/* ===== 一诺咨询 官网设计系统 ===== */
/* 沉稳商务蓝 · 可落地管理咨询 */

:root {
  --navy: #0E2A47;        /* 主深蓝 */
  --navy-deep: #0A1F38;   /* 更深蓝，用于页脚 */
  --blue: #1E5BA8;        /* 品牌蓝 */
  --blue-light: #2E7DD1;  /* 亮蓝，交互态 */
  --blue-soft: #EAF1F9;   /* 浅蓝底 */
  --gold: #C9A24B;        /* 克制金，点缀 */
  --gold-soft: #FBF3E2;   /* 金底，用于强调块 */
  --bg: #F5F7FA;          /* 页面浅灰底 */
  --card: #FFFFFF;
  --text: #1F2933;        /* 主文字 */
  --muted: #4B5563;       /* 次要文字 */
  --line: #E2E8F0;        /* 分隔线 */
  --line-soft: #EDF1F6;   /* 更浅分隔线，用于卡内 */
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 3px rgba(14,42,71,.05), 0 8px 20px rgba(14,42,71,.045);
  --shadow-hover: 0 4px 10px rgba(14,42,71,.08), 0 18px 40px rgba(14,42,71,.12);
  --maxw: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC",
               "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { line-height: 1.35; letter-spacing: .3px; }
p + p { margin-top: .9em; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ===== 顶部导航 ===== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 3px rgba(14,42,71,.04);
}
.header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 11px; color: var(--navy); font-weight: 700; font-size: 20px; letter-spacing: 1.5px; }
.logo .mark-img { width: 36px; height: 36px; object-fit: contain; display: block; flex: none; }
.logo .mark {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--blue-light), var(--blue));
  display: grid; place-items: center; font-size: 19px; color: #fff;
  box-shadow: 0 2px 8px rgba(46,125,209,.35);
}
.nav { display: flex; gap: 32px; }
.nav a { color: var(--text); font-size: 15px; letter-spacing: .4px; transition: color .2s; padding: 6px 0; position: relative; }
.nav a:hover { color: var(--blue); }
.nav a.active { color: var(--blue); font-weight: 600; }
.nav a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; border-radius: 2px; background: var(--blue);
}
.nav-toggle { display: none; background: none; border: 0; color: var(--navy); font-size: 26px; cursor: pointer; }

/* ===== 按钮 ===== */
.btn {
  display: inline-block; padding: 13px 30px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; letter-spacing: .4px; cursor: pointer;
  transition: all .22s cubic-bezier(.4,0,.2,1);
  border: 1px solid transparent;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 2px 10px rgba(30,91,168,.25); }
.btn-primary:hover { background: var(--blue-light); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(30,91,168,.32); }
.btn-ghost { background: #fff; color: var(--blue); border-color: var(--blue); }
.btn-ghost:hover { border-color: var(--blue-light); color: var(--blue-light); background: var(--blue-soft); transform: translateY(-2px); }
.btn-outline { background: #fff; color: var(--blue); border-color: var(--blue); }
.btn-outline:hover { background: var(--blue-soft); }

/* ===== Hero ===== */
.hero {
  position: relative; color: var(--text);
  background: linear-gradient(165deg, #FFFFFF 0%, #F4F8FC 48%, #E9F1F9 100%);
  padding: 96px 0 84px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero::after {
  content: ""; position: absolute; right: -140px; bottom: -180px;
  width: 480px; height: 480px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46,125,209,.10), transparent 70%);
}
.hero .container { position: relative; z-index: 1; }
.hero .eyebrow {
  display: inline-block; color: #8A6A16; letter-spacing: 2.5px; font-size: 13px; font-weight: 600;
  margin-bottom: 22px; padding: 6px 16px; border-radius: 20px;
  border: 1px solid #EBD9AE; background: var(--gold-soft);
}
.hero h1 { font-size: 46px; line-height: 1.32; max-width: 780px; font-weight: 700; letter-spacing: .5px; color: var(--navy); }
.hero p.lead { margin: 22px 0 38px; font-size: 18.5px; line-height: 1.85; color: var(--muted); max-width: 800px; }
.hero p.lead b { color: var(--navy); font-weight: 600; }
.hero .actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* 实力数据条 */
.stats { background: #fff; border-bottom: 1px solid var(--line); }
.stats .container { display: flex; flex-wrap: wrap; justify-content: space-around; padding: 40px 24px; gap: 24px; }
.stat { text-align: center; min-width: 150px; }
.stat .num { font-size: 38px; font-weight: 800; color: var(--blue); letter-spacing: .5px; }
.stat .label { color: var(--muted); font-size: 15px; margin-top: 6px; }

/* ===== 通用区块 ===== */
.section { padding: 88px 0; }
.section.alt { background: #fff; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 56px; }
.section-head .tag {
  display: inline-block; color: var(--blue); font-weight: 700; letter-spacing: 2px; font-size: 12.5px;
  background: var(--blue-soft); padding: 5px 14px; border-radius: 20px; margin-bottom: 4px;
}
.section-head h2 { font-size: 34px; margin: 16px 0 16px; color: var(--navy); letter-spacing: .5px; }
.section-head p { color: var(--muted); font-size: 16.5px; line-height: 1.85; }

/* 卡片网格 */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 28px; transition: all .28s cubic-bezier(.4,0,.2,1); box-shadow: var(--shadow);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(30,91,168,.32); }
.card .icon {
  width: 50px; height: 50px; border-radius: var(--radius-sm); margin-bottom: 18px;
  background: var(--blue-soft); color: var(--blue);
  display: grid; place-items: center; font-size: 23px; font-weight: 700;
}
.card h3 { font-size: 20px; color: var(--navy); margin-bottom: 12px; }
.card p { color: var(--muted); font-size: 15.5px; line-height: 1.8; }
.card .more { display: inline-block; margin-top: 16px; color: var(--blue); font-weight: 600; font-size: 14.5px; transition: letter-spacing .2s; }
.card:hover .more { letter-spacing: .3px; }

