/* /style/products.css */
@import "./global.css";

/* ============================================================
   产品中心 Hero
   ============================================================ */
.product-hero {
  padding: 80px 0 48px;
  background:
    radial-gradient(80% 100% at 50% 0%, var(--primary-soft) 0%, transparent 62%),
    linear-gradient(180deg, var(--bg-light) 0%, #fff 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.product-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -60px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.14), transparent 70%);
  pointer-events: none;
}

.product-hero::after {
  content: "";
  position: absolute;
  bottom: -140px;
  left: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11, 94, 215, 0.12), transparent 70%);
  pointer-events: none;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.82);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 26px;
  position: relative;
  z-index: 1;
}

.breadcrumb a {
  color: var(--text-secondary);
  transition: color var(--transition);
}

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

.breadcrumb .material-icons {
  font-size: 14px;
  color: var(--text-light);
}

.product-hero-title {
  font-size: clamp(2rem, 4.2vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.product-hero-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.75;
  position: relative;
  z-index: 1;
}

/* ============================================================
   Tabs
   ============================================================ */
.product-nav {
  padding: 12px 0 48px;
  background: #fff;
  position: relative;
  z-index: 2;
}

.product-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.product-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--text-secondary);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.product-tab .material-icons {
  font-size: 18px;
  transition: transform var(--transition);
}

.product-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.product-tab:hover .material-icons {
  transform: scale(1.12);
}

.product-tab.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: transparent;
  color: #fff;
  box-shadow: var(--shadow-primary);
}

.product-tab.active:hover {
  color: #fff;
}

.product-tab.active .material-icons {
  color: #fff;
}

/* ============================================================
   Swiper 展示区
   ============================================================ */
.product-showcase {
  padding: 0 0 96px;
  background: #fff;
}

.product-swiper {
  width: 100%;
  height: 660px;
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
}

@media (min-width: 1280px) {
  .product-swiper {
    max-width: 1400px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
  }
}

.product-swiper .swiper-slide {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
}

.product-swiper .swiper-slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.08);
  transition: transform 7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.product-swiper .swiper-slide-active .swiper-slide-bg {
  transform: scale(1);
}

.product-swiper .swiper-slide-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      135deg,
      rgba(8, 15, 32, 0.82) 0%,
      rgba(8, 15, 32, 0.42) 55%,
      rgba(8, 15, 32, 0.78) 100%
    ),
    radial-gradient(
      80% 60% at 20% 80%,
      rgba(11, 94, 215, 0.32) 0%,
      transparent 60%
    );
  pointer-events: none;
}

.product-swiper .slide-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  padding: 0 80px 100px;
  color: #fff;
  max-width: 760px;
}

.product-swiper .slide-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.product-swiper .slide-tag .material-icons {
  font-size: 14px;
  color: var(--accent);
}

.product-swiper .slide-content h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
  text-shadow: 0 4px 22px rgba(0, 0, 0, 0.4);
}

.product-swiper .slide-content p {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.86);
  margin-bottom: 32px;
  max-width: 560px;
}

.product-swiper .slide-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-primary);
  transition: all var(--transition);
}

.product-swiper .slide-btn .material-icons {
  font-size: 18px;
  transition: transform var(--transition);
}

.product-swiper .slide-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(11, 94, 215, 0.42);
}

.product-swiper .slide-btn:hover .material-icons {
  transform: translateX(4px);
}

/* Swiper 分页 / 导航 */
.product-swiper .swiper-pagination {
  bottom: 30px !important;
}

.product-swiper .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background: rgba(255, 255, 255, 0.45);
  opacity: 1;
  transition: all var(--transition);
}

.product-swiper .swiper-pagination-bullet-active {
  background: #fff;
  width: 28px;
  border-radius: 5px;
}

.product-swiper .swiper-button-next,
.product-swiper .swiper-button-prev {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.24);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  color: #fff;
  margin-top: -26px;
  transition: all var(--transition);
}

.product-swiper .swiper-button-next:hover,
.product-swiper .swiper-button-prev:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: scale(1.08);
}

.product-swiper .swiper-button-next::after,
.product-swiper .swiper-button-prev::after {
  font-size: 18px;
  font-weight: 700;
}

/* ============================================================
   产品细节展示（多角度图库）
   ============================================================ */
.product-gallery {
  padding: 0 0 96px;
  background: #fff;
}

.product-gallery[hidden] {
  display: none;
}

.gallery-head {
  text-align: center;
  margin-bottom: 48px;
}

.gallery-head .section-desc {
  margin: 14px auto 0;
  max-width: 680px;
}

.gallery-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

/* ---------- 主图 ---------- */
.gallery-main {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background:
    radial-gradient(80% 100% at 50% 0%, rgba(11, 94, 215, 0.08), transparent 65%),
    linear-gradient(180deg, #f6f8fb 0%, #eef2f8 100%);
  border: 1px solid var(--line);
  cursor: zoom-in;
  isolation: isolate;
}

