/* ============================================================
   私人情侣网络站 — Soft UI Evolution Theme
   主色 #eb879c  辅色 #ffb6c1  墨色 #26171a
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600;700&family=Fira+Sans:wght@300;400;500;600;700&display=swap');

/* ── 自定义属性 ── */
:root {
  --c-primary: #eb879c;
  --c-secondary: #ffb6c1;
  --c-dark: #26171a;
  --c-dark2: #3a2028;
  --c-dark3: #4d2d37;
  --c-light: #fff5f7;
  --c-light2: #ffedf1;
  --c-text: #26171a;
  --c-text-muted: #7a5060;
  --c-text-light: #fff0f4;
  --c-border: #f0c8d4;
  --c-card-bg: #ffffff;
  --c-card-shadow: 0 2px 8px rgba(235,135,156,0.18), 0 1px 3px rgba(38,23,26,0.08);
  --c-card-shadow-hover: 0 6px 20px rgba(235,135,156,0.28), 0 2px 8px rgba(38,23,26,0.12);
  --radius-card: 4px;
  --radius-pill: 999px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --font-sans: 'Fira Sans', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  --font-mono: 'Fira Code', 'Courier New', monospace;
  --nav-h: 64px;
  --hero-dot-size: 18px;
  --transition: 220ms ease;
}

/* ── 重置与基础 ── */
*, *::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-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-light);
  padding-bottom: calc(var(--nav-h) + 16px);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--c-primary); text-decoration: none; }
a:hover { color: var(--c-dark3); text-decoration: underline; }
a:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

ol, ul { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-dark);
}

h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
h2 { font-size: clamp(1.3rem, 3vw, 1.9rem); margin-bottom: 0.4em; }
h3 { font-size: 1.15rem; }
h4 { font-size: 1rem; font-weight: 600; }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

hr {
  border: none;
  border-top: 2px solid var(--c-border);
  margin: 0.75rem 0 1.5rem;
}

time { font-family: var(--font-mono); font-size: 0.82rem; color: var(--c-text-muted); }

/* ── 页面包裹 ── */
.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ============================================================
   底部胶囊导航（固定，移动/桌面通用）
   ============================================================ */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--c-dark);
  border-top: 1px solid var(--c-dark3);
  height: var(--nav-h);
  box-shadow: 0 -4px 16px rgba(38,23,26,0.32);
}

.bottom-nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  overflow-x: auto;
  scrollbar-width: none;
}
.bottom-nav-inner::-webkit-scrollbar { display: none; }

.brand-mark {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--c-secondary);
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: 0.02em;
}
.brand-mark a { color: inherit; }
.brand-mark a:hover { color: var(--c-primary); text-decoration: none; }

.bottom-nav ol {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-shrink: 0;
}

.bottom-nav ol li a {
  display: flex;
  align-items: center;
  height: 40px;
  padding: 0 14px;
  background: var(--c-dark2);
  color: var(--c-text-light);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
  border: 1px solid var(--c-dark3);
}

.bottom-nav ol li a:hover,
.bottom-nav ol li a[aria-current="page"] {
  background: var(--c-primary);
  color: #fff;
  text-decoration: none;
  border-color: var(--c-primary);
}

/* ============================================================
   Hero — 首页全宽大图版
   ============================================================ */
.hero-section {
  position: relative;
  width: 100%;
  min-height: 70vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

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

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(38,23,26,0.85) 0%, rgba(38,23,26,0.55) 60%, rgba(38,23,26,0.3) 100%);
}

/* 点阵底纹 */
.dot-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(235,135,156,0.25) 1px, transparent 1px);
  background-size: var(--hero-dot-size) var(--hero-dot-size);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 24px 48px;
  display: flex;
  justify-content: flex-end;
}

.hero-text {
  max-width: 560px;
  text-align: right;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--c-secondary);
  text-transform: uppercase;
  margin-bottom: 0.6em;
}

