/* داشبورد طلا و ارز — RTL, responsive, light/dark */

:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1a1d23;
  --muted: #6b7280;
  --border: #e5e7eb;
  --up: #16a34a;
  --down: #dc2626;
  --accent: #16a34a;
  --accent-soft: rgba(22, 163, 74, 0.12);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 14px rgba(0, 0, 0, 0.05);
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --card: #171a21;
    --text: #e8eaf0;
    --muted: #9aa0ae;
    --border: #262b36;
    --up: #4ade80;
    --down: #f87171;
    --accent-soft: rgba(74, 222, 128, 0.14);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 4px 14px rgba(0, 0, 0, 0.25);
  }
}

/* ---- per-asset themes ---- */
body[data-asset="dollar"] { --accent: #16a34a; --accent-soft: rgba(22,163,74,.12); }
body[data-asset="gold18"] { --accent: #d97706; --accent-soft: rgba(217,119,6,.12); }
body[data-asset="sekee"]   { --accent: #ea580c; --accent-soft: rgba(234,88,12,.12); }
body[data-asset="sekeb"]   { --accent: #ca8a04; --accent-soft: rgba(202,138,4,.14); }
body[data-asset="nim"]     { --accent: #f59e0b; --accent-soft: rgba(245,158,11,.14); }
body[data-asset="rob"]     { --accent: #f43f5e; --accent-soft: rgba(244,63,94,.12); }
body[data-asset="gerami"]  { --accent: #ec4899; --accent-soft: rgba(236,72,153,.12); }
body[data-asset="tether"]  { --accent: #0b7a6c; --accent-soft: rgba(11,122,108,.12); }
body[data-asset="ons"]     { --accent: #4f46e5; --accent-soft: rgba(79,70,229,.12); }

@media (prefers-color-scheme: dark) {
  body[data-asset="dollar"] { --accent: #4ade80; }
  body[data-asset="gold18"] { --accent: #fbbf24; }
  body[data-asset="sekee"]   { --accent: #fb923c; }
  body[data-asset="sekeb"]   { --accent: #facc15; }
  body[data-asset="nim"]     { --accent: #fbbf24; }
  body[data-asset="rob"]     { --accent: #fb7185; }
  body[data-asset="gerami"]  { --accent: #f472b6; }
  body[data-asset="tether"]  { --accent: #3fd9bd; }
  body[data-asset="ons"]     { --accent: #818cf8; }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Vazirmatn", "IRANSans", "IRANSansX", Tahoma, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  transition: background 0.25s ease;
}

/* ---- header ---- */
.site-header {
  background: linear-gradient(135deg, var(--accent), var(--accent) 60%, transparent 130%);
  background-color: var(--card);
  color: #fff;
  padding: 28px 16px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0.92;
  z-index: 0;
}
.header-inner { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }
.site-header h1 { margin: 0; font-size: 1.7rem; font-weight: 800; }
.site-header .subtitle { margin: 4px 0 8px; opacity: 0.9; font-size: 0.95rem; }
.meta-line { margin: 0; font-size: 0.82rem; opacity: 0.85; }

/* ---- tab bar ---- */
.tabbar {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  overflow-x: auto;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  scrollbar-width: thin;
}
.tab {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.92rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.tab:hover { border-color: var(--accent); }
.tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 700;
  box-shadow: var(--shadow);
}

/* ---- layout ---- */
.content { max-width: 900px; margin: 0 auto; padding: 16px 12px 40px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
}
.card h2 { margin: 0 0 14px; font-size: 1.08rem; font-weight: 700; }
.card h2 .hint { font-size: 0.75rem; color: var(--muted); font-weight: 400; }

/* ---- live card ---- */
.live-card {
  text-align: center;
  border-top: 4px solid var(--accent);
}
.live-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 6px;
}
.live-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: #ef4444;
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.8); }
}
.live-price {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.3;
  direction: rtl;
}
.live-price .unit { font-size: 1rem; font-weight: 400; color: var(--muted); }
.live-change {
  display: inline-block;
  margin: 8px 0;
  padding: 3px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
}
.live-change.up { background: rgba(22,163,74,.12); color: var(--up); }
.live-change.down { background: rgba(220,38,38,.1); color: var(--down); }
.live-change.flat { background: var(--accent-soft); color: var(--muted); }
.live-avg {
  margin: 6px 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}
.live-avg strong { color: var(--text); }
.live-sub {
  margin: 2px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}
.live-meta {
  margin-top: 10px;
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}
.source-badge {
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 1px 12px;
  font-weight: 600;
}

/* ---- chart ---- */
.chart-wrap { position: relative; width: 100%; height: 300px; }
.chart-wrap canvas { width: 100%; height: 100%; display: block; }
.chart-legend {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 8px;
  flex-wrap: wrap;
  gap: 4px;
}

