/* styles.css */
:root {
    --color-bg: #ffffff;
    --color-surface: #f8f9fa;
    --color-surface-light: #ffffff;
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-text: #1f2937;
    --color-text-secondary: #45484e;
    --color-border: #e5e7eb;
    --color-accent: #3b82f6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --font-main: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --transition: 0.2s ease;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* HERO */
.hero {
    background: linear-gradient(135deg, var(--color-surface) 0%, #1d4ed8 100%);
    padding: 5rem 0;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--color-primary), #a371f7);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    font-weight: 400;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background-color: var(--color-primary);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: background-color var(--transition);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    background-color: var(--color-primary-dark);
}

/* SECTIONS */
.section {
    padding: 5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.section-title {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 2.5rem;
    color: var(--color-text);
}

/* OVERVIEW */
.overview-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

.overview-content strong {
    color: var(--color-text);
    font-weight: 600;
}

.audience {
    padding: 1.5rem;
    background-color: var(--color-surface);
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary);
}

/* CORE SYSTEMS */
.systems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.system-card {
    background-color: var(--color-surface);
    padding: 1.8rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: transform var(--transition), border-color var(--transition);
}

.system-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.system-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.system-card p {
    color: var(--color-text-secondary);
    font-size: 0.98rem;
}

/* MULTIMEDIA CAROUSEL */
.media-container {
    background-color: var(--color-surface);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    overflow: hidden;
    padding: 1.5rem;
}

.media-carousel {
    position: relative;
    overflow: hidden;
    border-radius: calc(var(--radius) - 2px);
}

.carousel-track-container {
    overflow: hidden;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.carousel-slide {
    min-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--color-surface-light);
    border-radius: var(--radius);
    min-height: 500px;
    padding: 0;
}

.media-label {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-primary);
    margin: 1.5rem 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    width: 100%;
    padding: 0 1rem;
}

.video-container, .image-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 0 1rem 1.5rem;
}

.video-container iframe {
    width: 100%;
    max-width: 900px;
    height: 400px;
    border-radius: calc(var(--radius) - 2px);
    border: 1px solid var(--color-border);
}

.image-container img {
    max-width: 100%;
    max-height: 400px;
    border-radius: calc(var(--radius) - 2px);
    border: 1px solid var(--color-border);
    object-fit: contain;
}

.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: #4573f1;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition), border-color var(--transition);
    z-index: 10;
}

.fa-itch-io {
    font-family: "Font Awesome 6 Brands";
    font-weight: 400;
}

.carousel-button:hover {
    background-color: var(--color-surface);
    border-color: var(--color-primary);
}

.carousel-button--left {
    left: 1.5rem;
}

.carousel-button--right {
    right: 1.5rem;
}

.carousel-nav {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.5rem;
    flex-wrap: wrap;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--color-border);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition);
    padding: 0;
}

.carousel-dot.active {
    background-color: var(--color-primary);
}

/* PERFORMANCE */
.performance-content {
    display: grid;
    gap: 2rem;
}

.perf-point h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.perf-point p {
    color: var(--color-text-secondary);
    padding-left: 2.2rem;
}

/* WORKFLOW */
.workflow-content p {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* DOCUMENTATION */
.doc-content {
    display: flex;
    align-items: flex-start;
    gap: 2.5rem;
    background-color: var(--color-surface);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.doc-icon i {
    font-size: 3.5rem;
    color: var(--color-primary);
}

.doc-text ul {
    list-style-position: inside;
    margin-top: 1rem;
    color: var(--color-text-secondary);
}

.doc-text li {
    margin-bottom: 0.5rem;
}

/* TECHNICAL DETAILS */
.tech-details {
    display: grid;
    gap: 1.2rem;
}

.tech-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--color-border);
}

.tech-label {
    font-weight: 600;
    color: var(--color-text);
    min-width: 180px;
}

.tech-value {
    color: var(--color-text-secondary);
    text-align: right;
    flex: 1;
    font-size: 0.98rem;
}

/* FINAL CTA */
.final-cta {
    text-align: center;
    border-bottom: none;
}

.final-cta .section-title {
    margin-bottom: 1rem;
}

.final-cta p {
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    font-size: 1.1rem;
}

/* FOOTER */
.footer {
    background-color: #0a0e13;
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-heading {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--color-primary), #a371f7);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.footer-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    max-width: 300px;
}

.footer-legal {
    margin-top: auto;
    font-size: 0.85rem;
    color: #6e7681;
}

.footer-legal p {
    margin-bottom: 0.5rem;
}

.footer-subheading {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition);
    display: inline-block;
    padding: 0.2rem 0;
}

.footer-links a:hover {
    color: var(--color-primary);
    transform: translateX(5px);
    transition: transform 0.2s ease, color 0.2s ease;
}

.footer-store-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--color-primary);
    color: white;
    padding: 0.9rem 1.8rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    margin-bottom: 1.5rem;
    transition: background-color var(--transition);
    width: fit-content;
}

.footer-store-link:hover {
    background-color: var(--color-primary-dark);
}

.footer-version {
    background-color: var(--color-surface);
    padding: 1.2rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.footer-version p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.footer-version strong {
    color: var(--color-text);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 2rem;
}

.footer-note {
    color: #6e7681;
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    max-width: 800px;
}

.footer-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(48, 54, 61, 0.5);
}

.footer-meta-item {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-meta-item:before {
    content: "•";
    color: var(--color-primary);
    font-weight: bold;
}

/* Botones secundarios en Final CTA */
.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.cta-button.secondary {
    background-color: var(--color-surface);
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

.cta-button.secondary:hover {
    background-color: var(--color-primary);
    color: white;
}

@media (max-width: 768px) {
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button.secondary {
        width: 100%;
        max-width: 300px;
    }
}


/* RESPONSIVE */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle {
        font-size: 1.2rem;
    }
    .section {
        padding: 3rem 0;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .systems-grid {
        grid-template-columns: 1fr;
    }
    .carousel-slide {
        min-height: 400px;
    }
    .video-container iframe {
        height: 250px;
    }
    .image-container img {
        max-height: 300px;
    }
    .carousel-button {
        width: 40px;
        height: 40px;
    }
    .carousel-button--left {
        left: 0.75rem;
    }
    .carousel-button--right {
        right: 0.75rem;
    }
    .doc-content {
        flex-direction: column;
        gap: 1.5rem;
        padding: 1.5rem;
    }
    .tech-item {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    .tech-value {
        text-align: left;
    }

    @media (max-width: 768px) {
        .footer-content {
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        
        .footer-description {
            max-width: 100%;
        }
        
        .footer-meta {
            flex-direction: column;
            gap: 1rem;
        }
        
        .footer-meta-item:before {
            content: "";
        }
        
        .footer-store-link {
            width: 100%;
            justify-content: center;
        }
    }

    @media (max-width: 480px) {
        .footer {
            padding: 3rem 0 1.5rem;
        }
        
        .footer-heading {
            font-size: 1.3rem;
        }
        
        .footer-version {
            padding: 1rem;
        }
    }
}