.hero-section h1 {
  color: #fff;
  font-size: clamp(1.8rem, 5vw, 3rem);
  margin-bottom: 0.5em;
  text-shadow: 0 2px 12px rgba(38,23,26,0.4);
}

.hero-lead {
  color: rgba(255,240,244,0.9);
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 1.5em;
}

/* ── 内页 Hero（较矮） ── */
.page-hero {
  position: relative;
  min-height: 220px;
  background: var(--c-dark);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.page-hero .dot-grid {
  opacity: 0.4;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 24px 32px;
}

.page-hero h1 {
  color: #fff;
  margin-top: 0.4em;
  margin-bottom: 0.3em;
}

.page-hero-desc {
  color: rgba(255,240,244,0.8);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.page-hero-date {
  color: rgba(255,240,244,0.6);
  font-size: 0.82rem;
}

.topic-count {
  display: inline-block;
  margin-top: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: var(--c-primary);
  color: #fff;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
}

/* ============================================================
   面包屑
   ============================================================ */
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

.breadcrumb li {
  font-size: 0.8rem;
  color: rgba(255,240,244,0.55);
}

.breadcrumb li + li::before {
  content: '›';
  margin-right: 4px;
}

.breadcrumb a {
  color: rgba(255,240,244,0.75);
}
.breadcrumb a:hover { color: var(--c-secondary); }

/* ============================================================
   主内容区 — aside 在左，section 在右
   ============================================================ */
.site-main {
  flex: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 24px 60px;
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.site-aside {
  width: 240px;
  flex-shrink: 0;
  position: sticky;
  top: 16px;
}

.aside-inner {
  background: var(--c-card-bg);
  border-radius: var(--radius-md);
  padding: 20px 18px;
  box-shadow: var(--c-card-shadow);
  border: 1px solid var(--c-border);
}

.aside-inner h3 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--c-dark);
  margin-bottom: 4px;
}

.aside-nav-list li {
  border-bottom: 1px solid var(--c-light2);
}

.aside-nav-list li:last-child { border-bottom: none; }

.aside-nav-list a {
  display: block;
  padding: 8px 4px;
  font-size: 0.875rem;
  color: var(--c-text);
  transition: color var(--transition), padding-left var(--transition);
}

.aside-nav-list a:hover,
.aside-nav-list a[aria-current="page"] {
  color: var(--c-primary);
  padding-left: 8px;
  text-decoration: none;
}

.aside-tip {
  margin-top: 16px;
  padding: 12px;
  background: var(--c-light2);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--c-text-muted);
}

.aside-tip strong {
  color: var(--c-primary);
  font-family: var(--font-mono);
}

.aside-updated {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--c-text-muted);
}

.aside-link {
  font-size: 0.85rem;
}

.aside-back {
  margin-top: 12px;
}

.main-article {
  flex: 1;
  min-width: 0;
}

.content-section, .article-header-section, .topics-section,
.childlist-section, .recent-section, .related-section,
.about-stats-section, .taglist-section {
  margin-bottom: 48px;
}

/* ============================================================
   正文排版
   ============================================================ */
.prose-section {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-text);
}

.prose-section h2 { margin: 2em 0 0.3em; }
.prose-section h3 { margin: 1.5em 0 0.3em; color: var(--c-dark2); }
.prose-section p { margin-bottom: 1.1em; }

.prose-section a {
  color: var(--c-primary);
  border-bottom: 1px solid var(--c-secondary);
  transition: border-color var(--transition);
}
.prose-section a:hover { border-color: var(--c-primary); }

.prose-section ul, .prose-section ol {
  padding-left: 1.5em;
  margin-bottom: 1em;
}
.prose-section ul { list-style: disc; }
.prose-section ol { list-style: decimal; }
.prose-section li { margin-bottom: 0.4em; }

.prose-section--legal { font-size: 0.93rem; }

/* ============================================================
   文章 Hero 图片
   ============================================================ */
.article-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin: 8px 0 20px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-text-muted);
}

