/**
 * 暖木书屋 BookNest — 暖木书香主题样式
 * 主色：暖木色(#D4A373) + 米白(#FDF8F0) + 深棕(#3D2B1F) + 墨绿点缀
 * 风格：温暖、安静、书卷气、慢生活
 * 纯原生 CSS，无框架依赖
 */

/* ============================================================
   Google Fonts — 思源衬线（标题）+ 系统无衬线（正文）
   Noto Serif SC：优雅中文衬线体，文学气质，适合书店品牌
   正文优先使用系统原生字体，确保清晰锐利无锯齿
   ============================================================ */


/* ============================================================
   CSS 变量体系 — 暖木书香
   ============================================================ */
:root {
  /* === 主色系 === */
  --color-wood:        #D4A373;
  --color-wood-light:  #E8CDA9;
  --color-wood-dark:   #B8834A;
  --color-cream:       #FDF8F0;
  --color-cream-dark:  #F5EDDF;
  --color-brown:       #3D2B1F;
  --color-brown-light: #5C4033;
  --color-moss:        #6B7F5E;
  --color-moss-light:  #8A9E7B;
  --color-moss-dark:   #4A5A3E;

  /* === 功能色 === */
  --color-white:       #FFFFFF;
  --color-black:       #1A1A1A;
  --color-gray-50:     #FAFAF9;
  --color-gray-100:    #F5F0EB;
  --color-gray-200:    #E8E0D5;
  --color-gray-300:    #D4C9B8;
  --color-gray-400:    #A89880;
  --color-gray-500:    #7A6B58;
  --color-gray-600:    #5C4F3E;
  --color-gray-700:    #3D3226;
  --color-gray-800:    #2B2218;
  --color-gray-900:    #1A1510;

  /* === 文字色阶 === */
  --text-primary:      var(--color-brown);
  --text-secondary:    var(--color-gray-600);
  --text-muted:        var(--color-gray-400);
  --text-inverse:      var(--color-cream);

  /* === 背景 === */
  --bg-page:           var(--color-cream);
  --bg-card:           var(--color-white);
  --bg-card-hover:     var(--color-cream-dark);
  --bg-section:        var(--color-cream-dark);
  --bg-footer:         var(--color-brown);
  --bg-overlay:        rgba(61, 43, 31, 0.5);

  /* === 边框 === */
  --border-light:      var(--color-gray-200);
  --border-medium:     var(--color-gray-300);

  /* === 阴影 === */
  --shadow-sm:         0 1px 3px rgba(61, 43, 31, 0.06);
  --shadow-md:         0 4px 16px rgba(61, 43, 31, 0.08);
  --shadow-lg:         0 12px 40px rgba(61, 43, 31, 0.12);
  --shadow-xl:         0 20px 60px rgba(61, 43, 31, 0.15);
  --shadow-card-hover: 0 8px 30px rgba(61, 43, 31, 0.12);

  /* === 圆角 (大圆角，亲切感) === */
  --radius-xs:         4px;
  --radius-sm:         8px;
  --radius-md:         12px;
  --radius-lg:         20px;
  --radius-xl:         28px;
  --radius-full:       9999px;

  /* === 间距 === */
  --section-py:        100px;
  --section-py-mobile: 60px;
  --container-max:     1200px;
  --header-h:          76px;

  /* === 过渡 === */
  --ease-out:          cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring:       cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast:     150ms;
  --duration-normal:   300ms;
  --duration-slow:     500ms;

  /* === 字体 === */
  --font-heading:      'Noto Serif SC', 'STSong', 'SimSun', 'Georgia', 'Times New Roman', serif;
  --font-body:         'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Hiragino Sans GB', 'Helvetica Neue', 'Segoe UI', sans-serif;
  --font-display:      'Noto Serif SC', 'STKaiti', 'KaiTi', 'Georgia', serif;
}

/* ============================================================
   全局重置 & 基础
   ============================================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg-page);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background: rgba(212, 163, 115, 0.3);
  color: var(--color-brown);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-page); }
::-webkit-scrollbar-thumb { background: var(--color-gray-300); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-wood); }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

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

ul, ol { list-style: none; }

input, textarea, select, button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input::placeholder, textarea::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

/* ============================================================
   排版
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.03em;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-wood);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  letter-spacing: 0.04em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.8;
}

/* ============================================================
   布局容器
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-py) 0;
}

.section--warm {
  background: var(--bg-section);
}

.section--dark {
  background: var(--color-brown);
  color: var(--text-inverse);
}

.section--dark .section-title,
.section--dark h2,
.section--dark h3 { color: var(--color-white); }
.section--dark .section-subtitle { color: rgba(255,255,255,0.7); }
.section--dark .section-tag { color: var(--color-wood-light); }

