/* Zen Chess pages on company31.com/zenchess/. Sits on top of the site's own
   ../assets/styles.css (tokens --text, --muted, --accent, --hairline).
   The app's colours (ink, paper, gold, sage, vermilion) are fills and rules
   only; the --zc-*-text tokens are the darker (or, in dark mode, lighter)
   versions that are safe for text. */

:root {
  --zc-ink: #13151A;
  --zc-ink-rule: #2A2D35;
  --zc-paper: #EDE6D1;
  --zc-dim: #A7A293;
  --zc-gold: #DBB56B;
  --zc-sage: #8BB07E;
  --zc-vermilion: #DB614D;
  --zc-mist: #8CA8BF;
  --zc-gold-text: #7A5A14;
  --zc-card: #FFFFFF;
}
@media (prefers-color-scheme: dark) {
  :root { --zc-gold-text: #DBB56B; --zc-card: rgba(19, 21, 26, .55); }
}
:root[data-theme="light"] { --zc-gold-text: #7A5A14; --zc-card: #FFFFFF; }
:root[data-theme="dark"] { --zc-gold-text: #DBB56B; --zc-card: rgba(19, 21, 26, .55); }

/* --- the policy page -------------------------------------------------- */

.zc-policy > * { max-width: 46rem; }
.zc-policy h2 { margin: 2.4rem 0 .8rem; font-size: clamp(1.15rem, 2.2vw, 1.4rem); letter-spacing: -.01em; }
.zc-policy h2:first-child { margin-top: 0; }
.zc-policy h3 { margin: 1.6rem 0 .5rem; font-size: 1rem; }
.zc-policy p, .zc-policy li { font-size: .97rem; line-height: 1.75; color: var(--muted); }
.zc-policy p { margin: 0 0 .9rem; }
.zc-policy ul { margin: 0 0 1rem; padding-left: 1.15rem; }
.zc-policy li::marker { color: var(--zc-gold-text); }
.zc-policy strong { color: var(--text); font-weight: 600; }

.zc-updated {
  font-family: "Company31 Mono", "Spline Sans Mono", monospace;
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
}

.zc-policyhero .lede { max-width: 40rem; font-size: 1.1rem; line-height: 1.6; color: var(--muted); }
.zc-policyhero h1 { font-size: clamp(2.1rem, 5vw, 3.2rem); line-height: 1.05; letter-spacing: -.02em; margin: .4rem 0 1rem; }
.zc-policyhero .zc-updated { margin-top: 1.2rem; }

.zc-tablewrap { overflow-x: auto; margin: .6rem 0 1.4rem; }
.zc-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.zc-table caption { text-align: left; color: var(--muted); font-size: .9rem; padding-bottom: .6rem; }
.zc-table th, .zc-table td { text-align: left; vertical-align: top; padding: .6rem .5rem; border-bottom: 1px solid var(--hairline); }
.zc-table th { color: var(--text); font-weight: 600; }
.zc-table td { color: var(--muted); line-height: 1.6; }
.zc-table td:first-child { color: var(--text); white-space: nowrap; }

.zc-note {
  border-left: 3px solid var(--zc-gold);
  padding: .2rem 0 .2rem 1rem;
  margin: 1.2rem 0 1.4rem;
}

.zc-contact { margin: 1.2rem 0 0; }
.zc-contact dt {
  font-family: "Company31 Mono", "Spline Sans Mono", monospace;
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 1rem;
}
.zc-contact dd { margin: .25rem 0 0; font-size: .96rem; line-height: 1.6; color: var(--muted); }
.zc-contact dd strong { color: var(--text); font-weight: 600; }

/* ===================================================================== */
/* The product page (index.html)                                          */
/* ===================================================================== */

/* --- hero: an ink panel, the app's own dark ground --------------------- */

.zc-hero { padding-block: clamp(1.25rem, 3vw, 2rem); }
.zc-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  background-color: var(--zc-ink);
  background-image:
    linear-gradient(to right, rgba(42, 45, 53, .9) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 45, 53, .9) 1px, transparent 1px),
    linear-gradient(to right, rgba(42, 45, 53, .4) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 45, 53, .4) 1px, transparent 1px);
  background-size: 130px 130px, 130px 130px, 26px 26px, 26px 26px;
  border: 1px solid var(--zc-ink-rule);
  border-radius: 18px;
  padding: clamp(1.6rem, 5vw, 3.6rem);
  color: var(--zc-paper);
  overflow: hidden;
}
.zc-icon { display: block; width: 72px; height: 72px; border-radius: 17px; margin-bottom: 1.3rem; }
.zc-panel .label { color: var(--zc-gold); margin-bottom: 1rem; }
.zc-panel h1 {
  font-size: clamp(2.4rem, 5.4vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -.03em;
  margin: .4rem 0 1.3rem;
  color: var(--zc-paper);
}
.zc-gold { color: var(--zc-gold); }
.zc-panel .lede { max-width: 36rem; font-size: 1.12rem; line-height: 1.6; color: rgba(237, 230, 209, .8); }
.zc-panel .lede strong { color: var(--zc-paper); font-weight: 600; }
.zc-panel .ctas { margin-top: 1.8rem; gap: 1rem 1.4rem; }
.zc-soon {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .7rem 1.1rem;
  border: 1px solid var(--zc-gold);
  border-radius: 999px;
  color: var(--zc-paper);
}
.zc-soon i {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--zc-gold);
  animation: livepulse 2.4s ease-in-out infinite;
}
.zc-platforms {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.4rem;
  margin: 1.6rem 0 0;
  padding: 1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--zc-ink-rule);
}
.zc-platforms li {
  font-family: "Company31 Mono", "Spline Sans Mono", monospace;
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--zc-dim);
}
.zc-mark { margin: 0 auto; max-width: 280px; width: 100%; }
.zc-mark img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 22.37%;
  border: 1px solid var(--zc-ink-rule);
}

