/* page-specific styles */

/* ───────────── PRODUCT DETAIL BLOCK ───────────── */
.product-detail {
  padding: 80px var(--pad-x);
  border-top: 1px solid var(--border);
}
.product-detail:nth-child(even) { background: var(--bg-alt); }
.product-detail-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: center;
}
.product-detail-flip .product-detail-text { order: 2; }
.product-detail-flip .product-detail-visual { order: 1; }
.product-detail-num {
  display: inline-flex; align-items: baseline; gap: 12px;
  margin-bottom: 20px;
}
.product-detail-num .n {
  font-family: var(--mono); font-size: 56px; font-weight: 300;
  color: var(--accent); letter-spacing: -.04em; line-height: 1;
}
.product-detail-num .tag {
  font-family: var(--mono); font-size: 12px;
  color: var(--muted); letter-spacing: .14em; text-transform: uppercase;
}
.product-detail-t {
  font-weight: 600; letter-spacing: -.02em;
  color: var(--ink); margin-bottom: 12px;
}
.product-detail-line {
  font-family: var(--mono); font-weight: 600;
  color: var(--accent-dark); margin-bottom: 24px; letter-spacing: .01em;
}
.product-detail-d {
  line-height: 1.75; color: var(--ink); opacity: .92;
  margin-bottom: 28px;
}
.product-detail-d b { color: var(--accent-dark); }

/* ───────────── SERVICES TABS ───────────── */
.products-tabs {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin: 40px 0 0;
}
.products-tab {
  padding: 10px 16px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  font-size: 13px; font-weight: 500; color: var(--muted);
  cursor: pointer; transition: all .15s;
}
.products-tab:hover { color: var(--ink); border-color: var(--border-strong); }
.products-tab.is-active {
  background: var(--ink); color: #fff; border-color: var(--ink); font-weight: 600;
}

/* ───────────── PRODUCT METRICS ───────────── */
.product-metrics {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
  margin-top: 24px;
}
.pm-item {
  text-align: center; padding: 20px 14px;
  background: var(--bg-alt); border: 1px solid var(--border);
  border-radius: 12px;
}
.pm-item:first-child { padding: 20px 14px; border-left: 1px solid var(--border); }
.pm-v {
  font-size: 26px; font-weight: 600; color: var(--ink);
  letter-spacing: -.01em; line-height: 1;
}
.pm-v.is-accent { color: var(--accent-dark); }
.pm-k {
  font-family: var(--mono); font-size: 12px;
  color: var(--muted); letter-spacing: .06em; margin-top: 6px;
}

/* ───────────── COMBOS ───────────── */
.combos {
  background: var(--bg-alt);
}

.combo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.combo-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color .2s, box-shadow .2s;
}
.combo-card:hover {
  border-color: var(--border-strong);
  box-shadow: 0 4px 20px -6px rgba(10,10,10,.1);
}

.combo-card-h {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.combo-tag {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-dark);
  background: var(--accent-soft);
  border: 1px solid rgba(101,163,13,.3);
  border-radius: 4px;
  padding: 3px 8px;
  flex-shrink: 0;
}
.combo-card-t {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -.02em;
}

.combo-products {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.combo-product {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-soft);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 12px;
}

.combo-card-d {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
  margin-top: auto;
}
.combo-card-d b { color: var(--ink); }

/* ───────────── RESPONSIVE ───────────── */
@media (max-width: 1024px) {
  .product-detail-inner { grid-template-columns: 1fr; gap: 40px; }
  .product-detail-flip .product-detail-text { order: 1; }
  .product-detail-flip .product-detail-visual { order: 2; }
  .combo-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .product-detail { padding: 56px var(--pad-x); }
  .combo-grid { grid-template-columns: 1fr; }
  /* services tabs */
  .products-tabs { gap: 6px; }
  .products-tab { font-size: 16px; padding: 8px 12px; }
  /* product metrics */
  .product-metrics { grid-template-columns: 1fr 1fr; }
  .product-metrics .pm-item:nth-child(3) {
    padding-left: 0; border-left: 0;
    margin-top: 16px; padding-top: 16px;
    border-top: 1px solid var(--border); grid-column: 1 / -1;
  }
  /* 16px minimum */
  .product-detail-d { font-size: 16px; }
}

@media (max-width: 375px) {
  .product-detail { padding: 44px var(--pad-x); }
  /* services product tabs — 2 cols grid */
  .products-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .products-tab { text-align: center; font-size: 12px; padding: 9px 10px; flex-direction: row; }
  /* product metrics */
  .product-metrics { grid-template-columns: repeat(3, 1fr); gap: 0; }
  .pm-item {
    padding: 0 8px; border-left: 1px solid var(--border); border-top: 0;
    margin-top: 0;
  }
  .pm-item:first-child { padding-left: 0; border-left: 0; }
  .product-metrics .pm-item:nth-child(3) {
    padding-left: 8px; border-left: 1px solid var(--border);
    margin-top: 0; padding-top: 0; border-top: 0; grid-column: auto;
  }
  .pm-v { font-size: 15px !important; letter-spacing: -.01em; }
  .pm-k { font-size: 12px; letter-spacing: .04em; }
}