/* ===== 戏曲随笔 · 新中式美学 ===== */
:root {
  --ink: #1f1a17;
  --ink-soft: #3a332e;
  --rice: #f5efe4;
  --rice-2: #ece3cf;
  --paper: #faf5e8;
  --paper-2: #f3ebd6;
  --gold: #b9893c;
  --gold-deep: #8b6628;
  --gold-soft: #d4a65a;
  --vermilion: #c8342b;
  --vermilion-deep: #9a231c;
  --vermilion-soft: #e38a80;
  --celadon: #6b8e5a;
  --border: rgba(31, 26, 23, 0.14);
  --shadow-sm: 0 2px 12px rgba(31, 26, 23, 0.08);
  --shadow-md: 0 10px 30px rgba(31, 26, 23, 0.12);
  --shadow-lg: 0 24px 60px rgba(31, 26, 23, 0.18);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --font-brush: "Ma Shan Zheng", "Kaiti SC", "KaiTi", cursive;
  --font-title: "ZCOOL XiaoWei", "Kaiti SC", "KaiTi", serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-serif);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 85% -10%, #fbe6c5 0%, transparent 60%),
    radial-gradient(900px 500px at -10% 20%, #f5d9a1 0%, transparent 55%),
    linear-gradient(180deg, #faf5e8 0%, #f3ebd6 100%);
  background-attachment: fixed;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

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

/* ===== 顶部装饰 ===== */
.top-ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 12px 0;
  background: linear-gradient(180deg, var(--ink) 0%, #2a211c 100%);
  color: var(--gold-soft);
  font-family: var(--font-brush);
}
.ornament-line {
  flex: 0 1 180px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-soft), transparent);
}
.ornament-seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--vermilion);
  color: #fff;
  border-radius: 4px;
  font-size: 16px;
  letter-spacing: 1px;
  transform: rotate(-4deg);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* ===== 头部 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(250, 245, 232, 0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}
.logo { display: inline-flex; align-items: center; gap: 14px; }
.logo-circle {
  width: 52px; height: 52px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, #fff 0%, #f6e4b7 60%, #c8342b 100%);
  color: #c8342b;
  font-family: var(--font-brush);
  font-size: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(200, 52, 43, 0.3), inset 0 0 0 3px rgba(255,255,255,0.6);
  text-shadow: 0 2px 3px rgba(0,0,0,0.2);
}
.logo-circle.small { width: 34px; height: 34px; font-size: 18px; }
.logo-title {
  display: block;
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--ink);
  line-height: 1.1;
}
.logo-sub {
  display: block;
  font-size: 12px;
  color: var(--gold-deep);
  letter-spacing: 2px;
  margin-top: 2px;
}
.main-nav { display: flex; gap: 6px; }
.nav-link {
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 15px;
  letter-spacing: 2px;
  color: var(--ink-soft);
  position: relative;
  transition: color .25s, background .25s;
}
.nav-link:hover { color: var(--vermilion); }
.nav-link.active {
  color: var(--vermilion);
  background: rgba(200, 52, 43, 0.08);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 90px 0 70px;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-ink {
  position: absolute;
  right: -4%;
  top: 10%;
  width: 620px; height: 620px;
  background:
    radial-gradient(closest-side, rgba(185,137,60,0.18), transparent 70%);
  filter: blur(10px);
}
.hero-characters {
  position: absolute;
  right: 5%;
  top: 8%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  opacity: 0.08;
  pointer-events: none;
}
.hero-characters span {
  font-family: var(--font-brush);
  font-size: clamp(120px, 12vw, 160px);
  color: var(--ink);
  line-height: 1;
  animation: floatUp 6s ease-in-out infinite;
  animation-delay: calc(var(--i) * 0.3s);
}
@keyframes floatUp {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255,255,255,0.6);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--ink-soft);
}
.hero-tag .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--vermilion);
  box-shadow: 0 0 0 4px rgba(200,52,43,0.18);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(200,52,43,0.18); }
  50% { box-shadow: 0 0 0 8px rgba(200,52,43,0.08); }
}
.hero-title {
  font-family: var(--font-title);
  font-size: clamp(44px, 5.5vw, 72px);
  font-weight: 700;
  letter-spacing: 8px;
  line-height: 1.15;
  margin: 24px 0 18px;
  color: var(--ink);
}
.hero-title-em {
  display: inline-block;
  color: var(--vermilion);
  font-family: var(--font-brush);
  font-weight: 400;
  letter-spacing: 6px;
  margin-left: 8px;
  position: relative;
}
.hero-desc {
  font-size: 17px;
  color: var(--ink-soft);
  max-width: 560px;
  margin-bottom: 36px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-bottom: 36px;
  padding: 22px 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.4));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 520px;
}
.stat-num {
  font-family: var(--font-title);
  font-size: 36px;
  font-weight: 700;
  color: var(--vermilion);
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--ink-soft);
  margin-top: 6px;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: linear-gradient(180deg, transparent, var(--gold-soft), transparent);
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 15px;
  letter-spacing: 3px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-title);
  cursor: pointer;
  transition: transform .25s, background .25s, color .25s, box-shadow .25s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--vermilion) 0%, var(--vermilion-deep) 100%);
  color: #fff8ea;
  box-shadow: 0 10px 24px rgba(200,52,43,0.28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(200,52,43,0.36); }
.btn-ghost {
  background: transparent;
  border-color: var(--ink);
  color: var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--paper); }

