:root {
  --bg: #07111f;
  --bg-soft: #0d1728;
  --surface: rgba(15, 23, 42, 0.88);
  --surface-strong: rgba(17, 24, 39, 0.94);
  --surface-muted: rgba(31, 41, 55, 0.72);
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(96, 165, 250, 0.24);
  --text: #e5eefb;
  --muted: #8fa3bf;
  --blue: #60a5fa;
  --blue-strong: #2563eb;
  --green: #34d399;
  --yellow: #fbbf24;
  --red: #f87171;
  --orange: #fb923c;
  --shadow: 0 24px 80px rgba(2, 6, 23, 0.42);
}

* { box-sizing: border-box; }
html { background: radial-gradient(circle at top, rgba(37, 99, 235, 0.16), transparent 32%), var(--bg); }
body {
  font-family: Inter, system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.08), transparent 26%),
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.08), transparent 28%),
    linear-gradient(180deg, #08111f 0%, #0b1323 100%);
}

a { transition: all 0.2s ease; }

.app-nav {
  background: rgba(8, 15, 28, 0.82);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 40px rgba(2, 6, 23, 0.25);
}

.app-nav-title { color: #8ec5ff; }
.app-subtitle { color: var(--muted); }

.nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.65rem 1rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(30, 41, 59, 0.65);
  color: #d9e8ff;
  font-size: 0.875rem;
  font-weight: 600;
}
.nav-link:hover {
  background: rgba(51, 65, 85, 0.92);
  border-color: rgba(125, 211, 252, 0.22);
  transform: translateY(-1px);
}
.nav-link.active {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.96), rgba(14, 116, 144, 0.96));
  border-color: rgba(125, 211, 252, 0.32);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.24);
}

.page-shell {
  max-width: 80rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 2rem;
}

.page-shell-narrow {
  max-width: 72rem;
}

.page-hero {
  margin-bottom: 1.25rem;
  padding: 1.2rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 1.35rem;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.88), rgba(15, 23, 42, 0.72));
  box-shadow: var(--shadow);
}
.page-hero h2 { font-size: 1.2rem; font-weight: 700; color: #dbeafe; }
.page-hero p { margin-top: 0.35rem; color: var(--muted); font-size: 0.95rem; }

.card {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.92), rgba(17, 24, 39, 0.86));
  border: 1px solid var(--border);
  border-radius: 1.35rem;
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 122px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.94), rgba(17, 24, 39, 0.88));
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.glow,
.surface-glow {
  position: relative;
  overflow: hidden;
}
.glow::before,
.surface-glow::before {
  content: "";
  position: absolute;
  inset: -30% auto auto -10%;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.18), transparent 68%);
  pointer-events: none;
}

.section-title {
  color: #bfdbfe;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.table-shell table { border-collapse: separate; border-spacing: 0; }
.table-shell thead th {
  color: #94a3b8;
  font-weight: 600;
  background: rgba(15, 23, 42, 0.45);
}
.table-shell tbody tr:hover { background: rgba(51, 65, 85, 0.24); }
.table-shell td, .table-shell th { padding-top: 0.75rem; padding-bottom: 0.75rem; }

.panel-muted {
  background: rgba(30, 41, 59, 0.56);
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 1rem;
}

.drop-zone {
  border: 2px dashed rgba(96, 165, 250, 0.25);
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.52), rgba(30, 41, 59, 0.34));
  transition: all 0.25s ease;
}
.drop-zone:hover,
.drop-zone.drag-over {
  border-color: rgba(96, 165, 250, 0.66);
  background: linear-gradient(180deg, rgba(29, 78, 216, 0.14), rgba(30, 41, 59, 0.46));
  transform: translateY(-1px);
}

.method-card {
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.method-card:hover {
  border-color: rgba(96, 165, 250, 0.44);
  transform: translateY(-2px);
}
.method-card.active {
  border-color: rgba(96, 165, 250, 0.54);
  box-shadow: 0 14px 34px rgba(37, 99, 235, 0.18);
}
.method-card.disabled { opacity: 0.5; cursor: not-allowed; }

button,
select,
input[type="file"] + label,
input[type="range"] {
  transition: all 0.18s ease;
}

button,
select,
input[type="text"],
input[type="number"],
input[type="date"],
input[type="range"] {
  border-radius: 0.9rem;
}

button:focus,
select:focus,
input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.18);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.map-overlay {
  background: rgba(8, 15, 28, 0.84);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.footer-note {
  color: #6f86a4;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: #162133; }
::-webkit-scrollbar-thumb { background: #435168; border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: #5d6f89; }

@media (max-width: 768px) {
  .page-shell { padding: 1rem 0.85rem 1.5rem; }
  .card { padding: 1rem; border-radius: 1.1rem; }
  .stat-card { min-height: 108px; }
  .nav-link { padding: 0.55rem 0.8rem; font-size: 0.82rem; }
}