/* chinamedicine.net — 中医药文化平台 主样式 v2 */

/* ===== CSS 变量 / 设计令牌 ===== */
:root {
  /* 松柏绿系 — 主色调 */
  --green-950: #12281c;
  --green-900: #1a3a2a;
  --green-800: #2d5a3f;
  --green-700: #3d724f;
  --green-600: #4e8c60;
  --green-500: #63a374;
  --green-200: #b7d8c2;
  --green-100: #d4eadb;
  --green-50:  #edf6f0;

  /* 琥珀金系 — 强调色 */
  --gold-900: #4a3520;
  --gold-800: #6b4d2a;
  --gold-700: #8b6b3e;
  --gold-600: #a8853a;
  --gold-500: #c49a3c;
  --gold-400: #d4a84b;
  --gold-200: #e8d5a8;
  --gold-100: #f4e9d0;
  --gold-50:  #fdf7ed;

  /* 中性色 */
  --ink:       #1e1e1e;
  --ink-rich:  #2c2c2c;
  --ink-muted: #5c5a55;
  --ink-light: #8c8880;
  --ink-soft:  #aaa69f;

  /* 背景 */
  --cream:     #f9f6f0;
  --cream-warm:#f5f1e8;
  --white:     #ffffff;
  --white-soft:#fcfcf9;

  /* 边框 */
  --border:    rgba(45, 90, 63, 0.12);
  --border-md: rgba(45, 90, 63, 0.20);

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* 阴影 */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.10);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);

  /* 字体 */
  --font:       "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", "STSong", "SimSun", "KaiTi", serif;

  /* 动效 */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  letter-spacing: 0.01em;
}

::selection {
  background: rgba(78, 140, 96, 0.2);
  color: var(--green-800);
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-700); text-decoration: none; transition: color 0.2s var(--ease-out); }
a:hover { color: var(--green-600); }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: var(--font); }

/* ===== 通用容器 ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 导航栏 ===== */
.site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 28px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--green-700), var(--green-800));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(45, 90, 63, 0.2);
}

.logo-icon svg { width: 22px; height: 22px; }

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

.logo-cn {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--green-800);
  letter-spacing: 2px;
}

.logo-en {
  font-size: 10px;
  color: var(--ink-light);
  letter-spacing: 0.8px;
  font-weight: 400;
}

.main-nav {
  display: flex;
  gap: 2px;
}

.main-nav a {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 400;
  color: var(--ink-muted);
  transition: all 0.2s var(--ease-out);
  position: relative;
}

.main-nav a:hover {
  color: var(--green-700);
  background: var(--green-50);
}

.main-nav a.active {
  color: var(--green-800);
  background: var(--green-50);
  font-weight: 500;
}

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-input {
  border: 1px solid var(--border-md);
  border-radius: 24px;
  padding: 8px 16px;
  font-size: 13px;
  width: 220px;
  background: var(--cream);
  outline: none;
  transition: all 0.25s var(--ease-out);
  font-family: var(--font);
  color: var(--ink);
}

.search-input::placeholder { color: var(--ink-soft); }
.search-input:focus {
  border-color: var(--green-500);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(78, 140, 96, 0.1);
}

.btn-primary {
  background: var(--green-800);
  color: var(--white);
  border: none;
  border-radius: 24px;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s var(--ease-out);
  letter-spacing: 0.3px;
}

.btn-primary:hover {
  background: var(--green-700);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(45, 90, 63, 0.25);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--green-800);
  border: 1.5px solid var(--green-600);
  border-radius: 24px;
  padding: 7px 18px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s var(--ease-out);
}

.btn-outline:hover {
  background: var(--green-50);
  border-color: var(--green-700);
}

/* 汉堡菜单（移动端） */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ===== Hero 区 ===== */
.hero {
  background: linear-gradient(160deg, var(--green-900) 0%, var(--green-800) 40%, var(--green-700) 100%);
  color: var(--white);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(212, 168, 75, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.04) 0%, transparent 50%),
    url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='rgba(255,255,255,0.04)' stroke-width='1'%3E%3Cpath d='M40 10 L70 60 L10 60 Z' /%3E%3Ccircle cx='40' cy='40' r='25' /%3E%3Ccircle cx='40' cy='40' r='12' /%3E%3C/g%3E%3C/svg%3E");
  background-size: 100% 100%, 100% 100%, 80px 80px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 24px;
  padding: 6px 18px;
  font-size: 12px;
  letter-spacing: 2px;
  margin-bottom: 24px;
  color: rgba(255,255,255,0.85);
  backdrop-filter: blur(4px);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: 3px;
}

