/* ================================================================
   萌萌音乐 · 官网样式
   配色：深空蓝底 + 蓝黄渐变主视觉
   ================================================================ */
:root {
  --bg: #060a14;
  --bg-2: #0a1120;
  --panel: var(--w05);
  --panel-2: var(--w08);
  --line: var(--w08);
  --line-2: var(--w16);
  --text: #eef2ff;
  --text-2: #a9b4cd;
  --text-3: #6f7c98;
  --text-strong: #ffffff;
  --nav-bg: rgba(6, 10, 20, 0.55);
  --code-bg: #05080f;
  --code-fg: #c8d4ea;
  --w02: rgba(255, 255, 255, 0.02);
  --w05: rgba(255, 255, 255, 0.05);
  --w08: rgba(255, 255, 255, 0.08);
  --w16: rgba(255, 255, 255, 0.16);
  --w30: rgba(255, 255, 255, 0.3);
  --blue: #3b82f6;
  --blue-2: #60a5fa;
  --blue-3: #93c5fd;
  --yellow: #facc15;
  --yellow-2: #fde68a;
  --radius: 18px;
  --radius-sm: 12px;
  --max: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

::selection { background: rgba(250, 204, 21, 0.28); color: #fff; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #070c17; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #2b4a86, #3a3a2a);
  border-radius: 8px;
  border: 2px solid #070c17;
}

/* ---------------- 背景层 ---------------- */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(1200px 700px at 50% -10%, #101c38 0%, transparent 60%),
    linear-gradient(180deg, #070c17 0%, #060a14 45%, #05080f 100%);
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}
.blob-a {
  width: 52vw; height: 52vw;
  left: -12vw; top: -14vw;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.75), rgba(37, 99, 235, 0) 70%);
  animation: float-a 20s ease-in-out infinite;
}
.blob-b {
  width: 40vw; height: 40vw;
  right: -8vw; top: 18vh;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.5), rgba(250, 204, 21, 0) 70%);
  animation: float-b 24s ease-in-out infinite;
}
@keyframes float-a {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(4vw, 6vh, 0) scale(1.08); }
}
@keyframes float-b {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-5vw, 4vh, 0) scale(1.12); }
}
.grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--w05) 1px, transparent 1px),
    linear-gradient(90deg, var(--w05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 72%);
}
.noise {
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------------- 导航 ---------------- */
.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 14px 24px;
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  background: var(--nav-bg);
  border-bottom: 0;
  transition: background 0.25s ease, box-shadow 0.25s ease;
}
.nav-wrap.scrolled { box-shadow: 0 14px 34px -26px rgba(0, 0, 0, 0.9); }
.nav {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 28px;
}
.brand { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand img {
  width: 38px; height: 38px;
  border-radius: 11px;
  box-shadow: 0 6px 18px rgba(59, 130, 246, 0.35);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text b { font-size: 16px; letter-spacing: 0.01em; }
.brand-text i {
  font-style: normal;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}

.nav-links { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav-links a {
  padding: 8px 13px;
  font-size: 14px;
  color: var(--text-2);
  border-radius: 9px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--text-strong); background: var(--w08); }
.nav-links a.on { color: var(--text-strong); background: rgba(59, 130, 246, 0.16); }
.nav-sep {
  width: 1px;
  height: 18px;
  margin: 0 8px;
  background: var(--w16);
  flex: none;
}
.nav-links a.nav-gh {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--yellow-2);
  font-weight: 600;
}
.nav-links a.nav-gh .ico-sm { width: 15px; height: 15px; }
.nav-links a.nav-gh .ext {
  font-style: normal;
  font-size: 11px;
  opacity: 0.65;
  transition: transform 0.2s, opacity 0.2s;
}
.nav-links a.nav-gh:hover { color: var(--yellow); background: rgba(250, 204, 21, 0.12); }
.nav-links a.nav-gh:hover .ext { transform: translate(1px, -1px); opacity: 1; }

.nav-right { margin-left: 14px; display: flex; align-items: center; gap: 12px; }
.ver-pill {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--yellow-2);
  background: rgba(250, 204, 21, 0.1);
  border: 1px solid rgba(250, 204, 21, 0.25);
}
.nav-toggle { display: none; background: none; border: 0; padding: 8px; }
.nav-toggle span {
  display: block;
  width: 20px; height: 2px;
  background: var(--text-strong);
  margin: 4px 0;
  border-radius: 2px;
  opacity: 0.8;
}

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  padding: 11px 20px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: transform 0.18s, box-shadow 0.25s, background 0.25s, border-color 0.25s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn .ico { width: 18px; height: 18px; }
.btn .ico-sm { width: 15px; height: 15px; }

.btn-grad {
  background: linear-gradient(100deg, var(--blue) 0%, #7fa8ff 42%, var(--yellow) 100%);
  color: #08101f;
  font-weight: 800;
  box-shadow: 0 10px 30px -10px rgba(59, 130, 246, 0.85);
}
.btn-grad:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -12px rgba(59, 130, 246, 0.95), 0 0 0 1px rgba(250, 204, 21, 0.35) inset;
}
.btn-ghost {
  background: var(--w05);
  border-color: var(--line-2);
  color: var(--text);
}
.btn-ghost:hover { background: var(--w08); border-color: var(--w30); }
.btn-dark { background: #08101f; color: #fff; }
.btn-dark:hover { transform: translateY(-2px); box-shadow: 0 14px 34px -12px rgba(0, 0, 0, 0.7); }
.btn-outline { border-color: rgba(8, 16, 31, 0.35); color: #08101f; }
.btn-outline:hover { background: rgba(8, 16, 31, 0.1); }
.btn-sm { padding: 8px 14px; font-size: 13px; border-radius: 10px; }
.btn-lg { padding: 14px 26px; font-size: 15px; border-radius: 14px; }

