/* GameVerse website — self-contained styles.
   No web fonts, no CDNs, no third-party requests of any kind. That is a
   deliberate choice: a site that promises "we collect nothing" should not be
   quietly handing visitor IPs to a font host. */

:root {
  --violet: #7b2ff7;
  --blue: #3a86ff;
  --pink: #f72585;
  --mint: #22c55e;

  --bg: #fbf8ff;
  --bg-tint-a: #f3ecff;
  --bg-tint-b: #e8f4ff;
  --surface: #ffffff;
  --border: rgba(123, 47, 247, 0.14);
  --text: #1b1430;
  --text-soft: #5b5470;
  --shadow: 0 14px 40px rgba(84, 40, 160, 0.1);
  --radius: 22px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #120c1f;
    --bg-tint-a: #1a1033;
    --bg-tint-b: #10192b;
    --surface: #1c1531;
    --border: rgba(180, 150, 255, 0.18);
    --text: #f2eeff;
    --text-soft: #b3aacb;
    --shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(50rem 30rem at 12% -8%, var(--bg-tint-a), transparent 60%),
    radial-gradient(45rem 28rem at 92% 4%, var(--bg-tint-b), transparent 62%);
  background-attachment: fixed;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 860px; margin: 0 auto; padding: 0 22px; }

/* ---- Header ---- */
header.site {
  padding: 26px 0 8px;
}
.bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-weight: 800; font-size: 1.22rem; letter-spacing: -0.01em;
  color: var(--text); text-decoration: none;
}
.brand svg { display: block; }
nav.site a {
  color: var(--text-soft); text-decoration: none; font-weight: 600;
  font-size: 0.95rem; margin-left: 18px; white-space: nowrap;
}
nav.site a:hover, nav.site a:focus-visible { color: var(--violet); }

/* ---- Hero ---- */
.hero { padding: 48px 0 28px; text-align: center; }
.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.3rem);
  line-height: 1.1; margin: 0 0 14px; letter-spacing: -0.02em;
  background: linear-gradient(115deg, var(--violet), var(--blue) 55%, var(--pink));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--violet);
}
.hero p.lead {
  font-size: 1.14rem; color: var(--text-soft);
  max-width: 34rem; margin: 0 auto 26px;
}
.tagline {
  display: inline-block; margin-bottom: 18px; padding: 6px 16px;
  border-radius: 999px; background: var(--surface); border: 1px solid var(--border);
  font-size: 0.84rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-soft);
}

/* ---- Buttons ---- */
.btn {
  display: inline-block; padding: 14px 30px; border-radius: 16px;
  font-weight: 700; text-decoration: none; border: 1px solid transparent;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(115deg, var(--violet), var(--blue));
  box-shadow: var(--shadow);
}
.btn-primary:hover { filter: brightness(1.07); }
.btn-ghost {
  color: var(--text); background: var(--surface); border-color: var(--border);
  margin-left: 10px;
}

/* ---- Cards ---- */
.grid {
  display: grid; gap: 16px; margin: 34px 0;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--text-soft); font-size: 0.95rem; }
.card .emoji { font-size: 1.6rem; display: block; margin-bottom: 10px; }

/* ---- Content pages ---- */
main.doc { padding: 20px 0 60px; }
main.doc h1 { font-size: clamp(1.8rem, 4.5vw, 2.5rem); margin: 12px 0 6px; }
main.doc h2 {
  margin: 38px 0 10px; font-size: 1.28rem; letter-spacing: -0.01em;
  padding-top: 14px; border-top: 1px solid var(--border);
}
main.doc h3 { margin: 24px 0 6px; font-size: 1.05rem; }
main.doc ul { padding-left: 22px; }
main.doc li { margin: 7px 0; }
.updated { color: var(--text-soft); font-size: 0.92rem; margin: 0 0 26px; }

.callout {
  background: var(--surface); border: 1px solid var(--border);
  border-left: 4px solid var(--mint);
  border-radius: 16px; padding: 18px 20px; margin: 24px 0;
}
.callout.strong { border-left-color: var(--violet); }
.callout p:first-child { margin-top: 0; }
.callout p:last-child { margin-bottom: 0; }

table {
  width: 100%; border-collapse: collapse; margin: 18px 0;
  font-size: 0.95rem; display: block; overflow-x: auto;
}
th, td {
  text-align: left; padding: 11px 14px;
  border-bottom: 1px solid var(--border); vertical-align: top;
}
th { font-weight: 700; white-space: nowrap; }

a { color: var(--violet); }
@media (prefers-color-scheme: dark) { a { color: #b79bff; } }

code {
  background: var(--bg-tint-a); padding: 2px 7px; border-radius: 7px;
  font-size: 0.9em; font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}

/* Unfilled placeholders — impossible to miss before publishing. */
.placeholder {
  background: #ffe08a; color: #4a3200; padding: 1px 7px;
  border-radius: 6px; font-weight: 700; border: 1px dashed #c99700;
}

/* ---- Footer ---- */
footer.site {
  border-top: 1px solid var(--border); margin-top: 40px;
  padding: 26px 0 40px; color: var(--text-soft); font-size: 0.92rem;
}
footer.site .bar { align-items: flex-start; }
footer.site a { color: var(--text-soft); text-decoration: none; margin-right: 16px; }
footer.site a:hover { color: var(--violet); }

@media (max-width: 560px) {
  nav.site a { margin: 0 14px 0 0; }
  .btn-ghost { margin: 10px 0 0; }
  .btn { display: block; text-align: center; }
}