:root{--ice: #0b2a4a;--ice-2: #123a63;--accent: #2e6fb0;--red: #c0392b;--bg: #eef3f8;--card: #ffffff;--ink: #16263a;--muted: #5b6b7d;--line: #d9e2ec;--ok: #1f9d55;--radius: 12px;--shadow: 0 6px 24px rgba(11, 42, 74, .1)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);-webkit-text-size-adjust:100%}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.auth-wrap{min-height:100%;display:grid;place-items:center;padding:24px 16px;background:radial-gradient(1200px 600px at 50% -10%,#17436f,var(--ice))}.card{width:100%;max-width:420px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}.brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}.brand img{width:44px;height:44px}.brand h1{font-size:1.15rem;margin:0;color:var(--ice);line-height:1.15}.brand small{color:var(--muted);font-weight:500}h2{margin:0 0 4px;color:var(--ice);font-size:1.35rem}.sub{color:var(--muted);margin:0 0 20px;font-size:.95rem}label{display:block;font-size:.85rem;font-weight:600;color:var(--ink);margin:14px 0 6px}input[type=text],input[type=email],input[type=password],input[type=number],select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;font-size:1rem;background:#fbfdff;color:var(--ink)}input:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:20px;padding:12px 16px;border:0;border-radius:9px;background:var(--ice);color:#fff;font-size:1rem;font-weight:600;cursor:pointer}.btn:hover{background:var(--ice-2)}.btn:disabled{opacity:.6;cursor:default}.btn.secondary{background:#e7eef6;color:var(--ice)}.btn.secondary:hover{background:#dbe7f2}.btn.danger{background:#fdecea;color:var(--red)}.btn.small{width:auto;margin:0;padding:7px 12px;font-size:.85rem}.row{display:flex;gap:12px}.row>*{flex:1}.links{margin-top:18px;display:flex;justify-content:space-between;font-size:.9rem}.center{display:grid;place-items:center;min-height:60vh}.muted{color:var(--muted)}.alert{padding:11px 13px;border-radius:9px;font-size:.92rem;margin:6px 0 2px}.alert.err{background:#fdecea;color:#a12b1e;border:1px solid #f5c6c0}.alert.ok{background:#e7f6ee;color:#136c3a;border:1px solid #bfe6cf}.app-header{background:var(--ice);color:#fff;padding:0 16px;display:flex;align-items:center;justify-content:space-between;height:58px;position:sticky;top:0;z-index:5}.app-header .brand h1{color:#fff;font-size:1rem}.app-header .brand small{color:#aac6e3}.app-header img{width:34px;height:34px}.nav{display:flex;align-items:center;gap:6px}.nav a,.nav button{color:#dce8f5;background:transparent;border:0;cursor:pointer;padding:8px 12px;border-radius:8px;font-size:.92rem;font-weight:600}.nav a:hover,.nav button:hover{background:#ffffff1f;text-decoration:none}.nav a.active{background:#ffffff2e;color:#fff}.container{max-width:880px;margin:0 auto;padding:22px 16px 48px}.panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:18px}.panel h3{margin:0 0 4px;color:var(--ice)}.panel .sub{margin-bottom:14px}.switch{position:relative;display:inline-block;width:50px;height:28px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;top:0;right:0;bottom:0;left:0;background:#c9d6e3;border-radius:999px;transition:.2s;cursor:pointer}.slider:before{content:"";position:absolute;height:22px;width:22px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}.switch input:checked+.slider{background:var(--ok)}.switch input:checked+.slider:before{transform:translate(22px)}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:16px}table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.03em}.tag{font-size:.75rem;padding:2px 8px;border-radius:999px;font-weight:600}.tag.active{background:#e7f6ee;color:#136c3a}.tag.used{background:#eef1f4;color:#5b6b7d}.tag.expired{background:#fbecea;color:#a12b1e}.tag.admin{background:#e8effa;color:#1d4e89}.code{font-family:ui-monospace,Menlo,Consolas,monospace;background:#f1f5f9;padding:2px 6px;border-radius:6px;font-size:.85rem;word-break:break-all}.scroll{overflow-x:auto}@media(max-width:520px){.card{padding:22px}.row{flex-direction:column;gap:0}.nav a,.nav button{padding:8px 9px}}