/* =============================================================
   clicli动漫 介绍页  ·  style.css
   配色取自 App Logo：明亮蓝 (#2F8ED8) + 深蓝渐变 + 纯净白
   如需更换主题色，修改下方 :root 变量即可全站联动
   ============================================================= */

:root {
  --primary: #2f8ed8;
  --primary-deep: #1f76bd;
  --primary-dark: #145a97;
  --primary-darker: #0e4575;
  --primary-light: #eaf5fe;
  --primary-soft: #d7ecfc;
  --accent: #56b4f5;
  --ink: #16263a;
  --ink-2: #46586d;
  --ink-3: #7c8ea3;
  --bg: #ffffff;
  --bg-alt: #f3f9ff;
  --line: #e2eef9;
  --white: #ffffff;
  --shadow-sm: 0 4px 14px rgba(20, 90, 151, .08);
  --shadow-md: 0 14px 34px rgba(20, 90, 151, .14);
  --shadow-lg: 0 26px 60px rgba(10, 60, 110, .28);
  --radius: 18px;
  --radius-lg: 28px;
  --header-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}
.container-narrow { width: min(860px, 92%); }

section { scroll-margin-top: calc(var(--header-h) + 12px); }

/* ---------------- 通用按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: 999px;
  padding: 11px 26px;
  font-size: 15px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-lg { padding: 15px 38px; font-size: 17px; }

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #4ea8ec, #1f76bd);
  box-shadow: 0 12px 26px rgba(31, 118, 189, .42);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 34px rgba(31, 118, 189, .5); }

.btn-ghost {
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, .55);
  background: rgba(255, 255, 255, .08);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .2); transform: translateY(-3px); }

/* ---------------- 顶部导航 ---------------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, .82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s ease, border-color .3s ease, background .3s ease;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, .94);
  border-color: var(--line);
  box-shadow: 0 6px 24px rgba(20, 90, 151, .1);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo 占位（img 地址留空时显示品牌字样兜底） */
.brand {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.brand .logo {
  width: 128px;
  height: 40px;
  object-fit: contain;
}
.brand.is-missing::after {
  content: "clicli";
  font-size: 26px;
  font-weight: 800;
  font-style: italic;
  letter-spacing: -1px;
  color: var(--primary);
}
.brand.is-missing .logo { position: absolute; opacity: 0; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.nav-link {
  position: relative;
  font-size: 15.5px;
  font-weight: 500;
  color: var(--ink-2);
  padding: 6px 0;
  transition: color .2s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transition: width .25s ease;
}
.nav-link:hover, .nav-link.active { color: var(--primary-deep); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.btn-nav-download {
  color: #fff;
  background: linear-gradient(135deg, #4ea8ec, #1f76bd);
  box-shadow: 0 8px 18px rgba(31, 118, 189, .32);
}
.btn-nav-download:hover { transform: translateY(-2px); box-shadow: 0 12px 24px rgba(31, 118, 189, .44); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  width: 24px; height: 2.5px;
  border-radius: 3px;
  background: var(--ink);
  transition: .3s;
}

/* ---------------- 首屏 Hero ---------------- */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 70px) 0 70px;
  color: #fff;
  background: linear-gradient(150deg, #3f9ce4 0%, #2a82cf 42%, #1763a6 100%);
  overflow: hidden;
}
.hero-deco {
  position: absolute;
  border-radius: 50%;
  filter: blur(4px);
  pointer-events: none;
}
.hero-deco-1 {
  width: 480px; height: 480px;
  right: -140px; top: -160px;
  background: radial-gradient(circle, rgba(255,255,255,.16), rgba(255,255,255,0) 70%);
}
.hero-deco-2 {
  width: 420px; height: 420px;
  left: -160px; bottom: 60px;
  background: radial-gradient(circle, rgba(86,180,245,.34), rgba(86,180,245,0) 70%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items: center;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 13.5px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .32);
  backdrop-filter: blur(6px);
}
.badge-version { background: rgba(255, 255, 255, .92); color: var(--primary-dark); border-color: transparent; }

