/* ==========================================================================
   享月科技 Xiangyue Tech — 主样式
   主题：深色夜空 · 月光金 + 星野青
   ========================================================================== */

:root {
  --bg-deep: #050d0d;
  --bg: #061412;
  --bg-soft: #081a17;
  --bg-card: rgba(255, 255, 255, 0.035);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #eef6f3;
  --text-mid: rgba(238, 246, 243, 0.72);
  --text-dim: rgba(238, 246, 243, 0.48);
  --teal: #5fbfbb;
  --teal-bright: #0cd3cc;
  --teal-deep: #089e9a;
  --gold: #ffd932;
  --gold-soft: #ffe08a;
  --pink: #ff7a9c;
  --grad-teal: linear-gradient(135deg, #0cd3cc 0%, #089e9a 100%);
  --grad-gold: linear-gradient(135deg, #ffe08a 0%, #ffd932 100%);
  --radius: 18px;
  --radius-sm: 12px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  /* 微信/移动端适配 */
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  -webkit-tap-highlight-color: transparent;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
::selection { background: rgba(255, 217, 50, 0.25); }

.container { width: min(1180px, 92vw); margin: 0 auto; }

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  padding: 13px 26px;
  border: 1px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--grad-gold);
  color: #171204;
  box-shadow: 0 8px 30px rgba(255, 217, 50, 0.22);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(255, 217, 50, 0.35); }
.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-strong);
  color: var(--text);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal-bright); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-lg { padding: 16px 34px; font-size: 16px; }
.btn-sm { padding: 10px 20px; font-size: 14px; }
.btn-block { width: 100%; }

/* ---------- 导航 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(5, 13, 13, 0.82);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--line);
}
.nav-wrap { display: flex; align-items: center; gap: 28px; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-mark { filter: drop-shadow(0 0 10px rgba(255, 217, 50, 0.45)); }
.brand-name { font-size: 21px; font-weight: 800; letter-spacing: 0.04em; }
.brand-name em { font-style: normal; color: var(--gold); }

.main-nav { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.main-nav a {
  position: relative;
  padding: 8px 14px;
  font-size: 15px;
  color: var(--text-mid);
  border-radius: 8px;
  transition: color 0.2s ease;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.main-nav a:hover, .main-nav a.active { color: var(--text); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }

.nav-cta { margin-left: 8px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.nav-toggle span { display: block; width: 20px; height: 2px; margin: 0 auto; background: var(--text); border-radius: 2px; transition: 0.3s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 通用 Section ---------- */
.section { padding: 110px 0; position: relative; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--teal-bright);
  text-transform: uppercase;
}
.section-tag::before { content: ""; width: 22px; height: 1px; background: var(--teal-bright); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section-head .section-tag { justify-content: center; }
.section-head .section-tag::after { content: ""; width: 22px; height: 1px; background: var(--teal-bright); }
.section-head h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; line-height: 1.35; letter-spacing: 0.01em; margin: 16px 0 14px; }
.section-sub { color: var(--text-mid); font-size: 16px; }
.pc-br { display: block; }

.gold { color: var(--gold); }
.gold-text { color: var(--gold); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 150px 0 110px;
  overflow: hidden;
  background:
    radial-gradient(1000px 560px at 50% -10%, rgba(12, 211, 204, 0.12), transparent 60%),
    radial-gradient(760px 420px at 85% 20%, rgba(255, 217, 50, 0.07), transparent 60%),
    var(--bg-deep);
}

.hero-bg { position: absolute; inset: 0; z-index: 0; }

.stars { position: absolute; inset: 0; }
.stars i {
  position: absolute;
  width: 2px; height: 2px;
  border-radius: 50%;
  background: #fff;
  opacity: 0.7;
  animation: twinkle 3s ease-in-out infinite;
}
.stars i:nth-child(3n) { width: 1px; height: 1px; opacity: 0.5; }
@keyframes twinkle { 0%, 100% { opacity: 0.25; } 50% { opacity: 0.9; } }

