/* 姿势灵感库 · 前台样式
   设计令牌（按视觉复刻说明）：暖白背景、黑灰文字、陶土色强调、细边框 */
:root {
  --bg: #F7F6F2;
  --surface: #FFFFFF;
  --text: #262521;
  --text-2: #74716A;
  --accent: #B85C45;
  --accent-dark: #A04C38;
  --accent-soft: #F6E9E4;
  --border: #E7E2DA;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(38,37,33,.04), 0 4px 16px rgba(38,37,33,.05);
  --maxw: 1240px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  line-height: 1.6; font-size: 15px;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,246,242,.92); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .inner { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { font-size: 20px; font-weight: 800; letter-spacing: .5px; display: flex; align-items: center; gap: 8px; }
.brand svg { color: var(--accent); }
.nav { display: flex; gap: 4px; }
.nav a {
  padding: 6px 14px; border-radius: 8px; color: var(--text-2); font-weight: 500; position: relative;
}
.nav a:hover { color: var(--text); background: #EFECE6; }
.nav a.active { color: var(--text); font-weight: 600; }
.nav a.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: -2px; height: 2px;
  background: var(--accent); border-radius: 2px;
}
.header-search { flex: 1; max-width: 380px; margin-left: auto; position: relative; }
.header-search input {
  width: 100%; height: 38px; padding: 0 38px 0 14px; border: 1px solid var(--border);
  border-radius: 19px; background: var(--surface); font-size: 14px; color: var(--text);
}
.header-search input::placeholder { color: #A8A49B; }
.header-search button {
  position: absolute; right: 5px; top: 5px; width: 28px; height: 28px; border: 0; border-radius: 50%;
  background: transparent; color: var(--text-2); display: grid; place-items: center;
}
.header-search button:hover { color: var(--accent); }
.icon-btn {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--border); background: var(--surface);
  display: grid; place-items: center; color: var(--text-2);
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); }
.menu-toggle { display: none; }

/* ---------- 首页 Hero ---------- */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; padding: 72px 0 56px; }
.hero .eyebrow { color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: 3px; margin: 0 0 12px; }
.hero h1 { font-size: 44px; line-height: 1.25; margin: 0 0 18px; font-weight: 800; letter-spacing: 1px; }
.hero p.sub { color: var(--text-2); font-size: 16px; margin: 0 0 28px; max-width: 460px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 0 22px; height: 44px;
  border-radius: 22px; border: 1px solid transparent; font-size: 15px; font-weight: 600;
  transition: all .15s ease;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-outline { background: var(--surface); border-color: var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.hero-feats { display: flex; gap: 24px; margin-top: 30px; color: var(--text-2); font-size: 14px; flex-wrap: wrap; }
.hero-feats span { display: inline-flex; align-items: center; gap: 6px; }
.hero-feats svg { color: var(--accent); }
.hero-art { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.hero-art .art-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; aspect-ratio: 3/4; display: grid; place-items: center;
}
.hero-art .art-card img { width: 100%; height: 100%; object-fit: contain; }
.hero-art .art-card:nth-child(2) { transform: translateY(14px); }
.hero-art .art-card:nth-child(3) { transform: translateY(-8px); }

/* ---------- 分类卡片 ---------- */
.section { padding: 8px 0 40px; }
.section-head { display: flex; align-items: baseline; gap: 16px; margin: 0 0 20px; }
.section-head h2 { font-size: 26px; margin: 0; font-weight: 800; }
.section-head p { color: var(--text-2); margin: 0; font-size: 14px; }
.section-head .more { margin-left: auto; color: var(--accent); font-weight: 600; font-size: 14px; }
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cat-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; position: relative; overflow: hidden; min-height: 150px;
  transition: box-shadow .15s ease, transform .15s ease;
}
.cat-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.cat-card h3 { margin: 0 0 6px; font-size: 19px; }
.cat-card p { margin: 0; color: var(--text-2); font-size: 13px; max-width: 60%; }
.cat-card .count { display: inline-block; margin-top: 10px; font-size: 12px; color: var(--accent); background: var(--accent-soft); border-radius: 10px; padding: 2px 10px; }
.cat-card .arrow { position: absolute; left: 20px; bottom: 16px; color: var(--accent); }
.cat-card .thumb {
  position: absolute; right: -10px; bottom: -6px; width: 46%; height: 78%; opacity: .95;
}
.cat-card .thumb img { width: 100%; height: 100%; object-fit: contain; object-position: bottom right; }