/* ============================================================
   Header 头部 — 米白半透 + 温暖导航
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(253, 248, 240, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--duration-normal) var(--ease-out);
}

.header.scrolled {
  background: rgba(253, 248, 240, 0.98);
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-right: auto;
}

.header__logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--color-wood), var(--color-wood-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-white);
}

.header__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.header__logo-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}

.header__logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-wood);
}

/* 主导航 */
.header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.header__nav-link {
  padding: 10px 18px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
  position: relative;
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 20px;
  height: 2px;
  background: var(--color-wood);
  border-radius: 1px;
  transition: transform var(--duration-normal) var(--ease-out);
}

.header__nav-link:hover,
.header__nav-link.active {
  color: var(--color-brown);
}

.header__nav-link:hover::after,
.header__nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* 导航下拉 */
.header__nav-item {
  position: relative;
}

.header__nav-item:hover .header__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  padding: 8px 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--duration-normal) var(--ease-out);
  z-index: 60;
}

.header__dropdown a {
  display: block;
  padding: 10px 22px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: all var(--duration-fast) var(--ease-out);
}

.header__dropdown a:hover {
  color: var(--color-wood-dark);
  background: var(--color-cream-dark);
}

/* 右侧操作区 */
.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 24px;
}

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  border: 2px solid var(--color-wood);
  color: var(--color-wood-dark);
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.header__cta:hover {
  background: var(--color-wood);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(212, 163, 115, 0.35);
}

/* ============================================================
   汉堡菜单（移动端）
   ============================================================ */
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 110;
  margin-left: 8px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all var(--duration-normal) var(--ease-out);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端侧滑菜单 */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 80%;
  max-width: 360px;
  background: var(--color-cream);
  z-index: 120;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-out);
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

.mobile-nav.open { transform: translateX(0); }

.mobile-nav__inner {
  padding: 24px;
  padding-top: 80px;
}

.mobile-nav__link {
  display: block;
  padding: 14px 16px;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
}

.mobile-nav__link:hover {
  color: var(--color-brown);
  background: var(--color-cream-dark);
}

.mobile-nav__sub {
  padding-left: 16px;
  display: none;
}

.mobile-nav__sub.open { display: block; }

.mobile-nav__sub a {
  display: block;
  padding: 10px 16px;
  font-size: 0.92rem;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast);
}

.mobile-nav__sub a:hover { color: var(--color-wood-dark); }

.mobile-nav__overlay {
  position: fixed;
  inset: 0;
  background: rgba(61, 43, 31, 0.4);
  z-index: 115;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.mobile-nav__overlay.show {
  opacity: 1;
  pointer-events: auto;
}

/* ============================================================
   按钮系统
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

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

.btn--primary:hover {
  background: var(--color-wood-dark);
  color: var(--color-white);
  box-shadow: 0 6px 24px rgba(212, 163, 115, 0.4);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-brown);
  border: 2px solid var(--color-wood);
}

.btn--outline:hover {
  background: var(--color-wood);
  color: var(--color-white);
  border-color: var(--color-wood);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
}

.btn--ghost:hover {
  border-color: var(--color-wood);
  color: var(--color-wood-dark);
  background: var(--color-cream-dark);
}

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

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

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
}

/* ============================================================
   卡片系统 — 米白/木色卡片 + 轻阴影
   ============================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: var(--color-wood-light);
}

.card__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--color-cream-dark);
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.card:hover .card__image img {
  transform: scale(1.06);
}

.card__body {
  padding: 20px 24px;
}

.card__tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-wood-dark);
  background: rgba(212, 163, 115, 0.12);
  border-radius: var(--radius-xs);
  margin-bottom: 8px;
}

.card__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__author {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.card__price {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-wood-dark);
  margin-top: 8px;
}

/* 新闻卡片（横版：左图右文） */
.card--horizontal {
  display: flex;
  flex-direction: row;
}

.card--horizontal .card__image {
  width: 200px;
  flex-shrink: 0;
  aspect-ratio: auto;
  min-height: 150px;
}

.card--horizontal .card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* ============================================================
   首页 — Hero Banner
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  max-height: 900px;
  overflow: hidden;
  background: var(--color-brown);
}

.hero .swiper {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(180deg,
    rgba(61, 43, 31, 0.25) 0%,
    rgba(61, 43, 31, 0.1) 30%,
    rgba(61, 43, 31, 0.55) 70%,
    rgba(61, 43, 31, 0.85) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 3;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
  padding-top: var(--header-h);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 1rem;
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.4);
  letter-spacing: 0.05em;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2.5rem;
  font-weight: 300;
  line-height: 1.7;
  max-width: 560px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__actions .btn--outline {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

