@import url("variables.css");

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  width: min(100% - 2rem, var(--container-max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: grid;
  place-items: center;
  color: var(--color-accent);
}

.logo-mark .icon {
  font-size: 1.25rem;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
}

.nav-desktop {
  display: flex;
  gap: 2rem;
}

.nav-desktop a {
  font-size: 0.95rem;
  color: var(--color-text);
  transition: color var(--transition);
  position: relative;
}

.nav-desktop a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}

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

.nav-desktop a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

.nav-mobile {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.nav-mobile.is-open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.nav-mobile a {
  display: block;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background:
    radial-gradient(ellipse at 20% 50%, rgba(91, 136, 132, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(201, 169, 98, 0.1) 0%, transparent 40%),
    var(--color-bg);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "段";
  position: absolute;
  right: -2%;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: clamp(12rem, 30vw, 22rem);
  color: rgba(45, 90, 84, 0.04);
  pointer-events: none;
  user-select: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(201, 169, 98, 0.15);
  border: 1px solid rgba(201, 169, 98, 0.4);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--color-accent-dark);
  margin-bottom: 1.5rem;
}

.hero-badge .icon {
  color: var(--color-accent-dark);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  max-width: 540px;
  margin-bottom: 2rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.hero-meta-item {
  text-align: center;
}

.hero-meta-value {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  line-height: 1;
}

.hero-meta-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

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

.btn-primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45, 90, 84, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

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

/* Section common */
.section {
  padding-block: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.section-desc {
  max-width: 900px;
  margin-inline: auto;
  color: var(--color-text-muted);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-image {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--color-primary-light), var(--color-primary));
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.about-image-inner {
  text-align: center;
  color: var(--color-white);
  padding: 2rem;
}

.about-image-year {
  font-family: var(--font-serif);
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}

.about-image-label {
  font-size: 1.1rem;
  margin-top: 0.5rem;
  opacity: 0.9;
}

.about-video {
  width: 100%;
  border-radius: var(--radius);
  padding: clamp(0.5rem, 1.5vw, 0.75rem);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
}

.brand-video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: calc(var(--radius) - 4px);
  background: #111;
  object-fit: cover;
}

.about-video-caption {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-align: center;
}

.about-text p {
  margin-bottom: 1.25rem;
  color: var(--color-text-muted);
}

.about-text p:first-of-type {
  font-size: 1.1rem;
  color: var(--color-text);
}

.about-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.about-feature {
  text-align: center;
  padding: 1.25rem;
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.about-feature-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.about-feature-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* Timeline */
.timeline-section {
  background: var(--color-bg-dark);
  color: var(--color-white);
}

.timeline-section .section-tag {
  color: var(--color-accent);
}

.timeline-section .section-title {
  color: var(--color-white);
}

.timeline-section .section-desc {
  color: rgba(255, 255, 255, 0.65);
}

.timeline {
  position: relative;
  max-width: 900px;
  margin-inline: auto;
  padding-left: 1rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--color-accent) 10%,
    var(--color-accent) 90%,
    transparent
  );
}

.timeline-item {
  position: relative;
  padding-left: 3rem;
  padding-bottom: 4rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -5px;
  top: 0.5rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg-dark);
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.3);
}

.timeline-year {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
  will-change: transform, opacity;
}

.timeline-era {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.75rem;
  will-change: transform, opacity;
}

.timeline-content {
  will-change: transform, opacity;
}

.timeline-content h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--color-white);
}

.timeline-content p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* Products */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

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

.product-image {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #e8f0ef, #d4e4e2);
  display: grid;
  place-items: center;
  color: var(--color-primary);
  position: relative;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(45, 90, 84, 0.1), transparent);
}

.product-body {
  padding: 1.75rem;
}

.product-tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: rgba(91, 136, 132, 0.12);
  color: var(--color-primary);
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.product-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.product-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.product-meta span {
  font-size: 0.8rem;
  padding: 0.3rem 0.75rem;
  background: var(--color-bg);
  border-radius: 999px;
  color: var(--color-text-muted);
}

