/* ============================================================
   拾星揽月 · 全站样式
   皮肤系统：7 个时段各有天色（body[data-daypart]，由 common.js 设置；
   用户可在左下时段牌手动选择，记忆于 localStorage）。
   ============================================================ */

:root {
  --bg: #0b1026;
  --bg-2: #141b3d;
  --card: rgba(255, 255, 255, 0.06);
  --card-hover: rgba(255, 255, 255, 0.10);
  --line: rgba(255, 255, 255, 0.12);
  --text: #f5f3ee;
  --text-dim: #9aa3c0;
  --accent: #e8c97a;   /* 星金 */
  --accent-2: #8ea6ff; /* 星蓝 */
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

/* ============ 时段皮肤：变量组 ============ */
/* 亮色时段（清晨/上午/正午/下午）共享 */
body[data-daypart="dawn"], body[data-daypart="morning"],
body[data-daypart="noon"], body[data-daypart="afternoon"] {
  --card: rgba(255, 255, 255, 0.55);
  --card-hover: rgba(255, 255, 255, 0.85);
  --line: rgba(30, 50, 90, 0.14);
  --text: #2b3a55;
  --text-dim: #66748f;
  --accent: #b8860b;
  --accent-2: #3f63d8;
}
body[data-daypart="dawn"] {        /* 清晨：粉金晨曦 */
  --bg: #fbe6d6; --bg-2: #fdeadb; --accent: #c96f4a;
  background: radial-gradient(900px 480px at 20% 0%, rgba(255, 190, 140, 0.5), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
}
body[data-daypart="morning"] {     /* 上午：清蓝 */
  --bg: #e3f2fb; --bg-2: #f2f8ee;
  background: radial-gradient(900px 480px at 80% 0%, rgba(160, 210, 250, 0.5), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
}
body[data-daypart="noon"] {        /* 正午：亮蓝金 */
  --bg: #d5ebff; --bg-2: #fff6d8;
  background: radial-gradient(1000px 560px at 50% -10%, rgba(255, 240, 170, 0.55), transparent 65%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
}
body[data-daypart="afternoon"] {   /* 下午：暖橙白 */
  --bg: #fbe7cc; --bg-2: #fdf3e6; --accent: #b0761a;
  background: radial-gradient(900px 500px at 75% 0%, rgba(250, 200, 130, 0.45), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
}
body[data-daypart="dusk"] {        /* 傍晚：紫落日（暗色，亮字） */
  --bg: #2b1f45; --bg-2: #7a4636;
  --accent: #ffb26b; --accent-2: #e8a0b4;
  background: radial-gradient(1100px 600px at 78% -6%, rgba(255, 150, 90, 0.4), transparent 62%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
}
body[data-daypart="late"] {        /* 半夜：墨黑紫 */
  --bg: #06070f; --bg-2: #101228;
  --text-dim: #7f89a8;
  background: radial-gradient(900px 500px at 85% -10%, rgba(120, 110, 200, 0.10), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
}
/* night（夜里）用 :root 默认深夜色 */
body[data-daypart="night"] {
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(142, 166, 255, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%) fixed;
  min-height: 100vh;
  line-height: 1.7;
  letter-spacing: 0.02em;
  overflow-x: hidden;
}

/* ---------- 星与月/日 ---------- */
.star {
  position: fixed;
  border-radius: 50%;
  background: #fff;
  pointer-events: none;
  z-index: 0;
  animation: twinkle var(--dur, 3s) ease-in-out infinite alternate;
}
@keyframes twinkle {
  from { opacity: var(--o1, 0.15); }
  to   { opacity: var(--o2, 0.9); }
}
body[data-daypart="dawn"] .star, body[data-daypart="morning"] .star,
body[data-daypart="noon"] .star, body[data-daypart="afternoon"] .star { display: none; }

.moon {
  position: fixed;
  top: 96px; left: 6vw;
  width: 72px; height: 72px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fdf9ee, #e8dfc3 60%, #cfc49f);
  box-shadow: 0 0 40px 12px rgba(232, 201, 122, 0.25);
  opacity: 0.85;
  pointer-events: none;
  z-index: 0;
}
@media (max-width: 640px) {
  .moon { width: 52px; height: 52px; top: 84px; left: 8vw; opacity: 0.6; }
}
/* 白天时段：太阳 */
body[data-daypart="dawn"] .moon,
body[data-daypart="morning"] .moon,
body[data-daypart="noon"] .moon,
body[data-daypart="afternoon"] .moon {
  background: radial-gradient(circle at 40% 38%, #fff7d6, #ffd95e 55%, #ffb347);
  box-shadow: 0 0 60px 18px rgba(255, 200, 80, 0.45);
  opacity: 0.95;
}
/* 清晨：低垂暖阳 */
body[data-daypart="dawn"] .moon { top: 130px; background: radial-gradient(circle at 45% 42%, #ffe8c8, #ffc97e 55%, #ff9e5e); }
/* 傍晚：落日 */
body[data-daypart="dusk"] .moon {
  background: radial-gradient(circle at 42% 45%, #ffd9a0, #ff8c5e 55%, #e05a3a);
  box-shadow: 0 0 70px 22px rgba(255, 120, 70, 0.4);
  opacity: 0.95;
}

