/* ================================================================
   创客 CHUANGKE · 浅色商业简洁版
   参考：秒哒类现代 SaaS 应用风格 —— 亮色 / 大圆角 / 干净卡片 / 蓝主色
   ================================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','Noto Sans SC',system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  background:#fff;
  color:#1c2436;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:none;background:none;color:inherit;cursor:pointer}
ul{list-style:none}
details summary::-webkit-details-marker{display:none}

:root{
  --blue:#1e5eff;
  --blue-d:#1746c4;
  --blue-l:#eaf1ff;
  --cyan:#06b6e6;
  --green:#0fc47a;
  --orange:#ff8a3d;
  --purple:#7c5cff;
  --pink:#f05a9c;
  --ink:#1c2436;
  --ink-2:#5a6b88;
  --ink-3:#94a3bb;
  --line:#e7ecf5;
  --bg-grey:#f6f8fc;
  --radius:20px;
  --radius-lg:26px;
  --grad:linear-gradient(90deg,#1e5eff,#06b6e6);
  --shadow:0 12px 34px -14px rgba(24,60,120,.18);
  --shadow-lg:0 30px 70px -28px rgba(24,60,120,.35);
  --wrap:1180px;
}

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

/* ---------- Nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.86);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:.3s}
.nav.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(20,40,80,.05)}
.nav-inner{max-width:var(--wrap);margin:0 auto;padding:0 24px;height:66px;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:36px;height:36px;display:flex}
.brand-mark svg{width:100%;height:100%}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:18px;font-weight:800;color:var(--ink)}
.brand-txt em{font-style:normal;font-size:10px;color:var(--ink-3);letter-spacing:.04em}
.menu{display:flex;gap:2px;margin-left:auto}
.menu a{padding:9px 14px;font-size:14px;color:var(--ink-2);border-radius:9px;font-weight:500;transition:.2s}
.menu a:hover{color:var(--blue);background:var(--blue-l)}
.nav-cta{display:flex;align-items:center;gap:8px}
.btn-ghost-sm{padding:9px 16px;font-size:13.5px;color:var(--ink-2);border:1px solid var(--line);border-radius:10px;transition:.2s;font-weight:500}
.btn-ghost-sm:hover{color:var(--blue);border-color:var(--blue)}
.btn-blue{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:10px;background:var(--blue);color:#fff;font-size:13.5px;font-weight:600;box-shadow:0 6px 16px rgba(30,94,255,.28);transition:.25s}
.btn-blue:hover{background:var(--blue-d);transform:translateY(-1px)}
.burger{display:none;width:36px;height:36px;flex-direction:column;gap:5px;justify-content:center;align-items:center}
.burger span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* ---------- Hero ---------- */
.hero{position:relative;padding:150px 24px 40px;overflow:hidden;background:
  radial-gradient(900px 480px at 80% -10%,rgba(30,94,255,.1),transparent 60%),
  radial-gradient(700px 400px at 0% 30%,rgba(6,182,230,.08),transparent 55%),#fff}
.hero-deco{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(70px)}
.b1{width:520px;height:520px;background:rgba(30,94,255,.07);top:-220px;right:-120px;animation:float1 16s ease-in-out infinite}
.b2{width:420px;height:420px;background:rgba(6,182,230,.08);bottom:-180px;left:-140px;animation:float2 20s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translate(0,0)}50%{transform:translate(-30px,30px)}}
@keyframes float2{0%,100%{transform:translate(0,0)}50%{transform:translate(25px,-25px)}}
.hero-dots{position:absolute;top:90px;right:12%;width:180px;height:180px;background-image:radial-gradient(rgba(30,94,255,.25) 1.5px,transparent 1.5px);background-size:18px 18px;opacity:.5}