.product-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary);
  transition: color var(--transition);
}

.product-link:hover {
  color: var(--color-accent-dark);
}

/* Product Detail */
.product-detail {
  margin-top: clamp(3rem, 6vw, 5rem);
  padding: clamp(2rem, 4vw, 3rem);
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.product-detail-header {
  text-align: center;
  margin-bottom: 2rem;
}

.product-detail-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.product-detail-subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.product-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.product-tab {
  padding: 0.625rem 1.5rem;
  border: 1.5px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem; /* 图标与文本的考究间距 */
}

.tab-icon {
  width: 14px;
  height: 14px;
  fill: currentColor; /* 随激活/非激活状态文字颜色自然同色过渡，神乎其技 */
  transition: var(--transition);
}

.step-icon {
  width: 13px;
  height: 13px;
  fill: currentColor;
  margin-bottom: 1px;
}

.product-tab:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary);
}

.product-tab.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.product-panel {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.panel-lead {
  font-size: 1.05rem;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  text-align: center;
}

/* 宫廷御方 - 左右分栏与画廊优化 */
.imperial-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
  align-items: center;
}

.imperial-left {
  position: relative;
}

.imperial-hero {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.imperial-hero img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.imperial-hero-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
}

.imperial-badge {
  background: var(--color-accent-dark);
  color: var(--color-white);
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 50px;
  border: 1px solid rgba(245, 230, 211, 0.3);
  letter-spacing: 1px;
}

.imperial-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.imperial-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  color: var(--color-accent-dark);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.imperial-lead {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.75rem;
  border-left: 3px solid var(--color-primary);
  padding-left: 0.85rem;
}

.imperial-text-list {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.imperial-text-item {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.imperial-text-icon {
  color: var(--color-primary-light);
  font-size: 0.75rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.imperial-text-item p {
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.6;
  margin: 0;
}

/* 宫廷御方：左右两列高度适中图片画廊 */
.imperial-gallery-section {
  border-top: 1px solid var(--color-border-light);
  padding-top: 2.5rem;
}

.imperial-gallery-heading {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-accent-dark);
  text-align: center;
  margin-bottom: 2rem;
}

.imperial-gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 完美的 2x2 经典画廊布局 */
  gap: 1.5rem;
  width: 100%; /* 核心：宽度设为 100%，与上方 .imperial-layout 宽度完全持平，形成严丝合缝的左右视觉对齐线 */
}

.imperial-gallery-card {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* 根据图片的真实物理比例定义两个黄金框尺寸 */
.imperial-gallery-card.portrait-item {
  aspect-ratio: 10 / 11; /* 1. 第一行纵向：比 4:3 更有纵向舒展空间，确保竖长的腰牌和书本几乎100%撑满，左右白边彻底隐形 */
}

.imperial-gallery-card.landscape-item {
  aspect-ratio: 10 / 11; /* 2. 第二行横向：高度压扁至近似 16:9 黄金视宽比，完美包裹药箱和横向摊开的古书，上下绝无黑边 */
}

.imperial-gallery-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.imperial-gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* 关键：既然外框完美对齐了图片真实长宽比，我们使用 cover 即可获得 100% 撑满且毫不裁剪的核心视觉效果！ */
  transition: transform 0.5s ease;
  position: relative;
  z-index: 1;
}

.imperial-gallery-card:hover img {
  transform: scale(1.03); /* 轻微呼吸缩放效果，在 contain 下非常克制高雅 */
}

.gallery-card-overlay {
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  padding: 1.25rem 1rem 1rem;
  background: linear-gradient(to top, rgba(15, 34, 31, 0.98) 0%, rgba(15, 34, 31, 0.6) 75%, transparent 100%);
  color: var(--color-white);
  pointer-events: none;
  z-index: 2; /* 确保悬浮文字遮罩始终处于 contain 图片的上层 */
}

