/**
 * 诗词中国 · MapLibre GL 地图样式
 * 卫星图志主题：深空黑底 + 金色地标 + 深色玻璃拟态 popup
 * 照搬 poetry-map5.css，适配站点 .content-area 容器
 */

.poetry-china-page {
  --po-paper: #0a0e14;
  --po-mist: #1a1e24;
  --po-gold: #d4af37;
  --po-gold-bright: #f0c850;
  --po-ink: #f0f0f0;
  --po-ink-soft: #b0b0b0;
  --po-glow: rgba(212, 175, 55, 0.55);

  --po-glass-bg: rgba(10, 14, 20, 0.75);
  --po-glass-blur: 14px;
  --po-glass-border: rgba(212, 175, 55, 0.4);
  --po-glass-shadow: 0 18px 48px rgba(0, 0, 0, 0.6), 0 2px 0 rgba(255, 255, 255, 0.15) inset;

  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  overflow: hidden;
  background: linear-gradient(180deg, #0a0e14 0%, #1a1e24 100%);
  color: var(--po-ink);
  font: 400 15px/22px "SF Pro Text", "PingFang SC", "Songti SC", "STSong", serif;
}

/* 云雾飘动层 */
.poetry-mist {
  position: absolute;
  inset: -10% -5%;
  background:
    radial-gradient(ellipse 40% 25% at 20% 30%, rgba(212, 175, 55, 0.06), transparent 70%),
    radial-gradient(ellipse 35% 20% at 75% 60%, rgba(255, 255, 255, 0.04), transparent 70%);
  pointer-events: none;
  animation: mist-drift 32s ease-in-out infinite alternate;
  z-index: 6;
}
@keyframes mist-drift {
  0%   { transform: translate3d(0, 0, 0); }
  50%  { transform: translate3d(2%, -1%, 0); }
  100% { transform: translate3d(-2%, 1%, 0); }
}

/* 标题徽章 */
.poetry-china-title {
  position: absolute;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 12;
  padding: 12px 36px;
  border-radius: 999px;
  background: var(--po-glass-bg);
  backdrop-filter: blur(var(--po-glass-blur));
  -webkit-backdrop-filter: blur(var(--po-glass-blur));
  border: 1px solid var(--po-glass-border);
  box-shadow: var(--po-glass-shadow);
  font: 600 24px/1 "Songti SC", "STSong", serif;
  letter-spacing: 0.3em;
  color: var(--po-ink);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8), 0 0 8px rgba(212, 175, 55, 0.4);
  user-select: none;
  pointer-events: none;
}
.poetry-china-title::before,
.poetry-china-title::after {
  content: '·';
  margin: 0 12px;
  color: var(--po-gold);
}

/* 地图舞台 */
.poetry-china-stage {
  position: absolute;
  inset: 0;
  z-index: 2;
}
.poetry-maplibre {
  width: 100%;
  height: 100%;
  background: #0a0e14;
}

/* MapLibre 控件主题化（深色） */
.maplibregl-ctrl-group {
  background: var(--po-glass-bg) !important;
  backdrop-filter: blur(var(--po-glass-blur));
  -webkit-backdrop-filter: blur(var(--po-glass-blur));
  border: 1px solid var(--po-glass-border) !important;
  border-radius: 12px !important;
  box-shadow: var(--po-glass-shadow) !important;
  overflow: hidden;
}
.maplibregl-ctrl-group button {
  background: transparent !important;
  color: var(--po-ink) !important;
  border-bottom: 1px solid rgba(212, 175, 55, 0.18) !important;
}
.maplibregl-ctrl-group button:hover {
  background: rgba(212, 175, 55, 0.18) !important;
}
.maplibregl-ctrl-group button:last-child {
  border-bottom: none !important;
}
.maplibregl-ctrl-icon {
  filter: invert(1) hue-rotate(20deg) saturate(0.6);
}
.maplibregl-ctrl-attrib {
  background: rgba(10, 14, 20, 0.6) !important;
  font-size: 10px !important;
  color: var(--po-ink-soft) !important;
}
.maplibregl-ctrl-attrib a { color: var(--po-ink-soft) !important; }

