/* ═══════════════════════════════════════════════
   BrawnCloud Dashboard — Premium UI
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Background layers */
  --bg-base: #06060b;
  --bg-primary: #0b0b12;
  --bg-secondary: #10101a;
  --bg-card: #141420;
  --bg-card-hover: #1a1a2a;
  --bg-elevated: #1e1e30;
  --bg-input: #0d0d16;

  /* Borders */
  --border: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.10);
  --border-accent: rgba(245, 166, 35, 0.25);

  /* Text */
  --text-primary: #f0f0f5;
  --text-secondary: #9c9cb0;
  --text-muted: #5c5c72;

  /* Accent - BrawnCloud amber */
  --accent: #f5a623;
  --accent-hover: #e09410;
  --accent-glow: rgba(245, 166, 35, 0.15);
  --accent-dim: rgba(245, 166, 35, 0.08);

  /* Semantic */
  --danger: #f43f5e;
  --danger-dim: rgba(244, 63, 94, 0.10);
  --warning: #f59e0b;
  --warning-dim: rgba(245, 158, 11, 0.10);
  --info: #6366f1;
  --info-dim: rgba(99, 102, 241, 0.10);
  --purple: #a855f7;
  --purple-dim: rgba(168, 85, 247, 0.10);
  --cyan: #06b6d4;
  --cyan-dim: rgba(6, 182, 212, 0.10);

  /* Layout */
  --sidebar-width: 264px;
  --topbar-height: 64px;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* Gradients */
  --gradient-accent: linear-gradient(135deg, #f5a623 0%, #ff6b35 100%);
  --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.03) 0%, transparent 100%);
  --gradient-sidebar: linear-gradient(180deg, #10101a 0%, #0b0b14 100%);
}

/* ═══════════════════════════════════════════
   Light Theme
   ═══════════════════════════════════════════ */

[data-theme="light"] {
  --bg-base: #f4f5f9;
  --bg-primary: #ffffff;
  --bg-secondary: #ebedf2;
  --bg-card: #ffffff;
  --bg-card-hover: #f7f8fc;
  --bg-elevated: #ffffff;
  --bg-input: #eef0f5;

  --border: rgba(0, 0, 0, 0.07);
  --border-light: rgba(0, 0, 0, 0.12);
  --border-accent: rgba(245, 166, 35, 0.30);

  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-muted: #8a8aa0;

  --accent-glow: rgba(245, 166, 35, 0.14);
  --accent-dim: rgba(245, 166, 35, 0.07);

  --danger-dim: rgba(244, 63, 94, 0.07);
  --warning-dim: rgba(245, 158, 11, 0.07);
  --info-dim: rgba(99, 102, 241, 0.07);
  --purple-dim: rgba(168, 85, 247, 0.07);
  --cyan-dim: rgba(6, 182, 212, 0.07);

  --gradient-card: linear-gradient(180deg, rgba(0,0,0,0.01) 0%, transparent 100%);
  --gradient-sidebar: linear-gradient(180deg, #ffffff 0%, #f5f6fa 100%);
}

[data-theme="light"] body {
  background: var(--bg-base);
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.12);
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
  background: rgba(0,0,0,0.20);
}

[data-theme="light"] code {
  background: rgba(0,0,0,0.05);
  color: var(--text-secondary);
}

[data-theme="light"] .sidebar {
  box-shadow: 2px 0 12px rgba(0,0,0,0.06);
}

[data-theme="light"] .sidebar::after {
  background: linear-gradient(180deg, rgba(245,166,35,0.12) 0%, transparent 50%, rgba(245,166,35,0.12) 100%);
}

[data-theme="light"] .sidebar-footer {
  background: rgba(0,0,0,0.02);
}

[data-theme="light"] .top-bar {
  background: rgba(255, 255, 255, 0.90);
  backdrop-filter: blur(20px);
}

[data-theme="light"] .stat-card {
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

[data-theme="light"] .stat-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

[data-theme="light"] .chart-card,
[data-theme="light"] .table-card,
[data-theme="light"] .config-section {
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

