/* 作品集共享导航 / 面包屑 / 全局搜索 / 统一收藏
 * 独立于 portfolio.css：这些组件位于 #portfolio-page 之外，自带明暗变量。 */

:root {
  --pn-primary: var(--anzhiyu-theme, #425aef);
  --pn-primary-soft: rgba(66, 90, 239, 0.12);
  --pn-text: #2c2b3a;
  --pn-text-sub: #6f6c84;
  --pn-surface: #ffffff;
  --pn-surface-2: rgba(255, 255, 255, 0.9);
  --pn-border: rgba(110, 100, 140, 0.16);
  --pn-track: rgba(28, 26, 50, 0.06);
  --pn-shadow: 0 14px 44px rgba(70, 60, 100, 0.14);
  --pn-radius: 14px;
}
[data-theme="dark"] {
  --pn-primary: #FFD77A;
  --pn-primary-soft: rgba(255, 215, 122, 0.14);
  --pn-text: #F7F1E1;
  --pn-text-sub: #A8A5B8;
  --pn-surface: #121426;
  --pn-surface-2: rgba(18, 20, 38, 0.92);
  --pn-border: rgba(255, 215, 122, 0.18);
  --pn-track: rgba(255, 255, 255, 0.08);
  --pn-shadow: 0 12px 44px rgba(0, 0, 0, 0.5);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --pn-primary: #FFD77A;
    --pn-primary-soft: rgba(255, 215, 122, 0.14);
    --pn-text: #F7F1E1;
    --pn-text-sub: #A8A5B8;
    --pn-surface: #121426;
    --pn-surface-2: rgba(18, 20, 38, 0.92);
    --pn-border: rgba(255, 215, 122, 0.18);
    --pn-track: rgba(255, 255, 255, 0.08);
    --pn-shadow: 0 12px 44px rgba(0, 0, 0, 0.5);
  }
}

/* ---------- 顶栏 ---------- */
.pf-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  margin: 0 -4px 14px;
  padding: 10px 14px;
  background: var(--pn-surface-2);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--pn-border);
}
.pf-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}
.pf-nav-brand {
  text-decoration: none;
  color: var(--pn-text);
  font-weight: 700;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
}
.pf-nav-logo {
  background: linear-gradient(120deg, var(--pn-primary), color-mix(in srgb, var(--pn-primary) 55%, #ff8a5b));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 18px;
}
.pf-nav-links {
  list-style: none;
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
  flex: 1;
}
.pf-nav-item { margin: 0; }
.pf-nav-link {
  display: inline-block;
  padding: 7px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--pn-text-sub);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background .2s, color .2s;
}
.pf-nav-link:hover { color: var(--pn-primary); background: var(--pn-primary-soft); }
.pf-nav-link.is-active {
  color: #fff;
  background: var(--pn-primary);
}
[data-theme="dark"] .pf-nav-link.is-active,
:root:not([data-theme="light"]) .pf-nav-link.is-active { color: #1a1626; }
.pf-nav-tools { display: flex; gap: 8px; }
.pf-nav-btn {
  position: relative;
  border: 1px solid var(--pn-border);
  background: var(--pn-surface);
  color: var(--pn-text);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13.5px;
  cursor: pointer;
  transition: border-color .2s, color .2s, transform .12s;
}
.pf-nav-btn:hover { color: var(--pn-primary); border-color: var(--pn-primary); }
.pf-nav-btn:active { transform: scale(0.96); }
.pf-nav-badge {
  display: inline-block;
  min-width: 18px;
  margin-left: 4px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--pn-primary);
  color: #fff;
  font-size: 11px;
  line-height: 18px;
  text-align: center;
}
[data-theme="dark"] .pf-nav-badge,
:root:not([data-theme="light"]) .pf-nav-badge { color: #1a1626; }

/* ---------- 面包屑 ---------- */
.pf-crumb {
  max-width: 1200px;
  margin: 0 auto 14px;
  padding: 0 14px;
  font-size: 12.5px;
  color: var(--pn-text-sub);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.pf-crumb-link { color: var(--pn-text-sub); text-decoration: none; }
.pf-crumb-link:hover { color: var(--pn-primary); }
.pf-crumb-sep { opacity: .5; }
.pf-crumb-cur { color: var(--pn-text); font-weight: 600; }

/* ---------- 全局搜索弹层 ---------- */
.pf-search-modal,
.pf-col-drawer {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
}
.pf-search-modal[hidden],
.pf-col-drawer[hidden] { display: none; }
.pf-search-mask,
.pf-col-mask {
  position: absolute;
  inset: 0;
  background: rgba(20, 18, 40, 0.5);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}
.pf-search-panel {
  position: relative;
  margin: 8vh auto auto;
  width: min(680px, 92vw);
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  background: var(--pn-surface);
  border: 1px solid var(--pn-border);
  border-radius: 18px;
  box-shadow: var(--pn-shadow);
  overflow: hidden;
}
.pf-search-head {
  display: flex;
  gap: 8px;
  padding: 14px;
  border-bottom: 1px solid var(--pn-border);
}
#pfSearchInput {
  flex: 1;
  border: 1px solid var(--pn-border);
  background: var(--pn-track);
  color: var(--pn-text);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 15px;
  outline: none;
}
#pfSearchInput:focus { border-color: var(--pn-primary); }
.pf-search-close,
.pf-col-close {
  border: none;
  background: var(--pn-track);
  color: var(--pn-text);
  border-radius: 10px;
  width: 38px;
  font-size: 20px;
  cursor: pointer;
}
.pf-search-close:hover,
.pf-col-close:hover { color: var(--pn-primary); }
.pf-search-results {
  overflow-y: auto;
  padding: 8px;
}
.pf-search-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
}
.pf-search-item:hover { background: var(--pn-primary-soft); }
.pf-search-thumb {
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 10px;
  background-size: cover;
  background-position: center;
  background-color: var(--pn-track);
}
.pf-search-thumb--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--pn-primary);
}
.pf-search-meta { flex: 1; min-width: 0; }
.pf-search-title { display: block; font-weight: 600; color: var(--pn-text); }
.pf-search-desc {
  display: block;
  font-size: 12.5px;
  color: var(--pn-text-sub);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pf-search-tags { margin-top: 4px; display: flex; flex-wrap: wrap; gap: 4px; }
.pf-search-tag {
  font-size: 11px;
  color: var(--pn-primary);
  background: var(--pn-primary-soft);
  border-radius: 999px;
  padding: 1px 8px;
}
.pf-search-page {
  flex: none;
  font-size: 11px;
  color: var(--pn-text-sub);
  border: 1px solid var(--pn-border);
  border-radius: 999px;
  padding: 2px 8px;
}
.pf-search-empty {
  padding: 30px;
  text-align: center;
  color: var(--pn-text-sub);
  font-size: 13.5px;
}

