/* =========================================================
   启杭诚会 · 官网样式表
   配色体系：取自公司 Logo —— 深海蓝 #003072 / 品牌蓝 #007AC3
              / 青蓝 #00A0C0 / 金点 #E8B65A
   企业微信生态服务商 / B2B 服务型官网
   ========================================================= */

:root{
  /* —— 品牌色板（Logo 取样）—— */
  --navy:#001D59;          /* 中文标准字深藏青，用于正文标题 */
  --navy-deep:#00113A;     /* 图形最深色，用于深底 */
  --brand:#003072;         /* Logo 主蓝 */
  --brand-2:#007AC3;       /* Logo 亮蓝 */
  --accent:#0084CE;        /* 主交互色（按钮/链接） */
  --accent-ink:#005FA6;    /* 浅底可读的深一档蓝 */
  --accent-soft:#EAF3FB;   /* 浅蓝底 */
  --teal:#00A0C0;          /* Logo 青蓝 */
  --teal-ink:#00819B;      /* 深色区块上的高亮青（对比度达标） */
  --gold:#E8B65A;          /* Logo 金色节点 */
  --gold-ink:#B9862B;      /* 浅底可读金 */

  /* —— 中性色 —— */
  --ink:#0D1B33;
  --ink-2:#4A5C74;
  --ink-3:#8494A8;
  --line:#DFE7F0;
  --line-2:#EDF2F8;
  --bg:#FFFFFF;
  --bg-soft:#F4F7FB;
  --bg-deep:#061529;

  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(0,29,89,.05), 0 4px 12px -6px rgba(0,29,89,.10);
  --shadow-md:0 2px 6px rgba(0,29,89,.06), 0 18px 40px -24px rgba(0,29,89,.35);
  --grad:linear-gradient(96deg,var(--brand) 0%,var(--brand-2) 62%,var(--teal) 100%);
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.32;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
::selection{background:var(--brand-2);color:#fff;}

/* ---------- 布局工具 ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section.soft{background:var(--bg-soft);}
.section.deep{
  background-color:var(--bg-deep);
  background-image:
    radial-gradient(860px 440px at 88% -6%, rgba(0,160,192,.20), transparent 66%),
    radial-gradient(680px 380px at 6% 108%, rgba(0,48,114,.55), transparent 66%);
  color:#fff;
}
.center{text-align:center;}
.mt-s{margin-top:12px;}
.mt-m{margin-top:24px;}
.mt-l{margin-top:40px;}

