/* ==========================================================================
   黄果短剧 · 官网样式
   近黑 + 金黄 / 移动端优先 / 单文件 / 无外部依赖
   --------------------------------------------------------------------------
   01 设计变量        02 基础与工具      03 按钮与标签
   04 顶部导航        05 首屏            06 热播片单
   07 产品特色        08 AI漫剧          09 口碑
   10 三步开看        11 下载专区        12 FAQ
   13 页脚            14 移动端组件      15 法务页
   16 动效与无障碍    17 响应式
   ========================================================================== */

/* ---------- 01 设计变量 ---------- */
:root {
  --ink-950: #07070a;
  --ink-900: #0a0a0f;
  --ink-850: #0f0f15;
  --ink-800: #14141b;
  --ink-750: #191921;
  --ink-700: #22222c;

  --paper: #fffdf7;
  --paper-2: #f7f0e1;
  --paper-3: #efe6d3;

  --gold: #ffc02e;
  --gold-bright: #ffd45c;
  --gold-soft: #ffe8a8;
  --gold-deep: #e4a000;
  --gold-ink: #8f5300;

  --leaf: #71c047;
  --leaf-deep: #3e8520;
  --coral: #ff5c6c;

  --text: #f7f5f0;
  --text-dim: #b8b2a6;
  --text-mute: #8f8a80;
  --on-light: #17140f;
  --on-light-dim: #625b50;

  --line-dark: rgba(255, 255, 255, 0.11);
  --line-dark-soft: rgba(255, 255, 255, 0.07);
  --line-light: rgba(23, 20, 15, 0.1);
  --line-light-soft: rgba(23, 20, 15, 0.06);

  --maxw: 1200px;
  --pad: clamp(18px, 4.6vw, 34px);
  --header-h: 68px;

  --r-xs: 10px;
  --r-sm: 14px;
  --r-md: 20px;
  --r-lg: 28px;
  --r-xl: 38px;

  --shadow-sm: 0 2px 12px rgba(20, 14, 0, 0.06);
  --shadow-md: 0 20px 48px -24px rgba(20, 14, 0, 0.38);
  --shadow-lg: 0 42px 100px -38px rgba(0, 0, 0, 0.7);
  --glow-gold: 0 18px 54px -18px rgba(255, 192, 46, 0.5);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- 02 基础与工具 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 18px);
}

body {
  margin: 0;
  background: var(--ink-900);
  color: var(--text);
  font-family: "HarmonyOS Sans SC", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei UI", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI",
    Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.76;
  letter-spacing: 0.01em;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.is-locked {
  overflow: hidden;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

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

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

button {
  border: 0;
  background: none;
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure,
blockquote {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

[hidden] {
  display: none !important;
}

::selection {
  color: var(--ink-900);
  background: var(--gold);
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.section {
  position: relative;
  padding-block: clamp(64px, 8.6vw, 112px);
}

.section__head {
  display: grid;
  gap: 18px;
  max-width: 880px;
  margin-bottom: clamp(30px, 4vw, 48px);
}

.section__head--split {
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.72fr);
  align-items: end;
  max-width: none;
  gap: clamp(24px, 5vw, 70px);
}

.section__head--center {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
  justify-items: center;
}

.section__title {
  color: var(--text);
  font-size: clamp(30px, 4.6vw, 48px);
  font-weight: 850;
  line-height: 1.14;
  letter-spacing: -0.038em;
  text-wrap: balance;
}

.section__title em {
  color: var(--gold);
  font-style: normal;
}

.section__title--dark {
  color: var(--on-light);
}

.section__title--dark em {
  color: var(--gold-ink);
}

.section__lead {
  max-width: 560px;
  color: var(--text-dim);
  font-size: clamp(14.5px, 1.4vw, 16px);
  line-height: 1.85;
}

.section__lead--dark {
  color: var(--on-light-dim);
}

.section__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: clamp(26px, 4vw, 42px);
  padding-top: 18px;
  border-top: 1px solid var(--line-dark-soft);
}

.section__foot p {
  color: var(--text-mute);
  font-size: 12px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--gold-bright);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  line-height: 1.2;
  text-transform: uppercase;
}

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

.eyebrow__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(255, 192, 46, 0.13);
}

.eyebrow--dark .eyebrow__dot {
  background: var(--gold-deep);
  box-shadow: 0 0 0 4px rgba(228, 160, 0, 0.13);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-bright);
  font-size: 13.5px;
  font-weight: 700;
  transition: gap 0.25s var(--ease), color 0.2s ease;
}

.text-link:hover {
  gap: 13px;
  color: var(--gold);
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--gold);
  color: var(--ink-900);
  font-weight: 800;
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

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

/* ---------- 03 按钮与标签 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0.75em 1.35em;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn--gold {
  background: linear-gradient(180deg, var(--gold-bright), var(--gold));
  color: #1a1405;
  box-shadow: 0 12px 30px -14px rgba(255, 192, 46, 0.7);
}

.btn--gold:hover {
  background: linear-gradient(180deg, #ffde7c, var(--gold-bright));
  box-shadow: var(--glow-gold);
}

.btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  backdrop-filter: blur(10px);
}

.btn--ghost:hover {
  border-color: rgba(255, 192, 46, 0.65);
  color: var(--gold-bright);
}

.btn--sm {
  min-height: 38px;
  padding: 0.62em 1.05em;
  font-size: 12.5px;
}

.btn--lg {
  min-height: 54px;
  padding-inline: 1.55em;
  font-size: 15px;
}

.btn--block {
  width: 100%;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.3;
}

/* ---------- 04 顶部导航 ---------- */
.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 80;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: background-color 0.3s ease, border-color 0.3s ease,
    backdrop-filter 0.3s ease;
}

.site-header.is-stuck {
  background: rgba(8, 8, 11, 0.82);
  border-bottom-color: var(--line-dark-soft);
  backdrop-filter: blur(16px) saturate(130%);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand__logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 5px 16px -7px rgba(0, 0, 0, 0.7);
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.15;
}

.brand__text strong {
  color: var(--text);
  font-size: 16px;
  font-weight: 850;
  letter-spacing: 0.02em;
}

.brand__text small {
  color: var(--text-mute);
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.8vw, 36px);
}

.nav a {
  position: relative;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 650;
  transition: color 0.2s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 1.5px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s var(--ease);
}

