/* ============================================================
   爱购鲸返 - 全站样式表（复刻原版紧凑精美排版）
   主色 深蓝 #0F172A · 强调 橙 #EA580C · 背景 #F8FAFC
   ============================================================ */

:root {
  --primary: #0F172A;
  --primary-hover: #1E293B;
  --on-primary: #F8FAFC;
  --accent: #EA580C;
  --accent-hover: #D97706;
  --on-accent: #FFFFFF;
  --bg: #F8FAFC;
  --fg: #0F172A;
  --card: #FFFFFF;
  --muted: #F1F5F9;
  --muted-fg: #64748B;
  --border: #E2E8F0;
  --success: #059669;
  --radius: 8px;
  --radius-sm: 6px;
  --shadow: 0 1px 3px rgba(15, 23, 42, .06);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, .08);
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }

::selection { background: rgba(234, 88, 12, .18); color: var(--accent); }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--primary); color: #fff; padding: 8px 16px; z-index: 999;
}
.skip-link:focus { left: 0; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
.ico { width: 16px; height: 16px; display: inline-block; vertical-align: -2px; }

/* ---------- 顶部公告条 ---------- */
.topbar { background: var(--primary); color: var(--on-primary); font-size: 16px; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; padding: 6px 16px; gap: 16px; }
.topbar-notice { display: flex; align-items: center; gap: 8px; min-width: 0; }
.topbar-badge {
  display: inline-flex; align-items: center; gap: 4px; flex-shrink: 0;
  background: var(--accent); color: var(--on-accent);
  font-weight: 600; font-size: 12px; padding: 2px 6px; border-radius: 4px;
}
.topbar-badge .ico { width: 16px; height: 16px; }
.topbar-text { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; opacity: .95; }
.topbar-trust { display: none; gap: 16px; flex-shrink: 0; font-size: 14px; opacity: .9; }
.dot-ok { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-right: 4px; vertical-align: 1px; }

/* ---------- 导航栏 ---------- */
.navbar-wrap { position: sticky; top: 0; z-index: 100; background: rgba(248, 250, 252, .95); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.navbar { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-logo {
  width: 40px; height: 40px; border-radius: var(--radius);
  background: var(--primary); color: var(--on-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 19px; font-weight: 900; border: 1px solid var(--border); box-shadow: var(--shadow);
}
.brand-logo-dot { color: var(--accent); font-size: 15px; margin-left: -2px; }
.brand-logo-sm { width: 32px; height: 32px; font-size: 15px; }
.brand-logo-sm .brand-logo-dot { font-size: 17px; }
.brand-text { display: flex; flex-direction: column; }
.brand-row { display: flex; align-items: center; gap: 8px; }
.brand-row strong { font-size: 18px; font-weight: 900; letter-spacing: -0.5px; }
.brand-chip {
  font-style: normal; font-size: 14px; font-weight: 500; color: rgba(15, 23, 42, .8);
  background: var(--muted); border: 1px solid var(--border); padding: 1px 6px; border-radius: 4px;
}
.brand-sub { font-size: 14px; color: var(--muted-fg); display: none; }

.nav-links { display: none; align-items: center; gap: 4px; }
.nav-link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: 16px; font-weight: 500; color: rgba(15, 23, 42, .8); transition: all .15s;
}
.nav-link:hover { color: var(--fg); background: var(--muted); }
.nav-link.active { background: var(--primary); color: var(--on-primary); box-shadow: var(--shadow); }
.nav-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

.nav-actions { display: none; align-items: center; gap: 16px; }

.mobile-toggle { display: inline-flex; padding: 8px; color: var(--fg); border-radius: var(--radius-sm); }
.mobile-toggle .ico { width: 24px; height: 24px; }
.mobile-toggle .ico-close { display: none; }
.mobile-toggle.open .ico-menu { display: none; }
.mobile-toggle.open .ico-close { display: inline-block; }

.mobile-menu { border-bottom: 1px solid var(--border); background: var(--card); padding: 8px 16px 20px; box-shadow: var(--shadow-md); }
.mobile-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px; border-radius: var(--radius); font-size: 16px; font-weight: 500; color: var(--fg);
}
.mobile-link small { font-size: 14px; color: var(--muted-fg); font-family: ui-monospace, monospace; }
.mobile-link.active { background: var(--primary); color: var(--on-primary); }
.mobile-link.active small { color: rgba(248, 250, 252, .7); }
.mobile-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 40px; padding: 0 20px; border-radius: var(--radius-sm);
  font-size: 16px; font-weight: 600; transition: all .15s; white-space: nowrap;
}
.btn-sm { height: 34px; padding: 0 16px; font-size: 16px; }
.btn-lg { height: 44px; padding: 0 24px; font-size: 15px; }
.btn-primary { background: var(--primary); color: var(--on-primary); box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-accent { background: var(--accent); color: var(--on-accent); box-shadow: var(--shadow); }
.btn-accent:hover { background: var(--accent-hover); }
.btn-outline { background: var(--card); color: var(--primary); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--muted); }
.btn-ghost-light { border: 1px solid rgba(255, 255, 255, .6); color: #fff; }
.btn-ghost-light:hover { background: rgba(255, 255, 255, .1); }
.btn-danger { background: #FEE2E2; color: #B91C1C; }
.btn-danger:hover { background: #FECACA; }

/* ---------- 面包屑 ---------- */
.breadcrumbs { background: rgba(241, 245, 249, .6); border-bottom: 1px solid var(--border); font-size: 16px; }
.breadcrumbs-inner { display: flex; align-items: center; gap: 6px; padding: 12px 16px; color: var(--muted-fg); overflow-x: auto; white-space: nowrap; }
.breadcrumbs-inner a:hover { color: var(--fg); }
.crumb-sep { color: rgba(100, 116, 139, .6); flex-shrink: 0; }
.crumb-current { font-weight: 600; color: var(--fg); }

