/* =============================================
   CFA PTO Tracker — Chick-fil-A Brand Theme
   Redesigned with Apple-level polish
   ============================================= */

/* ── Reset & Foundation ─────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* CFA Primary Palette */
  --cfa-red: #E51636;
  --cfa-dark-red: #C2102D;
  --cfa-white: #FFFFFF;

  /* CFA Secondary Palette */
  --cfa-navy: #004F71;
  --cfa-navy-deep: #003A54;
  --cfa-dark-gray: #5B6770;
  --cfa-gray: #DAD7D2;
  --cfa-light-gray: #F2F1EF;

  /* CFA Tertiary Accents */
  --cfa-green: #249E6B;
  --cfa-green-light: #E8F8F0;
  --cfa-yellow: #F5A623;
  --cfa-yellow-light: #FFF8EB;
  --cfa-blue: #3EB1C8;
  --cfa-blue-light: #EBF8FA;
  --cfa-cream: #FCF7E7;

  /* Functional Tokens */
  --primary: var(--cfa-red);
  --primary-hover: var(--cfa-dark-red);
  --danger: #DC2626;
  --danger-light: #FEF2F2;
  --success: var(--cfa-green);
  --success-light: var(--cfa-green-light);
  --warning: var(--cfa-yellow);
  --warning-light: var(--cfa-yellow-light);
  --bg: #F7F6F3;
  --card: var(--cfa-white);
  --text: #1A1A1A;
  --text-secondary: #6B7280;
  --text-light: var(--cfa-dark-gray);
  --border: #E5E4E1;
  --border-light: #F0EFEC;

  /* Elevation */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.06);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===========================
   Login Page
   =========================== */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: #E8B5A8;
  background-image: url('/img/login-bg.png');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  padding: 1.5rem;
}

.login-box {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 2.75rem 2.25rem 2.25rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(255,255,255,0.5);
  width: 100%;
  max-width: 420px;
  border-top: none;
  position: relative;
  overflow: hidden;
}

/* Subtle red accent line at top */
.login-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cfa-red), var(--cfa-dark-red));
}

.login-logo {
  text-align: center;
  margin-bottom: 1.75rem;
}

.login-logo img {
  height: 56px;
  width: auto;
}

.login-box h1 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
  text-align: center;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.login-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 2rem;
  font-weight: 400;
}

/* ===========================
   App Header — Deep Gradient
   =========================== */
.app-header {
  background: linear-gradient(135deg, var(--cfa-navy) 0%, var(--cfa-navy-deep) 60%, #002438 100%);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 0 var(--cfa-red), 0 4px 20px rgba(0,79,113,0.2);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-brand img {
  height: 32px;
  width: auto;
}

.app-header h1 {
  font-size: 1.0625rem;
  color: var(--cfa-white);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.header-divider {
  width: 1px;
  height: 22px;
  background: rgba(255, 255, 255, 0.2);
}

.header-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.header-actions span {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.8125rem;
  font-weight: 500;
  margin-right: 0.25rem;
}

.header-actions .btn {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.15);
  font-size: 0.8125rem;
  backdrop-filter: blur(4px);
}

.header-actions .btn:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.3);
  color: white;
  transform: translateY(-1px);
}

/* ===========================
   Main Content
   =========================== */
.main-content {
  padding: 1.75rem 2rem;
  max-width: 1440px;
  margin: 0 auto;
}

/* ===========================
   Stat Cards — Clean, Elevated
   =========================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background: linear-gradient(135deg, var(--card) 0%, #FAFAF8 100%);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  border-left: none;
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--cfa-navy);
  transition: all var(--duration-normal) var(--ease-out);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(0, 79, 113, 0.15);
}

