:root{--navy:#071b3d;--blue:#075bff;--cyan:#13d8e8;--bg:#f5f9ff;--white:#fff;--text:#10213f;--muted:#62708a;--line:#dce7f7;--shadow:0 18px 55px rgba(7,27,61,.1);font-family:"Segoe UI","Microsoft YaHei",system-ui,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);line-height:1.65}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer}.shell{width:min(1160px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(220,231,247,.9);backdrop-filter:blur(18px)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}.brand img{display:block;width:225px;height:58px;object-fit:contain;object-position:left center}.nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:600}.nav a:hover,.link-button:hover{color:var(--blue)}.nav form{display:flex}.link-button{border:0;background:none;padding:0;color:var(--text);font-weight:600}.nav-toggle{display:none;border:0;background:none;font-size:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border:1px solid var(--blue);border-radius:11px;background:linear-gradient(135deg,var(--blue),#168af7);color:white;font-weight:700;box-shadow:0 10px 25px rgba(7,91,255,.2)}.button:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(7,91,255,.28)}.button-small{min-height:38px;padding:0 18px;border-radius:9px}.button-ghost{color:var(--navy);background:white;border-color:var(--line);box-shadow:none}.announcement{background:var(--navy);color:#dcecff;font-size:13px;padding:8px 0}.announcement span{display:inline-block;margin-right:12px;padding:1px 9px;border-radius:999px;background:var(--cyan);color:var(--navy);font-weight:800}.hero{position:relative;overflow:hidden;padding:96px 0 100px;background:radial-gradient(circle at 12% 10%,rgba(19,216,232,.14),transparent 30%),linear-gradient(150deg,#fff 0%,#f4f9ff 62%,#eaf5ff 100%)}.hero:after{content:"";position:absolute;width:420px;height:420px;right:-180px;bottom:-230px;border:70px solid rgba(7,91,255,.055);border-radius:50%}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:76px;align-items:center}.eyebrow{display:block;margin-bottom:14px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.18em}.hero h1,.page-hero h1{margin:0;color:var(--navy);font-size:clamp(42px,6vw,68px);line-height:1.12;letter-spacing:-.045em}.hero p{max-width:610px;margin:24px 0 30px;color:var(--muted);font-size:18px}.hero-actions{display:flex;gap:12px}.trust-row{display:flex;gap:24px;margin-top:30px;color:#71809a;font-size:13px}.trust-row span:before{content:"✓";margin-right:7px;color:var(--cyan);font-weight:900}.code-card{overflow:hidden;border:1px solid rgba(136,174,230,.35);border-radius:22px;background:#071a35;color:#d8e8ff;box-shadow:0 30px 70px rgba(7,27,61,.22);transform:rotate(1deg)}.code-head{display:flex;align-items:center;gap:7px;padding:15px 18px;border-bottom:1px solid rgba(255,255,255,.08);font:12px ui-monospace,monospace;color:#7f9abc}.code-head i{width:9px;height:9px;border-radius:50%;background:#ff667d}.code-head i:nth-child(2){background:#ffd166}.code-head i:nth-child(3){background:#13d8e8}.code-head span{margin-left:auto}.code-card pre{margin:0;padding:30px;font:14px/1.9 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap}.code-muted{color:#7087a8}.code-key{color:#57d7ff}.code-value{color:#9cf0bf}.code-ok{color:#39e3a0}.section{padding-top:82px;padding-bottom:82px}.