:root {
    --negro: #000000;
    --rojo-racing: #E31E24;
    --blanco: #FFFFFF;
    --gris-card: #1a1a1a;
    --bg-odd: #000000;
    --bg-even: #666666;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--negro);
    color: var(--blanco);
    overflow-x: hidden;
    line-height: 1.5;
}

h1, h2, h3, .section-title, .btn-primary, .btn-secondary, .nav-links a, .badge-icon p, .card-value h3, .tech-card h3, .step h3, .carousel-card h3, .brand-text, .adaptable-title-col h2, .footer-quote {
    font-family: 'Oswald', 'Impact', 'Haettenschweiler', 'Arial Black', sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.parke-white {
    color: var(--blanco);
    font-weight: bold;
}
.number-red {
    color: var(--rojo-racing);
    font-weight: bold;
}

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(0,0,0,0.95);
    border-bottom: 3px solid var(--rojo-racing);
    padding: 15px 5%;
    transition: none;
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1300px;
    margin: 0 auto;
    flex-wrap: wrap;
}
.logo-link img {
    height: 45px;
    width: auto;
    vertical-align: middle;
}
.nav-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}
.nav-links a {
    color: var(--blanco);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: color 0.2s;
}
.nav-links a:hover {
    color: var(--rojo-racing);
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 35px;
    font-weight: bold;
    text-decoration: none;
    transition: 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    clip-path: polygon(10% 0%, 100% 0%, 90% 100%, 0% 100%);
}
.btn-primary {
    background-color: var(--rojo-racing);
    color: var(--blanco);
}
.btn-primary:hover {
    transform: scale(1.05);
    background-color: #ff2e35;
}
.btn-secondary {
    background: transparent;
    border: 2px solid var(--rojo-racing);
    color: var(--rojo-racing);
    clip-path: polygon(10% 0%, 100% 0%, 90% 100%, 0% 100%);
}
.btn-secondary:hover {
    background: rgba(227,30,36,0.2);
    transform: scale(1.05);
    color: var(--blanco);
}

.hero {
    background: radial-gradient(circle at 20% 30%, #0a0a0a, #000000);
    padding: 100px 5% 80px;
    position: relative;
}
.hero-grid {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 3rem;
    max-width: 1300px;
    margin: 0 auto;
}
.hero-left {
    flex: 1.2;
}
.hero-right {
    flex: 0.9;
}

.hero-right img {
    width: 100%;
    border-radius: 0;
    border: 1px solid var(--rojo-racing);
    box-shadow: 0 15px 30px rgba(0,0,0,0.6);
    transition: transform 0.35s cubic-bezier(0.2, 0.9, 0.4, 1.1), filter 0.3s ease, box-shadow 0.3s ease;
    will-change: transform;
}
.hero-right img:hover {
    transform: scale(1.02) translateY(-6px);
    filter: brightness(1.08) contrast(1.02);
    box-shadow: 0 22px 40px rgba(227,30,36,0.25);
    border-color: var(--rojo-racing);
}
.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.2rem;
}
.hero-title-img {
    max-width: 260px;
    height: auto;
    display: inline-block;
}
.hero-sub-container {
    display: flex;
    gap: 1rem;
    margin: 1.5rem 0;
}
.hero-sub-bar {
    width: 5px;
    background-color: var(--rojo-racing);
    border-radius: 0;
}
.hero-sub-text {
    font-size: 1.2rem;
    color: #dddddd;
    line-height: 1.4;
    max-width: 650px;
    font-family: 'Segoe UI', Roboto, sans-serif;
    text-transform: none;
}
.btn-group {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}
.hero-visual {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}
.badge-icon {
    background: var(--gris-card);
    border-left: 4px solid var(--rojo-racing);
    padding: 0.7rem 1rem;
    text-align: center;
    width: 100px;
    transition: transform 0.25s ease, background 0.2s;
}
.badge-icon:hover {
    transform: translateY(-4px);
    background: #222;
}
.badge-icon i {
    font-size: 2rem;
    color: var(--rojo-racing);
    margin-bottom: 0.4rem;
}
.badge-icon p {
    font-size: 0.7rem;
    font-weight: 600;
    color: #ccc;
}

