/* ============================================================
   释风史册 · 历史博物馆 样式
   规范化的记录展示，支持 AI 自动增量
   ============================================================ */

/* ---------- 页面头部 ---------- */
.museum-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 60px) 24px 60px;
  overflow: hidden;
  text-align: center;
}
.museum-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 500px at 20% 20%, rgba(14,165,233,0.07), transparent 60%),
    radial-gradient(700px 500px at 80% 80%, rgba(139,92,246,0.06), transparent 60%),
    radial-gradient(500px 400px at 50% 40%, rgba(20,184,166,0.04), transparent 60%),
    var(--bg-1);
  z-index: 0;
}
/* 装饰网格背景 */
.museum-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.025) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 25%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 25%, transparent 70%);
}
.museum-hero-content { position: relative; z-index: 2; }
.museum-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-soft);
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--border);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  margin-bottom: 28px;
}
.museum-hero-title {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(52px, 10vw, 100px);
  font-weight: 900;
  letter-spacing: 8px;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 20px rgba(14,165,233,0.15));
  margin-bottom: 8px;
}
.museum-hero-title .accent {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.museum-hero-sub {
  font-family: "Sora", sans-serif;
  font-size: clamp(14px, 2.5vw, 20px);
  font-weight: 600;
  letter-spacing: 8px;
  color: var(--text-mute);
  margin-bottom: 22px;
}
.museum-hero-desc {
  font-size: 16px;
  color: var(--text-soft);
  line-height: 1.8;
}

/* ---------- 主体 ---------- */
.museum-main {
  padding: 48px 0 120px;
  position: relative;
}

/* ---------- 工具栏 ---------- */
.museum-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  padding: 24px 28px;
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  margin-bottom: 36px;
  box-shadow: var(--shadow-card);
}
.filter-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.filter-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-mute);
  letter-spacing: 1px;
  margin-right: 4px;
}
.filter-btn {
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  white-space: nowrap;
}
.filter-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}
.filter-btn.active {
  color: #fff;
  background: var(--grad-accent);
  border-color: transparent;
  box-shadow: 0 2px 10px rgba(14,165,233,0.25);
}

/* 搜索 */
.museum-search {
  position: relative;
  flex: 1;
  min-width: 200px;
  max-width: 360px;
  margin-left: auto;
}
.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-mute);
  pointer-events: none;
}
.museum-search input {
  width: 100%;
  padding: 10px 16px 10px 42px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: rgba(255,255,255,0.6);
  border: 1px solid var(--border);
  border-radius: 999px;
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.museum-search input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.1);
}
.museum-search input::placeholder {
  color: var(--text-mute);
}

/* ---------- 统计摘要 ---------- */
.museum-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding: 20px 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.5);
  backdrop-filter: blur(6px);
  margin-bottom: 44px;
  overflow: hidden;
}
.ms-item {
  text-align: center;
  padding: 12px 8px;
  position: relative;
}
.ms-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0; top: 15%; bottom: 15%;
  width: 1px;
  background: var(--border);
}
.ms-num {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: clamp(22px, 3.5vw, 34px);
  font-weight: 700;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ms-label {
  font-size: 12px;
  color: var(--text-mute);
  letter-spacing: 1px;
  margin-top: 4px;
  display: block;
}

/* ---------- 记录列表 ---------- */
.museum-records {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

/* 年份分组 */
.record-year-group {
  position: relative;
}
.record-year-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.record-year {
  font-family: "Sora", sans-serif;
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 2px;
}
.record-year-count {
  font-size: 13px;
  color: var(--text-mute);
  padding: 4px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}

/* 单条记录卡片 */
.record-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  padding: 24px 28px;
  background: rgba(255,255,255,0.65);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.35s var(--ease), border-color 0.35s, box-shadow 0.35s, background 0.35s;
  margin-bottom: 14px;
  position: relative;
  overflow: hidden;
}
.record-card:last-child { margin-bottom: 0; }
.record-card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  background: rgba(255,255,255,0.9);
  box-shadow: var(--shadow-card);
}

/* 左侧：日期 + 分类 */
.record-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding-top: 2px;
}
.record-date {
  font-family: "Sora", sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-mute);
  letter-spacing: 1px;
}
.record-date-day {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  margin-bottom: 2px;
}
.record-cat-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 1px;
  white-space: nowrap;
}

/* 右侧：标题 + 内容 */
.record-body { display: flex; flex-direction: column; gap: 10px; }
.record-title {
  font-family: "Noto Serif SC", serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 1px;
  margin: 0;
}
.record-desc {
  font-size: 15px;
  color: var(--text-soft);
  line-height: 1.7;
  margin: 0;
}
.record-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.record-tags span {
  font-size: 11px;
  color: var(--text-mute);
  padding: 3px 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: border-color 0.25s, color 0.25s;
}
.record-card:hover .record-tags span {
  border-color: rgba(14,165,233,0.3);
  color: var(--text-soft);
}
.record-members {
  font-size: 12px;
  color: var(--text-mute);
  margin-top: 2px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.record-members svg { opacity: 0.5; }

/* ---------- 空状态 ---------- */
.museum-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-mute);
}
.museum-empty svg {
  margin: 0 auto 16px;
  opacity: 0.4;
}
.museum-empty p { font-size: 15px; }

/* ---------- 页脚适配（导航不重复高亮） ---------- */
.navbar { background: rgba(248, 249, 252, 0.78); backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%); border-bottom-color: var(--border); box-shadow: 0 2px 20px rgba(0,0,0,0.06); }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .record-card { grid-template-columns: 1fr; gap: 12px; padding: 20px 22px; }
  .record-meta { flex-direction: row; align-items: center; flex-wrap: wrap; gap: 10px; }
  .record-date-day { font-size: 20px; margin-bottom: 0; }
  .museum-stats { grid-template-columns: repeat(2, 1fr); }
  .ms-item:nth-child(2)::after { display: none; }
}

@media (max-width: 720px) {
  .museum-toolbar { flex-direction: column; align-items: stretch; gap: 14px; padding: 20px; }
  .museum-search { max-width: none; margin-left: 0; }
  .museum-stats { grid-template-columns: repeat(2, 1fr); }
  .record-card { padding: 18px 16px; border-radius: var(--radius-sm); }
  .record-year { font-size: 26px; }
  .museum-records { gap: 40px; }
  .museum-hero { min-height: 40vh; padding-top: calc(var(--nav-h) + 40px); }
}