/* 地标标记 */
.poetry-marker {
  position: absolute;
  width: 18px;
  height: 18px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}
.poetry-marker-halo {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: radial-gradient(circle,
    rgba(192, 57, 43, 0.9) 0%,
    rgba(192, 57, 43, 0.3) 50%,
    transparent 75%);
  transform: translate(-50%, -50%);
  animation: halo-pulse 3.2s ease-in-out infinite;
  pointer-events: none;
}
@keyframes halo-pulse {
  0%, 100% { opacity: 0.55; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 0.95; transform: translate(-50%, -50%) scale(1.2); }
}
.poetry-marker-core {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #c0392b;
  border: 1.5px solid #fff8d8;
  box-shadow: 0 0 5px rgba(192, 57, 43, 0.55), 0 0 12px rgba(192, 57, 43, 0.55);
  transform: translate(-50%, -50%);
  transition: transform 0.18s ease;
  pointer-events: none;
}
.poetry-marker:hover .poetry-marker-core,
.poetry-marker.is-active .poetry-marker-core {
  transform: translate(-50%, -50%) scale(1.5);
  box-shadow: 0 0 8px #c0392b, 0 0 18px rgba(192, 57, 43, 0.55);
}
.poetry-marker-label {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-bottom: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(10, 14, 20, 0.85);
  border: 1px solid var(--po-glass-border);
  font: 600 11px/1.4 "Songti SC", serif;
  color: var(--po-ink);
  white-space: nowrap;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.9);
  pointer-events: none;
  user-select: none;
}

/* 玻璃拟态诗词 popup */
.maplibregl-popup { z-index: 20; }
.maplibregl-popup-anchor-top .maplibregl-popup-tip { border-top-color: var(--po-glass-border) !important; }
.maplibregl-popup-anchor-bottom .maplibregl-popup-tip { border-bottom-color: var(--po-glass-border) !important; }
.maplibregl-popup-anchor-left .maplibregl-popup-tip { border-left-color: var(--po-glass-border) !important; }
.maplibregl-popup-anchor-right .maplibregl-popup-tip { border-right-color: var(--po-glass-border) !important; }

.maplibregl-popup-content {
  width: min(520px, 86vw);
  max-height: 70vh;
  overflow-y: auto;
  padding: 0 !important;
  background: var(--po-glass-bg) !important;
  backdrop-filter: blur(var(--po-glass-blur)) saturate(1.1);
  -webkit-backdrop-filter: blur(var(--po-glass-blur)) saturate(1.1);
  border: 1px solid var(--po-glass-border) !important;
  border-radius: 16px !important;
  box-shadow: var(--po-glass-shadow) !important;
  color: var(--po-ink) !important;
}
.maplibregl-popup-content::-webkit-scrollbar { width: 6px; }
.maplibregl-popup-content::-webkit-scrollbar-thumb {
  background: rgba(212, 175, 55, 0.4);
  border-radius: 999px;
}
.maplibregl-popup-close-button { display: none !important; }

.poetry-card__inner {
  position: relative;
  padding: 26px 30px 24px;
}
.poetry-card__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: rgba(10, 14, 20, 0.5);
  border: 1px solid var(--po-glass-border);
  color: var(--po-ink-soft);
  font-size: 18px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.poetry-card__close:hover {
  background: var(--po-gold);
  color: #0a0e14;
  transform: rotate(90deg);
}
.poetry-card__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 4px;
  padding-right: 36px;
}
.poetry-card__name {
  font: 600 24px/1 "Songti SC", "STSong", serif;
  letter-spacing: 0.08em;
  color: var(--po-ink);
  margin: 0;
}
.poetry-card__meta {
  font: 400 13px/1 "Songti SC", serif;
  color: var(--po-ink-soft);
  letter-spacing: 0.1em;
  margin: 0;
}
.poetry-card__meta b { color: var(--po-gold); font-weight: 600; }
.poetry-card__poem {
  margin: 16px 0 14px;
  padding: 14px 0 14px 18px;
  border-left: 2px solid var(--po-gold);
  font: 400 15px/28px "Songti SC", "STSong", serif;
  letter-spacing: 0.06em;
  color: #f0f0f0;
  white-space: pre-line;
}
.poetry-card__brief {
  font: 400 13px/22px "PingFang SC", "SF Pro Text", sans-serif;
  color: #b0b0b0;
  letter-spacing: 0.02em;
  margin: 0;
}

/* 角注 */
.poetry-china-foot {
  position: absolute;
  bottom: 16px;
  right: 20px;
  z-index: 10;
  font: 400 11px/1 "Songti SC", serif;
  color: var(--po-ink-soft);
  letter-spacing: 0.15em;
  opacity: 0.7;
  user-select: none;
  pointer-events: none;
}

/* 加载提示 */
.poetry-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
  padding: 16px 32px;
  border-radius: 999px;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(var(--po-glass-blur));
  border: 1px solid var(--po-glass-border);
  font: 500 14px/1 "Songti SC", serif;
  color: var(--po-ink-soft);
  letter-spacing: 0.2em;
}
.poetry-loading.is-hidden {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

@media (prefers-reduced-motion: reduce) {
  .poetry-mist, .poetry-marker-halo { animation: none; }
}