:root {
  --tg-theme-bg-color: #ffffff;
  --tg-theme-text-color: #000000;
  --tg-theme-button-color: #0078d4;
  --tg-theme-button-text-color: #ffffff;
  --tg-theme-hint-color: #808080;
  --tg-theme-link-color: #0078d4;
  --tg-theme-secondary-bg-color: #f0f0f0;
  --tg-theme-header-bg-color: #f0f0f0;
  --tg-theme-subheader-bg-color: #f8f8f8;
  --tg-theme-accent-text-color: #0078d4;
  --tg-theme-section-bg-color: #ffffff;
  --tg-theme-section-header-text-color: #000000;
  --tg-theme-section-separator-color: #e0e0e0;
  --tg-theme-viewport-bg-color: #ffffff;
  --tg-theme-viewport-hint-color: #808080;
  --tg-theme-scrollbar-color: #c0c0c0;
  --tg-theme-scrollbar-track-color: #f0f0f0;
  --tg-theme-scrollbar-thumb-color: #808080;
  --tg-theme-scrollbar-thumb-hover-color: #606060;
  --tg-theme-scrollbar-thumb-active-color: #404040;
  --tg-theme-scrollbar-track-hover-color: #e0e0e0;
  --tg-theme-scrollbar-track-active-color: #d0d0d0;
  --tg-theme-scrollbar-track-border-color: #f0f0f0;
  --tg-theme-scrollbar-thumb-border-color: #c0c0c0;
  --tg-theme-scrollbar-thumb-border-radius: 4px;
  --tg-theme-scrollbar-track-border-radius: 4px;
  --tg-theme-scrollbar-track-border-width: 1px;
  --tg-theme-scrollbar-thumb-border-width: 1px;
  --tg-theme-scrollbar-track-padding: 2px;
  --tg-theme-scrollbar-thumb-padding: 2px;
  --tg-theme-scrollbar-width: 8px;
  --tg-theme-scrollbar-height: 8px;
  --tg-theme-scrollbar-radius: 4px;
  --tg-theme-scrollbar-opacity: 0.5;
  --tg-theme-scrollbar-hover-opacity: 0.8;
  --tg-theme-scrollbar-active-opacity: 1;
  --tg-theme-scrollbar-transition: opacity 0.2s ease;
  --tg-theme-scrollbar-border-radius: 4px;
  --tg-theme-scrollbar-border-width: 1px;
  --tg-theme-scrollbar-border-color: #c0c0c0;
  --tg-theme-scrollbar-track-border-color: #f0f0f0;
  --tg-theme-scrollbar-thumb-border-color: #c0c0c0;
  --tg-theme-scrollbar-thumb-hover-border-color: #808080;
  --tg-theme-scrollbar-thumb-active-border-color: #404040;
  --tg-theme-scrollbar-track-hover-border-color: #e0e0e0;
  --tg-theme-scrollbar-track-active-border-color: #d0d0d0;
  --tg-theme-scrollbar-track-padding: 2px;
  --tg-theme-scrollbar-thumb-padding: 2px;
  --tg-theme-scrollbar-width: 8px;
  --tg-theme-scrollbar-height: 8px;
  --tg-theme-scrollbar-radius: 4px;
  --tg-theme-scrollbar-opacity: 0.5;
  --tg-theme-scrollbar-hover-opacity: 0.8;
  --tg-theme-scrollbar-active-opacity: 1;
  --tg-theme-scrollbar-transition: opacity 0.2s ease;
}