/* 名句卡片 */
.hero-quote { display: flex; justify-content: center; }
.quote-card {
  position: relative;
  padding: 40px 34px 34px;
  background:
    linear-gradient(180deg, #fffaf0, #f5ecd7);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(185,137,60,0.25);
  max-width: 360px;
  text-align: center;
  transform: rotate(2deg);
}
.quote-mark {
  position: absolute;
  top: 10px;
  left: 20px;
  font-family: var(--font-brush);
  font-size: 90px;
  color: var(--vermilion);
  line-height: 1;
  opacity: 0.8;
}
.quote-text {
  font-family: var(--font-title);
  font-size: 22px;
  color: var(--ink);
  line-height: 1.9;
  margin-top: 14px;
  letter-spacing: 3px;
}
.quote-author {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--gold);
  color: var(--gold-deep);
  font-size: 14px;
  letter-spacing: 3px;
}

/* ===== 区段标题 ===== */
.section-header { text-align: center; margin-bottom: 44px; }
.section-title-wrap {
  display: inline-flex;
  align-items: center;
  gap: 18px;
}
.section-title {
  font-family: var(--font-title);
  font-size: clamp(28px, 3vw, 36px);
  letter-spacing: 8px;
  color: var(--ink);
  font-weight: 700;
}
.section-deco-left, .section-deco-right {
  display: inline-block;
  width: 48px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}
.section-deco-right { background: linear-gradient(90deg, var(--gold), transparent); }
.section-subtitle {
  font-size: 14px;
  color: var(--gold-deep);
  letter-spacing: 4px;
  margin-top: 10px;
}

/* ===== 搜索与筛选 ===== */
.essays-section { padding: 70px 0 40px; }
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 40px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding: 22px 26px;
  background: rgba(255,255,255,0.75);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.search-box {
  position: relative;
  flex: 1 1 260px;
  min-width: 240px;
  max-width: 420px;
}
.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 18px;
  color: var(--gold-deep);
}
#searchInput {
  width: 100%;
  padding: 12px 44px 12px 40px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--paper);
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s, background .2s;
}
#searchInput:focus {
  outline: none;
  border-color: var(--vermilion);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(200,52,43,0.12);
}
.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1 1 auto;
  justify-content: flex-end;
}
.filter-chip {
  padding: 8px 16px;
  font-size: 14px;
  letter-spacing: 1px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--paper);
  color: var(--ink-soft);
  cursor: pointer;
  transition: all .2s;
  font-family: var(--font-serif);
}
.filter-chip:hover { border-color: var(--gold); color: var(--gold-deep); }
.filter-chip.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.essays-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 26px;
  color: var(--ink-soft);
  font-size: 14px;
}
.sort-box select {
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--paper);
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--ink);
  cursor: pointer;
}

/* ===== 文章网格 ===== */
.essays-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 24px;
}

