/* Estilos compartidos por las páginas de detalle de proyectos de robótica */

.detalle-detalle {
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 20px;
}

.detalle-volver {
    display: inline-block;
    margin-bottom: 20px;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    letter-spacing: 0.5px;
}

.detalle-volver:hover {
    text-decoration: underline;
}

.detalle-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px;
    margin-bottom: 30px;
    border-radius: 12px;
}

.proyecto-trl {
    display: inline-block;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 10px;
    border-radius: 3px;
    margin-bottom: 12px;
}

.detalle-header .proyecto-trl {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.detalle-header h1 {
    font-size: 42px;
    font-weight: 800;
    margin: 10px 0;
}

.detalle-header p {
    font-size: 18px;
    opacity: 0.9;
}

/* Encabezado en dos columnas: imagen alta a la izquierda, info a la derecha (proporción ~60/40) */
.detalle-top {
    display: grid;
    grid-template-columns: minmax(320px, 3fr) minmax(240px, 2fr);
    gap: 30px;
    align-items: stretch;
    margin-bottom: 40px;
}

.detalle-top-media {
    height: 100%;
}

.detalle-top-info {
    display: flex;
    flex-direction: column;
}

.detalle-top-info .info-grid {
    margin-top: auto;
    margin-bottom: 0;
}

.detalle-hero-img {
    width: 100%;
    height: 100%;
    min-height: 340px;
    object-fit: cover;
    object-position: center;
    border-radius: 12px;
    display: block;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 40px;
}

.info-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    padding: 14px 12px;
    text-align: center;
    transition: var(--transition);
}

.info-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.info-label {
    font-size: 14px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.info-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
}

.descripcion-section,
.variantes-section,
.roadmap-section {
    background: var(--white);
    border: 1px solid var(--gray-light);
    padding: 30px;
    margin-bottom: 30px;
}

.descripcion-section h2,
.variantes-section h2,
.roadmap-section h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
}

.descripcion-section p {
    color: var(--gray-dark);
    line-height: 1.8;
}

.variantes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.variante-card {
    background: var(--gray-soft);
    border-left: 4px solid var(--primary);
    padding: 20px;
}

.variante-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 6px;
}

.variante-card .proyecto-trl {
    margin: 8px 0;
}

.variante-card p {
    color: var(--gray-dark);
    font-size: 14px;
    line-height: 1.6;
}

.roadmap-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    counter-reset: roadmap-step;
}

.roadmap-step {
    background: var(--gray-soft);
    padding: 20px;
    text-align: center;
    position: relative;
    border-top: 3px solid var(--gray-light);
}

.roadmap-step.actual {
    border-top-color: var(--primary);
    background: var(--primary-soft);
}

.roadmap-step-trl {
    font-weight: 700;
    color: var(--primary);
    font-size: 14px;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.roadmap-step-desc {
    color: var(--gray-dark);
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 10px;
}

.roadmap-step-fecha {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
}

.roadmap-step.actual .roadmap-step-fecha {
    color: var(--primary);
}

.roadmap-nota {
    font-size: 13px;
    color: var(--gray);
    font-style: italic;
    margin-top: 15px;
}

.acciones {
    display: flex;
    gap: 20px;
    margin: 40px 0;
    justify-content: center;
}

.btn-detalle-primary {
    background: var(--primary);
    color: white;
    padding: 16px 48px;
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
    display: inline-block;
}

.btn-detalle-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-detalle-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    padding: 14px 48px;
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
    display: inline-block;
}

.btn-detalle-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .detalle-header h1 {
        font-size: 30px;
    }

    .detalle-top {
        grid-template-columns: 1fr;
    }

    .detalle-hero-img {
        height: 220px;
        min-height: 0;
    }

    .acciones {
        flex-direction: column;
    }
}