.nav a:hover {
  color: var(--text);
}

.nav a:hover::after {
  transform: scaleX(1);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header__cta-short {
  display: none;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.nav-toggle span {
  display: block;
  width: 17px;
  height: 1.5px;
  margin: 4px auto;
  background: currentColor;
  transition: transform 0.28s var(--ease), opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(5.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-5.5px) rotate(-45deg);
}

/* 移动端抽屉 */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 100;
}

.drawer__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 4, 7, 0.72);
  opacity: 0;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(3px);
}

.drawer__panel {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  width: min(86vw, 370px);
  height: 100%;
  padding: calc(16px + env(safe-area-inset-top)) 22px calc(22px + env(safe-area-inset-bottom));
  border-left: 1px solid var(--line-dark);
  background: var(--ink-850);
  box-shadow: -24px 0 80px rgba(0, 0, 0, 0.45);
  transform: translateX(100%);
  transition: transform 0.42s var(--ease-out);
}

.drawer.is-open .drawer__backdrop {
  opacity: 1;
}

.drawer.is-open .drawer__panel {
  transform: translateX(0);
}

.drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-dark-soft);
}

.drawer__close {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  color: var(--text);
  font-size: 24px;
  line-height: 1;
}

.drawer__nav {
  display: flex;
  flex-direction: column;
  margin-top: 14px;
}

.drawer__nav a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-dark-soft);
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
}

.drawer__nav a span {
  color: var(--gold);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.drawer__foot {
  margin-top: auto;
  padding-top: 24px;
}

.drawer__foot p {
  margin-top: 10px;
  color: var(--text-mute);
  font-size: 11.5px;
  text-align: center;
}

.drawer__legal {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 18px;
}

.drawer__legal a {
  color: var(--text-dim);
  font-size: 11.5px;
}

/* ---------- 05 首屏 ---------- */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(52px, 8vw, 96px));
  padding-bottom: 0;
  overflow: hidden;
  background: var(--ink-900);
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__orb {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(6px);
}

.hero__orb--one {
  top: -18vw;
  right: -8vw;
  width: min(54vw, 760px);
  aspect-ratio: 1;
  background: radial-gradient(circle at 42% 42%, rgba(255, 192, 46, 0.24), rgba(255, 192, 46, 0.05) 45%, transparent 68%);
}

.hero__orb--two {
  bottom: 4vw;
  left: -14vw;
  width: min(40vw, 560px);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(113, 192, 71, 0.1), transparent 66%);
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.65), transparent 78%);
}

.hero__grain {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image: radial-gradient(rgba(255, 255, 255, 0.16) 0.55px, transparent 0.55px);
  background-size: 4px 4px;
  mask-image: radial-gradient(circle at 60% 30%, black, transparent 72%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(440px, 0.98fr);
  align-items: center;
  gap: clamp(24px, 4vw, 50px);
  min-height: min(720px, 82vh);
  padding-bottom: clamp(52px, 7vw, 84px);
}

.hero__copy {
  max-width: 620px;
}

.hero__title {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-top: 22px;
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.055em;
}

.hero__brand {
  color: var(--gold-bright);
  font-size: clamp(12px, 1.3vw, 14px);
  font-weight: 850;
  letter-spacing: 0.23em;
  line-height: 1.2;
}

.hero__line {
  color: var(--text);
  font-size: clamp(43px, 6.35vw, 82px);
}

.hero__line em {
  color: var(--gold);
  font-style: normal;
  text-shadow: 0 10px 44px rgba(255, 192, 46, 0.16);
}

.hero__lead {
  max-width: 540px;
  margin-top: 24px;
  color: var(--text-dim);
  font-size: clamp(14.5px, 1.42vw, 16.5px);
  line-height: 1.85;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero__meta {
  margin-top: 14px;
  color: var(--text-mute);
  font-size: 11.5px;
  letter-spacing: 0.02em;
}

.hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}

.hero__tags li {
  padding: 6px 12px;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 650;
}

.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 620px;
  isolation: isolate;
}

.hero__visual::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 76%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 192, 46, 0.18), transparent 66%);
  filter: blur(8px);
}

.hero__visual::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 52%;
  aspect-ratio: 1;
  border: 1px solid rgba(255, 192, 46, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 0 22px rgba(255, 192, 46, 0.025),
    0 0 0 60px rgba(255, 192, 46, 0.018);
}

.phone {
  position: absolute;
  filter: drop-shadow(0 38px 50px rgba(0, 0, 0, 0.48));
}

.phone--front {
  z-index: 2;
  width: clamp(232px, 22vw, 292px);
  transform: translateX(30px) rotate(2.5deg);
}

.phone--back {
  z-index: 1;
  width: clamp(174px, 16.5vw, 222px);
  transform: translate(-170px, 30px) rotate(-9deg);
  opacity: 0.9;
}

.phone__frame {
  position: relative;
  aspect-ratio: 9 / 19;
  padding: 7px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 43px;
  background: linear-gradient(150deg, #2c2c35, #08080b 40%, #17171e);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.phone--back .phone__frame {
  border-radius: 36px;
  padding: 5px;
  overflow: hidden;
}

.phone--back img {
  width: 100%;
  height: 100%;
  border-radius: 31px;
  object-fit: cover;
  filter: saturate(0.92) brightness(0.82);
}

.phone__shine {
  position: absolute;
  inset: 5px;
  border-radius: 31px;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.12), transparent 38%);
}

.phone__notch {
  position: absolute;
  top: 11px;
  left: 50%;
  z-index: 4;
  width: 34%;
  height: 17px;
  border-radius: 999px;
  background: #050507;
  transform: translateX(-50%);
}

.phone__notch::after {
  content: "";
  position: absolute;
  top: 5px;
  right: 12%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #1c2638;
}

.phone__screen {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 37px;
  background: var(--ink-800);
}

.phone__cover {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 38%;
}

.phone__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(6, 6, 9, 0.5) 0%, transparent 23%, transparent 43%, rgba(6, 6, 9, 0.35) 64%, rgba(6, 6, 9, 0.92) 100%),
    linear-gradient(to top, rgba(6, 6, 9, 0.7), transparent 48%);
}

.phone__status {
  position: absolute;
  top: 16px;
  right: 18px;
  left: 18px;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.9);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.phone__status-right {
  display: flex;
  align-items: center;
  gap: 2.5px;
}

.phone__status-right i {
  width: 2.5px;
  border-radius: 1px;
  background: currentColor;
}

.phone__status-right i:nth-child(1) {
  height: 3px;
}

.phone__status-right i:nth-child(2) {
  height: 5px;
}

.phone__status-right i:nth-child(3) {
  height: 7px;
}

.phone__appbar {
  position: absolute;
  top: 34px;
  right: 13px;
  left: 13px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #fff;
  font-size: 9.5px;
  font-weight: 800;
}

