/* ── Upgrade page ── */
.upgrade-page-header {
  text-align: center;
  margin-bottom: 32px;
}
.upgrade-page-header h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--gray-800);
}
.upgrade-subhead {
  font-size: 16px;
  color: var(--gray-600);
  margin-top: 6px;
}

/* Tier grid */
.tier-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}
.tier-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 28px 24px;
  position: relative;
  border: 1.5px solid var(--gray-200);
}
.tier-card-featured {
  border-color: var(--teal);
  box-shadow: 0 8px 32px rgba(13,148,136,.18);
}
.tier-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--teal), var(--sky));
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 99px;
  white-space: nowrap;
}
.tier-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--gray-800);
  margin-bottom: 8px;
}
.tier-price {
  font-size: 36px;
  font-weight: 800;
  color: var(--teal-dark);
  margin-bottom: 20px;
}
.tier-price span {
  font-size: 16px;
  font-weight: 500;
  color: var(--gray-400);
}
.tier-features {
  list-style: none;
  padding: 0;
  margin-bottom: 24px;
}
.tier-features li {
  font-size: 14px;
  padding: 6px 0;
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
}
.tier-features li::before { flex-shrink: 0; margin-top: 1px; }
.tier-features li.included { color: var(--gray-800); }
.tier-features li.included::before { content: "✓"; color: var(--teal); font-weight: 700; }
.tier-features li.not-included { color: var(--gray-400); }
.tier-features li.not-included::before { content: "–"; color: var(--gray-300); }
.tier-features li.included-more { color: var(--gray-500); font-style: italic; border-bottom: none; }
.tier-features li.included-more::before { content: ""; }

.tier-btn {
  display: block;
  width: 100%;
  padding: 13px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  border: none;
  transition: opacity .2s, transform .1s;
}
.tier-btn:hover { opacity: .9; transform: translateY(-1px); }
.tier-btn-outline {
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  color: var(--gray-600);
}
.tier-btn-primary {
  background: linear-gradient(135deg, var(--teal), var(--sky));
  color: #fff;
}
.tier-card-top {
  border-color: #b45309;
  box-shadow: 0 8px 32px rgba(180,83,9,.15);
}
.tier-badge-gold {
  background: linear-gradient(90deg, #b45309, #d97706);
}
.tier-btn-expedition {
  background: linear-gradient(135deg, #92400e, #d97706);
  color: #fff;
}

/* Purchase picker accordion: three billing categories; picking one expands
   it to its two plan options and minimizes the other two. */
.plan-picker { display: flex; flex-direction: column; gap: 12px; margin-bottom: 44px; }
.plan-cat {
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
.plan-cat.open { border-color: var(--teal); box-shadow: 0 8px 28px rgba(13,148,136,.12); }
.plan-cat.minimized { opacity: .55; }
.plan-cat.minimized .plan-cat-head { padding: 10px 20px; }
.plan-cat.minimized .plan-cat-sub { display: none; }
.plan-cat-head {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 18px 20px;
  cursor: pointer;
  font-family: inherit;
  transition: padding .2s;
}
.plan-cat-name { font-size: 17px; font-weight: 800; color: var(--gray-800); white-space: nowrap; }
.plan-cat-sub { font-size: 13px; color: var(--gray-500); flex: 1; }
.plan-cat-arrow { color: var(--teal); font-size: 18px; transition: transform .2s; margin-left: auto; }
.plan-cat.open .plan-cat-arrow { transform: rotate(180deg); }
.plan-cat-body {
  display: none;
  gap: 14px;
  padding: 0 20px 20px;
}
.plan-cat.open .plan-cat-body { display: grid; grid-template-columns: 1fr 1fr; }
.plan-option {
  border: 1px solid var(--gray-100);
  border-radius: 12px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.plan-option-name { font-size: 15px; font-weight: 700; color: var(--gray-800); }
.plan-option-price { font-size: 26px; font-weight: 800; color: var(--teal); }
.plan-option-price span { font-size: 13px; font-weight: 600; color: var(--gray-400); }
.plan-option-desc { font-size: 13px; color: var(--gray-600); line-height: 1.5; flex: 1; }
.plan-option-btn { text-decoration: none; display: block; text-align: center; }
.compare-heading {
  font-size: 15px;
  font-weight: 700;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin: 0 0 16px;
}
@media (max-width: 700px) {
  .plan-cat.open .plan-cat-body { grid-template-columns: 1fr; }
  .plan-cat-head { flex-wrap: wrap; gap: 6px; }
  .plan-cat-sub { flex-basis: 100%; }
}

/* Feature detail rows */
.feature-details { margin-bottom: 40px; }
.feature-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray-100);
}
.feature-row:last-child { border-bottom: none; }
.feature-icon {
  font-size: 26px;
  flex-shrink: 0;
  width: 40px;
  text-align: center;
}
.feature-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 4px;
}
.feature-tier-tag {
  display: inline-block;
  margin-left: 8px;
  background: linear-gradient(90deg, #b45309, #d97706);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 2px 8px;
  border-radius: 20px;
  vertical-align: middle;
}
.feature-desc {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
}

@media (max-width: 900px) {
  .tier-grid { grid-template-columns: 1fr; }
}

/* Tier tags: the gradient above is the Expedition (amber) banner; Explorer
   gets the same treatment in the brand teal, Pro in slate. */
.feature-tier-tag.explorer { background: linear-gradient(90deg, #0f766e, #0d9488); }
.feature-tier-tag.allplans { background: linear-gradient(90deg, #475569, #64748b); }
.feature-tier-tag.pro      { background: linear-gradient(90deg, #1e293b, #475569); }

.fair-use-note {
  font-size: 13px; color: var(--gray-500); line-height: 1.6;
  background: var(--white); border: 1px solid var(--gray-100); border-radius: 12px;
  padding: 14px 18px; margin-top: 14px;
}

/* Secondary link under the tier-card checkout buttons */
.plan-alt-link {
  display: block; width: 100%; margin-top: 10px; padding: 4px;
  background: none; border: none; cursor: pointer; font-family: inherit;
  color: var(--teal, #0d9488); font-size: 13px; font-weight: 600;
  text-decoration: underline;
}
.plan-alt-link:hover { color: var(--teal-dark, #0f766e); }

/* Coming-soon state (free-first launch — paid plans disabled via
   PAID_LAUNCH_ENABLED). Shows the plans without a live checkout. */
.coming-soon-btn {
  display: block; width: 100%; margin-top: 4px; padding: 12px;
  border-radius: 10px; text-align: center; font-weight: 700; font-size: 15px;
  background: var(--tint-teal, #f0fdfa); color: var(--teal-dark, #0f766e);
  border: 1px dashed var(--teal, #0d9488); cursor: default;
}
.coming-soon-banner {
  max-width: 640px; margin: 24px auto; padding: 20px 24px; border-radius: 14px;
  background: var(--tint-teal, #f0fdfa); border: 1px solid var(--teal, #0d9488);
  text-align: center;
}
.coming-soon-banner h3 { margin: 0 0 8px; color: var(--teal-dark, #0f766e); }
.coming-soon-banner p { margin: 0; color: var(--gray-500, #64748b); font-size: 14px; }
.coming-soon-banner a { color: var(--teal, #0d9488); font-weight: 600; }