.checker-divider {
    height: 12px;
    background-image: 
        linear-gradient(45deg, #222 25%, transparent 25%),
        linear-gradient(-45deg, #222 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #222 75%),
        linear-gradient(-45deg, transparent 75%, #222 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    background-color: #000;
}

main > section {
    padding: 70px 5%;
    position: relative;
    transition: background 0.2s;
}
main > section:nth-child(odd) {
    background: var(--bg-odd);
}
main > section:nth-child(even) {
    background: var(--bg-even);
}
.hero {
    background: radial-gradient(circle at 20% 30%, #0a0a0a, #000000);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}
.title-wrapper {
    text-align: center;
    margin-bottom: 2rem;
}
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    display: inline-block;
    border-left: 6px solid var(--rojo-racing);
    padding-left: 20px;
    margin-bottom: 0.5rem;
}
.section-sub {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 2rem auto;
    font-size: 1.1rem;
    color: #ccc;
    font-family: 'Segoe UI', Roboto, sans-serif;
    text-transform: none;
}

.card-value, .tech-card, .step, .carousel-card {
    background: var(--gris-card);
    border-left: 5px solid var(--rojo-racing);
    padding: 1.8rem;
    transition: all 0.3s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    height: 100%;
    will-change: transform;
}
.card-value:hover, .tech-card:hover, .step:hover, .carousel-card:hover {
    background: #252525;
    transform: translateY(-7px);
    box-shadow: 0 12px 25px rgba(227,30,36,0.2);
    border-left-width: 6px;
}
.grid-4, .grid-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.card-value i, .tech-card i {
    font-size: 2.4rem;
    color: var(--rojo-racing);
    margin-bottom: 1rem;
}
.card-value h3, .tech-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.6rem;
}
.card-value p, .tech-card p {
    color: #bbbbbb;
    font-family: 'Segoe UI', Roboto, sans-serif;
    text-transform: none;
}

.carousel-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.carousel-card {
    max-width: 700px;
    min-width: 320px;
    text-align: center;
    background: var(--gris-card);
    border-left: 5px solid var(--rojo-racing);
    padding: 2rem;
    border-radius: 0;
}
.carousel-card i {
    font-size: 3rem;
    color: var(--rojo-racing);
    margin-bottom: 1rem;
}
.carousel-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
}
.carousel-card p {
    font-family: 'Segoe UI', Roboto, sans-serif;
    text-transform: none;
    color: #ccc;
    margin-top: 0.5rem;
}
.carousel-btn {
    background: var(--rojo-racing);
    border: none;
    width: 50px;
    height: 50px;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    clip-path: polygon(15% 0%, 100% 0%, 85% 100%, 0% 100%);
    transition: 0.2s;
}
.carousel-btn:hover {
    background: #ff2e35;
    transform: scale(1.05);
}
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-top: 2rem;
}
.dot {
    width: 12px;
    height: 12px;
    background: #4a4a4a;
    border-radius: 0;
    clip-path: polygon(20% 0%, 100% 0%, 80% 100%, 0% 100%);
    cursor: pointer;
}
.dot.active {
    background: var(--rojo-racing);
    width: 28px;
}

.tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}
.tech-col {
    flex: 1;
    min-width: 240px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.2rem;
    margin: 2rem 0;
}
.step {
    text-align: center;
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-left: 5px solid var(--rojo-racing);
}
.step-num {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--rojo-racing);
    font-family: 'Oswald', Impact, sans-serif;
}
.step h3 {
    font-size: 1.2rem;
    margin: 0.5rem 0;
}
.step p {
    font-size: 0.85rem;
    color: #bbb;
    font-family: 'Segoe UI', Roboto, sans-serif;
    text-transform: none;
    margin-bottom: 0.75rem;
}
.step i {
    font-size: 1.8rem;
    color: var(--rojo-racing);
    margin-top: 0.5rem;
}

