/* ============================================================
   帮扶大厅 · 样式（暖色调公益设计系统）
   配色：奶油底 #FAF6EF / 陶土橙 #E15A3F / 闭环绿 #2F8F7E / 进行中橙 #D98A2B
   字体：Noto Sans SC（系统回退）
   ============================================================ */
:root {
  --bf-cream: #FAF6EF;
  --bf-card: #FFFFFF;
  --bf-orange: #E15A3F;
  --bf-orange-dark: #B8402A;
  --bf-green: #2F8F7E;
  --bf-amber: #D98A2B;
  --bf-gray: #6E6862;
  --bf-ink: #2B2A28;
  --bf-chip: #F4EFE7;
  --bf-chip-orange: #FBE9E3;
  --bf-chip-green: #E2F0EC;
  --bf-chip-amber: #FBEFD9;
  --bf-line: #ECE4D8;
  --bf-shadow: 0 8px 28px rgba(43, 42, 40, 0.08);
}

.bf-body { background: var(--bf-cream); color: var(--bf-ink); font-family: "Noto Sans SC", "Microsoft YaHei", -apple-system, sans-serif; margin: 0; }
.bf-wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
a.bf-link { text-decoration: none; color: inherit; }

/* ---------- 导航 ---------- */
.bf-nav { position: sticky; top: 0; z-index: 50; background: rgba(250, 246, 239, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--bf-line); }
.bf-nav-inner { max-width: 1200px; margin: 0 auto; height: 68px; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.bf-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; color: var(--bf-ink); }
.bf-brand .bf-logo { width: 30px; height: 30px; border-radius: 8px; background: var(--bf-orange); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.bf-nav-links { display: flex; align-items: center; gap: 28px; }
.bf-nav-links a { color: var(--bf-gray); font-size: 15px; transition: color .2s; }
.bf-nav-links a:hover, .bf-nav-links a.active { color: var(--bf-orange); }
.bf-nav-actions { display: flex; align-items: center; gap: 14px; }
.bf-btn { border: none; cursor: pointer; border-radius: 22px; font-size: 14px; padding: 9px 18px; font-family: inherit; transition: all .2s; }
.bf-btn-ghost { background: #fff; color: var(--bf-orange); border: 1px solid var(--bf-orange); }
.bf-btn-ghost:hover { background: var(--bf-chip-orange); }
.bf-btn-primary { background: var(--bf-orange); color: #fff; }
.bf-btn-primary:hover { background: var(--bf-orange-dark); }
.bf-nav-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--bf-ink); cursor: pointer; }

/* ---------- Hero ---------- */
.bf-hero { padding: 56px 0 40px; text-align: center; }
.bf-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--bf-chip-orange); color: var(--bf-orange-dark); font-size: 13px; font-weight: 600; padding: 6px 14px; border-radius: 20px; margin-bottom: 18px; }
.bf-hero h1 { font-size: 38px; line-height: 1.25; margin: 0 0 14px; font-weight: 700; color: var(--bf-ink); }
.bf-hero p { font-size: 16px; color: var(--bf-gray); margin: 0 auto 28px; max-width: 640px; }
.bf-search { display: flex; max-width: 560px; margin: 0 auto; background: #fff; border: 1px solid var(--bf-line); border-radius: 30px; overflow: hidden; box-shadow: var(--bf-shadow); }
.bf-search input { flex: 1; border: none; outline: none; padding: 14px 22px; font-size: 15px; font-family: inherit; background: transparent; color: var(--bf-ink); }
.bf-search button { border: none; background: var(--bf-orange); color: #fff; padding: 0 26px; font-size: 15px; font-weight: 600; cursor: pointer; font-family: inherit; }
.bf-search button:hover { background: var(--bf-orange-dark); }

/* ---------- 数据统计 ---------- */
.bf-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 8px 0 36px; }
.bf-stat { background: #fff; border: 1px solid var(--bf-line); border-radius: 16px; padding: 22px 18px; text-align: center; }
.bf-stat .num { font-size: 32px; font-weight: 700; color: var(--bf-orange); line-height: 1.1; }
.bf-stat .num small { font-size: 15px; font-weight: 600; margin-left: 2px; }
.bf-stat .label { font-size: 13.5px; color: var(--bf-gray); margin-top: 6px; }