/* 优势区块 */
.feature-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.feature {
  background: linear-gradient(160deg, #F2F7FC, var(--blue-soft));
  border: 1px solid rgba(30,91,168,.10); border-radius: var(--radius); padding: 32px 28px;
}
.feature h3 { color: var(--navy); font-size: 19px; margin-bottom: 10px; }
.feature p { color: var(--muted); font-size: 15.5px; line-height: 1.8; }

/* 流程 */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; counter-reset: step; }
.step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 24px; box-shadow: var(--shadow); }
.step .n { width: 42px; height: 42px; border-radius: 50%; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 700; margin-bottom: 16px; box-shadow: 0 3px 10px rgba(30,91,168,.28); }
.step h4 { color: var(--navy); font-size: 18px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 15px; line-height: 1.8; }

/* CTA 区 */
.cta {
  background: linear-gradient(160deg, #F3F8FD 0%, #EAF2FA 100%);
  color: var(--text); text-align: center; padding: 80px 0;
  border-top: 1px solid var(--line); position: relative; overflow: hidden;
}
.cta::before {
  content: ""; position: absolute; left: 50%; top: -160px; transform: translateX(-50%);
  width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46,125,209,.08), transparent 68%);
}
.cta > .container { position: relative; z-index: 1; }
.cta h2 { font-size: 32px; margin-bottom: 14px; letter-spacing: .5px; color: var(--navy); }
.cta p { color: var(--muted); margin-bottom: 28px; font-size: 16.5px; line-height: 1.85; }
.cta .actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.cta .actions .btn { margin: 0; }
@media (max-width: 640px) {
  .cta .actions { flex-direction: column; }
  .cta .actions .btn { width: 100%; }
}
/* 首页 CTA 内的直接联系方式（二维码 + 邮箱），避免看完还得再跳一页 */
.cta-contact { display: flex; align-items: center; justify-content: center; gap: 26px; margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--line); text-align: left; }
.cta-contact .qr-img { width: 116px; }
.cta-contact .qr-cap { margin-top: 9px; font-size: 13.5px; color: var(--navy); font-weight: 600; text-align: center; }
.cta-contact-txt { max-width: 430px; }
.cta-contact-txt b { display: block; font-size: 16.5px; color: var(--navy); margin-bottom: 8px; }
.cta-contact-txt span { display: block; font-size: 14.5px; color: var(--muted); line-height: 1.85; }
.cta-contact-txt a { color: var(--navy); font-weight: 600; }
@media (max-width: 640px) {
  .cta-contact { flex-direction: column; gap: 18px; text-align: center; }
  .cta-contact-txt b, .cta-contact-txt span { text-align: center; }
}

/* ===== 业务详情页 ===== */
.biz-block { display: grid; grid-template-columns: 320px 1fr; gap: 40px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 40px 38px; margin-bottom: 24px; box-shadow: var(--shadow); }
.biz-block .biz-side { border-right: 1px solid var(--line-soft); padding-right: 32px; }
.biz-block .biz-side .icon { width: 56px; height: 56px; border-radius: var(--radius-sm); background: var(--blue-soft); color: var(--blue); display: grid; place-items: center; font-size: 27px; margin-bottom: 18px; }
.biz-block .biz-side h3 { font-size: 23px; color: var(--navy); }
.biz-block .biz-side .sub { color: var(--muted); font-size: 14.5px; margin-top: 8px; line-height: 1.8; }
.biz-block ul { list-style: none; }
.biz-block ul li { padding-left: 20px; position: relative; margin-bottom: 11px; color: var(--text); font-size: 15.5px; line-height: 1.8; }
.biz-block ul li::before { content: ""; position: absolute; left: 0; top: 11px; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }
.biz-block .biz-label { font-weight: 700; color: var(--blue); font-size: 13px; letter-spacing: 1.2px; margin: 18px 0 10px; }

/* ===== 案例页 ===== */
.case { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--blue); border-radius: var(--radius); padding: 32px 30px; margin-bottom: 22px; box-shadow: var(--shadow); transition: box-shadow .25s; }
.case:hover { box-shadow: var(--shadow-hover); }
.case .meta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.case .chip { background: var(--blue-soft); color: var(--blue); padding: 5px 13px; border-radius: 20px; font-size: 13px; font-weight: 600; }
.case h3 { color: var(--navy); font-size: 21px; margin-bottom: 14px; }
.case .flow { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; margin-top: 18px; }
.case .flow div { background: #F8FAFC; border: 1px solid var(--line-soft); border-radius: var(--radius-sm); padding: 16px 18px; }
.case .flow .k { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.case .flow .v { font-size: 15px; color: var(--text); line-height: 1.7; }

/* ===== 关于页 ===== */
.about-hero { background: linear-gradient(165deg, #FFFFFF 0%, #F4F8FC 100%); color: var(--text); padding: 80px 0; border-bottom: 1px solid var(--line); }
.about-hero h1 { font-size: 34px; margin-bottom: 14px; color: var(--navy); }
.about-hero p { color: var(--muted); max-width: 720px; font-size: 16.5px; line-height: 1.85; }
.value-list { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.value { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; box-shadow: var(--shadow); }
.value h3 { color: var(--navy); font-size: 19px; margin-bottom: 10px; }
.value p { color: var(--muted); font-size: 15.5px; line-height: 1.8; }

