@charset "utf-8";
/* 世舶科技官网 v2 · 共用设计系统
   所有页面共用本文件；页面级特殊组件在页面内 <style> 里追加，不再另建 css */

:root{
  /* 品牌色 */
  --navy-900:#060f1c;
  --navy-800:#0a1a2f;
  --navy-700:#11283f;
  --navy-600:#1b3a57;
  --blue-600:#1e5eff;
  --blue-500:#2f7af8;
  --blue-400:#5b9bff;
  --blue-050:#eef4ff;
  --cyan-400:#4ab3ff;
  --gold-500:#f5a623;
  --red-500:#d9483b;

  /* 中性 */
  --white:#fff;
  --gray-50:#f7f9fc;
  --gray-100:#f1f4f9;
  --gray-200:#e5ecf5;
  --gray-300:#cdd8e8;
  --gray-500:#7b8aa0;
  --gray-600:#55657a;
  --text:#0a1a2f;
  --muted:#55657a;
  --line:#e5ecf5;

  /* 尺寸 */
  --maxw:1200px;
  --radius-s:8px;
  --radius-m:14px;
  --radius-l:22px;
  --shadow-s:0 2px 10px rgba(16,42,74,.06);
  --shadow-m:0 12px 32px rgba(16,42,74,.08);
  --shadow-l:0 24px 60px rgba(16,42,74,.14);
  --nav-h:68px;

  /* 字号 */
  --fs-h1:clamp(30px,4.6vw,52px);
  --fs-h2:clamp(23px,3vw,34px);
  --fs-h3:clamp(17px,1.6vw,20px);
  --fs-lead:clamp(15px,1.3vw,17px);
  --fs-body:15px;
  --fs-sm:13px;
  --fs-num:clamp(28px,3.4vw,42px);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{height:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:var(--fs-body);
  line-height:1.7;
  color:var(--text);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
body.modal-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--blue-600);outline-offset:3px;border-radius:4px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;white-space:nowrap;
  transition:transform .18s,box-shadow .18s,background .18s,color .18s,border-color .18s;
}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:linear-gradient(135deg,var(--blue-600),var(--cyan-400));color:#fff;box-shadow:0 10px 24px rgba(30,94,255,.26)}
.btn.primary:hover{box-shadow:0 14px 30px rgba(30,94,255,.34)}
.btn.outline{background:transparent;border-color:currentColor;color:var(--blue-600)}
.btn.outline:hover{background:var(--blue-050)}
.btn.on-dark.outline{color:rgba(255,255,255,.9);border-color:rgba(255,255,255,.42)}
.btn.on-dark.outline:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn.ghost{background:#fff;border-color:var(--gray-200);color:var(--text)}
.btn.ghost:hover{border-color:var(--blue-400);color:var(--blue-600)}
.btn.lg{padding:15px 30px;font-size:16px}
.btn.sm{padding:9px 16px;font-size:14px}
.btn.block{width:100%}

.arrow::after{content:"→";font-weight:400;transition:transform .18s}
.arrow:hover::after{transform:translateX(3px)}

/* ===== 导航 ===== */
.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--nav-h);
  background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid rgba(229,236,245,.9);
  transition:box-shadow .25s,background .25s;
}
.site-nav.scrolled{box-shadow:0 6px 24px rgba(16,42,74,.1);background:rgba(255,255,255,.97)}
.nav-inner{max-width:var(--maxw);height:var(--nav-h);margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:34px;height:34px;object-fit:contain}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--navy-800)}
.brand-sub{font-size:11px;color:var(--gray-500);letter-spacing:.06em;border-left:1px solid var(--gray-200);padding-left:10px;margin-left:2px}

/* 版本切换下拉（logo 右侧） */
.ver{position:relative;flex-shrink:0;margin-left:10px}
.ver-btn{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border:1px solid var(--gray-200);border-radius:8px;background:#fff;color:var(--gray-600);font-size:12px;font-weight:700;letter-spacing:.04em;cursor:pointer;transition:.18s;font-family:inherit}
.ver-btn:hover{border-color:var(--blue-400);color:var(--blue-600);box-shadow:var(--shadow-s)}
.ver-btn .caret{width:6px;height:6px;color:var(--gray-500)}
.ver-menu{position:absolute;top:calc(100% + 10px);left:0;z-index:1020;min-width:246px;padding:8px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-m);box-shadow:var(--shadow-l);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,transform .2s,visibility .2s}
.ver:hover .ver-menu,.ver:focus-within .ver-menu,.ver.open .ver-menu{opacity:1;visibility:visible;transform:none}
.ver-menu .vm-head{padding:6px 10px 8px;font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--gray-500)}
.ver-menu a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;transition:background .16s}
.ver-menu a:hover{background:var(--blue-050)}
.ver-menu a b{font-size:13px;font-weight:700;color:var(--navy-800);min-width:22px}
.ver-menu a span{font-size:12px;color:var(--gray-500)}
.ver-menu a.cur{background:var(--blue-050)}
.ver-menu a.cur b{color:var(--blue-600)}
.ver-menu a.cur::after{content:"当前";margin-left:auto;font-size:11px;font-weight:700;color:var(--blue-600)}
@media (max-width:1024px){.ver{margin-left:auto}.ver-menu{left:auto;right:0}}
@media (max-width:640px){.ver-btn{padding:4px 8px;font-size:11px}}

.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:4px;padding:9px 14px;border-radius:10px;font-size:15px;font-weight:500;color:var(--navy-800);transition:background .18s,color .18s}
.nav-link:hover{background:var(--gray-50);color:var(--blue-600)}
.nav-link.active{color:var(--blue-600);font-weight:600}
.caret{width:8px;height:8px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.55;transition:transform .2s}
.nav-item:hover .caret{transform:rotate(225deg) translateY(-1px)}
.nav-item.open .caret{transform:rotate(225deg) translateY(-1px)}

.mega{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:326px;padding:10px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-m);
  box-shadow:var(--shadow-l);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s;
}
.nav-item:hover .mega,.nav-item.open .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-link{display:flex;flex-direction:column;gap:2px;padding:11px 14px;border-radius:10px;transition:background .16s}
.mega-link:hover{background:var(--blue-050)}
.mega-title{font-size:15px;font-weight:600;color:var(--navy-800);display:flex;align-items:center;justify-content:space-between;gap:10px}
.mega-title .pill{font-size:11px;font-weight:600;color:var(--blue-600);background:#fff;border:1px solid rgba(47,122,248,.28);border-radius:999px;padding:1px 8px}
.mega-desc{font-size:12.5px;color:var(--gray-500);line-height:1.5}