.stat-card:hover::before {
  width: 5px;
  background: var(--cfa-red);
}

.stat-card .label {
  font-size: 0.6875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.stat-card .value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* ===========================
   Alert Banners
   =========================== */
.alert-banner {
  background: var(--warning-light);
  border: 1px solid rgba(245, 166, 35, 0.25);
  border-left: 3px solid var(--warning);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1.25rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  animation: slideDown var(--duration-slow) var(--ease-out);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.alert-banner.hidden { display: none; }
.alert-banner .alert-icon { font-size: 1.125rem; flex-shrink: 0; }
.alert-banner .alert-actions { margin-left: auto; }
.alert-banner a {
  color: var(--cfa-red);
  font-weight: 600;
  text-decoration: none;
  transition: opacity var(--duration-fast);
}
.alert-banner a:hover { opacity: 0.7; }

.alert-dismiss {
  background: none;
  border: none;
  font-size: 1rem;
  color: #999;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  line-height: 1;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast);
  flex-shrink: 0;
}
.alert-dismiss:hover {
  color: #333;
  background: rgba(0,0,0,0.06);
}

/* ===========================
   Tabs — Segmented Control
   =========================== */
.tabs {
  display: flex;
  gap: 0.25rem;
  background: var(--card);
  padding: 0.375rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.75rem;
  overflow-x: auto;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
}

.tab {
  padding: 0.625rem 1.125rem;
  cursor: pointer;
  border: none;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  font-size: 0.8125rem;
  white-space: nowrap;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  border-radius: var(--radius-sm);
}

.tab:hover {
  color: var(--text);
  background: var(--bg);
}

.tab.active {
  color: var(--cfa-white);
  background: var(--cfa-navy);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0, 79, 113, 0.3);
}

/* ===========================
   Tables — Spacious & Scannable
   =========================== */
.table-container {
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.table-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cfa-navy), var(--cfa-blue));
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  z-index: 1;
}

.toolbar {
  padding: 1rem 1.25rem;
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border-light);
  background: linear-gradient(180deg, var(--card) 0%, var(--bg) 100%);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th, td {
  padding: 0.875rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

th {
  background: linear-gradient(180deg, var(--bg) 0%, #EEEDEA 100%);
  font-weight: 700;
  white-space: normal;
  color: var(--cfa-navy);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  min-width: 70px;
  position: sticky;
  top: 0;
  border-bottom: 2px solid var(--border);
}

tr {
  transition: background var(--duration-fast);
}

tbody tr:nth-child(even) {
  background: rgba(0, 79, 113, 0.015);
}

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

th.sortable {
  cursor: pointer;
  user-select: none;
  transition: all var(--duration-fast);
}
th.sortable:hover {
  color: var(--cfa-red);
  background: var(--cfa-light-gray);
}

.text-right { text-align: right; }
.text-center { text-align: center; }

/* ===========================
   Badges — Refined Pills
   =========================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.4;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.5);
}

.badge-active { background: var(--success-light); color: #15803D; }
.badge-inactive { background: var(--danger-light); color: #B91C1C; }
.badge-hourly { background: var(--cfa-blue-light); color: #0E7490; }
.badge-exempt { background: #F5F3FF; color: #7C3AED; }
.badge-pending { background: var(--warning-light); color: #B45309; }
.badge-approved { background: var(--success-light); color: #15803D; }
.badge-rejected { background: var(--danger-light); color: #B91C1C; }
.badge-cancelled { background: #F3F4F6; color: #6B7280; }
.badge-punch { background: var(--cfa-blue-light); color: #0E7490; }

/* Tab notification badge */
.tab-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--cfa-red);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.625rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  padding: 0 0.375rem;
  margin-left: 0.375rem;
  vertical-align: middle;
  animation: badgePop var(--duration-slow) var(--ease-spring);
}

@keyframes badgePop {
  from { transform: scale(0); }
  to { transform: scale(1); }
}

.tab-badge.hidden { display: none; }

/* ===========================
   Notification Bell & Dropdown
   =========================== */
.notification-bell {
  position: relative;
  font-size: 1rem;
}

.notif-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--cfa-red);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.5625rem;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 0.25rem;
  box-shadow: 0 0 0 2px var(--cfa-navy);
}
.notif-count.hidden { display: none; }

