/* --- VARIABLES MODERNAS Y BASE --- */
:root {
    --navy-dark: #0A192F; 
    --navy-light: #112240;
    --accent: #3A6EA5; /* Azul elegante para detalles */
    --white: #FFFFFF;
    --bg-soft: #F8FAFC;
    --text-main: #334155;
    --text-light: #94A3B8;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-main);
    line-height: 1.7;
    background-color: var(--white);
    overflow-x: hidden;
}

/* --- TIPOGRAFÍA --- */
h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--navy-dark);
    font-weight: 700;
    letter-spacing: -0.5px;
    overflow: visible !important;
}

h1 { font-size: 4rem; line-height: 1.1; margin-bottom: 1.5rem; }
.text-accent { color: var(--accent); }
h2.section-title { font-size: 2.8rem; margin-bottom: 1.5rem; text-align: center; }
.align-left { text-align: left !important; }
.section-intro { text-align: center; font-size: 1.2rem; margin-bottom: 4rem; color: var(--text-light); max-width: 600px; margin-left: auto; margin-right: auto;}
.text-bright { color: #F8FAFC !important; font-weight: 400; }

/* --- LAYOUT & BACKGROUNDS --- */
.container { width: 90%; max-width: 1200px; margin: 0 auto; }

/* AJUSTE DE ESPACIADO: Reducido de 7rem a 4.5rem para menos aire entre secciones */
.section { padding: 4.5rem 0; }

.bg-soft { background-color: var(--bg-soft); }
.bg-dark { background-color: var(--navy-dark); }
.text-white, .text-white h2, .text-white p { color: var(--white); }

.hero-gradient { background: radial-gradient(circle at top right, rgba(58, 110, 165, 0.08) 0%, transparent 40%), radial-gradient(circle at bottom left, rgba(10, 25, 47, 0.05) 0%, transparent 40%); }
.cta-gradient { background: linear-gradient(135deg, var(--bg-soft) 0%, #E2E8F0 100%); }
.pattern-bg { background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px); background-size: 30px 30px; }

/* --- NAVEGACIÓN Y MENÚ DINÁMICO --- */
.navbar {
    position: fixed; top: 0; width: 100%;
    background: transparent;
    z-index: 1000; padding: 1.5rem 0;
    transition: var(--transition);
}

.nav-container { display: flex; justify-content: space-between; align-items: center; }
.nav-logo { height: 55px; transition: filter 0.3s ease; }
.nav-links { display: flex; list-style: none; align-items: center; gap: 2.5rem; }
.nav-links a { text-decoration: none; color: var(--navy-dark); font-weight: 600; font-size: 0.95rem; transition: var(--transition); }
.nav-links a:hover { color: var(--accent); }

/* Efecto al hacer Scroll */
.navbar.scrolled { background: var(--navy-dark); padding: 1rem 0; box-shadow: 0 4px 20px rgba(0,0,0,0.1); }
.navbar.scrolled .nav-links a { color: var(--white); }
.navbar.scrolled .nav-links a:hover { color: var(--accent); }
.navbar.scrolled .nav-logo { filter: brightness(0) invert(1); }

.solid-nav { background: var(--white) !important; border-bottom: 1px solid rgba(0,0,0,0.05); padding: 1rem 0;}

/* --- BOTONES --- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 1rem 2.5rem; text-decoration: none; font-weight: 600;
    font-size: 0.95rem; border-radius: 8px; transition: var(--transition); cursor: pointer;
}
.btn-small { padding: 0.6rem 1.5rem; }
.btn-large { padding: 1.2rem 3rem; font-size: 1.1rem; }
.btn-primary { background: var(--navy-dark); color: var(--white); border: 1px solid var(--navy-dark); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 10px 20px rgba(58, 110, 165, 0.2); }
.btn-outline { background: transparent; color: var(--navy-dark); border: 1px solid var(--navy-dark); }
.btn-outline:hover { background: var(--bg-soft); border-color: var(--text-light); }
.btn-block { width: 100%; }

/* --- NUEVO BOTÓN CONTACTO MENÚ BLINDADO --- */
/* Cuando el fondo es transparente o blanco (Contacto / Inicio Top) */
.btn-nav-contact {
    background: transparent !important;
    color: var(--navy-dark) !important;
    border: 2px solid var(--navy-dark) !important;
}
.btn-nav-contact:hover {
    background: var(--navy-dark) !important;
    color: var(--white) !important;
}

