/* CSS RESET Y VARIABLES */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary-red: #c51a37;
    --dark-red: #a51620;
    --dark-grey: #4a4a4d;
    --light-grey: #818182;
    --bg-light: #f8f8f9;
    --black: #111111;
    --white: #ffffff;
    --font-main: 'Montserrat', Helvetica, Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: var(--dark-grey);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* NAVBAR MINIMALISTA */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 28px;
    width: auto;
    object-fit: contain;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-btn {
    font-family: var(--font-main);
    font-size: 0.80rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-decoration: none;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.nidu-btn {
    color: var(--dark-grey);
    border: 1px solid rgba(74, 74, 77, 0.3);
    background: transparent;
}

.nidu-btn:hover {
    border-color: var(--primary-red);
    color: var(--primary-red);
}

.consultation-btn {
    background-color: var(--dark-grey);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(90, 89, 89, 0.25);
}

.consultation-btn:hover {
    background-color: var(--light-grey);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(83, 83, 83, 0.35);
}

/* HERO SECTION - CARRUSEL DE PANTALLA COMPLETA */
.hero-carousel {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background-color: var(--black);
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1), transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1.03);
    display: flex;
    align-items: flex-end;
}

.carousel-slide.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    z-index: 2;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0.1) 100%);
    z-index: 1;
}

.slide-content {
    position: relative;
    z-index: 3;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 0 2.5rem 6rem 2.5rem;
}

.slide-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--white);
    background-color: rgba(49, 48, 49, 0.75);
    padding: 0.35rem 0.9rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease 0.3s, transform 0.8s ease 0.3s;
}

p {
    color: #ededee;
}

.project-title {
    font-size: clamp(1.4rem, 1.8vw, 2rem);
    font-weight: 500;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 0.75rem;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease 0.4s, transform 0.8s ease 0.4s;
}

.project-location {
    font-size: 1.1rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.1rem;
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.8s ease 0.45s, transform 0.8s ease 0.45s;
}

.project-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.15rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.85);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease 0.5s, transform 0.8s ease 0.5s;
}

.meta-divider {
    color: var(--dark-grey);
    font-weight: 700;
}

/* Animaciones activas en slide actual */
.carousel-slide.active .slide-tag,
.carousel-slide.active .project-title,
.carousel-slide.active .project-location,
.carousel-slide.active .project-meta {
    opacity: 1;
    transform: translateY(0);
}

/* Controles del Carrusel */
.carousel-controls {
    position: absolute;
    bottom: 2.5rem;
    right: 2.5rem;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.carousel-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.carousel-btn:hover {
    background-color: var(--light-grey);
    border-color: var(--dark-grey);
}

.carousel-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    width: 24px;
    border-radius: 4px;
    background-color: var(--white);
}

/* SECTIONS COMUNES */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 7rem 2.5rem;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: flex-start;
}

.content-grid.reverse {
    direction: rtl;
}

.content-grid.reverse > * {
    direction: ltr;
}

.image-wrapper {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.highlight-img {
    width: 100%;
    height: 650px;
    object-fit: cover;
    display: block;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.image-wrapper:hover .highlight-img {
    transform: scale(1.03);
}

.img-badge {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    background-color: var(--light-grey);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.img-badge.dark {
    background-color: var(--light-grey);
}

.text-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-subtitle {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary-red);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 700;
    color: var(--black);
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.section-text {
    font-size: 1.05rem;
    color: var(--dark-grey);
    margin-bottom: 1.25rem;
    font-weight: 300;
}

/* ESPECIFICACIONES DE PROYECTO NIDÚ */
.project-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(0,0,0,0.08);
    border-bottom: 1px solid rgba(0,0,0,0.08);
}

.spec-item {
    display: flex;
    flex-direction: column;
}

.spec-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--light-grey);
    margin-bottom: 0.25rem;
}

.spec-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--black);
}

/* ESTADISTICAS ESTUDIO LUMI */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2.5rem;
}

.stat-box {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-red);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-desc {
    font-size: 0.85rem;
    color: var(--light-grey);
    font-weight: 500;
}