.moon-wrap { position: absolute; top: 90px; right: 8%; z-index: 1; }
.moon-glow {
  position: absolute;
  inset: -70px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 217, 50, 0.32), rgba(255, 217, 50, 0.06) 55%, transparent 72%);
  filter: blur(6px);
  animation: breathe 6s ease-in-out infinite;
}
@keyframes breathe { 0%, 100% { transform: scale(1); opacity: 0.85; } 50% { transform: scale(1.12); opacity: 1; } }

.moon {
  position: relative;
  width: 132px; height: 132px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 30%, #fff6d8, #ffe08a 45%, #f5c93a 80%, #e5b624 100%);
  box-shadow:
    inset -14px -10px 26px rgba(190, 140, 10, 0.35),
    0 0 60px rgba(255, 217, 50, 0.5),
    0 0 140px rgba(255, 217, 50, 0.28);
  animation: moonFloat 7s ease-in-out infinite;
}
@keyframes moonFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.moon .crater { position: absolute; border-radius: 50%; background: rgba(190, 140, 10, 0.28); }
.moon .c1 { width: 22px; height: 22px; top: 28px; left: 26px; }
.moon .c2 { width: 14px; height: 14px; top: 66px; left: 60px; }
.moon .c3 { width: 9px; height: 9px; top: 42px; left: 88px; }

.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(95, 191, 187, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 191, 187, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 75%);
}

.orbs span { position: absolute; border-radius: 50%; filter: blur(50px); opacity: 0.5; }
.orb-a { width: 340px; height: 340px; left: -120px; bottom: -80px; background: rgba(12, 211, 204, 0.35); }
.orb-b { width: 260px; height: 260px; right: -80px; top: 40%; background: rgba(255, 217, 50, 0.18); }
.orb-c { width: 200px; height: 200px; left: 30%; top: 55%; background: rgba(95, 191, 187, 0.2); }

.hero-inner { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid rgba(95, 191, 187, 0.35);
  background: rgba(12, 211, 204, 0.08);
  color: var(--teal-bright);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal-bright); box-shadow: 0 0 10px var(--teal-bright); animation: blink 2s ease-in-out infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.hero-title {
  margin: 26px auto 22px;
  font-size: clamp(40px, 6.4vw, 72px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.01em;
}
.hero-title em { font-style: normal; background: var(--grad-teal); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-title em.gold { background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; color: transparent; filter: drop-shadow(0 0 26px rgba(255, 217, 50, 0.35)); }

.hero-sub { color: var(--text-mid); font-size: clamp(15px, 1.8vw, 18px); max-width: 640px; margin: 0 auto; }

.hero-actions { display: flex; gap: 16px; justify-content: center; margin-top: 38px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  justify-content: center;
  gap: clamp(28px, 6vw, 84px);
  margin-top: 68px;
  flex-wrap: wrap;
}
.hero-stats .stat { text-align: center; }
.hero-stats dt {
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 800;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.hero-stats dd { font-size: 14px; color: var(--text-dim); margin-top: 4px; }

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 14px;
  z-index: 2;
}
.scroll-hint span {
  position: absolute;
  left: 50%; top: 8px;
  width: 4px; height: 8px;
  margin-left: -2px;
  border-radius: 3px;
  background: var(--gold);
  animation: scroll 1.8s ease-in-out infinite;
}
@keyframes scroll { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- 客户信任 ---------- */
.logos { padding: 44px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, 0.015); }
.logos-title { text-align: center; color: var(--text-dim); font-size: 14px; letter-spacing: 0.1em; margin-bottom: 26px; }
.logos-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.logos-list li {
  padding: 10px 24px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-mid);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  background: rgba(255, 255, 255, 0.03);
  transition: 0.25s ease;
}
.logos-list li:hover { border-color: var(--teal); color: var(--teal-bright); transform: translateY(-2px); }

