/* ==========================================================================
   Admin Pages Shared Styles — Lucky Draw
   Light theme, clean & minimal — WOAY Design System
   ========================================================================== */

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

/* ---------- CSS Variables ---------- */
:root {
  --bg-primary: #f5f5f5;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #fafafa;
  --bg-input: #ffffff;
  --bg-input-focus: #ffffff;
  --border-color: #e0e0e0;
  --border-focus: rgba(240, 123, 44, 0.5);
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-muted: #999999;
  --accent: #F07B2C;
  --accent-hover: #e06a1b;
  --accent-light: rgba(240, 123, 44, 0.08);
  --accent-glow: rgba(240, 123, 44, 0.2);
  --accent-primary: #F07B2C;
  --success: #27ae60;
  --success-bg: rgba(39, 174, 96, 0.08);
  --danger: #e74c3c;
  --danger-bg: rgba(231, 76, 60, 0.08);
  --warning: #f39c12;
  --warning-bg: rgba(243, 156, 18, 0.08);
  --radius-sm: 8px;
  --radius-md: 8px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.1);
  --transition: 0.2s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.admin-page {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Layout ---------- */
.admin-wrapper {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.admin-wrapper.narrow {
  max-width: 480px;
}

/* ---------- Top Bar ---------- */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.top-bar .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
  text-decoration: none;
}

.top-bar .brand .brand-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
}

.top-bar nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.top-bar nav a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.top-bar nav a:hover {
  color: var(--accent);
  background: var(--accent-light);
}

.top-bar nav a.active {
  color: var(--accent);
  font-weight: 600;
}

.top-bar .user-info {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
}

.top-bar .user-info .username {
  font-size: 13px;
  color: var(--text-secondary);
}

.top-bar .user-info .avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  user-select: none;
}

.top-bar .user-info .avatar:hover,
.top-bar .user-info.open .avatar {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(240,123,44,0.18);
}

/* Dropdown */
.user-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 180px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  z-index: 1000;

  /* hidden state */
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.top-bar .user-info.open .user-dropdown {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.user-dropdown-header {
  padding: 12px 16px 8px;
  border-bottom: 1px solid var(--border-color);
}

.user-dropdown-header .dd-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.user-dropdown-header .dd-role {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: none;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  transition: background 0.15s ease, color 0.15s ease;
  font-family: inherit;
}

.user-dropdown-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.user-dropdown-item.danger:hover {
  background: rgba(231,76,60,0.08);
  color: var(--danger);
}

.user-dropdown-item .dd-icon {
  font-size: 15px;
  width: 18px;
  text-align: center;
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-title .icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.card-title .icon.purple { background: rgba(168, 85, 247, 0.1); }
.card-title .icon.blue { background: rgba(59, 130, 246, 0.1); }
.card-title .icon.green { background: rgba(39, 174, 96, 0.1); }
.card-title .icon.orange { background: var(--accent-light); }
.card-title .icon.teal { background: rgba(20, 184, 166, 0.12); }

.card-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  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: 14px;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

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

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-select {
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23999' viewBox='0 0 16 16'%3E%3Cpath d='M1.5 5.5l6.5 6.5 6.5-6.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.form-select option {
  background: #fff;
  color: var(--text-primary);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 13px;
  line-height: 1.7;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.form-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ---------- Buttons ---------- */
.btn-admin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

.btn-admin:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-secondary {
  background: #fff;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--accent-light);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(231, 76, 60, 0.2);
}

.btn-danger:hover:not(:disabled) {
  background: rgba(231, 76, 60, 0.15);
}

.btn-success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(39, 174, 96, 0.2);
}

.btn-success:hover:not(:disabled) {
  background: rgba(39, 174, 96, 0.15);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

.btn-block {
  width: 100%;
}

/* ---------- Tables ---------- */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  background: #fafafa;
  border-bottom: 1px solid var(--border-color);
}

.admin-table td {
  padding: 10px 16px;
  border-bottom: 1px solid #f0f0f0;
  color: var(--text-secondary);
}

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

.admin-table tr:hover td {
  background: #fafafa;
}

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
}

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

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

.badge-danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.badge-info {
  background: rgba(59, 130, 246, 0.08);
  color: #2980b9;
}

/* ---------- Alerts ---------- */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 14px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: alertSlideIn 0.3s ease;
}

.alert-success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(39, 174, 96, 0.15);
}

.alert-error {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(231, 76, 60, 0.15);
}

.alert-warning {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid rgba(243, 156, 18, 0.15);
}

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

/* ---------- Drag & Drop Zone ---------- */
.drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  background: #fafafa;
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-light);
}

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

.drop-zone .drop-text {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.drop-zone .drop-hint {
  font-size: 13px;
  color: var(--text-muted);
}

.drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

/* ---------- Login Page ---------- */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
  background: var(--bg-primary);
}

.login-card {
  width: 100%;
  max-width: 420px;
  padding: 48px 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  animation: cardFadeIn 0.4s ease;
}

.login-card .login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-card .login-logo .logo-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: var(--accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #fff;
}

.login-card .login-logo h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.login-card .login-logo p {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

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

/* ---------- Spinner ---------- */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ---------- Empty State ---------- */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state .empty-text {
  font-size: 15px;
  font-weight: 500;
}

/* ---------- Tab Navigation ---------- */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 24px;
}

.tab-btn {
  flex: none;
  padding: 10px 20px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

.tab-btn:hover:not(.active) {
  color: var(--text-primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: tabFadeIn 0.3s ease;
}

@keyframes tabFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Stats ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}

.stat-card .stat-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
}

/* ---------- Section Divider ---------- */
.section-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 24px 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .admin-wrapper {
    padding: 16px;
  }

  .card {
    padding: 20px 16px;
  }

  .login-card {
    padding: 32px 24px;
  }

  .top-bar {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .top-bar nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- Scrollbar ---------- */
body.admin-page::-webkit-scrollbar {
  width: 6px;
}

body.admin-page::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

body.admin-page::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 3px;
}

body.admin-page::-webkit-scrollbar-thumb:hover {
  background: #aaa;
}

/* ---------- Game page top bar overlay ---------- */
.game-top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
}

.game-top-bar a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  transition: var(--transition);
}

.game-top-bar a:hover {
  color: var(--accent);
  background: var(--accent-light);
}

.game-top-bar .nav-links {
  display: flex;
  gap: 4px;
}

.game-top-bar .user-section {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}

.game-top-bar .logout-btn {
  cursor: pointer;
  background: none;
  border: 1px solid rgba(231, 76, 60, 0.3);
  color: var(--danger);
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-family: inherit;
  transition: var(--transition);
}

.game-top-bar .logout-btn:hover {
  background: var(--danger-bg);
}

/* ---------- SweetAlert2 Custom ---------- */
.swal2-popup {
  border: 1px solid var(--border-color) !important;
}

.swal2-popup .form-input,
.swal2-popup .form-select {
  background: #fff;
  border: 1px solid #ddd;
  color: #333;
}

.swal2-popup .form-label {
  color: #999;
}

/* ---------- JSON Status ---------- */
.json-status {
  font-size: 12px;
  margin-top: 6px;
  font-weight: 500;
}

/* ---------- Modal ---------- */
/* Usage: set style="display:none" initially; JS toggles to display:flex */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
  animation: overlayIn 0.15s ease;
}

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

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn 0.18s ease;
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 6px;
  transition: color 0.15s ease, background 0.15s ease;
}

.modal-close:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.modal-body {
  padding: 20px 24px;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
}