/* ============================================================
   窗外 ROAM — 高端旅行杂志风格 UI
   ============================================================ */

:root {
  --bg:          #0c0a08;
  --surface:     rgba(255,255,255,0.04);
  --surface-h:   rgba(255,255,255,0.07);
  --border:      rgba(255,255,255,0.09);
  --border-lit:  rgba(255,255,255,0.2);
  --text:        #f0ebe3;
  --text-muted:  #7a7060;
  --text-dim:    #a09888;
  --gold:        #c9a96e;
  --gold-dim:    rgba(201,169,110,0.15);
  --gold-glow:   rgba(201,169,110,0.35);

  /* 类型色 */
  --palace:   #c9a96e;
  --temple:   #e88c5a;
  --cathedral:#7b9fe8;
  --ruins:    #a0c080;
  --modern:   #60c0d0;
  --nature:   #78c878;
  --museum:   #c878c8;
  --castle:   #d07878;

  --sidebar-w: 340px;
  --topbar-h:  52px;
  --detail-h:  440px;
  --radius:    10px;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Inter', system-ui, sans-serif;
}

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

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

/* ── Globe ─────────────────────────────────────────────────── */
#globe {
  position: fixed;
  inset: 0;
  z-index: 0;
}

.cesium-widget-credits,
.cesium-credit-lightbox-overlay { display: none !important; }

.globe-vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(to right,  rgba(12,10,8,.80) 0%, transparent 45%),
    linear-gradient(to bottom, rgba(12,10,8,.65) 0%, transparent 30%),
    linear-gradient(to top,    rgba(12,10,8,.85) 0%, transparent 50%);
}

/* ── Topbar ─────────────────────────────────────────────────── */
#topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  z-index: 30;
  display: flex;
  align-items: center;
  padding: 0 20px 0 calc(var(--sidebar-w) + 20px);
  background: linear-gradient(to bottom, rgba(12,10,8,.72), transparent);
  pointer-events: none;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 6px;
  pointer-events: auto;
}

.brand-zh {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.brand-sep { color: var(--text-muted); font-size: 14px; }

.brand-en {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.slogan {
  margin-left: 16px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  pointer-events: none;
}

.lang-btn {
  margin-left: auto;
  padding: 4px 12px;
  border: 1px solid var(--border-lit);
  border-radius: 20px;
  background: rgba(12,10,8,.6);
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  cursor: pointer;
  pointer-events: auto;
  transition: all .2s;
  backdrop-filter: blur(8px);
}

.lang-btn:hover { border-color: var(--gold); color: var(--gold); }

/* ── Sidebar ────────────────────────────────────────────────── */
#sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  z-index: 20;
  display: flex;
  flex-direction: column;
  background: rgba(12,10,8,.9);
  backdrop-filter: blur(28px) saturate(1.4);
  -webkit-backdrop-filter: blur(28px) saturate(1.4);
  border-right: 1px solid var(--border);
  transition: transform .32s cubic-bezier(.4,0,.2,1);
}

#sidebar.hidden { transform: translateX(-100%); }

/* ── 统计栏 ─────────────────────────────────────────────────── */
#stats-bar {
  display: flex;
  align-items: center;
  padding: 14px 20px;
  margin-top: var(--topbar-h);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.stat-n {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.stat-l {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.stat-sep {
  width: 1px;
  height: 28px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── 搜索 ───────────────────────────────────────────────────── */
.search-wrap {
  position: relative;
  padding: 12px 14px 8px;
  flex-shrink: 0;
}

.search-ico {
  position: absolute;
  left: 26px;
  top: 50%;
  transform: translateY(-55%);
  width: 14px;
  height: 14px;
  color: var(--text-muted);
  pointer-events: none;
}

#search {
  width: 100%;
  padding: 9px 12px 9px 34px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  outline: none;
  transition: border-color .2s;
}

#search::placeholder { color: var(--text-muted); }
#search:focus { border-color: var(--gold); }

/* ── 筛选标签 ───────────────────────────────────────────────── */
#filter-tabs {
  display: flex;
  gap: 5px;
  padding: 6px 14px 10px;
  overflow-x: auto;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  scrollbar-width: none;
}
#filter-tabs::-webkit-scrollbar { display: none; }

.ftab {
  flex-shrink: 0;
  padding: 4px 11px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: all .2s;
}

.ftab:hover { border-color: var(--border-lit); color: var(--text-dim); }

.ftab.active {
  background: var(--gold-dim);
  border-color: var(--gold);
  color: var(--gold);
}

/* ── 地点列表 ───────────────────────────────────────────────── */
#location-list {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
#location-list::-webkit-scrollbar { width: 3px; }
#location-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* ── 状态 ───────────────────────────────────────────────────── */
.list-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 52px 20px;
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
}

.state-emoji { font-size: 36px; }

.spinner {
  width: 26px; height: 26px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── 地点卡片 ───────────────────────────────────────────────── */
.loc-card {
  display: flex;
  gap: 10px;
  padding: 10px;
  margin-bottom: 4px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  transition: all .2s ease;
  animation: fadeUp .3s ease forwards;
  opacity: 0;
}

@keyframes fadeUp {
  from { opacity:0; transform:translateY(8px); }
  to   { opacity:1; transform:translateY(0); }
}