.imperial-gallery-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.imperial-gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* 保证网格完美对齐填充 */
  transition: transform 0.5s ease;
}

.imperial-gallery-card:hover img {
  transform: scale(1.05);
}

.gallery-card-overlay {
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  padding: 1.25rem 1rem 1rem;
  background: linear-gradient(to top, rgba(15, 34, 31, 0.95) 0%, rgba(15, 34, 31, 0.4) 70%, transparent 100%);
  color: var(--color-white);
  pointer-events: none;
}

.gallery-card-content h6 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: #f5e6d3; /* 皇家淡金黄 */
  margin-bottom: 0.25rem;
}

.gallery-card-content p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.4;
  margin: 0;
}

/* 最后一个元素跨列备用 */
.imperial-gallery-card-wide {
  grid-column: span 2;
  aspect-ratio: 16 / 10;
}

/* 原料溯源：高端分栏视频播放列表 */
.source-layout-split {
  display: grid;
  grid-template-columns: 1.65fr 1fr; /* 核心优化：拉宽播放区域占比（从1.2fr到1.65fr），缩窄右边列表占比（1fr不变），整体气场更宏大 */
  gap: 2.5rem; /* 微调间距，使视觉分离感更佳 */
  align-items: start;
}

.source-player-column {
  position: sticky;
  top: 100px;
}

.source-player-wrap {
  width: 100%;
  background: var(--color-bg);
  border-radius: 12px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.source-player {
  position: relative;
  background: #000;
}

.source-video {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
}

.source-detail {
  padding: 1.25rem 1.5rem;
}

.source-detail-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-accent-dark);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.source-detail-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.85rem;
}

.source-detail-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.source-playlist-column {
  background: rgba(245, 245, 240, 0.5);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.25rem;
}

.playlist-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--color-primary-light);
}

.source-playlist {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  /* 核心：取消 max-height 限制，高度完全自适应展开，让 7 种药材一气呵成、完整陈列，彻底消灭竖向滚动条 */
}


.source-playlist-item {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  padding: 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg);
  cursor: pointer;
  text-align: left;
  transition: all 0.25s ease;
}

.source-playlist-item:hover {
  background: var(--color-border-light);
  border-color: var(--color-primary-light);
}

.source-playlist-item.is-active {
  background: rgba(45, 90, 84, 0.08);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.playlist-item-thumb {
  position: relative;
  width: 90px;
  aspect-ratio: 16 / 10;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  background: #000;
}

.playlist-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.playlist-item-play-icon {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.3);
  color: var(--color-white);
  font-size: 0.8rem;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.source-playlist-item:hover .playlist-item-play-icon,
.source-playlist-item.is-active .playlist-item-play-icon {
  opacity: 1;
}

.playlist-item-info {
  min-width: 0;
  flex: 1;
}

.playlist-item-info h6 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.playlist-item-desc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 0.2rem;
}

.playlist-item-duration {
  font-size: 0.7rem;
  color: var(--color-primary);
  font-weight: 500;
}

/* 匠心工艺 - 精致步骤折叠面板 (独立开关，防页面上移) */
.craft-intro {
  text-align: center;
  margin-bottom: 2.5rem;
}

.craft-intro-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-accent-dark);
  margin-bottom: 0.35rem;
}

.craft-intro-subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* 匠心工艺 - 九制古法巨幕画廊 (三行三列 + 横向步骤图轴) */
.craft-flow-timeline-wrapper {
  width: 100%;
  margin-bottom: 4rem; /* 增加底部间距给错落有致的timeline留出充足空间 */
}

.craft-flow-timeline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  padding: 3rem 1.5rem; /* 深度增加上下间距以容纳一高一低的错位高度 */
  background: #fdfaf2; /* 古朴高奢宣纸米黄底色 */
  border: 1px solid rgba(168, 139, 61, 0.28); /* 经典金色边框 */
  border-radius: 14px;
  gap: 0.5rem;
  box-shadow: inset 0 0 25px rgba(168, 139, 61, 0.05); /* 宣纸斑驳内敛立体内阴影 */
}