.hero-inner{position:relative;max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border:1px solid rgba(30,94,255,.2);border-radius:99px;background:#fff;color:var(--blue);font-size:13px;font-weight:600;box-shadow:0 2px 10px rgba(30,94,255,.08);margin-bottom:22px}
.hero-tag svg{width:15px;height:15px}
.hero h1{font-size:clamp(38px,4.6vw,62px);font-weight:800;line-height:1.08;letter-spacing:-.02em;color:var(--ink);margin-bottom:22px}
.hero h1 span{color:var(--blue);position:relative;white-space:nowrap}
.hero h1 span::after{content:'';position:absolute;left:0;right:0;bottom:6px;height:10px;background:linear-gradient(90deg,rgba(30,94,255,.16),rgba(6,182,230,.16));border-radius:99px;z-index:-1}
.hero-desc{font-size:clamp(15px,1.5vw,18px);color:var(--ink-2);line-height:1.8;max-width:540px;margin-bottom:30px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:34px}
.btn-big-blue{display:inline-flex;align-items:center;gap:9px;padding:15px 28px;border-radius:14px;background:var(--grad);color:#fff;font-size:15.5px;font-weight:700;box-shadow:0 14px 34px -8px rgba(30,94,255,.5);transition:.25s}
.btn-big-blue svg{width:18px;height:18px}
.btn-big-blue:hover{transform:translateY(-2px);box-shadow:0 20px 44px -8px rgba(30,94,255,.55)}
.btn-big-line{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:14px;border:1.5px solid var(--line);background:#fff;color:var(--ink);font-size:15px;font-weight:600;transition:.25s}
.btn-big-line:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.play-ic{width:34px;height:34px;border-radius:50%;background:var(--blue-l);color:var(--blue);display:flex;align-items:center;justify-content:center}
.play-ic svg{width:14px;height:14px}
.hero-proof{display:flex;gap:28px;flex-wrap:wrap}
.hero-proof li{display:flex;flex-direction:column;font-size:12px;color:var(--ink-3)}
.hero-proof b{font-size:20px;font-weight:800;color:var(--ink)}

/* Hero visual */
.hero-visual{position:relative}
.main-window{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}
.win-head{display:flex;align-items:center;gap:7px;padding:14px 18px;background:#fafbfe;border-bottom:1px solid var(--line)}
.w-dot{width:11px;height:11px;border-radius:50%}
.w-dot.r{background:#ff5f57}.w-dot.y{background:#febc2e}.w-dot.g{background:#28c840}
.w-title{margin-left:10px;font-size:12.5px;color:var(--ink-3);font-weight:500}
.win-body{padding:20px}
.kpi-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:22px}
.kpi{background:#f7f9fd;border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.kpi-label{font-size:12px;color:var(--ink-3);display:block;margin-bottom:8px}
.kpi-num{font-size:28px;font-weight:800;color:var(--ink);line-height:1}
.kpi-trend{display:block;font-size:11px;margin-top:7px;font-weight:600}
.kpi-trend.up{color:var(--green)}
.flow-line{display:flex;align-items:center;justify-content:space-between;background:#fbfcff;border:1px dashed #cdd9ee;border-radius:14px;padding:16px 12px;margin-bottom:18px}
.flow-step{display:flex;flex-direction:column;align-items:center;gap:6px;flex:1}
.flow-step i{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-style:normal;font-size:12px;font-weight:700;background:#e6ecf9;color:#8ba0c6}
.flow-step.done i{background:var(--grad);color:#fff}
.flow-step.cur i{background:#fff;border:2px solid var(--blue);color:var(--blue);box-shadow:0 0 0 5px rgba(30,94,255,.12)}
.flow-step span{font-size:10.5px;color:var(--ink-3);white-space:nowrap}
.flow-link{width:16px}
.flow-link b{display:block;height:2px;background:#d7e2f5;position:relative}
.chat-mini{display:flex;flex-direction:column;gap:10px}
.cm{padding:10px 14px;border-radius:14px;font-size:13px;max-width:86%;line-height:1.55}
.cm.in{background:#f2f5fb;color:var(--ink-2);border-bottom-left-radius:4px}
.cm.out{align-self:flex-end;background:var(--grad);color:#fff;border-bottom-right-radius:4px;box-shadow:0 6px 16px rgba(30,94,255,.2)}
.cm.out b{font-size:12px}
.float-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 18px;box-shadow:var(--shadow);display:flex;align-items:center;gap:12px;animation:float1 7s ease-in-out infinite}
.fc-1{top:-22px;left:-34px}
.fc-2{bottom:36px;right:-26px;animation-delay:2s}
.fc-ico{width:38px;height:38px;border-radius:11px;background:var(--blue-l);display:flex;align-items:center;justify-content:center;font-size:18px}
.float-card b{display:block;font-size:13.5px;color:var(--ink);font-weight:700}
.float-card em{font-style:normal;font-size:11.5px;color:var(--ink-3)}

