/* ===== 可路汇官网 · 插画浅色主题（产品页共用） ===== */
:root{
  --nav-bg:rgba(244,248,249,.94); --nav-line:#DCE7E9;
  --menu-ink:#3C515C; --accent-line:#14525B;
  --brand:#14525B; --brand-deep:#0E3D44; --brand-soft:#E3F0F1; --brand-mid:#1F7A8C;
  --btn:#F08A24; --btn-deep:#D9740F; --btn-soft:#FDF0E2;
  --bg:#F6F8FA; --card:#FFFFFF; --text:#1F2937; --muted:#6B7280; --line:#E5E9ED;
  --ok:#1e8e62; --warn:#c9891a; --info:#2f6fb3; --off:#8b8579;
  --radius:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-y:scroll;scroll-padding-top:80px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;padding-top:64px}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ===== 官网统一导航 ===== */
.klh-nav{position:fixed;top:0;left:0;right:0;z-index:3000;height:64px;background:var(--nav-bg);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--nav-line)}
.klh-inner{max-width:1280px;margin:0 auto;height:64px;padding:0 24px;display:flex;align-items:center;gap:18px}
.klh-brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.klh-logo{width:38px;height:38px;border-radius:10px;box-shadow:0 6px 16px -6px rgba(20,82,91,.38)}
.klh-brand-text{display:flex;flex-direction:column;justify-content:center;line-height:1.1}
.klh-brand-en{font-weight:800;font-size:15px;color:var(--brand-deep);letter-spacing:1.5px;white-space:nowrap}
.klh-brand-cn{font-weight:600;font-size:11px;color:#6E8A90;letter-spacing:.5px;white-space:nowrap;margin-top:1px}
.klh-menu{display:flex;align-items:stretch;height:64px;margin-left:8px;list-style:none}
.klh-menu>li{display:flex;align-items:center}
.klh-menu>li>a{padding:8px 13px;font-size:14px;color:var(--menu-ink);border-radius:9px;transition:.2s;white-space:nowrap}
.klh-menu>li>a:hover{color:var(--brand-deep);background:var(--brand-soft)}
.klh-menu>li>a.active{color:var(--brand-deep);background:var(--brand-soft);font-weight:600}
.klh-mi{position:relative;display:flex;align-items:center}
.klh-mi>a,.klh-menu>a{display:flex;align-items:center;padding:8px 13px;font-size:14px;color:var(--menu-ink);border-radius:9px;transition:.2s;white-space:nowrap}
.klh-mi>a:hover,.klh-menu>a:hover{color:var(--brand-deep);background:var(--brand-soft)}
.klh-mi>a.active{color:var(--brand-deep);background:var(--brand-soft);font-weight:600}
.k-caret-d{width:6px;height:6px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-1px);margin-left:7px;margin-top:2px;opacity:.7}
.klh-mi:hover .k-caret-d{transform:rotate(-135deg) translateY(-1px)}
.klh-dd{position:absolute;top:100%;left:50%;transform:translate(-50%,8px);padding:8px 10px;display:flex;flex-direction:row;align-items:center;gap:2px;
  background:rgba(255,255,255,.99);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:12px;
  box-shadow:0 20px 46px -18px rgba(14,61,68,.28);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s,transform .18s,visibility .18s;z-index:50}
.klh-mi:hover .klh-dd{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}
.klh-dd a{padding:9px 14px;font-size:13.5px;color:#41545F;border-radius:8px;white-space:nowrap;transition:.15s}
.klh-dd a:hover{color:var(--brand-deep);background:var(--brand-soft)}
.klh-dd a.go{color:var(--brand-mid);font-weight:600}
.klh-dd a.go:hover{color:var(--brand-deep);background:var(--brand-soft)}
.klh-auth{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:14px;flex-shrink:0;white-space:nowrap}
.klh-auth a{color:var(--menu-ink);transition:.2s}
.klh-auth a:hover{color:var(--brand-deep)}
.klh-auth .reg{color:var(--brand-mid)!important;font-weight:600}
.klh-auth .sep{color:#C3D4D8;font-size:12px}
.klh-burger{display:none;width:40px;height:40px;margin-left:auto;background:none;border:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:9px;padding:0}
.klh-burger span{display:block;width:20px;height:2px;border-radius:2px;background:var(--menu-ink);transition:.25s}
.klh-burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.klh-burger.on span:nth-child(2){opacity:0}
.klh-burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.klh-drawer{position:fixed;top:64px;left:0;right:0;z-index:2998;display:block;background:rgba(248,251,251,.98);
  backdrop-filter:blur(18px);border-bottom:1px solid var(--nav-line);max-height:0;opacity:0;overflow:hidden;
  pointer-events:none;transition:max-height .32s ease,opacity .25s ease}
.klh-drawer.open{max-height:86vh;opacity:1;pointer-events:auto;overflow-y:auto}
.klh-drawer-inner{padding:8px 14px 22px;max-width:1280px;margin:0 auto}
.k-item{display:block;padding:13px 12px;font-size:15px;color:var(--menu-ink);border-radius:9px}
.k-item.active{color:var(--brand-deep);font-weight:600;background:var(--brand-soft)}
.k-item.sub{padding:10px 12px 10px 26px;font-size:14px;color:#6E8A90}

