:root{--bg: #0f141c;--panel: #171e29;--panel-2: #1e2735;--line: rgba(255, 255, 255, .08);--text: #e8eef7;--muted: #93a0b4;--accent: #5b8def;--accent-2: #3dd6c6;--danger: #ef6b6b;--ok: #3ecf8e;--radius: 12px;--font: "IBM Plex Sans", system-ui, sans-serif;--display: "IBM Plex Serif", Georgia, serif}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font);color:var(--text);background:radial-gradient(900px 400px at 0% 0%,rgba(91,141,239,.15),transparent 50%),radial-gradient(700px 380px at 100% 0%,rgba(61,214,198,.08),transparent 45%),var(--bg)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}.admin-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:#171e29f2;border-right:1px solid var(--line);padding:1.25rem 1rem;display:flex;flex-direction:column;gap:1rem}.sidebar .brand{font-family:var(--display);font-size:1.25rem;font-weight:700;padding:.5rem .6rem}.sidebar .brand span{color:var(--accent)}.side-nav{display:grid;gap:.25rem}.side-nav a{padding:.7rem .8rem;border-radius:10px;color:var(--muted);font-weight:500}.side-nav a.active,.side-nav a:hover{background:#5b8def1f;color:var(--text)}.side-foot{margin-top:auto}.content{padding:1.5rem;overflow:auto}.page-title{font-family:var(--display);font-size:1.7rem;margin:0 0 .25rem}.page-sub{color:var(--muted);margin:0 0 1.25rem}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.2rem}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.stat{background:linear-gradient(160deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem}.stat strong{display:block;font-size:1.6rem;margin-top:.25rem}.stat span{color:var(--muted);font-size:.86rem}.btn{border:0;border-radius:10px;padding:.65rem 1rem;font-weight:600;cursor:pointer;background:var(--accent);color:#fff}.btn.secondary{background:transparent;border:1px solid var(--line);color:var(--text)}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.5;cursor:not-allowed}.form{display:grid;gap:.8rem}.form label{display:grid;gap:.35rem;font-size:.85rem;color:var(--muted)}.form input,.form select,.form textarea{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:.7rem .8rem}.form textarea{min-height:100px;resize:vertical}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:.75rem .5rem;border-bottom:1px solid var(--line);font-size:.92rem}.table th{color:var(--muted);font-weight:600}.badge{display:inline-block;padding:.15rem .5rem;border-radius:999px;font-size:.75rem;background:#5b8def2e;color:#b9d0ff}.badge.warn{background:#ef6b6b2e;color:#ffc1c1}.badge.ok{background:#3ecf8e2e;color:#9cf0c5}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:1.5rem}.auth-card{width:min(420px,100%);background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:1.5rem;box-shadow:0 24px 60px #00000059}.auth-card h1{font-family:var(--display);margin:0 0 .35rem;font-size:1.6rem}.alert{padding:.7rem .8rem;border-radius:10px;background:#ef6b6b26;color:#ffc9c9;font-size:.9rem}.alert.ok{background:#3ecf8e26;color:#b7f0d4}.muted{color:var(--muted);font-size:.9rem}.check-row{display:flex;gap:.55rem;align-items:flex-start;padding:.45rem 0;border-bottom:1px solid var(--line)}@media(max-width:900px){.admin-shell{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid var(--line)}.grid-2{grid-template-columns:1fr}}