:root {
  --bg: #0b1020;
  --panel: #121935;
  --panel-2: #182145;
  --border: rgba(255,255,255,.08);
  --text: #eef2ff;
  --muted: #98a2c8;
  --accent: #4f7cff;
  --accent-2: #6f93ff;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 20px 50px rgba(0,0,0,.35);
  --radius: 20px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at top right, rgba(79,124,255,.18), transparent 25%), radial-gradient(circle at left bottom, rgba(111,147,255,.12), transparent 25%), var(--bg);
  color: var(--text);
}
button, input, select, textarea { font: inherit; }
.hidden { display: none !important; }
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.auth-card { width: 100%; max-width: 430px; background: rgba(18,25,53,.92); backdrop-filter: blur(12px); border: 1px solid var(--border); border-radius: 28px; box-shadow: var(--shadow); padding: 28px; }
.brand { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.brand-badge { width: 48px; height: 48px; border-radius: 16px; display: grid; place-items: center; background: linear-gradient(135deg, var(--accent), var(--accent-2)); font-weight: 800; box-shadow: 0 12px 30px rgba(79,124,255,.35); }
.brand small { color: var(--muted); display: block; margin-bottom: 4px; }
.brand strong { font-size: 1.1rem; }
.auth-card h1 { margin: 12px 0 8px; font-size: 1.9rem; }
.auth-card p, .status-text { color: var(--muted); line-height: 1.5; margin: 0 0 20px; }
.field { margin-bottom: 14px; }
.field label { display: block; margin-bottom: 8px; color: var(--muted); font-size: .94rem; }
.field input, .field select, .field textarea, .toolbar input, .toolbar select { width: 100%; border-radius: 14px; border: 1px solid var(--border); background: rgba(255,255,255,.04); color: var(--text); padding: 14px 15px; outline: none; }
.field textarea, textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus, .toolbar input:focus, .toolbar select:focus { border-color: rgba(79,124,255,.8); box-shadow: 0 0 0 4px rgba(79,124,255,.16); }
.btn { border: 0; border-radius: 14px; padding: 13px 16px; cursor: pointer; transition: .2s ease; font-weight: 700; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: white; box-shadow: 0 16px 35px rgba(79,124,255,.34); }
.btn-primary:hover { transform: translateY(-1px); }
.btn-secondary { background: rgba(255,255,255,.06); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: rgba(239,68,68,.12); color: #fecaca; border: 1px solid rgba(239,68,68,.35); }
.auth-actions { display: grid; gap: 12px; margin-top: 18px; }
.app { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.sidebar { background: rgba(10,14,30,.92); border-right: 1px solid var(--border); padding: 24px 18px; position: sticky; top: 0; height: 100vh; }
.nav { display: grid; gap: 8px; }
.nav button { width: 100%; text-align: left; background: transparent; border: 1px solid transparent; color: var(--muted); border-radius: 14px; padding: 14px; cursor: pointer; transition: .2s ease; font-weight: 600; }
.nav button.active, .nav button:hover { background: rgba(79,124,255,.12); color: var(--text); border-color: rgba(79,124,255,.22); }
.sidebar-foot { margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--border); display: grid; gap: 10px; }
.main { padding: 28px; overflow-x: hidden; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.topbar h2 { margin: 0; font-size: 1.8rem; }
.topbar p { margin: 6px 0 0; color: var(--muted); }
.topbar-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.card-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 24px; }
.card { background: rgba(18,25,53,.9); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.stat-label { color: var(--muted); font-size: .92rem; margin-bottom: 10px; }
.stat-value { font-size: 2rem; font-weight: 800; margin-bottom: 8px; }
.stat-sub { color: var(--muted); font-size: .92rem; }
.content-grid { display: grid; grid-template-columns: 1.3fr .9fr; gap: 16px; }
.panel-title { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.panel-title h3 { margin: 0; font-size: 1.1rem; }
.panel-title small, .muted { color: var(--muted); }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar input, .toolbar select { min-width: 180px; }
.table-wrap { overflow: auto; border: 1px solid var(--border); border-radius: 18px; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 14px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { background: rgba(255,255,255,.04); color: var(--muted); font-size: .9rem; font-weight: 700; position: sticky; top: 0; z-index: 1; }
tr:last-child td { border-bottom: 0; }
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 7px 10px; border-radius: 999px; font-size: .82rem; font-weight: 700; border: 1px solid transparent; }
.badge.success { background: rgba(34,197,94,.12); color: #86efac; border-color: rgba(34,197,94,.25); }
.badge.warning { background: rgba(245,158,11,.12); color: #fcd34d; border-color: rgba(245,158,11,.25); }
.badge.danger { background: rgba(239,68,68,.12); color: #fca5a5; border-color: rgba(239,68,68,.25); }
.badge.info { background: rgba(79,124,255,.12); color: #bfd0ff; border-color: rgba(79,124,255,.25); }
.quick-list { display: grid; gap: 12px; }
.quick-item { border: 1px solid var(--border); border-radius: 16px; padding: 14px; background: rgba(255,255,255,.03); }
.quick-item strong { display: block; margin-bottom: 6px; }
.quick-item small, .quick-item code { color: var(--muted); }
.section { display: none; }
.section.active { display: block; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.inline-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.empty-row { text-align: center; color: var(--muted); padding: 18px !important; }
@media (max-width: 1180px) { .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .content-grid { grid-template-columns: 1fr; } }
@media (max-width: 920px) { .app { grid-template-columns: 1fr; } .sidebar { position: relative; height: auto; } }
@media (max-width: 640px) { .main { padding: 16px; } .card-grid, .form-grid { grid-template-columns: 1fr; } .topbar h2 { font-size: 1.4rem; } }