/* ---------- 顶部导航（菜单按钮居左上，logo 居中） ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 12px 22px;
  background: rgba(11, 16, 38, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
body[data-daypart="dawn"] .site-header, body[data-daypart="morning"] .site-header,
body[data-daypart="noon"] .site-header, body[data-daypart="afternoon"] .site-header {
  background: rgba(255, 253, 245, 0.78);
}

.site-logo {
  color: var(--text);
  text-decoration: none;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  grid-column: 2;
  white-space: nowrap;
}
.site-logo .logo-star { color: var(--accent); margin-right: 2px; }

#menu-btn {
  grid-column: 1;
  justify-self: start;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 0.9rem;
  cursor: pointer;
  font-family: var(--font);
  transition: background 0.2s;
}
#menu-btn:hover { background: var(--card-hover); }

#nav-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 22px;
  min-width: 168px;
  background: rgba(17, 23, 47, 0.96);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  animation: drop-in 0.22s ease;
  z-index: 55;
}
body[data-daypart="dawn"] #nav-panel, body[data-daypart="morning"] #nav-panel,
body[data-daypart="noon"] #nav-panel, body[data-daypart="afternoon"] #nav-panel {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 40px rgba(40, 60, 100, 0.25);
}
#nav-panel[hidden] { display: none; }
#nav-panel a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 10px;
  transition: all 0.18s;
}
#nav-panel a:hover { background: var(--card); color: var(--text); }
#nav-panel a.active { color: var(--accent); background: var(--card); }

@keyframes drop-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- 主容器 ---------- */
.wrap {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 110px 22px 80px;
}
.wrap h1 { font-size: 1.6rem; margin-bottom: 6px; letter-spacing: 0.06em; }
.page-intro { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 28px; }

/* pjax 页面切换淡入 */
.wrap.fade-in { animation: page-in 0.28s ease; }
@keyframes page-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- 文章流（主页） ---------- */
.post-list { display: flex; flex-direction: column; gap: 14px; }
.post-item {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  text-decoration: none;
  color: var(--text);
  transition: background 0.2s, transform 0.2s;
}
.post-item:hover { background: var(--card-hover); transform: translateY(-2px); }
.post-item time { color: var(--accent); font-size: 0.85rem; letter-spacing: 0.08em; }
.post-item h2 { font-size: 1.12rem; margin: 4px 0 6px; font-weight: 600; }
.post-item p { color: var(--text-dim); font-size: 0.92rem; }
.post-list .empty { color: var(--text-dim); padding: 30px 0; text-align: center; }

/* ---------- 列表按钮（百宝箱 / 传送门 / 音乐餐厅） ---------- */
.btn-list { display: flex; flex-direction: column; gap: 12px; }
.btn-row {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 1rem;
  text-align: left;
  width: 100%;
  transition: background 0.2s, transform 0.2s;
}
.btn-row:hover { background: var(--card-hover); transform: translateY(-2px); }
.btn-row .row-icon {
  font-size: 1.3rem;
  color: var(--accent);
  width: 40px; height: 40px;
  flex: none;
  display: flex; align-items: center; justify-content: center;
  background: rgba(232, 201, 122, 0.10);
  border-radius: 12px;
}
.btn-row .row-name { font-weight: 600; }
.btn-row .row-desc { color: var(--text-dim); font-size: 0.88rem; }
.btn-row .row-arrow { margin-left: auto; color: var(--text-dim); }
.btn-list .group-title {
  color: var(--accent-2);
  font-size: 0.88rem;
  letter-spacing: 0.15em;
  margin-top: 18px;
}

/* ---------- iframe 载入区（百宝箱） ---------- */
#app-view { margin-top: 4px; }
.app-toolbar { display: flex; gap: 12px; margin-bottom: 14px; }
.tool-btn {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 18px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s;
}
.tool-btn:hover { background: var(--card-hover); }
.app-frame-box {
  background: linear-gradient(180deg, #10173a, #0d1229);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.app-frame-box iframe {
  width: 100%;
  height: calc(100vh - 240px);
  min-height: 560px;
  border: 0;
  display: block;
  background: transparent;
}
@media (max-width: 640px) {
  .app-frame-box iframe { height: calc(100vh - 200px); min-height: 480px; }
}