/* ---------- 标题组 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-ink);margin-bottom:18px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--grad);border-radius:2px;}
.section-title{font-size:clamp(25px,3.1vw,36px);margin-bottom:16px;color:var(--navy);}
.section-lead{font-size:16.5px;color:var(--ink-2);max-width:720px;line-height:1.8;}
.center .section-lead{margin-left:auto;margin-right:auto;}
.deep .section-title{color:#fff;}
.deep .section-lead{color:rgba(255,255,255,.76);}
.deep .eyebrow{color:var(--teal-ink);}
.deep .eyebrow::before{background:linear-gradient(90deg,var(--teal),var(--gold));}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:8px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .25s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);color:#fff;
  box-shadow:0 10px 22px -12px rgba(0,48,114,.85);
  background-image:linear-gradient(96deg,var(--brand),var(--brand-2));
}
.btn-primary:hover{
  background-image:linear-gradient(96deg,#002A66,#0069AC);
  transform:translateY(-1px);
  box-shadow:0 16px 30px -14px rgba(0,122,195,.9);
}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-ink);background:#fff;}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{background:#E8F2FB;}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.38);}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1);}
.btn-sm{padding:9px 18px;font-size:14px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s;
}
.site-header.scrolled{box-shadow:0 6px 24px -18px rgba(0,29,89,.55);}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-row{display:flex;align-items:center;gap:14px;flex:0 0 auto;min-width:0;}
.logo-badge{display:block;line-height:0;flex:0 0 auto;}
.logo-badge img{display:block;width:165px;height:30px;}
.logo-mark{
  width:38px;height:38px;flex:0 0 auto;display:block;
  background-image:url("../img/logo-mark.png");
  background-size:contain;background-repeat:no-repeat;background-position:center;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18;}
.logo-text b{font-size:17px;letter-spacing:.06em;color:var(--navy);}
.logo-text span{font-size:9.5px;color:var(--ink-3);letter-spacing:.16em;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:flex-end;}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:7px;font-size:14.5px;font-weight:500;
  color:var(--ink-2);transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--navy);background:var(--bg-soft);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--grad);border-radius:2px;
}
.nav-cta{margin-left:12px;flex:0 0 auto;}
.nav-cta-mobile{display:none;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:9px;
  background:#fff;cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:17px;height:1.6px;background:var(--ink);border-radius:2px;position:relative;transition:.25s;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:17px;height:1.6px;background:var(--ink);border-radius:2px;transition:.25s;
}
.nav-toggle span::before{top:-5.5px;}
.nav-toggle span::after{top:5.5px;}
.nav-toggle.open span{background:transparent;}
.nav-toggle.open span::before{top:0;transform:rotate(45deg);}
.nav-toggle.open span::after{top:0;transform:rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(880px 520px at 82% -14%, rgba(0,122,195,.42), transparent 62%),
    radial-gradient(620px 420px at 2% 108%, rgba(0,160,192,.24), transparent 64%),
    linear-gradient(158deg,#001D59 0%,#001138 58%,#000B24 100%);
  color:#fff;
  padding:104px 0 96px;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 30%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 30%,transparent 78%);
}
/* 右下角品牌光弧，呼应 Logo 轨道 */
.hero::after{
  content:"";position:absolute;right:-180px;bottom:-260px;width:640px;height:640px;border-radius:50%;
  border:1px solid rgba(0,160,192,.28);box-shadow:inset 0 0 120px rgba(0,122,195,.16);
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:rgba(255,255,255,.92);margin-bottom:26px;
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(232,182,90,.2);}
.hero h1{font-size:clamp(32px,4.4vw,54px);line-height:1.22;letter-spacing:-.025em;margin-bottom:24px;}
.hero h1 em{
  font-style:normal;white-space:nowrap;
  background:linear-gradient(96deg,#4FB6EE 0%,#5FD3E8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17.5px;line-height:1.85;color:rgba(255,255,255,.76);max-width:600px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px;}
.hero-note{margin-top:28px;font-size:13px;color:rgba(255,255,255,.52);display:flex;gap:20px;flex-wrap:wrap;}
.hero-note span{display:flex;align-items:center;gap:7px;}
.hero-note span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--teal);}

/* Hero 右侧面板 */
.hero-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:22px;
  backdrop-filter:blur(10px);
  box-shadow:0 40px 80px -50px rgba(0,0,0,.95);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.panel-head b{font-size:14px;font-weight:600;color:rgba(255,255,255,.94);}
.panel-head span{font-size:11.5px;color:rgba(255,255,255,.45);letter-spacing:.06em;}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:13px 0;border-top:1px solid rgba(255,255,255,.09);font-size:13.5px;
}
.panel-row:first-of-type{border-top:0;}
.panel-row .k{color:rgba(255,255,255,.66);display:flex;align-items:center;gap:10px;}
.panel-row .k i{
  width:26px;height:26px;border-radius:7px;display:grid;place-items:center;
  background:rgba(0,160,192,.2);color:#7BD8E8;font-size:11.5px;font-style:normal;font-weight:700;
}
.panel-row .v{font-weight:600;color:#fff;font-variant-numeric:tabular-nums;}
.panel-row .v.ok{color:#7FE9D2;}
.panel-bar{
  margin-top:16px;height:6px;border-radius:99px;background:rgba(255,255,255,.1);overflow:hidden;
}
.panel-bar i{display:block;height:100%;width:78%;border-radius:99px;background:linear-gradient(90deg,var(--brand-2),var(--teal));}