/* ---------- 首页 Hero ---------- */
.hero { background: linear-gradient(180deg, rgba(241, 245, 249, .6), var(--bg)); border-bottom: 1px solid var(--border); padding: 48px 0 56px; }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(234, 88, 12, .08); border: 1px solid rgba(234, 88, 12, .2);
  color: var(--accent); font-size: 16px; font-weight: 600; padding: 5px 16px; border-radius: 999px;
}
.hero-badge .ico { width: 16px; height: 16px; }
.hero-copy > .hero-badge { margin-bottom: 20px; display: inline-flex; }
h1.hero-title { font-size: 26px; font-weight: 900; line-height: 1.25; letter-spacing: -0.5px; margin-bottom: 16px; }
.hero-desc { color: var(--muted-fg); font-size: 16px; line-height: 1.7; max-width: 640px; margin-bottom: 20px; }
.hero-desc strong { color: var(--fg); }

.metric-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 22px; }
.metric-card { background: var(--card); border: 1px solid var(--border); padding: 12px; border-radius: var(--radius-sm); }
.metric-card .m-label { font-size: 16px; color: var(--muted-fg); }
.metric-card .m-value { font-size: 16px; font-weight: 700; margin-top: 2px; }
.metric-card .m-num { color: var(--accent); font-family: ui-monospace, SFMono-Regular, monospace; font-weight: 800; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.copy-code {
  display: inline-flex; align-items: center; gap: 6px; font-size: 16px; color: var(--muted-fg);
  padding: 8px 16px; border: 1px dashed var(--border); border-radius: var(--radius-sm);
}
.copy-code:hover { color: var(--fg); }
.copy-code strong { font-family: ui-monospace, monospace; color: var(--fg); }

/* 模拟查券演示卡 */
.simulator { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 20px; box-shadow: var(--shadow-md); }
.sim-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.sim-title { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 700; }
.sim-dots { display: inline-flex; gap: 6px; }
.sim-dots i { width: 16px; height: 16px; border-radius: 50%; display: inline-block; }
.sim-dots i:nth-child(1) { background: #FCA5A5; }
.sim-dots i:nth-child(2) { background: #FDE68A; }
.sim-dots i:nth-child(3) { background: #A7F3D0; }
.sim-chip { font-size: 14px; color: var(--accent); background: rgba(234, 88, 12, .08); padding: 2px 8px; border-radius: 4px; font-weight: 500; }
.sim-search { display: flex; gap: 8px; margin-bottom: 16px; }
.sim-search input {
  flex: 1; min-width: 0; font-size: 16px; font-family: ui-monospace, monospace;
  padding: 8px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: rgba(241, 245, 249, .5); color: var(--fg);
}
.sim-search input:focus { outline: none; border-color: var(--accent); background: var(--card); }
.sim-result { background: rgba(241, 245, 249, .6); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.sim-result-top { display: flex; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.sim-shop { display: inline-block; font-size: 12px; background: var(--primary); color: var(--on-primary); padding: 1px 6px; border-radius: 3px; font-weight: 500; margin-bottom: 6px; }
.sim-goods { font-size: 16px; font-weight: 700; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.sim-price { font-size: 14px; color: var(--muted-fg); margin-top: 4px; }
.sim-final { text-align: right; flex-shrink: 0; }
.sim-final .f-label { font-size: 12px; color: var(--muted-fg); }
.sim-final .f-value { font-size: 18px; font-weight: 900; color: var(--accent); font-family: ui-monospace, monospace; }
.sim-breakdown { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding-top: 12px; border-top: 1px solid rgba(226, 232, 240, .8); }
.sim-breakdown .b-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 12px; font-size: 16px; display: flex; justify-content: space-between; }
.b-item .b-k { color: var(--muted-fg); font-size: 14px; }
.b-item .b-v { font-weight: 700; font-family: ui-monospace, monospace; }
.b-v.coupon { color: var(--accent); }
.b-v.cash { color: var(--success); }
.sim-total { display: flex; justify-content: space-between; padding-top: 12px; font-size: 14px; }
.sim-total .t-save { color: var(--success); display: inline-flex; align-items: center; gap: 4px; }
.sim-total .t-note { color: var(--muted-fg); font-size: 12px; }
.sim-foot { display: flex; justify-content: space-between; padding-top: 6px; margin-top: 16px; font-size: 14px; color: rgba(100, 116, 139, .8); }
.sim-foot a { color: var(--accent); font-weight: 500; }

/* ---------- 数据指标带 ---------- */
.stats-band { background: var(--card); border-bottom: 1px solid var(--border); padding: 32px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; text-align: center; }
.stat .s-value { font-size: 26px; font-weight: 900; font-family: ui-monospace, monospace; }
.stat .s-num { color: var(--accent); }
.stat .s-unit { font-size: 16px; font-family: inherit; font-weight: 500; color: var(--muted-fg); margin-left: 4px; }
.stat .s-label { font-size: 16px; font-weight: 600; margin-top: 4px; }
.stat .s-desc { font-size: 14px; color: var(--muted-fg); }

/* ---------- 通用 Section ---------- */
.section { padding: 56px 0; border-bottom: 1px solid var(--border); background: var(--bg); }
.section-alt { background: rgba(241, 245, 249, .4); }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 36px; }
.kicker { font-size: 16px; font-weight: 700; letter-spacing: 1.5px; color: var(--accent); text-transform: uppercase; }
.kicker-pill { background: rgba(234, 88, 12, .08); padding: 3px 12px; border-radius: 999px; }
.section-head h2 { font-size: 22px; font-weight: 900; margin: 8px 0 6px; letter-spacing: -0.4px; }
.section-head p { font-size: 14px; color: var(--muted-fg); }
.section-head-left { text-align: left; margin: 0 0 28px; display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; max-width: none; }

/* ---------- 优势卡片 ---------- */
.adv-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
.adv-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; justify-content: space-between; transition: box-shadow .2s; }
.adv-card:hover { box-shadow: var(--shadow-md); }
.adv-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.adv-num { width: 32px; height: 32px; border-radius: var(--radius-sm); background: var(--primary); color: var(--on-primary); display: flex; align-items: center; justify-content: center; font-family: ui-monospace, monospace; font-weight: 700; font-size: 16px; }
.adv-badge { font-size: 14px; font-weight: 500; background: var(--muted); color: var(--fg); padding: 2px 8px; border-radius: 4px; border: 1px solid var(--border); }
.adv-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.adv-card p { font-size: 16px; color: var(--muted-fg); line-height: 1.7; }
.adv-foot { padding-top: 16px; margin-top: 16px; border-top: 1px solid rgba(226, 232, 240, .7); font-size: 14px; color: var(--accent); font-weight: 500; display: flex; align-items: center; gap: 4px; }

