/*
ThemeName=StarPay-星轨
Description=明亮商务蓝风格免签聚合支付首页，含监控演示/通道/费率/FAQ全模块
Version=V1.0.0
Author=StarPay
Author_Description=StarPay-星轨
Author_link=https://auth.stargateway.cn
*/

:root {
  --bg: #f5f8ff;
  --bg-soft: #eef4ff;
  --card: #ffffff;
  --text: #0f1f3d;
  --text-2: #22304f;
  --muted: #5b6b8c;
  --muted-2: #8593b3;
  --line: #e3eaf7;
  --line-2: #d7e2f5;
  --primary: #2563eb;
  --primary-2: #3b82f6;
  --primary-dark: #1d4ed8;
  --primary-soft: #e8f0fe;
  --accent: #38bdf8;
  --green: #16a34a;
  --green-soft: #e8f9ef;
  --radius: 18px;
  --shadow-sm: 0 2px 10px rgba(30, 64, 175, 0.06);
  --shadow-md: 0 10px 34px rgba(30, 64, 175, 0.1);
  --shadow-lg: 0 24px 64px rgba(30, 64, 175, 0.16);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Segoe UI", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; }
.container { width: min(1200px, 92%); margin: 0 auto; }

.page-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(720px 380px at 85% -5%, rgba(59, 130, 246, 0.12), transparent 65%),
    radial-gradient(680px 420px at -10% 12%, rgba(56, 189, 248, 0.1), transparent 60%);
}
main, .site-header, .site-footer { position: relative; z-index: 1; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn-lg { padding: 14px 28px; font-size: 15px; border-radius: 12px; }
.btn-block { width: 100%; }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.32);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(37, 99, 235, 0.4); }
.btn-ghost { background: transparent; color: var(--text-2); border-color: transparent; }
.btn-ghost:hover { color: var(--primary); background: var(--primary-soft); }
.btn-outline { background: #fff; color: var(--text-2); border-color: var(--line-2); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn-white { background: #fff; color: var(--primary-dark); box-shadow: 0 10px 24px rgba(2, 20, 60, 0.25); }
.btn-white:hover { transform: translateY(-2px); }
.btn-outline-light { background: rgba(255, 255, 255, 0.12); color: #fff; border-color: rgba(255, 255, 255, 0.45); }
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.2); }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 0;
  transition: background .25s ease, box-shadow .25s ease, padding .25s ease;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 24px rgba(30, 64, 175, 0.08);
  padding: 10px 0;
}
.nav { display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-logo { width: 34px; height: 34px; border-radius: 9px; object-fit: cover; }
.brand-text { font-size: 19px; font-weight: 800; letter-spacing: .2px; }
.brand-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-soft);
  border: 1px solid #cfe0fd;
  padding: 3px 9px;
  border-radius: 999px;
  margin-left: 2px;
  white-space: nowrap;
}
.nav-links { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  position: relative;
  padding: 6px 0;
  transition: color .2s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -2px;
  transform: translateX(-50%);
  width: 16px;
  height: 3px;
  border-radius: 3px;
  background: var(--primary);
}
.nav-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-2);
  background: #fff;
  border-radius: 10px;
  cursor: pointer;
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: all .2s ease;
}
.nav-toggle span { top: 50%; margin-top: -1px; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

/* ===== Hero ===== */
.hero { padding: 72px 0 40px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-dark);
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 8px 16px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.eyebrow-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.16);
}
.hero-text h1 {
  font-size: clamp(30px, 3.8vw, 46px);
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: .3px;
  margin-bottom: 20px;
}
.hero-text h1 span {
  background: linear-gradient(120deg, var(--primary) 10%, var(--accent) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead { font-size: 16px; color: var(--muted); max-width: 560px; margin-bottom: 32px; }
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 30px; }
.link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-2);
  transition: color .2s ease, gap .2s ease;
}
.link-more:hover { color: var(--primary); gap: 10px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.hero-badges > span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}
.badge-ic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 7px;
  color: var(--primary);
  background: var(--primary-soft);
}

