/* ==========================================================================
   Sarovar Tube Industries — Warehouse / Stock photo auto slider (home page)
   Brand tokens match the factory gallery + products sections
   ========================================================================== */

.srv-stock {
  --srv-accent: #962c2a;
  --srv-navy: #0b1730;
  --srv-ink: #051229;
  --srv-muted: #5b6678;
  position: relative;
  background: #f5f6fa;
  padding: 110px 0 100px;
  overflow: hidden;
}

.srv-stock-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.srv-stock-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.srv-stock-head-left {
  max-width: 720px;
}

.srv-stock-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--srv-accent);
  padding: 8px 16px;
  border: 1px solid rgba(150, 44, 42, 0.3);
  border-radius: 999px;
  background: rgba(150, 44, 42, 0.07);
  margin-bottom: 20px;
}

.srv-stock-eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--srv-accent);
  box-shadow: 0 0 0 4px rgba(150, 44, 42, 0.18);
}

.srv-stock-heading {
  color: var(--srv-ink);
  font-size: clamp(30px, 3.4vw, 50px);
  line-height: 1.12;
  margin: 0;
}

.srv-stock-heading span {
  color: var(--srv-accent);
}

.srv-stock-desc {
  color: var(--srv-muted);
  font-size: 16px;
  line-height: 1.7;
  margin: 18px 0 0;
  max-width: 620px;
}

/* ---------- Nav buttons ---------- */
.srv-stock-nav {
  display: flex;
  gap: 12px;
}

.srv-stock-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 1px solid rgba(5, 18, 41, 0.14);
  background: #fff;
  color: var(--srv-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.srv-stock-btn svg {
  width: 20px;
  height: 20px;
}

.srv-stock-btn:hover {
  background: var(--srv-accent);
  border-color: var(--srv-accent);
  color: #fff;
}

.srv-stock-btn.swiper-button-disabled {
  opacity: 0.4;
  cursor: default;
}

/* ---------- Slides ---------- */
.srv-stock-slider {
  overflow: hidden;
  padding-bottom: 6px;
}

.srv-stock-card {
  position: relative;
  display: block;
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  background: #dfe3ea;
  aspect-ratio: 4 / 5;
  box-shadow: 0 14px 34px rgba(5, 18, 41, 0.12);
}

.srv-stock-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s ease;
}

.srv-stock-card:hover img {
  transform: scale(1.06);
}

.srv-stock-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 12, 28, 0.85) 0%, rgba(6, 12, 28, 0.2) 45%, rgba(6, 12, 28, 0) 70%);
  pointer-events: none;
}

.srv-stock-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 20px 20px 22px;
}

.srv-stock-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: var(--srv-accent);
  padding: 5px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.srv-stock-title {
  color: #fff;
  font-size: 19px;
  line-height: 1.3;
  margin: 0;
}

/* ---------- Pagination ---------- */
.srv-stock-pagination {
  position: relative;
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 34px;
}

.srv-stock-pagination .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  margin: 0 !important;
  background: rgba(5, 18, 41, 0.22);
  opacity: 1;
  transition: width 0.3s ease, background 0.3s ease;
  border-radius: 999px;
}

.srv-stock-pagination .swiper-pagination-bullet-active {
  width: 28px;
  background: var(--srv-accent);
}

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  .srv-stock { padding: 80px 0 72px; }
  .srv-stock-head { margin-bottom: 36px; }
}

@media (max-width: 575px) {
  .srv-stock { padding: 64px 0 60px; }
  .srv-stock-container { padding: 0 16px; }
  .srv-stock-nav { display: none; }
  .srv-stock-title { font-size: 17px; }
}

@media (prefers-reduced-motion: reduce) {
  .srv-stock-card img { transition: none; }
}