/* Gatefold site styles. Plain CSS, no build step. */

@font-face {
  font-family: "Kalam";
  src: url("fonts/kalam-bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light dark;
  --paper: #fbf8f1;
  --paper-raised: #ffffff;
  --paper-sunk: #f2ede1;
  --ink: #1f2328;
  --ink-soft: #5b5f66;
  --rule: #e3dccb;
  --accent: #e0522f;
  --accent-ink: #b33c1c;
  --blue: #2154cc;
  --red: #d63633;
  --green: #218a52;
  --dot: rgba(31, 35, 40, 0.1);
  --shadow: 0 1px 2px rgba(31, 35, 40, 0.06), 0 10px 28px rgba(31, 35, 40, 0.07);
  --radius: 16px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: ui-serif, "New York", "Iowan Old Style", Georgia, serif;
  --hand: "Kalam", "Marker Felt", "Comic Sans MS", cursive;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #161513;
    --paper-raised: #201e1b;
    --paper-sunk: #2a2723;
    --ink: #eee8dc;
    --ink-soft: #aba498;
    --rule: #38332c;
    --accent: #ff7b57;
    --accent-ink: #ff9375;
    --blue: #93afff;
    --red: #ff8077;
    --green: #6fd39b;
    --dot: rgba(238, 232, 220, 0.08);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.45), 0 10px 28px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

img { max-width: 100%; }

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 { margin: 0 0 0.5em; line-height: 1.2; }
p { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 1.25em; }
li + li { margin-top: 0.35em; }

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--paper-raised);
  padding: 8px 14px;
  border-radius: 8px;
  z-index: 10;
}
.skip:focus { left: 12px; }

/* Header and footer */

.site-header { padding: 18px 0 6px; }
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font: 600 21px/1 var(--serif);
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--ink);
}
.brand svg { width: 30px; height: 30px; flex: none; }

.mark .ink { fill: var(--ink); }
.mark .flap { fill: var(--accent); }

.header-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  text-decoration: none;
}
.header-link:hover { color: var(--ink); }

.site-footer {
  margin-top: 56px;
  border-top: 1px solid var(--rule);
  padding: 22px 0 40px;
  color: var(--ink-soft);
  font-size: 14px;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
}
.site-footer a { color: var(--ink-soft); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }

/* Studio home */

.hero { text-align: center; padding: 18px 0 0; }
.hero h1 {
  font: 600 clamp(36px, 8vw, 56px)/1.06 var(--serif);
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}
.lead {
  font-size: 19px;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 34em;
}
.hero .lead { margin: 0 auto; }

/* The gatefold that opens on load */

.fold-stage {
  overflow: hidden;
  padding: 34px 0 46px;
}
.fold-art {
  --w: min(210px, 44vw);
  position: relative;
  width: var(--w);
  aspect-ratio: 3 / 4;
  margin: 0 auto;
  perspective: 1100px;
}
.fold-inside {
  position: absolute;
  inset: 0;
  border-radius: 4px;
  background:
    radial-gradient(var(--dot) 1.2px, transparent 1.5px) 0 0 / 13px 13px,
    var(--paper-raised);
  box-shadow: var(--shadow);
}
.fold-inside::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(50% - 0.5px);
  width: 1px;
  background: var(--rule);
  box-shadow: 0 0 12px 3px rgba(0, 0, 0, 0.05);
}
.fold-inside svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.doodle {
  fill: none;
  stroke-width: 3.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.doodle.grid { stroke: var(--ink); opacity: 0.8; }
.doodle.x { stroke: var(--blue); }
.doodle.o { stroke: var(--red); }

.flap {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50%;
  transform-style: preserve-3d;
}
.flap-l { left: 0; transform-origin: left center; }
.flap-r { right: 0; transform-origin: right center; }
.flap > span {
  position: absolute;
  inset: 0;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.flap .front { background: var(--accent); }
.flap-l .front { border-radius: 4px 0 0 4px; box-shadow: inset -1px 0 0 rgba(0, 0, 0, 0.18); }
.flap-r .front { border-radius: 0 4px 4px 0; }
.flap .back {
  transform: rotateY(180deg);
  background: linear-gradient(90deg, var(--paper-sunk), var(--paper-raised));
  box-shadow: var(--shadow);
}
.flap-l .back { border-radius: 0 4px 4px 0; }
.flap-r .back { border-radius: 4px 0 0 4px; background: linear-gradient(270deg, var(--paper-sunk), var(--paper-raised)); }

.flap-l { animation: open-left 1.25s cubic-bezier(0.3, 0.75, 0.25, 1) 0.35s both; }
.flap-r { animation: open-right 1.25s cubic-bezier(0.3, 0.75, 0.25, 1) 0.5s both; }

@keyframes open-left {
  from { transform: rotateY(0deg); }
  to { transform: rotateY(-152deg); }
}
@keyframes open-right {
  from { transform: rotateY(0deg); }
  to { transform: rotateY(152deg); }
}

.doodle.draw {
  /* Dash 1, gap 2: hidden at offset 1 with no stray round caps, fully drawn at 0. */
  stroke-dasharray: 1 2;
  stroke-dashoffset: 1;
  animation: draw 0.45s ease-out forwards;
}
.doodle.d1 { animation-delay: 1.2s; }
.doodle.d2 { animation-delay: 1.35s; }
.doodle.d3 { animation-delay: 1.5s; }
.doodle.d4 { animation-delay: 1.65s; }
.doodle.d5 { animation-delay: 1.95s; }
.doodle.d6 { animation-delay: 2.3s; }
.doodle.d7 { animation-delay: 2.65s; }