/* --- getting it -------------------------------------------------------- */

.zc-getgrid { max-width: 46rem; margin-top: 1.4rem; }
.zc-get {
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--zc-gold);
  border-radius: 14px;
  padding: 1.6rem;
  background: var(--ground);
}
.zc-get h3 { font-size: 1.2rem; letter-spacing: -.01em; margin-bottom: .6rem; }
.zc-get p { font-size: .95rem; line-height: 1.65; color: var(--muted); margin: 0 0 .75rem; }
.zc-get strong { color: var(--text); font-weight: 600; }
.zc-req { color: var(--accent); font-size: .72rem; line-height: 1.8; margin: 0 !important; }

/* --- the journey ------------------------------------------------------- */

.zc-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: 1rem;
  margin-top: 1.4rem;
  padding: 0;
  list-style: none;
}
.zc-step {
  border: 1px solid var(--card-border);
  border-top: 4px solid var(--zc-gold);
  border-radius: 14px;
  padding: 1.1rem 1.2rem 1.2rem;
  background: var(--zc-card);
}
.zc-step-sage { border-top-color: var(--zc-sage); }
.zc-step-mist { border-top-color: var(--zc-mist); }
.zc-step-vermilion { border-top-color: var(--zc-vermilion); }
.zc-step .zc-cap { display: block; margin-bottom: .6rem; }
.zc-step p { margin: 0; font-size: .95rem; line-height: 1.55; color: var(--muted); }
.zc-step strong { display: block; font-size: 1.05rem; color: var(--text); margin-bottom: .3rem; font-weight: 600; }
.zc-cap {
  font-family: "Company31 Mono", "Spline Sans Mono", monospace;
  font-weight: 500;
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
}

.zc-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1.6rem 2.2rem;
  margin-top: 1.6rem;
}
.zc-cols > div { border-top: 1px solid var(--hairline); padding-top: 1rem; }
.zc-cols h3 { font-size: 1.05rem; letter-spacing: -.005em; margin-bottom: .45rem; }
.zc-cols p { font-size: .95rem; line-height: 1.65; color: var(--muted); margin: 0; }

/* --- privacy ----------------------------------------------------------- */

.zc-privacy {
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--zc-sage);
  border-radius: 12px;
  padding: 1.5rem 1.6rem;
  margin-top: 1.4rem;
  background: var(--zc-card);
}
.zc-privacy p { font-size: .96rem; line-height: 1.7; color: var(--muted); margin: 0 0 .8rem; }
.zc-privacy p:last-child { margin-bottom: 0; }
.zc-privacy strong { color: var(--text); font-weight: 600; }
.zc-nots { list-style: none; margin: 0 0 1.2rem; padding: 0; display: flex; flex-wrap: wrap; gap: .45rem; }
.zc-nots li {
  font-family: "Company31 Mono", "Spline Sans Mono", monospace;
  font-weight: 500;
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .35rem .75rem;
}
.zc-nots li.zc-label-dnc { background: var(--zc-ink); color: var(--zc-gold); border-color: var(--zc-ink); }

/* --- honest note, requirements, support -------------------------------- */

.zc-honest { max-width: 46rem; margin-top: 1.2rem; }
.zc-honest p { font-size: .97rem; line-height: 1.7; color: var(--muted); margin: 0 0 .8rem; }
.zc-honest strong { color: var(--text); font-weight: 600; }

.zc-reqs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: 0 2rem;
  margin: 1.2rem 0 0;
}
.zc-reqs > div { border-top: 1px solid var(--hairline); padding: .9rem 0 1rem; }
.zc-reqs dt {
  font-family: "Company31 Mono", "Spline Sans Mono", monospace;
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
}
.zc-reqs dd { margin: .35rem 0 0; font-size: .96rem; line-height: 1.6; color: var(--muted); }
.zc-reqs dd strong {
  display: block;
  font-family: "Company31 Sans", "Bricolage Grotesque", sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: .15rem;
}
.zc-supportlede { max-width: 40rem; font-size: 1.05rem; line-height: 1.65; color: var(--muted); }
.zc-credit { margin-top: .5rem; font-size: .72rem; }

/* --- narrow screens --------------------------------------------------- */

@media (max-width: 860px) {
  .zc-panel { grid-template-columns: 1fr; }
  .zc-mark { display: none; }
}

@media (max-width: 640px) {
  .zc-hero .wrap { padding-inline: 1rem; }
  .zc-panel { border-radius: 14px; padding: 1.6rem 1.25rem 1.5rem; }
  .zc-privacy { padding: 1.25rem 1.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  .zc-soon i { animation: none; }
}
html.a11y-motion .zc-soon i { animation: none; }

@media (max-width: 420px) {
  .hrow { gap: .6rem; }
  .hnav { gap: .6rem; }
}