@media (max-width: 1180px) {
    :root {
        --shell: min(100% - 56px, 1100px);
    }

    .hero-heading {
        grid-template-columns: 1fr 310px;
        gap: 55px;
    }

    .workbench-body {
        grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
    }

    .section-title {
        grid-template-columns: 0.3fr 1fr 0.4fr;
    }

    .language-shell,
    .studio-shell {
        gap: 55px;
    }

    .language-shell {
        grid-template-columns: minmax(280px, 0.55fr) minmax(520px, 1.45fr);
    }

    .studio-shell {
        grid-template-columns: minmax(540px, 1.25fr) minmax(280px, 0.75fr);
    }
}

@media (max-width: 940px) {
    :root {
        --header-height: 66px;
        --shell: calc(100% - 40px);
    }

    .site-header {
        padding: 0 20px;
    }

    body.menu-open .site-header {
        height: 100svh;
        align-items: flex-start;
        background: var(--ink);
        backdrop-filter: none;
    }

    .site-header .brand,
    .menu-toggle {
        height: var(--header-height);
    }

    .menu-toggle {
        position: relative;
        z-index: 2;
        display: flex;
        align-items: center;
        gap: 11px;
        padding: 8px 0;
        color: var(--white);
        cursor: pointer;
        font: 500 0.61rem/1 var(--mono);
        text-transform: uppercase;
    }

    .menu-toggle-lines {
        display: grid;
        width: 23px;
        gap: 6px;
    }

    .menu-toggle-lines span {
        width: 100%;
        height: 1px;
        background: currentColor;
    }

    .menu-toggle[aria-expanded="true"] .menu-toggle-lines span:first-child {
        transform: translateY(3.5px) rotate(45deg);
    }

    .menu-toggle[aria-expanded="true"] .menu-toggle-lines span:last-child {
        transform: translateY(-3.5px) rotate(-45deg);
    }

    .primary-nav {
        position: absolute;
        z-index: 1;
        inset: var(--header-height) 0 0;
        display: flex;
        visibility: hidden;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 0;
        overflow-y: auto;
        padding: clamp(24px, 6svh, 58px) 24px 30px;
        border-top: 1px solid var(--line);
        background: var(--ink);
        opacity: 0;
        pointer-events: none;
    }

    .primary-nav.is-open {
        visibility: visible;
        opacity: 1;
        pointer-events: auto;
    }

    .primary-nav > a:not(.nav-launch) {
        padding: 14px 0;
        border-bottom: 1px solid var(--line);
        color: var(--white);
        font-size: clamp(1.8rem, 7vw, 3.4rem);
        font-weight: 700;
        letter-spacing: -0.06em;
    }

    .nav-launch {
        justify-content: space-between;
        margin-top: 20px;
        font-size: 0.8rem;
    }

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

    .hero-intro {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 35px;
    }

    .hero-tools {
        margin-top: 0;
    }

    .workbench-body {
        min-height: 410px;
    }

    .section-title {
        grid-template-columns: 1fr 2fr;
    }

    .section-title > small {
        grid-column: 2;
    }

    .language-shell,
    .studio-shell {
        grid-template-columns: 1fr;
        gap: 75px;
    }

    .language-copy,
    .studio-copy {
        max-width: 680px;
    }

    .studio-window {
        order: 2;
    }

    .studio-copy {
        order: 1;
    }

    .footer-inner {
        grid-template-columns: auto 1fr auto;
        gap: 30px;
    }

    .footer-inner > p {
        display: none;
    }
}

@media (max-width: 680px) {
    :root {
        --shell: calc(100% - 32px);
    }

    .brand-mode {
        display: none;
    }

    .hero-workbench {
        padding-top: calc(var(--header-height) + 52px);
        padding-bottom: 65px;
    }

    .hero-heading h2 {
        font-size: clamp(3.3rem, 15vw, 5rem);
        line-height: 0.89;
    }

    .hero-intro {
        display: block;
    }

    .hero-tools {
        margin-top: 24px;
    }

    .hero-grid {
        background-size: 42px 42px;
    }

    .hero-grid::after {
        top: 4%;
        right: -160px;
        width: 350px;
        height: 350px;
    }

    .workbench-window {
        margin-top: 52px;
        box-shadow: 7px 7px 0 var(--blue);
    }

    .workbench-bar {
        grid-template-columns: 1fr auto;
    }

    .workbench-identity span,
    .workbench-state {
        display: none;
    }

    .workbench-body {
        grid-template-columns: 1fr;
        min-height: 0;
    }

    .workbench-code {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .hero-snippet-editor-shell {
        --snippet-frame-height: 330px;
        height: var(--snippet-frame-height);
    }

    .hero-snippet-editor {
        padding: 25px 20px;
        font-size: 0.64rem;
    }

    .workbench-result {
        min-height: 280px;
    }

    .live-shader-section {
        min-height: 82svh;
    }

    .shader-laptop {
        bottom: 190px;
        left: 7vw;
        width: 74vw;
    }

    .shader-copy {
        top: 90px;
    }

    .shader-copy h1 {
        font-size: clamp(4.2rem, 22vw, 7rem);
        line-height: 0.82;
    }

    .shader-readout {
        bottom: 28px;
        display: grid;
        gap: 16px;
    }

    .shader-actions {
        flex-wrap: wrap;
    }

    .shader-readout > span {
        font-size: 0.68rem;
    }

    .shader-actions > strong {
        width: fit-content;
        min-width: 200px;
    }

    .sketch-section,
    .language-section,
    .studio-section {
        padding: 95px 0;
    }

    .section-title {
        grid-template-columns: 1fr;
        gap: 22px;
        margin-bottom: 45px;
    }

    .section-title > small {
        grid-column: auto;
    }

    .section-title h2,
    .language-copy h2,
    .studio-copy h2 {
        font-size: clamp(3rem, 14vw, 4.6rem);
    }

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

    .sketch-card-wide {
        grid-column: auto;
    }

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

    .sketch-card-body .sketch-source-pane {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .type-rhythm {
        min-height: 240px;
    }

    .sketch-card:not(.sketch-card-wide) {
        grid-template-rows: auto auto 190px;
    }

    .sketch-source-pane .snippet-editor-shell {
        --snippet-frame-height: 250px;
        flex: none;
        height: var(--snippet-frame-height);
    }

    .sketch-source-pane .snippet-editor {
        padding: 26px 20px;
        font-size: 0.65rem;
    }

    .language-board {
        box-shadow: 7px 7px 0 var(--acid);
    }

    .lab-panel {
        min-height: 290px;
        padding: 30px 22px;
    }

    .language-snippet-editor-shell {
        --snippet-frame-height: 270px;
        height: var(--snippet-frame-height);
        margin-top: 24px;
    }

    .snippet-editor-shell > textarea.snippet-editor {
        height: var(--snippet-frame-height);
    }

    .language-snippet-editor {
        padding: 14px;
        font-size: 0.7rem;
    }

    .lexicon-strip {
        overflow-x: auto;
    }

    .studio-window {
        box-shadow: 7px 7px 0 var(--coral);
    }

    .studio-bar {
        grid-template-columns: 1fr auto;
    }

    .studio-bar i {
        display: none;
    }

    .studio-body {
        grid-template-columns: minmax(0, 1fr);
        min-height: 390px;
    }

    .studio-files {
        display: none;
    }

    .studio-code {
        overflow: hidden;
        font-size: 0.6rem;
    }

    .studio-output {
        min-height: 120px;
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .studio-output strong {
        font-size: 2.7rem;
    }

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

    .footer-inner nav {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}