@keyframes draw { to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
  .flap-l, .flap-r, .doodle.draw { animation: none; }
  .flap-l { transform: rotateY(-152deg); }
  .flap-r { transform: rotateY(152deg); }
  .doodle.draw { stroke-dashoffset: 0; }
}

/* App cards */

.section-title {
  font: 600 25px/1.25 var(--serif);
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

.app-card {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 20px;
  align-items: start;
  padding: 22px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.app-card img {
  display: block;
  width: 92px;
  height: 92px;
  border-radius: 22.5%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}
.app-card h3 {
  font: 600 22px/1.2 var(--serif);
  margin: 0 0 2px;
}
.app-card h3 a { text-decoration: none; }
.app-card h3 a:hover { text-decoration: underline; }
.app-card .tagline { color: var(--ink-soft); margin: 0 0 10px; }
.app-card p { margin: 0 0 12px; }

.badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--paper-sunk);
  border: 1px solid var(--rule);
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: 14px;
  font-weight: 600;
  font-size: 16px;
}
.links a { color: var(--accent-ink); text-decoration: none; }
.links a:hover { text-decoration: underline; }

.more { color: var(--ink-soft); margin: 18px 4px 0; }

.contact {
  margin-top: 52px;
}
.contact p { color: var(--ink-soft); }
.email {
  font-size: clamp(19px, 5vw, 22px);
  font-weight: 600;
  color: var(--accent-ink);
  word-break: break-word;
}

@media (max-width: 440px) {
  .app-card { grid-template-columns: 64px 1fr; gap: 14px; padding: 18px 16px; }
  .app-card img { width: 64px; height: 64px; }
}

/* Napkin Games pages */

body.napkin {
  background:
    radial-gradient(var(--dot) 1.3px, transparent 1.6px) 0 0 / 22px 22px,
    var(--paper);
}

.napkin .hand,
.napkin h1,
.napkin h2 {
  font-family: var(--hand);
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0;
}

.app-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
  padding: 22px 0 6px;
}
.app-hero img {
  width: 112px;
  height: 112px;
  border-radius: 22.5%;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.14);
  flex: none;
}
.app-hero h1 {
  font-size: clamp(42px, 10vw, 60px);
  line-height: 1;
  margin: 0 0 6px;
}
.app-hero .subtitle {
  font-size: 19px;
  color: var(--ink-soft);
  margin: 0 0 12px;
}

.napkin .lead { margin: 18px 0 0; color: var(--ink); }

.napkin h2 {
  font-size: 32px;
  line-height: 1.1;
  margin: 46px 0 18px;
}
.napkin h2::after {
  content: "";
  display: block;
  width: 92px;
  height: 10px;
  margin-top: 4px;
  background: var(--red);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 92 10'%3E%3Cpath d='M2 6 Q9 1 16 5.5 T30 5 T44 5.5 T58 5 T72 5.5 T90 4.5' fill='none' stroke='black' stroke-width='3' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 92 10'%3E%3Cpath d='M2 6 Q9 1 16 5.5 T30 5 T44 5.5 T58 5 T72 5.5 T90 4.5' fill='none' stroke='black' stroke-width='3' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat;
}

.games {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.games li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  margin: 0;
  padding: 14px 16px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: 14px;
}
.games svg {
  width: 44px;
  height: 44px;
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.games .ink-blue { stroke: var(--blue); }
.games .ink-red { stroke: var(--red); }
.games .ink-green { stroke: var(--green); }
.games .ink-fold { stroke: var(--ink); opacity: 0.35; stroke-width: 1.5; stroke-dasharray: 3 3; }
.games .ink-pencil { stroke: var(--ink); opacity: 0.75; }
.games .fill-blue { fill: var(--blue); stroke: none; }
.games .fill-red { fill: var(--red); stroke: none; }
.games strong {
  display: block;
  font-family: var(--hand);
  font-size: 22px;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 2px;
}
.games p { margin: 0; color: var(--ink-soft); }

.faq h3 {
  font-size: 18px;
  font-weight: 650;
  margin: 26px 0 6px;
}
.faq h3:first-of-type { margin-top: 0; }
.faq p, .faq ul { color: var(--ink); }
.faq p { margin: 0 0 0.6em; }

.contact-card {
  margin-top: 46px;
  padding: 24px 22px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.contact-card h2 { margin-top: 0; }
.contact-card p { margin: 0 0 16px; }

.button {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 12px;
  background: var(--blue);
  color: #fff;
  font-weight: 650;
  text-decoration: none;
}
.button:hover { filter: brightness(1.08); }
@media (prefers-color-scheme: dark) {
  .button { color: #10131c; }
}
.address {
  display: block;
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 15px;
  word-break: break-word;
}

/* Privacy policy */

.policy h1 {
  font-size: clamp(38px, 9vw, 52px);
  line-height: 1.05;
  margin: 22px 0 6px;
}
.policy .meta { color: var(--ink-soft); margin: 0 0 22px; }
.policy h2 {
  font-size: 26px;
  margin: 36px 0 10px;
}
.policy h2::after { width: 70px; }
.summary {
  padding: 18px 20px;
  border-radius: 14px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-left: 5px solid var(--blue);
  font-size: 18px;
}
.summary p:last-child { margin-bottom: 0; }

/* 404 */

.lost {
  text-align: center;
  padding: 60px 0 20px;
}
.lost h1 {
  font: 600 clamp(32px, 7vw, 46px)/1.1 var(--serif);
  margin-bottom: 12px;
}
.lost p { color: var(--ink-soft); }