/* ---------- 能力三栏 ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px;}
.cap-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 28px 30px;transition:all .3s var(--ease);overflow:hidden;
  display:flex;flex-direction:column;
}
.cap-card::after{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--grad);
  transition:width .4s var(--ease);
}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#CBDCEC;}
.cap-card:hover::after{width:100%;}
.cap-num{
  font-size:11.5px;font-weight:700;letter-spacing:.13em;color:var(--accent-ink);
  display:block;margin-bottom:20px;
}
.cap-num::after{content:"";display:block;width:26px;height:2px;background:var(--grad);margin-top:8px;border-radius:2px;}
.cap-card h3{font-size:19.5px;margin-bottom:10px;color:var(--navy);}
.cap-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.cap-list{margin-top:18px;padding-top:18px;border-top:1px dashed var(--line);display:grid;gap:8px;}
.cap-list li{font-size:13.5px;color:var(--ink-2);display:flex;gap:9px;align-items:flex-start;}
.cap-list li::before{
  content:"";flex:0 0 auto;width:5px;height:5px;border-radius:50%;background:var(--brand-2);margin-top:9px;
}
.cap-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:22px;
  font-size:14px;font-weight:600;color:var(--brand-2);align-self:flex-start;
}
.cap-link svg{transition:transform .25s var(--ease);}
.cap-card:hover .cap-link svg{transform:translateX(4px);}

/* ---------- 数字化指标 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.stat{background:#fff;padding:30px 26px;}
.stat b{display:block;font-size:30px;font-weight:700;letter-spacing:-.03em;color:var(--navy);line-height:1.2;}
.stat b span{font-size:15px;font-weight:600;color:var(--brand-2);margin-left:2px;}
.stat p{font-size:13.5px;color:var(--ink-3);margin-top:6px;}

