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

/* =====================================================
   VARIABLES GLOBALES
   ===================================================== */
:root {
  --primary:       #1d4ed8;
  --primary-dark:  #1e40af;
  --primary-hover: #1a44c8;
  --primary-light: #eff6ff;
  --primary-ring:  rgba(29, 78, 216, 0.15);

  --success:       #059669;
  --success-dark:  #047857;
  --success-light: #ecfdf5;
  --success-ring:  rgba(5, 150, 105, 0.15);

  --danger:        #dc2626;
  --danger-dark:   #b91c1c;
  --danger-light:  #fef2f2;

  --warning:       #d97706;
  --warning-light: #fffbeb;

  --gray-50:   #f9fafb;
  --gray-100:  #f3f4f6;
  --gray-200:  #e5e7eb;
  --gray-300:  #d1d5db;
  --gray-400:  #9ca3af;
  --gray-500:  #6b7280;
  --gray-600:  #4b5563;
  --gray-700:  #374151;
  --gray-800:  #1f2937;
  --gray-900:  #111827;
  --white:     #ffffff;

  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow:    0 4px 12px rgba(0,0,0,.10), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 32px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.18);

  --font:      'Inter', system-ui, -apple-system, sans-serif;
  --transition: all 0.2s ease;
}

/* =====================================================
   RESET & BASE
   ===================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  color: var(--gray-800);
  background: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Evitar zoom en iOS con inputs */
input, select, textarea {
  font-size: max(16px, 1em);
}

/* =====================================================
   KIOSK — CONTENEDOR PRINCIPAL
   ===================================================== */
.kiosk-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(145deg, #eef2ff 0%, #f8faff 60%, #f0fdf4 100%);
}

.kiosk-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: 52px 48px;
  width: 100%;
  max-width: 540px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.8);
}

/* =====================================================
   KIOSK — CABECERA
   ===================================================== */
.kiosk-header {
  margin-bottom: 44px;
}

.kiosk-logo {
  width: 84px;
  height: 84px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 8px 24px var(--primary-ring);
}

.kiosk-logo svg {
  width: 44px;
  height: 44px;
  color: white;
}

.kiosk-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.kiosk-subtitle {
  font-size: 0.95rem;
  color: var(--gray-500);
  font-weight: 400;
}

/* =====================================================
   KIOSK — PASOS (STEPS)
   ===================================================== */
.step {
  display: none;
}

.step.active {
  display: block;
  animation: stepIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes stepIn {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* =====================================================
   FORMULARIOS
   ===================================================== */
.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-input {
  width: 100%;
  padding: 18px 20px;
  font-size: 1.4rem;
  font-family: var(--font);
  font-weight: 600;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--gray-50);
  color: var(--gray-800);
  outline: none;
  letter-spacing: 3px;
  text-align: center;
  text-transform: uppercase;
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px var(--primary-ring);
}

.form-input::placeholder {
  color: var(--gray-300);
  letter-spacing: 1px;
  font-weight: 400;
}

.form-textarea {
  width: 100%;
  padding: 14px 16px;
  font-size: 1rem;
  font-family: var(--font);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--gray-50);
  color: var(--gray-800);
  resize: vertical;
  min-height: 90px;
  outline: none;
  transition: var(--transition);
}

.form-textarea:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px var(--primary-ring);
}

/* =====================================================
   BOTONES
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 18px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font);
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  min-height: 62px;
  letter-spacing: 0.01em;
  user-select: none;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

.btn-primary {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}
.btn-primary:not(:disabled):hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-ring);
}
.btn-primary:not(:disabled):active { transform: translateY(0); }

.btn-success {
  background: var(--success);
  color: white;
  border-color: var(--success);
}
.btn-success:not(:disabled):hover {
  background: var(--success-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--success-ring);
}
.btn-success:not(:disabled):active { transform: translateY(0); }

.btn-danger {
  background: var(--danger);
  color: white;
  border-color: var(--danger);
}
.btn-danger:not(:disabled):hover { background: var(--danger-dark); }

.btn-outline {
  background: transparent;
  color: var(--gray-600);
  border-color: var(--gray-200);
}
.btn-outline:not(:disabled):hover {
  background: var(--gray-100);
  border-color: var(--gray-300);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-500);
  border-color: transparent;
}
.btn-ghost:hover { background: var(--gray-100); }

.btn-sm {
  padding: 9px 16px;
  font-size: 0.85rem;
  min-height: auto;
  width: auto;
}

.btn-icon {
  padding: 8px;
  width: 36px;
  height: 36px;
  min-height: auto;
  width: auto;
  border-radius: 8px;
}

.btn-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

/* =====================================================
   KIOSK — INFO CAMARERA
   ===================================================== */
.camarera-info {
  background: var(--primary-light);
  border: 1.5px solid rgba(29, 78, 216, 0.15);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 28px;
}

.camarera-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.2;
}

.camarera-dni {
  font-size: 0.88rem;
  color: var(--gray-500);
  margin-top: 4px;
  letter-spacing: 0.05em;
}

