@import url("https://fonts.googleapis.com/css2?family=Archivo+Black&family=IBM+Plex+Mono:wght@400;600&family=Inter:wght@400;500;700&display=swap");

:root {
  --colour-bg: #0e1712;
  --colour-surface: #142019;
  --colour-surface-raised: #1a2920;
  --colour-line: #2a3d31;
  --colour-text: #eef1e8;
  --colour-text-soft: #cdd6cb;
  --colour-text-muted: #93a596;
  --colour-accent: #eef1e8;
  --colour-joe: #6fbf6a;
  --colour-correct: #4fb37b;
  --colour-wrong: #d9574a;
  --font-display: "Archivo Black", "Arial Black", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --radius: 6px;
  --gutter: 16px;
  --content-width: 760px;
  color-scheme: dark;
}

:root[data-mode="light"] {
  --colour-bg: #f4ede1;
  --colour-surface: #fbf7ef;
  --colour-surface-raised: #fffcf6;
  --colour-line: #dbcfbc;
  --colour-text: #1c2a20;
  --colour-text-soft: #34443a;
  --colour-text-muted: #5f6d62;
  --colour-accent: #1c2a20;
  --colour-joe: #2f7d39;
  color-scheme: light;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--colour-bg);
  color: var(--colour-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
}

a {
  color: inherit;
}

button {
  font: inherit;
  color: inherit;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--colour-accent);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Header */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px var(--gutter);
  border-bottom: 1px solid var(--colour-line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.site-header__back {
  text-decoration: none;
  color: var(--colour-text-muted);
}

.site-header__back:hover {
  color: var(--colour-text);
}

.site-header__brand {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.site-header__joe {
  color: var(--colour-joe);
}

/* Content shell */

.shell {
  flex: 1;
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 40px var(--gutter) 64px;
}

.shell--wide {
  max-width: 1040px;
}

.shell__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(40px, 9vw, 72px);
  line-height: 1;
  letter-spacing: 0.01em;
}

.shell__lede {
  margin: 0 0 32px;
  color: var(--colour-text-muted);
}

/* Buttons */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid var(--colour-text);
  border-radius: var(--radius);
  background: var(--colour-text);
  color: var(--colour-bg);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  cursor: pointer;
}

.button:hover {
  background: transparent;
  color: var(--colour-text);
}

.button--ghost {
  background: transparent;
  color: var(--colour-text);
  border-color: var(--colour-line);
}

.button--ghost:hover {
  border-color: var(--colour-text);
}

.button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Footer */

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-areas: "brand dock menu";
  align-items: center;
  gap: 12px 24px;
  padding: 16px var(--gutter);
  border-top: 1px solid var(--colour-line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--colour-text-muted);
}

.site-footer__brand {
  grid-area: brand;
  justify-self: start;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--colour-text);
  white-space: nowrap;
}

.site-footer__joe {
  color: var(--colour-joe);
}

.site-footer__dock {
  grid-area: dock;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.site-footer__button {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 4px 12px;
  border: 1px solid var(--colour-line);
  border-radius: 999px;
  background: none;
  color: var(--colour-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  cursor: pointer;
}

.site-footer__button:hover {
  border-color: var(--colour-text-muted);
  color: var(--colour-text);
}

.site-footer__button[aria-pressed="true"] {
  border-color: var(--colour-text);
  color: var(--colour-text);
}

.footer-menu {
  grid-area: menu;
  justify-self: end;
  position: relative;
}

.footer-menu__toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 4px 12px;
  border: 1px solid var(--colour-line);
  border-radius: 999px;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.footer-menu__toggle::-webkit-details-marker {
  display: none;
}

.footer-menu__toggle::after {
  content: "";
  width: 5px;
  height: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  rotate: -135deg;
  translate: 0 2px;
  transition: rotate 150ms ease;
}

.footer-menu[open] .footer-menu__toggle,
.footer-menu__toggle:hover {
  border-color: var(--colour-text-muted);
  color: var(--colour-text);
}

.footer-menu[open] .footer-menu__toggle::after {
  rotate: 45deg;
  translate: 0 -2px;
}

.footer-menu__list {
  position: absolute;
  z-index: 40;
  right: 0;
  bottom: calc(100% + 8px);
  display: grid;
  min-width: 200px;
  margin: 0;
  padding: 6px;
  border: 1px solid var(--colour-line);
  border-radius: var(--radius);
  background: var(--colour-surface-raised);
  box-shadow: 0 12px 32px rgb(0 0 0 / 0.3);
  list-style: none;
  animation: menu-in 140ms ease-out;
}

.footer-menu__link {
  display: block;
  width: 100%;
  padding: 9px 12px;
  border: 0;
  border-radius: 4px;
  background: none;
  color: var(--colour-text);
  font: inherit;
  font-size: 13px;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.footer-menu__link:hover,
.footer-menu__link:focus-visible {
  background: var(--colour-surface);
}

.footer-menu__link[aria-current="page"] {
  font-weight: 600;
}

@keyframes menu-in {
  from { opacity: 0; translate: 0 6px; }
  to { opacity: 1; translate: 0 0; }
}

/* Cookie consent */

.consent {
  position: fixed;
  left: var(--gutter);
  right: var(--gutter);
  bottom: var(--gutter);
  z-index: 50;
  max-width: 560px;
  margin: 0 auto;
  padding: 18px;
  border: 1px solid var(--colour-line);
  border-radius: var(--radius);
  background: var(--colour-surface-raised);
  box-shadow: 0 12px 32px rgb(0 0 0 / 0.35);
}

.consent[hidden] {
  display: none;
}

.consent__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
}

.consent__text {
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--colour-text-muted);
}

.consent__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* App list */

.app-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.app-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 22px;
  border: 1px solid var(--colour-line);
  border-radius: var(--radius);
  background: var(--colour-surface);
  text-decoration: none;
}

.app-card:hover {
  border-color: var(--colour-text);
}

.app-card__kind {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--colour-text-muted);
}

.app-card__name {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
}

.app-card__summary {
  flex: 1;
  margin: 0 0 20px;
  color: var(--colour-text-muted);
  font-size: 15px;
}

.app-card__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* Prose (legal pages) */

.prose h2 {
  margin: 36px 0 10px;
  font-size: 20px;
}

.prose p,
.prose li {
  color: var(--colour-text-soft);
}

.prose ul {
  padding-left: 20px;
}

.prose__updated {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--colour-text-muted);
}

/* Form controls shared by tools */

.field {
  display: grid;
  gap: 6px;
  margin-bottom: 18px;
}

.field__label {
  font-size: 14px;
  font-weight: 500;
}

.field__hint {
  font-size: 13px;
  color: var(--colour-text-muted);
}

.field__input,
.field__select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--colour-line);
  border-radius: var(--radius);
  background: var(--colour-surface);
  color: var(--colour-text);
  font-family: var(--font-mono);
  font-size: 16px;
}

.field__input:focus,
.field__select:focus {
  border-color: var(--colour-text);
  outline: none;
}

.field__error {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--colour-wrong);
}

.field__error:empty,
.field__hint:empty {
  display: none;
}

@media (max-width: 560px) {
  .site-footer {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "dock dock"
      "brand menu";
  }

  .site-footer:not(:has(.site-footer__dock)) {
    grid-template-areas: "brand menu";
  }
}