/* ============================================================
   纪委智慧监督平台 · 演示系统
   政务纪检视觉体系 —— 中国红 / 藏蓝 / 金色
   ============================================================ */
:root{
  --red:#C0000E;
  --red-deep:#A0121E;
  --red-soft:#FFF1F0;
  --navy:#16273F;
  --navy-deep:#0F1B2D;
  --navy-soft:#EEF2F8;
  --gold:#C9A227;
  --gold-soft:#FBF3DC;
  --text:#20242B;
  --text-sub:#5B6472;
  --line:#E5E8EE;
  --bg:#F4F5F9;
  --card:#FFFFFF;
  --green:#178A5B;
  --green-soft:#E8F6EF;
  --orange:#E07B1A;
  --orange-soft:#FDF0E2;
  --blue:#2B6CB0;
  --blue-soft:#E9F2FB;
  --purple:#6B46C1;
  --purple-soft:#F1EBFB;
  --shadow:0 6px 22px rgba(22,39,63,.08);
  --shadow-lg:0 16px 44px rgba(22,39,63,.14);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;font-size:15px;
}
a{text-decoration:none;color:inherit}
ul{list-style:none}

/* ---------- 顶部导航 ---------- */
.topbar{
  position:sticky;top:0;z-index:100;
  background:linear-gradient(90deg,var(--navy-deep) 0%,var(--navy) 45%,#1E3A5F 100%);
  color:#fff;box-shadow:0 4px 18px rgba(10,20,35,.35);
}
.topbar .inner{
  max-width:1280px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;height:64px;
}
.brand{display:flex;align-items:center;gap:12px}
.brand .seal{
  width:40px;height:40px;border-radius:9px;flex:none;
  background:linear-gradient(145deg,var(--red),var(--red-deep));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(192,0,14,.45);
}
.brand .seal svg{width:24px;height:24px;fill:#fff}
.brand .name{line-height:1.15}
.brand .name b{display:block;font-size:17px;letter-spacing:2px}
.brand .name span{font-size:11px;color:#AFC3DD;letter-spacing:3px}
.nav{display:flex;align-items:center;gap:4px}
.nav a{
  padding:8px 15px;border-radius:8px;font-size:14.5px;color:#D7E2F0;
  display:flex;align-items:center;gap:7px;transition:.2s;white-space:nowrap;
}
.nav a svg{width:17px;height:17px;fill:currentColor;opacity:.85}
.nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav a.active{background:linear-gradient(135deg,var(--red),var(--red-deep));color:#fff;box-shadow:0 4px 12px rgba(192,0,14,.4)}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer}
.topbar .badge{
  font-size:11px;padding:4px 9px;border:1px solid rgba(255,255,255,.35);
  border-radius:20px;color:#E8EEF7;letter-spacing:1px;
}

/* 下拉菜单简洁版（移动导航） */
.mobile-nav{display:none;background:var(--navy);border-top:1px solid rgba(255,255,255,.08)}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:13px 24px;color:#D7E2F0;border-bottom:1px solid rgba(255,255,255,.06)}
.mobile-nav a.active{background:var(--red);color:#fff}

/* ---------- 横幅 ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(120deg,var(--navy-deep) 0%,var(--navy) 55%,#233D63 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(circle at 88% 12%,rgba(201,162,39,.18),transparent 42%),
    radial-gradient(circle at 8% 88%,rgba(192,0,14,.35),transparent 46%);
}
.hero::after{
  content:"";position:absolute;width:110%;height:90px;left:-5%;bottom:-45px;
  border-radius:50%;background:var(--bg);
}
.hero .inner{
  max-width:1280px;margin:0 auto;padding:74px 24px 96px;
  position:relative;z-index:2;
}
.hero .crown{display:flex;align-items:center;gap:10px;color:var(--gold);font-size:13px;letter-spacing:3px;margin-bottom:18px}
.hero .crown svg{width:22px;height:22px;fill:currentColor}
.hero h1{font-size:44px;line-height:1.25;letter-spacing:2px;font-weight:800;margin-bottom:8px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .sub{font-size:19px;color:#C7D5E8;letter-spacing:4px;margin-bottom:20px}
.hero p.lead{max-width:860px;color:#AFC3DD;font-size:15.5px;margin-bottom:30px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:12px 26px;border-radius:9px;
  font-size:15px;font-weight:600;cursor:pointer;border:none;transition:.22s;
}
.btn svg{width:17px;height:17px;fill:currentColor}
.btn-primary{background:linear-gradient(135deg,var(--red),var(--red-deep));color:#fff;box-shadow:0 8px 20px rgba(192,0,14,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(192,0,14,.5)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35);backdrop-filter:blur(4px)}
.btn-ghost:hover{background:rgba(255,255,255,.2)}
.btn-gold{background:linear-gradient(135deg,var(--gold),#a88216);color:#fff;box-shadow:0 8px 20px rgba(201,162,39,.4)}
.btn-gold:hover{transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--navy);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.btn-light:hover{transform:translateY(-2px)}