.phone__appbar img {
  border-radius: 6px;
}

.phone__search {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  font-size: 13px;
  line-height: 1;
}

.phone__content {
  position: absolute;
  right: 14px;
  bottom: 152px;
  left: 14px;
  z-index: 2;
}

.phone__tag {
  display: inline-flex;
  padding: 4px 7px;
  border: 1px solid rgba(255, 192, 46, 0.38);
  border-radius: 999px;
  background: rgba(8, 8, 11, 0.4);
  color: var(--gold-soft);
  font-size: 7.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  backdrop-filter: blur(6px);
}

.phone__name {
  margin-top: 6px;
  color: #fff;
  font-size: clamp(22px, 2.5vw, 31px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.phone__content > p:last-child {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 8.5px;
}

.phone__play {
  position: absolute;
  right: 14px;
  bottom: 116px;
  left: 14px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 8px;
}

.phone__play-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gold);
  color: #1a1405;
  box-shadow: 0 6px 18px -5px rgba(255, 192, 46, 0.8);
}

.phone__episodes {
  position: absolute;
  right: 13px;
  bottom: 72px;
  left: 13px;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
}

.phone__episodes span {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 25px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 7.5px;
  font-weight: 700;
  background: rgba(10, 10, 15, 0.28);
  backdrop-filter: blur(4px);
}

.phone__episodes span.is-active {
  border-color: var(--gold);
  background: var(--gold);
  color: #1a1405;
}

.phone__progress {
  position: absolute;
  right: 13px;
  bottom: 36px;
  left: 13px;
  z-index: 2;
  height: 2px;
  overflow: hidden;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.22);
}

.phone__progress span {
  display: block;
  width: 42%;
  height: 100%;
  background: var(--gold);
}

.float-card {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 13px;
  background: rgba(16, 16, 22, 0.82);
  box-shadow: 0 20px 42px -22px rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(14px);
}

.float-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 31px;
  height: 31px;
  flex: 0 0 auto;
  border-radius: 9px;
  background: rgba(255, 192, 46, 0.14);
  color: var(--gold);
}

.float-card__icon--green {
  background: rgba(113, 192, 71, 0.14);
  color: var(--leaf);
}

.float-card span:last-child {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.3;
}

.float-card strong {
  color: var(--text);
  font-size: 10.5px;
  font-weight: 800;
}

.float-card small {
  color: var(--text-mute);
  font-size: 8.5px;
}

.float-card--update {
  top: 76px;
  left: 2%;
  animation: float 7s ease-in-out infinite;
}

.float-card--play {
  right: 1%;
  bottom: 98px;
  animation: float 8s ease-in-out 0.8s infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.hero__ticker {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 17px;
  border-top: 1px solid var(--line-dark-soft);
  color: var(--text-mute);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.hero__ticker i {
  width: 4px;
  height: 4px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.65;
}

/* ---------- 06 热播片单 ---------- */
.hot {
  background: var(--ink-900);
}

.hot::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 192, 46, 0.35), transparent);
}

.filter-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(24px, 3vw, 34px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-dark-soft);
}

.filter {
  min-height: 36px;
  padding: 0.58em 1.05em;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 700;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.filter:hover {
  border-color: rgba(255, 192, 46, 0.48);
  color: var(--gold-bright);
}

.filter.is-active {
  border-color: var(--gold);
  background: var(--gold);
  color: #1a1405;
}

.filter__hint {
  margin-left: auto;
  color: var(--text-mute);
  font-size: 10.5px;
}

.drama-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 24px);
}

.drama-card {
  min-width: 0;
  transition: transform 0.35s var(--ease), opacity 0.25s ease;
}

.drama-card.is-hidden {
  display: none;
}

.drama-card__poster {
  position: relative;
  display: block;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: 1px solid var(--line-dark-soft);
  border-radius: 17px;
  background: var(--ink-800);
  box-shadow: 0 18px 38px -26px rgba(0, 0, 0, 0.85);
}

.drama-card__poster::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 6, 9, 0.58), transparent 38%);
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.drama-card__poster::before {
  content: "黄果短剧";
  position: absolute;
  right: 8px;
  bottom: 8px;
  z-index: 2;
  padding: 3px 6px;
  border: 1px solid rgba(255, 192, 46, 0.3);
  border-radius: 999px;
  background: rgba(8, 8, 11, 0.72);
  color: var(--gold-soft);
  font-size: 7.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.3;
  backdrop-filter: blur(5px);
}

.drama-card__poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s var(--ease), filter 0.4s ease;
}

.drama-card:hover {
  transform: translateY(-5px);
}

.drama-card:hover .drama-card__poster img {
  transform: scale(1.035);
  filter: saturate(1.05) brightness(0.9);
}

.drama-card__badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--gold);
  color: #1a1405;
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.03em;
  line-height: 1.3;
}

.drama-card__badge--green {
  background: var(--leaf);
  color: #0d1c06;
}

.drama-card__badge--line {
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(10, 10, 15, 0.58);
  color: #fff;
  backdrop-filter: blur(6px);
}

.drama-card__play {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink-900);
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.82);
  transition: opacity 0.25s ease, transform 0.3s var(--ease);
}

.drama-card:hover .drama-card__play {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.drama-card__body {
  padding: 11px 2px 0;
}

.drama-card__body h3 {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text);
  font-size: 14.5px;
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -0.01em;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.drama-card__body p {
  margin-top: 4px;
  color: var(--text-mute);
  font-size: 10.5px;
  line-height: 1.45;
}

/* ---------- 07 产品特色 ---------- */
.why {
  background: var(--paper);
  color: var(--on-light);
}

.why__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.92fr);
  align-items: center;
  gap: clamp(36px, 6vw, 82px);
}

.why__copy .section__lead {
  margin-top: 20px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 32px;
}

.feature {
  display: flex;
  gap: 15px;
  padding: 19px 0;
  border-top: 1px solid var(--line-light);
}

.feature:last-child {
  border-bottom: 1px solid var(--line-light);
}

.feature__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 13px;
  background: rgba(228, 160, 0, 0.1);
  color: var(--gold-ink);
}

.feature h3 {
  color: var(--on-light);
  font-size: 16px;
  font-weight: 850;
  line-height: 1.4;
}

.feature p {
  margin-top: 4px;
  color: var(--on-light-dim);
  font-size: 13.5px;
  line-height: 1.72;
}

