/* ==========================================================================
   瑞昱网络科技(北京)有限公司 - 企业门户样式
   --------------------------------------------------------------------------
   色彩体系：蓝灰 / 科技风
   ========================================================================== */
:root {
  --navy: #0b2545;
  --navy-2: #13315c;
  --navy-3: #1d3d6e;
  --blue: #1f6feb;
  --blue-2: #0b6bdb;
  --cyan: #2fb5c1;
  --bg: #f5f7fa;
  --card: #ffffff;
  --text: #22303f;
  --text-2: #5c6f84;
  --text-3: #8a9bb0;
  --line: #dde6f0;
  --line-2: #eef3f8;
  --gold: #b8860b;
  --red: #d64545;
  --green: #1e8e5a;
  --radius: 10px;
  --shadow: 0 4px 16px rgba(11, 37, 69, .08);
  --shadow-lg: 0 10px 32px rgba(11, 37, 69, .14);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }

.container { width: 1200px; max-width: 96%; margin: 0 auto; }

/* ---------- 通用组件 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid transparent; cursor: pointer;
  border-radius: 8px; padding: 10px 22px; font-size: 14px; font-weight: 600;
  transition: all .2s ease; font-family: inherit; line-height: 1.4; white-space: nowrap;
}
.btn-primary { background: linear-gradient(135deg, var(--blue), var(--blue-2)); color: #fff; box-shadow: 0 4px 12px rgba(11,107,219,.25); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(11,107,219,.35); }
.btn-gold { background: linear-gradient(135deg, #d9a441, #b8860b); color: #fff; box-shadow: 0 4px 12px rgba(184,134,11,.3); }
.btn-gold:hover { transform: translateY(-1px); }
.btn-outline { border-color: var(--line); background: #fff; color: var(--text); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-2); }
.btn-block { width: 100%; }
.btn-lg { padding: 13px 30px; font-size: 15px; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.badge {
  display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 12px; font-weight: 600;
  line-height: 1.6; vertical-align: middle;
}
.badge-blue { background: rgba(31,111,235,.12); color: var(--blue-2); }
.badge-gold { background: rgba(184,134,11,.14); color: #a07208; }
.badge-red { background: rgba(214,69,69,.12); color: var(--red); }
.badge-green { background: rgba(30,142,90,.12); color: var(--green); }
.badge-gray { background: #eef2f7; color: var(--text-2); }

.section { padding: 60px 0; }
.section-alt { background: #fff; }
.section-head { text-align: center; margin-bottom: 40px; }
.section-head .en { font-size: 13px; letter-spacing: 4px; color: var(--blue); text-transform: uppercase; font-weight: 600; }
.section-head h2 { font-size: 28px; color: var(--navy); margin-top: 6px; letter-spacing: 1px; }
.section-head .sub { color: var(--text-2); margin-top: 10px; font-size: 14px; }

.page-banner {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 60%, var(--blue-2) 120%);
  color: #fff; padding: 46px 0; text-align: center;
}
.page-banner h1 { font-size: 30px; letter-spacing: 2px; }
.page-banner p { margin-top: 10px; color: rgba(255,255,255,.75); font-size: 14px; }
.page-banner .crumb { margin-top: 14px; font-size: 13px; color: rgba(255,255,255,.6); }
.page-banner .crumb a:hover { color: #fff; }

/* ---------- 顶栏 ---------- */
.topbar { background: var(--navy); color: rgba(255,255,255,.85); font-size: 13px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 38px; }
.topbar a { color: rgba(255,255,255,.85); margin-left: 18px; }
.topbar a:hover { color: #fff; }
.topbar .tb-right { display: flex; align-items: center; }
.tb-user { color: #ffd88a; font-weight: 600; margin-right: 4px; }