/* BOTÓN PRIMARIO */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--black);
    color: var(--white);
    padding: 0.9rem 2rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: 1rem;
    width: fit-content;
}

.btn-primary:hover {
    background-color: var(--primary-red);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(197, 26, 55, 0.3);
}

/* FOOTER SIMPLE */
.site-footer {
    background-color: var(--black);
    color: var(--white);
    padding: 4rem 2.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2rem;
}

.footer-logo {
    height: 40px;
    width: auto;
    opacity: 0.9;
    /* filter: brightness(0) invert(1); */

}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.footer-copy {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 300;
}

.footer-contacts {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    font-size: 0.9rem;
}

.footer-contacts a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contacts a:hover {
    color: var(--primary-red);
}

.footer-contacts span {
    color: var(--light-grey);
}

/* FOOTER SOCIAL ICONS */
.footer-socials {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 0.5rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.social-icon svg {
    stroke: #ffffff !important;
    fill: none;
}

.social-icon:hover {
    background-color: var(--primary-red);
    border-color: var(--primary-red);
    transform: translateY(-2px);
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
    .content-grid, .content-grid.reverse {
        grid-template-columns: 1fr;
        gap: 3rem;
        direction: ltr;
    }
    
    .highlight-img {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 1rem 1.25rem;
    }
    
    .logo-img {
        height: 18px;
    }
    
    .nav-btn {
        padding: 0.5rem 0.8rem;
        font-size: 0.8rem;
    }

    .project-specs, .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    /* HERO MÓVIL DEFINITIVO: IMAGEN ARRIBA Y TEXTO ABAJO SEPARADOS */
    .hero-carousel {
        height: auto !important;
        min-height: 440px;
        background-color: var(--white);
    }

    .carousel-track {
        position: relative;
        height: 420px; /* Altura calculada para imagen (300px) + texto (180px) */
    }

    .carousel-slide {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        opacity: 0;
        visibility: hidden;
        display: none;
        background-size: 100% 270px !important; /* Imagen fija en los primeros 300px */
        background-repeat: no-repeat !important;
        background-position: top center !important;
        background-color: var(--white) !important;
    }

    .carousel-slide.active {
        display: block;
        opacity: 1;
        visibility: visible;
    }

    .slide-overlay {
        display: none !important;
    }

    .slide-content {
        position: absolute;
        top: 270px; /* Se posiciona debajo exacto de la imagen */
        left: 0;
        width: 100%;
        height: auto;
        background-color: var(--white) !important; /* Fondo blanco limpio */
        padding: 0.85rem 1.25rem 0.5rem 1.25rem;
        text-align: left;
        z-index: 5;
    }

    /* Textos oscuros perfectamente legibles sobre blanco */
    .slide-content .project-title {
        color: var(--black) !important;
        font-size: 1.5rem !important;
        margin-bottom: 0.4rem !important;
    }

    .slide-content .project-location {
        color: var(--dark-grey) !important;
        font-size: 0.95rem !important;
        margin-bottom: 0.4rem !important;
    }

    .slide-content .project-meta {
        color: var(--dark-grey) !important;
        font-size: 0.9rem !important;
    }

    .slide-content .slide-tag {
        background-color: rgba(88, 87, 87, 0.9) !important;
        margin-bottom: 0.4rem !important;
    }

.carousel-controls {
        position: absolute !important;
        top: 400px !important;
        left: 0 !important;
        width: 100% !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        margin-top: 0 !important;
        padding-bottom: 1rem !important;
        z-index: 10;
    }

    .carousel-controls .carousel-btn {
        background: rgba(0, 0, 0, 0.1) !important;
        border: 1px solid rgba(0, 0, 0, 0.2) !important;
        color: var(--black) !important;
        width: 36px;
        height: 36px;
    }

    .carousel-controls .dot {
        background-color: rgba(0, 0, 0, 0.2) !important;
    }

    .carousel-controls .dot.active {
        background-color: var(--dark-grey) !important;
    }
}