/* ---- month grid ---- */
.month-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.month-cell {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 6px;
  text-align: center;
  background: var(--bg);
}
.month-cell .m-name { font-size: 0.85rem; font-weight: 600; }
.month-cell .m-pct { font-size: 0.9rem; font-weight: 700; direction: ltr; display: inline-block; }
.month-cell .m-pct.up { color: var(--up); }
.month-cell .m-pct.down { color: var(--down); }
.month-cell.empty { opacity: 0.35; }
.month-cell.empty .m-pct { color: var(--muted); }

/* ---- tables ---- */
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.data-table th, .data-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  white-space: nowrap;
}
.data-table th { color: var(--muted); font-weight: 600; font-size: 0.8rem; }
.data-table td.num { font-variant-numeric: tabular-nums; }
.up { color: var(--up); font-weight: 600; }
.down { color: var(--down); font-weight: 600; }

/* ---- compare ---- */
.compare-controls { display: flex; gap: 14px; margin-bottom: 14px; flex-wrap: wrap; }
.compare-controls label { font-size: 0.88rem; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.compare-controls select {
  font-family: inherit;
  font-size: 0.92rem;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
.compare-result {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  text-align: center;
}
.compare-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 6px;
}
.compare-box .c-label { font-size: 0.78rem; color: var(--muted); }
.compare-box .c-value { font-size: 1.15rem; font-weight: 800; color: var(--accent); }

/* ---- top5 ---- */
.top5-row { margin-bottom: 12px; }
.top5-head { display: flex; justify-content: space-between; font-size: 0.9rem; margin-bottom: 4px; }
.top5-head .rank {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  font-size: 0.78rem; font-weight: 700; margin-left: 8px;
}
.top5-bar { height: 8px; background: var(--border); border-radius: 999px; overflow: hidden; }
.top5-fill { height: 100%; background: var(--accent); border-radius: 999px; transition: width 0.6s ease; }

/* ---- seasonal ---- */
.season-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 0.88rem; }
.season-name { flex: 0 0 74px; font-weight: 600; }
.season-bar { flex: 1; height: 10px; background: var(--border); border-radius: 999px; position: relative; overflow: hidden; }
.season-fill { height: 100%; border-radius: 999px; }
.season-fill.up { background: var(--up); }
.season-fill.down { background: var(--down); }
.season-val { flex: 0 0 118px; text-align: left; color: var(--muted); font-size: 0.8rem; }

/* ---- bubble ---- */
.bubble-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}
.bubble-stat {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 10px;
  text-align: center;
}
.bubble-stat .b-label { font-size: 0.76rem; color: var(--muted); margin-bottom: 4px; }
.bubble-stat .b-value { font-size: 1.25rem; font-weight: 800; }
.bubble-stat.wide { grid-column: 1 / -1; }
.bubble-pct { font-size: 1.5rem !important; }
.bubble-pct.lvl-low  { color: #16a34a; }
.bubble-pct.lvl-mid  { color: #d97706; }
.bubble-pct.lvl-high { color: #ea580c; }
.bubble-pct.lvl-max  { color: #dc2626; }
.bubble-pct.lvl-neg  { color: #2563eb; }
@media (prefers-color-scheme: dark) {
  .bubble-pct.lvl-low { color: #4ade80; }
  .bubble-pct.lvl-mid { color: #fbbf24; }
  .bubble-pct.lvl-high { color: #fb923c; }
  .bubble-pct.lvl-max { color: #f87171; }
  .bubble-pct.lvl-neg { color: #60a5fa; }
}
.chart-wrap.small { height: 200px; }

/* ---- gold decomposition ---- */
.decomp-flow { display: flex; flex-direction: column; gap: 0; margin-bottom: 14px; }
.decomp-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.92rem;
}
.decomp-row .d-label { color: var(--muted); }
.decomp-row .d-value { font-weight: 700; font-variant-numeric: tabular-nums; }
.decomp-row.result { border-color: var(--accent); background: var(--accent-soft); }
.decomp-row.result .d-value { color: var(--accent); font-size: 1.1rem; }
.decomp-op { text-align: center; color: var(--muted); font-size: 1.1rem; line-height: 1.2; padding: 2px 0; }
.decomp-note { font-size: 0.78rem; color: var(--muted); text-align: center; margin-top: 8px; }

/* ---- calendar toggle ---- */
.cal-toggle {
  display: inline-flex;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
  gap: 4px;
}
.cal-btn {
  border: none;
  background: transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 28px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.cal-btn.active {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow);
}

/* ---- footer ---- */
.site-footer { text-align: center; color: var(--muted); font-size: 0.78rem; padding: 12px 0 4px; }

/* ---- responsive ---- */
@media (max-width: 640px) {
  .site-header h1 { font-size: 1.35rem; }
  .live-price { font-size: 1.9rem; }
  .month-grid { grid-template-columns: repeat(3, 1fr); }
  .compare-result { grid-template-columns: 1fr; }
  .chart-wrap { height: 240px; }
  .card { padding: 14px; }
  .season-name { flex-basis: 60px; }
  .season-val { flex-basis: 96px; }
}