/* Telegram Mini App — Phase 1 shell (uses Telegram theme CSS variables when available) */

:root {
  --surface: color-mix(in srgb, var(--tg-theme-bg-color, #0f172a) 92%, var(--tg-theme-hint-color, #64748b));
  --border: color-mix(in srgb, var(--tg-theme-hint-color, #94a3b8) 35%, transparent);
  --ok: #0d9488;
  --ok-bg: color-mix(in srgb, #0d9488 18%, transparent);
  --err: #dc2626;
  --err-bg: color-mix(in srgb, #dc2626 16%, transparent);
  --warn: #d97706;
}

.miniapp {
  font-family:
    system-ui,
    -apple-system,
    'Segoe UI',
    sans-serif;
  margin: 0;
  padding: 0 1rem 1.5rem;
  min-height: 100vh;
  box-sizing: border-box;
  background: var(--tg-theme-bg-color, #0f172a);
  color: var(--tg-theme-text-color, #f1f5f9);
}

.miniapp *,
.miniapp *::before,
.miniapp *::after {
  box-sizing: border-box;
}

.hero {
  padding: 1.25rem 0 0.5rem;
}

.eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tg-theme-hint-color, #94a3b8);
}

.hero-title {
  margin: 0 0 0.5rem;
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.2;
}

.hero-lead {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.45;
  color: color-mix(in srgb, var(--tg-theme-text-color, #f1f5f9) 82%, transparent);
}

.panel {
  margin-top: 1.1rem;
  padding: 1rem;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.panel-title {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--tg-theme-hint-color, #94a3b8);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn {
  padding: 0.55rem 1rem;
  border-radius: 10px;
  border: none;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s ease, transform 0.1s ease;
}

.btn:active:not(:disabled) {
  transform: scale(0.98);
}

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

.btn-primary {
  background: var(--tg-theme-button-color, #38bdf8);
  color: var(--tg-theme-button-text-color, #0f172a);
}

.btn-secondary {
  background: color-mix(in srgb, var(--tg-theme-secondary-bg-color, #1e293b) 88%, transparent);
  color: var(--tg-theme-text-color, #f1f5f9);
  border: 1px solid var(--border);
}

.hint {
  margin: 0.75rem 0 0;
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--tg-theme-hint-color, #94a3b8);
}

.hint code {
  font-size: 0.78em;
  padding: 0.1em 0.35em;
  border-radius: 4px;
  background: color-mix(in srgb, var(--tg-theme-text-color, #fff) 8%, transparent);
}

.card {
  margin-top: 0.85rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--tg-theme-bg-color, #020617) 65%, transparent);
  border: 1px solid var(--border);
}

.card--hidden {
  display: none;
}

.card--loading {
  opacity: 0.75;
  animation: pulse 1.1s ease-in-out infinite;
}

@keyframes pulse {
  50% {
    opacity: 0.45;
  }
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

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

.badge--err {
  background: var(--err-bg);
  color: #fecaca;
}

.badge--warn {
  background: color-mix(in srgb, var(--warn) 22%, transparent);
  color: #fde68a;
}

.card-meta {
  margin: 0;
  font-size: 0.8rem;
  color: var(--tg-theme-hint-color, #94a3b8);
}

.card-body {
  margin: 0.5rem 0 0;
  font-size: 0.82rem;
  line-height: 1.45;
  word-break: break-word;
}

.mono {
  font-family: ui-monospace, 'Cascadia Code', monospace;
  font-size: 0.75rem;
  white-space: pre-wrap;
  max-height: 10rem;
  overflow: auto;
  margin: 0.35rem 0 0;
  padding: 0.5rem 0.55rem;
  border-radius: 8px;
  background: color-mix(in srgb, var(--tg-theme-text-color, #fff) 6%, transparent);
  border: 1px solid var(--border);
}

details.raw {
  margin-top: 0.65rem;
}

details.raw summary {
  cursor: pointer;
  font-size: 0.78rem;
  color: var(--tg-theme-link-color, #7dd3fc);
}