/* ---------- 业务卡片网格 ---------- */
.biz-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.biz-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; display: flex; flex-direction: column; justify-content: space-between; transition: border-color .15s; }
.biz-card:hover { border-color: rgba(15, 23, 42, .3); }
.biz-card-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.biz-name { font-size: 16px; font-weight: 700; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tag-ecom { font-size: 12px; padding: 1px 6px; border-radius: 3px; font-weight: 500; background: #EFF6FF; color: #1D4ED8; }
.tag-life { font-size: 12px; padding: 1px 6px; border-radius: 3px; font-weight: 500; background: #FFFBEB; color: #B45309; }
.biz-rebate { font-size: 16px; font-weight: 700; color: var(--accent); font-family: ui-monospace, monospace; background: rgba(234, 88, 12, .08); padding: 2px 8px; border-radius: 4px; flex-shrink: 0; }
.biz-card .biz-tag { font-size: 16px; color: var(--muted-fg); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
.biz-sample { background: rgba(241, 245, 249, .6);letter-spacing: 0.1em; border-radius: var(--radius-sm); padding: 8px 12px; font-size: 14px; color: rgba(15, 23, 42, .8); }
.biz-sample b { color: var(--fg); }
.biz-card-foot { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; margin-top: 16px; border-top: 1px solid var(--border); font-size: 16px; }
.biz-card-foot .f-max { font-size: 14px; color: var(--muted-fg); }
.biz-link { color: var(--fg); font-weight: 600; font-size: 16px; display: inline-flex; align-items: center; gap: 2px; }
.biz-link:hover { color: var(--accent); }

/* ---------- 步骤卡片 ---------- */
.steps-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
.step-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.step-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.step-num { font-size: 28px; font-weight: 900; color: rgba(234, 88, 12, .75); font-family: ui-monospace, monospace; }
.step-idx { font-size: 14px; color: var(--muted-fg); font-weight: 500; }
.step-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: 16px; color: var(--muted-fg); line-height: 1.7; }

/* ---------- 省钱计算器 ---------- */
.calc-wrap { margin: 0 auto; }
.calc { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 28px; box-shadow: var(--shadow); }
.calc-head { text-align: center; margin-bottom: 24px; }
.calc-head h2 { font-size: 20px; font-weight: 900; }
.calc-head p { font-size: 16px; color: var(--muted-fg); margin-top: 4px; }
.calc-body { margin: 0 auto; }
.calc-label { display: flex; justify-content: space-between; font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.calc-value { color: var(--accent); font-weight: 700; font-family: ui-monospace, monospace; font-size: 16px; }
.calc input[type="range"] { width: 100%; accent-color: var(--accent); cursor: pointer; }
.calc-scale { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted-fg); margin-top: 6px; }
.calc-result { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px; padding: 16px; border-radius: var(--radius); background: rgba(241, 245, 249, .7); border: 1px solid var(--border); text-align: center; }
.calc-result .r-label { font-size: 16px; color: var(--muted-fg); }
.calc-result .r-value { font-size: 26px; font-weight: 900; font-family: ui-monospace, monospace; margin: 4px 0; }
.calc-result .r-value.save { color: var(--accent); }
.calc-result .r-value.cash { color: var(--success); }
.calc-result .r-note { font-size: 12px; color: var(--muted-fg); }

/* ---------- FAQ 预览卡片 ---------- */
.faq-preview-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.faq-preview { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.faq-q { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 8px; }
.faq-q .q-mark { width: 22px; height: 22px; border-radius: 4px; background: var(--primary); color: var(--on-primary); font-size: 16px; font-family: ui-monospace, monospace; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.faq-q h3 { font-size: 14px; font-weight: 700; line-height: 1.5; }
.faq-preview p { font-size: 16px; color: var(--muted-fg); line-height: 1.7; padding-left: 32px; }
.center-cta { text-align: center; padding-top: 8px; }

/* ---------- 业务汇总页 ---------- */
.page-hero { background: linear-gradient(180deg, rgba(241, 245, 249, .6), var(--bg)); border-bottom: 1px solid var(--border); padding: 40px 0; }
.page-hero .hero-badge { margin-bottom: 16px; }
.page-hero h1 { font-size: 24px; font-weight: 900; line-height: 1.3; letter-spacing: -0.4px; margin-bottom: 16px; }
.page-hero .page-desc { font-size: 16px; color: var(--muted-fg); line-height: 1.7; max-width: 760px; margin-bottom: 18px; }
.filter-bar { display: flex; flex-direction: column; gap: 16px; padding-top: 16px; }
.biz-tabs { display: inline-flex; gap: 6px; background: var(--muted); border: 1px solid var(--border); border-radius: var(--radius); padding: 4px; align-self: flex-start; }
.biz-tab { padding: 6px 16px; border-radius: var(--radius-sm); font-size: 16px; font-weight: 600; color: var(--muted-fg); transition: all .15s; }
.biz-tab:hover { color: var(--fg); }
.biz-tab.active { background: var(--card); color: var(--fg); box-shadow: var(--shadow); }
.biz-search { position: relative; width: 100%; }
.biz-search input { width: 100%; font-size: 16px; padding: 8px 16px 8px 34px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); color: var(--fg); }
.biz-search input:focus { outline: none; border-color: var(--accent); }
.biz-search .ico { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--muted-fg); }

