:root {
  --radius: 22px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
}

/* 主题变量：默认用 data-theme 控制 */
html[data-theme="dark"] {
  --bg1: #0b1020;
  --bg2: #070a12;

  --card: rgba(255, 255, 255, 0.08);
  --card2: rgba(255, 255, 255, 0.06);
  --stroke: rgba(255, 255, 255, 0.14);

  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.68);
  --muted2: rgba(255, 255, 255, 0.5);

  --shadow: 0 20px 60px rgba(0, 0, 0, 0.45);

  --mapFill: rgba(255, 255, 255, 0.08);
  --mapStroke: rgba(255, 255, 255, 0.32);
  --pin: rgba(255, 255, 255, 0.92);
}

html[data-theme="light"] {
  --bg1: #f6f8ff;
  --bg2: #e9edff;

  --card: rgba(0, 0, 0, 0.06);
  --card2: rgba(0, 0, 0, 0.04);
  --stroke: rgba(0, 0, 0, 0.12);

  --text: rgba(0, 0, 0, 0.88);
  --muted: rgba(0, 0, 0, 0.6);
  --muted2: rgba(0, 0, 0, 0.48);

  --shadow: 0 18px 55px rgba(0, 0, 0, 0.12);

  --mapFill: rgba(0, 0, 0, 0.06);
  --mapStroke: rgba(0, 0, 0, 0.22);
  --pin: rgba(0, 0, 0, 0.86);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(1200px 700px at 15% 10%, rgba(55, 105, 255, 0.35) 0%, transparent 60%),
    radial-gradient(1000px 600px at 90% 20%, rgba(205, 80, 255, 0.30) 0%, transparent 55%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
  overflow-x: hidden;
}

.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }

.grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(420px 260px at 50% 20%, rgba(0,0,0,0.7), transparent 70%);
  opacity: 0.30;
}

html[data-theme="light"] .grid {
  background-image:
    linear-gradient(to right, rgba(0,0,0,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,0,0,0.06) 1px, transparent 1px);
  opacity: 0.20;
}

.blob {
  position: absolute;
  width: 520px; height: 520px;
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.55;
  transform: translate3d(0,0,0);
  animation: float 10s ease-in-out infinite;
  mix-blend-mode: screen;
}
.b1 { left: -120px; top: -120px; background: radial-gradient(circle at 30% 30%, rgba(106,228,255,0.85), transparent 55%); }
.b2 { right: -140px; top: 40px; background: radial-gradient(circle at 40% 40%, rgba(255,92,230,0.85), transparent 55%); animation-duration: 12s; }
.b3 { left: 20%; bottom: -240px; background: radial-gradient(circle at 40% 40%, rgba(124,255,138,0.75), transparent 55%); animation-duration: 14s; }

@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(18px, -22px) scale(1.03); }
}

.wrap {
  width: min(920px, calc(100% - 32px));
  margin: 42px auto 28px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(0,0,0,0.18);
  backdrop-filter: blur(8px);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.3px;
  opacity: 0;
  animation: in 700ms ease forwards;
}

html[data-theme="light"] .badge {
  background: rgba(255,255,255,0.55);
}

.controls { display: flex; gap: 10px; }

.iconbtn {
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,0.18);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 13px;
  backdrop-filter: blur(8px);
  transition: transform 120ms ease, background 120ms ease;
}
.iconbtn:hover { transform: translateY(-1px); background: rgba(255,255,255,0.10); }

html[data-theme="light"] .iconbtn {
  background: rgba(255,255,255,0.55);
}

.top h1 {
  margin: 14px 0 6px;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  opacity: 0;
  animation: in 760ms ease 80ms forwards;
}
.sub {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 15px;
  max-width: 70ch;
  opacity: 0;
  animation: in 820ms ease 140ms forwards;
}

@keyframes in {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.card {
  background: linear-gradient(180deg, var(--card), var(--card2));
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  padding: 18px 18px 14px;
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: in 900ms ease 220ms forwards;
}

.card::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: radial-gradient(800px 180px at 15% 0%, rgba(255,255,255,0.12), transparent 60%);
  pointer-events: none;
}