/* ---------- 业务方向 ---------- */
.dir-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.dir-card {
  position: relative;
  padding: 36px 32px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-card);
  overflow: hidden;
  transition: 0.35s ease;
}
.dir-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--grad-teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.dir-card:hover { transform: translateY(-6px); border-color: var(--line-strong); background: var(--bg-card-hover); }
.dir-card:hover::before { transform: scaleX(1); }
.dir-icon { font-size: 26px; color: var(--gold); margin-bottom: 20px; filter: drop-shadow(0 0 12px rgba(255, 217, 50, 0.4)); }
.dir-card h3 { font-size: 21px; font-weight: 700; }
.dir-line { color: var(--teal-bright); font-size: 13px; letter-spacing: 0.04em; margin: 8px 0 14px; }
.dir-desc { color: var(--text-mid); font-size: 15px; }
.arrow-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 20px; color: var(--text-mid); font-size: 14px; font-weight: 600; transition: 0.25s ease; }
.arrow-link span { transition: transform 0.25s ease; }
.arrow-link:hover { color: var(--gold); }
.arrow-link:hover span { transform: translateX(5px); }

/* ---------- 案例 ---------- */
.cases { background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.02), transparent); }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card {
  padding: 32px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  transition: 0.35s ease;
}
.case-card:hover { transform: translateY(-6px); border-color: rgba(255, 217, 50, 0.35); background: var(--bg-card-hover); }
.case-tag {
  align-self: flex-start;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--teal-bright);
  background: rgba(12, 211, 204, 0.1);
  border: 1px solid rgba(12, 211, 204, 0.25);
}
.case-card h3 { font-size: 19px; font-weight: 700; margin: 18px 0 10px; }
.case-card p { color: var(--text-mid); font-size: 14.5px; flex: 1; }
.case-metric { margin-top: 22px; padding-top: 18px; border-top: 1px dashed var(--line-strong); }
.metric-value { display: block; font-size: 30px; font-weight: 800; color: var(--teal-bright); font-variant-numeric: tabular-nums; }
.metric-value i { font-style: normal; margin: 0 6px; color: var(--gold); font-size: 22px; }
.metric-label { color: var(--text-dim); font-size: 13px; }

/* ---------- 客户怎么说 ---------- */
.voice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.voice-card {
  padding: 28px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-card);
  transition: 0.35s ease;
}
.voice-card:hover { transform: translateY(-5px); border-color: rgba(95, 191, 187, 0.4); }
.voice-card blockquote {
  font-size: 15px;
  color: var(--text);
  line-height: 1.8;
  position: relative;
  padding-top: 26px;
}
.voice-card blockquote::before {
  content: "“";
  position: absolute;
  top: -14px; left: -6px;
  font-size: 52px;
  color: rgba(255, 217, 50, 0.5);
  font-family: Georgia, serif;
}
.voice-card figcaption { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line); }
.voice-card figcaption strong { display: block; font-size: 15px; }
.voice-card figcaption span { color: var(--text-dim); font-size: 13px; }
.voice-note { text-align: center; color: var(--text-dim); font-size: 12.5px; margin-top: 28px; }

/* ---------- 服务矩阵 ---------- */
.pricing { background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.02), transparent); }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 36px 30px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-card);
  transition: 0.35s ease;
}
.price-card:hover { transform: translateY(-6px); }
.price-card.featured {
  border-color: rgba(255, 217, 50, 0.45);
  background: linear-gradient(180deg, rgba(255, 217, 50, 0.07), rgba(255, 217, 50, 0.015) 55%);
  box-shadow: 0 20px 60px rgba(255, 217, 50, 0.08);
}
.price-badge {
  position: absolute;
  top: -13px; left: 50%;
  transform: translateX(-50%);
  padding: 5px 16px;
  border-radius: 999px;
  background: var(--grad-gold);
  color: #171204;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.price-tier { font-size: 13px; color: var(--text-dim); letter-spacing: 0.06em; }
.price-card h3 { font-size: 23px; font-weight: 800; margin: 8px 0 6px; }
.price-card h3 small { font-weight: 600; color: var(--text-dim); font-size: 14px; letter-spacing: 0.08em; }
.price-line { color: var(--text-mid); font-size: 14px; flex: 1; }
.price-num { font-size: 34px; font-weight: 800; color: var(--gold); margin: 20px 0 16px; display: flex; flex-direction: column; gap: 2px; font-variant-numeric: tabular-nums; }
.price-num > span:not(.price-note) { font-size: 16px; font-weight: 600; color: var(--text-dim); }
.price-note { font-size: 12.5px; font-weight: 500; color: var(--text-dim); }
.price-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 26px; padding-top: 16px; border-top: 1px dashed var(--line-strong); }
.price-list li { color: var(--text-mid); font-size: 14.5px; }
.price-list li::before { content: "✓"; color: var(--teal-bright); margin-right: 9px; font-weight: 700; }

