/* 漫蛙漫画APP下载站 - 移动端优先 · 仙气梦幻可爱风（增强版） */
:root {
  /* 仙气梦幻主色 */
  --primary: #b39ddb;          /* 梦幻紫 */
  --primary-dark: #9575cd;
  --primary-light: #d9cdf2;
  --accent: #ff9ec4;           /* 樱花粉 */
  --accent-dark: #ff7eb0;
  --accent-mint: #7ee8e0;      /* 薄荷绿 */
  --accent-sky: #8ec5ff;       /* 天空蓝 */
  --accent-gold: #ffd27e;      /* 暖阳黄 */

  /* 背景与表面（玻璃拟态） */
  --bg-card: rgba(255, 255, 255, 0.62);
  --bg-card-hover: rgba(255, 255, 255, 0.85);
  --bg-section: rgba(255, 255, 255, 0.40);

  /* 文字 */
  --text: #4a3f5e;
  --text-muted: #7a6f8e;
  --text-dim: #a090b0;

  /* 边框 */
  --border: rgba(179, 157, 219, 0.32);
  --border-hover: rgba(255, 158, 196, 0.55);

  /* 圆角（更圆润可爱） */
  --radius: 20px;
  --radius-sm: 14px;

  /* 柔和彩色柔光阴影 */
  --shadow: 0 10px 30px rgba(179, 157, 219, 0.28);
  --shadow-glow: 0 8px 26px rgba(255, 158, 196, 0.50);
  --shadow-mint: 0 8px 26px rgba(126, 232, 224, 0.45);

  /* 绚丽彩虹渐变文字 */
  --grad-rainbow: linear-gradient(120deg, #ff9ec4 0%, #b39ddb 28%, #8ec5ff 56%, #7ee8e0 78%, #ffd27e 100%);

  --max-width: 960px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  background: #f3ecfe;
}

body {
  font-family: "Yuanti SC", "PingFang SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  /* 仙气渐变底 + 多层彩色光晕（增强） */
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 158, 196, 0.34) 0%, transparent 44%),
    radial-gradient(circle at 88% 12%, rgba(126, 232, 224, 0.30) 0%, transparent 46%),
    radial-gradient(circle at 50% 95%, rgba(179, 157, 219, 0.34) 0%, transparent 52%),
    linear-gradient(160deg, #fdf2f8 0%, #f3ecfe 48%, #eaf6fe 100%);
  background-attachment: fixed;
}

/* 漂浮的彩色仙气光斑（增强柔润度） */
body::before {
  content: '';
  position: fixed;
  top: -12%; left: -12%;
  width: 56vw; height: 56vw;
  background: radial-gradient(circle, rgba(255, 158, 196, 0.48) 0%, transparent 70%);
  filter: blur(54px);
  z-index: -1;
  pointer-events: none;
  will-change: transform;
  animation: float1 20s ease-in-out infinite;
}

body::after {
  content: '';
  position: fixed;
  bottom: -15%; right: -12%;
  width: 62vw; height: 62vw;
  background: radial-gradient(circle, rgba(126, 232, 224, 0.44) 0%, transparent 70%);
  filter: blur(54px);
  z-index: -1;
  pointer-events: none;
  will-change: transform;
  animation: float2 24s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(45px, 35px) scale(1.12); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-35px, -45px) scale(1.15); }
}

a { color: var(--accent-dark); text-decoration: none; transition: opacity 0.2s, color 0.2s; }
a:hover { opacity: 0.85; }

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

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }

/* 面包屑 */
.breadcrumb {
  padding: 10px 0;
  font-size: 0.75rem;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.55);
  border-bottom: 1px solid var(--border);
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb .sep { margin: 0 6px; opacity: 0.5; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding-top: env(safe-area-inset-top);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
}

.logo-wrap img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  box-shadow: var(--shadow-glow);
}

.logo-wrap span {
  font-size: 1.1rem;
  font-weight: 700;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.88rem;
  padding: 6px 12px;
  border-radius: 10px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-dark);
  background: rgba(179, 157, 219, 0.18);
}

