:root{
  --bg:#0b1220;
  --card:#0f1a2e;
  --muted:#7f8aa3;
  --text:#e8edf6;
  --line:#1e2a42;
  --accent:#24d3ee;
  --accent2:#a78bfa;
  --danger:#ff5a5f;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}
.topbar{position:sticky;top:0;background:rgba(11,18,32,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:20}
.topbar-row{display:flex;align-items:center;justify-content:space-between;height:58px}
.brand{font-weight:700;text-decoration:none;letter-spacing:.2px}
.nav{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.nav-link{font-size:14px;text-decoration:none;color:var(--muted);padding:8px 10px;border-radius:10px;border:1px solid transparent}
.nav-link:hover{color:var(--text);border-color:var(--line);background:rgba(255,255,255,.03)}
.nav-link.active{color:var(--text);border-color:rgba(36,211,238,.35);background:rgba(36,211,238,.08)}
.nav-msg{position:relative;display:flex;align-items:center;gap:6px}
.badge{position:absolute;top:-6px;right:-6px;background:var(--accent2);color:#0b1220;border-radius:999px;font-size:11px;font-weight:700;padding:2px 6px}
.icon{font-size:16px}
.logout{color:#ffd0d0}
.main{padding:18px 16px 50px}
.grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:920px){.grid{grid-template-columns:1.2fr .8fr}}
.card{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:16px;padding:14px}
.card h2{margin:0 0 10px 0;font-size:16px}
.muted{color:var(--muted)}
.row{display:flex;gap:10px;flex-wrap:wrap}
input,select,textarea,button{font:inherit}
.field{display:flex;flex-direction:column;gap:6px;margin:10px 0}
.field label{font-size:12px;color:var(--muted)}
.input,select,textarea{width:100%;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:rgba(0,0,0,.18);color:var(--text);outline:none}
textarea{min-height:110px;resize:vertical}
.btn{padding:10px 12px;border-radius:12px;border:1px solid rgba(36,211,238,.35);background:rgba(36,211,238,.12);color:var(--text);cursor:pointer}
.btn:hover{background:rgba(36,211,238,.18)}
.btn.secondary{border-color:var(--line);background:rgba(255,255,255,.04)}
.btn.danger{border-color:rgba(255,90,95,.5);background:rgba(255,90,95,.12)}
.table{width:100%;border-collapse:separate;border-spacing:0 10px}
.table th{font-size:12px;color:var(--muted);text-align:left;padding:0 10px}
.table td{background:rgba(255,255,255,.03);border:1px solid var(--line);padding:10px;border-left:none;border-right:none}
.table tr td:first-child{border-left:1px solid var(--line);border-top-left-radius:12px;border-bottom-left-radius:12px}
.table tr td:last-child{border-right:1px solid var(--line);border-top-right-radius:12px;border-bottom-right-radius:12px}
.pill{display:inline-block;padding:4px 8px;border-radius:999px;border:1px solid var(--line);color:var(--muted);font-size:12px}
.hr{height:1px;background:var(--line);margin:12px 0}
.chat{display:flex;flex-direction:column;gap:10px;max-height:520px;overflow:auto;padding-right:4px}
.bubble{max-width:80%;padding:10px 12px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.bubble.me{align-self:flex-end;border-color:rgba(36,211,238,.35);background:rgba(36,211,238,.08)}
.bubble .meta{font-size:11px;color:var(--muted);margin-top:6px}
.support-input-collapsed{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:14px;border:1px dashed var(--line);cursor:pointer;color:var(--muted)}
.support-input-box{display:none}
.support-input-box.open{display:block}
.notice{padding:10px 12px;border:1px solid rgba(167,139,250,.4);background:rgba(167,139,250,.08);border-radius:14px}