/* =====================================================
   KIOSK — SELECCIÓN DE LLAVES
   ===================================================== */
.llaves-list {
  max-height: 300px;
  overflow-y: auto;
  margin-bottom: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--gray-300) transparent;
}

.llave-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 10px;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  background: var(--white);
}

.llave-item:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.llave-item.selected {
  border-color: var(--primary);
  background: var(--primary-light);
}

.llave-item input[type="radio"] {
  width: 22px;
  height: 22px;
  accent-color: var(--primary);
  flex-shrink: 0;
  cursor: pointer;
}

.llave-info { flex: 1; }

.llave-nombre {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gray-800);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.llave-badge {
  font-size: 0.72rem;
  background: var(--primary);
  color: white;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 600;
}

.llave-desc {
  font-size: 0.82rem;
  color: var(--gray-500);
  margin-top: 3px;
}

/* =====================================================
   ALERTS
   ===================================================== */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 0.93rem;
  text-align: left;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.5;
}
.alert-icon { font-size: 1.1rem; flex-shrink: 0; }
.alert-danger  { background: var(--danger-light);  color: var(--danger-dark);  border: 1.5px solid #fca5a5; }
.alert-warning { background: var(--warning-light); color: #92400e;             border: 1.5px solid #fcd34d; }
.alert-success { background: var(--success-light); color: var(--success-dark); border: 1.5px solid #6ee7b7; }

/* =====================================================
   KIOSK — RESULTADO
   ===================================================== */
.result-icon {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 2.8rem;
  line-height: 1;
}
.result-icon.success { background: var(--success-light); color: var(--success); }
.result-icon.error   { background: var(--danger-light);  color: var(--danger); }

.result-message {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 24px;
  line-height: 1.5;
}

/* =====================================================
   COUNTDOWN & MISC
   ===================================================== */
.countdown {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-top: 16px;
}
.countdown span {
  font-weight: 700;
  color: var(--primary);
}

.section-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-700);
  margin-bottom: 16px;
  text-align: left;
}

.empty-state {
  padding: 32px;
  text-align: center;
  color: var(--gray-400);
  font-size: 0.95rem;
}

/* =====================================================
   SPINNER
   ===================================================== */
.spinner {
  display: inline-block;
  width: 22px;
  height: 22px;
  border: 3px solid rgba(255,255,255,0.3);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =====================================================
   MODAL
   ===================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }

.modal {
  background: white;
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 90%;
  max-width: 420px;
  box-shadow: var(--shadow-xl);
  animation: stepIn 0.25s ease;
}
.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 8px;
}
.modal-desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: 24px;
  line-height: 1.5;
}

/* =====================================================
   BOTÓN DE SALIDA DEL QUIOSCO (casi invisible)
   ===================================================== */
.admin-trigger {
  position: fixed;
  bottom: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  opacity: 0.08;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: opacity 0.3s;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
}
.admin-trigger:hover { opacity: 0.25; }

/* =====================================================
   ADMIN — LAYOUT
   ===================================================== */
.admin-body {
  background: var(--gray-100);
  min-height: 100vh;
}

.admin-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
  background: var(--gray-900);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-brand {
  padding: 28px 24px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidebar-brand .brand-icon {
  width: 42px; height: 42px;
  background: var(--primary);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}
.sidebar-brand .brand-icon svg { width: 22px; height: 22px; color: white; }
.sidebar-brand h1 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  margin: 0;
}
.sidebar-brand p {
  font-size: 0.75rem;
  color: var(--gray-400);
  margin-top: 3px;
}

.sidebar-nav {
  padding: 12px 0;
  flex: 1;
}
.sidebar-nav .nav-section {
  padding: 12px 24px 6px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  color: var(--gray-300);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  border-left: 3px solid transparent;
}
.sidebar-nav a svg { width: 19px; height: 19px; flex-shrink: 0; }
.sidebar-nav a:hover {
  background: rgba(255,255,255,0.06);
  color: var(--white);
  border-left-color: var(--gray-600);
}
.sidebar-nav a.active {
  background: rgba(29, 78, 216, 0.2);
  color: var(--white);
  border-left-color: var(--primary);
}

.sidebar-footer {
  padding: 20px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.sidebar-footer a {
  display: flex; align-items: center; gap: 10px;
  color: var(--gray-400); text-decoration: none;
  font-size: 0.85rem; transition: var(--transition);
}
.sidebar-footer a:hover { color: var(--white); }
.sidebar-footer a svg { width: 17px; height: 17px; }

/* Main content */
.admin-main { padding: 32px; overflow-y: auto; }

.admin-topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 16px;
  flex-wrap: wrap;
}
.admin-page-title { font-size: 1.6rem; font-weight: 800; color: var(--gray-900); letter-spacing: -0.02em; margin: 0; }
.admin-page-subtitle { font-size: 0.9rem; color: var(--gray-500); margin-top: 4px; }
.admin-topbar-actions { display: flex; gap: 10px; flex-shrink: 0; }

