/* ============================================================
   تارنمای دکتر احمد به‌پژوه — استایل مشترک سایت
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700&display=swap');

:root {
  --gold: #C8960A;
  --gold-light: #FFF4CC;
  --gold-mid: #FFE082;
  --dark: #1A1200;
  --dark2: #3D2B00;
  --text: #2D2000;
  --muted: #7A6500;
  --bg: #FAFAF7;
  --card-bg: #FFFFFF;
  --border: #E8D78A;
  --radius: 12px;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-hover: 0 6px 24px rgba(200,150,10,0.18);
  --max-width: 1100px;
}

* , *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
  direction: rtl;
}

img { max-width: 100%; display: block; }

a { color: #8B5E00; }

/* ── HEADER / NAV ───────────────────────────────────────── */
.site-header {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%);
  box-shadow: 0 3px 16px rgba(0,0,0,0.3);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.site-title {
  color: var(--gold-mid);
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.site-title span { color: #fff; font-weight: 300; font-size: 13px; display: block; margin-top: 2px; }

.site-nav { display: flex; gap: 8px; flex-wrap: wrap; }
.site-nav a {
  color: #ddd;
  text-decoration: none;
  font-size: 13px;
  padding: 7px 16px;
  border-radius: 20px;
  transition: all 0.2s;
  border: 1px solid transparent;
}
.site-nav a:hover, .site-nav a.active {
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}

/* ── PAGE HERO ─────────────────────────────────────────── */
.page-hero {
  background: linear-gradient(to bottom, #FFF8DC, var(--bg));
  border-bottom: 2px solid var(--gold-mid);
  padding: 36px 24px 28px;
  text-align: center;
}
.page-hero h1 {
  font-size: 26px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}
.page-hero p { color: var(--muted); font-size: 14px; }

.badge-count {
  display: inline-block;
  background: var(--gold);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 20px;
  margin-top: 10px;
}

/* ── GENERIC SECTION ──────────────────────────────────── */
.section {
  max-width: var(--max-width);
  margin: 0 auto 32px;
  padding: 0 24px;
}
.section h2 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--dark);
  display: flex;
  align-items: center;
  gap: 8px;
}
.section h2::after {
  content: '';
  flex: 1;
  height: 2px;
  background: var(--gold-mid);
  border-radius: 2px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

/* ── COLLAPSIBLE SECTIONS (native <details>) ───────────── */
details.panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 14px;
  overflow: hidden;
}
details.panel > summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 15px;
  color: var(--dark);
  background: linear-gradient(to left, var(--gold-light), #fff);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.2s;
}
details.panel > summary::-webkit-details-marker { display: none; }
details.panel > summary::after {
  content: '▾';
  color: var(--gold);
  font-size: 14px;
  transition: transform 0.2s;
  margin-right: auto;
  margin-left: 4px;
}
details.panel[open] > summary::after { transform: rotate(180deg); }
details.panel > summary:hover { background: var(--gold-mid); }
.panel-content { padding: 18px 20px; }
.panel-content p { margin-bottom: 10px; }

/* ── TABLES ───────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius); }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 13.5px;
}
table.data-table thead tr {
  background: linear-gradient(to left, var(--dark), var(--dark2));
  color: var(--gold-mid);
}
table.data-table th {
  padding: 12px 14px;
  text-align: right;
  font-weight: 600;
  font-size: 13px;
  border: none;
}
table.data-table tbody tr {
  border-bottom: 1px solid var(--gold-light);
  transition: background 0.15s;
}
table.data-table tbody tr:hover { background: var(--gold-light); }
table.data-table td {
  padding: 10px 14px;
  vertical-align: top;
  border: none;
}
table.data-table td a { text-decoration: none; font-weight: 500; }
table.data-table td a:hover { text-decoration: underline; }
table.data-table td.center { text-align: center; color: var(--muted); font-size: 13px; }

/* ── SEARCH / FILTER CONTROLS ─────────────────────────── */
.controls {
  max-width: var(--max-width);
  margin: 24px auto;
  padding: 0 24px;
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.search-wrap { position: relative; flex: 1; min-width: 220px; }
.search-wrap input {
  width: 100%;
  padding: 11px 44px 11px 16px;
  border: 2px solid var(--border);
  border-radius: 30px;
  font-family: inherit;
  font-size: 14px;
  background: #fff;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
  direction: rtl;
}
.search-wrap input:focus { border-color: var(--gold); }
.search-wrap .icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 16px;
  pointer-events: none;
}
.filter-btn {
  padding: 10px 20px;
  border: 2px solid var(--border);
  border-radius: 30px;
  background: #fff;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--gold);
  background: var(--gold-light);
  color: var(--dark);
}
.no-result {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
  font-size: 16px;
  display: none;
}

/* ── GALLERY (workshop) ──────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.gallery-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
.gallery-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.gallery-item img { width: 100%; height: 220px; object-fit: cover; }
.gallery-caption {
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--text);
  border-top: 1px solid var(--gold-light);
}

/* ── BUTTONS / LINKS ──────────────────────────────────── */
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gold);
  color: #fff !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 22px;
  border-radius: 30px;
  transition: background 0.2s;
}
.btn-gold:hover { background: #A77B00; }

/* ── BACK TO TOP / FOOTER ─────────────────────────────── */
.back-top {
  display: block;
  text-align: center;
  padding: 30px;
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
}
.back-top:hover { color: var(--gold); }

footer.site-footer {
  background: var(--dark);
  color: #aaa;
  text-align: center;
  padding: 20px;
  font-size: 13px;
}
footer.site-footer a { color: var(--gold-mid); text-decoration: none; }

/* ── RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 640px) {
  .header-inner { flex-direction: column; align-items: flex-start; gap: 10px; }
  .gallery-grid { grid-template-columns: 1fr; }
}