:root{
  --ink:#0a1f44;--ink2:#16345f;--muted:#657b9d;--line:#dce9fb;--blue:#1670ff;--blue2:#4e9cff;
  --sky:#eaf5ff;--ice:#f5faff;--white:#fff;--green:#16a56d;--orange:#ff7a32;
  --shadow:0 30px 80px rgba(25,84,164,.14);--shadow2:0 12px 40px rgba(25,84,164,.10);
  --r:30px;--max:1240px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}.wrap{width:min(var(--max),calc(100% - 42px));margin:auto}.nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.82);backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid rgba(217,232,249,.75)}
.nav-in{height:76px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:850;letter-spacing:-.5px}.brand-mark{width:38px;height:38px;border-radius:13px;background:linear-gradient(145deg,#74b1ff,#176eff 65%,#0d5ce5);box-shadow:0 10px 24px rgba(31,112,243,.24);position:relative}.brand-mark:before{content:"";position:absolute;left:11px;top:10px;width:16px;height:6px;border-radius:5px;background:#fff}.brand-mark:after{content:"";position:absolute;left:11px;top:10px;width:6px;height:18px;border-radius:5px;background:#fff}.nav-links{display:flex;gap:24px;align-items:center;margin-left:auto;font-size:14px;color:#476183}.nav-links a:hover{color:var(--blue)}.nav-cta{background:#0c6cf2;color:#fff;padding:10px 16px;border-radius:12px;font-weight:750}.lang{border:1px solid var(--line);padding:8px 11px;border-radius:12px;background:#fff;font-weight:800}.hamb{display:none;margin-left:auto;border:0;background:transparent;font-size:24px}.mobile-menu{display:none}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 80% 15%,rgba(133,196,255,.55),transparent 27%),linear-gradient(180deg,#f8fcff 0%,#eaf5ff 72%,#fff 100%);min-height:760px}
.hero:after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:170px;background:linear-gradient(160deg,transparent 30%,rgba(109,178,255,.12) 30.2%,rgba(109,178,255,.04) 58%,transparent 58.2%),linear-gradient(200deg,transparent 34%,rgba(70,140,230,.10) 34.2%,rgba(70,140,230,.025) 66%,transparent 66.2%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center;padding:104px 0 112px;position:relative;z-index:2}.tag{display:inline-flex;align-items:center;gap:8px;background:rgba(224,239,255,.88);border:1px solid #d6e9ff;border-radius:999px;padding:8px 13px;color:#1465dc;font-weight:800;font-size:13px}.dot-live{width:7px;height:7px;border-radius:50%;background:#1bb873;box-shadow:0 0 0 5px rgba(27,184,115,.10)}
h1{font-size:66px;line-height:1.06;letter-spacing:-2.8px;margin:22px 0 22px;font-weight:900}.accent{background:linear-gradient(110deg,#0c58d6,#1670ff 45%,#63a9ff);-webkit-background-clip:text;color:transparent}.hero p{font-size:19px;color:#58708f;max-width:640px;margin:0}.hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 20px;border-radius:15px;font-weight:800;border:1px solid transparent;cursor:pointer;transition:.2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,#1670ff,#0b61e7);color:white;box-shadow:0 14px 32px rgba(22,112,255,.25)}.btn-ghost{background:rgba(255,255,255,.76);border-color:#d8e8fb;color:#15375f}.micro{margin-top:14px!important;font-size:13px!important;color:#7890ad!important}
