/* ==========================================================
   耶克站 · 简洁样式
   ========================================================== */

:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --border: #e3e6ea;
  --text: #1d2129;
  --muted: #5f6b7a;
  --accent: #2f5b8f;
  --accent-bg: #eef3f9;
  --radius: 8px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--bg);
  background-image: url("../assets/images/bg.png");
  background-size: cover;
  background-attachment: fixed;
  background-position: center;
  color: var(--text);
  line-height: 1.75;
  font-size: 15px;
}

/* 半透明遮罩，保证背景图下文字清晰可读 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(246, 247, 249, 0.85);
  z-index: -1;
  pointer-events: none;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 880px; margin: 0 auto; padding: 0 20px; }

/* ---------- 导航 ---------- */
.nav {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-inner {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 20px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { font-size: 17px; font-weight: 700; color: var(--text); }
.logo:hover { text-decoration: none; }
.nav-links { display: flex; gap: 2px; list-style: none; }
.nav-links a {
  display: block;
  padding: 6px 12px;
  border-radius: 6px;
  color: var(--muted);
  font-size: 14px;
}
.nav-links a:hover { color: var(--text); background: var(--bg); text-decoration: none; }
.nav-links a.active { color: var(--accent); font-weight: 600; background: var(--accent-bg); }

/* ---------- 首页 ---------- */
.hero {
  padding: 64px 0 28px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.hero img.avatar {
  width: 96px; height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
  flex-shrink: 0;
}
.hero h1 { font-size: 30px; font-weight: 700; }
.hero .slogan { color: var(--muted); font-size: 15px; margin-top: 4px; }
.hero .intro { color: var(--text); font-size: 14.5px; margin-top: 12px; max-width: 600px; }

.section { margin-top: 36px; }
.section h2 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

/* 简洁板块列表 */
.plain-list { display: flex; flex-direction: column; }
.plain-list a {
  display: block;
  padding: 10px 4px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 15px;
}
.plain-list a:first-child { border-top: 1px solid var(--border); }
.plain-list a:hover { color: var(--accent); text-decoration: none; }

.entry-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.entry-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px 14px;
  transition: border-color 0.15s;
}
.entry-card:hover { border-color: var(--accent); text-decoration: none; }
.entry-card .em { font-size: 22px; display: block; margin-bottom: 6px; }
.entry-card .t { font-weight: 600; font-size: 15px; }
.entry-card .d { color: var(--muted); font-size: 13px; margin-top: 2px; }

/* ---------- 列表页 ---------- */
.page-head { padding: 44px 0 6px; }
.page-head h1 { font-size: 26px; }
.page-head p { color: var(--muted); margin-top: 6px; font-size: 14.5px; }

.post-list { margin-top: 24px; display: flex; flex-direction: column; gap: 10px; }
.post-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.post-item:hover { border-color: var(--accent); }
.post-item .date { color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.post-item .title { flex: 1; font-size: 15px; font-weight: 600; color: var(--text); }
.post-item .title:hover { color: var(--accent); text-decoration: none; }
.post-item .ops { display: flex; gap: 6px; flex-shrink: 0; }
.post-item .ops .btn { padding: 3px 10px; font-size: 12.5px; }
.post-item .cat {
  font-size: 12px;
  color: var(--accent);
  background: var(--accent-bg);
  padding: 1px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.empty-tip { color: var(--muted); background: var(--card); border: 1px dashed var(--border); padding: 26px; border-radius: var(--radius); text-align: center; font-size: 14px; }

/* ---------- 文章详情 ---------- */
.detail { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 34px; margin-top: 24px; }
.detail .back { font-size: 13px; color: var(--muted); display: inline-block; margin-bottom: 14px; }
.detail h1 { font-size: 24px; margin-bottom: 6px; }
.detail .meta { color: var(--muted); font-size: 13px; margin-bottom: 18px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.detail .content { white-space: pre-wrap; font-size: 15px; }
.detail .content p { margin-bottom: 12px; }

/* ---------- OC ---------- */
.series-grid { margin-top: 24px; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.series-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.15s;
}
.series-card:hover { border-color: var(--accent); text-decoration: none; }
.series-card .st { color: var(--muted); font-size: 12.5px; }
.series-card .t { font-weight: 700; font-size: 17px; margin: 6px 0; }
.series-card .t a { color: var(--text); }
.series-card .t a:hover { color: var(--accent); text-decoration: none; }
.series-card .d { color: var(--muted); font-size: 13.5px; line-height: 1.6; }
.series-card .more { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--accent); }

.oc-detail { margin-top: 20px; }
.oc-detail .back { font-size: 13px; color: var(--muted); display: inline-block; margin-bottom: 14px; }
.oc-head { margin-bottom: 18px; }
.oc-head .st { color: var(--muted); font-size: 13px; }
.oc-head h1 { font-size: 24px; margin: 4px 0; }
.oc-head p { color: var(--muted); font-size: 14px; }

.chapters { display: flex; flex-direction: column; gap: 8px; }
.chapter {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.chapter summary {
  cursor: pointer;
  padding: 14px 18px;
  font-weight: 600;
  font-size: 15px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.chapter summary::-webkit-details-marker { display: none; }
.chapter summary::after { content: "＋"; color: var(--muted); font-size: 13px; }
.chapter[open] summary::after { content: "－"; }
.chapter .body { padding: 0 18px 18px; white-space: pre-wrap; color: var(--text); font-size: 14.5px; }

/* ---------- 页脚 ---------- */
.footer {
  margin-top: 56px;
  border-top: 1px solid var(--border);
  padding: 24px 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
.footer a { color: var(--muted); }
.footer a:hover { color: var(--accent); }

