/* ============================================================
   RollCall - Church School Attendance System
   KOSTA-inspired design system
   ============================================================ */

:root {
  --primary: #3C50E0;
  --primary-dark: #2A3BB7;
  --primary-light: #E2E8F0;
  --secondary: #7C3AED;
  --secondary-light: #EDE9FE;
  --success: #10B981;
  --success-light: #D1FAE5;
  --warning: #F59E0B;
  --warning-light: #FEF3C7;
  --danger: #DC2626;
  --danger-light: #FEE2E2;
  --header-bg: #1C2434;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;
  --white: #FFFFFF;
  --border-radius: 0.5rem;
  --border-radius-lg: 0.75rem;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
  --transition: all 0.2s ease;
}

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

body {
  font-family: 'Pretendard', 'Inter', -apple-system, BlinkMacSystemFont,
    'Segoe UI', 'Malgun Gothic', '맑은 고딕', sans-serif;
  font-size: 13px;
  color: var(--gray-800);
  background: var(--gray-100);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-dark);
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

/* ============================================================
   HEADER
   ============================================================ */
.app-header {
  background: var(--header-bg);
  color: var(--white);
  padding: 0.85rem 1.25rem;
  height: auto;
  min-height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

.header-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}

.header-left-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-date {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--gray-300);
  letter-spacing: -0.01em;
}

.header-right-group {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

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

.header-user-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 13px;
  color: var(--gray-300);
}

.header-user-info i {
  color: var(--gray-400);
}

.user-info-text {
  font-weight: 500;
}

.user-role-text {
  color: var(--gray-400);
}

.icon-btn {
  background: var(--gray-100);
  border: none;
  color: var(--gray-600);
  width: 36px;
  height: 36px;
  border-radius: var(--border-radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: var(--transition);
}

.icon-btn:hover {
  background: var(--gray-200);
  color: var(--gray-900);
}

.back-link {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
}

.back-link:hover {
  color: var(--white);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-700);
  cursor: pointer;
  font-size: 13.6px;
  font-weight: 500;
  transition: var(--transition);
  line-height: 1;
}

.btn:hover {
  background: var(--gray-50);
  border-color: var(--gray-300);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  border: none;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), #6D28D9);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.45);
  color: var(--white);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--gray-100);
  border-color: var(--gray-200);
  color: var(--gray-600);
}

.btn-secondary:hover {
  background: var(--gray-200);
  border-color: var(--gray-300);
  color: var(--gray-800);
}

.btn-sm {
  padding: 0.3rem 0.75rem;
  font-size: 0.78rem;
}

.btn-block {
  width: 100%;
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
  border-color: var(--danger);
}

.btn-danger:hover {
  background: #B91C1C;
  border-color: #B91C1C;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 13.6px;
  font-weight: 500;
  color: var(--gray-600);
  margin-bottom: 0.35rem;
}

.form-input,
.form-select {
  width: 100%;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius);
  font-size: 13.6px;
  color: var(--gray-800);
  background: var(--white);
  transition: var(--transition);
  font-family: inherit;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

textarea.form-input {
  resize: vertical;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--gray-900);
  position: relative;
  overflow: hidden;
}

.login-body::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(37, 99, 235, 0.35) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(124, 58, 237, 0.35) 0%, transparent 60%),
    radial-gradient(ellipse at 60% 80%, rgba(37, 99, 235, 0.2) 0%, transparent 50%);
}

.login-container {
  position: relative;
  z-index: 10;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 1.25rem;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 400px;
  margin: 1.5rem;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.login-logo-icon {
  width: 68px;
  height: 68px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.85rem;
  margin: 0 auto 1.25rem;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.5);
}

.login-container h1 {
  font-size: 1.4rem;
  font-weight: 800;
  text-align: center;
  color: var(--white);
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.login-container .login-subtitle {
  text-align: center;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
  margin-bottom: 1.75rem;
}

.login-container .form-group label {
  color: rgba(255, 255, 255, 0.75);
}

.login-container .form-input {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

.login-container .form-input::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.login-container .form-input:focus {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.login-container .btn-primary {
  padding: 0.75rem;
  font-size: 0.95rem;
  margin-top: 0.5rem;
  letter-spacing: 0.01em;
}

.error-msg {
  background: rgba(220, 38, 38, 0.2);
  border: 1px solid rgba(220, 38, 38, 0.4);
  color: #FCA5A5;
  border-radius: var(--border-radius);
  padding: 0.5rem 0.85rem;
  font-size: 0.82rem;
  margin-bottom: 0.75rem;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.app-main {
  padding: 1.25rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* ============================================================
   PAGE TITLE
   ============================================================ */
.page-title {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--gray-200);
}