.loc-card:hover  { background: var(--surface-h); border-color: var(--border-lit); }
.loc-card.active { background: var(--gold-dim);   border-color: var(--gold); }

/* 封面图 */
.card-thumb {
  width: 60px;
  height: 60px;
  border-radius: 7px;
  object-fit: cover;
  background: var(--surface-h);
  flex-shrink: 0;
}

.card-thumb-placeholder {
  width: 60px;
  height: 60px;
  border-radius: 7px;
  background: var(--surface-h);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.card-info { flex: 1; min-width: 0; }

.card-name {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-name-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
}

.card-type {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--gold-dim);
}

.card-country {
  font-size: 10px;
  color: var(--text-muted);
}

.card-unesco { font-size: 11px; }

/* ── 加载更多 ───────────────────────────────────────────────── */
#load-more-wrap { padding: 8px 10px 12px; flex-shrink: 0; }

#load-more {
  width: 100%;
  padding: 9px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all .2s;
}
#load-more:hover { background: var(--surface-h); border-color: var(--gold); color: var(--gold); }

/* ── 详情面板 ───────────────────────────────────────────────── */
#detail-panel {
  position: fixed;
  left: var(--sidebar-w);
  bottom: 0;
  right: 0;
  z-index: 25;
  height: var(--detail-h);
  background: rgba(12,10,8,.96);
  backdrop-filter: blur(32px) saturate(1.5);
  -webkit-backdrop-filter: blur(32px) saturate(1.5);
  border-top: 1px solid var(--border);
  display: flex;
  transition: transform .36s cubic-bezier(.4,0,.2,1);
}

.detail-hidden { transform: translateY(100%); }
.detail-visible { transform: translateY(0); }

/* 全景图 */
#panorama-wrap {
  width: 50%;
  position: relative;
  flex-shrink: 0;
  background: #050402;
  border-right: 1px solid var(--border);
  overflow: hidden;
}

#panorama-viewer {
  width: 100%;
  height: 100%;
}

.pano-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 13px;
}

.pano-icon { font-size: 40px; }

.pano-hint {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,.4);
  pointer-events: none;
  white-space: nowrap;
}

/* 详情内容 */
.detail-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 18px 22px 16px;
}

.detail-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

.detail-badges {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 5px;
  flex-wrap: wrap;
}

.type-badge {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--gold-dim);
  color: var(--gold);
}

.unesco-badge {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(123,159,232,.12);
  color: #7b9fe8;
}

#detail-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 3px;
}

.detail-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.detail-year {
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
}

/* 操作按钮组 */
.detail-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.action-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  transition: all .2s;
}

.action-btn:hover { border-color: var(--border-lit); color: var(--text); }
.action-btn svg { width: 14px; height: 14px; }

.copy-btn.copied { border-color: var(--gold); color: var(--gold); background: var(--gold-dim); }
.sound-btn.active { border-color: var(--gold); color: var(--gold); background: var(--gold-dim); }
.close-btn:hover { border-color: var(--castle); color: var(--castle); }

/* GPS 栏 */
.gps-bar {
  margin-bottom: 12px;
}

.gps-bar code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 11px;
  color: var(--gold);
  background: var(--gold-dim);
  padding: 3px 10px;
  border-radius: 5px;
  border: 1px solid rgba(201,169,110,.2);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background .2s;
}

.gps-bar code:hover { background: rgba(201,169,110,.22); }

/* 内容标签 */
.content-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  flex-shrink: 0;
}

.ctab {
  padding: 4px 14px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
}

.ctab:hover { color: var(--text-dim); }
.ctab.active { background: var(--gold-dim); color: var(--gold); }

/* 标签内容 */
.tab-content { flex: 1; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--border) transparent; }

.tab-pane {
  display: none;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-dim);
}
.tab-pane.active { display: block; }

/* ── Toast ──────────────────────────────────────────────────── */
#toast {
  position: fixed;
  bottom: calc(var(--detail-h) + 20px);
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--gold);
  color: #0c0a08;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  opacity: 0;
  pointer-events: none;
  z-index: 100;
  transition: all .3s ease;
  white-space: nowrap;
}

#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── 移动端 ──────────────────────────────────────────────────── */
#sidebar-toggle {
  display: none;
  position: fixed;
  top: 10px; left: 10px;
  z-index: 35;
  width: 38px; height: 38px;
  background: rgba(12,10,8,.85);
  border: 1px solid var(--border-lit);
  border-radius: 8px;
  color: var(--text);
  font-size: 16px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
}

@media (max-width: 860px) {
  :root { --sidebar-w: 100vw; --detail-h: 60vh; }

  #topbar { padding: 0 16px 0 56px; }
  #sidebar-toggle { display: flex; }
  #sidebar { transform: translateX(-100%); }
  #sidebar.open { transform: translateX(0); }

  #detail-panel {
    left: 0;
    flex-direction: column;
  }

  #panorama-wrap {
    width: 100%;
    height: 48%;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .detail-body { padding: 12px 16px 10px; }
  #detail-name { font-size: 17px; }

  .slogan { display: none; }
}

/* ── 滚动条 ──────────────────────────────────────────────────── */
::-webkit-scrollbar        { width: 3px; }
::-webkit-scrollbar-track  { background: transparent; }
::-webkit-scrollbar-thumb  { background: var(--border); border-radius: 4px; }

::selection { background: var(--gold-dim); }