/* 贯穿全步骤的流程引导折折叠折线：通过精心雕琢的 SVG 实现 9 个步骤圆圈中心的一高一低完美斜线穿梭连接 */
.craft-flow-timeline::before {
  content: none; /* 彻底废除原先死板、生硬的单调水平直线 */
}

/* 在 timeline 内部插入斜线背景 */
.craft-flow-svg-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none; /* 穿透，确保不干扰 9 个小卡片的 hover & click 触发 */
  z-index: 1;
}

.craft-flow-path {
  fill: none;
  stroke: rgba(168, 139, 61, 0.35); /* 古法金沙色连接线 */
  stroke-width: 1.5;
  stroke-dasharray: 4, 4; /* 精致中式虚线连接 */
  stroke-linecap: round;
  stroke-linejoin: round;
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  position: relative;
  z-index: 2;
  flex: 1;
  min-width: 60px;
  transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  --y-offset: 0px;
  transform: translateY(var(--y-offset));
}

/* 上下错位展示，奇数项高，偶数项低，破除平庸 */
.flow-step:nth-child(odd) {
  --y-offset: -1.25rem;
}

.flow-step:nth-child(even) {
  --y-offset: 1.25rem;
}

.flow-step:hover {
  transform: translateY(var(--y-offset)) scale(1.08); /* 错位同时支持平滑缩放 */
}

.flow-num {
  padding: 0.35rem 0.65rem; /* 稍微增加上下间距容纳图标 */
  border-radius: 4px;
  background: #fdfcf7;
  border: 1px solid rgba(168, 139, 61, 0.55); /* 古法金边框 */
  font-family: var(--font-serif);
  font-size: 0.75rem;
  font-weight: bold;
  color: #a88b3d; /* 古朴黄铜金 */
  margin-bottom: 0.45rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem; /* 图标与“第一重”的考究间距 */
}

.flow-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
  transition: color 0.3s ease;
  background: #fdfaf2; /* 遮挡横穿的背景金沙虚线，保持干净利落 */
  padding: 0 0.45rem;
}

.flow-step:hover .flow-num {
  background: #b83b3b; /* 优雅的朱砂红印章色 */
  border-color: #b83b3b;
  color: var(--color-white);
  box-shadow: 0 4px 10px rgba(184, 59, 59, 0.25);
}

.flow-step:hover .flow-name {
  color: #b83b3b; /* 朱砂红 */
}

/* 3x3 经典工艺网格布局 */
.craft-grid-3x3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  width: 100%;
}

.craft-grid-card {
  background: var(--color-white);
  border-radius: 12px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  display: flex;
  flex-direction: column;
  scroll-margin-top: 100px; /* 锚点跳转定位高度缓冲 */
}

.craft-grid-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--color-primary-light);
}

.craft-card-image-box {
  position: relative;
  width: 100%;
  background: #faf8f5; /* 宣纸/绢本底色，使长卷两侧无缝融合，浑然一体 */
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-light);
  /* 移除 aspect-ratio，让卡片高度根据图片的物理尺寸自然伸展，杜绝一切由于高度不足导致的文本遮挡图片或裁剪裁剪 */
}

.craft-card-image-box img {
  width: 100%;
  height: auto; /* 核心优化：改为自适应高度，让全幅工艺手绘原卷从头到尾 100% 完整展示，不再裁剪 */
  display: block;
  transition: transform 0.5s ease;
  cursor: zoom-in;
}

.craft-grid-card:hover .craft-card-image-box img {
  transform: scale(1.04);
}

.craft-card-lens-tip {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  background: rgba(26, 46, 43, 0.65);
  color: var(--color-white);
  padding: 0.25rem 0.5rem;
  font-size: 0.65rem;
  border-radius: 4px;
  backdrop-filter: blur(2px);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.craft-grid-card:hover .craft-card-lens-tip {
  opacity: 1;
}