.hero-title {
  font-size: clamp(32px, 4.4vw, 50px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 22px;
}
.hero-title em {
  display: inline-block;
  margin-top: 6px;
  font-style: normal;
  font-size: .52em;
  font-weight: 600;
  letter-spacing: 3px;
  color: #dcefff;
}
.hero-desc {
  font-size: 16px;
  line-height: 1.95;
  color: rgba(255, 255, 255, .92);
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 38px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 38px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, .22);
}
.hero-meta li { display: flex; flex-direction: column; gap: 2px; }
.meta-label { font-size: 13px; color: rgba(255, 255, 255, .72); }
.meta-value { font-size: 19px; font-weight: 700; letter-spacing: .5px; }

/* ---- 三张截图叠加 · 悬停/点击置顶 ---- */
.hero-shot-area {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.shots {
  position: relative;
  width: 100%;
  max-width: 440px;
  height: 540px;
}
.shot {
  position: absolute;
  top: 10px;
  width: 252px;
  transition: transform .55s cubic-bezier(.22, .9, .3, 1.2),
              left .55s cubic-bezier(.22, .9, .3, 1.2),
              margin .55s cubic-bezier(.22, .9, .3, 1.2),
              box-shadow .45s ease, z-index 0s linear .15s;
  cursor: pointer;
  z-index: 2;
}
/* 默认扇形叠加 */
.shot-1 { left: 50%; margin-left: -126px; transform: translateY(8px) scale(1.02); z-index: 3; }
.shot-2 { left: 50%; margin-left: -208px; top: 44px; transform: rotate(-12deg) scale(.92); z-index: 2; opacity: .92; }
.shot-3 { left: 50%; margin-left: 82px;  top: 44px; transform: rotate(12deg) scale(.92);  z-index: 1; opacity: .92; }

.shot-frame {
  position: relative;
  padding: 9px;
  border-radius: 34px;
  background: rgba(255, 255, 255, .95);
  box-shadow: var(--shadow-lg);
  animation: shotFloat 5.5s ease-in-out infinite;
}
.shot-2 .shot-frame { animation-delay: -1.6s; }
.shot-3 .shot-frame { animation-delay: -3.1s; }
@keyframes shotFloat {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -10px; }
}

.shot-frame img {
  width: 100%;
  aspect-ratio: 9 / 17;
  object-fit: cover;
  border-radius: 26px;
  background: linear-gradient(160deg, #dcefff 0%, #b9dcf7 100%);
}
.shot-tag {
  position: absolute;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--primary-dark);
  background: rgba(255, 255, 255, .92);
  padding: 5px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  z-index: 2;
}

/* 图片地址留空时的占位兜底 */
.shot-frame.is-missing::after {
  content: "应用截图位\A请填入图片地址";
  white-space: pre;
  position: absolute;
  inset: 9px;
  border-radius: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 13px;
  line-height: 1.9;
  font-weight: 600;
  color: #3d87c4;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.25) 0 12px, rgba(255,255,255,0) 12px 24px),
    linear-gradient(160deg, #dcefff, #aed6f5);
}
.shot-frame.is-missing img { opacity: 0; position: absolute; }

/* 鼠标悬停哪张 / 触屏点中哪张 → 居中置顶完整查看 */
.shot:hover,
.shot.is-active {
  z-index: 10;
  margin-left: -126px;
  opacity: 1;
  transform: rotate(0deg) translateY(-14px) scale(1.07);
  transition: transform .5s cubic-bezier(.22, .9, .3, 1.2),
              margin .5s cubic-bezier(.22, .9, .3, 1.2),
              box-shadow .45s ease, opacity .3s, z-index 0s;
}
.shot:hover .shot-frame,
.shot.is-active .shot-frame { animation-play-state: paused; box-shadow: 0 34px 70px rgba(8, 50, 95, .45); }

.shots-tip {
  margin-top: 26px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, .78);
  text-align: center;
}