/* ---------- 统一收藏抽屉 ---------- */
.pf-col-drawer { justify-content: flex-end; }
.pf-col-panel {
  position: relative;
  width: min(380px, 92vw);
  height: 100%;
  background: var(--pn-surface);
  border-left: 1px solid var(--pn-border);
  box-shadow: var(--pn-shadow);
  display: flex;
  flex-direction: column;
}
.pf-col-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid var(--pn-border);
}
.pf-col-title { margin: 0; font-size: 16px; color: var(--pn-text); }
.pf-col-list { flex: 1; overflow-y: auto; padding: 10px; display: flex; flex-direction: column; gap: 8px; }
.pf-col-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  border: 1px solid transparent;
}
.pf-col-item:hover { border-color: var(--pn-border); background: var(--pn-primary-soft); }
.pf-col-thumb {
  width: 42px; height: 42px; flex: none;
  border-radius: 9px;
  background-size: cover; background-position: center;
  background-color: var(--pn-track);
}
.pf-col-thumb--empty {
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: var(--pn-primary);
}
.pf-col-meta { flex: 1; min-width: 0; }
.pf-col-name { display: block; font-weight: 600; color: var(--pn-text); font-size: 13.5px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pf-col-kind { display: block; font-size: 11.5px; color: var(--pn-text-sub); }
.pf-col-remove {
  border: none; background: var(--pn-track); color: var(--pn-text-sub);
  width: 26px; height: 26px; border-radius: 8px; cursor: pointer; font-size: 16px; flex: none;
}
.pf-col-remove:hover { color: #e2567a; background: rgba(226,86,122,.12); }
.pf-col-empty { padding: 40px 20px; text-align: center; color: var(--pn-text-sub); font-size: 13px; }
.pf-col-foot { padding: 12px 16px; border-top: 1px solid var(--pn-border); }
.pf-col-clear {
  width: 100%; border: 1px solid var(--pn-border); background: var(--pn-surface);
  color: var(--pn-text-sub); border-radius: 10px; padding: 9px; font-size: 13px; cursor: pointer;
}
.pf-col-clear:hover { color: #e2567a; border-color: #e2567a; }

/* ---------- 通用收藏按钮（卡片/详情上挂载） ---------- */
.pf-collect-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--pn-border);
  background: var(--pn-surface);
  color: var(--pn-text);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12.5px;
  cursor: pointer;
  transition: border-color .2s, color .2s, transform .12s;
}
.pf-collect-btn:hover { color: var(--pn-primary); border-color: var(--pn-primary); }
.pf-collect-btn:active { transform: scale(0.96); }
.pf-collect-btn.is-on { color: var(--pn-primary); border-color: var(--pn-primary); background: var(--pn-primary-soft); }
.pf-collect-btn .pf-star { font-size: 14px; line-height: 1; }

/* 灯箱内的收藏按钮（复用 .pf-lb-btn 绝对定位） */
.pf-lb-collect.is-on {
  color: var(--pn-primary);
  border-color: var(--pn-primary);
  background: var(--pn-primary-soft);
}

/* ---------- 响应式 ---------- */
@media (max-width: 720px) {
  .pf-nav-inner { flex-wrap: wrap; gap: 8px; }
  /* flex-basis 会覆盖 width，必须用 flex: 1 1 100% 才能让标签独占整行 */
  .pf-nav-links { order: 3; flex: 1 1 100%; width: 100%; min-width: 0; overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .pf-nav-links::-webkit-scrollbar { display: none; }
  .pf-nav-item { flex: 0 0 auto; }
  .pf-nav-tools { margin-left: auto; }
  .pf-nav-link { padding: 6px 11px; font-size: 13px; }
  .pf-search-panel { width: min(680px, 94vw); margin-top: 6vh; }
}

/* ---------- 超小屏（手机竖屏） ---------- */
@media (max-width: 480px) {
  .pf-nav { padding: 8px 10px; margin: 0 0 12px; }
  .pf-nav-logo { font-size: 16px; }
  .pf-nav-link { padding: 6px 10px; font-size: 12.5px; }
  .pf-nav-btn { padding: 6px 11px; font-size: 12.5px; }
  .pf-nav-badge { min-width: 16px; line-height: 16px; }
  .pf-crumb { font-size: 11.5px; gap: 6px; }
  .pf-search-panel { width: 100%; margin-top: 4vh; border-radius: 14px; max-height: 88vh; }
  .pf-search-item { gap: 10px; padding: 9px; }
  .pf-search-thumb { width: 40px; height: 40px; }
  .pf-col-panel { width: 100%; }
  .pf-col-head { padding: 14px; }
}