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

:root {
  --bg: #0f1420;
  --card: #1a2233;
  --card-border: #2a3650;
  --text: #e6ecf5;
  --text-dim: #8b98ad;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --green: #22c55e;
  --red: #ef4444;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

html, body { height: 100%; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* 顶栏 */
.topbar {
  height: 52px;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  background: var(--card);
  border-bottom: 1px solid var(--card-border);
}
.brand { font-size: 17px; font-weight: 700; }
.brand-sub { font-size: 12px; font-weight: 400; color: var(--text-dim); margin-left: 8px; }
.badge {
  font-size: 12px; padding: 4px 12px; border-radius: 20px; font-weight: 600;
}
.badge-off { background: #374151; color: #9ca3af; }
.badge-on { background: rgba(34,197,94,.15); color: var(--green); border: 1px solid var(--green); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .55; } }

/* 布局 */
.layout { flex: 1; display: flex; min-height: 0; }
.map-wrap { flex: 1; position: relative; min-width: 0; }
#map { position: absolute; inset: 0; background: #0a0e18; }
.map-hint {
  position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%);
  background: rgba(15,20,32,.85); color: var(--text-dim); font-size: 12px;
  padding: 6px 14px; border-radius: 16px; pointer-events: none; z-index: 500;
  border: 1px solid var(--card-border);
}

/* 侧栏 */
.panel {
  width: 360px; flex: none; overflow-y: auto; padding: 14px;
  background: var(--bg); border-left: 1px solid var(--card-border);
}
.panel::-webkit-scrollbar { width: 6px; }
.panel::-webkit-scrollbar-thumb { background: var(--card-border); border-radius: 3px; }

.card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 10px; padding: 14px; margin-bottom: 12px;
}
.card h3 { font-size: 14px; margin-bottom: 10px; }
.desc { font-size: 12px; color: var(--text-dim); line-height: 1.6; margin-bottom: 10px; }
.desc code { background: #0d1220; padding: 1px 5px; border-radius: 4px; font-size: 11px; color: #7dd3fc; }

/* 搜索 */
.search-row { display: flex; gap: 8px; }
.search-row input {
  flex: 1; background: #0d1220; border: 1px solid var(--card-border); color: var(--text);
  padding: 8px 10px; border-radius: 6px; font-size: 13px; outline: none; min-width: 0;
}
.search-row input:focus { border-color: var(--primary); }
.search-results { margin-top: 8px; max-height: 180px; overflow-y: auto; }
.search-item {
  padding: 8px 10px; font-size: 12px; border-radius: 6px; cursor: pointer;
  color: var(--text-dim); line-height: 1.4;
}
.search-item:hover { background: #232f47; color: var(--text); }

/* 坐标 */
.coord-block { margin-bottom: 10px; }
.coord-title {
  font-size: 12px; color: var(--text-dim); margin-bottom: 4px;
  display: flex; align-items: center; justify-content: space-between;
}
.coord-value {
  font-family: var(--mono); font-size: 13px; background: #0d1220;
  padding: 8px 10px; border-radius: 6px; word-break: break-all; color: #a5f3c0;
}
.copy-btn {
  background: none; border: 1px solid var(--card-border); color: var(--text-dim);
  font-size: 11px; padding: 2px 8px; border-radius: 4px; cursor: pointer;
}
.copy-btn:hover { color: var(--text); border-color: var(--primary); }

/* 按钮 */
.btn {
  background: #232f47; color: var(--text); border: 1px solid var(--card-border);
  padding: 8px 14px; border-radius: 6px; font-size: 13px; cursor: pointer;
  transition: all .15s;
}
.btn:hover { background: #2b3a58; }
.btn-primary { background: var(--primary); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { background: var(--red); border-color: var(--red); }
.btn-danger:hover { background: #dc2626; }
.btn-row { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }

/* 实时定位 */
.live-box { margin-top: 12px; background: #0d1220; border-radius: 6px; padding: 10px; }
.live-title { font-size: 12px; color: var(--text-dim); display: flex; align-items: center; gap: 6px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #6b7280; display: inline-block; }
.dot.on { background: var(--green); box-shadow: 0 0 6px var(--green); }
.live-value { font-family: var(--mono); font-size: 13px; margin-top: 6px; color: #7dd3fc; word-break: break-all; }
.live-meta { font-size: 11px; color: var(--text-dim); margin-top: 4px; }

/* 收藏 */
.fav-list .empty { font-size: 12px; color: var(--text-dim); text-align: center; padding: 10px 0; }
.fav-item {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 10px; border-radius: 6px; font-size: 12px; margin-bottom: 4px;
  background: #0d1220;
}
.fav-item .fav-name { flex: 1; cursor: pointer; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fav-item .fav-name:hover { color: var(--primary); }
.fav-item .fav-del { color: var(--text-dim); cursor: pointer; background: none; border: none; font-size: 14px; }
.fav-item .fav-del:hover { color: var(--red); }

.foot { text-align: center; font-size: 11px; color: #55617459; padding: 8px 0 4px; color: #556174; }

/* 模拟位置标记 */
.spoof-marker {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--primary); border: 3px solid #fff;
  box-shadow: 0 0 0 4px rgba(59,130,246,.35), 0 2px 8px rgba(0,0,0,.5);
}

/* Toast */
.toast {
  position: fixed; top: 64px; left: 50%; transform: translateX(-50%) translateY(-16px);
  background: #22c55e; color: #fff; font-size: 13px; padding: 8px 18px;
  border-radius: 6px; opacity: 0; pointer-events: none; transition: all .25s; z-index: 9999;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: var(--red); }

/* 移动端 */
@media (max-width: 860px) {
  body { overflow: auto; }
  .layout { flex-direction: column; }
  .map-wrap { height: 55vh; flex: none; }
  .panel { width: 100%; border-left: none; }
}