.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-login{font-size:15px;color:var(--gray-600)}
.nav-login:hover{color:var(--blue-600)}
.hamburger{display:none;width:40px;height:40px;border:1px solid var(--gray-200);border-radius:10px;background:#fff;cursor:pointer;padding:0;position:relative}
.hamburger i{position:absolute;left:11px;width:18px;height:1.8px;background:var(--navy-800);border-radius:2px;transition:.2s}
.hamburger i:nth-child(1){top:13px}
.hamburger i:nth-child(2){top:19px}
.hamburger i:nth-child(3){top:25px}
.hamburger.active i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger.active i:nth-child(2){opacity:0}
.hamburger.active i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 移动抽屉 */
.drawer{position:fixed;inset:var(--nav-h) 0 0;background:#fff;z-index:999;transform:translateX(100%);transition:transform .3s;overflow-y:auto;padding:8px 24px 40px}
.drawer.open{transform:translateX(0)}
.drawer-group{border-bottom:1px solid var(--gray-100);padding:14px 0}
.drawer-label{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--gray-500);margin-bottom:8px}
.drawer-link{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:11px 0;font-size:16px;font-weight:600;color:var(--navy-800)}
.drawer-link span{font-size:12.5px;font-weight:400;color:var(--gray-500)}
.drawer-link.active{color:var(--blue-600)}
.drawer-cta{display:grid;gap:10px;margin-top:22px}

/* ===== 通用 section ===== */
.section{padding:86px 0}
.section.tint{background:var(--gray-50)}
.section.navy{background:radial-gradient(1200px 600px at 15% -10%,#173a5e 0%,var(--navy-800) 55%,var(--navy-900) 100%);color:#fff}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--blue-600);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px}
.section-head.center .eyebrow::before{display:none}
.navy .eyebrow{color:var(--cyan-400)}
.h2{font-size:var(--fs-h2)}
.lead{margin-top:14px;font-size:var(--fs-lead);color:var(--muted);line-height:1.85}
.navy .lead{color:rgba(255,255,255,.72)}
.section-foot{margin-top:28px;font-size:var(--fs-sm);color:var(--gray-500)}

/* ===== Hero ===== */
.hero{position:relative;margin-top:var(--nav-h);background:var(--navy-800);color:#fff;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 420px at 78% 12%,rgba(74,179,255,.32),transparent 62%),
    radial-gradient(620px 420px at 8% 88%,rgba(30,94,255,.28),transparent 60%),
    linear-gradient(180deg,#0c2138 0%,var(--navy-800) 60%,#0a1c33 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.35) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.35) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(900px 520px at 70% 30%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(900px 520px at 70% 30%,#000 20%,transparent 78%);
}
.hero-track{position:relative;z-index:2}
.hero-slide{display:none;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:78px 0 84px}
.hero-slide.on{display:grid;animation:fadeUp .5s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero-kicker{display:inline-flex;align-items:center;gap:9px;padding:6px 14px 6px 10px;border:1px solid rgba(255,255,255,.22);border-radius:999px;font-size:13px;color:rgba(255,255,255,.86);background:rgba(255,255,255,.06)}
.hero-kicker b{width:6px;height:6px;border-radius:50%;background:var(--cyan-400);box-shadow:0 0 0 4px rgba(74,179,255,.22)}
.hero h1{margin:20px 0 0;font-size:var(--fs-h1);line-height:1.22;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--cyan-400)}
.hero-copy>p{margin-top:18px;max-width:560px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.78)}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14)}
.hero-metrics div{display:flex;flex-direction:column}
.hero-metrics b{font-size:21px;font-weight:700;color:#fff;letter-spacing:.01em}
.hero-metrics span{font-size:12.5px;color:rgba(255,255,255,.6)}
.hero-ctrl{position:absolute;right:24px;bottom:26px;z-index:3;display:flex;align-items:center;gap:14px}
.hero-dots{display:flex;gap:8px}
.hero-dots i{width:24px;height:3px;border-radius:2px;background:rgba(255,255,255,.3);cursor:pointer;transition:.25s}
.hero-dots i.on{width:40px;background:var(--cyan-400)}
.hero-arrow{width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);color:#fff;cursor:pointer;font-size:15px;line-height:1;display:grid;place-items:center;transition:.2s}
.hero-arrow:hover{background:rgba(255,255,255,.18)}

/* Hero 视觉：产品四宫格 / 对话 mock */
.hero-visual{position:relative;min-height:392px}
.mock{position:relative;border-radius:16px;background:rgba(255,255,255,.96);box-shadow:0 30px 70px rgba(4,12,24,.4);overflow:hidden;color:var(--text)}
.mock-bar{display:flex;align-items:center;gap:6px;padding:11px 14px;background:#f3f6fb;border-bottom:1px solid var(--gray-200)}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:#d7deea}
.mock-bar i:first-child{background:#ff6b5e}
.mock-bar i:nth-child(2){background:#ffbd2e}
.mock-bar i:nth-child(3){background:#28c93f}
.mock-bar span{margin-left:auto;font-size:11.5px;color:var(--gray-500)}
.mock-body{padding:16px}
.mock-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mock-cell{padding:13px;border:1px solid var(--gray-200);border-radius:11px;background:#fff;transition:.2s}
.mock-cell:hover{border-color:var(--blue-400);transform:translateY(-2px)}
.mock-cell b{display:block;font-size:14px;margin-bottom:3px}
.mock-cell span{font-size:12px;color:var(--gray-500);line-height:1.5}
.mock-cell i{display:inline-block;font-style:normal;font-size:11px;font-weight:600;color:var(--blue-600);background:var(--blue-050);border-radius:999px;padding:1px 8px;margin-bottom:8px}
.chip-float{position:absolute;left:-14px;bottom:34px;display:flex;align-items:center;gap:8px;padding:10px 15px;border-radius:12px;background:#fff;color:var(--navy-800);font-size:13px;font-weight:600;box-shadow:var(--shadow-l)}
.chip-float b{color:var(--blue-600);font-size:16px}