/* ===== 联系页 ===== */
.contact-wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: start; }
.form-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px 36px; box-shadow: var(--shadow); }
.form-box label { display: block; font-size: 14.5px; color: var(--navy); font-weight: 600; margin: 18px 0 8px; letter-spacing: .3px; }
.form-box input, .form-box textarea, .form-box select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 15px; font-family: inherit; color: var(--text); transition: border .2s, box-shadow .2s;
  background: #FCFDFE;
}
.form-box input:focus, .form-box textarea:focus, .form-box select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(30,91,168,.10); }
.form-box textarea { resize: vertical; min-height: 120px; }
.form-box .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.form-box .form-row:first-of-type label { margin-top: 0; }
.contact-info .qr-wrap { text-align: center; margin: 0 0 20px; }
.contact-info .qr-wrap .qr-img { margin: 0 auto; }
.contact-info .qr-cap { margin-top: 10px; font-size: 15px; color: var(--navy); font-weight: 600; }
.contact-info .qr-note { color: var(--muted); font-size: 14px; line-height: 1.8; margin-bottom: 24px; }
.contact-info .item .v a { color: var(--navy); }
@media (max-width: 640px) {
  .form-box .form-row { grid-template-columns: 1fr; }
  .form-box { padding: 30px 22px; }
  .contact-info { padding: 30px 22px; }
}
.contact-info { background: linear-gradient(160deg, #F4F8FC, #EAF1F9); color: var(--text); border: 1px solid var(--line); border-radius: var(--radius); padding: 38px 36px; box-shadow: var(--shadow); }
.contact-info h3 { margin-bottom: 22px; font-size: 21px; letter-spacing: .5px; color: var(--navy); }
.contact-info .item { display: flex; gap: 14px; margin-bottom: 20px; }
.contact-info .item .ico { font-size: 20px; color: var(--blue); }
.contact-info .item .t { color: var(--muted); font-size: 13px; margin-bottom: 2px; }
.contact-info .item .v { font-size: 16.5px; color: var(--navy); font-weight: 600; }
.note { background: var(--gold-soft); border: 1px solid #F0E0BB; color: #7A6320; border-radius: var(--radius-sm); padding: 14px 16px; font-size: 13.5px; line-height: 1.8; margin-top: 16px; }

/* ===== 页脚 ===== */
.footer { background: #EEF3F9; color: var(--text); padding: 60px 0 30px; border-top: 1px solid var(--line); }
.footer .cols { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 34px; }
@media (max-width: 900px) { .footer .cols { grid-template-columns: 1fr 1fr; gap: 26px; } }
@media (max-width: 560px) { .footer .cols { grid-template-columns: 1fr; gap: 22px; } }
.footer h4 { color: var(--navy); margin-bottom: 16px; font-size: 14px; letter-spacing: 1px; font-weight: 700; }
.footer a { display: block; color: var(--muted); font-size: 14.5px; margin-bottom: 10px; transition: color .2s; }
.footer a:hover { color: var(--blue); }
.footer .brand p { font-size: 14.5px; margin-top: 14px; max-width: 300px; line-height: 1.85; color: var(--muted); }
.footer .bottom { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 22px; font-size: 13px; color: var(--muted); line-height: 1.9; }
.footer .bottom a { display: inline; margin: 0; font-size: 13px; }

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .grid-3, .feature-row, .value-list, .steps, .case .flow { grid-template-columns: 1fr; }
  .entry-grid.cols-3, .core-grid { grid-template-columns: repeat(2, 1fr); }
  .ind-head { gap: 12px; padding-left: 12px; }
  .ind-head h2 { font-size: 22px; }
  .ind-head p { font-size: 14px; }
  .grid-2, .contact-wrap { grid-template-columns: 1fr; }
  .biz-block { grid-template-columns: 1fr; }
  .biz-block .biz-side { border-right: 0; border-bottom: 1px solid var(--line); padding-right: 0; padding-bottom: 16px; }
  .hero h1 { font-size: 32px; }
  .hero p.lead { font-size: 17px; }
  .section-head h2 { font-size: 27px; }
  .nav { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; background: var(--navy); padding: 16px 24px; gap: 14px; }
  .nav a.active::after { display: none; }
  .nav.open { display: flex; }
  .nav-toggle { display: block; }
}
@media (max-width: 560px) {
  .section { padding: 56px 0; }
  .hero { padding: 70px 0 60px; }
}

/* ===== 新商业模式专属 ===== */
.spec-table { width: 100%; border-collapse: collapse; margin-top: 10px; overflow: hidden; border-radius: 10px; }
.spec-table th, .spec-table td { border: 1px solid var(--line); padding: 13px 16px; text-align: left; font-size: 14.5px; line-height: 1.75; vertical-align: top; }
.spec-table th { background: var(--blue-soft); color: var(--navy); font-weight: 700; letter-spacing: .3px; }
.spec-table tr:nth-child(even) td { background: #FAFCFE; }

.tier-flow { display: grid; grid-template-columns: repeat(3,1fr); gap: 0; }
.tier { background: #fff; border: 1px solid var(--line); padding: 28px 24px; }
.tier:not(:last-child) { border-right: 0; }
.tier .stage { color: var(--blue); font-weight: 700; font-size: 13px; letter-spacing: 1px; }
.tier h4 { color: var(--navy); font-size: 19px; margin: 8px 0 10px; }
.tier p { color: var(--muted); font-size: 14px; }
.tier .price { margin-top: 14px; font-weight: 700; color: var(--blue); }
.pillar-tag { display: inline-block; background: var(--gold); color: #fff; font-size: 12px; padding: 3px 10px; border-radius: 20px; margin-bottom: 12px; font-weight: 600; }

@media (max-width: 900px) {
  .tier-flow { grid-template-columns: 1fr; }
  .tier:not(:last-child) { border-right: 1px solid var(--line); border-bottom: 0; }
}

/* 客户原话 / 徽标 / 价格卡 */
.pain { background: linear-gradient(100deg, var(--gold-soft), #FEFBF5); border-left: 4px solid var(--gold); padding: 18px 20px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: #6b5a2a; font-size: 15.5px; line-height: 1.85; margin: 14px 0 0; }
.pain b { color: #8a6d1f; }
.badge { display: inline-block; background: var(--blue-soft); color: var(--blue); font-size: 12px; padding: 3px 10px; border-radius: 20px; margin: 0 8px 8px 0; font-weight: 600; }
.badge-gold { background: #FBF0D9; color: #8a6d1f; }
.price-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.price-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 26px; box-shadow: var(--shadow); text-align: center; transition: all .26s; }
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.price-card.featured { border: 2px solid var(--blue); box-shadow: 0 4px 14px rgba(30,91,168,.14); }
.price-card .name { font-weight: 700; color: var(--navy); font-size: 18px; }
.price-card .amt { color: var(--blue); font-size: 28px; font-weight: 800; margin: 12px 0 4px; letter-spacing: .5px; }
.price-card .cyc { color: var(--muted); font-size: 13.5px; margin-bottom: 18px; }
.price-card ul { list-style: none; text-align: left; }
.price-card ul li { font-size: 14.5px; color: var(--text); padding-left: 18px; position: relative; margin-bottom: 10px; line-height: 1.7; }
.price-card ul li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
@media (max-width: 900px) { .price-row { grid-template-columns: 1fr; } }

