/* ============================================================
   ORZM - Product Detail Page Styles
   继承 style.css 设计语言（CSS Variables / Colors / Typography）
   仅新增产品详情页专属样式
   ============================================================ */

/* ==================== 产品 Hero 视频 ==================== */
.prod-hero-section {
  position: relative;
  min-height: 100vh;
}

.prod-hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.prod-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 15, 0.6) 0%,
    rgba(15, 23, 42, 0.85) 50%,
    rgba(10, 10, 15, 0.95) 100%
  );
  z-index: 1;
}

/* 面包屑导航 */
.prod-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
}
.prod-crumb-link {
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--trans-base);
}
.prod-crumb-link:hover {
  color: var(--primary-light);
}
.prod-crumb-sep {
  color: rgba(255, 255, 255, 0.3);
}
.prod-crumb-current {
  color: var(--primary-light);
  font-weight: 600;
}

/* 产品标题 */
.prod-hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  color: white;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

/* 产品副标题 */
.prod-hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.75;
  color: rgba(203, 213, 225, 0.8);
  max-width: 42rem; /* ~672px, 与首页 max-w-2xl 一致 */
}

/* 核心数据指标条 */
.prod-spec-bar {
  display: flex;
  gap: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 3rem;
  max-width: 36rem; /* ~576px */
}
.prod-stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.prod-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: white;
  line-height: 1;
}
.prod-stat-num span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--primary);
}
.prod-stat-desc {
  font-size: 0.78rem;
  color: var(--gray-400);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

@media (max-width: 768px) {
  .prod-spec-bar {
    gap: 1.5rem;
  }
  .prod-stat-num {
    font-size: 1.5rem;
  }
}

/* ==================== 产品特点 Showcase 区域（水平滑动切换） ==================== */

/* 区域标题段（在 showcase 外，正常文档流，背景深色） */
.feat-header-section {
  background-color: var(--dark-800);
}
.feat-header-section h2 {
  color: white !important;
}
.feat-header-section p {
  color: rgba(203, 213, 225, 0.7) !important;
}

/* 外层容器 */
.feat-showcase {
  position: relative;
  background: var(--dark-900);
  overflow: hidden;
}

/* 滑动轨道 */
.feat-track {
  position: relative;
  width: 100%;
  overflow: hidden;
  cursor: grab;
  -webkit-user-select: none;
  user-select: none;
}
.feat-track.dragging {
  cursor: grabbing;
}

/* Slider flex 容器（JS 控制 translateX） */
.feat-slider {
  display: flex;
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

/* 单张 Feature Slide：全屏宽度，高度自适应 */
.feat-slide {
  position: relative;
  width: 100%;
  flex-shrink: 0;
  overflow: hidden;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

/* Slide 背景图层：全宽，高度自适应 */
.feat-slide-bg {
  position: relative;
  width: 100%;
  min-height: 60vh;
  aspect-ratio: 16 / 9;
}
.feat-slide-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* 渐变遮罩：覆盖在图片上 */
.feat-slide-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    135deg,
    rgba(10, 10, 15, 0.78) 0%,
    rgba(15, 23, 42, 0.52) 50%,
    rgba(10, 10, 15, 0.7) 100%
  );
  pointer-events: none;
}

/* 文字内容：绝对定位在图片上方 */
.feat-slide-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
}

/* 内层宽度限制（与 .container 对齐） */
.feat-slide-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  -webkit-font-smoothing: antialiased;
}
@media (min-width: 768px) {
  .feat-slide-inner {
    padding: 0 2rem;
  }
}
@media (min-width: 1280px) {
  .feat-slide-inner {
    padding: 0 3rem;
  }
}
@media (min-width: 1536px) {
  .feat-slide-inner {
    padding: 0 4rem;
  }
}

/* 文字块最大宽度 */
.feat-slide-text {
  max-width: 640px;
}

/* Tag pill */
.feat-slide-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: white;
  background: rgba(230, 0, 8, 0.22);
  border: 1px solid rgba(230, 0, 8, 0.4);
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  margin-bottom: 1.25rem;
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}
body[data-product="m9"] .feat-slide-tag {
  background: rgba(14, 165, 233, 0.22);
  border-color: rgba(56, 189, 248, 0.4);
}