.article-hero {
  margin-bottom: 28px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* ============================================================
   主题卡片网格（首页）
   ============================================================ */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.topic-card {
  background: var(--c-card-bg);
  border-radius: var(--radius-card);
  box-shadow: var(--c-card-shadow);
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.topic-card:hover {
  box-shadow: var(--c-card-shadow-hover);
  transform: translateY(-3px);
}

.topic-card .card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: var(--c-text);
  text-decoration: none;
}

.card-thumb {
  width: 100%;
  height: 160px;
  object-fit: cover;
  flex-shrink: 0;
}

.card-body {
  padding: 16px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.card-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--c-primary);
  text-transform: uppercase;
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-dark);
  line-height: 1.35;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  line-height: 1.5;
  flex: 1;
}

.card-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-primary);
  margin-top: auto;
}

/* ============================================================
   最新文章列表（首页）
   ============================================================ */
.article-list li {
  border-bottom: 1px solid var(--c-border);
}

.article-list li:last-child { border-bottom: none; }

.article-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 4px;
  color: var(--c-text);
  gap: 12px;
  transition: color var(--transition);
}

.article-list a:hover {
  color: var(--c-primary);
  text-decoration: none;
}

.article-title {
  font-size: 0.93rem;
  font-weight: 500;
  flex: 1;
}

.article-date {
  flex-shrink: 0;
}

/* ============================================================
   栏目页子页列表
   ============================================================ */
.child-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.child-item {
  background: var(--c-card-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border);
  box-shadow: 0 1px 4px rgba(235,135,156,0.1);
  transition: box-shadow var(--transition), transform var(--transition);
}

.child-item:hover {
  box-shadow: var(--c-card-shadow-hover);
  transform: translateX(4px);
}

.child-item a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  color: var(--c-text);
  text-decoration: none;
}

.list-thumb {
  width: 72px;
  height: 52px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.child-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
}

.child-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-dark);
}

.child-desc {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

.child-date { font-family: var(--font-mono); }

/* ============================================================
   标签页文章列表
   ============================================================ */
.tag-article-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tag-item {
  background: var(--c-card-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border);
  transition: box-shadow var(--transition);
}

.tag-item:hover { box-shadow: var(--c-card-shadow); }

.tag-item a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  color: var(--c-text);
  gap: 12px;
  text-decoration: none;
}

.tag-item a:hover .tag-item-title { color: var(--c-primary); }

.tag-item-title {
  font-size: 0.93rem;
  font-weight: 500;
}

.tag-item-meta { font-family: var(--font-mono); }

/* ============================================================
   相关文章
   ============================================================ */
.related-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.related-list li {
  border-left: 3px solid var(--c-secondary);
  padding-left: 12px;
}

.related-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--c-text);
  font-size: 0.9rem;
  padding: 4px 0;
}

.related-list a:hover { color: var(--c-primary); text-decoration: none; }
.related-list small { font-family: var(--font-mono); }

/* ============================================================
   关于页 — 数据卡片行
   ============================================================ */
.stats-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.stat-card {
  flex: 1 1 120px;
  background: var(--c-card-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: var(--c-card-shadow);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--c-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

/* ============================================================
   按钮
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  height: 46px;
  padding: 0 28px;
  background: var(--c-primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  box-shadow: 0 4px 14px rgba(235,135,156,0.4);
  text-decoration: none;
}

.btn-primary:hover {
  background: #d96e87;
  color: #fff;
  box-shadow: 0 6px 20px rgba(235,135,156,0.5);
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 16px;
  background: var(--c-light2);
  color: var(--c-primary);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-border);
  transition: background var(--transition);
  text-decoration: none;
}

.btn-back:hover {
  background: var(--c-secondary);
  color: var(--c-dark);
  text-decoration: none;
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  background: var(--c-dark);
  color: var(--c-text-light);
  margin-top: auto;
}

.footer-top {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px 40px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 32px;
}

.footer-brand-col .footer-brand-text {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-secondary);
  display: block;
  margin-bottom: 8px;
}