.post-card {
  position: relative;
  padding: 28px 28px 26px;
  background: linear-gradient(180deg, #fffdf6 0%, #f8ecd3 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform .3s, box-shadow .3s, border-color .3s;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.post-card::before {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 90px; height: 90px;
  background: radial-gradient(circle at 80% -20%, rgba(200,52,43,0.12), transparent 70%);
  pointer-events: none;
}
.post-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold);
}
.post-category {
  display: inline-block;
  padding: 4px 14px;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--vermilion);
  background: rgba(200,52,43,0.08);
  border-radius: 999px;
  margin-bottom: 14px;
  align-self: flex-start;
}
.post-title {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 10px;
}
.post-excerpt {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 20px;
  flex: 1 1 auto;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}
.post-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px dashed var(--gold);
  font-size: 13px;
  color: var(--gold-deep);
}
.post-meta-left { display: inline-flex; align-items: center; gap: 10px; }
.post-meta .mood {
  color: var(--vermilion);
  font-family: var(--font-brush);
  font-size: 16px;
}
.post-num {
  position: absolute;
  top: 20px;
  right: 22px;
  font-family: var(--font-brush);
  font-size: 18px;
  color: var(--gold-deep);
  opacity: 0.85;
  letter-spacing: 2px;
}
.post-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.post-tag {
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 12px;
  background: rgba(107,142,90,0.12);
  color: var(--celadon);
}

/* 空状态 */
.empty-state {
  text-align: center;
  padding: 80px 0;
}
.empty-seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  font-family: var(--font-brush);
  font-size: 48px;
  color: #fff;
  background: var(--vermilion);
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-md);
}
.empty-text {
  font-size: 16px;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

/* ===== 分类区 ===== */
.categories-section { padding: 60px 0; }
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
.category-card {
  padding: 26px 22px;
  text-align: center;
  background: linear-gradient(180deg, #fffdf6 0%, #f8ecd3 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform .3s, box-shadow .3s;
  cursor: pointer;
  position: relative;
}
.category-card::after {
  content: "";
  position: absolute;
  bottom: 12px; right: 12px;
  width: 28px; height: 28px;
  background: var(--vermilion);
  border-radius: 4px;
  opacity: 0.18;
}
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.category-char {
  font-family: var(--font-brush);
  font-size: 52px;
  color: var(--ink);
  margin-bottom: 10px;
  line-height: 1;
}
.category-name {
  font-family: var(--font-title);
  font-size: 18px;
  letter-spacing: 3px;
  margin-bottom: 6px;
}
.category-count {
  font-size: 13px;
  color: var(--gold-deep);
  letter-spacing: 2px;
}

/* ===== 关于 ===== */
.about-section { padding: 60px 0 100px; }
.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 30px;
}
.about-card {
  padding: 40px;
  background: linear-gradient(180deg, #fffdf6 0%, #f8ecd3 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.about-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--vermilion), var(--vermilion-deep));
  color: #fff8ea;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-brush);
  font-size: 40px;
  margin-bottom: 16px;
  box-shadow: 0 10px 24px rgba(200,52,43,0.32);
}
.about-name {
  font-family: var(--font-title);
  font-size: 28px;
  letter-spacing: 6px;
  margin-bottom: 6px;
}
.about-role {
  font-size: 14px;
  color: var(--gold-deep);
  letter-spacing: 3px;
  margin-bottom: 22px;
}
.about-text p {
  font-size: 15px;
  line-height: 2;
  color: var(--ink-soft);
  margin-bottom: 12px;
  text-indent: 2em;
}

/* 卷轴 */
.about-aside { position: relative; }
.scroll-card {
  position: relative;
  padding: 50px 30px 70px;
  background:
    linear-gradient(180deg, #f3ebd6 0%, #e9dcb6 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 120px;
}
.scroll-card::before, .scroll-card::after {
  content: "";
  position: absolute;
  left: -6px; right: -6px;
  height: 16px;
  background: linear-gradient(180deg, var(--vermilion), var(--vermilion-deep));
  border-radius: 4px;
  box-shadow: inset 0 -4px 0 rgba(0,0,0,0.2);
}
.scroll-card::before { top: -14px; }
.scroll-card::after { bottom: -14px; }
.scroll-title {
  text-align: center;
  font-family: var(--font-brush);
  font-size: 26px;
  letter-spacing: 8px;
  color: var(--vermilion);
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px dashed var(--gold);
}
.scroll-body p {
  font-family: var(--font-title);
  font-size: 17px;
  line-height: 2.2;
  color: var(--ink);
  letter-spacing: 2px;
}
.scroll-body p:last-child {
  margin-top: 16px;
  font-size: 14px;
  color: var(--gold-deep);
  letter-spacing: 2px;
}
.scroll-seal {
  position: absolute;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: var(--vermilion);
  color: #fff8ea;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-brush);
  font-size: 22px;
  border-radius: 6px;
  transform: rotate(-6deg);
  box-shadow: 0 4px 12px rgba(200,52,43,0.35);
}