.craft-card-info {
  padding: 1.25rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.craft-card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.craft-card-num {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: bold;
  color: var(--color-primary);
  opacity: 0.8;
}

.craft-card-badge {
  font-size: 0.65rem;
  font-weight: 600;
  background: rgba(45, 90, 84, 0.08);
  color: var(--color-primary);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.craft-card-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-accent-dark);
  margin-bottom: 0.6rem;
  line-height: 1.4;
  border-bottom: 1px dashed var(--color-border); /* 优雅的中式虚线分割 */
  padding-bottom: 0.5rem;
}

.craft-card-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 4; /* 从3行提升至4行，承载更充盈、细腻的九法中药底蕴解说，极其沉稳 */
  line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 响应式调整 */
@media (max-width: 992px) {
  .craft-grid-3x3 {
    grid-template-columns: repeat(2, 1fr); /* 中等屏幕切换为 2 列 */
  }
}

@media (max-width: 768px) {
  .imperial-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .imperial-gallery-grid {
    grid-template-columns: 1fr; /* 手机端一行一列分四行显示 */
    gap: 1rem;
  }
  
  .source-layout-split {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    width: 100%;
    overflow: hidden; /* 防止子元素溢出 */
  }

  .source-player-column {
    position: static;
    width: 100%;
  }

  .source-player-wrap {
    width: 100%;
    box-shadow: var(--shadow-sm);
  }

  .source-video {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .source-playlist-column {
    width: 100%;
    padding: 1rem;
  }
  
  /* 移动端匠心工艺大厅自适应 */
  .craft-flow-timeline-wrapper {
    display: none; /* 手机端完全隐藏横向步骤流程图，直接看工艺图+介绍 */
  }

  .craft-grid-3x3 {
    grid-template-columns: 1fr; /* 手机端单列呈现，完美堆叠 */
    gap: 1.5rem;
  }
}

/* 通用播放按钮 */
.media-play-btn {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.25);
  transition: background var(--transition);
  pointer-events: none;
}

.media-play-btn::after {
  content: "";
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.9);
  clip-path: polygon(38% 25%, 38% 75%, 72% 50%);
  border-radius: 4px;
  transition: transform var(--transition);
}

.source-card:hover .media-play-btn,
.craft-media-btn:hover .media-play-btn {
  background: rgba(0, 0, 0, 0.35);
}

.source-card:hover .media-play-btn::after,
.craft-media-btn:hover .media-play-btn::after {
  transform: scale(1.08);
}

/* Heritage */
.heritage {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  text-align: center;
}

.heritage-icon {
  width: 80px;
  height: 80px;
  margin-inline: auto;
  margin-bottom: 1.5rem;
  border-radius: 50%;
  background: rgba(201, 169, 98, 0.2);
  border: 2px solid var(--color-accent);
  display: grid;
  place-items: center;
  color: var(--color-accent);
}

.heritage .section-title {
  color: var(--color-white);
}

.heritage-desc {
  max-width: 700px;
  margin-inline: auto;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
}

.heritage-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
  padding: 1rem 2rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(201, 169, 98, 0.5);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.heritage-badge .icon {
  color: var(--color-accent);
  flex-shrink: 0;
}

.heritage-badge strong {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-accent);
}

.qualification-section {
  margin-top: 3rem;
  text-align: left;
}

.qualification-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-accent);
  text-align: center;
  margin-bottom: 1.5rem;
}

.qualification-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin-inline: auto;
}

.qualification-item {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  transition: var(--transition);
}

.qualification-item:hover {
  transform: translateY(-2px);
  border-color: rgba(201, 169, 98, 0.5);
}

