/* ============================================================
   صفحات عمومی سایت — نوار بالا، هیرو، بخش‌های محتوایی، فوتر
   ============================================================ */

.public-nav {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 20;
}
.public-nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.public-nav .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  color: var(--ink);
  flex-shrink: 0;
}
.public-links {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.public-links a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 999px;
}
.public-links a:hover { background: var(--surface-2); color: var(--ink); }
.public-links a.active { background: var(--accent); color: var(--accent-ink); font-weight: 600; }

.hero {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 50px 20px 30px;
}
.hero .kicker { color: var(--accent); font-weight: 600; margin-bottom: 10px; font-size: 14px; }
.hero h1 { font-size: clamp(26px, 4.5vw, 42px); max-width: 720px; line-height: 1.4; margin-bottom: 8px; }
.hero p.lead { max-width: 560px; font-size: 15.5px; margin-top: 6px; }

.gate-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 960px;
  width: 100%;
  margin-top: 30px;
  padding: 0 20px;
}
.gate-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px 16px;
  text-align: center;
  text-decoration: none;
  color: var(--ink);
  transition: transform .12s, border-color .12s;
}
.gate-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.gate-card .icon { font-size: 28px; margin-bottom: 8px; }
.gate-card .title { font-weight: 700; margin-bottom: 4px; font-size: 14.5px; }
.gate-card .desc { font-size: 12px; color: var(--ink-soft); }

.section-block {
  border-top: 1px solid var(--line);
  padding: 46px 20px;
}
.section-block:nth-of-type(even) { background: var(--surface); }
.section-inner {
  max-width: 860px;
  margin: 0 auto;
}
.section-inner h2 { font-size: 22px; margin-bottom: 18px; }
.lead-text { font-size: 15.5px; line-height: 2; white-space: pre-line; }

.public-footer {
  text-align: center;
  padding: 30px 20px 44px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

/* ---- کارت‌های صفحه‌ی «درباره‌ی ما» ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 10px;
}
.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
}
.contact-card h4 { font-size: 14px; margin-bottom: 8px; color: var(--accent); }
.map-frame {
  width: 100%;
  height: 260px;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-top: 18px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 14px;
}
.gallery-grid figure {
  margin: 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
}
.gallery-grid img { width: 100%; height: 140px; object-fit: cover; display: block; }
.gallery-grid figcaption { padding: 8px 10px; font-size: 12.5px; color: var(--ink-soft); }

/* ---- قوانین ---- */
.rule-item {
  display: flex;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.rule-item .num {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.rule-item h4 { margin-bottom: 4px; }
.rule-item p { margin: 0; }

/* ---- افتخارات ---- */
.tab-row { display: flex; gap: 8px; margin-bottom: 20px; }
.tab-btn {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  padding: 8px 18px;
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 13.5px;
}
.tab-btn.active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }

.achievement-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 16px;
}
.achievement-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.achievement-card img { width: 100%; height: 130px; object-fit: cover; display: block; }
.achievement-card .body { padding: 14px 16px; }
.achievement-card h4 { font-size: 14.5px; margin-bottom: 6px; }
.achievement-card .date { font-size: 12px; color: var(--accent); margin-bottom: 6px; }
.achievement-card p { font-size: 13px; margin: 0; }

.top-class-group { margin-bottom: 28px; }
.top-class-group h3 { font-size: 16px; margin-bottom: 12px; padding-bottom:8px; border-bottom: 1px solid var(--line); }
.top-student-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
}
.top-rank-badge {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
}
.top-student-row .name { font-weight: 600; }
.top-student-row .note { font-size: 12.5px; color: var(--ink-soft); }

.empty-note { color: var(--ink-soft); font-size: 14px; padding: 20px 0; text-align: center; }

@media (max-width: 720px) {
  .gate-grid { grid-template-columns: repeat(2, 1fr); }
  .public-nav-inner { flex-wrap: wrap; gap: 10px; }
  .public-links { order: 3; width: 100%; overflow-x: auto; flex-wrap: nowrap; }
  .public-links a { white-space: nowrap; }
  .contact-grid { grid-template-columns: 1fr; }
}