/* Reset básico */
:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-hover: #334155;
  --panel-deep: #020617;
  --text: #ffffff;
  --muted: #94a3b8;
  --accent: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;

  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --space: 10px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
}

html {
  font-size: 16px;
}

body {
  font-family: Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  position: relative;
  font-size: 1rem;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 10%, rgba(34,197,94,0.12), transparent 40%),
    radial-gradient(circle at 80% 30%, rgba(59,130,246,0.08), transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(245,158,11,0.06), transparent 50%);
}

.container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  padding: var(--space);
  gap: var(--space);
}

.app-header {
  text-align: center;
  flex-shrink: 0;
  padding: 10px 0 5px;
}

.app-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #f8fafc;
  margin-bottom: 4px;
  position: relative;
}

.app-header h1::after {
  content: "";
  display: block;
  width: 80px;
  height: 2px;
  margin: 6px auto 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 2px;
}

.app-header p {
  font-size: 0.9rem;
  color: var(--muted);
  letter-spacing: 0.2px;
}

.dashboard {
  flex: 0 0 180px;
  max-height: 25vh;
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: var(--space);
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  gap: 5px;
}

.main {
  flex: 1;
  display: flex;
  gap: var(--space);
  min-height: 0;
  overflow: hidden;
}

#map {
  flex: 1 1 60%;
  border-radius: var(--radius-sm);
  min-height: 0;
}

.panel {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space);
  min-width: 250px;
  overflow: visible;
  padding-bottom: 5px;
}

#routes {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.route-card {
  background: var(--panel);
  padding: 8px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
  font-size: 1rem;
}

.route-card:hover {
  background: var(--panel-hover);
}

.route-title {
  font-weight: 700;
  margin-bottom: 5px;
  font-size: 1.05rem;
}

.metric {
  font-size: 0.95rem;
  margin: 3px 0;
}

.good {
  color: var(--accent);
}

.medium {
  color: var(--warning);
}

.bad {
  color: var(--danger);
}

.recommendation {
  background: var(--panel-deep);
  padding: 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--accent);
  margin-top: auto;
  font-size: 1rem;
}