.notif-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: -8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  width: 340px;
  box-shadow: var(--shadow-lg);
  z-index: 150;
  animation: dropdownAppear var(--duration-normal) var(--ease-out);
  overflow: hidden;
}

@keyframes dropdownAppear {
  from { opacity: 0; transform: translateY(-4px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.notif-dropdown.hidden { display: none; }

.notif-header {
  padding: 0.875rem 1rem;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--border-light);
  font-size: 0.8125rem;
  letter-spacing: -0.01em;
}

.notif-item {
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: background var(--duration-fast);
  color: var(--text);
}
.notif-item:hover { background: var(--bg); }
.notif-item:last-child { border-bottom: none; }
.notif-empty { color: var(--text-secondary); cursor: default; }
.notif-empty:hover { background: var(--card); }

/* ===========================
   Dropdown Menus
   =========================== */
.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  min-width: 190px;
  overflow: hidden;
  animation: dropdownAppear var(--duration-normal) var(--ease-out);
}
.dropdown-menu.hidden { display: none; }

.dropdown-item {
  display: block;
  padding: 0.625rem 1rem;
  font-size: 0.8125rem;
  color: var(--text);
  text-decoration: none;
  transition: background var(--duration-fast);
  white-space: nowrap;
}
.dropdown-item:hover {
  background: var(--bg);
  color: var(--cfa-red);
}

@media (max-width: 768px) {
  .notif-dropdown { right: -60px; width: 300px; }
}
.badge[style*="cursor:pointer"]:hover { opacity: 0.7; text-decoration: underline; }

/* ===========================
   Buttons — Polished
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--duration-fast) var(--ease-out);
  line-height: 1.4;
}

.btn:hover {
  background: var(--bg);
  border-color: var(--cfa-gray);
  box-shadow: var(--shadow-xs);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--cfa-red) 0%, var(--cfa-dark-red) 100%);
  color: white;
  border-color: var(--cfa-dark-red);
  box-shadow: 0 2px 4px rgba(229, 22, 54, 0.25), inset 0 1px 0 rgba(255,255,255,0.1);
  font-weight: 600;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #D01430 0%, #A80E26 100%);
  border-color: #A80E26;
  box-shadow: 0 4px 12px rgba(229, 22, 54, 0.35), inset 0 1px 0 rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 1px 2px rgba(229, 22, 54, 0.3);
}

.btn-danger {
  background: var(--danger);
  color: white;
  border-color: var(--danger);
  box-shadow: 0 1px 2px rgba(220, 38, 38, 0.2);
}

.btn-danger:hover {
  background: #B91C1C;
  border-color: #B91C1C;
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
  transform: translateY(-1px);
}

.btn-success {
  background: var(--success);
  color: white;
  border-color: var(--success);
  box-shadow: 0 1px 2px rgba(36, 158, 107, 0.2);
}

.btn-success:hover {
  background: #1E8B5E;
  border-color: #1E8B5E;
  box-shadow: 0 2px 8px rgba(36, 158, 107, 0.3);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.3125rem 0.75rem;
  font-size: 0.75rem;
  border-radius: 6px;
}

/* ===========================
   Forms — Clean & Modern
   =========================== */
.form-group { margin-bottom: 1.125rem; }

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
  color: var(--text);
}

input[type="text"], input[type="password"], input[type="email"],
input[type="date"], input[type="number"],
select, textarea {
  width: 100%;
  padding: 0.5625rem 0.875rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  background: var(--card);
  color: var(--text);
  transition: all var(--duration-fast) var(--ease-out);
  -webkit-appearance: none;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--cfa-navy);
  box-shadow: 0 0 0 3px rgba(0, 79, 113, 0.1);
}

input::placeholder, textarea::placeholder {
  color: #B0B0B0;
}

select {
  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 d='M3 5l3 3 3-3' fill='none' stroke='%235B6770' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
}