/* ---------- 主导航 ---------- */
.header { background: #fff; border-bottom: 1px solid var(--line-2); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 10px rgba(11,37,69,.05); }
.header .container { display: flex; align-items: center; height: 66px; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { width: 38px; height: 38px; border-radius: 8px; background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; }
.logo-text { line-height: 1.2; }
.logo-text b { display: block; color: var(--navy); font-size: 17px; letter-spacing: 1px; }
.logo-text span { font-size: 11px; color: var(--text-3); letter-spacing: 1px; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { padding: 8px 16px; border-radius: 8px; font-size: 15px; color: var(--text); transition: all .2s; }
.nav a:hover { color: var(--blue); background: rgba(31,111,235,.06); }
.nav a.active { color: var(--blue); font-weight: 600; background: rgba(31,111,235,.08); }
.nav .nav-cta { background: linear-gradient(135deg, var(--blue), var(--blue-2)); color: #fff !important; font-weight: 600; }
.nav .nav-cta:hover { opacity: .92; }
.nav-toggle { display: none; flex-direction: column; gap: 4px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--navy); border-radius: 2px; }

/* ---------- 首页 Hero ---------- */
.hero {
  background:
    radial-gradient(1000px 420px at 85% -10%, rgba(47,181,193,.28), transparent 60%),
    radial-gradient(800px 420px at 8% 110%, rgba(31,111,235,.22), transparent 55%),
    linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 55%, var(--navy-3) 100%);
  color: #fff; padding: 74px 0 66px; position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 44px 44px;
}
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 46px; align-items: center; }
.hero-kicker { display: inline-block; padding: 4px 14px; border: 1px solid rgba(255,255,255,.3); border-radius: 30px; font-size: 13px; color: #cfe3ff; letter-spacing: 1px; margin-bottom: 18px; }
.hero h1 { font-size: 38px; line-height: 1.35; letter-spacing: 1px; font-weight: 800; }
.hero h1 em { font-style: normal; color: #66d9e8; }
.hero p.lead { color: rgba(255,255,255,.78); margin-top: 16px; font-size: 15px; max-width: 560px; }
.hero-actions { margin-top: 30px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 34px; margin-top: 36px; }
.hero-stats b { font-size: 26px; color: #66d9e8; font-weight: 800; }
.hero-stats span { display: block; font-size: 12px; color: rgba(255,255,255,.6); margin-top: 2px; }
.hero-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.16); border-radius: 14px;
  backdrop-filter: blur(6px); padding: 26px 24px;
}
.hero-card h3 { font-size: 17px; display: flex; justify-content: space-between; align-items: center; }
.hero-card h3 a { font-size: 13px; color: #9cc2ff; font-weight: 400; }
.hero-card ul { margin-top: 14px; }
.hero-card li { padding: 11px 0; border-bottom: 1px dashed rgba(255,255,255,.14); display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: rgba(255,255,255,.9); }
.hero-card li:last-child { border-bottom: 0; }
.hero-card li .price { margin-left: auto; color: #ffd88a; font-weight: 700; flex-shrink: 0; }

/* 广告招商横幅 */
.ad-banner {
  background: linear-gradient(90deg, #1b2a4a 0%, #16356b 55%, #0f6aa8 100%);
  color: #fff; border-radius: 12px; padding: 22px 26px; margin-top: 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  border: 1px solid rgba(255,255,255,.18); box-shadow: var(--shadow);
}
.ad-banner .txt b { font-size: 17px; letter-spacing: 1px; display: flex; align-items: center; gap: 10px; }
.ad-banner .txt span { font-size: 13px; color: rgba(255,255,255,.75); display: block; margin-top: 4px; }