.why__visual {
  position: relative;
  min-height: 590px;
}

.why__visual::before {
  content: "";
  position: absolute;
  top: 8%;
  left: 6%;
  width: 74%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 192, 46, 0.3), transparent 67%);
  filter: blur(10px);
}

.app-card {
  position: absolute;
  overflow: hidden;
  border: 1px solid rgba(23, 20, 15, 0.09);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 38px 70px -36px rgba(52, 37, 5, 0.45);
}

.app-card--front {
  right: 4%;
  bottom: 0;
  z-index: 2;
  width: min(66%, 324px);
  transform: rotate(2.5deg);
}

.app-card--back {
  top: 0;
  left: 0;
  z-index: 1;
  width: min(52%, 254px);
  transform: rotate(-7deg);
}

.app-card__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  border-bottom: 1px solid rgba(23, 20, 15, 0.07);
  color: #3a342a;
  font-size: 9px;
  font-weight: 750;
}

.app-card__bar span:last-child {
  color: #8b8477;
  letter-spacing: 0.16em;
}

.app-card img {
  width: 100%;
  aspect-ratio: 3 / 3.4;
  object-fit: cover;
  object-position: 50% 34%;
}

.app-card__slate {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 28px 13px 12px;
  background: linear-gradient(to top, rgba(7, 7, 10, 0.94), transparent);
  color: #fff;
}

.app-card__slate span {
  display: inline-flex;
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--gold);
  color: #1a1405;
  font-size: 7.5px;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.app-card__slate strong {
  display: block;
  margin-top: 5px;
  font-size: 18px;
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.app-card__slate small {
  display: block;
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 8.5px;
}

.app-card__progress {
  height: 3px;
  background: rgba(23, 20, 15, 0.08);
}

.app-card__progress span {
  display: block;
  width: 58%;
  height: 100%;
  background: var(--gold);
}

.why__stamp {
  position: absolute;
  right: 0;
  bottom: 9%;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--ink-900);
  color: var(--gold);
  box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.55);
  transform: rotate(8deg);
}

.why__stamp::before {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px dashed rgba(255, 192, 46, 0.42);
  border-radius: 50%;
}

.why__stamp strong {
  font-size: 21px;
  font-weight: 900;
  line-height: 1.2;
}

.why__stamp span {
  font-size: 8.5px;
  letter-spacing: 0.12em;
}

/* ---------- 08 AI漫剧 ---------- */
.ai {
  background: var(--ink-950);
  overflow: hidden;
}

.ai__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ai__glow {
  position: absolute;
  top: 6%;
  right: -10%;
  width: min(60vw, 760px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 192, 46, 0.19), rgba(255, 192, 46, 0.04) 42%, transparent 66%);
  filter: blur(4px);
}

.ai__ring {
  position: absolute;
  right: 6%;
  bottom: -20%;
  width: 40vw;
  aspect-ratio: 1;
  border: 1px solid rgba(255, 192, 46, 0.13);
  border-radius: 50%;
  box-shadow: 0 0 0 40px rgba(255, 192, 46, 0.012),
    0 0 0 100px rgba(255, 192, 46, 0.008);
}

.ai__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(390px, 0.9fr);
  align-items: center;
  gap: clamp(36px, 6vw, 86px);
}

.ai__copy .section__lead {
  margin-top: 22px;
}

.ai-word {
  color: inherit;
  font-size: 1em;
  letter-spacing: -0.038em;
  text-transform: uppercase;
}

.ai-points {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 32px;
}

.ai-points li {
  display: flex;
  gap: 15px;
  padding: 16px 0;
  border-top: 1px solid var(--line-dark);
}

.ai-points li:last-child {
  border-bottom: 1px solid var(--line-dark);
}

.ai-points > li > span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 192, 46, 0.4);
  border-radius: 50%;
  color: var(--gold);
  font-size: 11px;
  font-weight: 800;
}

.ai-points strong {
  display: block;
  color: var(--text);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
}

.ai-points p {
  margin-top: 3px;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.68;
}

.ai__copy .btn {
  margin-top: 30px;
}

.ai__visual {
  position: relative;
  min-height: 610px;
}

.ai-poster {
  position: absolute;
  top: 3%;
  left: 7%;
  width: min(82%, 418px);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 24px;
  background: var(--ink-800);
  box-shadow: var(--shadow-lg);
  transform: rotate(2.5deg);
}

.ai-poster img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  filter: saturate(1.04);
}

.ai-poster::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 6, 9, 0.94), transparent 52%);
}

.ai-poster__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--gold);
  color: #1a1405;
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.06em;
}

.ai-poster__copy {
  position: absolute;
  right: 20px;
  bottom: 20px;
  left: 20px;
  z-index: 2;
  color: #fff;
}

.ai-poster__copy span {
  display: block;
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.ai-poster__copy small {
  display: block;
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 11px;
}

.ai-chip {
  position: absolute;
  z-index: 3;
  padding: 8px 13px;
  border: 1px solid rgba(255, 192, 46, 0.32);
  border-radius: 999px;
  background: rgba(14, 14, 20, 0.82);
  color: var(--gold-soft);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 0 16px 34px -20px rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
}

.ai-chip--one {
  top: 12%;
  right: 0;
  animation: float 7.5s ease-in-out infinite;
}

.ai-chip--two {
  top: 36%;
  left: 0;
  animation: float 8s ease-in-out 0.5s infinite;
}

.ai-chip--three {
  right: 2%;
  bottom: 19%;
  animation: float 7s ease-in-out 1s infinite;
}

.ai__note {
  position: absolute;
  bottom: 1%;
  left: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  border: 1px solid var(--line-dark);
  border-radius: 14px;
  background: rgba(16, 16, 22, 0.88);
  backdrop-filter: blur(12px);
}

.ai__note-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--leaf);
  box-shadow: 0 0 0 4px rgba(113, 192, 71, 0.12);
}

.ai__note p {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.ai__note strong {
  color: var(--text);
  font-size: 11px;
  font-weight: 750;
}

.ai__note small {
  color: var(--text-mute);
  font-size: 9px;
}

/* ---------- 09 口碑 ---------- */
.reviews {
  background: var(--paper-2);
  color: var(--on-light);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 26px);
}

.review {
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.8vw, 30px);
  border: 1px solid var(--line-light);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-sm);
}

.review__stars {
  color: var(--gold-deep);
  font-size: 13px;
  letter-spacing: 0.16em;
  line-height: 1;
}