/* 特点编号 */
.feat-slide-num {
  position: absolute;
  top: 2rem;
  left: 1.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.3);
  text-transform: uppercase;
  z-index: 3;
}
@media (min-width: 768px) {
  .feat-slide-num {
    left: 2rem;
  }
}

/* 标题 */
.feat-slide-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: white;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

/* 描述 */
.feat-slide-desc {
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  color: rgba(203, 213, 225, 0.82);
  line-height: 1.75;
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

/* ── 左右导航箭头 ── */
.feat-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
}
.feat-nav-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-50%) scale(1.08);
  box-shadow: 0 4px 20px rgba(230, 0, 8, 0.3);
}
body[data-product="m9"] .feat-nav-btn:hover {
  background: var(--sky-500);
  border-color: var(--sky-500);
  box-shadow: 0 4px 20px rgba(14, 165, 233, 0.3);
}
.feat-nav-btn:active {
  transform: translateY(-50%) scale(0.95);
}
.feat-nav-btn.feat-nav-prev {
  left: 1.5rem;
}
.feat-nav-btn.feat-nav-next {
  right: 1.5rem;
}
.feat-nav-btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
  pointer-events: none;
}
@media (min-width: 768px) {
  .feat-nav-btn {
    width: 56px;
    height: 56px;
  }
  .feat-nav-btn.feat-nav-prev {
    left: 2rem;
  }
  .feat-nav-btn.feat-nav-next {
    right: 2rem;
  }
}
@media (max-width: 640px) {
  .feat-nav-btn {
    width: 40px;
    height: 40px;
  }
  .feat-nav-btn svg {
    width: 18px;
    height: 18px;
  }
  .feat-nav-btn.feat-nav-prev {
    left: 0.75rem;
  }
  .feat-nav-btn.feat-nav-next {
    right: 0.75rem;
  }
}

/* ── 底部水平进度指示器 ── */
.feat-indicators-horizontal {
  position: absolute;
  bottom: 1.75rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.feat-indicator-dot {
  width: 28px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.28);
  border: none;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0;
}
.feat-indicator-dot.active {
  width: 48px;
  height: 3px;
  background: white;
}
body[data-product="m9"] .feat-indicator-dot.active {
  background: var(--sky-400);
}
@media (max-width: 768px) {
  .feat-indicators-horizontal {
    bottom: 1.25rem;
  }
  .feat-indicator-dot {
    width: 20px;
  }
  .feat-indicator-dot.active {
    width: 36px;
  }
}

/* 右下角计数器 */
.feat-counter {
  position: absolute;
  right: 2rem;
  bottom: 1.5rem;
  z-index: 20;
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
  font-variant-numeric: tabular-nums;
}
#featCurrent {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  line-height: 1;
}
.feat-counter-sep {
  color: rgba(255, 255, 255, 0.3);
  margin: 0 0.1rem;
}

/* 响应式 */
@media (max-width: 1024px) {
  .feat-slide-text {
    max-width: 520px;
  }
}
@media (max-width: 768px) {
  .feat-counter {
    right: auto;
    left: 1.5rem;
    bottom: 1.25rem;
  }
  .feat-slide-title {
    font-size: clamp(1.6rem, 6vw, 2.4rem);
  }
  .feat-slide-bg {
    min-height: 50vh;
  }
}
@media (max-width: 480px) {
  .feat-slide-desc {
    font-size: 0.9rem;
  }
  .feat-slide-bg {
    min-height: 45vh;
  }
}

/* ==================== 产品详情视频展示区 ==================== */

.detail-video-container {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: rgba(0, 0, 0, 0.4);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  aspect-ratio: 16 / 9;
  max-height: 640px;
}

.detail-video-player {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  outline: none;
  border-radius: var(--radius-xl);
}

/* 点击播放覆盖层 */
.detail-video-play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: rgba(10, 10, 15, 0.45);
  cursor: pointer;
  z-index: 5;
  transition: all 0.4s ease;
}
.detail-video-play-overlay:hover {
  background: rgba(10, 10, 15, 0.55);
}
.detail-video-play-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.play-btn-circle {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 8px 32px rgba(230, 0, 8, 0.4),
    0 0 0 0 rgba(230, 0, 8, 0.3);
  transition: all 0.3s ease;
}
.play-btn-circle svg {
  margin-left: 3px;
} /* 视觉居中修正 */

