/**
 * Cotizador GMM - Estilos principales
 * Diseño: Inspirado en H Patrimonial
 * Paleta: Negro elegante + Dorado corporativo
 */

/* ===================================
   VARIABLES Y RESET
   =================================== */

:root {
    /* Colores principales */
    --negro-principal: #1a1a1a;
    --negro-secundario: #2d2d2d;
    --negro-terciario: #3a3a3a;
    --dorado-principal: #D4AF37;
    --dorado-hover: #C5A028;
    --dorado-claro: #E5C158;
    
    /* Colores de apoyo */
    --blanco: #ffffff;
    --gris-claro: #e0e0e0;
    --gris-medio: #999999;
    --gris-oscuro: #666666;
    
    /* Estados */
    --success: #4CAF50;
    --error: #f44336;
    --warning: #FF9800;
    --info: #2196F3;
    
    /* Tipografía */
    --font-principal: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    /* Bordes */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-dorado: 0 4px 20px rgba(212, 175, 55, 0.3);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-principal);
    font-size: 16px;
    line-height: 1.6;
    color: var(--blanco);
    background: var(--negro-principal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   CONTENEDORES Y LAYOUT
   =================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-content {
    min-height: calc(100vh - 200px);
    padding: var(--spacing-xl) 0;
}

/* ===================================
   NAVEGACIÓN
   =================================== */

.navbar {
    background: var(--negro-secundario);
    border-bottom: 1px solid var(--negro-terciario);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--dorado-principal);
    letter-spacing: 2px;
    line-height: 1;
}

.logo-subtitle {
    font-size: 11px;
    font-weight: 300;
    color: var(--gris-medio);
    letter-spacing: 4px;
    margin-top: 2px;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--gris-claro);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--dorado-principal);
    background: rgba(212, 175, 55, 0.1);
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    text-align: center;
    padding: var(--spacing-xxl) 0 var(--spacing-xl);
    background: linear-gradient(135deg, var(--negro-principal) 0%, var(--negro-secundario) 100%);
}

.hero-title {
    font-size: 48px;
    font-weight: 300;
    color: var(--blanco);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -1px;
}

.hero-title strong {
    font-weight: 700;
    color: var(--dorado-principal);
}

.hero-subtitle {
    font-size: 18px;
    font-weight: 400;
    color: var(--gris-claro);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--negro-terciario);
    border-radius: 100px;
    font-size: 13px;
    color: var(--gris-claro);
}

.badge svg {
    color: var(--dorado-principal);
}

/* ===================================
   FORMULARIO
   =================================== */

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--negro-secundario);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-steps {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.form-steps::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 25%;
    right: 25%;
    height: 2px;
    background: var(--negro-terciario);
    z-index: 0;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
    z-index: 1;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--negro-terciario);
    color: var(--gris-medio);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    transition: all var(--transition-normal);
}

.step.active .step-number {
    background: var(--dorado-principal);
    color: var(--negro-principal);
    box-shadow: var(--shadow-dorado);
}

.step.completed .step-number {
    background: var(--success);
    color: var(--blanco);
}

.step-label {
    font-size: 12px;
    color: var(--gris-medio);
    font-weight: 500;
}

.step.active .step-label {
    color: var(--dorado-principal);
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--gris-claro);
    margin-bottom: var(--spacing-xs);
}

.form-label.required::after {
    content: '*';
    color: var(--error);
    margin-left: 4px;
}

.form-input,
.form-select {
    width: 100%;
    padding: var(--spacing-sm);
    font-size: 16px;
    font-family: var(--font-principal);
    color: var(--blanco);
    background: var(--negro-terciario);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--dorado-principal);
    background: var(--negro-principal);
}

.form-input::placeholder {
    color: var(--gris-oscuro);
}

.form-input.error {
    border-color: var(--error);
}

.form-error {
    display: none;
    color: var(--error);
    font-size: 13px;
    margin-top: var(--spacing-xs);
}

.form-error.visible {
    display: block;
}

.gender-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.gender-option {
    position: relative;
}

.gender-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.gender-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--negro-terciario);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.gender-option input[type="radio"]:checked + .gender-label {
    background: rgba(212, 175, 55, 0.1);
    border-color: var(--dorado-principal);
    color: var(--dorado-principal);
}

