:root {
  --bg-page: #f5efe3;
  --bg-paper: #fbf6ea;
  --bg-page-deep: #e7dcc7;
  --ink: #3b2b22;
  --ink-light: #7d6a55;
  --accent: #c9aa73;
  --accent-deep: #b48b56;
}

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

body {
  font-family: "STKaiti","KaiTi","FangSong","Songti SC",
               "Noto Serif SC","Source Han Serif SC",serif;
  background: radial-gradient(circle at top, #fdf7ec 0%, var(--bg-page) 50%, var(--bg-page-deep) 100%);
  color: var(--ink);
  line-height: 1.9;
}

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

a:hover {
  color: var(--accent-deep);
}

/* 顶部导航 */

.site-header {
  background: rgba(34, 24, 18, 0.93);
  color: #fdf2d6;
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
}

.site-header .inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-title {
  font-size: 1.2rem;
  letter-spacing: 0.35em;
  margin-bottom: 2px;
}

.site-subtitle {
  font-size: 0.8rem;
  color: rgba(253,242,214,0.8);
}

.site-nav {
  font-size: 0.85rem;
}

.site-nav a {
  margin-left: 12px;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}

.site-nav a:first-child {
  margin-left: 0;
}

.site-nav a:hover {
  border-bottom-color: rgba(253,242,214,0.7);
}

/* 全局布局 */

main {
  padding: 24px 16px 40px;
}

section {
  max-width: 960px;
  margin: 0 auto 32px;
}

.site-footer {
  text-align: center;
  padding: 18px 16px 26px;
  font-size: 0.8rem;
  color: var(--ink-light);
}

/* 首页：首屏 */

.hero {
  max-width: 960px;
  margin: 0 auto 32px;
  background: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(245,239,225,0.9));
  border: 1px solid #e1d2b4;
  box-shadow: 0 0 40px rgba(0,0,0,0.06);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to bottom, rgba(201,170,115,0.12), transparent 40%),
    repeating-linear-gradient(90deg, rgba(201,170,115,0.1), rgba(201,170,115,0.1) 1px, transparent 1px, transparent 24px);
  opacity: 0.8;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  padding: 32px 10% 32px;
}

.hero-title {
  font-size: 1.8rem;
  letter-spacing: 0.35em;
  text-align: center;
  margin-bottom: 0.6em;
}

.hero-text {
  text-align: center;
  font-size: 0.95rem;
  color: var(--ink-light);
  margin-bottom: 1.6em;
}

.hero-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--ink-light);
}

/* 首页：通用 section 标题 */

.section-heading {
  margin-bottom: 1.6em;
}

.section-heading h2 {
  font-weight: normal;
  font-size: 1.3rem;
  letter-spacing: 0.25em;
  margin-bottom: 0.3em;
}

.section-heading p {
  font-size: 0.9rem;
  color: var(--ink-light);
}

.section-text {
  font-size: 0.95rem;
  color: var(--ink);
  text-indent: 2em;
}

/* 首页：作品卡片 */

.card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit,minmax(220px,1fr));
}

.work-card {
  background: rgba(251,246,234,0.96);
  border: 1px solid #e1d2b4;
  box-shadow: 0 8px 18px rgba(0,0,0,0.06);
  padding: 18px 18px 20px;
  position: relative;
  overflow: hidden;
}

.work-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(201,170,115,0.12), transparent 60%);
  pointer-events: none;
}

.card-title {
  font-size: 1.05rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.4em;
}

.card-meta {
  font-size: 0.8rem;
  color: var(--ink-light);
  margin-bottom: 0.8em;
}

.card-desc {
  font-size: 0.9rem;
  margin-bottom: 1em;
}

.tags {
  font-size: 0.8rem;
  color: var(--ink-light);
  margin-bottom: 1.2em;
}

.tag {
  display: inline-block;
  border: 1px solid rgba(201,170,115,0.7);
  border-radius: 999px;
  padding: 2px 8px;
  margin-right: 6px;
  margin-bottom: 4px;
}

.btn {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--accent-deep);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  background: linear-gradient(to right, rgba(201,170,115,0.22), rgba(201,170,115,0.06));
}

.btn:hover {
  background: rgba(201,170,115,0.4);
}

/* 子页：卷轴风格 */

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px 40px;
}

.paper {
  background: var(--bg-paper);
  border: 1px solid #dcc8a4;
  box-shadow: 0 0 40px rgba(0,0,0,0.06);
  padding: 40px 10% 56px;
  position: relative;
  overflow: hidden;
}