/* ---------- 报告卡片 ---------- */
.report-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.report-card {
  background: var(--card); border: 1px solid var(--line-2); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow); display: flex; flex-direction: column; transition: all .25s;
}
.report-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(31,111,235,.35); }
.report-card .rc-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.report-card h3 { font-size: 17px; color: var(--navy); line-height: 1.5; }
.report-card h3 a:hover { color: var(--blue); }
.report-card .rc-excerpt { color: var(--text-2); font-size: 13.5px; margin: 10px 0 14px; flex: 1; }
.report-card .rc-meta { display: flex; justify-content: space-between; align-items: center; color: var(--text-3); font-size: 12px; border-top: 1px dashed var(--line-2); padding-top: 12px; }
.report-card .rc-price { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- 商品卡片（多商家） ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.product-card {
  background: var(--card); border: 1px solid var(--line-2); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); transition: all .25s; display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-thumb {
  height: 150px; position: relative; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 40px; font-weight: 700; letter-spacing: 2px;
}
.product-thumb .merchant-tag {
  position: absolute; top: 10px; left: 10px; background: rgba(11,37,69,.82); color: #fff;
  font-size: 11px; padding: 2px 10px; border-radius: 4px; letter-spacing: .5px;
}
.product-body { padding: 16px; display: flex; flex-direction: column; flex: 1; }
.product-body h3 { font-size: 15px; color: var(--navy); line-height: 1.5; }
.product-body .p-tags { margin: 8px 0 6px; display: flex; gap: 6px; flex-wrap: wrap; }
.product-body .p-desc { font-size: 12.5px; color: var(--text-2); flex: 1; }
.product-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line-2); }
.price { color: var(--red); font-weight: 800; }
.price em { font-style: normal; font-size: 18px; }
.price .ori { color: var(--text-3); font-weight: 400; text-decoration: line-through; font-size: 12px; margin-left: 6px; }
.p-sales { font-size: 12px; color: var(--text-3); margin-top: 6px; }

/* ---------- 会员套餐 ---------- */
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 960px; margin: 0 auto; }
.plan-card {
  background: var(--card); border: 1px solid var(--line-2); border-radius: 14px; padding: 32px 28px;
  text-align: center; box-shadow: var(--shadow); position: relative; transition: all .25s;
}
.plan-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.plan-card.hot { border: 2px solid var(--blue); }
.plan-card .hot-flag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg, #d9a441, #b8860b); color: #fff; font-size: 12px; padding: 3px 16px; border-radius: 20px; }
.plan-card h3 { color: var(--navy); font-size: 18px; }
.plan-card .plan-price { margin: 18px 0 6px; color: var(--navy); }
.plan-card .plan-price b { font-size: 38px; color: var(--red); font-weight: 800; }
.plan-card .plan-price span { color: var(--text-3); font-size: 13px; }
.plan-card ul { margin: 18px 0 24px; text-align: left; }
.plan-card li { padding: 7px 0 7px 24px; position: relative; color: var(--text-2); font-size: 13.5px; }
.plan-card li::before { content: "✓"; position: absolute; left: 2px; color: var(--green); font-weight: 700; }

/* ---------- 特性块 ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature-item { background: #fff; border: 1px solid var(--line-2); border-radius: var(--radius); padding: 26px 22px; box-shadow: var(--shadow); }
.feature-item .fi-icon { width: 46px; height: 46px; border-radius: 10px; background: rgba(31,111,235,.1); color: var(--blue-2); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; }
.feature-item h3 { font-size: 16px; color: var(--navy); }
.feature-item p { font-size: 13px; color: var(--text-2); margin-top: 8px; }

/* ---------- CTA 大块 ---------- */
.cta-band { background: linear-gradient(135deg, var(--navy), var(--navy-2)); color: #fff; text-align: center; padding: 52px 20px; border-radius: 14px; }
.cta-band h2 { font-size: 26px; letter-spacing: 1px; }
.cta-band p { color: rgba(255,255,255,.75); margin: 12px 0 26px; }
.cta-band .price-line { color: #ffd88a; font-weight: 700; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; background: #fff; border-radius: var(--radius); border: 1px solid var(--line-2); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 640px; }
thead th { background: var(--navy); color: #fff; text-align: left; padding: 13px 18px; font-weight: 600; white-space: nowrap; }
tbody td { padding: 13px 18px; border-bottom: 1px solid var(--line-2); color: var(--text); }
tbody tr:nth-child(even) { background: #fafcff; }
tbody tr:hover { background: rgba(31,111,235,.04); }
tbody tr:last-child td { border-bottom: 0; }

