@font-face {
  font-family: "Deluxe Edition";
  src: url("../assets/fonts/deluxe-edition-demo.woff") format("woff");
  font-display: swap;
}

:root {
  color-scheme: light;
  --paper: #fbfbf9;
  --paper-bright: #ffffff;
  --paper-deep: #efeeea;
  --ink: #111210;
  --ink-soft: #4e504c;
  --ink-faint: #5f625d;
  --line: rgba(17, 18, 16, 0.14);
  --line-strong: rgba(17, 18, 16, 0.28);
  --coral: #ff8975;
  --coral-ink: #bb392d;
  --coral-deep: #ff6556;
  --violet: #7a4cff;
  --night: #0e0e0e;
  --night-soft: #141414;
  --night-raised: #202020;
  --night-line: rgba(255, 255, 255, 0.12);
  --night-muted: #acafb9;
  --white: #ffffff;
  --content: 1380px;
  --reading: 1150px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --radius-xl: 42px;
  --radius-lg: 30px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --header-height: 68px;
  --display-font: "Aptos Display", "Segoe UI Variable Display", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  --brand-font: "Segoe UI Variable Display", "Aptos Display", "Microsoft YaHei UI", sans-serif;
  --body-font: "Aptos", "Segoe UI Variable Text", "Segoe UI", "Microsoft YaHei UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  background: var(--paper);
}

body,
h1,
h2,
h3,
p,
figure,
dl,
dd,
ol,
ul {
  margin: 0;
}

body {
  min-width: 320px;
  overflow-x: clip;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  height: auto;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  color: inherit;
  font: inherit;
}

button {
  border: 0;
}

::selection {
  background: var(--coral);
  color: var(--ink);
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 18px;
  z-index: 1000;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  transform: translateY(-140%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.product-page a:focus-visible,
.product-page button:focus-visible,
.product-page input:focus-visible,
.product-page summary:focus-visible {
  outline: 3px solid var(--violet);
  outline-offset: 4px;
}

.site-pill {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 500;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  width: min(calc(100% - 36px), 1180px);
  min-height: var(--header-height);
  padding: 8px 10px 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  background: rgba(14, 14, 14, 0.94);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.2), inset 0 1px rgba(255, 255, 255, 0.08);
  color: var(--white);
  transform: translateX(-50%);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 48px;
  padding-right: 14px;
}

.logo-crop,
.mfx-logo-crop {
  position: relative;
  display: block;
  overflow: hidden;
  background: transparent;
}

.logo-crop {
  width: 105px;
  height: 30px;
}

.logo-crop img {
  position: absolute;
  top: -45px;
  left: 0;
  width: 108px;
  max-width: none;
}

.site-pill .logo-crop img,
.story-mfx .mfx-logo-crop img {
  filter: invert(1);
}

.brand-name {
  color: rgba(255, 255, 255, 0.62);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.16em;
  white-space: nowrap;
}

.pill-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.pill-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
  font-weight: 680;
  transition: background 220ms ease, color 220ms ease;
}

.pill-nav a:hover,
.pill-nav a[aria-current="location"] {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.dock-current > span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 5px rgba(255, 137, 117, 0.12);
}

.hero {
  width: min(calc(100% - 48px), var(--content));
  padding: clamp(150px, 16vw, 210px) 0 0;
  margin: 0 auto;
}

.hero-heading {
  display: grid;
  justify-items: center;
  text-align: center;
}

.eyebrow,
.section-index,
.story-product,
.visual-meta,
.stage-label {
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow {
  color: var(--ink-faint);
}

.hero h1 {
  margin-top: clamp(22px, 3vw, 38px);
  font-family: var(--display-font);
  font-size: clamp(66px, 9.2vw, 132px);
  font-stretch: condensed;
  font-weight: 760;
  letter-spacing: -0.072em;
  line-height: 0.86;
  text-wrap: balance;
}

.hero-line {
  display: block;
  overflow: hidden;
  padding-right: 0.07em;
}

.hero-line > span {
  display: block;
}

.hero-line.is-accent {
  color: var(--coral-ink);
}

/* 入场动画预备位(仅 product.html 内联脚本会加 pre-motion):英雄区先处于动画起始态,
   product.js 武装 .from() 动画时同步摘掉该类——首屏 paint 不再先闪一遍终态。
   no-js / motion-fallback / motion-reduce 均不命中此门控。 */
html.js.pre-motion [data-motion-header] {
  opacity: 0;
  transform: translateY(-18px);
}

html.js.pre-motion [data-hero-line] > span {
  transform: translateY(112%);
}

html.js.pre-motion [data-hero-copy] {
  opacity: 0;
  transform: translateY(18px);
}

html.js.pre-motion [data-hero-stage] {
  opacity: 0;
  transform: translateY(48px) scale(0.94) perspective(1200px) rotateX(3deg) rotateY(-4deg);
}

html.js.pre-motion [data-product-layer] {
  opacity: 0;
  transform: translateY(26px);
}

.hero-copy {
  display: grid;
  justify-items: center;
  width: min(100%, 760px);
  margin-top: clamp(28px, 4vw, 50px);
}

.hero-copy > p {
  color: var(--ink-soft);
  font-size: clamp(17px, 1.7vw, 23px);
  line-height: 1.65;
  text-wrap: balance;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  min-width: 216px;
  min-height: 56px;
  padding: 0 18px 0 23px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 790;
  transition: transform 240ms var(--ease-out), box-shadow 240ms ease;
}

.button.is-dark {
  background: var(--ink);
  box-shadow: 0 12px 28px rgba(17, 18, 16, 0.16), inset 0 1px rgba(255, 255, 255, 0.15);
  color: var(--white);
}

.button b {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--coral);
  color: var(--ink);
  font-size: 15px;
  transition: transform 240ms var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .button:hover {
    box-shadow: 0 16px 36px rgba(17, 18, 16, 0.22), inset 0 1px rgba(255, 255, 255, 0.18);
    transform: translateY(-2px) scale(1.012);
  }

  .button:hover b {
    transform: translateY(2px);
  }
}

.button:active {
  transform: scale(0.98);
}

.text-action {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  border-bottom: 1px solid var(--line-strong);
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 740;
  transition: border-color 200ms ease, color 200ms ease;
}

.text-action:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.hero-stage {
  position: relative;
  min-height: clamp(560px, 57vw, 745px);
  margin-top: clamp(54px, 7vw, 92px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 72% 14%, rgba(255, 255, 255, 0.96), transparent 33%),
    radial-gradient(circle at 12% 92%, rgba(255, 137, 117, 0.2), transparent 32%),
    linear-gradient(145deg, #ecedea 0%, #ffffff 48%, #e6e7e4 100%);
  box-shadow: 0 38px 100px rgba(45, 42, 36, 0.13), inset 0 1px rgba(255, 255, 255, 0.9);
  transform-style: preserve-3d;
}

/* 循环视频基底：data-video-src 未配置时透明(is-empty)，舞台现状不变；
   配置后 JS 去掉 is-empty、加 is-ready，深色底+视频淡入，scrim 保证底部标签可读。 */
.stage-video-base {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  border-radius: inherit;
  background: #0e0e0e;
  opacity: 0;
  transition: opacity 0.9s var(--ease-out);
  pointer-events: none;
}

.stage-video-base.is-ready {
  opacity: 1;
}

.stage-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.stage-video-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14, 14, 14, 0.06) 42%, rgba(14, 14, 14, 0.42));
}

.stage-grid,
.visual-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(17, 18, 16, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 18, 16, 0.055) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(circle at center, #000 15%, transparent 78%);
  mask-image: radial-gradient(circle at center, #000 15%, transparent 78%);
  pointer-events: none;
}

.stage-label {
  position: absolute;
  z-index: 5;
  color: rgba(17, 18, 16, 0.58);
}

.stage-label.is-top {
  top: 34px;
  left: 38px;
}

.stage-label.is-side {
  right: -61px;
  bottom: 106px;
  transform: rotate(-90deg);
}

.stage-package,
.stage-icon {
  position: absolute;
  z-index: 2;
  /* 名称条随卡同动:子元素进入卡片自身的 3D 空间(product.js 只驱动组合体一层) */
  transform-style: preserve-3d;
}

/* atvImg 整体交互层:两卡+轨道+扫光装在同一个绝对定位组合体里,
   组合体被 product.js addStageCompositionTilt 驱动(倾斜/放大/分层视差);
   扫光覆盖组合体整体(atvImg 原式:方位角渐变),而不是单张卡片 */
.stage-composition {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

.stage-shine {
  position: absolute;
  inset: 0;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.stage-package {
  top: 8.5%;
  right: 5.5%;
  width: 66%;
  transform: rotate(2.2deg) translateZ(10px);
}

.stage-package > img {
  width: 100%;
  border-radius: 28px;
  box-shadow: 0 34px 84px rgba(15, 15, 15, 0.3);
}

.stage-icon {
  bottom: 8%;
  left: 7%;
  z-index: 4;
  width: 35%;
  transform: rotate(-7deg) translateZ(70px);
}

.stage-icon > img {
  width: 100%;
  border-radius: 23%;
  box-shadow: 0 34px 78px rgba(46, 20, 93, 0.35);
}

/* 悬停整体交互后,卡片阴影保持静态(atvImg 组合体方案不再逐卡切换 is-near) */
.stage-package > img,
.stage-icon > img {
  transition: box-shadow 0.45s ease;
}

.stage-package figcaption,
.stage-icon figcaption {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 9px;
  font-style: normal;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  /* 固定浮在卡片上方一层;卡片 preserve-3d,悬停交互由 product.js 统一驱动卡片 */
  transform: translateZ(26px);
}

.stage-package figcaption span,
.stage-icon figcaption span {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

/* 围绕式连通线(SVG):铺满组合体,路径从左卡左侧绕两卡底部到右卡右侧;
   z-index:1 垫在两卡之下,vector-effect 保证任意尺寸下 1.5px 描边不糊 */
.stage-orbit {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.stage-orbit svg {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line);
}

.hero-facts > div {
  min-height: 132px;
  padding: 27px 24px;
  border-left: 1px solid var(--line);
}

.hero-facts > div:first-child {
  border-left: 0;
}

.fact-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--coral-ink);
}

.fact-icon svg {
  width: 18px;
  height: 18px;
}

.hero-facts dt {
  color: var(--ink-faint);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.hero-facts dd {
  margin-top: 9px;
  font-size: 17px;
  font-weight: 760;
}

.manifesto {
  width: min(calc(100% - 48px), var(--reading));
  padding: clamp(130px, 15vw, 220px) 0;
  margin: 0 auto;
}

.section-index {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-faint);
}

.section-index > span {
  display: inline-grid;
  place-items: center;
  min-width: 30px;
  height: 30px;
  padding: 0 7px;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: var(--coral-ink);
  font-family: "Deluxe Edition", Georgia, serif;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0;
}

.manifesto h2,
.proof-head h2,
.choose-product > h2,
.questions h2,
.closing h2,
.vocabulary-bridge h2 {
  font-family: var(--display-font);
  font-weight: 730;
  letter-spacing: -0.06em;
  line-height: 0.98;
  text-wrap: balance;
}

.manifesto .section-index {
  justify-content: center;
}

.manifesto h2 {
  margin-top: 34px;
  font-size: clamp(52px, 7vw, 98px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  text-align: center;
}

.manifesto h2 span {
  color: var(--coral-ink);
}

.manifesto-copy {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: clamp(32px, 7vw, 100px);
  margin-top: clamp(38px, 5.5vw, 62px);
}

/* manifesto 双产品对称简介(2026-08-18 重排):承接 hero 产品图,左右对称的两张产品卡 */
.manifesto-duo {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: clamp(40px, 5vw, 64px);
}

/* 卡体与卡壳分离:卡壳只做定位上下文(透明、不裁切),
   卡面带背景的是 .manifesto-card-body(z-index:1),特性文字/图形夹在两层层之间(z-index:0),
   从卡体背后飞出——不依赖 z-index:-1,避免被祖先层叠上下文(滚动引擎 transform)整个吞掉。 */
.manifesto-card-body {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 10px;
  height: 100%;
  padding: 34px 28px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-bright);
  text-align: center;
  box-shadow: 0 24px 70px rgba(45, 42, 36, 0.08);
}

.manifesto-icon {
  width: 74px;
  height: 74px;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: 0 16px 40px rgba(20, 20, 18, 0.18);
}

.manifesto-card small {
  color: var(--ink-faint);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.manifesto-card strong {
  font-size: clamp(20px, 2vw, 25px);
  font-weight: 780;
  letter-spacing: -0.02em;
}

.manifesto-card p {
  max-width: 36ch;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

.manifesto-note {
  margin-top: 26px;
  color: var(--ink-faint);
  font-size: 12px;
  text-align: center;
}

/* manifesto 双卡特性飞出层(2026-08-18):文字与图形夹在透明卡壳与带背景的卡体之间(z-index:0/1 三明治),
   悬停时由 product.js addManifestoBloom 驱动飞出+视差;默认 opacity:0,无 JS/触屏/减弱动效时不可见。 */
.manifesto-card {
  position: relative;
}

.manifesto-aura {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.feature-chip {
  position: absolute;
  top: 50%;
  left: 50%;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid rgba(122, 76, 255, 0.4);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 12px 28px rgba(20, 20, 18, 0.14);
  color: var(--ink);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  white-space: nowrap;
  opacity: 0;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.feature-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--violet);
}

.manifesto-card.is-mfx .feature-chip {
  border-color: rgba(255, 137, 117, 0.5);
}

.manifesto-card.is-mfx .feature-chip::before {
  background: var(--coral);
}

.aura-shape {
  position: absolute;
  display: block;
  opacity: 0;
}

.aura-shape.is-ring {
  top: -30px;
  right: 8%;
  width: 64px;
  height: 64px;
  border: 1.5px solid rgba(122, 76, 255, 0.5);
  border-radius: 50%;
}

.manifesto-card.is-mfx .aura-shape.is-ring {
  border-color: rgba(255, 137, 117, 0.55);
}

.aura-shape.is-glow {
  top: 50%;
  left: 50%;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 76, 255, 0.22), transparent 68%);
  transform: translate(-50%, -50%);
  filter: blur(6px);
}

.manifesto-card.is-mfx .aura-shape.is-glow {
  background: radial-gradient(circle, rgba(255, 137, 117, 0.22), transparent 68%);
}

.aura-shape.is-cross {
  bottom: -14px;
  left: 10%;
  width: 18px;
  height: 18px;
}

.aura-shape.is-cross::before,
.aura-shape.is-cross::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--coral);
}

.aura-shape.is-cross::before {
  width: 18px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.aura-shape.is-cross::after {
  width: 1.5px;
  height: 18px;
  transform: translate(-50%, -50%);
}

html[data-eye-theme="dark"] .feature-chip {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(30, 30, 27, 0.72);
  color: #eeede7;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.4);
}

html[data-eye-theme="dark"] .manifesto-card-body {
  border-color: rgba(255, 255, 255, 0.1);
  background: #1b1b19;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
}

html[data-eye-theme="dark"] .manifesto-card strong {
  color: #eeede7;
}

html[data-eye-theme="dark"] .manifesto-card p {
  color: #aaa9a3;
}

html[data-eye-theme="dark"] .manifesto-note {
  color: #8f8e88;
}

/* 深色模式下,MFX 深色 logo 需要浅色底托才不隐身 */
html[data-eye-theme="dark"] .manifesto-icon.is-logo-dark {
  padding: 8px;
  background: #eeede7;
  object-fit: contain;
}

@media (max-width: 720px) {
  .manifesto-duo {
    grid-template-columns: 1fr;
  }
}

.product-story {
  position: relative;
  min-height: 100svh;
}

#if-english-dies,
#mfxconsole,
#demo,
#choose,
#questions {
  scroll-margin-top: calc(var(--header-height) + 44px);
}

.story-ied {
  border-top: 1px solid var(--line);
  background: var(--paper-bright);
}

.story-mfx {
  background: var(--night);
  color: var(--white);
}

.story-pin {
  display: flex;
  flex-direction: column;
  justify-content: safe center; /* 内容高于视口时回退为顶对齐,避免顶部被裁 */
  width: min(calc(100% - 48px), var(--content));
  min-height: 100svh;
  padding: clamp(108px, 12vh, 138px) 0 40px;
  margin: 0 auto;
}

.story-head {
  display: grid;
  grid-template-columns: minmax(180px, 0.42fr) minmax(480px, 1fr);
  align-items: end;
  gap: 40px;
  margin-bottom: clamp(24px, 4vh, 42px);
}

.story-head > div {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 34px;
}

.story-product {
  color: var(--coral-ink);
  white-space: nowrap;
}

.story-head h2 {
  max-width: 760px;
  font-family: var(--display-font);
  font-size: clamp(40px, 4.6vw, 66px);
  font-weight: 730;
  letter-spacing: -0.06em;
  line-height: 0.98;
  text-wrap: balance;
}

.story-mfx .section-index {
  color: var(--night-muted);
}

.story-mfx .section-index > span,
.story-mfx .story-product {
  color: var(--coral);
}

.story-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(320px, 0.72fr);
  gap: clamp(30px, 4vw, 56px);
  height: clamp(480px, 58vh, 620px);
}

.story-visual {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.ied-visual {
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 18% 78%, rgba(122, 76, 255, 0.12), transparent 34%),
    #ebe9e4;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.85);
}

.visual-grid {
  background-size: 36px 36px;
}

.visual-meta {
  position: absolute;
  top: 24px;
  left: 28px;
  z-index: 8;
  color: var(--ink-faint);
}

.ied-product-image {
  position: absolute;
  top: 22%;
  left: 8%;
  z-index: 3;
  width: 39%;
  border-radius: 23%;
  box-shadow: 0 28px 62px rgba(54, 31, 91, 0.27);
}

.scan-ring {
  position: absolute;
  top: 15%;
  left: 2%;
  z-index: 2;
  width: 51%;
  aspect-ratio: 1;
  border: 1px solid rgba(122, 76, 255, 0.36);
  border-radius: 50%;
}