/* 横幅统计数据条 */
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  max-width:1280px;margin:-34px auto 0;padding:0 24px;position:relative;z-index:5;
}
.stat-card{
  background:#fff;border-radius:var(--radius);padding:22px 24px;
  box-shadow:var(--shadow);border-top:3px solid var(--red);
}
.stat-card b{font-size:32px;color:var(--navy);display:block;line-height:1.1}
.stat-card b span{font-size:16px;color:var(--text-sub);font-weight:600}
.stat-card small{color:var(--text-sub);font-size:13px}

/* ---------- 内容容器 ---------- */
.wrap{max-width:1280px;margin:0 auto;padding:52px 24px}
.section-head{margin-bottom:34px}
.section-head .tag{display:inline-flex;align-items:center;gap:8px;color:var(--red);font-weight:700;font-size:13px;letter-spacing:2px;margin-bottom:10px}
.section-head .tag::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--gold);transform:rotate(45deg)}
.section-head h2{font-size:30px;color:var(--navy);letter-spacing:1px;margin-bottom:8px}
.section-head .slice{width:56px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--red),var(--gold));margin-bottom:16px}
.section-head p{color:var(--text-sub);max-width:860px}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:22px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--card);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow);border:1px solid var(--line);transition:.25s;
}
.card.hover:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#F0C7C2}
.card .ic{
  width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
}
.card .ic svg{width:28px;height:28px;fill:#fff}
.card h3{font-size:18px;color:var(--navy);margin-bottom:8px;letter-spacing:.5px}
.card p{color:var(--text-sub);font-size:14px;margin-bottom:14px}
.card .link{color:var(--red);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.card .link svg{width:15px;height:15px;fill:currentColor;transition:.2s}
.card .link:hover svg{transform:translateX(4px)}
.ic-red{background:linear-gradient(135deg,#E34A52,var(--red-deep))}
.ic-gold{background:linear-gradient(135deg,#E7C24C,var(--gold))}
.ic-navy{background:linear-gradient(135deg,#3D5B8F,var(--navy))}
.ic-green{background:linear-gradient(135deg,#2FAF7B,#128a58)}
.ic-blue{background:linear-gradient(135deg,#4C8CD6,#2563a5)}
.ic-purple{background:linear-gradient(135deg,#8A6BD1,var(--purple))}

/* ---------- 价值标签 ---------- */
.feature-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.feature-item{background:#fff;border-radius:var(--radius);padding:24px;border-left:4px solid var(--red);box-shadow:var(--shadow);display:flex;gap:16px}
.feature-item .num{font-size:30px;font-weight:800;color:var(--gold);line-height:1;flex:none}
.feature-item h4{color:var(--navy);font-size:16px;margin-bottom:4px}
.feature-item p{color:var(--text-sub);font-size:13.5px}

/* ---------- 架构/底座 ---------- */
.layer{
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);
  border:1px solid var(--line);overflow:hidden;
}
.layer .l-head{display:flex;align-items:center;gap:12px;padding:18px 24px;color:#fff}
.l-head svg{width:22px;height:22px;fill:#fff}
.l-head b{font-size:16px;letter-spacing:1px}
.l-head small{opacity:.9;font-weight:400;margin-left:auto}
.layer .l-body{padding:20px 24px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  background:var(--navy-soft);color:var(--navy);border-radius:20px;padding:6px 15px;
  font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:6px;
}
.chip svg{width:14px;height:14px;fill:currentColor}
.chip.red{background:var(--red-soft);color:var(--red-deep)}
.chip.gold{background:var(--gold-soft);color:#8a6d0e}
.chip.green{background:var(--green-soft);color:var(--green)}
.chip.blue{background:var(--blue-soft);color:var(--blue)}
.chip.purple{background:var(--purple-soft);color:var(--purple)}