/* ---------- 服务档位 ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;}
.tier{
  padding:30px 22px 28px;border-right:1px solid var(--line);position:relative;
  display:flex;flex-direction:column;transition:background .25s;
}
.tier:last-child{border-right:0;}
.tier:hover{background:#F6FAFE;}
.tier.featured{
  background:
    radial-gradient(420px 260px at 100% 0%, rgba(0,160,192,.30), transparent 68%),
    linear-gradient(180deg,#00255F,#001138);
  color:#fff;
}
.tier.featured:hover{
  background:
    radial-gradient(420px 260px at 100% 0%, rgba(0,160,192,.38), transparent 68%),
    linear-gradient(180deg,#002B6B,#001543);
}
.tier-flag{
  position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2) 55%,var(--teal));
}
.tier-badge{
  position:absolute;top:18px;right:18px;font-size:10.5px;font-weight:700;letter-spacing:.08em;
  padding:3px 9px;border-radius:5px;background:rgba(232,182,90,.18);color:var(--gold);
}
.tier-step{font-size:11.5px;font-weight:700;letter-spacing:.14em;color:var(--ink-3);margin-bottom:14px;}
.tier.featured .tier-step{color:rgba(255,255,255,.5);}
.tier-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:14px;}
.tier-head .tier-step{margin-bottom:0;}
.tier-pill{
  font-size:10.5px;font-weight:700;letter-spacing:.06em;white-space:nowrap;
  padding:3px 8px;border-radius:5px;background:rgba(232,182,90,.22);color:var(--gold-ink);
}
.tier.featured .tier-pill{background:rgba(0,160,192,.22);color:#7BD8E8;}
.tier h3{font-size:17.5px;letter-spacing:-.03em;margin-bottom:0;color:var(--navy);min-height:1.36em;text-wrap:balance;}
.tier.featured h3{color:#fff;}
.tier-price{
  font-size:27px;font-weight:700;letter-spacing:-.02em;line-height:1.2;
  color:var(--gold-ink);margin:10px 0 10px;
}
.tier-price span{font-size:15px;font-weight:600;margin-right:1px;}
.tier.featured .tier-price{color:var(--gold);}
.tier-line{
  font-size:12.5px;color:var(--ink-3);line-height:1.65;
  padding-bottom:16px;border-bottom:1px solid var(--line-2);margin-bottom:16px;min-height:58px;
}
.tier.featured .tier-line{color:rgba(255,255,255,.62);border-color:rgba(255,255,255,.14);}
.tier-tags{display:flex;flex-wrap:wrap;align-content:flex-start;gap:6px;flex:1;}
.tier-tags li{
  font-size:11.5px;line-height:1.45;color:var(--ink-2);
  background:var(--bg-soft);border:1px solid var(--line-2);border-radius:5px;padding:4px 8px;
}
.tier.featured .tier-tags li{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:rgba(255,255,255,.85);}
.tier-sub{font-size:13px;color:var(--ink-3);margin-bottom:22px;min-height:22px;}
.tier.featured .tier-sub{color:rgba(255,255,255,.6);}
.tier-for{font-size:13.5px;color:var(--ink-2);line-height:1.75;padding-bottom:20px;border-bottom:1px solid var(--line-2);margin-bottom:20px;min-height:74px;}
.tier.featured .tier-for{color:rgba(255,255,255,.74);border-color:rgba(255,255,255,.14);}
.tier-feat{display:grid;gap:11px;flex:1;}
.tier-feat li{font-size:13.5px;color:var(--ink-2);display:flex;gap:9px;line-height:1.65;}
.tier.featured .tier-feat li{color:rgba(255,255,255,.85);}
.tier-feat li svg{flex:0 0 auto;margin-top:4px;color:var(--brand-2);}
.tier.featured .tier-feat li svg{color:#7BD8E8;}
.tier-feat li.muted{color:var(--ink-3);opacity:.62;}
.tier-feat li.muted svg{color:var(--ink-3);}
.tier-cta{
  margin-top:26px;display:block;text-align:center;padding:11px;border-radius:7px;
  font-size:14px;font-weight:600;border:1px solid var(--line);color:var(--ink);transition:.25s;
}
.tier-cta:hover{border-color:var(--brand-2);color:var(--brand-2);}
.tier.featured .tier-cta{background:var(--brand-2);border-color:var(--brand-2);color:#fff;}
.tier.featured .tier-cta:hover{background:#0067A8;}

/* ---------- 服务包价目（四档并列） ---------- */
.pkg-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.pkg-facts li{
  display:inline-flex;align-items:baseline;gap:5px;
  font-size:13px;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 15px;
}
.pkg-facts li b{font-size:14.5px;color:var(--brand-2);}

.pkg-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  margin-top:30px;padding-top:24px;border-top:1px solid var(--line);
}
.pkg-foot p{font-size:13px;color:var(--ink-3);}

/* ---------- 功能对照表 ---------- */
.matrix-wrap{overflow-x:auto;margin-top:44px;border:1px solid var(--line);border-radius:var(--radius);}
.matrix{width:100%;border-collapse:collapse;font-size:14px;min-width:760px;background:#fff;}
.matrix th,.matrix td{padding:14px 18px;text-align:center;border-bottom:1px solid var(--line-2);}
.matrix th:first-child,.matrix td:first-child{text-align:left;font-weight:500;color:var(--ink-2);}
.matrix thead th{background:#F2F7FC;font-size:13px;font-weight:700;color:var(--navy);letter-spacing:.01em;}
.matrix thead th.hl{background:var(--brand);color:#fff;}
.matrix tbody tr:hover td{background:#F6FAFE;}
.matrix td.yes{color:var(--brand-2);font-weight:700;}
.matrix td.no{color:#C6D3E1;}
.matrix .group td{background:#EDF3FA;font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--ink-3);text-transform:uppercase;padding:9px 18px;}
.matrix tbody tr:last-child td{border-bottom:0;}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:52px;counter-reset:step;}
.flow-item{position:relative;padding-top:34px;}
.flow-item::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:0;left:0;font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--brand-2);
}
.flow-item::after{
  content:"";position:absolute;top:8px;left:38px;right:-26px;height:1px;background:var(--line);
}
.flow-item:last-child::after{display:none;}
.flow-item h4{font-size:16.5px;margin-bottom:8px;color:var(--navy);}
.flow-item p{font-size:13.5px;color:var(--ink-2);line-height:1.75;}
.deep .flow-item::before{color:#7BD8E8;}
.deep .flow-item::after{background:rgba(255,255,255,.16);}
.deep .flow-item h4{color:#fff;}
.deep .flow-item p{color:rgba(255,255,255,.68);}

