/* Design System Cálculos Web - Modern Legal Tech Theme */
:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --secondary: #0f172a;
  --accent: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.85);
  --border-color: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --font-family: 'Aptos', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius: 12px;
}

[data-theme="dark"] {
  --bg-page: #0b0f19;
  --bg-card: #151d2f;
  --bg-glass: rgba(21, 29, 47, 0.85);
  --border-color: #1e293b;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --primary-light: #1e293b;
  --secondary: #f8fafc;
  --shadow-md: 0 4px 10px rgba(0, 0, 0, 0.3);
}

@font-face {
  font-family: 'Aptos';
  src: url('/static/fonts/aptos/Aptos-Display.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}
@font-face {
  font-family: 'Aptos';
  src: url('/static/fonts/aptos/Aptos-Display-Bold.ttf') format('truetype');
  font-weight: bold;
  font-style: normal;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header & Nav */
.header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}
.header-container {
  max-width: 1350px;
  margin: 0 auto;
  padding: 0 24px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}
.brand-badge {
  background: linear-gradient(135deg, #2563eb, #8b5cf6);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}
.brand-title {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
}
.brand-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.92rem;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background-color: var(--primary-light);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.status-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 600;
}
.status-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 6px #10b981;
}

/* Layout */
.main-content {
  flex: 1;
  max-width: 1350px;
  width: 100%;
  margin: 24px auto;
  padding: 0 24px;
}

/* Cards & Components */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  box-shadow: var(--shadow-md);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}
.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.3px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--primary);
  color: white;
}
.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}
.btn-secondary {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: var(--border-color);
}
.btn-success {
  background: var(--success);
  color: white;
}
.btn-success:hover {
  filter: brightness(0.92);
}
.btn-sm {
  padding: 5px 10px;
  font-size: 0.8rem;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}
.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.metric-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
}
.metric-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.metric-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 6px;
  letter-spacing: -1px;
}
.metric-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 18px;
}
.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-main);
}
.form-control, .form-select {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.95rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--bg-card);
  color: var(--text-main);
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Wizard Steps */
.wizard-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: 32px;
  position: relative;
}
.wizard-steps::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 40px;
  right: 40px;
  height: 2px;
  background: var(--border-color);
  z-index: 1;
}
.step-item {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--bg-page);
  padding: 0 10px;
}
.step-circle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-muted);
  transition: all 0.3s;
}
.step-item.active .step-circle {
  border-color: var(--primary);
  background: var(--primary);
  color: white;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}
.step-item.completed .step-circle {
  border-color: var(--success);
  background: var(--success);
  color: white;
}
.step-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}
.step-item.active .step-title {
  color: var(--primary);
  font-weight: 700;
}

/* Data Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.data-table th {
  background: var(--primary-light);
  color: var(--text-main);
  font-weight: 700;
  padding: 12px 14px;
  text-align: left;
  border-bottom: 2px solid var(--border-color);
}
.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
}
.data-table tbody tr:hover {
  background-color: rgba(37, 99, 235, 0.03);
}

/* Module Grid */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}
.module-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.2s;
}
.module-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}