/* ============================================================
   Card Trainer — 獨立站台頂欄 + 版面覆寫(移除儀表板側欄後)
   ============================================================ */

/* 側欄已移除 → 主內容不再需要左側留白(內距沿用 styles.css 的 24/32) */
.main { margin-left: 0 !important; }

/* ---- 頂欄 ---- */
.pr-topbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 22px;
  padding: 12px 24px;
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.pr-brand {
  display: flex; align-items: center; gap: 9px;
  font-weight: 800; letter-spacing: 3px; font-size: 16px;
  color: #f1c40f; text-decoration: none; white-space: nowrap;
}
.pr-brand .mk { color: #e74c3c; letter-spacing: 0; }
.pr-nav { display: flex; gap: 8px; margin-left: auto; }
.pr-link {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 16px; border-radius: 8px;
  font-size: 14px; font-weight: 600; text-decoration: none;
  color: #b8c0cc; border: 1px solid transparent;
  transition: all .12s;
}
.pr-link:hover { background: rgba(255, 255, 255, 0.05); color: #fff; }
.pr-link.active {
  background: rgba(241, 196, 15, 0.12); color: #f1c40f;
  border-color: rgba(241, 196, 15, 0.4);
}

@media (max-width: 768px) {
  .pr-topbar { gap: 12px; padding: 10px 14px; }
  .pr-brand { font-size: 14px; letter-spacing: 1.5px; }
  .pr-link { padding: 6px 12px; font-size: 13px; }
  .pr-body { padding: 14px; }
}

/* ============================================================
   首頁 (index.html) hero + 兩張入口卡
   ============================================================ */
.pr-hero {
  max-width: 960px; margin: 0 auto; padding: 64px 24px 48px;
  text-align: center;
}
.pr-hero .badge {
  display: inline-block; font-size: 12px; letter-spacing: 3px;
  color: #f1c40f; border: 1px solid rgba(241, 196, 15, 0.4);
  padding: 4px 14px; border-radius: 20px; margin-bottom: 22px;
}
.pr-hero h1 {
  font-size: 42px; font-weight: 800; margin: 0 0 14px;
  letter-spacing: 4px; color: #fff;
}
.pr-hero h1 .suit-r { color: #e74c3c; }
.pr-hero p.lead {
  font-size: 16px; color: #8b95a5; line-height: 1.7;
  max-width: 560px; margin: 0 auto;
}

.pr-cards {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  max-width: 820px; margin: 40px auto 0; padding: 0 24px;
}
@media (max-width: 720px) { .pr-cards { grid-template-columns: 1fr; } }

.pr-card {
  display: block; text-decoration: none;
  background: linear-gradient(160deg, rgba(30, 36, 46, 0.9), rgba(18, 22, 30, 0.9));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px; padding: 30px 28px;
  transition: transform .16s, border-color .16s, box-shadow .16s;
}
.pr-card:hover {
  transform: translateY(-4px);
  border-color: rgba(241, 196, 15, 0.5);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
}
.pr-card .ico { font-size: 46px; line-height: 1; margin-bottom: 16px; }
.pr-card.spade .ico { color: #e8edf4; }
.pr-card.heart .ico { color: #e74c3c; }
.pr-card h2 {
  font-size: 22px; font-weight: 700; color: #fff; margin: 0 0 8px;
  letter-spacing: 1px;
}
.pr-card .en {
  font-size: 12px; letter-spacing: 1.5px; color: #f1c40f;
  text-transform: uppercase; margin-bottom: 12px;
}
.pr-card p {
  font-size: 14px; color: #9aa4b2; line-height: 1.65; margin: 0 0 18px;
}
.pr-card .go {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 700; color: #f1c40f;
}
.pr-foot {
  text-align: center; color: #55606f; font-size: 12px;
  letter-spacing: 1px; padding: 40px 0 30px;
}