/* ===== 产品↔服务 逻辑图 ===== */
.logic { display: grid; grid-template-columns: 1fr auto 1.25fr auto 1fr; gap: 0; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px; box-shadow: var(--shadow); }
.logic-col { text-align: center; }
.logic-tag { font-size: 12px; letter-spacing: 1px; color: var(--muted); font-weight: 700; margin-bottom: 12px; }
.logic-chip { display: block; background: var(--blue-soft); color: var(--navy); border-radius: 8px; padding: 10px 12px; font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.logic-chip:last-child { margin-bottom: 0; }
.logic-chip.solid { background: linear-gradient(135deg, var(--blue), var(--blue-light)); color: #fff; }
.logic-stack { display: grid; gap: 8px; }
.logic-arrow { font-size: 26px; color: var(--blue); font-weight: 700; padding: 0 8px; }
.logic-hint { text-align: center; color: var(--muted); font-size: 13px; margin-top: 16px; }
@media (max-width: 900px) {
  .logic { grid-template-columns: 1fr; gap: 16px; }
  .logic-arrow { transform: rotate(90deg); }
}

/* ===== 双栏对比（产品 / 服务） ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.split-col { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 30px; box-shadow: var(--shadow); }
.split-col.prod { border-top: 4px solid var(--blue); }
.split-col.svc { border-top: 4px solid var(--gold); }
.split-col h3 { color: var(--navy); font-size: 21px; margin-bottom: 8px; }
.split-col .kicker { font-size: 14px; color: var(--muted); margin-bottom: 18px; }
.split-col ul { list-style: none; }
.split-col ul li { padding-left: 18px; position: relative; margin-bottom: 11px; font-size: 15.5px; line-height: 1.8; }
.split-col ul li::before { content: "•"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

/* ===== 全站吸底联系条（老板想联系时随手可得） ===== */
.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 200; display: flex; gap: 10px; padding: 10px 14px; background: rgba(255,255,255,.97); backdrop-filter: blur(8px); box-shadow: 0 -2px 14px rgba(14,42,71,.10); border-top: 1px solid var(--line); }
.sticky-cta a { flex: 1; text-align: center; padding: 11px; border-radius: var(--radius-sm); font-size: 15px; font-weight: 600; }
.sticky-cta a.primary { background: var(--blue); color: #fff; }
.sticky-cta a.ghost { background: var(--blue-soft); color: var(--blue); border: 1px solid rgba(30,91,168,.2); }
body { padding-bottom: 72px; }

/* ===== 按行业找方案 ===== */
.industry-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.industry { display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px; box-shadow: var(--shadow); transition: all .26s cubic-bezier(.4,0,.2,1); }
.industry:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(30,91,168,.32); }
.industry .t { font-weight: 700; color: var(--navy); font-size: 17px; }
.industry .d { color: var(--muted); font-size: 14.5px; margin-top: 6px; line-height: 1.75; }
.industry .go { color: var(--blue); font-weight: 600; font-size: 14px; margin-top: 12px; display: inline-block; transition: letter-spacing .2s; }
.industry:hover .go { letter-spacing: .3px; }

/* ===== 二维码占位 ===== */
.qr { width: 118px; height: 118px; border: 1px dashed var(--line); border-radius: 10px; display: grid; place-items: center; color: var(--muted); font-size: 12px; background: #fff; text-align: center; padding: 8px; }
/* 微信二维码实图（contact 页） */
.qr-img { width: 170px; max-width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); display: block; background: #fff; }

@media (max-width: 900px) { .industry-row { grid-template-columns: 1fr; } }

/* === 经营链条（核心能力） === */
.chain { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.chain-col { background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:26px 22px; position:relative; box-shadow:var(--shadow); }
.chain-col::after { content:"→"; position:absolute; right:-15px; top:26px; color:var(--blue); font-size:16px; opacity:.6; }
.chain-col:last-child::after { content:none; }
.chain-stage { font-size:12px; color:var(--blue); font-weight:600; letter-spacing:1px; }
.chain-col h3 { font-size:17px; margin:8px 0 12px; color:var(--navy); }
.chain-list { list-style:none; }
.chain-list li { font-size:14.5px; color:var(--muted); line-height:1.8; padding-left:18px; position:relative; margin-bottom:5px; }
.chain-list li::before { content:""; position:absolute; left:0; top:11px; width:5px; height:5px; border-radius:50%; background:var(--blue); }
.chain-note { font-size:13.5px; color:var(--muted); margin-top:12px; padding-top:12px; border-top:1px dashed var(--line); line-height:1.8; }

/* === 层级关系（核心/方法/落点） === */
.scope-row { background:var(--card); border:1px solid var(--line); border-left:3px solid var(--blue); border-radius:0 10px 10px 0; padding:16px 20px; margin-bottom:10px; }
.scope-row .lv { font-size:12px; color:var(--blue); font-weight:600; letter-spacing:.5px; }
.scope-row h4 { font-size:16px; margin:4px 0 4px; color:var(--navy); }
.scope-row p { font-size:14px; color:var(--muted); }
.scope-row.lv2 { margin-left:40px; border-left-color:var(--blue-light); }
.scope-row.lv3 { margin-left:80px; border-left-color:var(--gold); }

/* === 深色痛点屏 === */
.problem { background: linear-gradient(160deg, #F8FAFD, #EDF3FA); padding: 72px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.problem h2 { color: var(--navy); font-size: 28px; margin-bottom: 14px; letter-spacing: .5px; }
.problem p { color: var(--muted); font-size: 16px; line-height: 1.9; }

/* === 引句 === */
.quote {
  border-left:3px solid var(--gold); padding:10px 0 10px 20px; font-size:18px;
  color:var(--navy); line-height:1.85; background: linear-gradient(90deg, var(--gold-soft), transparent 70%);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