.hero-title em {
  color: var(--gold-400);
  font-style: normal;
  position: relative;
}

.hero-subtitle {
  font-size: 16px;
  line-height: 1.9;
  color: rgba(255,255,255,0.78);
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-hero {
  background: var(--gold-400);
  color: var(--gold-900);
  border: none;
  border-radius: 28px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.25s var(--ease-out);
  font-family: var(--font);
  letter-spacing: 0.5px;
  box-shadow: 0 4px 16px rgba(212, 168, 75, 0.3);
}

.btn-hero:hover {
  background: var(--gold-500);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 168, 75, 0.4);
}

.btn-hero:active { transform: translateY(0); }

.btn-hero-ghost {
  background: rgba(255,255,255,0.06);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: 28px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 500;
  font-family: var(--font);
  transition: all 0.25s var(--ease-out);
  backdrop-filter: blur(4px);
}

.btn-hero-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.55);
  transform: translateY(-2px);
}

.btn-hero-ghost:active { transform: translateY(0); }

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 44px;
}

.stat-item { text-align: center; }

.stat-num {
  font-size: 32px;
  font-weight: 700;
  color: var(--gold-400);
  font-family: var(--font-serif);
  letter-spacing: 1px;
}

.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
  letter-spacing: 1px;
}

/* 节气卡 */
.jieqi-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: 36px;
  backdrop-filter: blur(8px);
}

.jieqi-label {
  font-size: 12px;
  color: var(--gold-400);
  letter-spacing: 3px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.jieqi-name {
  font-family: var(--font-serif);
  font-size: 56px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 6px;
}

.jieqi-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.72);
  line-height: 1.85;
  margin-bottom: 24px;
}

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

.tip-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: rgba(255,255,255,0.78);
}

.tip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-400);
  flex-shrink: 0;
  margin-top: 7px;
}

/* ===== 章节通用 ===== */
.section {
  padding: 80px 0;
}

.section-alt { background: var(--white); }

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--green-900);
  position: relative;
  padding-left: 18px;
  letter-spacing: 1px;
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  bottom: 5px;
  width: 5px;
  background: linear-gradient(180deg, var(--green-600), var(--green-700));
  border-radius: 3px;
}

.section-more {
  font-size: 14px;
  font-weight: 500;
  color: var(--green-700);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s var(--ease-out);
}

.section-more:hover { color: var(--green-600); gap: 10px; }

/* ===== 药材卡片 ===== */
.herbs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 20px;
}

.herb-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s var(--ease-out);
  text-decoration: none;
  display: block;
  color: var(--ink);
}

.herb-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--green-200);
}

.herb-thumb {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--green-50), var(--green-100));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 52px;
  position: relative;
  overflow: hidden;
}

.herb-thumb::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(237, 246, 240, 0.6), transparent);
}

.herb-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

.herb-thumb-placeholder {
  font-size: 52px;
  line-height: 1;
  position: relative;
  z-index: 1;
}

.herb-body { padding: 16px; }

.herb-name {
  font-size: 17px;
  font-weight: 600;
  font-family: var(--font-serif);
  margin-bottom: 4px;
  color: var(--ink-rich);
}

.herb-pinyin {
  font-size: 11px;
  color: var(--ink-light);
  margin-bottom: 10px;
  letter-spacing: 1.5px;
  font-style: italic;
}

.herb-tags { display: flex; flex-wrap: wrap; gap: 4px; }

.tag {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 14px;
  background: var(--green-50);
  color: var(--green-700);
  border: 1px solid var(--green-100);
  font-weight: 500;
}

.tag-gold {
  background: var(--gold-50);
  color: var(--gold-700);
  border-color: var(--gold-100);
}

/* ===== 文章卡片 ===== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.article-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s var(--ease-out);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--green-200);
}

.article-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--green-100), var(--cream-warm));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 44px;
  overflow: hidden;
  position: relative;
}

.article-thumb::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to top, rgba(255,255,255,0.3), transparent);
}