.page-title h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-800);
}

/* ============================================================
   DASHBOARD CARDS
   ============================================================ */
.dashboard-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: 1.1rem 1rem;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card.clickable:hover::after {
  opacity: 1;
}

.card-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  text-align: left;
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.card-info {
  flex: 1;
}

.card-icon.blue {
  background: #E0E7FF;
  color: #3C50E0;
}

.card-icon.green {
  background: #DCFCE7;
  color: #10B981;
}

.card-icon.red {
  background: #FEE2E2;
  color: #DC2626;
}

.card-icon.yellow {
  background: #FEF3C7;
  color: #F59E0B;
}

.card-icon.purple {
  background: #F3E8FF;
  color: #7C3AED;
}

.card-label {
  font-size: 15px;
  color: var(--gray-500);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.card-value {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.2rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.card-sub {
  font-size: 0.72rem;
  color: var(--gray-400);
}

/* ============================================================
   SEARCH BAR
   ============================================================ */
.search-bar {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border: 1px solid var(--gray-100);
}

.search-row {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 1rem;
  width: 100%;
}

@media (max-width: 480px) {
  .search-bar {
    padding: 0.75rem;
    gap: 0.5rem;
  }

  .search-row {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
  }

  .search-row label {
    width: 55px;
    flex-shrink: 0;
    text-align: left;
  }
}

.search-row label {
  width: 60px;
  font-weight: 500;
  color: var(--gray-700);
  font-size: 14px;
  text-align: right;
}

.search-row .form-control-wrapper {
  flex: 1;
}

.search-bar .form-select,
.search-bar .form-input {
  width: 100%;
  height: 42px;
  padding: 0.5rem 0.85rem;
  font-size: 14px;
  border-color: var(--gray-200);
}

.search-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.search-actions .btn {
  flex: 1;
  height: 44px;
  font-size: 15px;
  font-weight: 600;
}

/* ============================================================
   TABLE
   ============================================================ */
.table-section {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--gray-100);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  display: table !important;
}

.data-table th {
  background: var(--gray-50);
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-500);
  padding: 0.85rem 0.85rem;
  text-align: center;
  border-bottom: 1px solid var(--gray-200);
  white-space: normal;
  word-break: keep-all;
}

.data-table td {
  padding: 0.85rem 0.85rem;
  font-size: 14px;
  border-bottom: 1px solid var(--gray-100);
  vertical-align: middle;
  color: var(--gray-700);
  text-align: center;
}

.data-table td:nth-child(2) {
  text-align: left;
}

/* 학생 목록 테이블: 좌측 정렬 + 고정 레이아웃 */
#studentTable {
  table-layout: fixed;
}

#studentTable th,
#studentTable td {
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 컬럼 너비는 renderTable()에서 th inline style로 동적 설정 */

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

.data-table tbody tr {
  transition: var(--transition);
}

.data-table tbody tr:hover td {
  background: var(--primary-light);
}

.empty-msg {
  text-align: center;
  color: var(--gray-400);
  padding: 2.5rem 1rem;
  font-size: 0.85rem;
}

.student-name-btn {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0;
  text-align: left;
  transition: var(--transition);
  font-family: inherit;
}

.student-name-btn:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* ============================================================
   STATUS BADGES
   ============================================================ */
.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 2rem;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge-success {
  background: var(--success-light);
  color: var(--success);
}

.badge-warning {
  background: var(--warning-light);
  color: var(--warning);
}

.badge-gray {
  background: var(--gray-100);
  color: var(--gray-500);
}

.badge-attend {
  background: var(--primary-light);
  color: var(--primary);
}

.badge-absent {
  background: var(--gray-100);
  color: var(--gray-400);
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
}

.modal {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 380px;
  overflow: hidden;
  animation: modalIn 0.2s ease;
  margin: 1rem;
}

.modal h3 {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  padding: 1rem 1.25rem;
  font-size: 16px;
  font-weight: 700;
  margin: 0;
}

.modal-body {
  padding: 1.25rem 1.25rem 0;
}

.modal-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  padding: 1rem 1.25rem 1.25rem;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-8px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* ============================================================
   HORIZONTAL MODAL (for Student/Teacher Management)
   ============================================================ */
.modal.modal-wide {
  max-width: 600px;
}

.form-group-horizontal {
  display: flex;
  align-items: center;
  margin-bottom: 0.75rem;
  gap: 1rem;
}