.qualification-item img {
  width: 100%;
  aspect-ratio: 4 / 3.4; /* 高度微微加高，从原先的4:3(1.33)调优到4:3.4(1.17)，拉长资质图片的可视垂直范围 */
  max-height: 280px; /* 最大物理高度也对应同步拔高，给予公章和文字更充盈的纵向舒展空间 */
  object-fit: contain;
  background: rgba(255, 255, 255, 0.92);
  padding: 0.75rem;
  box-sizing: border-box;
  display: block;
}

.qualification-item figcaption {
  padding: 0.85rem 0.75rem; /* 深度增加内边距，使更具体的两行/长句注释排版呼吸感更好 */
  font-size: 0.825rem; /* 字体微微调大，增加品质可读性 */
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85); /* 提升文字对比度 */
  background: rgba(26, 46, 43, 0.35); /* 底部文字栏加一层极其高贵的薄纱磨砂黑，压实视觉底座 */
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis; /* 长句在一行内超出自动打点，极度整洁 */
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.9);
  display: grid;
  place-items: center;
  padding: 2rem;
}

.lightbox[hidden] {
  display: none;
}

.lightbox-img {
  max-width: min(90vw, 900px);
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity var(--transition);
}

.lightbox-close:hover {
  opacity: 1;
}

/* Contact / Footer */
.contact {
  background-color: #faf6f0;
  background-image: radial-gradient(rgba(26, 46, 43, 0.02) 1px, transparent 1px);
  background-size: 20px 20px;
  position: relative;
  z-index: 1;
}

.contact::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--color-primary) 50%, transparent);
  opacity: 0.15;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 3rem;
  align-items: start;
}

/* Contact Cards */
.contact-info-column {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-card {
  display: flex;
  gap: 1.25rem;
  background: var(--color-white);
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.contact-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.contact-card-icon-box {
  flex-shrink: 0;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: rgba(26, 46, 43, 0.05);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.contact-card:hover .contact-card-icon-box {
  background: var(--color-primary);
  color: var(--color-white);
}

.contact-svg-icon {
  width: 1.75rem;
  height: 1.75rem;
}

.contact-card-content h5 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.contact-text-highlight {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-dark);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.contact-subtext {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.contact-phone-number {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-serif);
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.contact-phone-number a {
  color: inherit;
}

.contact-phone-number a:hover {
  text-decoration: underline;
}

.contact-wechat-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.contact-wechat-id {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0.5px;
}

.btn-copy {
  padding: 0.25rem 0.75rem;
  font-size: 0.8rem;
  border-radius: 4px;
}

/* QR Codes Container */
.contact-qr-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.contact-qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--color-white);
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.contact-qr-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.contact-qr-image-box {
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 130px;
  background: #faf8f5;
  border-radius: 8px;
  border: 1px solid rgba(45, 90, 84, 0.08);
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.contact-qr-image-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition);
}

.contact-qr-card:hover .contact-qr-image-box img {
  transform: scale(1.04);
}

.contact-qr-info h6 {
  font-size: 0.9rem;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.contact-qr-info p {
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.4;
}

/* Map Column */
.contact-map-card {
  background: var(--color-white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.contact-map-container {
  position: relative;
  width: 100%;
  height: 320px;
  background: #faf8f5;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-bottom: 1rem;
}

.contact-map-iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.map-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.map-actions .btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

/* Transportation Guide */
.transport-guide {
  border-top: 1px dashed var(--color-border);
  padding-top: 1.5rem;
}

.transport-guide h6 {
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.transport-item {
  display: flex;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.transport-item:last-child {
  margin-bottom: 0;
}

.transport-icon-box {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 6px;
  background: rgba(26, 46, 43, 0.04);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.15rem;
}

.transport-svg-icon {
  width: 1.1rem;
  height: 1.1rem;
}

.transport-text {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--color-text-dark);
}

.transport-text strong {
  color: var(--color-primary);
  font-weight: 600;
}

.site-footer {
  background: #111f1d;
  color: rgba(255, 255, 255, 0.6);
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand .logo-text {
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer-col a {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  padding: 0.3rem 0;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-image {
    max-width: 400px;
    margin-inline: auto;
  }

