/* ===== SISTEMA DE DISEÑO MODERNO ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    
    :root {
        --radius: 0.875rem;
        --background: oklch(0.99 0.005 90);
        --foreground: oklch(0.18 0.04 260);
        --card: oklch(1 0 0);
        --card-foreground: oklch(0.18 0.04 260);
        --navy: oklch(0.22 0.06 265);
        --navy-deep: oklch(0.14 0.05 265);
        --primary: oklch(0.22 0.06 265);
        --primary-foreground: oklch(0.98 0.005 90);
        --gold: oklch(0.82 0.16 85);
        --gold-foreground: oklch(0.18 0.04 260);
        --muted: oklch(0.96 0.01 250);
        --muted-foreground: oklch(0.45 0.03 260);
        --accent: oklch(0.82 0.16 85);
        --border: oklch(0.9 0.012 260);
        --input: oklch(0.9 0.012 260);
        --ring: oklch(0.82 0.16 85);
        --gradient-hero: linear-gradient(135deg, oklch(0.14 0.05 265) 0%, oklch(0.22 0.06 265) 55%, oklch(0.32 0.09 270) 100%);
        --gradient-gold: linear-gradient(135deg, oklch(0.88 0.14 88) 0%, oklch(0.78 0.17 75) 100%);
        --shadow-elegant: 0 25px 60px -25px color-mix(in oklab, var(--navy-deep) 45%, transparent);
        --shadow-gold: 0 20px 50px -20px color-mix(in oklab, var(--gold) 55%, transparent);
        --shadow-card: 0 10px 30px -15px color-mix(in oklab, var(--navy-deep) 25%, transparent);
        --font-display: 'Space Grotesk', system-ui, sans-serif;
        --font-sans: 'Inter', system-ui, sans-serif;
    }
    
    body {
        background-color: var(--background);
        color: var(--foreground);
        font-family: var(--font-sans);
        -webkit-font-smoothing: antialiased;
        line-height: 1.6;
        padding-top: 72px;
    }
    
    h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: -0.02em; }
    
    /* ===== COMPONENTES GLOBALES ===== */
    .container-page { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
    
    .btn-gold {
        background: var(--gradient-gold);
        color: var(--gold-foreground);
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        border-radius: 9999px;
        padding: 0.75rem 1.75rem;
        font-weight: 600;
        transition: all 0.2s ease;
        text-decoration: none;
        box-shadow: var(--shadow-gold);
        border: none;
        cursor: pointer;
    }
    .btn-gold:hover { transform: translateY(-2px); filter: brightness(1.05); }
    
    .btn-navy {
        background: var(--gradient-hero);
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        border-radius: 9999px;
        padding: 0.75rem 1.75rem;
        font-weight: 600;
        color: white;
        text-decoration: none;
        box-shadow: var(--shadow-elegant);
        transition: all 0.2s ease;
        border: none;
        cursor: pointer;
    }
    .btn-navy:hover { transform: translateY(-2px); }
    
    .eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        border-radius: 9999px;
        border: 1px solid color-mix(in oklab, var(--gold) 40%, transparent);
        background: color-mix(in oklab, var(--gold) 12%, transparent);
        padding: 0.375rem 1rem;
        font-size: 0.75rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.18em;
        color: color-mix(in oklab, var(--gold) 30%, var(--navy-deep));
    }
    
    
    /* ===== FORMULARIO MODERNO ===== */
    .contact-section { padding: 4rem 0; }
    .contact-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 3rem; align-items: start; }
    
    .contact-form {
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: 1.5rem;
        padding: 2rem;
        box-shadow: var(--shadow-card);
    }
    
    .contact-form h2 {
        font-size: 1.75rem;
        margin-bottom: 0.5rem;
    }
    
    .form-group { margin-bottom: 1.5rem; }
    .form-group label {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        margin-bottom: 0.5rem;
        font-weight: 600;
        font-size: 0.875rem;
    }
    .form-group label i { color: var(--gold); width: 1.25rem; }
    
    .form-group input:not([type="checkbox"]),
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 0.75rem 1rem;
        border: 1px solid var(--border);
        border-radius: 0.75rem;
        background: var(--background);
        font-family: var(--font-sans);
        transition: all 0.2s;
        font-size: 0.875rem;
    }
    
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        outline: none;
        border-color: var(--gold);
        box-shadow: 0 0 0 3px color-mix(in oklab, var(--gold) 25%, transparent);
    }
    
    .form-group .error {
        color: #dc2626;
        font-size: 0.75rem;
        margin-top: 0.25rem;
        display: none;
    }
    
    .form-group.error input,
    .form-group.error select,
    .form-group.error textarea {
        border-color: #dc2626;
    }
    
    .form-group.error .error {
        display: block;
    }
    
    /* Opciones de contacto (checkbox elegantes) */
    .opciones-contacto {
        display: flex;
        gap: 1rem;
        flex-wrap: wrap;
        margin-top: 0.5rem;
    }
    