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:32px}.section h2{margin:0;color:var(--navy);font-size:32px;line-height:1.2}.section-head>a,.card-link{color:var(--blue);font-weight:700}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.endpoint-card{position:relative;display:flex;min-height:240px;flex-direction:column;padding:28px;border:1px solid var(--line);border-radius:18px;background:white;box-shadow:0 9px 35px rgba(18,61,120,.055);transition:.2s}.endpoint-card:hover{transform:translateY(-5px);border-color:#a9c8ff;box-shadow:var(--shadow)}.endpoint-card h2,.endpoint-card h3{margin:15px 0 8px;color:var(--navy);font-size:20px}.endpoint-card p{margin:0 0 18px;color:var(--muted);font-size:14px}.tag{align-self:flex-start;display:inline-flex;padding:4px 10px;border-radius:999px;background:#eaf2ff;color:var(--blue);font-size:12px;font-weight:800}.endpoint-icon{position:absolute;right:22px;top:20px;color:#e3efff;font-size:42px;font-weight:900}.card-link{margin-top:auto;font-size:13px}.meta{margin-bottom:16px;color:#8290a7;font-size:12px}.feature-band{background:var(--navy);color:white}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:50px}.feature-grid article{border-left:1px solid rgba(255,255,255,.14);padding-left:24px}.feature-grid strong{color:var(--cyan);font:700 13px ui-monospace,monospace}.feature-grid h3{margin:10px 0 8px;font-size:22px}.feature-grid p{margin:0;color:#aebfd8}.page-hero{padding:66px 0;background:linear-gradient(135deg,#fff,#edf5ff)}.page-hero.compact{padding:45px 0}.page-hero h1{font-size:46px}.page-hero p{margin:12px 0 0;color:var(--muted)}.page-hero .tag{margin:15px 0}.back-link{display:block;margin-bottom:18px;color:var(--blue);font-size:14px}.doc-layout{display:grid;grid-template-columns:280px 1fr;gap:24px}.info-card,.doc-card,.panel,.form-card{border:1px solid var(--line);border-radius:18px;background:white;box-shadow:0 10px 35px rgba(7,27,61,.06)}.info-card{padding:25px}.info-card dl{margin:0}.info-card dt{margin-top:17px;color:var(--muted);font-size:12px}.info-card dt:first-child{margin-top:0}.info-card dd{margin:3px 0;font-weight:700}.doc-card{padding:34px}.doc-card pre,.panel pre{overflow:auto;padding:18px;border-radius:12px;background:var(--navy);color:#d9e9ff}.auth-section{display:grid;min-height:680px;place-items:center;padding:60px 20px;background:radial-gradient(circle at center top,rgba(19,216,232,.12),transparent 42%)}.form-card{width:min(460px,100%);padding:38px}.form-card h1{margin:0;color:var(--navy);font-size:32px}.form-card>p{margin:7px 0 24px;color:var(--muted)}label{display:grid;gap:7px;margin:16px 0;color:#34435c;font-size:13px;font-weight:700}input,textarea{width:100%;border:1px solid #cfdcf0;border-radius:10px;background:white;padding:11px 13px;outline:none}input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(7,91,255,.1)}textarea{min-height:95px;resize:vertical}.check{display:flex;grid-template-columns:auto 1fr;align-items:center}.check input{width:auto}.form-card .button{width:100%;margin:8px 0 15px}.form-card small{display:block;text-align:center;color:var(--muted)}.form-card small a{color:var(--blue)}.alert{margin:14px 0;padding:12px 14px;border-radius:10px;background:#e9fff7;color:#087b53}.alert-error{background:#fff0f2;color:#b4233a}.dashboard-grid,.admin-settings{display:grid;grid-template-columns:1.5fr .8fr;gap:24px;align-items:start}.panel{padding:28px}.panel h2,.panel h3{margin-top:0;color:var(--navy)}.panel-head p{margin-top:3px;color:var(--muted)}.secret-box{margin:18px 0;padding:17px;border:1px solid #8fe2cb;border-radius:12px;background:#effff9}.secret-box code{display:block;overflow-wrap:anywhere;margin-top:7px;color:#075d45}.key-list article{display:flex;align-items:center;gap:15px;padding:18px 0;border-top:1px solid var(--line)}.key-list article>div{display:grid;flex:1}.key-list code{color:var(--muted)}.status{padding:3px 9px;border-radius:999px;background:#eef1f5;color:#6a7483;font-size:11px}.status.active{background:#e3fbf2;color:#087b53}.text-action{border:0;background:none;color:var(--blue);font-size:13px}.text-action.danger{color:#cb3453}.stack-form{display:grid}.panel