.review blockquote {
  flex: 1;
  margin-top: 16px;
  color: var(--on-light);
  font-size: clamp(14.5px, 1.4vw, 16px);
  font-weight: 550;
  line-height: 1.8;
  letter-spacing: -0.01em;
}

.review figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--line-light-soft);
}

.review__avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--ink-900);
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
}

.review__avatar--green {
  background: var(--leaf);
  color: #102508;
}

.review figcaption > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.review figcaption strong {
  color: var(--on-light);
  font-size: 12.5px;
  font-weight: 800;
}

.review figcaption small {
  color: var(--on-light-dim);
  font-size: 10px;
}

.review-note {
  margin-top: 20px;
  color: rgba(98, 91, 80, 0.78);
  font-size: 10.5px;
  text-align: center;
}

/* ---------- 10 三步开看 ---------- */
.steps {
  background: var(--ink-900);
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 22px);
}

.step {
  position: relative;
  padding: clamp(24px, 3vw, 34px);
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012));
  transition: border-color 0.3s ease, transform 0.3s var(--ease);
}

.step:hover {
  border-color: rgba(255, 192, 46, 0.35);
  transform: translateY(-4px);
}

.step__num {
  position: absolute;
  top: 16px;
  right: 20px;
  color: rgba(255, 255, 255, 0.08);
  font-size: 56px;
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1;
}

.step__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 192, 46, 0.25);
  border-radius: 14px;
  background: rgba(255, 192, 46, 0.09);
  color: var(--gold);
}

.step h3 {
  margin-top: 22px;
  color: var(--text);
  font-size: 19px;
  font-weight: 850;
  letter-spacing: -0.02em;
}

.step p {
  margin-top: 7px;
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.72;
}

/* ---------- 11 下载专区 ---------- */
.download {
  overflow: hidden;
  background: linear-gradient(125deg, #ffd65e 0%, var(--gold) 48%, #f6ad00 100%);
  color: var(--on-light);
}

.download__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.download__orb {
  position: absolute;
  top: -34%;
  right: -8%;
  width: min(60vw, 760px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.62), transparent 63%);
  filter: blur(8px);
}

.download__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(23, 20, 15, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 20, 15, 0.055) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, black, transparent 72%);
}

.download__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.62fr);
  align-items: center;
  gap: clamp(36px, 6vw, 86px);
}

.download .eyebrow--dark {
  color: #6b3e00;
}

.download .eyebrow__dot {
  background: #1a1405;
  box-shadow: 0 0 0 4px rgba(26, 20, 5, 0.12);
}

.download .section__title--dark {
  color: #151004;
}

.download .section__title--dark em {
  color: #5b3400;
}

.download .section__lead--dark {
  color: rgba(23, 20, 15, 0.72);
  margin-top: 18px;
}

.store-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 30px;
}

.store {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  padding: 14px 16px;
  border: 1px solid rgba(23, 20, 15, 0.15);
  border-radius: 15px;
  background: rgba(255, 253, 247, 0.88);
  color: #1a1405;
  box-shadow: 0 14px 28px -20px rgba(80, 46, 0, 0.4);
  transition: transform 0.25s var(--ease), background-color 0.2s ease,
    box-shadow 0.25s ease;
}

.store:hover {
  transform: translateY(-3px);
  background: #fff;
  box-shadow: 0 22px 34px -22px rgba(80, 46, 0, 0.5);
}

.store--dark {
  border-color: #1a1405;
  background: #151004;
  color: var(--paper);
}

.store--dark:hover {
  background: #201706;
}

.store__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border-radius: 11px;
  background: rgba(255, 192, 46, 0.18);
  color: #6b3e00;
}

.store--dark .store__icon {
  background: rgba(255, 192, 46, 0.14);
  color: var(--gold);
}

.store > span:nth-child(2) {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.3;
}

.store small {
  color: rgba(23, 20, 15, 0.62);
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: 0.06em;
}

.store--dark small {
  color: rgba(255, 253, 247, 0.56);
}

.store strong {
  margin-top: 1px;
  font-size: 14px;
  font-weight: 850;
  white-space: nowrap;
}

.store__arrow {
  margin-left: auto;
  font-size: 16px;
  opacity: 0.62;
}

.download__meta {
  margin-top: 14px;
  color: rgba(23, 20, 15, 0.56);
  font-size: 10.5px;
}

.qr-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 22px 22px 18px;
  border: 1px solid rgba(23, 20, 15, 0.14);
  border-radius: 24px;
  background: rgba(255, 253, 247, 0.94);
  box-shadow: 0 30px 70px -32px rgba(86, 50, 0, 0.5);
  text-align: center;
  transform: rotate(1.5deg);
}

.qr-card__frame {
  width: min(100%, 214px);
  padding: 10px;
  border: 1px solid rgba(23, 20, 15, 0.1);
  border-radius: 14px;
  background: #fff;
}

.qr-card__frame img {
  width: 100%;
  height: auto;
  border-radius: 5px;
}

.qr-card__title {
  margin-top: 14px;
  color: #1a1405;
  font-size: 16px;
  font-weight: 850;
  letter-spacing: -0.01em;
}

.qr-card__note {
  max-width: 220px;
  margin-top: 4px;
  color: rgba(23, 20, 15, 0.58);
  font-size: 10.5px;
  line-height: 1.55;
}

.qr-card__badge {
  margin-top: 10px;
  padding: 4px 9px;
  border-radius: 999px;
  background: #1a1405;
  color: var(--gold);
  font-size: 8.5px;
  font-weight: 750;
  letter-spacing: 0.08em;
}

/* ---------- 12 FAQ ---------- */
.faq {
  background: var(--paper);
  color: var(--on-light);
}

.faq .section__title {
  color: var(--on-light);
  font-size: clamp(28px, 3.4vw, 40px);
}

.faq .section__title em {
  color: var(--gold-ink);
}

.faq .section__lead {
  color: var(--on-light-dim);
}

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

.faq .eyebrow__dot {
  background: var(--gold-deep);
  box-shadow: 0 0 0 4px rgba(228, 160, 0, 0.13);
}

.faq__inner {
  display: grid;
  grid-template-columns: minmax(360px, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(34px, 6vw, 86px);
}

.faq__head {
  align-self: start;
  position: sticky;
  top: calc(var(--header-h) + 28px);
}