@media (max-width: 900px) {
  .chain { grid-template-columns:1fr 1fr; }
  .chain-col::after { content:none; }
  .scope-row.lv2 { margin-left:20px; }
  .scope-row.lv3 { margin-left:40px; }
}
@media (max-width: 560px) {
  .chain { grid-template-columns:1fr; }
  .scope-row.lv2, .scope-row.lv3 { margin-left:0; }
}

/* === 经营自测 === */
.quiz-item { background:var(--card); border:1px solid var(--line); border-radius:var(--radius-sm); padding:20px 22px; margin-bottom:12px; box-shadow:var(--shadow); }
.quiz-q { font-size:16px; color:var(--navy); line-height:1.7; margin-bottom:14px; font-weight:600; }
.quiz-q b { color:var(--blue); margin-right:8px; }
.quiz-opts { display:flex; gap:10px; flex-wrap:wrap; }
.quiz-opt { border:1px solid var(--line); border-radius:22px; padding:8px 20px; font-size:14.5px; color:var(--muted); background:#fff; cursor:pointer; transition:all .18s; }
.quiz-opt:hover { border-color:var(--blue-light); color:var(--blue); transform: translateY(-1px); }
.quiz-opt.on { background:var(--blue); color:#fff; border-color:var(--blue); box-shadow: 0 3px 10px rgba(30,91,168,.25); }
.quiz-bar { display:flex; align-items:center; gap:12px; margin:18px 0 10px; }
.quiz-bar .btn-primary { cursor:pointer; border:none; font-family:inherit; font-size:15px; }
.quiz-hint { font-size:13px; color:var(--muted); }
.quiz-result { display:none; background:var(--blue-soft); border:1px solid var(--line); border-radius:12px; padding:20px 22px; margin-top:16px; }
.quiz-result.show { display:block; }
.quiz-score { font-size:26px; color:var(--navy); font-weight:600; margin-bottom:6px; }
.quiz-level { font-size:17px; color:var(--blue); margin-bottom:10px; }
.quiz-result p { font-size:15px; color:var(--text); line-height:1.8; }

/* === 诊断三档 === */
.tier-card { background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:30px 26px; display:flex; flex-direction:column; box-shadow:var(--shadow); transition: box-shadow .25s; }
.tier-card:hover { box-shadow: var(--shadow-hover); }
.tier-card.pick { border:2px solid var(--blue); box-shadow: 0 4px 14px rgba(30,91,168,.14); }
.tier-no { font-size:12px; color:#A8842F; font-weight:700; letter-spacing:1.2px; }
.tier-card h3 { font-size:20px; margin:8px 0 6px; color:var(--navy); }
.tier-meta { font-size:13.5px; color:var(--muted); margin-bottom:16px; }
.tier-card ul { list-style:none; font-size:15px; color:var(--muted); line-height:1.85; }
.tier-card ul li { padding-left:16px; position:relative; margin-bottom:3px; }

/* 联系信息卡落款 logo */
.info-logo { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--line-soft); text-align: center; }
.info-logo img { height: 88px; width: auto; }

/* === 首页门面：左右分栏，一屏到底，不滚动 === */
.hero-home { min-height: calc(100vh - 132px); display: flex; flex-direction: column; justify-content: center; padding: 60px 0 56px; }
.hero-home .container { text-align: left; width: 100%; max-width: 1260px; }
.hero-grid { display: grid; grid-template-columns: 1.16fr .84fr; gap: 56px; align-items: start; }
.hero-main h1 { max-width: 720px; font-size: 36px; line-height: 1.42; letter-spacing: .3px; }
.hero-main p.lead { max-width: 620px; margin: 0 0 16px; }
.hero-main p.lead.strong { font-size: 20px; font-weight: 600; color: var(--navy); letter-spacing: .3px; margin: 0 0 18px; padding-left: 15px; border-left: 3px solid var(--blue); }
.hero-main .actions { margin-top: 30px; }

/* 右栏：常年处理的事 */
.hero-side .side-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 32px 30px; box-shadow: 0 14px 40px rgba(14,42,71,.10);
}
.side-title { font-size: 12.5px; font-weight: 700; letter-spacing: 1.6px; color: var(--blue); margin-bottom: 6px; }
.side-list { list-style: none; }
.side-list li + li { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line-soft); }
.side-list a { display: block; }
.side-list b { display: block; font-size: 17px; color: var(--navy); font-weight: 700; margin-bottom: 3px; transition: color .2s; }
.side-list span { font-size: 14.5px; color: var(--muted); }
.side-list a:hover b { color: var(--blue); }
.ai-more { margin-top: 20px; font-size: 14.5px; color: var(--muted); }
.ai-more a { color: var(--blue); font-weight: 600; border-bottom: 1px solid rgba(30,91,168,.28); padding-bottom: 1px; }
.ai-more a:hover { color: var(--blue-light); border-bottom-color: var(--blue); }
.side-ai {
  display: block; margin-top: 16px; padding: 13px 16px; border-radius: 12px;
  background: linear-gradient(135deg, #FDF8EC, #FBF1DC);
  border: 1px solid #EBD9AE; transition: all .22s;
}
.side-ai b { display: block; font-size: 16px; font-weight: 700; color: #8A6A16; margin-bottom: 3px; }
.side-ai span { display: block; font-size: 13.5px; color: #8A7245; line-height: 1.6; }
.side-ai:hover { border-color: var(--gold); box-shadow: 0 6px 18px rgba(201,162,75,.2); transform: translateY(-2px); }
.side-slogan {
  margin-top: 14px; text-align: center; font-size: 14.5px; font-weight: 600;
  color: var(--blue); letter-spacing: .6px; background: var(--blue-soft);
  border-radius: 10px; padding: 10px 12px;
}
.hero-side .trust { justify-content: space-between; gap: 12px; text-align: left; font-size: 13px; margin: 16px 0 0; padding-top: 16px; border-top: 1px solid var(--line-soft); }
.hero-side .trust > div { align-items: flex-start; }
.hero-side .trust b { font-size: 27px; margin-bottom: 2px; }