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  padding: 74px 24px 30px;
}
.hero-glow {
  position: absolute;
  width: 620px; height: 620px;
  right: 2%; top: -120px;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.18), transparent 62%);
  filter: blur(30px);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr 1.12fr;
  gap: 46px;
  align-items: center;
}
.hero-brand {
  display: flex;
  align-items: center;
  gap: 13px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}
.hero-logo {
  width: 58px;
  height: 58px;
  border-radius: 17px;
  padding: 3px;
  display: grid;
  place-items: center;
  flex: none;
  background: linear-gradient(145deg, rgba(59, 130, 246, 0.9), rgba(250, 204, 21, 0.9));
  box-shadow: 0 14px 34px -12px rgba(59, 130, 246, 0.75), 0 0 0 1px var(--w08) inset;
}
.hero-logo img {
  width: 100%;
  height: 100%;
  border-radius: 14px;
  object-fit: cover;
  background: #08101f;
}
.hero-brand-text { display: flex; flex-direction: column; line-height: 1.25; margin-right: 4px; }
.hero-brand-text b { font-size: 20px; font-weight: 900; letter-spacing: -0.01em; }
.hero-brand-text i {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--blue-3);
  padding: 7px 14px 7px 11px;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.28);
}
.pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 0 0 rgba(250, 204, 21, 0.7);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(250, 204, 21, 0.6); }
  70% { box-shadow: 0 0 0 9px rgba(250, 204, 21, 0); }
  100% { box-shadow: 0 0 0 0 rgba(250, 204, 21, 0); }
}

.hero-title {
  margin: 20px 0 18px;
  font-size: clamp(34px, 4.5vw, 60px);
  line-height: 1.14;
  letter-spacing: -0.025em;
  font-weight: 900;
}
.grad-text {
  background: linear-gradient(102deg, #ffffff 0%, var(--blue-3) 26%, var(--blue-2) 52%, var(--yellow) 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-desc {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-2);
  max-width: 520px;
}
.hero-actions { display: flex; gap: 12px; margin: 30px 0 26px; flex-wrap: wrap; }

.hero-meta { display: flex; gap: 30px; flex-wrap: wrap; }
.hero-meta li { display: flex; flex-direction: column; gap: 1px; }
.hero-meta b { font-size: 17px; font-weight: 800; letter-spacing: -0.01em; }
.hero-meta span { font-size: 11px; color: var(--text-3); letter-spacing: 0.04em; }

/* 展示图 */
.hero-visual { position: relative; perspective: 1600px; }
.shot-frame {
  position: relative;
  border-radius: 20px;
  padding: 8px;
  background: linear-gradient(150deg, var(--w16), var(--w02) 45%, rgba(250, 204, 21, 0.14));
  border: 1px solid var(--w16);
  box-shadow:
    0 50px 90px -30px rgba(0, 0, 0, 0.9),
    0 0 70px -20px rgba(59, 130, 246, 0.5);
  transform: rotateY(-7deg) rotateX(4deg) translateZ(0);
  transition: transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
  animation: float-shot 9s ease-in-out infinite;
}
.hero-visual:hover .shot-frame { transform: rotateY(0) rotateX(0) scale(1.01); }
@keyframes float-shot {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -12px; }
}
.shot {
  width: 100%;
  border-radius: 14px;
  display: block;
}
.shot-glow {
  position: absolute;
  inset: auto -10% -16% 12%;
  height: 46%;
  background: radial-gradient(ellipse at center, rgba(250, 204, 21, 0.35), transparent 70%);
  filter: blur(38px);
  z-index: -1;
}
.shot-tag {
  position: absolute;
  left: -14px;
  bottom: 22px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  padding: 8px 13px;
  border-radius: 999px;
  color: #08101f;
  background: linear-gradient(100deg, var(--yellow-2), var(--yellow));
  box-shadow: 0 10px 26px -8px rgba(250, 204, 21, 0.6);
}
.shot-tag .ico-sm { width: 14px; height: 14px; }
.hero-ring {
  position: absolute;
  inset: -8% -6% -10% -4%;
  border-radius: 50%;
  border: 1px solid rgba(59, 130, 246, 0.18);
  z-index: -2;
  pointer-events: none;
}

/* ---------------- 数字条 ---------------- */
.stats {
  max-width: var(--max);
  margin: 34px auto 0;
  padding: 22px 26px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--w08), var(--w02));
  border: 1px solid var(--line);
}
.stat { text-align: center; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat b {
  display: block;
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(100deg, #fff, var(--yellow));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat span { font-size: 12px; color: var(--text-3); }

/* ---------------- 通用区块 ---------------- */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 92px 24px 10px;
}
.section.narrow { max-width: 860px; }
.section-head { max-width: 640px; margin-bottom: 42px; }
.sec-kicker {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.24em;
  color: var(--yellow);
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: clamp(26px, 3.1vw, 40px);
  line-height: 1.22;
  letter-spacing: -0.022em;
  font-weight: 900;
  margin-bottom: 12px;
}
.section-head p { color: var(--text-2); font-size: 15px; }
.center { text-align: center; }
.mt-32 { margin-top: 32px; }

