/* ============================================================
   RLB Steel — Shared Component Styles
   按钮/卡片/徽章/面包屑/分页/标签/参数表格/产品详情模块
   ============================================================ */

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn--white:hover {
  background: var(--color-primary-light);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-md);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-xs);
}

/* ── Cards — 统一8px圆角+柔和投影+hover上浮 ─────────── */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition-base),
              transform var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.card__body {
  padding: var(--space-6);
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
  color: var(--color-dark);
}

.card__text {
  font-size: var(--font-size-sm);
  color: var(--color-dark-light);
  line-height: var(--line-height-normal);
}

/* 首页产品卡片：详情 + 询价双按钮 */
.home-product-card {
  display: flex;
  flex-direction: column;
}

.home-product-card .card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.home-product-card .card__text {
  flex: 1;
  margin-bottom: var(--space-4);
}

.home-product-card__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: auto;
}

.home-product-card__btn {
  min-width: 0;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.home-product-card__btn--view {
  color: #374151;
  background: #F3F4F6;
  border-color: #D1D5DB;
}

.home-product-card__btn--view:hover {
  background: #E9EBEF;
  border-color: #BCC1C9;
}

.home-product-card__btn--quote {
  color: #356AA8;
  background: #EEF5FF;
  border-color: #BFD4F5;
}

.home-product-card__btn--quote:hover {
  background: #E2EEFD;
  border-color: #9FBBE5;
}

@media (max-width: 420px) {
  .home-product-card__actions { gap: 6px; }
  .home-product-card__btn { height: 36px; font-size: 13px; }
}

/* 产品卡片 — 三级列表页9宫格 */
.product-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── Section Heading ─────────────────────────────────── */
.section-heading {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-heading__label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  margin-bottom: var(--space-2);
}

.section-heading__title {
  font-size: var(--font-size-3xl);
  color: var(--color-dark);
  margin-bottom: var(--space-4);
}

.section-heading__desc {
  max-width: 640px;
  margin: 0 auto;
  font-size: var(--font-size-md);
  color: var(--color-dark-light);
}

/* ── Badge / Tag ─────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  line-height: 1.4;
}

.badge--primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.badge--dark {
  background: var(--color-dark);
  color: var(--color-white);
}

/* ── Breadcrumb ──────────────────────────────────────── */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) 0;
  font-size: var(--font-size-sm);
}

.breadcrumb__item { color: var(--color-dark-light); }

.breadcrumb__item a {
  color: var(--color-dark-light);
  transition: color var(--transition-fast);
}

.breadcrumb__item a:hover { color: var(--color-primary); }

.breadcrumb__separator { color: var(--color-gray); }

.breadcrumb__current {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

/* ── Pagination ──────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-8) 0;
}

.pagination__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-dark);
  border: 1px solid var(--color-gray);
  background: var(--color-white);
  transition: all var(--transition-fast);
}

.pagination__btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination__btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── Spec Table — 产品参数表格 ──────────────────────── */
.spec-table {
  width: 100%;
  font-size: var(--font-size-sm);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.spec-table th {
  background: var(--color-dark);
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  text-align: left;
  padding: var(--space-3) var(--space-4);
}

.spec-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-gray);
  color: var(--color-dark-light);
}

.spec-table tr:last-child td { border-bottom: none; }

.spec-table tr:nth-child(even) td {
  background: var(--color-gray-light);
}

/* ── Product Detail — 6图浏览区 ─────────────────────── */
.detail-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .detail-gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

.detail-gallery__img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.detail-gallery__img:hover {
  transform: scale(1.03);
}

/* ── MOQ / Lead Time / Packing ──────────────────────── */
.detail-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

@media (min-width: 640px) {
  .detail-info-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.detail-info-card {
  background: var(--color-gray-light);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-align: center;
}

.detail-info-card__label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-dark-light);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--space-2);
}

.detail-info-card__value {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark);
}

/* ── Fixed Inquiry button on detail page ─────────────── */
.detail-inquiry-fixed {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-sticky);
  display: none;
}