.scan-ring::before,
.scan-ring::after {
  position: absolute;
  inset: 13%;
  border: 1px dashed rgba(17, 18, 16, 0.18);
  border-radius: 50%;
  content: "";
}

.scan-ring::after {
  inset: 30%;
}

.scan-ring > span {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--violet), transparent);
  transform-origin: left;
}

.vocab-stack {
  position: absolute;
  top: 19%;
  right: 5%;
  z-index: 5;
  display: grid;
  width: 48%;
  gap: 11px;
}

.vocab-stack p {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 5px 16px;
  padding: 17px 18px;
  border: 1px solid rgba(17, 18, 16, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 34px rgba(34, 32, 29, 0.08);
}

.vocab-stack small {
  grid-column: 1 / -1;
  color: var(--ink-faint);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.vocab-stack strong {
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.vocab-stack span {
  color: var(--violet);
  font-size: 12px;
  font-weight: 760;
}

.visual-status {
  position: absolute;
  right: 26px;
  bottom: 22px;
  left: 26px;
  z-index: 6;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 15px;
  border: 1px solid rgba(17, 18, 16, 0.12);
  border-radius: 12px;
  background: rgba(248, 247, 243, 0.86);
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 760;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.visual-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #5ca56d;
}

.visual-status b {
  color: var(--ink-faint);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.story-copy {
  position: relative;
  min-width: 0;
  padding-left: 29px;
}

.story-progress {
  position: absolute;
  top: 5px;
  bottom: 5px;
  left: 0;
  width: 2px;
  overflow: hidden;
  background: var(--line);
}

.story-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--coral-ink);
  transform: scaleY(0.04);
  transform-origin: top;
}

.story-mfx .story-progress {
  background: rgba(255, 255, 255, 0.12);
}

.story-mfx .story-progress span {
  background: var(--coral);
}

.story-steps {
  display: grid;
  height: 100%;
  padding: 0;
  list-style: none;
}

.story-steps li {
  display: grid;
  align-content: center;
  min-height: 0;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.story-steps li:first-child {
  border-top: 1px solid var(--line);
}

.story-steps li > span {
  color: var(--coral-ink);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.11em;
}

.story-steps h3 {
  margin-top: 8px;
  font-size: clamp(17px, 1.55vw, 21px);
  letter-spacing: -0.025em;
  line-height: 1.28;
}

.story-steps p {
  max-width: 440px;
  margin-top: 7px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.65;
}

html.motion-ready:not(.motion-reduce) .story-steps li {
  opacity: 0.28;
}

html.motion-ready:not(.motion-reduce) .story-steps li:first-child {
  opacity: 1;
}

.story-mfx .story-steps li {
  border-color: var(--night-line);
}

.story-mfx .story-steps li > span {
  color: var(--coral);
}

.story-mfx .story-steps p {
  color: var(--night-muted);
}

.translation-proof,
.interface-proof,
.choose-product,
.questions {
  padding: clamp(120px, 14vw, 190px) 0;
}

.translation-proof {
  background: var(--paper-bright);
}

.proof-head {
  display: grid;
  grid-template-columns: minmax(180px, 0.38fr) minmax(480px, 1fr);
  align-items: start;
  gap: 40px;
  width: min(calc(100% - 48px), var(--reading));
  margin: 0 auto clamp(54px, 8vw, 90px);
}

.proof-head > div {
  display: grid;
  grid-template-columns: 1fr minmax(250px, 0.5fr);
  align-items: end;
  gap: 34px;
}

.proof-head h2 {
  font-size: clamp(44px, 5.6vw, 78px);
}

.proof-head > div > p {
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.8;
}

.translation-demo {
  width: min(calc(100% - 48px), var(--reading));
  overflow: hidden;
  margin: 0 auto;
  border: 1px solid rgba(17, 18, 16, 0.18);
  border-radius: var(--radius-lg);
  background: var(--night-soft);
  box-shadow: 0 38px 90px rgba(25, 24, 22, 0.18);
  color: var(--white);
}

.demo-window-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 58px;
  padding: 0 22px;
  border-bottom: 1px solid var(--night-line);
  background: #181818;
}

.demo-window-bar > span {
  display: flex;
  gap: 7px;
}

.demo-window-bar i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #555;
}

.demo-window-bar i:first-child {
  background: var(--coral);
}

.demo-window-bar p,
.demo-window-bar b {
  color: var(--night-muted);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.demo-window-bar b {
  justify-self: end;
}

.translation-viewport {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    #101110;
  background-size: 48px 48px;
}

.resource-layer {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  padding: 46px clamp(26px, 6vw, 82px);
}

.resource-layer p {
  display: grid;
  grid-template-columns: 46px 1fr auto;
  align-items: center;
  min-height: 64px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.resource-layer small {
  color: #8b8e89;
  font-size: 9px;
  font-weight: 800;
}

.resource-layer strong {
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 650;
}

.resource-layer span {
  color: var(--night-muted);
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0.08em;
}

.resource-layer.is-localized {
  z-index: 2;
  clip-path: inset(0 calc(100% - var(--reveal)) 0 0);
  background: #171112;
}

.resource-layer.is-localized strong {
  color: #ffd5ce;
}

.resource-layer.is-localized span {
  color: var(--coral);
}

.translation-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--reveal);
  z-index: 3;
  width: 2px;
  background: var(--coral);
  transform: translateX(-1px);
  pointer-events: none;
}

.translation-divider i {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 42px;
  height: 42px;
  border: 2px solid var(--coral);
  border-radius: 50%;
  background: var(--night);
  box-shadow: 0 0 0 8px rgba(255, 137, 117, 0.12);
  transform: translate(-50%, -50%);
}

.translation-divider i::before,
.translation-divider i::after {
  position: absolute;
  top: 50%;
  width: 8px;
  height: 8px;
  border-top: 1px solid var(--coral);
  border-left: 1px solid var(--coral);
  content: "";
}

.translation-divider i::before {
  left: 10px;
  transform: translateY(-50%) rotate(-45deg);
}

.translation-divider i::after {
  right: 10px;
  transform: translateY(-50%) rotate(135deg);
}

.translation-control {
  display: grid;
  grid-template-columns: auto 1fr 46px;
  align-items: center;
  gap: 18px;
  min-height: 78px;
  padding: 0 24px;
  border-top: 1px solid var(--night-line);
  background: #181818;
}

.translation-control label,
.translation-control output {
  color: var(--night-muted);
  font-size: 11px;
  font-weight: 760;
}

.translation-control output {
  justify-self: end;
  color: var(--coral);
}

.translation-control input {
  width: 100%;
  min-height: 44px;
  accent-color: var(--coral);
  cursor: ew-resize;
}

.vocabulary-bridge {
  position: relative;
  min-height: 94svh;
  overflow: hidden;
  background: var(--paper-bright);
}

.bridge-wipe {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 76% 86%, rgba(255, 101, 86, 0.16), transparent 28%),
    var(--night);
  transform-origin: bottom;
}

.bridge-content {
  position: relative;
  z-index: 2;
  display: grid;
  align-content: center;
  justify-items: center;
  width: min(calc(100% - 48px), var(--reading));
  min-height: 94svh;
  padding: 100px 0;
  margin: 0 auto;
  color: var(--white);
  text-align: center;
}

.vocabulary-bridge .section-index {
  color: var(--night-muted);
}

.vocabulary-bridge .section-index > span {
  color: var(--coral);
}

.vocabulary-bridge h2 {
  margin-top: 34px;
  margin-inline: auto;
  font-size: clamp(70px, 10vw, 142px);
  line-height: 0.82;
}

.vocabulary-bridge h2 span {
  color: var(--coral);
}

.bridge-route {
  display: grid;
  grid-template-columns: 1fr auto 1.15fr auto 1fr;
  align-items: center;
  gap: 18px;
  margin-top: clamp(58px, 8vw, 98px);
}

.bridge-route > div {
  min-height: 132px;
  padding: 24px;
  border: 1px solid var(--night-line);
  border-radius: var(--radius-md);
  background: var(--night-soft);
}

.bridge-route > div.is-core {
  border-color: rgba(255, 137, 117, 0.48);
  background: #1a1110;
}

.bridge-route small,
.bridge-route strong,
.bridge-route span {
  display: block;
}

.bridge-route small {
  color: var(--night-muted);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.bridge-route strong {
  margin-top: 21px;
  font-size: 18px;
}

.bridge-route span {
  margin-top: 4px;
  color: var(--coral);
  font-size: 11px;
}

.bridge-route > b {
  color: var(--coral);
  font-family: "Deluxe Edition", Georgia, serif;
  font-size: 20px;
  font-weight: 400;
}

.bridge-note {
  max-width: 680px;
  margin-top: 28px;
  margin-inline: auto;
  color: var(--night-muted);
  font-size: 11px;
}

.mfx-logo-crop {
  flex: 0 0 auto;
  width: 190px;
  height: 48px;
}

.mfx-logo-crop img {
  position: absolute;
  top: -82px;
  left: 0;
  width: 194px;
  max-width: none;
}

.mfx-visual {
  border: 1px solid var(--night-line);
  background:
    radial-gradient(circle at 22% 15%, rgba(255, 255, 255, 0.1), transparent 34%),
    radial-gradient(circle at 84% 86%, rgba(255, 137, 117, 0.12), transparent 28%),
    var(--night-soft);
}

.mfx-visual .visual-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
}

.mfx-visual .visual-meta {
  color: var(--night-muted);
}

.mfx-package-image {
  position: absolute;
  top: 12%;
  left: 5%;
  z-index: 2;
  width: 64%;
  border-radius: 18px;
  box-shadow: 0 34px 88px rgba(0, 0, 0, 0.5);
}

.mfx-shot-stack {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

.mfx-shot-stack img {
  position: absolute;
  width: 46%;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 12px;
  box-shadow: 0 26px 62px rgba(0, 0, 0, 0.48);
}

.mfx-shot-stack img[data-ui-shot="search"] {
  right: 4%;
  bottom: 9%;
  z-index: 3;
}

.mfx-shot-stack img[data-ui-shot="browse"] {
  top: 14%;
  right: 6%;
  z-index: 2;
  width: 30%;
}

.mfx-shot-stack img[data-ui-shot="settings"] {
  top: 22%;
  right: 24%;
  z-index: 1;
  width: 29%;
}

.query-trail {
  position: absolute;
  right: 4%;
  bottom: 4%;
  z-index: 8;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
  width: 50%;
}

.query-trail span {
  padding: 6px 9px;
  border: 1px solid rgba(255, 137, 117, 0.28);
  border-radius: 999px;
  background: rgba(14, 14, 14, 0.82);
  color: #ffd1c9;
  font-size: 9px;
  font-weight: 760;
}

.interface-proof,
.choose-product,
.questions {
  background: var(--night);
  color: var(--white);
}

.proof-head.is-dark .section-index,
.choose-product .section-index,
.questions .section-index {
  color: var(--night-muted);
}

.proof-head.is-dark .section-index > span,
.choose-product .section-index > span,
.questions .section-index > span {
  color: var(--coral);
}

.proof-head.is-dark > div > p {
  color: var(--night-muted);
}

.interface-shell {
  width: min(calc(100% - 48px), var(--reading));
  overflow: hidden;
  margin: 0 auto;
  border: 1px solid var(--night-line);
  border-radius: var(--radius-lg);
  background: var(--night-soft);
  box-shadow: 0 44px 100px rgba(0, 0, 0, 0.42);
}

.interface-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--night-line);
}

.interface-tabs button {
  position: relative;
  min-height: 68px;
  padding: 0 22px;
  border-right: 1px solid var(--night-line);
  background: transparent;
  color: var(--night-muted);
  text-align: left;
  cursor: pointer;
  transition: background 220ms ease, color 220ms ease;
}

.interface-tabs button:last-child {
  border-right: 0;
}

.interface-tabs button::after {
  position: absolute;
  right: 20px;
  bottom: -1px;
  left: 20px;
  height: 2px;
  background: var(--coral);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms var(--ease-out);
}

.interface-tabs button span {
  margin-right: 12px;
  color: #93959a;
  font-size: 9px;
  font-weight: 800;
}

.interface-tabs button:hover,
.interface-tabs button[aria-selected="true"] {
  background: rgba(255, 255, 255, 0.035);
  color: var(--white);
}

.interface-tabs button[aria-selected="true"]::after {
  transform: scaleX(1);
}

.interface-stage {
  position: relative;
  min-height: 640px;
}

.interface-panel {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(250px, 0.55fr);
  min-height: 640px;
}

.interface-panel[hidden] {
  display: none;
}

.interface-media {
  display: grid;
  place-items: center;
  min-width: 0;
  padding: clamp(28px, 5vw, 62px);
  border-right: 1px solid var(--night-line);
  background:
    radial-gradient(circle at 50% 100%, rgba(255, 137, 117, 0.12), transparent 42%),
    #101010;
}

.interface-media img {
  max-width: min(100%, 760px);
  max-height: 510px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 14px;
  box-shadow: 0 26px 72px rgba(0, 0, 0, 0.48);
}

.interface-caption {
  display: grid;
  align-content: end;
  padding: 42px;
}

.interface-caption small {
  color: var(--coral);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.interface-caption h3 {
  margin-top: 18px;
  font-family: var(--display-font);
  font-size: clamp(28px, 3.2vw, 44px);
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.interface-caption p {
  margin-top: 18px;
  color: var(--night-muted);
  font-size: 13px;
  line-height: 1.75;
}

.choose-product {
  width: auto;
}

.choose-product > .section-index,
.choose-product > h2,
.choice-lines,
.release-track {
  width: min(calc(100% - 48px), var(--reading));
  margin-right: auto;
  margin-left: auto;
}

.choose-product > h2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 24px;
  margin-top: 34px;
  font-size: clamp(40px, 5vw, 76px);
}

.choose-product > h2 .choose-phrase {
  text-align: center;   /* 各自居中对齐下方卡片 */
  white-space: nowrap;
}

.choose-product > h2 .is-accent {
  color: var(--coral);
}

.choice-lines {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: clamp(66px, 9vw, 112px);
}

.choice-lines article {
  display: flex;
  min-height: 470px;
  padding: 34px;
  border: 1px solid var(--night-line);
  border-radius: var(--radius-lg);
  background: var(--night-soft);
  flex-direction: column;
}

.choice-lines article > p {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--night-muted);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.13em;
}

.choice-lines article > p span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--night-line);
  border-radius: 50%;
  color: var(--coral);
}

.choice-lines h3 {
  margin-top: 54px;
  font-family: var(--display-font);
  font-size: clamp(34px, 4.2vw, 56px);
  letter-spacing: -0.05em;
}

.choice-lines ul {
  display: grid;
  gap: 0;
  padding: 0;
  margin: 34px 0 0;
  color: var(--night-muted);
  list-style: none;
}

.choice-lines li {
  padding: 14px 0;
  border-top: 1px solid var(--night-line);
  font-size: 12px;
  line-height: 1.6;
}

.choice-lines a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 55px;
  padding: 0 18px;
  margin-top: auto;
  border-radius: 999px;
  background: #d5d5d5;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.22), inset 0 1px #fff;
  color: var(--ink);
  font-size: 12px;
  font-weight: 790;
  transition: background 200ms ease, transform 240ms var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .choice-lines a:hover {
    background: var(--white);
    transform: translateY(-2px);
  }
}

.choice-lines a b {
  color: var(--coral-ink);
  font-size: 17px;
}

.release-track {
  display: grid;
  grid-template-columns: minmax(260px, 0.55fr) 1fr;
  gap: clamp(50px, 9vw, 120px);
  padding-top: clamp(120px, 14vw, 190px);
}

.release-track h3 {
  margin-top: 24px;
  font-family: var(--display-font);
  font-size: clamp(34px, 4.6vw, 58px);
  letter-spacing: -0.05em;
  line-height: 1.02;
}

.release-track ol {
  position: relative;
  padding: 0 0 0 28px;
  list-style: none;
}

.release-track ol::before {
  position: absolute;
  top: 16px;
  bottom: 16px;
  left: 0;
  width: 1px;
  background: var(--night-line);
  content: "";
}

.release-track li {
  position: relative;
  display: grid;
  grid-template-columns: 38px 1fr auto;
  align-items: start;
  gap: 15px;
  padding: 23px 0;
  border-bottom: 1px solid var(--night-line);
}

.release-track li::before {
  position: absolute;
  top: 31px;
  left: -32px;
  width: 9px;
  height: 9px;
  border: 2px solid var(--night);
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 5px rgba(255, 137, 117, 0.12);
  content: "";
}

.release-track li > span {
  color: #67686b;
  font-size: 10px;
  font-weight: 800;
}

.release-track strong,
.release-track small {
  display: block;
}

.release-track strong {
  font-size: 14px;
}

.release-track small {
  margin-top: 5px;
  color: var(--night-muted);
  font-size: 11px;
  line-height: 1.55;
}

.release-track li > b {
  padding: 5px 9px;
  border: 1px solid var(--night-line);
  border-radius: 999px;
  color: var(--coral);
  font-size: 9px;
  font-weight: 760;
  white-space: nowrap;
}

.questions {
  display: grid;
  grid-template-columns: minmax(300px, 0.58fr) 1fr;
  gap: clamp(70px, 10vw, 140px);
  width: auto;
  padding-right: max(24px, calc((100% - var(--reading)) / 2));
  padding-left: max(24px, calc((100% - var(--reading)) / 2));
  border-top: 1px solid var(--night-line);
}

.questions header {
  position: sticky;
  top: 130px;
  align-self: start;
}

.questions h2 {
  margin-top: 32px;
  font-size: clamp(48px, 5.8vw, 76px);
}

.faq-list {
  border-top: 1px solid var(--night-line);
}

.faq-list details {
  border-bottom: 1px solid var(--night-line);
}

.faq-list summary {
  position: relative;
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: center;
  gap: 15px;
  min-height: 86px;
  padding: 22px 58px 22px 0;
  font-size: 16px;
  font-weight: 720;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary > span {
  color: var(--coral);
  font-size: 9px;
  font-weight: 850;
}