/* ---------- 对比表 ---------- */
.compare{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.compare th,.compare td{padding:15px 18px;text-align:left;font-size:14px}
.compare thead th{background:var(--navy);color:#fff;letter-spacing:1px}
.compare tbody tr:nth-child(even){background:var(--navy-soft)}
.compare tbody td:first-child{font-weight:600;color:var(--navy)}
.compare .old{color:#999;text-decoration:line-through}
.compare .new{color:var(--red);font-weight:700}

/* ---------- 页脚 ---------- */
.footer{background:var(--navy-deep);color:#9FB1C9;margin-top:60px}
.footer .inner{max-width:1280px;margin:0 auto;padding:40px 24px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.footer h5{color:#fff;font-size:14px;letter-spacing:1px;margin-bottom:14px;position:relative;padding-bottom:8px}
.footer h5::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--gold)}
.footer li{margin-bottom:8px;font-size:13px;cursor:default}
.footer .f-brand b{font-size:18px;color:#fff;letter-spacing:2px;display:block;margin-bottom:10px}
.footer .f-brand p{font-size:13px}
.footer .copy{border-top:1px solid rgba(255,255,255,.08);text-align:center;padding:18px;font-size:12.5px;color:#7E93AE}

/* ---------- 通用工具 ---------- */
.page-hero{background:linear-gradient(120deg,var(--navy-deep),var(--navy) 60%,#233D63);color:#fff;padding:52px 24px 70px;position:relative}
.page-hero .inner{max-width:1280px;margin:0 auto;position:relative;z-index:2}
.page-hero .crumb{color:#AFC3DD;font-size:13px;margin-bottom:12px}
.page-hero .crumb a:hover{color:#fff}
.page-hero h1{font-size:34px;letter-spacing:1px;margin-bottom:10px}
.page-hero h1 em{font-style:normal;color:var(--gold)}
.page-hero p{max-width:900px;color:#B9CAE0;font-size:15px}
.page-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:1280px;margin:-36px auto 0;padding:0 24px;position:relative;z-index:6}
.kpi{background:#fff;border-radius:12px;padding:18px 20px;box-shadow:var(--shadow);border-left:4px solid var(--red)}
.kpi b{font-size:24px;color:var(--navy);display:block}
.kpi small{color:var(--text-sub);font-size:12.5px}

.demo-note{
  background:linear-gradient(135deg,var(--gold-soft),#fff);border:1px dashed #d9b64a;
  color:#7a6210;border-radius:10px;padding:12px 16px;font-size:13px;margin-top:22px;
  display:flex;align-items:flex-start;gap:10px;
}
.demo-note svg{width:18px;height:18px;fill:var(--gold);flex:none;margin-top:2px}

/* 面板 */
.panel{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line);overflow:hidden;margin-bottom:24px}
.panel .p-head{padding:18px 24px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}
.panel .p-head .dot{width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px var(--red-soft)}
.panel .p-head h3{font-size:17px;color:var(--navy);flex:1}
.panel .p-head .hint{font-size:12.5px;color:var(--text-sub)}
.panel .p-body{padding:24px}

/* 标签页 */
.tabs{display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding:0 24px}
.tab{padding:14px 20px;font-size:14.5px;color:var(--text-sub);cursor:pointer;border-bottom:3px solid transparent;transition:.2s;display:flex;align-items:center;gap:8px}
.tab svg{width:16px;height:16px;fill:currentColor}
.tab:hover{color:var(--red)}
.tab.active{color:var(--red);border-bottom-color:var(--red);font-weight:700}
.tab-pane{display:none}
.tab-pane.active{display:block}

/* 表格 */
.tbl{width:100%;border-collapse:collapse;background:#fff}
.tbl th,.tbl td{padding:12px 14px;text-align:left;font-size:13.5px;border-bottom:1px solid var(--line)}
.tbl thead th{background:var(--navy-soft);color:var(--navy);font-weight:700;position:sticky;top:0}
.tbl tbody tr:hover{background:#FAFBFD}
.tbl .pct{display:inline-block;background:var(--red-soft);color:var(--red-deep);padding:2px 9px;border-radius:12px;font-weight:700;font-size:12.5px}
.tag-pill{display:inline-block;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:600}
.tag-r{background:var(--red-soft);color:var(--red-deep)}
.tag-g{background:var(--green-soft);color:var(--green)}
.tag-o{background:var(--orange-soft);color:var(--orange)}
.tag-b{background:var(--blue-soft);color:var(--blue)}
.tag-n{background:var(--navy-soft);color:var(--navy)}