/* ---------------- 功能卡片 ---------------- */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feat {
  position: relative;
  display: flex;
  gap: 15px;
  padding: 22px 20px 24px;
  border-radius: var(--radius);
  background: linear-gradient(170deg, var(--w08), var(--w02));
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.feat:hover {
  transform: translateY(-4px);
  border-color: rgba(96, 165, 250, 0.38);
  box-shadow: 0 24px 50px -26px rgba(59, 130, 246, 0.75);
}
.feat-line {
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--yellow));
  opacity: 0;
  transition: opacity 0.3s;
}
.feat:hover .feat-line { opacity: 1; }
.feat-ico {
  flex-shrink: 0;
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: var(--blue-3);
  background: linear-gradient(150deg, rgba(59, 130, 246, 0.22), rgba(250, 204, 21, 0.1));
  border: 1px solid rgba(96, 165, 250, 0.24);
}
.feat-ico .ico { width: 23px; height: 23px; }
.feat h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15.5px;
  font-weight: 800;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.feat-badge {
  font-style: normal;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  color: #08101f;
  background: linear-gradient(100deg, var(--yellow-2), var(--yellow));
}
.feat p { font-size: 13.5px; line-height: 1.72; color: var(--text-2); }

/* ---------------- 界面预览 ---------------- */
.screen-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 24px;
  align-items: start;
}
.screen-frame {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line-2);
  box-shadow: 0 34px 70px -34px rgba(0, 0, 0, 0.95);
  background: #0b1120;
}
.screen-frame img { width: 100%; transition: transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1); }
.screen:hover .screen-frame img { transform: scale(1.03); }
.screen figcaption { padding: 14px 4px 0; display: flex; flex-direction: column; gap: 3px; }
.screen figcaption b { font-size: 14px; }
.screen figcaption span { font-size: 12.5px; color: var(--text-3); }
.screen:nth-child(2) { margin-top: 54px; }

/* ---------------- 时间线 ---------------- */
.timeline { position: relative; padding-left: 26px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 4px; top: 8px; bottom: 12px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--blue), rgba(250, 204, 21, 0.85) 55%, rgba(250, 204, 21, 0));
}
.tl-item { position: relative; padding: 0 0 34px 4px; }
.tl-dot {
  position: absolute;
  left: -26px; top: 7px;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 0 4px rgba(250, 204, 21, 0.14), 0 0 16px rgba(250, 204, 21, 0.6);
  transform: translateX(-0.5px);
}
.tl-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.tl-ver {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #08101f;
  padding: 3px 10px;
  border-radius: 7px;
  background: linear-gradient(100deg, var(--blue-3), #dbeafe);
}
.tag-force {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  color: #ffd7d7;
  background: rgba(239, 68, 68, 0.18);
  border: 1px solid rgba(239, 68, 68, 0.35);
}
.tl-date { font-size: 12px; color: var(--text-3); }
.tl-title { font-size: 17px; font-weight: 800; margin: 8px 0 10px; letter-spacing: -0.01em; }
.tl-notes { display: flex; flex-direction: column; gap: 5px; }
.tl-notes li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  color: var(--text-2);
}
.tl-notes li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: rgba(96, 165, 250, 0.8);
}

/* ---------------- FAQ ---------------- */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq {
  border-radius: 14px;
  background: var(--w05);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: border-color 0.25s, background 0.25s;
}
.faq[open] { background: rgba(59, 130, 246, 0.07); border-color: rgba(96, 165, 250, 0.28); }
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 20px;
  font-size: 14.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary i {
  flex-shrink: 0;
  width: 16px; height: 16px;
  position: relative;
  transition: transform 0.3s;
}
.faq summary i::before,
.faq summary i::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  background: var(--yellow);
  border-radius: 2px;
  transform: translate(-50%, -50%);
}
.faq summary i::before { width: 12px; height: 2px; }
.faq summary i::after { width: 2px; height: 12px; transition: opacity 0.3s; }
.faq[open] summary i { transform: rotate(90deg); }
.faq[open] summary i::after { opacity: 0; }
.faq p { padding: 0 20px 18px; font-size: 13.5px; line-height: 1.8; color: var(--text-2); }

/* ---------------- CTA ---------------- */
.cta {
  position: relative;
  border-radius: 26px;
  padding: 2px;
  background: linear-gradient(120deg, var(--blue) 0%, #8ab4ff 40%, var(--yellow) 100%);
  overflow: hidden;
}
.cta-inner {
  position: relative;
  border-radius: 24px;
  padding: 54px 48px;
  background:
    radial-gradient(600px 220px at 15% 0%, rgba(255, 255, 255, 0.55), transparent 62%),
    linear-gradient(120deg, #2563eb 0%, #3b82f6 36%, #facc15 100%);
  text-align: center;
  color: #06101f;
  z-index: 1;
}
.cta-inner h2 {
  font-size: clamp(25px, 3vw, 36px);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}
.cta-inner p { font-size: 14.5px; color: rgba(6, 16, 31, 0.72); margin-bottom: 26px; }
.cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cta-orb {
  position: absolute;
  right: -60px; bottom: -90px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: var(--w30);
  filter: blur(40px);
}