/* ---------- 智能表格四种 ---------- */
.sheet-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:52px;}
.sheet-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;
  transition:all .3s var(--ease);
}
.sheet-card:hover{box-shadow:var(--shadow-md);border-color:#CBDCEC;transform:translateY(-3px);}
.sheet-top{display:flex;align-items:flex-start;gap:16px;margin-bottom:18px;}
.sheet-icon{
  width:46px;height:46px;border-radius:12px;flex:0 0 auto;
  background:var(--accent-soft);color:var(--brand-2);display:grid;place-items:center;
}
.sheet-top h3{font-size:19px;margin-bottom:4px;color:var(--navy);}
.sheet-top .tagline{font-size:13px;color:var(--ink-3);}
.sheet-card>p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.sheet-tables{margin-top:20px;padding-top:18px;border-top:1px dashed var(--line);}
.sheet-tables .lbl{font-size:11.5px;font-weight:700;letter-spacing:.12em;color:var(--ink-3);text-transform:uppercase;margin-bottom:12px;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  font-size:12.5px;padding:5px 11px;border-radius:6px;background:var(--bg-soft);
  border:1px solid var(--line);color:var(--ink-2);
}
.sheet-auto{margin-top:18px;display:grid;gap:9px;}
.sheet-auto li{font-size:13.5px;color:var(--ink-2);display:flex;gap:9px;line-height:1.7;}
.sheet-auto li::before{content:"↳";color:var(--brand-2);flex:0 0 auto;font-weight:700;}

/* ---------- 应用展示 ---------- */
.app-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:52px;}
.app-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;
  display:flex;flex-direction:column;transition:all .3s var(--ease);
}
.app-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.app-visual{
  height:186px;position:relative;overflow:hidden;
  background:
    radial-gradient(340px 220px at 82% 0%, rgba(0,160,192,.42), transparent 70%),
    linear-gradient(150deg,#002B6B,#001138);
  display:grid;place-items:center;
}
.app-visual::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:28px 28px;
}
.doc-stack{position:relative;width:178px;height:118px;z-index:1;}
.doc{
  position:absolute;background:#fff;border-radius:6px;
  box-shadow:0 12px 26px -12px rgba(0,17,56,.7);
  padding:11px 10px;font-size:7.5px;color:#5F7794;line-height:1.6;
  overflow:hidden;
}
.doc b{display:block;font-size:6.6px;color:var(--brand);margin-bottom:6px;letter-spacing:.02em;white-space:nowrap;}
.doc i{display:block;height:2px;background:#E3ECF5;border-radius:2px;margin-bottom:3px;}
.doc i.hd{width:44%;height:4px;background:var(--brand-2);border-radius:1px;margin-bottom:7px;}
.doc i.w60{width:60%;}
.doc i.w80{width:80%;}
.doc i.w45{width:45%;}
.doc.d1{left:0;top:16px;width:102px;height:100px;transform:rotate(-7deg);opacity:.72;}
.doc.d2{left:34px;top:7px;width:104px;height:106px;transform:rotate(-2deg);opacity:.9;}
.doc.d3{left:72px;top:0;width:106px;height:112px;}
.app-body{padding:28px 30px 30px;flex:1;display:flex;flex-direction:column;}
.app-body h3{font-size:20px;margin-bottom:8px;color:var(--navy);}
.app-body .app-kind{font-size:11.5px;font-weight:700;letter-spacing:.12em;color:var(--accent-ink);text-transform:uppercase;margin-bottom:12px;}
.app-body p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.app-feats{display:grid;gap:8px;margin-top:18px;padding-top:18px;border-top:1px dashed var(--line);flex:1;}
.app-feats li{font-size:13.5px;color:var(--ink-2);display:flex;gap:9px;}
.app-feats li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand-2);margin-top:9px;flex:0 0 auto;}