/* ===========================
   Modals — Elegant
   =========================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 30, 50, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: overlayFade var(--duration-normal) var(--ease-out);
}

@keyframes overlayFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-overlay.hidden { display: none; }

.modal {
  background: var(--card);
  border-radius: var(--radius-xl);
  padding: 2rem;
  width: 100%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0,0,0,0.04);
  animation: modalSlideUp var(--duration-slow) var(--ease-spring);
  border-top: 3px solid var(--cfa-red);
}

@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal h2 {
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-light);
}

/* ===========================
   Upload Area
   =========================== */
.upload-area {
  border: 2px dashed var(--cfa-gray);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  background: linear-gradient(135deg, var(--bg) 0%, #F0EFE9 100%);
  position: relative;
}

.upload-area:hover {
  border-color: var(--cfa-navy);
  background: linear-gradient(135deg, rgba(0, 79, 113, 0.03) 0%, rgba(0, 79, 113, 0.06) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.upload-area.dragover {
  border-color: var(--cfa-red);
  border-style: solid;
  background: linear-gradient(135deg, rgba(229, 22, 54, 0.03) 0%, rgba(229, 22, 54, 0.06) 100%);
  box-shadow: 0 0 0 4px rgba(229, 22, 54, 0.1), var(--shadow-md);
  transform: translateY(-3px) scale(1.005);
}

.upload-area input[type="file"] { display: none; }

/* ===========================
   Value Colors
   =========================== */
.positive { color: var(--success); font-weight: 600; }
.negative { color: var(--danger); font-weight: 600; }
.row-pto-warning { background: var(--warning-light); }
.row-pto-warning:hover { background: #FFF0C0; }

/* ===========================
   Detail Panel
   =========================== */
.detail-panel {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  border-top: none;
  padding: 1.75rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.detail-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cfa-red) 0%, var(--cfa-navy) 100%);
}

.detail-panel h2 {
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.detail-header h2 {
  font-size: 1.375rem;
  margin-bottom: 0;
}

.detail-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

/* ===========================
   Scrollbar Styling
   =========================== */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--cfa-gray);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--cfa-dark-gray);
}

/* ===========================
   Responsive — Tablet
   =========================== */
@media (max-width: 768px) {
  .main-content { padding: 1.25rem 1rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .toolbar { flex-direction: column; align-items: stretch; }

  .app-header {
    padding: 0 1rem;
    height: 56px;
  }
  .app-header h1 { font-size: 0.9375rem; }
  .header-brand img { height: 28px; }

  .login-box {
    margin: 1rem;
    padding: 2rem 1.5rem 1.5rem;
  }
  .login-box input[type="text"],
  .login-box input[type="password"] {
    font-size: 16px;
    min-height: 44px;
    padding: 0.625rem 0.875rem;
  }
  .login-box .btn-primary {
    min-height: 48px;
    font-size: 1rem;
    padding: 0.75rem 1rem;
  }

  .tabs { gap: 0.125rem; padding: 0.25rem; }
  .tab { padding: 0.5rem 0.75rem; font-size: 0.75rem; }
}

/* ===========================
   Responsive — Phone
   =========================== */
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .header-divider { display: none; }

  .stat-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
  }
  .stat-card .value {
    font-size: 1.375rem;
    margin-top: 0;
  }

  .login-container { padding: 0.5rem; }
  .login-box { padding: 1.5rem 1.25rem 1.25rem; border-radius: var(--radius-lg); }
  .login-logo img { height: 48px; }

  .modal {
    max-width: 100% !important;
    max-height: 100vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    min-height: 50vh;
    margin-top: auto;
  }
  .modal-overlay {
    align-items: flex-end;
  }

  .detail-panel {
    padding: 1.25rem;
  }
}

/* Landscape on short phones */
@media (max-height: 500px) and (max-width: 900px) {
  .login-container { align-items: flex-start; padding-top: 0.5rem; }
  .login-logo img { height: 36px; }
  .login-box h1 { font-size: 1.125rem; margin-bottom: 0.125rem; }
  .login-subtitle { margin-bottom: 0.75rem; }
  .login-box .form-group { margin-bottom: 0.5rem; }
}