/* logos strip */
.logos-strip{max-width:var(--wrap);margin:70px auto 0;padding:22px 24px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.logos-strip>span{font-size:13px;color:var(--ink-3);white-space:nowrap}
.logos{flex:1;min-width:0;display:flex;overflow:hidden;align-items:center;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.logos i{font-style:normal;font-family:'Inter','Noto Sans SC',sans-serif;font-size:17px;font-weight:700;color:#a7b4cd;letter-spacing:.02em;white-space:nowrap;transition:.2s}
.logos i:hover{color:var(--blue)}

/* ---------- Section base ---------- */
.section{padding:110px 24px}
.section-grey{background:var(--bg-grey)}
.sec-head{max-width:720px;margin:0 auto 64px;text-align:center}
.eyebrow{display:inline-block;padding:7px 16px;background:var(--blue-l);color:var(--blue);border-radius:99px;font-size:12.5px;font-weight:700;letter-spacing:.06em;margin-bottom:18px}
.sec-head h2{font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1.18;letter-spacing:-.02em;color:var(--ink);margin-bottom:16px}
.sec-head p{font-size:16px;color:var(--ink-2);line-height:1.8}

/* ---------- Solution cards ---------- */
.sol-grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sol-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;transition:.3s;position:relative;overflow:hidden}
.sol-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:.4s}
.sol-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d4e0f5}
.sol-card:hover::before{transform:scaleX(1)}
.sol-ico{width:52px;height:52px;border-radius:15px;display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:20px;box-shadow:0 10px 22px -6px rgba(0,0,0,.16)}
.sol-ico svg{width:26px;height:26px}
.i-blue{background:linear-gradient(135deg,#1e5eff,#4d8bff)}
.i-green{background:linear-gradient(135deg,#0fc47a,#22e0a0)}
.i-cyan{background:linear-gradient(135deg,#06b6e6,#3ad2ff)}
.i-orange{background:linear-gradient(135deg,#ff8a3d,#ffb020)}
.i-purple{background:linear-gradient(135deg,#7c5cff,#a78bfa)}
.i-pink{background:linear-gradient(135deg,#f05a9c,#ff85c2)}
.sol-card h3{font-size:19px;font-weight:800;color:var(--ink);margin-bottom:10px}
.sol-card p{font-size:14px;color:var(--ink-2);line-height:1.75;margin-bottom:18px}
.sol-tag{display:inline-block;font-size:12px;color:var(--blue);background:var(--blue-l);padding:5px 12px;border-radius:8px;font-weight:600}