.biz-detail { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; box-shadow: var(--shadow); scroll-margin-top: 112px; }
.biz-detail + .biz-detail { margin-top: 28px; }
.biz-detail-head { display: flex; flex-direction: column; gap: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border); margin-bottom: 22px; }
.bd-left { display: flex; align-items: center; gap: 16px; }
.bd-icon { width: 42px; height: 42px; border-radius: var(--radius); background: var(--muted); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.bd-title-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.biz-detail-head h2 { font-size: 18px; font-weight: 700; }
.bd-tagline { font-size: 16px; color: var(--muted-fg); font-weight: 500; margin-top: 2px; }
.bd-rates { display: flex; align-items: center; gap: 16px; align-self: flex-start; }
.bd-rate { text-align: right; }
.bd-rate .r-k { font-size: 12px; color: var(--muted-fg); }
.bd-rate .r-v { font-size: 15px; font-weight: 900; color: var(--accent); font-family: ui-monospace, monospace; }
.bd-rate .r-v.green { color: var(--success); font-size: 16px; }
.bd-divider { width: 1px; height: 30px; background: var(--border); display: none; }

.biz-body { display: grid; grid-template-columns: 1fr; gap: 24px; }
.biz-desc { font-size: 14px; line-height: 1.8; color: rgba(15, 23, 42, .9); }
.biz-features { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.feature-tag { display: inline-flex; align-items: center; gap: 4px; font-size: 14px; background: var(--muted); color: rgba(15, 23, 42, .8); padding: 4px 12px; border-radius: 4px; border: 1px solid var(--border); }
.feature-tag i { width: 16px; height: 16px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.biz-sample-box { background: rgba(241, 245, 249, .7); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-top: 16px; }
.biz-sample-box .t { font-size: 14px; font-weight: 700; display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.biz-sample-box .t i { width: 16px; height: 16px; border-radius: 3px; background: var(--accent); flex-shrink: 0; }
.biz-sample-box p { font-size: 16px; color: var(--muted-fg); }
.biz-tip { background: rgba(234, 88, 12, .05); border: 1px solid rgba(234, 88, 12, .2); border-radius: var(--radius); padding: 16px 16px; margin-top: 16px; display: flex; gap: 8px; font-size: 16px; line-height: 1.6; }
.biz-tip .bulb { width: 16px; height: 16px; background: var(--accent); border-radius: 3px; flex-shrink: 0; margin-top: 2px; }
.biz-tip strong { color: var(--accent); }

.biz-aside { background: rgba(241, 245, 249, .5); border: 1px solid var(--border); border-radius: 16px; padding: 18px; }
.biz-aside h3 { font-size: 16px; font-weight: 700; display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.biz-aside h3 span { font-size: 12px; color: var(--accent); font-weight: 400; }
.biz-steps li { display: flex; gap: 8px; font-size: 16px; color: var(--muted-fg); line-height: 1.6; }
.biz-steps li + li { margin-top: 8px; }
.biz-steps .n { width: 18px; height: 18px; border-radius: 50%; background: var(--primary); color: var(--on-primary); font-size: 12px; font-family: ui-monospace, monospace; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 2px; }
.biz-cats { padding-top: 16px; margin-top: 16px; border-top: 1px solid rgba(226, 232, 240, .8); }
.biz-cats .c-t { font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.cat-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.cat-tags span { font-size: 12px; background: var(--card); padding: 2px 8px; border-radius: 4px; border: 1px solid var(--border); color: var(--muted-fg); }

.cta-dark { background: var(--primary); color: var(--on-primary); border-radius: 16px; padding: 32px; text-align: center; margin-top: 36px; }
.cta-dark h2 { font-size: 20px; font-weight: 900; }
.cta-dark p { font-size: 14px; color: rgba(248, 250, 252, .8); max-width: 560px; margin: 12px auto 0; line-height: 1.7; }
.cta-dark .cta-btns { display: flex; justify-content: center; gap: 16px; margin-top: 18px; flex-wrap: wrap; }

.empty-state { text-align: center; padding: 56px 20px; background: var(--card); border: 1px solid var(--border); border-radius: 16px; }
.empty-state .ico { width: 40px; height: 40px; color: var(--muted-fg); margin-bottom: 16px; }
.empty-state .e-title { font-weight: 700; font-size: 16px; }
.empty-state p { font-size: 16px; color: var(--muted-fg); margin: 6px 0 16px; }

/* ---------- 业务落地页 ---------- */
.lp-hero { background: linear-gradient(180deg, rgba(241, 245, 249, .6), var(--bg)); border-bottom: 1px solid var(--border); padding: 40px 0 44px; }
.lp-hero h1 { font-size: 24px; font-weight: 900; line-height: 1.3; letter-spacing: -0.4px; margin: 16px 0; }
.lp-hero .lp-lead { font-size: 16px; color: var(--muted-fg); line-height: 1.7; max-width: 760px; }
.lp-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.lp-stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; text-align: center; }
.lp-stat .v { font-size: 18px; font-weight: 900; color: var(--accent); font-family: ui-monospace, monospace; }
.lp-stat .v.green { color: var(--success); }
.lp-stat .k { font-size: 14px; color: var(--muted-fg); margin-top: 2px; }
.lp-long { font-size: 16px; line-height: 1.9; color: rgba(15, 23, 42, .88); }
.lp-long + .lp-long { margin-top: 16px; }
.mini-faq { display: grid; grid-template-columns: 1fr; gap: 16px; }
.mini-faq-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.mini-faq-item h3 { font-size: 14px; font-weight: 700; margin-bottom: 6px; display: flex; gap: 8px; }
.mini-faq-item h3 .q-mark { width: 20px; height: 20px; border-radius: 4px; background: var(--primary); color: var(--on-primary); font-size: 14px; font-family: ui-monospace, monospace; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.mini-faq-item p { font-size: 16px; color: var(--muted-fg); line-height: 1.7; padding-left: 28px; }
.related-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.related-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; transition: border-color .15s; }
.related-card:hover { border-color: rgba(234, 88, 12, .4); }
.related-card .r-name { font-size: 14px; font-weight: 700; }
.related-card .r-rebate { font-size: 14px; color: var(--accent); font-family: ui-monospace, monospace; font-weight: 700; }
.related-card .r-arrow { color: var(--muted-fg); flex-shrink: 0; }