/* ---------------- 页脚 ---------------- */
.footer {
  margin-top: 96px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--w02), transparent);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 46px 24px 30px;
  display: grid;
  grid-template-columns: 1.1fr 1.6fr;
  gap: 40px;
}
.footer-brand { display: flex; gap: 13px; align-items: flex-start; }
.footer-brand img { width: 40px; height: 40px; border-radius: 11px; }
.footer-brand b { font-size: 15px; }
.footer-brand p { font-size: 12.5px; color: var(--text-3); margin-top: 4px; max-width: 260px; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.footer-col { display: flex; flex-direction: column; gap: 9px; }
.footer-col h5 { font-size: 11px; letter-spacing: 0.16em; color: var(--text-3); font-weight: 800; margin-bottom: 2px; }
.footer-col a { font-size: 13px; color: var(--text-2); transition: color 0.2s; }
.footer-col a:hover { color: var(--yellow); }
.footer-col .muted { font-size: 12px; color: var(--text-3); }
.footer-bottom {
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px 24px 34px;
  border-top: 1px solid var(--w05);
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-3);
}
.footer-bottom a:hover { color: var(--yellow); }
.footer-bottom .dot { opacity: 0.5; }

/* ---------------- 滚动出现 ---------------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.75s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.75s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.reveal.in { opacity: 1; transform: none; }

/* ---------------- 更新日志页 ---------------- */
.page-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 64px 24px 8px;
}
.page-hero h1 {
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.page-hero p { color: var(--text-2); max-width: 600px; }
.log-list {
  max-width: 860px;
  margin: 46px auto 0;
  padding: 0 24px;
}
.log-card {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(170deg, var(--w08), var(--w02));
  padding: 26px 26px 22px;
  margin-bottom: 16px;
}
.log-card .tl-head { margin-bottom: 6px; }
.log-card h2 { font-size: 19px; font-weight: 800; margin: 6px 0 14px; letter-spacing: -0.015em; }
.log-card .tl-notes li { font-size: 14px; }

/* ---------------- 下载页 ---------------- */
.dl-grid {
  max-width: var(--max);
  margin: 42px auto 0;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.dl-card {
  position: relative;
  border-radius: 22px;
  padding: 30px 28px;
  border: 1px solid var(--line);
  background: linear-gradient(170deg, var(--w08), var(--w02));
  overflow: hidden;
}
.dl-card.main { border-color: rgba(96, 165, 250, 0.35); box-shadow: 0 30px 70px -40px rgba(59, 130, 246, 0.9); }
.dl-card h3 { font-size: 20px; font-weight: 900; margin-bottom: 6px; display: flex; align-items: center; gap: 9px; }
.dl-card .dl-sub { font-size: 13px; color: var(--text-2); min-height: 40px; }
.dl-meta { display: flex; gap: 18px; margin: 18px 0 24px; flex-wrap: wrap; }
.dl-meta div { font-size: 12px; color: var(--text-3); }
.dl-meta b { display: block; font-size: 14px; color: var(--text); font-weight: 700; }
.dl-card .btn { width: 100%; }
.dl-note {
  max-width: var(--max);
  margin: 26px auto 0;
  padding: 0 24px;
  font-size: 12.5px;
  color: var(--text-3);
  line-height: 1.9;
}
.pill-tip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  color: #08101f;
  background: linear-gradient(100deg, var(--yellow-2), var(--yellow));
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { order: 2; }
  .hero-desc { max-width: none; }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .screen-grid { grid-template-columns: 1fr; }
  .screen:nth-child(2) { margin-top: 0; }
  .footer-inner { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 820px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    position: absolute;
    left: 16px; right: 16px; top: 70px;
    flex-direction: column;
    padding: 10px;
    border-radius: 16px;
    background: rgba(10, 16, 30, 0.97);
    border: 1px solid var(--line-2);
    box-shadow: 0 30px 60px -20px #000;
  }
  .nav-toggle { display: block; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 18px 10px; }
  .stat:nth-child(2) { border-right: 0; }
  .dl-grid { grid-template-columns: 1fr; }
  .cta-inner { padding: 38px 24px; }
}
@media (max-width: 620px) {
  .nav-wrap { padding: 10px 14px; }
  .brand-text i { display: none; }
  .ver-pill { display: none; }
  .hero { padding-top: 44px; }
  .feat-grid { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .hero-meta { gap: 18px 24px; }
  .hero-meta b { font-size: 15px; }
  .section { padding-top: 64px; }
  .shot-frame { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------------- API 文档页 ---------------- */
.api-base {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding: 9px 10px 9px 14px;
  border-radius: 12px;
  background: var(--w05);
  border: 1px solid var(--line-2);
  flex-wrap: wrap;
}
.api-base .k {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--blue-3);
}
.api-base code {
  font-size: 13px;
  color: var(--yellow-2);
  word-break: break-all;
}
.copy-btn {
  margin-left: auto;
  padding: 5px 12px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--w08);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.18s;
  font-family: inherit;
}
.copy-btn:hover { color: var(--text-strong); border-color: var(--blue-2); background: rgba(59, 130, 246, 0.16); }
.copy-btn.done { color: #0b1220; background: var(--yellow); border-color: var(--yellow); }

.api-layout {
  max-width: var(--max);
  margin: 0 auto;
  padding: 54px 24px 10px;
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}
.api-toc {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 12px;
  border-radius: 16px;
  background: var(--w05);
  border: 1px solid var(--line);
}
.api-toc .toc-title {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--text-3);
  padding: 0 8px 8px;
}
.api-toc a {
  padding: 7px 9px;
  font-size: 13px;
  color: var(--text-2);
  border-radius: 8px;
  transition: all 0.16s;
}
.api-toc a:hover { color: var(--text-strong); background: rgba(59, 130, 246, 0.14); }