/* ---------- 表单 ---------- */
.form-card { background: #fff; border: 1px solid var(--line-2); border-radius: 14px; padding: 34px; box-shadow: var(--shadow); }
.form-card h3 { font-size: 18px; color: var(--navy); margin-bottom: 6px; }
.form-card .form-sub { color: var(--text-2); font-size: 13px; margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13.5px; color: var(--text); font-weight: 600; margin-bottom: 8px; }
.form-group label .req { color: var(--red); }
.form-group .hint { font-size: 12px; color: var(--text-3); margin-top: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
input[type="text"], input[type="tel"], input[type="number"], input[type="email"], textarea, select {
  width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 11px 14px; font-size: 14px;
  font-family: inherit; color: var(--text); background: #fff; transition: all .2s; outline: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(31,111,235,.12); }
textarea { min-height: 120px; resize: vertical; }
.upload-box {
  border: 2px dashed var(--line); border-radius: 10px; padding: 26px; text-align: center; color: var(--text-2);
  cursor: pointer; transition: all .2s; font-size: 13px; background: #fafcff;
}
.upload-box:hover { border-color: var(--blue); color: var(--blue); }
.upload-box .up-icon { font-size: 26px; display: block; margin-bottom: 6px; }
.upload-box.has-file { border-color: var(--green); color: var(--green); background: rgba(30,142,90,.06); }
.check-item { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--text-2); }
.check-item input { margin-top: 4px; accent-color: var(--blue); }
.form-fee { background: #fff7e6; border: 1px solid #f0ddb0; border-radius: 8px; padding: 12px 16px; display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; font-size: 14px; }
.form-fee b { color: var(--red); font-size: 20px; }

/* ---------- 步骤图 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin: 30px 0 10px; }
.step { text-align: center; position: relative; background: #fff; border: 1px solid var(--line-2); border-radius: 12px; padding: 26px 16px; box-shadow: var(--shadow); }
.step .step-no { width: 34px; height: 34px; margin: 0 auto 12px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.step h4 { font-size: 15px; color: var(--navy); }
.step p { font-size: 12.5px; color: var(--text-2); margin-top: 6px; }

/* ---------- 文章页 ---------- */
.article-wrap { max-width: 860px; margin: 0 auto; }
.article-head { text-align: center; margin-bottom: 30px; }
.article-head h1 { font-size: 27px; color: var(--navy); line-height: 1.5; }
.article-meta { color: var(--text-3); font-size: 13px; margin-top: 14px; display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
.article-body { font-size: 15.5px; line-height: 2; color: #2b3a4b; }
.article-body p { margin-bottom: 18px; }
.article-body h3 { color: var(--navy); font-size: 19px; margin: 30px 0 14px; padding-left: 12px; border-left: 4px solid var(--blue); }
.paywall {
  margin: 26px 0; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-lg);
  border: 1px solid rgba(31,111,235,.3); background: #fff;
}
.paywall-top { background: linear-gradient(135deg, var(--navy), var(--navy-2)); color: #fff; text-align: center; padding: 24px; }
.paywall-top b { font-size: 18px; letter-spacing: 1px; }
.paywall-top p { font-size: 13px; color: rgba(255,255,255,.75); margin-top: 6px; }
.paywall-actions { display: flex; gap: 12px; justify-content: center; padding: 22px; background: #fff; flex-wrap: wrap; }
.paywall-price { text-align: center; color: var(--text-2); font-size: 13px; padding: 0 0 4px; }
.paywall-price b { color: var(--red); font-size: 22px; margin: 0 4px; }
.reading-bar { position: relative; height: 4px; background: #e3ebf4; border-radius: 4px; margin: 20px 0; overflow: hidden; }
.reading-bar i { position: absolute; left: 0; top: 0; bottom: 0; width: 30%; background: linear-gradient(90deg, var(--blue), var(--cyan)); }