.hero__actions .btn--outline:hover {
  background: var(--color-white);
  color: var(--color-brown);
  border-color: var(--color-white);
}

/* Hero Swiper 分页器 */
.hero-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 32px;
}

.hero-pagination .swiper-pagination-bullet {
  width: 32px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.35);
  opacity: 1;
  transition: all var(--duration-normal);
}

.hero-pagination .swiper-pagination-bullet-active {
  width: 48px;
  background: var(--color-wood);
}

/* 滚动指示器 */
.hero__scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: scrollFloat 2s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(180deg, var(--color-wood-light), transparent);
}

@keyframes scrollFloat {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   首页 — 数字展示区
   ============================================================ */
.stats-section {
  background: var(--color-brown);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-item__number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}

.stat-item__number span {
  color: var(--color-wood-light);
}

.stat-item__label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
}

/* ============================================================
   首页 — 书籍分类卡片
   ============================================================ */
.category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.category-card {
  text-align: center;
  padding: 36px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.category-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: var(--color-wood-light);
}

.category-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: rgba(212, 163, 115, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-wood-dark);
  transition: all var(--duration-normal) var(--ease-out);
}

.category-card:hover .category-card__icon {
  background: var(--color-wood);
  color: var(--color-white);
  transform: scale(1.1);
}

.category-card__name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.category-card__desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   首页 — 关于书店（左图右文）
   ============================================================ */
.about-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-preview__image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-cream-dark);
}

.about-preview__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-preview__image::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--color-wood-light);
  border-radius: inherit;
  transform: translate(16px, 16px);
  z-index: -1;
  opacity: 0.5;
}

.about-preview__text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-preview__text p {
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: 1rem;
}

.about-preview__quote {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-wood-dark);
  padding-left: 20px;
  border-left: 3px solid var(--color-wood);
  line-height: 1.7;
}

/* ============================================================
   首页 — 阅读角落画廊
   ============================================================ */
.gallery-swiper {
  overflow: hidden;
  padding: 0 24px;
}

.gallery-slide {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

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

.gallery-slide__info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(61, 43, 31, 0.85));
  color: var(--color-white);
}

.gallery-slide__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
}

/* ============================================================
   首页 — CTA 区域
   ============================================================ */
.cta-section {
  text-align: center;
  padding: 80px 0 100px;
  background: var(--bg-section);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(212, 163, 115, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.cta-section .btn {
  font-size: 1rem;
  padding: 16px 40px;
}

/* ============================================================
   内页 Banner
   ============================================================ */
.inner-banner {
  position: relative;
  height: 320px;
  overflow: hidden;
  background: var(--color-brown);
}

.inner-banner__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.4;
}

.inner-banner__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(61, 43, 31, 0.5) 0%,
    rgba(61, 43, 31, 0.3) 50%,
    rgba(61, 43, 31, 0.7) 100%
  );
}

.inner-banner__content {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  padding-top: var(--header-h);
}

.inner-banner__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.inner-banner__subtitle {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.75);
}

/* 面包屑 */
.breadcrumb-bar {
  background: var(--color-white);
  border-bottom: 1px solid var(--border-light);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 14px 24px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--color-wood-dark); }
.breadcrumb i {
  font-size: 0.6rem;
  color: var(--color-gray-300);
}

/* ============================================================
   列表页 — 书籍网格
   ============================================================ */
.list-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.list-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.list-header {
  text-align: center;
  margin-bottom: 48px;
}

.list-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 0.5rem;
}

/* 子栏目过滤栏 */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  overflow-x: auto;
  padding: 16px 0 8px;
  margin-bottom: 36px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.filter-bar::-webkit-scrollbar { display: none; }

.filter-bar a {
  display: inline-flex;
  padding: 8px 20px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: all var(--duration-fast) var(--ease-out);
  flex-shrink: 0;
}

.filter-bar a:hover,
.filter-bar a.active {
  color: var(--color-white);
  background: var(--color-wood);
  border-color: var(--color-wood);
}

/* ============================================================
   详情页
   ============================================================ */
.detail {
  max-width: 900px;
  margin: 0 auto;
}

.detail-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 48px;
  align-items: start;
}

.detail-cover {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 3/4;
  background: var(--color-cream-dark);
  position: sticky;
  top: calc(var(--header-h) + 24px);
}

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

.detail-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.detail__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--text-primary);
}

.detail__author {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.detail__meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.detail__meta-row i {
  margin-right: 4px;
  color: var(--color-wood);
}

