:root {
  --color-canvas: #fcfaf3;
  --color-paper: #ffffff;
  --color-ink: #18211d;
  --color-body: #3a463f;
  --color-muted: #6f776f;
  --color-tomato: #f06449;
  --color-tomato-deep: #b83f2c;
  --color-cobalt: #2f6fdb;
  --color-lime: #b7e55c;
  --color-sand: #f3d48b;
  --color-cyan: #ddf5f2;
  --color-border: #d9d5c7;
  --shadow-hard: 4px 4px 0 rgba(24, 33, 29, 0.13);
  --shadow-hard-strong: 6px 6px 0 rgba(24, 33, 29, 0.17);
  --radius: 8px;
  --max-page: 1180px;
  --font-display: "Space Grotesk", "DM Sans", ui-sans-serif, system-ui, sans-serif;
  --font-body: "DM Sans", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  color: var(--color-ink);
  background: var(--color-canvas);
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  line-height: 1.55;
  background-color: var(--color-canvas);
  background-image:
    linear-gradient(to right, rgba(24, 33, 29, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(24, 33, 29, 0.055) 1px, transparent 1px);
  background-size: 20px 20px;
}

body.no-scroll {
  overflow: hidden;
}

img,
svg {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

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

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 1000;
  transform: translateY(-150%);
  background: var(--color-ink);
  color: var(--color-canvas);
  padding: 8px 12px;
  border: 1px solid var(--color-ink);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  width: min(var(--max-page), calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
}

.brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  text-decoration: none;
  color: var(--color-tomato-deep);
  letter-spacing: 0;
}

.nav-toggle {
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-nav a {
  font-family: var(--font-display);
  font-size: 0.93rem;
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0;
  color: var(--color-body);
  border-bottom: 2px solid transparent;
  padding: 6px 0;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-cobalt);
  border-bottom-color: var(--color-cobalt);
}

.non-affiliation-bar {
  background: var(--color-ink);
  color: var(--color-canvas);
  text-align: center;
  padding: 5px 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0;
}

.page-shell {
  width: min(var(--max-page), calc(100% - 32px));
  margin: 0 auto;
  padding: 46px 0 72px;
}

.page-stack {
  display: grid;
  gap: 56px;
}

.hero {
  display: grid;
  gap: 24px;
  align-items: end;
}

.hero-wide {
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.8fr);
}

.eyebrow,
.label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
  color: var(--color-body);
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  background: var(--color-lime);
  border: 1px solid var(--color-ink);
  box-shadow: 3px 3px 0 rgba(24, 33, 29, 0.11);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0;
  line-height: 1.08;
}

h1 {
  max-width: 860px;
  font-size: clamp(2.55rem, 7vw, 5.5rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.8rem, 3.2vw, 3rem);
  font-weight: 800;
}

h3 {
  font-size: clamp(1.18rem, 1.8vw, 1.55rem);
  font-weight: 800;
}

p {
  margin: 0;
  color: var(--color-body);
}

.lead {
  max-width: 760px;
  font-size: clamp(1.08rem, 1.6vw, 1.28rem);
  line-height: 1.6;
}

.microcopy {
  max-width: 720px;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.button,
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border: 1px solid var(--color-ink);
  border-radius: 6px;
  box-shadow: var(--shadow-hard);
  color: var(--color-ink);
  background: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0;
  padding: 12px 16px;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease,
    color 160ms ease;
}

.button:hover,
.icon-button:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 rgba(24, 33, 29, 0.12);
}

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

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

.button-lime {
  background: var(--color-lime);
}

.button-plain {
  box-shadow: none;
  background: transparent;
}

.paper-panel,
.paper-card {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
}

.paper-panel {
  padding: clamp(18px, 3vw, 32px);
}

.paper-card {
  padding: 22px;
}

.section-heading {
  display: grid;
  gap: 12px;
  max-width: 820px;
}

.section-kicker {
  color: var(--color-cobalt);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: 18px;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.ruler-strip {
  height: 18px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background:
    linear-gradient(to right, rgba(24, 33, 29, 0.32) 1px, transparent 1px),
    var(--color-sand);
  background-size: 12px 100%;
}

