/* ============================================
   Life Journal — 全站样式
   风格：暖色、留白、大图、克制
   ============================================ */

:root {
  --bg: #faf8f5;
  --surface: #ffffff;
  --text: #2b2723;
  --text-muted: #8a8178;
  --accent: #c8674a;
  --accent-soft: #f4e9e3;
  --border: #ece7e0;
  --radius: 14px;
  --shadow: 0 2px 12px rgba(60, 45, 30, 0.06);
  --shadow-hover: 0 8px 28px rgba(60, 45, 30, 0.12);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1918;
    --surface: #242220;
    --text: #ece7e0;
    --text-muted: #9a9186;
    --accent: #e08a6b;
    --accent-soft: #3a322d;
    --border: #332f2b;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

.site-header {
  padding: 72px 0 40px;
  text-align: center;
}

.site-title {
  margin: 0;
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.site-sub {
  margin: 12px 0 0;
  color: var(--text-muted);
  font-size: 14px;
  letter-spacing: 0.06em;
}

.site-header--trip {
  padding: 40px 0 32px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}

.back {
  display: inline-block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 20px;
  transition: color 0.2s;
}
.back:hover { color: var(--accent); }

.trip-title {
  margin: 0 0 12px;
  font-size: clamp(26px, 4.5vw, 36px);
  line-height: 1.3;
}

.trip-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 16px;
}

.trip-meta .loc::before {
  content: "·";
  margin-right: 16px;
}

/* ---------- 页签 ---------- */

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 32px;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: fit-content;
}

.tab {
  padding: 9px 22px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 15px;
  letter-spacing: 0.04em;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}

.tab:hover {
  color: var(--text);
  background: var(--accent-soft);
}

.tab.is-active {
  background: var(--accent);
  color: #fff;
}

.view[hidden] { display: none; }

/* ---------- 成长足迹：月度相册 ----------
   配色与版式参考 growth-album 技能（墨/主题绿/浅绿/分隔线），
   但并入全站暖色基调的浅色背景，深色模式跟随 CSS 变量。 */

.growth-intro {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.gi-title {
  margin: 0 0 8px;
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.growth-intro p {
  margin: 0;
  color: var(--text-muted);
  font-size: 14px;
  letter-spacing: 0.04em;
}

/* ---------- 相册卡片墙 ---------- */

.albums {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.album {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.album:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--al-green-lt);
}

.al-masthead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px 18px;
  border-bottom: 2px solid var(--al-ink);
}

.al-mh-left {
  min-width: 0;
  flex: 1;
}

.al-kicker {
  display: block;
  margin-bottom: 10px;
  font-size: 10px;
  letter-spacing: 0.34em;
  color: var(--al-green);
  font-weight: 700;
}

.al-title {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.al-age {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 20px;
  background: var(--al-green-soft);
  color: var(--al-green);
  font-size: 12px;
  letter-spacing: 0.03em;
}

.al-mh-right {
  flex: none;
  text-align: right;
}

.al-yy {
  display: block;
  font-size: 34px;
  font-weight: 700;
  color: var(--al-green);
  line-height: 1;
  letter-spacing: -0.02em;
}

.al-mm {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--al-ink-3);
}

.al-cover {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
  background: var(--al-green-soft);
}

.al-cover--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--al-green-lt);
}

.al-summary {
  margin: 0;
  padding: 16px 24px 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* ---------- 相册详情页（杂志竖版） ---------- */

:root {
  --al-ink: #1e1c1a;
  --al-ink-2: #5f594f;
  --al-ink-3: #a49c90;
  --al-green: #3a6a4a;
  --al-green-lt: #93b183;
  --al-green-soft: #eaf0e7;
  --al-line: #e2ddd3;
}

.album-page {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px 72px;
}

.al-page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
  padding: 48px 0 32px;
  border-bottom: 2px solid var(--al-ink);
}

.al-page-head-l {
  min-width: 0;
  flex: 1;
}

.al-page-head .back {
  display: inline-block;
  margin-bottom: 26px;
}

.al-page-title {
  margin: 0 0 14px;
  font-size: clamp(30px, 6vw, 48px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

.al-page-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.al-page-head-r {
  flex: none;
  text-align: right;
}

.al-page-head-r .al-yy {
  font-size: 40px;
}

.al-page-head-r .al-mm {
  margin-top: 8px;
}

.al-body {
  padding-top: 8px;
  font-size: 16px;
  line-height: 2;
  color: var(--text);
}

