@import"https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@400;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap";:root{color-scheme:light;font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6;font-weight:400;--bg: #f5f7fb;--bg-soft: #e8eef7;--card: rgba(255, 255, 255, .92);--card-strong: #ffffff;--text: #0c1526;--muted: rgba(12, 21, 38, .68);--accent: #00b7d6;--accent-2: #ff7a1a;--accent-3: #1bcf8d;--border: rgba(0, 183, 214, .2);--shadow: 0 24px 50px rgba(12, 21, 38, .12);--radius: 22px}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;background:var(--bg);color:var(--text)}html{scroll-behavior:smooth}a{color:inherit;text-decoration:none}ul{padding-left:1.1rem}img,svg{display:block;max-width:100%}.app{min-height:100vh;padding-bottom:52px;background:radial-gradient(1200px 600px at 10% -10%,rgba(0,183,214,.2),transparent 60%),radial-gradient(800px 500px at 90% 10%,rgba(255,122,26,.14),transparent 60%),linear-gradient(180deg,#f5f7fb,#e8eef7 55%,#f4f8fc)}.site-header{position:sticky;top:0;z-index:50;background:#ffffffd9;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,183,214,.12)}.nav-inner{max-width:1200px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-family:Chakra Petch,sans-serif;font-weight:700;letter-spacing:.04em}.brand-mark{width:38px;height:38px;border-radius:12px;background:conic-gradient(from 180deg at 50% 50%,#00b7d6,#1bcf8d,#ff7a1a,#00b7d6);box-shadow:0 0 18px #00b7d659}.brand-text{display:flex;flex-direction:column;font-size:14px;gap:2px}.brand-text strong{font-size:16px}.nav-links{display:flex;align-items:center;gap:18px;flex:1;justify-content:center;flex-wrap:wrap}.nav-item{display:inline-flex;align-items:center;justify-content:center;padding:8px 14px;font-size:16px;font-weight:600;letter-spacing:.02em;border-radius:999px;color:var(--text);transition:background .2s ease,color .2s ease}.nav-item:hover{background:#00b7d61f}.nav-item small{font-size:11px;color:var(--muted);letter-spacing:.02em}.nav-actions{display:flex;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:999px;font-weight:600;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease;font-family:Chakra Petch,sans-serif}.btn.primary{background:linear-gradient(120deg,#00b7d6,#3c7bff);color:#f5fbff;box-shadow:0 18px 40px #00b7d64d}.btn.ghost{border-color:#00b7d666;color:var(--text);background:#ffffffb3}.btn:hover{transform:translateY(-2px)}.section{padding:90px 24px;position:relative;color:var(--text);scroll-margin-top:96px}.section-dark{--text: #0c1526;--muted: rgba(12, 21, 38, .65);--card: rgba(255, 255, 255, .92);--card-strong: #ffffff;--border: rgba(0, 183, 214, .2);background:linear-gradient(180deg,#f8fbfffa,#e8eff8f2)}.section-accent{background:linear-gradient(120deg,#e8eff8e6,#f0f6fcf2)}.section-inner{max-width:1200px;margin:0 auto}.section-header{margin-bottom:36px;max-width:720px}.section-header.secondary{margin-top:40px}.eyebrow{font-family:Chakra Petch,sans-serif;color:var(--accent);text-transform:uppercase;letter-spacing:.2em;font-size:12px;margin-bottom:12px}.section h2{font-size:clamp(26px,3vw,40px);font-family:Chakra Petch,sans-serif}.subtext{color:var(--muted);margin-top:12px}.hero{padding-top:120px;background:linear-gradient(180deg,#f8fbfff5,#e8eff8f5)}.hero-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;align-items:center}.hero-content h1{font-size:clamp(34px,5vw,64px);font-family:Chakra Petch,sans-serif;line-height:1.1}.lead{margin-top:18px;color:var(--muted)}.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px}.hero-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-top:32px}.stat-card{padding:16px 18px;border-radius:16px;background:#ffffffe6;border:1px solid rgba(0,183,214,.2);box-shadow:var(--shadow)}.stat-value{font-size:20px;font-weight:700;font-family:Chakra Petch,sans-serif}.stat-label{color:var(--muted);font-size:12px}.hero-visual{position:relative;height:420px;border-radius:28px;background:linear-gradient(135deg,#fffffff2,#dfecf8f2);border:1px solid rgba(0,183,214,.25);overflow:hidden;box-shadow:var(--shadow)}.hero-orb{position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(0,183,214,.45),transparent 70%);top:-60px;right:-40px;filter:blur(4px);animation:float 8s ease-in-out infinite}.hero-ring{position:absolute;border-radius:50%;border:1px solid rgba(0,183,214,.2);width:320px;height:320px;top:40px;left:60px;animation:spin 18s linear