/* SCRM 看板视觉 */
.mini-dash{width:190px;z-index:1;display:grid;gap:7px;}
.mini-row{display:flex;gap:6px;}
.mini-box{background:rgba(255,255,255,.95);border-radius:5px;padding:7px 8px;flex:1;}
.mini-box .num{font-size:12px;font-weight:800;color:var(--brand);line-height:1.2;font-variant-numeric:tabular-nums;}
.mini-box .cap{font-size:6.5px;color:#7E90A6;letter-spacing:.06em;text-transform:uppercase;}
.mini-line{background:rgba(255,255,255,.95);border-radius:5px;padding:8px;display:flex;align-items:flex-end;gap:4px;height:44px;}
.mini-line i{flex:1;background:linear-gradient(180deg,#5FD3E8,#007AC3);border-radius:2px 2px 0 0;}

/* ---------- 优势列表 ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:52px;}
.adv{background:#fff;padding:34px 32px;}
.adv .n{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--brand-2);margin-bottom:14px;display:block;}
.adv h4{font-size:17.5px;margin-bottom:10px;color:var(--navy);}
.adv p{font-size:14px;color:var(--ink-2);line-height:1.8;}

/* ---------- 分栏内容 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.split.wide-left{grid-template-columns:1.15fr .85fr;}
.check-list{display:grid;gap:16px;margin-top:30px;}
.check-list li{display:flex;gap:13px;align-items:flex-start;}
.check-list .ico{
  width:22px;height:22px;border-radius:50%;background:var(--accent-soft);color:var(--brand-2);
  display:grid;place-items:center;flex:0 0 auto;margin-top:3px;
}
.check-list .txt b{display:block;font-size:15px;margin-bottom:3px;}
.check-list .txt span{font-size:13.8px;color:var(--ink-2);line-height:1.7;}
.deep .check-list .txt b{color:#fff;}
.deep .check-list .txt span{color:rgba(255,255,255,.7);}
.deep .check-list .ico{background:rgba(0,160,192,.22);color:#7BD8E8;}

/* ---------- 引述/价值观 ---------- */
.quote-block{
  border-left:3px solid var(--brand-2);padding:6px 0 6px 26px;margin-top:30px;
  font-size:17px;line-height:1.85;color:var(--brand);font-weight:500;
}

/* ---------- 团队/能力卡 ---------- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px;}
.team-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:24px 22px;}
.team-card .role{font-size:11.5px;font-weight:700;letter-spacing:.1em;color:var(--accent-ink);text-transform:uppercase;margin-bottom:10px;}
.team-card h4{font-size:15.5px;margin-bottom:8px;color:var(--navy);}
.team-card p{font-size:13.3px;color:var(--ink-2);line-height:1.75;}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:48px auto 0;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);font-family:inherit;
}
.faq-q .ic{flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:.25s;position:relative;}
.faq-q .ic::before,.faq-q .ic::after{content:"";position:absolute;background:var(--ink-2);border-radius:2px;transition:.25s;}
.faq-q .ic::before{width:9px;height:1.5px;}
.faq-q .ic::after{width:1.5px;height:9px;}
.faq-item.open .faq-q .ic{background:var(--brand-2);border-color:var(--brand-2);}
.faq-item.open .faq-q .ic::before,.faq-item.open .faq-q .ic::after{background:#fff;}
.faq-item.open .faq-q .ic::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease);}
.faq-a .inner{padding:0 0 24px;font-size:14.8px;color:var(--ink-2);line-height:1.85;max-width:94%;}

