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button.active{background:var(--brand-light);color:var(--brand);font-weight:600}.captcha-row{display:flex;gap:10px}.captcha-img{width:120px;height:34px;flex:none;cursor:pointer;line-height:0;overflow:hidden;border-radius:var(--radius);border:1px solid var(--border)}.captcha-img svg{width:120px;height:34px}.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.toolbar .grow{flex:1}.divider{height:1px;background:var(--border-light);margin:16px 0}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.row.between{justify-content:space-between}.muted{color:var(--text-3)}.mono{font-family:var(--mono)}.lang-switch{display:inline-flex;padding:2px;border-radius:999px;background:var(--bg-subtle);border:1px solid var(--border-light)}.lang-switch button{height:24px;padding:0 10px;border:none;background:transparent;cursor:pointer;border-radius:999px;font-size:12px;font-family:inherit;color:var(--text-3);transition:all .15s}.lang-switch button:hover{color:var(--text-1)}.lang-switch button.active{background:var(--brand-light);color:var(--brand);font-weight:600}.auth-lang{position:absolute;top:24px;right:24px;z-index:2}.doc-h{font-size:14px;font-weight:600;color:var(--text-1);margin:24px 0 8px}.doc>.doc-h:first-child{margin-top:0}.doc-p{font-size:13px;color:var(--text-2);line-height:1.7;margin:0 0 10px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.doc-list{margin:0;padding-left:20px;color:var(--text-2);font-size:13px;line-height:1.95}.doc-list li{list-style:disc}.doc-table td{vertical-align:top;line-height:1.7}.snippet{margin:10px 0 16px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#0b1014}.snippet-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:5px 8px 5px 12px;background:#ffffff08;border-bottom:1px solid var(--border-light);font-family:var(--mono);font-size:12px;color:var(--text-3)}.snippet-code{margin:0;padding:12px 14px;overflow-x:auto;font-family:var(--mono);font-size:12.5px;line-height:1.7;color:#cfe6da;white-space:pre;-moz-tab-size:2;tab-size:2}.landing{position:relative;z-index:1;min-height:100vh;display:flex;flex-direction:column}.land-top{position:sticky;top:0;z-index:20;height:64px;padding:0 32px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--border-light);background:#0a0e13b8;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.land-brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;letter-spacing:.3px}.land-nav{display:flex;align-items:center;gap:26px}.land-nav a{color:var(--text-2);text-decoration:none;font-size:14px;transition:color .15s}.land-nav a:hover{color:var(--brand)}.land-actions{display:flex;align-items:center;gap:10px}.hero{position:relative;overflow:hidden;padding:96px 32px 84px;text-align:center}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:-1;background:radial-gradient(780px 430px at 50% -6%,rgba(34,211,127,.2),transparent 62%),radial-gradient(620px 380px at 88% 96%,rgba(56,189,248,.12),transparent 60%)}.hero-inner{max-width:880px;margin:0 auto}.hero-badge{display:inline-flex;align-items:center;height:28px;padding:0 14px;margin-bottom:22px;font-size:12.5px;color:var(--brand);letter-spacing:.04em;background:var(--brand-light);border:1px solid rgba(34,211,127,.3);border-radius:999px}.hero-title{margin:0;font-size:46px;font-weight:700;line-height:1.18;letter-spacing:-1px}.hero-title .hl{color:var(--brand);text-shadow:0 0 40px rgba(34,211,127,.35)}.hero-sub{max-width:640px;margin:20px auto 0;font-size:16px;line-height:1.75;color:var(--text-2)}.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:32px}.hero-cta a.btn{text-decoration:none}.hero-points{display:flex;gap:10px 24px;justify-content:center;flex-wrap:wrap;margin-top:34px}.hero-point{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--text-2)}.hero-point svg{color:var(--brand);flex:none}.land-section{width:100%;max-width:1120px;margin:0 auto;padding:64px 32px}.land-sec-head{text-align:center;margin-bottom:36px}.land-sec-head h2{margin:0;font-size:28px;font-weight:700;letter-spacing:-.4px}.land-sec-head p{margin:10px 0 0;font-size:14px;color:var(--text-3)}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.feature-card{padding:22px;border-radius:var(--radius-lg);transition:all .18s;background:linear-gradient(180deg,#172029f5,#121820f5);border:1px solid var(--border-light)}.feature-card:hover{border-color:#22d37f52;transform:translateY(-3px);box-shadow:var(--shadow-2)}.feature-icon{width:42px;height:42px;border-radius:11px;margin-bottom:14px;display:flex;align-items:center;justify-content:center;color:var(--brand);background:var(--brand-light);border:1px solid rgba(34,211,127,.24)}.feature-title{font-size:15px;font-weight:600}.feature-desc{margin-top:8px;font-size:13px;line-height:1.7;color:var(--text-2)}.land-login-cta{max-width:560px;margin:0 auto;padding:40px 28px;text-align:center;border-radius:var(--radius-xl);border:1px dashed var(--border);background:#12182080}.land-login-cta .lc-icon{font-size:34px;color:var(--brand)}.land-login-cta .lc-title{margin-top:10px;font-size:17px;font-weight:600}.land-login-cta .lc-sub{margin:8px 0 20px;font-size:13.5px;color:var(--text-3)}.land-foot{margin-top:auto;padding:26px 32px;border-top:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--text-3)}@media (max-width: 720px){.hero-title{font-size:32px}.land-nav{display:none}.land-top,.hero,.land-section{padding-left:20px;padding-right:20px}}