/* ── Catalog premium landing redesign ── */
body.catalog-premium-page {
  background:
    radial-gradient(circle at 12% 10%, rgba(39,62,87,0.08) 0%, transparent 32%),
    linear-gradient(180deg, #f7f6f2 0%, #fbfaf6 42%, #ffffff 100%);
  color: #0b1424;
}

/* ── Plan upsell overlay (shown on restricted module clicks) ── */
#plan-upsell-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#plan-upsell-overlay.open { display: flex; }
.pgo-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 16, 30, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.pgo-card {
  position: relative;
  background: #fff;
  border-radius: 24px;
  padding: 52px 48px 44px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: 0 32px 80px rgba(6, 16, 30, 0.38);
}
.pgo-close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  font-size: 26px;
  line-height: 1;
  color: #9aa3b0;
  cursor: pointer;
  padding: 4px 8px;
}
.pgo-close:hover { color: #273e57; }
.pgo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.pgo-card h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: #273e57;
  letter-spacing: -0.03em;
  margin: 0 0 12px;
}
.pgo-card p {
  font-size: 1rem;
  color: #5a6a7e;
  line-height: 1.6;
  margin: 0 0 28px;
}
.pgo-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.pgo-btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 0.9375rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.16s, transform 0.14s;
}
.pgo-btn:hover { transform: translateY(-1px); }
.pgo-btn--primary { background: #c6a354; color: #273e57; }
.pgo-btn--primary:hover { background: #d4b570; }
.pgo-btn--secondary { background: rgba(39,62,87,0.07); color: #273e57; }
.pgo-btn--secondary:hover { background: rgba(39,62,87,0.13); }
@media (max-width: 520px) {
  .pgo-card { padding: 40px 28px 32px; border-radius: 20px; }
  .pgo-card h2 { font-size: 1.4rem; }
  .pgo-card p { font-size: 0.9rem; }
  .pgo-btn { padding: 12px 22px; font-size: 0.875rem; }
}

/* ══════════════════════════════════════
   CATALOG SECTION — premium exam deck
══════════════════════════════════════ */
.catalog-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(30px, 4vw, 56px) 0 clamp(86px, 9vw, 138px);
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}
.catalog-section::before,
.catalog-section::after {
  content: none !important;
  display: none !important;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 24px);
}

.mod-card {
  --mod-accent: #c6a354;
  --mod-accent-soft: rgba(198,163,84,0.13);
  --mod-accent-line: rgba(198,163,84,0.34);
  position: relative;
  display: flex;
  min-height: 360px;
  flex-direction: column;
  padding: 24px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.98), rgba(255,255,255,0.92)),
    #fff;
  border: 1px solid rgba(39,62,87,0.11);
  overflow: hidden;
  cursor: pointer;
  box-shadow:
    0 1px 2px rgba(15,23,42,0.04),
    0 18px 48px rgba(39,62,87,0.11);
  transition:
    transform .24s cubic-bezier(.22,1,.36,1),
    box-shadow .24s ease,
    border-color .18s,
    background .18s;
}
.mod-card::before {
  content: "";
  position: absolute;
  inset: 0;
  width: auto;
  background:
    radial-gradient(circle at 18% 12%, var(--mod-accent-soft), transparent 34%),
    linear-gradient(90deg, var(--mod-accent) 0 5px, transparent 5px);
  opacity: 0.72;
  pointer-events: none;
  transition: opacity .22s ease, transform .22s ease;
}
.mod-card::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -84px;
  width: 190px;
  height: 190px;
  border-radius: 999px;
  border: 34px solid var(--mod-accent-soft);
  pointer-events: none;
  transition: transform .24s ease, border-color .24s ease;
}
.mod-card:hover,
.mod-card:focus-visible {
  transform: translateY(-7px);
  border-color: var(--mod-accent-line);
  box-shadow:
    0 2px 6px rgba(15,23,42,0.05),
    0 24px 62px rgba(39,62,87,0.18);
  outline: none;
}
.mod-card:hover::before,
.mod-card:focus-visible::before { opacity: 1; }
.mod-card:hover::after,
.mod-card:focus-visible::after { transform: translate(-8px, 8px) scale(1.04); }