.faq-list summary::after {
  position: absolute;
  top: 25px;
  right: 0;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--night-line);
  border-radius: 50%;
  color: var(--night-muted);
  content: "+";
  font-size: 19px;
  transition: border-color 200ms ease, color 200ms ease, transform 260ms var(--ease-out);
}

.faq-list details[open] summary::after {
  border-color: var(--coral);
  color: var(--coral);
  transform: rotate(45deg);
}

.faq-list details > p {
  max-width: 650px;
  padding: 0 58px 28px 53px;
  color: var(--night-muted);
  font-size: 13px;
  line-height: 1.8;
}

.closing {
  padding: clamp(110px, 14vw, 190px) max(24px, calc((100% - var(--reading)) / 2));
  background:
    radial-gradient(circle at 90% 120%, rgba(255, 255, 255, 0.44), transparent 32%),
    var(--coral);
  color: var(--ink);
}

.closing .section-index {
  color: rgba(17, 18, 16, 0.78);
}

.closing .section-index > span {
  height: 32px;
  padding: 0 13px;
  color: var(--ink);
}

.closing h2 {
  max-width: 940px;
  margin-top: 34px;
  font-size: clamp(54px, 7.8vw, 108px);
}

.closing > p:not(.section-index) {
  max-width: 620px;
  margin-top: 30px;
  color: rgba(17, 18, 16, 0.7);
  font-size: 15px;
}

.text-action.is-dark-text {
  border-color: rgba(17, 18, 16, 0.35);
  color: var(--ink);
}

.product-dock {
  position: fixed;
  right: 22px;
  bottom: 18px;
  left: 22px;
  z-index: 480;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  width: min(calc(100% - 44px), 980px);
  min-height: 68px;
  padding: 8px 9px 8px 17px;
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  background: rgba(14, 14, 14, 0.94);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.3), inset 0 1px rgba(255, 255, 255, 0.08);
  color: var(--white);
  opacity: 0;
  transform: translateY(130%);
  transition: opacity 320ms ease, transform 480ms var(--ease-out);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  pointer-events: none;
}

body.dock-visible .product-dock {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.dock-current {
  display: flex;
  align-items: center;
  gap: 13px;
  min-width: 0;
}

.dock-current p {
  min-width: 0;
}

.dock-current small,
.dock-current strong {
  display: block;
}

.dock-current small {
  color: #77787c;
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.dock-current strong {
  margin-top: 2px;
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-dock nav {
  display: flex;
  align-items: center;
  gap: 3px;
}

.product-dock nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--night-muted);
  font-size: 10px;
  font-weight: 760;
  transition: background 200ms ease, color 200ms ease;
}

.product-dock nav a:hover,
.product-dock nav a[aria-current="location"] {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.product-dock nav a.dock-action {
  gap: 15px;
  padding-right: 12px;
  padding-left: 18px;
  background: #d5d5d5;
  color: var(--ink);
}

.dock-action b {
  color: var(--coral-ink);
  font-size: 15px;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 154px;
  padding: 30px max(24px, calc((100% - var(--reading)) / 2)) 100px;
  border-top: 1px solid var(--night-line);
  background: var(--night);
  color: #898a8e;
  font-size: 10px;
}

.product-footer div {
  display: flex;
  gap: 22px;
}

.product-footer a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--night-muted);
  transition: color 180ms ease;
}

.product-footer a:hover {
  color: var(--white);
}

@media (max-width: 1160px) {
  .site-pill {
    width: min(calc(100% - 28px), 1040px);
  }

  .brand-name {
    display: none;
  }

  .pill-nav a {
    padding: 0 12px;
  }

  .story-head {
    grid-template-columns: 0.3fr 1fr;
  }

  .story-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  }

  .vocab-stack {
    width: 51%;
  }

  .proof-head {
    grid-template-columns: 0.28fr 1fr;
  }

  .proof-head > div {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .proof-head > div > p {
    max-width: 560px;
  }
}

@media (max-width: 959px) {
  :root {
    --radius-xl: 30px;
    --radius-lg: 24px;
  }

  .site-pill {
    grid-template-columns: auto 1fr auto;
  }

  .pill-nav {
    justify-content: flex-end;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .pill-nav::-webkit-scrollbar {
    display: none;
  }

  .pill-nav a:nth-child(3),
  .pill-nav a:nth-child(4) {
    display: none;
  }

  .hero-stage {
    min-height: clamp(520px, 76vw, 680px);
  }

  .stage-package {
    top: 10%;
    right: 4%;
    width: 74%;
  }

  .stage-icon {
    bottom: 9%;
    left: 5%;
    width: 39%;
  }

  .manifesto-copy {
    margin-left: 0;
  }

  .product-story {
    min-height: auto;
  }

  .story-pin {
    min-height: auto;
    padding: 110px 0;
  }

  .story-head {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 24px;
    margin-bottom: 46px;
  }

  .story-head > div {
    align-items: flex-start;
    flex-direction: column;
  }

  .story-layout {
    grid-template-columns: 1fr;
    height: auto;
  }

  .story-visual {
    min-height: 600px;
  }

  .story-copy {
    padding-left: 0;
  }

  .story-progress {
    display: none;
  }

  .story-steps {
    grid-template-columns: 1fr 1fr;
    height: auto;
  }

  .story-steps li,
  html.motion-ready:not(.motion-reduce) .story-steps li,
  html.motion-ready:not(.motion-reduce) .story-steps li:first-child {
    min-height: 220px;
    padding: 28px;
    border: 1px solid var(--line);
    opacity: 1;
  }

  .story-steps li:nth-child(even) {
    border-left: 0;
  }

  .story-steps li:nth-child(n + 3) {
    border-top: 0;
  }

  .story-mfx .story-steps li {
    border-color: var(--night-line);
  }

  .proof-head {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .bridge-route {
    grid-template-columns: 1fr;
  }

  .bridge-route > b {
    justify-self: center;
    transform: rotate(90deg);
  }

  .interface-stage,
  .interface-panel {
    min-height: 720px;
  }

  .interface-panel {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto;
  }

  .interface-media {
    min-height: 470px;
    border-right: 0;
    border-bottom: 1px solid var(--night-line);
  }

  .interface-caption {
    padding: 30px;
  }

  .choice-lines {
    grid-template-columns: 1fr;
  }

  .choose-product > h2 {
    grid-template-columns: 1fr;
    row-gap: 8px;
    font-size: clamp(44px, 7.5vw, 64px);
  }

  .choice-lines article {
    min-height: 420px;
  }

  .release-track,
  .questions {
    grid-template-columns: 1fr;
  }

  .questions header {
    position: static;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 60px;
    --radius-xl: 24px;
    --radius-lg: 20px;
    --radius-md: 16px;
  }

  .site-pill {
    top: 10px;
    width: calc(100% - 20px);
    min-height: var(--header-height);
    padding: 6px 7px;
  }

  .logo-crop {
    width: 82px;
    height: 26px;
  }

  .logo-crop img {
    top: -36px;
    width: 86px;
  }

  .brand-mark {
    min-height: 46px;
    padding-right: 7px;
  }

  .pill-nav a {
    min-height: 44px;
    padding: 0 10px;
    font-size: 10px;
  }

  .hero,
  .manifesto,
  .story-pin,
  .proof-head,
  .translation-demo,
  .bridge-content,
  .interface-shell,
  .choose-product > .section-index,
  .choose-product > h2,
  .choice-lines,
  .release-track {
    width: calc(100% - 32px);
  }

  .hero {
    padding-top: 132px;
  }

  .hero h1 {
    font-size: clamp(54px, 17vw, 82px);
    line-height: 0.91;
  }

  .hero-copy > p {
    font-size: 16px;
  }

  .hero-actions {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .text-action {
    justify-content: center;
  }

  .hero-stage {
    min-height: 500px;
    margin-top: 54px;
  }

  .stage-label.is-top {
    top: 22px;
    left: 22px;
  }

  .stage-label.is-side {
    display: none;
  }

  .stage-package {
    top: 13%;
    right: 5%;
    width: 88%;
  }

  .stage-package > img {
    border-radius: 16px;
  }

  .stage-package figcaption {
    justify-content: flex-end;
    font-size: 7px;
  }

  .stage-icon {
    bottom: 10%;
    left: 7%;
    width: 47%;
  }

  .stage-icon figcaption {
    max-width: 180px;
    font-size: 7px;
  }

  .hero-facts {
    grid-template-columns: 1fr 1fr;
  }

  .hero-facts > div {
    min-height: 94px;
    padding: 20px 16px;
  }

  .hero-facts > div:nth-child(3) {
    border-left: 0;
  }

  .hero-facts > div:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .manifesto {
    padding: 110px 0;
  }

  .manifesto h2,
  .proof-head h2,
  .questions h2 {
    font-size: clamp(44px, 13vw, 64px);
  }

  .manifesto-copy {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 38px;
  }

  .story-pin {
    padding: 96px 0;
  }

  .story-head h2 {
    font-size: clamp(42px, 12vw, 60px);
  }

  .story-head > div {
    gap: 18px;
  }

  .story-visual {
    min-height: 510px;
  }

  .ied-product-image {
    top: 15%;
    left: 8%;
    width: 46%;
  }

  .scan-ring {
    top: 9%;
    left: 1%;
    width: 60%;
  }

  .vocab-stack {
    top: 39%;
    right: 5%;
    width: 72%;
  }

  .vocab-stack p {
    padding: 13px 14px;
  }

  .story-steps {
    grid-template-columns: 1fr;
  }

  .story-steps li,
  .story-steps li:nth-child(even),
  .story-steps li:nth-child(n + 3) {
    min-height: auto;
    padding: 28px 0;
    border: 0;
    border-top: 1px solid var(--line);
  }

  .story-steps li:last-child {
    border-bottom: 1px solid var(--line);
  }

  .story-mfx .story-steps li,
  .story-mfx .story-steps li:nth-child(even),
  .story-mfx .story-steps li:nth-child(n + 3) {
    border-color: var(--night-line);
  }

  .translation-proof,
  .interface-proof,
  .choose-product,
  .questions {
    padding: 100px 0;
  }

  .proof-head {
    margin-bottom: 44px;
  }

  .translation-viewport {
    min-height: 390px;
  }

  .resource-layer {
    padding: 28px 18px;
  }

  .resource-layer p {
    grid-template-columns: 30px 1fr;
    min-height: 60px;
  }

  .resource-layer span {
    display: none;
  }

  .resource-layer strong {
    font-size: 14px;
  }

  .translation-control {
    grid-template-columns: 1fr auto;
    gap: 4px 14px;
    min-height: 98px;
    padding: 16px 18px;
  }

  .translation-control input {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .vocabulary-bridge,
  .bridge-content {
    min-height: 100svh;
  }

  .vocabulary-bridge h2 {
    font-size: clamp(66px, 19vw, 96px);
  }

  .mfx-logo-crop {
    width: 160px;
    height: 42px;
  }

  .mfx-logo-crop img {
    top: -70px;
    width: 164px;
  }

  .mfx-package-image {
    top: 14%;
    left: 5%;
    width: 88%;
  }

  .mfx-shot-stack img[data-ui-shot="search"] {
    right: 4%;
    bottom: 11%;
    width: 62%;
  }

  .mfx-shot-stack img[data-ui-shot="browse"] {
    top: 43%;
    right: 57%;
    width: 36%;
  }

  .mfx-shot-stack img[data-ui-shot="settings"] {
    top: 50%;
    right: 36%;
    width: 34%;
  }

  .query-trail {
    right: 5%;
    bottom: 4%;
    width: 80%;
  }

  .interface-tabs button {
    min-height: 60px;
    padding: 0 12px;
    text-align: center;
  }

  .interface-tabs button span {
    display: block;
    margin: 0 0 2px;
  }

  .interface-stage,
  .interface-panel {
    min-height: 650px;
  }

  .interface-media {
    min-height: 430px;
    padding: 24px 16px;
  }

  .interface-caption {
    padding: 24px;
  }

  .choose-product > h2 {
    font-size: clamp(54px, 15vw, 76px);
  }

  .choice-lines article {
    min-height: 440px;
    padding: 26px;
  }

  .release-track {
    gap: 44px;
  }

  .release-track li {
    grid-template-columns: 30px 1fr;
  }

  .release-track li > b {
    grid-column: 2;
    justify-self: start;
  }

  .questions {
    gap: 50px;
    padding-right: 16px;
    padding-left: 16px;
  }

  .faq-list summary {
    grid-template-columns: 30px 1fr;
    min-height: 80px;
    padding-right: 48px;
    font-size: 14px;
  }

  .faq-list details > p {
    padding-right: 0;
    padding-left: 45px;
  }

  .closing {
    padding: 100px 16px 150px;
  }

  .closing h2 {
    font-size: clamp(52px, 15vw, 76px);
  }

  .product-dock {
    right: 10px;
    bottom: 10px;
    left: 10px;
    grid-template-columns: 1fr auto;
    width: calc(100% - 20px);
    min-height: 62px;
    padding: 7px 8px 7px 14px;
  }

  .dock-current small,
  .product-dock nav a:not(.dock-action) {
    display: none;
  }

  .dock-current strong {
    max-width: 150px;
    font-size: 10px;
  }

  .product-dock nav a.dock-action {
    min-height: 46px;
  }

  .product-footer {
    align-items: flex-start;
    min-height: 210px;
    padding: 30px 16px 120px;
    flex-direction: column;
  }
}

@media (min-width: 960px) and (max-height: 820px) {
  .story-pin {
    padding-top: 92px;
    padding-bottom: 24px;
  }

  .story-head {
    margin-bottom: 20px;
  }

  .story-head h2 {
    font-size: clamp(36px, 4.2vw, 54px);
  }

  .story-layout {
    height: 430px;
  }

  .story-steps li {
    padding-top: 8px;
    padding-bottom: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .product-page *,
  .product-page *::before,
  .product-page *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html.motion-reduce .story-steps li {
    opacity: 1;
  }
}

/* ========================================================================== */
/* 2026-08-20 review pass: quieter hero, safe manifesto chips, centered         */
/* discrete stories, paired terminology, and earlier vocabulary hand-off.      */
/* ========================================================================== */

/* Hero lighting supports the products instead of washing them out. */
.hero-stage {
  background:
    radial-gradient(circle at 72% 14%, rgba(255, 255, 255, 0.52), transparent 35%),
    radial-gradient(circle at 12% 92%, rgba(255, 137, 117, 0.1), transparent 34%),
    linear-gradient(145deg, #e9eae7 0%, #f5f5f2 48%, #dedfdd 100%);
  box-shadow: 0 28px 72px rgba(45, 42, 36, 0.1), inset 0 1px rgba(255, 255, 255, 0.66);
}

.stage-package > img {
  box-shadow: 0 24px 60px rgba(15, 15, 15, 0.22);
}

.stage-icon > img {
  box-shadow: 0 22px 54px rgba(46, 20, 93, 0.22);
}

.stage-orbit-path,
html[data-eye-theme="dark"] .stage-orbit-path {
  filter: drop-shadow(0 0 4px rgba(122, 76, 255, 0.16));
}

html[data-eye-theme="dark"] .hero-stage {
  background:
    radial-gradient(circle at 72% 14%, rgba(255, 255, 255, 0.055), transparent 35%),
    radial-gradient(circle at 12% 92%, rgba(122, 76, 255, 0.07), transparent 34%),
    #171918;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.035), 0 24px 66px rgba(0, 0, 0, 0.18);
}

/* The feature labels occupy a reserved rail inside each card. */
.manifesto-duo {
  max-width: 1140px;
  gap: clamp(24px, 2.8vw, 38px);
}

.manifesto-card {
  min-height: 470px;
}

.manifesto-card-body {
  align-content: start;
  min-height: 470px;
  padding: 44px 36px 168px;
  gap: 13px;
}

.manifesto-icon {
  width: 92px;
  height: 92px;
  border-radius: 24px;
}

.manifesto-card small {
  font-size: 11px;
}

.manifesto-card strong {
  font-size: clamp(25px, 2.1vw, 30px);
}

.manifesto-card p {
  max-width: 39ch;
  font-size: 15px;
  line-height: 1.75;
}

.manifesto-aura {
  z-index: 2;
}

.feature-chip {
  min-height: 40px;
  padding: 9px 15px;
  font-size: 14px;
  letter-spacing: 0.03em;
  box-shadow: 0 10px 24px rgba(20, 20, 18, 0.1);
}

.feature-chip::before {
  width: 7px;
  height: 7px;
}

.aura-shape.is-glow {
  width: 240px;
  height: 130px;
  opacity: 0;
  filter: blur(14px);
}

/* Both products use one centered evidence panel and a progress rail below it. */
@media (min-width: 1200px) and (min-height: 760px) {
  .story-pin {
    justify-content: center;
    padding-top: 82px;
    padding-bottom: var(--product-dock-safe-bottom);
  }

  .story-head {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    width: min(100%, 1240px);
    margin: 0 auto 16px;
    text-align: center;
  }

  .story-head > div,
  .story-identity,
  .story-title-block {
    align-items: center;
    justify-content: center;
  }

  .story-identity {
    gap: 14px;
  }

  .story-title-block {
    display: grid;
    justify-items: center;
    gap: 5px;
  }

  .story-head h2 {
    max-width: none;
    font-size: clamp(42px, 4vw, 62px);
  }

  .story-product {
    white-space: normal;
  }

  .story-layout,
  .story-ied .story-layout,
  .story-mfx .story-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    width: min(100%, 1320px);
    height: auto;
    margin: 0 auto;
  }

  .story-visual {
    width: 100%;
    height: clamp(390px, calc(100dvh - 370px), 660px);
    min-height: 0;
  }

  .story-copy,
  .story-ied .story-copy {
    display: grid;
    width: 100%;
    min-width: 0;
    padding: 0;
    gap: 0;
  }

  .story-progress {
    display: block;
    width: 100%;
    height: 2px;
    overflow: hidden;
    background: var(--line);
  }

  .story-progress span {
    display: block;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--violet), var(--coral));
    transform: scaleX(0.25);
    transform-origin: left center;
  }