@media (max-width:1150px){
  .klh-menu>li:nth-child(2) .klh-dd{left:0;transform:translateY(8px)}
  .klh-menu>li:nth-child(2):hover .klh-dd{transform:translateY(0)}
}
/* ===== 通用 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;border-radius:12px;font-size:16px;font-weight:600;padding:14px 26px;transition:.2s;font-family:inherit;text-align:center}
.btn-primary{background:var(--btn);color:#fff;box-shadow:0 6px 18px rgba(240,138,36,.35)}
.btn-primary:hover{background:var(--btn-deep);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--brand);border:1.5px solid var(--brand)}
.btn-ghost:hover{background:var(--brand-soft)}
.btn-sm{padding:11px 20px;font-size:14.5px;border-radius:10px}
.sec{padding:72px 0}
.sec.white{background:#fff}
.sec.tint{background:linear-gradient(180deg,#EFF5F6 0%,var(--bg) 100%)}
.sec-head{text-align:center;max-width:800px;margin:0 auto 40px}
.sec-head.left{text-align:left;margin-left:0}
.sec-head .tag{font-size:13px;font-weight:700;letter-spacing:2px;color:var(--btn);margin-bottom:10px;text-transform:uppercase}
.sec-head h2{font-size:32px;color:var(--brand-deep);font-weight:800;line-height:1.35}
.sec-head p{margin-top:10px;color:var(--muted);font-size:15.5px}
.sec-head.left p{max-width:720px}
.lead{color:#4B5563;font-size:15px}
.note{color:var(--muted);font-size:13px}
.center{text-align:center}
.mt24{margin-top:24px}.mt34{margin-top:34px}.mt10{margin-top:10px}

.st{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:700;border-radius:999px;padding:3px 9px;letter-spacing:.3px;vertical-align:middle}
.st-live{color:var(--ok);background:#E8F6EF;border:1px solid #BFE6D3}
.st-dev{color:var(--warn);background:#FDF5E4;border:1px solid #F0DCAE}
.st-plan{color:var(--off);background:#F2F3F5;border:1px solid #E1E4E8}
.legend{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin:-16px 0 30px;font-size:13px;color:var(--muted);list-style:none}
.legend li{display:flex;align-items:center;gap:6px}

/* ===== Hero ===== */
.hero{padding:60px 0 56px;position:relative;overflow:hidden;
  background:
    radial-gradient(700px 400px at 86% -8%,rgba(31,122,140,.15),transparent 62%),
    radial-gradient(560px 320px at 2% 100%,rgba(240,138,36,.11),transparent 60%),
    linear-gradient(180deg,#EAF2F3 0%,var(--bg) 100%)}
.hero-inner{display:flex;align-items:center;gap:46px}
.hero-text{flex:1.04;min-width:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);background:#fff;border:1px solid #CFE0E2;border-radius:999px;padding:6px 14px;margin-bottom:20px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--btn);animation:pulse 1.9s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(240,138,36,.5)}50%{box-shadow:0 0 0 7px rgba(240,138,36,0)}}
.hero h1{font-size:40px;line-height:1.26;color:var(--brand-deep);font-weight:800;letter-spacing:.5px}
.hero h1 em{font-style:normal;color:var(--btn-deep)}
.hero .sub{margin-top:14px;font-size:16.5px;color:#4B5563;max-width:590px}
.hero .sub b{color:var(--brand)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-note{margin-top:14px;font-size:13px;color:var(--muted)}
.hero-trust{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;font-size:13.5px;color:#4B5563}
.hero-trust span{display:flex;align-items:center;gap:7px}
.hero-trust svg{width:15px;height:15px;color:var(--ok);flex:none}
.hero-art{flex:1;min-width:0;position:relative}
.hero-img{border-radius:var(--radius);overflow:hidden;border:1.5px solid #BCD5D8;box-shadow:0 20px 50px rgba(20,82,91,.20);aspect-ratio:5/4;background:#DCEAEA}
.hero-img img{width:100%;height:100%;object-fit:cover}
.float-chip{position:absolute;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 14px;font-size:13px;font-weight:600;color:var(--brand);box-shadow:0 8px 24px rgba(15,20,36,.12);display:flex;align-items:center;gap:8px}
.float-chip svg{width:18px;height:18px;color:var(--btn)}
.float-chip.a{top:14px;left:-18px}
.float-chip.b{bottom:18px;right:-12px}