/* ---------- 时间轴（星轨） ---------- */
.timeline { list-style: none; }
.timeline .tl-month {
  color: var(--accent-2);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  margin: 26px 0 10px;
}
.timeline .tl-item {
  position: relative;
  padding: 10px 0 10px 26px;
  border-left: 1px solid var(--line);
}
.timeline .tl-item::before {
  content: "";
  position: absolute;
  left: -5px; top: 19px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(232, 201, 122, 0.8);
}
.timeline .tl-item time { color: var(--text-dim); font-size: 0.82rem; margin-right: 12px; }
.timeline .tl-item a { color: var(--text); text-decoration: none; }
.timeline .tl-item a:hover { color: var(--accent); }

/* ---------- 文章详情 ---------- */
.post-full { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; }
.post-full .post-date { color: var(--accent); font-size: 0.85rem; letter-spacing: 0.08em; }
.post-full h1 { margin: 6px 0 18px; }
.post-body p { margin-bottom: 14px; color: var(--text); }
.post-body .gap { height: 16px; margin: 0; } /* 编辑器里"空行"产生的留白 */
.back-home { margin-top: 24px; }
.back-home a { color: var(--accent-2); text-decoration: none; font-size: 0.92rem; }

/* ---------- 关于页 / 音乐餐厅卡 ---------- */
.about-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.about-card h2 { font-size: 1.05rem; margin: 20px 0 8px; color: var(--accent); letter-spacing: 0.08em; }
.about-card h2:first-child { margin-top: 0; }
.about-card p { color: var(--text-dim); margin-bottom: 8px; }
.about-card code { background: rgba(127, 127, 127, 0.15); border-radius: 6px; padding: 1px 6px; font-size: 0.9em; }

.menu-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s;
}
.menu-card.active { border-color: var(--accent); }
.menu-card .btn-row { border: none; background: transparent; }
.menu-card .btn-row:hover { background: var(--card-hover); }
.song-rows { display: flex; flex-direction: column; padding: 0 10px 12px; }
.song-row {
  display: flex; align-items: center; gap: 12px;
  background: transparent;
  border: none; border-top: 1px solid var(--line);
  color: var(--text);
  padding: 10px 12px;
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.92rem;
  text-align: left;
  transition: background 0.15s;
}
.song-row:hover { background: var(--card-hover); }
.song-row .song-idx { color: var(--text-dim); width: 22px; flex: none; font-size: 0.85rem; }
.song-row .song-title { font-weight: 500; }
.song-row .song-artist { margin-left: auto; color: var(--text-dim); font-size: 0.82rem; }
.song-row.playing .song-idx { color: var(--accent); }
.song-row.playing .song-title { color: var(--accent); }

/* ---------- 音乐播放器（右上角悬浮） ---------- */
#music-dock { position: fixed; top: 70px; right: 20px; z-index: 60; }
#music-disc {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: radial-gradient(circle at 50% 50%, #1a2142 0 18%, #0d1229 19% 34%, #1a2142 35% 36%, #232b52 37% 100%);
  color: var(--accent);
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
  animation: spin 9s linear infinite;
  position: relative;
}
body[data-daypart="dawn"] #music-disc, body[data-daypart="morning"] #music-disc,
body[data-daypart="noon"] #music-disc, body[data-daypart="afternoon"] #music-disc {
  color: #ffb347;
}
#music-dock.paused #music-disc { animation-play-state: paused; }
/* 播放中：光环脉动 */
#music-dock:not(.paused) #music-disc {
  animation: spin 9s linear infinite, disc-pulse 2.2s ease-out infinite;
}
@keyframes disc-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(232, 201, 122, 0.45); }
  100% { box-shadow: 0 0 0 16px rgba(232, 201, 122, 0); }
}
@keyframes spin { to { transform: rotate(360deg); } }

#music-hint {
  position: absolute;
  top: 52px; right: 0;
  white-space: nowrap;
  font-size: 0.78rem;
  color: var(--bg);
  background: var(--accent);
  border-radius: 999px;
  padding: 3px 10px;
  animation: breath 2s ease-in-out infinite;
}
#music-hint[hidden] { display: none; }
@keyframes breath { 0%, 100% { opacity: 0.55; } 50% { opacity: 1; } }