  .story-mfx .story-progress {
    background: var(--night-line);
  }

  .story-steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    height: auto;
    border-bottom: 1px solid var(--line);
  }

  .story-steps li,
  .story-ied .story-steps li {
    min-height: 116px;
    padding: 15px 18px 17px;
    border-left: 1px solid var(--line);
    opacity: 0.46;
    transition: opacity 220ms ease, background-color 220ms ease;
  }

  .story-steps li:last-child {
    border-right: 1px solid var(--line);
  }

  .story-steps li[aria-current="step"] {
    background: rgba(122, 76, 255, 0.055);
    opacity: 1;
  }

  .story-mfx .story-steps {
    border-color: var(--night-line);
  }

  .story-mfx .story-steps li {
    border-color: var(--night-line);
  }

  .story-mfx .story-steps li[aria-current="step"] {
    background: rgba(255, 137, 117, 0.065);
  }

  .story-steps h3,
  .story-ied .story-steps h3 {
    margin-top: 6px;
    font-size: clamp(15px, 1vw, 17px);
    line-height: 1.35;
  }

  .story-steps p,
  .story-ied .story-steps p {
    margin-top: 5px;
    font-size: 12px;
    line-height: 1.5;
  }
}

@media (min-width: 1200px) and (min-height: 760px) and (max-height: 880px) {
  .story-pin {
    padding-top: 72px;
  }

  .story-head {
    margin-bottom: 10px;
  }

  .story-head h2 {
    font-size: clamp(38px, 3.5vw, 52px);
  }

  .story-deck {
    margin-top: 4px;
    font-size: 16px;
  }

  .story-steps li,
  .story-ied .story-steps li {
    min-height: 86px;
    padding: 10px 14px 12px;
  }

  .story-steps p,
  .story-ied .story-steps p {
    display: none;
  }
}

/* The comparison keeps the explicit two-column mapping and uses one draggable
   balance line to emphasize original or localized terms without hiding either. */
.translation-demo {
  max-width: 1180px;
}

.translation-columns {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-height: 520px;
  overflow: hidden;
  background: #101211;
}

.term-column {
  min-width: 0;
  padding: clamp(28px, 3vw, 42px);
}

.term-column + .term-column {
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.term-column header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.term-column header > span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 137, 117, 0.48);
  border-radius: 50%;
  color: var(--coral);
  font-size: 11px;
  font-weight: 850;
}

.term-column h3 {
  color: var(--white);
  font-size: clamp(20px, 1.8vw, 26px);
}

.term-column header p {
  margin-top: 3px;
  color: var(--night-muted);
  font-size: 12px;
}

.term-column ol {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.term-column li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  min-height: 72px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.085);
}

.term-column li strong {
  color: #f5f4ef;
  font-size: clamp(16px, 1.5vw, 21px);
}

.term-column li span {
  color: #9d9d97;
  font-size: clamp(13px, 1.1vw, 16px);
  text-align: right;
  overflow-wrap: anywhere;
}

.term-column.is-parameter header > span {
  border-color: rgba(122, 76, 255, 0.62);
  color: #a985ff;
}

/* Interface evidence uses the same centered hierarchy as the two story panels. */
.interface-proof .proof-head {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  gap: 20px;
  text-align: center;
}

.interface-proof .proof-head > .section-index {
  justify-content: center;
}

.interface-proof .proof-head > div {
  display: grid;
  justify-items: center;
  gap: 14px;
}

.interface-proof .proof-head h2,
.interface-proof .proof-head p {
  max-width: 760px;
}

@media (max-width: 720px) {
  .manifesto-card {
    min-height: auto;
  }

  .manifesto-card-body {
    min-height: 340px;
    padding: 34px 24px;
  }

  .manifesto-aura {
    display: none;
  }

  .translation-columns {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }

  .term-column {
    padding: 26px 20px;
  }

  .term-column + .term-column {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-left: 0;
  }

  .term-column li {
    min-height: 66px;
  }
}

@media (hover: none), (prefers-reduced-motion: reduce) {
  .manifesto-aura {
    display: none;
  }
}

@media (prefers-contrast: more) {
  :root {
    --line: rgba(17, 18, 16, 0.42);
    --line-strong: rgba(17, 18, 16, 0.68);
    --ink-soft: #2d2f2b;
    --ink-faint: #4a4d47;
    --night-line: rgba(255, 255, 255, 0.34);
    --night-muted: #e1e2e6;
  }
}

/* --------------------------------------------------------------------------
   Browser review round 2: readable typography, staged product stories,
   shared navigation motion, and evidence-led interaction.
   -------------------------------------------------------------------------- */

.site-pill {
  width: min(calc(100% - 36px), 1320px);
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 18px;
}

.pill-nav {
  position: relative;
  isolation: isolate;
  width: fit-content;
  max-width: 100%;
  padding: 4px;
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
}

.pill-nav-slider {
  --nav-slider-x: 0px;
  --nav-slider-width: 0px;
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 0;
  z-index: -1;
  width: var(--nav-slider-width);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.11);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.08), 0 8px 22px rgba(0, 0, 0, 0.18);
  transform: translate3d(var(--nav-slider-x), 0, 0);
  transition: transform 360ms cubic-bezier(0.22, 1, 0.36, 1);
  contain: layout paint;
  will-change: transform;
  pointer-events: none;
}

.pill-nav-slider.is-instant {
  transition: none;
}

.pill-nav a {
  position: relative;
  z-index: 1;
  min-height: 40px;
  padding: 0 14px;
  background: transparent !important;
  transition: color 180ms ease;
}

.header-tools,
.future-pages {
  display: flex;
  align-items: center;
}

.header-tools {
  gap: 10px;
}

.future-pages {
  gap: 4px;
  padding-left: 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.future-pages span {
  min-height: 34px;
  padding: 0 9px;
  border: 1px dashed rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.38);
  font-size: 9px;
  font-weight: 760;
  line-height: 32px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  cursor: not-allowed;
}

.future-pages a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 9px;
  font-weight: 760;
  letter-spacing: 0.04em;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color 200ms ease, color 200ms ease, background 200ms ease;
}

.future-pages a svg {
  width: 13px;
  height: 13px;
  flex: none;
}

.future-pages a:hover {
  border-color: rgba(255, 255, 255, 0.38);
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.future-pages a[aria-current="page"] {
  border-color: rgba(255, 137, 117, 0.5);
  color: var(--coral);
}

.hero-heading,
.eyebrow {
  width: 100%;
  text-align: center;
}

.hero h1 {
  font-size: clamp(64px, 8vw, 118px);
  font-stretch: normal;
  letter-spacing: -0.05em;
  line-height: 0.96;
}

.hero-line {
  padding: 0.1em 0.1em 0.2em;
  margin: -0.1em -0.1em -0.2em;
  text-align: center;
}

.stage-package figcaption,
.stage-icon figcaption {
  position: absolute;
  z-index: 6;
  width: max-content;
  max-width: calc(100% - 24px);
  padding: 8px 10px;
  margin: 0;
  border: 1px solid rgba(17, 18, 16, 0.12);
  border-radius: 999px;
  background: rgba(248, 247, 243, 0.9);
  box-shadow: 0 12px 28px rgba(17, 18, 16, 0.12);
  color: var(--ink);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.stage-package figcaption {
  right: 18px;
  bottom: 18px;
}

.stage-icon figcaption {
  bottom: 12px;
  left: 12px;
}

.manifesto h2,
.proof-head h2,
.choose-product > h2,
.questions h2,
.closing h2,
.vocabulary-bridge h2,
.story-head h2,
.release-track h3,
.interface-caption h3 {
  font-stretch: normal;
  letter-spacing: -0.04em;
  line-height: 1.06;
  word-break: keep-all;
  overflow-wrap: normal;
  text-wrap: pretty;
}

.manifesto h2 {
  max-width: 1000px;
  font-size: clamp(52px, 5.5vw, 84px);
  line-height: 1.04;
}

.manifesto-copy {
  width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(34px, 6vw, 72px);
  margin: 44px 0 0;
}

.manifesto-copy p {
  max-width: 38ch;
}

.manifesto-copy small {
  display: block;
  margin-bottom: 12px;
  color: var(--coral-ink);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.story-head {
  grid-template-columns: 170px minmax(0, 1fr);
  align-items: start;
  gap: 42px;
  margin-bottom: clamp(28px, 4vh, 40px);
}

.story-head > div,
.story-identity,
.story-title-block {
  display: block;
}

.story-mini-mark {
  display: block;
  margin-bottom: 18px;
}

.story-mini-mark.is-app {
  width: 46px;
  height: 46px;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 10px 26px rgba(54, 31, 91, 0.18);
}

.story-mini-mark.is-app img {
  width: 100%;
}

.mfx-logo-crop.story-mini-mark {
  width: 132px;
  height: 32px;
  margin-bottom: 18px;
}

.mfx-logo-crop.story-mini-mark img {
  top: -47px;
  width: 136px;
}

.story-product {
  margin-bottom: 12px;
  color: var(--coral-ink);
}

.story-mfx .story-product {
  color: var(--coral);
}

.story-head h2 {
  max-width: none;
  font-family: var(--brand-font);
  font-size: clamp(50px, 5vw, 72px);
  font-weight: 760;
  line-height: 1;
}

.story-deck {
  max-width: 32ch;
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: clamp(18px, 1.7vw, 23px);
  line-height: 1.45;
}

.story-mfx .story-deck {
  color: var(--night-muted);
}

.story-layout {
  height: clamp(500px, 58vh, 630px);
}

.story-visual {
  isolation: isolate;
}

.story-scene-deck {
  position: absolute;
  inset: 0;
  z-index: 3;
}

.story-scene {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.story-scene.is-active {
  opacity: 1;
  visibility: visible;
}

.visual-meta {
  right: 28px;
  display: flex;
  justify-content: space-between;
  z-index: 18;
}

.visual-meta span {
  color: var(--coral-ink);
}

.story-mfx .visual-meta span {
  color: var(--coral);
}

.scene-caption {
  position: absolute;
  right: 28px;
  bottom: 82px;
  left: 28px;
  z-index: 12;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}

.scene-caption small {
  color: var(--coral-ink);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.scene-caption strong {
  font-size: 13px;
}

.scene-caption span,
.scene-caption kbd {
  margin-left: auto;
  color: var(--ink-faint);
  font-size: 9px;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.story-mfx .scene-caption {
  color: var(--white);
}

.story-mfx .scene-caption small,
.story-mfx .scene-caption kbd {
  color: var(--coral);
}

.ied-scan-core {
  position: relative;
  width: min(55%, 390px);
  aspect-ratio: 1;
}

.ied-scan-core .ied-product-image {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 3;
  width: 70%;
  transform: translate(-50%, -50%);
}

.ied-scan-core .scan-ring {
  top: 0;
  left: 0;
  width: 100%;
}

/* 真实界面截图(2026-08-17):场景 1/2 直接展示工具真实 UI,抽象扫描层退成叠加动效。
   布局与 mfx 竖图同一套绝对定位+定高思路,避免 grid 百分比高度的解析歧义。 */
/* 真实界面截图(2026-08-18 重排):场景改为「截图列 + MG 信息栏」两列网格,
   截图作为网格项按列宽自适应(aspect-ratio 保持画幅,img object-fit:cover 兜底),
   不再绝对定位——MG 元素全部移入右侧 .scene-rail,与截图零重叠。 */
.ied-scan-core.is-app-shot,
.ied-review-shot,
.ied-diff-shot,
.ied-guard-shot {
  position: relative;
  width: 100%;
  max-height: 100%;
  aspect-ratio: 36 / 25;
  margin-inline: auto;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  box-shadow: 0 28px 72px rgba(0, 0, 0, 0.5);
}

.ied-app-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 扫描擦入带:GSAP 把 span scaleX 从 0 推到 1,在真实界面上扫过一次 */
.ied-scan-core.is-app-shot .scan-ring {
  inset: 0;
  width: auto;
  aspect-ratio: auto;
  border: 0;
  border-radius: inherit;
}

.ied-scan-core.is-app-shot .scan-ring::before,
.ied-scan-core.is-app-shot .scan-ring::after {
  display: none;
}

.ied-scan-core.is-app-shot .scan-ring > span {
  top: 0;
  bottom: 0;
  height: auto;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(122, 76, 255, 0.1) 34%,
    rgba(255, 137, 117, 0.2) 50%,
    rgba(122, 76, 255, 0.1) 66%,
    transparent 100%
  );
}

/* match-line 移进截图容器底部,压在深色 UI 上仍可读 */
.ied-review-shot .match-line {
  right: 20px;
  bottom: 16px;
  left: 20px;
  z-index: 4;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.7);
}

/* 场景网格(2026-08-18 重排):截图列(minmax 弹性)+ MG 信息栏(clamp 随容器缩放),
   小窗口下列宽按比例收缩,从结构上杜绝浮层被裁切;MG 元素有独立可读空间。 */
.ied-scene {
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(188px, 25%, 252px);
  align-items: center;
  align-content: center;
  gap: clamp(14px, 2vw, 24px);
  padding: 60px 24px 102px;
}

.scene-rail {
  display: grid;
  align-content: center;
  gap: 12px;
  min-width: 0;
}

.rail-note {
  color: var(--ink-faint);
  font-size: 11px;
  line-height: 1.65;
}

/* 信息栏卡片统一基底:实底卡片(栏内无截图,不需要玻璃) */
.scene-rail .resource-count,
.scene-rail .rail-diff,
.ied-scene .workflow-nodes p,
.ied-scene .backup-stack span {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper-bright);
  box-shadow: 0 14px 34px rgba(45, 42, 36, 0.08);
}

/* 场景 1:词库总量统计卡 */
.scene-rail .resource-count {
  display: grid;
  justify-items: start;
  gap: 3px;
  padding: 16px 18px;
}

.scene-rail .resource-count small {
  color: var(--violet);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.scene-rail .resource-count b {
  color: var(--ink);
  font-family: var(--brand-font);
  font-size: clamp(30px, 2.6vw, 42px);
  font-weight: 800;
  line-height: 1.05;
}

.scene-rail .resource-count span {
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.06em;
}

/* 场景 2:词典命中示例 */
.scene-rail .rail-diff {
  display: grid;
  gap: 9px;
  padding: 16px 18px;
}

.scene-rail .rail-diff > small {
  color: var(--violet);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.rail-diff-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.rail-diff-row s {
  color: var(--ink-faint);
  font-size: 13px;
  text-decoration-color: rgba(187, 57, 45, 0.55);
}

.rail-diff-row b {
  color: var(--ink);
  font-size: 15px;
}

.rail-diff-row b::before {
  margin-right: 8px;
  color: var(--coral-ink);
  content: "→";
  font-weight: 400;
}

/* 场景 3:核对流程卡(编号列 + 双行文字,栏内纵向排布) */
.ied-scene .workflow-nodes {
  display: grid;
  gap: 8px;
}

.ied-scene .workflow-nodes p {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 2px 10px;
  padding: 10px 13px;
}

.ied-scene .workflow-nodes p > span {
  grid-row: span 2;
  color: var(--violet);
  font-size: 10px;
  font-weight: 850;
}

.ied-scene .workflow-nodes strong {
  color: var(--ink);
  font-size: 13px;
}

.ied-scene .workflow-nodes small {
  color: var(--ink-faint);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* 场景 4:备份链 + 安全写入 */
.ied-scene .backup-stack {
  display: grid;
  gap: 8px;
}

.ied-scene .backup-stack span {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 3px;
  padding: 10px 13px;
}

.ied-scene .backup-stack small {
  color: var(--coral-ink);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.ied-scene .backup-stack b {
  min-width: 0;
  color: var(--ink);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.ied-scene .rollback-path {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 2px 12px;
}

.ied-scene .rollback-path i {
  grid-row: span 2;
  height: 2px;
  background: linear-gradient(90deg, #5ca56d, rgba(92, 165, 109, 0.16));
  transform-origin: left;
}

.ied-scene .rollback-path strong {
  color: #4f8d60;
  font-size: 9px;
  letter-spacing: 0.12em;
}

.ied-scene .rollback-path span {
  color: var(--ink-faint);
  font-size: 10px;
}

.ied-scene .vocab-stack {
  position: relative;
  top: auto;
  right: auto;
  width: 100%;
}

.ied-scene .vocab-stack p {
  grid-template-columns: minmax(0, 1fr) auto;
}

.ied-scene .vocab-stack strong {
  min-width: 0;
}

.match-line {
  position: absolute;
  right: 36px;
  bottom: 84px;
  left: 36px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #4f8d60;
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.match-line i {
  height: 1px;
  background: linear-gradient(90deg, #5ca56d, rgba(92, 165, 109, 0.08));
  flex: 1;
}

.mfx-scene {
  display: grid;
  place-items: center;
  padding: 72px 34px 104px;
}

.mfx-scene .mfx-package-image {
  position: relative;
  top: auto;
  left: auto;
  width: min(82%, 650px);
  max-height: 78%;
  object-fit: contain;
  border-radius: 20px;
}

.mfx-scene > img[data-ui-shot] {
  position: relative;
  width: min(82%, 700px);
  max-height: 76%;
  object-fit: contain;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  box-shadow: 0 28px 72px rgba(0, 0, 0, 0.5);
}

.mfx-scene[data-story-scene="browse"] > img,
.mfx-scene[data-story-scene="settings"] > img {
  position: absolute;
  top: 72px;
  left: 0;
  right: 0;
  width: auto;
  height: calc(100% - 190px);
  max-width: none;
  max-height: none;
  margin-inline: auto;
}

.mfx-scene .query-trail {
  right: 28px;
  bottom: 82px;
  width: auto;
}

.story-steps li[aria-current="step"] h3 {
  color: currentColor;
}

.story-steps h3 {
  font-size: clamp(18px, 1.45vw, 21px);
  line-height: 1.34;
}

.story-steps p {
  font-size: 12px;
  line-height: 1.7;
}

.proof-head {
  width: min(calc(100% - 48px), var(--content));
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 42px;
}

