/* =========================================================
   今日看料 · 共享设计系统
   设计语言：暗墨底 + 热力橙红 + 紫罗兰独家感
   ========================================================= */

/* ---------- 1. 设计令牌 ---------- */
:root {
  /* 色彩 · 暗墨系 */
  --ink-1000: #050509;
  --ink-950:  #07070d;
  --ink-900:  #0d0d18;
  --ink-850:  #11111d;
  --ink-800:  #14141f;
  --ink-700:  #1c1c2b;
  --ink-600:  #25253a;
  --ink-500:  #34344d;

  /* 色彩 · 主品牌（热力橙红） */
  --hot-50:  #fff1f0;
  --hot-300: #ff7a7a;
  --hot-500: #ff4757;
  --hot-600: #ee3344;
  --hot-700: #c92a3a;

  /* 色彩 · 辅色（琥珀/紫罗兰/青柠） */
  --amber-500: #ffa502;
  --violet-300: #c39bff;
  --violet-500: #a55eea;
  --violet-600: #8854d0;
  --cyan-400:   #4dd0e1;
  --lime-500:   #26de81;

  /* 文字 */
  --text-100: #ffffff;
  --text-80:  rgba(255,255,255,.86);
  --text-60:  rgba(255,255,255,.62);
  --text-40:  rgba(255,255,255,.40);
  --text-20:  rgba(255,255,255,.22);

  /* 渐变 */
  --grad-hot: linear-gradient(135deg,#ff4757 0%,#ff6b35 50%,#ffa502 100%);
  --grad-violet: linear-gradient(135deg,#a55eea 0%,#8854d0 100%);
  --grad-mix: linear-gradient(135deg,#ff4757 0%,#a55eea 100%);
  --grad-ink: linear-gradient(180deg,#0d0d18 0%,#14141f 100%);

  /* 玻璃 */
  --glass-bg: rgba(20,20,31,.55);
  --glass-bd: rgba(255,255,255,.08);
  --glass-bd-hot: rgba(255,71,87,.30);

  /* 阴影 */
  --shadow-sm: 0 4px 12px rgba(0,0,0,.25);
  --shadow-md: 0 10px 30px rgba(0,0,0,.35);
  --shadow-lg: 0 24px 60px rgba(0,0,0,.5);
  --shadow-hot: 0 14px 40px rgba(255,71,87,.35);
  --shadow-violet: 0 14px 40px rgba(165,94,234,.30);

  /* 圆角 */
  --r-xs: 6px;
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-full: 999px;

  /* 字号 */
  --fs-12: 12px;
  --fs-13: 13px;
  --fs-14: 14px;
  --fs-15: 15px;
  --fs-16: 16px;
  --fs-18: 18px;
  --fs-20: 20px;
  --fs-24: 24px;
  --fs-28: 28px;
  --fs-32: 32px;
  --fs-40: clamp(28px,4vw,40px);
  --fs-56: clamp(36px,6vw,56px);
  --fs-72: clamp(44px,8vw,76px);

  /* 间距 */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-20: 80px;
  --sp-24: 96px;

  /* 容器 */
  --container: 1200px;
  --container-narrow: 980px;

  /* 动效 */
  --ease: cubic-bezier(.22,.61,.36,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

/* ---------- 2. 基础重置 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "PingFang SC","Microsoft YaHei","HarmonyOS Sans SC","Source Han Sans SC",
               system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,
               "Helvetica Neue",Arial,sans-serif;
  font-size: var(--fs-15);
  line-height: 1.6;
  color: var(--text-80);
  background: var(--ink-950);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

/* 全局背景氛围：径向渐变 + 噪点 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(255,71,87,.18), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(165,94,234,.15), transparent 60%),
    radial-gradient(1000px 700px at 50% 100%, rgba(255,165,2,.08), transparent 65%);
  pointer-events: none;
  z-index: -1;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,.04) 1px, transparent 0);
  background-size: 28px 28px;
  pointer-events: none;
  z-index: -1;
  opacity: .6;
  mask-image: linear-gradient(180deg,transparent 0%,#000 30%,#000 70%,transparent 100%);
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease); }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
ul { list-style: none; padding: 0; margin: 0; }
h1,h2,h3,h4,h5,h6 { margin: 0; font-weight: 700; color: var(--text-100); line-height: 1.2; letter-spacing: -0.01em; }
p { margin: 0; }

