:root {
    color-scheme: light;
    --page-bg: #f3f3ef;
    --surface: #fafaf7;
    --surface-strong: #ffffff;
    --text: #20211f;
    --text-muted: #62645f;
    --border: #d8d8d1;
    --border-strong: #a8aaa2;
    --accent: #b9361f;
    --accent-dark: #8c2513;
    --accent-soft: #f7d7cf;
    --ink: #181917;
    --focus: #005fcc;
    --shadow: 0 1.25rem 3.5rem rgb(25 26 23 / 0.09);
    --radius-small: 0.35rem;
    --radius: 0.75rem;
    --shell: min(72rem, calc(100% - 2.5rem));
    --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 6rem;
}

body {
    margin: 0;
    min-width: 20rem;
    overflow-x: clip;
    background: var(--page-bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 1rem;
    line-height: 1.65;
    text-rendering: optimizeLegibility;
}

body::before {
    position: fixed;
    z-index: -1;
    inset: 0;
    background-image: radial-gradient(rgb(30 31 28 / 0.045) 0.7px, transparent 0.7px);
    background-size: 9px 9px;
    content: "";
    pointer-events: none;
}

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

a {
    color: var(--accent-dark);
    text-decoration-thickness: 0.1em;
    text-underline-offset: 0.16em;
}

a:hover {
    text-decoration-thickness: 0.16em;
}

button,
input {
    font: inherit;
}

button {
    color: inherit;
}

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

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

.shell {
    width: var(--shell);
    margin-inline: auto;
}

.skip-link {
    position: fixed;
    z-index: 100;
    top: 0.75rem;
    left: 0.75rem;
    transform: translateY(-180%);
    padding: 0.65rem 0.9rem;
    background: var(--ink);
    color: #fff;
    font-weight: 750;
}

.skip-link:focus {
    transform: none;
}

.site-header {
    position: sticky;
    z-index: 20;
    top: 0;
    border-bottom: 1px solid rgb(32 33 31 / 0.16);
    background: rgb(243 243 239 / 0.94);
    backdrop-filter: blur(14px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 4.65rem;
    gap: 2rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text);
    font-size: 0.92rem;
    font-weight: 820;
    letter-spacing: -0.01em;
    text-decoration: none;
    white-space: nowrap;
}

.brand-mark {
    display: grid;
    width: 2.35rem;
    height: 2.35rem;
    place-items: center;
    border: 2px solid var(--text);
    background: var(--accent);
    color: #fff;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: -0.04em;
    transform: rotate(-3deg);
}

.nav-list {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    gap: 0.25rem;
    list-style: none;
}

.nav-list a {
    display: block;
    padding: 0.55rem 0.72rem;
    border-radius: var(--radius-small);
    color: var(--text);
    font-size: 0.88rem;
    font-weight: 680;
    text-decoration: none;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
    background: var(--surface-strong);
    box-shadow: inset 0 0 0 1px var(--border);
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(17rem, 0.75fr);
    align-items: center;
    min-height: calc(100vh - 4.65rem);
    padding-block: clamp(4rem, 9vw, 8rem);
    gap: clamp(3rem, 8vw, 7rem);
}

.hero-copy {
    max-width: 49rem;
}

.eyebrow {
    margin: 0 0 1rem;
    color: var(--accent-dark);
    font-family: var(--mono);
    font-size: 0.78rem;
    font-weight: 780;
    letter-spacing: 0.12em;
    line-height: 1.4;
    text-transform: uppercase;
}

.hero h1,
.article-header h1,
.error-page h1,
.admin-heading h1,
.login-panel h1 {
    margin: 0;
    font-weight: 900;
    letter-spacing: -0.065em;
    line-height: 0.9;
}

.hero h1 {
    max-width: 12ch;
    font-size: clamp(4rem, 8vw, 7.6rem);
}

.hero-subline {
    margin: 1.4rem 0 0;
    color: var(--accent);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 820;
    letter-spacing: -0.04em;
    line-height: 1.1;
}

.lede {
    max-width: 43rem;
    margin: 1.25rem 0 0;
    color: var(--text-muted);
    font-size: clamp(1.05rem, 1.5vw, 1.22rem);
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    margin-top: 2rem;
    gap: 0.75rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    padding: 0.72rem 1rem;
    border: 2px solid var(--ink);
    border-radius: var(--radius-small);
    font-size: 0.94rem;
    font-weight: 800;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: transform 150ms ease, box-shadow 150ms ease, background-color 150ms ease;
}

