:root{--bg:#070810;--surface:#101223;--surface-2:#171a30;--border:#262a45;--text:#eef0ff;--muted:#949bc4;--accent:#6f6bff;--accent-soft:rgba(111,107,255,0.16);--success:#34d399;--danger:#f87171;--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}h1,h2,h3{margin:0;line-height:1.2}.app-layout{display:flex;min-height:100vh}.sidebar{width:220px;flex-shrink:0;display:flex;flex-direction:column;border-right:1px solid var(--border);background:var(--surface);position:-webkit-sticky;position:sticky;top:0;height:100vh;overflow-y:auto;padding:24px 12px;gap:4px}.sidebar-brand{font-weight:700;letter-spacing:-.02em;font-size:20px;padding:0 10px 20px;display:block}.sidebar-brand span{color:var(--accent)}.sidebar-section{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);padding:14px 10px 6px}.nav{flex-direction:column;gap:2px}.nav,.nav a{display:flex}.nav a{align-items:center;gap:10px;padding:9px 10px;border-radius:10px;color:var(--muted);font-size:14px;transition:background .12s ease,color .12s ease}.nav a:hover{color:var(--text);background:var(--surface-2)}.nav a[data-active=true]{color:var(--text);background:var(--accent-soft)}.nav-icon{width:18px;opacity:.7;flex-shrink:0}.sidebar-footer{margin-top:auto;padding-top:16px;border-top:1px solid var(--border)}.app-content{flex:1 1;min-width:0}.account-bar{position:-webkit-sticky;position:sticky;top:0;z-index:20;min-height:68px;justify-content:flex-end;gap:18px;padding:12px 32px;border-bottom:1px solid var(--border);background:rgba(7,8,16,.9);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.account-bar,.balance-pill{display:flex;align-items:center}.balance-pill{gap:8px;min-height:38px;padding:8px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);font-size:13px}.account-email,.balance-pill span{color:var(--muted)}.balance-pill strong{color:var(--accent);font-size:14px;font-weight:650}.account-summary{display:flex;align-items:center;gap:10px;min-width:0}.account-avatar{width:36px;height:36px;flex-shrink:0;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,var(--accent),#9f4dff);color:#fff;font-size:14px;font-weight:700}.account-email{max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.page{padding:32px 32px 64px}.brand{font-weight:700;letter-spacing:-.02em;font-size:18px}.brand span{color:var(--accent)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px}.grid{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.metric-label{color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.08em}.metric-value{font-size:30px;font-weight:650;letter-spacing:-.02em;margin-top:8px}.metric-hint{color:var(--muted);font-size:13px;margin-top:4px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;background:var(--accent);color:#fff;font:inherit;font-weight:600;padding:10px 18px;cursor:pointer;transition:filter .15s ease,background .15s ease}.button:hover:not(:disabled){filter:brightness(1.08)}.button:disabled{opacity:.55;cursor:not-allowed}.button[data-variant=ghost]{background:transparent;border-color:var(--border);color:var(--text)}.button[data-variant=danger]{background:transparent;border-color:rgba(248,113,113,.4);color:var(--danger)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field label{font-size:14px;color:var(--muted)}.input{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;color:var(--text);font:inherit;padding:11px 13px}.input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.alert{border-radius:10px;padding:12px 14px;font-size:14px;margin-bottom:16px;border:1px solid transparent}.alert[data-tone=error]{background:rgba(248,113,113,.12);border-color:rgba(248,113,113,.35);color:#ffd4d4}.alert[data-tone=success]{background:rgba(52,211,153,.12);border-color:rgba(52,211,153,.35);color:#c7f9e5}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px;min-width:620px}td,th{text-align:left;padding:11px 12px;border-bottom:1px solid var(--border);white-space:nowrap}th{color:var(--muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.07em}.mono,code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;border:1px solid var(--border);color:var(--muted)}.badge[data-tone=success]{color:var(--success);border-color:rgba(52,211,153,.35)}.badge[data-tone=muted],.muted{color:var(--muted)}.stack{flex-direction:column;gap:20px}.row,.stack{display:flex}.row{gap:12px;align-items:center;flex-wrap:wrap}.modal-overlay{position:fixed;inset:0;background:rgba(7,8,16,.7);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center;z-index:100;padding:24px}.modal{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px}.modal-title{font-size:20px;font-weight:650;margin-bottom:20px}.topup-amounts{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:8px;gap:8px;margin-bottom:16px}.topup-chip{padding:10px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font:inherit;font-size:15px;font-weight:600;cursor:pointer;text-align:center;transition:border-color .12s,background .12s}.topup-chip:hover{border-color:var(--accent)}.topup-chip[data-selected=true]{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.docs-section{max-width:720px}.docs-section h2{font-size:20px;margin:32px 0 12px;padding-top:32px;border-top:1px solid var(--border)}.docs-section h2:first-child{margin-top:0;padding-top:0;border-top:none}.docs-section p{color:var(--muted);margin:0 0 12px}.code-block{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:16px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.6;overflow-x:auto;white-space:pre;margin-bottom:16px}.copy-btn{float:right;margin-top:-4px;font:inherit;font-size:12px;padding:4px 10px;border-radius:6px;border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer}.copy-btn:hover{color:var(--text);border-color:var(--accent)}.model-table td:last-child,.model-table th:last-child{text-align:right}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-card{width:100%;max-width:420px}.hero{padding:72px 0 40px;text-align:center}.hero h1{font-size:clamp(32px,6vw,52px);letter-spacing:-.03em}.hero p{color:var(--muted);max-width:620px;margin:18px auto 28px}.center{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.model-search{position:relative;max-width:480px}.model-search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);opacity:.6;pointer-events:none}.model-search input{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:10px;color:var(--text);font:inherit;font-size:14px;padding:11px 14px 11px 40px;transition:border-color .15s}.model-search input:focus{outline:none;border-color:var(--accent)}.model-search input::placeholder{color:var(--muted);opacity:.5}.model-group-title{font-size:13px;font-weight:700;color:#ffa726;margin:0 0 12px;letter-spacing:.08em;text-transform:uppercase}.model-list{display:grid;grid-gap:12px;gap:12px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.model-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;transition:border-color .15s,background .15s}.model-card:hover{background:var(--surface-2);border-color:rgba(111,107,255,.3)}.model-header{justify-content:space-between;margin-bottom:10px}.model-header,.model-name{display:flex;align-items:center}.model-name{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;font-weight:500;color:var(--text);gap:6px}.model-copy-btn{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border:none;background:transparent;color:var(--muted);cursor:pointer;border-radius:6px;transition:background .15s;padding:0;flex-shrink:0}.model-copy-btn:hover{background:var(--surface-2);color:var(--text)}.model-context{font-size:13px;color:var(--muted)}.model-capabilities{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.capability-badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:500;padding:3px 8px;border-radius:6px;background:rgba(111,107,255,.12);color:var(--accent);border:1px solid rgba(111,107,255,.2)}.model-pricing{display:flex;gap:16px;padding-top:12px;border-top:1px solid var(--border)}.pricing-item{display:flex;flex-direction:column;gap:3px}.pricing-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.pricing-value{font-size:14px;font-weight:600;color:var(--text)}@media (max-width:720px){.account-bar{padding-inline:16px}.account-email{max-width:150px}.page{padding-inline:16px}.model-list{grid-template-columns:1fr}}