/* Мобильные устройства (max-width: 768px) */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .nav-brand {
        text-align: center;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        gap: 12px;
        text-align: center;
        width: 100%;
        padding: 12px;
        border-radius: 12px;
        background: var(--card);
        border: 1px solid var(--border);
    }

    .nav-toggle {
        display: flex;
    }

    .navbar .container {
        padding: 12px 16px;
    }

    .nav-toggle {
        position: fixed;
        top: 12px;
        right: 16px;
        z-index: 90;
    }

    .navbar {
        transition: transform 200ms ease, opacity 200ms ease;
    }

    body.nav-compact .navbar {
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
    }

    body.nav-compact .nav-brand {
        display: none;
    }

    body.nav-compact .nav-menu {
        display: none;
    }

    body.nav-compact .nav-menu.is-open {
        display: flex;
    }

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

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .about-stats {
        grid-template-columns: 1fr;
    }

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

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

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

    .hero-actions {
        justify-content: center;
    }

    .hero-badges {
        justify-content: center;
    }

    .project-body {
        text-align: center;
    }

    .project-links {
        justify-content: center;
    }

    .about-text {
        text-align: center;
    }

    .scroll-fab {
        right: 16px;
        bottom: 16px;
        width: 36px;
        height: 54px;
    }

    .skills-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        gap: 12px;
        padding: 12px 8px 14px;
        -webkit-overflow-scrolling: touch;
    }

    .skills-grid::-webkit-scrollbar {
        height: 6px;
    }

    .skills-grid::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.2);
        border-radius: 999px;
    }

    .skill-card {
        min-width: 240px;
        scroll-snap-align: center;
    }

    .social-links {
        flex-direction: column;
        gap: 1rem;
    }

    .social-link {
        width: 100%;
        text-align: center;
    }
}

/* Планшеты (max-width: 1024px) */
@media (max-width: 1024px) {
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

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

    .hero-content {
        text-align: center;
        justify-items: center;
    }

    .hero-actions,
    .hero-badges {
        justify-content: center;
    }

    .about-card,
    .about-textcard {
        text-align: center;
    }

    .projects-grid > :nth-child(3) {
        grid-column: 1 / -1;
    }
}

/* Очень маленькие экраны (max-width: 480px) */
@media (max-width: 480px) {
    section {
        padding: 40px 10px;
    }

    .hero {
        padding: 60px 10px;
        min-height: 80vh;
    }

    .hero-title {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
        margin-bottom: 0.5rem;
    }

    .hero-description {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }

    .project-card {
        margin-bottom: 1rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .stat h3 {
        font-size: 2rem;
    }

    .nav-menu {
        gap: 0.5rem;
        font-size: 0.9rem;
    }

    .social-links {
        gap: 0.5rem;
    }

    .social-link {
        padding: 8px 15px;
        font-size: 0.9rem;
    }

    .avatar-circle {
        width: 140px;
        height: 140px;
    }

    .about-name {
        font-size: 1.4rem;
    }

    .projects-grid {
        gap: 12px;
    }

    .skills-grid {
        gap: 12px;
    }
}

/* Печать */
@media print {
    .navbar,
    .footer,
    .btn {
        display: none;
    }

    section {
        page-break-inside: avoid;
    }
}