.proof-head > div {
  grid-template-columns: minmax(0, 680px) minmax(280px, 320px);
  justify-content: space-between;
  align-items: end;
  gap: 44px;
}

.proof-head h2 {
  font-size: clamp(46px, 4.5vw, 68px);
  line-height: 1.08;
}

.proof-head > div > p {
  font-size: 14px;
  line-height: 1.75;
}

.translation-demo {
  position: relative;
  transform-style: preserve-3d;
  transition: box-shadow 260ms var(--ease-out);
}

.translation-demo.is-pressed {
  box-shadow: 0 24px 62px rgba(25, 24, 22, 0.22);
}

.surface-light {
  position: absolute;
  inset: 0;
  z-index: 8;
  border-radius: inherit;
  background: radial-gradient(circle 240px at var(--surface-x) var(--surface-y), rgba(255, 255, 255, 0.13), transparent 68%);
  opacity: 0.85;
  pointer-events: none;
}

.translation-viewport {
  cursor: ew-resize;
  touch-action: none;
  transform-style: preserve-3d;
  will-change: transform;
}

.translation-viewport.is-dragging {
  cursor: grabbing;
}

.translation-divider {
  pointer-events: none;
}

.translation-drag-hint {
  position: absolute;
  right: 20px;
  bottom: 18px;
  z-index: 7;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(14, 14, 14, 0.74);
  color: var(--night-muted);
  font-size: 9px;
  font-weight: 760;
  letter-spacing: 0.06em;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.translation-drag-hint span {
  color: var(--coral);
}

.vocabulary-bridge h2 {
  max-width: 920px;
  font-size: clamp(62px, 7vw, 100px);
  line-height: 1;
}

.bridge-lead {
  max-width: 650px;
  margin-top: 30px;
  margin-inline: auto;
  color: var(--night-muted);
  font-size: 15px;
  line-height: 1.8;
}

.bridge-route {
  position: relative;
  grid-template-columns: minmax(0, 1fr) 220px minmax(0, 1fr);
  gap: clamp(28px, 5vw, 68px);
  margin-top: clamp(62px, 8vw, 94px);
}

.bridge-route > .bridge-endpoint {
  position: relative;
  z-index: 2;
  min-height: 178px;
  padding: 28px 0;
  border: 0;
  border-top: 1px solid var(--night-line);
  border-bottom: 1px solid var(--night-line);
  border-radius: 0;
  background: transparent;
  text-align: center;
}

.bridge-route small,
.bridge-route strong,
.bridge-route span,
.bridge-route p {
  display: block;
}

.bridge-route small {
  color: var(--night-muted);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.bridge-route strong {
  margin-top: 22px;
  font-size: clamp(22px, 2.2vw, 30px);
}

.bridge-route span {
  margin-top: 5px;
  color: var(--coral);
  font-size: 12px;
}

.bridge-route p {
  max-width: 34ch;
  margin-top: 18px;
  margin-inline: auto;
  color: var(--night-muted);
  font-size: 11px;
  line-height: 1.7;
}

.bridge-core {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 220px;
  aspect-ratio: 1;
  padding: 26px;
  border: 1px solid rgba(255, 137, 117, 0.42);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 28%, rgba(255, 137, 117, 0.18), transparent 42%), #171110;
  box-shadow: 0 0 80px rgba(255, 101, 86, 0.1);
  text-align: center;
}

.bridge-core i {
  position: absolute;
  top: 50%;
  right: -72%;
  left: -72%;
  z-index: -1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 137, 117, 0.7), transparent);
}

.bridge-core strong {
  margin-top: 9px;
  font-size: 17px;
}

.bridge-core span {
  margin-top: 5px;
}

.interface-shell {
  width: min(calc(100% - 48px), var(--content));
}

.interface-panel {
  grid-template-columns: minmax(0, 1fr) 360px;
  min-height: 610px;
}

.interface-stage {
  min-height: 610px;
}

.interface-caption {
  align-content: center;
  padding: 34px;
}

.interface-caption h3 {
  font-size: clamp(30px, 2.5vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.03em;
  word-break: normal;
  overflow-wrap: anywhere;
}

.interface-caption p {
  font-size: 14px;
  line-height: 1.7;
}

.choose-product > h2 {
  max-width: 960px;
  font-size: clamp(54px, 6.2vw, 88px);
  line-height: 1.04;
}

.choice-lines h3 {
  font-family: var(--brand-font);
  font-size: clamp(36px, 3.5vw, 48px);
  font-stretch: normal;
  font-weight: 760;
  letter-spacing: -0.025em;
  line-height: 1.08;
}

.release-track {
  grid-template-columns: minmax(340px, 0.48fr) minmax(0, 1fr);
  gap: clamp(54px, 7vw, 84px);
}

.release-track h3 {
  max-width: 10em;
  font-size: clamp(34px, 3.4vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.03em;
}

.community-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 12px;
  margin-top: 13px;
  border: 1px solid rgba(255, 137, 117, 0.28);
  border-radius: 999px;
  background: rgba(255, 137, 117, 0.08);
  color: #ffd1c9;
  font-size: 10px;
  font-weight: 760;
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease, transform 220ms var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .community-link:hover {
    border-color: rgba(255, 137, 117, 0.56);
    background: rgba(255, 137, 117, 0.14);
    transform: translateY(-1px);
  }
}

.questions {
  grid-template-columns: 360px minmax(0, 1fr);
  gap: clamp(58px, 7vw, 86px);
}

.questions h2 {
  margin-top: 28px;
  font-size: clamp(42px, 3.6vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.closing {
  background:
    radial-gradient(circle at 88% 110%, rgba(255, 255, 255, 0.52), transparent 34%),
    linear-gradient(135deg, #e8e3dd 0%, #d8cec7 68%, #c9bdb5 100%);
}

.closing h2 {
  max-width: 1060px;
  font-size: clamp(52px, 5.5vw, 78px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.closing .button {
  border: 0;
  cursor: pointer;
}

.community-dialog {
  width: min(calc(100% - 32px), 520px);
  max-height: calc(100svh - 32px);
  padding: 0;
  overflow: visible;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 28px;
  background: transparent;
  color: var(--white);
}

.community-dialog::backdrop {
  background: rgba(5, 5, 5, 0.76);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.community-dialog-card {
  position: relative;
  max-height: calc(100svh - 32px);
  padding: 34px;
  overflow: auto;
  border-radius: inherit;
  background: #121212;
  box-shadow: 0 36px 100px rgba(0, 0, 0, 0.5);
}

.community-close {
  position: absolute;
  top: 18px;
  right: 18px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--night-line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--white);
  font-size: 22px;
  cursor: pointer;
}

.community-dialog h2 {
  max-width: 380px;
  margin-top: 28px;
  font-family: var(--display-font);
  font-size: clamp(30px, 7vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.community-dialog-card > p:not(.section-index) {
  margin-top: 16px;
  color: var(--night-muted);
  font-size: 13px;
  line-height: 1.7;
}

.community-dialog-card > p strong {
  color: var(--white);
}

.community-dialog img {
  width: min(100%, 380px);
  margin: 24px auto 0;
  border-radius: 18px;
}

/* Narrow screens and reduced motion use a swipeable, non-pinned evidence deck. */
@media (max-width: 959px) {
  .site-pill {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 8px;
  }

  .future-pages {
    display: none;
  }

  .pill-nav {
    justify-content: flex-start;
    width: 100%;
    min-width: 0;
    margin: 0;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
  }

  .pill-nav::-webkit-scrollbar {
    display: none;
  }

  .pill-nav a,
  .pill-nav a:nth-child(3),
  .pill-nav a:nth-child(4) {
    display: inline-flex;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .manifesto-copy,
  .proof-head,
  .proof-head > div,
  .bridge-route,
  .release-track,
  .questions {
    grid-template-columns: minmax(0, 1fr);
  }

  .story-layout {
    grid-template-columns: minmax(0, 1fr);
    height: auto;
  }

  .story-visual {
    min-height: clamp(540px, 82vw, 640px);
  }

  .story-scene-deck {
    display: flex;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-padding-inline: 0;
    scroll-snap-type: x mandatory;
    overscroll-behavior-x: contain;
    touch-action: pan-x pan-y pinch-zoom;
    scrollbar-color: var(--coral) rgba(255, 255, 255, 0.08);
    scrollbar-width: thin;
  }

  .story-scene {
    position: relative;
    inset: auto;
    width: 100%;
    min-width: 100%;
    height: 100%;
    flex: 0 0 100%;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    transform: none !important;
  }

  .story-copy {
    min-width: 0;
  }

  .proof-head > div {
    align-items: start;
    gap: 24px;
  }

  .bridge-route {
    gap: 32px;
  }

  .bridge-core {
    justify-self: center;
  }

  .bridge-core i {
    top: -58px;
    right: auto;
    bottom: -58px;
    left: 50%;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, transparent, rgba(255, 137, 117, 0.7), transparent);
    transform: translateX(-50%);
  }

  .interface-shell {
    width: min(calc(100% - 32px), var(--content));
  }

  .interface-panel {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto auto;
  }

  .interface-stage,
  .interface-panel {
    min-height: 0;
  }

  .interface-media {
    min-width: 0;
    min-height: 470px;
  }

  .release-track h3 {
    max-width: none;
  }

  .manifesto h2,
  .proof-head h2,
  .choose-product > h2,
  .questions h2,
  .closing h2,
  .vocabulary-bridge h2,
  .story-head h2,
  .release-track h3,
  .interface-caption h3 {
    word-break: normal;
    overflow-wrap: anywhere;
  }
}

@media (max-width: 720px) {
  .site-pill {
    gap: 6px;
  }

  .pill-nav {
    padding: 3px;
  }

  .pill-nav a {
    min-height: 40px;
    padding: 0 11px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 68px);
    line-height: 0.98;
  }

  .manifesto h2,
  .proof-head h2,
  .questions h2 {
    font-size: clamp(40px, 12vw, 56px);
    line-height: 1.08;
  }

  .story-head {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .story-head h2 {
    font-size: clamp(38px, 11.5vw, 54px);
    line-height: 1.04;
  }

  .story-visual {
    min-height: 520px;
  }

  .visual-meta {
    right: 18px;
    left: 18px;
  }

  .scene-caption {
    right: 18px;
    bottom: 72px;
    left: 18px;
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .scene-caption span,
  .scene-caption kbd {
    width: 100%;
    margin-left: 0;
  }

  /* 窄屏:场景从两列变上下结构——截图在上,MG 信息栏压成一条横向滚动条带,
     无滚动条;注释行省去(右侧步骤栏已有对应信息) */
  .ied-scene {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 10px;
    padding: 58px 14px 88px;
    align-items: stretch;
  }

  .ied-scene .scene-rail {
    grid-auto-flow: column;
    align-items: center;
    justify-content: start;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .ied-scene .scene-rail::-webkit-scrollbar {
    display: none;
  }

  .ied-scene .rail-note {
    display: none;
  }

  .ied-scene .resource-count,
  .ied-scene .rail-diff {
    flex: 0 0 auto;
    padding: 10px 13px;
  }

  .ied-scene .resource-count b {
    font-size: 24px;
  }

  .ied-scene .workflow-nodes {
    display: flex;
    gap: 8px;
  }

  .ied-scene .workflow-nodes p {
    flex: 0 0 128px;
    padding: 8px 10px;
  }

  .ied-scene .backup-stack {
    display: flex;
    gap: 8px;
  }

  .ied-scene .backup-stack span {
    flex: 0 0 196px;
    grid-template-columns: 1fr;
    padding: 8px 10px;
  }

  .ied-scene .rollback-path {
    display: none;
  }

  .match-line {
    right: 18px;
    bottom: 72px;
    left: 18px;
  }

  .mfx-scene {
    padding: 70px 18px 102px;
  }

  .mfx-scene .mfx-package-image,
  .mfx-scene > img[data-ui-shot] {
    width: min(92%, 520px);
    max-height: 68%;
  }

  .mfx-scene[data-story-scene="browse"] > img,
  .mfx-scene[data-story-scene="settings"] > img {
    top: 70px;
    height: calc(100% - 192px);
  }

  .mfx-scene .query-trail {
    right: 16px;
    bottom: 118px;
    left: 16px;
    justify-content: flex-end;
  }

  .vocabulary-bridge h2 {
    font-size: clamp(48px, 14vw, 68px);
    line-height: 1.06;
  }

  .bridge-core {
    width: min(66vw, 220px);
  }

  .proof-head,
  .proof-head > div {
    gap: 22px;
  }

  .interface-media {
    min-height: 390px;
    padding: 22px 12px;
  }

  .interface-caption h3 {
    font-size: clamp(28px, 9vw, 38px);
  }

  .choose-product > h2 {
    font-size: clamp(46px, 13.5vw, 68px);
    line-height: 1.06;
  }

  .choice-lines h3 {
    font-size: clamp(34px, 10vw, 44px);
  }

  .release-track h3 {
    font-size: clamp(32px, 9vw, 42px);
  }

  .closing h2 {
    font-size: clamp(44px, 12.5vw, 64px);
    line-height: 1.1;
  }

  .community-dialog-card {
    padding: 28px 22px;
  }
}

html.motion-reduce .story-scene-deck,
html.motion-fallback .story-scene-deck {
  position: relative;
  inset: auto;
  display: flex;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
}

.story-scene-deck:focus-visible {
  outline: 3px solid var(--violet);
  outline-offset: -5px;
}

.interface-panel:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: -5px;
}

.translation-viewport {
  touch-action: pan-y pinch-zoom;
}

html.motion-reduce .story-scene,
html.motion-fallback .story-scene {
  position: relative;
  inset: auto;
  width: 100%;
  min-width: 100%;
  height: 100%;
  flex: 0 0 100%;
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto;
  scroll-snap-align: start;
  transform: none !important;
}

html.motion-reduce .story-layout,
html.motion-fallback .story-layout {
  grid-template-columns: minmax(0, 1fr);
  height: auto;
}

html.motion-reduce .story-visual,
html.motion-fallback .story-visual {
  min-height: clamp(540px, 68vw, 640px);
}

.story-steps li,
html.motion-ready:not(.motion-reduce) .story-steps li,
html.motion-ready:not(.motion-reduce) .story-steps li:first-child {
  position: relative;
  opacity: 1;
  transition: background 260ms ease, transform 260ms var(--ease-out);
}

.story-steps li[aria-current="step"] {
  padding-left: 0;
  background: linear-gradient(90deg, rgba(198, 56, 48, 0.08), transparent 72%);
}

.story-mfx .story-steps li[aria-current="step"] {
  background: linear-gradient(90deg, rgba(255, 137, 117, 0.1), transparent 72%);
}

.product-dock {
  visibility: hidden;
  transition:
    opacity 320ms ease,
    transform 480ms var(--ease-out),
    visibility 0s linear 480ms;
}

body.dock-visible .product-dock {
  visibility: visible;
  transition-delay: 0s;
}

/* --------------------------------------------------------------------------
   Browser review round 3: legibility, four-stage evidence, pointer physics,
   honest media placeholders, and an optional eye-friendly dark surface.
   -------------------------------------------------------------------------- */

.logo-crop {
  width: 106px;
  height: 38px;
}

.logo-crop img {
  top: -35px;
  width: 102px;
}

.mfx-logo-crop.story-mini-mark {
  width: 132px;
  height: 46px;
  overflow: hidden;
}

.mfx-logo-crop.story-mini-mark img {
  top: -44px;
  width: 128px;
}

.eye-mode-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  color: rgba(255, 255, 255, 0.76);
  font-size: 10px;
  font-weight: 760;
  letter-spacing: 0.04em;
  white-space: nowrap;
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.eye-mode-toggle span {
  font-size: 16px;
  line-height: 1;
  transform: rotate(0deg);
  transition: transform 420ms var(--ease-out);
}

.eye-mode-toggle:hover,
.eye-mode-toggle[aria-pressed="true"] {
  border-color: rgba(255, 137, 117, 0.4);
  background: rgba(255, 137, 117, 0.1);
  color: #ffe2dd;
}

.eye-mode-toggle[aria-pressed="true"] span {
  transform: rotate(180deg);
}

.hero h1 {
  max-width: 1220px;
  margin-inline: auto;
  font-size: clamp(56px, 6.25vw, 98px);
  line-height: 0.99;
}

.hero-line {
  min-height: 1.16em;
  padding: 0.04em 0.14em 0.2em;
  margin: -0.04em -0.14em -0.2em;
}

.hero-line > span {
  display: block;
  width: 100%;
  text-align: center;
}

[data-pointer-plane] {
  --pointer-plane-x: 0px;
  --pointer-plane-y: 0px;
  --pointer-plane-rx: 0deg;
  --pointer-plane-ry: 0deg;
  --pointer-plane-rz: 0deg;
  --pointer-glow-x: 50%;
  --pointer-glow-y: 50%;
  transform-origin: 50% 50%;
  transform-style: preserve-3d;
  transform:
    perspective(1200px)
    translate3d(var(--pointer-plane-x), var(--pointer-plane-y), 0)
    rotateX(var(--pointer-plane-rx))
    rotateY(var(--pointer-plane-ry))
    rotateZ(var(--pointer-plane-rz));
}

[data-pointer-plane].is-pointer-active {
  will-change: transform;
}

[data-pointer-plane]::after {
  position: absolute;
  inset: 0;
  z-index: 30;
  border-radius: inherit;
  background: radial-gradient(circle 260px at var(--pointer-glow-x) var(--pointer-glow-y), rgba(255, 255, 255, 0.11), transparent 70%);
  opacity: 0;
  content: "";
  pointer-events: none;
  transition: opacity 260ms ease;
}

[data-pointer-plane].is-pointer-active::after {
  opacity: 1;
}

.choice-lines article[data-pointer-plane] {
  position: relative;
  isolation: isolate;
}

.story-visual {
  perspective: 1100px;
}

@media (min-width: 960px) {
  .story-steps li,
  html.motion-ready:not(.motion-reduce) .story-steps li,
  html.motion-ready:not(.motion-reduce) .story-steps li:first-child {
    opacity: 0.64;
    transform: translate3d(0, 0, 0);
    transition: opacity 300ms ease, background 300ms ease, transform 360ms var(--ease-out);
  }