/* ---- 数据条 ---- */
.stats-bar {
  position: relative;
  z-index: 2;
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 30px 36px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .25);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.stat-item { text-align: center; }
.stat-item strong {
  display: block;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  line-height: 1.2;
}
.stat-item span { font-size: 14px; color: rgba(255, 255, 255, .82); }

/* ---------------- 区块通用标题 ---------------- */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 58px; }
.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--primary);
  background: var(--primary-light);
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(27px, 3.4vw, 38px);
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 14px;
}
.section-sub { font-size: 16px; color: var(--ink-3); }

/* ---------------- 功能亮点 ---------------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.feature-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 30px 32px;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--primary-deep));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 58px; height: 58px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, #56b4f5, #1f76bd);
  box-shadow: 0 10px 22px rgba(31, 118, 189, .3);
  margin-bottom: 22px;
}
.feature-icon svg { width: 28px; height: 28px; }
.feature-card h3 {
  font-size: 19.5px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--ink);
}
.feature-card p { font-size: 14.5px; color: var(--ink-2); line-height: 1.85; }

/* ---------------- 用户评价 ---------------- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.review-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px 30px 28px;
  transition: transform .35s ease, box-shadow .35s ease;
  display: flex;
  flex-direction: column;
}
.review-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.review-stars {
  color: #ffb42a;
  font-size: 17px;
  letter-spacing: 3px;
  margin-bottom: 14px;
}
.review-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.review-card > p {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.9;
  flex: 1;
  margin-bottom: 22px;
}
.review-user { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #56b4f5, #1f76bd);
  flex-shrink: 0;
}
.review-user strong { display: block; font-size: 15px; line-height: 1.3; }
.review-user em { font-style: normal; font-size: 12.5px; color: var(--ink-3); }

/* ---------------- 常见问题 FAQ ---------------- */
.faq-list { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .3s ease, border-color .3s ease;
}
.faq-item.open { box-shadow: var(--shadow-sm); border-color: var(--primary-soft); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  padding: 21px 26px;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--ink);
}
.faq-icon {
  position: relative;
  width: 16px; height: 16px;
  flex-shrink: 0;
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 16px; height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: translate(-50%, -50%);
  transition: transform .3s ease;
}
.faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item.open .faq-icon::after { transform: translate(-50%, -50%) rotate(0); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.faq-a p {
  padding: 0 26px 22px;
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.9;
}

/* ---------------- 下载区域 ---------------- */
.download {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(155deg, #145a97 0%, #1f76bd 55%, #2f8ed8 100%);
  overflow: hidden;
}
.download-glow {
  position: absolute;
  width: 620px; height: 620px;
  border-radius: 50%;
  left: 50%; top: -300px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(255,255,255,.14), rgba(255,255,255,0) 65%);
  pointer-events: none;
}
.download-card {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 34px;
  padding: 64px 48px 52px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 30px 80px rgba(6, 42, 80, .35);
}
.download-brand {
  position: relative;
  display: inline-flex;
  justify-content: center;
  margin-bottom: 24px;
}
.logo-lg {
  width: 180px;
  height: 56px;
  object-fit: contain;
}
.download-brand.is-missing::after {
  content: "clicli";
  font-size: 44px;
  font-weight: 800;
  font-style: italic;
  letter-spacing: -1px;
  color: #fff;
  text-shadow: 0 6px 20px rgba(0, 0, 0, .18);
}
.download-brand.is-missing .logo { position: absolute; opacity: 0; }

.download-title {
  color: #fff;
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 800;
  margin-bottom: 12px;
}
.download-sub { color: rgba(255, 255, 255, .85); font-size: 16px; margin-bottom: 30px; }

.download-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px 18px;
  color: rgba(255, 255, 255, .88);
  font-size: 14.5px;
  margin-bottom: 40px;
}
.download-meta strong { color: #fff; font-weight: 700; }
.download-meta i {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .5);
}