.card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 6px 12px;
}

.pulse-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.75);
  box-shadow: 0 0 0 0 rgba(255,255,255,0.35);
  animation: pulse 1.3s ease-in-out infinite;
}
html[data-theme="light"] .pulse-dot { background: rgba(0,0,0,0.55); }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(255,255,255,0.35); }
  70% { box-shadow: 0 0 0 14px rgba(255,255,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,255,255,0); }
}

.title { font-weight: 700; letter-spacing: 0.2px; }
.hint { margin-top: 2px; color: var(--muted2); font-size: 13px; }

/* 地图区域 */
.mapWrap {
  margin: 10px 6px 12px;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.16);
  position: relative;
  overflow: hidden;
}

html[data-theme="light"] .mapWrap {
  background: rgba(255,255,255,0.55);
  border-color: rgba(0,0,0,0.08);
}

#worldMap {
  width: 100%;
  height: auto;
  display: block;
}

.mapDots circle {
  fill: rgba(255,255,255,0.45);
}
html[data-theme="light"] .mapDots circle { fill: rgba(0,0,0,0.35); }

.continents path {
  fill: var(--mapFill);
  stroke: var(--mapStroke);
  stroke-width: 2.2;
}

.scanRect {
  opacity: 0.65;
  animation: scan 3.2s linear infinite;
}

@keyframes scan {
  0% { transform: translateX(0); }
  100% { transform: translateX(1260px); }
}

/* pin 动画 */
.pin circle { fill: var(--pin); }
#pinHalo {
  fill: rgba(255,255,255,0.22);
  stroke: rgba(255,255,255,0.55);
  stroke-width: 2;
  animation: halo 1.4s ease-in-out infinite;
}
html[data-theme="light"] #pinHalo {
  fill: rgba(0,0,0,0.14);
  stroke: rgba(0,0,0,0.32);
}
#pinRing {
  fill: transparent;
  stroke: rgba(255,255,255,0.7);
  stroke-width: 2;
  opacity: 0.85;
}
html[data-theme="light"] #pinRing { stroke: rgba(0,0,0,0.45); }
#pinDot { filter: drop-shadow(0 6px 14px rgba(0,0,0,0.35)); }

@keyframes halo {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.22); opacity: 0.45; }
}

.mapNote {
  margin-top: 10px;
  color: var(--muted2);
  font-size: 12px;
}

.rows { margin-top: 8px; border-top: 1px solid rgba(255,255,255,0.10); }
html[data-theme="light"] .rows { border-top-color: rgba(0,0,0,0.10); }

.row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 14px;
  padding: 14px 6px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
html[data-theme="light"] .row { border-bottom-color: rgba(0,0,0,0.10); }

.k { color: var(--muted); font-size: 13px; }
.v { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.skeleton {
  position: relative;
  display: inline-block;
  min-width: 140px;
  padding: 6px 10px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.14);
  font-family: var(--mono);
}
html[data-theme="light"] .skeleton {
  background: rgba(255,255,255,0.55);
  border-color: rgba(0,0,0,0.10);
}

.skeleton.loading {
  color: transparent;
  overflow: hidden;
}
.skeleton.loading::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  animation: shimmer 1.2s infinite;
}
html[data-theme="light"] .skeleton.loading::after {
  background: linear-gradient(90deg, transparent, rgba(0,0,0,0.10), transparent);
}
@keyframes shimmer { 100% { transform: translateX(100%); } }

.btn {
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.10);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 13px;
  transition: transform 120ms ease, background 120ms ease, border 120ms ease;
}
.btn:hover { transform: translateY(-1px); background: rgba(255,255,255,0.14); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }
.btn.ghost { background: rgba(0,0,0,0.14); }
html[data-theme="light"] .btn.ghost { background: rgba(255,255,255,0.55); border-color: rgba(0,0,0,0.10); }

.link {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px dashed rgba(255,255,255,0.35);
  font-size: 13px;
}
html[data-theme="light"] .link { border-bottom-color: rgba(0,0,0,0.25); }
.link:hover { border-bottom-color: rgba(255,255,255,0.8); }

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 6px 4px;
}
.tiny { color: var(--muted2); font-size: 12px; max-width: 70ch; }

.bottom {
  margin-top: 16px;
  color: var(--muted2);
  font-size: 12px;
  display: flex;
  justify-content: center;
}

@media (max-width: 560px) {
  .row { grid-template-columns: 1fr; }
  .k { margin-bottom: -6px; }
  .footer { flex-direction: column; align-items: stretch; }
}