.detail__params {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}

.detail__param {
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  text-align: center;
}

.detail__param-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.detail__param-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.detail__price {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-wood-dark);
}

.detail__body {
  color: var(--text-secondary);
  line-height: 2;
  font-size: 0.98rem;
  letter-spacing: 0.015em;
}

.detail__body img {
  border-radius: var(--radius-md);
  margin: 24px 0;
  max-width: 100%;
}

.detail__body p { margin-bottom: 16px; }

.detail__body h2, .detail__body h3, .detail__body h4 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  margin-top: 32px;
  margin-bottom: 16px;
}

/* Tabs */
.detail-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border-light);
  margin: 32px 0 24px;
}

.detail-tab {
  padding: 12px 24px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.detail-tab:hover {
  color: var(--text-primary);
}

.detail-tab.active {
  color: var(--color-wood-dark);
  border-bottom-color: var(--color-wood);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* 上下篇导航 */
.detail__pager {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

.detail__pager a {
  color: var(--text-secondary);
  transition: color var(--duration-fast);
}

.detail__pager a:hover { color: var(--color-wood-dark); }

/* 相关推荐 */
.related-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 56px 0 24px;
  color: var(--text-primary);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* ============================================================
   新闻列表
   ============================================================ */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 900px;
}

.news-item {
  display: flex;
  gap: 20px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
  cursor: pointer;
}

.news-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-wood-light);
}

.news-item__thumb {
  width: 180px;
  height: 130px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-cream-dark);
}

.news-item__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-item__info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.news-item__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.news-item__date {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.news-item__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================================
   文化活动卡片
   ============================================================ */
.event-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

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

.event-card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-cream-dark);
}

.event-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.event-card:hover .event-card__image img {
  transform: scale(1.05);
}

.event-card__body {
  padding: 24px;
}

.event-card__date {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-wood-dark);
  margin-bottom: 6px;
}

.event-card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.event-card__info {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.event-card__info i { color: var(--color-wood); margin-right: 4px; }

/* ============================================================
   联系我们页面
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  transition: all var(--duration-fast) var(--ease-out);
}

.contact-info__item:hover {
  border-color: var(--color-wood-light);
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(212, 163, 115, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-wood-dark);
  flex-shrink: 0;
  font-size: 1rem;
}

.contact-info__label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.contact-info__value {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* 联系/预约表单 */
.contact-form-card {
  padding: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-group label .required {
  color: #C0392B;
}

.form-control {
  width: 100%;
  padding: 13px 16px;
  background: var(--color-cream);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: all var(--duration-fast) var(--ease-out);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-wood);
  box-shadow: 0 0 0 3px rgba(212, 163, 115, 0.15);
  background: var(--color-white);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%237A6B58' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* ============================================================
   搜索页
   ============================================================ */
.search-box {
  max-width: 700px;
  margin: 0 auto;
}

.search-form-row {
  display: flex;
  gap: 10px;
}

.search-input-wrap {
  position: relative;
  flex: 1;
}

.search-input-wrap i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.95rem;
}

.search-form-row input {
  flex: 1;
  padding: 15px 20px 15px 44px;
  background: var(--color-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--duration-fast);
}

.search-form-row input:focus {
  outline: none;
  border-color: var(--color-wood);
  box-shadow: 0 0 0 3px rgba(212, 163, 115, 0.15);
}

.search-result-item {
  display: flex;
  gap: 16px;
  padding: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
  margin-bottom: 10px;
  cursor: pointer;
}

.search-result-item:hover {
  border-color: var(--color-wood-light);
  box-shadow: var(--shadow-sm);
}

.search-result-item__thumb {
  width: 100px;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-cream-dark);
}

.search-result-item__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.search-result-item__info { flex: 1; min-width: 0; }

.search-result-item__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.search-result-item__date {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.search-result-item__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================================
   分页
   ============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: 48px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  background: var(--bg-card);
}

.pagination a:hover {
  background: var(--color-cream-dark);
  color: var(--color-wood-dark);
  border-color: var(--color-wood-light);
}

.pagination .active {
  background: var(--color-wood);
  color: var(--color-white);
  border-color: var(--color-wood);
  font-weight: 600;
}

/* ============================================================
   空状态
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state i {
  font-size: 3rem;
  color: var(--color-gray-300);
  margin-bottom: 16px;
  display: block;
}

.empty-state p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ============================================================
   Footer 底部 — 暖色/深棕背景
   ============================================================ */
.footer {
  background: var(--color-brown);
  color: rgba(255, 255, 255, 0.7);
  border-top: 4px solid var(--color-wood);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 60px 0 40px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.footer__brand-desc {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  margin: 16px 0;
}