.checker-strip {
  min-height: 12px;
  border: 1px solid var(--color-ink);
  background-image:
    linear-gradient(45deg, var(--color-ink) 25%, transparent 25%, transparent 75%, var(--color-ink) 75%, var(--color-ink)),
    linear-gradient(45deg, var(--color-ink) 25%, transparent 25%, transparent 75%, var(--color-ink) 75%, var(--color-ink));
  background-size: 10px 10px;
  background-position:
    0 0,
    5px 5px;
}

.cyan-grid {
  background-color: var(--color-cyan);
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.88) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.88) 1px, transparent 1px);
  background-size: 12px 12px;
}

.side-strip {
  position: relative;
  overflow: hidden;
}

.side-strip::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: var(--strip-color, var(--color-tomato));
}

.route-card,
.safety-card,
.faq-card,
.preset-card,
.support-card {
  display: grid;
  gap: 14px;
  align-content: start;
}

.route-card h3,
.safety-card h3,
.preset-card h3,
.support-card h3 {
  padding-left: 0;
}

.route-card .button,
.preset-card .button {
  width: fit-content;
  margin-top: auto;
}

.builder-preview {
  display: grid;
  gap: 16px;
  min-height: 420px;
  overflow: hidden;
}

.builder-preview-mini {
  display: grid;
  grid-template-columns: 0.78fr 1fr;
  min-height: 330px;
  padding: 0;
}

.preview-sidebar {
  border-right: 1px solid var(--color-border);
  padding: 18px;
  background: #fffdf8;
}

.preview-stage {
  position: relative;
  display: grid;
  align-content: center;
  gap: 16px;
  min-height: 320px;
  overflow: hidden;
  padding: 24px;
}

.preview-stage::before,
.skin-preview::before {
  content: "";
  position: absolute;
  inset: -18px;
  background-image: var(--preview-background);
  background-size: var(--preview-background-size, cover);
  background-position: var(--image-x, 50%) var(--image-y, 50%);
  filter: blur(var(--preview-blur, 6px));
  transform: scale(1.04);
}

.preview-stage::after,
.skin-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(24, 33, 29, var(--preview-dim, 0.36));
}

.preview-ui,
.surface-shell {
  position: relative;
  z-index: 1;
}

.preview-ui {
  display: grid;
  gap: 14px;
  max-width: 430px;
}

.mini-topbar,
.mini-panel,
.mini-row {
  border: 1px solid rgba(24, 33, 29, 0.18);
  background: rgba(var(--preview-surface-rgb, 255, 255, 255), var(--preview-panel-opacity, 0.9));
  color: var(--preview-text, var(--color-ink));
}

.mini-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 42px;
  padding: 10px 12px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 800;
}

.mini-panel {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: 7px;
  box-shadow: 3px 3px 0 rgba(24, 33, 29, 0.18);
}

.mini-row {
  min-height: 34px;
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 0.86rem;
}

.mini-accent {
  display: inline-block;
  width: 42px;
  height: 14px;
  border-radius: 999px;
  background: var(--preview-accent, var(--color-tomato));
}

.token-grid {
  display: grid;
  gap: 10px;
}

.token {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.swatch {
  width: 28px;
  height: 28px;
  border: 1px solid var(--color-ink);
  border-radius: 6px;
  flex: 0 0 auto;
}

.compare-table,
.legal-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-paper);
  box-shadow: var(--shadow-hard);
}

.compare-table th,
.compare-table td,
.legal-table th,
.legal-table td {
  padding: 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
}

.compare-table th,
.legal-table th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0;
  background: #f8f6ef;
}

.compare-table tr:last-child td,
.legal-table tr:last-child td {
  border-bottom: 0;
}