.detail-video-play-overlay:hover .play-btn-circle {
  transform: scale(1.08);
  box-shadow:
    0 12px 40px rgba(230, 0, 8, 0.5),
    0 0 0 12px rgba(230, 0, 8, 0.1);
}

.play-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.04em;
}

/* ==================== 参数表格区域增强 ==================== */

/* 复用 .specs-table-wrap，此处仅微调间距 */
.params-section .specs-table-wrap {
  overflow-x: auto;
}

@media (max-width: 768px) {
  .params-section .specs-table th,
  .params-section .specs-table td {
    padding: 0.65rem 0.8rem;
    font-size: 0.82rem;
  }
}

/* ==================== M9 产品专属色调覆盖 ==================== */
/* 通过 body 上添加 data-product="m9" 来切换主题色 */
body[data-product="m9"] .prod-hero-overlay {
  background: linear-gradient(
    180deg,
    rgba(10, 10, 15, 0.6) 0%,
    rgba(14, 165, 233, 0.15) 50%,
    rgba(10, 10, 15, 0.95) 100%
  );
}

body[data-product="m9"] .prod-crumb-current,
body[data-product="m9"] .prod-stat-num span {
  color: var(--sky-400);
}

body[data-product="m9"] .feat-card-tag {
  background: rgba(14, 165, 233, 0.18);
  border-color: rgba(56, 189, 248, 0.3);
}
body[data-product="m9"] .feat-card:hover .feat-card-tag {
  background: rgba(14, 165, 233, 0.26);
  border-color: rgba(56, 189, 248, 0.42);
}
body[data-product="m9"] .feat-card:hover {
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.15),
    0 24px 64px rgba(14, 165, 233, 0.08);
}
body[data-product="m9"] .feat-dot.active {
  background: linear-gradient(90deg, var(--sky-500), #38bdf8);
}
body[data-product="m9"] .play-btn-circle {
  background: linear-gradient(135deg, var(--sky-500), #38bdf8);
  box-shadow:
    0 8px 32px rgba(14, 165, 233, 0.4),
    0 0 0 0 rgba(14, 165, 233, 0.3);
}
body[data-product="m9"] .detail-video-play-overlay:hover .play-btn-circle {
  box-shadow:
    0 12px 40px rgba(14, 165, 233, 0.5),
    0 0 0 12px rgba(14, 165, 233, 0.1);
}
body[data-product="m9"] .feat-nav-btn:hover {
  background: var(--sky-500);
  border-color: var(--sky-500);
  box-shadow: 0 4px 20px rgba(14, 165, 233, 0.3);
}

/* ==================== 保障模块 ==================== */

/* 区域背景 */
.gnt-section {
  background: var(--light-50);
}

/* 卡片网格：2列等宽 */
.gnt-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (max-width: 768px) {
  .gnt-cards {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

/* 保障卡片 — 图片占位 */
.gnt-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 16 / 10;
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.gnt-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
  border-color: rgba(230, 0, 8, 0.2);
}

/* 卡片图片 */
.gnt-card-img {
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
}
.gnt-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.gnt-card:hover .gnt-card-img img {
  transform: scale(1.06);
}

/* 图片渐变遮罩 */
.gnt-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 40%,
    rgba(0, 0, 0, 0.65) 100%
  );
  pointer-events: none;
  z-index: 1;
}

/* 卡片标题（浮于图片底部） */
.gnt-card-title-wrap {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 1.5rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.gnt-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: white;
  letter-spacing: -0.01em;
}
.gnt-card-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all 0.3s ease;
  flex-shrink: 0;
}
.gnt-card:hover .gnt-card-arrow {
  background: var(--primary);
  transform: translateX(4px);
}

/* ==================== 保障详情弹窗 ==================== */

.gnt-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.4s ease,
    visibility 0.4s ease;
}
.gnt-modal-active {
  opacity: 1;
  visibility: visible;
}