/* ---------- FAQ 页 ---------- */
.faq-layout { display: grid; grid-template-columns: 1fr; gap: 28px; align-items: start; }
.faq-aside { position: static; }
.faq-cat-box { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; }
.faq-cat-t { font-size: 14px; font-weight: 700; color: var(--muted-fg); text-transform: uppercase; padding: 4px 8px; }
.faq-cat { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 8px 16px; border-radius: var(--radius-sm); font-size: 16px; font-weight: 500; color: rgba(15, 23, 42, .8); text-align: left; }
.faq-cat:hover { background: var(--muted); }
.faq-cat.active { background: var(--primary); color: var(--on-primary); font-weight: 600; box-shadow: var(--shadow); }
.faq-cat .c-count { font-size: 12px; font-family: ui-monospace, monospace; padding: 0 6px; border-radius: 3px; background: var(--muted); color: var(--muted-fg); }
.faq-cat.active .c-count { background: rgba(248, 250, 252, .2); color: var(--on-primary); }
.faq-help { background: rgba(241, 245, 249, .6); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-top: 12px; font-size: 16px; }
.faq-help b { display: flex; align-items: center; gap: 6px; font-size: 16px; margin-bottom: 6px; }
.faq-help b i { width: 16px; height: 16px; background: var(--accent); border-radius: 3px; flex-shrink: 0; }
.faq-help p { color: var(--muted-fg); font-size: 14px; line-height: 1.6; }
.faq-help .service-time { padding-top: 6px; font-family: ui-monospace, monospace; color: var(--fg); font-size: 14px; }

.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); scroll-margin-top: 112px; }
.faq-item + .faq-item { margin-top: 16px; }
.faq-q-btn { width: 100%; display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 16px 18px; text-align: left; transition: background .15s; }
.faq-q-btn:hover { background: rgba(241, 245, 249, .5); }
.faq-q-main { display: flex; align-items: flex-start; gap: 16px; }
.faq-q-main .q-mark { width: 24px; height: 24px; border-radius: 5px; background: var(--primary); color: var(--on-primary); font-size: 16px; font-family: ui-monospace, monospace; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 1px; }
.faq-q-text h2 { font-size: 16px; font-weight: 700; line-height: 1.55; }
.faq-q-meta { display: flex; align-items: center; gap: 8px; margin-top: 4px; flex-wrap: wrap; }
.faq-cat-label { font-size: 12px; color: var(--muted-fg); background: var(--muted); padding: 1px 6px; border-radius: 3px; font-weight: 500; }
.faq-highlight { font-size: 12px; color: var(--accent); font-weight: 500; }
.faq-chev { color: var(--muted-fg); flex-shrink: 0; margin-top: 4px; transition: transform .2s; }
.faq-item.open .faq-chev { transform: rotate(180deg); color: var(--accent); }
.faq-a { display: none; border-top: 1px solid rgba(226, 232, 240, .7); background: rgba(241, 245, 249, .25); padding: 4px 18px 18px 18px; }
.faq-item.open .faq-a { display: block; }
.faq-a-inner { display: flex; gap: 16px; padding-top: 16px; }
.faq-a-inner .a-mark { width: 24px; height: 24px; border-radius: 5px; background: var(--accent); color: var(--on-accent); font-size: 16px; font-family: ui-monospace, monospace; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.faq-a-inner p { font-size: 14px; line-height: 1.75; color: rgba(15, 23, 42, .9); }
.faq-kw { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 12px; font-size: 14px; color: var(--muted-fg); }
.faq-kw .k-label { font-weight: 500; color: rgba(15, 23, 42, .7); }
.faq-kw span { background: var(--card); padding: 1px 8px; border-radius: 3px; border: 1px solid var(--border); font-size: 12px; }

/* ---------- 资讯列表页 / 详情页 ---------- */
.news-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.news-count { font-size: 16px; color: var(--muted-fg); }
.news-count b { color: var(--accent); font-family: ui-monospace, monospace; }
.news-list { display: grid; grid-template-columns: 1fr; gap: 16px; }
.news-item { display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: border-color .15s, box-shadow .2s; }
.news-item:hover { border-color: rgba(234, 88, 12, .4); box-shadow: var(--shadow-md); }
.news-cover { aspect-ratio: 16 / 9; width: 100%; background: var(--muted); overflow: hidden; flex-shrink: 0; }
.news-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.news-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; }
.news-meta { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--muted-fg); flex-wrap: wrap; }
.news-meta .m-views { font-family: ui-monospace, monospace; }
.news-body h2 { font-size: 15px; font-weight: 700; line-height: 1.5; }
.news-body h2 a:hover { color: var(--accent); }
.news-summary { font-size: 16px; color: var(--muted-fg); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-more { font-size: 16px; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 4px; margin-top: auto; padding-top: 6px; }
.news-item:hover .news-more { color: var(--accent); }

.pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 32px; }
.page-link { min-width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center; padding: 0 12px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--card); font-size: 16px; font-weight: 600; color: var(--fg); }
.page-link:hover { background: var(--muted); }
.page-link.active { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }
.page-link.disabled { color: var(--muted-fg); pointer-events: none; opacity: .6; }

.article-wrap { max-width: 860px; margin: 0 auto; }
.article-card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 28px; box-shadow: var(--shadow); }
.article-head h1 { font-size: 24px; font-weight: 900; line-height: 1.4; letter-spacing: -0.3px; color: var(--fg); }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; font-size: 14px; color: var(--muted-fg); margin-top: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }

/* ---------- 前台文章正文富文本完整样式渲染 ---------- */
.article-body {
  padding-top: 24px;
  font-size: 16px;
  line-height: 1.85;
  color: #1e293b;
  word-break: break-word;
  overflow-wrap: break-word;
}
.article-body p {
  margin-top: 0;
  margin-bottom: 18px;
  line-height: 1.85;
}
.article-body h1,
.article-body h2,
.article-body h3,
.article-body h4,
.article-body h5,
.article-body h6 {
  color: var(--fg);
  font-weight: 800;
  line-height: 1.4;
  margin-top: 28px;
  margin-bottom: 14px;
}
.article-body h1 {
  font-size: 22px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}
.article-body h2 {
  font-size: 20px;
  padding-left: 12px;
  border-left: 4px solid var(--accent);
  background: linear-gradient(90deg, rgba(234, 88, 12, 0.05) 0%, transparent 100%);
  padding-top: 4px;
  padding-bottom: 4px;
  border-radius: 0 4px 4px 0;
}
.article-body h3 {
  font-size: 18px;
  padding-left: 8px;
  border-left: 3px solid var(--primary);
}
.article-body h4 { font-size: 16px; font-weight: 700; }
.article-body h5 { font-size: 15px; font-weight: 700; }
.article-body h6 { font-size: 14px; font-weight: 700; color: var(--muted-fg); }

