@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap");

:root {
  --bg: #0f172a;
  --card: #111827;
  --accent: #00bfa6;
  --accent-2: #fcbf49;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2937;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 20% 20%, #122139, var(--bg));
  color: var(--text);
  font-family: "Space Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
  display: flex;
  justify-content: center;
}

.container {
  width: min(1280px, 94vw);
  padding: 48px 0 64px;
}

.login-panel {
  max-width: 420px;
  margin: 120px auto 48px;
  text-align: left;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.eyebrow {
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-size: 12px;
  margin: 0 0 12px;
  font-weight: 600;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 5vw, 48px);
}

.lede {
  margin: 0;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.5;
}

.badge {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(0, 191, 166, 0.12);
  color: var(--accent);
  font-weight: 600;
  box-shadow: var(--shadow);
  position: relative;
  top: 10px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

.layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 16px;
  align-items: stretch;
}

.sidebar {
  position: sticky;
  top: 18px;
}

.map-panel {
  padding: 14px;
  position: relative;
}

#map {
  width: 100%;
  height: 640px;
  border-radius: 16px;
  overflow: hidden;
}

.map-hint {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #0b1220;
}

.group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.mini-select {
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0b1220;
  color: var(--text);
  font-weight: 600;
  font-size: 13px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-weight: 600;
  color: var(--text);
  font-size: 14px;
}

input,
select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0b1220;
  color: var(--text);
  font-size: 15px;
}

input[type="range"] {
  padding: 0;
}

input::placeholder {
  color: var(--muted);
}

.inline {
  flex: 1;
}

.full {
  width: 100%;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.layer-switcher {
  position: absolute;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--border);
  border-radius: 14px;
  top: 12px;
  right: 12px;
  left: auto;
  backdrop-filter: blur(6px);
}

.layer-toggle {
  border: 1px solid var(--border);
  background: #0b1220;
  color: var(--text);
  padding: 8px;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color 120ms ease, color 120ms ease, transform 120ms ease;
}

.layer-toggle svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.layer-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.layer-menu {
  position: absolute;
  top: 48px;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
  background: rgba(11, 18, 32, 0.98);
  border: 1px solid var(--border);
  border-radius: 14px;
  min-width: 180px;
  box-shadow: var(--shadow);
}

.layer-option {
  border: 1px solid var(--border);
  background: #0b1220;
  color: var(--text);
  padding: 8px 12px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  text-align: left;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
}

.layer-option:hover {
  border-color: var(--accent);
}

.layer-option.active {
  background: var(--accent);
  color: #071016;
  border-color: var(--accent);
}

.range-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.estimate-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

#radius-value {
  min-width: 90px;
  text-align: right;
  color: var(--muted);
  font-weight: 600;
}

button {
  margin-top: 8px;
  padding: 14px 16px;
  border-radius: 14px;
  border: none;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(120deg, var(--accent), #00d8c2);
  color: #071016;
  font-size: 15px;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 15px 30px rgba(0, 191, 166, 0.35);
}

button.layer-toggle {
  margin-top: 0;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #0b1220;
  color: var(--text);
  box-shadow: none;
}

button.layer-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
  box-shadow: none;
}

button.layer-toggle svg {
  display: block;
}

.progress {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
}

.progress-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.progress-track {
  height: 8px;
  border-radius: 999px;
  background: #0b1220;
  border: 1px solid var(--border);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #00d8c2);
  transition: width 200ms ease;
}

.hidden {
  display: none;
}

.coord-mgrs.hidden,
.coord-latlng.hidden {
  display: none !important;
}

.download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  color: var(--accent-2);
  text-decoration: none;
  font-weight: 700;
}

.muted {
  color: var(--muted);
}

.inner {
  margin-top: 14px;
}

.error {
  color: #f87171;
  margin: 8px 0 0;
  font-weight: 600;
}

.ghost {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  padding: 12px 14px;
  border-radius: 10px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 120ms ease, color 120ms ease;
  width: fit-content;
}

.ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.ghost.wide {
  width: 100%;
  text-align: center;
}

.coord-row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}

.coord-tooltip {
  background: rgba(10, 16, 28, 0.9);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px 8px;
  box-shadow: var(--shadow);
  font-weight: 700;
}

#status {
  margin: 0 0 12px;
  color: var(--muted);
}

@media (max-width: 960px) {
  .hero {
    flex-direction: column;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  #map {
    height: 420px;
  }

  .coord-row {
    flex-direction: column;
    align-items: stretch;
  }
}