:root{--bg:#06111d;--bg2:#09384a;--card:#09233bd9;--card2:#061827e6;--line:#1e4961;--text:#f7fdff;--muted:#b9cada;--cyan:#21d7ec;--cyan2:#06aac4;--soft:#8fefff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,"Microsoft YaHei",sans-serif;background:radial-gradient(circle at 82% -10%,#0c7185 0,#092536 34%,#030914 100%);color:var(--text)}a{text-decoration:none;color:inherit}.wrap{max-width:1180px;margin:auto;padding:0 24px}.topbar{border-bottom:1px solid rgba(255,255,255,.08);background:rgba(2,13,24,.38);backdrop-filter:blur(8px)}.navrow{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:15px 0}.brand{display:flex;gap:12px;align-items:center}.logo{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,#27e0ef,#087c97);box-shadow:0 0 22px rgba(33,215,236,.25);font-weight:900}.brand-title{font-size:30px;font-weight:950;letter-spacing:-.7px}.brand-title span,.accent{color:var(--cyan)}.brand-sub{font-size:13px;color:#b6c8d8}.nav{display:flex;gap:10px;flex-wrap:wrap}.nav a{padding:8px 12px;border:1px solid #28536b;border-radius:999px;background:#061a2d;color:#e8fbff;font-weight:800;font-size:13px}.nav a.cta{background:linear-gradient(180deg,#2fe3f4,#06aac4);color:#06202a;border:0}.hero{padding:34px 0 20px}.hero h1{font-size:48px;line-height:1.04;margin:0 0 12px;letter-spacing:-1.6px}.hero p{font-size:17px;color:var(--muted);max-width:860px;margin:0 0 18px}.actions{display:flex;gap:10px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-weight:900}.primary{padding:12px 18px;background:linear-gradient(180deg,#2fe3f4,#06aac4);color:#06202a}.secondary{padding:11px 16px;border:1px solid #2c536a;background:#061a2c;color:#e8fbff}.section-head{display:flex;justify-content:space-between;align-items:end;gap:12px;margin:22px 0 12px}.section-head h2{margin:0;font-size:28px}.section-head p{margin:5px 0 0}.view-all{color:var(--cyan);font-weight:900}.guide-grid,.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.product-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.guide-card,.cat-card,.product-card,.faq-card,.trust,.article,.legal,.preview-card{background:linear-gradient(180deg,var(--card),var(--card2));border:1px solid var(--line);border-radius:16px;box-shadow:0 16px 35px rgba(0,0,0,.18)}.guide-card,.cat-card{padding:18px}.guide-card p,.cat-card p,.meta,.faq-card p,.trust p,.article p,.article li,.legal p,.preview-card p{color:var(--muted);line-height:1.55}.guide-card h3,.cat-card h3{margin:0 0 6px}.guide-card strong,.cat-card strong{color:var(--cyan);font-size:13px}.mini-icon,.cat-icon{width:48px;height:48px;border-radius:13px;background:#082640;border:1px solid #2b5872;display:grid;place-items:center;font-size:25px;margin-bottom:10px}.cat-card{display:grid;grid-template-columns:54px 1fr;gap:14px}.cat-icon{margin:0}.filterbar{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px}.filterbar button{border:1px solid #2b5269;background:#061b2d;color:#dff9ff;border-radius:999px;padding:8px 11px;font-weight:850}.filterbar .active{background:#0c4050;color:#9df8ff}.product-card{overflow:hidden}.pimg{height:142px;background:linear-gradient(135deg,#edf0f3,#9fb0bd);display:grid;place-items:center;font-size:54px;color:#0b1724;position:relative}.pimg:after{content:"";position:absolute;inset:auto 0 0;height:44px;background:linear-gradient(transparent,rgba(0,0,0,.15))}.pimg span{position:relative;z-index:2;filter:drop-shadow(0 8px 13px