/* ===== 数据条 ===== */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:-26px;position:relative;z-index:2}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:0 8px 22px rgba(20,82,91,.06)}
.stat b{display:block;font-size:27px;font-weight:800;color:var(--brand-deep);letter-spacing:-.5px;line-height:1.2}
.stat b small{font-size:14px;font-weight:600;color:var(--brand-mid);letter-spacing:0}
.stat s{text-decoration:none;display:block;font-size:12.5px;color:var(--muted);margin-top:5px}

/* ===== 卡片网格 ===== */
.g2,.g3,.g4{display:grid;grid-template-columns:1fr;gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;transition:.25s}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(20,82,91,.11);border-color:#BCD5D8}
.card h3{font-size:18px;color:var(--brand-deep);font-weight:800;line-height:1.4}
.card p{font-size:14px;color:#4B5563;margin-top:8px}
.card .ico{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#14525B,#1F7A8C);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:14px}
.card .ico svg{width:23px;height:23px}
.card .k{font-size:11.5px;font-weight:800;letter-spacing:1.2px;color:var(--brand-mid);margin-bottom:6px}
.card .no{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;background:var(--brand-soft);color:var(--brand);font-weight:800;font-size:13.5px;margin-bottom:12px}
.card ul{list-style:none;margin-top:10px;display:flex;flex-direction:column;gap:7px}
.card li{position:relative;padding-left:16px;font-size:13.6px;color:#4B5563}
.card li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:#BCD5D8}
.card .foot{margin-top:14px;padding-top:11px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--muted)}
.card .foot a{color:var(--brand-mid);font-weight:700}
.card.soft{background:linear-gradient(180deg,#FFFBF5,#fff 60%);border-color:#F3DCC2}
.card.soft h3{color:var(--btn-deep)}

/* ===== 痛点 ===== */
.pain{border-left:4px solid #F3C6A6}
.pain h3{font-size:17px}
.pain .fix{margin-top:10px;font-size:13.5px;color:var(--brand);font-weight:600}
.pain .fix::before{content:"我们怎么做 › ";color:var(--btn-deep)}

/* ===== 步骤 ===== */
.steps{display:grid;grid-template-columns:1fr;gap:14px;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 22px 20px;position:relative}
.step .no{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;font-weight:800;font-size:15px;margin-bottom:12px}
.step h3{font-size:16.5px;font-weight:800;color:var(--brand-deep)}
.step p{font-size:13.8px;color:#4B5563;margin-top:6px}
.step.cur{background:#FFFCF7;border-color:#F6D7B5}
.step.cur .no{background:var(--btn)}

/* ===== 设备/标签 ===== */
.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.chip{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:13.8px;color:#374151;box-shadow:0 4px 12px rgba(20,82,91,.05)}
.chip::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--btn);flex:none}