.button:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--ink);
    text-decoration: none;
}

.button-primary {
    background: var(--accent);
    color: #fff;
}

.button-primary:hover {
    background: var(--accent-dark);
}

.button-secondary {
    background: var(--surface-strong);
    color: var(--text);
}

.button-small {
    min-height: 2.55rem;
    padding: 0.55rem 0.85rem;
}

.brightness-ticket {
    position: relative;
    padding: 1.5rem;
    border: 2px solid var(--ink);
    background: #fff;
    box-shadow: 12px 12px 0 var(--accent-soft), 14px 14px 0 var(--ink);
    transform: rotate(1.75deg);
}

.brightness-ticket::before {
    position: absolute;
    top: 0.65rem;
    right: 0.65rem;
    width: 1.15rem;
    height: 1.15rem;
    border: 1px solid var(--border-strong);
    border-radius: 50%;
    background: var(--page-bg);
    content: "";
}

.ticket-kicker {
    margin: 0 0 2.5rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ticket-value {
    margin: 0;
    font-family: var(--mono);
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 900;
    letter-spacing: -0.08em;
    line-height: 1;
}

.ticket-stamp {
    display: inline-block;
    margin: 1.5rem 0 0.25rem;
    padding: 0.35rem 0.55rem;
    border: 3px double var(--accent);
    color: var(--accent);
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    transform: rotate(-2deg);
}

.rage-band {
    padding-block: clamp(4rem, 8vw, 7rem);
    background: var(--ink);
    color: #f7f7f3;
}

.rage-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
    gap: clamp(3rem, 8vw, 8rem);
}

.rage-band h2 {
    max-width: 11ch;
    margin: 0;
    font-size: clamp(2.8rem, 6vw, 5.5rem);
    font-weight: 900;
    letter-spacing: -0.06em;
    line-height: 0.94;
}

.rage-band p:last-child {
    max-width: 37rem;
    margin: 1.5rem 0 0;
    color: #c9cbc5;
    font-size: 1.08rem;
}

.eyebrow-light {
    color: #f08b74;
}

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

p code,
li code,
dd code {
    padding: 0.12em 0.3em;
    border: 1px solid var(--border);
    border-radius: 0.2rem;
    background: var(--surface-strong);
    font-size: 0.9em;
}

.rage-band p code {
    border-color: #575a52;
    background: #2b2d29;
}

.code-card {
    margin: 0;
    overflow-x: auto;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    border-radius: var(--radius);
    font-size: clamp(1rem, 2vw, 1.4rem);
    line-height: 1.65;
}

.code-card-dark {
    border: 1px solid #52554e;
    background: #242622;
    color: #fff;
    box-shadow: inset 0.25rem 0 0 var(--accent);
}

.section {
    padding-block: clamp(5rem, 9vw, 8rem);
}

.section-tight {
    padding-top: 2rem;
}

.section-heading {
    max-width: 47rem;
    margin-bottom: 2.5rem;
}

.section-heading h2,
.statement-grid h2 {
    margin: 0;
    font-size: clamp(2.25rem, 5vw, 4.5rem);
    font-weight: 880;
    letter-spacing: -0.055em;
    line-height: 0.98;
}

.section-heading > p:last-child {
    margin: 1rem 0 0;
    color: var(--text-muted);
    font-size: 1.08rem;
}

.split-heading {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(15rem, 0.65fr);
    align-items: end;
    max-width: none;
    gap: 3rem;
}

.split-heading > p:last-child {
    margin: 0;
}

.simulator {
    display: grid;
    grid-template-columns: minmax(14rem, 0.4fr) minmax(0, 1fr);
    overflow: hidden;
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    background: var(--surface-strong);
    box-shadow: var(--shadow);
}

.simulator-controls {
    display: flex;
    flex-direction: column;
    border-right: 2px solid var(--ink);
    background: var(--surface);
}

.simulator-option {
    display: grid;
    width: 100%;
    padding: 1.15rem 1.2rem;
    border: 0;
    border-bottom: 1px solid var(--border);
    background: transparent;
    text-align: left;
    cursor: pointer;
}

.simulator-option:last-child {
    border-bottom: 0;
}

.simulator-option:hover {
    background: var(--accent-soft);
}

.simulator-option[aria-pressed="true"] {
    position: relative;
    background: var(--accent);
    color: #fff;
}