[data-theme="light"] table th {
  background: rgba(0,0,0,0.02);
}

[data-theme="light"] table tr:hover td {
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .toggle .slider {
  background: rgba(0,0,0,0.12);
}

[data-theme="light"] .toggle .slider::before {
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

[data-theme="light"] .detail-panel {
  background: var(--bg-primary);
}

[data-theme="light"] .detail-panel.open {
  box-shadow: -10px 0 40px rgba(0,0,0,0.12);
}

[data-theme="light"] .detail-overlay.show {
  background: rgba(0,0,0,0.2);
}

[data-theme="light"] .sidebar-overlay.show {
  background: rgba(0,0,0,0.3);
}

[data-theme="light"] .nav-item:hover {
  background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .btn-secondary {
  background: rgba(0,0,0,0.03);
}

[data-theme="light"] .btn-secondary:hover {
  background: rgba(0,0,0,0.06);
}

[data-theme="light"] .btn-logout {
  background: rgba(0,0,0,0.03);
}

[data-theme="light"] .pagination button {
  background: var(--bg-input);
}

[data-theme="light"] .message-list {
  background: var(--bg-input);
}

[data-theme="light"] .login-card {
  background: rgba(255,255,255,0.92);
  box-shadow: 0 24px 60px rgba(0,0,0,0.10), 0 0 0 1px rgba(0,0,0,0.03) inset;
}

/* ═══════════════════════════════════════════
   Reset & Base
   ═══════════════════════════════════════════ */

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

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.14); }

a { color: inherit; text-decoration: none; }
code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 12px;
  background: rgba(255,255,255,0.05);
  padding: 2px 7px;
  border-radius: 5px;
  color: var(--text-secondary);
}

/* ═══════════════════════════════════════════
   Sidebar
   ═══════════════════════════════════════════ */

.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  background: var(--gradient-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--accent-glow) 0%, transparent 50%, var(--accent-glow) 100%);
  opacity: 0.5;
}

.sidebar-header {
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  /* Fondo degradado por defecto; se oculta cuando hay imagen */
  background: var(--gradient-accent);
}

.sidebar-logo img {
  width: 100%;
  height: 100%;
  border-radius: 10px;
  object-fit: contain;
}

/* Fallback cuando no hay imagen */
.sidebar-logo .logo-fallback {
  font-size: 18px;
  font-weight: 800;
  color: #000;
  line-height: 1;
}

.sidebar-brand {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.sidebar-subtitle {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 16px 14px 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  transition: all var(--transition);
  position: relative;
  cursor: pointer;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent-glow);
  color: var(--accent);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
}

.nav-item svg {
  flex-shrink: 0;
  opacity: 0.65;
  transition: opacity var(--transition);
}

.nav-item:hover svg,
.nav-item.active svg {
  opacity: 1;
}

.sidebar-footer {
  padding: 18px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0,0,0,0.2);
}

.bot-status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}

.status-dot.online {
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent), 0 0 20px rgba(245, 166, 35, 0.3);
}

.status-dot.online::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  opacity: 0.4;
  animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.4; }
  50% { transform: scale(1.5); opacity: 0; }
  100% { transform: scale(1); opacity: 0; }
}

.status-dot.offline {
  background: var(--text-muted);
}

.btn-logout {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 8px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
}

.btn-logout:hover {
  color: var(--danger);
  border-color: rgba(244, 63, 94, 0.3);
  background: var(--danger-dim);
}

/* ═══════════════════════════════════════════
   Main Content
   ═══════════════════════════════════════════ */

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-base);
}

.top-bar {
  height: var(--topbar-height);
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 11, 18, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 4px;
}

.page-title {
  font-size: 17px;
  font-weight: 700;
  flex: 1;
  letter-spacing: -0.3px;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bot-ping {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 5px 14px;
  border-radius: 20px;
  border: 1px solid var(--border-accent);
  letter-spacing: 0.3px;
}

.content {
  flex: 1;
  padding: 28px 32px;
  overflow-y: auto;
}

/* ═══════════════════════════════════════════
   Stats Cards Grid
   ═══════════════════════════════════════════ */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  background-image: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition);
}

