/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Large Desktop */
@media (min-width: 1600px) {
    .section-container {
        max-width: 1600px;
    }
}

/* Tablet */
@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 4px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        padding: 12px 16px;
        width: 100%;
        text-align: center;
    }

    .hamburger {
        display: flex;
    }

    .story-layout {
        grid-template-columns: 1fr;
    }

    .character-card {
        grid-template-columns: 1fr;
    }

    .character-image {
        min-height: 250px;
    }

    .characters-grid.protagonists {
        grid-template-columns: 1fr;
    }

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

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

    .news-item {
        flex-direction: column;
        text-align: center;
    }

    .news-date {
        flex-direction: row;
        gap: 8px;
        justify-content: center;
    }

    .timeline-line {
        left: 20px;
    }

    .timeline-item {
        padding-left: 20px;
    }

    .edition-card.featured {
        transform: scale(1);
    }

    .lightbox-nav {
        width: 45px;
        height: 45px;
        font-size: 1.5rem;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .section-container {
        padding: 0 16px;
    }

    .hero {
        min-height: 600px;
    }

    .hero-title-vi {
        font-size: clamp(3rem, 12vw, 5rem);
    }

    .countdown-timer {
        gap: 8px;
    }

    .countdown-item {
        padding: 14px 16px;
        min-width: 70px;
    }

    .countdown-value {
        font-size: 1.8rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

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

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

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

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

    .platform-cards {
        grid-template-columns: 1fr;
    }

    .mission-types-grid {
        grid-template-columns: 1fr;
    }

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

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

    .businesses-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        max-width: 100%;
    }

    .footer-social {
        justify-content: center;
    }

    .story-stats {
        flex-direction: column;
        gap: 20px;
    }

    .dev-card {
        flex-direction: column;
        text-align: center;
    }

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

    .nav-search-container {
        max-width: 200px;
    }

    .nav-container {
        gap: 10px;
    }

    .nav-logo {
        font-size: 1.2rem;
    }

    .logo-fan {
        display: none;
    }

    .page-hero {
        padding: 140px 0 60px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .lightbox-image {
        width: 90vw;
        height: 40vh;
    }

    .disclaimer-content {
        font-size: 0.7rem;
        gap: 10px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .countdown-timer {
        gap: 6px;
    }

    .countdown-item {
        padding: 10px 12px;
        min-width: 60px;
    }

    .countdown-value {
        font-size: 1.5rem;
    }

    .countdown-unit {
        font-size: 0.6rem;
    }

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

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

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

    .hero-title-line {
        font-size: 0.9rem;
        letter-spacing: 4px;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .about-card, .glass-card {
        padding: 24px;
    }

    .relationship-card {
        padding: 24px;
    }

    .relationship-stats {
        gap: 30px;
    }
}

/* Ultra Wide */
@media (min-width: 2560px) {
    html {
        font-size: 18px;
    }
}