/* ===== 插画 ===== */
.illu-figure{position:relative;margin:34px auto 0;max-width:1000px;background:var(--brand-soft);border:1px solid #CFE1E4;border-radius:20px;padding:clamp(10px,2vw,16px);box-shadow:0 10px 30px rgba(20,82,91,.08)}
.illu-figure img{width:100%;border-radius:12px;aspect-ratio:16/9;object-fit:cover}
.illu-figure figcaption{margin-top:10px;text-align:center;font-size:13.5px;color:#4A6A6F}
.illu-figure figcaption b{color:var(--brand-deep)}
.art-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.art{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:.2s}
.art:hover{box-shadow:0 12px 28px rgba(20,82,91,.12);border-color:#BCD5D8;transform:translateY(-2px)}
.art .ph{aspect-ratio:16/10;overflow:hidden;background:var(--brand-soft)}
.art .ph img{width:100%;height:100%;object-fit:cover}
.art .cp{padding:11px 14px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.art .cp b{font-size:14px;color:var(--brand-deep)}
.art .cp span{font-size:12px;color:var(--muted)}

/* ===== 浏览器 mock ===== */
.mock{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 16px 40px rgba(20,82,91,.10);overflow:hidden}
.mock-bar{display:flex;align-items:center;gap:8px;padding:11px 14px;border-bottom:1px solid var(--line);background:#F2F6F7}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:#D6DEE1}
.mock-bar i:nth-child(1){background:#ff5f57}.mock-bar i:nth-child(2){background:#febc2e}.mock-bar i:nth-child(3){background:#28c840}
.mock-bar b{margin-left:8px;font-size:12.5px;color:var(--muted);font-weight:700;letter-spacing:.04em}
.mock-body{padding:16px 18px 20px}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.kpi{background:#F7FAFB;border:1px solid var(--line);border-radius:12px;padding:12px 13px}
.kpi s{text-decoration:none;display:block;font-size:11.5px;color:var(--muted);font-weight:600}
.kpi b{display:block;font-size:20px;margin-top:3px;font-weight:800;letter-spacing:-.4px;color:var(--brand-deep)}
.kpi.acc b{color:var(--btn-deep)}.kpi.gr b{color:var(--ok)}
.mrow{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:13.5px;padding:9px 0;border-bottom:1px dashed var(--line);color:#4B5563}
.mrow:last-child{border-bottom:0}
.mrow b{color:var(--text);font-weight:700}
.pill{font-size:11.5px;font-weight:800;padding:3px 9px;border-radius:999px;white-space:nowrap}
.p-ok{background:#E8F6EF;color:var(--ok);border:1px solid #BFE6D3}
.p-warn{background:#FDF5E4;color:var(--warn);border:1px solid #F0DCAE}
.p-info{background:#EAF2FB;color:var(--info);border:1px solid #C9DEF5}
.p-off{background:#F2F3F5;color:var(--off);border:1px solid #E1E4E8}
.mtable{width:100%;border-collapse:collapse;font-size:13px}
.mtable th{text-align:left;font-weight:700;color:var(--muted);padding:7px 8px;border-bottom:1px solid var(--line);font-size:12px;white-space:nowrap}
.mtable td{padding:8px;border-bottom:1px solid #F0F3F5;color:#4B5563}
.mtable td.n{text-align:right;font-variant-numeric:tabular-nums;color:var(--text)}
.mtable tr:last-child td{border-bottom:0}
.mtable td b{color:var(--brand-deep)}
.bars{display:flex;align-items:flex-end;gap:10px;height:90px;margin-top:6px}
.bars .b{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:6px;height:100%}
.bars .b i{display:block;width:100%;max-width:26px;border-radius:6px 6px 2px 2px;background:linear-gradient(180deg,#22d3ee,#1F7A8C)}
.bars .b em{font-style:normal;font-size:11px;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr;gap:22px;align-items:center}
.split .txt h3{font-size:22px;color:var(--brand-deep);margin-bottom:10px}
.split .txt p{font-size:14.8px;color:#4B5563}
.split .txt ul{list-style:none;margin-top:12px;display:flex;flex-direction:column;gap:9px}
.split .txt li{position:relative;padding-left:24px;font-size:14.2px;color:#4B5563}
.split .txt li::before{content:"";position:absolute;left:5px;top:9px;width:8px;height:8px;border-radius:50%;background:var(--btn)}
.split .txt li b{color:var(--brand-deep)}

/* ===== 案例 ===== */
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px}
.case .top{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.case .who{display:flex;align-items:center;gap:12px}
.case .avatar{width:40px;height:40px;border-radius:11px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;flex:none}
.case h3{font-size:16.5px;color:var(--brand-deep)}
.case .meta{font-size:12.5px;color:var(--muted)}
.case p{font-size:13.8px;color:#4B5563;margin-top:10px}
.case .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.case .tags span{font-size:11.8px;color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:3px 10px;font-weight:600}
.case .big{font-size:24px;font-weight:800;color:var(--btn-deep);font-variant-numeric:tabular-nums}
.case .big small{font-size:12.5px;color:var(--muted);font-weight:600;margin-left:4px}