/* ---------- Scenes ---------- */
.scene-tabs{max-width:var(--wrap);margin:0 auto 30px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.st{padding:11px 22px;border-radius:12px;background:#fff;border:1px solid var(--line);color:var(--ink-2);font-size:14.5px;font-weight:600;transition:.25s}
.st:hover{border-color:var(--blue);color:var(--blue)}
.st.active{background:var(--ink);border-color:var(--ink);color:#fff;box-shadow:0 10px 24px -8px rgba(28,36,54,.35)}
.scene-panels{max-width:var(--wrap);margin:0 auto}
.sp{display:none;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:40px;gap:48px}
.sp.active{display:grid;grid-template-columns:1fr 1fr;align-items:center;animation:rise .45s ease}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.sp-text h3{font-size:24px;font-weight:800;color:var(--ink);margin-bottom:20px;line-height:1.3}
.sp-text ul{display:flex;flex-direction:column;gap:13px;margin-bottom:26px}
.sp-text li{position:relative;padding-left:28px;font-size:15px;color:var(--ink-2);line-height:1.7}
.sp-text li::before{content:'✓';position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:rgba(30,94,255,.1);color:var(--blue);font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:800}
.sp-stat{font-size:13.5px;color:var(--ink-3);background:#f8faff;border:1px dashed #d2ddf0;border-radius:12px;padding:12px 18px}
.sp-stat b{color:var(--blue);font-weight:800}
.sp-vis{display:flex;align-items:center;justify-content:center}
.sim-card{width:100%;max-width:400px;background:#0e1626;border-radius:20px;padding:24px;color:#fff}
.sim-head{font-size:13px;color:#9db1d6;margin-bottom:18px;font-weight:600}
.sim-row{display:flex;align-items:center;gap:12px;margin-bottom:13px;font-size:12.5px;color:#c7d4ec}
.sim-row span{width:56px}
.bar{flex:1;height:8px;background:rgba(255,255,255,.1);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#1e5eff,#22d3ee)}
.sim-row em{font-style:normal;width:30px;text-align:right;font-weight:700;color:#fff}
.sim-note{font-size:11.5px;color:#7f93ba;background:rgba(255,255,255,.05);padding:10px 14px;border-radius:10px;margin-top:6px;line-height:1.6}
.sim-note.ok{color:#4ade80}
.seg{margin-bottom:14px}
.seg b{display:block;font-size:12px;color:#c7d4ec;margin-bottom:8px;font-weight:600}
.member-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:12px}
.member-grid span{background:rgba(255,255,255,.07);border-radius:9px;padding:8px 4px;text-align:center;font-size:11.5px;color:#c7d4ec}
.funnel{display:flex;flex-direction:column;gap:8px;margin-bottom:10px}
.fu{background:linear-gradient(90deg,rgba(30,94,255,.85),rgba(30,94,255,.45));border-radius:8px;padding:8px 14px;font-size:12px;color:#fff}
.fu:nth-child(2){background:linear-gradient(90deg,rgba(30,94,255,.7),rgba(30,94,255,.35))}
.fu:nth-child(3){background:linear-gradient(90deg,rgba(30,94,255,.55),rgba(30,94,255,.25))}
.fu:nth-child(4){background:linear-gradient(90deg,#22d3ee,#22d3ee55)}
.task-line{display:flex;gap:12px;padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.08);font-size:12.5px;color:#c7d4ec}
.task-line b{color:#22d3ee;font-family:'Inter',monospace;min-width:46px;font-size:12px}
.task-line:last-of-type{border-bottom:none}

/* ---------- AI compare ---------- */
.compare{max-width:940px;margin:0 auto 90px;display:grid;grid-template-columns:1fr auto 1fr;gap:28px;align-items:center}
.cmp-card{border-radius:var(--radius-lg);padding:36px}
.cmp-card.bad{background:#faf6f8;border:1px solid #f0e0ea}
.cmp-card.good{background:linear-gradient(160deg,#eef4ff,#eafaff);border:1px solid #c9dcff}
.cmp-card h4{font-size:18px;font-weight:800;margin-bottom:20px;color:var(--ink);display:flex;align-items:center;gap:10px}
.x-ic{width:28px;height:28px;border-radius:50%;background:#ffe3ec;color:#e5488a;display:inline-flex;align-items:center;justify-content:center;font-size:13px}
.ok-ic{width:28px;height:28px;border-radius:50%;background:#d4f6e8;color:#0caa6d;display:inline-flex;align-items:center;justify-content:center;font-size:13px}
.cmp-card li{position:relative;padding:10px 0 10px 26px;color:var(--ink-2);font-size:14.5px;border-bottom:1px solid rgba(0,0,0,.04)}
.cmp-card li:last-child{border-bottom:none}
.cmp-card.good li::before{content:'✓';position:absolute;left:0;color:var(--green);font-weight:800}
.cmp-card.bad li::before{content:'✕';position:absolute;left:0;color:#e5488a;font-weight:700}
.vs{width:56px;height:56px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;box-shadow:0 14px 30px -8px rgba(28,36,54,.4)}