.summary-grid {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.summary-card {
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--tg-theme-bg-color, #020617) 65%, transparent);
  border: 1px solid var(--border);
}

.summary-card__title {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.summary-card__row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.summary-card__body {
  margin: 0.25rem 0 0;
  font-size: 0.78rem;
  line-height: 1.4;
  color: color-mix(in srgb, var(--tg-theme-text-color, #e2e8f0) 88%, transparent);
}

.banner {
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  font-size: 0.85rem;
  line-height: 1.45;
  border: 1px solid var(--border);
}

.banner--error {
  background: var(--err-bg);
  border-color: color-mix(in srgb, #dc2626 35%, transparent);
  color: #fecaca;
}

.banner--info {
  background: color-mix(in srgb, var(--tg-theme-link-color, #38bdf8) 14%, transparent);
  color: var(--tg-theme-text-color, #f8fafc);
}

/* UX Enhancements — Pull-to-refresh */
.refresh-indicator {
  position: fixed;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  background: var(--tg-theme-button-color, #38bdf8);
  color: var(--tg-theme-button-text-color, #0f172a);
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 1000;
  transition: top 0.3s ease;
}

.refresh-indicator--visible {
  top: 1rem;
}

/* UX Enhancements — Accordion */
.panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.accordion-icon {
  font-size: 0.7rem;
  opacity: 0.6;
  transition: transform 0.3s ease;
}

.panel--collapsed .accordion-icon {
  transform: rotate(-90deg);
}

.accordion-content {
  max-height: 2000px;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  opacity: 1;
}

.panel--collapsed .accordion-content {
  max-height: 0;
  opacity: 0;
}

/* UX Enhancements — Small button variant */
.btn--small {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
}

/* UX Enhancements — Timestamp */
.timestamp {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--tg-theme-hint-color, #94a3b8);
  text-align: center;
}

/* Charts & Analytics */
.chart-container {
  margin-top: 1rem;
}

.chart-container:first-child {
  margin-top: 0;
}

.chart-title {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--tg-theme-text-color, #f1f5f9);
}

.chart-wrapper {
  position: relative;
  width: 100%;
  height: 280px;
  background: color-mix(in srgb, var(--tg-theme-bg-color, #020617) 40%, transparent);
  border-radius: 12px;
  padding: 1rem;
}

.chart-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 280px;
  text-align: center;
  color: var(--tg-theme-hint-color, #94a3b8);
}

.chart-placeholder svg {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  opacity: 0.4;
}

.chart-placeholder p {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
}

.chart-placeholder .hint {
  font-size: 0.75rem;
  opacity: 0.7;
}

.chart-hint {
  margin: -0.25rem 0 0.5rem;
  font-size: 0.72rem;
  color: var(--tg-theme-hint-color, #94a3b8);
  line-height: 1.35;
}

/* Summary loading skeleton */
.summary-skeleton {
  display: grid;
  gap: 0.65rem;
}

@media (min-width: 520px) {
  .summary-skeleton {
    grid-template-columns: repeat(2, 1fr);
  }
}

.summary-skeleton__card {
  min-height: 5.5rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--tg-theme-hint-color, #64748b) 12%, transparent);
  position: relative;
  overflow: hidden;
}

.summary-skeleton__card::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--tg-theme-text-color, #f1f5f9) 8%, transparent),
    transparent
  );
  animation: summary-skeleton-shimmer 1.2s ease-in-out infinite;
}

@keyframes summary-skeleton-shimmer {
  100% {
    transform: translateX(100%);
  }
}

.summary-grid--stale {
  opacity: 0.88;
}

.summary-stale-hint {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  color: var(--tg-theme-hint-color, #94a3b8);
}

/* Version info footer */
.version-info {
  margin-top: 2rem;
  padding: 1rem;
  text-align: center;
  opacity: 0.5;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.version-tag {
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Courier New', monospace;
  padding: 0.25rem 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}