/* Cuando hacemos scroll en el index (Menú Oscuro) */
.navbar.scrolled .btn-nav-contact {
    background: var(--accent) !important;
    color: var(--white) !important;
    border-color: var(--accent) !important;
}
.navbar.scrolled .btn-nav-contact:hover {
    background: var(--white) !important;
    color: var(--navy-dark) !important;
    border-color: var(--white) !important;
}

/* --- HERO --- */
.hero { height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center; padding-top: 90px; }
.hero-logo { height: 160px; max-width: 100%; object-fit: contain; margin-bottom: 0.5rem; opacity: 0.9; }
.hero .subtitle { font-size: 1.25rem; max-width: 700px; margin: 0 auto 2.5rem auto; color: var(--text-main); }
.hero-buttons { display: flex; gap: 1rem; justify-content: center; margin-bottom: 3rem; }

/* --- ESENCIA (Split Layout con Imagen) --- */
.split-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.lead-text { font-size: 1.3rem; font-weight: 500; color: var(--navy-dark); margin-bottom: 1.5rem; }
.justify-left { justify-content: flex-start; margin-left: 0; }
.mt-3 { margin-top: 2rem; }
.image-wrapper { border-radius: 16px; overflow: hidden; box-shadow: 0 20px 40px rgba(10, 25, 47, 0.1); }
.image-wrapper img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.6s ease; }
.image-wrapper:hover img { transform: scale(1.05); }

/* --- TARJETAS --- */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2.5rem; }
.card { padding: 3rem 2.5rem; border-radius: 16px; transition: var(--transition); }
.premium-card { background: var(--white); border: 1px solid rgba(0,0,0,0.03); box-shadow: 0 4px 6px rgba(0,0,0,0.02), 0 10px 25px rgba(0,0,0,0.03); }
.premium-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(10, 25, 47, 0.08); }
.icon-wrapper { width: 60px; height: 60px; background: var(--bg-soft); border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; }
.icon-wrapper i { font-size: 2rem; color: var(--accent); }
.glass-card { background: var(--navy-light); border: 1px solid rgba(255,255,255,0.05); }
.glass-card:hover { background: #172a4f; transform: translateY(-8px); }
.card-icon-top { font-size: 2.5rem; color: var(--accent); margin-bottom: 1.5rem; display: block; }
.fix-title { line-height: 1.4; padding-bottom: 5px; overflow: visible; }

/* Bento Grid */
.bento-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.bento-large { grid-row: span 2; background: linear-gradient(145deg, var(--navy-light) 0%, #152A4A 100%); display: flex; flex-direction: column; justify-content: center; }

/* --- BLOQUES DE TEXTO Y ETIQUETAS --- */
.expertise-tags { display: flex; justify-content: center; flex-wrap: wrap; gap: 1rem; margin: 2.5rem 0; }
.expertise-tags span { background: var(--bg-soft); padding: 0.5rem 1.2rem; border-radius: 50px; font-weight: 500; font-size: 0.9rem; display: flex; align-items: center; gap: 6px; color: var(--navy-dark); border: 1px solid #E2E8F0; }

/* --- FILOSOFÍA --- */
.philosophy-wrapper { display: flex; align-items: center; justify-content: space-between; gap: 4rem; background: var(--white); padding: 5rem; border-radius: 24px; box-shadow: 0 20px 40px rgba(10, 25, 47, 0.04); border-left: 8px solid var(--navy-dark); }
.philosophy-content { flex: 1; }
.philosophy-main-text { font-size: 1.8rem; font-weight: 600; line-height: 1.3; color: var(--navy-dark); margin-bottom: 1.5rem; }
.philosophy-sub-text { font-size: 1.1rem; color: var(--text-light); font-style: italic; }
.philosophy-cards { display: flex; gap: 1.5rem; }
.p-card { background: var(--bg-soft); padding: 2.5rem 1.5rem; border-radius: 16px; text-align: center; min-width: 150px; transition: var(--transition); border: 1px solid #E2E8F0; }
.p-card:hover { background: var(--navy-dark); transform: translateY(-10px); box-shadow: 0 15px 30px rgba(10, 25, 47, 0.15); }
.p-card:hover span, .p-card:hover i { color: var(--white); }
.p-card i { font-size: 2.8rem; color: var(--accent); margin-bottom: 1.2rem; display: block; transition: var(--transition); }
.p-card span { font-family: var(--font-heading); font-weight: 700; font-size: 1.05rem; line-height: 1.3; color: var(--navy-dark); display: block; transition: var(--transition); }
.cta-phrase { font-size: 3rem; line-height: 1.2; }