#music-panel {
  position: absolute;
  top: 56px; right: 0;
  width: 328px;
  background: rgba(17, 23, 47, 0.97);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  animation: drop-in 0.22s ease;
}
body[data-daypart="dawn"] #music-panel, body[data-daypart="morning"] #music-panel,
body[data-daypart="noon"] #music-panel, body[data-daypart="afternoon"] #music-panel {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 40px rgba(40, 60, 100, 0.25);
}
#music-panel[hidden] { display: none; }
#music-panel .music-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 6px;
  padding: 0 4px;
}
#music-panel .music-head button {
  background: none; border: none; color: var(--text-dim);
  cursor: pointer; font-size: 0.8rem; font-family: var(--font);
}
#music-panel .music-head button:hover { color: var(--text); }

/* 频谱可视化（伪频谱：跟随播放律动） */
#music-viz {
  width: 100%;
  height: 36px;
  display: block;
  margin-bottom: 6px;
  border-radius: 8px;
  background: rgba(127, 127, 127, 0.08);
}

.music-now { padding: 2px 4px 8px; }
.music-now #music-song { font-size: 0.92rem; color: var(--text); min-height: 1.4em; }
.music-controls {
  display: flex; align-items: center; gap: 8px;
  padding: 0 4px 8px;
}
.music-controls button {
  background: var(--card); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px;
  width: 34px; height: 30px; cursor: pointer; font-size: 0.85rem;
  font-family: var(--font);
  transition: background 0.2s;
}
.music-controls button:hover { background: var(--card-hover); }
#music-vol { flex: 1; accent-color: var(--accent); height: 4px; cursor: pointer; }
#music-link {
  display: inline-block; margin: 0 4px;
  font-size: 0.8rem; color: var(--accent-2); text-decoration: none;
}
#music-link:hover { text-decoration: underline; }
@media (max-width: 480px) {
  #music-panel { width: min(300px, calc(100vw - 32px)); }
}

/* ---------- 左下时段牌（全站，含正在播放与背景选择） ---------- */
#time-badge {
  position: fixed;
  left: 22px; bottom: 96px;
  z-index: 30;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-align: center;
  min-width: 132px;
}
#time-badge .tb-daypart {
  font-size: 1.4rem; font-weight: 700;
  color: var(--accent); letter-spacing: 0.18em;
  margin-bottom: 2px;
}
#time-badge .tb-sub { font-size: 0.76rem; color: var(--text-dim); letter-spacing: 0.06em; }
#time-badge .tb-fest {
  margin-top: 6px; font-size: 0.76rem;
  color: var(--bg);
  background: var(--accent);
  border-radius: 999px;
  padding: 2px 10px;
  display: inline-block;
}
#time-badge .tb-now {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  font-size: 0.74rem;
  color: var(--text-dim);
}
#time-badge .tb-now #tb-song {
  display: block;
  color: var(--text);
  font-size: 0.82rem;
  margin-top: 2px;
  max-width: 168px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
#time-badge .tb-skins {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 7px;
  justify-content: center;
}
.skin-dot {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1px solid var(--line);
  cursor: pointer;
  padding: 0;
  background: #888;
  transition: transform 0.15s, box-shadow 0.15s;
}
.skin-dot:hover { transform: scale(1.2); }
.skin-dot.active { box-shadow: 0 0 0 2px var(--accent); }
.skin-dot.auto { background: conic-gradient(#e8c97a, #8ea6ff, #e8c97a); }
@media (max-width: 900px) {
  #time-badge { display: none; }
}

/* ---------- 文章分类页 ---------- */
.cat-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.cat-chips .chip {
  background: var(--card); border: 1px solid var(--line);
  color: var(--text); text-decoration: none;
  border-radius: 999px; padding: 5px 14px; font-size: 0.85rem;
  transition: background 0.2s;
}
.cat-chips .chip:hover { background: var(--card-hover); }
.shelf { margin-bottom: 34px; scroll-margin-top: 90px; }
.shelf-title {
  font-size: 1.05rem; color: var(--accent);
  letter-spacing: 0.1em; margin-bottom: 12px;
  padding-left: 10px; border-left: 3px solid var(--accent);
}
.shelf-empty { color: var(--text-dim); font-size: 0.9rem; padding: 6px 0 2px 13px; }

/* ---------- 搜索页 ---------- */
.search-box {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font);
  font-size: 1.05rem;
  padding: 13px 22px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.search-box:focus { border-color: var(--accent); background: var(--card-hover); }
mark {
  background: rgba(232, 201, 122, 0.35);
  color: inherit;
  border-radius: 4px;
  padding: 0 2px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.82rem;
  padding: 26px 0 34px;
  letter-spacing: 0.08em;
}

/* ---------- 404 ---------- */
.lost-page { text-align: center; padding-top: 18vh; }
.lost-page .big { font-size: 3rem; margin-bottom: 12px; }
.lost-page a { color: var(--accent); text-decoration: none; }

/* ---------- 通用 ---------- */
a { color: var(--accent-2); }
::selection { background: rgba(232, 201, 122, 0.35); }