:root {
    --bg: #ffffff;
    --panel: #f2f2f0;
    --text: #050505;
    --muted: #555555;
    --rule: #b5b5b5;
    --rule-strong: #050505;
    --accent: #0033ff;
    --accent-fg: #ffffff;
    --focus: #0033ff;
    --danger: #b00020;
    --success: #146c2e;
    --button-hover: #050505;

    --font-display: "Helvetica Neue", Helvetica, Arial, sans-serif;
    --font-body: "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    --text-label: 0.8125rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-title: clamp(2rem, 4.5vw, 3rem);
    --text-display: clamp(3rem, 8vw, 6.5rem);
    --text-section-number: clamp(3rem, 7vw, 5.5rem);

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-7: 2rem;
    --space-8: 2.5rem;
    --space-9: 3rem;
    --space-10: 4rem;
    --section-space: clamp(3rem, 7vw, 5.5rem);
    --container: 76rem;
    --measure: 65ch;
    --radius: 0;
    --duration: 140ms;
    --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
    color-scheme: light;
}

:root[data-theme="dark"] {
    --bg: #0a0a0a;
    --panel: #151515;
    --text: #f5f5f5;
    --muted: #b5b5b5;
    --rule: #484848;
    --rule-strong: #f5f5f5;
    --accent: #8da2ff;
    --accent-fg: #050505;
    --focus: #8da2ff;
    --danger: #ff9aa8;
    --success: #82d99a;
    --button-hover: #f5f5f5;
    color-scheme: dark;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--space-6);
    touch-action: manipulation;
}

body {
    margin: 0;
    overflow-x: clip;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
p,
figure {
    margin: 0;
}

a {
    color: inherit;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.2em;
}

button,
a {
    touch-action: manipulation;
}

button {
    font: inherit;
}

code,
pre {
    font-family: var(--font-mono);
}

code {
    padding: 0.08em 0.28em;
    border-radius: var(--radius);
    background: var(--panel);
    font-size: 0.92em;
    overflow-wrap: anywhere;
}

pre code {
    padding: 0;
    background: transparent;
    font-size: inherit;
}

svg {
    display: block;
    max-width: 100%;
}

[hidden] {
    display: none !important;
}

::selection {
    background: var(--accent);
    color: var(--accent-fg);
}

:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
}

section[id] {
    scroll-margin-top: var(--space-6);
}

.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--space-4);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

.svg-sprite {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

.icon,
.brand-mark {
    flex: 0 0 auto;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.9;
    stroke-linecap: square;
    stroke-linejoin: miter;
}

.icon {
    width: 1.125rem;
    height: 1.125rem;
}

.brand-mark {
    width: 1.875rem;
    height: 1.875rem;
    stroke-width: 2.1;
}

.skip-link {
    position: fixed;
    inset-block-start: var(--space-2);
    inset-inline-start: var(--space-2);
    z-index: 100;
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    padding: var(--space-3) var(--space-4);
    transform: translateY(-200%);
    border: 2px solid var(--text);
    border-radius: var(--radius);
    background: var(--accent);
    color: var(--accent-fg);
    font-weight: 600;
    text-decoration: none;
    transition: transform var(--duration) var(--ease-out);
}

.skip-link:focus {
    transform: translateY(0);
}

.button,
.copy-button,
.icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 48px;
    margin: 0;
    border: 2px solid var(--text);
    border-radius: var(--radius);
    appearance: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1.25;
    text-decoration: none;
    transition: background-color var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out), color var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

.button {
    padding: var(--space-3) var(--space-5);
}

.button-primary,
.copy-button.copy-primary {
    border-color: var(--text);
    background: var(--accent);
    color: var(--accent-fg);
}

.button-primary:hover,
.copy-button.copy-primary:hover {
    border-color: var(--text);
    background: var(--button-hover);
    color: var(--bg);
}

.button-secondary,
.copy-button,
.icon-button {
    border-color: var(--rule-strong);
    background: transparent;
    color: var(--text);
}