/* ---------- 姿势卡片 ---------- */
.chip-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 0 0 20px; align-items: center; }
.chip {
  padding: 6px 16px; border-radius: 16px; border: 1px solid var(--border); background: var(--surface);
  font-size: 13px; color: var(--text-2);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.pose-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pose-grid.cols-5 { grid-template-columns: repeat(5, 1fr); }
.pose-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; position: relative; transition: box-shadow .15s ease, transform .15s ease;
  display: flex; flex-direction: column;
}
.pose-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.pose-card .img-wrap { aspect-ratio: 4/5; background: #FBFAF7; display: grid; place-items: center; overflow: hidden; }
.pose-card .img-wrap img { width: 100%; height: 100%; object-fit: contain; }
.pose-card .meta { padding: 10px 14px 12px; display: flex; align-items: center; gap: 8px; }
.pose-card .meta .no { font-weight: 700; font-size: 14px; }
.pose-card .meta .cat { color: var(--text-2); font-size: 12px; }
.pose-card .meta .fav { margin-left: auto; }
.fav-btn {
  border: 0; background: transparent; color: #C9C4B9; width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
}
.fav-btn:hover { color: var(--accent); background: var(--accent-soft); }
.fav-btn.on { color: var(--accent); }
.angle-dots { position: absolute; top: 10px; left: 10px; display: flex; gap: 4px; }
.angle-dots i { width: 6px; height: 6px; border-radius: 50%; background: #D8D3C8; }
.angle-dots i.on { background: var(--accent); }

/* ---------- 姿势库页 ---------- */
.page-head { padding: 40px 0 8px; }
.page-head h1 { font-size: 34px; margin: 0 0 6px; font-weight: 800; }
.page-head p { color: var(--text-2); margin: 0; }
.poses-layout { display: grid; grid-template-columns: 220px 1fr; gap: 28px; padding: 24px 0 56px; align-items: start; }
.filter-panel { position: sticky; top: 84px; }
.filter-block { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-bottom: 14px; }
.filter-block h4 { margin: 0 0 10px; font-size: 14px; display: flex; justify-content: space-between; align-items: center; }
.filter-block h4 .reset { color: var(--accent); font-size: 12px; font-weight: 500; border: 0; background: none; padding: 0; }
.filter-list { display: flex; flex-direction: column; gap: 2px; }
.filter-list button {
  text-align: left; border: 0; background: none; padding: 8px 10px; border-radius: 8px;
  font-size: 14px; color: var(--text-2); display: flex; align-items: center; gap: 8px;
}
.filter-list button:hover { background: #F2EFE9; color: var(--text); }
.filter-list button.active { background: var(--accent); color: #fff; }
.filter-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-tags .chip { padding: 4px 12px; font-size: 12px; }
.result-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.result-bar .cur { color: var(--text-2); font-size: 13px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.result-bar .sort { margin-left: auto; display: flex; align-items: center; gap: 8px; color: var(--text-2); font-size: 13px; }
select.input, .input {
  height: 38px; padding: 0 12px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--surface); font-size: 14px; color: var(--text); font-family: inherit;
}
.tag-x { display: inline-flex; align-items: center; gap: 6px; background: var(--accent); color: #fff; border-radius: 14px; padding: 3px 12px; font-size: 12px; border: 0; }
.pagination { display: flex; justify-content: center; gap: 6px; margin: 32px 0 8px; }
.pagination button {
  min-width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface);
  color: var(--text-2); font-size: 14px; padding: 0 8px;
}
.pagination button:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.pagination button.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.pagination button:disabled { opacity: .4; cursor: not-allowed; }