/* ---------- 钱包 / 账单 ---------- */
.wallet-grid { display: grid; grid-template-columns: 320px 1fr; gap: 24px; align-items: start; }
.wallet-card { background: linear-gradient(135deg, var(--navy), var(--navy-3)); color: #fff; border-radius: 14px; padding: 26px; box-shadow: var(--shadow-lg); }
.wallet-card .w-label { font-size: 13px; color: rgba(255,255,255,.7); }
.wallet-card .w-balance { font-size: 36px; font-weight: 800; margin: 8px 0 18px; }
.wallet-card .w-balance em { font-style: normal; font-size: 18px; }
.recharge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.recharge-item { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: 8px; padding: 10px; text-align: center; cursor: pointer; transition: all .2s; }
.recharge-item:hover, .recharge-item.active { background: rgba(255,255,255,.22); border-color: #ffd88a; }
.recharge-item b { font-size: 16px; display: block; }
.recharge-item span { font-size: 11px; color: rgba(255,255,255,.65); }
.bill-list { background: #fff; border: 1px solid var(--line-2); border-radius: 12px; box-shadow: var(--shadow); overflow: hidden; }
.bill-item { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--line-2); }
.bill-item:last-child { border-bottom: 0; }
.bill-item .bi-name { font-size: 14px; font-weight: 600; color: var(--text); }
.bill-item .bi-time { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.bill-item .bi-type { font-size: 12px; margin-right: 8px; }
.bill-item .bi-amount { font-weight: 700; white-space: nowrap; }
.bill-item .in { color: var(--green); }
.bill-item .out { color: var(--red); }
.bill-empty { text-align: center; color: var(--text-3); padding: 44px 20px; font-size: 14px; }

/* ---------- 入驻资质 / 检查清单 ---------- */
.check-list { background: #fff; border: 1px solid var(--line-2); border-radius: 12px; padding: 22px; box-shadow: var(--shadow); }
.check-list h4 { color: var(--navy); font-size: 15px; margin-bottom: 12px; }
.check-list li { padding: 7px 0 7px 22px; position: relative; font-size: 13.5px; color: var(--text-2); }
.check-list li::before { content: "✔"; position: absolute; left: 0; color: var(--green); font-weight: 700; }

/* ---------- 广告位 ---------- */
.ad-hero-card {
  background: linear-gradient(100deg, #0f2a4a 0%, #123f7d 55%, #0f7ba8 100%);
  color: #fff; border-radius: 14px; padding: 34px; display: flex; justify-content: space-between; align-items: center;
  gap: 20px; flex-wrap: wrap; box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.15);
}
.ad-hero-card h2 { font-size: 22px; letter-spacing: 1px; }
.ad-hero-card p { color: rgba(255,255,255,.75); font-size: 13.5px; margin-top: 8px; max-width: 560px; }