.simulator-option[aria-pressed="true"]::after {
    position: absolute;
    top: 50%;
    right: -0.65rem;
    width: 1.2rem;
    height: 1.2rem;
    background: var(--accent);
    content: "";
    transform: translateY(-50%) rotate(45deg);
}

.simulator-option span {
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.simulator-option code {
    margin-top: 0.25rem;
    font-size: 0.95rem;
}

.simulator-preview {
    display: grid;
    min-height: 31rem;
    padding: clamp(1.5rem, 5vw, 4rem);
    align-content: center;
    background: #fff;
    transition: background-color 180ms ease;
}

.simulator-preview[data-preview="soft"] {
    background: #fafaf7;
}

.simulator-preview[data-preview="comfortable"] {
    background: #f5f5f0;
}

.simulator-preview[data-preview="calm"] {
    background: #eeeeea;
}

.demo-browser {
    max-width: 40rem;
    margin-inline: auto;
    overflow: hidden;
    border: 1px solid #c9cac3;
    border-radius: 0.65rem;
    background: #fff;
    box-shadow: 0 1rem 2.5rem rgb(30 31 28 / 0.12);
}

.demo-browser-bar {
    display: flex;
    height: 2.35rem;
    align-items: center;
    padding-inline: 0.9rem;
    gap: 0.4rem;
    border-bottom: 1px solid #deded9;
    background: #f4f4f0;
}

.demo-browser-bar span {
    width: 0.62rem;
    height: 0.62rem;
    border-radius: 50%;
    background: #b4b6af;
}

.demo-browser-bar span:first-child {
    background: var(--accent);
}

.demo-page {
    padding: clamp(1.5rem, 5vw, 3.5rem);
}

.demo-label {
    margin: 0 0 1rem;
    color: var(--accent-dark);
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.demo-page h3 {
    max-width: 13ch;
    margin: 0;
    font-size: clamp(1.8rem, 4vw, 3rem);
    letter-spacing: -0.045em;
    line-height: 1;
}

.demo-page p:not(.demo-label) {
    color: var(--text-muted);
}

.demo-button {
    display: inline-block;
    padding: 0.55rem 0.75rem;
    border-radius: 0.25rem;
    background: var(--text);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 750;
}

.simulator-readout {
    margin: 1.2rem 0 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: center;
}

.serious-section {
    border-block: 1px solid var(--border);
    background: var(--surface);
}

.statement-grid {
    display: grid;
    grid-template-columns: minmax(9rem, 0.45fr) minmax(0, 1.4fr);
    align-items: start;
    gap: clamp(2rem, 7vw, 6rem);
}

.statement-symbol {
    color: var(--accent);
    font-family: Georgia, serif;
    font-size: clamp(8rem, 18vw, 14rem);
    font-weight: 700;
    line-height: 0.65;
}

.statement-grid > div:last-child {
    max-width: 48rem;
}

.statement-grid p:not(.eyebrow) {
    color: var(--text-muted);
    font-size: 1.08rem;
}

.text-link {
    display: inline-block;
    margin-top: 0.75rem;
    font-weight: 800;
}

.swatch-strip {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    margin-bottom: 2rem;
    gap: 0.75rem;
}

.mini-swatch {
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    background: var(--surface-strong);
}

.mini-swatch-color {
    display: block;
    height: 7rem;
    border-bottom: 1px solid var(--border);
    background: var(--swatch);
}

.mini-swatch-1 { --swatch: #f6f6f3; }
.mini-swatch-2 { --swatch: #f7f5f0; }
.mini-swatch-3 { --swatch: #f3f5f6; }
.mini-swatch-4 { --swatch: #f2f2f2; }
.mini-swatch-5 { --swatch: #faf7f0; }

.mini-swatch code {
    display: block;
    padding: 0.75rem;
    color: var(--text);
    font-weight: 750;
    text-align: center;
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.guide-card {
    display: flex;
    min-height: 21rem;
    flex-direction: column;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    text-decoration: none;
    transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.guide-card:hover {
    border-color: var(--ink);
    box-shadow: 7px 7px 0 var(--accent-soft);
    transform: translateY(-4px);
}

.guide-number {
    font-family: var(--mono);
    font-size: 0.78rem;
    font-weight: 800;
}

.guide-card h3 {
    margin: auto 0 0.75rem;
    font-size: clamp(1.5rem, 3vw, 2.1rem);
    letter-spacing: -0.045em;
    line-height: 1;
}

.guide-card p {
    margin: 0;
    color: var(--text-muted);
}

.card-link {
    margin-top: 1.5rem;
    color: var(--accent-dark);
    font-weight: 800;
}

