@font-face {
  font-family: "Vazir";
  src: url("../assets/fonts/Vazir-Light.ttf") format("truetype");
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: "Vazir";
  src: url("../assets/fonts/Vazir-Regular.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Vazir";
  src: url("../assets/fonts/Vazir-Medium.ttf") format("truetype");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Vazir";
  src: url("../assets/fonts/Vazir-Bold.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

* { box-sizing: border-box; }

html {
  direction: rtl;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Vazir", Tahoma, sans-serif;
  color: var(--text-primary);
  background: linear-gradient(180deg, var(--blue) 0%, var(--blue-bg) 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

/* ---------- ambient ball background ---------- */
.ambient-balls {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.ambient-balls svg {
  position: absolute;
  stroke: #ffffff;
  fill: none;
  stroke-width: 2;
}
.ambient-balls svg.float { animation: ambient-float 14s ease-in-out infinite; }
@keyframes ambient-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
}
@media (prefers-reduced-motion: reduce) {
  .ambient-balls svg.float { animation: none; }
}

.app-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: var(--gap);
  padding: 10px 20px;
  background: rgba(13, 90, 148, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--card-border);
  flex-wrap: wrap;
}
.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  white-space: nowrap;
}
.topbar .brand img { width: 32px; height: 32px; border-radius: 8px; }
.topbar nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  flex: 1;
}
.topbar nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.topbar nav a:hover { background: rgba(255,255,255,0.08); color: var(--text-primary); }
.topbar nav a.active {
  background: rgba(255,255,255,0.16);
  color: var(--text-primary);
  font-weight: 700;
}
.topbar .controls {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}
.topbar select, .topbar button {
  font-family: inherit;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  cursor: pointer;
  font-size: 0.82rem;
}
.topbar select:hover, .topbar button:hover { background: rgba(255,255,255,0.18); }
.user-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 999px;
  padding: 5px 12px;
  white-space: nowrap;
}
.last-updated { color: var(--text-muted); font-size: 0.78rem; white-space: nowrap; }

main.page {
  flex: 1;
  padding: 20px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

.page-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 4px 0 16px;
}

/* ---------- grid & cards ---------- */
.grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  margin-bottom: var(--gap);
}
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); }
.grid.cols-1 { grid-template-columns: 1fr; }

.card {
  background: linear-gradient(160deg, var(--card-bg-from), var(--card-bg-to));
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  padding: 16px;
  min-width: 0;
  /* Safety net: ApexCharts can briefly mis-measure a chart's width before
     the CSS grid settles (see js/charts.js render()); clip instead of
     letting an oversized SVG bleed into neighboring cards. */
  overflow: hidden;
}
.card.status-good { border-color: var(--green); }
.card.status-bad { border-color: var(--red-soft); }
.card.status-warn { border-color: var(--gold); }

.card-title {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0 0 4px;
}
.card-subtitle {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin: 0 0 10px;
}

/* ---------- KPI tile ---------- */
.kpi-value {
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1.2;
}
.kpi-delta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  border-radius: 999px;
  padding: 2px 8px;
  margin-top: 6px;
}
.kpi-delta.pos { background: rgba(140, 213, 87, 0.18); color: var(--delta-pos); }
.kpi-delta.neg { background: rgba(255, 68, 68, 0.18); color: var(--delta-neg); }
.kpi-sparkline { height: 40px; margin-top: 8px; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
table.data-table th, table.data-table td {
  text-align: right;
  padding: 8px 10px;
  border-bottom: 1px solid var(--card-border);
  white-space: nowrap;
}
table.data-table th {
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}
table.data-table th:hover { color: var(--text-primary); }
table.data-table tbody tr:hover { background: rgba(255,255,255,0.05); }

/* ---------- badges ---------- */
.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.72rem;
  font-weight: 600;
}
.badge.win { background: rgba(106,191,62,0.2); color: var(--win); }
.badge.loss { background: rgba(220,20,60,0.2); color: var(--loss); }
.badge.draw { background: rgba(255,193,7,0.2); color: var(--draw); }
.badge.bot { background: rgba(168,85,247,0.2); color: var(--bot); }

/* ---------- states ---------- */
.state-box {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}
.state-box img { width: 90px; opacity: 0.85; margin-bottom: 16px; }
.state-box h2 { color: var(--text-primary); margin: 0 0 8px; }
.state-box .btn {
  display: inline-block;
  margin-top: 16px;
  background: var(--gold);
  color: #1B2A38;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 999px;
  text-decoration: none;
}

.skeleton {
  background: linear-gradient(90deg, rgba(255,255,255,0.06) 25%, rgba(255,255,255,0.14) 37%, rgba(255,255,255,0.06) 63%);
  background-size: 400% 100%;
  animation: skeleton-loading 1.4s ease infinite;
  border-radius: var(--radius-sm);
}
@keyframes skeleton-loading {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}
.skeleton.h-kpi { height: 78px; }
.skeleton.h-chart { height: 260px; }
.skeleton.h-row { height: 32px; margin-bottom: 6px; }

.section-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 24px 0 10px;
  color: var(--text-primary);
}
.note-text {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 8px;
}
.export-btn {
  font-size: 0.72rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  cursor: pointer;
  margin-inline-start: 8px;
}
.export-btn:hover { color: var(--text-primary); background: rgba(255,255,255,0.18); }
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

footer.site-footer {
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
  font-size: 0.75rem;
}

@media (max-width: 640px) {
  main.page { padding: 12px; }
  .grid, .grid.cols-2 { grid-template-columns: 1fr; }
  .topbar { padding: 8px 12px; }
}