/* ==========================================================================
   银杏时报（THE GINKGO TIMES）民国与当代大报（Broadsheet）排印系统
   Authentic Newspaper Typography & Layout System
   ========================================================================== */

:root {
  --paper-bg: #f8f6f0;
  --paper-surface: #ffffff;
  --ink-primary: #1f1d1a;
  --ink-secondary: #5a564e;
  --ink-muted: #827e75;
  --accent-maroon: #8c1d1d;
  --accent-gold: #c29b38;
  --accent-gold-light: #f9f5e8;
  --rule-border: #222222;
  --subtle-border: #dcd7cc;
  --font-serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "SimSun", "STSong", Georgia, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-masthead: "Songti SC", "Noto Serif SC", "STSong", "SimSun", serif;
}

/* 基础重置 */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  background-color: var(--paper-bg);
  color: var(--ink-primary);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-serif);
  line-height: 1.8;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--accent-maroon);
  text-decoration: none;
  transition: color 0.15s ease-in-out;
}

a:hover {
  color: #5c1313;
  text-decoration: underline;
}

/* 容器定义 */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
  width: 100%;
}

/* ==========================================================================
   报头顶栏与报眉 (Masthead Top)
   ========================================================================== */

.masthead-top {
  background-color: #2b2723;
  color: #d8d3c8;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid #1a1715;
}

.masthead-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.masthead-top a {
  color: #e6c875;
}

.masthead-top a:hover {
  color: #ffffff;
}

/* 报刊大标题区 */
.paper-header {
  text-align: center;
  padding: 1.75rem 0 1rem 0;
  background: var(--paper-bg);
}

.paper-brand {
  margin-bottom: 0.6rem;
}

.brand-title {
  font-family: var(--font-masthead);
  font-size: 3.6rem;
  font-weight: 900;
  letter-spacing: 0.35rem;
  color: var(--accent-maroon);
  line-height: 1.1;
  text-shadow: 1px 1px 0 rgba(0,0,0,0.08);
}

.brand-title a {
  color: inherit;
  text-decoration: none;
}

.brand-sub {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-style: italic;
  letter-spacing: 0.18rem;
  color: var(--ink-secondary);
  margin-top: 0.25rem;
  font-weight: 500;
}

.paper-motto {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--ink-muted);
  margin: 0.5rem 0;
  letter-spacing: 0.1rem;
}

.paper-motto .dot {
  margin: 0 0.5rem;
  color: var(--accent-gold);
}

/* 经典报纸分割线 */
.double-rule {
  border-top: 3px double var(--rule-border);
  margin: 0.6rem 0;
  width: 100%;
}

.thick-rule {
  border-top: 2px solid var(--rule-border);
  margin: 0.5rem 0;
  width: 100%;
}

.single-rule {
  border-top: 1px solid var(--rule-border);
  margin: 0.5rem 0;
  width: 100%;
}

.thin-rule {
  border-top: 1px solid var(--subtle-border);
  margin: 0.5rem 0;
  width: 100%;
}

/* 报期元数据栏 */
.issue-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--ink-secondary);
  padding: 0.25rem 0;
  font-weight: 500;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* 字号调节按钮 */
.font-resizer button {
  background: #ffffff;
  border: 1px solid var(--subtle-border);
  padding: 0.2rem 0.6rem;
  font-size: 0.8rem;
  cursor: pointer;
  border-radius: 3px;
  font-family: var(--font-sans);
  color: var(--ink-primary);
  margin-left: 0.2rem;
}

.font-resizer button:hover {
  background: var(--accent-gold-light);
  border-color: var(--accent-gold);
}

.font-resizer .print-btn {
  background: #fdf5e6;
  border-color: #d4a34b;
  color: #7c4b00;
  font-weight: 600;
  margin-left: 0.6rem;
}

/* ==========================================================================
   首页报纸版面布局 (Front Page Layout)
   ========================================================================== */

/* 搜索与版面导航 */
.frontpage-controls {
  margin: 1rem 0 1.5rem 0;
  background: var(--paper-surface);
  border: 1px solid var(--subtle-border);
  border-radius: 4px;
  padding: 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.search-row {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.newspaper-search {
  flex: 1;
  padding: 0.65rem 1rem;
  font-size: 1rem;
  font-family: var(--font-sans);
  border: 1px solid var(--subtle-border);
  border-radius: 4px;
  background: #ffffff;
  outline: none;
  transition: border-color 0.2s;
}

