/* Fuentes: Montserrat en su versión más gruesa y cursiva (Italic) para dar efecto de velocidad */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&family=Montserrat:ital,wght@0,500;0,700;1,900&display=swap');

/* Variables de colores F1 */
:root {
    --f1-red: #E10600; /* Rojo Oficial Fórmula 1 */
    --carbon-black: #15151E; /* Negro Asfalto/Carbono */
    --white: #FFFFFF;
    --silver: #E0E0E0;
}

/* RESET GLOBAL: Cero curvas, diseño aerodinámico y cortante */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border-radius: 0 !important;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--white);
    color: var(--carbon-black);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .logo {
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
}

/* --- Menú Superior (El Pit Wall) --- */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--carbon-black);
    color: var(--white);
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    border-bottom: 4px solid var(--f1-red);
}

.logo {
    font-weight: 900;
    font-style: italic;
    font-size: 1.8rem;
    letter-spacing: 2px;
    text-decoration: none;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 10px;
}

    .logo::before {
        content: '';
        display: inline-block;
        width: 20px;
        height: 20px;
        background-color: var(--f1-red);
        transform: skewX(-15deg);
    }

nav ul {
    display: flex;
    gap: 35px;
    list-style: none;
}

nav a {
    text-decoration: none;
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-style: italic;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    transition: color 0.3s;
}

    nav a:hover {
        color: var(--f1-red);
    }

/* --- Carrusel Full Screen (Luces de Salida) --- */
.carousel-container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background-color: var(--carbon-black);
    margin-top: 70px;
    border-bottom: 5px solid var(--f1-red);
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    display: flex;
    align-items: center;
}

    .slide.active {
        opacity: 1;
        z-index: 10;
    }

    .slide img {
        position: absolute;
        width: 100%;
        height: 100%;
        object-fit: cover;
        filter: grayscale(80%) brightness(0.4) contrast(1.2);
        z-index: -1;
        transform: scale(1.1);
        transition: transform 6s ease-out;
    }

    .slide.active img {
        transform: scale(1);
    }

/* Texto Racing sobre la imagen */
.slide-content {
    padding: 0;
    margin-left: 5%;
    max-width: 800px;
    color: var(--white);
    border-left: 8px solid var(--f1-red);
    padding-left: 30px;
}

    .slide-content h1 {
        font-size: 5.5rem;
        font-weight: 900;
        font-style: italic;
        line-height: 1;
        margin-bottom: 20px;
        letter-spacing: -2px;
        text-shadow: 4px 4px 0px rgba(225, 6, 0, 0.3);
    }

    .slide-content p {
        font-size: 1.2rem;
        color: var(--silver);
        margin-bottom: 40px;
        font-weight: 500;
        max-width: 500px;
    }

/* Botón Estilo Escudería */
.btn-racing {
    display: inline-block;
    background-color: var(--f1-red);
    color: var(--white);
    padding: 15px 40px;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-style: italic;
    font-size: 1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transform: skewX(-15deg);
    transition: all 0.3s;
    border: 2px solid transparent;
}

    .btn-racing span {
        display: inline-block;
        transform: skewX(15deg); /* Endereza el texto dentro del botón inclinado */
    }

    .btn-racing:hover {
        background-color: transparent;
        color: var(--f1-red);
        border: 2px solid var(--f1-red);
        box-shadow: 0 0 15px rgba(225, 6, 0, 0.5);
    }

/* Indicadores (Sector 1, 2, 3) */
.carousel-indicators {
    position: absolute;
    bottom: 40px;
    right: 5%;
    display: flex;
    gap: 15px;
    z-index: 30;
}

.line-dot {
    width: 60px;
    height: 4px;
    background-color: rgba(255,255,255,0.2);
    cursor: pointer;
    transition: background 0.3s;
}

    .line-dot.active {
        background-color: var(--f1-red);
    }

/* --- Ingeniería (Beneficios) --- */
.engineering {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
    padding: 120px 5%;
    max-width: 1400px;
    margin: 0 auto;
    background-image: radial-gradient(#E0E0E0 1px, transparent 1px);
    background-size: 30px 30px; /* Patrón sutil técnico */
}

.benefit-card {
    background: var(--white);
    padding: 20px;
    border: 1px solid var(--silver);
    position: relative;
}

    .benefit-card::before {
        content: '';
        position: absolute;
        top: -1px;
        left: -1px;
        width: 30px;
        height: 4px;
        background: var(--f1-red);
    }

.benefit-num {
    font-family: 'Montserrat', sans-serif;
    font-size: 5rem;
    font-weight: 900;
    font-style: italic;
    -webkit-text-stroke: 2px var(--carbon-black);
    color: transparent;
    line-height: 1;
    margin-bottom: 25px;
}

.benefit-card h3 {
    font-size: 1.4rem;
    font-weight: 900;
    font-style: italic;
    margin-bottom: 15px;
    letter-spacing: 1px;
    color: var(--f1-red);
}