/* 图例 */
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-sub)}
.legend li{display:flex;align-items:center;gap:7px}
.legend .sw{width:14px;height:14px;border-radius:4px}

/* 表格/列表通用容器样式 */
.field-label{font-size:12.5px;color:var(--text-sub);margin-bottom:6px;letter-spacing:.5px}

/* 按钮变体 */
.btn-sm{padding:7px 15px;font-size:13px;border-radius:7px}
.btn-outline{background:#fff;color:var(--red);border:1.5px solid var(--red)}
.btn-outline:hover{background:var(--red-soft)}
.btn-plain{background:var(--navy-soft);color:var(--navy)}
.btn-plain:hover{background:#e2e8f2}

/* 输入控件 */
.inp{
  width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:9px;
  font-size:14px;font-family:inherit;color:var(--text);background:#fff;transition:.2s;
}
.inp:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-soft)}
textarea.inp{resize:vertical;min-height:120px;line-height:1.7}

/* 滚动条美化 */
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#C3CCDA;border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:#A8B3C5}

/* ===================== 页头 BANNER / KPI ===================== */
.masthead{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(202,155,55,.35), transparent 60%),
    linear-gradient(135deg,#0E3A63 0%, #12497C 55%, #17608F 100%);
  padding:86px 0 0;
}
.masthead::before{
  content:"";position:absolute;left:0;right:0;bottom:0;top:0;
  background-image:radial-gradient(rgba(255,255,255,.13) 1px, transparent 1px);
  background-size:22px 22px;opacity:.5;
}
.masthead .inner{position:relative;z-index:2;text-align:center;max-width:1200px;margin:0 auto;padding:0 24px}
.mh-kicker{display:inline-block;letter-spacing:6px;font-size:13px;color:#F2D47F;border:1px solid rgba(242,212,127,.5);border-radius:30px;padding:7px 20px;background:rgba(242,212,127,.08);margin-bottom:22px;font-weight:600}
.masthead h1{font-size:46px;line-height:1.2;font-weight:800;letter-spacing:1px}
.masthead h1 em{font-style:normal;color:#F2D47F}
.masthead .sub{max-width:760px;margin:20px auto 0;color:#E4EDF7;font-size:16px;line-height:1.9}
.masthead .cta{display:flex;gap:14px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.btn-cta{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;border:none;cursor:pointer;padding:13px 26px;border-radius:10px;transition:.2s}
.btn-cta.primary{background:linear-gradient(135deg,#E8B84B,#D9A41F);color:#2C200A;box-shadow:0 8px 24px rgba(217,164,31,.35)}
.btn-cta.primary:hover{transform:translateY(-2px)}
.btn-cta.ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-cta.ghost:hover{background:rgba(255,255,255,.2)}
.mh-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:52px;background:rgba(255,255,255,.1);border-top:1px solid rgba(255,255,255,.12)}
.mh-stat{padding:22px 12px;text-align:center}
.mh-stat b{display:block;font-size:30px;font-weight:800;color:#fff}
.mh-stat b span{color:#F2D47F}
.mh-stat small{color:#C8DAEA;font-size:13px;letter-spacing:1px}
.headline{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:var(--navy);margin:6px 0 10px}
.headline::before{content:"";width:6px;height:22px;border-radius:3px;background:linear-gradient(180deg,var(--red),var(--gold))}
.lead{color:var(--text-sub);max-width:820px;line-height:1.9;font-size:14.5px}
.sec-pad{padding:56px 0}

.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.hstat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;text-align:center;box-shadow:0 6px 18px rgba(15,42,74,.05)}
.hstat b{font-size:28px;color:var(--red);font-weight:800}
.hstat small{color:var(--text-sub);font-size:13px;margin-top:6px;display:block}

/* 平台定位三步 */
.steps{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
.step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;position:relative;overflow:hidden;box-shadow:0 8px 24px rgba(15,42,74,.05)}
.step .no{position:absolute;top:14px;right:18px;font-size:44px;font-weight:800;color:#EEF2F7}
.step h4{font-size:17px;color:var(--navy);display:flex;align-items:center;gap:10px;margin-bottom:10px}
.step p{color:var(--text-sub);font-size:13.5px;line-height:1.8}
.step .tagline{display:inline-block;margin-top:12px;font-size:12px;color:#fff;padding:4px 10px;border-radius:6px;font-weight:600}
.sic{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;flex:none}
.sic svg{width:22px;height:22px;fill:currentColor}

