*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --sidebar-bg: #1a1d2e;
  --card: #1e2139;
  --card-hover: #252847;
  --border: #2d3155;
  --accent: #4f46e5;
  --accent-hover: #6366f1;
  --accent-light: rgba(79,70,229,.15);
  --text: #e2e8f0;
  --text-muted: #8892a4;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #3b82f6;
  --sidebar-w: 240px;
}

html { font-size: 14px; }
body { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; min-height: 100vh; }

a { color: var(--accent-hover); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Layout ── */
.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform .2s;
}

.sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sidebar-logo span { color: var(--accent-hover); }

.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: var(--text-muted);
  border-left: 3px solid transparent;
  transition: all .15s;
}
.sidebar-nav a:hover, .sidebar-nav a.active {
  color: var(--text);
  background: var(--accent-light);
  border-left-color: var(--accent);
  text-decoration: none;
}
.sidebar-nav .icon { width: 18px; text-align: center; flex-shrink: 0; }

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: .8rem;
  color: var(--text-muted);
}

.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title { font-size: 1rem; font-weight: 600; }
.topbar-user { font-size: .85rem; color: var(--text-muted); display: flex; align-items: center; gap: 10px; }

.content { padding: 24px; flex: 1; }

/* ── Cards ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}
.card-title { font-size: 1rem; font-weight: 600; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}
.stat-label { font-size: .75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }
.stat-value { font-size: 1.8rem; font-weight: 700; margin-top: 4px; }
.stat-value.accent { color: var(--accent-hover); }
.stat-value.success { color: var(--success); }
.stat-value.danger { color: var(--danger); }
.stat-value.warning { color: var(--warning); }

/* ── Tables ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  background: rgba(255,255,255,.04);
  padding: 10px 12px;
  text-align: left;
  font-size: .75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  border-bottom: 1px solid var(--border);
}
tbody tr { border-bottom: 1px solid rgba(255,255,255,.04); }
tbody tr:hover { background: var(--card-hover); }
td { padding: 10px 12px; vertical-align: middle; }
td code { background: rgba(255,255,255,.08); padding: 2px 6px; border-radius: 4px; font-size: .85em; }

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 600;
}
.badge-pro { background: rgba(245,158,11,.2); color: var(--warning); }
.badge-free { background: rgba(139,148,158,.15); color: var(--text-muted); }
.badge-banned { background: rgba(239,68,68,.2); color: var(--danger); }
.badge-active { background: rgba(16,185,129,.15); color: var(--success); }
.badge-inactive { background: rgba(239,68,68,.15); color: var(--danger); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: .875rem;
  font-weight: 500;
  transition: all .15s;
  text-decoration: none;
}
.btn:hover { text-decoration: none; opacity: .9; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-danger { background: rgba(239,68,68,.15); color: var(--danger); border: 1px solid rgba(239,68,68,.3); }
.btn-danger:hover { background: rgba(239,68,68,.25); }
.btn-secondary { background: rgba(255,255,255,.07); color: var(--text-muted); border: 1px solid var(--border); }
.btn-secondary:hover { background: rgba(255,255,255,.12); color: var(--text); }
.btn-success { background: rgba(16,185,129,.15); color: var(--success); border: 1px solid rgba(16,185,129,.3); }
.btn-sm { padding: 5px 10px; font-size: .8rem; }

/* ── Forms ── */
.form-group { margin-bottom: 16px; }
label { display: block; font-size: .85rem; font-weight: 500; margin-bottom: 6px; color: var(--text-muted); }
input[type=text], input[type=password], input[type=number], input[type=email],
select, textarea {
  width: 100%;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 12px;
  color: var(--text);
  font-size: .9rem;
  transition: border-color .15s;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(79,70,229,.08);
}
textarea { min-height: 100px; resize: vertical; }
select option { background: var(--card); }

/* ── Flash messages ── */
.flash {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
}
.flash-success { background: rgba(16,185,129,.15); border: 1px solid rgba(16,185,129,.3); color: var(--success); }
.flash-error { background: rgba(239,68,68,.15); border: 1px solid rgba(239,68,68,.3); color: var(--danger); }
.flash-info { background: rgba(59,130,246,.15); border: 1px solid rgba(59,130,246,.3); color: var(--info); }

/* ── Pagination ── */
.pagination { display: flex; gap: 6px; align-items: center; margin-top: 16px; }
.pagination a, .pagination span {
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: .85rem;
}
.pagination a { color: var(--text-muted); }
.pagination a:hover { background: var(--card-hover); text-decoration: none; }
.pagination .current { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── Search ── */
.search-bar { display: flex; gap: 8px; margin-bottom: 16px; }
.search-bar input { flex: 1; }

/* ── Misc ── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.page-header h1 { font-size: 1.25rem; font-weight: 700; }
.actions-col { display: flex; gap: 6px; flex-wrap: wrap; }
.text-muted { color: var(--text-muted); font-size: .85rem; }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; } .mb-2 { margin-bottom: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }

/* ── Login page ── */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: var(--bg); }
.login-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 36px 32px; width: 100%; max-width: 380px; }
.login-logo { text-align: center; margin-bottom: 28px; font-size: 1.5rem; font-weight: 800; }
.login-logo span { color: var(--accent-hover); }

/* ── Code blocks ── */
pre { background: rgba(0,0,0,.3); border: 1px solid var(--border); border-radius: 6px; padding: 12px; overflow-x: auto; font-size: .85rem; }

/* ── Intent groups ── */
.intent-group { margin-bottom: 16px; }
.intent-header { background: rgba(79,70,229,.1); border: 1px solid rgba(79,70,229,.3); border-radius: 8px; padding: 10px 14px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; }
.intent-header:hover { background: rgba(79,70,229,.18); }
.intent-body { border: 1px solid var(--border); border-top: none; border-radius: 0 0 8px 8px; }

/* ── Toggle ── */
.toggle { display: flex; align-items: center; gap: 8px; }
.toggle input[type=checkbox] { width: 36px; height: 20px; appearance: none; background: var(--border); border-radius: 20px; cursor: pointer; position: relative; transition: background .15s; }
.toggle input[type=checkbox]:checked { background: var(--accent); }
.toggle input[type=checkbox]::after { content: ''; position: absolute; width: 16px; height: 16px; background: #fff; border-radius: 50%; top: 2px; left: 2px; transition: left .15s; }
.toggle input[type=checkbox]:checked::after { left: 18px; }

/* ── Mobile ── */
.menu-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.3rem; cursor: pointer; padding: 4px; }

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .menu-toggle { display: block; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; align-items: flex-start; gap: 10px; }
}