.al-body h2 {
  margin: 48px 0 4px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.al-body h3 {
  margin: 40px 0 4px;
  font-size: 21px;
  font-weight: 700;
}

.al-body p {
  margin: 16px 0;
  color: var(--al-ink-2);
}

/* 数据卡（::: stats 语法生成） */
.al-body .stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 24px 0 28px;
  padding: 20px 0;
  border-top: 1px solid var(--al-line);
  border-bottom: 1px solid var(--al-line);
}

.al-body .stat {
  text-align: center;
}

.al-body .stat-num {
  font-size: 26px;
  font-weight: 700;
  color: var(--al-green);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.al-body .stat-lab {
  margin-top: 6px;
  font-size: 12px;
  color: var(--al-ink-3);
  letter-spacing: 0.04em;
}

.al-body em {
  font-style: normal;
  color: var(--al-green);
  font-weight: 600;
  border-bottom: 1px solid var(--al-green-lt);
}

/* 引用块：用于「序」与「小结」，左竖线 + 浅底 */
.al-body blockquote {
  margin: 20px 0;
  padding: 18px 22px;
  background: var(--al-green-soft);
  border-left: 3px solid var(--al-green-lt);
  border-radius: 0 8px 8px 0;
}

.al-body blockquote p {
  margin: 6px 0;
  color: var(--al-ink-2);
  line-height: 1.95;
}

.al-body ul {
  margin: 16px 0;
  padding-left: 22px;
  color: var(--al-ink-2);
}

.al-body figure.photo {
  margin: 24px 0 8px;
}

.al-body figure.photo img {
  width: 100%;
  border-radius: 12px;
  display: block;
}

.al-body figure.photo figcaption {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 2px solid var(--al-green-lt);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--al-ink-3);
}

.al-body > img {
  width: 100%;
  border-radius: 12px;
  display: block;
  margin: 24px 0 8px;
}

.al-page-foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 2px solid var(--al-ink);
}

.al-foot-l {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--al-ink-3);
}

.al-foot-r {
  font-size: 14px;
  color: var(--al-ink-2);
  text-align: right;
}

.al-standalone {
  margin-top: 40px;
  text-align: center;
}

.al-standalone .back {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
}

.al-standalone .back:hover {
  color: var(--accent);
}

@media (prefers-color-scheme: dark) {
  :root {
    --al-ink: #ece7e0;
    --al-ink-2: #b8b0a4;
    --al-ink-3: #8a8178;
    --al-green: #93b183;
    --al-green-lt: #6d8f63;
    --al-green-soft: #2a3229;
    --al-line: #3a352f;
  }
  .album:hover { border-color: var(--al-green-lt); }
}

/* ---------- 筛选栏 ---------- */

.filters {
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.filter-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.filter-row:last-child { margin-bottom: 0; }

.search-input {
  flex: 1;
  min-width: 0;
  padding: 11px 16px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.filter-label {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  flex-shrink: 0;
  width: 32px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  font-size: 13.5px;
  font-family: inherit;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.chip.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.chip.is-active .chip-n { color: rgba(255, 255, 255, 0.75); }

.chip-n {
  font-size: 11.5px;
  color: var(--text-muted);
  opacity: 0.8;
}

.clear-btn {
  padding: 10px 18px;
  font-size: 14px;
  font-family: inherit;
  color: var(--accent);
  background: var(--accent-soft);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: opacity 0.2s;
  white-space: nowrap;
}
.clear-btn:hover { opacity: 0.8; }

.result-count {
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--text-muted);
}

/* ---------- 卡片网格 ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
  padding-bottom: 64px;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow);
  transition: transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.28s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card-cover {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background: var(--accent-soft);
}

.card-cover--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  color: var(--accent);
  aspect-ratio: 4 / 3;
}

.card-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 12.5px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.card-meta .loc::before {
  content: "·";
  margin-right: 10px;
}

.card-title {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
}

.card-summary {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-tags {
  margin-top: auto;
  padding-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  font-size: 12px;
  font-family: inherit;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  letter-spacing: 0.03em;
  border: none;
  text-decoration: none;
  transition: opacity 0.2s;
}

button.tag {
  cursor: pointer;
}
button.tag:hover,
a.tag:hover {
  opacity: 0.72;
}

/* 处理完毕的卡片隐藏 */
.card[hidden] { display: none; }

/* ---------- 空状态 ---------- */

.empty-state {
  text-align: center;
  padding: 64px 24px 80px;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 40px;
  color: var(--accent);
  opacity: 0.5;
  margin-bottom: 16px;
}