/* 唯一的真实下载按钮（href 留空，填入地址后原生跳转） */
.btn-download {
  position: relative;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-dark);
  background: linear-gradient(135deg, #ffffff 0%, #d8edff 100%);
  padding: 19px 64px;
  border-radius: 999px;
  box-shadow: 0 16px 40px rgba(6, 42, 80, .35);
  animation: downloadPulse 2.2s ease-in-out infinite;
}
.btn-download svg { width: 22px; height: 22px; }
.btn-download:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 24px 50px rgba(6, 42, 80, .45);
  animation-play-state: paused;
}
@keyframes downloadPulse {
  0%, 100% { box-shadow: 0 16px 40px rgba(6, 42, 80, .35), 0 0 0 0 rgba(255, 255, 255, .45); }
  50% { box-shadow: 0 16px 40px rgba(6, 42, 80, .35), 0 0 0 16px rgba(255, 255, 255, 0); }
}

.download-note { margin-top: 22px; color: rgba(255, 255, 255, .9); font-size: 14.5px; font-weight: 600; }
.download-tip { margin-top: 8px; color: rgba(255, 255, 255, .62); font-size: 13px; }
.download-tip code {
  font-family: Consolas, "Courier New", monospace;
  background: rgba(255, 255, 255, .16);
  padding: 2px 8px;
  border-radius: 6px;
  color: #dcefff;
}

/* ---------------- 页脚 ---------------- */
.site-footer {
  background: #0e4575;
  color: rgba(255, 255, 255, .75);
  padding: 46px 0 34px;
}
.footer-inner { text-align: center; }
.footer-brand {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}
.footer-brand .logo { width: 120px; height: 38px; object-fit: contain; }
.footer-brand.is-missing .logo { position: absolute; opacity: 0; }

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 30px;
  margin-bottom: 20px;
  font-size: 14.5px;
}
.footer-nav a { transition: color .2s; }
.footer-nav a:hover { color: #fff; }
.footer-copy { font-size: 13px; color: rgba(255, 255, 255, .5); line-height: 1.8; }

/* ---------------- 滚动入场动画 ---------------- */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.22, .9, .3, 1);
}
.reveal.in { opacity: 1; transform: none; }

/* =============================================================
   自适应
   ============================================================= */
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; gap: 64px; }
  .hero-text { text-align: center; }
  .hero-badges, .hero-actions { justify-content: center; }
  .hero-meta { justify-content: center; }
  .shots { height: 500px; }
  .feature-grid, .review-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    padding: 10px 6%;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: .3s ease;
  }
  .main-nav.nav-open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-link { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .nav-link::after { display: none; }
  .btn-nav-download { margin: 14px 0; }
  .nav-toggle { display: flex; }
  .nav-open ~ .nav-toggle span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  .nav-open ~ .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav-open ~ .nav-toggle span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
}

@media (max-width: 760px) {
  .section { padding: 72px 0; }
  .download { padding: 76px 0; }

  /* 截图在手机上改为纵向排列，全部可见 */
  .shots {
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
  }
  .shot,
  .shot:hover,
  .shot.is-active {
    position: static;
    width: min(270px, 78vw);
    margin-left: 0 !important;
    transform: none !important;
    opacity: 1;
  }
  .shot-frame { animation: none !important; }

  .stats-bar { grid-template-columns: repeat(2, 1fr); gap: 24px 16px; padding: 26px 20px; }
  .feature-grid, .review-grid { grid-template-columns: 1fr; }
  .download-card { padding: 46px 24px 40px; border-radius: 26px; }
  .btn-download { padding: 17px 48px; font-size: 18px; }
  .download-meta i { display: none; }
  .hero { padding-top: calc(var(--header-h) + 46px); }
}

@media (max-width: 420px) {
  .hero-meta { gap: 12px 24px; }
  .btn-lg { padding: 13px 28px; font-size: 15.5px; }
  .faq-q { font-size: 15px; padding: 18px 20px; }
  .faq-a p { padding: 0 20px 18px; }
}

/* 减少动态偏好 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}