/* ---------- CTA 区块 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:18px;padding:64px 56px;
  background:
    radial-gradient(620px 340px at 88% 0%, rgba(0,160,192,.40), transparent 62%),
    radial-gradient(480px 300px at 4% 108%, rgba(0,122,195,.35), transparent 64%),
    linear-gradient(140deg,#00255F,#001138);
  color:#fff;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(circle at 80% 20%,#000,transparent 70%);
  -webkit-mask-image:radial-gradient(circle at 80% 20%,#000,transparent 70%);
}
.cta-band .inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:48px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(24px,2.8vw,32px);margin-bottom:12px;}
.cta-band p{font-size:15.5px;color:rgba(255,255,255,.76);max-width:520px;line-height:1.8;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:#000B24;color:rgba(255,255,255,.62);padding:64px 0 28px;font-size:13.8px;}
.footer-top{display:grid;grid-template-columns:1.75fr 1fr 1fr 1fr;gap:48px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand .logo-text b{color:#fff;}
.footer-brand .logo-text span{color:rgba(255,255,255,.34);}
.footer-brand .logo-mark{background-image:url("../img/logo-mark.png");}
.footer-brand p{margin-top:18px;line-height:1.85;max-width:320px;color:rgba(255,255,255,.54);font-size:13.5px;}
.footer-brand .brand-row{flex-wrap:nowrap;gap:14px;}
.footer-col h5{font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:rgba(255,255,255,.92);margin:0 0 16px;}
.footer-col a,.footer-col li{display:block;margin-bottom:10px;color:rgba(255,255,255,.58);font-size:13.5px;transition:color .2s;}
.footer-col a:hover{color:#7BD8E8;}
.footer-contact li{font-size:13.3px;line-height:1.7;}
.footer-contact b{color:rgba(255,255,255,.86);font-weight:600;}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.4);}
.footer-bottom a:hover{color:rgba(255,255,255,.75);}

/* ---------- 页面内页 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;padding:80px 0 76px;
  background:
    radial-gradient(760px 440px at 82% -20%, rgba(0,122,195,.45), transparent 62%),
    radial-gradient(520px 340px at 0% 110%, rgba(0,160,192,.22), transparent 64%),
    linear-gradient(155deg,#001D59,#001138);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(circle at 70% 20%,#000,transparent 75%);
  -webkit-mask-image:radial-gradient(circle at 70% 20%,#000,transparent 75%);
}
.page-hero .wrap{position:relative;z-index:1;}
.breadcrumb{font-size:12.5px;color:rgba(255,255,255,.45);margin-bottom:20px;letter-spacing:.02em;}
.breadcrumb span{margin:0 7px;opacity:.6;}
.page-hero h1{font-size:clamp(28px,3.6vw,44px);margin-bottom:18px;letter-spacing:-.025em;}
.page-hero p{font-size:16.5px;color:rgba(255,255,255,.75);max-width:680px;line-height:1.85;}
.page-hero .hero-actions{margin-top:32px;}