.faq__head .section__title {
  margin-top: 16px;
}

.faq__head .section__lead {
  margin-top: 18px;
}

.faq__head .text-link {
  margin-top: 22px;
  color: var(--gold-ink);
}

.faq__list {
  border-top: 1px solid var(--line-light);
}

.qa {
  border-bottom: 1px solid var(--line-light);
}

.qa summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 0;
  color: var(--on-light);
  font-size: clamp(14.5px, 1.5vw, 16px);
  font-weight: 750;
  line-height: 1.45;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s ease;
}

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

.qa summary:hover {
  color: var(--gold-ink);
}

.qa__icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: rgba(23, 20, 15, 0.055);
}

.qa__icon::before,
.qa__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 7px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--on-light-dim);
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease;
}

.qa__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.qa[open] .qa__icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.qa[open] .qa__icon {
  background: var(--gold);
}

.qa[open] .qa__icon::before,
.qa[open] .qa__icon::after {
  background: #1a1405;
}

.qa__body {
  padding: 0 0 20px;
}

.qa__body p {
  max-width: 660px;
  color: var(--on-light-dim);
  font-size: 13.5px;
  line-height: 1.78;
}

/* ---------- 13 页脚 ---------- */
.site-footer {
  padding-block: clamp(42px, 6vw, 70px) 26px;
  border-top: 1px solid var(--line-dark-soft);
  background: var(--ink-950);
  color: var(--text);
}

.footer__top {
  display: grid;
  grid-template-columns: minmax(260px, 1.4fr) repeat(3, minmax(110px, 0.5fr));
  gap: clamp(24px, 4vw, 58px);
  padding-bottom: clamp(32px, 4vw, 46px);
}

.footer__brand p {
  max-width: 340px;
  margin-top: 16px;
  color: var(--text-dim);
  font-size: 12.5px;
  line-height: 1.72;
}

.footer__brand .footer__note {
  margin-top: 10px;
  color: var(--text-mute);
  font-size: 10.5px;
}

.footer__title {
  margin-bottom: 14px;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer__col a {
  color: var(--text-dim);
  font-size: 11.5px;
  transition: color 0.2s ease;
}

.footer__col a:hover {
  color: var(--gold-bright);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 20px;
  border-top: 1px solid var(--line-dark-soft);
  color: var(--text-mute);
  font-size: 10.5px;
}

.footer__bottom a:hover {
  color: var(--gold-bright);
}

/* ---------- 14 移动端组件 ---------- */
.mobile-cta {
  position: fixed;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom));
  left: 12px;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 10px 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 17px;
  background: rgba(12, 12, 17, 0.9);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
  visibility: hidden;
  transform: translateY(140%);
  transition: transform 0.42s var(--ease-out), visibility 0.42s;
}

.mobile-cta.is-visible {
  visibility: visible;
  transform: translateY(0);
}

.mobile-cta__brand {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}

.mobile-cta__brand img {
  border-radius: 9px;
}

.mobile-cta__brand span {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.3;
}

.mobile-cta__brand strong {
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
}

.mobile-cta__brand small {
  overflow: hidden;
  color: var(--text-mute);
  font-size: 9px;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.to-top {
  position: fixed;
  right: 18px;
  bottom: 96px;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  background: rgba(12, 12, 17, 0.76);
  color: var(--text);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.3s var(--ease);
  backdrop-filter: blur(12px);
}

.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.to-top:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* 下载兜底弹框 */
.modal {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 3, 5, 0.7);
  backdrop-filter: blur(5px);
}

.modal__card {
  position: relative;
  width: min(100%, 430px);
  padding: 30px 26px 26px;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-md);
  background: var(--ink-850);
  box-shadow: var(--shadow-lg);
  text-align: left;
}

.modal__close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: var(--text-dim);
  font-size: 21px;
  line-height: 1;
}

.modal__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: rgba(255, 192, 46, 0.12);
  color: var(--gold);
}

.modal__title {
  margin-top: 16px;
  color: var(--text);
  font-size: 21px;
  font-weight: 850;
  letter-spacing: -0.02em;
}

.modal__card > p:not(.modal__title):not(.modal__url) {
  margin-top: 7px;
  color: var(--text-dim);
  font-size: 12.5px;
  line-height: 1.7;
}

.modal__url {
  margin-top: 16px;
  padding: 11px 12px;
  overflow-wrap: anywhere;
  border: 1px solid var(--line-dark);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--gold-soft);
  font-size: 11px;
  line-height: 1.55;
}

.modal__actions {
  display: flex;
  gap: 9px;
  margin-top: 18px;
}

.modal__actions .btn {
  flex: 1;
}

/* ---------- 15 法务页 ---------- */
.legal-page {
  background: var(--paper);
  color: var(--on-light);
}

.legal-hero {
  padding-top: calc(var(--header-h) + clamp(44px, 7vw, 76px));
  padding-bottom: clamp(40px, 6vw, 64px);
  background: var(--ink-900);
  color: var(--text);
}

.legal-hero .eyebrow {
  margin-bottom: 16px;
}

.legal-hero h1 {
  color: var(--text);
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.legal-hero > .container > p:not(.eyebrow) {
  max-width: 720px;
  margin-top: 14px;
  color: var(--text-dim);
  font-size: 14.5px;
  line-height: 1.8;
}

.legal-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 22px;
  color: var(--text-mute);
  font-size: 10.5px;
}

.legal-wrap {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  align-items: start;
  gap: clamp(28px, 5vw, 66px);
  padding-block: clamp(34px, 5vw, 62px) clamp(56px, 8vw, 90px);
}

.legal-toc {
  position: sticky;
  top: calc(var(--header-h) + 22px);
  padding: 17px;
  border: 1px solid var(--line-light);
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.62);
}

.legal-toc > p {
  margin-bottom: 10px;
  color: var(--on-light);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.legal-toc ol {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.legal-toc a {
  display: block;
  color: var(--on-light-dim);
  font-size: 10.5px;
  line-height: 1.5;
}

.legal-toc a:hover {
  color: var(--gold-ink);
}

.legal-body {
  min-width: 0;
  max-width: 790px;
}

.legal-note {
  margin-bottom: 28px;
  padding: 14px 16px;
  border: 1px solid rgba(228, 160, 0, 0.35);
  border-radius: 10px;
  background: rgba(255, 192, 46, 0.12);
  color: #4f3500;
  font-size: 12px;
  line-height: 1.75;
}

.legal-note strong {
  color: #332200;
}

.legal-body h2 {
  margin: 34px 0 10px;
  padding-top: 6px;
  color: var(--on-light);
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 850;
  letter-spacing: -0.02em;
  line-height: 1.4;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.legal-body h3 {
  margin: 22px 0 7px;
  color: var(--on-light);
  font-size: 15.5px;
  font-weight: 800;
}

