/* Retro Blocks — website styles
   The palette is lifted straight from the game's Theme.swift, so the site and
   the app read as the same object: grey plastic case, green-grey LCD, deep
   magenta buttons. No external fonts or scripts; everything is self-hosted. */

:root {
  --case-light: #d8d6ce;
  --case-mid: #c3c1b8;
  --case-dark: #9e9c93;
  --case-shadow: #7a786f;
  --ink: #3f3e39;
  --ink-soft: #5a5851;

  --bezel: #6e6c66;
  --screen: #a5b39a;
  --screen-line: #93a189;
  --screen-ink: #2f3a2b;
  --screen-ink-soft: #59654f;

  --accent: #8e2244;
  --accent-dark: #6b1733;

  --page: #e6e4dd;
  --card: #f2f1eb;
  --border: rgba(90, 88, 81, 0.22);

  --radius: 14px;
  --radius-sm: 8px;
  --measure: 68ch;
  --shell: 1080px;

  --mono: ui-monospace, "SF Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --case-light: #3a3936;
    --case-mid: #2f2e2c;
    --case-dark: #232220;
    --case-shadow: #161614;
    --ink: #e8e6de;
    --ink-soft: #b3b0a6;

    --page: #1b1a19;
    --card: #262523;
    --border: rgba(232, 230, 222, 0.16);

    /* Lifted a few steps so the magenta keeps its contrast on a dark page. */
    --accent: #cf5678;
    --accent-dark: #b23f60;
  }
}

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

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

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--page);
  /* A faint grid, like the raster the blocks sit on. */
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 44px 44px;
  background-position: -1px -1px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent-dark);
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
}

h1 {
  font-size: clamp(2.1rem, 6vw, 3.4rem);
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3.4vw, 2rem);
}

h3 {
  font-size: 1.12rem;
}

p {
  margin: 0 0 1em;
}

/* ---------- Layout ---------- */

.wrap {
  width: min(100% - 2.5rem, var(--shell));
  margin-inline: auto;
}

.section {
  padding: clamp(3rem, 8vw, 5.5rem) 0;
  border-top: 1px solid var(--border);
}

.section__lead {
  max-width: var(--measure);
  color: var(--ink-soft);
}

.prose {
  max-width: var(--measure);
}

.prose h2 {
  margin-top: 2.2em;
}

.prose h2:first-of-type {
  margin-top: 0;
}

.prose ul {
  padding-left: 1.2em;
}

.prose li {
  margin-bottom: 0.4em;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--page) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem 0;
  flex-wrap: wrap;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  font-size: 0.86rem;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
}

.wordmark img {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.28);
}

.site-nav {
  margin-left: auto;
  display: flex;
  gap: 1.1rem;
  flex-wrap: wrap;
  font-size: 0.92rem;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* ---------- Hero ---------- */

.hero {
  padding: clamp(2.5rem, 7vw, 4.5rem) 0 clamp(2rem, 5vw, 3.5rem);
}

.hero__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
  grid-template-columns: 1fr;
}

@media (min-width: 860px) {
  .hero__grid {
    grid-template-columns: 1fr minmax(280px, 360px);
  }
}

.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--screen-ink);
  background: var(--screen);
  border: 2px solid var(--bezel);
  border-radius: 5px;
  padding: 0.28rem 0.6rem;
  margin-bottom: 1.1rem;
}

.hero__tagline {
  font-size: clamp(1.05rem, 2.2vw, 1.28rem);
  color: var(--ink-soft);
  max-width: 46ch;
}

/* ---------- Buttons ---------- */

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
  margin-top: 1.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  font-size: 0.98rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 0 var(--accent-dark);
}

.btn--primary:hover {
  background: var(--accent-dark);
  color: #fff;
}

.btn--ghost {
  border-color: var(--border);
  color: var(--ink);
  background: transparent;
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* The App Store button: deliberately not a link, because there is nothing to
   link to until the app is published. Styled as an inert plate, not a live
   button, so it cannot be mistaken for a working download. */
.btn--soon {
  background: var(--case-mid);
  color: var(--ink-soft);
  border-color: var(--border);
  cursor: default;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  padding: 0.7rem 1.4rem;
  line-height: 1.25;
}

.btn--soon .btn__small {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  opacity: 0.75;
}

.btn--soon .btn__big {
  font-size: 1rem;
}

.cta-note {
  font-size: 0.86rem;
  color: var(--ink-soft);
  margin: 0.9rem 0 0;
}

/* ---------- Device frame ---------- */

.device {
  position: relative;
  border-radius: 30px;
  padding: 9px;
  background: linear-gradient(160deg, var(--case-light), var(--case-dark));
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.22),
    0 2px 6px rgba(0, 0, 0, 0.16);
  margin-inline: auto;
  max-width: 340px;
}

.device img {
  border-radius: 22px;
}

.device--sm {
  max-width: 260px;
}

/* ---------- Feature cards ---------- */

.grid {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(248px, 1fr));
  margin-top: 2.2rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}

.card h3 {
  margin-bottom: 0.35rem;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.card__mark {
  display: inline-flex;
  gap: 3px;
  margin-bottom: 0.9rem;
}

/* Little LCD blocks used as card marks, drawn in CSS. */
.pixel {
  width: 11px;
  height: 11px;
  background: var(--screen-ink);
  box-shadow: inset 0 0 0 3px var(--screen);
}

@media (prefers-color-scheme: dark) {
  .pixel {
    background: var(--screen);
    box-shadow: inset 0 0 0 3px var(--screen-ink);
  }
}

/* ---------- Screenshots ---------- */

.shots {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  margin-top: 2.4rem;
}

.shot figcaption {
  margin-top: 0.9rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.shot figcaption strong {
  display: block;
  color: var(--ink);
}

/* ---------- Controls table ---------- */

.table-wrap {
  overflow-x: auto;
  margin-top: 1.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 380px;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 0.72rem 1rem;
  border-bottom: 1px solid var(--border);
}

thead th {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

tbody tr:last-child td {
  border-bottom: none;
}

td:first-child {
  font-family: var(--mono);
  font-weight: 700;
  white-space: nowrap;
}

/* ---------- FAQ ---------- */

.faq {
  margin-top: 2rem;
  max-width: var(--measure);
}

details {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  margin-bottom: 0.7rem;
  padding: 0 1.1rem;
}

summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.95rem 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent);
  flex: none;
}

details[open] summary::after {
  content: "−";
}

details > *:not(summary) {
  margin-bottom: 1rem;
  color: var(--ink-soft);
}

/* ---------- Callout ---------- */

.callout {
  border: 2px solid var(--bezel);
  background: var(--screen);
  color: var(--screen-ink);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.25rem;
  margin: 1.6rem 0;
}

.callout p {
  margin: 0;
}

.callout p + p {
  margin-top: 0.6rem;
}

.callout strong {
  color: var(--screen-ink);
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--card);
  padding: 2.6rem 0 3rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.footer__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem 2.5rem;
  justify-content: space-between;
  margin-bottom: 1.8rem;
}

.footer__links {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.legal {
  max-width: var(--measure);
  font-size: 0.83rem;
  line-height: 1.6;
}

.updated {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-bottom: 2rem;
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 20;
  background: var(--accent);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 6px;
}

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