/* ---------- 3. 通用工具类 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}
.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.gradient-text {
  background: var(--grad-hot);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.gradient-text-violet {
  background: var(--grad-violet);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 6px 12px;
  border-radius: var(--r-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  font-size: var(--fs-12);
  color: var(--text-60);
  letter-spacing: .04em;
  backdrop-filter: blur(10px);
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--hot-500);
  box-shadow: 0 0 0 4px rgba(255,71,87,.18);
  animation: pulse 1.6s var(--ease) infinite;
}

@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 4px rgba(255,71,87,.18); transform: scale(1); }
  50%     { box-shadow: 0 0 0 8px rgba(255,71,87,0); transform: scale(1.15); }
}

.section {
  padding: var(--sp-20) 0;
  position: relative;
}
.section-tight { padding: var(--sp-16) 0; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-bottom: var(--sp-10);
}
.section-head .lead {
  max-width: 640px;
}
.section-head h2 {
  font-size: var(--fs-40);
  margin-top: var(--sp-3);
}
.section-head p {
  color: var(--text-60);
  margin-top: var(--sp-3);
  font-size: var(--fs-15);
}

/* ---------- 4. 导航栏 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: rgba(7,7,13,.6);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
  padding: var(--sp-4) var(--sp-6);
  max-width: var(--container);
  margin: 0 auto;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-weight: 800;
  font-size: var(--fs-18);
  color: var(--text-100);
  letter-spacing: -0.02em;
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--grad-hot);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-hot);
  position: relative;
  overflow: hidden;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.4), transparent 60%);
}
.brand-mark svg { width: 20px; height: 20px; color: #fff; }
.brand-text small {
  display: block;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-40);
  letter-spacing: .15em;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
}
.nav-links a {
  position: relative;
  padding: 8px 14px;
  border-radius: var(--r-full);
  font-size: var(--fs-14);
  color: var(--text-60);
  font-weight: 500;
  transition: all .25s var(--ease);
}
.nav-links a:hover {
  color: var(--text-100);
  background: rgba(255,255,255,.05);
}
.nav-links a.active {
  color: var(--text-100);
  background: rgba(255,71,87,.12);
}
.nav-links a.active::before {
  content: "";
  position: absolute;
  inset: auto 14px -2px 14px;
  height: 2px;
  background: var(--grad-hot);
  border-radius: 2px;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 10px 18px;
  border-radius: var(--r-full);
  background: var(--grad-hot);
  color: #fff;
  font-weight: 700;
  font-size: var(--fs-14);
  box-shadow: var(--shadow-hot);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 50px rgba(255,71,87,.5);
}

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,.06);
  border: 1px solid var(--glass-bd);
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  display: block;
  width: 18px; height: 2px;
  background: var(--text-100);
  border-radius: 2px;
  position: relative;
  transition: all .3s var(--ease);
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px; height: 2px;
  background: var(--text-100);
  border-radius: 2px;
  transition: all .3s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.is-open span::after { top: 0; transform: rotate(-45deg); }

.live-clock {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: "SF Mono","JetBrains Mono","Consolas",monospace;
  font-size: var(--fs-12);
  color: var(--text-60);
  padding: 6px 12px;
  border-radius: var(--r-full);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--glass-bd);
}
.live-clock .live-dot {
  width: 6px; height: 6px;
  background: var(--lime-500);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--lime-500);
  animation: pulse-live 1.4s ease-in-out infinite;
}
@keyframes pulse-live {
  0%,100% { opacity: 1; transform: scale(1); }
  50%     { opacity: .6; transform: scale(1.3); }
}

/* ---------- 5. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 14px 24px;
  border-radius: var(--r-full);
  font-weight: 700;
  font-size: var(--fs-15);
  letter-spacing: .01em;
  cursor: pointer;
  transition: all .25s var(--ease);
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--grad-hot);
  color: #fff;
  box-shadow: var(--shadow-hot);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 50px rgba(255,71,87,.5);
}
.btn-violet {
  background: var(--grad-violet);
  color: #fff;
  box-shadow: var(--shadow-violet);
}
.btn-violet:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 50px rgba(165,94,234,.5);
}
.btn-ghost {
  background: rgba(255,255,255,.06);
  border: 1px solid var(--glass-bd);
  color: var(--text-100);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.2);
}
.btn-outline {
  background: transparent;
  border: 1px solid rgba(255,71,87,.4);
  color: var(--hot-300);
}
.btn-outline:hover {
  background: rgba(255,71,87,.1);
  border-color: var(--hot-500);
}
.btn-sm { padding: 10px 16px; font-size: var(--fs-13); }
.btn-lg { padding: 18px 32px; font-size: var(--fs-16); }
.btn-block { width: 100%; }