infinite}.hero-ring.ring-two{width:220px;height:220px;top:90px;left:110px;border-color:#ff7a1a4d;animation-duration:26s}.hero-core{position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;width:150px;height:150px;border-radius:24px;background:linear-gradient(135deg,#00b7d633,#fffffff2);border:1px solid rgba(0,183,214,.35);display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:Chakra Petch,sans-serif;text-transform:uppercase;font-weight:700;letter-spacing:.1em;gap:4px;box-shadow:0 18px 30px #00b7d633}.hero-core em{font-style:normal;font-size:12px;color:var(--muted)}.hero-panel{position:absolute;bottom:26px;left:26px;right:26px;display:grid;gap:10px}.panel-row{display:flex;gap:10px;flex-wrap:wrap}.panel-tag{padding:6px 12px;border-radius:999px;border:1px solid rgba(0,183,214,.25);background:#fffc;font-size:12px;color:var(--text)}.card-grid{display:grid;gap:22px}.card-grid.four{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}.card-grid.three{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:26px;position:relative;overflow:hidden;box-shadow:var(--shadow)}.card:before{content:"";position:absolute;top:-60px;right:-40px;width:160px;height:160px;background:radial-gradient(circle,rgba(0,183,214,.18),transparent 70%)}.card h3{font-size:20px;margin-bottom:8px}.card-subtitle{color:var(--muted);margin-bottom:16px}.card ul{display:grid;gap:8px;color:var(--muted);font-size:14px}.card-icon{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;background:#00b7d61f;border:1px solid rgba(0,183,214,.3)}.card-icon svg{width:20px;height:20px;stroke:var(--accent);stroke-width:1.6;fill:none}.challenges-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px}.challenge-tab{border:1px solid var(--border);background:var(--card);color:var(--muted);border-radius:999px;padding:14px 18px;font-size:16px;font-weight:600;font-family:Chakra Petch,sans-serif;letter-spacing:.02em;text-align:center;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease}.challenge-tab:hover,.challenge-tab:focus-visible,.challenge-tab.active{color:var(--text);border-color:#00b7d680;box-shadow:0 16px 32px #00b7d62e;transform:translateY(-2px)}.challenge-tab:focus-visible{outline:2px solid rgba(0,183,214,.6);outline-offset:3px}.challenge-detail{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:28px;padding:28px;border-radius:var(--radius);border:1px solid var(--border);background:var(--card-strong);box-shadow:var(--shadow);align-items:center}.challenge-detail-header h3{font-size:26px}.challenge-detail-header .card-subtitle{margin-bottom:0}.challenge-detail-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:12px}.challenge-detail-list.is-interactive li{cursor:pointer}.challenge-detail-list li{display:grid;gap:4px;padding:12px 14px;border-radius:14px;border:1px solid rgba(0,183,214,.2);background:#00b7d614}.challenge-detail-list li.is-active{border-color:#00b7d68c;background:#00b7d62e;box-shadow:0 14px 28px #00b7d62e}.challenge-point-title{font-weight:600}.challenge-point-text{color:var(--muted);font-size:14px}.challenge-detail-note{margin-top:16px;color:var(--accent);font-weight:600}.challenge-detail-media{width:100%;padding:12px;border-radius:18px;border:1px solid rgba(0,183,214,.3);background:#f4f7fb;box-shadow:0 24px 40px #0c15262e}.challenge-detail-media img{width:100%;height:auto;border-radius:12px;object-fit:contain}.scene-carousel-image{animation:fadeIn .45s ease}.chip-row{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:6px 10px;border-radius:999px;font-size:12px;border:1px solid rgba(0,183,214,.2);background:#ffffffb3}.card-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}.pill{font-size:12px;padding:4px 10px;border-radius:999px;background:#ff7a1a29;border:1px solid rgba(255,122,26,.5);color:#b35400}.card-link,.detail-link{margin-top:16px;display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--accent)}.detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}.detail-card{background:var(--card-strong);border-radius:var(--radius);border:1px solid rgba(0,183,214,.2);padding:28px;box-shadow:var(--shadow);scroll-margin-top:96px}.detail-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.detail-text{color:var(--muted);margin-bottom:12px}.detail-card ul{display:grid;gap:8px;font-size:14px;color:var(--muted)}.cases-section{position:relative;overflow:hidden;background:radial-gradient(1200px 600px at 10% 0%,rgba(0,183,214,.14),transparent 60%),radial-gradient(900px 