/* Hero 监控卡片 */
.hero-visual { position: relative; }
.monitor-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
  padding: 22px 24px;
  position: relative;
}
.monitor-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 23px;
  padding: 1px;
  background: linear-gradient(140deg, rgba(59, 130, 246, 0.5), transparent 35%, transparent 65%, rgba(56, 189, 248, 0.5));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.monitor-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.monitor-title { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 700; }
.live-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45); }
  70% { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}
.monitor-status {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--green);
  background: var(--green-soft);
  border: 1px solid #bbe7cb;
  padding: 4px 10px;
  border-radius: 999px;
}
.monitor-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px; }
.m-metric {
  background: linear-gradient(160deg, #f6f9ff, #eef4ff);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}
.m-label { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.m-value { font-size: 21px; font-weight: 800; letter-spacing: .3px; }
.m-value em {
  font-style: normal;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--green);
  background: var(--green-soft);
  padding: 2px 7px;
  border-radius: 6px;
  margin-left: 6px;
  vertical-align: 2px;
}
.m-value.text-blue { color: var(--primary-dark); }
.m-value.text-blue em { color: var(--primary-dark); background: var(--primary-soft); }
.monitor-channels {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 16px;
  border: 1px dashed var(--line-2);
  border-radius: 14px;
  margin-bottom: 16px;
}
.mc-label { font-size: 12.5px; font-weight: 600; color: var(--muted); }
.mc-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.mc-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  background: #fff;
  border: 1px solid var(--line-2);
  padding: 5px 11px;
  border-radius: 999px;
}
.mc-pill i { width: 7px; height: 7px; border-radius: 50%; }
.mc-pill:has(.mc-logo) { padding: 4px 10px; }
.mc-logo { height: 16px; width: auto; display: block; border-radius: 3px; }
.monitor-list {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}
.ml-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  padding: 10px 16px;
  background: #f8fbff;
  border-bottom: 1px solid var(--line);
}
.ml-auto { color: var(--muted-2); font-weight: 500; }
.ml-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
}
.ml-row + .ml-row { border-top: 1px solid var(--line); }
.ml-ok {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  color: #fff;
  background: #22c55e;
  flex-shrink: 0;
}
.ml-info { display: flex; flex-direction: column; line-height: 1.35; }
.ml-info b { font-size: 13px; }
.ml-info span { font-size: 11px; color: var(--muted-2); }
.ml-right { margin-left: auto; text-align: right; line-height: 1.35; }
.ml-right b { font-size: 13.5px; display: block; }
.ml-right span { font-size: 11px; color: var(--green); font-weight: 600; }
.monitor-note {
  margin-top: 12px;
  text-align: center;
  font-size: 11.5px;
  color: var(--muted-2);
}

/* ===== 能力指标 ===== */
.metrics { padding: 36px 0 8px; }
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.metric {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px 22px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.metric:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.metric-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  color: var(--primary);
  background: var(--primary-soft);
  margin-bottom: 14px;
}
.metric-value { font-size: 24px; font-weight: 800; letter-spacing: .5px; margin-bottom: 4px; }
.metric-label { font-size: 13.5px; font-weight: 700; color: var(--text-2); margin-bottom: 6px; }
.metric-desc { font-size: 12.5px; color: var(--muted); }

/* ===== 通用 Section ===== */
.section { padding: 96px 0; }
.section-soft {
  background:
    radial-gradient(600px 300px at 90% 0%, rgba(59, 130, 246, 0.06), transparent 60%),
    linear-gradient(180deg, #f0f5ff 0%, #f6f9ff 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-head { text-align: center; max-width: 720px; margin: 0 auto 54px; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--primary);
  background: var(--primary-soft);
  border: 1px solid #d3e2fd;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.section-head h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 800; letter-spacing: .5px; margin-bottom: 14px; }
.section-head p { font-size: 15px; color: var(--muted); }

/* ===== 核心优势 ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 30px 28px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: #c9dbfb;
}
.feature-flag {
  position: absolute;
  top: 22px;
  right: 22px;
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 4px 10px;
  border-radius: 999px;
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: 14px;
  margin-bottom: 20px;
}
.fc-blue { color: #2563eb; background: #e8f0fe; }
.fc-green { color: #16a34a; background: #e8f9ef; }
.fc-orange { color: #ea580c; background: #fff1e7; }
.fc-purple { color: #7c3aed; background: #f1eafe; }
.fc-cyan { color: #0891b2; background: #e5f8fc; }
.fc-pink { color: #db2777; background: #fdeaf4; }
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 13.5px; color: var(--muted); line-height: 1.75; }

/* ===== 支付通道 ===== */
.channel-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: start;
}
.channel-list { display: flex; flex-direction: column; gap: 14px; }
.channel-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  padding: 18px 20px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.channel-item:hover { transform: translateX(6px); box-shadow: var(--shadow-md); border-color: #c9dbfb; }
.channel-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 12px;
  flex-shrink: 0;
}
.channel-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 104px; height: 42px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line-2);
  box-shadow: var(--shadow-sm);
  padding: 6px 8px;
  flex-shrink: 0;
}
.channel-logo img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }
.ci-epay { color: #7c3aed; background: #f1eafe; }
.channel-info { display: flex; flex-direction: column; gap: 3px; line-height: 1.4; }
.channel-info b { font-size: 15px; }
.channel-info span { font-size: 12.5px; color: var(--muted); }
.channel-badge {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--primary-dark);
  background: var(--primary-soft);
  border: 1px solid #d3e2fd;
  padding: 5px 12px;
  border-radius: 999px;
}