/* ---------- 筛选面板 ---------- */
.bf-filter { background: #fff; border: 1px solid var(--bf-line); border-radius: 18px; padding: 8px 24px 20px; box-shadow: var(--bf-shadow); margin-bottom: 28px; }
.bf-filter-row { display: flex; align-items: flex-start; gap: 16px; padding: 14px 0; border-bottom: 1px dashed var(--bf-line); }
.bf-filter-row:last-child { border-bottom: none; }
.bf-filter-label { flex: 0 0 96px; font-size: 14px; font-weight: 600; color: var(--bf-ink); padding-top: 6px; }
.bf-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.bf-chip { border: none; cursor: pointer; background: var(--bf-chip); color: var(--bf-gray); font-size: 13.5px; padding: 7px 16px; border-radius: 18px; font-family: inherit; transition: all .15s; }
.bf-chip:hover { background: var(--bf-chip-orange); }
.bf-chip.active { background: var(--bf-orange); color: #fff; font-weight: 600; }
.bf-filter-actions { display: flex; justify-content: flex-end; gap: 12px; padding-top: 16px; }

/* ---------- 结果统计行 ---------- */
.bf-result-bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 12px; }
.bf-result-count { font-size: 15px; color: var(--bf-ink); }
.bf-result-count b { color: var(--bf-orange); }
.bf-sort { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--bf-gray); }
.bf-sort select { font-family: inherit; font-size: 14px; padding: 7px 12px; border-radius: 10px; border: 1px solid var(--bf-line); background: #fff; color: var(--bf-ink); cursor: pointer; }

/* ---------- 档案卡片网格 ---------- */
.bf-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.bf-card { background: #fff; border: 1px solid var(--bf-line); border-radius: 18px; padding: 22px; box-shadow: var(--bf-shadow); transition: transform .18s, box-shadow .18s; display: flex; flex-direction: column; gap: 14px; }
.bf-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(43, 42, 40, 0.12); }
.bf-card-head { display: flex; align-items: center; gap: 12px; }
.bf-avatar { width: 46px; height: 46px; border-radius: 50%; background: var(--bf-orange); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 600; flex: 0 0 46px; }
.bf-card-name { font-size: 17px; font-weight: 700; color: var(--bf-ink); }
.bf-card-tags { display: flex; gap: 8px; margin-top: 4px; flex-wrap: wrap; }
.bf-tag { font-size: 12px; padding: 3px 10px; border-radius: 12px; background: var(--bf-chip); color: var(--bf-gray); }
.bf-tag.status-closed { background: var(--bf-chip-green); color: var(--bf-green); font-weight: 600; }
.bf-tag.status-processing { background: var(--bf-chip-amber); color: var(--bf-amber); font-weight: 600; }
.bf-tag.status-pending { background: var(--bf-chip); color: var(--bf-gray); font-weight: 600; }
.bf-card-region { font-size: 13px; color: var(--bf-gray); display: flex; align-items: center; gap: 4px; }
.bf-card-need { font-size: 14px; color: var(--bf-ink); line-height: 1.6; background: var(--bf-cream); border-radius: 12px; padding: 12px 14px; }
.bf-progress-row { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: var(--bf-gray); }
.bf-progress-track { height: 7px; background: var(--bf-chip); border-radius: 6px; overflow: hidden; }
.bf-progress-fill { height: 100%; border-radius: 6px; background: var(--bf-green); }
.bf-card-foot { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--bf-line); padding-top: 12px; margin-top: auto; }
.bf-card-unit { font-size: 13px; color: var(--bf-gray); }
.bf-trace-link { font-size: 13.5px; color: var(--bf-orange); font-weight: 600; }
.bf-trace-link:hover { color: var(--bf-orange-dark); }
.bf-empty { grid-column: 1 / -1; text-align: center; color: var(--bf-gray); padding: 60px 0; font-size: 15px; }

/* ---------- 详情页 ---------- */
.bf-detail-head { background: #fff; border: 1px solid var(--bf-line); border-radius: 18px; padding: 28px 32px; box-shadow: var(--bf-shadow); margin: 24px 0 32px; }
.bf-breadcrumb { font-size: 14px; color: var(--bf-gray); margin-bottom: 18px; }
.bf-breadcrumb a { color: var(--bf-orange); }
.bf-dh-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.bf-dh-left { display: flex; align-items: center; gap: 20px; }
.bf-dh-avatar { width: 72px; height: 72px; border-radius: 50%; background: var(--bf-orange); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 30px; font-weight: 600; flex: 0 0 72px; }
.bf-dh-name { font-size: 24px; font-weight: 700; color: var(--bf-ink); }
.bf-dh-meta { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; align-items: center; }
.bf-dh-right { text-align: right; display: flex; flex-direction: column; gap: 6px; }
.bf-dh-code-label { font-size: 13px; color: var(--bf-gray); }
.bf-dh-code { font-size: 18px; font-weight: 700; color: var(--bf-ink); letter-spacing: .5px; }
.bf-dh-unit { font-size: 13.5px; color: var(--bf-gray); }