/* ---------- 协议页 ---------- */
.agree-wrap { display: grid; grid-template-columns: 240px 1fr; gap: 24px; align-items: start; }
.agree-nav { background: #fff; border: 1px solid var(--line-2); border-radius: 12px; padding: 14px; box-shadow: var(--shadow); position: sticky; top: 84px; }
.agree-nav a { display: block; padding: 11px 14px; border-radius: 8px; font-size: 14px; color: var(--text); }
.agree-nav a:hover { background: rgba(31,111,235,.06); color: var(--blue); }
.agree-nav a.active { background: rgba(31,111,235,.1); color: var(--blue); font-weight: 600; }
.agree-content { background: #fff; border: 1px solid var(--line-2); border-radius: 12px; padding: 36px; box-shadow: var(--shadow); }
.agree-content h1 { font-size: 22px; color: var(--navy); text-align: center; }
.agree-content .agree-date { text-align: center; color: var(--text-3); font-size: 13px; margin: 10px 0 26px; }
.agree-content h2 { font-size: 16px; color: var(--navy); margin: 26px 0 10px; }
.agree-content h3 { font-size: 15px; color: var(--navy-2); margin: 18px 0 8px; }
.agree-content p { font-size: 14px; color: #3b4a5c; margin-bottom: 12px; text-indent: 2em; }
.agree-content .toc { background: #f6f9fd; border: 1px solid var(--line-2); border-radius: 8px; padding: 16px 20px; font-size: 13px; color: var(--text-2); }

/* ---------- 支付弹窗 ---------- */
.modal-mask { position: fixed; inset: 0; background: rgba(11,24,42,.6); display: flex; align-items: center; justify-content: center; z-index: 999; padding: 16px; backdrop-filter: blur(2px); }
.modal { background: #fff; border-radius: 16px; width: 460px; max-width: 100%; box-shadow: 0 24px 64px rgba(0,0,0,.3); overflow: hidden; animation: pop .25s ease; }
@keyframes pop { from { transform: scale(.92); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 18px 22px; background: var(--navy); color: #fff; }
.modal-head h3 { font-size: 16px; letter-spacing: 1px; }
.modal-close { background: rgba(255,255,255,.15); border: 0; color: #fff; width: 28px; height: 28px; border-radius: 50%; cursor: pointer; font-size: 16px; line-height: 1; }
.modal-close:hover { background: rgba(255,255,255,.3); }
.modal-body { padding: 22px; }
.pay-info { text-align: center; padding: 6px 0 16px; }
.pay-info .pay-name { color: var(--text-2); font-size: 13px; }
.pay-info .pay-amount { color: var(--red); font-size: 34px; font-weight: 800; margin-top: 6px; }
.pay-info .pay-amount em { font-style: normal; font-size: 18px; }
.pay-tabs { display: flex; gap: 8px; margin: 6px 0 16px; }
.pay-tabs button { flex: 1; padding: 10px; border: 1px solid var(--line); background: #fff; border-radius: 8px; cursor: pointer; font-size: 14px; color: var(--text-2); transition: all .2s; font-family: inherit; }
.pay-tabs button.active { border-color: var(--blue); color: var(--blue); background: rgba(31,111,235,.06); font-weight: 600; }
.pay-qr { display: flex; justify-content: center; padding: 10px 0; }
.pay-qr svg { border: 8px solid #fff; box-shadow: 0 0 0 1px var(--line); border-radius: 8px; }
.pay-hint { text-align: center; font-size: 12px; color: var(--text-3); margin: 8px 0 16px; }
.pay-balance { border: 1px dashed var(--line); border-radius: 8px; padding: 12px 14px; display: flex; justify-content: space-between; align-items: center; font-size: 13.5px; color: var(--text-2); margin-bottom: 16px; }
.pay-balance b { color: var(--navy); }
.pay-balance .enough { color: var(--green); font-weight: 700; }
.pay-balance .lack { color: var(--red); font-weight: 700; }
.pay-actions { display: flex; gap: 12px; }
.pay-actions .btn { flex: 1; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; top: 90px; left: 50%; transform: translate(-50%, -20px);
  background: var(--navy); color: #fff; padding: 13px 26px; border-radius: 10px; font-size: 14px;
  box-shadow: 0 10px 30px rgba(11,37,69,.35); z-index: 1000; opacity: 0; transition: all .3s ease; pointer-events: none;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.ok { background: var(--green); }
.toast.err { background: var(--red); }

/* ---------- 协议勾选提示 ---------- */
.agree-req { border: 1px solid #f0ddb0; background: #fff7e6; color: #9a6b00; border-radius: 8px; padding: 8px 12px; font-size: 12.5px; margin-top: 8px; display: none; }

