/* ============================================================
   ComidaRegistro — Main Stylesheet
   Modern dark theme with glassmorphism
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-glass: rgba(30, 41, 59, 0.8);
  --bg-input: #0f172a;
  --border-color: rgba(148, 163, 184, 0.15);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.3);
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --info: #06b6d4;
  --info-bg: rgba(6, 182, 212, 0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --sidebar-width: 260px;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-input: #f1f5f9;
  --border-color: rgba(0, 0, 0, 0.1);
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; }

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

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

/* ── Sidebar ───────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform 0.3s ease;
}
.sidebar-brand {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}
.sidebar-brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.sidebar-brand h2 {
  font-size: 1.1rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
}
.sidebar-section {
  margin-bottom: 24px;
}
.sidebar-section-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  padding: 0 12px;
  margin-bottom: 8px;
  font-weight: 600;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}
.nav-link:hover {
  background: rgba(59, 130, 246, 0.1);
  color: var(--text-primary);
}
.nav-link.active {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
}
.nav-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 24px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
}
.nav-link i { width: 20px; text-align: center; font-size: 1rem; }
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}
.sidebar-user-info { flex: 1; }
.sidebar-user-info .name { font-size: 0.85rem; font-weight: 600; }
.sidebar-user-info .role { font-size: 0.7rem; color: var(--text-muted); text-transform: capitalize; }

/* ── Main Content ──────────────────────────────────────────── */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
}
.topbar {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.topbar .breadcrumb a { color: var(--text-muted); }
.topbar .breadcrumb .sep { color: var(--text-muted); }
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-content {
  padding: 32px;
}

/* ── Cards ─────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow); }
.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
}
.card-body { padding: 24px; }

/* ── Stat Cards (Dashboard) ────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}
.stat-card.breakfast::before { background: var(--warning); }
.stat-card.lunch::before { background: var(--success); }
.stat-card.dinner::before { background: var(--info); }
.stat-card.total::before { background: var(--accent); }
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}
.stat-card.breakfast .stat-icon { background: var(--warning-bg); color: var(--warning); }
.stat-card.lunch .stat-icon { background: var(--success-bg); color: var(--success); }
.stat-card.dinner .stat-icon { background: var(--info-bg); color: var(--info); }
.stat-card.total .stat-icon { background: rgba(59,130,246,0.1); color: var(--accent); }
.stat-info h4 { font-size: 1.8rem; font-weight: 700; line-height: 1; }
.stat-info p { font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  font-family: var(--font);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 16px var(--accent-glow);
  transform: translateY(-1px);
  color: #fff;
}
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #16a34a; transform: translateY(-1px); color: #fff; }
.btn-warning { background: var(--warning); color: #000; }
.btn-warning:hover { background: #d97706; transform: translateY(-1px); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; transform: translateY(-1px); color: #fff; }
.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(59,130,246,0.05);
}
.btn-sm { padding: 6px 12px; font-size: 0.78rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}
.btn-group { display: flex; gap: 8px; }

/* ── Forms ─────────────────────────────────────────────────── */
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: var(--font);
  transition: var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-control::placeholder { color: var(--text-muted); }
select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8.825L0.575 3.4l1.06-1.06L6 6.7l4.365-4.36 1.06 1.06z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}
.form-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}
textarea.form-control { resize: vertical; min-height: 100px; }

/* ── Table ─────────────────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
th {
  text-align: left;
  padding: 12px 16px;
  background: rgba(59,130,246,0.05);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}
td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}
tr:hover td { background: rgba(59,130,246,0.03); }
tr:last-child td { border-bottom: none; }

/* ── Badges ────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-info { background: var(--info-bg); color: var(--info); }
.badge-primary { background: rgba(59,130,246,0.1); color: var(--accent); }

/* ── Alerts ────────────────────────────────────────────────── */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease;
}
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(34,197,94,0.2); }
.alert-danger { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239,68,68,0.2); }
.alert-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid rgba(245,158,11,0.2); }
.alert-info { background: var(--info-bg); color: var(--info); border: 1px solid rgba(6,182,212,0.2); }

/* ── Pagination ────────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: center;
  padding: 20px 0;
}
.pagination a, .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}
.pagination a:hover { background: rgba(59,130,246,0.1); color: var(--accent); }
.pagination .active {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