.chat-line{display:flex;margin-bottom:12px}
.chat-line.me{justify-content:flex-end}
.bubble{max-width:82%;padding:11px 14px;border-radius:14px;font-size:13.5px;line-height:1.65}
.chat-line.me .bubble{background:linear-gradient(135deg,var(--blue-600),var(--cyan-400));color:#fff;border-bottom-right-radius:4px}
.chat-line .bubble{background:var(--gray-100);color:var(--navy-800);border-bottom-left-radius:4px}
.hit{border:1px solid var(--gray-200);border-radius:11px;padding:11px 13px;margin-bottom:9px;background:#fff}
.hit b{display:flex;align-items:center;gap:8px;font-size:13.5px}
.hit b i{font-style:normal;font-size:10.5px;font-weight:700;color:#fff;background:var(--blue-600);border-radius:5px;padding:1px 6px}
.hit p{margin-top:5px;font-size:12px;color:var(--gray-500);line-height:1.6}
.hit-meta{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:7px;font-size:11.5px;color:var(--gray-500)}
.hit-meta span::before{content:"· ";color:var(--blue-400)}

/* ===== 四条路 cards ===== */
.roads{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.road{position:relative;display:flex;flex-direction:column;padding:26px 24px 24px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-l);transition:transform .22s,box-shadow .22s,border-color .22s}
.road:hover{transform:translateY(-5px);box-shadow:var(--shadow-l);border-color:transparent}
.road-tag{align-self:flex-start;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--blue-600);background:var(--blue-050);border-radius:999px;padding:4px 12px;margin-bottom:16px}
.road h3{font-size:var(--fs-h3)}
.road .road-name{font-size:13px;color:var(--gray-500);margin-top:4px}
.road p{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.8;flex:1}
.road ul{margin:16px 0 18px;display:grid;gap:8px}
.road ul li{position:relative;padding-left:20px;font-size:13.5px;color:var(--navy-700)}
.road ul li::before{content:"";position:absolute;left:2px;top:9px;width:9px;height:5px;border-left:1.8px solid var(--blue-500);border-bottom:1.8px solid var(--blue-500);transform:rotate(-45deg)}
.road .btn{align-self:flex-start}
.road.hot{background:linear-gradient(160deg,#0f2740,#0a1a2f 60%);border-color:transparent;color:#fff}
.road.hot .road-tag{background:rgba(74,179,255,.16);color:var(--cyan-400)}
.road.hot .road-name{color:rgba(255,255,255,.55)}
.road.hot p{color:rgba(255,255,255,.72)}
.road.hot ul li{color:rgba(255,255,255,.9)}
.road.hot ul li::before{border-color:var(--cyan-400)}
.road.hot .btn.outline{color:#fff;border-color:rgba(255,255,255,.42)}
.road.hot .btn.outline:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* ===== 数据墙 ===== */
.dw-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--gray-200);border:1px solid var(--gray-200);border-radius:var(--radius-l);overflow:hidden}
/* 紧凑变体：用于首屏右侧或窄栏内的数据格 */
.dw-grid.compact .dw-item{padding:18px 12px}
.dw-grid.compact .dw-num{font-size:23px}
.dw-grid.compact .dw-label{margin-top:4px;font-size:12.5px}
.dw-grid.compact .dw-note{display:none}
.dw-item{background:#fff;padding:34px 20px;text-align:center;transition:background .2s}
.dw-item:hover{background:var(--blue-050)}
.dw-num{font-size:var(--fs-num);font-weight:700;letter-spacing:-.02em;white-space:nowrap;background:linear-gradient(135deg,var(--blue-600),var(--cyan-400));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.15}
.dw-label{margin-top:8px;font-size:14.5px;font-weight:600;color:var(--navy-800)}
.dw-note{margin-top:5px;font-size:12px;color:var(--gray-500);line-height:1.55}
.dw-note.brackets::before{content:"（";color:var(--gray-300)}
.dw-note.brackets::after{content:"）";color:var(--gray-300)}

/* ===== 三段阶梯 ===== */
.ladder{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:end}
.ladder-step{position:relative;padding:28px 26px 26px;border-radius:var(--radius-l);background:#fff;border:1px solid var(--gray-200);transition:.22s}
.ladder-step:nth-child(1){min-height:230px}
.ladder-step:nth-child(2){min-height:262px}
.ladder-step:nth-child(3){min-height:294px}
.ladder-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-m)}
.ladder-step .idx{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--gray-300)}
.ladder-step h3{margin-top:10px;font-size:19px}
.ladder-step p{margin-top:11px;font-size:14px;color:var(--muted);line-height:1.8}
.ladder-links{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.ladder-links a{font-size:12.5px;font-weight:600;color:var(--blue-600);background:var(--blue-050);border-radius:999px;padding:4px 11px;transition:.18s}
.ladder-links a:hover{background:var(--blue-600);color:#fff}
.ladder-step.deep{background:linear-gradient(160deg,#0f2740,#0a1a2f);border-color:transparent;color:#fff}
.ladder-step.deep .idx{color:rgba(255,255,255,.35)}
.ladder-step.deep p{color:rgba(255,255,255,.72)}
.ladder-step.deep .ladder-links a{background:rgba(74,179,255,.16);color:var(--cyan-400)}
.ladder-step.deep .ladder-links a:hover{background:var(--cyan-400);color:var(--navy-800)}

/* ===== 实力三栏 ===== */
.strengths{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.strength{display:flex;flex-direction:column;padding:30px 26px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius-l);transition:.22s}
.strength:hover{background:rgba(255,255,255,.09);border-color:rgba(74,179,255,.5);transform:translateY(-4px)}
.strength .ico{width:42px;height:42px;border-radius:12px;background:rgba(74,179,255,.16);display:grid;place-items:center;margin-bottom:18px}
.strength .ico svg{width:22px;height:22px;stroke:var(--cyan-400);fill:none;stroke-width:1.7}
.strength h3{font-size:var(--fs-h3);color:#fff}
.strength .kicker{font-size:12.5px;letter-spacing:.1em;color:rgba(255,255,255,.45);margin-bottom:6px}
.strength p{margin-top:12px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);flex:1}
.strength-metrics{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 20px}
.strength-metrics i{font-style:normal;font-size:12.5px;font-weight:600;color:#fff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:3px 11px}
.strength .btn{align-self:flex-start}