.article-body strong,
.article-body b {
  font-weight: 700;
  color: #0f172a;
}
.article-body em,
.article-body i {
  font-style: italic;
}
.article-body u {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-body s,
.article-body del {
  text-decoration: line-through;
  color: var(--muted-fg);
}
.article-body mark {
  background-color: #fef08a;
  color: #854d0e;
  padding: 2px 6px;
  border-radius: 3px;
}
.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .15s;
}
.article-body a:hover {
  color: var(--accent-hover);
}

/* 列表样式 */
.article-body ul,
.article-body ol {
  margin: 0 0 18px 0;
  padding-left: 28px;
}
.article-body ul {
  list-style: disc outside;
}
.article-body ul ul {
  list-style: circle outside;
  margin-bottom: 0;
}
.article-body ol {
  list-style: decimal outside;
}
.article-body ol ol {
  list-style: lower-alpha outside;
  margin-bottom: 0;
}
.article-body li {
  margin-bottom: 8px;
  line-height: 1.75;
}

/* 引用块 */
.article-body blockquote {
  margin: 20px 0;
  padding: 14px 18px;
  background: #f8fafc;
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: #475569;
  font-size: 15px;
  line-height: 1.75;
}
.article-body blockquote p:last-child {
  margin-bottom: 0;
}

/* 图片与多媒体 */
.article-body img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}
.article-body figure {
  margin: 20px 0;
  text-align: center;
}
.article-body figure img {
  margin-bottom: 8px;
}
.article-body figcaption {
  font-size: 13px;
  color: var(--muted-fg);
}
.article-body video,
.article-body iframe {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 20px 0;
  display: block;
}

/* 水平线 */
.article-body hr {
  border: none;
  height: 1px;
  background: var(--border);
  margin: 28px 0;
}

/* 表格样式 */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 14px;
  line-height: 1.6;
}
.article-body th,
.article-body td {
  border: 1px solid var(--border);
  padding: 10px 14px;
  text-align: left;
}
.article-body th {
  background: #f1f5f9;
  font-weight: 700;
  color: var(--fg);
}
.article-body tr:nth-child(even) td {
  background: #f8fafc;
}

/* 代码块 */
.article-body pre {
  background: #0f172a;
  color: #f8fafc;
  padding: 16px 20px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 14px;
  line-height: 1.6;
  margin: 20px 0;
}
.article-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 14px;
  background: #f1f5f9;
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid #e2e8f0;
}
.article-body pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  border: none;
}
.article-nav { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 20px; }
.article-nav a { background: var(--card);width: 65%; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 16px; font-size: 16px; display: flex; gap: 8px; align-items: center; transition: border-color .15s; }
.article-nav a:hover { border-color: rgba(234, 88, 12, .4); }
.article-nav .an-label { color: var(--muted-fg); flex-shrink: 0; font-size: 14px; }
.article-nav .an-title { color: var(--fg); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.sidebar-box { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-top: 20px; }
.sidebar-box h3 { font-size: 14px; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 6px; }
.sidebar-box h3 i { width: 4px; height: 16px; background: var(--accent); border-radius: 2px; display: inline-block; }
.sidebar-news li + li { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--border); }
.sidebar-news a { font-size: 16px; font-weight: 600; line-height: 1.5; display: block; }
.sidebar-news a:hover { color: var(--accent); }
.sidebar-news .sn-meta { font-size: 14px; color: var(--muted-fg); margin-top: 2px; font-family: ui-monospace, monospace; }

.not-found { text-align: center; padding: 72px 20px; }
.not-found .code { font-size: 56px; font-weight: 900; color: var(--accent); font-family: ui-monospace, monospace; }
.not-found h1 { font-size: 20px; font-weight: 800; margin: 8px 0; }
.not-found p { font-size: 14px; color: var(--muted-fg); margin-bottom: 20px; }

/* ---------- 页脚 ---------- */
.footer { background: var(--primary); color: rgba(248, 250, 252, .8); padding: 44px 0 36px; margin-top: 0; }
.footer-trust { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; padding-bottom: 32px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.trust-item b { display: block; font-size: 14px; color: #fff; margin-bottom: 3px; }
.trust-item span { font-size: 14px; color: rgba(248, 250, 252, .7); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 28px; padding: 32px 0; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.footer-logo { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.footer-logo strong { color: #fff; font-size: 16px; }
.footer-brand p { font-size: 16px; color: rgba(248, 250, 252, .75); line-height: 1.7; max-width: 420px; }
.footer-service { font-size: 14px; color: rgba(248, 250, 252, .6); margin-top: 12px; }
.footer-col h4 { font-size: 16px; font-weight: 700; color: #fff; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.footer-col ul li + li { margin-top: 7px; }
.footer-col a { font-size: 16px; color: rgba(248, 250, 252, .7); transition: color .15s; }
.footer-col a:hover { color: var(--accent); }
.footer-col em { font-style: normal; font-size: 12px; color: rgba(234, 88, 12, .8); font-family: ui-monospace, monospace; }
.footer-bottom { padding-top: 26px; display: flex; flex-direction: column; gap: 16px; font-size: 14px; color: rgba(248, 250, 252, .6); }
.footer-copy { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; text-align: center; }
.footer-sep { opacity: .5; }
.icp-link { color: rgba(248, 250, 252, .7); }
.icp-link:hover { color: var(--accent); }
.footer-disclaimer { text-align: center; font-size: 12px; color: rgba(248, 250, 252, .4); max-width: 640px; margin: 0 auto; line-height: 1.6; }