.hero-visual{position:relative;min-height:520px}.glow{position:absolute;width:430px;height:430px;border-radius:50%;background:rgba(82,164,255,.22);filter:blur(30px);right:20px;top:8px}.laptop{position:absolute;right:0;top:42px;width:92%;max-width:650px;filter:drop-shadow(0 38px 55px rgba(24,71,127,.22));transform:perspective(1100px) rotateY(-5deg) rotateX(1.5deg)}.screen-shell{background:linear-gradient(145deg,#18335a,#071427);padding:12px 12px 18px;border-radius:24px 24px 15px 15px}.screen{height:390px;border-radius:14px;background:#f9fbff;overflow:hidden;border:1px solid #dbe8f7}.screen-top{height:39px;background:#fff;border-bottom:1px solid #e7eef7;display:flex;align-items:center;padding:0 14px;gap:8px}.sdot{width:7px;height:7px;border-radius:50%;background:#dbe4ef}.app{display:grid;grid-template-columns:72px 1fr 205px;height:351px}.rail{background:linear-gradient(180deg,#155eb8,#0d4a9e);padding:16px 11px}.rail .ri{height:39px;border-radius:12px;background:rgba(255,255,255,.12);margin-bottom:11px}.rail .ri.active{background:#fff}.workspace{padding:18px;background:#f7faff}.workhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.workhead b{font-size:16px}.mini-btn{padding:7px 10px;border-radius:9px;background:#1670ff;color:#fff;font-size:10px}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.three .s{background:#fff;border:1px solid #e2ebf7;border-radius:14px;padding:12px;height:105px}.three .num{display:inline-grid;place-items:center;width:25px;height:25px;border-radius:8px;background:#eaf3ff;color:#1367e4;font-weight:900;font-size:12px}.three b{display:block;font-size:12px;margin-top:8px}.three small{font-size:9px;color:#7c91ab}.recent{margin-top:13px;background:#fff;border:1px solid #e4edf7;border-radius:14px;padding:12px}.line{height:8px;border-radius:99px;background:#edf2f8;margin:8px 0}.line.w70{width:70%}.line.w55{width:55%}.assets{background:#fff;border-left:1px solid #e6eef8;padding:17px}.assets h4{font-size:13px;margin:0 0 10px}.chip{font-size:10px;padding:9px 10px;border-radius:10px;background:#f4f7fb;margin:8px 0;color:#596f8e}.chip.memory{background:#e8f8f1;color:#0c8b5c;font-weight:800}.base{height:24px;background:linear-gradient(180deg,#dce2e9,#bfc7d3);clip-path:polygon(4% 0,96% 0,100% 100%,0 100%);border-radius:0 0 18px 18px}.float-card{position:absolute;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border:1px solid rgba(211,230,251,.95);box-shadow:var(--shadow2);border-radius:18px;padding:14px 16px}.float-card.one{left:5px;top:84px}.float-card.two{right:-8px;bottom:48px}.fc-title{font-weight:850;font-size:13px}.fc-sub{font-size:11px;color:#7890ad;margin-top:3px}
.section{padding:96px 0}.section-head{max-width:780px;margin-bottom:42px}.kicker{color:#1670ff;font-weight:850;font-size:13px;letter-spacing:.04em;text-transform:uppercase}.section h2{font-size:42px;line-height:1.18;letter-spacing:-1.4px;margin:10px 0 13px}.section-head p{color:var(--muted);font-size:17px}
.story{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.story-card{padding:30px;background:linear-gradient(180deg,#fff,#f9fcff);border:1px solid var(--line);border-radius:28px;min-height:280px;box-shadow:0 10px 35px rgba(31,78,137,.06)}.story-card .idx{font-size:12px;font-weight:900;color:#75a7e8}.story-card h3{font-size:24px;margin:18px 0 10px}.story-card p{color:var(--muted)}.story-card .bigicon{width:52px;height:52px;border-radius:16px;background:#e8f3ff;display:grid;place-items:center;color:#1369ea;font-weight:900;font-size:20px}