.bf-section-title { font-size: 24px; font-weight: 700; color: var(--bf-ink); margin: 0 0 8px; }
.bf-section-sub { font-size: 14px; color: var(--bf-gray); margin: 0 0 28px; }

/* 时间线 */
.bf-timeline { position: relative; padding-left: 8px; }
.bf-tl-node { display: flex; gap: 18px; position: relative; padding-bottom: 30px; }
.bf-tl-node:last-child { padding-bottom: 0; }
.bf-tl-node::before { content: ""; position: absolute; left: 11px; top: 24px; bottom: -6px; width: 2px; background: var(--bf-line); }
.bf-tl-node:last-child::before { display: none; }
.bf-tl-dot { flex: 0 0 24px; width: 24px; height: 24px; border-radius: 50%; background: var(--bf-green); margin-top: 2px; z-index: 1; box-shadow: 0 0 0 4px rgba(47, 143, 126, 0.12); }
.bf-tl-node.pending .bf-tl-dot { background: #C9C2B8; box-shadow: 0 0 0 4px rgba(201, 194, 184, 0.18); }
.bf-tl-node.pending::before { background: repeating-linear-gradient(to bottom, var(--bf-line) 0 6px, transparent 6px 12px); }
.bf-tl-card { flex: 1; background: #fff; border: 1px solid var(--bf-line); border-radius: 14px; padding: 18px 22px; }
.bf-tl-node.pending .bf-tl-card { background: #fcfaf6; border-style: dashed; }
.bf-tl-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.bf-tl-stage { font-size: 16px; font-weight: 700; color: var(--bf-ink); }
.bf-tl-time { font-size: 13px; color: var(--bf-gray); }
.bf-tl-actor { font-size: 14px; color: var(--bf-gray); margin-bottom: 6px; }
.bf-tl-actor b { color: var(--bf-orange-dark); font-weight: 600; }
.bf-tl-desc { font-size: 14px; color: var(--bf-ink); line-height: 1.65; }
.bf-tl-node.pending .bf-tl-desc { color: var(--bf-gray); }

.bf-actions { display: flex; gap: 16px; justify-content: center; margin: 36px 0 8px; }

/* ---------- 页脚 ---------- */
.bf-footer { background: #2B2A28; color: #B8B0A6; margin-top: 56px; padding: 52px 0 36px; }
.bf-footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.bf-footer-top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; margin-bottom: 28px; }
.bf-footer-brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: #fff; }
.bf-footer-brand .bf-logo { width: 28px; height: 28px; border-radius: 7px; background: var(--bf-orange); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px; }
.bf-footer-tag { font-size: 13.5px; margin-top: 10px; }
.bf-footer-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.bf-footer-col h4 { color: #fff; font-size: 15px; margin: 0 0 12px; font-weight: 600; }
.bf-footer-col p { font-size: 13.5px; line-height: 1.9; white-space: pre-line; margin: 0; }
.bf-footer-divider { height: 1px; background: rgba(255,255,255,0.08); margin: 8px 0 20px; }
.bf-footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: #8C857C; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .bf-stats { grid-template-columns: repeat(2, 1fr); }
  .bf-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .bf-nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; background: var(--bf-cream); padding: 16px 24px; gap: 16px; border-bottom: 1px solid var(--bf-line); }
  .bf-nav-links.open { display: flex; }
  .bf-nav-toggle { display: block; }
  .bf-hero h1 { font-size: 28px; }
  .bf-grid { grid-template-columns: 1fr; }
  .bf-stats { grid-template-columns: 1fr 1fr; }
  .bf-filter-label { flex-basis: 100%; padding-top: 0; }
  .bf-filter-row { flex-direction: column; gap: 10px; }
  .bf-dh-row { flex-direction: column; align-items: flex-start; }
  .bf-dh-right { text-align: left; }
}