/* ---------- 服务方案 ---------- */
.process-list { max-width: 860px; margin: 0 auto; }
.process-item {
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 26px 10px;
  border-bottom: 1px dashed var(--line);
}
.process-item:first-child { border-top: 1px dashed var(--line); }
.step {
  flex: 0 0 auto;
  width: 64px; height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 17px;
  font-weight: 800;
  color: var(--teal-bright);
  border: 1px solid rgba(12, 211, 204, 0.35);
  background: rgba(12, 211, 204, 0.07);
  transition: 0.3s ease;
}
.process-item:hover .step { background: var(--grad-teal); color: #041412; box-shadow: 0 0 26px rgba(12, 211, 204, 0.4); }
.step-body { flex: 1; }
.step-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.step-body p { color: var(--text-mid); font-size: 14.5px; }
.step-arrow { flex: 0 0 auto; color: var(--text-dim); font-size: 20px; }
.step-arrow.done { color: var(--gold); }

/* ---------- 监测平台 ---------- */
.monitor { background: linear-gradient(180deg, transparent, rgba(12, 211, 204, 0.03), transparent); }
.monitor-wrap { display: grid; grid-template-columns: 1fr 1.15fr; gap: 60px; align-items: center; }
.monitor-copy h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; line-height: 1.3; margin: 16px 0 18px; }
.monitor-copy > p { color: var(--text-mid); margin-bottom: 24px; }
.check-list { display: flex; flex-direction: column; gap: 12px; }
.check-list li { display: flex; align-items: center; gap: 12px; color: var(--text-mid); font-size: 15px; }
.check-list li::before {
  content: "";
  width: 20px; height: 20px;
  border-radius: 6px;
  background: rgba(12, 211, 204, 0.12);
  border: 1px solid rgba(12, 211, 204, 0.4);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%230cd3cc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 8.5 6.5 12 13 4.5'/%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
  flex: 0 0 auto;
}

.monitor-panel {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  padding: 26px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.02) inset;
  backdrop-filter: blur(10px);
}
.panel-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.panel-title { font-weight: 700; font-size: 15px; }
.panel-live {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12px; color: var(--teal-bright);
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(12, 211, 204, 0.1);
  border: 1px solid rgba(12, 211, 204, 0.3);
}
.panel-live i { width: 6px; height: 6px; border-radius: 50%; background: var(--teal-bright); animation: blink 1.6s ease-in-out infinite; }
.panel-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 22px; }
.p-stat {
  padding: 16px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.p-num { font-size: 22px; font-weight: 800; font-variant-numeric: tabular-nums; }
.p-label { color: var(--text-dim); font-size: 12px; }
.p-trend { font-size: 11.5px; font-weight: 700; }
.p-trend.up { color: var(--teal-bright); }

.panel-chart { border-radius: var(--radius-sm); background: rgba(0, 0, 0, 0.25); border: 1px solid var(--line); padding: 20px 18px 8px; }
.chart-bars { display: flex; align-items: flex-end; gap: 8px; height: 150px; }
.bar {
  flex: 1;
  height: var(--h);
  border-radius: 5px 5px 0 0;
  background: linear-gradient(180deg, rgba(12, 211, 204, 0.85), rgba(12, 211, 204, 0.15));
  transform-origin: bottom;
  animation: grow 1s ease both;
}
.bar:nth-child(3n) { background: linear-gradient(180deg, rgba(255, 217, 50, 0.85), rgba(255, 217, 50, 0.12)); }
@keyframes grow { from { transform: scaleY(0); } to { transform: scaleY(1); } }
.chart-axis { display: flex; justify-content: space-between; color: var(--text-dim); font-size: 11px; margin-top: 10px; }

