/* =======================================
   CSS PARA PÁGINA DE DETALLE DE PROYECTO
   ======================================= */

/* Variables (heredadas de style.css, pero las declaramos por si acaso) */
:root {
    --azul-mca: #003f8c;
    --azul-oscuro: #002856;
    --rojo-mca: #e30613;
    --gris-claro: #f5f7fa;
    --blanco: #ffffff;
    --negro: #1e1e2a;
    --sombra-suave: 0 15px 35px rgba(0,63,140,0.08);
    --border-radius: 20px;
}

/* Utilidades */
.section-padding {
    padding: 80px 0;
}
.bg-light {
    background-color: var(--gris-claro);
}
.bg-dark {
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-mca) 100%);
    color: var(--blanco);
}
.section-title.left {
    text-align: left;
}
.section-title.left::after {
    margin: 15px 0 0 0;
}

/* ========== HERO DEL PROYECTO ========== */
.proyecto-hero {
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-mca) 100%);
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--blanco);
    position: relative;
    overflow: hidden;
}

.proyecto-hero::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.proyecto-hero::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -80px;
    width: 400px;
    height: 400px;
    background: rgba(227,6,19,0.1);
    border-radius: 50%;
}

.proyecto-categoria {
    display: inline-block;
    background-color: var(--rojo-mca);
    padding: 8px 20px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.proyecto-hero h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    max-width: 1000px;
    margin: 0 auto 20px;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.proyecto-subtitulo {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.95;
    font-weight: 300;
}

/* ========== INTRO / DESAFÍO ========== */
.intro-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}
.intro-texto p {
    font-size: 1.1rem;
    color: #4a4a5e;
    margin-bottom: 20px;
}
.intro-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.stat-card {
    background: var(--blanco);
    padding: 30px 20px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--sombra-suave);
    transition: all 0.3s ease;
    border: 1px solid rgba(0,63,140,0.05);
}
.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,63,140,0.12);
    border-color: var(--azul-mca);
}
.stat-number {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--azul-mca);
    line-height: 1.2;
}
.stat-label {
    display: block;
    font-size: 0.9rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========== GALERÍA ========== */
.galeria-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.galeria-item.principal {
    grid-column: span 2;
    grid-row: span 2;
}
.galeria-item {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--sombra-suave);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    aspect-ratio: 4/3;
}
.galeria-item.principal {
    aspect-ratio: 16/9;
}
.galeria-item:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 40px rgba(0,63,140,0.2);
    z-index: 5;
}
.galeria-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}
.galeria-item:hover img {
    transform: scale(1.1);
}

/* ========== DETALLES TÉCNICOS ========== */
.detalles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.detalle-card {
    background: var(--blanco);
    padding: 30px 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--sombra-suave);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(0,63,140,0.05);
}
.detalle-card:hover {
    transform: translateY(-8px);
    border-color: var(--azul-mca);
}
.detalle-card i {
    font-size: 2.8rem;
    color: var(--azul-mca);
    margin-bottom: 20px;
    background: rgba(0,63,140,0.1);
    padding: 15px;
    border-radius: 30%;
    transition: all 0.3s ease;
}
.detalle-card:hover i {
    background: var(--azul-mca);
    color: var(--blanco);
}
.detalle-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.3rem;
    color: var(--azul-oscuro);
    margin-bottom: 15px;
}
.detalle-card p {
    color: #5a5a6e;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* ========== RESULTADOS ========== */
.proyecto-resultados {
    padding: 80px 0;
}
.resultados-wrapper {
    max-width: 1100px;
    margin: 0 auto;
}
.resultados-wrapper h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--blanco);
}
.resultados-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 50px;
}
.resultado-item {
    text-align: center;
    padding: 30px 20px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
}
.resultado-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-5px);
}
.resultado-item i {
    font-size: 2.5rem;
    color: var(--blanco);
    margin-bottom: 15px;
    background: rgba(255,255,255,0.2);
    padding: 15px;
    border-radius: 20%;
}
.resultado-item h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--blanco);
}
.resultado-item p {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
}
.testimonio-cliente {
    background: rgba(0,0,0,0.15);
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    border-left: 5px solid var(--rojo-mca);
}
.testimonio-cliente i {
    font-size: 3rem;
    color: rgba(255,255,255,0.3);
    margin-bottom: 20px;
}
.testimonio-cliente p {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 15px;
    color: var(--blanco);
}
.cliente-nombre {
    font-weight: 600;
    color: var(--rojo-mca);
    font-size: 1rem;
}