.adaptable-two-columns {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}
.adaptable-title-col {
    flex: 1;
    text-align: left;
}
.adaptable-title-col h2 {
    font-size: 1.8rem;
    border-left: 6px solid var(--rojo-racing);
    padding-left: 20px;
    margin: 0;
}
.adaptable-badges-col {
    flex: 1.5;
    display: flex;
    justify-content: flex-end;
}
.badge-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: flex-end;
}
.badge-type {
    background: var(--gris-card);
    padding: 0.6rem 1.4rem;
    font-weight: bold;
    color: #ddd;
    border-left: 3px solid var(--rojo-racing);
    font-size: 0.85rem;
    font-family: 'Oswald', Impact, sans-serif;
    transition: all 0.25s ease-in-out;
    cursor: default;
    will-change: transform;
}
.badge-type:hover {
    transform: translateY(-4px) scale(1.02);
    background: var(--rojo-racing);
    color: white;
    border-left-color: white;
    box-shadow: 0 5px 12px rgba(227,30,36,0.4);
}

.footer {
    background: #000000;
    border-top: 4px solid var(--rojo-racing);
    padding: 3rem 5% 1.5rem;
}
.footer-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.footer-links-columns {
    display: flex;
    gap: 3rem;
}
.footer-links-col a {
    color: #ccc;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-family: 'Segoe UI', Roboto, sans-serif;
}
.footer-links-col a:hover {
    color: var(--rojo-racing);
}
.footer-contact p {
    margin-bottom: 0.8rem;
    color: #ccc;
    font-family: 'Segoe UI', Roboto, sans-serif;
}
.footer-contact i {
    color: var(--rojo-racing);
    margin-right: 8px;
}
hr {
    border-color: #2a2a2a;
    margin: 2rem 0 1rem;
}

@media (max-width: 768px) {
    body {
        overflow-x: hidden;
    }
    .container {
        width: 100%;
        padding: 0 1rem;
    }
    .nav-container {
        flex-direction: column;
        align-items: center;
        gap: 1.2rem;
    }
    .logo-link {
        margin-bottom: 0.3rem;
    }
    .nav-links {
        justify-content: center;
        gap: 1.2rem;
        width: 100%;
        flex-wrap: wrap;
    }
    .hero-grid {
        flex-direction: column;
        text-align: center;
    }
    .hero-left {
        width: 100%;
        text-align: center;
    }
    .hero-right {
        width: 100%;
        display: flex;
        justify-content: center;
    }
    .hero-right img {
        max-width: 90%;
        margin: 0 auto;
    }
    .hero-visual {
        justify-content: center;
    }
    .hero-sub-container {
        justify-content: center;
    }
    .hero-sub-text {
        text-align: left;
        margin: 0 auto;
    }
    .btn-group {
        justify-content: center;
    }
    .grid-4, .grid-benefits, .tech-grid {
        grid-template-columns: 1fr;
        justify-items: center;
    }
    .card-value, .tech-card, .step {
        width: 100%;
        max-width: 350px;
        margin: 0 auto;
    }
    .carousel-container {
        flex-direction: column;
        align-items: center;
    }
    .carousel-card {
        min-width: 280px;
        width: 100%;
        margin: 0 auto;
    }
    .carousel-btn {
        margin: 0.5rem;
    }
    .steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        justify-items: center;
    }
    .step {
        width: 100%;
        max-width: 280px;
    }
    .adaptable-two-columns {
        flex-direction: column;
        text-align: center;
    }
    .adaptable-title-col {
        text-align: center;
    }
    .adaptable-title-col h2 {
        border-left: none;
        border-top: 4px solid var(--rojo-racing);
        padding-left: 0;
        padding-top: 15px;
    }
    .adaptable-badges-col {
        justify-content: center;
        width: 100%;
    }
    .badge-list {
        justify-content: center;
    }
    .footer-grid {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-links-columns {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    .section-title {
        font-size: 1.8rem;
        border-left: 4px solid var(--rojo-racing);
        padding-left: 12px;
    }
    .hero h1 {
        font-size: 1.8rem;
    }
    .hero-title-img {
        max-width: 180px;
    }
    .badge-icon {
        width: 90px;
    }
    .btn-primary, .btn-secondary {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    .card-value, .tech-card {
        margin-left: auto;
        margin-right: auto;
    }
    .tech-col {
        align-items: center;
    }
}

@media (max-width: 500px) {
    .steps {
        grid-template-columns: 1fr;
    }
    .step {
        max-width: 300px;
    }
}