/* ---------- 管理后台 ---------- */
.admin-wrap { max-width: 880px; margin: 0 auto; padding: 30px 20px 60px; }
.login-box {
  max-width: 340px;
  margin: 80px auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.login-box h1 { font-size: 18px; margin-bottom: 16px; }
.login-box input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 12px;
}
.login-box input:focus { outline: none; border-color: var(--accent); }
.btn {
  display: inline-block;
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { opacity: 0.9; color: #fff; }
.btn.danger { color: #c0392b; }
.btn.sm { padding: 4px 10px; font-size: 13px; }

.admin-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.admin-tabs { display: flex; gap: 6px; margin-bottom: 20px; flex-wrap: wrap; }
.admin-tabs button {
  padding: 7px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--card);
  cursor: pointer;
  font-size: 14px;
  color: var(--text);
}
.admin-tabs button.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.admin-list { display: flex; flex-direction: column; gap: 8px; }
.admin-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
}
.admin-row .title { flex: 1; font-weight: 600; font-size: 14.5px; }
.admin-row .date { color: var(--muted); font-size: 13px; }

.editor {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 16px;
}
.editor label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; }
.editor input, .editor textarea, .editor select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
}
.editor input:focus, .editor textarea:focus { outline: none; border-color: var(--accent); }
.editor .row { display: flex; gap: 12px; }
.editor .row > div { flex: 1; }
.editor-actions { display: flex; gap: 8px; margin-top: 16px; }
.oc-chapter-row {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-top: 8px;
}
.oc-chapter-row input, .oc-chapter-row textarea { width: 100%; margin-top: 6px; }
.hint { color: var(--muted); font-size: 12.5px; margin-top: 8px; }

/* ---------- 照片墙 ---------- */
.photo-grid { margin-top: 24px; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.photo-grid .ph {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.15s;
}
.photo-grid .ph:hover { border-color: var(--accent); }
.photo-grid .ph img { width: 100%; height: 220px; object-fit: cover; display: block; }
.photo-grid .ph .cap { padding: 8px 12px; font-size: 13px; color: var(--muted); }

/* 章节操作栏 */
.ch-ops { padding: 0 18px 14px; display: flex; gap: 6px; }

/* 章节 Markdown 排版 */
.chapter .body table { border-collapse: collapse; width: 100%; margin: 10px 0; font-size: 13.5px; }
.chapter .body th, .chapter .body td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.chapter .body th { background: var(--bg); font-weight: 600; }
.chapter .body h1, .chapter .body h2, .chapter .body h3, .chapter .body h4 { margin: 16px 0 8px; }
.chapter .body h1 { font-size: 20px; } .chapter .body h2 { font-size: 18px; } .chapter .body h3 { font-size: 16px; }
.chapter .body ul, .chapter .body ol { padding-left: 24px; margin: 8px 0; }
.chapter .body blockquote { border-left: 3px solid var(--border); padding-left: 12px; color: var(--muted); margin: 10px 0; }
.chapter .body code { background: var(--bg); padding: 1px 5px; border-radius: 4px; font-size: 13px; }
.chapter .body pre { background: var(--bg); padding: 12px; border-radius: var(--radius); overflow-x: auto; margin: 10px 0; }
.chapter .body pre code { padding: 0; background: none; }
.chapter .body hr { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
.chapter .body img { max-width: 100%; border-radius: 8px; }
.chapter .body a { text-decoration: underline; }

/* 编辑模式条 */
.editbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  margin-top: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--muted);
}

/* 看图灯箱 */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 92vh; border-radius: 6px; }

/* ============ 手机端适配 ============ */
@media (max-width: 640px) {
  .container { padding: 0 14px; }

  /* 导航：竖排 + 链接换行 */
  .nav-inner {
    height: auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 10px 14px;
  }
  .nav-links { flex-wrap: wrap; gap: 2px; }
  .nav-links a { padding: 5px 9px; font-size: 13.5px; }

  /* 首页 */
  .hero { flex-direction: column; text-align: center; padding-top: 32px; gap: 14px; }
  .hero img.avatar { width: 80px; height: 80px; }
  .hero h1 { font-size: 24px; }

  /* 页头 */
  .page-head { padding: 32px 0 4px; }
  .page-head h1 { font-size: 22px; }

  /* 列表 */
  .post-item { flex-direction: column; align-items: flex-start; gap: 4px; padding: 12px 14px; }
  .post-item .date { font-size: 12.5px; }

  /* 详情 */
  .detail { padding: 20px; }
  .detail h1 { font-size: 20px; }

  /* OC */
  .series-grid { grid-template-columns: 1fr; }
  .oc-block { padding: 16px 18px; }
  .oc-tabs { gap: 6px; }
  .oc-tabs a { padding: 6px 13px; font-size: 13px; }

  /* 照片墙 */
  .photo-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
  .photo-grid .ph img { height: 160px; }

  /* 编辑器 */
  .editor { padding: 14px; }
  .editor .row { flex-direction: column; }
  .editor-actions { flex-wrap: wrap; }

  /* 后台 */
  .admin-row { flex-wrap: wrap; }
  .admin-head { flex-wrap: wrap; gap: 8px; }
}

/* 友链 */
.friend-links { margin-bottom: 6px; font-size: 14px; }
.friend-links a { color: var(--accent); }
.friend-links a:hover { color: var(--text); }

/* ---------- 友链 ---------- */
.friend-grid { margin-top: 24px; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.friend-card { display: flex; align-items: center; gap: 14px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; color: var(--text); transition: border-color 0.15s; }
.friend-card:hover { border-color: var(--accent); text-decoration: none; }
.friend-card img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.f-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--accent-bg); color: var(--accent); display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }
.f-name { font-weight: 600; }
.f-desc { color: var(--muted); font-size: 13px; margin-top: 2px; }