:root {
  --bg: #f8f5ee;
  --ink: #1f2430;
  --ink-soft: #4a5264;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --line: #d9d4c5;
  --accent: #0d7a64;
  --accent-2: #e27d34;
  --danger: #bf3f34;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  background: radial-gradient(circle at 10% 10%, #f0d8b0, transparent 45%),
    radial-gradient(circle at 90% 15%, #b8e5d0, transparent 40%),
    var(--bg);
  min-height: 100vh;
}

.background-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(
      rgba(255, 255, 255, 0.08) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
  mix-blend-mode: soft-light;
}

.app-shell {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1rem 2rem;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem 1.1rem;
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 28px rgba(31, 36, 48, 0.08);
  animation: rise 550ms ease;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.intro-panel {
  grid-column: span 12;
}

.controls-panel {
  grid-column: span 5;
}

.map-panel {
  grid-column: span 7;
}

.table-panel {
  grid-column: span 12;
}

h1,
h2 {
  margin: 0 0 0.5rem;
}

h1 {
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  color: var(--accent);
  letter-spacing: 0.11em;
  font-size: 0.75rem;
  font-weight: 700;
}

.lead {
  color: var(--ink-soft);
  max-width: 70ch;
}

.preset-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.ghost-btn {
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
}

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

.file-drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  min-height: 140px;
  border: 2px dashed var(--line);
  border-radius: 14px;
  background: #fffdf8;
  text-align: center;
  padding: 1rem;
  cursor: pointer;
  transition: border-color 180ms ease, transform 180ms ease;
}

.file-drop.drag-over {
  border-color: var(--accent);
  transform: scale(1.01);
}

.file-drop input {
  display: none;
}

.control-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem;
}

.control-grid label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.wide-control {
  grid-column: span 2;
}

input[type="number"],
input[type="range"] {
  width: 100%;
}

.messages {
  min-height: 1.2rem;
  margin-top: 0.75rem;
  color: var(--ink-soft);
}

.messages.error {
  color: var(--danger);
}

.stats-grid {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
}

.stat-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-strong);
  padding: 0.55rem;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-value {
  display: block;
  margin-top: 0.2rem;
  font-weight: 700;
}

.map-canvas {
  width: 100%;
  height: 430px;
  border-radius: 12px;
  border: 1px solid var(--line);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel-strong);
  border-radius: 12px;
  overflow: hidden;
}

th,
td {
  text-align: left;
  padding: 0.65rem;
  border-bottom: 1px solid #ece7dc;
}

th {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-soft);
}

.empty-row {
  text-align: center;
  color: var(--ink-soft);
}

.mono {
  font-family: "IBM Plex Mono", Consolas, monospace;
}

@media (max-width: 980px) {
  .controls-panel,
  .map-panel {
    grid-column: span 12;
  }

  .map-canvas {
    height: 350px;
  }
}