.api-body { display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.api-sec {
  padding: 24px 24px 26px;
  border-radius: 18px;
  background: var(--w05);
  border: 1px solid var(--line);
  scroll-margin-top: 92px;
}
.api-sec h2 { font-size: 19px; font-weight: 800; margin-bottom: 10px; }
.api-sec h3 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: 0.04em;
  margin: 20px 0 10px;
  text-transform: uppercase;
}
.api-sec p { font-size: 13.5px; line-height: 1.85; color: var(--text-2); }
.api-sec p code,
.api-sec li code {
  padding: 1px 6px;
  border-radius: 5px;
  font-size: 12.5px;
  color: var(--yellow-2);
  background: rgba(250, 204, 21, 0.1);
}
.ep-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.ep-head h2 { margin: 0; }
.method {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: 6px;
}
.method.get { color: #0b1220; background: var(--yellow); }
.ep-path { font-size: 12px; color: var(--text-3); }
.api-steps { margin: 12px 0; padding-left: 20px; list-style: decimal; }
.api-steps li { font-size: 13.5px; line-height: 1.9; color: var(--text-2); }
.api-tip {
  margin-top: 14px;
  padding: 11px 14px;
  border-radius: 10px;
  border-left: 3px solid var(--blue);
  background: rgba(59, 130, 246, 0.09);
  font-size: 12.5px !important;
}
.param-table {
  border-radius: 12px;
  border: 1px solid var(--line);
  overflow: hidden;
  font-size: 12.5px;
}
.pt-row {
  display: grid;
  grid-template-columns: 1.1fr 0.55fr 2.6fr;
  gap: 10px;
  padding: 9px 13px;
  border-top: 1px solid var(--line);
  color: var(--text-2);
  align-items: center;
}
.pt-row:first-child { border-top: 0; }
.pt-row:nth-child(even) { background: var(--w02); }
.pt-head {
  background: var(--w05) !important;
  font-weight: 700;
  color: var(--text-3);
  font-size: 11.5px;
  letter-spacing: 0.05em;
}
.pt-row code { color: var(--yellow-2); font-size: 12px; }
.code {
  position: relative;
  margin: 0 0 12px;
  padding: 15px 16px;
  border-radius: 12px;
  background: var(--code-bg);
  border: 1px solid var(--line-2);
  color: var(--code-fg);
  overflow: auto;
  max-height: 420px;
}
.code code {
  display: block;
  font-size: 12.3px;
  line-height: 1.75;
  color: var(--code-fg);
  white-space: pre;
}
.code .copy-btn {
  position: absolute;
  top: 9px;
  right: 9px;
  background: var(--w08);
}
.code.flow code { color: #a9b8d4; }
.api-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px;
  border-radius: 18px;
  background: linear-gradient(100deg, rgba(59, 130, 246, 0.16), rgba(250, 204, 21, 0.12));
  border: 1px solid rgba(250, 204, 21, 0.22);
  flex-wrap: wrap;
}
.api-cta b { display: block; font-size: 15px; }
.api-cta span { font-size: 12.5px; color: var(--text-2); }
.inline-link { color: var(--yellow); text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 900px) {
  .api-layout { grid-template-columns: 1fr; padding-top: 34px; gap: 20px; }
  .api-toc { position: static; flex-direction: row; flex-wrap: wrap; gap: 4px; }
  .api-toc .toc-title { width: 100%; }
  .pt-row { grid-template-columns: 1fr; gap: 3px; }
  .pt-head { display: none; }
  .nav-sep { display: none; }
  .nav-links.open a.nav-gh { justify-content: flex-start; }
}

/* ================================================================
   导航增强：全部靠右 + 语言 + 主题开关
   ================================================================ */
.nav { gap: 18px; }
.nav-links { gap: 1px; }
.nav-links a {
  padding: 8px 12px;
  font-size: 13.5px;
  letter-spacing: 0.005em;
  text-decoration: none;
}
.nav-links a.nav-ext { display: inline-flex; align-items: center; gap: 3px; }
.nav-links a .ext {
  font-style: normal;
  font-size: 10.5px;
  opacity: 0.55;
  transition: transform 0.2s, opacity 0.2s;
}
.nav-links a.nav-ext:hover .ext { transform: translate(1px, -1px); opacity: 1; }

.nav-tools { display: flex; align-items: center; gap: 8px; margin-left: 8px; flex: none; }
.nav-sep { margin: 0 4px; }

.nav-ico-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 9px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--text-2);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: color 0.2s, background 0.2s;
}
.nav-ico-btn:hover { color: var(--text-strong); background: var(--w08); }
.nav-ico-btn .ico-sm { width: 15px; height: 15px; }
.nav-ico-btn .caret {
  width: 0; height: 0;
  border-left: 3.5px solid transparent;
  border-right: 3.5px solid transparent;
  border-top: 4px solid currentColor;
  opacity: 0.55;
  margin-left: 1px;
}
.nav-lang { position: relative; }
.lang-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 138px;
  padding: 6px;
  border-radius: 13px;
  background: var(--menu-bg);
  border: 1px solid var(--line-2);
  box-shadow: 0 22px 48px -20px rgba(0, 0, 0, 0.75);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 60;
}
.nav-lang.open .lang-menu,
.nav-lang:hover .lang-menu,
.nav-lang:focus-within .lang-menu { opacity: 1; visibility: visible; transform: none; }
.lang-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-2);
}
.lang-menu a:hover { color: var(--text-strong); background: var(--w08); }
.lang-menu a.on { color: var(--text-strong); background: rgba(59, 130, 246, 0.16); }
.lang-menu a.on::after { content: "✓"; font-size: 11px; color: var(--blue-2); }