.button-secondary:hover,
.copy-button:hover,
.icon-button:hover {
    border-color: var(--text);
    background: var(--text);
    color: var(--bg);
}

.button:active,
.copy-button:active,
.icon-button:active {
    transform: translate(2px, 2px);
}

.button:disabled,
.copy-button:disabled,
.icon-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.button[aria-busy="true"],
.copy-button[aria-busy="true"] {
    cursor: wait;
}

.copy-button {
    flex: 0 0 auto;
    padding: var(--space-2) var(--space-3);
}

.copy-button[data-state="success"] {
    border-color: var(--success);
    background: transparent;
    color: var(--success);
}

.copy-button[data-state="error"] {
    border-color: var(--danger);
    background: transparent;
    color: var(--danger);
}

.icon-button {
    width: 48px;
    padding: var(--space-2);
}

.site-header {
    border-bottom: 2px solid var(--text);
}

.nav-layout {
    display: grid;
    gap: var(--space-3);
    padding-block: var(--space-4);
}

.nav-top,
.nav-actions,
.brand,
.primary-nav,
.primary-nav a {
    display: flex;
    align-items: center;
}

.nav-top {
    justify-content: space-between;
    gap: var(--space-2);
}

.nav-actions {
    flex: 0 0 auto;
    gap: var(--space-2);
}

.brand {
    gap: var(--space-2);
    min-height: 48px;
    font-size: 1.125rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    text-decoration: none;
}

.brand-tag {
    display: none;
    padding-inline-start: var(--space-2);
    border-inline-start: 2px solid var(--text);
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: var(--text-label);
    font-weight: 400;
    letter-spacing: 0;
}

.nav-install {
    padding-inline: var(--space-3);
}

.install-product {
    display: none;
}

.primary-nav {
    justify-content: space-between;
    gap: var(--space-2);
    padding-block-start: var(--space-1);
    border-block-start: 1px solid var(--text);
}

.primary-nav a {
    justify-content: center;
    gap: var(--space-2);
    min-width: 44px;
    min-height: 48px;
    padding: var(--space-2) 0;
    font-size: var(--text-label);
    font-weight: 600;
    text-decoration: none;
}

.primary-nav a:hover {
    text-decoration: underline;
    text-decoration-thickness: 2px;
}

.hero {
    display: grid;
    gap: var(--space-9);
    padding-block: var(--space-9);
}

.eyebrow {
    margin-block-end: var(--space-5);
    padding-inline-start: var(--space-3);
    border-inline-start: 6px solid var(--accent);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: var(--text-label);
    font-weight: 600;
    letter-spacing: 0.06em;
    line-height: 1.5;
    text-transform: uppercase;
}

.hero h1 {
    max-width: 11ch;
    font-family: var(--font-display);
    font-size: var(--text-display);
    font-weight: 800;
    letter-spacing: -0.065em;
    line-height: 0.92;
}

.hero h1 code {
    padding: 0;
    background: transparent;
    font-size: 0.72em;
    font-weight: 700;
    letter-spacing: -0.07em;
}

.hero-lede {
    max-width: 54ch;
    margin-block-start: var(--space-7);
    font-size: var(--text-lg);
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-block-start: var(--space-7);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3) var(--space-4);
    margin: var(--space-6) 0 0;
    padding: 0;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-variant-numeric: tabular-nums;
    list-style: none;
}

.hero-meta li + li {
    padding-inline-start: 0;
    border-inline-start: 0;
}

.preflight {
    padding-block-start: var(--space-6);
    border-block-start: 4px solid var(--text);
}

.preflight .eyebrow {
    border-inline-start-width: 0;
    padding-inline-start: 0;
}

.preflight h2 {
    max-width: 15ch;
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.045em;
    line-height: 0.98;
}

.check-list {
    margin: var(--space-6) 0 0;
    padding: 0;
    border-block-start: 2px solid var(--text);
    list-style: none;
}

.check-list li {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr);
    gap: var(--space-4);
    padding-block: var(--space-4);
    border-block-end: 1px solid var(--rule);
}