/* ===== 页脚 ===== */
.site-footer {
  padding: 40px 0 30px;
  background: linear-gradient(180deg, transparent, rgba(185,137,60,0.12));
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-title);
  font-size: 16px;
  letter-spacing: 3px;
}
.footer-meta {
  font-size: 13px;
  color: var(--ink-soft);
  letter-spacing: 1px;
}
.footer-sep { margin: 0 12px; opacity: 0.4; }

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px 20px;
}
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(31, 26, 23, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: fadeIn .3s ease-out;
}
.modal-dialog {
  position: relative;
  width: 100%;
  max-width: 880px;
  max-height: calc(100vh - 60px);
  background: linear-gradient(180deg, #fffdf6 0%, #f8ecd3 100%);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: slideUp .4s cubic-bezier(.2,.8,.2,1);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.modal-close {
  position: absolute;
  top: 18px; right: 18px;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  font-size: 24px;
  color: var(--ink);
  cursor: pointer;
  z-index: 2;
  transition: background .2s, color .2s, transform .2s;
}
.modal-close:hover {
  background: var(--vermilion);
  color: #fff;
  transform: rotate(90deg);
  border-color: var(--vermilion);
}

.modal-article {
  overflow-y: auto;
  max-height: calc(100vh - 60px);
  padding: 50px 60px 50px;
}
.modal-header {
  text-align: center;
  padding-bottom: 26px;
  margin-bottom: 30px;
  border-bottom: 1px dashed var(--gold);
}
.modal-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--gold-deep);
  letter-spacing: 2px;
  margin-bottom: 18px;
}
.modal-category {
  padding: 4px 14px;
  background: rgba(200,52,43,0.08);
  color: var(--vermilion);
  border-radius: 999px;
}
.modal-dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--gold);
  display: inline-block;
}
.modal-title {
  font-family: var(--font-title);
  font-size: clamp(26px, 3vw, 38px);
  color: var(--ink);
  letter-spacing: 4px;
  line-height: 1.3;
  margin-bottom: 16px;
  font-weight: 700;
}
.modal-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}
.modal-tags span {
  padding: 3px 12px;
  font-size: 12px;
  background: rgba(107,142,90,0.12);
  color: var(--celadon);
  border-radius: 999px;
  letter-spacing: 1px;
}
.modal-content { font-size: 16px; line-height: 2; color: var(--ink); }
.modal-content p { margin-bottom: 18px; text-indent: 2em; }
.modal-content p:first-child { margin-top: 0; }
.modal-footer {
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px dashed var(--gold);
  text-align: center;
}
.modal-quote {
  display: inline-flex;
  align-items: flex-start;
  gap: 12px;
  font-family: var(--font-brush);
  font-size: 22px;
  color: var(--vermilion);
  letter-spacing: 3px;
}
.modal-quote-mark { font-size: 44px; line-height: 1; color: var(--vermilion); }

/* 回到顶部 */
.back-top {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  border: 0;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .3s, background .3s;
  z-index: 30;
}
.back-top:hover { background: var(--vermilion); transform: translateY(-3px); }
.back-top svg { width: 22px; height: 22px; }

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-quote { order: -1; }
  .quote-card { transform: rotate(0); }
  .about-content { grid-template-columns: 1fr; }
  .scroll-card { position: static; }
  .modal-article { padding: 40px 30px; }
  .main-nav { display: none; }
}
@media (max-width: 640px) {
  .hero { padding: 60px 0 40px; }
  .hero-title { font-size: 42px; letter-spacing: 5px; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .hero-characters { display: none; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-group { justify-content: flex-start; }
  .essays-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 28px; letter-spacing: 4px; }
  .footer-inner { justify-content: center; text-align: center; }
}

/* 滚动条美化 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--paper-2); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
  border-radius: 999px;
  border: 2px solid var(--paper);
}
::-webkit-scrollbar-thumb:hover { background: var(--vermilion); }