.site-footer {
    margin-top: 4rem;
    border-top: 2px solid var(--ink);
    background: var(--surface);
}

.footer-inner {
    display: flex;
    min-height: 8rem;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.footer-inner p {
    margin: 0;
}

.footer-inner nav {
    display: flex;
    gap: 1.25rem;
}

.footer-inner a {
    color: var(--text);
    font-weight: 700;
}

/* Editorial pages */
.article {
    padding-block: clamp(4rem, 9vw, 8rem);
}

.article-header {
    max-width: 58rem;
    padding-bottom: clamp(3rem, 7vw, 5.5rem);
}

.article-header-compact {
    padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

.article-header h1 {
    font-size: clamp(3.2rem, 8vw, 7.2rem);
}

.article-header h1 span {
    display: block;
    color: var(--text-muted);
    font-size: 0.46em;
    letter-spacing: -0.04em;
}

.article-deck {
    max-width: 48rem;
    margin: 1.75rem 0 0;
    color: var(--text-muted);
    font-size: clamp(1.15rem, 2.3vw, 1.5rem);
    line-height: 1.5;
}

.article-layout {
    display: grid;
    grid-template-columns: minmax(12rem, 0.42fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(3rem, 8vw, 7rem);
}

.article-toc {
    position: sticky;
    top: 7rem;
    display: grid;
    padding: 1.25rem;
    border-top: 3px solid var(--accent);
    background: var(--surface);
    gap: 0.6rem;
}

.article-toc strong {
    margin-bottom: 0.3rem;
    font-family: var(--mono);
    font-size: 0.76rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.article-toc a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.article-body {
    max-width: 48rem;
}

.article-body section + section,
.article-body .pull-quote + section {
    margin-top: 4rem;
}

.article-body h2,
.standalone-copy h2 {
    margin: 0 0 1rem;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    letter-spacing: -0.045em;
    line-height: 1.08;
}

.article-body p {
    margin: 0 0 1.25rem;
    color: #444640;
    font-size: 1.08rem;
}

.pull-quote {
    margin: 4rem 0;
    padding: 1.5rem 0 1.5rem 1.5rem;
    border-left: 0.5rem solid var(--accent);
    color: var(--text);
    font-size: clamp(1.65rem, 4vw, 2.5rem);
    font-weight: 850;
    letter-spacing: -0.04em;
    line-height: 1.13;
}

.check-list {
    display: grid;
    margin: 1.25rem 0 1.5rem;
    padding: 0;
    gap: 0.65rem;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 1.8rem;
}

.check-list li::before {
    position: absolute;
    top: 0.24rem;
    left: 0;
    color: var(--accent);
    content: "✓";
    font-weight: 900;
}

.next-step {
    margin-top: 4rem;
    padding: 1.5rem;
    border: 2px solid var(--ink);
    background: var(--accent-soft);
    box-shadow: 6px 6px 0 var(--ink);
}

.next-step p {
    margin: 0 0 1rem;
    color: var(--text);
}

.notice {
    max-width: 58rem;
    margin-bottom: 2rem;
    padding: 1.25rem 1.4rem;
    border-left: 0.4rem solid var(--accent);
    background: var(--surface);
}

.notice p {
    margin: 0.25rem 0 0;
    color: var(--text-muted);
}

.palette-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.palette-card {
    overflow: hidden;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    background: var(--surface-strong);
}

.palette-preview {
    min-height: 15rem;
    padding: 2rem;
    background: var(--sample-bg);
    color: var(--sample-text);
}

.tone-soft-neutral { --sample-bg: #f6f6f3; --sample-text: #202020; }
.tone-warm-paper { --sample-bg: #f7f5f0; --sample-text: #25231f; }
.tone-cool-canvas { --sample-bg: #f3f5f6; --sample-text: #1e2427; }
.tone-plain-gray { --sample-bg: #f2f2f2; --sample-text: #202020; }
.tone-soft-cream { --sample-bg: #faf7f0; --sample-text: #29251e; }
.tone-quiet-stone { --sample-bg: #eeeeea; --sample-text: #242521; }

.palette-label {
    display: block;
    margin-bottom: 3.5rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.palette-preview strong {
    display: block;
    font-size: 2rem;
    letter-spacing: -0.04em;
}

.palette-preview p {
    margin: 0.4rem 0 0;
}

.palette-details {
    padding: 1.5rem;
}

.palette-details h2 {
    margin: 0;
    font-size: 1.4rem;
    letter-spacing: -0.025em;
}