/* ---------- 动画 ---------- */
/* 默认可见；仅在 JS 正常运行时才启用入场动画，避免脚本失败导致内容空白 */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.js .reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .hero-panel{max-width:520px;}
  .tier-grid{grid-template-columns:repeat(2,1fr);}
  .tier:nth-child(2){border-right:0;}
  .tier:nth-child(1),.tier:nth-child(2){border-bottom:1px solid var(--line);}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
  .footer-brand{grid-column:1/-1;}
  .team-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:900px){
  .nav-links{
    position:fixed;top:74px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 22px;
    border-bottom:1px solid var(--line);box-shadow:0 18px 30px -22px rgba(0,29,89,.45);
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:.25s var(--ease);
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto;}
  .nav-links a{padding:13px 8px;border-bottom:1px solid var(--line-2);border-radius:0;}
  .nav-links a.active::after{display:none;}
  .nav-toggle{display:grid;}
  .nav-cta{display:none;}
  .nav-links .nav-cta-mobile{
    display:block;margin-top:16px;text-align:center;color:#fff;
    background-image:linear-gradient(96deg,var(--brand),var(--brand-2));
    border:0;border-radius:8px;font-weight:600;padding:14px 8px;
  }
  .nav-links .nav-cta-mobile:hover{background-image:linear-gradient(96deg,#002A66,#0069AC);color:#fff;}
  .cap-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);gap:34px;}
  .flow-item:nth-child(2)::after{display:none;}
  .sheet-grid,.app-grid,.adv-grid{grid-template-columns:1fr;}
  .split,.split.wide-left{grid-template-columns:1fr;gap:40px;}
  .section{padding:72px 0;}
  .cta-band{padding:44px 30px;}
}
@media (max-width:620px){
  .wrap{padding:0 20px;}
  .hero{padding:72px 0 64px;}
  .hero-sub{font-size:16px;}
  .stats,.tier-grid,.flow,.team-grid{grid-template-columns:1fr;}
  .tier{border-right:0;border-bottom:1px solid var(--line);}
  .tier:last-child{border-bottom:0;}
  .tier h3,.tier-line{min-height:0;}
  .site-header .logo-badge{display:none;}
  .pkg-foot{flex-direction:column;align-items:flex-start;}
  .flow-item::after{display:none;}
  .section-title{font-size:24px;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-band h2{font-size:22px;}
}

/* ---------- 打印 ---------- */
@media print{
  .site-header,.nav-toggle,.cta-band,.site-footer{display:none;}
  .section{padding:32px 0;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- 联系区块 ---------- */
.contact-grid{
  display:grid;grid-template-columns:1.05fr .95fr;
  border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;
  box-shadow:0 24px 60px -46px rgba(0,29,89,.6);
}
.contact-info{padding:40px 42px;display:flex;flex-direction:column;justify-content:center;}
.contact-label{font-size:11.5px;font-weight:700;letter-spacing:.13em;color:var(--accent-ink);margin-bottom:20px;}
.contact-row{
  display:flex;justify-content:space-between;align-items:baseline;gap:20px;
  padding:15px 0;border-bottom:1px solid var(--line-2);
}
.contact-row span{font-size:13.5px;color:var(--ink-3);flex:0 0 auto;}
.contact-row b{font-size:15px;font-weight:600;text-align:right;letter-spacing:.01em;color:var(--navy);}
.contact-row b a{color:var(--brand-2);}
.contact-row b a:hover{text-decoration:underline;}
.contact-row:last-of-type{border-bottom:0;}
.contact-note{
  margin-top:22px;padding:15px 18px;background:var(--bg-soft);border-radius:8px;
  font-size:13px;color:var(--ink-2);line-height:1.8;border-left:3px solid var(--brand-2);
}
.contact-verify{
  margin-top:24px;padding-top:22px;border-top:1px solid var(--line-2);
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.contact-verify a{display:block;line-height:0;}
.contact-verify img{display:block;width:220px;height:40px;}
.contact-qr{
  background:
    radial-gradient(420px 260px at 90% 0%, rgba(0,160,192,.34), transparent 66%),
    linear-gradient(160deg,#002B6B,#001138);
  color:#fff;
  padding:40px 42px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
}
.contact-qr .contact-label{color:#7BD8E8;}
.qr-card{
  background:#fff;border-radius:14px;padding:12px;line-height:0;
  box-shadow:0 20px 40px -24px rgba(0,0,0,.9);
}
.qr-card img{width:172px;height:172px;border-radius:6px;}
.qr-tip{display:flex;align-items:center;gap:8px;margin-top:20px;font-size:13.5px;font-weight:600;color:#fff;}
.qr-tip::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(232,182,90,.22);}
.contact-qr p{font-size:13.2px;color:rgba(255,255,255,.66);margin-top:12px;line-height:1.8;max-width:250px;}
@media (max-width:900px){
  .contact-grid{grid-template-columns:1fr;}
  .contact-info,.contact-qr{padding:32px 26px;}
}