:root {
    --bg-beige: #F9F6F0;
    --bg-white: #FFFFFF;
    --text-dark: #1A1A1A;
    --text-muted: #5A5A5A;
    --accent-gold: #C5A880;
    --whatsapp-green: #25D366;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;

    overflow-x: hidden;
    position: relative;
    width: 100%;

}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-beige);
    color: var(--text-dark);
    line-height: 1.6;

    overflow-x: hidden;
    position: relative;
    width: 100%;

}

h1, h2, h3, .brand-logo {
    font-family: 'Playfair Display', serif;
}

/* --- Navbar --- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(249, 246, 240, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--accent-gold);
}

.btn-header {
    background-color: var(--text-dark);
    color: var(--bg-white);
    padding: 10px 22px;
    border-radius: 50px;
    font-size: 0.9rem;
    text-decoration: none;
    transition: var(--transition);
}

.btn-header:hover {
    background-color: var(--accent-gold);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* --- Sections Core Layout --- */
section {
    padding: 120px 20px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-beige) 100%);
    padding-top: 160px;

     /* Vinculación de la imagen de fondo */
    background-image: url('../images/banner.jpg');
    background-size: cover;       /* Asegura que cubra todo el ancho y alto */
    background-position: center;  /* Centra la imagen */
    background-repeat: no-repeat;
    background-attachment: scroll; /* Cambiar a 'fixed' si deseas un efecto parallax sutil */
}

.hero-content {
    text-align: center;
    max-width: 850px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.8rem;
    line-height: 1.1;
    margin-bottom: 25px;
    font-weight: 600;
    letter-spacing: -1px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn-primary {
    background-color: var(--text-dark);
    color: var(--bg-white);
    padding: 16px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.btn-primary:hover {
    background-color: var(--accent-gold);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(197, 168, 128, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-dark);
    padding: 16px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    border: 1px solid var(--text-dark);
    transition: var(--transition);
}

.btn-secondary:hover {
    background-color: rgba(0, 0, 0, 0.03);
    transform: translateY(-3px);
}

/* --- Philosophy Section --- */
.philosophy {
    background-color: var(--bg-white);
    text-align: center;
}

.tagline {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-gold);
    margin-bottom: 15px;
    display: block;
    font-weight: 600;
}

.philosophy h2 {
    font-size: 2.5rem;
    max-width: 800px;
    margin: 0 auto 30px auto;
    line-height: 1.3;
}

.philosophy p {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 40px auto;
}

.quote-box {
    font-style: italic;
    font-size: 1.3rem;
    color: var(--accent-gold);
    font-family: 'Playfair Display', serif;
    position: relative;
    display: inline-block;
}

/* --- Services Section --- */
.services h2 {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 60px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

/* --- Servicios con Cajas Resaltadas y Sombra Premium --- */
.service-card {
    background-color: var(--bg-white);
    padding: 35px 30px;
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.02); /* Borde casi imperceptible */
    
    /* Nueva sombra base para resaltar la caja desde el inicio */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04); 
    
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

/* Cabecera interna: Icono y Título en la misma línea */
.service-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.service-icon {
    font-size: 1.6rem;
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-card h3 {
    font-size: 1.3rem;
    line-height: 1.2;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Línea estética dorada/beige superior que se expande */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--accent-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

/* --- Efecto Hover (Al pasar el mouse) --- */
.service-card:hover {
    transform: translateY(-8px); /* Sube suavemente */
    
    /* Sombra mucho más profunda y difuminada de estilo vanguardista */
    box-shadow: 0 20px 40px rgba(197, 168, 128, 0.15), 0 15px 30px rgba(0, 0, 0, 0.06);
}

.service-card:hover::before {
    transform: scaleX(1); /* Muestra la barra superior */
}



/* --- Design Authority Section --- */
.vanguard {
    background-color: var(--bg-white);
}

.vanguard-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.vanguard-text {
    flex: 1;
}

.vanguard-text h2 {
    font-size: 2.8rem;
    margin-bottom: 25px;
    line-height: 1.2;
}

.vanguard-text p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.vanguard-visual {
    flex: 1;
    background: linear-gradient(135deg, #F4EFE6 0%, #EAE3D5 100%);
    height: 400px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.vanguard-visual::after {
    content: "Modernity & Strategy";
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-size: 2rem;
    color: rgba(0,0,0,0.15);
}

/* --- Contact Section --- */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    background-color: var(--bg-white);
    padding: 60px;
    border-radius: 24px;
    box-shadow: 0 10px 50px rgba(0,0,0,0.01);
}

.contact-info h2 {
    font-size: 2.8rem;
    margin-bottom: 15px;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 25px;
}

.info-item i {
    font-size: 1.2rem;
    color: var(--accent-gold);
    margin-top: 5px;
}

.info-item h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.info-item p {
    margin-bottom: 0;
    color: var(--text-dark);
    font-weight: 500;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 16px;
    background-color: var(--bg-beige);
    border: 1px solid transparent;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    background-color: var(--bg-white);
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}

.btn-submit {
    background-color: var(--text-dark);
    color: var(--bg-white);
    padding: 16px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background-color: var(--accent-gold);
}

/* --- Footer --- */
footer {
    background-color: var(--text-dark);
    color: rgba(255,255,255,0.7);
    padding: 40px 20px;
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* --- Floating WhatsApp Button --- */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--whatsapp-green);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    z-index: 999;
    text-decoration: none;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
}

/* --- Responsive Media Queries --- */
@media (max-width: 992px) {
    .hero h1 { font-size: 2.8rem; }
    .vanguard-content { flex-direction: column; gap: 40px; }
    .contact-layout { grid-template-columns: 1fr; padding: 40px; gap: 40px; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 73px; /* Se ajusta perfectamente al borde del header */
        left: -100%;
        width: 100%;
        height: calc(100vh - 73px);
        background-color: var(--bg-beige);
        flex-direction: column;
        padding: 40px;
        gap: 30px;
        justify-content: flex-start;
        z-index: 999;
        overflow-y: auto; /* Permite scroll interno si la pantalla es muy pequeña */
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .menu-toggle {
        display: block;
    }

    .hero h1 { font-size: 2.3rem; }
    .hero-cta { flex-direction: column; gap: 15px; }
    section { padding: 80px 20px; }
}