/* ===== 提效三数 ===== */
.impact{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.impact-card{position:relative;padding:32px 28px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-l);box-shadow:var(--shadow-s);overflow:hidden}
.impact-card::after{content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;background:radial-gradient(circle,rgba(74,179,255,.16),transparent 70%)}
.impact-value{font-size:clamp(22px,2.4vw,29px);font-weight:700;letter-spacing:-.01em;background:linear-gradient(135deg,var(--blue-600),var(--cyan-400));-webkit-background-clip:text;background-clip:text;color:transparent}
.impact-label{margin-top:10px;font-size:15px;font-weight:600;color:var(--navy-800)}
.impact-note{margin-top:8px;font-size:13px;color:var(--gray-500);line-height:1.7}

/* ===== 案例 ===== */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{display:flex;flex-direction:column;padding:26px 24px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-l);transition:.22s}
.case:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:transparent}
.case .who{font-size:12px;font-weight:600;color:var(--blue-600);background:var(--blue-050);border-radius:999px;padding:3px 11px;align-self:flex-start}
.case h3{margin-top:14px;font-size:17px;line-height:1.5}
.case p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.8;flex:1}
.case .more{margin-top:16px;font-size:13.5px;font-weight:600;color:var(--blue-600)}

/* ===== 分线联系 ===== */
.lines{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:34px}
.line{padding:24px 22px;background:#fff;border:1px solid var(--gray-200);border-left:3px solid var(--blue-500);border-radius:var(--radius-m);transition:.2s}
.line:hover{box-shadow:var(--shadow-m)}
.line.l2{border-left-color:var(--cyan-400)}
.line.l3{border-left-color:var(--gold-500)}
.line h3{font-size:16px}
.line .scope{margin-top:7px;font-size:13px;color:var(--gray-500);line-height:1.7}
.line .role{margin-top:14px;font-size:12.5px;color:var(--muted)}
.line .tels{display:flex;flex-wrap:wrap;gap:8px;margin-top:7px}
.line .tels a{font-size:15px;font-weight:700;color:var(--navy-800);letter-spacing:.01em;transition:.18s}
.line .tels a:hover{color:var(--blue-600)}

/* 留资卡 */
.lead-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center;padding:38px;border-radius:var(--radius-l);background:linear-gradient(150deg,#0f2740,#0a1a2f 65%);color:#fff;box-shadow:var(--shadow-l)}
.lead-card h3{font-size:22px;line-height:1.5}
.lead-card .sub{margin-top:12px;font-size:14px;color:rgba(255,255,255,.7);line-height:1.85}
.lead-card ul{margin-top:18px;display:grid;gap:9px}
.lead-card ul li{position:relative;padding-left:20px;font-size:13.5px;color:rgba(255,255,255,.82)}
.lead-card ul li::before{content:"";position:absolute;left:2px;top:9px;width:9px;height:5px;border-left:1.7px solid var(--cyan-400);border-bottom:1.7px solid var(--cyan-400);transform:rotate(-45deg)}
.lead-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lead-form .full{grid-column:1/-1}
.lead-form input:not([type=checkbox]),.lead-form textarea{width:100%;padding:13px 15px;border-radius:11px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;font-size:14px;font-family:inherit;transition:.2s}
.lead-form input::placeholder,.lead-form textarea::placeholder{color:rgba(255,255,255,.5)}
.lead-form input:not([type=checkbox]):focus,.lead-form textarea:focus{outline:none;border-color:var(--cyan-400);background:rgba(255,255,255,.12)}
.lead-form textarea{resize:vertical;min-height:78px}
.lead-form .act{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.lead-form .tip{font-size:12px;color:rgba(255,255,255,.5)}
.form-ok{grid-column:1/-1;font-size:13.5px;color:var(--cyan-400);display:none}
.form-ok.on{display:block}
.form-ok.err{color:var(--red-500)}
.consult-r .form-ok{color:var(--cyan-400)}

/* 表单扩展控件：咨询方向下拉、需求描述、隐私勾选 */
.consult-form select,.consult-form input:not([type=checkbox]),.consult-form textarea,
.lead-form select,.lead-form input:not([type=checkbox]),.lead-form textarea{
  width:100%;padding:12px 14px;border-radius:10px;font-size:14px;font-family:inherit;transition:.2s}
.consult-form select{border:1px solid var(--gray-200);background:var(--gray-50) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2355657a' stroke-width='1.8' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 14px center;
  -webkit-appearance:none;appearance:none;color:var(--text);font-weight:600;padding-right:36px}
.consult-form select:focus{outline:none;border-color:var(--blue-500);background-color:#fff}
.consult-form textarea{border:1px solid var(--gray-200);background:var(--gray-50);color:var(--text);resize:vertical;min-height:76px;line-height:1.7}
.consult-form textarea::placeholder{color:var(--gray-500)}
.consult-form textarea:focus{outline:none;border-color:var(--blue-500);background:#fff}
.agree{display:flex;align-items:flex-start;gap:9px;font-size:12.5px;line-height:1.65;color:var(--gray-500);cursor:pointer;user-select:none}
.agree input{width:16px;height:16px;margin:2px 0 0;flex-shrink:0;accent-color:var(--blue-600);cursor:pointer}
.agree b{font-weight:600;color:var(--blue-600)}
.lead-form .agree{color:rgba(255,255,255,.62)}
.lead-form .agree b{color:var(--cyan-400)}
.sticky-bar .agree{margin-top:5px;justify-content:flex-end;font-size:11.5px;color:rgba(255,255,255,.55)}
.sticky-bar .agree b{color:var(--cyan-400)}
.sticky-bar .agree input{width:14px;height:14px;margin-top:1px}
.sticky-bar .form-ok{font-size:12px}
.lead-form select{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;-webkit-appearance:none;appearance:none;font-weight:600}
.lead-form select option{color:var(--text)}

/* ===== 页脚 ===== */
.site-footer{background:#071425;color:rgba(255,255,255,.72);padding:60px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:32px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-sub{border-left-color:rgba(255,255,255,.18);color:rgba(255,255,255,.5)}
.footer-desc{margin-top:16px;font-size:13px;line-height:1.85;color:rgba(255,255,255,.55);max-width:280px}
.footer-qr{margin-top:18px;display:flex;align-items:center;gap:12px;font-size:12.5px;color:rgba(255,255,255,.5)}
.footer-qr img{width:74px;height:74px;border-radius:8px;background:#fff;padding:4px}
.footer-title{font-size:13px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:14px}
.footer-col a{display:block;padding:5px 0;font-size:13.5px;color:rgba(255,255,255,.62);transition:.18s}
.footer-col a:hover{color:var(--cyan-400);transform:translateX(2px)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:rgba(255,255,255,.55)}
.footer-bottom a:hover{color:var(--cyan-400)}
.footer-legal{margin-left:auto;display:flex;gap:14px}
.footer-legal-note{opacity:.45;font-size:12px}
.footer-sep{opacity:.4}