.footer-logo {
  margin-bottom: 10px;
}

.footer-tagline {
  font-size: 0.82rem;
  color: rgba(255,240,244,0.55);
  line-height: 1.6;
  margin: 0;
}

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-secondary);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.footer-col nav ol {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col nav a {
  font-size: 0.85rem;
  color: rgba(255,240,244,0.7);
  transition: color var(--transition);
}

.footer-col nav a:hover {
  color: var(--c-primary);
  text-decoration: none;
}

.footer-contact-desc {
  font-size: 0.82rem;
  color: rgba(255,240,244,0.55);
  margin-bottom: 12px;
}

.subscribe-form {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.subscribe-form input[type="email"] {
  flex: 1;
  min-width: 140px;
  height: 40px;
  padding: 0 14px;
  background: var(--c-dark2);
  border: 1px solid var(--c-dark3);
  border-radius: var(--radius-pill);
  color: var(--c-text-light);
  font-size: 0.85rem;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color var(--transition);
}

.subscribe-form input[type="email"]::placeholder {
  color: rgba(255,240,244,0.35);
}

.subscribe-form input[type="email"]:focus {
  border-color: var(--c-primary);
}

.btn-sub {
  height: 40px;
  padding: 0 18px;
  background: var(--c-primary);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background var(--transition);
  font-family: var(--font-sans);
}

.btn-sub:hover { background: #d96e87; }
.btn-sub:focus-visible { outline: 2px solid var(--c-secondary); outline-offset: 2px; }

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding: 16px 24px;
  border-top: 1px solid var(--c-dark3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom nav ol {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom nav a {
  font-size: 0.8rem;
  color: rgba(255,240,244,0.55);
  transition: color var(--transition);
}

.footer-bottom nav a:hover {
  color: var(--c-primary);
  text-decoration: none;
}

.copyright {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: rgba(255,240,244,0.4);
  margin: 0;
}

/* ============================================================
   Scroll Reveal 动效
   ============================================================ */
.reveal-item {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 280ms ease, transform 280ms ease;
}

.reveal-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal-item {
    opacity: 1;
    transform: none;
    transition: none;
  }
  * { animation-duration: 1ms !important; transition-duration: 1ms !important; }
}

/* ============================================================
   响应式断点
   ============================================================ */

/* 大屏 → 中屏 */
@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .footer-contact-col {
    grid-column: span 2;
  }

  .site-main {
    gap: 24px;
  }

  .site-aside {
    width: 200px;
  }
}

/* 中屏 → 平板 */
@media (max-width: 768px) {
  .site-main {
    flex-direction: column;
    padding: 24px 16px 48px;
  }

  .site-aside {
    width: 100%;
    position: static;
    order: -1;
  }

  .hero-content {
    justify-content: flex-start;
    padding: 60px 20px 40px;
  }

  .hero-text {
    text-align: left;
    max-width: 100%;
  }

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

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-contact-col {
    grid-column: span 1;
  }

  .stats-row {
    gap: 12px;
  }

  .stat-card {
    flex: 1 1 calc(50% - 6px);
  }
}

/* 手机 */
@media (max-width: 480px) {
  .topic-grid {
    grid-template-columns: 1fr;
  }

  .bottom-nav-inner {
    padding: 0 12px;
  }

  .bottom-nav ol li a {
    padding: 0 10px;
    font-size: 0.75rem;
    height: 40px;
  }

  .hero-section {
    min-height: 60vh;
  }

  .page-hero {
    min-height: 180px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .article-list a {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .child-item a {
    flex-wrap: wrap;
  }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.2rem; }
}

/* ── 375px 精细修复 ── */
@media (max-width: 390px) {
  body { font-size: 16px; }

  .brand-mark {
    font-size: 0.72rem;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .subscribe-form {
    flex-direction: column;
  }

  .subscribe-form input[type="email"],
  .btn-sub {
    width: 100%;
  }
}