.home-links { margin-top: 34px; font-size: 15px; display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 8px 26px; }
.home-links a { display: inline-block; color: var(--blue); font-weight: 500; padding: 4px 0; border-bottom: 1px solid transparent; transition: all .2s; }
.home-links a:hover { color: var(--blue-light); border-bottom-color: var(--blue); }
.home-foot { padding: 20px 0; text-align: center; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); background: var(--card); letter-spacing: .3px; }
.home-foot a { display: inline; color: var(--muted); margin: 0; font-size: 13px; }
.home-foot a:hover { color: var(--blue); }

/* === 入口卡片（总览页 / 话题列表） === */
.entry-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.entry {
  display: flex; flex-direction: column; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 26px;
  box-shadow: var(--shadow); transition: all .26s cubic-bezier(.4,0,.2,1);
}
.entry:hover { border-color: rgba(30,91,168,.35); box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.entry .tno { font-size: 12px; color: #A8842F; font-weight: 700; letter-spacing: 1.2px; margin-bottom: 8px; }
.entry h3 { font-size: 19.5px; color: var(--navy); margin-bottom: 10px; }
.entry p { font-size: 15px; color: var(--muted); line-height: 1.82; }
.entry .go { color: var(--blue); font-weight: 600; font-size: 14.5px; margin-top: auto; padding-top: 16px; display: inline-block; transition: letter-spacing .2s; }
.entry:hover .go { letter-spacing: .3px; }
.entry.entry-full { border-left: 4px solid var(--blue); }
.entry-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.entry .go.muted { color: var(--muted); font-weight: 500; font-size: 13.5px; opacity: .8; }

/* === 案例页：核心案例大卡 === */
.core-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.core-card {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 24px 22px 22px; box-shadow: var(--shadow);
  transition: all .26s cubic-bezier(.4,0,.2,1);
}
.core-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: linear-gradient(180deg, var(--blue), var(--blue-light));
}
.core-no { font-size: 38px; font-weight: 800; color: #DCE6F2; line-height: 1; letter-spacing: -1.5px; margin-bottom: 14px; }
.core-tag {
  display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 600;
  color: var(--blue); background: var(--blue-soft); border-radius: 20px; padding: 4px 11px; margin-bottom: 12px;
}
.core-card h3 { font-size: 16.5px; line-height: 1.65; color: var(--navy); font-weight: 700; }
.core-card .go { color: var(--blue); font-weight: 600; font-size: 14px; margin-top: auto; padding-top: 16px; }
.core-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(30,91,168,.32); }
.core-card:hover .core-no { color: var(--blue-light); }

/* === 案例页：行业区块标题 === */
.ind-head {
  display: flex; gap: 16px; align-items: flex-start; margin-bottom: 28px;
  padding-left: 16px; border-left: 3px solid var(--blue);
}
.ind-no { font-size: 14px; font-weight: 800; color: var(--blue); letter-spacing: 1px; padding-top: 6px; }
.ind-head h2 { font-size: 27px; color: var(--navy); letter-spacing: .3px; }
.ind-head p { font-size: 15px; color: var(--muted); margin-top: 5px; line-height: 1.7; }

/* === 话题页：上一件 / 下一件 === */
.topic-nav { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--card); padding: 20px 0; }
.topic-nav .container { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; font-size: 15px; }
.topic-nav a { color: var(--blue); font-weight: 600; }
.topic-nav .mid { color: var(--muted); font-weight: 400; }

/* 一行底气 */
.trust { display: flex; justify-content: center; align-items: flex-start; gap: 64px; flex-wrap: wrap; text-align: center; font-size: 15px; color: var(--muted); margin-bottom: 44px; }
.trust > div { display: flex; flex-direction: column; align-items: center; }
.trust b { display: block; font-size: 38px; color: #111827; font-weight: 800; margin-bottom: 8px; letter-spacing: .5px; }

@media (max-width: 900px) {
  .hero-home { min-height: auto; padding: 56px 0; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-main h1, .hero-main p.lead { max-width: none; }
  .hero-main h1 { font-size: 27px; line-height: 1.5; letter-spacing: .2px; }
  .hero-main p.lead.strong { font-size: 18px; }
  .entry-grid { grid-template-columns: 1fr; }
  .trust { gap: 28px; }
  .trust b { font-size: 28px; }
  .topic-nav .container { justify-content: center; }
}
.tier-card ul li::before { content:""; position:absolute; left:0; top:10px; width:5px; height:5px; border-radius:50%; background:var(--blue); }
.tier-out { margin-top:14px; padding-top:12px; border-top:1px dashed var(--line); font-size:14px; color:var(--text); }
.tier-out b { color:var(--navy); }

@media (max-width: 640px) {
  .core-grid, .entry-grid.cols-3, .entry-grid { grid-template-columns: 1fr; }
  .ind-head { flex-direction: column; gap: 2px; }
  .ind-no { padding-top: 0; }
  .hero-main h1 { font-size: 24px; }
}

/* === 首页：服务宽卡 / 行业行 / 关于条 === */
a.more { display: inline-block; color: var(--blue); font-weight: 600; font-size: 14.5px; transition: letter-spacing .2s; }
a.more:hover { letter-spacing: .3px; }

.entry-wide {
  display: flex; align-items: center; justify-content: space-between; gap: 28px;
  margin-top: 20px; background: linear-gradient(100deg, #FBFAF5 0%, #fff 62%);
  border: 1px solid var(--line); border-left: 4px solid #C89B45;
  border-radius: var(--radius); padding: 30px 32px; box-shadow: var(--shadow);
  transition: all .26s cubic-bezier(.4,0,.2,1);
}
.entry-wide:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.entry-wide .tno { font-size: 12px; color: #A8842F; font-weight: 700; letter-spacing: 1.2px; margin-bottom: 8px; }
.entry-wide h3 { font-size: 21px; color: var(--navy); margin-bottom: 10px; }
.entry-wide p { font-size: 15px; color: var(--muted); line-height: 1.82; max-width: 780px; }
.entry-wide .go { color: var(--blue); font-weight: 600; font-size: 14.5px; white-space: nowrap; }

.ind-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 34px; padding-top: 30px; border-top: 1px solid var(--line); }
.ind-row .badge { margin: 0; font-size: 12.5px; padding: 5px 13px; }

