:root{color-scheme:light;font-family:"Microsoft YaHei UI","Microsoft YaHei","Segoe UI",Arial,sans-serif;color:#172e53;background:#f5f8fd}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{text-decoration:none;color:inherit}.wrap{width:min(1120px,calc(100% - 38px));margin:auto}.nav{height:78px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:23px;font-weight:800;color:#153d7e;display:flex;align-items:center;gap:12px}.mark{width:36px;height:36px;border-radius:12px;background:#0d68df;color:white;display:grid;place-items:center;font-size:20px}.nav nav{display:flex;gap:26px;color:#435c7e;font-size:14px}.nav a:hover{color:#096bdc}.hero{padding:100px 0 106px;text-align:center}.eyebrow{font-size:13px;font-weight:700;letter-spacing:.08em;color:#086bdd}.hero h1{font-size:clamp(42px,6vw,66px);line-height:1.14;letter-spacing:-.045em;color:#102c56;margin:19px 0}.lead{max-width:660px;margin:0 auto 30px;font-size:19px;line-height:1.85;color:#506581}.actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;min-height:49px;padding:13px 24px;justify-content:center;align-items:center;border-radius:12px;font-weight:700;font-size:14px;transition:transform .15s,box-shadow .15s}.btn:hover{transform:translateY(-2px)}.primary{background:#096bdc;color:white;box-shadow:0 9px 25px #086bdc29}.ghost{color:#0b5bb5;background:white;border:1px solid #d6e3f5}.hint{color:#74839b;font-size:13px;margin-top:18px}.section{padding:45px 0 65px;scroll-margin-top:35px}.section h2{font-size:30px;margin:0 0 26px;color:#122f59}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards article,.release,.panel,.safe{background:white;border:1px solid #e0eafa;border-radius:20px;box-shadow:0 10px 32px #163f7508}.cards article{padding:27px 25px}.cards article span{font-size:27px}.cards h3{font-size:18px;margin:16px 0 8px}.cards p,.panel p,.safe p{font-size:14px;line-height:1.8;color:#61728d;margin:0}.panel{padding:36px;display:flex;align-items:center;justify-content:space-between;gap:30px}.panel h2{margin:9px 0 14px}.panel .note{margin-top:17px;font-size:13px}.download-actions{display:flex;flex-direction:column;min-width:230px;gap:12px}.release{padding:30px 35px}.release-head{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.release-head strong{font-size:23px;color:#096bdc}.release-head span{color:#506581}.release ul{padding-left:23px;line-height:2.15;font-size:15px;color:#415673}.safe{padding:30px 35px}.safe h2{font-size:22px}.footer{padding:29px 0 36px;border-top:1px solid #deebfa;display:flex;justify-content:space-between;gap:20px;color:#687b96;font-size:13px}.footer div:last-child{display:flex;gap:20px}@media(max-width:760px){.nav{height:68px}.brand{font-size:19px}.nav nav{gap:11px;font-size:12px}.hero{padding:68px 0}.lead{font-size:16px}.section{padding:28px 0 45px}.section h2{font-size:25px}.cards{grid-template-columns:repeat(2,1fr)}.panel{display:block;padding:26px}.download-actions{margin-top:26px;min-width:0}.release{padding:23px}.safe{padding:24px}}@media(max-width:480px){.nav nav a:first-child{display:none}.cards{grid-template-columns:1fr}.actions .btn{width:100%}.footer{flex-direction:column}}