/* ---------- 详情页 ---------- */
.crumb { padding: 22px 0 0; color: var(--text-2); font-size: 13px; display: flex; gap: 8px; flex-wrap: wrap; }
.crumb a:hover { color: var(--accent); }
.detail-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; padding: 20px 0 16px; align-items: start; }
.detail-main-img {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px;
  aspect-ratio: 4/3.4; display: grid; place-items: center; overflow: hidden; position: relative;
}
.detail-main-img img { max-width: 100%; max-height: 100%; object-fit: contain; }
.detail-main-img .img-error { color: var(--text-2); font-size: 14px; text-align: center; padding: 20px; }
.angle-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 14px; }
.angle-item { border: 2px solid transparent; background: var(--surface); border-radius: 12px; overflow: hidden; padding: 0; }
.angle-item .wrap { aspect-ratio: 1; display: grid; place-items: center; background: #FBFAF7; }
.angle-item img { width: 100%; height: 100%; object-fit: contain; }
.angle-item .lbl { text-align: center; font-size: 12px; color: var(--text-2); padding: 6px 0; }
.angle-item.active { border-color: var(--accent); }
.angle-item.active .lbl { color: var(--accent); font-weight: 600; }
.detail-info h1 { font-size: 32px; margin: 4px 0 10px; font-weight: 800; }
.detail-info .desc { color: var(--text-2); margin: 0 0 16px; }
.detail-info .tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.detail-info .tags .t { font-size: 12px; color: var(--accent); background: var(--accent-soft); padding: 4px 12px; border-radius: 12px; }
.detail-info .tags .t.plain { color: var(--text-2); background: #F0EDE7; }
.detail-actions { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.info-table { display: grid; grid-template-columns: 88px 1fr; row-gap: 10px; font-size: 14px; border-top: 1px solid var(--border); padding-top: 18px; }
.info-table dt { color: var(--text-2); display: flex; gap: 6px; align-items: center; margin: 0; }
.info-table dd { margin: 0; }
.notice-card { background: #FBF7EF; border: 1px solid #EFE3CE; border-radius: var(--radius); padding: 16px 18px; margin-top: 22px; }
.notice-card h4 { margin: 0 0 8px; color: var(--accent); font-size: 14px; display: flex; align-items: center; gap: 6px; }
.notice-card ol { margin: 0; padding-left: 18px; color: var(--text-2); font-size: 13px; }
.toast {
  position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%) translateY(20px);
  background: var(--text); color: #fff; padding: 10px 22px; border-radius: 22px; font-size: 14px;
  opacity: 0; transition: all .25s ease; z-index: 100; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 收藏页 ---------- */
.local-note {
  background: #FBF7EF; border: 1px solid #EFE3CE; border-radius: var(--radius);
  padding: 14px 18px; color: var(--text-2); font-size: 13px; display: flex; gap: 10px; align-items: flex-start;
  max-width: 420px; margin-left: auto;
}
.local-note b { color: var(--accent); display: block; font-size: 14px; }
.fav-head { display: flex; align-items: flex-start; gap: 20px; flex-wrap: wrap; }

/* ---------- 状态 ---------- */
.state { text-align: center; padding: 80px 20px; color: var(--text-2); }
.state svg { color: #D8D3C8; margin-bottom: 14px; }
.state h3 { color: var(--text); margin: 0 0 6px; }
.skeleton { background: linear-gradient(90deg, #F0EDE7 25%, #F7F5F0 50%, #F0EDE7 75%); background-size: 200% 100%; animation: sk 1.2s infinite; border-radius: var(--radius); }
@keyframes sk { to { background-position: -200% 0; } }

/* ---------- 页脚 ---------- */
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; padding: 32px 0; color: var(--text-2); font-size: 13px; }
.site-footer .inner { display: flex; gap: 24px; flex-wrap: wrap; align-items: center; }
.site-footer .links { margin-left: auto; display: flex; gap: 18px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .pose-grid, .pose-grid.cols-5 { grid-template-columns: repeat(3, 1fr); }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { grid-template-columns: 1fr; padding-top: 48px; }
  .hero-art { max-width: 520px; }
  .detail-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .nav, .header-search { display: none; }
  .menu-toggle { display: grid; }
  .site-header.open .nav {
    display: flex; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column;
    background: var(--surface); border-bottom: 1px solid var(--border); padding: 10px 16px 16px; gap: 2px;
  }
  .site-header.open .header-search { display: block; position: absolute; top: calc(64px + 178px); left: 16px; right: 16px; max-width: none; }
  .hero h1 { font-size: 30px; }
  .pose-grid, .pose-grid.cols-5 { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cat-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .poses-layout { grid-template-columns: 1fr; }
  .filter-panel { position: static; }
  .filter-toggle { display: flex !important; }
  .filter-panel .panel-body { display: none; }
  .filter-panel.open .panel-body { display: block; }
  .angle-row { grid-template-columns: repeat(5, 1fr); gap: 6px; }
  .detail-actions .btn { flex: 1; justify-content: center; }
  .local-note { margin-left: 0; }
  .page-head h1 { font-size: 26px; }
}
.filter-toggle {
  display: none; width: 100%; height: 44px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface); font-size: 14px; font-weight: 600; color: var(--text);
  align-items: center; justify-content: center; gap: 8px; margin-bottom: 14px;
}

/* ================= 无障碍 ================= */
.skip-link {
  position: absolute; left: 8px; top: -48px; z-index: 200;
  background: var(--accent); color: #fff;
  padding: 10px 18px; border-radius: 0 0 10px 10px;
  font-size: 14px; font-weight: 600; text-decoration: none;
  transition: top .15s ease;
}
.skip-link:focus { top: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}