.legal-body p {
  margin: 10px 0;
  color: var(--on-light-dim);
  font-size: 13.5px;
  line-height: 1.8;
}

.legal-body ul,
.legal-body ol {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin: 12px 0;
  padding-left: 1.15em;
  list-style: disc;
  color: var(--on-light-dim);
  font-size: 13.5px;
  line-height: 1.78;
}

.legal-body ol {
  list-style: decimal;
}

.legal-body strong {
  color: var(--on-light);
}

.legal-body code {
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(23, 20, 15, 0.06);
  font-size: 0.92em;
}

.legal-body a {
  color: var(--gold-ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-body a[data-mail] {
  text-decoration: none;
}

.legal-body .legal-note {
  color: #4f3500;
  font-size: 12px;
}

.legal-body .legal-note strong {
  color: #332200;
}

.legal-footnote {
  margin-top: 34px;
  padding-top: 16px;
  border-top: 1px solid var(--line-light);
  color: var(--on-light-dim);
  font-size: 11.5px;
}

/* FAQ 页 */
.faq-page-hero {
  padding-top: calc(var(--header-h) + clamp(44px, 7vw, 76px));
  padding-bottom: clamp(36px, 5vw, 54px);
  background: var(--ink-900);
  color: var(--text);
}

.faq-page-hero h1 {
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.faq-page-hero p:not(.eyebrow) {
  max-width: 620px;
  margin-top: 14px;
  color: var(--text-dim);
  font-size: 14.5px;
}

.faq-page {
  padding-block: clamp(38px, 5vw, 64px) clamp(60px, 8vw, 96px);
  background: var(--paper);
  color: var(--on-light);
}

.faq-group + .faq-group {
  margin-top: 38px;
}

.faq-group h2 {
  margin-bottom: 12px;
  color: var(--on-light);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 850;
  letter-spacing: -0.02em;
}

.faq-group .qa summary {
  font-size: 15px;
}

.faq-contact {
  margin-top: 44px;
  padding: 24px;
  border: 1px solid var(--line-light);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.58);
}

.faq-contact h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

.faq-contact p {
  color: var(--on-light-dim);
  font-size: 13.5px;
}

.faq-contact a {
  color: var(--gold-ink);
  font-weight: 700;
}

/* ---------- 16 动效与无障碍 ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.js .reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

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

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

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 17 响应式 ---------- */
@media (max-width: 1100px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(390px, 0.85fr);
  }

  .hero__visual {
    min-height: 570px;
  }

  .float-card--update {
    left: 0;
  }

  .float-card--play {
    right: 0;
  }

  .why__grid,
  .ai__grid {
    gap: 42px;
  }

  .why__visual,
  .ai__visual {
    min-height: 550px;
  }
}

@media (max-width: 899px) {
  :root {
    --header-h: 62px;
  }

  .nav {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .header__cta-full {
    display: none;
  }

  .header__cta-short {
    display: inline;
  }

  .brand__logo {
    width: 38px;
    height: 38px;
  }

  .brand__text strong {
    font-size: 15px;
  }

  .hero {
    padding-top: calc(var(--header-h) + 48px);
  }

  .hero__inner {
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 30px;
    padding-bottom: 54px;
  }

  .hero__copy {
    max-width: 680px;
  }

  .hero__visual {
    width: min(100%, 560px);
    min-height: 540px;
    margin-inline: auto;
  }

  .phone--front {
    width: clamp(224px, 40vw, 280px);
    transform: translateX(34px) rotate(2deg);
  }

  .phone--back {
    width: clamp(166px, 28vw, 208px);
    transform: translate(-132px, 34px) rotate(-8deg);
  }

  .float-card--update {
    top: 36px;
    left: 2%;
  }

  .float-card--play {
    right: 1%;
    bottom: 46px;
  }

  .hero__ticker {
    overflow-x: auto;
    justify-content: flex-start;
    gap: 13px;
    padding-bottom: calc(18px + env(safe-area-inset-bottom));
  }

  .hero__ticker span {
    flex: 0 0 auto;
  }

  .section__head--split {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .why__grid,
  .ai__grid,
  .faq__inner,
  .download__inner {
    grid-template-columns: 1fr;
  }

  .why__visual {
    width: min(100%, 560px);
    min-height: 560px;
    margin-inline: auto;
    order: 2;
  }

  .ai__visual {
    width: min(100%, 520px);
    min-height: 560px;
    margin-inline: auto;
    order: 2;
  }

  .ai__copy {
    order: 1;
  }

  .review-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin-inline: auto;
  }

  .step-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
  }

  .step__num {
    font-size: 64px;
  }

  .download__inner {
    gap: 38px;
  }

  .qr-card {
    width: min(100%, 340px);
    margin-inline: auto;
    transform: none;
  }

  .faq__head {
    position: static;
  }

  .footer__top {
    grid-template-columns: 1.2fr 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .legal-wrap {
    grid-template-columns: 1fr;
  }

  .legal-toc {
    position: static;
  }

  .legal-toc ol {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 14px;
  }

  .to-top {
    bottom: 92px;
  }
}

@media (max-width: 639px) {
  body {
    font-size: 14.5px;
  }

  .container {
    padding-inline: 18px;
  }

  .section {
    padding-block: 56px;
  }

  .section__title {
    font-size: clamp(27px, 8vw, 36px);
  }

  .hero {
    padding-top: calc(var(--header-h) + 36px);
  }

  .hero__title {
    margin-top: 18px;
  }

  .hero__line {
    font-size: clamp(40px, 12.2vw, 54px);
  }

  .hero__lead {
    margin-top: 18px;
    font-size: 14px;
    line-height: 1.8;
  }

  .hero__actions {
    margin-top: 24px;
  }

  .hero__actions .btn {
    flex: 1 1 auto;
    min-width: 0;
    padding-inline: 1em;
    font-size: 13px;
  }

  .hero__tags {
    margin-top: 22px;
  }

  .hero__visual {
    min-height: 465px;
    margin-top: 2px;
  }

  .phone--front {
    width: min(56vw, 232px);
    transform: translateX(22px) rotate(2deg);
  }

  .phone--back {
    width: min(40vw, 160px);
    transform: translate(-86px, 26px) rotate(-8deg);
  }

  .phone__frame {
    border-radius: 34px;
    padding: 5px;
  }

  .phone__screen {
    border-radius: 30px;
  }

  .phone__notch {
    top: 8px;
    height: 13px;
  }

  .phone__status {
    top: 11px;
    right: 13px;
    left: 13px;
    font-size: 6.5px;
  }