.mod-card--verbal { --mod-accent: #3d5a7a; --mod-accent-soft: rgba(61,90,122,0.14); --mod-accent-line: rgba(61,90,122,0.34); }
.mod-card--numerical { --mod-accent: #8f7231; --mod-accent-soft: rgba(198,163,84,0.19); --mod-accent-line: rgba(198,163,84,0.42); }
.mod-card--abstract { --mod-accent: #566b8f; --mod-accent-soft: rgba(86,107,143,0.15); --mod-accent-line: rgba(86,107,143,0.34); }
.mod-card--knowledge { --mod-accent: #24457d; --mod-accent-soft: rgba(36,69,125,0.14); --mod-accent-line: rgba(36,69,125,0.34); }
.mod-card--digital { --mod-accent: #2a6f78; --mod-accent-soft: rgba(42,111,120,0.15); --mod-accent-line: rgba(42,111,120,0.34); }
.mod-card-sim {
  --mod-accent: #c6a354;
  --mod-accent-soft: rgba(198,163,84,0.18);
  --mod-accent-line: rgba(198,163,84,0.52);
  background:
    radial-gradient(circle at 86% 12%, rgba(198,163,84,0.24), transparent 36%),
    linear-gradient(145deg, #273e57 0%, #1a2940 100%);
  color: #fff;
  border-color: rgba(198,163,84,0.35);
  box-shadow: 0 26px 70px rgba(26,41,64,0.25);
}
.mod-card-sim::before {
  background:
    radial-gradient(circle at 18% 12%, rgba(198,163,84,0.23), transparent 34%),
    linear-gradient(90deg, #c6a354 0 5px, transparent 5px);
}
.mod-card-sim::after { border-color: rgba(255,255,255,0.08); }

.mod-head,
.mod-card h3,
.mod-card-copy,
.mod-meta,
.mod-foot,
.mod-card-cta,
.mod-admin-link {
  position: relative;
  z-index: 1;
}
.mod-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 28px;
  background: none;
  padding: 0;
}
.mod-icon-wrap {
  position: relative;
  width: 76px;
  height: 76px;
  border-radius: 24px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.82), rgba(255,255,255,0.34)),
    var(--mod-accent-soft);
  border: 1px solid rgba(255,255,255,0.72);
  box-shadow:
    0 18px 36px rgba(39,62,87,0.16),
    inset 0 1px 0 rgba(255,255,255,0.76);
  transition: transform .22s cubic-bezier(.22,1,.36,1), box-shadow .22s ease;
}
.mod-icon-wrap::after {
  content: "";
  position: absolute;
  inset: 9px;
  border-radius: 19px;
  border: 1px solid rgba(255,255,255,0.52);
  pointer-events: none;
}
.mod-card:hover .mod-icon-wrap,
.mod-card:focus-visible .mod-icon-wrap {
  transform: translateY(-2px) rotate(-2deg);
  box-shadow:
    0 22px 46px rgba(39,62,87,0.22),
    inset 0 1px 0 rgba(255,255,255,0.8);
}
.mod-card-sim .mod-icon-wrap {
  background:
    linear-gradient(145deg, rgba(255,255,255,0.18), rgba(198,163,84,0.15)),
    rgba(198,163,84,0.18);
  border-color: rgba(198,163,84,0.35);
  box-shadow: 0 18px 38px rgba(0,0,0,0.22), inset 0 1px 0 rgba(255,255,255,0.22);
}
.mod-icon {
  width: 52px;
  height: 52px;
  display: block;
  object-fit: contain;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.chip,
.plan-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(39,62,87,0.12);
  background: rgba(255,255,255,0.76);
  color: #415879;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.075em;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 8px 18px rgba(39,62,87,0.08);
}
.chip-ok {
  border-color: rgba(22,163,74,0.2);
  background: rgba(240,253,244,0.86);
  color: #15723a;
}
.chip-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  display: inline-block;
  flex-shrink: 0;
}
.chip-gold,
.plan-chip--pro {
  border-color: rgba(198,163,84,0.34);
  background: rgba(253,248,238,0.92);
  color: #85651c;
}
.chip-navy {
  border-color: rgba(39,62,87,0.18);
  background: rgba(232,240,247,0.86);
  color: #273e57;
}
.mod-card-sim .chip {
  background: rgba(255,255,255,0.1);
  border-color: rgba(198,163,84,0.38);
  color: #f4dc9b;
  box-shadow: none;
}

.mod-card h3 {
  margin: 0;
  color: #0d1c2e;
  font-family: var(--font-display, "Space Grotesk", system-ui, sans-serif);
  font-size: clamp(1.42rem, 2.2vw, 1.82rem);
  font-weight: 820;
  line-height: 1.02;
  letter-spacing: -0.045em;
  text-wrap: balance;
}
.mod-card-sim h3 { color: #fff; }
.mod-card-copy {
  margin: 13px 0 0;
  color: #50627c;
  font-size: 0.94rem;
  line-height: 1.58;
}
.mod-card-sim .mod-card-copy { color: rgba(232,237,244,0.78); }