.stat-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card .stat-label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -1px;
}

.stat-card .stat-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 8px;
  font-weight: 500;
}

.stat-card.accent .stat-value { color: var(--accent); }
.stat-card.accent::before { background: var(--accent); }
.stat-card.danger .stat-value { color: var(--danger); }
.stat-card.danger::before { background: var(--danger); }
.stat-card.warning .stat-value { color: var(--warning); }
.stat-card.warning::before { background: var(--warning); }
.stat-card.info .stat-value { color: var(--info); }
.stat-card.info::before { background: var(--info); }
.stat-card.purple .stat-value { color: var(--purple); }
.stat-card.purple::before { background: var(--purple); }
.stat-card.cyan .stat-value { color: var(--cyan); }
.stat-card.cyan::before { background: var(--cyan); }

/* ═══════════════════════════════════════════
   Charts
   ═══════════════════════════════════════════ */

.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.chart-card {
  background: var(--bg-card);
  background-image: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.chart-card h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.chart-card canvas {
  max-height: 260px;
}

/* ═══════════════════════════════════════════
   Tables
   ═══════════════════════════════════════════ */

.table-card {
  background: var(--bg-card);
  background-image: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 20px;
}

.table-header {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.table-header h3 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.table-filters {
  display: flex;
  gap: 8px;
  align-items: center;
}

.filter-select, .filter-input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 7px 14px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  outline: none;
  transition: all var(--transition);
}

.filter-select:focus, .filter-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

table {
  width: 100%;
  border-collapse: collapse;
}

table th {
  padding: 14px 24px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.2);
}

table td {
  padding: 14px 24px;
  font-size: 13px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

table tr:last-child td {
  border-bottom: none;
}

table tr {
  transition: background var(--transition);
}

table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* ═══════════════════════════════════════════
   Badges / Tags
   ═══════════════════════════════════════════ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.badge-green { background: var(--accent-dim); color: var(--accent); border: 1px solid rgba(245,166,35,0.15); }
.badge-red { background: var(--danger-dim); color: var(--danger); border: 1px solid rgba(244,63,94,0.15); }
.badge-yellow { background: var(--warning-dim); color: var(--warning); border: 1px solid rgba(245,158,11,0.15); }
.badge-blue { background: var(--info-dim); color: var(--info); border: 1px solid rgba(99,102,241,0.15); }
.badge-purple { background: var(--purple-dim); color: var(--purple); border: 1px solid rgba(168,85,247,0.15); }
.badge-gray { background: rgba(92,92,114,0.10); color: var(--text-muted); border: 1px solid rgba(92,92,114,0.15); }
.badge-cyan { background: var(--cyan-dim); color: var(--cyan); border: 1px solid rgba(6,182,212,0.15); }

/* ═══════════════════════════════════════════
   Pagination
   ═══════════════════════════════════════════ */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px;
}

.pagination button {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 8px 18px;
  color: var(--text-secondary);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.pagination button:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.pagination button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.pagination .page-info {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ═══════════════════════════════════════════
   Automod Toggle / Form
   ═══════════════════════════════════════════ */

.config-section {
  background: var(--bg-card);
  background-image: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
}

.config-section h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.2px;
}

.config-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.config-row:last-child {
  border-bottom: none;
}

.config-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.config-label span {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.config-label small {
  font-size: 12px;
  color: var(--text-muted);
}

.toggle {
  position: relative;
  width: 48px;
  height: 26px;
  cursor: pointer;
  flex-shrink: 0;
}

.toggle input {
  display: none;
}

.toggle .slider {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  border-radius: 13px;
  transition: all var(--transition);
}

.toggle .slider::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: #fff;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: all var(--transition);
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.toggle input:checked + .slider {
  background: var(--accent);
  box-shadow: 0 0 16px rgba(245, 166, 35, 0.3);
}

.toggle input:checked + .slider::before {
  transform: translateX(22px);
}

.config-input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 8px 14px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  width: 110px;
  text-align: center;
  outline: none;
  transition: all var(--transition);
}