/* ---------- 后台管理 ---------- */
.admin-body { background: var(--muted); min-height: 100vh; }
.admin-topbar { background: var(--primary); color: #fff; padding: 0 20px; height: 56px; display: flex; align-items: center; justify-content: space-between; }
.admin-topbar .at-brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 15px; }
.admin-topbar .at-brand .brand-logo { width: 32px; height: 32px; font-size: 15px; }
.admin-topbar .at-brand small { font-weight: 400; font-size: 14px; opacity: .7; }
.admin-topbar .at-user { display: flex; align-items: center; gap: 16px; font-size: 16px; }
.admin-topbar .at-user a { color: rgba(255, 255, 255, .8); }
.admin-topbar .at-user a:hover { color: #fff; text-decoration: underline; }
.admin-container { max-width: 1000px; margin: 0 auto; padding: 24px 16px 60px; }
.admin-card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; box-shadow: var(--shadow); }
.admin-card + .admin-card { margin-top: 18px; }
.admin-card h2 { font-size: 16px; font-weight: 800; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.admin-card h2 i { width: 4px; height: 16px; background: var(--accent); border-radius: 2px; display: inline-block; }

.admin-login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(160deg, var(--primary) 0%, #1E293B 100%); padding: 20px; }
.admin-login { background: var(--card); border-radius: 16px; padding: 36px 32px; width: 100%; max-width: 380px; box-shadow: 0 20px 60px rgba(0, 0, 0, .3); }
.admin-login .login-brand { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-bottom: 26px; text-align: center; }
.admin-login .login-brand .brand-logo { width: 52px; height: 52px; font-size: 24px; }
.admin-login .login-brand .brand-logo .brand-logo-dot { font-size: 27px; }
.admin-login h1 { font-size: 18px; font-weight: 800; }
.admin-login .login-sub { font-size: 16px; color: var(--muted-fg); }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.form-group label .required { color: var(--accent); }
.form-control {
  width: 100%; font-size: 14px; padding: 9px 16px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: var(--card); color: var(--fg); transition: border-color .15s;
}
.form-control:focus { outline: none; border-color: var(--accent); }
textarea.form-control { min-height: 120px; resize: vertical; line-height: 1.7; }
textarea.form-control.content-area { min-height: 320px; font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 16px; }
.form-hint { font-size: 14px; color: var(--muted-fg); margin-top: 4px; }
.form-actions { display: flex; gap: 16px; margin-top: 20px; flex-wrap: wrap; }

.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: 16px; margin-bottom: 16px; line-height: 1.6; }
.alert-error { background: #FEE2E2; color: #B91C1C; border: 1px solid #FECACA; }
.alert-success { background: #D1FAE5; color: #065F46; border: 1px solid #A7F3D0; }

.admin-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 18px; }
.admin-stat { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 18px; box-shadow: var(--shadow); }
.admin-stat .v { font-size: 24px; font-weight: 900; color: var(--accent); font-family: ui-monospace, monospace; }
.admin-stat .k { font-size: 16px; color: var(--muted-fg); margin-top: 2px; }

.data-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); }
table.data-table { width: 100%; border-collapse: collapse; font-size: 16px; min-width: 640px; }
.data-table th { text-align: left; padding: 12px 16px; background: var(--muted); font-weight: 700; color: var(--fg); white-space: nowrap; border-bottom: 1px solid var(--border); }
.data-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; white-space: nowrap; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(241, 245, 249, .5); }
.data-table .t-title { max-width: 380px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.data-table .t-title a:hover { color: var(--accent); }
.data-table .t-mono { font-family: ui-monospace, monospace; color: var(--muted-fg); }
.data-table .t-actions { display: flex; gap: 8px; }
.badge { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 999px; font-weight: 600; }
.badge-cover { background: #EFF6FF; color: #1D4ED8; }
.badge-no { background: var(--muted); color: var(--muted-fg); }

.cover-preview { width: 120px; height: 68px; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; background: var(--muted); margin-top: 8px; }
.cover-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- 动效 ---------- */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeInUp .35s ease-out both; }

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .metric-grid { grid-template-columns: repeat(4, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .biz-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-preview-grid { grid-template-columns: repeat(2, 1fr); }
  .filter-bar { flex-direction: row; align-items: center; justify-content: space-between; }
  .biz-search { width: 280px; }
  .footer-trust { grid-template-columns: repeat(4, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .mini-faq { grid-template-columns: repeat(2, 1fr); }
  .article-nav { grid-template-columns: 1fr 1fr; }
  .news-item { flex-direction: row; }
  .news-item .news-cover { width: 260px; aspect-ratio: auto; }
  .admin-stats { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 768px) {
  .brand-sub { display: inline; }
  .topbar-trust { display: flex; }
  .nav-links { display: inline-flex; }
  .nav-actions { display: inline-flex; }
  .mobile-toggle { display: none; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .lp-stats { grid-template-columns: repeat(3, 1fr); }
  .biz-detail-head { flex-direction: row; }
  .bd-divider { display: block; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
  .footer-disclaimer { text-align: right; margin: 0; }
  .faq-layout { grid-template-columns: 260px 1fr; }
  .faq-aside { position: sticky; top: 96px; }
  .article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 24px; align-items: start; }
}

@media (min-width: 1024px) {
  h1.hero-title { font-size: 34px; }
  .hero-grid { grid-template-columns: 7fr 5fr; gap: 40px; }
  .hero { padding: 56px 0 64px; }
  .adv-grid { grid-template-columns: repeat(4, 1fr); }
  .biz-grid { grid-template-columns: repeat(3, 1fr); }
  .steps-grid { grid-template-columns: repeat(4, 1fr); }
  .biz-body { grid-template-columns: 7fr 5fr; }
  .page-hero h1, .lp-hero h1 { font-size: 30px; }
  .mini-faq { grid-template-columns: repeat(3, 1fr); }
  .related-grid { grid-template-columns: repeat(4, 1fr); }
  .news-list { grid-template-columns: repeat(2, 1fr); }
  .news-item { flex-direction: column; }
  .news-item .news-cover { width: 100%; aspect-ratio: 16 / 9; }
}