.footer__social {
  display: flex;
  gap: 10px;
}

.footer__social a,
.footer__social-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  transition: all var(--duration-fast) var(--ease-out);
}

.footer__social a:hover,
.footer__social-icon:hover {
  background: var(--color-wood);
  color: var(--color-white);
}

.footer__col-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 20px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__links a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--duration-fast);
}

.footer__links a:hover {
  color: var(--color-wood-light);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 10px;
}

.footer__contact-item i {
  color: var(--color-wood-light);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer__qrcode {
  width: 120px;
  height: 120px;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* 友情链接 */
.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.friend-links__label {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.4);
  flex-shrink: 0;
}

.friend-links a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
  transition: color var(--duration-fast);
}

.friend-links a:hover { color: var(--color-wood-light); }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
}

.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.4);
  flex-wrap: wrap;
  gap: 8px;
}

.footer__bottom a {
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--duration-fast);
}

.footer__bottom a:hover { color: var(--color-wood-light); }

/* ============================================================
   在线客服按钮
   ============================================================ */
.online-service {
  position: fixed;
  right: 20px;
  bottom: 100px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-wood);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  z-index: 80;
  box-shadow: 0 4px 16px rgba(212, 163, 115, 0.4);
  transition: all var(--duration-normal) var(--ease-out);
  border: none;
}

.online-service:hover {
  background: var(--color-wood-dark);
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(212, 163, 115, 0.5);
}

/* 返回顶部 */
.back-top {
  position: fixed;
  right: 20px;
  bottom: 160px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-white);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  cursor: pointer;
  z-index: 80;
  opacity: 0;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out);
}

.back-top.show {
  opacity: 1;
  pointer-events: auto;
}

.back-top:hover {
  background: var(--color-wood);
  color: var(--color-white);
  border-color: var(--color-wood);
}

/* ============================================================
   动画效果
   ============================================================ */

/* 文字渐变入场 */
@keyframes fadeInUp {
  0% { opacity: 0; transform: translateY(24px); }
  100% { opacity: 1; transform: translateY(0); }
}

.hero__title { animation: fadeInUp 0.8s var(--ease-out) both; }
.hero__subtitle { animation: fadeInUp 0.8s var(--ease-out) 0.15s both; }
.hero__actions { animation: fadeInUp 0.8s var(--ease-out) 0.3s both; }

/* 轻声呼吸 */
@keyframes gentleBreath {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212, 163, 115, 0.3); }
  50% { box-shadow: 0 0 0 12px rgba(212, 163, 115, 0); }
}

.btn--primary.pulse { animation: gentleBreath 2.5s infinite; }

/* 卡片浮动 */
@keyframes subtleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.category-card:nth-child(odd) { animation: subtleFloat 5s ease-in-out infinite; }
.category-card:nth-child(even) { animation: subtleFloat 5s ease-in-out 1s infinite; }

/* --- 书香翻页暗示（卡片hover微动） --- */
.card__image::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 30px;
  height: 100%;
  background: linear-gradient(to right, transparent, rgba(212, 163, 115, 0.08));
  transform: skewX(-3deg) translateX(30px);
  transition: transform var(--duration-slow) var(--ease-out);
  z-index: 2;
  pointer-events: none;
}

.card:hover .card__image::before {
  transform: skewX(-3deg) translateX(0);
}

/* --- 暖光呼吸（统计数字区域） --- */
@keyframes warmGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(212, 163, 115, 0.05); }
  50% { box-shadow: 0 0 50px rgba(212, 163, 115, 0.15); }
}

.stats-section {
  animation: warmGlow 4s ease-in-out infinite;
}

/* --- 卡片入场错位动画 --- */
@keyframes cardRiseIn {
  0% { opacity: 0; transform: translateY(40px); }
  100% { opacity: 1; transform: translateY(0); }
}

.category-card {
  animation: cardRiseIn 0.6s var(--ease-out) both;
}

.category-card:nth-child(1) { animation-delay: 0s; }
.category-card:nth-child(2) { animation-delay: 0.08s; }
.category-card:nth-child(3) { animation-delay: 0.16s; }
.category-card:nth-child(4) { animation-delay: 0.24s; }
.category-card:nth-child(5) { animation-delay: 0.32s; }

/* --- 内页Banner入场 --- */
@keyframes bannerReveal {
  0% { opacity: 0; transform: scale(1.05); }
  100% { opacity: 1; transform: scale(1); }
}

.inner-banner__bg {
  animation: bannerReveal 1s var(--ease-out) both;
}

/* --- 面包屑淡入 --- */
@keyframes breadcrumbIn {
  0% { opacity: 0; transform: translateY(-8px); }
  100% { opacity: 1; transform: translateY(0); }
}