.panel-foot { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.foot-chip {
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--text-mid);
}
.foot-chip b { color: var(--gold); font-weight: 700; margin-left: 4px; }
.foot-chip b.ok { color: var(--teal-bright); }
.panel-note { position: absolute; bottom: -26px; left: 0; right: 0; text-align: center; color: var(--text-dim); font-size: 12px; }

/* ---------- 什么是 GEO ---------- */
.geo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.geo-card {
  padding: 30px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
  transition: 0.35s ease;
}
.geo-card:hover { transform: translateY(-5px); border-color: rgba(255, 217, 50, 0.35); }
.geo-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(255, 217, 50, 0.1);
  border: 1px solid rgba(255, 217, 50, 0.3);
  color: var(--gold);
  font-weight: 800;
  font-size: 15px;
  margin-bottom: 18px;
}
.geo-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.geo-card p { color: var(--text-mid); font-size: 14px; }

/* ---------- 覆盖平台 ---------- */
.platforms { background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.02), transparent); }
.plat-group { max-width: 900px; margin: 0 auto 44px; }
.plat-group:last-child { margin-bottom: 0; }
.plat-head { display: flex; align-items: center; gap: 12px; font-size: 17px; font-weight: 700; margin-bottom: 20px; }
.plat-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--teal-bright); box-shadow: 0 0 12px var(--teal-bright); }
.plat-dot.gold { background: var(--gold); box-shadow: 0 0 12px var(--gold); }
.plat-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.plat-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-card);
  transition: 0.3s ease;
}
.plat-list li:hover { border-color: var(--line-strong); transform: translateY(-3px); background: var(--bg-card-hover); }
.plat-list strong { font-size: 15px; font-weight: 700; }
.plat-list span { color: var(--text-dim); font-size: 12px; white-space: nowrap; }

/* ---------- 行业洞察 ---------- */
.insights { background: radial-gradient(900px 480px at 50% 0%, rgba(12, 211, 204, 0.08), transparent 65%), var(--bg-deep); }
.insight-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.insight-card {
  text-align: center;
  padding: 44px 20px 38px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-card);
  transition: 0.35s ease;
}
.insight-card:hover { transform: translateY(-6px); border-color: rgba(255, 217, 50, 0.35); }
.insight-num {
  display: block;
  font-size: clamp(38px, 4.4vw, 54px);
  font-weight: 800;
  line-height: 1;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 18px;
  font-variant-numeric: tabular-nums;
}
.insight-num em { font-style: normal; font-size: 0.55em; font-weight: 700; margin-left: 2px; }
.insight-card p { color: var(--text-mid); font-size: 14px; }
.insight-note { text-align: center; color: var(--text-dim); font-size: 12.5px; max-width: 780px; margin: 34px auto 0; }

/* ---------- 未来展望 ---------- */
.era-flow { display: flex; align-items: center; justify-content: center; gap: 26px; margin-bottom: 60px; flex-wrap: wrap; }
.era-card {
  width: 320px;
  padding: 34px 30px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-card);
  text-align: center;
  transition: 0.35s ease;
}
.era-card:hover { transform: translateY(-5px); }
.era-card.next { border-color: rgba(255, 217, 50, 0.4); background: linear-gradient(180deg, rgba(255, 217, 50, 0.06), transparent 60%); }
.era-name { font-size: 13px; font-weight: 800; letter-spacing: 0.18em; color: var(--teal-bright); }
.era-name.gold { color: var(--gold); }
.era-card h3 { font-size: 22px; font-weight: 800; margin: 14px 0 8px; }
.era-card p { color: var(--text-mid); font-size: 14.5px; }
.era-key { display: inline-block; margin-top: 16px; padding: 6px 16px; border-radius: 999px; background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line); color: var(--text-dim); font-size: 12.5px; }
.era-next { display: flex; flex-direction: column; align-items: center; gap: 6px; color: var(--gold); font-weight: 800; font-size: 14px; letter-spacing: 0.2em; }
.era-next i { font-style: normal; font-size: 26px; }