/* 四大核心应用 */
.app{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;display:flex;flex-direction:column;position:relative;overflow:hidden;transition:.25s;cursor:pointer;text-decoration:none}
.app:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(15,42,74,.10);border-color:var(--gold)}
.app .num{position:absolute;top:16px;right:20px;font-size:34px;font-weight:800;color:#EDF1F6;letter-spacing:-1px}
.app .aicon{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:16px}
.app .aicon svg{width:28px;height:28px;fill:currentColor}
.app h3{font-size:18px;color:var(--navy);margin-bottom:8px}
.app h3 span{color:var(--red)}
.app p{color:var(--text-sub);font-size:13.5px;line-height:1.8;flex:1}
.app .more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13px;font-weight:700;color:var(--red)}
.app .more svg{width:16px;height:16px;fill:currentColor}

/* 三大转变 */
.shift{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.shift-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;text-align:center}
.shift-item .big{font-size:22px;font-weight:800;color:var(--red)}
.shift-item .arr{color:var(--gold);font-weight:800;margin:8px 0}
.shift-item .to{font-size:22px;font-weight:800;color:var(--navy)}
.shift-item .from{font-size:13px;color:var(--text-sub);text-decoration:line-through;margin-bottom:6px}
.shift-item small{color:var(--text-sub);display:block;margin-top:10px;font-size:12.5px;line-height:1.7}

/* 技术支撑 */
.tech{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.tech-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;gap:16px;align-items:flex-start}
.tech-item .tic{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;flex:none}
.tech-item .tic svg{width:24px;height:24px;fill:currentColor}
.tech-item h4{font-size:15.5px;color:var(--navy);margin-bottom:6px}
.tech-item p{color:var(--text-sub);font-size:13px;line-height:1.7}

/* 应用场景 */
.scene{display:flex;flex-wrap:wrap;gap:12px}
.scene span{background:#fff;border:1px solid var(--line);border-radius:30px;padding:10px 20px;font-size:14px;font-weight:600;color:var(--navy);display:inline-flex;align-items:center;gap:8px}
.scene span b{width:20px;height:20px;border-radius:50%;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:12px}

/* 波浪分隔 */
.wave{display:block;width:100%;height:70px;background:var(--bg);border-radius:50% 50% 0 0;margin-top:-1px}

/* ===================== 子页 HERO / KPI ===================== */
.page-hero{position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(900px 380px at 85% -5%, rgba(202,155,55,.32), transparent 60%),linear-gradient(135deg,#0E3A63,#17608F);padding:44px 0 64px}
.page-hero .inner{max-width:1200px;margin:0 auto;padding:0 24px}
.crumb{color:#BFD6E8;font-size:13px;letter-spacing:1px;margin-bottom:12px}
.crumb a{color:#BFD6E8;text-decoration:none}
.crumb b{color:#F2D47F}
.page-hero h1{font-size:32px;font-weight:800}
.page-hero h1 em{font-style:normal;color:#F2D47F;font-weight:300}
.page-hero p{max-width:820px;color:#E4EDF7;line-height:1.9;margin-top:14px;font-size:14.5px}
.page-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:1200px;margin:-34px auto 0;padding:0 24px;position:relative;z-index:3}
.page-kpis .kpi{background:#fff;border-radius:14px;padding:20px;text-align:center;box-shadow:0 10px 30px rgba(15,42,74,.12);border:1px solid var(--line)}
.page-kpis .kpi b{font-size:26px;color:var(--red);font-weight:800}
.page-kpis .kpi small{display:block;margin-top:6px;color:var(--text-sub);font-size:13px;letter-spacing:1px}
.wrap{max-width:1200px;margin:0 auto;padding:44px 24px 64px}

/* ===================== TAB ===================== */
.tabbar{display:flex;flex-wrap:wrap;gap:10px}
.tabbar .tab{border:1px solid var(--line);background:#fff;color:var(--navy);font-weight:600;padding:10px 18px;border-radius:30px;cursor:pointer;font-size:14px;font-family:inherit;transition:.2s}
.tabbar .tab:hover{border-color:var(--gold)}
.tabbar .tab.active{background:var(--red);border-color:var(--red);color:#fff}
.tabpanel{display:none}
.tabpanel.active{display:block;animation:fadeIn .4s}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ===================== 标签 pill / 百分比 ===================== */
.tag-pill{display:inline-block;font-size:12px;font-weight:700;padding:4px 10px;border-radius:20px;white-space:nowrap}
.tag-r{background:#FDECEC;color:var(--red)}
.tag-o{background:#FDF3E7;color:#D98A1A}
.tag-y{background:#FBF4DC;color:#B8911A}
.tag-g{background:#E7F6EF;color:var(--green)}
.pct{font-weight:800;color:var(--red)}

