/* 拾光画廊静态站 — OKLCH 品牌色（与 apps/web globals.css 同源）
   设计哲学：温润、克制、有机、清醒（见 CLAUDE.md 设计体系）
   纯 CSS 无框架；移动端优先适配（竖版壁纸给手机看）
*/

:root {
  /* 色板（同 apps/web globals.css :root） */
  --background: oklch(0.975 0.01 95); /* Paper 纸 */
  --foreground: oklch(0.155 0.006 95); /* Ink 墨 */
  --muted: oklch(0.945 0.004 95); /* Mist 雾 */
  --muted-foreground: oklch(0.52 0.005 95); /* Smoke 烟 */
  --primary: oklch(0.488 0.088 158); /* Sage 苔 */
  --primary-foreground: oklch(0.975 0.01 95);
  --card: oklch(0.992 0.006 95);
  --border: oklch(0.9 0.004 95);
  --radius: 12px;

  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", system-ui,
    sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "Songti TC", serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ===== 顶栏 ===== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 16px 24px;
  background: color-mix(in oklch, var(--background) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.brand-mark {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--foreground);
}

.brand-sub {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

.nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
}

.nav a {
  color: var(--muted-foreground);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color 100ms, border-color 100ms;
}

.nav a:hover {
  color: var(--foreground);
}

.nav a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ===== 主容器 ===== */
.app {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
}

.loading,
.error {
  text-align: center;
  padding: 80px 24px;
  color: var(--muted-foreground);
}

.error-title {
  font-size: 18px;
  color: var(--foreground);
  margin: 0 0 8px;
}

.error-msg {
  font-size: 13px;
  margin: 0 0 16px;
}

.btn-retry {
  font: inherit;
  font-size: 13px;
  padding: 8px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
  cursor: pointer;
  transition: border-color 100ms, background 100ms;
}

.btn-retry:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ===== 今日精选（DailyHero 布局） ===== */
.hero-section {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.hero {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 28px;
  align-items: stretch;
}

.hero-image-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--muted);
  aspect-ratio: 16 / 9;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 200ms;
}

.hero-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 8px 4px;
}

.hero-date {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

.hero-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 600;
  line-height: 1.25;
  color: var(--foreground);
}

.hero-narrative {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted-foreground);
  max-width: 42ch;
}

/* ===== 缩略图栅格 ===== */
.thumb-strip {
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.strip-title {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin: 0 0 16px;
  font-weight: 500;
}

.thumb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
}

.thumb {
  position: relative;
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  background: var(--muted);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: transform 100ms, outline-color 100ms;
  outline: 2px solid transparent;
  outline-offset: 2px;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumb:hover {
  transform: translateY(-2px);
}

.thumb[aria-selected="true"] {
  outline-color: var(--primary);
}

/* ===== 历史列表 ===== */
.history-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-title {
  font-family: var(--font-serif);
  font-size: 28px;
  margin: 0 0 8px;
}

.day-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.day-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--border);
  transition: border-color 100ms, transform 100ms;
}

.day-item:hover {
  border-color: var(--primary);
  transform: translateY(-1px);
}

.day-thumb {
  width: 120px;
  height: 68px;
  object-fit: cover;
  border-radius: 8px;
  background: var(--muted);
}

.day-info {
  min-width: 0;
}

.day-date {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted-foreground);
  margin: 0 0 4px;
}

.day-title {
  font-family: var(--font-serif);
  font-size: 18px;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.day-count {
  font-size: 12px;
  color: var(--muted-foreground);
}

.day-no-wallpaper {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--muted);
  color: var(--muted-foreground);
  margin-left: 8px;
}

/* ===== 视频播放 ===== */
.video-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 960px;
  margin: 0 auto;
}

.video-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.video-title {
  font-family: var(--font-serif);
  font-size: 24px;
  margin: 0;
}

.video-player {
  width: 100%;
  border-radius: 8px;
  background: #000;
  aspect-ratio: 16 / 9;
}

.video-meta {
  margin: 0;
  font-size: 13px;
  color: var(--muted-foreground);
}

.back-link {
  display: inline-block;
  font-size: 14px;
  color: var(--muted-foreground);
  padding: 8px 0;
}

.back-link:hover {
  color: var(--primary);
}

/* ===== 移动端适配（竖版壁纸给手机） ===== */
@media (max-width: 768px) {
  .app {
    padding: 16px;
  }

  .topbar {
    padding: 12px 16px;
  }

  .brand-sub {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .hero-image-wrap {
    aspect-ratio: 4 / 5;
  }

  .hero-text {
    padding: 0;
  }

  .hero-title {
    font-size: 24px;
  }

  .thumb-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 8px;
  }

  .day-item {
    grid-template-columns: 80px 1fr;
  }

  .day-thumb {
    width: 80px;
    height: 80px;
  }

  .day-count {
    grid-column: 1 / -1;
  }
}

/* ===== 竖版壁纸专用展示（手机） ===== */
.portrait-wallpaper {
  margin-top: 16px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--muted);
}

.portrait-wallpaper img {
  width: 100%;
  height: auto;
  display: block;
}