/* ---------- 6. 卡片 ---------- */
.card {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: all .35s var(--ease);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0% 0%, rgba(255,71,87,.08), transparent 50%);
  opacity: 0;
  transition: opacity .35s var(--ease);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,.16);
  box-shadow: var(--shadow-md);
}
.card:hover::before { opacity: 1; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--r-full);
  font-size: var(--fs-12);
  font-weight: 600;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  color: var(--text-60);
}
.tag-hot { background: rgba(255,71,87,.15); color: var(--hot-300); border-color: rgba(255,71,87,.3); }
.tag-violet { background: rgba(165,94,234,.15); color: var(--violet-300); border-color: rgba(165,94,234,.3); }
.tag-amber { background: rgba(255,165,2,.15); color: var(--amber-500); border-color: rgba(255,165,2,.3); }
.tag-cyan { background: rgba(77,208,225,.15); color: var(--cyan-400); border-color: rgba(77,208,225,.3); }
.tag-lime { background: rgba(38,222,129,.15); color: var(--lime-500); border-color: rgba(38,222,129,.3); }

/* ---------- 7. 玻璃大卡片（每日一瓜） ---------- */
.melon {
  position: relative;
  border-radius: var(--r-xl);
  padding: var(--sp-12);
  overflow: hidden;
  background: linear-gradient(135deg,#1a0a14 0%,#0d0d18 60%,#0a0814 100%);
  border: 1px solid rgba(255,71,87,.2);
  box-shadow: var(--shadow-lg);
}
.melon::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto auto;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,71,87,.35), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
}
.melon::after {
  content: "";
  position: absolute;
  inset: auto auto -30% -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(165,94,234,.25), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
}
.melon-inner { position: relative; z-index: 1; }

/* ---------- 8. 热搜榜 ---------- */
.rank-list { display: flex; flex-direction: column; gap: var(--sp-3); }
.rank-item {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  border-radius: var(--r-md);
  transition: all .25s var(--ease);
  position: relative;
  overflow: hidden;
}
.rank-item:hover {
  background: rgba(255,255,255,.06);
  transform: translateX(4px);
  border-color: rgba(255,255,255,.14);
}
.rank-num {
  font-family: "SF Mono","JetBrains Mono",monospace;
  font-size: var(--fs-20);
  font-weight: 800;
  color: var(--text-40);
  min-width: 36px;
  text-align: center;
}
.rank-item.top1 .rank-num { color: var(--hot-500); }
.rank-item.top2 .rank-num { color: var(--amber-500); }
.rank-item.top3 .rank-num { color: var(--violet-500); }
.rank-body { flex: 1; min-width: 0; }
.rank-title {
  font-weight: 700;
  color: var(--text-100);
  font-size: var(--fs-15);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rank-meta {
  display: flex;
  gap: var(--sp-3);
  font-size: var(--fs-12);
  color: var(--text-40);
}
.rank-meta b { color: var(--hot-300); font-weight: 600; }
.rank-heat {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: "SF Mono","JetBrains Mono",monospace;
  font-size: var(--fs-13);
  color: var(--hot-300);
  font-weight: 600;
}

/* ---------- 9. 网格卡片 ---------- */
.grid {
  display: grid;
  gap: var(--sp-5);
}
.grid-2 { grid-template-columns: repeat(2,1fr); }
.grid-3 { grid-template-columns: repeat(3,1fr); }
.grid-4 { grid-template-columns: repeat(4,1fr); }