  .story-steps li[aria-current="step"] {
    opacity: 1;
    transform: translate3d(6px, 0, 0);
  }

  .vocabulary-bridge h2 {
    max-width: none;
    font-size: clamp(48px, 4.9vw, 76px);
    white-space: nowrap;
  }

  .choose-product > h2 {
    max-width: none;
    font-size: clamp(44px, 4.3vw, 66px);
    white-space: nowrap;
  }
}

.translation-demo {
  isolation: isolate;
}

.translation-viewport {
  user-select: none;
  -webkit-user-select: none;
}

.translation-viewport.is-dragging,
.translation-viewport.is-dragging * {
  user-select: none;
  -webkit-user-select: none;
}

.translation-viewport:focus-visible {
  outline: 3px solid #ff9b8b;
  outline-offset: -5px;
}

.translation-control {
  display: none;
}

.bridge-core i,
.bridge-core::before,
.bridge-core::after {
  display: none;
}

.mfx-capture-placeholder {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  width: min(88%, 700px);
  height: min(76%, 420px);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 18px;
  background: #15171b;
  box-shadow: 0 28px 78px rgba(0, 0, 0, 0.52);
}

.capture-titlebar {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: #22242a;
  color: rgba(255, 255, 255, 0.62);
  font-size: 8px;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.capture-titlebar b {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 5px;
  background: #22184b;
  color: #a78cff;
  font-size: 11px;
  letter-spacing: 0;
}

.capture-titlebar small {
  margin-left: auto;
  color: var(--coral);
}

.capture-workspace {
  position: relative;
  display: grid;
  grid-template-columns: 18% minmax(0, 1fr);
  min-height: 0;
  overflow: hidden;
  background: linear-gradient(145deg, #0f1114, #1a1b20);
}

.capture-sidebar {
  border-right: 1px solid rgba(255, 255, 255, 0.07);
  background: repeating-linear-gradient(180deg, transparent 0 25px, rgba(255, 255, 255, 0.045) 26px 27px);
}

.capture-canvas {
  position: relative;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(122, 76, 255, 0.12), transparent 48%);
  background-size: 28px 28px, 28px 28px, auto;
}

.capture-canvas i {
  position: absolute;
  left: 12%;
  width: 55%;
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.capture-canvas i:nth-child(1) { top: 28%; }
.capture-canvas i:nth-child(2) { top: 48%; width: 72%; }
.capture-canvas i:nth-child(3) { top: 68%; width: 42%; }

.capture-console {
  position: absolute;
  right: 8%;
  bottom: 8%;
  width: min(68%, 430px);
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  background: rgba(14, 16, 20, 0.96);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
}

.capture-console kbd {
  position: absolute;
  top: -26px;
  right: 0;
  padding: 5px 8px;
  border: 1px solid rgba(255, 137, 117, 0.36);
  border-radius: 999px;
  background: #15171b;
  color: var(--coral);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.capture-console img {
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  object-position: top;
  opacity: 0.88;
}

.mfx-capture-placeholder > p {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 34px;
  padding: 0 13px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--night-muted);
  font-size: 9px;
}

.mfx-capture-placeholder > p span {
  color: var(--coral);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.interface-tabs {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.interface-media-placeholder {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 520px;
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    radial-gradient(circle at 50% 48%, rgba(255, 137, 117, 0.15), transparent 38%),
    #111317;
  background-size: 36px 36px, 36px 36px, auto, auto;
  text-align: center;
}

.interface-media-placeholder::before {
  position: absolute;
  width: min(70%, 520px);
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.025);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.34);
  content: "";
}

.media-play {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  padding-left: 4px;
  border: 1px solid rgba(255, 137, 117, 0.48);
  border-radius: 50%;
  background: rgba(255, 137, 117, 0.12);
  color: #ffd0c8;
  box-shadow: 0 0 0 12px rgba(255, 137, 117, 0.045);
}

.interface-media-placeholder p {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  z-index: 2;
  display: grid;
  gap: 4px;
}

.interface-media-placeholder small {
  color: var(--coral);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.interface-media-placeholder strong {
  color: var(--white);
  font-size: 16px;
}

.interface-media-placeholder p span {
  color: var(--night-muted);
  font-size: 10px;
}

html[data-eye-theme="dark"] {
  color-scheme: dark;
  --coral-ink: #d97769;
  background: #151513;
}

html[data-eye-theme="dark"] body {
  background: #151513;
}

html[data-eye-theme="dark"] .hero,
html[data-eye-theme="dark"] .manifesto,
html[data-eye-theme="dark"] .story-ied,
html[data-eye-theme="dark"] .translation-proof,
html[data-eye-theme="dark"] .closing {
  color: #eeede7;
}

html[data-eye-theme="dark"] .hero,
html[data-eye-theme="dark"] .manifesto,
html[data-eye-theme="dark"] .story-ied,
html[data-eye-theme="dark"] .translation-proof,
html[data-eye-theme="dark"] .vocabulary-bridge {
  background-color: transparent;
}

html[data-eye-theme="dark"] .hero-copy > p,
html[data-eye-theme="dark"] .hero-facts dt,
html[data-eye-theme="dark"] .hero-facts dd,
html[data-eye-theme="dark"] .manifesto-copy p,
html[data-eye-theme="dark"] .story-ied .story-deck,
html[data-eye-theme="dark"] .story-ied .story-steps p,
html[data-eye-theme="dark"] .story-ied .scene-caption span,
html[data-eye-theme="dark"] .proof-head > div > p {
  color: #aaa9a3;
}

html[data-eye-theme="dark"] .hero .eyebrow,
html[data-eye-theme="dark"] .manifesto .section-index,
html[data-eye-theme="dark"] .story-ied .section-index,
html[data-eye-theme="dark"] .translation-proof .section-index {
  color: #9c9b95;
}

html[data-eye-theme="dark"] .hero-stage,
html[data-eye-theme="dark"] .ied-visual {
  border-color: rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 15% 90%, rgba(122, 76, 255, 0.13), transparent 34%),
    #20201e;
  background-size: 38px 38px, 38px 38px, auto, auto;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.04), 0 28px 80px rgba(0, 0, 0, 0.22);
}

html[data-eye-theme="dark"] .hero-stage .stage-label,
html[data-eye-theme="dark"] .ied-visual .visual-meta,
html[data-eye-theme="dark"] .resource-count span,
html[data-eye-theme="dark"] .verify-source span,
html[data-eye-theme="dark"] .rollback-path span {
  color: #a9a8a2;
}

html[data-eye-theme="dark"] .resource-count b {
  color: #f4f3ee;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
}

html[data-eye-theme="dark"] .stage-package figcaption,
html[data-eye-theme="dark"] .stage-icon figcaption,
html[data-eye-theme="dark"] .ied-scene .vocab-stack p,
html[data-eye-theme="dark"] .workflow-nodes p,
html[data-eye-theme="dark"] .backup-stack span,
html[data-eye-theme="dark"] .visual-status {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(35, 35, 32, 0.92);
  color: #eeede7;
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.2);
}

/* IED 场景信息栏深色变体(2026-08-18 重排):栏内卡片统一深底浅字;
   作用域比 .ied-scene 基础规则高一级,确保深色变体真正盖住浅色卡片。 */
html[data-eye-theme="dark"] .ied-scene .resource-count,
html[data-eye-theme="dark"] .ied-scene .rail-diff,
html[data-eye-theme="dark"] .ied-scene .workflow-nodes p,
html[data-eye-theme="dark"] .ied-scene .backup-stack span {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(30, 30, 27, 0.72);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.34);
}

html[data-eye-theme="dark"] .ied-scene .resource-count b,
html[data-eye-theme="dark"] .ied-scene .rail-diff-row b,
html[data-eye-theme="dark"] .ied-scene .workflow-nodes strong,
html[data-eye-theme="dark"] .ied-scene .backup-stack b,
html[data-eye-theme="dark"] .ied-scene .rollback-path strong {
  color: #eeede7;
}

html[data-eye-theme="dark"] .ied-scene .resource-count span,
html[data-eye-theme="dark"] .ied-scene .rail-diff-row s,
html[data-eye-theme="dark"] .ied-scene .workflow-nodes small,
html[data-eye-theme="dark"] .ied-scene .rollback-path span,
html[data-eye-theme="dark"] .ied-scene .rail-note {
  color: #b9b7b0;
}

html[data-eye-theme="dark"] .workflow-hub span,
html[data-eye-theme="dark"] .workflow-nodes small,
html[data-eye-theme="dark"] .backup-stack b {
  color: #bbb9b2;
}

html[data-eye-theme="dark"] .story-ied .scene-caption {
  color: #eeede7;
}

html[data-eye-theme="dark"] .hero-facts {
  border-color: rgba(255, 255, 255, 0.12);
}

html[data-eye-theme="dark"] .hero-facts > div + div {
  border-color: rgba(255, 255, 255, 0.1);
}

html[data-eye-theme="dark"] .fact-icon {
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--coral);
}

html[data-eye-theme="dark"] .button.is-dark {
  background: #efeee8;
  color: #171715;
}

html[data-eye-theme="dark"] .text-action,
html[data-eye-theme="dark"] .text-action.is-dark-text {
  color: #d5d3cc;
}

html[data-eye-theme="dark"] .closing {
  background:
    radial-gradient(circle at 88% 110%, rgba(255, 137, 117, 0.09), transparent 34%),
    linear-gradient(135deg, #1a1917 0%, #22201d 68%, #27231f 100%);
}

html[data-eye-theme="dark"] .closing > p:not(.section-index) {
  color: #aaa9a3;
}

html[data-eye-theme="dark"] .closing .section-index {
  color: #9c9b95;
}

html[data-eye-theme="dark"] .closing .section-index > span {
  color: #eeede7;
}

@media (max-width: 1120px) {
  .eye-mode-toggle b {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  .eye-mode-toggle {
    width: 38px;
    padding: 0;
  }
}

@media (max-width: 959px) {
  .hero h1 {
    font-size: clamp(48px, 10vw, 78px);
    line-height: 1.01;
  }

  [data-pointer-plane]::after {
    display: none;
  }

  .mfx-capture-placeholder {
    width: min(94%, 650px);
    height: min(72%, 390px);
  }

  .interface-tabs {
    grid-template-columns: repeat(4, minmax(86px, 1fr));
    overflow-x: auto;
  }
}

@media (max-width: 720px) {
  .logo-crop {
    width: 88px;
    height: 32px;
  }

  .logo-crop img {
    top: -29px;
    width: 86px;
  }

  .eye-mode-toggle {
    width: 36px;
    min-height: 36px;
  }

  .hero h1 {
    font-size: clamp(40px, 12vw, 60px);
    line-height: 1.04;
  }

  .vocabulary-bridge h2,
  .choose-product > h2 {
    white-space: normal;
  }

  .choose-product > h2 .choose-phrase {
    white-space: normal;
  }

  .mfx-logo-crop.story-mini-mark {
    height: 42px;
  }

  .mfx-logo-crop.story-mini-mark img {
    top: -40px;
    width: 118px;
  }

  .mfx-capture-placeholder {
    width: 100%;
    height: min(68%, 330px);
  }

  .capture-titlebar span {
    display: none;
  }

  .capture-console {
    right: 5%;
    width: 76%;
  }

  .interface-media-placeholder {
    min-height: 390px;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-pointer-plane],
  [data-pointer-plane]::after,
  .eye-mode-toggle span {
    transform: none !important;
    transition: none !important;
  }
}

/* ===== 站点级惯性滚动条（js/site-scroll-inertia.js） =====
 * 引擎启用时给 html 加 .native-smooth-ready：隐藏原生滚动条、关掉 smooth 滚动（避免与逐帧 scrollTo 打架），
 * 显示右侧惯性轨道；未启用（触屏/窄屏/减少动态）时退回美化过的原生细滚动条。
 */

html {
  scrollbar-width: thin;
  scrollbar-color: rgba(17, 18, 16, 0.32) transparent;
}

html[data-eye-theme="dark"] {
  scrollbar-color: rgba(238, 237, 231, 0.34) transparent;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  border: 3px solid transparent;
  border-radius: 999px;
  background: rgba(17, 18, 16, 0.3);
  background-clip: padding-box;
}

html[data-eye-theme="dark"] ::-webkit-scrollbar-thumb {
  background: rgba(238, 237, 231, 0.32);
  background-clip: padding-box;
}

html.native-smooth-ready {
  scroll-behavior: auto;
  scrollbar-width: none;
}

html.native-smooth-ready::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.scroll-ui {
  position: fixed;
  inset: 0 0 auto auto;
  z-index: 520;
  display: none;
  pointer-events: none;
}

html.native-smooth-ready .scroll-ui {
  display: block;
}

.scroll-rail {
  position: fixed;
  top: 96px;
  right: 12px;
  bottom: 96px;
  width: 8px;
  border-radius: 999px;
  background: rgba(128, 128, 122, 0.18);
  cursor: pointer;
  pointer-events: auto;
  touch-action: none;
}

.scroll-rail::before {
  position: absolute;
  inset: -10px -8px;
  content: "";
}

.scroll-thumb {
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  min-height: 46px;
  border-radius: 999px;
  background: linear-gradient(#ffffff, rgba(255, 255, 255, 0.42));
  mix-blend-mode: difference;
  transform: translate3d(-50%, 0, 0);
  transition: width 0.18s ease;
}

.scroll-rail:hover .scroll-thumb,
.scroll-rail.is-dragging .scroll-thumb {
  width: 6px;
}

@media (max-width: 959px) {
  .scroll-rail {
    top: 84px;
    right: 8px;
    bottom: 84px;
  }
}

/* ===== 两侧氛围装饰(2026-08-17) =====
 * 宽屏时页面两侧留白较多:左右各一条竖排轨道(随滚动反向视差漂移) + 三枚缓慢浮动的十字标。
 * 仅 ≥1300px 显示;pointer-events 全关;reduce 偏好下浮动/视差都停。
 */

.side-ornaments {
  position: fixed;
  inset: 0;
  z-index: 1;
  display: none;
  pointer-events: none;
}

@media (min-width: 1300px) {
  .side-ornaments {
    display: block;
  }
}

.side-rail {
  position: absolute;
  top: 50%;
  margin: 0;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.34em;
  line-height: 1;
  color: rgba(17, 18, 16, 0.3);
  white-space: nowrap;
  writing-mode: vertical-rl;
  translate: 0 -50%;
}

/* 流光:一道亮带周期性流过竖排文字(background-clip:text 渐变滚动) */
.side-rail span {
  background: linear-gradient(
    180deg,
    rgba(17, 18, 16, 0.3) 0%,
    rgba(17, 18, 16, 0.3) 40%,
    rgba(187, 57, 45, 0.85) 50%,
    rgba(17, 18, 16, 0.3) 60%,
    rgba(17, 18, 16, 0.3) 100%
  );
  background-size: 100% 280%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: rail-shimmer 8s linear infinite;
}

.side-rail.is-right span {
  background-image: linear-gradient(
    180deg,
    rgba(17, 18, 16, 0.3) 0%,
    rgba(17, 18, 16, 0.3) 40%,
    rgba(122, 76, 255, 0.8) 50%,
    rgba(17, 18, 16, 0.3) 60%,
    rgba(17, 18, 16, 0.3) 100%
  );
  animation-delay: -3.2s;
}

@keyframes rail-shimmer {
  from {
    background-position: 50% 140%;
  }
  to {
    background-position: 50% -140%;
  }
}

html[data-eye-theme="dark"] .side-rail span {
  background-image: linear-gradient(
    180deg,
    rgba(238, 237, 231, 0.26) 0%,
    rgba(238, 237, 231, 0.26) 40%,
    rgba(255, 137, 117, 0.9) 50%,
    rgba(238, 237, 231, 0.26) 60%,
    rgba(238, 237, 231, 0.26) 100%
  );
}

html[data-eye-theme="dark"] .side-rail.is-right span {
  background-image: linear-gradient(
    180deg,
    rgba(238, 237, 231, 0.26) 0%,
    rgba(238, 237, 231, 0.26) 40%,
    rgba(154, 122, 255, 0.9) 50%,
    rgba(238, 237, 231, 0.26) 60%,
    rgba(238, 237, 231, 0.26) 100%
  );
}

.side-rail.is-left {
  left: 22px;
  rotate: 180deg;
}

.side-rail.is-right {
  right: 22px;
}

.side-mark {
  position: absolute;
  width: 13px;
  height: 13px;
  opacity: 0.55;
  animation: side-mark-float 7.5s ease-in-out infinite alternate;
}

.side-mark::before,
.side-mark::after {
  position: absolute;
  background: var(--coral);
  content: "";
}

.side-mark::before {
  top: 6px;
  left: 0;
  width: 13px;
  height: 1.5px;
}

.side-mark::after {
  top: 0;
  left: 6px;
  width: 1.5px;
  height: 13px;
}

.side-mark.is-a {
  top: 21%;
  left: 44px;
}

.side-mark.is-b {
  top: 64%;
  right: 52px;
  animation-delay: -2.4s;
  animation-duration: 9s;
}

.side-mark.is-c {
  top: 82%;
  left: 58px;
  animation-delay: -4.8s;
  animation-duration: 8.2s;
}

.side-mark.is-b::before,
.side-mark.is-b::after {
  background: var(--violet);
}

@keyframes side-mark-float {
  from {
    transform: translateY(-8px);
  }
  to {
    transform: translateY(8px);
  }
}

html[data-eye-theme="dark"] .side-rail {
  color: rgba(238, 237, 231, 0.26);
}

html[data-eye-theme="dark"] .side-mark {
  opacity: 0.42;
}

@media (prefers-reduced-motion: reduce) {
  .side-mark {
    animation: none;
  }

  .side-rail {
    transform: none !important;
  }

  /* 流光关闭时要退回普通文字色,否则渐变的透明 color 会让文字不可见 */
  .side-rail span {
    animation: none;
    background: none;
    color: inherit;
  }
}