/* ===== 悬浮 ===== */
.fab{position:fixed;right:18px;bottom:32px;z-index:900;display:grid;gap:9px;opacity:0;transform:translateY(12px);pointer-events:none;transition:.3s}
.fab.on{opacity:1;transform:none;pointer-events:auto}
.fab a,.fab button{display:flex;align-items:center;gap:9px;padding:10px 15px 10px 12px;border:1px solid var(--gray-200);background:#fff;border-radius:999px;box-shadow:var(--shadow-m);font-size:13.5px;font-weight:600;color:var(--navy-800);cursor:pointer;transition:.2s}
.fab a:hover,.fab button:hover{color:var(--blue-600);border-color:var(--blue-400);transform:translateX(-2px)}
.fab .dot{width:22px;height:22px;border-radius:50%;background:var(--blue-050);color:var(--blue-600);display:grid;place-items:center;font-size:12px;font-weight:700}

.sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:880;background:rgba(10,26,47,.96);backdrop-filter:blur(10px);color:#fff;transform:translateY(100%);transition:transform .35s}
.sticky-bar.on{transform:none}
.sticky-inner{max-width:var(--maxw);margin:0 auto;padding:13px 24px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.sticky-text{font-size:15px;font-weight:600}
.sticky-text em{font-style:normal;color:var(--cyan-400)}
.sticky-form{display:flex;gap:10px;margin-left:auto;flex-wrap:wrap}
.sticky-form input{width:190px;padding:10px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;font-size:14px}
.sticky-form input::placeholder{color:rgba(255,255,255,.5)}
.sticky-close{width:30px;height:30px;border-radius:50%;border:1px solid rgba(255,255,255,.22);background:transparent;color:#fff;font-size:16px;line-height:1;cursor:pointer}
.sticky-close:hover{background:rgba(255,255,255,.12)}

/* ===== 弹窗 ===== */
.modal{position:fixed;inset:0;z-index:1100;display:none;padding:20px;background:rgba(6,15,28,.62);backdrop-filter:blur(4px);overflow-y:auto}
.modal.show{display:flex;align-items:center;justify-content:center}
.modal-dialog{position:relative;width:100%;max-width:820px;background:#fff;border-radius:var(--radius-l);box-shadow:0 40px 90px rgba(4,12,24,.45);overflow:hidden;animation:pop .28s ease both}
@keyframes pop{from{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:none}}
.modal-x{position:absolute;right:14px;top:14px;width:32px;height:32px;border:0;border-radius:50%;background:var(--gray-100);color:var(--gray-600);font-size:18px;line-height:1;cursor:pointer;z-index:2}
.modal-x:hover{background:var(--gray-200);color:var(--navy-800)}
.consult{display:grid;grid-template-columns:1.25fr .75fr}
.consult-l{padding:34px 32px}
.modal-kicker{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--blue-600)}
.modal-title{margin-top:9px;font-size:21px;line-height:1.45}
.modal-sub{margin-top:9px;font-size:13.5px;color:var(--gray-500);line-height:1.8}
.consult-form{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:22px}
.consult-form input:not([type=checkbox]){width:100%;padding:12px 14px;border:1px solid var(--gray-200);border-radius:10px;font-size:14px;font-family:inherit;color:var(--text);background:var(--gray-50);transition:.2s}
.consult-form input:not([type=checkbox]):focus{outline:none;border-color:var(--blue-500);background:#fff}
.consult-form .full{grid-column:1/-1}
.consult-form .act{grid-column:1/-1;display:flex;gap:12px;align-items:center;margin-top:4px}
.consult-r{padding:34px 28px;background:linear-gradient(160deg,#0f2740,#0a1a2f);color:#fff;text-align:center}
.qr-title{font-size:14px;font-weight:600}
.qr-card{margin:16px auto 0;width:158px;padding:10px;background:#fff;border-radius:14px}
.qr-card img{width:100%;height:auto}
.qr-note{margin-top:12px;font-size:13px;color:rgba(255,255,255,.82)}
.qr-desc{margin-top:6px;font-size:12px;line-height:1.7;color:rgba(255,255,255,.55)}
.qr-tel{display:block;margin-top:16px;font-size:13.5px;font-weight:600;color:var(--cyan-400)}
.line-pills{display:flex;flex-wrap:wrap;gap:7px;justify-content:center;margin-top:14px}
.line-pills span{font-size:11.5px;color:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:2px 9px}

/* 弹窗内分线联系人（卡片式） */
.m-lines{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);text-align:left;display:grid;gap:10px}
.m-line{padding:11px 13px;border-radius:11px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-left:2px solid var(--blue-400);transition:background .18s,border-color .18s}
.m-line:hover{background:rgba(255,255,255,.09);border-left-color:var(--cyan-400)}
.m-line:nth-child(2){border-left-color:var(--cyan-400)}
.m-line:nth-child(3){border-left-color:var(--gold-500)}
.m-line-hd{display:flex;align-items:baseline;justify-content:space-between;gap:8px}
.m-line-hd b{font-size:12.5px;font-weight:700;color:#fff;letter-spacing:.02em}
.m-role{font-style:normal;font-size:11px;color:rgba(255,255,255,.45)}
.m-phones{display:flex;flex-wrap:wrap;gap:3px 12px;margin-top:5px}
.m-phones a{font-size:14px;font-weight:700;color:var(--cyan-400);letter-spacing:.02em;font-variant-numeric:tabular-nums}
.m-phones a:hover{text-decoration:underline}
.m-line-scope{margin-top:5px;font-size:11.5px;line-height:1.6;color:rgba(255,255,255,.48)}
.consult-r .qr-tel{margin-top:14px;padding-top:12px;border-top:1px dashed rgba(255,255,255,.16);color:rgba(255,255,255,.55);font-weight:400;font-size:12px;line-height:1.7;text-align:center}
.consult-r .qr-tel a{color:var(--cyan-400);font-weight:700}
.modal-x-inline{border:0;background:transparent;cursor:pointer}