.writing{background:linear-gradient(180deg,#f6fbff,#eef7ff 70%,#fff)}.writing-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:42px;align-items:center}.bullets{display:grid;gap:13px;margin-top:24px}.bullet{display:flex;gap:12px;align-items:flex-start}.tick{width:24px;height:24px;border-radius:8px;background:#dff7ec;color:#0b9360;display:grid;place-items:center;font-weight:900;flex:none}.writing-window{background:#fff;border:1px solid #dbe9fa;border-radius:28px;box-shadow:var(--shadow);padding:18px}.ww-top{display:flex;align-items:center;justify-content:space-between;padding:8px 5px 16px}.tabs{display:flex;gap:7px}.tab{padding:7px 10px;background:#f2f6fb;border-radius:10px;font-size:10px}.tab.active{background:#e7f1ff;color:#1267e8;font-weight:800}.ww-body{display:grid;grid-template-columns:1fr 250px;gap:15px}.editor{border:1px solid #e4edf7;border-radius:18px;padding:18px;min-height:330px}.editor h4{margin:0 0 15px}.para{height:8px;border-radius:8px;background:#e9eff7;margin:10px 0}.para.w90{width:90%}.para.w78{width:78%}.para.w62{width:62%}.asset-panel{border:1px solid #e4edf7;border-radius:18px;padding:15px}.asset-panel h4{margin:0 0 12px}.asset-card{padding:12px;border-radius:12px;background:#f6f9fd;margin:9px 0;font-size:11px}.asset-card.green{background:#e9f8f1;color:#0d8d5e}.count{font-size:26px;font-weight:900;color:#0d8d5e}
.deep{padding:90px 0;background:radial-gradient(circle at 80% 20%,rgba(89,157,255,.24),transparent 28%),linear-gradient(135deg,#071e47,#0d3f8d 58%,#1269d9);color:#fff;position:relative;overflow:hidden}.deep:after{content:"";position:absolute;left:0;right:0;bottom:0;height:180px;background:linear-gradient(160deg,transparent 35%,rgba(145,197,255,.13) 35.3%,rgba(145,197,255,.03) 65%,transparent 65.3%)}.deep-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;position:relative;z-index:2}.deep h2{font-size:44px;line-height:1.15;margin:10px 0}.deep p{color:#c8dcfa;font-size:17px}.promise{display:grid;grid-template-columns:1fr 1fr;gap:14px}.promise-card{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:20px;backdrop-filter:blur(12px)}.promise-card b{display:block;margin-bottom:4px}.promise-card span{font-size:12px;color:#c8dcfa}
.ecos{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.ecos-main,.ecos-side{border:1px solid var(--line);border-radius:30px;padding:32px;background:#fff;box-shadow:0 12px 42px rgba(32,82,145,.06)}.ecos-main{background:linear-gradient(145deg,#f8fcff,#edf6ff)}.plugin-row{display:flex;align-items:center;gap:14px;padding:16px;background:#fff;border:1px solid #e3edf8;border-radius:18px;margin-top:12px}.picon{width:44px;height:44px;border-radius:14px;background:linear-gradient(145deg,#4a91ff,#176cff);color:#fff;display:grid;place-items:center;font-weight:900}.plugin-row small{color:var(--muted)}.badge{margin-left:auto;font-size:10px;padding:5px 8px;border-radius:999px;background:#e9f3ff;color:#176be7;font-weight:800}
.pricing{background:#f7fbff}.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}.price-card{background:#fff;border:1px solid var(--line);border-radius:30px;padding:34px;box-shadow:var(--shadow2)}.price-card.featured{border:2px solid #78adff;background:linear-gradient(180deg,#fff,#f4f9ff)}.price-row{display:flex;align-items:end;gap:12px;margin:18px 0}.price{font-size:48px;font-weight:900;letter-spacing:-1.5px}.source{font-size:11px;padding:5px 8px;border-radius:999px;background:#eef3f8;color:#7287a3}.source.live{background:#e7f8f0;color:#0d8f5e}.feature-list{list-style:none;padding:0;margin:22px 0}.feature-list li{padding:8px 0;color:#48617f}.feature-list li:before{content:"✓";color:#13a36d;font-weight:900;margin-right:10px}.paynote{padding:17px;border-radius:17px;background:#f5f8fc;color:#607894;font-size:13px}.price-card h3{font-size:26px;margin:0}.muted{color:var(--muted)}