/* ===========================
   Hamburger Menu (Mobile)
   =========================== */
.hamburger-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.375rem;
  cursor: pointer;
  padding: 0.5rem;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  line-height: 1;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast);
}

.hamburger-btn:hover {
  background: rgba(255,255,255,0.1);
}

@media (max-width: 768px) {
  .hamburger-btn { display: flex; }

  .header-actions {
    display: none;
  }

  .header-actions.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 56px;
    right: 0;
    background: var(--cfa-navy-deep);
    padding: 1rem;
    width: 240px;
    box-shadow: var(--shadow-lg);
    z-index: 101;
    gap: 0.5rem;
    border-bottom-left-radius: var(--radius-md);
    animation: slideRight var(--duration-normal) var(--ease-out);
  }

  @keyframes slideRight {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
  }

  .header-actions.mobile-open span {
    font-size: 0.8125rem;
    padding-bottom: 0.625rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .header-actions.mobile-open .btn {
    width: 100%;
    justify-content: center;
    min-height: 44px;
  }
}

/* ===========================
   Touch-Friendly (Mobile)
   =========================== */
@media (max-width: 768px) {
  .btn { min-height: 44px; min-width: 44px; padding: 0.625rem 1rem; }
  .btn-sm { min-height: 44px; min-width: 44px; padding: 0.5rem 0.875rem; }

  .modal input[type="text"],
  .modal input[type="password"],
  .modal input[type="number"],
  .modal input[type="date"],
  .modal select {
    font-size: 16px;
    min-height: 44px;
  }
}

/* ===========================
   Tab Scrolling (Mobile)
   =========================== */
@media (max-width: 768px) {
  .tabs {
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: 1px;
  }
  .tabs::-webkit-scrollbar { display: none; }
}

/* ===========================
   Table → Card Layout (Mobile)
   =========================== */
@media (max-width: 768px) {
  .table-container {
    overflow-x: visible;
    background: transparent;
    border: none;
    box-shadow: none;
  }

  .responsive-table thead { display: none; }

  .responsive-table tbody tr {
    display: block;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-bottom: 0.75rem;
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--duration-fast);
  }

  .responsive-table tbody tr:hover {
    background: var(--card);
    box-shadow: var(--shadow-sm);
  }

  .responsive-table tbody td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.375rem 0;
    border-bottom: none;
    gap: 0.5rem;
    font-size: 0.8125rem;
  }

  .responsive-table tbody td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
    min-width: 80px;
  }

  .responsive-table tbody td:empty { display: none; }

  .responsive-table tbody td .text-right,
  .responsive-table tbody td.text-right { text-align: right; }

  /* Actions row */
  .responsive-table tbody td:last-child {
    justify-content: flex-end;
    padding-top: 0.625rem;
    margin-top: 0.375rem;
    border-top: 1px solid var(--border-light);
  }
}

/* ===========================
   Selection & Focus
   =========================== */
::selection {
  background: rgba(229, 22, 54, 0.12);
  color: var(--text);
}

:focus-visible {
  outline: 2px solid var(--cfa-navy);
  outline-offset: 2px;
}

/* ===========================
   Section Headers — Colored Indicator
   =========================== */
.section-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1.5rem 0 0.75rem;
}

.section-header .indicator {
  width: 4px;
  height: 22px;
  border-radius: 2px;
  flex-shrink: 0;
}

.section-header h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin: 0;
  color: var(--text);
  letter-spacing: -0.01em;
}

.section-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 700;
  min-width: 22px;
  height: 22px;
  padding: 0 0.375rem;
  border: 1px solid var(--border);
}