.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

.article-body {
  padding: 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-cat {
  font-size: 11px;
  font-weight: 500;
  color: var(--green-700);
  background: var(--green-50);
  padding: 3px 12px;
  border-radius: 14px;
  display: inline-block;
  margin-bottom: 12px;
  width: fit-content;
  letter-spacing: 0.5px;
}

/* 當季推薦徽章 */
.article-badge {
  font-size: 10px;
  font-weight: 600;
  color: #B45309;
  background: linear-gradient(135deg, #FFFBEB, #FEF3C7);
  padding: 2px 8px;
  border-radius: 10px;
  margin-bottom: 12px;
  display: inline-block;
  letter-spacing: 0.3px;
  animation: badgePulse 2s var(--ease-spring) infinite;
}

@keyframes badgePulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* 當季文章卡片邊框點綴 */
.article-card.seasonal {
  border-color: var(--gold-300);
  box-shadow: 0 2px 20px rgba(139, 105, 20, 0.06), var(--shadow-sm);
}

.article-card.seasonal:hover {
  border-color: var(--gold-500);
  box-shadow: 0 4px 28px rgba(139, 105, 20, 0.1), var(--shadow-md);
}

.article-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink-rich);
  margin-bottom: 10px;
  flex: 1;
}

.article-title a { color: inherit; }
.article-title a:hover { color: var(--green-700); }

.article-meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--ink-light);
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

/* ===== 搜索框（页面内） ===== */
.search-bar {
  background: var(--white);
  border: 1.5px solid var(--border-md);
  border-radius: 44px;
  display: flex;
  align-items: center;
  padding: 6px 8px 6px 24px;
  gap: 8px;
  max-width: 600px;
  margin: 0 auto 44px;
  box-shadow: var(--shadow-xs);
  transition: box-shadow 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.search-bar:focus-within {
  box-shadow: 0 0 0 4px rgba(78, 140, 96, 0.08), var(--shadow-sm);
  border-color: var(--green-500);
}

.search-bar input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 15px;
  background: transparent;
  font-family: var(--font);
  color: var(--ink);
}

.search-bar input::placeholder { color: var(--ink-soft); }

.search-bar button {
  background: linear-gradient(135deg, var(--green-700), var(--green-800));
  color: var(--white);
  border: none;
  border-radius: 36px;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  transition: all 0.2s var(--ease-out);
  letter-spacing: 0.3px;
}

.search-bar button:hover {
  box-shadow: 0 4px 14px rgba(45, 90, 63, 0.3);
  transform: translateY(-1px);
}

.search-bar button:active { transform: translateY(0); }

/* ===== 分类过滤栏 ===== */
.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.filter-btn {
  padding: 7px 18px;
  border-radius: 22px;
  font-size: 13px;
  font-weight: 400;
  border: 1.5px solid var(--border-md);
  background: var(--white);
  color: var(--ink-muted);
  cursor: pointer;
  transition: all 0.2s var(--ease-out);
  font-family: var(--font);
}

.filter-btn:hover {
  border-color: var(--green-500);
  color: var(--green-800);
  background: var(--green-50);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--green-700), var(--green-800));
  color: var(--white);
  border-color: transparent;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(45, 90, 63, 0.25);
}

/* ===== 页面 Banner ===== */
.page-banner {
  background: linear-gradient(160deg, var(--green-800), var(--green-700));
  color: var(--white);
  padding: 56px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(212, 168, 75, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(255,255,255,0.03) 0%, transparent 60%);
}

.page-banner h1 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 3px;
  position: relative;
}

.page-banner p {
  font-size: 16px;
  color: rgba(255,255,255,0.72);
  position: relative;
}

/* ===== 药材详情页 ===== */
.detail-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
  align-items: start;
}

.detail-sidebar { position: sticky; top: 84px; }

.detail-image-box {
  background: linear-gradient(135deg, var(--green-50), var(--cream-warm));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 88px;
  margin-bottom: 20px;
}

.detail-quick {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-xs);
}

.detail-quick h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--green-800);
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.quick-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
}

.quick-row:last-child { border-bottom: none; }
.quick-key { color: var(--ink-muted); }
.quick-val { color: var(--ink); font-weight: 500; text-align: right; max-width: 60%; }

.detail-main { min-width: 0; }

.detail-title {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  color: var(--green-900);
  margin-bottom: 6px;
  letter-spacing: 3px;
}