/* ============================================================
   公众号二维码弹窗
   ============================================================ */
.qr-modal {
  position: fixed; inset: 0; z-index: 9999;
  display: none; align-items: center; justify-content: center; padding: 16px;
}
.qr-modal.open { display: flex; }
.qr-modal-overlay {
  position: absolute; inset: 0; background: rgba(15, 23, 42, .62);
  backdrop-filter: blur(2px);
}
.qr-modal-box {
  position: relative; z-index: 1; width: 100%; max-width: 360px;
  background: var(--card); border-radius: 16px; padding: 28px 24px 24px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, .28); text-align: center;
  animation: qrPop .22s ease-out;
}
@keyframes qrPop { from { opacity: 0; transform: translateY(16px) scale(.96); } to { opacity: 1; transform: none; } }
.qr-modal-close {
  position: absolute; top: 12px; right: 12px; width: 34px; height: 34px;
  border: none; background: var(--muted); color: var(--muted-fg);
  border-radius: 50%; font-size: 20px; line-height: 1; cursor: pointer;
  transition: background .2s, color .2s;
}
.qr-modal-close:hover { background: var(--primary); color: var(--on-primary); }
.qr-modal-title { font-size: 18px; font-weight: 700; color: var(--primary); }
.qr-modal-sub { font-size: 14px; color: var(--muted-fg); margin-top: 6px; }
.qr-modal-img {
  margin: 18px auto 0; width: 220px; max-width: 100%; aspect-ratio: 1 / 1;
  background: #fff; border: 1px solid var(--border); border-radius: 16px;
  padding: 12px; display: flex; align-items: center; justify-content: center;
}
.qr-modal-img img { width: 100%; height: 100%; object-fit: contain; }
.qr-modal-tip {
  margin-top: 16px; display: inline-flex; align-items: center; gap: 6px;
  background: #FFF3EA; color: var(--accent); font-size: 16px;
  padding: 6px 16px; border-radius: 999px;
}

/* ============================================================
   返利查询步骤模块（首页常见问答上方）
   ============================================================ */
.guide-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.guide-step {
  position: relative; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 18px 18px; box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.guide-step:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--accent); }
.guide-step-num {
  width: 34px; height: 34px; border-radius: 50%; background: var(--primary);
  color: var(--on-primary); font-weight: 700; font-size: 15px;
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.guide-step:nth-child(even) .guide-step-num { background: var(--accent); }
.guide-step h3 { font-size: 15px; font-weight: 600; color: var(--primary); margin-bottom: 6px; }
.guide-step p { font-size: 14px; color: var(--muted-fg); line-height: 1.6; }
.guide-step-qr {
  margin-top: 16px; width: 100%; max-width: 150px; aspect-ratio: 1 / 1;
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  padding: 8px; cursor: pointer; transition: border-color .2s, box-shadow .2s;
}
.guide-step-qr:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.guide-step-qr img { width: 100%; height: 100%; object-fit: contain; }
.guide-step-qr-label { display: block; margin-top: 8px; font-size: 16px; color: var(--accent); font-weight: 500; }
@media (max-width: 768px) { .guide-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .guide-steps { grid-template-columns: 1fr; } }
/* ============================================================
   文章列表：带内容信息的元素卡片配图（类似默认SVG风格，非纯图片）
   ============================================================ */
.news-cover-card {
  aspect-ratio: 16 / 9;
  width: 100%;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
  transition: transform .2s, box-shadow .2s;
}
.news-item:hover .news-cover-card {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.25);
}
.news-cover-card::before {
  content: "";
  position: absolute;
  top: -30px;
  right: -30px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(234, 88, 12, 0.35) 0%, transparent 70%);
  pointer-events: none;
}
.news-cover-card::after {
  content: "";
  position: absolute;
  bottom: -40px;
  left: -20px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.ncc-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}
.ncc-badge {
  font-size: 10px;
  font-weight: 700;
  background: var(--accent);
  color: #FFFFFF;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.ncc-brand {
  font-size: 10px;
  color: #94A3B8;
  font-weight: 500;
  letter-spacing: 0.5px;
}
.ncc-body {
  position: relative;
  z-index: 1;
  margin: 6px 0;
}
.ncc-title {
  font-size: 14px;
  font-weight: 800;
  line-height: 1.45;
  color: #F8FAFC;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}
.ncc-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10px;
  color: #94A3B8;
  border-top: 1px dashed rgba(148, 163, 184, 0.25);
  padding-top: 8px;
  position: relative;
  z-index: 1;
}
.ncc-tags {
  display: inline-flex;
  gap: 4px;
}
.ncc-tag {
  background: rgba(255, 255, 255, 0.12);
  color: #E2E8F0;
  padding: 1px 5px;
  border-radius: 4px;
}
.ncc-action {
  color: #EA580C;
  font-weight: 600;
}

/* 富文本编辑器样式 */
.rich-editor-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  overflow: hidden;
}
.rich-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 8px;
  background: var(--muted);
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.rich-btn {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 12px;
  color: var(--fg);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 500;
  transition: all .15s;
}
.rich-btn:hover {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}
.rich-btn.active {
  background: var(--accent);
  color: #FFFFFF;
  border-color: var(--accent);
}
.rich-btn-sep {
  width: 1px;
  height: 18px;
  background: var(--border);
  margin: 0 4px;
}
.rich-content-editable {
  min-height: 280px;
  max-height: 520px;
  overflow-y: auto;
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.75;
  outline: none;
  background: var(--card);
}
.rich-content-editable:focus {
  box-shadow: inset 0 0 0 2px rgba(234, 88, 12, 0.2);
}
.rich-content-editable img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 8px 0;
  display: block;
}
.rich-content-editable blockquote {
  border-left: 3px solid var(--accent);
  padding: 6px 12px;
  margin: 8px 0;
  background: var(--muted);
  color: var(--muted-fg);
}
.rich-content-editable h2 {
  font-size: 18px;
  font-weight: 700;
  margin: 14px 0 8px;
  color: var(--primary);
}
.rich-content-editable h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 12px 0 6px;
  color: var(--primary);
}
.rich-content-editable p {
  margin-bottom: 8px;
}
.rich-content-editable ul, .rich-content-editable ol {
  padding-left: 20px;
  margin-bottom: 8px;
}