/* ── overview.css — page-specific styles for pages/stat.html ─────────────── */

/* ── Background Image ────────────────────────────────────────────────────── */
.stat-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  background: url("../assets/background.jpg") center center / cover no-repeat;
}

/* ── Main Layout ─────────────────────────────────────────────────────────── */
.stat-main {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  padding: 100px 48px 80px;
}

.stat-container {
  max-width: 1200px;
  margin: 0 auto;
}

.stat-header {
  margin-bottom: 32px;
}

.stat-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-text);
  text-transform: uppercase;
}

.stat-sub {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 6px;
}

/* ── Month Selector ──────────────────────────────────────────────────────── */
.stat-month-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

.stat-month-btn {
  background: rgba(20, 27, 45, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  cursor: pointer;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.stat-month-btn:hover {
  border-color: rgba(168, 85, 247, 0.3);
  box-shadow: 0 0 14px rgba(168, 85, 247, 0.15);
}

.stat-month-label {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-blue);
  min-width: 140px;
  text-align: center;
}

/* ── Summary Cards ───────────────────────────────────────────────────────── */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background: rgba(20, 27, 45, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.stat-card:hover {
  border-color: rgba(168, 85, 247, 0.3);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.15);
}

.stat-card-label {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-blue);
  text-transform: uppercase;
}

.stat-card-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #4fd1ff, #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.stat-card-sub {
  font-family: var(--font-body);
  font-size: 0.65rem;
  color: var(--color-text-muted);
}

/* ── Chart Panels ────────────────────────────────────────────────────────── */
.stat-charts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}

.stat-chart-panel {
  background: rgba(20, 27, 45, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 24px;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.stat-chart-panel:hover {
  border-color: rgba(168, 85, 247, 0.3);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.15);
}

.stat-chart-title {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-text);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.stat-chart-wrap {
  position: relative;
  width: 100%;
  height: 260px;
}

.stat-chart-wrap canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
}

/* ── Loading / Unavailable States ────────────────────────────────────────── */
.stat-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 80px 0;
}

.stat-loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(79, 209, 255, 0.15);
  border-top-color: var(--color-blue);
  border-radius: 50%;
  animation: stat-spin 0.8s linear infinite;
}

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

.stat-loading-text {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.stat-unavailable {
  text-align: center;
  padding: 80px 0;
  display: none;
}

.stat-unavailable-text {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-charts {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .stat-main {
    padding: 90px 20px 60px;
  }
  .stat-cards {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .stat-card {
    padding: 18px;
  }
  .stat-card-value {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .stat-cards {
    grid-template-columns: 1fr;
  }
  .stat-month-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}