500px at 90% 15%,rgba(255,122,26,.12),transparent 65%),linear-gradient(180deg,#f8fbfffa,#e8eff8f2)}.cases-section:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(400px 400px at 70% 35%,rgba(27,207,141,.12),transparent 70%),linear-gradient(90deg,transparent 0%,rgba(0,183,214,.08) 50%,transparent 100%);pointer-events:none}.cases-carousel{display:grid;gap:32px;position:relative;z-index:1}.carousel-card{position:relative;padding:32px;border-radius:28px;border:1px solid var(--border);box-shadow:var(--shadow)}.carousel-controls{display:flex;justify-content:space-between;gap:16px;margin-bottom:18px}.scenario-card{background:var(--card)}.carousel-case{background:#fffffff5;color:#0c1526;--muted: rgba(12, 21, 38, .68)}.carousel-body{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:24px;align-items:center}.carousel-copy{display:grid;gap:18px}.carousel-copy .card-subtitle{margin:0}.carousel-title{font-size:clamp(22px,3vw,32px)}.scenario-points{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:14px}.scenario-points li{display:grid;grid-template-columns:22px 1fr;gap:12px}.scenario-points strong{display:block;font-weight:600}.scenario-points span{color:var(--muted);font-size:14px}.carousel-media{border-radius:18px;overflow:hidden;border:1px solid rgba(0,183,214,.35);background:#f4f7fb;height:260px;padding:10px;display:grid;place-items:center}.carousel-case .carousel-media{background:#f4f7fb;border-color:#00b7d633;height:320px}.carousel-media img{width:100%;height:100%;object-fit:contain}.case-media-grid{width:100%;height:100%;display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px}.case-media-grid.multi{grid-template-columns:repeat(3,minmax(0,1fr))}.case-media-tile{border-radius:12px;border:1px solid rgba(0,183,214,.18);background:#fff;padding:6px;display:grid;place-items:center;height:100%}.case-media-tile img{width:100%;height:100%;object-fit:contain}.carousel-nav{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border-radius:999px;border:1px solid rgba(0,183,214,.45);background:#ffffffd9;color:var(--text);font-family:Chakra Petch,sans-serif;font-size:14px;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.carousel-case .carousel-nav{background:#ffffffeb;color:#0c1526}.carousel-nav:hover,.carousel-nav:focus-visible{border-color:#00b7d6b3;box-shadow:0 16px 30px #00b7d633;transform:translateY(-1px)}.carousel-nav:focus-visible{outline:2px solid rgba(0,183,214,.7);outline-offset:3px}.scenario-point-icon,.case-point-icon{width:10px;height:10px;border-radius:50%;margin-top:4px;background:var(--accent);flex-shrink:0}.scenario-point-icon.tone-warm{background:var(--accent-2)}.scenario-point-icon.tone-cool{background:var(--accent-3)}.case-header{display:flex;align-items:center;gap:12px;margin:0}.case-header h3{font-size:clamp(22px,3vw,30px)}.case-badge{padding:4px 10px;border-radius:999px;font-size:12px;border:1px solid rgba(255,122,26,.6);background:#ff7a1a2e;color:#b35400;font-weight:600}.case-points{list-style:none;padding:0;margin:0;display:grid;gap:14px}.case-points li{display:grid;grid-template-columns:22px 1fr;gap:12px}.case-points strong{display:block;font-weight:600}.case-points span{color:var(--muted);font-size:14px}.case-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.case-stat{padding:14px 16px;border-radius:14px;border:1px solid rgba(0,183,214,.25);background:#00b7d614}.case-stat-value{font-family:Chakra Petch,sans-serif;font-weight:700}.case-stat-label,.case-note{font-size:12px;color:var(--muted)}.case-avatar-row{display:flex;align-items:center;flex-wrap:wrap;row-gap:8px;margin-top:12px;padding-left:4px}.case-avatar{width:32px;height:32px;border-radius:50%;border:2px solid #ffffff;object-fit:cover;background:#fff;margin-left:-8px;box-shadow:0 6px 14px #0c15261f}.case-avatar-row .case-avatar:first-child{margin-left:0}.case-grid{display:grid;gap:24px}.case-card{display:grid;grid-template-columns:minmax(220px,.9fr) 1.1fr;gap:24px;align-items:center;background:var(--card);border-radius:var(--radius);border:1px solid rgba(0,183,214,.2);padding:20px;box-shadow:var(--shadow)}.case-visual{height:200px;border-radius:18px;overflow:hidden;border:1px solid rgba(0,183,214,.2)}.case-visual-inner{width:100%;height:100%;background:radial-gradient(circle at 30% 20%,rgba(0,183,214,.5),transparent 60%),linear-gradient(135deg,#fffc,#dce9f6f2)}.case-visual-inner.variant-2{background:radial-gradient(circle