/* ---------- 登录/注册弹窗 ---------- */
.auth-tip { text-align: center; font-size: 12.5px; color: var(--text-3); margin-top: 14px; }
.auth-tip a { color: var(--blue); cursor: pointer; }
.auth-tip a:hover { text-decoration: underline; }
.auth-note { background: #f6f9fd; border: 1px solid var(--line-2); border-radius: 8px; padding: 8px 12px; font-size: 12px; color: var(--text-2); margin-bottom: 4px; }

/* ---------- 页脚 ---------- */
.site-footer { background: #081c36; color: #b9c6d6; padding: 46px 0 30px; margin-top: 60px; }
.site-footer .container { text-align: center; }
.footer-brand { margin-bottom: 22px; }
.footer-brand .fb-name { color: #fff; font-size: 17px; font-weight: 700; letter-spacing: 2px; }
.footer-brand .fb-sub { font-size: 12px; color: #7c90a8; margin-top: 4px; letter-spacing: 1px; }
.footer-line { font-size: 13.5px; color: #9fb0c4; margin: 6px 0; }
.footer-line a { color: #cfe3ff; }
.footer-line a:hover { color: #fff; text-decoration: underline; }
.footer-license { font-size: 13px; color: #7c90a8; margin: 8px 0 16px; }
.footer-links { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.footer-links a { font-size: 13px; color: #9fb0c4; padding: 4px 12px; border: 1px solid rgba(255,255,255,.14); border-radius: 6px; }
.footer-links a:hover { color: #fff; border-color: rgba(255,255,255,.4); }
.footer-copy { margin-top: 20px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12.5px; color: #6c8098; }

/* ---------- 页面区块：业务板块 ---------- */
.board-intro { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 30px; }
.biz-card { background: #fff; border: 1px solid var(--line-2); border-radius: 12px; padding: 26px; box-shadow: var(--shadow); }
.biz-card .bc-tag { font-size: 12px; color: var(--blue-2); font-weight: 700; letter-spacing: 1px; }
.biz-card h3 { font-size: 17px; color: var(--navy); margin: 10px 0 10px; }
.biz-card p { font-size: 13.5px; color: var(--text-2); }
.biz-card ul { margin-top: 12px; }
.biz-card li { font-size: 13px; color: var(--text-2); padding: 5px 0 5px 18px; position: relative; }
.biz-card li::before { content: "•"; position: absolute; left: 4px; color: var(--blue); }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
  .hero .container { grid-template-columns: 1fr; }
  .report-grid, .product-grid, .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .plan-grid { grid-template-columns: repeat(3, 1fr); }
  .agree-wrap { grid-template-columns: 1fr; }
  .agree-nav { position: static; display: flex; flex-wrap: wrap; gap: 6px; }
  .wallet-grid { grid-template-columns: 1fr; }
  .board-intro { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav { display: none; position: absolute; top: 66px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 12px 16px 20px; box-shadow: var(--shadow-lg); border-bottom: 1px solid var(--line-2); }
  .nav.open { display: flex; }
  .nav a { width: 100%; padding: 12px 14px; }
  .nav-toggle { display: flex; }
  .report-grid, .product-grid, .feature-grid { grid-template-columns: 1fr; }
  .plan-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .topbar .tb-left { display: none; }
  .hero h1 { font-size: 28px; }
  .section-head h2 { font-size: 23px; }
  .steps { grid-template-columns: 1fr; }
  .article-head h1 { font-size: 22px; }
}

/* 通用辅助 */
.mt10 { margin-top: 10px; } .mt20 { margin-top: 20px; } .mt30 { margin-top: 30px; } .mt40 { margin-top: 40px; }
.mb20 { margin-bottom: 20px; }
.text-center { text-align: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.hidden { display: none !important; }