.newspaper-search:focus {
  border-color: var(--accent-maroon);
  box-shadow: 0 0 0 2px rgba(140, 29, 29, 0.1);
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.cat-btn {
  padding: 0.35rem 0.85rem;
  font-size: 0.88rem;
  font-family: var(--font-sans);
  background: var(--paper-bg);
  border: 1px solid var(--subtle-border);
  border-radius: 3px;
  cursor: pointer;
  color: var(--ink-secondary);
  transition: all 0.15s;
}

.cat-btn:hover {
  background: #eae5d8;
  color: var(--ink-primary);
}

.cat-btn.active {
  background: var(--accent-maroon);
  color: #ffffff;
  border-color: var(--accent-maroon);
  font-weight: 600;
}

.stats-badge {
  margin-left: auto;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--accent-gold);
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  background: var(--accent-gold-light);
  border-radius: 20px;
  border: 1px solid #ebdcb7;
}

/* 头条报道区 (Lead Story Box) */
.lead-story-box {
  background: var(--paper-surface);
  border: 2px solid var(--rule-border);
  padding: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.lead-tag {
  position: absolute;
  top: -12px;
  left: 20px;
  background: var(--accent-maroon);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: bold;
  padding: 0.15rem 0.65rem;
  letter-spacing: 1px;
}

.lead-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.5rem;
  align-items: center;
}

.lead-headline {
  font-size: 2.1rem;
  line-height: 1.25;
  margin-bottom: 0.75rem;
  font-weight: 800;
}

.lead-headline a {
  color: var(--ink-primary);
}

.lead-headline a:hover {
  color: var(--accent-maroon);
}

.lead-byline {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-bottom: 0.75rem;
}

.lead-excerpt {
  font-size: 1.05rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.lead-photo img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border: 1px solid var(--subtle-border);
  filter: contrast(1.03);
}

.lead-photo-caption {
  font-size: 0.8rem;
  color: var(--ink-muted);
  text-align: center;
  margin-top: 0.35rem;
  font-family: var(--font-sans);
}

/* 报纸多栏新闻网格 */
.newspaper-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.article-card {
  background: var(--paper-surface);
  border: 1px solid var(--subtle-border);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s, box-shadow 0.15s;
  position: relative;
}

.article-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0,0,0,0.06);
  border-color: #b8b1a3;
}

.article-card.card-pending {
  border-left: 3px dashed #d8a850;
  background: #fdfcf9;
}

.card-category {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--accent-maroon);
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 0.4rem;
  text-transform: uppercase;
}

.card-headline {
  font-size: 1.28rem;
  line-height: 1.35;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card-headline a {
  color: var(--ink-primary);
}

.card-headline a:hover {
  color: var(--accent-maroon);
}

.card-meta {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--ink-muted);
  margin-bottom: 0.75rem;
  display: flex;
  gap: 0.75rem;
}

.card-excerpt {
  font-size: 0.92rem;
  color: var(--ink-secondary);
  line-height: 1.65;
  margin-bottom: 1rem;
  flex: 1;
}

.card-footer {
  margin-top: auto;
  border-top: 1px dashed var(--subtle-border);
  padding-top: 0.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 0.82rem;
}

.read-link {
  font-weight: 600;
  color: var(--accent-maroon);
}

.comments-count {
  color: var(--ink-muted);
}

/* ==========================================================================
   文章内页阅读排印系统 (Article Reader)
   ========================================================================== */

.newspaper-article {
  background: var(--paper-surface);
  border: 1px solid var(--subtle-border);
  padding: 2.5rem;
  margin: 1.5rem 0 2rem 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.article-headline {
  font-family: var(--font-serif);
  font-size: 2.3rem;
  font-weight: 900;
  text-align: center;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: #111111;
  letter-spacing: 0.5px;
}

.byline-box {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: var(--ink-secondary);
  padding: 0.75rem 0;
  border-top: 1px solid var(--subtle-border);
  border-bottom: 1px solid var(--subtle-border);
  margin-bottom: 2rem;
  flex-wrap: wrap;
  background: #fdfbf7;
}