.detail-subtitle {
  font-size: 14px;
  color: var(--ink-light);
  margin-bottom: 24px;
  letter-spacing: 1.5px;
  font-style: italic;
}

.detail-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.detail-tags .tag {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 16px;
}

.detail-section {
  margin-bottom: 36px;
}

.detail-section h2 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--green-800);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--green-100);
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 1px;
}

.detail-section h2::before {
  content: "";
  width: 5px;
  height: 20px;
  background: linear-gradient(180deg, var(--green-600), var(--green-700));
  border-radius: 3px;
}

.detail-section p {
  font-size: 15px;
  line-height: 2;
  color: var(--ink);
}

.effect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.effect-item {
  background: var(--green-50);
  border: 1px solid var(--green-100);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
  transition: all 0.2s var(--ease-out);
}

.effect-item:hover {
  background: var(--green-100);
  transform: translateY(-1px);
}

.effect-icon { font-size: 26px; margin-bottom: 8px; }

.effect-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--green-800);
}

.caution-box {
  background: var(--gold-50);
  border: 1px solid var(--gold-100);
  border-radius: var(--radius-md);
  padding: 18px 22px;
}

.caution-box p {
  font-size: 14px;
  color: var(--gold-800);
  line-height: 1.9;
}

/* ===== 页脚 ===== */
.site-footer {
  background: linear-gradient(180deg, var(--green-950), var(--green-900));
  color: rgba(255,255,255,0.62);
  padding: 56px 0 28px;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 44px;
}

.footer-brand .logo-cn { color: var(--white); font-size: 18px; letter-spacing: 2px; }
.footer-brand .logo-en { color: rgba(255,255,255,0.35); }

.footer-desc {
  font-size: 13px;
  line-height: 1.9;
  margin-top: 14px;
  color: rgba(255,255,255,0.45);
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col a {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  transition: color 0.2s var(--ease-out);
}

.footer-col a:hover { color: var(--gold-400); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  flex-wrap: wrap;
  gap: 10px;
  color: rgba(255,255,255,0.35);
}

.footer-disclaimer {
  font-size: 11px;
  color: rgba(255,255,255,0.25);
  max-width: 640px;
  line-height: 1.7;
  text-align: center;
  margin: 14px auto 0;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-light);
  padding: 16px 0;
}

.breadcrumb a { color: var(--green-700); }
.breadcrumb a:hover { color: var(--green-600); }
.breadcrumb-sep { color: var(--ink-soft); }

/* ===== 分页 ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 52px;
}

.page-btn {
  min-width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1.5px solid var(--border-md);
  background: var(--white);
  font-size: 13px;
  color: var(--ink-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s var(--ease-out);
  font-family: var(--font);
  padding: 0 12px;
}

.page-btn:hover {
  border-color: var(--green-500);
  color: var(--green-800);
  background: var(--green-50);
}

.page-btn.active {
  background: linear-gradient(135deg, var(--green-700), var(--green-800));
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(45, 90, 63, 0.25);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 72px 0 56px; }
  .hero-title { font-size: 38px; }
  .jieqi-card { padding: 28px; }
  .jieqi-name { font-size: 44px; }
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .detail-layout { grid-template-columns: 1fr; }
  .detail-sidebar { position: static; max-width: 320px; }
  .detail-title { font-size: 32px; }
  .articles-grid { grid-template-columns: 1fr; }
  .header-search { display: none; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .main-nav, .header-search { display: none; }
  .nav-toggle { display: flex; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 16px;
    border-bottom: 1px solid var(--border);
    z-index: 99;
    box-shadow: var(--shadow-lg);
  }
  .main-nav.open a { padding: 10px 14px; font-size: 15px; }
  .hero { padding: 48px 0 40px; }
  .hero-title { font-size: 30px; letter-spacing: 2px; }
  .hero-subtitle { font-size: 14px; }
  .jieqi-name { font-size: 36px; }
  .section { padding: 52px 0; }
  .section-title { font-size: 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .herbs-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .articles-grid { grid-template-columns: 1fr; }
  .search-bar { border-radius: 36px; padding: 4px 6px 4px 16px; }
  .search-bar input { font-size: 14px; }
  .search-bar button { padding: 8px 18px; font-size: 13px; }
}

/* ===== 工具类 ===== */
.text-center { text-align: center; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.hidden { display: none; }