hr{margin:28px 0;border:0;border-top:1px solid var(--line)}.admin-settings{grid-template-columns:1.25fr .75fr}.settings-form{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.settings-form label:nth-of-type(4),.settings-form label:nth-of-type(5),.settings-form label:nth-of-type(7){grid-column:1/-1}.settings-form .button{justify-self:start}.logo-preview{width:100%;max-height:160px;object-fit:contain;border:1px dashed var(--line);border-radius:12px;background:#f8fbff}.footer{padding:45px 0;background:#04142e;color:#9eb0ca}.footer-grid{display:flex;justify-content:space-between;gap:30px}.footer strong{color:white}.footer p{margin:4px 0;font-size:13px}.empty{color:var(--muted)}@media(max-width:850px){.nav-toggle{display:block}.nav{position:absolute;display:none;top:76px;left:0;right:0;align-items:stretch;flex-direction:column;gap:0;padding:12px 20px 20px;background:white;border-bottom:1px solid var(--line)}.nav.open{display:flex}.nav a,.nav form{padding:10px 0}.hero{padding:65px 0}.hero-grid,.doc-layout,.dashboard-grid,.admin-settings{grid-template-columns:1fr}.code-card{transform:none}.card-grid{grid-template-columns:repeat(2,1fr)}.feature-grid{grid-template-columns:1fr;gap:30px}.settings-form{grid-template-columns:1fr}.settings-form label{grid-column:auto!important}}@media(max-width:560px){.shell{width:min(100% - 28px,1160px)}.brand img{width:185px}.hero h1{font-size:42px}.hero-actions{align-items:stretch;flex-direction:column}.trust-row{gap:12px;flex-wrap:wrap}.card-grid{grid-template-columns:1fr}.section{padding-top:58px;padding-bottom:58px}.section-head{align-items:start;gap:15px;flex-direction:column}.page-hero h1{font-size:38px}.footer-grid{flex-direction:column}.key-list article{align-items:flex-start;flex-wrap:wrap}}

.admin-shell{display:grid;grid-template-columns:210px 1fr;gap:28px;padding-top:36px;padding-bottom:80px}.admin-nav{position:sticky;top:112px;display:flex;align-self:start;flex-direction:column;padding:18px;border:1px solid var(--line);border-radius:16px;background:white}.admin-nav strong{padding:8px 10px 15px;color:var(--navy)}.admin-nav a{padding:9px 10px;border-radius:8px;color:var(--muted);font-size:14px}.admin-nav a:hover{background:#edf5ff;color:var(--blue)}.admin-title{display:flex;align-items:end;justify-content:space-between;margin:0 0 24px}.admin-title h1{margin:0;color:var(--navy);font-size:34px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-bottom:24px}.stat-grid article{display:grid;padding:22px;border:1px solid var(--line);border-radius:15px;background:white}.stat-grid span{color:var(--muted);font-size:13px}.stat-grid strong{color:var(--navy);font-size:30px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}th{color:var(--muted);font-size:11px;text-transform:uppercase}td small{color:var(--muted)}select{border:1px solid #cfdcf0;border-radius:10px;background:white;padding:11px 13px}.inline-form,.inline-search{display:inline-flex;align-items:center;gap:8px}.inline-form label{margin:0}.inline-form button,.inline-search button{border:0;border-radius:7px;background:#eaf2ff;color:var(--blue);padding:7px 10px}.inline-form .danger{background:#fff0f2;color:#cb3453}.inline-search input,.inline-search select{width:auto}.check-row{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:20px}.check-row label{margin:8px 0}.admin-settings{padding-top:42px}@media(max-width:850px){.admin-shell{grid-template-columns:1fr}.admin-nav{position:static;display:grid;grid-template-columns:repeat(2,1fr)}.stat-grid{grid-template-columns:repeat(2,1fr)}}