.form-group-horizontal label {
  width: 100px;
  margin-bottom: 0 !important;
  flex-shrink: 0;
  text-align: right;
  color: var(--gray-700);
}

.form-group-horizontal .form-input-wrapper {
  flex: 1;
}


/* ============================================================
   TABS
   ============================================================ */
.tab-container {
  margin-top: 1rem;
}

.tab-header {
  display: flex;
  gap: 0.25rem;
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: 0.35rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
  border: 1px solid var(--gray-100);
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.5rem 1.25rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-500);
  border-radius: 0.4rem;
  transition: var(--transition);
  white-space: nowrap;
  font-family: inherit;
}

.tab-btn:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 340px;
  pointer-events: none;
}

.toast-item {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  border-left: 4px solid var(--primary);
  animation: toastIn 0.3s ease;
  font-size: 0.85rem;
  color: var(--gray-700);
  pointer-events: all;
}

.toast-item.toast-success {
  border-left-color: var(--success);
}

.toast-item.toast-error {
  border-left-color: var(--danger);
}

.toast-item.toast-warning {
  border-left-color: var(--warning);
}

@keyframes toastIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ============================================================
   LOADING INDICATOR
   ============================================================ */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

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

/* ============================================================
   MOBILE CARD LIST (Matches Image 2)
   ============================================================ */
.mobile-card-list {
  display: none !important;
  flex-direction: column;
  gap: 0.75rem;
}

.student-card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: 0.85rem 1rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-100);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  overflow: hidden;
}

.student-card--unattended {
  flex-direction: row;
  padding: 0;
  gap: 0;
  align-items: stretch;
}

.card-info-area {
  flex: 1;
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.btn-attend-tall {
  width: 68px;
  flex-shrink: 0;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-left: 1px solid rgba(255,255,255,0.15);
  border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-attend-tall:active {
  background: var(--primary-dark);
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.card-student-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.card-student-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
}

.card-student-meta {
  font-size: 0.9rem;
  color: var(--gray-500);
}

.card-attended-time {
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
}

.card-group-info {
  background: var(--gray-50);
  padding: 0.35rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  color: var(--gray-600);
  border: 1px solid var(--gray-100);
}

.card-data-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  border-top: 1px solid var(--gray-50);
  padding-top: 1rem;
}

.data-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.data-label {
  font-size: 0.75rem;
  color: var(--gray-400);
  font-weight: 500;
}

.data-value {
  font-size: 0.95rem;
  color: var(--gray-700);
  font-weight: 500;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 901px) {
  .search-bar {
    flex-direction: row;
    align-items: center;
    flex-wrap: nowrap;
  }

  .search-row {
    flex: 1;
  }

  .search-actions {
    margin-top: 0;
    flex: 0 0 auto;
    width: auto;
  }

  .search-actions .btn {
    width: 100px;
  }
}

@media (max-width: 900px) {
  .dashboard-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 600px) {
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding-left: 0.625rem;
    padding-right: 0.625rem;
  }

  .header-right-group {
    width: 100%;
    justify-content: space-between;
    gap: 0.5rem;
  }

  .app-main {
    padding: 1rem;
  }

  .dashboard-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }

  .card {
    padding: 0.875rem 0.75rem;
  }

  .card-value {
    font-size: 1.5rem;
  }

  /* Hide table, show cards */
  .table-section {
    display: none !important;
  }

  .mobile-card-list {
    display: flex !important;
  }

  .tab-btn {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
  }

  .modal {
    margin: 0;
    border-radius: 0;
    max-width: none;
  }

  .login-container {
    border-radius: 1rem;
  }
}

/* ============================================================
   SETTINGS SECTION
   ============================================================ */
.settings-section {
  animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.section-header h3 {
  color: var(--gray-800);
  font-weight: 700;
  font-size: 1.1rem;
}

.settings-tabs .tab-btn:hover {
  color: var(--primary);
}

.action-bar .btn {
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
}

.table-wrapper {
  background: var(--white);
  border-radius: var(--border-radius);
  border: 1px solid var(--gray-100);
}

.table-wrapper .data-table {
  margin-bottom: 0;
}

.btn-danger {
  background-color: var(--danger);
  color: white;
}

.btn-danger:hover {
  background-color: #dc2626;
}
.upload-error-box {
  background-color: #fff5f5;
  border: 1px solid #feb2b2;
  border-radius: var(--border-radius);
  padding: 1rem 1.5rem;
  color: #c53030;
  font-size: 14px;
}

.upload-error-box .error-title {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.upload-error-box .error-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
  line-height: 1.6;
}