.gallery-main::before {
  content: "";
  position: absolute;
  bottom: -120px;
  right: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.1), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.gallery-main img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 44px;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.gallery-main:hover img {
  transform: scale(1.02);
}

.gallery-zoom {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(11, 94, 215, 0.92);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-primary);
  transition: all var(--transition);
  cursor: pointer;
  opacity: 0;
  transform: scale(0.85);
}

.gallery-main:hover .gallery-zoom,
.gallery-zoom:focus-visible {
  opacity: 1;
  transform: scale(1);
}

.gallery-zoom:hover {
  background: var(--primary);
  transform: scale(1.06);
}

.gallery-zoom .material-icons {
  font-size: 20px;
}

/* ---------- 缩略图 ---------- */
.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 12px;
}

.gallery-thumb {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-soft) 100%);
  border: 2px solid transparent;
  cursor: pointer;
  padding: 8px;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-thumb:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.gallery-thumb.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-primary);
  background: linear-gradient(180deg, #ffffff 0%, #e8f1ff 100%);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition);
  filter: drop-shadow(0 4px 10px rgba(15, 23, 42, 0.08));
}

.gallery-thumb:hover img {
  transform: scale(1.06);
}

.gallery-thumb-label {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 8px 6px;
  background: linear-gradient(180deg, transparent, rgba(8, 15, 32, 0.78));
  color: #fff;
  font-size: 11px;
  line-height: 1.3;
  text-align: center;
  letter-spacing: 0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  transform: translateY(6px);
  transition: all var(--transition);
  pointer-events: none;
}

.gallery-thumb:hover .gallery-thumb-label,
.gallery-thumb.active .gallery-thumb-label {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   底部信息条
   ============================================================ */
.product-note {
  padding: 0 0 100px;
  background: #fff;
}

.note-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 36px 40px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--bg-light) 0%, #eef3fb 100%);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}

.note-card::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11, 94, 215, 0.12), transparent 70%);
  pointer-events: none;
}

.note-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 62px;
  height: 62px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: var(--shadow-primary);
  flex-shrink: 0;
}

.note-icon .material-icons {
  font-size: 30px;
}

.note-body h3 {
  font-size: 19px;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.note-body p {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 720px;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 992px) {
  .product-swiper {
    height: 560px;
  }

  .product-swiper .slide-content {
    padding: 0 48px 84px;
  }

  .gallery-thumbs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .gallery-main img {
    padding: 28px;
  }

  .note-card {
    grid-template-columns: auto 1fr;
    gap: 22px;
    padding: 28px 26px;
  }

  .note-card .btn {
    grid-column: 1 / -1;
    justify-self: flex-start;
  }
}

@media (max-width: 768px) {
  .product-hero {
    padding: 52px 0 32px;
  }

  .product-nav {
    padding: 8px 0 32px;
  }

  .product-tabs {
    gap: 8px;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .product-tabs::-webkit-scrollbar {
    display: none;
  }

  .product-tab {
    padding: 10px 16px;
    font-size: 13px;
    flex-shrink: 0;
  }

  .product-tab .material-icons {
    font-size: 16px;
  }

  .product-swiper {
    height: 480px;
    border-radius: 0;
  }

  .product-swiper .slide-content {
    padding: 0 24px 90px;
  }

  .product-swiper .slide-content h2 {
    font-size: 24px;
  }

  .product-swiper .slide-content p {
    font-size: 14px;
    margin-bottom: 24px;
  }

  .product-swiper .slide-btn {
    padding: 12px 22px;
    font-size: 14px;
  }

  .product-swiper .swiper-button-next,
  .product-swiper .swiper-button-prev {
    display: none;
  }

  .product-showcase {
    padding-bottom: 64px;
  }

  /* 图库 */
  .product-gallery {
    padding-bottom: 64px;
  }

  .gallery-head {
    margin-bottom: 32px;
  }

  .gallery-main {
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-lg);
  }

  .gallery-main img {
    padding: 18px;
  }

  .gallery-zoom {
    width: 40px;
    height: 40px;
    top: 14px;
    right: 14px;
    opacity: 1;
    transform: scale(1);
  }

  .gallery-thumb {
    padding: 6px;
  }

  .gallery-thumb-label {
    font-size: 10px;
  }

  .product-note {
    padding-bottom: 72px;
  }

  .note-card {
    padding: 24px 22px;
    gap: 18px;
  }

  .note-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
  }

  .note-icon .material-icons {
    font-size: 26px;
  }
}

@media (max-width: 480px) {
  .product-tab {
    padding: 8px 14px;
    font-size: 12.5px;
  }

  .product-swiper {
    height: 440px;
  }

  .product-swiper .slide-content {
    padding: 0 18px 80px;
  }

  .product-swiper .slide-content h2 {
    font-size: 22px;
  }

  .gallery-thumbs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .gallery-thumb-label {
    display: none;
  }
}