:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: #0f1b2e;
  --panel-2: #14253c;
  --text: #f2f7ff;
  --muted: #8ea2bf;
  --border: rgba(255, 255, 255, 0.08);
  --blue: #4d8dff;
  --green: #20c997;
  --purple: #8b7cff;
  --orange: #ffb347;
  --red: #ff5c6c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(135deg, var(--bg), #0b1628);
  color: var(--text);
}

.app-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

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

.eyebrow,
.section-label {
  margin: 0 0 6px;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 0.76rem;
  color: var(--muted);
}

h1,
h2,
h3,
p {
  margin: 0;
}

.chip {
  border: 1px solid var(--border);
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
}

.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.select {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 9px 14px;
  font-size: 0.9rem;
  cursor: pointer;
  appearance: none;
}

.select:hover {
  border-color: var(--blue);
}

.select option {
  background: var(--panel);
  color: var(--text);
}

.stats-grid,
.content-grid {
  display: grid;
  gap: 16px;
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 16px;
}

.content-grid {
  grid-template-columns: 1.7fr 1fr;
  margin-bottom: 16px;
}

.card {
  background: rgba(15, 27, 46, 0.94);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.stat-card h2 {
  font-size: 1.8rem;
  margin: 10px 0 6px;
}

.stat-card span {
  color: var(--muted);
  font-size: 0.95rem;
}

.accent-blue {
  border-top: 3px solid var(--blue);
}

.accent-green {
  border-top: 3px solid var(--green);
}

.accent-purple {
  border-top: 3px solid var(--purple);
}

.accent-orange {
  border-top: 3px solid var(--orange);
}

.accent-red {
  border-top: 3px solid var(--red);
}

/* ---- badge บอกที่มาข้อมูล จริง/ประมาณ ---- */
.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  line-height: 1.5;
  white-space: nowrap;
}

.badge-real {
  color: #0b3d2e;
  background: var(--green);
}

.badge-est {
  color: #4a2f00;
  background: var(--orange);
}

/* ---- สีระดับงบ ---- */
.level-ok { color: var(--green); }
.level-warn { color: var(--orange); }
.level-danger { color: var(--red); }

.tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid currentColor;
  vertical-align: middle;
}

/* ---- สีแนวโน้ม (cost ขึ้น = ส้ม/แดง, ลง = เขียว) ---- */
.trend-up { color: var(--orange); font-weight: 600; }
.trend-down { color: var(--green); font-weight: 600; }

/* ---- แถบแจ้งเตือนงบ ---- */
.alert {
  border-radius: 14px;
  padding: 14px 18px;
  margin-bottom: 16px;
  font-weight: 600;
  border: 1px solid transparent;
}

.alert.hidden { display: none; }

.alert-warn {
  background: rgba(255, 179, 71, 0.12);
  border-color: var(--orange);
  color: var(--orange);
}

.alert-danger {
  background: rgba(255, 92, 108, 0.14);
  border-color: var(--red);
  color: var(--red);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.source-legend {
  display: flex;
  gap: 8px;
}

.empty {
  color: var(--muted);
  text-align: center;
  padding: 18px 0;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

/* ครอบ canvas ให้สูงคงที่ กัน Chart.js ขยายไม่หยุด (responsive + maintainAspectRatio:false) */
.chart-wrap {
  position: relative;
  height: 320px;
  width: 100%;
}

.legend {
  display: flex;
  gap: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 6px;
}

.dot.blue {
  background: var(--blue);
}

.dot.purple {
  background: var(--purple);
}

.provider-item {
  margin-bottom: 14px;
}

.provider-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.bar > span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
}

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

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

th {
  color: var(--muted);
  font-weight: 600;
}

.ghost-btn {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  padding: 8px 12px;
  cursor: pointer;
}

@media (max-width: 960px) {
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .topbar,
  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}