.theme-switch { border: 0; background: none; padding: 0; display: inline-flex; flex: none; }
.ts-track {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 52px;
  height: 27px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--w05);
  border: 1px solid var(--line-2);
  transition: background 0.25s, border-color 0.25s;
}
.ts-thumb {
  position: absolute;
  left: 2px;
  top: 2px;
  width: 21px;
  height: 21px;
  border-radius: 50%;
  background: linear-gradient(140deg, #fde68a, #f59e0b);
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.55);
  transition: transform 0.3s cubic-bezier(0.4, 1.2, 0.5, 1), background 0.3s, box-shadow 0.3s;
  z-index: 1;
}
html[data-theme="dark"] .ts-thumb {
  transform: translateX(25px);
  background: radial-gradient(circle at 34% 28%, #33415c, #0b1220 78%);
  box-shadow: 0 0 0 1px rgba(165, 185, 220, 0.5), 0 3px 10px rgba(0, 0, 0, 0.65);
}
.ts-sun, .ts-moon { display: inline-flex; position: relative; z-index: 2; line-height: 0; }
.ts-sun .ico-xs, .ts-moon .ico-xs { width: 13px; height: 13px; }
.ts-sun { color: var(--text-3); }
.ts-moon { color: var(--text-3); }
html[data-theme="light"] .ts-sun { color: #ffffff; }
html[data-theme="light"] .ts-moon { color: var(--text-3); }
html[data-theme="dark"] .ts-sun { color: var(--text-3); }
html[data-theme="dark"] .ts-moon { color: #edf3ff; }

.nav-dl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  color: #08101f;
  background: linear-gradient(100deg, var(--blue), #7fa8ff 45%, var(--yellow));
  box-shadow: 0 8px 20px -10px rgba(59, 130, 246, 0.9);
  transition: transform 0.18s, box-shadow 0.2s;
}
.nav-dl:hover { transform: translateY(-1px); box-shadow: 0 12px 24px -10px rgba(59, 130, 246, 1); }
.nav-links a.nav-dl { color: #08101f; padding: 0; }
.nav-links a.nav-dl:hover { color: #08101f; background: none; transform: translateY(-1px); }
.nav-dl .ico-sm { width: 16px; height: 16px; stroke-width: 2; }

/* 按钮统一去掉多余下划线 / 细描边 */
.btn, .btn:hover, .btn:focus, .nav-links a, .footer-col a, .mini-link { text-decoration: none; }
.btn { border-bottom: 0; }
.btn-grad:hover { box-shadow: 0 16px 40px -12px rgba(59, 130, 246, 0.95); }

.hero-copy, .hero-visual, .hero-grid { min-width: 0; }
.hero-title { overflow-wrap: anywhere; }

/* ================================================================
   关于页
   ================================================================ */
.about-main { position: relative; }
.meteor-field {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.9;
}
.about-hero { padding-bottom: 0; }
.about-wrap {
  max-width: 1020px;
  margin: 0 auto;
  padding: 40px 24px 90px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.author-card {
  position: relative;
  display: flex;
  gap: 28px;
  align-items: center;
  padding: 30px 32px;
  border-radius: 22px;
  background: linear-gradient(170deg, var(--w08), var(--w02));
  border: 1px solid var(--line);
  overflow: hidden;
}
.author-card::before {
  content: "";
  position: absolute;
  right: -80px; top: -80px;
  width: 240px; height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.22), transparent 66%);
  filter: blur(10px);
}
.author-ava { position: relative; width: 104px; height: 104px; flex: none; }
.author-ava img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--line-2);
  background: var(--bg-2);
}
.ava-ring {
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--blue), var(--yellow), var(--blue));
  filter: blur(9px);
  opacity: 0.5;
  z-index: -1;
  animation: ring-spin 14s linear infinite;
}
@keyframes ring-spin { to { transform: rotate(360deg); } }
.author-body { min-width: 0; }
.author-kicker {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.22em;
  color: var(--yellow);
}
.author-body h2 { font-size: 26px; font-weight: 900; letter-spacing: -0.02em; margin: 4px 0 2px; }
.author-role { font-size: 12.5px; color: var(--text-3); }
.author-bio { font-size: 14px; line-height: 1.85; color: var(--text-2); margin: 12px 0 16px; max-width: 560px; }
.author-links { display: flex; gap: 8px; flex-wrap: wrap; }
.mini-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 9px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--w05);
  border: 1px solid var(--line);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.mini-link .ico-sm { width: 14px; height: 14px; }
a.mini-link:hover { color: var(--yellow-2); border-color: rgba(250, 204, 21, 0.35); background: rgba(250, 204, 21, 0.08); }

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  border-radius: 18px;
  background: var(--line);
  border: 1px solid var(--line);
  overflow: hidden;
}
.as-item { padding: 20px 10px; text-align: center; background: var(--bg-2); }
.as-item b {
  display: block;
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(100deg, var(--text), var(--yellow));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.as-item span { font-size: 11.5px; color: var(--text-3); letter-spacing: 0.04em; }