@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.topic-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all .35s var(--ease);
  cursor: pointer;
}
.topic-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,71,87,.3);
  box-shadow: 0 20px 50px rgba(0,0,0,.4), 0 0 0 1px rgba(255,71,87,.2);
}
.topic-thumb {
  aspect-ratio: 16/10;
  position: relative;
  overflow: hidden;
  background: var(--ink-800);
}
.topic-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,.7));
}
.topic-thumb-grad {
  position: absolute;
  inset: 0;
}
.topic-thumb-grad.g1 { background: linear-gradient(135deg,#ff4757,#ffa502); }
.topic-thumb-grad.g2 { background: linear-gradient(135deg,#a55eea,#4dd0e1); }
.topic-thumb-grad.g3 { background: linear-gradient(135deg,#26de81,#4dd0e1); }
.topic-thumb-grad.g4 { background: linear-gradient(135deg,#ff6b35,#a55eea); }
.topic-thumb-grad.g5 { background: linear-gradient(135deg,#ee3344,#8854d0); }
.topic-thumb-grad.g6 { background: linear-gradient(135deg,#ffa502,#ff4757); }
.topic-thumb-grad.g7 { background: linear-gradient(135deg,#4dd0e1,#a55eea); }
.topic-thumb-grad.g8 { background: linear-gradient(135deg,#26de81,#ffa502); }
.topic-emoji {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: clamp(48px,7vw,72px);
  z-index: 1;
  filter: drop-shadow(0 6px 14px rgba(0,0,0,.4));
}
.topic-thumb .topic-tag {
  position: absolute;
  top: var(--sp-3); left: var(--sp-3);
  z-index: 2;
}
.topic-thumb .topic-play {
  position: absolute;
  bottom: var(--sp-3); right: var(--sp-3);
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.92);
  color: var(--ink-900);
  display: grid; place-items: center;
  z-index: 2;
}
.topic-body { padding: var(--sp-5); }
.topic-title {
  font-weight: 700;
  font-size: var(--fs-15);
  color: var(--text-100);
  margin-bottom: var(--sp-3);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.4em;
}
.topic-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-12);
  color: var(--text-40);
}
.topic-meta .heat {
  color: var(--hot-300);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ---------- 10. Hero ---------- */
.hero {
  position: relative;
  padding: clamp(60px,10vw,140px) 0 clamp(40px,6vw,80px);
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 0%, transparent 70%);
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-orb.h1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(255,71,87,.4), transparent 65%);
  top: -100px; right: -100px;
  animation: float 12s ease-in-out infinite;
}
.hero-orb.h2 {
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(165,94,234,.35), transparent 65%);
  bottom: -80px; left: -80px;
  animation: float 14s ease-in-out infinite reverse;
}
.hero-orb.h3 {
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(255,165,2,.3), transparent 65%);
  top: 30%; left: 30%;
  animation: float 10s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(30px,-20px) scale(1.05); }
  66% { transform: translate(-20px,30px) scale(.95); }
}

.hero-inner { position: relative; z-index: 1; text-align: center; }
.hero h1 {
  font-size: var(--fs-72);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: var(--sp-6) auto var(--sp-5);
  max-width: 900px;
}
.hero h1 .word {
  display: inline-block;
  background: var(--grad-hot);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: var(--fs-18);
  color: var(--text-60);
  max-width: 620px;
  margin: 0 auto var(--sp-8);
}
.hero-cta {
  display: flex;
  gap: var(--sp-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--sp-10);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
  max-width: 760px;
  margin: 0 auto;
  padding: var(--sp-5);
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  border-radius: var(--r-lg);
  backdrop-filter: blur(14px);
}
.hero-stat {
  text-align: center;
}
.hero-stat .v {
  font-family: "SF Mono","JetBrains Mono",monospace;
  font-size: var(--fs-28);
  font-weight: 800;
  background: var(--grad-hot);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  line-height: 1;
}
.hero-stat .l {
  font-size: var(--fs-12);
  color: var(--text-40);
  margin-top: 4px;
  letter-spacing: .05em;
}
@media (max-width: 600px) {
  .hero-stats { grid-template-columns: repeat(2,1fr); }
}

/* ---------- 11. 料镜（独家IP视觉） ---------- */
.lens {
  position: relative;
  display: inline-block;
}
.lens::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--hot-500), var(--violet-500), var(--amber-500), var(--hot-500));
  filter: blur(14px);
  opacity: .6;
  animation: spin 8s linear infinite;
}
.lens-inner {
  position: relative;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid rgba(255,255,255,.1);
  display: grid;
  place-items: center;
  font-size: 28px;
  z-index: 1;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 12. 时间线 ---------- */
.timeline { position: relative; padding-left: var(--sp-8); }
.timeline::before {
  content: "";
  position: absolute;
  left: 11px; top: 8px; bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--hot-500), var(--violet-500), transparent);
}
.t-item {
  position: relative;
  padding: 0 0 var(--sp-8) 0;
}
.t-item::before {
  content: "";
  position: absolute;
  left: -28px; top: 8px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--hot-500);
  box-shadow: 0 0 0 4px rgba(255,71,87,.15);
}
.t-item .t-time {
  font-family: "SF Mono",monospace;
  font-size: var(--fs-12);
  color: var(--hot-300);
  margin-bottom: var(--sp-2);
  letter-spacing: .04em;
}
.t-item .t-title {
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--text-100);
  margin-bottom: var(--sp-2);
}
.t-item .t-desc {
  color: var(--text-60);
  font-size: var(--fs-14);
}