/* ===== 价格 ===== */
.plans{display:grid;grid-template-columns:1fr;gap:20px;max-width:1020px;margin:0 auto}
.plan{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px 28px;position:relative;transition:.25s;display:flex;flex-direction:column}
.plan:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(20,82,91,.13)}
.plan.hot{border-color:var(--btn);background:linear-gradient(170deg,#FFFBF5,#fff 40%)}
.plan .flag{position:absolute;top:18px;right:18px;font-size:11px;font-weight:800;letter-spacing:.08em;padding:5px 11px;border-radius:999px;background:var(--btn);color:#fff}
.plan h3{font-size:20px;color:var(--brand-deep)}
.plan .price{font-size:38px;font-weight:800;letter-spacing:-1.2px;margin:12px 0 2px;color:var(--brand-deep)}
.plan .price.txt{font-size:20px;letter-spacing:0;line-height:1.35;margin-top:14px}
.plan .price.txt em{display:block;margin:3px 0 0}
.plan .price em{font-style:normal;font-size:15px;font-weight:600;color:var(--muted);margin-left:6px}
.plan .note{font-size:13.5px;color:var(--muted)}
.plan ul{list-style:none;margin:18px 0 22px}
.plan ul li{padding:8px 0 8px 26px;position:relative;font-size:14.4px;color:#4B5563;border-bottom:1px dashed var(--line)}
.plan ul li:last-child{border-bottom:0}
.plan ul li::before{content:"✓";position:absolute;left:2px;color:var(--ok);font-weight:800}
.plan .btn{margin-top:auto}
.price-foot{text-align:center;color:var(--muted);font-size:13.5px;margin-top:22px}
.price-foot b{color:var(--brand)}

/* ===== FAQ ===== */
.faq{max-width:900px;margin:0 auto}
details{border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:12px;overflow:hidden}
summary{cursor:pointer;padding:17px 20px;font-weight:700;font-size:15.5px;color:var(--brand-deep);list-style:none;display:flex;justify-content:space-between;gap:14px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--btn);font-size:21px;font-weight:400;line-height:1;transition:.2s}
details[open] summary::after{transform:rotate(45deg)}
details .a{padding:0 20px 18px;color:#4B5563;font-size:14.5px}
details[open] .a{border-top:1px solid #F0F3F5;padding-top:14px}