.breadcrumb {
  animation: breadcrumbIn 0.4s var(--ease-out) both;
}

/* --- 详情页封面阴影浮动 --- */
@keyframes coverShadowFloat {
  0%, 100% { box-shadow: 0 8px 30px rgba(61, 43, 31, 0.15); }
  50% { box-shadow: 0 16px 48px rgba(61, 43, 31, 0.22); }
}

.detail-cover {
  animation: coverShadowFloat 5s ease-in-out infinite;
}

/* --- 按钮箭头微动 --- */
.btn i.fa-arrow-right,
.btn i.fa-chevron-right {
  transition: transform var(--duration-fast) var(--ease-out);
}

.btn:hover i.fa-arrow-right,
.btn:hover i.fa-chevron-right {
  transform: translateX(4px);
}

/* --- 段落逐行淡入 --- */
.detail__body p {
  animation: fadeInUp 0.5s var(--ease-out) both;
}

.detail__body p:nth-child(1) { animation-delay: 0s; }
.detail__body p:nth-child(2) { animation-delay: 0.1s; }
.detail__body p:nth-child(3) { animation-delay: 0.2s; }
.detail__body p:nth-child(4) { animation-delay: 0.3s; }
.detail__body p:nth-child(5) { animation-delay: 0.4s; }

/* ============================================================
   AOS 覆盖
   ============================================================ */
[data-aos] {
  transition-timing-function: var(--ease-out);
}

/* ============================================================
   响应式断点 — 平板 (768px - 1023px)
   ============================================================ */
@media (max-width: 1023px) {
  :root {
    --section-py: 70px;
  }

  html, body {
    max-width: 100vw;
    overflow-x: hidden;
  }

  .container {
    padding: 0 20px;
  }

  .header__nav,
  .header__actions { display: none; }
  .hamburger { display: flex; }

  .hero { height: 80vh; }
  .hero__content { padding-left: 20px; padding-right: 20px; }
  .hero__actions .btn { justify-content: center; }

  .category-grid { grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .list-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }

  .stats { grid-template-columns: repeat(2, 1fr); gap: 20px; }

  .about-preview {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .about-preview__image::before { display: none; }

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

  .detail-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .detail-cover {
    max-width: 320px;
    position: static;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    padding-left: 20px;
    padding-right: 20px;
  }

  .news-item { flex-direction: column; }
  .news-item__thumb { width: 100%; height: 180px; }

  .card--horizontal { flex-direction: column; }
  .card--horizontal .card__image { width: 100%; aspect-ratio: 16/9; }

  .gallery-swiper { padding: 0 12px; }
}

/* ============================================================
   响应式断点 — 移动端 (< 768px)
   ============================================================ */
@media (max-width: 767px) {
  :root {
    --section-py: 56px;
  }

  /* 防止移动端整体偏移 */
  html, body {
    width: 100%;
    max-width: 100vw;
    overflow-x: hidden;
  }

  .container {
    padding: 0 16px;
  }

  .hero {
    height: 90vh;
    min-height: 500px;
  }

  .hero__content {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero__title { font-size: clamp(1.75rem, 6vw, 2.5rem); }

  .hero__actions {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
    margin-left: auto;
    margin-right: auto;
  }
  .hero__actions .btn { justify-content: center; width: 100%; }

  .hero-pagination { margin-top: 24px; }

  .section { padding-left: 0; padding-right: 0; }

  .about-preview__image::before { display: none; }

  .category-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .category-card { padding: 24px 12px; }

  .list-grid { grid-template-columns: 1fr; }
  .list-grid--3 { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }

  .stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-item { padding: 12px 8px; }

  .inner-banner { height: 240px; }
  .inner-banner__content { padding-left: 16px; padding-right: 16px; }

  .filter-bar { justify-content: flex-start; padding: 12px 0 8px; }

  .detail-layout { grid-template-columns: 1fr; gap: 24px; }
  .detail-cover { max-width: 100%; position: static; }
  .detail__params { grid-template-columns: repeat(2, 1fr); }
  .detail__pager { flex-direction: column; gap: 8px; text-align: center; }

  .news-item { flex-direction: column; }
  .news-item__thumb { width: 100%; height: 160px; }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-left: 16px;
    padding-right: 16px;
  }
  .footer__bottom-inner {
    flex-direction: column;
    text-align: center;
    padding-left: 16px;
    padding-right: 16px;
  }

  .cta-section { padding: 56px 16px 72px; }

  .search-form-row { flex-direction: column; }
  .search-result-item { flex-direction: column; }
  .search-result-item__thumb { width: 100%; height: 140px; }

