/* R Evolution App – Design system */
:root {
  --primary: #002d72;
  --primary-dark: #001d4d;
  --secondary: #6b7280;
  --success: #00a361;
  --danger: #dc2626;
  --warning: #e89b2c;
  --bg: #f3f4f6;
  --card-bg: #ffffff;
  --text: #111827;
  --text-muted: #6b7280;
  --radius: 16px;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
  --touch-min: 52px;
  --transition: 0.2s ease;
}

* {
  box-sizing: border-box;
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* Cards */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-hover);
}

.card-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin: 0 0 8px 0;
}

.card-value {
  font-size: 28px;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
}

/* Buttons – altura táctil 52px */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  padding: 0 20px;
  border-radius: var(--radius);
  border: none;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: var(--shadow);
}

.btn-secondary {
  background: #fff;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-success {
  background: var(--success);
  color: #fff;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--secondary);
  border: 1px solid #d1d5db;
}

/* Dashboard summary card variants */
.card-primary .card-value { color: var(--primary); }
.card-success .card-value { color: var(--success); }
.card-secondary .card-value { color: var(--secondary); }
.card-warning .card-value { color: var(--warning); }

.card-primary { border-left: 4px solid var(--primary); }
.card-success { border-left: 4px solid var(--success); }
.card-secondary { border-left: 4px solid var(--secondary); }
.card-warning { border-left: 4px solid var(--warning); }

/* Search */
.search-bar {
  width: 100%;
  min-height: var(--touch-min);
  padding: 0 16px;
  font-size: 16px;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  background: var(--card-bg);
  color: var(--text);
  transition: border-color var(--transition);
}

.search-bar::placeholder {
  color: var(--text-muted);
}

.search-bar:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 45, 114, 0.15);
}