/* 收银台演示 */
.checkout-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
  padding: 24px 26px;
}
.checkout-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}
.checkout-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary-dark);
}
.checkout-timer { font-size: 11.5px; color: var(--muted); background: #f4f7fd; padding: 4px 10px; border-radius: 999px; }
.checkout-order { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.co-name { font-size: 13.5px; font-weight: 600; margin-bottom: 4px; }
.co-no { font-size: 11.5px; color: var(--muted-2); }
.co-amount { font-size: 24px; font-weight: 800; color: var(--primary-dark); white-space: nowrap; }
.checkout-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}
.co-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  border: 1px solid var(--line-2);
  border-radius: 10px;
  padding: 8px;
  background: #fff;
  min-height: 42px;
}
.co-tab i { width: 7px; height: 7px; border-radius: 50%; }
.co-tab img { height: 22px; max-width: 92%; object-fit: contain; display: block; }
.co-tab.active { color: var(--primary-dark); border-color: var(--primary); background: var(--primary-soft); }
.checkout-qr { text-align: center; }
.checkout-qr svg {
  border: 1px solid var(--line-2);
  border-radius: 14px;
  padding: 10px;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.qr-tip { margin-top: 12px; font-size: 12px; color: var(--green); font-weight: 600; }
.checkout-note { margin-top: 14px; text-align: center; font-size: 11.5px; color: var(--muted-2); }

/* ===== API 接入 ===== */
.api-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.code-window {
  background: #0d1530;
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(13, 21, 48, 0.35);
  overflow: hidden;
  border: 1px solid #1e2a52;
}
.code-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 18px;
  background: #111b3d;
  border-bottom: 1px solid #1e2a52;
}
.code-dot { width: 11px; height: 11px; border-radius: 50%; }
.code-tabs { display: flex; gap: 4px; margin-left: 14px; }
.code-tab {
  font-size: 11.5px;
  font-weight: 600;
  color: #8fa0c8;
  padding: 4px 11px;
  border-radius: 7px;
}
.code-tab.active { color: #fff; background: rgba(59, 130, 246, 0.25); }
.code-body {
  padding: 22px 24px;
  font-family: "JetBrains Mono", "Fira Code", Consolas, Monaco, monospace;
  font-size: 12.8px;
  line-height: 1.85;
  color: #d6e0f7;
  overflow-x: auto;
}
.code-body code { white-space: pre; }
.c-cm { color: #5d6f9c; }
.c-var { color: #7dd3fc; }
.c-str { color: #86efac; }
.c-num { color: #fbbf24; }
.c-fn { color: #c4b5fd; }
.api-steps { display: flex; flex-direction: column; gap: 16px; }
.api-step {
  display: flex;
  gap: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  padding: 22px 24px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.api-step:hover { transform: translateX(6px); box-shadow: var(--shadow-md); }
.step-num {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 13px;
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.3);
}
.api-step h4 { font-size: 15.5px; font-weight: 700; margin-bottom: 6px; }
.api-step p { font-size: 13px; color: var(--muted); line-height: 1.7; }

/* ===== 费率方案 ===== */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: stretch;
}
.price-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  padding: 30px 28px;
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease;
}
.price-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.price-hot {
  border: 2px solid var(--primary);
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.18);
}
.hot-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  padding: 5px 16px;
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.35);
  white-space: nowrap;
}
.price-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 6px; }
.price-sub { font-size: 12.5px; color: var(--muted); margin-bottom: 20px; }
.price-value { font-size: 30px; font-weight: 800; letter-spacing: .5px; margin-bottom: 8px; }
.price-value span { font-size: 12.5px; font-weight: 500; color: var(--muted-2); }
.price-fee {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--primary-dark);
  background: var(--primary-soft);
  border-radius: 8px;
  padding: 6px 12px;
  margin-bottom: 20px;
  align-self: flex-start;
}
.price-card ul { display: flex; flex-direction: column; gap: 11px; margin-bottom: 26px; flex: 1; }
.price-card li {
  position: relative;
  font-size: 13.5px;
  color: var(--text-2);
  padding-left: 26px;
}
.price-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--green-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316a34a' stroke-width='3'%3E%3Cpath d='m5 13 4 4 10-10'/%3E%3C/svg%3E") center/9px no-repeat;
}

/* ===== 用户反馈 ===== */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.voice-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.voice-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.voice-stars { display: flex; gap: 3px; color: #f59e0b; }
.voice-text { font-size: 13.8px; color: var(--text-2); line-height: 1.8; flex: 1; }
.voice-user { display: flex; align-items: center; gap: 12px; }
.voice-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 50%;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}
.voice-user b { display: block; font-size: 14px; }
.voice-user span { font-size: 12px; color: var(--muted); }
.eco-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}
.eco-label { font-size: 13px; font-weight: 600; color: var(--muted); margin-right: 4px; }
.eco-tag {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-2);
  background: #fff;
  border: 1px solid var(--line-2);
  padding: 7px 15px;
  border-radius: 999px;
  transition: border-color .2s ease, color .2s ease, transform .2s ease;
}
.eco-tag:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }

/* ===== FAQ ===== */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  padding: 24px 26px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.faq-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: #c9dbfb; }
.faq-item h4 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 12px;
}
.faq-q {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
  color: var(--primary);
  background: var(--primary-soft);
}
.faq-item p { font-size: 13.2px; color: var(--muted); line-height: 1.8; }

/* ===== CTA ===== */
.cta { padding: 40px 0 100px; }
.cta-box {
  position: relative;
  overflow: hidden;
  text-align: center;
  border-radius: 26px;
  padding: 72px 32px;
  color: #fff;
  background: linear-gradient(130deg, #1d4ed8 0%, #2563eb 45%, #0ea5e9 100%);
  box-shadow: 0 30px 70px rgba(29, 78, 216, 0.35);
}
.cta-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(420px 220px at 15% 20%, rgba(255, 255, 255, 0.18), transparent 60%),
    radial-gradient(500px 260px at 85% 85%, rgba(125, 211, 252, 0.25), transparent 60%);
  pointer-events: none;
}
.cta-box h2 { position: relative; font-size: clamp(24px, 3vw, 34px); font-weight: 800; margin-bottom: 14px; }
.cta-box p { position: relative; font-size: 15px; color: rgba(255, 255, 255, 0.85); margin-bottom: 34px; }
.cta-actions { position: relative; display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 14px;
}
.footer-brand-col p { font-size: 13px; color: var(--muted); line-height: 1.8; max-width: 300px; margin-bottom: 18px; }
.footer-certs { display: flex; gap: 10px; flex-wrap: wrap; }
.footer-certs span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--muted);
  border: 1px solid var(--line-2);
  padding: 5px 11px;
  border-radius: 999px;
}
.footer-title { font-size: 14px; font-weight: 700; margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 13px;
  color: var(--muted);
  transition: color .2s ease, transform .2s ease;
  width: fit-content;
}
.footer-links a:hover { color: var(--primary); transform: translateX(3px); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding: 20px 0;
  font-size: 12px;
  color: var(--muted-2);
}
.footer-icp:empty { display: none; }

/* ===== 公告弹窗 ===== */
.popup-mask {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(13, 25, 52, 0.55);
  backdrop-filter: blur(6px);
}
.popup-box {
  width: min(680px, 100%);
  max-height: min(76vh, 760px);
  overflow: hidden;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 24px 60px rgba(13, 25, 52, 0.3);
}
.popup-head { padding: 24px 28px 16px; border-bottom: 1px solid var(--line); }
.popup-tag { font-size: 12px; font-weight: 700; letter-spacing: 1.5px; color: var(--primary); }
.popup-title { margin-top: 8px; font-size: 22px; font-weight: 800; }
.popup-body {
  max-height: min(50vh, 520px);
  overflow: auto;
  padding: 24px 28px;
  color: var(--text-2);
  line-height: 1.9;
  font-size: 14.5px;
}
.popup-foot { display: flex; justify-content: flex-end; padding: 18px 28px 26px; }

/* ===== 滚动渐入 ===== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ===== 响应式 ===== */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { max-width: 560px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .channel-grid, .api-grid { grid-template-columns: 1fr; }
  .price-grid, .voice-grid { grid-template-columns: 1fr; max-width: 560px; margin-left: auto; margin-right: auto; }
  .price-hot { order: -1; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; margin-left: auto; }
  .nav-actions { display: none; }
  .nav { gap: 14px; }
  .nav-links {
    position: absolute;
    top: calc(100% + 8px);
    left: 4%;
    right: 4%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 12px;
    margin-left: 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 11px 14px; border-radius: 10px; }
  .nav-links a:hover, .nav-links a.active { background: var(--primary-soft); }
  .nav-links a.active::after { display: none; }
  .site-header { background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 4px 24px rgba(30, 64, 175, 0.08); }
  .brand-tag { display: none; }
  .section { padding: 72px 0; }
  .hero { padding: 48px 0 24px; }
}
@media (max-width: 640px) {
  .feature-grid, .faq-grid, .metrics-grid { grid-template-columns: 1fr; }
  .monitor-metrics { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { justify-content: center; text-align: center; }
  .cta-box { padding: 56px 22px; }
  .hero-actions .btn-lg { width: 100%; }
  .link-more { width: 100%; justify-content: center; }
  .co-amount { font-size: 20px; }
  .checkout-card, .monitor-card { padding: 18px; }
}