/* ---------- 13. 标签筛选 ---------- */
.tabs {
  display: inline-flex;
  gap: var(--sp-2);
  padding: 6px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  border-radius: var(--r-full);
  backdrop-filter: blur(10px);
  flex-wrap: wrap;
}
.tabs button {
  padding: 8px 16px;
  border-radius: var(--r-full);
  font-size: var(--fs-13);
  font-weight: 600;
  color: var(--text-60);
  transition: all .25s var(--ease);
}
.tabs button:hover { color: var(--text-100); }
.tabs button.active {
  background: var(--grad-hot);
  color: #fff;
  box-shadow: var(--shadow-hot);
}

/* ---------- 14. 词云 ---------- */
.wordcloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.wordcloud .word {
  display: inline-block;
  padding: 6px 14px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  border-radius: var(--r-full);
  font-weight: 600;
  color: var(--text-80);
  transition: all .25s var(--ease);
  cursor: pointer;
}
.wordcloud .word:hover {
  background: var(--grad-hot);
  color: #fff;
  border-color: transparent;
  transform: translateY(-2px);
}

/* ---------- 15. 明星卡 ---------- */
.star-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-bd);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all .35s var(--ease);
  text-align: center;
}
.star-card:hover {
  transform: translateY(-6px);
  border-color: rgba(165,94,234,.3);
  box-shadow: var(--shadow-md);
}
.star-avatar {
  width: 100%;
  aspect-ratio: 1/1;
  display: grid;
  place-items: center;
  font-size: clamp(56px,8vw,80px);
  position: relative;
}
.star-avatar.a1 { background: linear-gradient(135deg,#ff4757,#a55eea); }
.star-avatar.a2 { background: linear-gradient(135deg,#26de81,#4dd0e1); }
.star-avatar.a3 { background: linear-gradient(135deg,#ffa502,#ff4757); }
.star-avatar.a4 { background: linear-gradient(135deg,#a55eea,#4dd0e1); }
.star-avatar.a5 { background: linear-gradient(135deg,#ee3344,#ffa502); }
.star-avatar.a6 { background: linear-gradient(135deg,#8854d0,#26de81); }
.star-avatar.a7 { background: linear-gradient(135deg,#4dd0e1,#ff6b35); }
.star-avatar.a8 { background: linear-gradient(135deg,#ff4757,#26de81); }
.star-card .star-body { padding: var(--sp-4); }
.star-card .star-name { font-weight: 700; color: var(--text-100); margin-bottom: 4px; }
.star-card .star-meta { font-size: var(--fs-12); color: var(--text-40); }
.star-card .star-tags {
  display: flex; flex-wrap: wrap; gap: 4px; justify-content: center;
  margin-top: var(--sp-3);
}

/* ---------- 16. 下载页 ---------- */
.app-preview {
  position: relative;
  width: 280px;
  height: 560px;
  margin: 0 auto;
  background: linear-gradient(135deg,#1a0a14,#0d0d18);
  border-radius: 36px;
  border: 10px solid var(--ink-700);
  box-shadow: var(--shadow-lg), 0 0 80px rgba(255,71,87,.25);
  overflow: hidden;
}
.app-notch {
  position: absolute;
  top: 12px; left: 50%;
  transform: translateX(-50%);
  width: 100px; height: 22px;
  background: var(--ink-700);
  border-radius: 12px;
  z-index: 5;
}
.app-screen {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 20%, rgba(255,71,87,.3), transparent 50%),
    var(--ink-900);
  padding: 50px 16px 16px;
}
.app-statusbar {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-60);
  font-family: "SF Mono",monospace;
  margin-bottom: 14px;
}
.app-hero {
  background: var(--grad-hot);
  border-radius: 14px;
  padding: 12px;
  margin-bottom: 10px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
}
.app-mini-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  padding: 8px 10px;
  margin-bottom: 6px;
  font-size: 10px;
  color: var(--text-80);
  display: flex;
  align-items: center;
  gap: 8px;
}
.app-mini-emoji {
  width: 28px; height: 28px;
  border-radius: 8px;
  display: grid; place-items: center;
  font-size: 16px;
  flex-shrink: 0;
}
.app-bar {
  position: absolute;
  bottom: 8px; left: 50%;
  transform: translateX(-50%);
  width: 100px; height: 4px;
  background: var(--text-20);
  border-radius: 4px;
}