.mod-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
  margin-top: auto;
  padding-top: 24px;
  color: #596b84;
}
.mod-meta span {
  min-width: 0;
  padding: 11px 12px;
  border-radius: 15px;
  border: 1px solid rgba(39,62,87,0.09);
  background: rgba(248,250,252,0.82);
  font-size: 0.74rem;
  line-height: 1.2;
}
.mod-meta strong {
  display: block;
  margin-bottom: 3px;
  color: #192b41;
  font-family: var(--font-display, sans-serif);
  font-size: 0.93rem;
  font-weight: 820;
  letter-spacing: -0.025em;
}
.mod-card-sim .mod-meta span {
  border-color: rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.08);
  color: rgba(232,237,244,0.7);
}
.mod-card-sim .mod-meta strong { color: #fff; }

.mod-foot {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(39,62,87,0.09);
  color: #6b7b92;
  font-size: 0.78rem;
  font-weight: 700;
}
.mod-progress {
  flex: 1;
  height: 7px;
  border-radius: 99px;
  overflow: hidden;
  background: rgba(39,62,87,0.1);
}
.mod-progress i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--mod-accent), #c6a354);
}
.mod-foot .mono {
  min-width: 34px;
  text-align: right;
  font-family: var(--font-mono, ui-monospace, monospace);
  color: #273e57;
}
.mod-card-sim .mod-foot {
  border-top-color: rgba(255,255,255,0.12);
  color: rgba(232,237,244,0.68);
}
.mod-card-sim .mod-progress { background: rgba(255,255,255,0.12); }
.mod-card-sim .mod-progress i { width: 100%; background: linear-gradient(90deg, #c6a354, #f2d17b); }
.mod-card-sim .mod-foot .mono { color: #f4dc9b; }

.mod-card-cta {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
  border-radius: 16px;
  background: #0d1c2e;
  color: #fff;
  font-size: 13px;
  font-weight: 820;
  letter-spacing: 0.005em;
  box-shadow:
    0 8px 20px rgba(13,28,46,0.24),
    inset 0 1px 0 rgba(255,255,255,0.09);
  transition: background .16s, box-shadow .18s, transform .15s;
}
.mod-card:hover .mod-card-cta,
.mod-card:focus-visible .mod-card-cta {
  background: #152638;
  box-shadow:
    0 12px 28px rgba(13,28,46,0.32),
    inset 0 1px 0 rgba(255,255,255,0.11);
  transform: translateY(-1px);
}
.mod-card-cta::after {
  content: "→";
  margin-left: 8px;
  opacity: 0.45;
  transition: transform .15s, opacity .15s;
}
.mod-card:hover .mod-card-cta::after,
.mod-card:focus-visible .mod-card-cta::after {
  transform: translateX(4px);
  opacity: 0.9;
}
.mod-card-sim .mod-card-cta {
  background: linear-gradient(135deg, #aa8528 0%, #c6a354 55%, #d9b96a 100%);
  color: #100e00;
  font-weight: 900;
  box-shadow:
    0 10px 26px rgba(198,163,84,0.34),
    inset 0 1px 0 rgba(255,255,255,0.28);
}
.mod-card-sim:hover .mod-card-cta,
.mod-card-sim:focus-visible .mod-card-cta {
  background: linear-gradient(135deg, #bc962e 0%, #d4b060 55%, #e8c870 100%);
  box-shadow:
    0 14px 34px rgba(198,163,84,0.46),
    inset 0 1px 0 rgba(255,255,255,0.32);
}

.mod-admin-link { margin-bottom: 0; }

@media (max-width: 1120px) {
  .catalog-section::before,
  .catalog-section::after {
    content: none !important;
    display: none !important;
  }
  .catalog-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .catalog-section {
    padding: 32px 0 76px;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  }
  .catalog-section::before,
  .catalog-section::after {
    content: none !important;
    display: none !important;
  }
  .catalog-grid { grid-template-columns: 1fr; gap: 16px; }
  .mod-card {
    min-height: auto;
    padding: 22px;
    border-radius: 24px;
  }
  .mod-card::after { width: 150px; height: 150px; right: -66px; top: -72px; }
  .mod-icon-wrap { width: 64px; height: 64px; border-radius: 20px; }
  .mod-icon-wrap::after { inset: 8px; border-radius: 15px; }
  .mod-icon { width: 44px; height: 44px; }
  .mod-card h3 { font-size: 1.45rem; }
  .mod-meta { grid-template-columns: 1fr 1fr; padding-top: 18px; }
  .mod-card-cta { min-height: 48px; }
}

@media (max-width: 430px) {
  .mod-head { margin-bottom: 22px; }
  .chip { padding: 6px 10px; font-size: 9px; }
  .mod-meta { grid-template-columns: 1fr; }
}