/* Hero */
.hero {
  padding: 36px 0 32px;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(255, 158, 196, 0.24) 0%, transparent 60%);
  position: relative;
  overflow: hidden;
}

/* 仙气光晕 */
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(179, 157, 219, 0.20) 0%, rgba(255, 158, 196, 0.12) 40%, transparent 70%);
  pointer-events: none;
}

/* 闪烁星尘（增强灵动感） */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(2px 2px at 18% 28%, rgba(255, 255, 255, 0.95), transparent),
    radial-gradient(2px 2px at 72% 18%, rgba(255, 210, 126, 0.95), transparent),
    radial-gradient(1.6px 1.6px at 42% 62%, rgba(255, 158, 196, 0.95), transparent),
    radial-gradient(2px 2px at 86% 52%, rgba(142, 197, 255, 0.95), transparent),
    radial-gradient(1.6px 1.6px at 58% 82%, rgba(179, 157, 219, 0.95), transparent),
    radial-gradient(1.6px 1.6px at 30% 78%, rgba(126, 232, 224, 0.95), transparent),
    radial-gradient(1.4px 1.4px at 64% 30%, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(1.4px 1.4px at 24% 52%, rgba(255, 210, 126, 0.8), transparent);
  pointer-events: none;
  animation: twinkle 4.5s ease-in-out infinite;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 1; }
}

.hero-badge {
  display: inline-block;
  font-size: 0.78rem;
  color: #c44d8a;
  background: rgba(255, 158, 196, 0.20);
  border: 1px solid rgba(255, 158, 196, 0.45);
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
  position: relative;
  box-shadow: var(--shadow-glow);
}

.hero-badge::before { content: '✨ '; }

.hero h1 {
  font-size: clamp(1.4rem, 5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 14px;
  position: relative;
  background: var(--grad-rainbow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  max-width: 560px;
  margin: 0 auto 28px;
  position: relative;
}

.hero-desc strong { color: var(--text); font-weight: 600; }

.download-btns {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: transform 0.18s, box-shadow 0.18s;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  color: #fff;
}

.btn:hover { transform: translateY(-3px); opacity: 1; }
.btn:active { transform: translateY(0); }

.btn-large { padding: 15px 36px; font-size: 1.05rem; }

.btn-android {
  background: linear-gradient(135deg, #ff9ec4, #b39ddb);
  box-shadow: var(--shadow-glow);
}

.btn-ios {
  background: linear-gradient(135deg, #7ee8e0, #8ec5ff);
  box-shadow: var(--shadow-mint);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 32px;
  flex-wrap: wrap;
  position: relative;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-num {
  font-size: 1.3rem;
  font-weight: 800;
  background: var(--grad-rainbow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Sections */
section { padding: 36px 0; }

.section-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 8px;
  text-align: center;
  background: var(--grad-rainbow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.section-sub {
  color: var(--text-muted);
  text-align: center;
  font-size: 0.85rem;
  margin-bottom: 24px;
}

/* Feature grid */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.feature-icon {
  font-size: 1.9rem;
  margin-bottom: 10px;
  line-height: 1;
  filter: drop-shadow(0 4px 8px rgba(255, 158, 196, 0.4));
}

.feature-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--primary-dark);
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Screenshots */
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.screenshot-item {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow);
}

.screenshot-item img { width: 100%; }

.screenshot-item figcaption {
  padding: 8px 10px;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
}

/* Article */
.article {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.article h2 {
  font-size: 1.1rem;
  margin: 22px 0 10px;
  color: var(--accent-dark);
}

.article h2:first-child { margin-top: 0; }

.article h3 {
  font-size: 1rem;
  margin: 18px 0 8px;
  color: var(--primary-dark);
}

.article p, .article li {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

.article ul, .article ol {
  padding-left: 20px;
  margin: 8px 0;
}

.article li { margin-bottom: 6px; }

.article strong { color: var(--text); font-weight: 600; }

/* FAQ */
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.faq-item summary {
  padding: 14px 18px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
}