.future-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.future-list li {
  display: flex;
  gap: 20px;
  padding: 24px 26px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-card);
  align-items: flex-start;
  transition: 0.3s ease;
}
.future-list li:hover { border-color: var(--line-strong); background: var(--bg-card-hover); }
.future-list b {
  flex: 0 0 auto;
  width: 42px; height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(12, 211, 204, 0.1);
  border: 1px solid rgba(12, 211, 204, 0.3);
  color: var(--teal-bright);
  font-size: 15px;
}
.future-list h3 { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.future-list p { color: var(--text-mid); font-size: 14.5px; }

/* ---------- 核心优势 ---------- */
.why-table { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.why-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.5fr;
  border-bottom: 1px solid var(--line);
  align-items: center;
}
.why-row:last-child { border-bottom: none; }
.why-row > div { padding: 22px 22px; }
.why-head { background: rgba(255, 255, 255, 0.03); font-weight: 700; font-size: 15px; color: var(--text-dim); }
.why-head .why-me { color: var(--gold); }
.why-dim { color: var(--text-mid); font-size: 14px; font-weight: 600; }
.why-me { background: rgba(255, 217, 50, 0.04); border-left: 1px solid var(--line); }
.badge {
  display: inline-block;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}
.badge.no { color: var(--text-dim); background: rgba(255, 255, 255, 0.04); border: 1px dashed var(--line-strong); }
.badge.yes { color: var(--teal-bright); background: rgba(12, 211, 204, 0.08); border: 1px solid rgba(12, 211, 204, 0.3); }

/* ---------- 关于我们 ---------- */
.about { background: linear-gradient(180deg, transparent, rgba(255, 217, 50, 0.03), transparent); }
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.about-copy h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; line-height: 1.35; margin: 16px 0 20px; }
.about-copy > p { color: var(--text-mid); margin-bottom: 16px; }
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 30px; }
.about-stats li { text-align: center; padding: 18px 8px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--bg-card); }
.about-stats b { display: block; font-size: 26px; font-weight: 800; color: var(--gold); font-variant-numeric: tabular-nums; }
.about-stats span { color: var(--text-dim); font-size: 13px; }

.about-moon { display: flex; flex-direction: column; align-items: center; gap: 26px; }
.am-moon {
  position: relative;
  width: 240px; height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 30%, #fff6d8, #ffe08a 45%, #f5c93a 80%, #e5b624 100%);
  box-shadow:
    inset -22px -16px 40px rgba(190, 140, 10, 0.35),
    0 0 80px rgba(255, 217, 50, 0.4),
    0 0 200px rgba(255, 217, 50, 0.18);
  animation: moonFloat 8s ease-in-out infinite;
}
.am-moon::after {
  content: "";
  position: absolute;
  inset: -60px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 217, 50, 0.25);
  animation: spin 26s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.am-cr { position: absolute; border-radius: 50%; background: rgba(190, 140, 10, 0.28); }
.am-cr.a { width: 40px; height: 40px; top: 50px; left: 48px; }
.am-cr.b { width: 26px; height: 26px; top: 122px; left: 112px; }
.am-cr.c { width: 16px; height: 16px; top: 74px; left: 160px; }
.about-moon p { color: var(--text-dim); font-size: 14px; text-align: center; letter-spacing: 0.1em; line-height: 2; }

/* ---------- 联系 ---------- */
.contact { background: radial-gradient(900px 500px at 50% 100%, rgba(12, 211, 204, 0.1), transparent 65%), var(--bg-deep); }
.contact-wrap { display: grid; grid-template-columns: 1fr 1.15fr; gap: 60px; align-items: start; }
.contact-copy h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; line-height: 1.3; margin: 16px 0 18px; }
.contact-copy > p { color: var(--text-mid); margin-bottom: 28px; }
.contact-list { display: flex; flex-direction: column; gap: 16px; }
.contact-list li { display: flex; align-items: baseline; gap: 14px; color: var(--text); font-size: 15px; }
.contact-list li span { color: var(--text-dim); font-size: 13px; width: 64px; flex: 0 0 auto; }
.contact-list a { color: var(--teal-bright); transition: color 0.2s ease; }
.contact-list a:hover { color: var(--gold); }