/* 遮罩 */
.gnt-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* 弹窗主体 */
.gnt-modal-content {
  position: relative;
  z-index: 1;
  width: 96vw;
  max-width: 900px;
  max-height: 88vh;
  background: white;
  border-radius: 1.5rem;
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.2);
  transform: translateY(40px) scale(0.95);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.gnt-modal-active .gnt-modal-content {
  transform: translateY(0) scale(1);
}

/* 关闭按钮 */
.gnt-modal-close {
  position: absolute;
  top: -2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  outline: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}
.gnt-modal-close:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  transform: translateX(-50%) scale(1.1) rotate(90deg);
  box-shadow: 0 8px 30px rgba(230, 0, 8, 0.4);
}

/* 滚动区域 */
.gnt-modal-scroll {
  overflow-y: auto;
  overflow-x: hidden;
  max-height: 88vh;
  border-radius: 1.5rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.1) transparent;
}
.gnt-modal-scroll::-webkit-scrollbar {
  width: 6px;
}
.gnt-modal-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.gnt-modal-scroll::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 3px;
}

/* 弹窗头部区域 */
.gnt-modal-header {
  padding: 2.5rem 2.5rem 1.5rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.gnt-modal-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: white;
  background: rgba(230, 0, 8, 0.85);
  margin-bottom: 1rem;
  width: fit-content;
}
.gnt-modal-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: #111827;
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.gnt-modal-desc {
  font-size: 0.95rem;
  color: #6b7280;
  margin-top: 0.5rem;
  line-height: 1.7;
}

/* 保障详情列表区域 */
.gnt-modal-body {
  padding: 2rem 2.5rem 2.5rem;
}

/* 保障分类标题 */
.gnt-category-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--primary);
  display: inline-block;
}

/* 保障列表（纵向布局） */
.gnt-detail-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* 单条保障项：左图右文 */
.gnt-detail-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.25rem;
  border-radius: 1rem;
  background: #f9fafb;
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
}
.gnt-detail-item:hover {
  background: #f3f4f6;
  border-color: rgba(230, 0, 8, 0.12);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

/* 保障项图片 */
.gnt-detail-img {
  width: 140px;
  height: 100px;
  border-radius: 0.75rem;
  overflow: hidden;
  flex-shrink: 0;
  background: rgba(0, 0, 0, 0.04);
}
.gnt-detail-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.gnt-detail-item:hover .gnt-detail-img img {
  transform: scale(1.06);
}

/* 保障项文字内容 */
.gnt-detail-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.gnt-detail-name {
  font-size: 1rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 0.35rem;
}
.gnt-detail-desc {
  font-size: 0.85rem;
  color: #6b7280;
  line-height: 1.65;
}
.gnt-detail-tags {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.6rem;
  flex-wrap: wrap;
}
.gnt-detail-tag {
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(230, 0, 8, 0.06);
  border: 1px solid rgba(230, 0, 8, 0.1);
  white-space: nowrap;
}

/* 保障分类之间的分隔 */
.gnt-category + .gnt-category {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

/* 弹窗响应式 */
@media (max-width: 768px) {
  .gnt-modal-content {
    width: 98vw;
    max-height: 94vh;
    border-radius: 1rem;
  }
  .gnt-modal-close {
    top: -1.5rem;
    width: 40px;
    height: 40px;
  }
  .gnt-modal-header {
    padding: 1.5rem;
  }
  .gnt-modal-body {
    padding: 1.25rem;
  }
  .gnt-detail-item {
    flex-direction: column;
    gap: 1rem;
  }
  .gnt-detail-img {
    width: 100%;
    height: 160px;
  }
}

@media (max-width: 480px) {
  .gnt-modal-header {
    padding: 1.25rem;
  }
  .gnt-modal-body {
    padding: 1rem;
  }
  .gnt-detail-img {
    height: 130px;
  }
}

/* ==================== 动画：卡片入场（由 JS IntersectionObserver 触发） ==================== */
/* 入场动画通过 .feat-card → .feat-card.visible 的 transition 实现，无需额外 keyframes */