.qr {
  width: 180px; height: 180px;
  background: #fff;
  padding: 10px;
  border-radius: var(--r-md);
  display: grid;
  place-items: center;
}
.qr svg { width: 100%; height: 100%; }

/* ---------- 17. 计数器 ---------- */
.counter {
  font-family: "SF Mono","JetBrains Mono",monospace;
  font-variant-numeric: tabular-nums;
}

/* ---------- 18. Footer ---------- */
.footer {
  margin-top: var(--sp-20);
  padding: var(--sp-12) 0 var(--sp-8);
  border-top: 1px solid rgba(255,255,255,.06);
  background: linear-gradient(180deg, transparent, rgba(13,13,24,.5));
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--sp-8);
  margin-bottom: var(--sp-8);
}
.footer-brand .desc {
  color: var(--text-60);
  font-size: var(--fs-14);
  margin: var(--sp-4) 0;
  max-width: 320px;
}
.footer-col h4 {
  font-size: var(--fs-13);
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-40);
  margin-bottom: var(--sp-4);
}
.footer-col ul li { margin-bottom: var(--sp-3); }
.footer-col a {
  color: var(--text-60);
  font-size: var(--fs-14);
}
.footer-col a:hover { color: var(--hot-300); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--sp-6);
  border-top: 1px solid rgba(255,255,255,.06);
  color: var(--text-40);
  font-size: var(--fs-12);
  flex-wrap: wrap;
  gap: var(--sp-3);
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-6); }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- 19. 浮动下载按钮 ---------- */
.float-download {
  position: fixed;
  right: var(--sp-5);
  bottom: var(--sp-5);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 14px 20px;
  border-radius: var(--r-full);
  background: var(--grad-hot);
  color: #fff;
  font-weight: 700;
  box-shadow: var(--shadow-hot);
  transition: transform .3s var(--ease);
  animation: bounce 3s ease-in-out infinite;
}
.float-download:hover { transform: scale(1.05); }
@keyframes bounce {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-6px); }
}

/* ---------- 20. 响应式 ---------- */
@media (max-width: 880px) {
  .nav-links {
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    background: rgba(7,7,13,.97);
    backdrop-filter: blur(20px);
    padding: var(--sp-6);
    gap: var(--sp-3);
    transform: translateY(-200%);
    transition: transform .35s var(--ease);
    border-bottom: 1px solid rgba(255,255,255,.06);
  }
  .nav-links.is-open { transform: translateY(0); }
  .nav-links a { width: 100%; padding: 14px; text-align: center; }
  .nav-toggle { display: inline-flex; }
  .nav-cta-desktop { display: none; }
  .live-clock-desktop { display: none; }
}
@media (max-width: 480px) {
  .nav-inner { padding: var(--sp-3) var(--sp-4); }
  .hero h1 { font-size: clamp(34px,9vw,52px); }
  .section { padding: var(--sp-16) 0; }
  .melon { padding: var(--sp-6); }
  .rank-item { padding: var(--sp-3) var(--sp-4); }
}

/* ---------- 21. 进入动画 ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.fade-up.in {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 22. 选择高亮 ---------- */
::selection {
  background: var(--hot-500);
  color: #fff;
}

/* ---------- 23. 滚动条美化 ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--ink-900); }
::-webkit-scrollbar-thumb { background: var(--ink-600); border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-500); }

/* ---------- 24. Skip link (SEO & 无障碍) ---------- */
.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--hot-500);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 var(--r-md) 0;
  z-index: 100;
}
.skip:focus { left: 0; }

/* ---------- 25. 打印 ---------- */
@media print {
  body::before, body::after { display: none; }
  .nav, .float-download, .footer { display: none; }
}