  .phone__appbar {
    top: 26px;
    right: 10px;
    left: 10px;
    font-size: 8px;
  }

  .phone__appbar img {
    width: 17px;
    height: 17px;
  }

  .phone__search {
    width: 18px;
    height: 18px;
    font-size: 11px;
  }

  .phone__content {
    right: 11px;
    bottom: 122px;
    left: 11px;
  }

  .phone__name {
    font-size: 20px;
  }

  .phone__tag {
    font-size: 6.5px;
  }

  .phone__play {
    right: 11px;
    bottom: 91px;
    left: 11px;
    gap: 6px;
    font-size: 6.5px;
  }

  .phone__play-btn {
    width: 26px;
    height: 26px;
  }

  .phone__play-btn svg {
    width: 16px;
    height: 16px;
  }

  .phone__episodes {
    right: 10px;
    bottom: 55px;
    left: 10px;
    gap: 3px;
  }

  .phone__episodes span {
    height: 20px;
    font-size: 6.5px;
  }

  .phone__progress {
    right: 10px;
    bottom: 26px;
    left: 10px;
  }

  .float-card {
    padding: 8px 10px;
    border-radius: 11px;
  }

  .float-card__icon {
    width: 27px;
    height: 27px;
    border-radius: 8px;
  }

  .float-card strong {
    font-size: 9.5px;
  }

  .float-card small {
    font-size: 7.5px;
  }

  .float-card--update {
    top: 16px;
    left: 0;
  }

  .float-card--play {
    right: 0;
    bottom: 18px;
  }

  .hero__ticker {
    font-size: 9.5px;
    letter-spacing: 0.1em;
  }

  .filter-bar {
    gap: 6px;
  }

  .filter {
    min-height: 33px;
    padding: 0.52em 0.82em;
    font-size: 11px;
  }

  .filter__hint {
    width: 100%;
    margin: 4px 0 0;
    font-size: 9.5px;
  }

  .drama-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 12px;
  }

  .drama-card__poster {
    border-radius: 14px;
  }

  .drama-card__play {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    background: rgba(10, 10, 15, 0.55);
    color: #fff;
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.92);
    backdrop-filter: blur(4px);
  }

  .drama-card__badge {
    top: 7px;
    left: 7px;
    padding: 3px 6px;
    font-size: 8px;
  }

  .drama-card__body {
    padding-top: 8px;
  }

  .drama-card__body h3 {
    font-size: 13px;
  }

  .drama-card__body p {
    font-size: 9.5px;
  }

  .section__foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .why__grid {
    gap: 30px;
  }

  .feature {
    padding: 16px 0;
  }

  .feature__icon {
    width: 40px;
    height: 40px;
  }

  .why__visual {
    min-height: 430px;
  }

  .app-card--front {
    right: 0;
    width: 66%;
    border-radius: 18px;
  }

  .app-card--back {
    left: 0;
    width: 50%;
    border-radius: 18px;
  }

  .app-card__slate strong {
    font-size: 15px;
  }

  .why__stamp {
    width: 78px;
    height: 78px;
    bottom: 4%;
  }

  .why__stamp strong {
    font-size: 18px;
  }

  .ai__grid {
    gap: 30px;
  }

  .ai__visual {
    min-height: 450px;
  }

  .ai-poster {
    left: 5%;
    width: 82%;
    border-radius: 18px;
  }

  .ai-poster__copy span {
    font-size: 22px;
  }

  .ai-chip {
    padding: 6px 10px;
    font-size: 9.5px;
  }

  .ai-chip--one {
    right: 0;
  }

  .ai-chip--two {
    left: 0;
  }

  .ai-chip--three {
    right: 0;
    bottom: 15%;
  }

  .ai__note {
    bottom: 0;
    left: 0;
    padding: 9px 11px;
  }

  .review {
    padding: 20px;
  }

  .review blockquote {
    font-size: 14.5px;
  }

  .step {
    padding: 22px;
  }

  .step h3 {
    margin-top: 16px;
  }

  .download .section__title--dark {
    font-size: clamp(29px, 8.6vw, 38px);
  }

  .store-row {
    grid-template-columns: 1fr;
  }

  .qr-card {
    width: 100%;
    padding: 18px;
  }

  .qr-card__frame {
    width: min(100%, 190px);
  }

  .faq__inner {
    gap: 26px;
  }

  .qa summary {
    padding: 17px 0;
    font-size: 14px;
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 26px 18px;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
    font-size: 10px;
    line-height: 1.6;
  }

  .to-top {
    right: 14px;
    bottom: 89px;
  }

  .legal-hero {
    padding-top: calc(var(--header-h) + 32px);
  }

  .legal-wrap {
    gap: 24px;
    padding-block: 28px 58px;
  }

  .legal-toc ol {
    grid-template-columns: 1fr;
  }

  .legal-body p,
  .legal-body ul,
  .legal-body ol {
    font-size: 13px;
  }

  .legal-hero__meta {
    font-size: 9.5px;
  }

  .faq-page-hero {
    padding-top: calc(var(--header-h) + 32px);
  }
}

@media (max-width: 379px) {
  .hero__line {
    font-size: 38px;
  }

  .hero__visual {
    min-height: 430px;
  }

  .phone--front {
    width: 200px;
  }

  .phone--back {
    width: 138px;
    transform: translate(-72px, 24px) rotate(-8deg);
  }

  .float-card--update {
    top: 8px;
  }

  .float-card--play {
    bottom: 6px;
  }

  .drama-grid {
    gap: 14px 10px;
  }

  .hero__actions .btn {
    flex: 1 1 100%;
    width: 100%;
  }

  .why__visual,
  .ai__visual {
    min-height: 400px;
  }

  .footer__top {
    grid-template-columns: 1fr;
  }
}

/* 桌面端不显示底部悬浮下载条 */
@media (min-width: 900px) {
  .mobile-cta {
    display: none;
  }

  .to-top {
    bottom: 24px;
  }
}

/* 320px 极窄屏保护 */
@media (max-width: 340px) {
  .container {
    padding-inline: 14px;
  }

  .hero__line {
    font-size: 34px;
  }

  .hero__visual {
    min-height: 400px;
  }

  .phone--front {
    width: 184px;
  }

  .phone--back {
    width: 126px;
    transform: translate(-64px, 22px) rotate(-8deg);
  }

  .section__title {
    font-size: 26px;
  }

  .btn--lg {
    font-size: 13px;
  }
}