/* ===================== 对象列表 ===================== */
.obj-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border:1px solid var(--line);border-radius:12px;margin-bottom:9px;cursor:pointer;background:#fff;transition:.15s}
.obj-item:hover{border-color:var(--gold)}
.obj-item.active{border-color:var(--red);background:#FFF7F7;box-shadow:0 0 0 1px var(--red)}
.obj-item .avatar{width:40px;height:40px;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex:none}
.obj-item .oinfo{flex:1;min-width:0}
.obj-item .oname{font-size:14px;font-weight:700;color:var(--navy)}
.obj-item .oarea{font-size:12px;color:var(--text-sub);margin-top:2px}

/* ===================== 知识库卡片 ===================== */
.kcat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;position:relative;overflow:hidden;border-top:4px solid var(--c,#ddd)}
.kcat .kic{width:44px;height:44px;border-radius:11px;background:linear-gradient(135deg,var(--c,#ddd),color-mix(in srgb,var(--c,#ddd),#000 18%));color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;margin-bottom:12px}
.kcat h4{font-size:15px;color:var(--navy);margin-bottom:8px}
.kcat p{font-size:13px;color:var(--text-sub);line-height:1.75;margin-bottom:12px}
.kcat .ktag{display:inline-block;font-size:12px;font-weight:700;color:var(--c,#999);background:color-mix(in srgb,var(--c,#ddd),#fff 85%);padding:4px 10px;border-radius:6px}
.keti{font-size:20px;font-weight:800}

/* ===================== 办案规则 ===================== */
.rule{border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:12px;background:#FBFBFD}
.rule-h{font-weight:700;color:var(--navy);font-size:14px;margin-bottom:8px}
.rule-if{font-size:13px;color:var(--text-sub);line-height:1.8;background:#F3F5F9;border-radius:8px;padding:10px 12px}
.rule-if b{color:var(--red)}
.rule-then{margin-top:8px;font-size:13px;color:var(--red);font-weight:600}
.flowchain{display:flex;flex-direction:column;gap:6px}
.flowchain>div{display:flex;align-items:center;gap:14px;background:#F3F5F9;border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.flowchain span{flex:none;font-weight:700;color:#fff;background:var(--red);padding:6px 12px;border-radius:8px;font-size:13px;white-space:nowrap}
.flowchain p{margin:0;color:var(--text-sub);font-size:13px}
.flowchain>i{color:var(--gold);font-weight:800;text-align:center;font-style:normal;font-size:16px;line-height:1}

/* ===================== 提示条 ===================== */
.demo-note{display:flex;gap:12px;align-items:flex-start;background:#FDF8EC;border:1px solid #F0DFAF;border-radius:12px;padding:14px 18px;margin-top:26px}
.demo-note svg{width:22px;height:22px;fill:var(--gold);flex:none;margin-top:2px}
.demo-note b{color:var(--navy)}
.demo-note div{color:var(--text-sub);font-size:13px;line-height:1.7}

/* ===================== 表格补充 ===================== */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px;min-width:640px}
.tbl th{background:var(--navy-soft);color:var(--navy);text-align:left;padding:12px 14px;font-weight:700;white-space:nowrap}
.tbl td{padding:12px 14px;border-bottom:1px solid var(--line);color:#3B4A5C}
.tbl tr:hover td{background:#FAFBFD}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .page-kpis{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .steps,.shift,.tech{grid-template-columns:1fr 1fr}
  .mh-stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .nav{display:none}
  .nav-toggle{display:block}
  .mobile-nav.open{display:block}
  .hero h1{font-size:28px}
  .hero .sub{font-size:15px}
  .g4,.g3,.g2{grid-template-columns:1fr}
  .hero-stats,.page-kpis{grid-template-columns:1fr 1fr}
  .steps,.shift,.tech{grid-template-columns:1fr}
  .mh-stats{grid-template-columns:1fr 1fr}
  .masthead h1{font-size:32px}
  .footer .inner{grid-template-columns:1fr}
  .wrap{padding:34px 18px}
  .page-hero{padding:36px 18px 56px}
  .page-hero h1{font-size:26px}
}