.about-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; align-items: start; }
.panel-card {
  padding: 26px 26px 24px;
  border-radius: 20px;
  background: linear-gradient(170deg, var(--w08), var(--w02));
  border: 1px solid var(--line);
}
.panel-head { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.panel-ico {
  flex: none;
  width: 42px; height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: var(--blue-2);
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.25);
}
.panel-ico.warn { color: var(--yellow-2); background: rgba(250, 204, 21, 0.1); border-color: rgba(250, 204, 21, 0.28); }
.panel-ico .ico { width: 20px; height: 20px; }
.panel-head h3 { font-size: 16px; font-weight: 800; letter-spacing: -0.01em; }
.panel-head p { font-size: 12.5px; color: var(--text-3); margin-top: 3px; line-height: 1.7; }

.inside-list { display: flex; flex-direction: column; gap: 0; }
.inside-list li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px 0 12px 16px;
  border-top: 1px solid var(--line);
  position: relative;
}
.inside-list li:first-child { border-top: 0; padding-top: 4px; }
.inside-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 18px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 8px rgba(250, 204, 21, 0.7);
}
.inside-list li:first-child::before { top: 10px; }
.inside-list b { font-size: 13.5px; }
.inside-list span { font-size: 12.5px; line-height: 1.75; color: var(--text-2); }

.tech-tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 4px 0 18px; }
.tech-tag {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 5px 11px;
  border-radius: 8px;
  color: var(--text-2);
  background: var(--w05);
  border: 1px solid var(--line);
}
.tech-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.tech-meta div {
  padding: 12px;
  border-radius: 12px;
  background: var(--w02);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.tech-meta b { font-size: 13.5px; font-weight: 800; }
.tech-meta span { font-size: 10.5px; color: var(--text-3); letter-spacing: 0.03em; }

.repo-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 28px;
  border-radius: 20px;
  background:
    radial-gradient(420px 180px at 92% 10%, rgba(250, 204, 21, 0.12), transparent 70%),
    linear-gradient(120deg, rgba(59, 130, 246, 0.08), var(--w02));
  border: 1px solid var(--line-2);
  flex-wrap: wrap;
}
.repo-left { display: flex; gap: 16px; align-items: flex-start; min-width: 0; }
.repo-ico {
  flex: none;
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: var(--text-strong);
  background: var(--w08);
  border: 1px solid var(--line-2);
}
.repo-ico .ico { width: 22px; height: 22px; }
.repo-card h3 { font-size: 16px; font-weight: 800; margin-bottom: 4px; }
.repo-card p { font-size: 12.5px; color: var(--text-2); line-height: 1.75; max-width: 480px; }
.repo-url {
  display: inline-block;
  margin-top: 9px;
  font-size: 12px;
  color: var(--yellow-2);
  word-break: break-all;
}
.repo-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.repo-hint { font-size: 12px; color: var(--text-3); max-width: 260px; line-height: 1.7; }

.disclaimer-card {
  padding: 28px 30px 24px;
  border-radius: 20px;
  background: linear-gradient(170deg, rgba(250, 204, 21, 0.07), var(--w02));
  border: 1px solid rgba(250, 204, 21, 0.22);
}
.disc-list { counter-reset: d; display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.disc-list li {
  position: relative;
  padding-left: 30px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--text-2);
}
.disc-list li::before {
  counter-increment: d;
  content: counter(d, decimal-leading-zero);
  position: absolute;
  left: 0; top: 2px;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--yellow);
  opacity: 0.75;
}
.disc-foot { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }

/* ================================================================
   开发部署页补充
   ================================================================ */
.doc-list { display: flex; flex-direction: column; gap: 8px; margin: 12px 0; }
.doc-list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-2);
}
.doc-list li::before {
  content: "";
  position: absolute;
  left: 2px; top: 11px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--blue-2);
}
.doc-list b { color: var(--text); }
.faq-list.inline { gap: 8px; }
.faq-list.inline .faq summary { padding: 13px 16px; font-size: 13.5px; }

/* ================================================================
   响应式补充
   ================================================================ */
@media (max-width: 1120px) {
  .nav-links a { padding: 8px 9px; font-size: 13px; }
  .nav { gap: 12px; }
}
@media (max-width: 1000px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    position: absolute;
    left: 16px; right: 16px; top: 66px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px;
    border-radius: 16px;
    background: var(--menu-bg);
    border: 1px solid var(--line-2);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.7);
    max-height: calc(100vh - 90px);
    overflow: auto;
  }
  .nav-links.open a { padding: 11px 12px; font-size: 14px; }
  .nav-links.open .nav-sep { display: none; }
  .nav-links.open .nav-tools {
    margin: 8px 0 0;
    padding-top: 10px;
    border-top: 1px solid var(--line);
    justify-content: flex-start;
    gap: 14px;
  }
  .nav-toggle { display: block; margin-left: auto; }
  .about-grid { grid-template-columns: 1fr; }
  .repo-card { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 620px) {
  .nav-links.open { top: 60px; }
  .author-card { flex-direction: column; text-align: center; align-items: center; }
  .author-bio { margin-left: auto; margin-right: auto; }
  .author-links { justify-content: center; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .tech-meta { grid-template-columns: 1fr; }
  .repo-actions { width: 100%; }
  .disclaimer-card { padding: 22px 18px; }
}