.byline-item strong {
  color: var(--ink-primary);
}

.article-columns {
  font-size: 1.12rem;
  color: #2b2825;
  line-height: 1.85;
}

.article-columns p {
  margin-bottom: 1.25rem;
  text-align: justify;
  text-justify: inter-ideograph;
}

/* 正文首段首字下沉 (Drop Cap) */
.article-columns p:first-of-type::first-letter {
  font-family: var(--font-masthead);
  font-size: 3.2rem;
  float: left;
  line-height: 0.85;
  margin: 0.15rem 0.5rem 0 0;
  color: var(--accent-maroon);
  font-weight: bold;
}

.article-columns img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem auto;
  border: 1px solid var(--subtle-border);
  padding: 4px;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.article-columns blockquote {
  border-left: 3px solid var(--accent-maroon);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: #faf6ed;
  font-style: italic;
  color: #4a453e;
}

.editor-note {
  margin-top: 2.5rem;
  padding: 1rem;
  background: #fdfaf3;
  border: 1px solid #ebdcb7;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: #725b29;
  line-height: 1.6;
}

/* ==========================================================================
   历史真实评论区 (Historical Comments Section)
   ========================================================================== */

.comments-section {
  background: var(--paper-surface);
  border: 1px solid var(--subtle-border);
  padding: 2rem;
  margin-bottom: 3rem;
}

.section-title {
  margin-bottom: 1.5rem;
}

.section-title h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--accent-maroon);
  margin-bottom: 0.4rem;
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.comment-card {
  padding: 1rem 1.25rem;
  background: #fdfbf7;
  border-left: 3px solid var(--accent-gold);
  border-top: 1px solid var(--subtle-border);
  border-right: 1px solid var(--subtle-border);
  border-bottom: 1px solid var(--subtle-border);
  border-radius: 0 4px 4px 0;
}

.comment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  margin-bottom: 0.5rem;
}

.comment-author {
  font-weight: 700;
  color: var(--ink-primary);
}

.comment-time {
  color: var(--ink-muted);
}

.comment-text {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink-secondary);
  line-height: 1.6;
}

.no-comments {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--ink-muted);
  text-align: center;
  padding: 1.5rem;
  font-style: italic;
}

/* ==========================================================================
   报尾 (Footer)
   ========================================================================== */

.paper-footer {
  text-align: center;
  padding: 2rem 0 3rem 0;
  margin-top: auto;
}

.footer-links {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  margin: 1rem 0;
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.copyright {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--ink-muted);
}

/* ==========================================================================
   打印版式优化 (@media print)
   专门为 A4 纸张输出实体报刊版式定制
   ========================================================================== */

@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 12pt;
  }

  .masthead-top,
  .frontpage-controls,
  .font-resizer,
  .back-link,
  .footer-links {
    display: none !important;
  }

  .container {
    max-width: 100% !important;
    padding: 0 !important;
  }

  .paper-header {
    padding: 0.5cm 0 !important;
  }

  .brand-title {
    font-size: 28pt !important;
    color: #000000 !important;
  }

  .newspaper-article {
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
  }

  .article-headline {
    font-size: 18pt !important;
  }

  .byline-box {
    background: transparent !important;
    border-top: 1pt solid #000 !important;
    border-bottom: 1pt solid #000 !important;
  }

  .article-columns {
    font-size: 11pt !important;
    line-height: 1.6 !important;
  }

  .article-columns img {
    max-width: 70% !important;
    filter: grayscale(100%) !important;
  }

  .comments-section {
    border: 1pt solid #000 !important;
  }
}

/* ==========================================================================
   移动端响应式适配 (Responsive)
   ========================================================================== */

@media (max-width: 768px) {
  .brand-title {
    font-size: 2.5rem;
    letter-spacing: 0.2rem;
  }

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

  .lead-photo img {
    height: 200px;
  }

  .newspaper-article {
    padding: 1.5rem 1rem;
  }

  .article-headline {
    font-size: 1.65rem;
  }

  .byline-box {
    flex-direction: column;
    gap: 0.35rem;
    text-align: center;
  }

  .font-resizer {
    width: 100%;
    margin-top: 0.5rem;
  }
}