  .contact-grid { gap: 32px; }
  .contact-form-card { padding: 20px; }
  .contact-info__item { padding: 14px; }

  .card__body { padding: 14px; }

  .subscribe-card { padding: 24px 16px; }
  .subscribe-form { flex-direction: column; }

  .back-top { right: 10px; bottom: 140px; }
  .online-service { right: 10px; bottom: 80px; width: 46px; height: 46px; }

  .gallery-swiper { padding: 0 8px; }
  .gallery-slide { border-radius: var(--radius-md); }

  /* 弹窗和固定元素不超出屏幕 */
  .mobile-nav { width: 85%; max-width: 320px; }
}

/* ============================================================
   响应式断点 — 小屏手机 (< 375px)
   ============================================================ */
@media (max-width: 374px) {
  body { font-size: 15px; }
  .category-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   偏好：减少动画
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 2026-09 mobile reading edition: phone-only, original desktop rules retained. */
@media (max-width:767px) {
  :root { --section-py:32px; }
  [data-aos] { opacity:1!important; transform:none!important; }
  .container,.detail,.detail-info,.card__body,.news-item__info,.event-card__body,.form-group { min-width:0; }
  .header__inner { height:64px; padding:0 16px; }
  .header__logo-name { font-size:17px; }
  .header__logo-sub { font-size:9px; letter-spacing:.05em; }
  .header__logo-icon { width:34px;height:34px;font-size:17px;flex-shrink:0; }
  .hero { height:440px; min-height:440px; max-height:none; }
  .hero__content { padding-top:64px; }
  .hero__title { font-size:29px;line-height:1.45;max-width:300px;margin-left:auto;margin-right:auto; }
  .hero__subtitle { font-size:14px;line-height:1.8; }
  .hero__actions { flex-direction:row;max-width:330px;gap:10px; }
  .hero__actions .btn { width:auto;flex:1;padding:12px 10px;font-size:14px; }
  .hero__scroll { display:none; }
  .stats-section { padding:18px 0; }
  .stats { gap:0; }
  .stat-item { padding:10px 6px; }
  .stat-item__number { font-size:27px; }
  .stat-item__label { font-size:11px; }
  .section-title { font-size:25px;margin-bottom:9px; }
  .section-tag { font-size:10px;margin-bottom:7px; }
  .section-subtitle { font-size:13px;line-height:1.65; }
  .section>.container>div[style*="margin-bottom:48px"],.section>.container[style*="margin-bottom:40px"] { margin-bottom:22px!important; }
  .section>.container>div[style*="justify-content:space-between"] { gap:10px!important;align-items:center!important; }
  .btn--ghost { padding:8px 0;font-size:12px; }
  .category-grid { grid-template-columns:repeat(2,minmax(0,1fr));gap:8px; }
  .category-card { display:grid;grid-template-columns:30px minmax(0,1fr);column-gap:9px;text-align:left;padding:14px 12px;animation:none; }
  .category-card:last-child:nth-child(odd) { grid-column:1/-1; }
  .category-card__icon { grid-row:1/3;width:30px;height:34px;font-size:18px;margin:0; }
  .category-card__name { font-size:15px;margin-bottom:3px; }
  .category-card__desc { font-size:11px;line-height:1.5; }
  .list-grid,.related-grid { grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 12px; }
  .card { border-radius:9px; }
  .card__image { aspect-ratio:3/3.7; }
  .card__body { padding:11px 10px; }
  .card__title { font-size:15px;display:block;overflow:visible;line-height:1.45; }
  .card__author { font-size:12px; }
  .card__price { font-size:17px; }
  .card__desc { font-size:12px; }
  .list-grid--3 { grid-template-columns:minmax(0,1fr);gap:12px; }
  .event-card { display:grid;grid-template-columns:32% minmax(0,1fr); }
  .event-card__image { aspect-ratio:auto;height:100%;min-height:138px; }
  .event-card__body { padding:13px 12px; }
  .event-card__date { font-size:11px;margin-bottom:5px; }
  .event-card__title { font-size:15px;line-height:1.55;margin-bottom:7px; }
  .event-card__info { font-size:11px;gap:4px; }
  .about-preview { gap:20px; }
  .about-preview__image { aspect-ratio:16/8; }
  .about-preview__image img { height:100%;object-fit:cover; }
  .about-preview__text { gap:12px; }
  .about-preview__text p { font-size:14px;line-height:1.9; }
