:root{--bg:#0b0f14;--panel:#121923;--line:#223042;--text:#e6edf3;--mute:#8b9bb0;--acc:#3ee6a8;--acc2:#5ab0ff;--warn:#ffcf5a}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:var(--acc2)}code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
header,main,footer{max-width:1100px;margin:0 auto;padding:16px}
header .brand{font-weight:800;font-size:1.4rem;letter-spacing:.5px}header .brand span{color:var(--acc)}
h1{font-size:clamp(1.6rem,4vw,2.4rem);margin:.3em 0}h2{margin-top:2em;border-bottom:1px solid var(--line);padding-bottom:.3em}
.lead{color:var(--mute)}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px;margin:16px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
label{display:block;font-size:.85rem;color:var(--mute);margin-bottom:4px}
input,select,button{width:100%;background:#0d141d;color:var(--text);border:1px solid var(--line);border-radius:8px;padding:10px;font:inherit}
button{cursor:pointer;background:#16222f}button:hover,button.active{border-color:var(--acc);color:var(--acc)}
.presets{display:flex;flex-wrap:wrap;gap:8px}.presets button{width:auto}
.models{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:6px;max-height:320px;overflow:auto}
.models label{display:flex;gap:8px;align-items:center;color:var(--text);font-size:.9rem;margin:0}.models input{width:auto}
.prov{color:var(--mute);font-size:.75rem}
.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{padding:8px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}th:first-child,td:first-child,th:nth-child(2),td:nth-child(2){text-align:left}
tbody tr:first-child td{color:var(--acc)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.card{background:#0d141d;border:1px solid var(--line);border-radius:10px;padding:12px}.card b{display:block;font-size:1.4rem;color:var(--acc)}
.placeholder{border:2px dashed var(--warn);color:var(--warn)}.placeholder small{color:var(--mute)}
details{border-bottom:1px solid var(--line);padding:10px 0}summary{cursor:pointer;font-weight:600}
.small{font-size:.8rem;color:var(--mute)}
.signup{border-color:var(--acc)}.signup b{color:var(--acc)}.signup small{color:var(--mute)}
.signup-form{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}.signup-form input[type=email]{flex:1 1 220px;width:auto}.signup-form button{width:auto;padding:10px 18px}
.signup-form button:disabled{opacity:.6;cursor:wait}.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}
.signup-msg{margin:8px 0 0;min-height:1em}.signup-msg.ok{color:var(--acc)}.signup-msg.err{color:#ff7b7b}
.signup.compact{margin-top:28px}