/* ===== 数据墙 5 列（首页） ===== */
.dw-grid.five{grid-template-columns:repeat(5,1fr)}
@media (max-width:1024px){.dw-grid.five{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){.dw-grid.five{grid-template-columns:repeat(2,1fr)}.dw-grid.five .dw-item:last-child{grid-column:span 2}}

/* ===== 子页通用组件 ===== */
/* 悬停出二维码：文字链触发 + 卡片弹层 */
.qr-hover{position:relative;display:inline-flex;align-items:center}
.qr-link{display:inline-flex;align-items:center;gap:7px;padding:8px 2px;border:0;background:none;cursor:pointer;
  font-family:inherit;font-size:14.5px;font-weight:600;color:var(--cyan-400);line-height:1.2;
  border-bottom:1px solid transparent;transition:color .18s,border-color .18s}
.qr-link:hover,.qr-link:focus-visible{color:#8fd0ff;border-bottom-color:currentColor}
.qr-link svg{width:15px;height:15px;fill:currentColor;flex-shrink:0}
.qr-pop{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(6px);z-index:40;
  width:206px;padding:16px 16px 15px;background:#fff;border:1px solid rgba(255,255,255,.14);border-radius:14px;
  box-shadow:0 24px 60px rgba(3,10,20,.45);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s;text-align:center;color:var(--text)}
.qr-pop .h{display:block;font-size:14px;font-weight:700;color:var(--navy-800);letter-spacing:.01em}
.qr-pop .qr-frame{display:block;margin:11px 0 0;padding:8px;border:1px solid var(--gray-100);border-radius:11px;background:#fff}
.qr-pop img{display:block;width:100%;height:auto;border-radius:7px}
.qr-pop .d{display:block;margin-top:10px;font-size:12px;font-style:normal;color:var(--gray-500);letter-spacing:.02em}
.qr-hover:hover > .qr-pop,.qr-hover:focus-within > .qr-pop,.qr-hover.open > .qr-pop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}

/* 子页首屏 */
main>.crumb{margin-top:var(--nav-h)}
main>.crumb+.phero{margin-top:0}
.crumb{background:#fff;border-bottom:1px solid var(--line);padding:11px 0;font-size:13px;color:var(--gray-500)}
.crumb a{color:var(--gray-500)}
.crumb a:hover{color:var(--blue-600)}
.crumb span{margin:0 9px;color:var(--gray-300)}
.crumb b{color:var(--navy-800);font-weight:600}
.phero{position:relative;margin-top:var(--nav-h);padding:64px 0 70px;color:#fff;overflow:visible;
  background:radial-gradient(760px 420px at 82% 8%,rgba(74,179,255,.26),transparent 62%),linear-gradient(160deg,#0f2740,#0a1a2f 62%,#081527)}
.phero::after{content:"";position:absolute;inset:0;opacity:.13;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.35) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.35) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(760px 420px at 78% 20%,#000 10%,transparent 72%);-webkit-mask-image:radial-gradient(760px 420px at 78% 20%,#000 10%,transparent 72%)}
.phero .container{position:relative;z-index:2}
.phero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center}
.phero h1{font-size:clamp(28px,3.8vw,44px);line-height:1.24;letter-spacing:-.02em}
.phero h1 em{font-style:normal;color:var(--cyan-400)}
.phero .sub{margin-top:18px;font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.78);max-width:600px}
.phero .btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.phero .metrics{display:flex;flex-wrap:wrap;gap:10px 30px;margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14)}
.phero .metrics div{display:flex;flex-direction:column}
.phero .metrics b{font-size:20px}
.phero .metrics span{font-size:12.5px;color:rgba(255,255,255,.6)}
@media (max-width:1024px){.phero-grid{grid-template-columns:1fr;gap:34px}}

/* 编号能力卡 */
.cap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.cap-grid.three{grid-template-columns:repeat(3,1fr)}
.cap{position:relative;padding:26px 24px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-l);transition:.22s}
.cap:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:transparent}
.cap .no{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--gray-300)}
.cap h3{margin-top:8px;font-size:18px}
.cap p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.85}
.cap .use{margin-top:12px;padding-top:12px;border-top:1px dashed var(--gray-200);font-size:13px;color:var(--gray-600)}
.cap .use b{color:var(--navy-800);font-weight:600}
@media (max-width:1024px){.cap-grid,.cap-grid.three{grid-template-columns:1fr}}

/* 标签 / 字段行 */
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.tags i{font-style:normal;font-size:12px;color:var(--navy-700);background:var(--gray-100);border-radius:6px;padding:3px 9px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pills i{font-style:normal;font-size:12.5px;font-weight:600;color:var(--blue-600);background:var(--blue-050);border-radius:999px;padding:4px 12px}

/* 表格 */
.tbl-wrap{overflow-x:auto;border:1px solid var(--gray-200);border-radius:var(--radius-m);background:#fff}
table.tbl{width:100%;border-collapse:collapse;font-size:14px;min-width:640px}
table.tbl th,table.tbl td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--gray-100);vertical-align:top;line-height:1.7}
table.tbl th{background:var(--gray-50);font-size:13px;font-weight:700;color:var(--navy-800);white-space:nowrap}
table.tbl tr:last-child td{border-bottom:0}
table.tbl td b{color:var(--navy-800)}
table.tbl .good{color:var(--blue-600);font-weight:600}
table.tbl .dim{color:var(--gray-500)}
/* 权益对比：勾选与不支持 */
.ck{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:6px;font-size:13px;font-weight:700;line-height:1;vertical-align:middle}
.ck.y{background:rgba(40,201,63,.12);color:#1a9b3c}
.ck.n{background:rgba(217,72,59,.1);color:#c33}
.ck.d{color:var(--gray-300);font-size:15px}
table.tbl.benefits{min-width:760px}
table.tbl.benefits th,table.tbl.benefits td{vertical-align:middle;height:46px}
table.tbl.benefits td:first-child{white-space:nowrap;color:var(--gray-500);font-size:13px;width:132px}
table.tbl.benefits td:nth-child(2){color:var(--navy-700)}
table.tbl.benefits td:nth-child(3),table.tbl.benefits td:nth-child(4),table.tbl.benefits td:nth-child(5){text-align:center}
table.tbl.benefits th:nth-child(n+3){text-align:center}
table.tbl.benefits tr.grp td{background:var(--gray-50);font-weight:700;color:var(--navy-800);font-size:13px;letter-spacing:.02em}
/* 价格表 */
table.tbl.price td{white-space:nowrap}
table.tbl.price .p{font-weight:700;color:var(--navy-800)}
table.tbl.price .sep{color:var(--gray-300);margin:0 6px}
.tier .price-line{margin:14px 0 2px;font-size:13px;color:var(--gray-500)}
.tier .price-line b{display:block;font-size:24px;color:var(--navy-800);letter-spacing:-.01em;margin-top:2px}
.tier .price-line b span{font-size:13px;font-weight:500;color:var(--gray-500);margin-left:4px}