.palette-details > p {
    min-height: 3.4rem;
    margin: 0.35rem 0 1.2rem;
    color: var(--text-muted);
}

.palette-details dl {
    margin: 0;
}

.palette-details dl > div {
    display: flex;
    justify-content: space-between;
    padding: 0.55rem 0;
    gap: 1rem;
    border-top: 1px solid var(--border);
}

.palette-details dt {
    color: var(--text-muted);
}

.palette-details dd {
    margin: 0;
}

.copy-row {
    display: flex;
    margin-top: 1.25rem;
    gap: 0.6rem;
}

.copy-button {
    min-height: 2.7rem;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--ink);
    border-radius: var(--radius-small);
    background: var(--ink);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 780;
    cursor: pointer;
}

.copy-button:hover {
    background: var(--accent-dark);
}

.copy-button-muted {
    background: var(--surface-strong);
    color: var(--text);
}

.copy-status {
    grid-column: 1 / -1;
    min-height: 1.5rem;
    margin: 0;
    color: var(--accent-dark);
    font-weight: 700;
}

.clipboard-fallback {
    position: fixed;
    top: 0;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.standalone-copy {
    margin-top: clamp(4rem, 8vw, 7rem);
}

.layer-demo {
    max-width: 58rem;
    margin-bottom: clamp(4rem, 8vw, 7rem);
}

.layer-page,
.layer-surface,
.layer-card {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
}

.layer-page {
    padding: 1.2rem;
    background: #f5f5f2;
}

.layer-surface {
    margin: 1rem 0 0 8%;
    padding: 1.2rem;
    background: #fbfbf9;
}

.layer-card {
    min-height: 7rem;
    margin: 1rem 0 0 10%;
    padding: 1.2rem;
    background: #fff;
    box-shadow: var(--shadow);
}

.layer-demo span {
    font-family: var(--mono);
    font-size: 0.8rem;
    font-weight: 750;
}

.code-workbench {
    max-width: 61rem;
    overflow: hidden;
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    background: var(--ink);
    color: #f7f7f3;
    box-shadow: 8px 8px 0 var(--accent);
}

.code-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.2rem;
    gap: 1.5rem;
    border-bottom: 1px solid #4a4c46;
}

.code-file {
    color: #f08b74;
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 750;
}

.code-toolbar h2 {
    margin: 0.1rem 0 0;
    font-size: 1rem;
}

.copy-button-light {
    flex: 0 0 auto;
    border-color: #f7f7f3;
    background: #f7f7f3;
    color: var(--ink);
}

.code-block {
    margin: 0;
    overflow-x: auto;
    padding: clamp(1.25rem, 4vw, 2.5rem);
    color: #e4e7df;
    font-size: clamp(0.82rem, 1.6vw, 0.98rem);
    line-height: 1.75;
    tab-size: 4;
}

.copy-status-light {
    padding: 0 1.2rem 0.8rem;
    color: #f7b6a7;
}

.narrow-article {
    max-width: 60rem;
}

.error-page {
    min-height: 72vh;
    padding-block: clamp(5rem, 12vw, 10rem);
}

.error-code {
    margin: 0 0 -1rem;
    color: var(--accent-soft);
    font-size: clamp(8rem, 25vw, 18rem);
    font-weight: 950;
    letter-spacing: -0.1em;
    line-height: 0.65;
}

.error-page h1 {
    max-width: 14ch;
    font-size: clamp(3rem, 7vw, 6rem);
}

.error-page > p:not(.error-code):not(.eyebrow) {
    max-width: 38rem;
    color: var(--text-muted);
    font-size: 1.15rem;
}

/* Admin */
.admin-shell {
    display: grid;
    min-height: 70vh;
    padding-block: 5rem;
    place-items: center;
}

.login-panel {
    width: min(100%, 30rem);
    padding: clamp(1.5rem, 5vw, 2.5rem);
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    background: var(--surface-strong);
    box-shadow: 9px 9px 0 var(--accent-soft), 11px 11px 0 var(--ink);
}

.login-panel h1 {
    font-size: clamp(2.5rem, 7vw, 4.2rem);
}

.login-panel > p:not(.eyebrow) {
    color: var(--text-muted);
}

.login-form {
    display: grid;
    margin-top: 1.5rem;
    gap: 1rem;
}

.field {
    display: grid;
    gap: 0.35rem;
}

.field label {
    font-weight: 750;
}

.field input {
    width: 100%;
    min-height: 3rem;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-small);
    background: #fff;
    color: var(--text);
}