.gender-label:hover {
    border-color: var(--dorado-claro);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.checkbox-group input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--dorado-principal);
}

.checkbox-group label {
    font-size: 13px;
    color: var(--gris-claro);
    line-height: 1.5;
}

.checkbox-group a {
    color: var(--dorado-principal);
    text-decoration: none;
}

.checkbox-group a:hover {
    text-decoration: underline;
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 16px;
    font-weight: 600;
    font-family: var(--font-principal);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--dorado-principal) 0%, var(--dorado-hover) 100%);
    color: var(--negro-principal);
    flex: 1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-dorado);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--negro-terciario);
    color: var(--gris-claro);
}

.btn-secondary:hover {
    background: var(--negro-principal);
    color: var(--blanco);
}

/* ===================================
   RESULTADOS
   =================================== */

.results-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.results-title {
    font-size: 36px;
    font-weight: 300;
    color: var(--blanco);
    margin-bottom: var(--spacing-sm);
}

.results-title strong {
    color: var(--dorado-principal);
    font-weight: 700;
}

.results-subtitle {
    font-size: 16px;
    color: var(--gris-claro);
}

.user-info {
    background: var(--negro-secundario);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.user-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 14px;
}

.user-info-label {
    color: var(--gris-medio);
}

.user-info-value {
    color: var(--blanco);
    font-weight: 600;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.plan-card {
    background: var(--negro-secundario);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 2px solid transparent;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.plan-card:hover {
    border-color: var(--dorado-principal);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.plan-card.recommended {
    border-color: var(--dorado-principal);
}

.recommended-badge {
    position: absolute;
    top: 16px;
    right: -32px;
    background: var(--dorado-principal);
    color: var(--negro-principal);
    padding: 4px 40px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    transform: rotate(45deg);
}

.plan-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--negro-terciario);
}

.plan-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--dorado-principal);
    margin-bottom: var(--spacing-xs);
}

.plan-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
}

.price-amount {
    font-size: 32px;
    font-weight: 700;
    color: var(--blanco);
}

.price-period {
    font-size: 14px;
    color: var(--gris-medio);
}

.price-annual {
    font-size: 13px;
    color: var(--gris-oscuro);
    margin-top: var(--spacing-xs);
}

.plan-details {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.plan-details li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) 0;
    font-size: 14px;
    color: var(--gris-claro);
}

.plan-details li strong {
    color: var(--blanco);
    font-weight: 600;
}

.plan-details svg {
    color: var(--dorado-principal);
    flex-shrink: 0;
    margin-top: 2px;
}

.plan-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.feature-badge {
    padding: 4px 12px;
    background: rgba(212, 175, 55, 0.15);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 100px;
    font-size: 11px;
    color: var(--dorado-claro);
    font-weight: 600;
}

.plan-cta {
    width: 100%;
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background: var(--negro-secundario);
    border-top: 1px solid var(--negro-terciario);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xxl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section {
}

.footer-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--dorado-principal);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 2px;
}

.footer-subtitle {
    font-size: 14px;
    font-weight: 600;
    color: var(--blanco);
    margin-bottom: var(--spacing-sm);
}

.footer-text {
    font-size: 14px;
    color: var(--gris-medio);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.footer-text.small {
    font-size: 12px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--gris-claro);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-links a:hover {
    color: var(--dorado-principal);
}

.footer-links svg {
    width: 16px;
    height: 16px;
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--negro-terciario);
    text-align: center;
}

.copyright {
    font-size: 13px;
    color: var(--gris-medio);
    margin-bottom: var(--spacing-xs);
}

.disclaimer {
    font-size: 11px;
    color: var(--gris-oscuro);
}

/* ===================================
   LOADING & SPINNER
   =================================== */

.loading {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.95);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.loading.active {
    display: flex;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--negro-terciario);
    border-top-color: var(--dorado-principal);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===================================
   RESPONSIVE
   =================================== */

@media (max-width: 768px) {
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .form-container {
        padding: var(--spacing-md);
    }
    
    .nav-links {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .logo-text {
        font-size: 20px;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn-secondary {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 24px;
    }
    
    .form-steps::before {
        display: none;
    }
    
    .gender-selector {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   UTILIDADES
   =================================== */

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }