/* ===== VARIABLES DE COLOR (extraídas del logo) ===== */
:root {
    --verde-oscuro: #1a4d2e;
    --verde-claro: #2a6b42;
    --dorado: #c6a15e;
    --dorado-hover: #b08a48;
    --gris-claro: #f5f2eb;
    --blanco: #ffffff;
    --texto-oscuro: #2d2d2d;
}

/* ===== RESET Y BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--texto-oscuro);
    background-color: var(--blanco);
    padding-top: 70px;
}

/* ===== UTILIDADES ===== */
.text-verde { color: var(--verde-oscuro) !important; }
.text-dorado { color: var(--dorado) !important; }
.bg-verde-oscuro { background-color: var(--verde-oscuro) !important; }
.bg-gris-claro { background-color: var(--gris-claro) !important; }

.linea-dorada {
    width: 80px;
    height: 4px;
    background-color: var(--dorado);
    border-radius: 4px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== BOTONES ===== */
.btn-dorado {
    background-color: var(--dorado);
    color: var(--blanco);
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
}
.btn-dorado:hover {
    background-color: var(--dorado-hover);
    color: var(--blanco);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(198, 161, 94, 0.35);
}

.btn-verde {
    background-color: var(--verde-oscuro);
    color: var(--blanco);
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
}
.btn-verde:hover {
    background-color: var(--verde-claro);
    color: var(--blanco);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(26, 77, 46, 0.35);
}

/* ===== HEADER ===== */
header {
    background-color: var(--blanco);
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1030;
}

.nav-link {
    color: var(--texto-oscuro) !important;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--dorado);
    transition: width 0.3s ease;
}
.nav-link:hover {
    color: var(--verde-oscuro) !important;
}
.nav-link:hover::after {
    width: 60%;
}
.nav-link.active::after {
    width: 60%;
}

/* ===== HERO CON IMAGEN AL 100% ===== */
.hero {
    background: var(--verde-oscuro);
    min-height: 85vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
}

.hero-overlay {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.2);
}

.hero-link {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
    cursor: pointer;
}

.hero-logo {
    width: 100%;
    height: auto;
    max-height: 85vh;
    object-fit: contain;
    display: block;
    transition: all 0.4s ease;
}

.hero-logo:hover {
    transform: scale(1.02);
    filter: brightness(1.05);
}

/* ===== CONTACTO CON FONDO ===== */
.contacto-section {
    background-image: url('../img/fondo_contacto.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
    min-height: 100vh;
}

/* Overlay para hacer la imagen más tenue */
.contacto-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.5);
    z-index: 0;
}

/* Asegura que el contenido esté por encima del overlay */
.contacto-section .container {
    position: relative;
    z-index: 1;
}

/* ===== EMPRESAS CARDS ===== */
.empresa-card {
    background: var(--blanco);
    border-radius: 16px !important;
    transition: all 0.3s ease;
    cursor: default;
}
.empresa-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.10) !important;
}
.empresa-card .empresa-icon {
    width: 80px;
    height: 80px;
    background: var(--gris-claro);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    transition: all 0.3s ease;
}
.empresa-card:hover .empresa-icon {
    background: var(--dorado);
}
.empresa-card:hover .empresa-icon i {
    color: var(--blanco) !important;
}

/* ===== FORMULARIO ===== */
.form-control {
    border: 1px solid #e0ddd6;
    border-radius: 10px;
    padding: 0.7rem 1rem;
    font-family: 'Montserrat', sans-serif;
    transition: border 0.3s ease, box-shadow 0.3s ease;
}
.form-control:focus {
    border-color: var(--dorado);
    box-shadow: 0 0 0 3px rgba(198, 161, 94, 0.15);
}

/* ===== FOOTER ===== */
footer a {
    transition: color 0.3s ease;
}
footer a:hover {
    color: var(--dorado) !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .hero {
        min-height: 70vh;
    }
    .hero-logo {
        max-height: 70vh;
    }
    .contacto-section {
        background-attachment: scroll;
    }
}

@media (max-width: 768px) {
    body { 
        padding-top: 60px; 
    }
    .hero {
        min-height: 55vh;
    }
    .hero-logo {
        max-height: 55vh;
    }
    .empresa-card { 
        padding: 0.5rem !important; 
    }
    .contacto-section::before {
        background-color: rgba(255, 255, 255, 0.85);
    }
    .contacto-section .card {
        background: rgba(255, 255, 255, 0.95) !important;
        backdrop-filter: none !important;
    }
}

@media (max-width: 576px) {
    .navbar-brand span { 
        font-size: 0.75rem !important; 
    }
    .display-5 { 
        font-size: 2rem !important; 
    }
    .hero {
        min-height: 40vh;
    }
    .hero-logo {
        max-height: 40vh;
    }
}