.item-number,
.section-number {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: var(--text-label);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    line-height: 1.5;
}

.item-number {
    padding-block-start: 0.15em;
}

.check-list h3,
.step-label h3 {
    font-size: var(--text-base);
    font-weight: 600;
}

.check-list p {
    margin-block-start: var(--space-1);
    line-height: 1.5;
}

.preflight-note {
    max-width: 50ch;
    margin-block-start: var(--space-4);
    padding-inline-start: var(--space-3);
    border-inline-start: 4px solid var(--accent);
    color: var(--muted);
    font-size: var(--text-sm);
}

.section {
    display: grid;
    gap: var(--space-6);
    padding-block: var(--section-space);
    border-block-start: 2px solid var(--text);
}

.section-rail {
    display: flex;
    align-items: flex-end;
    gap: var(--space-4);
}

.section-rail p {
    margin-block-end: var(--space-1);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: var(--text-label);
    font-weight: 600;
    letter-spacing: 0.12em;
    line-height: 1.5;
    text-transform: uppercase;
}

.section-number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-section-number);
    font-weight: 800;
    letter-spacing: -0.08em;
    line-height: 0.78;
}

.section-content {
    min-width: 0;
}

.section-heading h2 {
    max-width: 19ch;
    font-family: var(--font-display);
    font-size: var(--text-title);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 0.98;
}

.section-heading p {
    max-width: var(--measure);
    margin-block-start: var(--space-5);
    color: var(--muted);
}

.install-steps {
    margin: var(--space-7) 0 0;
    padding: 0;
    border-block-start: 2px solid var(--text);
    list-style: none;
}

.install-steps > li {
    display: grid;
    gap: var(--space-3);
    padding-block: var(--space-5);
    border-block-end: 1px solid var(--rule);
}

.step-label,
.command-name {
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
}

.command-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    min-width: 0;
    min-height: 72px;
    padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
    border: 2px solid var(--text);
    border-radius: var(--radius);
    background: var(--panel);
}

.command-row > code {
    flex: 1 1 10rem;
    min-width: 0;
    padding: 0;
    background: transparent;
    font-size: var(--text-sm);
    font-weight: 600;
}

.help-text {
    margin-block-start: var(--space-4);
    color: var(--muted);
    font-size: var(--text-sm);
}

.help-text a {
    color: var(--text);
    text-decoration-thickness: 2px;
}

.issue-list {
    display: grid;
    margin: var(--space-7) 0 0;
    padding: 0;
    border-block-start: 2px solid var(--text);
    list-style: none;
}

.issue-list li {
    padding-block: var(--space-6);
    border-block-end: 1px solid var(--rule);
}

.issue-list h3 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.035em;
    line-height: 1.05;
}

.issue-list p {
    max-width: 50ch;
    margin-block-start: var(--space-3);
    color: var(--muted);
}

.command-reference {
    margin-block-start: var(--space-7);
    border-block-start: 2px solid var(--text);
}

.command-ref-row {
    display: grid;
    gap: var(--space-3);
    padding-block: var(--space-5);
    border-block-end: 1px solid var(--rule);
}

.command-name code {
    padding: 0;
    background: transparent;
    font-size: var(--text-base);
    font-weight: 700;
}

.command-ref-row p {
    max-width: 60ch;
    color: var(--muted);
}

.command-ref-row .copy-button {
    justify-self: start;
}

.exit-note {
    max-width: var(--measure);
    margin-block-start: var(--space-6);
    padding: var(--space-4);
    border-inline-start: 8px solid var(--accent);
    background: var(--panel);
    color: var(--muted);
}

.exit-note strong {
    color: var(--text);
}

.transcript-grid {
    display: grid;
    gap: var(--space-7);
    margin-block-start: var(--space-7);
}

.transcript {
    min-width: 0;
    border-block-start: 4px solid var(--text);
}

.transcript figcaption {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2) var(--space-4);
    padding-block: var(--space-3);
}

