:root {
  --bg: #0f1115;
  --panel: #181b22;
  --panel-2: #1f232c;
  --text: #e8eaed;
  --muted: #9aa3b2;
  --accent: #4f8cff;
  --accent-2: #36c285;
  --danger: #ff5c5c;
  --border: #2a2f3a;
  --radius: 12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}
.brand h1 {
  font-size: 1.6rem;
  margin: 0;
  letter-spacing: 0.5px;
}
.brand .tag {
  color: var(--muted);
  font-size: 0.9rem;
}

.subtitle { color: var(--muted); margin: 0 0 24px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 820px) {
  .grid-2 { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

input[type="text"],
input[type="number"],
textarea,
input[type="file"] {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 0.95rem;
  font-family: inherit;
}
textarea { resize: vertical; min-height: 70px; }

.field { margin-bottom: 16px; }

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 11px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.15s ease, opacity 0.15s ease;
}
button:hover, .btn:hover { filter: brightness(1.08); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary { background: var(--panel-2); border: 1px solid var(--border); }
.btn-success { background: var(--accent-2); }

.map {
  width: 100%;
  height: 460px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  background: #0b0d11;
}
@media (max-width: 820px) { .map { height: 360px; } }

.image-wrap {
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #000;
}
.image-wrap img { width: 100%; display: block; max-height: 70vh; object-fit: contain; }

.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

.coords {
  display: inline-flex;
  gap: 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.9rem;
}

.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.spacer { flex: 1; }

.notice {
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 16px;
  font-size: 0.92rem;
}
.notice-error { background: rgba(255,92,92,0.12); border: 1px solid var(--danger); color: #ffb3b3; }
.notice-ok { background: rgba(54,194,133,0.12); border: 1px solid var(--accent-2); color: #9be9c5; }

.result-big {
  font-size: 2.2rem;
  font-weight: 700;
  margin: 4px 0;
}
.result-big span { color: var(--accent-2); }

.link-box {
  display: flex;
  gap: 8px;
  align-items: center;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  margin-bottom: 10px;
}
.link-box input { border: none; background: transparent; padding: 4px; }
.link-box .copy { padding: 6px 12px; font-size: 0.85rem; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th, td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
}
th { color: var(--muted); font-weight: 600; }
td.num { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

.hidden { display: none !important; }

.pin-dot { font-size: 0.8rem; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; margin: 10px 0; font-size: 0.85rem; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.dot-guess { background: var(--accent); }
.dot-truth { background: var(--danger); }