  .about-video {
    max-width: 720px;
    margin-inline: auto;
  }

  .about-features {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .about-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
    padding: 0.75rem 1.25rem;
  }

  .about-feature-icon {
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .about-feature-title {
    font-size: 0.95rem;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .product-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.35rem;
    margin-bottom: 1.5rem;
  }

  .product-tab {
    padding: 0.5rem 0.25rem;
    font-size: 0.8rem;
    justify-content: center;
    gap: 0.25rem;
    border-radius: 8px;
    text-align: center;
  }

  .tab-icon {
    width: 12px;
    height: 12px;
  }

  .craft-item {
    grid-template-columns: 110px 1fr;
    padding: 0.875rem;
    gap: 0.75rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-mobile {
    display: block;
  }

  .hero {
    text-align: center;
    padding-block: 5rem 3rem;
    min-height: auto;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-badge {
    margin-inline: auto;
  }

  .hero-subtitle {
    margin-inline: auto;
  }

  .hero-meta {
    justify-content: center;
    gap: 1.5rem;
  }

  .hero-actions {
    justify-content: center;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 280px;
  }

  .timeline-item {
    padding-left: 2rem;
  }

  .source-playlist {
    display: flex;
    flex-direction: column; /* 手机端改为垂直列表，不使用横向滑动，防止微信下错位和太宽 */
    gap: 0.75rem;
    padding: 0;
    margin-inline: 0;
  }

  .source-playlist-item {
    width: 100%;
    flex: none;
    padding: 0.65rem;
    gap: 0.85rem;
  }

  .playlist-item-thumb {
    width: 90px;
    aspect-ratio: 16 / 10;
  }

  .playlist-item-info h6 {
    font-size: 0.9rem;
  }

  .playlist-item-desc {
    display: block; /* 手机端恢复显示简短描述，增加可读性 */
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.4;
    margin-top: 0.25rem;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .qualification-grid {
    grid-template-columns: 1fr; /* 手机端一行一列，有多少张图片就分成多少行 */
    gap: 1.25rem;
  }

  .qualification-item img {
    padding: 0.5rem;
    max-height: none; /* 取消最大高度限制，让图片自适应完整展开 */
    height: auto;
  }

  .qualification-item figcaption {
    padding: 0.75rem;
    font-size: 0.85rem;
    white-space: normal; /* 允许换行，不截断 */
    text-overflow: clip;
  }

  /* 非遗荣誉徽章移动端两行显示优化：采用高贵的中式对称牌匾风格 */
  .heritage-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.6rem;
    padding: 1.5rem 2rem;
    width: calc(100% - 2rem);
    max-width: 340px;
    margin-inline: auto;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(201, 169, 98, 0.4);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
  }

  .heritage-badge .icon {
    width: 28px;
    height: 28px;
    margin: 0 0 0.25rem 0;
    color: var(--color-accent);
    filter: drop-shadow(0 2px 6px rgba(201, 169, 98, 0.3));
  }

  .heritage-badge strong {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--color-accent);
    letter-spacing: 1.5px;
    line-height: 1.2;
  }

  .heritage-badge span {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 2px;
    line-height: 1.2;
    border-top: 1px dashed rgba(201, 169, 98, 0.3);
    padding-top: 0.6rem;
    margin-top: 0.25rem;
    width: 100%;
    display: block;
  }
}

@media (max-width: 480px) {
  .logo-text {
    font-size: 1.1rem;
  }

  .logo-mark {
    width: 36px;
    height: 36px;
  }

  .contact-qr-wrapper {
    gap: 1rem;
  }

  .contact-qr-card {
    padding: 1rem 0.75rem;
  }

  .contact-qr-image-box {
    max-width: 110px;
    padding: 0.25rem;
  }

  .contact-map-container {
    height: 220px;
  }

  .map-actions {
    flex-direction: column;
    gap: 0.75rem;
  }

  .map-actions .btn {
    width: 100%;
  }
}