/* Dark mode overrides */
@media (prefers-color-scheme: dark) {
  :root {
    --tg-theme-bg-color: #1a1a2e;
    --tg-theme-text-color: #d1d5db;
    --tg-theme-button-color: #a78bfa;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-hint-color: #94a3b8;
    --tg-theme-link-color: #a78bfa;
    --tg-theme-secondary-bg-color: #16213e;
    --tg-theme-header-bg-color: #16213e;
    --tg-theme-subheader-bg-color: #1e293b;
    --tg-theme-accent-text-color: #a78bfa;
    --tg-theme-section-bg-color: #16213e;
    --tg-theme-section-header-text-color: #d1d5db;
    --tg-theme-section-separator-color: #334155;
    --tg-theme-viewport-bg-color: #16213e;
    --tg-theme-viewport-hint-color: #94a3b8;
    --tg-theme-scrollbar-color: #64748b;
    --tg-theme-scrollbar-track-color: #1e293b;
    --tg-theme-scrollbar-thumb-color: #64748b;
    --tg-theme-scrollbar-thumb-hover-color: #94a3b8;
    --tg-theme-scrollbar-thumb-active-color: #e2e8f0;
    --tg-theme-scrollbar-track-hover-color: #334155;
    --tg-theme-scrollbar-track-active-color: #475569;
    --tg-theme-scrollbar-track-border-color: #334155;
    --tg-theme-scrollbar-thumb-border-color: #64748b;
    --tg-theme-scrollbar-track-padding: 2px;
    --tg-theme-scrollbar-thumb-padding: 2px;
    --tg-theme-scrollbar-width: 8px;
    --tg-theme-scrollbar-height: 8px;
    --tg-theme-scrollbar-radius: 4px;
    --tg-theme-scrollbar-opacity: 0.5;
    --tg-theme-scrollbar-hover-opacity: 0.8;
    --tg-theme-scrollbar-active-opacity: 1;
    --tg-theme-scrollbar-transition: opacity 0.2s ease;
  }
}

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

body {
  font-family: 'Noto Sans Thai', system-ui, -apple-system, sans-serif;
  background-color: var(--tg-theme-bg-color);
  color: var(--tg-theme-text-color);
  height: 100vh;
  overflow: hidden;
}

.container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 100%;
}

header {
  background-color: var(--tg-theme-header-bg-color);
  padding: 16px;
  text-align: center;
  border-bottom: 1px solid var(--tg-theme-section-separator-color);
  position: sticky;
  top: 0;
  z-index: 10;
}

header h1 {
  font-size: 18px;
  font-weight: 600;
  color: var(--tg-theme-text-color);
}

main {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  padding-bottom: 60px; /* Space for tab bar */
}

.page {
  display: none;
}

.page.active {
  display: block;
  animation: fadeIn 0.3s ease-in-out;
}

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

.card {
  background-color: var(--tg-theme-section-bg-color);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  border: 1px solid var(--tg-theme-section-separator-color);
}

.card h2 {
  font-size: 16px;
  margin-bottom: 12px;
  color: var(--tg-theme-text-color);
}

.progress-container {
  margin-bottom: 12px;
}

.progress-bar {
  width: 100%;
  height: 20px;
  background-color: var(--tg-theme-secondary-bg-color);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  background-color: var(--tg-theme-button-color);
  border-radius: 10px;
  transition: width 0.5s ease;
}

.progress-text {
  font-size: 14px;
  color: var(--tg-theme-text-color);
  text-align: right;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 12px 8px;
  text-align: left;
  border-bottom: 1px solid var(--tg-theme-section-separator-color);
}

th {
  font-weight: 600;
  color: var(--tg-theme-text-color);
  border-bottom: 2px solid var(--tg-theme-section-separator-color);
}

tbody tr:hover {
  background-color: var(--tg-theme-secondary-bg-color);
}

#models-body tr:nth-child(even) {
  background-color: var(--tg-theme-secondary-bg-color);
}

#models-body tr:nth-child(odd) {
  background-color: var(--tg-theme-section-bg-color);
}

#refresh-btn {
  background-color: var(--tg-theme-button-color);
  color: var(--tg-theme-button-text-color);
  border: none;
  border-radius: 8px;
  padding: 12px 20px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  width: 100%;
  transition: background-color 0.2s ease;
}

#refresh-btn:hover {
  background-color: #005a9e;
}

#tab-bar {
  display: flex;
  background-color: var(--tg-theme-section-bg-color);
  border-top: 1px solid var(--tg-theme-section-separator-color);
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