/* =====================================================
   ADMIN — CARDS
   ===================================================== */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  overflow: hidden;
}

.card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-header h3 { font-size: 1rem; font-weight: 600; color: var(--gray-800); margin: 0; }
.card-body { padding: 24px; }
.card-footer { padding: 16px 24px; border-top: 1px solid var(--gray-100); background: var(--gray-50); }

/* =====================================================
   ADMIN — STATS GRID
   ===================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.stat-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.stat-icon svg { width: 24px; height: 24px; }
.stat-icon.blue   { background: var(--primary-light); color: var(--primary); }
.stat-icon.green  { background: var(--success-light); color: var(--success); }
.stat-icon.red    { background: var(--danger-light);  color: var(--danger); }
.stat-icon.yellow { background: var(--warning-light); color: var(--warning); }

.stat-body {}
.stat-value { font-size: 2rem; font-weight: 800; color: var(--gray-900); line-height: 1; margin-bottom: 4px; }
.stat-label { font-size: 0.82rem; color: var(--gray-500); font-weight: 500; }

/* =====================================================
   ADMIN — TABLA
   ===================================================== */
.table-responsive { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }

thead th {
  padding: 10px 16px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-500);
  background: var(--gray-50);
  border-bottom: 2px solid var(--gray-200);
  white-space: nowrap;
}
tbody td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-700);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--gray-50); }

.td-actions { white-space: nowrap; text-align: right; }
.td-actions .btn { width: auto; }

/* =====================================================
   ADMIN — BADGES
   ===================================================== */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.76rem;
  font-weight: 600;
  white-space: nowrap;
}
.badge::before { content: '●'; font-size: 0.55rem; }
.badge-success { background: var(--success-light); color: var(--success-dark); }
.badge-danger  { background: var(--danger-light);  color: var(--danger-dark); }
.badge-primary { background: var(--primary-light); color: var(--primary-dark); }
.badge-gray    { background: var(--gray-100);      color: var(--gray-600); }
.badge-warning { background: var(--warning-light); color: #92400e; }

/* =====================================================
   ADMIN — FORMULARIOS
   ===================================================== */
.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.9rem;
  font-family: var(--font);
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  background: var(--white);
  color: var(--gray-800);
  outline: none;
  transition: var(--transition);
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-ring);
}
select.form-control { cursor: pointer; }

.form-label-sm {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gray-500);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
  align-items: end;
}

/* =====================================================
   ADMIN — LOGIN
   ===================================================== */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, #0f172a 0%, #1e3a8a 100%);
}
.login-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 52px 48px;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-xl);
}
.login-logo {
  width: 64px; height: 64px;
  background: var(--primary-light);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 28px;
}
.login-logo svg { width: 32px; height: 32px; color: var(--primary); }
.login-title    { text-align: center; font-size: 1.5rem; font-weight: 800; color: var(--gray-900); margin-bottom: 6px; }
.login-subtitle { text-align: center; font-size: 0.9rem; color: var(--gray-500); margin-bottom: 36px; }

.login-form .form-label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--gray-700); margin-bottom: 8px; }
.login-form .form-input-admin {
  width: 100%;
  padding: 13px 16px;
  font-size: 1rem;
  font-family: var(--font);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--gray-50);
  color: var(--gray-800);
  outline: none;
  transition: var(--transition);
  margin-bottom: 16px;
}
.login-form .form-input-admin:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px var(--primary-ring);
}
.login-form .btn { margin-top: 8px; }

/* =====================================================
   KIOSKO — ENLACE AL ADMIN
   ===================================================== */
.back-to-kiosk {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-500);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 8px;
  transition: var(--transition);
}
.back-to-kiosk:hover { background: var(--gray-100); color: var(--gray-700); }

/* =====================================================
   MODAL ADMIN (CRUD)
   ===================================================== */
.modal-admin { max-width: 560px; }
.modal-admin .modal-title { font-size: 1.15rem; margin-bottom: 20px; border-bottom: 1px solid var(--gray-200); padding-bottom: 16px; }
.modal-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.modal-form-grid .full-width { grid-column: 1 / -1; }
.modal-actions { display: flex; gap: 10px; margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--gray-200); }
.modal-actions .btn { flex: 1; }

/* =====================================================
   IMPRESIÓN / REPORTE PDF
   ===================================================== */
@media print {
  .no-print { display: none !important; }
  .print-only { display: block !important; }
  body { background: white !important; -webkit-print-color-adjust: exact; }
  .card { box-shadow: none !important; }
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { display: none; }
  .admin-main { padding: 0; }
}

/* =====================================================
   RESPONSIVE TABLET / MOBILE
   ===================================================== */
@media (max-width: 900px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { display: none; }
  .admin-main { padding: 20px 16px; }
}

@media (max-width: 640px) {
  .kiosk-card { padding: 32px 24px; }
  .kiosk-title { font-size: 1.5rem; }
  .login-card { padding: 36px 28px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .modal-form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .stats-grid { grid-template-columns: 1fr; }
  .filter-grid { grid-template-columns: 1fr; }
}