/* ─── 404 页(2026-08-18):超大数字 + 底部渐隐 mask,压字说明与双返回按钮 ─── */
.not-found {
  min-height: 100svh;
  display: grid;
  place-content: center;
  justify-items: center;
  padding: 120px 24px 80px;
  text-align: center;
}

.not-found-code {
  font-family: var(--display-font);
  font-size: clamp(150px, 26vw, 300px);
  font-weight: 780;
  letter-spacing: -0.05em;
  line-height: 0.9;
  color: var(--ink);
  -webkit-mask-image: linear-gradient(to bottom, #000 20%, transparent 82%);
  mask-image: linear-gradient(to bottom, #000 20%, transparent 82%);
  user-select: none;
  animation: not-found-rise 700ms var(--ease-out) both;
}

.not-found-panel {
  display: grid;
  justify-items: center;
  gap: 14px;
  margin-top: -30px;
  animation: not-found-rise 700ms var(--ease-out) 90ms both;
}

.not-found-panel h1 {
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 760;
  letter-spacing: -0.02em;
}

.not-found-panel > p {
  max-width: 42ch;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 12px;
}

.not-found-actions .button {
  min-width: 0;
  text-decoration: none;
}

.button.is-ghost {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.button.is-ghost:hover {
  border-color: var(--ink);
}

@keyframes not-found-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .not-found-code,
  .not-found-panel {
    animation: none;
  }
}

html[data-eye-theme="dark"] .not-found-code {
  color: #eeede7;
}

html[data-eye-theme="dark"] .not-found-panel h1 {
  color: #eeede7;
}

html[data-eye-theme="dark"] .not-found-panel > p {
  color: #aaa9a3;
}

html[data-eye-theme="dark"] .button.is-ghost {
  border-color: rgba(255, 255, 255, 0.22);
  color: #eeede7;
}

html[data-eye-theme="dark"] .button.is-ghost:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

/* ========================================================================== */
/* 2026-08-19 integration: product relationship, evidence-first IED layout,   */
/* dual-threshold story fallback, translation balance, and vocabulary bridge. */
/* ========================================================================== */

:root {
  --product-dock-safe-bottom: max(112px, calc(88px + env(safe-area-inset-bottom, 0px)));
}

/* Hero: two distinct depth planes with a real, visible channel around them. */
.hero-stage {
  min-height: clamp(590px, 55vw, 745px);
}

.stage-package {
  top: 7%;
  right: 13%;
  z-index: 3;
  width: 50%;
  transform: rotate(2.2deg) translateZ(14px);
}

.stage-icon {
  bottom: 23%;
  left: 9%;
  z-index: 4;
  width: 26%;
  transform: rotate(-7deg) translateZ(82px);
}

.stage-orbit {
  inset: 0;
  z-index: 2;
  overflow: visible;
}

.stage-orbit-path {
  filter: drop-shadow(0 0 7px rgba(122, 76, 255, 0.2));
}

.stage-orbit-node {
  stroke: rgba(255, 255, 255, 0.92);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

html[data-eye-theme="dark"] .stage-orbit-path {
  filter: drop-shadow(0 0 9px rgba(154, 122, 255, 0.32));
}

/* 00 / relationship: one centered statement and two equal product answers. */
.manifesto {
  display: grid;
  justify-items: center;
}

.manifesto > .section-index,
.manifesto > h2,
.manifesto-duo,
.manifesto-note {
  width: 100%;
}

.manifesto > .section-index {
  justify-content: center;
}

.manifesto h2 {
  max-width: 1020px;
  margin-inline: auto;
  text-align: center;
}

.manifesto-duo {
  grid-auto-rows: 1fr;
  align-items: stretch;
}

.manifesto-card,
.manifesto-card-body {
  height: 100%;
}

.manifesto-card-body {
  align-content: center;
  min-height: 306px;
}

.manifesto-note {
  max-width: 820px;
  margin-inline: auto;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
  text-wrap: balance;
}

/* IED: the real application window owns the canvas; MG explains evidence. */
.ied-scene {
  grid-template-columns: minmax(0, 1fr) clamp(194px, 23%, 238px);
  grid-template-rows: minmax(0, 1fr);
  align-items: stretch;
  align-content: stretch;
  gap: clamp(14px, 1.6vw, 22px);
  padding: 58px 22px 92px;
}

.ied-scan-core.is-app-shot,
.ied-review-shot,
.ied-diff-shot,
.ied-guard-shot {
  display: grid;
  place-items: center;
  width: 100%;
  height: auto;
  max-height: 100%;
  align-self: center;
  min-height: 0;
  aspect-ratio: 36 / 25;
  margin-inline: auto;
  padding: 8px;
  border-color: rgba(255, 255, 255, 0.17);
  background: #111317;
}

.ied-app-img {
  position: absolute;
  inset: 8px;
  width: calc(100% - 16px);
  height: calc(100% - 16px);
  max-width: none;
  object-fit: contain;
  object-position: center;
  background: #111317;
}

.ied-scan-core.is-app-shot .scan-ring {
  inset: 8px;
}

.scene-rail {
  gap: 10px;
}

.rail-note {
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.65;
}

.scene-rail .resource-count,
.scene-rail .rail-diff,
.rail-metrics > div,
.ied-scene .diff-counts p,
.ied-scene .backup-stack span {
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 28px rgba(45, 42, 36, 0.08);
}

.scene-rail .resource-count {
  gap: 4px;
  padding: 15px 16px;
}

.scene-rail .resource-count b {
  font-size: clamp(30px, 2.45vw, 40px);
}

.scene-rail .resource-count span {
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
}

.rail-metrics {
  display: grid;
  gap: 7px;
  margin: 0;
}

.rail-metrics > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 42px;
  padding: 9px 12px;
}

.rail-metrics dt {
  color: var(--ink-faint);
  font-size: 12px;
}

.rail-metrics dd {
  color: var(--ink);
  font-size: 12px;
  font-weight: 780;
  text-align: right;
}

.scene-rail .rail-diff {
  gap: 0;
  padding: 13px 15px;
}

.scene-rail .rail-diff > small {
  margin-bottom: 6px;
}

.rail-diff-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 9px 0;
  border-top: 1px solid var(--line);
}

.rail-diff-row s,
.rail-diff-row b {
  font-size: 12px;
  line-height: 1.35;
}

.rail-diff-row b {
  font-size: 14px;
}

.rail-diff-row b::before {
  margin-right: 6px;
}

.ied-scene .diff-counts.workflow-nodes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.ied-scene .diff-counts.workflow-nodes p {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto auto;
  justify-items: center;
  gap: 2px;
  min-width: 0;
  padding: 11px 5px;
  text-align: center;
}

.ied-scene .diff-counts.workflow-nodes p > small {
  grid-row: auto;
  color: var(--violet);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.ied-scene .diff-counts.workflow-nodes p > strong {
  color: var(--ink);
  font-family: var(--brand-font);
  font-size: 24px;
  line-height: 1;
}

.ied-scene .diff-counts.workflow-nodes p > span {
  grid-row: auto;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 720;
}

.ied-scene .backup-stack span {
  position: relative;
  padding: 10px 12px;
}

.ied-scene .backup-stack span:not(:last-child)::after {
  position: absolute;
  right: 12px;
  bottom: -9px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 17px;
  height: 17px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper-bright);
  color: var(--coral-ink);
  content: "↓";
  font-size: 10px;
}

html[data-eye-theme="dark"] .rail-metrics > div,
html[data-eye-theme="dark"] .ied-scene .diff-counts p {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(30, 30, 27, 0.78);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.3);
}

html[data-eye-theme="dark"] .rail-metrics dt,
html[data-eye-theme="dark"] .ied-scene .diff-counts p > span {
  color: #b9b7b0;
}

html[data-eye-theme="dark"] .rail-metrics dd,
html[data-eye-theme="dark"] .ied-scene .diff-counts p > strong {
  color: #eeede7;
}

html[data-eye-theme="dark"] .ied-scene .backup-stack span:not(:last-child)::after {
  border-color: rgba(255, 255, 255, 0.15);
  background: #252522;
  color: var(--coral);
}

/* A pinned story exists only when both dimensions can hold the evidence UI. */
@media (min-width: 1200px) and (min-height: 760px) {
  .story-pin {
    justify-content: flex-start;
    width: 100vw !important;
    max-width: none !important;
    padding-right: max(24px, calc((100vw - var(--content)) / 2)) !important;
    padding-left: max(24px, calc((100vw - var(--content)) / 2)) !important;
    padding-top: 96px;
    padding-bottom: var(--product-dock-safe-bottom);
    margin-right: 0 !important;
    margin-left: 0 !important;
    box-sizing: border-box;
  }

  .story-head {
    margin-bottom: 18px;
  }

  .story-layout,
  .story-ied .story-layout {
    grid-template-columns: minmax(0, 1fr) minmax(252px, 0.31fr);
    gap: clamp(22px, 2.3vw, 34px);
    height: clamp(430px, calc(100dvh - 350px), 520px);
  }

  .story-mfx .story-layout {
    grid-template-columns: minmax(0, 1.28fr) minmax(320px, 0.72fr);
  }

  .story-ied .story-copy {
    padding-left: 22px;
  }

  .story-ied .story-steps li {
    padding: 9px 0;
  }

  .story-ied .story-steps h3 {
    margin-top: 6px;
    font-size: clamp(16px, 1.2vw, 19px);
  }

  .story-ied .story-steps p {
    margin-top: 5px;
    font-size: 12px;
    line-height: 1.55;
  }
}

@media (min-width: 1200px) and (min-height: 760px) and (max-height: 820px) {
  .story-head h2 {
    font-size: clamp(42px, 4.2vw, 58px);
  }

  .story-deck {
    margin-top: 9px;
    font-size: 18px;
  }

  .ied-scene {
    padding-top: 48px;
    padding-bottom: 80px;
  }

  .scene-caption {
    bottom: 68px;
  }

  .visual-status {
    right: 18px;
    bottom: 14px;
    left: 18px;
    min-height: 42px;
  }
}

/* Below either threshold: normal document flow + full-width swipe evidence. */
@media (max-width: 1199px), (max-height: 759px) {
  .product-story {
    min-height: auto;
  }

  .story-pin {
    min-height: auto;
    padding-top: clamp(96px, 11vw, 124px);
    padding-bottom: 72px;
  }

  .story-head {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 28px;
    margin-bottom: 26px;
  }

  .story-layout,
  .story-ied .story-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    height: auto;
  }

  .story-visual {
    width: 100%;
    height: clamp(520px, 62vw, 660px);
    min-height: 0;
  }

  .story-scene-deck {
    position: absolute;
    inset: 0;
    display: flex;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-padding-inline: 0;
    scroll-snap-type: x mandatory;
    overscroll-behavior-x: contain;
    touch-action: pan-x pan-y pinch-zoom;
    scrollbar-color: var(--coral) rgba(255, 255, 255, 0.08);
    scrollbar-width: thin;
  }

  .story-scene,
  .story-scene.is-active {
    position: relative;
    inset: auto;
    width: 100%;
    min-width: 100%;
    height: 100%;
    flex: 0 0 100%;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    transform: none !important;
  }

  .story-copy,
  .story-ied .story-copy {
    min-width: 0;
    padding-left: 0;
    overflow: hidden;
  }

  .story-progress {
    display: none;
  }

  .story-steps {
    display: grid;
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(218px, 1fr);
    height: auto;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    overscroll-behavior-x: contain;
    scrollbar-width: thin;
  }

  .story-steps li,
  .story-steps li:first-child,
  .story-steps li:nth-child(even),
  .story-steps li:nth-child(n + 3),
  html.motion-ready:not(.motion-reduce) .story-steps li,
  html.motion-ready:not(.motion-reduce) .story-steps li:first-child {
    min-height: 154px;
    padding: 18px;
    border: 1px solid var(--line);
    border-left: 0;
    opacity: 1;
    scroll-snap-align: start;
    transform: none;
  }

  .story-steps li:first-child {
    border-left: 1px solid var(--line);
  }

  .story-mfx .story-steps li,
  .story-mfx .story-steps li:first-child {
    border-color: var(--night-line);
  }

  .story-steps h3 {
    font-size: 17px;
  }

  .story-steps p {
    font-size: 12px;
    line-height: 1.55;
  }
}

@media (max-width: 1199px) {
  .stage-package {
    top: 8%;
    right: 13%;
    width: 50%;
  }

  .stage-icon {
    bottom: 23%;
    left: 9%;
    width: 26%;
  }
}

@media (max-height: 759px) {
  .story-pin {
    padding-top: 92px;
    padding-bottom: 58px;
  }

  .story-head {
    margin-bottom: 20px;
  }

  .story-visual {
    height: 500px;
  }
}

@media (max-width: 720px) {
  .stage-package {
    top: 12%;
    right: 10%;
    width: 64%;
  }

  .stage-icon {
    bottom: 20%;
    left: 9%;
    width: 30%;
  }

  .manifesto-card-body {
    min-height: 286px;
  }

  .story-head {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .story-visual {
    height: 560px;
  }

  .ied-scene {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 9px;
    padding: 56px 12px 84px;
  }

  .ied-scene .scene-rail {
    display: flex;
    align-items: stretch;
    gap: 8px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    touch-action: pan-x pan-y;
  }

  .ied-scene .scene-rail::-webkit-scrollbar {
    display: none;
  }

  .ied-scene .resource-count,
  .ied-scene .rail-diff,
  .ied-scene .rail-metrics,
  .ied-scene .diff-counts,
  .ied-scene .backup-stack {
    min-width: min(76vw, 320px);
    flex: 0 0 auto;
  }

  .ied-scene .rail-note,
  .ied-scene .rollback-path {
    display: none;
  }

  .ied-scene .diff-counts.workflow-nodes {
    display: grid;
  }

  .story-steps {
    grid-auto-columns: minmax(236px, 82vw);
  }
}

/* Translation lens: one centered explanation, equal halves, handle-led hint. */
.translation-proof .proof-head {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  width: min(calc(100% - 48px), var(--reading));
  gap: 22px;
  text-align: center;
}

.translation-proof .proof-head > .section-index {
  justify-content: center;
}

.translation-proof .proof-head > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  gap: 16px;
  width: 100%;
}

.translation-proof .proof-head h2 {
  max-width: 900px;
}

.translation-proof .proof-head > div > p {
  max-width: 64ch;
  font-size: 14px;
  text-wrap: balance;
}

.translation-side-labels {
  position: absolute;
  top: 18px;
  right: clamp(18px, 4vw, 54px);
  left: clamp(18px, 4vw, 54px);
  z-index: 7;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  pointer-events: none;
}

.translation-side-labels span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.13em;
}

.translation-side-labels span:last-child {
  color: rgba(255, 255, 255, 0.58);
  text-align: right;
}

.translation-side-labels span:first-child {
  color: #ffb4a8;
}

/* Keep the two primary terms in dedicated, mirrored halves at the 50% lens. */
.translation-viewport .resource-layer {
  padding-right: clamp(18px, 4vw, 54px);
  padding-left: clamp(18px, 4vw, 54px);
}

.translation-viewport .resource-layer p {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-width: 0;
}

.translation-viewport .resource-layer p > small,
.translation-viewport .resource-layer p > span {
  display: none;
}

.translation-viewport .resource-layer strong {
  display: block;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.translation-viewport .resource-layer.is-localized strong {
  grid-column: 1;
  padding-right: clamp(18px, 3vw, 42px);
  padding-left: 8px;
  text-align: right;
}

.translation-viewport .resource-layer.is-original strong {
  grid-column: 2;
  padding-right: 8px;
  padding-left: clamp(18px, 3vw, 42px);
  text-align: left;
}

.translation-drag-hint {
  right: auto;
  left: var(--reveal);
  min-width: max-content;
  justify-content: center;
  transform: translateX(-50%);
}

/* Bridge: visible route DOM plus four honest, discrete vocabulary states. */
.bridge-content {
  width: min(calc(100% - 48px), var(--content));
}

.bridge-route {
  width: 100%;
  grid-template-columns: minmax(260px, 1fr) minmax(190px, 220px) minmax(260px, 1fr);
  gap: clamp(24px, 4vw, 58px);
}

.bridge-route p,
.bridge-note {
  font-size: 12px;
}

.bridge-route small {
  font-size: 10px;
}

.bridge-core {
  width: min(100%, 220px);
}

.bridge-core .bridge-line {
  position: absolute;
  top: 50%;
  right: -86%;
  left: -86%;
  z-index: -1;
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(122, 76, 255, 0.68) 23%, rgba(255, 137, 117, 0.82) 76%, transparent);
  transform-origin: center;
  pointer-events: none;
}

.bridge-tokens {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: 100%;
  margin-top: 34px;
  overflow: hidden;
  border-top: 1px solid var(--night-line);
  border-bottom: 1px solid var(--night-line);
}

.bridge-token {
  position: relative;
  display: grid;
  align-content: center;
  min-width: 0;
  min-height: 126px;
  padding: 18px 20px;
  text-align: left;
}

.bridge-token + .bridge-token {
  border-left: 1px solid var(--night-line);
}

.bridge-token:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -9px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(255, 137, 117, 0.34);
  border-radius: 50%;
  background: var(--night);
  color: var(--coral);
  content: "→";
  font-size: 10px;
  transform: translateY(-50%);
}

.bridge-token > span {
  color: var(--coral);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.bridge-token > strong {
  margin-top: 10px;
  overflow: hidden;
  color: var(--white);
  font-size: clamp(14px, 1.35vw, 18px);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bridge-token > small {
  margin-top: 5px;
  color: var(--night-muted);
  font-size: 12px;
  line-height: 1.45;
}

.bridge-note {
  max-width: 820px;
  line-height: 1.65;
}

.mfx-capture-placeholder > p {
  font-size: 12px;
}

@media (max-width: 1100px) {
  .bridge-route {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .bridge-core {
    justify-self: center;
  }