.contact-form {
  padding: 38px 36px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}
.contact-form h3 { font-size: 24px; font-weight: 800; }
.form-sub { color: var(--text-mid); font-size: 14px; margin: 8px 0 24px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid label { display: flex; flex-direction: column; gap: 7px; font-size: 13px; color: var(--text-dim); }
.form-grid label.full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-grid textarea {
  width: 100%;
  padding: 13px 15px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: rgba(5, 13, 13, 0.55);
  color: var(--text);
  font-family: inherit;
  font-size: 14.5px;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.form-grid input::placeholder, .form-grid textarea::placeholder { color: rgba(238, 246, 243, 0.3); }
.form-grid select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23ffffff80' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 14px; }
.form-grid select option { background: var(--bg-deep); }
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus {
  border-color: var(--teal-bright);
  box-shadow: 0 0 0 3px rgba(12, 211, 204, 0.15);
}
.form-grid textarea { resize: vertical; min-height: 80px; }
.contact-form .btn { margin-top: 22px; }
.form-privacy { color: var(--text-dim); font-size: 12px; margin-top: 14px; text-align: center; }
.form-success {
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: 10px;
  background: rgba(12, 211, 204, 0.1);
  border: 1px solid rgba(12, 211, 204, 0.35);
  color: var(--teal-bright);
  font-size: 14px;
  text-align: center;
}

/* ---------- 页脚 ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-deep); padding: 70px 0 0; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 50px; }
.foot-brand .brand { margin-bottom: 16px; }
.foot-brand > p { color: var(--text-mid); font-size: 14px; max-width: 300px; }
.foot-social { display: flex; gap: 10px; margin-top: 20px; }
.foot-social a {
  width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px;
  border: 1px solid var(--line);
  color: var(--text-mid);
  transition: 0.25s ease;
  flex: 0 0 auto;
}
.foot-social a svg { display: block; }
.foot-social a:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.foot-col h4 { font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.foot-col a { display: block; color: var(--text-mid); font-size: 14px; margin-bottom: 12px; transition: color 0.2s ease; }
.foot-col a:hover { color: var(--teal-bright); }
.foot-col p { color: var(--text-mid); font-size: 14px; margin-bottom: 10px; }
.foot-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  color: var(--text-dim);
  font-size: 12.5px;
}

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 90;
  width: 46px; height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(5, 13, 13, 0.85);
  border: 1px solid var(--line-strong);
  color: var(--gold);
  font-size: 18px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: 0.3s ease;
  backdrop-filter: blur(8px);
}
.back-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-top:hover { border-color: var(--gold); box-shadow: 0 0 20px rgba(255, 217, 50, 0.25); }

/* ---------- 滚动入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .dir-grid, .case-grid, .price-grid, .voice-grid { grid-template-columns: repeat(2, 1fr); }
  .geo-grid { grid-template-columns: repeat(2, 1fr); }
  .insight-grid { grid-template-columns: repeat(2, 1fr); }
  .plat-list { grid-template-columns: repeat(3, 1fr); }
  .monitor-wrap, .contact-wrap { grid-template-columns: 1fr; gap: 50px; }
  .about-grid { grid-template-columns: 1fr; gap: 50px; }
  .why-row { grid-template-columns: 1fr 1fr 1fr; }
  .why-row > div:first-child { grid-column: 1 / -1; padding-bottom: 4px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 80px 0; }
  .nav-cta { display: none; }
  .main-nav {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 18px 6vw 26px;
    background: rgba(5, 13, 13, 0.97);
    border-bottom: 1px solid var(--line);
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: 0.3s ease;
  }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 13px 16px; font-size: 16px; }
  .main-nav a::after { display: none; }
  .nav-toggle { display: flex; }
  .moon-wrap { top: 120px; right: -30px; transform: scale(0.75); }
  .dir-grid, .case-grid, .price-grid, .voice-grid, .geo-grid, .insight-grid { grid-template-columns: 1fr; }
  .plat-list { grid-template-columns: repeat(2, 1fr); }
  .process-item { gap: 16px; }
  .step { width: 52px; height: 52px; font-size: 15px; }
  .step-arrow { display: none; }
  .hero { padding: 130px 0 90px; }
  .hero-stats { gap: 24px; }
  .pc-br { display: inline; }
  .foot-grid { grid-template-columns: 1fr; gap: 32px; }
  .why-row { grid-template-columns: 1fr; }
  .why-row > div { padding: 14px 18px; }
  .why-head { display: none; }
  .why-me { border-left: none; border-top: 1px solid var(--line); }
  .form-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 30px 22px; }
  .era-next { transform: rotate(90deg); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 表单提交提示 ---------- */
.contact-tip {
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(12, 211, 204, 0.07);
  border: 1px solid rgba(12, 211, 204, 0.25);
  color: var(--text-mid);
  font-size: 13.5px;
  margin-bottom: 22px;
}