at 60% 20%,rgba(255,122,26,.45),transparent 60%),linear-gradient(135deg,#ffffffd9,#e7edf6f2)}.case-visual-inner.variant-3{background:radial-gradient(circle at 70% 30%,rgba(27,207,141,.45),transparent 60%),linear-gradient(135deg,#ffffffd9,#e5eff4f2)}.case-content ul{display:grid;gap:8px;color:var(--muted);font-size:14px}.case-metrics{margin-top:30px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.metric-card{padding:16px 20px;border-radius:16px;border:1px solid rgba(0,183,214,.18);background:#ffffffe6}.metric-value{font-weight:700;font-family:Chakra Petch,sans-serif}.metric-label{font-size:12px;color:var(--muted)}.platform-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;align-items:center}.platform-card-grid{margin-top:28px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.platform-card{border:1px solid rgba(0,183,214,.2);border-radius:18px;padding:18px;text-align:left;display:flex;gap:14px;align-items:flex-start;cursor:pointer;background:var(--card);color:var(--text);font:inherit;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.platform-card strong{display:block;font-size:16px;margin-bottom:6px}.platform-card-text{display:block;font-size:13px;color:var(--muted)}.platform-card:hover,.platform-card:focus-visible,.platform-card.active{border-color:#00b7d680;box-shadow:0 18px 32px #00b7d62e;transform:translateY(-2px)}.platform-card:focus-visible{outline:2px solid rgba(0,183,214,.6);outline-offset:3px}.platform-card-icon{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:#00b7d61f;border:1px solid rgba(0,183,214,.3);flex-shrink:0}.platform-card-icon svg{width:20px;height:20px;stroke:var(--accent);stroke-width:1.6;fill:none}.platform-visual{position:relative;height:420px;border-radius:24px;border:1px solid rgba(0,183,214,.25);background:#f4f7fb;overflow:hidden;padding:18px;display:grid;place-items:center}.platform-visual img{width:100%;height:100%;object-fit:contain;border-radius:16px;border:1px solid rgba(0,183,214,.35);background:#f4f7fb}.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.badge{padding:6px 12px;border-radius:999px;border:1px solid rgba(0,183,214,.2);background:#fffc;font-size:12px}.vision{background:radial-gradient(1000px 500px at 50% -10%,rgba(0,183,214,.18),transparent 60%),linear-gradient(180deg,#e8eff8e6,#f8fbfff2)}.vision-inner{text-align:center;max-width:780px}.vision-actions{display:flex;justify-content:center;gap:16px;margin-top:28px;flex-wrap:wrap}.footer{padding:60px 24px 80px;border-top:1px solid rgba(0,183,214,.12);background:#f1f5fa;scroll-margin-top:96px}.beian-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;background:transparent}.beian-inner{max-width:1200px;margin:0 auto;padding:8px 16px 10px;border-top:1px solid rgba(12,21,38,.24);text-align:center}.beian-link{display:inline-block;font-size:13px;color:#6b7280}.beian-link:hover{color:#4b5563;text-decoration:underline}.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;align-items:center}.footer-card{padding:20px;border-radius:18px;border:1px solid rgba(0,183,214,.2);background:#ffffffe6}.footer-label{color:var(--text);font-size:16px;font-weight:700;letter-spacing:.08em}.footer-highlight{margin:12px 0 8px;font-family:Chakra Petch,sans-serif;font-weight:600}.footer-qrcode{width:140px;height:140px;margin:12px 0;border-radius:12px;border:1px solid rgba(0,183,214,.2);background:#fff;object-fit:contain}.footer-note{color:var(--muted);font-size:12px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(12px)}}@keyframes fadeIn{0%{opacity:.3;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 980px){.nav-inner{flex-direction:column;align-items:flex-start}.nav-links{justify-content:flex-start}.hero-grid,.platform-grid,.platform-card-grid{grid-template-columns:1fr}.challenges-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.challenge-detail,.case-card,.carousel-body{grid-template-columns:1fr}.carousel-media{height:220px}.carousel-case .carousel-media{height:260px}.case-media-grid.multi{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 720px){.app{padding-bottom:56px}.section{padding:70px 20px}.hero{padding-top:110px}.platform-visual{height:320px}.challenge-tab{font-size:15px;letter-spacing:.04em}.hero-visual{height:340px}.carousel-media{height:200px}.carousel-case .carousel-media{height:220px}.case-media-grid.multi{grid-template-columns:1fr}}@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}