/* 步骤流程 */
.steps{display:grid;gap:14px}
.steps.n4{grid-template-columns:repeat(4,1fr)}
.steps.n5{grid-template-columns:repeat(5,1fr)}
.steps.n6{grid-template-columns:repeat(3,1fr)}
.step{position:relative;padding:22px 20px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-m)}
.step .n{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--blue-600),var(--cyan-400));color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center;margin-bottom:12px}
.step h3{font-size:15.5px}
.step p{margin-top:7px;font-size:13.5px;color:var(--muted);line-height:1.75}
@media (max-width:1024px){.steps.n4,.steps.n5{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.steps.n4,.steps.n5,.steps.n6{grid-template-columns:1fr}}

/* 横向流程条 */
.flow{display:flex;flex-wrap:wrap;gap:10px;align-items:stretch;margin-top:8px}
.flow .node{flex:1 1 150px;position:relative;padding:16px 18px;border-radius:var(--radius-m);background:#fff;border:1px solid var(--gray-200)}
.flow .node b{display:block;font-size:14.5px}
.flow .node span{display:block;margin-top:5px;font-size:12.5px;color:var(--gray-500);line-height:1.6}
.flow .node .n{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--gray-300)}

/* FAQ */
.faq{display:grid;gap:10px}
.faq details{background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-m);padding:0 20px;transition:.2s}
.faq details[open]{border-color:var(--blue-400);box-shadow:var(--shadow-s)}
.faq summary{list-style:none;cursor:pointer;padding:17px 34px 17px 0;font-size:15.5px;font-weight:600;position:relative;color:var(--navy-800)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:2px;top:50%;transform:translateY(-50%);font-size:20px;font-weight:400;color:var(--blue-600);transition:.2s}
.faq details[open] summary::after{content:"−"}
.faq .a{padding:0 0 18px;font-size:14px;color:var(--muted);line-height:1.9;border-top:1px dashed var(--gray-200);margin-top:-2px;padding-top:14px}

/* 双列图文 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split.r{grid-template-columns:1.1fr .9fr}
@media (max-width:1024px){.split,.split.r{grid-template-columns:1fr;gap:26px}}

/* 代码卡 */
.code{border-radius:var(--radius-m);overflow:hidden;background:#0c1e33;border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow-l)}
.code .bar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:rgba(255,255,255,.05)}
.code .bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.22)}
.code .bar span{margin-left:auto;font-size:11.5px;color:rgba(255,255,255,.5)}
.code pre{margin:0;padding:18px;font-size:12.8px;line-height:1.85;color:#cfe1f7;overflow-x:auto;font-family:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace}
.code pre b{color:var(--cyan-400);font-weight:600}
.code pre em{color:#8fb3d9;font-style:normal}

/* 检查清单 */
.checks{display:grid;gap:10px;margin-top:6px}
.checks li{position:relative;padding-left:26px;font-size:14.5px;color:var(--navy-700);line-height:1.75}
.checks li::before{content:"";position:absolute;left:3px;top:8px;width:10px;height:5px;border-left:2px solid var(--blue-500);border-bottom:2px solid var(--blue-500);transform:rotate(-45deg)}
.checks.warn li::before{border-color:var(--red-500);transform:none;width:9px;height:9px;border:0;background:var(--red-500);border-radius:2px;top:9px}
.checks li b{color:var(--navy-800)}

/* 三档卡 */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tier{display:flex;flex-direction:column;padding:28px 24px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-l);transition:.22s}
.tier:hover{transform:translateY(-4px);box-shadow:var(--shadow-m)}
.tier.rec{border-color:var(--blue-500);box-shadow:0 16px 40px rgba(30,94,255,.14)}
.tier .who{font-size:12px;font-weight:700;color:var(--blue-600);background:var(--blue-050);border-radius:999px;padding:3px 11px;align-self:flex-start}
.tier h3{margin-top:14px;font-size:19px}
.tier .one{margin-top:8px;font-size:13.5px;color:var(--gray-500)}
.tier ul{margin:16px 0 18px;display:grid;gap:9px}
.tier ul li{position:relative;padding-left:22px;font-size:13.5px;color:var(--navy-700);line-height:1.7}
.tier ul li::before{content:"";position:absolute;left:2px;top:8px;width:9px;height:5px;border-left:1.8px solid var(--blue-500);border-bottom:1.8px solid var(--blue-500);transform:rotate(-45deg)}
.tier ul li.no{color:var(--gray-500)}
.tier ul li.no::before{border-color:var(--gray-300);transform:rotate(45deg) translateY(3px)}
.tier .btn{margin-top:auto;align-self:flex-start}
@media (max-width:1024px){.tiers{grid-template-columns:1fr}}

/* 四段案例卡 */
.case4{display:flex;flex-direction:column;padding:26px 24px;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-l);transition:.22s}
.case4:hover{transform:translateY(-4px);box-shadow:var(--shadow-m)}
.case4 .hd{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.case4 .who{font-size:12px;font-weight:600;color:var(--blue-600);background:var(--blue-050);border-radius:999px;padding:3px 11px}
.case4 .via{font-size:12px;color:var(--gray-500)}
.case4 h3{margin-top:12px;font-size:17px;line-height:1.55}
.case4 dl{margin:14px 0 0;display:grid;gap:9px}
.case4 dt{float:left;width:64px;font-size:12.5px;font-weight:700;color:var(--gray-500)}
.case4 dd{margin-left:72px;font-size:13.5px;color:var(--muted);line-height:1.75}
.case4 dd.res{color:var(--navy-800);font-weight:600}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media (max-width:1024px){.grid3{grid-template-columns:1fr 1fr}.tiers{grid-template-columns:1fr}}
@media (max-width:640px){.grid3,.grid2{grid-template-columns:1fr}}