.footer-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  background: var(--color-ink);
  color: var(--color-canvas);
  border: 1px solid var(--color-ink);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 40px);
  box-shadow: var(--shadow-hard-strong);
}

.footer-cta p,
.footer-cta h2 {
  color: var(--color-canvas);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-paper);
}

.footer-inner {
  width: min(var(--max-page), calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  padding: 28px 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0;
}

.footer-links a:hover {
  color: var(--color-tomato-deep);
}

.builder-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(420px, 1.25fr) minmax(300px, 0.85fr);
  gap: 18px;
  align-items: start;
}

.control-panel,
.recipe-panel,
.safe-export-panel {
  display: grid;
  gap: 18px;
}

.control-group {
  display: grid;
  gap: 12px;
}

.preset-list {
  display: grid;
  gap: 10px;
}

.preset-button {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 68px;
  border: 1px solid var(--color-border);
  border-radius: 7px;
  background: var(--color-paper);
  color: var(--color-ink);
  text-align: left;
  padding: 8px;
}

.preset-button[aria-pressed="true"] {
  border-color: var(--color-ink);
  box-shadow: 3px 3px 0 rgba(24, 33, 29, 0.15);
}

.preset-thumb {
  width: 52px;
  height: 52px;
  border: 1px solid var(--color-ink);
  border-radius: 6px;
  background-image: var(--preset-background);
  background-size: var(--preset-background-size, cover);
}

.preset-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.1;
}

.preset-note {
  display: block;
  margin-top: 4px;
  color: var(--color-muted);
  font-size: 0.82rem;
}

.file-drop {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px dashed var(--color-ink);
  border-radius: 7px;
  background: #fffdf8;
}

.file-drop input {
  width: 100%;
}

.range-control,
.color-control {
  display: grid;
  gap: 8px;
}

.control-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.value-pill {
  min-width: 54px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #f8f6ef;
  padding: 3px 8px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--color-tomato);
}

input[type="color"] {
  width: 100%;
  height: 42px;
  padding: 3px;
  border: 1px solid var(--color-border);
  border-radius: 7px;
  background: var(--color-paper);
}

.preview-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.preview-tabs button {
  min-height: 42px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.preview-tabs button[aria-selected="true"] {
  border-color: var(--color-ink);
  background: var(--color-cobalt);
  color: #fff;
}

.skin-preview {
  position: relative;
  min-height: 650px;
  overflow: hidden;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius);
  background: var(--color-cyan);
}

.surface-shell {
  display: grid;
  gap: 14px;
  padding: clamp(18px, 3vw, 30px);
}

.surface-topbar,
.surface-main,
.surface-side,
.surface-card,
.diff-line {
  background: rgba(var(--preview-surface-rgb, 255, 255, 255), var(--preview-panel-opacity, 0.9));
  color: var(--preview-text, var(--color-ink));
  border: 1px solid rgba(24, 33, 29, 0.22);
}

.surface-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 10px 14px;
  border-radius: 7px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
}

.surface-layout {
  display: grid;
  grid-template-columns: minmax(140px, 0.48fr) minmax(0, 1fr);
  gap: 14px;
}

.surface-side,
.surface-main {
  border-radius: 7px;
  padding: 14px;
  min-height: 220px;
}

.surface-main {
  display: grid;
  gap: 12px;
}

.surface-card {
  display: grid;
  gap: 8px;
  min-height: 70px;
  padding: 12px;
  border-radius: 7px;
}

.surface-card strong,
.surface-topbar strong {
  color: inherit;
}

.status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 1px solid var(--color-ink);
  border-radius: 50%;
  background: var(--preview-accent, var(--color-tomato));
}

.diff-view {
  display: grid;
  gap: 8px;
}

.diff-line {
  min-height: 34px;
  padding: 8px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.diff-add {
  border-left: 5px solid var(--color-lime);
}