/* ===== CTA + 页脚 ===== */
.cta-bar{margin-top:40px;border-radius:24px;background:linear-gradient(120deg,#14525B,#1F7A8C);padding:42px 34px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-bar .t{color:#fff}
.cta-bar .t h2{font-size:24px;font-weight:800;line-height:1.4}
.cta-bar .t p{color:#D5E8EA;font-size:14.5px;margin-top:8px;max-width:640px}
.cta-bar .acts{display:flex;gap:12px;flex-wrap:wrap}
.footer{background:#E9F1F2;color:#5C6F78;padding:36px 0 26px;border-top:1px solid #DCE7E9}
.footer-inner{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:center}
.footer .fl{display:flex;align-items:center;gap:11px;color:#0E3D44;font-weight:700}
.footer .fl img{width:32px;height:32px;border-radius:8px}
.footer .fl small{display:block;font-size:11px;font-weight:600;color:#6E8A90;letter-spacing:.5px}
.footer .fr{display:flex;flex-direction:column;gap:6px;font-size:13.5px;text-align:right}
.footer a{color:#1F7A8C}.footer a:hover{color:#14525B}
.footer .copy{width:100%;text-align:center;font-size:12.5px;margin-top:18px;border-top:1px solid rgba(14,61,68,.12);padding-top:16px}
.toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);z-index:3999;background:#111827;color:#fff;padding:12px 20px;border-radius:12px;font-size:14px;opacity:0;pointer-events:none;transition:.3s;box-shadow:0 10px 30px rgba(0,0,0,.25);max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== 响应式 ===== */
@media (min-width:640px){
  .stats{grid-template-columns:repeat(4,1fr)}
  .g2,.g3,.g4{grid-template-columns:repeat(2,1fr)}
  .art-grid{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .plans{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1.02fr .98fr}
}
@media (min-width:1080px){
  .g3{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(4,1fr)}
  .art-grid{grid-template-columns:repeat(4,1fr)}
  .art-grid.cols5{grid-template-columns:repeat(5,1fr)}
  .steps{grid-template-columns:repeat(4,1fr)}
  .plans{grid-template-columns:repeat(3,1fr)}
  .hero h1{font-size:42px}
}
@media (max-width:1279px){
  .klh-inner{gap:12px;padding:0 16px}
  .klh-menu{margin-left:0}
  .klh-menu>li>a,.klh-mi>a{padding:8px 9px;font-size:13.5px}
  .klh-auth{gap:7px;font-size:13px}
}
@media (max-width:1150px){.klh-menu>li:not(.klh-mi){display:none}}
@media (max-width:1180px){.klh-menu{display:none}.klh-auth{display:none}.klh-burger{display:flex}}
@media (max-width:960px){
  .hero-inner{flex-direction:column}
  .hero h1{font-size:32px}
  .hero-art{width:100%}
  .float-chip.a{left:8px}.float-chip.b{right:8px}
  .stats{margin-top:26px}
}
@media (max-width:640px){
  .hero{padding:44px 0 40px}
  .hero h1{font-size:28px;letter-spacing:.5px}
  .sec-head h2{font-size:25px}
  .sec{padding:54px 0}
  .cta-bar{padding:30px 22px}
  .footer .fr{text-align:left}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .mock-body{padding:14px 14px 16px}
  .mtable{font-size:11.5px}
  .mtable th,.mtable td{padding:6px 4px;white-space:normal}
  .mrow{font-size:12.8px}
  .art-grid{grid-template-columns:repeat(2,1fr)}
  .btn{width:100%}
  .hero-actions .btn{width:auto;flex:1 1 auto}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
  .cta-bar .acts{width:100%}
}

/* ===== 导航配色：深青绿渐变 + 暖橙高亮（2026-11-03） ===== */
:root{
  --nav-bg:linear-gradient(135deg,#0E3D44,#14525B 58%,#1F7A8C);
  --nav-line:rgba(255,255,255,.10);
  --menu-ink:#D7E4E7; --accent-line:#F08A24;
}
.klh-logo{box-shadow:0 6px 18px -5px rgba(0,0,0,.45)}
.klh-brand-en{color:#fff}
.klh-brand-cn{color:#A9BCC2}
.klh-menu>li>a:hover,.klh-menu>a:hover,.klh-mi>a:hover{color:#fff;background:rgba(255,255,255,.10)}
.klh-menu>li>a.active,.klh-menu>a.active,.klh-mi>a.active{color:var(--accent-line);background:rgba(240,138,36,.16)}
.klh-dd{background:rgba(14,61,68,.97);border-color:rgba(255,255,255,.09);box-shadow:0 20px 55px -14px rgba(0,0,0,.7)}
.klh-dd a{color:#B9C7CC}
.klh-dd a:hover{color:#fff;background:rgba(255,255,255,.10)}
.klh-dd a.go{color:var(--accent-line)}
.klh-dd a.go:hover{color:var(--accent-line);background:rgba(240,138,36,.14)}
.klh-auth a{color:var(--menu-ink)}
.klh-auth a:hover{color:#fff}
.klh-auth .reg{color:var(--accent-line)!important}
.klh-auth .sep{color:rgba(255,255,255,.25)}
.klh-burger span{background:#E6EEF0}
.klh-drawer{background:rgba(14,61,68,.98);border-bottom-color:rgba(255,255,255,.08)}
.k-item{color:var(--menu-ink)}
.k-item.active{color:var(--accent-line);background:rgba(240,138,36,.16)}
.k-item.sub{color:#A9BCC2}

/* ===== 页脚配色：与页头同一深青绿渐变（2026-11-03） ===== */
.footer{background:linear-gradient(135deg,#0E3D44,#14525B 58%,#1F7A8C);color:#B9C7CC;border-top:0}
.footer .fl{color:#fff}
.footer .fl small{color:#A9BCC2}
.footer a{color:#F08A24}
.footer a:hover{color:#FFC078}
.footer .copy{border-top-color:rgba(255,255,255,.12)}