/* ══════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ══════════════════════════════════════════ */

/* ─── Tablet (max-width: 1024px) ─── */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-visual {
        position: static;
    }

    .tech-categories {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

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

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

    /* Timeline - single column */
    .timeline::before {
        left: 20px;
    }

    .timeline-item,
    .timeline-item[data-side="left"] {
        flex-direction: row;
    }

    .timeline-marker {
        left: 20px;
    }

    .timeline-card {
        width: calc(100% - 60px);
        margin-left: 60px !important;
        margin-right: 0 !important;
    }
}

/* ─── Mobile Large (max-width: 768px) ─── */
@media (max-width: 768px) {
    :root {
        --section-padding: 64px 0;
    }

    /* Nav Mobile */
    .nav-toggle {
        display: block;
    }

    .nav-right {
        gap: 8px;
    }

    .lang-current {
        padding: 5px 8px;
    }

    .lang-arrow {
        display: none;
    }

    .lang-dropdown {
        right: -40px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: var(--bg-secondary);
        border-left: 1px solid var(--glass-border);
        padding: 100px 32px 40px;
        gap: 4px;
        transition: var(--transition-base);
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        padding: 14px 16px;
        font-size: 1rem;
        width: 100%;
        border-radius: var(--radius-sm);
    }

    .nav-link:hover,
    .nav-link.active {
        background: rgba(79, 106, 245, 0.1);
    }

    /* Mobile overlay */
    .nav-menu.active::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: calc(100vw - 280px);
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
    }

    /* Lang switcher in mobile menu */
    .nav-menu .lang-mobile-divider {
        width: 100%;
        height: 1px;
        background: var(--glass-border);
        margin: 12px 0;
    }

    /* Hero */
    .hero {
        padding: 100px 20px 60px;
    }

    .hero-name {
        letter-spacing: -1px;
    }

    .hero-stats {
        gap: 32px;
    }

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

    .hero-scroll-indicator {
        display: none;
    }

    /* Tech Stack */
    .tech-categories {
        grid-template-columns: 1fr;
    }

    /* Projects */
    .projects-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .faq-grid,
    .service-grid,
    .project-page-grid {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 24px;
    }

    /* Section header */
    .section-header {
        margin-bottom: 48px;
    }
}

/* ─── Mobile Small (max-width: 480px) ─── */
@media (max-width: 480px) {
    :root {
        --section-padding: 48px 0;
    }

    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 80px 16px 48px;
        min-height: auto;
    }

    .hero-badge {
        font-size: 0.7rem;
        padding: 6px 14px;
    }

    .hero-tagline {
        gap: 6px;
    }

    .tag {
        font-size: 0.75rem;
    }

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

    .hero-cta {
        flex-direction: column;
        gap: 12px;
        margin-bottom: 48px;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .stat-number {
        font-size: 1.8rem;
    }

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

    /* About cards */
    .about-card {
        padding: 20px;
    }

    /* Code window */
    .code-body {
        padding: 16px;
        font-size: 0.72rem;
    }

    /* Timeline */
    .timeline::before {
        left: 12px;
    }

    .timeline-marker {
        left: 12px;
    }

    .timeline-card {
        width: calc(100% - 44px);
        margin-left: 44px !important;
        padding: 20px;
    }

    .timeline-company {
        font-size: 1rem;
    }

    /* Tech category */
    .tech-category {
        padding: 24px;
    }

    /* Project */
    .project-visual {
        height: 160px;
    }

    .project-content {
        padding: 20px;
    }

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