.config-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.btn-save {
  background: var(--gradient-accent);
  color: #000;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 32px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  margin-top: 12px;
  letter-spacing: 0.2px;
}

.btn-save:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(245, 166, 35, 0.3);
}

.btn-save:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.save-status {
  font-size: 13px;
  color: var(--accent);
  margin-left: 16px;
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.3s;
}

.save-status.show {
  opacity: 1;
}

/* Guild selector */
.guild-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.guild-selector label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}

.guild-select {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 9px 16px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  outline: none;
  min-width: 200px;
  transition: all var(--transition);
}

.guild-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

/* ═══════════════════════════════════════════
   Loading & Empty States
   ═══════════════════════════════════════════ */

.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  gap: 16px;
}

.loading::before {
  content: '';
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 14px;
  font-weight: 500;
}

/* ═══════════════════════════════════════════
   Page Transition
   ═══════════════════════════════════════════ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.content > * {
  animation: fadeInUp 0.35s ease forwards;
}

/* ═══════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════ */

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .menu-toggle {
    display: block;
  }

  .content {
    padding: 20px 16px;
  }

  .top-bar {
    padding: 0 16px;
  }

  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }

  .table-header {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }
}

/* Overlay para mobile sidebar */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 90;
}

.sidebar-overlay.show {
  display: block;
}

/* ═══════════════════════════════════════════
   Detail Panel (slide-in)
   ═══════════════════════════════════════════ */

.detail-panel {
  position: fixed;
  top: 0;
  right: -520px;
  width: 500px;
  max-width: 100%;
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border);
  z-index: 200;
  overflow-y: auto;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 28px;
}

.detail-panel.open {
  right: 0;
  box-shadow: -20px 0 60px rgba(0, 0, 0, 0.5);
}

.detail-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 190;
}

.detail-overlay.show {
  display: block;
}

.detail-panel .close-btn {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
  color: var(--text-muted);
  cursor: pointer;
  float: right;
  transition: all var(--transition);
  font-size: 14px;
  line-height: 1;
}

.detail-panel .close-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
  background: rgba(255,255,255,0.08);
}

.detail-panel h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 24px;
  padding-right: 48px;
  letter-spacing: -0.3px;
}

.detail-field {
  margin-bottom: 16px;
}

.detail-field label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  display: block;
  margin-bottom: 6px;
}

.detail-field .value {
  font-size: 14px;
  color: var(--text-secondary);
  word-break: break-word;
}

.message-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 400px;
  overflow-y: auto;
  padding: 14px;
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.message-item {
  font-size: 13px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.message-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.message-item .msg-author {
  font-weight: 700;
  color: var(--accent);
}

.message-item .msg-time {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: 8px;
}

.message-item .msg-content {
  color: var(--text-secondary);
  margin-top: 4px;
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   Button styles
   ═══════════════════════════════════════════ */

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-xs);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary:hover {
  background: rgba(245, 166, 35, 0.2);
  box-shadow: 0 0 20px rgba(245, 166, 35, 0.15);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--border-light);
}

/* ═══════════════════════════════════════════
   Transcript action links
   ═══════════════════════════════════════════ */

.action-links {
  display: flex;
  gap: 6px;
  align-items: center;
}

.action-links a {
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  font-size: 12px;
  font-weight: 600;
  transition: all var(--transition);
  text-decoration: none;
}

.action-links a.link-view {
  color: var(--accent);
  background: var(--accent-dim);
}
.action-links a.link-view:hover {
  background: var(--accent-glow);
}

.action-links a.link-download {
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
}
.action-links a.link-download:hover {
  background: rgba(255,255,255,0.08);
}

.action-links a.link-detail {
  color: var(--info);
  background: var(--info-dim);
}
.action-links a.link-detail:hover {
  background: rgba(99,102,241,0.15);
}

/* ═══════════════════════════════════════════
   Theme Toggle Button
   ═══════════════════════════════════════════ */

.theme-toggle {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 7px 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition);
  position: relative;
}

.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--border-accent);
  background: var(--accent-dim);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

[data-theme="light"] .theme-toggle {
  background: rgba(0,0,0,0.03);
}