/* --- FORMULARIO DE CONTACTO --- */
.contact-section { padding-top: 140px; min-height: 80vh; }
.contact-container { display: grid; grid-template-columns: 1fr 1.2fr; gap: 5rem; align-items: start; }
.subtitle-contact { font-size: 1.2rem; margin-bottom: 3rem; }
.contact-details { margin-top: 2rem; display: flex; flex-direction: column; gap: 2rem; }
.detail-item { display: flex; align-items: flex-start; gap: 1rem; }
.detail-item i { font-size: 1.8rem; color: var(--accent); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 500; font-size: 0.9rem; color: var(--navy-dark); }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 1rem; border: 1px solid #CBD5E1; border-radius: 8px; font-family: inherit; background: var(--bg-soft); transition: var(--transition); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--accent); background: var(--white); box-shadow: 0 0 0 4px rgba(58, 110, 165, 0.1); }
.contact-form { padding: 3rem; }

/* --- FOOTER --- */
.footer { background: var(--white); padding: 4rem 0 2rem; border-top: 1px solid #F1F5F9; }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-bottom: 3rem; flex-wrap: wrap; gap: 2rem; }
.footer-logo { height: 40px; margin-bottom: 1rem; }
.footer-brand p { font-weight: 500; font-size: 0.95rem; color: var(--text-main); }
.footer-brand .location { color: var(--text-light); font-size: 0.85rem; margin-top: 5px; display: flex; align-items: center; gap: 5px;}
.footer-social { display: flex; gap: 1.5rem; }
.footer-social a { display: flex; align-items: center; justify-content: center; width: 50px; height: 50px; background: var(--bg-soft); border-radius: 50%; color: var(--navy-dark); font-size: 1.8rem; transition: var(--transition); }
.footer-social a:hover { background: var(--accent); color: var(--white); transform: translateY(-3px); }
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid #F1F5F9; font-size: 0.85rem; color: var(--text-light); }

/* --- ANIMACIONES --- */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* --- RESPONSIVE (MÓVIL) --- */
.hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { display: block; width: 25px; height: 2px; background: var(--navy-dark); transition: 0.3s; }
.navbar.scrolled .hamburger span { background: var(--white); }

@media (max-width: 1024px) {
    .philosophy-wrapper { flex-direction: column; padding: 4rem 3rem; text-align: center; border-left: none; border-top: 8px solid var(--navy-dark); }
    .philosophy-content .align-left { text-align: center !important; }
    .philosophy-cards { flex-wrap: wrap; justify-content: center; width: 100%; }
    .p-card { flex: 1; min-width: 200px; }
}

@media (max-width: 992px) {
    .contact-container { grid-template-columns: 1fr; gap: 3rem; }
    .form-grid { grid-template-columns: 1fr; gap: 0; }
    .split-layout { grid-template-columns: 1fr; gap: 3rem; }
    h1 { font-size: 3rem; }
    .bento-grid { grid-template-columns: 1fr; }
    .bento-large { grid-row: span 1; }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .hero-buttons { flex-direction: column; }
    .hero-logo { height: 120px; }
    .nav-logo { height: 45px; }
    
    .nav-links { position: absolute; top: 100%; left: -100%; width: 100%; height: 100vh; background: var(--white); flex-direction: column; align-items: center; padding-top: 2rem; transition: 0.3s; border-top: 1px solid #E2E8F0; }
    .navbar.scrolled .nav-links { background: var(--navy-dark); border-color: rgba(255,255,255,0.1); }
    .nav-links.active { left: 0; }
    .hamburger { display: flex; }
    
    .p-card { min-width: 100%; }
    .philosophy-wrapper { padding: 3rem 1.5rem; }
    .footer-content { flex-direction: column; text-align: center; }
}
/* --- CORRECCIÓN RESPONSIVE PARA EL MENÚ DE CONTACTO --- */
@media (max-width: 768px) {
    .solid-nav .nav-links {
        position: static;
        left: 0;
        width: auto;
        height: auto;
        flex-direction: row;
        padding-top: 0;
        border: none;
        background: transparent;
    }
    
    /* Ajustamos un poco el tamaño del botón para que quepa bien junto al logo en pantallas pequeñas */
    .solid-nav .btn-nav-contact {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
}