/* ===========================
   Stat Card Variants
   =========================== */
.stat-card--infraction::before { background: var(--cfa-red) !important; opacity: 1 !important; }
.stat-card--flag::before { background: var(--cfa-yellow) !important; opacity: 1 !important; }
.stat-card--ok::before { background: var(--success) !important; opacity: 1 !important; }
.stat-card--info::before { background: var(--cfa-navy) !important; opacity: 1 !important; }

.stat-card--infraction .value { color: var(--cfa-red); }
.stat-card--flag .value { color: #D97706; }
.stat-card--ok .value { color: var(--success); }

/* ===========================
   Upload Area — Enhanced
   =========================== */
.upload-icon {
  width: 56px;
  height: 56px;
  color: var(--cfa-navy);
  opacity: 0.3;
  margin-bottom: 1rem;
  transition: all var(--duration-slow) var(--ease-spring);
  filter: drop-shadow(0 2px 4px rgba(0, 79, 113, 0.1));
}

.upload-area:hover .upload-icon {
  opacity: 0.8;
  transform: translateY(-6px);
  color: var(--cfa-red);
  filter: drop-shadow(0 4px 8px rgba(229, 22, 54, 0.2));
}

.upload-area.dragover .upload-icon {
  opacity: 1;
  color: var(--cfa-red);
  transform: translateY(-8px) scale(1.1);
  filter: drop-shadow(0 6px 12px rgba(229, 22, 54, 0.3));
}

.upload-label {
  font-size: 1.0625rem;
  margin-bottom: 0.375rem;
  color: var(--cfa-navy);
  font-weight: 500;
}

.upload-sublabel {
  color: var(--text-light);
  font-size: 0.8125rem;
}

/* ===========================
   Remove Infraction Button
   =========================== */
.btn-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--danger-light);
  border: 1px solid rgba(220, 38, 38, 0.15);
  color: var(--danger);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  transition: all var(--duration-fast) var(--ease-out);
  padding: 0;
}

.btn-remove:hover {
  background: var(--danger);
  color: white;
  border-color: var(--danger);
  transform: scale(1.1);
}

/* ===========================
   Empty State
   =========================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  color: var(--text-secondary);
  gap: 0.5rem;
}

.empty-state-icon {
  font-size: 1.75rem;
  opacity: 0.4;
}

.empty-state-text {
  font-size: 0.8125rem;
  font-weight: 500;
}

/* ===========================
   Notify Button (CFA Red)
   =========================== */
.btn-notify {
  background: var(--cfa-red);
  color: white;
  border-color: var(--cfa-red);
  box-shadow: 0 1px 2px rgba(229, 22, 54, 0.2);
}

.btn-notify:hover {
  background: var(--cfa-dark-red);
  border-color: var(--cfa-dark-red);
  box-shadow: 0 2px 8px rgba(229, 22, 54, 0.3);
  color: white;
  transform: translateY(-1px);
}

/* ===========================
   History Action Group
   =========================== */
.action-group {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}

/* ===========================
   Result Success Panel
   =========================== */
.result-success {
  background: var(--success-light);
  border: 1px solid rgba(36, 158, 107, 0.2);
  border-left: 4px solid var(--success);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.result-success-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: #15803D;
}

.result-success-header .check-icon {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: var(--success);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
}

.result-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.result-stat {
  text-align: center;
  padding: 0.625rem;
  background: rgba(255,255,255,0.7);
  border-radius: var(--radius-sm);
}

.result-stat .result-stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.2;
}

.result-stat .result-stat-label {
  font-size: 0.6875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-top: 0.125rem;
}

.result-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(36, 158, 107, 0.15);
}

/* ===========================
   Section Title with Icon
   =========================== */
.section-title {
  color: var(--cfa-navy);
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: -0.01em;
}

.section-title-icon {
  font-size: 1.125rem;
}

/* ===========================
   Enhanced Hover Effects
   =========================== */
tr:hover { background: rgba(0,79,113,0.025); }

/* ===========================
   Utility: Loading State
   =========================== */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.loading {
  animation: pulse 1.5s infinite;
}