/* ── Login Page ────────────────────────────────────────────── */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg-primary);
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(59,130,246,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(139,92,246,0.06) 0%, transparent 50%);
}
.login-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.4);
  animation: fadeUp 0.5s ease;
}
.login-logo {
  text-align: center;
  margin-bottom: 32px;
}
.login-logo .icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.login-logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.login-logo p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ── Registration Kiosk Mode ────────────────────────────────── */
.kiosk-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 80px);
  padding: 20px;
}
.kiosk-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 40px;
  width: 100%;
  max-width: 600px;
  box-shadow: var(--shadow);
}
.kiosk-card h2 {
  font-size: 1.4rem;
  text-align: center;
  margin-bottom: 8px;
}
.kiosk-card .meal-type {
  text-align: center;
  font-size: 1rem;
  margin-bottom: 28px;
}
.kiosk-input {
  padding: 16px 20px !important;
  font-size: 1.4rem !important;
  text-align: center;
  letter-spacing: 2px;
}
.kiosk-btn {
  width: 100%;
  padding: 16px !important;
  font-size: 1.1rem !important;
}
.confirmation-card {
  text-align: center;
  animation: scaleIn 0.4s ease;
}
.confirmation-card .check-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: var(--success-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--success);
  animation: pulse 1s ease infinite;
}
.confirmation-details {
  text-align: left;
  background: var(--bg-primary);
  border-radius: var(--radius);
  padding: 20px;
  margin: 20px 0;
}
.confirmation-details .row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}
.confirmation-details .row:last-child { border-bottom: none; }
.confirmation-details .label { color: var(--text-muted); font-size: 0.85rem; }
.confirmation-details .value { font-weight: 600; }

/* ── QR Zone ───────────────────────────────────────────────── */
.qr-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  margin-top: 16px;
}
#qr-reader {
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}
.qr-toggle { margin-bottom: 20px; }

/* ── Utilities ─────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.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; }
.mb-3 { margin-bottom: 24px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.w-100 { width: 100%; }
.hidden { display: none !important; }

/* ── Modal ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  width: 90%;
  max-width: 500px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
  animation: scaleIn 0.3s ease;
}
.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h3 { font-size: 1rem; }
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px;
}
.modal-body { padding: 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ── Toast Notifications ───────────────────────────────────── */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  min-width: 300px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideInRight 0.3s ease;
}
.toast.success { border-left: 4px solid var(--success); }
.toast.error   { border-left: 4px solid var(--danger); }
.toast.warning { border-left: 4px solid var(--warning); }
.toast.info    { border-left: 4px solid var(--info); }
.toast-icon { font-size: 1.2rem; }
.toast.success .toast-icon { color: var(--success); }
.toast.error   .toast-icon { color: var(--danger); }
.toast-message { flex: 1; font-size: 0.85rem; }
.toast-close {
  background: none; border: none;
  color: var(--text-muted); cursor: pointer;
  font-size: 1rem; padding: 4px;
}

/* ── Animations ────────────────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideIn { from { opacity: 0; transform: translateX(-10px); } to { opacity: 1; transform: translateX(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }

/* ── Responsive ────────────────────────────────────────────── */
.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 8px;
}
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 0 0 40px rgba(0,0,0,0.5);
  }
  .main-content {
    margin-left: 0;
  }
  .sidebar-toggle { display: block; }
  .page-content { padding: 20px; }
  .topbar { padding: 12px 20px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ── Page Header ───────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.page-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
}
.page-header p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 4px;
}

/* ── Search Box ────────────────────────────────────────────── */
.search-box {
  position: relative;
}
.search-box input {
  padding-left: 40px;
}
.search-box i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

/* ── Toolbar ───────────────────────────────────────────────── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.toolbar .search-box { flex: 1; min-width: 200px; }

/* ── Chart containers ──────────────────────────────────────── */
.chart-container {
  position: relative;
  height: 300px;
}
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
@media (max-width: 768px) {
  .charts-grid { grid-template-columns: 1fr; }
}

/* ── Loading spinner ───────────────────────────────────────── */
.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Empty state ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state i { font-size: 3rem; margin-bottom: 16px; opacity: 0.3; }
.empty-state h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--text-secondary); }
.empty-state p { font-size: 0.85rem; }