.btn-spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid rgba(23, 18, 4, 0.25);
  border-top-color: #171204;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-left: 4px;
}
@keyframes spin { to { transform: rotate(360deg); } }

button.loading { pointer-events: none; opacity: 0.85; }
button.loading .btn-label { opacity: 0.8; }

/* ---------- 提交成功弹窗 ---------- */
.modal[hidden] { display: none !important; }
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: modalFade 0.3s ease;
}
@keyframes modalFade { from { opacity: 0; } to { opacity: 1; } }
.modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
}
.modal-card {
  position: relative;
  width: min(520px, 100%);
  padding: 42px 36px 32px;
  border-radius: 22px;
  background: linear-gradient(165deg, #0c1f1c 0%, #081a17 100%);
  border: 1px solid rgba(255, 217, 50, 0.3);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 217, 50, 0.08) inset, 0 0 60px rgba(255, 217, 50, 0.12);
  text-align: center;
  animation: modalPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes modalPop {
  from { opacity: 0; transform: scale(0.8) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  color: var(--text-dim);
  font-size: 22px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 0.2s ease;
}
.modal-close:hover { background: rgba(255, 255, 255, 0.1); color: var(--text); }
.modal-icon {
  width: 72px; height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--grad-gold);
  color: #171204;
  font-size: 38px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 40px rgba(255, 217, 50, 0.4);
  animation: checkPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.15s both;
}
@keyframes checkPop {
  from { transform: scale(0); }
  to { transform: scale(1); }
}
.modal-card h3 { font-size: 24px; font-weight: 800; margin-bottom: 10px; }
.modal-lead { color: var(--text-mid); font-size: 15px; margin-bottom: 26px; }
.modal-lead b { color: var(--gold); font-weight: 700; }
.modal-ways {
  text-align: left;
  padding: 20px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  margin-bottom: 24px;
}
.modal-ways-title { color: var(--text-dim); font-size: 13px; margin-bottom: 14px; }
.modal-ways ul { display: flex; flex-direction: column; gap: 12px; }
.modal-ways li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 15px;
}
.way-label {
  flex: 0 0 auto;
  width: 110px;
  color: var(--text-dim);
  font-size: 13.5px;
}
.modal-ways a { color: var(--teal-bright); font-weight: 600; font-size: 16px; font-variant-numeric: tabular-nums; }
.modal-ways a:hover { color: var(--gold); }

.qr-wrap { flex: 1; }
.qr-box {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 96px; height: 96px;
  border-radius: 10px;
  border: 1px dashed var(--line-strong);
  background: repeating-conic-gradient(rgba(255,255,255,0.03) 0% 25%, transparent 0% 50%) 50% / 10px 10px;
  color: var(--text-dim);
  font-size: 11px;
}
.qr-box span { font-size: 13px; color: var(--text-mid); font-weight: 600; }
.qr-box small { font-size: 10px; color: var(--text-dim); }

@media (max-width: 520px) {
  .modal-card { padding: 36px 22px 26px; }
  .modal-ways { padding: 16px; }
  .modal-ways li { flex-wrap: wrap; }
  .way-label { width: 100%; }
}