.ai-flow{max-width:var(--wrap);margin:0 auto;display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.ai-node{flex:1;text-align:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 12px;transition:.3s}
.ai-node:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c9dcff}
.n-ico{display:block;font-size:30px;margin-bottom:10px}
.ai-node b{display:block;font-size:15px;font-weight:800;color:var(--ink);margin-bottom:4px}
.ai-node em{font-style:normal;font-size:11.5px;color:var(--ink-3);line-height:1.5;display:block}
.ai-line{align-self:center;width:3.2%;height:2px;background:linear-gradient(90deg,var(--blue),var(--cyan));margin-top:-30px}

/* ---------- Customers ---------- */
.customer-grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cus-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:.3s;display:flex;flex-direction:column}
.cus-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d4e0f5}
.cus-card.main{background:linear-gradient(155deg,#12318f,#1e5eff 45%,#06b6e6);border:none;color:#fff}
.cus-industry{display:inline-block;font-size:11.5px;font-weight:700;color:var(--blue);background:var(--blue-l);padding:5px 12px;border-radius:8px;margin-bottom:18px;align-self:flex-start}
.cus-industry.green{color:#0caa6d;background:#e0f8ee}
.cus-industry.cyan{color:#0694b6;background:#e2f8fd}
.cus-industry.orange{color:#e8752a;background:#fff0e6}
.cus-industry.pink{color:#d1457e;background:#fdeaf3}
.cus-card.main .cus-industry{background:rgba(255,255,255,.2);color:#fff}
.cus-card h3{font-size:19px;font-weight:800;color:var(--ink);margin-bottom:10px}
.cus-card.main h3{color:#fff}
.cus-card p{font-size:13.5px;color:var(--ink-2);line-height:1.75;flex:1;margin-bottom:20px}
.cus-card.main p{color:rgba(255,255,255,.88)}
.cus-data{display:flex;gap:24px;padding-top:18px;border-top:1px solid rgba(0,0,0,.05)}
.cus-card.main .cus-data{border-top-color:rgba(255,255,255,.2)}
.cus-data b{display:block;font-size:27px;font-weight:800;color:var(--blue);line-height:1}
.cus-card.main .cus-data b{color:#fff}
.cus-data small{font-size:12px;font-weight:600;color:var(--ink-3)}
.cus-card.main .cus-data small{color:rgba(255,255,255,.75)}
.cus-data span{display:block;font-size:11.5px;color:var(--ink-3);margin-top:4px}
.cus-card.main .cus-data span{color:rgba(255,255,255,.65)}
.quote-strip{max-width:900px;margin:60px auto 0}
.q-item{text-align:center;padding:36px;background:#fff;border-radius:var(--radius-lg);border:1px solid var(--line);position:relative}
.q-item::before{content:'"';position:absolute;top:6px;left:24px;font-size:80px;color:var(--blue-l);font-family:Georgia,serif;line-height:1}
.q-item p{font-size:18px;color:var(--ink);line-height:1.8;font-weight:500;font-style:italic}
.q-item span{display:block;margin-top:16px;font-size:13.5px;color:var(--ink-3)}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.25s}
.faq-list details[open]{border-color:#c9dcff;box-shadow:0 10px 30px -12px rgba(30,94,255,.15)}
.faq-list summary{list-style:none;display:flex;align-items:center;gap:16px;padding:20px 24px;cursor:pointer;font-size:16px;font-weight:700;color:var(--ink)}
.faq-list summary i{width:30px;height:30px;border-radius:50%;background:var(--blue-l);color:var(--blue);display:flex;align-items:center;justify-content:center;font-style:normal;font-size:18px;margin-left:auto;flex-shrink:0;transition:.3s;font-weight:400}
.faq-list details[open] summary i{transform:rotate(45deg)}
.faq-list details p{padding:0 24px 22px;color:var(--ink-2);font-size:14.5px;line-height:1.8;border-top:1px dashed var(--line);margin:0 24px 0 0;padding-top:16px}