.paper::before,
.paper::after {
  content: "";
  position: absolute;
  top: -40px;
  bottom: -40px;
  width: 18px;
  background: linear-gradient(to bottom,
      rgba(180,149,98,0.35),
      rgba(180,149,98,0.05),
      rgba(180,149,98,0.35)
  );
  box-shadow: 0 0 12px rgba(0,0,0,0.05) inset;
}

.paper::before { left: 32px; }
.paper::after  { right: 32px; }

.ribbon {
  position: absolute;
  top: 40px;
  right: 36px;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--ink-light);
  opacity: 0.85;
}

h1 {
  text-align: center;
  letter-spacing: 0.35em;
  font-weight: normal;
  margin: 0 0 0.6em;
  font-size: 1.9rem;
}

.subtitle {
  text-align: center;
  font-size: 0.9rem;
  color: var(--ink-light);
  margin-bottom: 2em;
}

.para {
  text-indent: 2em;
  margin: 0 0 1em;
  font-size: 1rem;
}

.intro {
  border-left: 3px solid rgba(201,170,115,0.6);
  padding-left: 1em;
  margin-bottom: 1.8em;
}

.poem-part {
  margin: 2em 0;
}

.poem-part p {
  text-indent: 2em;
  margin: 0 0 0.8em;
}

.divider {
  text-align: center;
  margin: 2.4em 0 1.8em;
  color: var(--accent);
  letter-spacing: 0.5em;
  font-size: 0.9rem;
}

.note {
  font-size: 0.85rem;
  color: var(--ink-light);
  margin-top: 1.5em;
  text-indent: 2em;
}

.signature {
  text-align: right;
  margin-top: 3em;
  color: var(--ink-light);
  font-size: 0.95rem;
}

.signature a {
  border-bottom: 1px solid rgba(125,106,85,0.6);
  padding-bottom: 1px;
}

.signature a:hover {
  border-bottom-color: transparent;
}

/* 响应式 */

@media (max-width: 768px) {
  .site-header .inner {
    justify-content: center;
    text-align: center;
  }

  .site-nav {
    width: 100%;
    text-align: center;
  }

  .site-nav a {
    margin: 0 8px;
  }

  .hero-inner {
    padding: 24px 10% 24px;
  }

  .paper {
    padding: 32px 12% 40px;
  }

  .paper::before,
  .paper::after,
  .ribbon {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-inner {
    padding: 20px 8% 20px;
  }

  .hero-title {
    font-size: 1.4rem;
  }

  .paper {
    padding: 24px 10% 32px;
  }

  h1 {
    font-size: 1.5rem;
    letter-spacing: 0.25em;
  }
}
/* ===== 每个页面的背景图设置（可按喜好换图） ===== */

/* 首页：淡淡古纸纹理 */
body.bg-main {
  background-image:
    radial-gradient(circle at top, #fdf7ec 0%, var(--bg-page) 50%, var(--bg-page-deep) 100%),
    url('https://images.unsplash.com/photo-1604644401890-0bd678c83788?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
  background-size: auto, cover;
  background-attachment: scroll, fixed;
  background-position: center top, center;
  background-repeat: no-repeat, no-repeat;
  background-blend-mode: normal, soft-light;
}

/* 《洛神赋》：洛水山川 */
body.bg-luoshenfu {
  background-image:
    radial-gradient(circle at top, #fdf7ec 0%, var(--bg-page) 50%, var(--bg-page-deep) 100%),
    url('https://images.unsplash.com/photo-1545569341-9c0d4a2c3d3b?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
  background-size: auto, cover;
  background-attachment: scroll, fixed;
  background-position: center top, center;
  background-repeat: no-repeat, no-repeat;
  background-blend-mode: normal, soft-light;
}

/* 《将进酒》：墨砚酒意 */
body.bg-qiangjinjiu {
  background-image:
    radial-gradient(circle at top, #fdf7ec 0%, var(--bg-page) 50%, var(--bg-page-deep) 100%),
    url('https://images.unsplash.com/photo-1605721911519-3dfeb3be25e7?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
  background-size: auto, cover;
  background-attachment: scroll, fixed;
  background-position: center top, center;
  background-repeat: no-repeat, no-repeat;
  background-blend-mode: normal, soft-light;
}

/* 《长恨歌》：宫阙长廊 */
body.bg-changhenge {
  background-image:
    radial-gradient(circle at top, #fdf7ec 0%, var(--bg-page) 50%, var(--bg-page-deep) 100%),
    url('https://images.unsplash.com/photo-1588347818122-c0c57604572e?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
  background-size: auto, cover;
  background-attachment: scroll, fixed;
  background-position: center top, center;
  background-repeat: no-repeat, no-repeat;
  background-blend-mode: normal, soft-light;
}