.benefit-card p {
    font-size: 1rem;
    font-weight: 500;
    color: var(--carbon-black);
}

/* --- Garage (Catálogo) --- */
.garage {
    padding: 100px 5%;
    background-color: var(--carbon-black);
    color: var(--white);
    border-top: 1px solid #333;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 60px;
    border-bottom: 1px solid #444;
    padding-bottom: 20px;
}

    .section-header h2 {
        font-size: 3rem;
        font-style: italic;
        font-weight: 900;
    }

.grid-products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.product-card {
    border: 1px solid #333;
    padding: 15px;
    background: #1A1A24;
    transition: all 0.3s;
}

    .product-card:hover {
        border: 1px solid var(--f1-red);
        transform: translateY(-5px);
    }

.img-container {
    width: 100%;
    height: 400px;
    background-color: #000;
    margin-bottom: 20px;
    overflow: hidden;
    position: relative;
}

/* Etiqueta de llanta suave/dura simulada */
.tire-compound {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--f1-red);
    color: var(--white);
    padding: 5px 10px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 0.7rem;
    z-index: 5;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(80%) contrast(1.2);
    transition: filter 0.3s, transform 0.3s;
}

.product-card:hover .product-img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.product-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

    .product-info h3 {
        font-size: 1.1rem;
        font-style: italic;
        color: var(--white);
    }

.product-price {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    color: var(--f1-red);
}

/* --- En Pista (Galería) --- */
.track-gallery {
    padding: 100px 5%;
    background-color: var(--white);
}

    .track-gallery h2 {
        font-size: 3rem;
        font-style: italic;
        font-weight: 900;
        color: var(--carbon-black);
        margin-bottom: 40px;
    }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.gallery-item {
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

    .gallery-item:nth-child(1) {
        grid-column: span 2;
        grid-row: span 2;
    }

    .gallery-item:nth-child(4) {
        grid-column: span 2;
    }

    .gallery-item img {
        width: 100%;
        height: 100%;
        min-height: 300px;
        object-fit: cover;
        filter: grayscale(100%);
        transition: transform 0.4s ease, filter 0.4s ease;
    }

    .gallery-item:hover img {
        transform: scale(1.05);
        filter: grayscale(0%);
    }

/* --- Paddock Club (Contacto) --- */
.paddock-club {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 5px solid var(--f1-red);
    background-color: var(--carbon-black);
}

.contact-img {
    /*background: url('https://images.unsplash.com/photo-1610832958506-aa56368176cf?auto=format&fit=crop&w=1000&q=80') center/cover;*/
    background: url('../Imagenes/contactanos.png') center/cover;
    min-height: 500px;
    filter: grayscale(100%) contrast(1.5);
    border-right: 5px solid var(--f1-red);
}

.contact-form-container {
    padding: 80px 10%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: var(--white);
}

    .contact-form-container h2 {
        font-size: 3rem;
        font-style: italic;
        font-weight: 900;
        margin-bottom: 10px;
    }

    .contact-form-container p {
        color: var(--silver);
        margin-bottom: 40px;
        font-weight: 500;
    }

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

    .strict-form input {
        background: rgba(255,255,255,0.05);
        border: 1px solid #444;
        color: var(--white);
        padding: 18px;
        font-family: 'Montserrat', sans-serif;
        font-weight: 700;
        font-style: italic;
        font-size: 1rem;
        outline: none;
        transition: border 0.3s;
    }

        .strict-form input:focus {
            border-left: 5px solid var(--f1-red);
        }

    .strict-form button {
        background-color: var(--f1-red);
        color: var(--white);
        border: none;
        padding: 20px;
        font-family: 'Montserrat', sans-serif;
        font-weight: 900;
        font-style: italic;
        font-size: 1.1rem;
        text-transform: uppercase;
        letter-spacing: 2px;
        cursor: pointer;
        transition: background 0.3s;
        margin-top: 10px;
        transform: skewX(-10deg);
    }

        .strict-form button span {
            display: inline-block;
            transform: skewX(10deg);
        }

        .strict-form button:hover {
            background-color: #B30500;
        }

/* Footer */
footer {
    padding: 30px 5%;
    background-color: #0A0A0E;
    color: #666;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
    text-transform: uppercase;
}

/* Responsive */
@media (max-width: 900px) {
    .engineering {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .gallery-grid {
        grid-template-columns: 1fr 1fr;
    }

    .gallery-item:nth-child(1), .gallery-item:nth-child(4) {
        grid-column: span 1;
        grid-row: span 1;
    }

    .paddock-club {
        grid-template-columns: 1fr;
    }

    .slide-content h1 {
        font-size: 3.5rem;
    }

    header {
        flex-direction: column;
        gap: 15px;
        padding: 15px;
    }

    .carousel-container {
        margin-top: 110px;
    }

    footer {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}