@media (min-width: 768px) {
  .detail-inquiry-fixed { display: block; }
}
/* ── Shared Inner-page Banner ────────────────────────── */
.inner-page-banner {
  --inner-page-banner-image: url("../images/company/company-factory.webp");
  width: 100%;
  background: var(--color-white);
}

.inner-page-banner__visual {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 142px;
  overflow: hidden;
  background-image:
    linear-gradient(90deg, rgba(30, 37, 47, 0.66), rgba(30, 37, 47, 0.58)),
    var(--inner-page-banner-image);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.inner-page-banner__visual::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(12,18,27,0.10));
}

.inner-page-banner__content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 142px;
  text-align: center;
}

.inner-page-banner__title {
  color: var(--color-white);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: 0.035em;
  text-transform: uppercase;
  text-shadow: 0 2px 16px rgba(0,0,0,0.32);
}

.inner-page-banner__breadcrumb-row {
  height: 44px;
  background: var(--color-white);
  border-bottom: 1px solid #e4e7eb;
}

.inner-page-banner__breadcrumb {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 9px;
  overflow-x: auto;
  color: var(--color-dark-light);
  font-size: var(--font-size-sm);
  white-space: nowrap;
  scrollbar-width: none;
}

.inner-page-banner__breadcrumb::-webkit-scrollbar {
  display: none;
}

.inner-page-banner__position {
  color: var(--color-dark-light);
}

.inner-page-banner__position::before {
  margin-right: 7px;
  color: var(--color-primary);
  content: "⌂";
}

.inner-page-banner__breadcrumb a {
  color: var(--color-dark-light);
}

.inner-page-banner__breadcrumb a:hover {
  color: var(--color-primary);
}

.inner-page-banner__separator {
  color: var(--color-gray);
}

.inner-page-banner__current {
  color: var(--color-dark);
  font-weight: var(--font-weight-medium);
}

.inner-page-title-strip {
  padding: 10px 0 12px;
  background: var(--color-white);
}

.inner-page-title-strip__inner {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 72px;
  overflow: hidden;
  border: 1px solid #e2e7ee;
  background: linear-gradient(90deg, #f8fafc 0%, #f8fafc 74%, #f4f7fb 100%);
}

.inner-page-title-strip__marker {
  position: relative;
  z-index: 2;
  width: 4px;
  min-width: 4px;
  height: 40px;
  margin-left: 22px;
  border-radius: 2px;
  background: var(--color-primary);
}

.inner-page-title-strip__title {
  position: relative;
  z-index: 2;
  margin-left: 16px;
  color: var(--color-dark);
  font-size: clamp(1.45rem, 2.2vw, 2rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.inner-page-title-strip__decoration {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  display: flex;
  width: 34%;
  justify-content: flex-end;
  overflow: hidden;
  opacity: 0.72;
}

.inner-page-title-strip__decoration span {
  display: block;
  width: 120px;
  height: 140%;
  margin-top: -12%;
  margin-right: 30px;
  background: linear-gradient(135deg, rgba(15, 91, 197, 0.075), rgba(15, 91, 197, 0.018));
  transform: skewX(-29deg);
}

body.has-inner-page-banner #mainContent {
  padding-top: 0 !important;
}

body.has-inner-page-banner #mainContent .breadcrumb {
  display: none;
}

@media (max-width: 767px) {
  .inner-page-banner__visual,
  .inner-page-banner__content {
    min-height: 110px;
  }

  .inner-page-banner__title {
    font-size: clamp(1.45rem, 7vw, 1.9rem);
  }

  .inner-page-banner__breadcrumb-row {
    height: 42px;
  }

  .inner-page-banner__breadcrumb {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
    font-size: var(--font-size-xs);
  }

  .inner-page-title-strip {
    padding: 8px 0 10px;
  }

  .inner-page-title-strip__inner {
    min-height: 58px;
  }

  .inner-page-title-strip__marker {
    width: 3px;
    min-width: 3px;
    height: 32px;
    margin-left: 16px;
  }

  .inner-page-title-strip__title {
    margin-left: 12px;
    font-size: clamp(1.15rem, 5vw, 1.5rem);
  }

  .inner-page-title-strip__decoration {
    width: 42%;
    opacity: 0.5;
  }
}