.empty-state p {
  margin: 0 0 20px;
  font-size: 15px;
}

/* ---------- 详情页正文 ---------- */

.trip-content {
  max-width: 720px;
  margin: 0 auto 80px;
  font-size: 17px;
  line-height: 1.9;
}

.trip-content h1,
.trip-content h2 {
  margin: 48px 0 18px;
  font-size: 23px;
  line-height: 1.4;
}

.trip-content h3 {
  margin: 36px 0 14px;
  font-size: 18px;
}

.trip-content p {
  margin: 0 0 22px;
}

.trip-content a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.trip-content a:hover { border-bottom-color: var(--accent); }

.trip-content blockquote {
  margin: 28px 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--accent);
  color: var(--text-muted);
  font-style: italic;
}

.trip-content img {
  max-width: 100%;
  border-radius: 10px;
  margin: 8px 0;
}

.trip-content figure.photo {
  margin: 32px 0;
}

.trip-content figure.photo figcaption {
  margin-top: 10px;
  text-align: center;
  font-size: 13.5px;
  color: var(--text-muted);
}

.trip-content code {
  background: var(--accent-soft);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

/* 表格 */
.trip-content .table-wrap {
  overflow-x: auto;
  margin: 24px 0;
  -webkit-overflow-scrolling: touch;
}

.trip-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  min-width: 420px;
}

.trip-content th,
.trip-content td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.trip-content th {
  font-weight: 600;
  color: var(--text);
  background: var(--accent-soft);
  white-space: nowrap;
}

.trip-content tbody tr:hover {
  background: color-mix(in srgb, var(--accent-soft) 40%, transparent);
}

/* 详情页底部相册 */
.gallery-title {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  font-size: 18px;
  color: var(--text-muted);
  font-weight: 500;
}

.gallery {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.gallery-item {
  display: block;
  overflow: hidden;
  border-radius: 8px;
}

.gallery img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 8px;
  margin: 0;
  transition: transform 0.3s;
  cursor: zoom-in;
  display: block;
}
.gallery img:hover { transform: scale(1.03); }

.photo-count {
  color: var(--text-muted);
}
.photo-count::before {
  content: "·";
  margin-right: 16px;
}

/* ---------- 灯箱 ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(20, 18, 16, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  backdrop-filter: blur(4px);
}
.lightbox[hidden] { display: none; }

.lb-img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 6px;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.lb-close,
.lb-prev,
.lb-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 28px;
  line-height: 1;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.lb-close:hover,
.lb-prev:hover,
.lb-next:hover { background: rgba(255, 255, 255, 0.26); }

.lb-close { top: 24px; right: 24px; font-size: 30px; }
.lb-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 24px; top: 50%; transform: translateY(-50%); }

.lb-counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  letter-spacing: 0.1em;
}

@media (max-width: 640px) {
  .lightbox { padding: 12px; }
  .lb-prev, .lb-next { width: 40px; height: 40px; font-size: 22px; }
  .lb-prev { left: 8px; }
  .lb-next { right: 8px; }
  .lb-close { top: 12px; right: 12px; }
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 40px 0 56px;
  border-top: 1px solid var(--border);
  margin-top: 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.site-footer p { margin: 0; }

/* ---------- 响应式 ---------- */

@media (max-width: 640px) {
  .wrap { padding: 0 18px; }
  .site-header { padding: 48px 0 28px; }
  .grid { gap: 20px; }
  .trip-content { font-size: 16px; }
  .gallery { grid-template-columns: repeat(2, 1fr); }

  .filter-row--chips {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .filter-label { width: auto; }
  .chips {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .chips::-webkit-scrollbar { display: none; }
  .filter-row:first-child { flex-wrap: wrap; }
  .search-input { min-width: 100%; }

  /* 成长足迹：移动端收窄 */
  .tabs { width: 100%; }
  .tab { flex: 1; text-align: center; padding: 9px 12px; }
  .albums { grid-template-columns: 1fr; gap: 22px; }
  .album-page { padding: 0 18px 56px; }
  .al-page-head { padding: 32px 0 24px; gap: 16px; }
  .al-page-head-r .al-yy { font-size: 30px; }
  .al-masthead { padding: 18px 18px 14px; }
  .al-title { font-size: 19px; }
  .al-yy { font-size: 28px; }
  .al-summary { padding: 14px 18px 16px; }
  .al-body { font-size: 15px; }
  .al-body h2 { font-size: 22px; margin-top: 38px; }
  .al-body h3 { font-size: 19px; }
  .al-page-foot { margin-top: 40px; }
}