.about-strip {
  display: flex; align-items: center; gap: 24px; max-width: 940px; margin: 0 auto;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 34px; box-shadow: var(--shadow);
}
.about-strip img.round { width: 88px; height: 88px; border-radius: 50%; object-fit: cover; flex: 0 0 88px; box-shadow: 0 4px 14px rgba(15,35,64,.16); }
.about-strip > div { flex: 1; padding-right: 28px; }
.about-strip p { font-size: 15.5px; color: var(--muted); line-height: 1.85; }
.about-strip .more { white-space: nowrap; }

@media (max-width: 900px) {
  .entry-wide { flex-direction: column; align-items: flex-start; gap: 16px; padding: 26px 24px; }
  .about-strip { flex-wrap: wrap; padding: 26px 24px; }
}

/* === 面包屑导航 === */
.crumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-bottom: 16px; font-size: 13px; color: #6B7280; letter-spacing: .2px;
}
.crumb a { color: #6B7280; transition: color .2s; }
.crumb a:hover { color: var(--blue); }
.crumb .sep { color: #C4CDD9; }
.crumb em { font-style: normal; color: var(--blue); font-weight: 600; }

@media (max-width: 640px) {
  .crumb { font-size: 12px; margin-bottom: 12px; }
}

/* === 案例页：可展开案例条目 === */
.case-list { margin-top: 26px; display: flex; flex-direction: column; gap: 10px; }

.citem {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); overflow: hidden;
  transition: box-shadow .22s, border-color .22s;
}
.citem:hover { border-color: #CBD8E8; }
.citem[open] { border-color: #C3D4E8; box-shadow: var(--shadow); }

.citem > summary {
  list-style: none; cursor: pointer; padding: 15px 20px;
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  transition: background .18s;
}
.citem > summary::-webkit-details-marker { display: none; }
.citem > summary:hover { background: var(--blue-soft); }

.ci-code {
  font-size: 11.5px; color: #93A1B2; font-weight: 700;
  letter-spacing: .6px; flex: 0 0 auto;
}
.ci-title { flex: 1; font-size: 15.5px; font-weight: 600; color: var(--navy); line-height: 1.62; min-width: 240px; }
.ci-has { font-size: 12px; color: var(--blue); flex: 0 0 auto; }
.citem > summary::after {
  content: "＋"; flex: 0 0 auto; margin-left: auto;
  font-size: 17px; color: #93A1B2; font-weight: 400; line-height: 1;
}
.citem[open] > summary::after { content: "－"; color: var(--blue); }
.citem.is-key { border-left: 3px solid var(--gold); }
.citem.is-key .ci-title { color: var(--navy); }

.ci-body { padding: 6px 22px 22px; border-top: 1px solid var(--line-soft); }
/* 案例页条目多，离屏内容跳过渲染，首屏更快 */
.citem:not([open]) > .ci-body { content-visibility: auto; contain-intrinsic-size: auto 420px; }
.ci-sec { margin-top: 16px; }
.ci-sec h4 {
  font-size: 13px; color: var(--blue); font-weight: 700;
  letter-spacing: .4px; margin-bottom: 7px;
}
.ci-sec p  { font-size: 14.5px; color: var(--muted); line-height: 1.86; }
.ci-sec ul { margin: 0; padding-left: 19px; }
.ci-sec li { font-size: 14.5px; color: var(--muted); line-height: 1.86; margin-bottom: 4px; }
.ci-sec li::marker { color: #B6C2D2; }
.ci-fit {
  background: var(--gold-soft); border-left: 3px solid var(--gold);
  border-radius: 8px; padding: 13px 16px; margin-top: 18px;
}
.ci-fit h4 { color: #8A6A22; }
.ci-body .more { display: inline-block; margin-top: 18px; }

.ind-head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 4px; }
.ind-cnt { font-size: 13px; color: #93A1B2; margin-left: auto; }

@media (max-width: 640px) {
  .citem > summary { padding: 13px 15px; gap: 9px; }
  .ci-title { font-size: 14.5px; min-width: 0; }
  .ci-body { padding: 4px 15px 18px; }
  .ci-sec p, .ci-sec li { font-size: 14px; }
  .ind-cnt { margin-left: 0; }
}

/* ===== 底部固定转化条：仅移动端显示（桌面已有首屏 CTA，避免重复） ===== */
@media (min-width: 901px) {
  .sticky-cta { display: none; }
  body { padding-bottom: 0; }
}

/* ===== 首页：五大核心体系 ===== */
.sys-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 22px; }
.sys-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow);
  transition: all .26s cubic-bezier(.4,0,.2,1);
}
.sys-card:hover { border-color: rgba(30,91,168,.34); box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.sys-no {
  display: inline-block; align-self: flex-start;
  font-size: 12px; font-weight: 700; letter-spacing: 1.4px; color: var(--blue);
  background: var(--blue-soft); border-radius: 20px; padding: 4px 13px; margin-bottom: 14px;
}
.sys-card h3 { font-size: 21px; color: var(--navy); margin-bottom: 14px; line-height: 1.4; }
.sys-q {
  font-size: 15px; line-height: 1.82; color: var(--muted);
  border-left: 3px solid var(--blue); padding-left: 12px; margin-bottom: 18px;
}
.sys-do { list-style: none; margin: 0 0 18px; }
.sys-do li {
  position: relative; padding-left: 20px; margin-bottom: 9px;
  font-size: 14.6px; line-height: 1.78; color: var(--text);
}
.sys-do li::before {
  content: ""; position: absolute; left: 3px; top: 10px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--blue);
}
.sys-out {
  font-size: 14.2px; line-height: 1.8; color: #54627A;
  background: #F5F8FC; border: 1px solid var(--line-soft); border-radius: var(--radius-sm);
  padding: 12px 14px; margin-bottom: 14px;
}
.sys-out b { color: var(--navy); font-weight: 700; margin-right: 6px; }
.sys-std { font-size: 14.2px; line-height: 1.8; color: #7A6320; margin-bottom: 18px; }
.sys-link {
  margin-top: auto; padding-top: 4px; color: var(--blue); font-weight: 600; font-size: 14.5px;
  transition: letter-spacing .2s;
}
.sys-card:hover .sys-link { letter-spacing: .3px; }
@media (max-width: 640px) {
  .sys-grid { grid-template-columns: 1fr; }
  .sys-card { padding: 24px 20px; }
  .sys-card h3 { font-size: 19px; }
}