.transcript-command {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: 700;
}

.transcript-label {
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: var(--text-label);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

pre {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: 1.65;
    tab-size: 2;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.transcript pre,
.code-snippet {
    margin: 0;
    padding: var(--space-6) var(--space-4);
    border: 2px solid var(--text);
    border-radius: var(--radius);
    background: var(--panel);
}

.code-prompt,
.code-muted {
    color: var(--muted);
}

.code-danger {
    color: var(--danger);
}

.split-heading {
    display: grid;
    gap: var(--space-4);
    margin-block-end: var(--space-6);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 48px;
    font-weight: 600;
    text-decoration-color: var(--text);
    text-decoration-thickness: 2px;
    text-underline-offset: 0.25em;
}

.text-link:hover {
    color: var(--accent);
    text-decoration-color: var(--accent);
}

.comparison-table {
    display: block;
    width: 100%;
    margin-block-start: var(--space-7);
    border-block-start: 2px solid var(--text);
    font-variant-numeric: tabular-nums;
}

.comparison-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

.comparison-table tbody,
.comparison-table tr,
.comparison-table th,
.comparison-table td {
    display: block;
}

.comparison-table tbody tr {
    padding: var(--space-5);
    border: 2px solid var(--text);
    border-block-start: 0;
    background: var(--bg);
}

.comparison-table tbody tr:first-child {
    background: var(--panel);
}

.comparison-table tbody th {
    padding-block-end: var(--space-3);
    text-align: left;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.035em;
}

.comparison-table tbody td {
    display: grid;
    grid-template-columns: 4.5rem minmax(0, 1fr);
    gap: var(--space-4);
    padding-block: var(--space-1);
    line-height: 1.5;
}

.comparison-table tbody td::before {
    content: attr(data-label);
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: var(--text-label);
}

.comparison-note {
    max-width: var(--measure);
    margin-block-start: var(--space-6);
    color: var(--muted);
    font-size: var(--text-sm);
}

.final-section {
    border-block-start: 8px solid var(--accent);
}

.final-section .section-heading h2 {
    max-width: 16ch;
}

.final-actions {
    display: grid;
    justify-items: start;
    gap: var(--space-4);
    margin-block-start: var(--space-7);
}

.final-command {
    width: 100%;
    max-width: 40rem;
}

.final-command .copy-primary {
    flex: 1 1 100%;
}

.site-footer {
    border-block-start: 2px solid var(--text);
}

.footer-layout {
    display: grid;
    gap: var(--space-6);
    padding-block: var(--space-7);
}

.footer-layout p {
    font-size: var(--text-sm);
}

.footer-layout strong {
    font-weight: 800;
}

.footer-meta {
    color: var(--muted);
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
}

.footer-nav a {
    display: inline-flex;
    align-items: center;
    min-width: 44px;
    min-height: 48px;
    font-size: var(--text-sm);
    font-weight: 600;
}

.error-main {
    display: grid;
    align-content: center;
    min-height: 68vh;
    padding-block: var(--space-10);
}

.error-main h1 {
    max-width: 12ch;
    font-family: var(--font-display);
    font-size: var(--text-display);
    font-weight: 800;
    letter-spacing: -0.065em;
    line-height: 0.92;
}

.error-main > p:not(.eyebrow) {
    max-width: 55ch;
    margin-block-start: var(--space-7);
    color: var(--muted);
    font-size: var(--text-lg);
}

.error-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-block-start: var(--space-7);
}

@media (min-width: 640px) {
    :root {
        --text-base: 1.0625rem;
        --text-lg: 1.25rem;
    }

    .container {
        padding-inline: var(--space-6);
    }

    .brand {
        font-size: 1.375rem;
    }

    .nav-top {
        gap: var(--space-4);
    }

    .nav-install {
        padding-inline: var(--space-4);
    }

    .brand-tag,
    .install-product {
        display: inline;
    }

    .primary-nav a {
        font-size: var(--text-sm);
    }

    .eyebrow {
        letter-spacing: 0.12em;
    }

    .hero-meta li + li {
        padding-inline-start: var(--space-4);
        border-inline-start: 1px solid var(--text);
    }