.css-test-anchor { display: none; }

/* ================================================================
   浅色主题
   ================================================================ */
:root { --menu-bg: #0c1424; }

html[data-theme="light"] {
  --bg: #f4f7fd;
  --bg-2: #ffffff;
  --panel: rgba(15, 23, 42, 0.035);
  --panel-2: rgba(15, 23, 42, 0.06);
  --line: rgba(15, 23, 42, 0.09);
  --line-2: rgba(15, 23, 42, 0.15);
  --text: #0d1526;
  --text-2: #46516a;
  --text-3: #78839a;
  --text-strong: #0b1220;
  --nav-bg: rgba(255, 255, 255, 0.78);
  --menu-bg: #ffffff;
  --code-bg: #f1f4fa;
  --code-fg: #1e293b;
  --w02: rgba(15, 23, 42, 0.02);
  --w05: rgba(15, 23, 42, 0.035);
  --w08: rgba(15, 23, 42, 0.06);
  --w16: rgba(15, 23, 42, 0.12);
  --w30: rgba(15, 23, 42, 0.2);
  --blue-2: #2563eb;
  --blue-3: #1d4ed8;
}

html[data-theme="light"] .bg-layer {
  background:
    radial-gradient(1100px 660px at 52% -12%, #e6edff 0%, transparent 62%),
    linear-gradient(180deg, #f7f9fe 0%, #f2f5fc 55%, #eef2fa 100%);
}
html[data-theme="light"] .blob { opacity: 0.34; }
html[data-theme="light"] .blob-b { opacity: 0.28; }
html[data-theme="light"] .grid { opacity: 0.5; }
html[data-theme="light"] .noise { opacity: 0.022; }
html[data-theme="light"] .nav-wrap.scrolled { box-shadow: 0 12px 30px -24px rgba(15, 23, 42, 0.5); }
html[data-theme="light"] .brand img { box-shadow: 0 6px 16px rgba(59, 130, 246, 0.22); }
html[data-theme="light"] .nav-sep { background: var(--w16); }
html[data-theme="light"] .nav-links a:hover { background: var(--w08); }
html[data-theme="light"] .nav-links a.on { background: rgba(37, 99, 235, 0.1); color: #1d4ed8; }
html[data-theme="light"] .ts-sun { color: #a16207; }
html[data-theme="light"] .ts-moon { color: var(--text-3); }

html[data-theme="light"] .grad-text {
  background: linear-gradient(102deg, #0d1526 0%, #2563eb 34%, #1d4ed8 62%, #d97706 96%);
  -webkit-background-clip: text;
  background-clip: text;
}
html[data-theme="light"] .stat b,
html[data-theme="light"] .as-item b {
  background: linear-gradient(100deg, #0d1526, #b45309);
  -webkit-background-clip: text;
  background-clip: text;
}
html[data-theme="light"] .sec-kicker,
html[data-theme="light"] .author-kicker { color: #b45309; }
html[data-theme="light"] .disc-list li::before { color: #b45309; }
html[data-theme="light"] .eyebrow { color: #1d4ed8; background: rgba(37, 99, 235, 0.08); border-color: rgba(37, 99, 235, 0.2); }
html[data-theme="light"] .screen-frame { background: #e9eef8; box-shadow: 0 26px 56px -34px rgba(15, 23, 42, 0.4); }
html[data-theme="light"] .shot-frame { box-shadow: 0 40px 70px -34px rgba(15, 23, 42, 0.35), 0 0 60px -26px rgba(59, 130, 246, 0.45); }
html[data-theme="light"] .hero-logo img { background: #ffffff; }
html[data-theme="light"] .feat:hover { box-shadow: 0 24px 46px -30px rgba(15, 23, 42, 0.4); }
html[data-theme="light"] .api-base code,
html[data-theme="light"] .api-sec p code,
html[data-theme="light"] .api-sec li code,
html[data-theme="light"] .pt-row code,
html[data-theme="light"] .repo-url { color: #a16207; }
html[data-theme="light"] .repo-url { color: #b45309; }
html[data-theme="light"] .code .copy-btn { background: rgba(15, 23, 42, 0.06); border-color: var(--line-2); }
html[data-theme="light"] .code .copy-btn:hover { background: rgba(37, 99, 235, 0.12); }
html[data-theme="light"] .footer-col a:hover { color: #b45309; }
html[data-theme="light"] .mini-link:hover { color: #b45309; }
html[data-theme="light"] .btn-ghost { background: #ffffff; border-color: var(--line-2); }
html[data-theme="light"] .btn-ghost:hover { background: #f3f6fd; border-color: rgba(15, 23, 42, 0.24); }
html[data-theme="light"] .btn-dark { background: #0f172a; color: #ffffff; }
html[data-theme="light"] .faq[open] { background: rgba(37, 99, 235, 0.05); border-color: rgba(37, 99, 235, 0.22); }
html[data-theme="light"] .lang-menu { box-shadow: 0 22px 44px -22px rgba(15, 23, 42, 0.4); }
html[data-theme="light"] ::selection { background: rgba(37, 99, 235, 0.18); color: #0d1526; }
html[data-theme="light"] ::-webkit-scrollbar-track { background: #eef2fa; }
html[data-theme="light"] ::-webkit-scrollbar-thumb { background: linear-gradient(180deg, #c7d5ee, #e2d3a8); border-color: #eef2fa; }
html[data-theme="light"] .meteor-field { opacity: 0.55; }

/* 图标基础尺寸（局部规则可覆盖） */
.ico { width: 18px; height: 18px; flex: none; }
.ico-sm { width: 14px; height: 14px; flex: none; }
.ico-xs { width: 12px; height: 12px; flex: none; }