/* ---------- Blog ---------- */
.blog-grid{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.3s;cursor:pointer;display:flex;flex-direction:column}
.post:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d4e0f5}
.post:hover h3{color:var(--blue)}
.post.main{background:linear-gradient(155deg,#0e1626,#1e5eff);border:none}
.post.main h3{color:#fff}
.post.main p{color:rgba(255,255,255,.82)}
.post.main .post-meta{color:rgba(255,255,255,.6)}
.post.main .post-meta b{color:rgba(255,255,255,.4)}
.post-cat{display:inline-block;font-size:11px;font-weight:700;padding:5px 11px;border-radius:8px;margin-bottom:16px;align-self:flex-start}
.cat-featured{background:rgba(255,255,255,.18);color:#fff}
.cat-blue{background:var(--blue-l);color:var(--blue)}
.cat-green{background:#e0f8ee;color:#0caa6d}
.cat-orange{background:#fff0e6;color:#e8752a}
.post h3{font-size:17.5px;font-weight:800;color:var(--ink);line-height:1.5;margin-bottom:12px;transition:.2s}
.post p{font-size:13.5px;color:var(--ink-2);line-height:1.75;flex:1;margin-bottom:16px}
.post-meta{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--ink-3)}
.post-meta b{color:#c3cede;font-weight:400}

/* ---------- Final CTA ---------- */
.final-cta{position:relative;overflow:hidden;padding:110px 24px;text-align:center;background:linear-gradient(140deg,#0c1f5c,#1e5eff 55%,#0aa3dd)}
.final-cta-inner{position:relative;max-width:760px;margin:0 auto}
.cta-glow{position:absolute;inset:-100px -200px;background:radial-gradient(400px 300px at 70% 30%,rgba(255,255,255,.18),transparent 60%);pointer-events:none}
.eyebrow.dark{background:rgba(255,255,255,.18);color:#fff}
.final-cta h2{font-size:clamp(30px,4vw,52px);font-weight:800;color:#fff;line-height:1.15;letter-spacing:-.02em;margin-bottom:18px}
.final-cta p{font-size:17px;color:rgba(255,255,255,.85);margin-bottom:36px}
.final-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn-white{display:inline-flex;align-items:center;gap:8px;padding:15px 30px;border-radius:14px;background:#fff;color:#1e5eff;font-size:15px;font-weight:800;box-shadow:0 16px 40px -8px rgba(0,0,0,.3);transition:.25s}
.btn-white:hover{transform:translateY(-2px)}
.btn-white-line{display:inline-flex;align-items:center;gap:8px;padding:15px 26px;border-radius:14px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.35);color:#fff;font-size:15px;font-weight:600;transition:.25s}
.btn-white-line:hover{background:rgba(255,255,255,.2)}

/* ---------- Footer ---------- */
.footer{background:#0e1626;color:#fff;padding:70px 24px 30px}
.footer-inner{max-width:var(--wrap);margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:46px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand p{color:#8fa1c4;font-size:14px;line-height:1.8;margin-top:18px;max-width:340px}
.footer .brand-txt b{color:#fff}
.footer .brand-txt em{color:#64799f}
.footer-col h4{font-size:13px;font-weight:800;color:#d7e1f5;margin-bottom:18px;letter-spacing:.04em}
.footer-col{display:flex;flex-direction:column;gap:12px}
.footer-col a,.footer-col button{color:#8fa1c4;font-size:14px;transition:.2s;text-align:left;padding:0}
.footer-col a:hover,.footer-col button:hover{color:#fff}
.footer-bottom{max-width:var(--wrap);margin:26px auto 0;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:#64799f}
.footer-icp{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.footer-icp a{color:#64799f;transition:.2s}
.footer-icp a:hover{color:#c3d2ee}