/* ==================== 产品线系列模块 ==================== */

/* 区域背景 */
.pl-section {
  background: var(--dark-900);
}

/* 滑动包装器 */
.pl-slider-wrapper {
  position: relative;
}

/* 横排滑动列表 — 整卡滑动模式 */
.pl-list {
  display: flex;
  gap: 1.5rem;
  padding: 0.5rem 0 1.5rem;
  overflow: hidden; /* JS 控制 translateX 滑动 */
  will-change: transform;
  -webkit-user-select: none;
  user-select: none;
}
/* 滚动模式：启用 JS 拖拽 */
.pl-list.pl-list-scroll {
  cursor: grab;
}
.pl-list.pl-list-scroll.dragging {
  cursor: grabbing;
}

/* 产品卡片 — 固定宽度，一行3个 */
.pl-card {
  flex-shrink: 0;
  width: calc((100% - 3rem) / 3); /* 3列等宽减去间隙 */
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
  position: relative;
}
.pl-card:hover,
.pl-card:focus-visible {
  transform: translateY(-8px);
  border-color: rgba(230, 0, 8, 0.3);
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(230, 0, 8, 0.15);
  background: rgba(255, 255, 255, 0.08);
}
body[data-product="m9"] .pl-card:hover,
body[data-product="m9"] .pl-card:focus-visible {
  border-color: rgba(14, 165, 233, 0.3);
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(14, 165, 233, 0.15);
}

/* 卡片图片 */
.pl-card-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}
.pl-card-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 60%,
    rgba(0, 0, 0, 0.35) 100%
  );
  pointer-events: none;
  z-index: 1;
}
.pl-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.pl-card:hover .pl-card-img img {
  transform: scale(1.08);
}

/* 卡片底部标签 */
.pl-card-badge {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  z-index: 2;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: white;
  background: rgba(230, 0, 8, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(230, 0, 8, 0.4);
}
body[data-product="m9"] .pl-card-badge {
  background: rgba(14, 165, 233, 0.6);
  border-color: rgba(56, 189, 248, 0.4);
}

/* 卡片信息 */
.pl-card-info {
  padding: 1.5rem 1.5rem 1.75rem;
}
.pl-card-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.4rem;
}
.pl-card-subtitle {
  font-size: 0.9rem;
  color: rgba(203, 213, 225, 0.6);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 卡片底部快捷参数 */
.pl-card-specs {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.pl-card-spec-chip {
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(203, 213, 225, 0.7);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  white-space: nowrap;
}
.pl-card-spec-chip strong {
  color: white;
  margin-left: 2px;
}
body[data-product="m9"] .pl-card-spec-chip strong {
  color: var(--sky-400);
}
body[data-product="m7"] .pl-card-spec-chip strong {
  color: var(--primary-light);
}

/* 滑动分页指示器 */
.pl-indicators {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
  margin-top: 1.5rem;
}
.pl-indicator-dot {
  width: 24px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.pl-indicator-dot.active {
  width: 40px;
  background: white;
}
body[data-product="m9"] .pl-indicator-dot.active {
  background: var(--sky-400);
}

/* 左右箭头 */
.pl-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  outline: none;
}
.pl-arrow:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-50%) scale(1.08);
  box-shadow: 0 4px 16px rgba(230, 0, 8, 0.3);
}
body[data-product="m9"] .pl-arrow:hover {
  background: var(--sky-500);
  border-color: var(--sky-500);
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
}
.pl-arrow:disabled {
  opacity: 0.25;
  cursor: not-allowed;
  pointer-events: none;
}
.pl-arrow-prev {
  left: -1.5rem;
}
.pl-arrow-next {
  right: -1.5rem;
}

@media (max-width: 1024px) {
  .pl-card {
    width: calc((100% - 1.5rem) / 2); /* 2列 */
  }
}

@media (max-width: 768px) {
  .pl-card {
    width: 85%; /* 单列，留出下一张预览 */
  }
  .pl-card-specs {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .pl-arrow {
    width: 36px;
    height: 36px;
  }
  .pl-arrow svg {
    width: 16px;
    height: 16px;
  }
  .pl-arrow-prev {
    left: -0.5rem;
  }
  .pl-arrow-next {
    right: -0.5rem;
  }
}

/* ==================== 产品详情弹窗 ==================== */

.pl-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.4s ease,
    visibility 0.4s ease;
}
.pl-modal-active {
  opacity: 1;
  visibility: visible;
}