  .bridge-core .bridge-line {
    top: -54px;
    right: auto;
    bottom: -54px;
    left: 50%;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, transparent, rgba(122, 76, 255, 0.68) 23%, rgba(255, 137, 117, 0.82) 76%, transparent);
    transform: translateX(-50%);
  }

  .bridge-tokens {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(228px, 1fr);
    overflow-x: auto;
    scroll-snap-type: x proximity;
    overscroll-behavior-x: contain;
    scrollbar-width: thin;
  }

  .bridge-token {
    scroll-snap-align: start;
  }
}

@media (max-width: 720px) {
  .translation-proof .proof-head,
  .bridge-content {
    width: calc(100% - 32px);
  }

  .translation-side-labels {
    top: 14px;
    right: 14px;
    left: 14px;
  }

  .translation-drag-hint {
    bottom: 12px;
    padding: 6px 8px;
    font-size: 10px;
  }

  .bridge-token {
    min-height: 116px;
  }
}

/* The fixed product dock must never consume the final readable line. */
.product-footer {
  padding-bottom: var(--product-dock-safe-bottom);
}

@media (max-height: 759px) {
  .product-dock {
    bottom: max(8px, env(safe-area-inset-bottom, 0px));
    min-height: 60px;
  }

  .product-dock nav a {
    min-height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .stage-orbit-path,
  .stage-orbit-node,
  .bridge-line,
  .bridge-token {
    animation: none !important;
    transition: none !important;
  }
}

/* 2026-08-20 final cascade: keep review decisions above all legacy layers. */
.hero-stage {
  background:
    radial-gradient(circle at 72% 14%, rgba(255, 255, 255, 0.52), transparent 35%),
    radial-gradient(circle at 12% 92%, rgba(255, 137, 117, 0.1), transparent 34%),
    linear-gradient(145deg, #e9eae7 0%, #f5f5f2 48%, #dedfdd 100%);
  box-shadow: 0 28px 72px rgba(45, 42, 36, 0.1), inset 0 1px rgba(255, 255, 255, 0.66);
}

.stage-package > img {
  box-shadow: 0 24px 60px rgba(15, 15, 15, 0.22);
}

.stage-icon > img {
  box-shadow: 0 22px 54px rgba(46, 20, 93, 0.22);
}

.stage-orbit-path,
html[data-eye-theme="dark"] .stage-orbit-path {
  filter: drop-shadow(0 0 4px rgba(122, 76, 255, 0.16));
}

html[data-eye-theme="dark"] .hero-stage {
  background:
    radial-gradient(circle at 72% 14%, rgba(255, 255, 255, 0.055), transparent 35%),
    radial-gradient(circle at 12% 92%, rgba(122, 76, 255, 0.07), transparent 34%),
    #171918;
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.035), 0 24px 66px rgba(0, 0, 0, 0.18);
}

.manifesto-duo {
  max-width: 1140px;
  gap: clamp(24px, 2.8vw, 38px);
}

.manifesto-card,
.manifesto-card-body {
  min-height: 470px;
}

.manifesto-card-body {
  align-content: start;
  padding: 44px 36px 168px;
  gap: 13px;
}

.manifesto-icon {
  width: 92px;
  height: 92px;
  border-radius: 24px;
}

.manifesto-card small {
  font-size: 11px;
}

.manifesto-card strong {
  font-size: clamp(25px, 2.1vw, 30px);
}

.manifesto-card p {
  max-width: 39ch;
  font-size: 15px;
  line-height: 1.75;
}

.manifesto-aura {
  z-index: 2;
}

.feature-chip {
  min-height: 40px;
  padding: 9px 15px;
  font-size: 14px;
  letter-spacing: 0.03em;
}

.interface-proof .proof-head {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  gap: 20px;
  text-align: center;
}

.interface-proof .proof-head > .section-index {
  justify-content: center;
}

.interface-proof .proof-head > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  gap: 14px;
  width: 100%;
}

.interface-proof .proof-head h2,
.interface-proof .proof-head p {
  max-width: 760px;
}

@media (min-width: 1200px) and (min-height: 760px) {
  .story-pin {
    justify-content: center;
    padding-top: 82px;
    padding-bottom: var(--product-dock-safe-bottom);
  }

  .story-head {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    width: min(100%, 1240px);
    margin: 0 auto 16px;
    text-align: center;
  }

  .story-head > div,
  .story-identity,
  .story-title-block {
    align-items: center;
    justify-content: center;
  }

  .story-title-block {
    display: grid;
    justify-items: center;
    gap: 5px;
  }

  .story-head h2 {
    max-width: none;
    font-size: clamp(42px, 4vw, 62px);
  }

  .story-layout,
  .story-ied .story-layout,
  .story-mfx .story-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    width: min(100%, 1320px);
    height: auto;
    margin: 0 auto;
  }

  .story-visual {
    width: 100%;
    height: clamp(390px, calc(100dvh - 370px), 660px);
    min-height: 0;
  }

  .story-copy,
  .story-ied .story-copy {
    display: grid;
    width: 100%;
    min-width: 0;
    padding: 0;
    gap: 0;
  }

  .story-progress {
    display: block;
    width: 100%;
    height: 2px;
    overflow: hidden;
    background: var(--line);
  }

  .story-progress span {
    display: block;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--violet), var(--coral));
    transform: scaleX(0.25);
    transform-origin: left center;
  }

  .story-mfx .story-progress {
    background: var(--night-line);
  }

  .story-steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    height: auto;
    border-bottom: 1px solid var(--line);
  }

  .story-steps li,
  .story-ied .story-steps li {
    min-height: 116px;
    padding: 15px 18px 17px;
    border-left: 1px solid var(--line);
    opacity: 0.46;
    transition: opacity 220ms ease, background-color 220ms ease;
  }

  .story-steps li:last-child {
    border-right: 1px solid var(--line);
  }

  .story-steps li[aria-current="step"] {
    background: rgba(122, 76, 255, 0.055);
    opacity: 1;
  }

  .story-mfx .story-steps {
    border-color: var(--night-line);
  }

  .story-mfx .story-steps li {
    border-color: var(--night-line);
  }

  .story-mfx .story-steps li[aria-current="step"] {
    background: rgba(255, 137, 117, 0.065);
  }

  .story-steps h3,
  .story-ied .story-steps h3 {
    margin-top: 6px;
    font-size: clamp(15px, 1vw, 17px);
    line-height: 1.35;
  }

  .story-steps p,
  .story-ied .story-steps p {
    margin-top: 5px;
    font-size: 12px;
    line-height: 1.5;
  }
}

@media (min-width: 1200px) and (min-height: 760px) and (max-height: 880px) {
  .story-pin {
    padding-top: 72px;
  }

  .story-head {
    margin-bottom: 10px;
  }

  .story-head h2 {
    font-size: clamp(38px, 3.5vw, 52px);
  }

  .story-deck {
    margin-top: 4px;
    font-size: 16px;
  }

  .story-steps li,
  .story-ied .story-steps li {
    min-height: 86px;
    padding: 10px 14px 12px;
  }

  .story-steps p,
  .story-ied .story-steps p {
    display: none;
  }
}

@media (max-width: 720px) {
  .manifesto-card,
  .manifesto-card-body {
    min-height: 340px;
  }

  .manifesto-card-body {
    padding: 34px 24px;
  }

  .manifesto-aura {
    display: none;
  }
}

@media (hover: none), (prefers-reduced-motion: reduce) {
  .manifesto-aura {
    display: none;
  }
}

/* PRODUCT_REVIEW_20260821_EOF */
/* Final cascade: star orbit, balanced cards, comparison handle, centered
   story identity, clean scan sweep, and release alignment. */
.stage-orbit-path,
html[data-eye-theme="dark"] .stage-orbit-path {
  filter: drop-shadow(0 0 3px rgba(122, 76, 255, 0.16));
}

.stage-orbit-path.is-echo {
  opacity: 0.34;
  stroke-dasharray: 0.018 0.026;
}

.stage-orbit-star {
  fill: var(--coral);
  filter: drop-shadow(0 0 5px rgba(255, 137, 117, 0.38));
  transform-box: fill-box;
  transform-origin: center;
}

.stage-orbit-star.is-violet {
  fill: #9c77ff;
  filter: drop-shadow(0 0 5px rgba(122, 76, 255, 0.42));
}

.manifesto-card-body {
  align-content: center;
  padding: 44px 36px;
}

.story-identity {
  display: grid;
  justify-items: center;
}

.story-mini-mark {
  margin-inline: auto;
}

.ied-scan-core.is-app-shot .scan-ring > span {
  right: auto;
  left: -34%;
  width: 34%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(122, 76, 255, 0.04) 18%,
    rgba(154, 122, 255, 0.24) 47%,
    rgba(255, 137, 117, 0.2) 56%,
    rgba(122, 76, 255, 0.04) 82%,
    transparent 100%
  );
  will-change: transform, opacity;
}

.translation-columns {
  --localized-emphasis: 0.775;
  --original-emphasis: 0.775;
  cursor: ew-resize;
  touch-action: pan-y;
}

.translation-columns:focus-visible {
  outline: 0;
  box-shadow: inset 0 0 0 2px rgba(255, 137, 117, 0.38);
}

.translation-focus-wash {
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 0;
  width: var(--reveal);
  background: linear-gradient(90deg, rgba(255, 137, 117, 0.06), rgba(122, 76, 255, 0.025));
  border-right: 1px solid rgba(255, 137, 117, 0.12);
  pointer-events: none;
}

.translation-balance-labels {
  position: absolute;
  top: 16px;
  right: clamp(20px, 3vw, 42px);
  left: clamp(20px, 3vw, 42px);
  z-index: 4;
  display: flex;
  justify-content: space-between;
  color: var(--night-muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
  pointer-events: none;
}

.term-column {
  position: relative;
  z-index: 1;
  padding-top: clamp(54px, 4.2vw, 62px);
}

.term-column li strong,
.term-column li span {
  transition: color 180ms ease, opacity 180ms ease;
}

.term-column li strong {
  color: #ffd7d0;
  opacity: var(--localized-emphasis);
}

.term-column li span {
  opacity: var(--original-emphasis);
}

.translation-divider {
  top: 0;
  bottom: 0;
  left: var(--reveal);
  z-index: 5;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--coral) 14%, var(--coral) 86%, transparent);
  box-shadow: 0 0 14px rgba(255, 137, 117, 0.22);
  transform: translateX(-0.5px);
}

.translation-divider i {
  width: 38px;
  height: 38px;
  border-width: 1px;
  box-shadow: 0 0 0 7px rgba(255, 137, 117, 0.09);
}

.translation-drag-hint {
  right: auto;
  bottom: 14px;
  left: var(--reveal);
  z-index: 6;
  display: inline-flex;
  min-width: max-content;
  justify-content: center;
  gap: 8px;
  transform: translateX(-50%);
}

.translation-drag-hint output {
  color: var(--coral);
  font-variant-numeric: tabular-nums;
}

.release-track {
  align-items: start;
}

.release-track > div {
  display: grid;
  align-content: start;
  justify-items: start;
  gap: 18px;
}

.release-track > div .section-index,
.release-track h3 {
  margin: 0;
}

.release-track h3 {
  max-width: 8.5em;
}

@media (max-width: 720px) {
  .manifesto-card-body {
    padding: 34px 24px;
  }

  .translation-balance-labels {
    top: 12px;
  }

  .term-column {
    padding-top: 48px;
  }

  .translation-divider i {
    width: 34px;
    height: 34px;
  }

  .translation-drag-hint {
    bottom: 10px;
    font-size: 10px;
  }
}

/* PRODUCT_REVIEW_20260823
   Real before/after wipe, stable story copy, friend links and product facts. */

.hero {
  position: relative;
}

.product-friend-links {
  position: absolute;
  top: 94px;
  left: 0;
  z-index: 8;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-faint);
  font-size: 10px;
  font-weight: 760;
}

.product-friend-links > span {
  margin-right: 4px;
  font-size: 9px;
  letter-spacing: 0.12em;
}

.product-friend-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease;
}

.product-friend-links a:hover,
.product-friend-links a:focus-visible {
  border-color: rgba(255, 137, 117, 0.48);
  background: rgba(255, 137, 117, 0.09);
  color: var(--ink);
}

.product-friend-links a:focus-visible,
.product-dock a:focus-visible,
.release-link:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
}

html[data-eye-theme="dark"] .product-friend-links a {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(24, 24, 22, 0.86);
  color: #c6c5bf;
}

.fact-icon.is-windows svg {
  fill: currentColor;
  stroke: none;
}

.fact-icon.is-after-effects svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.25;
}

.fact-icon.is-after-effects .ae-letter {
  fill: currentColor;
  stroke: none;
}

.hero-facts > div:last-child dd {
  font-size: clamp(14px, 1.2vw, 17px);
}

/* The divider is now a genuine wipe: English lives on the left, Chinese on
   the right. Both layers share identical geometry, so text cannot jump. */
.translation-columns {
  display: block;
  min-height: 520px;
}

.translation-focus-wash {
  z-index: 3;
  width: 100%;
  background: linear-gradient(90deg, rgba(122, 76, 255, 0.025), transparent 44%, rgba(255, 137, 117, 0.035));
  border: 0;
}

.translation-wipe-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
  will-change: clip-path;
}

.translation-wipe-layer.is-original {
  clip-path: inset(0 calc(100% - var(--reveal)) 0 0);
  background: #101211;
}

.translation-wipe-layer.is-localized {
  z-index: 2;
  clip-path: inset(0 0 0 var(--reveal));
  background: #171112;
}

.translation-wipe-layer .term-column {
  position: relative;
  z-index: auto;
}

.translation-wipe-layer .term-column li {
  grid-template-columns: minmax(0, 1fr);
}

.translation-wipe-layer .term-column header {
  justify-content: flex-start;
  text-align: left;
}

.translation-wipe-layer .term-column header > span {
  order: 0;
}

.translation-wipe-layer .term-column li {
  justify-items: start;
  text-align: left;
}

.translation-wipe-layer .term-column.is-parameter header {
  justify-content: flex-end;
  text-align: right;
}

.translation-wipe-layer .term-column.is-parameter header > span {
  order: 2;
}

.translation-wipe-layer .term-column.is-parameter li {
  justify-items: end;
  text-align: right;
}

.translation-wipe-layer .term-column li strong {
  color: #f5f4ef;
  opacity: 1;
  overflow-wrap: anywhere;
}

.translation-wipe-layer.is-localized .term-column li strong {
  color: #ffd7d0;
}

.translation-wipe-layer.is-original .term-column header > span {
  border-color: rgba(122, 76, 255, 0.62);
  color: #a985ff;
}

.translation-wipe-layer.is-original .term-column.is-parameter header > span,
.translation-wipe-layer.is-localized .term-column.is-parameter header > span {
  border-color: rgba(255, 137, 117, 0.48);
  color: var(--coral);
}

.translation-balance-labels {
  z-index: 6;
}

.translation-divider {
  z-index: 7;
}

.translation-drag-hint {
  z-index: 8;
}

/* Keep all four captions on a stable grid. Only opacity/background changes
   between stages; no padding, line box or column width changes mid-motion. */
@media (min-width: 1200px) and (min-height: 760px) {
  .story-visual {
    height: clamp(390px, calc(100dvh - 520px), 600px);
  }

  .story-steps li,
  .story-ied .story-steps li,
  .story-mfx .story-steps li {
    grid-template-rows: auto minmax(2.7em, auto) minmax(3em, 1fr);
    align-content: start;
    min-width: 0;
    min-height: 156px;
    padding: 15px 18px 17px;
  }

  .story-steps h3,
  .story-ied .story-steps h3,
  .story-mfx .story-steps h3 {
    min-width: 0;
    min-height: 2.7em;
    text-wrap: balance;
    overflow-wrap: anywhere;
  }

  .story-steps p,
  .story-ied .story-steps p,
  .story-mfx .story-steps p {
    min-width: 0;
    min-height: 3em;
    overflow-wrap: anywhere;
  }
}

@media (min-width: 1200px) and (min-height: 760px) and (max-height: 880px) {
  .story-steps li,
  .story-ied .story-steps li,
  .story-mfx .story-steps li {
    grid-template-rows: auto 1fr;
    min-height: 86px;
  }

  .story-steps h3,
  .story-ied .story-steps h3,
  .story-mfx .story-steps h3 {
    min-height: 0;
  }
}

.release-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: max-content;
  min-height: 34px;
  margin-top: 8px;
  padding: 0 12px;
  border: 1px solid rgba(255, 137, 117, 0.34);
  border-radius: 999px;
  color: var(--coral);
  font-size: 10px;
  font-weight: 800;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease;
}

.release-link:hover {
  border-color: var(--coral);
  background: rgba(255, 137, 117, 0.09);
  color: #ffe0da;
}

.product-dock {
  width: min(calc(100% - 44px), 1180px);
}

.product-dock nav a.dock-friend {
  min-width: 44px;
  min-height: 44px;
  padding: 0 11px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #b9bac1;
  font-size: 9px;
}

.product-dock nav a.dock-friend:hover,
.product-dock nav a.dock-friend:focus-visible {
  border-color: rgba(255, 137, 117, 0.42);
  background: rgba(255, 137, 117, 0.08);
  color: #fff;
}

@media (max-width: 720px) {
  .product-friend-links {
    top: 82px;
    width: 100%;
    justify-content: center;
  }

  .product-friend-links > span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  .product-friend-links a {
    min-height: 36px;
  }

  .product-dock {
    grid-template-columns: minmax(0, 1fr);
    padding-left: 8px;
  }

  .product-dock .dock-current {
    display: none;
  }

  .product-dock nav {
    justify-content: flex-end;
    width: 100%;
  }

  .product-dock nav a.dock-friend {
    display: inline-flex;
  }

  .translation-columns {
    min-height: 900px;
  }

  .translation-wipe-layer {
    grid-template-columns: minmax(0, 1fr);
  }

  .translation-wipe-layer .term-column {
    padding: 48px 20px 26px;
  }

  .translation-wipe-layer .term-column + .term-column {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-friend-links a,
  .release-link,
  .translation-wipe-layer {
    transition: none;
  }
}