    .hero {
        padding-block: var(--space-10);
    }

    .section {
        grid-template-columns: 8rem minmax(0, 1fr);
        gap: var(--space-7);
    }

    .section-rail {
        display: block;
    }

    .section-rail p {
        max-width: 8rem;
        margin-block-start: var(--space-5);
        padding-block-start: var(--space-3);
        border-block-start: 2px solid var(--text);
    }

    .install-steps > li {
        grid-template-columns: 10rem minmax(0, 1fr);
        align-items: center;
        gap: var(--space-6);
    }

    .issue-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        column-gap: var(--space-7);
    }

    .final-command .copy-primary {
        flex: 0 0 auto;
    }

    .footer-layout {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-7);
    }

    .footer-nav {
        justify-content: flex-end;
    }
}

@media (min-width: 1024px) {
    .container {
        padding-inline: var(--space-7);
    }

    .nav-layout {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-7);
    }

    .nav-top {
        gap: var(--space-7);
    }

    .primary-nav {
        justify-content: flex-end;
        gap: var(--space-6);
        padding-block-start: 0;
        border-block-start: 0;
    }

    .primary-nav a {
        padding-inline: var(--space-1);
    }

    .hero {
        grid-template-columns: minmax(0, 1.3fr) minmax(20rem, 0.7fr);
        align-items: start;
        gap: var(--space-10);
        padding-block: var(--space-10);
    }

    .section {
        grid-template-columns: 10rem minmax(0, 1fr);
        gap: var(--space-9);
    }

    .command-ref-row {
        grid-template-columns: minmax(11.25rem, 0.75fr) minmax(0, 1.5fr) auto;
        align-items: center;
        gap: var(--space-6);
    }

    .command-ref-row .copy-button {
        justify-self: end;
    }

    .transcript-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--space-7);
    }

    .split-heading {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: end;
        gap: var(--space-7);
    }

    .comparison-table {
        display: table;
        border: 2px solid var(--text);
        border-collapse: collapse;
    }

    .comparison-table thead {
        position: static;
        display: table-header-group;
        width: auto;
        height: auto;
        overflow: visible;
        clip-path: none;
        white-space: normal;
    }

    .comparison-table tbody {
        display: table-row-group;
    }

    .comparison-table tr {
        display: table-row;
    }

    .comparison-table thead th,
    .comparison-table tbody th,
    .comparison-table tbody td {
        display: table-cell;
        padding: var(--space-4);
        border: 1px solid var(--text);
        text-align: left;
        vertical-align: top;
    }

    .comparison-table thead th {
        background: var(--text);
        color: var(--bg);
        font-family: var(--font-mono);
        font-size: var(--text-label);
        font-weight: 600;
        letter-spacing: 0.08em;
        text-transform: uppercase;
    }

    .comparison-table tbody tr {
        padding: 0;
        border: 0;
    }

    .comparison-table tbody th {
        width: 22%;
        padding-block-end: var(--space-4);
        font-size: var(--text-lg);
    }

    .comparison-table tbody td {
        width: 26%;
        padding-block: var(--space-4);
    }

    .comparison-table tbody td:nth-child(2) {
        width: 52%;
    }

    .comparison-table tbody td::before {
        content: 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;
    }
}

@media print {
    @page {
        margin: 16mm;
    }

    body {
        overflow: visible;
        background: #ffffff;
        color: #000000;
    }

    .skip-link,
    .nav-actions,
    .primary-nav,
    .hero-actions,
    .copy-button,
    .footer-nav {
        display: none !important;
    }

    .section,
    .transcript,
    .command-ref-row,
    .install-steps > li {
        break-inside: avoid;
    }

    .command-row,
    .transcript pre,
    .code-snippet {
        border-color: #000000;
        background: #ffffff;
    }

    a {
        color: #000000;
    }
}