/* 遮罩 */
.pl-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* 弹窗主体 */
.pl-modal-content {
  position: relative;
  z-index: 1;
  width: 96vw;
  max-width: 1200px;
  max-height: 92vh;
  background: var(--dark-800);
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 40px 120px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.05);
  /* overflow 移除，让关闭按钮可溢出；内部滚动由 .pl-modal-scroll 控制 */
  transform: translateY(40px) scale(0.95);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.pl-modal-active .pl-modal-content {
  transform: translateY(0) scale(1);
}

/* 关闭按钮 — 顶部中间浮动在弹窗外 */
.pl-modal-close {
  position: absolute;
  top: -2rem;
  right: -1rem;
  /* left: 50%; */
  /* transform: translateX(-50%); */
  z-index: 20;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  outline: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}
.pl-modal-close:hover {
  /* background: var(--primary); */
  /* border-color: var(--primary); */
  background: white;
  border-color: white;
  color: var(--primary);
  /* transform: translateX(-50%) scale(1.1) rotate(90deg); */
  transform: scale(1.1) rotate(90deg);
  box-shadow: 0 8px 30px rgba(230, 0, 8, 0.4);
}
body[data-product="m9"] .pl-modal-close:hover {
  background: var(--sky-500);
  border-color: var(--sky-500);
  box-shadow: 0 8px 30px rgba(14, 165, 233, 0.4);
}

/* 滚动区域 */
.pl-modal-scroll {
  overflow-y: auto;
  overflow-x: hidden;
  max-height: 92vh;
  border-radius: 1.5rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.12) transparent;
}
.pl-modal-scroll::-webkit-scrollbar {
  width: 6px;
}
.pl-modal-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.pl-modal-scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
}

/* ── 弹窗顶部：左图右信息双列布局 ── */
.pl-modal-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 520px;
}

/* ── 左列：商品组图区域（电商风格） ── */
.pl-modal-gallery {
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(15, 15, 25, 1) 100%
  );
  display: flex;
  flex-direction: column;
  padding: 2rem;
  gap: 1rem;
}

/* 主图显示区 */
.pl-modal-main-img {
  flex: 1;
  border-radius: 1rem;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-in;
  position: relative;
  min-height: 300px;
}
.pl-modal-main-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition:
    transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.25s ease;
}
.pl-modal-main-img:hover img {
  transform: scale(1.05);
}
/* 放大图标提示 */
.pl-modal-main-img::after {
  content: "";
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2;
  opacity: 0;
  transition: opacity 0.3s ease;
  /* 放大图标用 mask */
  background-image: url("data:image/svg+xml,%3Csvg width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3Cline x1='11' y1='8' x2='11' y2='14'/%3E%3Cline x1='8' y1='11' x2='14' y2='11'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 18px;
}
.pl-modal-main-img:hover::after {
  opacity: 1;
}

/* 缩略图列表 */
.pl-modal-thumbs {
  display: flex;
  gap: 0.6rem;
  flex-shrink: 0;
}
.pl-modal-thumb {
  width: 64px;
  height: 64px;
  border-radius: 0.5rem;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  flex-shrink: 0;
  opacity: 0.5;
  background: rgba(0, 0, 0, 0.2);
}
.pl-modal-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.pl-modal-thumb.active {
  border-color: var(--primary);
  opacity: 1;
}
body[data-product="m9"] .pl-modal-thumb.active {
  border-color: var(--sky-500);
}
.pl-modal-thumb:hover {
  opacity: 0.85;
}

/* 图片放大遮罩层 */
.pl-modal-zoom-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.4s ease,
    visibility 0.4s ease;
  cursor: zoom-out;
}
.pl-modal-zoom-overlay.active {
  opacity: 1;
  visibility: visible;
}
.pl-modal-zoom-overlay img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 0.5rem;
  transform: scale(0.9);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.pl-modal-zoom-overlay.active img {
  transform: scale(1);
}
/* 放大层关闭提示 */
.pl-modal-zoom-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.04em;
}

/* ── 右列：产品信息 & 参数列表 ── */
.pl-modal-info {
  padding: 2.5rem 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