  .about-preview__quote { padding:12px 16px;font-size:16px; }
  .gallery-slide { height:200px; }
  .news-item { flex-direction:row;align-items:flex-start;gap:12px;padding:16px 0; }
  .news-item__thumb { width:90px;height:104px;flex-shrink:0; }
  .news-item__title { font-size:15px;line-height:1.5; }
  .news-item__desc { font-size:12px;line-height:1.7; }
  .news-item__date { margin:6px 0;font-size:11px; }
  .cta-section { padding:36px 16px 42px; }
  .cta-section__title { font-size:27px; }
  .cta-section p { font-size:13px!important;margin-bottom:20px!important; }
  .inner-banner { height:200px!important; }
  .inner-banner__title { font-size:27px;line-height:1.4;overflow-wrap:anywhere; }
  .inner-banner__subtitle { font-size:13px; }
  .breadcrumb { flex-wrap:wrap;padding:12px 16px;font-size:11px; }
  .filter-bar { gap:7px;flex-wrap:wrap; }
  .filter-bar a { padding:8px 13px;font-size:13px; }
  .detail-cover { width:58%;max-width:220px;margin:0 auto; }
  .detail-cover img { max-height:300px;object-fit:contain; }
  .detail__title { font-size:25px; }
  .detail__body { font-size:15px;line-height:1.9;overflow-wrap:anywhere; }
  .detail__body img,.detail__body video,.detail__body iframe { max-width:100%!important;height:auto; }
  .detail__body table { display:block;max-width:100%;overflow-x:auto; }
  .detail__body p { margin-bottom:15px;animation:none; }
  .detail__params { gap:8px; }
  .detail__param { padding:12px;min-width:0;overflow-wrap:anywhere; }
  .detail-tabs { margin-top:28px!important; }
  .detail-tab { padding:12px 10px;font-size:14px; }
  .detail__pager { overflow-wrap:anywhere; }
  .contact-grid { gap:24px; }
  .contact-info__item { padding:13px; }
  .contact-info__item span,.contact-info__item p { overflow-wrap:anywhere; }
  .contact-form-card { padding:18px 14px; }
  .form-control { min-width:0;width:100%;font-size:16px; }
  .contact-form-card form>div[style*="grid-template-columns"] { grid-template-columns:minmax(0,1fr) minmax(0,1fr)!important;gap:10px!important; }
  .search-form-row { flex-direction:row;gap:8px; }
  .search-form-row input { width:0;min-width:0;flex:1; }
  .search-form-row .btn { padding:12px 15px; }
  .search-result-item { flex-direction:row;gap:12px; }
  .search-result-item__thumb { width:80px;height:105px;flex-shrink:0; }
  .footer { padding-top:30px; }
  .footer__grid { grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 16px;padding-bottom:24px; }
  .footer__grid>div:first-child { grid-column:1/-1; }
  .footer__grid>div:nth-child(3) { grid-column:1/-1;grid-row:3; }
  .footer__grid>div { min-width:0; }
  .footer__brand-desc { max-width:none;font-size:12px;line-height:1.8;margin-bottom:12px; }
  .footer__col-title { font-size:14px;margin-bottom:12px; }
  .footer__links { display:grid;grid-template-columns:1fr;gap:9px; }
  .footer__links a,.footer__contact-item { font-size:12px;overflow-wrap:anywhere; }
  .footer__qrcode { width:92px;height:92px; }
  .footer__bottom-inner { gap:12px;line-height:1.8;font-size:11px; }
  .friend-links { padding:16px 0;gap:8px;font-size:11px; }
  .mobile-nav { width:calc(100% - 56px);max-width:340px;visibility:hidden;border-radius:0 22px 22px 0; }
  .mobile-nav.open { visibility:visible; }
  .mobile-nav__inner { padding:70px 18px 24px; }
  .mobile-nav__link { padding:13px 14px;font-size:16px; }
  .mobile-nav__sub { margin:4px 0 8px 14px;padding:8px;border-left:2px solid var(--color-wood);background:var(--color-cream-dark);border-radius:0 10px 10px 0; }
  .mobile-nav__sub a { padding:11px 12px; }
  .mobile-nav__close { position:absolute;right:16px;top:17px;width:38px;height:38px;border:1px solid var(--border-light);border-radius:50%;background:var(--color-cream-dark);font-size:24px;color:var(--text-primary);cursor:pointer; }
  .mobile-nav__overlay.show { backdrop-filter:blur(3px); }
}
@media(max-width:374px) {
  .hero__title { font-size:26px; }
  .event-card { grid-template-columns:29% minmax(0,1fr); }
  .event-card__body { padding:11px 9px; }
  .news-item__thumb { width:76px; }
}

@media(max-width:767px){.inner-banner__bg{animation:none;transform:none;}}