/* ==========================================================================
   SOCEC-BA — products.css
   Sticky family navigation, family sections, product cards, steps.
   ========================================================================== */

.subnav { position: sticky; top: var(--header-h); z-index: 40; background: var(--surface); border-bottom: 1px solid var(--line); }
.subnav__in { display: flex; gap: 10px; overflow-x: auto; padding-block: 12px; scrollbar-width: thin; }
.subnav a { flex: none; display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px 8px 12px; border-radius: 999px; border: 1px solid var(--line); font-weight: 600; font-size: 14.5px; color: var(--muted); transition: all .2s; }
.subnav a img { width: 22px; height: 22px; }
.subnav a:hover { border-color: var(--blue); color: var(--link); }
.subnav a.is-active { background: var(--grad-btn); color: #fff; border-color: transparent; }
.subnav a.is-active img { filter: brightness(0) invert(1); }

.fam { scroll-margin-top: calc(var(--header-h) + 70px); }
.fam__grid { display: grid; grid-template-columns: 4fr 8fr; gap: 56px; align-items: start; }
.fam__side { position: sticky; top: calc(var(--header-h) + 90px); display: flex; flex-direction: column; gap: 18px; }
.fam__fig img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 20px; box-shadow: var(--shadow-lg); background: var(--alt); }
.fam__head { display: flex; align-items: center; gap: 18px; }
.fam__head h2 { font-size: clamp(28px, 3.2vw, 38px); font-weight: 500; }
.fam__intro { color: var(--muted); }

.fam__cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.fam__cards--5 .pcard:last-child { grid-column: 1 / -1; }
.pcard { display: flex; flex-direction: column; gap: 12px; padding: 28px 26px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); cursor: pointer; transition: transform .2s, box-shadow .2s, border-color .2s; min-width: 0; }
.pcard:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--blue); }
.pcard h3 { font-size: 21px; font-weight: 600; margin-top: 6px; }
.pcard p { color: var(--muted); flex: 1; }
.pcard .link-arrow { align-self: flex-start; margin-top: 4px; font-size: 14.5px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; }
.step { position: relative; padding: 32px 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.step::before { counter-increment: s; content: counter(s); display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: var(--grad-btn); color: #fff; font-family: var(--font-display); font-weight: 700; font-size: 21px; margin-bottom: 16px; }
.step h3 { font-size: 21px; font-weight: 600; margin-bottom: 6px; }
.step p { color: var(--muted); }

@media (max-width: 1080px) {
  .fam__grid { grid-template-columns: 1fr; gap: 32px; }
  .fam__side { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
  .fam__fig { grid-row: span 2; }
}
@media (max-width: 720px) {
  .fam__side { grid-template-columns: 1fr; }
  .fam__fig { grid-row: auto; }
  .fam__cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
}