/* 筛选标签 */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 22px}
.filters .fl{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--gray-500);align-self:center;margin-right:4px}
.filters button{font-size:13.5px;font-weight:500;color:var(--navy-700);background:#fff;border:1px solid var(--gray-200);border-radius:999px;padding:7px 15px;cursor:pointer;transition:.18s}
.filters button:hover{border-color:var(--blue-400);color:var(--blue-600)}
.filters button.on{background:var(--navy-800);border-color:var(--navy-800);color:#fff}

/* 相关页互链 */
.xlinks{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px}
.xlinks a{display:flex;flex-direction:column;gap:4px;padding:18px 20px;border:1px solid var(--gray-200);border-radius:var(--radius-m);background:#fff;transition:.2s}
.xlinks a:hover{border-color:var(--blue-400);transform:translateY(-2px);box-shadow:var(--shadow-s)}
.xlinks b{font-size:15px;color:var(--navy-800)}
.xlinks span{font-size:12.5px;color:var(--gray-500)}
@media (max-width:1024px){.xlinks{grid-template-columns:1fr}}

/* 提示条 */
.note{margin-top:18px;padding:14px 18px;border-left:3px solid var(--gold-500);background:#fffaf0;border-radius:0 var(--radius-s) var(--radius-s) 0;font-size:13.5px;color:#6b5220;line-height:1.8}
.note.blue{border-left-color:var(--blue-500);background:var(--blue-050);color:var(--navy-700)}
.note.red{border-left-color:var(--red-500);background:#fdf3f2;color:#7d3a34}

/* 时间轴（关于我们） */
.tl{position:relative;padding-left:26px}
.tl::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--blue-500),var(--cyan-400),transparent)}
.tl-item{position:relative;padding:0 0 26px}
.tl-item::before{content:"";position:absolute;left:-24px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:2.5px solid var(--blue-500)}
.tl-item b{font-size:15px;color:var(--blue-600);letter-spacing:.02em}
.tl-item h3{margin-top:2px;font-size:16.5px}
.tl-item p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.8}

/* 手风琴岗位 */
.jobs{display:grid;gap:10px}
.jobs details{border:1px solid var(--gray-200);border-radius:var(--radius-m);background:#fff;padding:0 20px}
.jobs summary{list-style:none;cursor:pointer;padding:16px 30px 16px 0;font-weight:600;font-size:15.5px;position:relative}
.jobs summary::-webkit-details-marker{display:none}
.jobs summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:19px;color:var(--blue-600)}
.jobs details[open] summary::after{content:"−"}
.jobs .a{padding:0 0 16px;font-size:14px;color:var(--muted);line-height:1.85;border-top:1px dashed var(--gray-200);padding-top:12px}

/* 资质卡 */
.honors{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.honors div{padding:20px 18px;border:1px dashed var(--gray-300);border-radius:var(--radius-m);text-align:center;font-size:14px;font-weight:600;color:var(--navy-700);background:var(--gray-50)}
.honors div span{display:block;margin-top:6px;font-size:12px;font-weight:400;color:var(--gray-500)}
@media (max-width:1024px){.honors{grid-template-columns:repeat(2,1fr)}}

/* 居中金句 */
.quote{margin:34px auto 0;max-width:820px;text-align:center;font-size:clamp(17px,2vw,22px);line-height:1.75;font-weight:600;color:var(--navy-800)}
.quote::before{content:"“";color:var(--blue-400);margin-right:4px}
.quote::after{content:"”";color:var(--blue-400);margin-left:4px}
.navy .quote{color:#fff}

/* 子页内的暗色小节 */
.section.navy .cap,.section.navy .step,.section.navy .faq details,.section.navy .tbl-wrap{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.13);color:rgba(255,255,255,.8)}
.section.navy table.tbl th{background:rgba(255,255,255,.09);color:#fff}
.section.navy table.tbl td{border-bottom-color:rgba(255,255,255,.09);color:rgba(255,255,255,.78)}
.section.navy table.tbl td b{color:#fff}
.section.navy table.tbl .dim{color:rgba(255,255,255,.45)}
.section.navy .cap h3,.section.navy .step h3,.section.navy .faq summary{color:#fff}
.section.navy .cap p,.section.navy .step p,.section.navy .faq .a{color:rgba(255,255,255,.72)}
.section.navy .cap .no{color:rgba(255,255,255,.35)}
.section.navy .step .n{background:rgba(74,179,255,.2);color:var(--cyan-400)}
@media (max-width:1180px){
  .nav-menu{gap:0}
  .nav-link{padding:9px 10px;font-size:14px}
  .brand-sub{display:none}
  .dw-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1024px){
  :root{--nav-h:62px}
  .nav-menu,.nav-actions .nav-login,.nav-actions .btn{display:none}
  .hamburger{display:block;margin-left:auto}
  .nav-inner{gap:12px}
  .hero-slide{grid-template-columns:1fr;gap:40px;padding:56px 0 96px}
  .hero-visual{min-height:auto}
  .roads{grid-template-columns:repeat(2,1fr)}
  .ladder{grid-template-columns:1fr;align-items:stretch}
  .ladder-step:nth-child(n){min-height:auto}
  .strengths,.impact,.cases,.lines{grid-template-columns:1fr}
  .lead-card,.consult{grid-template-columns:1fr}
  .consult-r{padding-bottom:34px}
  .section{padding:64px 0}
  .fab{right:12px;bottom:20px}
}
@media (max-width:640px){
  :root{--fs-h1:31px;--fs-h2:23px}
  .container{padding:0 18px}
  .section{padding:52px 0}
  .roads{grid-template-columns:1fr}
  .dw-grid{grid-template-columns:repeat(2,1fr)}
  .dw-item{padding:24px 14px}
  .lead-form{grid-template-columns:1fr}
  .lead-card{padding:26px 22px}
  .consult-l{padding:26px 22px}
  .consult-form{grid-template-columns:1fr}
  .hero-ctrl{right:18px;bottom:18px}
  .hero-btns .btn{flex:1 1 auto}
  .sticky-inner{padding:11px 18px;gap:10px}
  .sticky-text{font-size:13.5px}
  .sticky-form{margin-left:0;width:100%}
  .sticky-form input{flex:1;width:auto;min-width:0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .footer-legal{margin-left:0}
  .fab a span.lbl,.fab button span.lbl{display:none}
  .fab a,.fab button{padding:11px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}