@media (max-width: 1024px) {
    :root {
        --container-padding: 20px;
    }

    .hero-wrapper,
    .about-hero-grid,
    .contact-grid,
    .project-detail-hero,
    .not-found-grid {
        grid-template-columns: 1fr;
    }

    .portrait-card {
        width: min(100%, 380px);
        justify-self: center;
    }

    .split-grid,
    .experience-grid,
    .skills-grid,
    .contact-cta-grid,
    .two-col,
    .divided-section,
    .post-layout {
        grid-template-columns: 1fr;
    }

    .contact-cta-grid .social-row {
        flex-wrap: wrap;
        margin-top: 0;
    }

    .divided-section::after {
        display: none;
    }

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

    .skill-row {
        grid-template-columns: repeat(5, 1fr);
    }

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

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

@media (max-width: 760px) {
    :root {
        --header-height: 68px;
        --container-padding: 16px;
    }

    .mobile-toggle {
        display: flex;
    }

    .navigation {
        position: fixed;
        left: 0;
        right: 0;
        top: var(--header-height);
        display: none;
        border: none;
        border-bottom: 1px solid var(--border);
        border-radius: 0;
        background: color-mix(in srgb, var(--surface) 96%, transparent);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        box-shadow: var(--shadow-md);
        padding: 8px 16px;
        z-index: 1000;
    }

    .navigation.is-open {
        display: block;
    }

    .navigation ul {
        display: grid;
        gap: 2px;
        width: 100%;
    }

    .navigation a {
        display: block;
        padding: 12px 16px;
        font-weight: 500;
        font-size: 15px;
        border-radius: var(--radius-sm);
        transition: background var(--transition), color var(--transition);
    }

    .navigation a:hover,
    .navigation a[aria-current="page"] {
        background: var(--surface-secondary);
        color: var(--accent);
    }



    .hero {
        padding-top: 38px;
    }

    .hero h1,
    .page-hero h1,
    .not-found h1,
    .maintenance h1 {
        font-size: 44px;
    }

    .eyebrow {
        font-size: 18px;
    }

    .hero h2 {
        font-size: 22px;
    }

    .hero-meta,
    .hero-buttons,
    .section-head,
    .footer-wrapper {
        flex-direction: column;
        align-items: flex-start;
    }

    .card-grid,
    .stats,
    .blog-row {
        grid-template-columns: 1fr;
    }

    .skill-row {
        grid-template-columns: repeat(3, 1fr);
    }

    .two-col,
    .divided-section,
    .project-detail-hero {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .divided-section::after {
        display: none;
    }

    .timeline article {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .detail-list p,
    .wide-card {
        grid-template-columns: 1fr;
    }

    .stats>div,
    .stats>div:first-child,
    .stats>div:last-child {
        border: 1px solid var(--border);
        border-radius: var(--radius);
    }

    .blog-row>a {
        justify-self: end;
    }

    .maintenance {
        padding: 16px;
    }

    .maintenance-shell {
        min-height: calc(100vh - 32px);
        border-radius: 16px;
        padding: 24px;
    }

    .maintenance-top {
        position: static;
        width: 100%;
        margin-bottom: 18px;
    }

    .maintenance-visual {
        width: min(100%, 280px);
        height: 160px;
    }

    .maintenance-info {
        grid-template-columns: 1fr;
    }

    .maintenance-info p:first-child {
        border-right: 0;
        border-bottom: 1px solid var(--border);
    }

    .theme-toggle {
        width: 44px;
        height: 44px;
    }

    .theme-toggle .theme-icon {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 480px) {

    .btn,
    .contact-form .btn {
        width: 100%;
    }

    .project-top {
        grid-template-columns: 42px 1fr;
    }

    .project-top a {
        grid-column: 2;
        justify-self: start;
    }

    .portrait-card {
        min-height: 300px;
    }

    .maintenance {
        padding: 12px;
    }

    .maintenance-shell {
        padding: 20px 16px;
        gap: 16px;
    }

    .maintenance h1 {
        font-size: 32px;
    }

    .maintenance-visual {
        width: 200px;
        height: 120px;
    }
}

/* Büyük Ekranlar (1440px ve üstü) */
@media (min-width: 1440px) {
    :root {
        --container-width: 1200px;
    }

    .hero-wrapper {
        grid-template-columns: minmax(0, 1fr) 440px;
        gap: 80px;
    }

    .split-grid {
        grid-template-columns: 260px minmax(0, 1fr) 340px;
        gap: 56px;
    }
}

/* 2K ve 4K Monitörler (1920px ve üstü) */
@media (min-width: 1920px) {
    :root {
        --container-width: 1400px;
    }

    .hero-wrapper {
        grid-template-columns: minmax(0, 1fr) 520px;
        gap: 100px;
    }

    .split-grid {
        grid-template-columns: 300px minmax(0, 1fr) 400px;
        gap: 72px;
    }
}