    .check-opcion {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.5rem 1rem;
        background: var(--background);
        border: 1px solid var(--border);
        border-radius: 9999px;
        cursor: pointer;
        transition: all 0.2s;
    }
    
    .check-opcion:hover { border-color: var(--gold); background: color-mix(in oklab, var(--gold) 5%, transparent); }
    .check-opcion input { margin: 0; width: auto; }
    .check-opcion i { color: var(--gold); }
    
    /* Contador de mensaje */
    .campo-footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 0.5rem;
    }
    .contador {
        font-size: 0.7rem;
        color: var(--muted-foreground);
    }
    .contador.warning { color: #f59e0b; }
    .contador.danger { color: #dc2626; }
    
    /* Loader del botón */
    .btn {
        position: relative;
        width: 100%;
        justify-content: center;
    }
    .loader {
        display: none;
        width: 1.25rem;
        height: 1.25rem;
        border: 2px solid rgba(255,255,255,0.3);
        border-radius: 50%;
        border-top-color: white;
        animation: spin 0.6s linear infinite;
        margin-left: 0.5rem;
    }
    @keyframes spin { to { transform: rotate(360deg); } }
    
    /* Mensajes flotantes */
    .floating-message {
        position: fixed;
        top: 90px;
        right: 20px;
        padding: 1rem 1.5rem;
        border-radius: 0.75rem;
        z-index: 10000;
        animation: slideIn 0.3s ease;
        box-shadow: var(--shadow-elegant);
        font-family: var(--font-sans);
        font-size: 0.875rem;
        font-weight: 500;
        max-width: 350px;
    }
    .message-success { background: #10b981; color: white; }
    .message-error { background: #ef4444; color: white; }
    
    @keyframes slideIn {
        from { transform: translateX(100%); opacity: 0; }
        to { transform: translateX(0); opacity: 1; }
    }
    @keyframes slideOut {
        from { transform: translateX(0); opacity: 1; }
        to { transform: translateX(100%); opacity: 0; }
    }
    
    /* Cards de contacto (lado derecho) */
    .contact-card-list { display: flex; flex-direction: column; gap: 1rem; }
    .contact-card {
        display: flex;
        align-items: center;
        gap: 1rem;
        background: var(--card);
        border: 1px solid var(--border);
        border-radius: 1rem;
        padding: 1.25rem;
        text-decoration: none;
        color: var(--foreground);
        transition: all 0.2s;
    }
    .contact-card:hover { transform: translateY(-2px); border-color: var(--gold); box-shadow: var(--shadow-card); }
    .contact-icon {
        width: 3rem;
        height: 3rem;
        background: var(--gradient-hero);
        border-radius: 1rem;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--gold);
        font-size: 1.25rem;
    }
    
    /* Teléfono input */
    .iti { display: block; width: 100%; }
    .iti__flag-container { z-index: 2; }
    
    /* Responsive */
    @media (max-width: 768px) {
        .contact-grid { grid-template-columns: 1fr; }
        .contact-section { padding: 2rem 0; }
        body { padding-top: 72px; }
        .opciones-contacto { flex-direction: column; }
        .check-opcion { justify-content: center; }
    }
    
    /* Footer */
    footer {
        background: var(--gradient-hero);
        color: white;
        margin-top: 4rem;
        padding: 2rem 0;
        text-align: center;
    }
    footer a { color: rgba(255,255,255,0.7); margin: 0 0.5rem; font-size: 1.25rem; transition: all 0.2s; }
    footer a:hover { color: white; transform: translateY(-2px); display: inline-block; }
    
    /* WhatsApp flotante */
    .whatsapp-float {
        position: fixed;
        bottom: 1.5rem;
        right: 1.5rem;
        background: #25D366;
        color: white;
        width: 3.5rem;
        height: 3.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 9999px;
        font-size: 1.75rem;
        box-shadow: 0 10px 25px -5px rgba(0,0,0,0.2);
        transition: transform 0.2s;
        z-index: 40;
        text-decoration: none;
    }
    .whatsapp-float:hover { transform: scale(1.1); }

/* Para tablets (pantallas entre 769px y 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .container-page { padding: 0 2rem; }
    .contact-grid { gap: 2rem; }
}

/* Para pantallas muy grandes (más de 1920px) */
@media (min-width: 1920px) {
    .container-page { max-width: 1440px; }
    body { font-size: 1.1rem; }
}

/* Mejora de touch targets en móvil */
@media (max-width: 768px) {
    .btn-gold, .btn-navy, .contact-card {
        padding: 0.875rem 1.5rem;  /* Botones más grandes para dedos */
    }
    
    .form-group input, 
    .form-group select, 
    .form-group textarea {
        font-size: 1rem;  /* Evita zoom automático en iOS */
    }
}