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

.faq-item summary::after {
  content: "+";
  color: var(--accent-dark);
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-left: 10px;
  transition: transform 0.2s;
}

.faq-item[open] summary::after { content: "−"; }

.faq-item p {
  padding: 0 18px 14px;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.7;
}

/* Steps */
.steps { counter-reset: step; list-style: none; }

.steps li {
  counter-increment: step;
  position: relative;
  padding: 14px 14px 14px 52px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 14px;
  width: 26px;
  height: 26px;
  background: linear-gradient(135deg, #ff9ec4, #b39ddb);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: var(--shadow-glow);
}

.steps li strong { color: var(--text); }

/* CTA Download */
.cta-download {
  text-align: center;
  background: linear-gradient(180deg, transparent 0%, rgba(179, 157, 219, 0.14) 100%);
  padding: 40px 0;
}

/* === UGC 实时评价与动态 === */
.ugc-updated {
  text-align: center;
  font-size: 0.78rem;
  color: var(--primary-dark);
  background: rgba(179, 157, 219, 0.14);
  border: 1px dashed rgba(179, 157, 219, 0.5);
  border-radius: 999px;
  padding: 6px 16px;
  margin: -8px auto 18px;
  max-width: 360px;
  animation: updatePulse 2.4s ease-in-out infinite;
}

@keyframes updatePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(179, 157, 219, 0); }
  50% { box-shadow: 0 0 0 6px rgba(179, 157, 219, 0.12); }
}

.ugc-stats {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.ugc-stat {
  flex: 1;
  min-width: 88px;
  max-width: 200px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 10px;
  text-align: center;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.ugc-stat-num {
  display: block;
  font-size: 1.35rem;
  font-weight: 800;
  background: var(--grad-rainbow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1.2;
}

.ugc-stat-label {
  display: block;
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* 最新动态滚动条 */
.ugc-live {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 158, 196, 0.14);
  border: 1px solid rgba(255, 158, 196, 0.4);
  border-radius: 999px;
  padding: 8px 16px;
  margin-bottom: 18px;
  overflow: hidden;
  height: 40px;
}

.ugc-live-icon { font-size: 1rem; flex-shrink: 0; }

.ugc-live-track {
  position: relative;
  flex: 1;
  height: 100%;
  overflow: hidden;
}

.ugc-live-item {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  transform: translateY(100%);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.ugc-live-item.active {
  opacity: 1;
  transform: translateY(0);
}

.ugc-live-item.leaving {
  opacity: 0;
  transform: translateY(-100%);
}

/* 实时评论流：全部静态可见，可滚动；JS 在顶部注入新评论制造活站感 */
.ugc-feed-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
}

.ugc-live-dot {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.66rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #ff9ec4, #b39ddb);
  padding: 2px 11px;
  border-radius: 999px;
  box-shadow: var(--shadow-glow);
}

.ugc-live-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  animation: blink 1.2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}

.ugc-feed-wrap {
  max-height: 440px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-right: 5px;
  scrollbar-width: thin;
  scrollbar-color: rgba(179, 157, 219, 0.5) transparent;
}

.ugc-feed-wrap::-webkit-scrollbar { width: 6px; }
.ugc-feed-wrap::-webkit-scrollbar-thumb {
  background: rgba(179, 157, 219, 0.5);
  border-radius: 999px;
}
.ugc-feed-wrap::-webkit-scrollbar-track { background: transparent; }

.ugc-feed { display: flex; flex-direction: column; gap: 12px; }

.review-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.review-card.review-new {
  border-color: rgba(255, 158, 196, 0.55);
  box-shadow: var(--shadow-glow);
  animation: reviewDrop 0.6s ease;
}

@keyframes reviewDrop {
  from { opacity: 0; transform: translateY(-18px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.review-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.review-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ff9ec4, #b39ddb);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}

.review-meta {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.review-name { font-size: 0.9rem; font-weight: 600; color: var(--text); }