/* ===== 洞察栏目 ===== */
.insight-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 22px; }
.insight-card {
  display: flex; flex-direction: column; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 26px 22px;
  box-shadow: var(--shadow); transition: all .26s cubic-bezier(.4,0,.2,1);
}
.insight-card:hover { border-color: rgba(30,91,168,.34); box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.ic-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.ic-cat { font-size: 12px; font-weight: 700; letter-spacing: 1.2px; color: var(--blue); background: var(--blue-soft); border-radius: 20px; padding: 4px 12px; }
.ic-date { font-size: 12.5px; color: var(--text-light); }
.insight-card h3 { font-size: 20px; line-height: 1.45; color: var(--navy); margin-bottom: 10px; }
.insight-card p { font-size: 14.8px; line-height: 1.8; color: var(--muted); margin-bottom: 18px; }
.ic-foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; font-size: 13.5px; color: var(--text-light); padding-top: 12px; border-top: 1px solid var(--line-soft); }
.ic-go { color: var(--blue); font-weight: 600; }
.insight-body { max-width: 780px; margin: 0 auto; }
.insight-body h2 {
  font-size: 22px; color: var(--navy); margin: 38px 0 14px; line-height: 1.45;
  padding-left: 14px; border-left: 4px solid var(--blue);
}
.insight-body p { font-size: 16.5px; line-height: 2.0; color: var(--text); margin-bottom: 16px; }
.insight-body p b { color: var(--navy); font-weight: 700; }
.insight-body .steps { margin-top: 8px; }
.insight-body .step { padding: 22px 18px; }
.insight-body .step h4 { font-size: 16px; }
.insight-body .steps + h2 { margin-top: 30px; }
.check-list { list-style: none; margin: 6px 0 8px; }
.check-list li {
  position: relative; padding-left: 30px; margin-bottom: 13px;
  font-size: 16px; line-height: 1.85; color: var(--text);
}
.check-list li::before {
  content: "✓"; position: absolute; left: 2px; top: 3px;
  width: 20px; height: 20px; line-height: 19px; text-align: center;
  border-radius: 50%; background: var(--blue-soft); color: var(--blue);
  font-size: 12px; font-weight: 700;
}
@media (max-width: 640px) {
  .insight-grid { grid-template-columns: 1fr; }
  .insight-card { padding: 24px 20px 18px; }
  .insight-card h3 { font-size: 18.5px; }
  .insight-body h2 { font-size: 19.5px; margin-top: 30px; }
  .insight-body p { font-size: 16px; line-height: 1.95; }
}

/* ===== 年底专项入口条（11 月上线，1 月撤） ===== */
.ye-bar {
  background: linear-gradient(90deg, var(--navy) 0%, #143A63 100%);
  color: #fff;
}
.ye-bar .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; min-height: 52px; padding-top: 10px; padding-bottom: 10px;
  flex-wrap: wrap;
}
.ye-bar-txt { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.ye-bar-tag {
  font-size: 12px; font-weight: 700; letter-spacing: 1px;
  background: var(--gold); color: var(--navy-deep);
  padding: 3px 9px; border-radius: 4px; white-space: nowrap;
}
.ye-bar-txt b { font-size: 15.5px; font-weight: 600; }
.ye-bar-txt span { font-size: 13.5px; color: rgba(255,255,255,.72); }
.ye-bar-link {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--gold); color: var(--navy-deep);
  font-size: 14px; font-weight: 600;
  padding: 8px 18px; border-radius: 8px; white-space: nowrap;
  transition: background .2s, transform .2s;
}
.ye-bar-link:hover { background: #D9B45E; transform: translateY(-1px); }
@media (max-width: 640px) {
  .ye-bar .container { flex-direction: column; align-items: flex-start; gap: 10px; }
  .ye-bar-txt b { font-size: 14.5px; }
}

/* ===== 年底三个常见问题 ===== */
.ye-q-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 22px; }
.ye-q {
  background: var(--card); border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm); padding: 20px 22px;
}
.ye-q h4 { font-size: 16.5px; color: var(--navy); margin-bottom: 8px; }
.ye-q p { font-size: 14.5px; color: var(--muted); line-height: 1.85; }
.ye-q .ye-ans { margin-top: 10px; font-size: 14px; color: var(--blue); font-weight: 600; }
@media (max-width: 900px) { .ye-q-grid { grid-template-columns: 1fr; } }

/* ===== 洞察页底部：关注公众号 ===== */
.insight-follow {
  margin-top: 48px; padding: 26px 28px;
  background: var(--blue-soft); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.insight-follow-txt b { display: block; font-size: 17px; color: var(--navy); margin-bottom: 6px; }
.insight-follow-txt span { font-size: 14.5px; color: var(--muted); line-height: 1.8; }
.insight-follow .btn { white-space: nowrap; }

/* ===== 通用表格（年底专项时间窗口等） ===== */
.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14.5px; background: var(--card); }
.tbl th, .tbl td { border: 1px solid var(--line); padding: 12px 14px; text-align: left; line-height: 1.7; }
.tbl thead th { background: var(--blue-soft); color: var(--navy); font-weight: 600; white-space: nowrap; }
.tbl tbody tr:nth-child(even) { background: #FAFCFE; }
.tbl td:first-child { font-weight: 600; color: var(--navy); white-space: nowrap; }
@media (max-width: 640px) {
  .tbl th, .tbl td { padding: 10px; font-size: 13.5px; white-space: normal; }
}

/* ===== 洞察列表：未到日期的待更新卡片 ===== */
.insight-card.is-pending { cursor: default; opacity: .62; filter: grayscale(.35); }
.insight-card.is-pending:hover { transform: none; box-shadow: none; }
.insight-card.is-pending .ic-date { color: var(--gold, #B8893B); font-weight: 600; }
.insight-card.is-pending .ic-go { display: none; }