/* ========== CTA FINAL ========== */
.proyecto-cta {
    text-align: center;
}
.proyecto-cta h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.4rem;
    color: var(--azul-mca);
    margin-bottom: 15px;
}
.proyecto-cta p {
    font-size: 1.2rem;
    color: #5a5a6e;
    margin-bottom: 40px;
}
.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}
.btn-cotizar-grande {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 45px;
    background: var(--rojo-mca);
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: none;
    border-radius: 60px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    box-shadow: 0 8px 20px rgba(227, 6, 19, 0.3);
}
.btn-cotizar-grande:hover {
    background: white;
    color: var(--rojo-mca);
    border-color: var(--rojo-mca);
    transform: translateY(-5px);
}
.btn-volver {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 45px;
    background: var(--gris-claro);
    color: var(--azul-mca);
    font-weight: 600;
    font-size: 1.2rem;
    text-decoration: none;
    border-radius: 60px;
    transition: all 0.3s ease;
    border: 2px solid var(--azul-mca);
}
.btn-volver:hover {
    background: var(--azul-mca);
    color: white;
    transform: translateY(-5px);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .detalles-grid,
    .resultados-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .proyecto-hero h1 {
        font-size: 2.8rem;
    }
}
@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }
    .intro-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .intro-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .galeria-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .galeria-item.principal {
        grid-column: span 2;
        grid-row: span 1;
    }
    .detalles-grid,
    .resultados-grid {
        grid-template-columns: 1fr;
    }
    .proyecto-hero h1 {
        font-size: 2.2rem;
    }
    .proyecto-subtitulo {
        font-size: 1.1rem;
    }
    .resultados-wrapper h2 {
        font-size: 2rem;
    }
    .proyecto-cta h2 {
        font-size: 1.8rem;
    }
    .btn-cotizar-grande,
    .btn-volver {
        width: 100%;
        justify-content: center;
        padding: 15px 25px;
    }
}
@media (max-width: 480px) {
    .proyecto-hero {
        padding: 80px 0 50px 0;
    }
    .proyecto-hero h1 {
        font-size: 1.8rem;
    }
    .intro-stats {
        grid-template-columns: 1fr;
    }
    .galeria-grid {
        grid-template-columns: 1fr;
    }
    .galeria-item.principal {
        grid-column: span 1;
    }
    .testimonio-cliente {
        padding: 20px;
    }
    .testimonio-cliente p {
        font-size: 1rem;
    }
}

/* ===== CARRUSEL EN MOBILE ===== */
@media (max-width: 768px) {

    .galeria-item .overlay {
        display: none !important;
    }

    .proyecto-galeria .container {
        overflow: hidden;
    }

    .galeria-grid {
        display: flex !important;
        flex-direction: row !important;
        gap: 0 !important;
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        will-change: transform;
    }

    .galeria-item,
    .galeria-item.principal {
        flex: 0 0 calc(100% - 32px) !important;
        width: calc(100% - 32px) !important;
        margin: 0 16px !important;
        grid-column: unset !important;
        grid-row: unset !important;
        aspect-ratio: 16/9 !important;
        min-height: unset !important;
        border-radius: 16px;
    }

    /* Contenedor del carrusel con flechas */
    .galeria-carousel-wrapper {
        position: relative;
    }

    .galeria-nav {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        background: rgba(0, 40, 86, 0.75);
        color: white;
        border: none;
        width: 42px;
        height: 42px;
        border-radius: 50%;
        font-size: 1.1rem;
        cursor: pointer;
        z-index: 10;
        display: flex;
        align-items: center;
        justify-content: center;
        backdrop-filter: blur(4px);
        transition: background 0.2s ease;
    }

    .galeria-nav:hover {
        background: var(--rojo-mca, #e30613);
    }

    .galeria-nav.prev { left: 10px; }
    .galeria-nav.next { right: 10px; }

    /* Indicadores de puntos */
    .galeria-dots {
        display: flex;
        justify-content: center;
        gap: 8px;
        margin-top: 14px;
    }

    .galeria-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: #c0cce0;
        border: none;
        cursor: pointer;
        transition: background 0.2s, transform 0.2s;
        padding: 0;
    }

    .galeria-dot.active {
        background: var(--azul-mca, #003f8c);
        transform: scale(1.3);
    }
}

/* En desktop, ocultar los controles del carrusel */
@media (min-width: 769px) {
    .galeria-nav,
    .galeria-dots {
        display: none !important;
    }
}