.review-stars { font-size: 0.85rem; color: #ffb43d; letter-spacing: 1px; }

.review-time { font-size: 0.72rem; color: var(--text-dim); flex-shrink: 0; }

.review-text {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  padding: 28px 0 calc(100px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--border);
  margin-top: 20px;
}

.footer-nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 20px;
}

.footer-nav a {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.footer-tags {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.footer-tags-title {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.footer-tags-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 8px;
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 600px;
}

.footer-tags-list a {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.footer-tags-list a:hover {
  color: #c44d8a;
  border-color: rgba(255, 158, 196, 0.55);
  background: rgba(255, 158, 196, 0.14);
  opacity: 1;
}

.disclaimer {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  font-size: 0.76rem;
  color: var(--text-dim);
  line-height: 1.8;
}

.disclaimer strong { color: var(--text-muted); font-weight: 600; }

.copyright {
  text-align: center;
  margin-top: 14px;
  font-size: 0.74rem;
  color: #b0a0c0;
}

/* Floating download bar */
.float-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 -8px 30px rgba(179, 157, 219, 0.30);
}

.float-bar.visible { transform: translateY(0); }

.float-bar-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.float-bar-info img {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  box-shadow: var(--shadow-glow);
}

.float-bar-info span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.float-bar-btns {
  display: flex;
  gap: 8px;
}

.float-bar .btn {
  padding: 8px 18px;
  font-size: 0.85rem;
}

/* SEO Content Section */
.seo-content { background: var(--bg-section); }

.download-info { background: var(--bg-section); }

/* === 平板适配 === */
@media (min-width: 641px) {
  .container { padding: 0 24px; }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .screenshot-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .hero-stats { gap: 36px; }

  .stat-num { font-size: 1.5rem; }

  .hero { padding: 56px 0 48px; }

  section { padding: 48px 0; }

  .section-title { font-size: 1.5rem; }
}

/* === 桌面适配 === */
@media (min-width: 769px) {
  .feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }

  .nav-toggle { display: none; }

  .site-nav { display: flex !important; }
}

/* === 中小屏：汉堡导航折叠（≤768px） === */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .site-nav.is-open { max-height: 70vh; overflow-y: auto; }

  .nav-links {
    flex-direction: column;
    gap: 0;
    padding: 8px 12px 16px;
    width: 100%;
  }

  .nav-links li { width: 100%; }

  .nav-links a {
    display: block;
    padding: 12px 14px;
    font-size: 0.95rem;
  }

  .header-inner { position: relative; }
}

/* === 移动端核心适配 === */
@media (max-width: 640px) {
  .float-bar { flex-direction: column; padding: 8px 12px calc(8px + env(safe-area-inset-bottom)); }
  .float-bar-info { display: none; }
  .float-bar-btns { width: 100%; }
  .float-bar-btns .btn { flex: 1; justify-content: center; }

  .hero h1 { font-size: 1.5rem; }

  .hero-desc { font-size: 0.88rem; }

  .download-btns { flex-direction: row; }
  .download-btns .btn { flex: 1; justify-content: center; max-width: 200px; }

  .hero-stats { gap: 16px; }
  .stat-num { font-size: 1.1rem; }
  .stat-label { font-size: 0.7rem; }

  .feature-card { padding: 16px; }

  .article { padding: 18px 16px; }
  .article h3 { font-size: 0.95rem; }
  .article p, .article li { font-size: 0.85rem; }

  .steps li { font-size: 0.85rem; padding: 12px 12px 12px 48px; }

  .faq-item summary { font-size: 0.88rem; padding: 12px 14px; }
  .faq-item p { font-size: 0.82rem; padding: 0 14px 12px; }

  .footer-tags-list a { font-size: 0.74rem; padding: 3px 10px; }

  .ugc-stat { padding: 12px 8px; }
  .ugc-stat-num { font-size: 1.1rem; }
  .ugc-stat-label { font-size: 0.68rem; }
  .review-card { padding: 16px; }
  .review-text { font-size: 0.82rem; }
}