.diff-remove {
  border-left: 5px solid var(--color-tomato);
}

.readability-panel {
  display: grid;
  gap: 10px;
  border: 1px solid var(--color-border);
  border-radius: 7px;
  padding: 14px;
  background: var(--color-paper);
}

.signal {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 32px;
  border: 1px solid var(--color-ink);
  border-radius: 999px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.signal-comfortable {
  background: var(--color-lime);
}

.signal-adjust {
  background: var(--color-sand);
}

.signal-review {
  background: var(--color-tomato);
  color: #fff;
}

.recipe-code {
  max-height: 410px;
  overflow: auto;
  margin: 0;
  border: 1px solid var(--color-ink);
  border-radius: 7px;
  background: #101513;
  color: #f7f3e8;
  padding: 14px;
  font-size: 0.78rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.checklist {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.checklist label {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 10px;
  border: 1px solid var(--color-border);
  border-radius: 7px;
  background: #fffdf8;
}

.status-toast {
  display: none;
  border: 1px solid var(--color-ink);
  border-radius: 7px;
  padding: 10px 12px;
  background: var(--color-cyan);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 800;
}

.status-toast.is-visible {
  display: block;
}

.status-toast.is-error {
  background: #ffd9d1;
}

.preset-gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.preset-art {
  min-height: 220px;
  border: 1px solid var(--color-ink);
  border-radius: 7px;
  background-image: var(--preset-background);
  background-size: var(--preset-background-size, cover);
  box-shadow: inset 0 0 0 10px rgba(252, 250, 243, 0.32);
}

.rights-note {
  padding: 10px 12px;
  border-left: 5px solid var(--color-lime);
  background: #fffdf8;
  color: var(--color-body);
  font-size: 0.92rem;
}

.support-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-button {
  min-height: 38px;
  border: 1px solid var(--color-ink);
  border-radius: 999px;
  background: var(--color-paper);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.filter-button[aria-pressed="true"] {
  background: var(--color-cobalt);
  color: #fff;
}

.support-list {
  display: grid;
  gap: 16px;
}

.support-card.is-hidden {
  display: none;
}

.steps-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
  color: var(--color-body);
}

.legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.68fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.legal-body {
  display: grid;
  gap: 22px;
}

.legal-section {
  display: grid;
  gap: 12px;
}

.legal-section h2 {
  font-size: clamp(1.35rem, 2vw, 2rem);
}

.not-found {
  min-height: 54vh;
  display: grid;
  align-content: center;
  gap: 20px;
}

@media (max-width: 980px) {
  .hero-wide,
  .builder-grid,
  .legal-layout,
  .footer-cta,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .grid-4,
  .preset-gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .builder-preview-mini {
    grid-template-columns: 1fr;
  }

  .preview-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .skin-preview {
    min-height: 560px;
  }
}

@media (max-width: 760px) {
  .header-inner {
    width: min(100% - 24px, var(--max-page));
  }

  .nav-toggle {
    display: inline-flex;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-ink);
    border-radius: 6px;
    background: var(--color-paper);
    box-shadow: 3px 3px 0 rgba(24, 33, 29, 0.12);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 800;
  }

  .site-nav {
    position: fixed;
    inset: 83px 12px auto;
    display: none;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--color-ink);
    border-radius: 8px;
    background: var(--color-paper);
    box-shadow: var(--shadow-hard-strong);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    min-height: 42px;
    padding: 10px;
    border-bottom: 1px solid var(--color-border);
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }

  .page-shell {
    width: min(100% - 24px, var(--max-page));
    padding-top: 32px;
  }

  h1 {
    font-size: clamp(2.35rem, 14vw, 3.9rem);
  }

  .button-row,
  .button {
    width: 100%;
  }

  .button {
    justify-content: center;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .preset-gallery-grid {
    grid-template-columns: 1fr;
  }

  .surface-layout {
    grid-template-columns: 1fr;
  }

  .skin-preview {
    min-height: 610px;
  }

  .compare-table,
  .legal-table {
    display: block;
    overflow-x: auto;
  }
}