/* ---------- to-top ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:13px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(30,94,255,.35);opacity:0;pointer-events:none;transform:translateY(14px);transition:.3s;z-index:60}
.to-top svg{width:20px;height:20px}
.to-top.show{opacity:1;pointer-events:auto;transform:none}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;z-index:500;display:none;align-items:center;justify-content:center;padding:20px}
.modal.show{display:flex}
.modal-mask{position:absolute;inset:0;background:rgba(14,22,38,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);animation:fade .25s}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal-card{position:relative;width:100%;max-width:520px;background:#fff;border-radius:24px;padding:38px 36px;box-shadow:0 40px 90px rgba(0,0,0,.25);animation:pop .35s cubic-bezier(.2,.9,.3,1);max-height:90vh;overflow:auto}
.modal-card.modal-narrow{max-width:430px}
.modal-video{max-width:600px}
@keyframes pop{from{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:none}}
.m-close{position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:50%;background:#f2f5fb;display:flex;align-items:center;justify-content:center;color:var(--ink-2);transition:.2s}
.m-close:hover{background:#e6ecf9;transform:rotate(90deg)}
.m-close svg{width:15px;height:15px}
.m-eyebrow{display:inline-block;font-size:12px;font-weight:800;color:var(--blue);background:var(--blue-l);padding:6px 13px;border-radius:99px;margin-bottom:14px;letter-spacing:.04em}
.modal-card h3{font-size:24px;font-weight:800;color:var(--ink);margin-bottom:8px;letter-spacing:-.01em}
.m-desc{font-size:14px;color:var(--ink-2);margin-bottom:22px;line-height:1.7}
.m-info{background:#f8faff;border:1px solid var(--line);border-radius:14px;padding:6px 18px;margin-bottom:22px}
.m-info>div{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px dashed #dde6f5;font-size:13.5px}
.m-info>div:last-child{border-bottom:none}
.m-info span{color:var(--ink-3)}
.m-info b{color:var(--ink);font-weight:600;font-family:'Inter',monospace;font-size:12.5px}
.m-btn-main{display:flex;align-items:center;justify-content:center;width:100%;padding:15px;border-radius:14px;background:var(--grad);color:#fff;font-size:15.5px;font-weight:700;box-shadow:0 12px 30px -6px rgba(30,94,255,.5);transition:.25s}
.m-btn-main:hover{transform:translateY(-2px)}
.m-tip{margin-top:16px;text-align:center;font-size:12.5px;color:#e8752a;background:#fff6ee;border-radius:10px;padding:9px}
.doc-links{display:flex;flex-direction:column;gap:10px}
.doc-link{display:flex;align-items:center;gap:14px;padding:15px 16px;background:#f8faff;border:1px solid var(--line);border-radius:14px;transition:.25s;text-align:left}
.doc-link:hover{border-color:#c9dcff;transform:translateX(4px);box-shadow:0 8px 20px -8px rgba(30,94,255,.18)}
.dl-ico{width:44px;height:44px;border-radius:12px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.doc-link div{flex:1}
.doc-link b{display:block;font-size:14.5px;color:var(--ink);font-weight:700}
.doc-link em{font-style:normal;font-size:12px;color:var(--ink-3)}
.doc-link>i{font-style:normal;color:#c3cede;font-size:18px}
.doc-link:hover>i{color:var(--blue);transform:translateX(3px)}
.qr-box{text-align:center;background:#f8faff;border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:18px}
.qr-frame{width:180px;height:180px;margin:0 auto 14px;padding:10px;background:#fff;border-radius:14px;border:1px solid var(--line)}
.qr-frame img{width:100%;height:100%;object-fit:contain}
.qr-box p{font-size:13px;color:var(--ink-2)}
.svc-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.svc-mini>div{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 6px;background:#f8faff;border-radius:12px;font-size:11.5px;color:var(--ink-2);font-weight:600;text-align:center}
.svc-mini span{font-size:18px}
.v-frame{aspect-ratio:16/9;background:#0e1626;border-radius:16px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.v-play{width:66px;height:66px;border-radius:50%;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;margin-bottom:12px}
.v-frame p{position:absolute;bottom:20px;color:#8fa1c4;font-size:13px;text-align:center}
.v-frame p a{color:#7dd3fc;font-weight:600}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .menu{display:none}
  .menu.open{display:flex;flex-direction:column;position:absolute;top:66px;left:16px;right:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:0 30px 60px rgba(14,22,38,.15)}
  .menu.open a{padding:13px 16px}
  .burger{display:flex}
  .hero-inner{grid-template-columns:1fr;gap:60px}
  .hero-visual{max-width:600px}
  .sol-grid,.customer-grid,.blog-grid{grid-template-columns:repeat(2,1fr)}
  .sp.active{grid-template-columns:1fr;gap:30px}
  .ai-flow{flex-wrap:wrap;justify-content:center}
  .ai-node{flex:0 0 calc(33% - 12px)}
  .ai-line{display:none}
}
@media(max-width:720px){
  .sol-grid,.customer-grid,.blog-grid{grid-template-columns:1fr}
  .section{padding:80px 18px}
  .hero{padding:120px 18px 30px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:30px}
  .compare{grid-template-columns:1fr;gap:14px}
  .vs{margin:0 auto}
  .fc-1{left:8px}
  .fc-2{right:8px}
  .kpi-row{grid-template-columns:1fr 1fr}
  .float-card{display:none}
  .nav-cta .btn-ghost-sm{display:none}
}
@media(max-width:460px){
  .footer-inner{grid-template-columns:1fr}
  .btn-big-blue,.btn-big-line{width:100%;justify-content:center}
  .kpi-row{grid-template-columns:1fr}
}