.download{padding:90px 0}.download-box{border-radius:34px;background:linear-gradient(135deg,#e8f4ff,#f7fbff);border:1px solid #d6e9ff;padding:52px;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}.download-box:after{content:"";position:absolute;right:-55px;bottom:-70px;width:300px;height:220px;background:linear-gradient(150deg,transparent 20%,rgba(42,120,225,.13) 20.5%,rgba(42,120,225,.03) 55%,transparent 55.5%)}.download-box h2{font-size:38px;margin:0}.download-box p{color:var(--muted);margin:8px 0 0}.faq{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px}.faq-item{border-bottom:1px solid var(--line);padding:20px 0}.faq-item b{font-size:17px}.faq-item p{color:var(--muted);margin:7px 0 0}.footer{background:#071a38;color:#9bb5d6;padding:54px 0 32px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:30px}.footer h4{color:#fff;margin-top:0}.footer a{display:block;margin:8px 0}.copyright{border-top:1px solid rgba(255,255,255,.10);margin-top:34px;padding-top:24px;font-size:12px}
.modal{position:fixed;inset:0;background:rgba(5,19,43,.52);backdrop-filter:blur(9px);z-index:100;display:none;align-items:center;justify-content:center;padding:22px}.modal.open{display:flex}.modal-card{width:min(520px,100%);background:#fff;border-radius:28px;box-shadow:0 40px 110px rgba(0,0,0,.25);padding:28px}.modal-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.close{border:0;background:#eff4fa;width:34px;height:34px;border-radius:12px;cursor:pointer;font-size:20px}.checkout-price{font-size:38px;font-weight:900;color:#1269e8}.field{margin:18px 0}.field label{display:block;font-size:12px;color:#627a98;margin-bottom:7px}.field input{width:100%;padding:13px 14px;border:1px solid #d8e5f4;border-radius:13px;font-size:15px;outline:none}.checkout-hint{font-size:12px;color:#7c91ac;margin-top:11px;min-height:20px}.qr-fallback{height:170px;border-radius:18px;background:linear-gradient(145deg,#eef6ff,#fff);display:grid;place-items:center;font-weight:800;color:#176be6}.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);opacity:0;background:#102a50;color:#fff;padding:11px 16px;border-radius:12px;z-index:150;transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:980px){.nav-links{display:none}.hamb{display:block}.mobile-menu{position:fixed;left:18px;right:18px;top:82px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:var(--shadow2);z-index:59}.mobile-menu.open{display:block}.mobile-menu a{display:block;padding:11px}.hero-grid,.writing-grid,.deep-grid,.ecos,.price-grid,.faq{grid-template-columns:1fr}.hero-grid{padding-top:65px}.hero-visual{min-height:500px}.laptop{left:50%;right:auto;transform:translateX(-50%);width:95%}.story{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.promise{grid-template-columns:1fr 1fr}.hero{min-height:auto}h1{font-size:54px}.section h2,.deep h2{font-size:36px}}
@media(max-width:640px){.wrap{width:min(var(--max),calc(100% - 24px))}.nav-in{height:66px}.brand{font-size:20px}.brand-mark{width:34px;height:34px}.hero-grid{padding:54px 0 80px;gap:24px}h1{font-size:42px;letter-spacing:-1.5px}.hero p{font-size:16px}.hero-visual{min-height:390px}.screen{height:300px}.app{grid-template-columns:52px 1fr;height:261px}.assets{display:none}.rail{padding:12px 8px}.workspace{padding:12px}.three{gap:6px}.three .s{padding:8px;height:92px}.float-card{display:none}.section{padding:72px 0}.section h2,.deep h2{font-size:32px}.ww-body{grid-template-columns:1fr}.asset-panel{display:none}.promise{grid-template-columns:1fr}.download-box{padding:32px;display:block}.download-box .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr}.price{font-size:42px}}