rgba(0,0,0,.28))}.product-body{padding:12px}.product-title{font-size:15px;margin:0 0 6px}.product-desc{font-size:12px;color:#c2d3df;margin:0 0 7px;min-height:34px}.meta{font-size:12px;line-height:1.5}.prod-actions{margin-top:10px}.view{padding:8px 12px;font-size:12px;background:linear-gradient(180deg,#2fe3f4,#06aac4);color:#06202a}.quick-row{display:grid;grid-template-columns:1.2fr .8fr;gap:14px;margin:22px 0}.preview-card{padding:18px}.preview-card h3{margin:0 0 8px}.tags span{display:inline-block;color:#88f7ff;border:1px solid #2b536c;border-radius:999px;padding:6px 9px;margin:3px;font-size:12px}.faq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.faq-card{padding:15px}.faq-card h3{font-size:15px;margin:0 0 7px}.faq-card p{font-size:13px;margin:0}.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:18px;margin:24px 0}.trust-item{display:flex;gap:12px}.trust-ico{font-size:30px;color:var(--cyan)}.trust h3{margin:0 0 4px;font-size:16px}.article,.legal{padding:30px;margin:24px 0}.article h1,.article h2{font-size:36px;margin-top:0}.article h3{margin-top:26px}.article p,.article li{font-size:16px;line-height:1.75}.article blockquote{border-left:3px solid var(--cyan);margin:20px 0;padding:10px 16px;background:rgba(255,255,255,.04);color:#d7eaf4}.footer{text-align:center;color:#8ba6ba;padding:28px}.notice{border:1px solid #2f5c72;border-radius:14px;background:rgba(255,255,255,.04);padding:14px;margin:18px 0;color:#d1e7f0}@media(max-width:760px){.wrap{padding:0 10px}.navrow{padding:10px 0;align-items:flex-start}.brand-title{font-size:22px}.brand-sub{font-size:11px}.logo{width:32px;height:32px}.nav{overflow:auto;flex-wrap:nowrap;max-width:100%;padding-bottom:3px}.nav a{font-size:11px;padding:7px 9px;white-space:nowrap}.hero{padding:18px 0 8px}.hero h1{font-size:27px;line-height:1.08}.hero p{font-size:13px}.primary,.secondary{font-size:12px;padding:8px 10px}.section-head{margin:14px 0 9px}.section-head h2{font-size:20px}.view-all{font-size:12px}.guide-grid,.cat-grid{grid-template-columns:repeat(4,1fr);gap:6px}.guide-card,.cat-card{display:block;text-align:center;padding:8px;border-radius:12px}.guide-card p,.cat-card p{display:none}.guide-card h3,.cat-card h3{font-size:10px;line-height:1.15}.guide-card strong,.cat-card strong{font-size:9px}.mini-icon,.cat-icon{width:34px;height:34px;margin:0 auto 5px;font-size:18px}.filterbar{overflow:auto;flex-wrap:nowrap}.filterbar button{font-size:10px;padding:6px 8px;white-space:nowrap}.product-grid{grid-template-columns:repeat(2,1fr);gap:8px}.pimg{height:92px;font-size:34px}.product-body{padding:8px}.product-title{font-size:12px;min-height:30px}.product-desc{display:none}.meta{font-size:10px}.view{font-size:10px;padding:7px 8px}.quick-row{grid-template-columns:1fr;gap:8px}.preview-card{padding:10px}.preview-card h3{font-size:14px}.preview-card p{font-size:11px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.tags span{font-size:9px;padding:4px 6px}.faq-grid{grid-template-columns:repeat(2,1fr);gap:8px}.faq-card{padding:10px}.faq-card h3{font-size:11px}.faq-card p{display:none}.trust{grid-template-columns:repeat(3,1fr);gap:6px;padding:10px}.trust-item{display:block;text-align:center}.trust-ico{font-size:19px}.trust h3{font-size:10px}.trust p{display:none}.article,.legal{padding:15px}.article h1,.article h2{font-size:22px}.article p,.article li,.legal p{font-size:13px;line-height:1.6}.notice{font-size:12px;padding:10px}}