/* ================================================================
   动效增强（2026-09）：滚动进度条 / 入场级联 / 跑马灯 / 微交互
   ================================================================ */

/* 顶部阅读进度条（由 JS 写入 --sp） */
body::before{content:'';position:fixed;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));transform-origin:0 50%;transform:scaleX(var(--sp,0));z-index:120;pointer-events:none}

/* 滚动入场：默认隐藏，滚入后加 .in 渐变上移（--d 由 JS 级联赋值） */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1);transition-delay:var(--d,0s)}
.rv.in{opacity:1;transform:none}

/* 客户 Logo 无缝跑马灯（HTML 含两条相同 track） */
.logos-track{display:flex;gap:30px;align-items:center;flex-shrink:0;padding-right:30px;min-width:max-content;animation:marquee 42s linear infinite}
.logos:hover .logos-track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-100%)}}

/* 主按钮：悬停流光 + 按下微缩放 */
.btn-blue,.btn-big-blue,.m-btn-main{position:relative;overflow:hidden}
.btn-blue::after,.btn-big-blue::after,.m-btn-main::after{content:'';position:absolute;top:0;bottom:0;left:-75%;width:45%;background:linear-gradient(105deg,transparent,rgba(255,255,255,.38),transparent);transform:skewX(-18deg);pointer-events:none;transition:left .55s ease}
.btn-blue:hover::after,.btn-big-blue:hover::after,.m-btn-main:hover::after{left:130%}
.btn-blue:active,.btn-big-blue:active,.m-btn-main:active,.btn-white:active,.btn-white-line:active{transform:translateY(0) scale(.97)}

/* 能力图标：悬停轻微弹起旋转 */
.sol-ico{transition:transform .3s ease}
.sol-card:hover .sol-ico{transform:scale(1.1) rotate(-5deg)}

/* 场景步骤条高亮联动 */
.ai-node:hover em{color:var(--blue)}

/* 品牌图标：内联 SVG 替换为图片，圆角方块样式与原版一致 */
.brand-mark img{width:100%;height:100%;object-fit:cover;border-radius:10px;display:block}

/* 回到顶部：悬停上浮更明显 */
.to-top:hover{background:var(--blue-d);transform:translateY(-2px)}

/* 移动端：Logo 区独占一行 */
@media(max-width:720px){
  .logos-strip{flex-direction:column;align-items:flex-start;gap:12px}
  .logos{width:100%;flex:none}
}

/* 用户开启“减弱动态效果”时关闭大部分动画 */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  .rv{opacity:1 !important;transform:none !important}
  .logos-track{animation:none !important}
  .logos-track:nth-child(2){display:none}
}