.field input:focus {
    border-color: var(--focus);
}

.form-error {
    margin: 1.25rem 0;
    padding: 0.8rem 1rem;
    border-left: 0.35rem solid var(--accent);
    background: #fde8e3;
    color: #641c0f;
    font-weight: 700;
}

.admin-dashboard {
    min-height: 70vh;
    padding-block: clamp(3rem, 7vw, 6rem);
}

.admin-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    margin-bottom: 2rem;
    gap: 2rem;
}

.admin-heading h1 {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
}

.kpi-grid article {
    display: grid;
    min-height: 9rem;
    align-content: space-between;
    padding: 1.2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    background: var(--surface-strong);
}

.kpi-grid span {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 750;
}

.kpi-grid strong {
    font-size: clamp(2rem, 5vw, 3.5rem);
    letter-spacing: -0.06em;
    line-height: 1;
}

.dashboard-note {
    margin: 1rem 0 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.data-panel {
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    background: var(--surface-strong);
}

.data-panel h2 {
    margin: 0;
    padding: 1rem 1.2rem;
    border-bottom: 1px solid var(--border);
    font-size: 1.1rem;
}

.table-scroll {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 0.7rem 1.2rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
}

th {
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

th:last-child,
td:last-child {
    text-align: right;
}

tbody tr:last-child td {
    border-bottom: 0;
}

.bot-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1rem;
    padding: 1rem 1.2rem;
    border: 1px dashed var(--border-strong);
}

.bot-total span {
    color: var(--text-muted);
}

.bot-total strong {
    font-size: 1.5rem;
}

@media (max-width: 60rem) {
    .header-inner {
        align-items: flex-start;
        flex-direction: column;
        padding-block: 0.75rem;
        gap: 0.5rem;
    }

    .site-header {
        position: static;
    }

    .nav-list {
        flex-wrap: wrap;
    }

    .nav-list a {
        padding-left: 0;
        margin-right: 0.8rem;
    }

    .nav-list a:hover,
    .nav-list a[aria-current="page"] {
        background: transparent;
        box-shadow: none;
        color: var(--accent-dark);
        text-decoration: underline;
    }

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

    .brightness-ticket {
        max-width: 29rem;
    }

    .rage-grid,
    .split-heading,
    .article-layout {
        grid-template-columns: 1fr;
    }

    .article-toc {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .article-toc strong {
        grid-column: 1 / -1;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 44rem) {
    :root {
        --shell: min(100% - 1.5rem, 72rem);
    }

    .hero h1 {
        font-size: clamp(2.5rem, 11.5vw, 4.75rem);
    }

    .rage-grid,
    .statement-grid,
    .simulator,
    .palette-grid,
    .guide-grid,
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .statement-symbol {
        font-size: 7rem;
    }

    .simulator-controls {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        border-right: 0;
        border-bottom: 2px solid var(--ink);
    }

    .simulator-option {
        min-height: 6.5rem;
        border-right: 1px solid var(--border);
    }

    .simulator-option:nth-child(2n) {
        border-right: 0;
    }

    .simulator-option[aria-pressed="true"]::after {
        top: auto;
        right: 50%;
        bottom: -0.65rem;
        transform: translateX(50%) rotate(45deg);
    }

    .simulator-preview {
        min-height: 27rem;
    }

    .swatch-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .mini-swatch:last-child {
        grid-column: 1 / -1;
    }

    .footer-inner,
    .admin-heading {
        align-items: flex-start;
        flex-direction: column;
        padding-block: 2rem;
    }

    .article-header h1 {
        font-size: clamp(2.9rem, 14vw, 4.6rem);
    }

    .article-toc {
        grid-template-columns: 1fr;
    }

    .article-toc strong {
        grid-column: auto;
    }

    .copy-row {
        flex-direction: column;
    }

    .code-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 28rem) {
    .brand span:last-child {
        display: none;
    }

    .nav-list {
        column-gap: 0.15rem;
    }

    .nav-list a {
        margin-right: 0.35rem;
        font-size: 0.78rem;
    }

    .simulator-controls,
    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .simulator-option {
        min-height: auto;
        border-right: 0;
    }
}

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

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

@media print {
    .site-header,
    .site-footer,
    .article-toc,
    .button-row,
    .copy-button {
        display: none !important;
    }

    body {
        background: #fff;
    }
}