.tab-btn {
  flex: 1;
  padding: 10px 4px;
  background-color: var(--tg-theme-section-bg-color);
  color: var(--tg-theme-text-color);
  border: none;
  font-size: 12px;
  cursor: pointer;
  transition: background-color 0.2s ease;
  border-radius: 0;
  border-top: 1px solid var(--tg-theme-section-separator-color);
  font-family: inherit;
}

.tab-btn.active {
  background-color: var(--tg-theme-button-color);
  color: var(--tg-theme-button-text-color);
}

.tab-btn:not(.active):hover {
  background-color: var(--tg-theme-secondary-bg-color);
}

#news-content {
  margin-top: 16px;
}

.news-card {
  background-color: var(--tg-theme-section-bg-color);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  border: 1px solid var(--tg-theme-section-separator-color);
  transition: transform 0.2s ease;
}

.news-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.news-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--tg-theme-text-color);
}

.news-card p {
  font-size: 14px;
  color: var(--tg-theme-hint-color);
  margin-bottom: 12px;
}

.news-card .source {
  font-size: 12px;
  color: var(--tg-theme-link-color);
  margin-bottom: 8px;
  display: block;
}

.news-card .score-badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
}

.score-badge.green {
  background-color: #34d399;
  color: #000000;
}

.score-badge.yellow {
  background-color: #fbbf24;
  color: #000000;
}

.score-badge.gray {
  background-color: #94a3b8;
  color: #000000;
}

#last-updated {
  font-size: 14px;
  color: var(--tg-theme-hint-color);
  margin-bottom: 16px;
  text-align: center;
}

.spinner {
  text-align: center;
  padding: 20px;
  color: var(--tg-theme-text-color);
}

.error-message {
  text-align: center;
  padding: 20px;
  color: var(--tg-theme-link-color);
  font-size: 14px;
}
/* ===========================
   Refresh Button (shared)
=========================== */
.refresh-btn {
  background-color: var(--tg-theme-button-color);
  color: var(--tg-theme-button-text-color);
  border: none;
  border-radius: 8px;
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  width: 100%;
  font-family: inherit;
  transition: opacity 0.2s ease;
}
.refresh-btn:active { opacity: 0.8; transform: scale(0.99); }

/* ===========================
   Hint Text (shared)
=========================== */
.hint-text {
  font-size: 13px;
  color: var(--tg-theme-hint-color);
  text-align: center;
  padding: 8px 0;
}

/* ===========================
   Skeleton Loading
=========================== */
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}
.skeleton {
  background: linear-gradient(
    90deg,
    var(--tg-theme-secondary-bg-color) 25%,
    var(--tg-theme-section-bg-color)   50%,
    var(--tg-theme-secondary-bg-color) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 6px;
}
.skeleton-text { height: 14px; margin: 8px 0; }

/* ===========================
   Progress bar smooth
=========================== */
.progress-fill {
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================
   System Status Tab
=========================== */
.status-row {
  display: flex;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--tg-theme-section-separator-color);
  gap: 8px;
}
.status-row:last-child { border-bottom: none; }

.status-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-dot.ok    { background: #34d399; }
.status-dot.error { background: #f87171; }

.status-name   { flex: 1; font-size: 14px; }
.status-detail { font-size: 12px; color: var(--tg-theme-hint-color); }

.status-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
}
.badge-ok    { background: rgba(52,211,153,0.15); color: #34d399; }
.badge-error { background: rgba(248,113,113,0.15); color: #f87171; }

/* ===========================
   Calendar Tab
=========================== */
.date-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--tg-theme-hint-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 14px 0 6px;
}

.event-card {
  background: var(--tg-theme-section-bg-color);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 8px;
  border: 1px solid var(--tg-theme-section-separator-color);
  border-left: 3px solid var(--tg-theme-button-color);
  transition: transform 0.12s ease;
}
.event-card:active { transform: scale(0.985); }

.event-time {
  font-size: 12px;
  color: var(--tg-theme-button-color);
  font-weight: 600;
  margin-bottom: 4px;
}
.event-title {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 4px;
  color: var(--tg-theme-text-color);
}
.event-location {
  font-size: 12px;
  color: var(--tg-theme-hint-color);
}