/* 产品标签 */
.pl-modal-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: white;
  background: rgba(230, 0, 8, 0.25);
  border: 1px solid rgba(230, 0, 8, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  margin-bottom: 1.25rem;
  width: fit-content;
}
body[data-product="m9"] .pl-modal-tag {
  background: rgba(14, 165, 233, 0.25);
  border-color: rgba(56, 189, 248, 0.45);
}

.pl-modal-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: white;
  letter-spacing: -0.025em;
  margin-bottom: 0.6rem;
  line-height: 1.15;
}

.pl-modal-subtitle {
  font-size: 0.95rem;
  color: rgba(203, 213, 225, 0.7);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

/* 核心亮点 */
.pl-modal-highlights-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.pl-modal-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: all 0.3s ease;
}
.pl-modal-highlight-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.08);
}
.pl-modal-highlight-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(230, 0, 8, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}
body[data-product="m9"] .pl-modal-highlight-icon {
  background: rgba(14, 165, 233, 0.1);
  color: var(--sky-400);
}
.pl-modal-highlight-text {
  font-size: 0.85rem;
  color: rgba(203, 213, 225, 0.8);
  line-height: 1.5;
}

/* 分割线 */
.pl-modal-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.06);
  margin: 0.5rem 0 1.25rem;
}

/* 参数标题 */
.pl-modal-specs-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(203, 213, 225, 0.4);
  margin-bottom: 1rem;
}

/* 参数列表 */
.pl-modal-specs {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}
.pl-modal-spec-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background 0.2s ease;
}
.pl-modal-spec-item:last-child {
  border-bottom: none;
}
.pl-modal-spec-item:hover {
  background: rgba(255, 255, 255, 0.05);
}
.pl-modal-spec-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(203, 213, 225, 0.55);
  white-space: nowrap;
}
.pl-modal-spec-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: white;
  text-align: right;
}
/* M9 主题色 */
body[data-product="m9"] .pl-modal-spec-value {
  color: var(--sky-400);
}
body[data-product="m7"] .pl-modal-spec-value {
  color: var(--primary-light);
}

/* CTA 操作栏 */
.pl-modal-cta {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}
.pl-modal-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: 0.75rem;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  border: none;
}
.pl-modal-cta-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 20px rgba(230, 0, 8, 0.25);
}
.pl-modal-cta-primary:hover {
  background: #cc0006;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(230, 0, 8, 0.35);
}
body[data-product="m9"] .pl-modal-cta-primary {
  background: var(--sky-500);
  box-shadow: 0 4px 20px rgba(14, 165, 233, 0.25);
}
body[data-product="m9"] .pl-modal-cta-primary:hover {
  background: #0284c7;
  box-shadow: 0 8px 30px rgba(14, 165, 233, 0.35);
}
.pl-modal-cta-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.pl-modal-cta-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

/* ── 弹窗下方：产品介绍图 ── */
.pl-modal-intro {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(0, 0, 0, 0.15);
}
.pl-modal-intro-img {
  width: 100%;
  display: block;
  object-fit: cover;
}

/* 弹窗响应式 */
@media (max-width: 1024px) {
  .pl-modal-top {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .pl-modal-gallery {
    padding: 1.5rem;
    min-height: 350px;
  }
  .pl-modal-info {
    padding: 1.5rem;
  }
}

@media (max-width: 768px) {
  .pl-modal-content {
    width: 98vw;
    max-height: 94vh;
    border-radius: 1rem;
  }
  .pl-modal-close {
    top: -1.5rem;
    width: 40px;
    height: 40px;
  }
  .pl-modal-gallery {
    padding: 1rem;
    min-height: 280px;
  }
  .pl-modal-info {
    padding: 1.25rem;
  }
  .pl-modal-cta {
    flex-wrap: wrap;
  }
  .pl-modal-cta-btn {
    flex: 1;
    justify-content: center;
    min-width: 140px;
  }
  .pl-modal-thumb {
    width: 48px;
    height: 48px;
  }
}

@media (max-width: 480px) {
  .pl-modal-gallery {
    min-height: 220px;
  }
  .pl-modal-info {
    padding: 1rem;
  }
}