/* ReadyUpnRoll hub site — one shared stylesheet */
:root {
  --bg: #fafaf8;
  --surface: #ffffff;
  --text: #1c1c1e;
  --muted: #6b6b70;
  --line: #e6e5e1;
  --accent: #3b5bdb;
  --accent-text: #ffffff;
  --accent-soft: #edf1ff;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.05);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141416;
    --surface: #1d1d20;
    --text: #f2f2f0;
    --muted: #a0a0a6;
    --line: #2e2e33;
    --accent: #7c95ff;
    --accent-text: #0f1220;
    --accent-soft: #1f2440;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }

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

/* header */
.top { padding: 28px 0; }
.brand { font-weight: 700; letter-spacing: -.01em; text-decoration: none; color: var(--text); font-size: 1.05rem; }
.brand span { color: var(--accent); }

/* home page welcome line (in place of the brand) */
.welcome { text-align: center; }
.welcome p { margin: 0 auto; max-width: 34em; color: var(--muted); font-size: .98rem; font-style: italic; }

/* hero */
.hero { padding: 72px 0 40px; text-align: center; }
.hero h1 { font-size: clamp(2.2rem, 7vw, 3.4rem); line-height: 1.05; letter-spacing: -.03em; margin: 0 0 14px; }
.hero p { color: var(--muted); font-size: 1.1rem; margin: 0; }

/* cards */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
}
.join {
  text-align: center;
  background: var(--accent-soft);
  border-color: transparent;
  padding: 36px 28px;
}
.join .emoji { font-size: 2.4rem; line-height: 1; }
.join h2 { font-size: clamp(1.35rem, 4.5vw, 1.8rem); letter-spacing: -.02em; margin: 12px 0 6px; }
.join p { color: var(--muted); margin: 0; }

.choices { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
@media (max-width: 560px) { .choices { grid-template-columns: 1fr; } }
.choice {
  display: block; text-decoration: none; color: var(--text);
  transition: transform .15s ease, border-color .15s ease;
}
.choice:hover { transform: translateY(-2px); border-color: var(--accent); }
.choice .emoji { font-size: 1.8rem; }
.choice h3 { margin: 10px 0 4px; font-size: 1.2rem; }
.choice p { margin: 0; color: var(--muted); font-size: .95rem; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--accent); color: var(--accent-text);
  font-weight: 700; font-size: 1.15rem; text-decoration: none;
  padding: 18px 32px; border-radius: 999px;
  transition: transform .15s ease, filter .15s ease;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.08); }
.btn-note { color: var(--muted); font-size: .9rem; margin-top: 10px; }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: step; display: grid; gap: 14px; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 44px 1fr; gap: 16px; align-items: start; }
.steps li::before {
  content: counter(step);
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; font-weight: 800; font-size: 1.15rem;
}
.steps h3 { margin: 8px 0 2px; font-size: 1.08rem; }
.steps p { margin: 0; color: var(--muted); }
.tip {
  margin-top: 8px; padding: 10px 14px; border-radius: 10px;
  background: var(--bg); border: 1px dashed var(--line); color: var(--text); font-size: .93rem;
}
kbd {
  font-family: inherit; font-size: .88em; font-weight: 600;
  background: var(--bg); border: 1px solid var(--line); border-bottom-width: 2px;
  border-radius: 6px; padding: 1px 7px;
}

/* sections */
section { margin: 40px 0; }
section > h2 { font-size: 1.4rem; letter-spacing: -.02em; margin: 0 0 16px; }
.center { text-align: center; }
.faq dt { font-weight: 700; margin-top: 16px; }
.faq dd { margin: 4px 0 0; color: var(--muted); }

/* under construction */
.construction { text-align: center; padding: 96px 0 40px; }
.construction .emoji { font-size: 4rem; }
.construction h1 { font-size: clamp(2rem, 6vw, 2.8rem); letter-spacing: -.03em; margin: 16px 0 8px; }
.construction p { color: var(--muted); font-size: 1.1rem; margin: 0 0 32px; }
.construction .maybe { font-style: italic; }

.back { display: inline-block; margin-top: 8px; text-decoration: none; font-weight: 600; }

/* footer */
footer { padding: 48px 0 40px; color: var(--muted); font-size: .85rem; text-align: center; }
.credits-line { padding-top: 80px; max-width: 600px; }

/* "What's a WhiteSpace?" — beside the page when there's room, a corner card when there isn't */
.whatis {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(0,0,0,.06), 0 12px 32px rgba(0,0,0,.12);
  padding: 16px 18px;
  position: fixed; right: 16px; bottom: 16px; z-index: 10;
  width: 300px; max-width: calc(100vw - 32px);
}
.whatis h2 { font-size: 1.05rem; letter-spacing: -.01em; margin: 0; }
.whatis p { margin: 10px 0 0; color: var(--muted); font-size: .95rem; }
.whatis button {
  font: inherit; font-weight: 600; cursor: pointer;
  border: 0; border-radius: 999px; padding: 8px 16px; margin-top: 10px;
}
.whatis-toggle { background: var(--accent); color: var(--accent-text); }
.whatis-close { background: var(--accent-soft); color: var(--accent); }
.whatis-body { display: none; }
.whatis.open .whatis-body { display: block; }
.whatis.open .whatis-toggle { display: none; }
.whatis .say-tap { display: none; }
@media (hover: none) and (pointer: coarse) {
  .whatis .say-click { display: none; }
  .whatis .say-tap { display: inline; }
}
/* keep the corner card from hiding the end of the page */
body.has-whatis { padding-bottom: 120px; }

@media (min-width: 1360px) {
  body.has-whatis { position: relative; padding-bottom: 0; }
  .whatis {
    position: absolute; right: auto; bottom: auto;
    top: 140px; left: calc(50% + 360px + 32px);
    width: 280px; box-shadow: var(--shadow);
  }
  .whatis-toggle, .whatis-close { display: none; }
  .whatis .whatis-body { display: block; }
}

/* credits */
.credits { margin: 0; padding-left: 1.2em; display: grid; gap: 8px; }
.credits-h { font-size: 1.05rem; margin: 22px 0 8px; }
.credits-h:first-child { margin-top: 0; }
.credits-note { color: var(--muted); margin: -6px 0 16px; }
.packages { columns: 2 220px; column-gap: 24px; display: block; font-size: .9rem; }
.packages li { break-inside: avoid; margin-bottom: 4px; }
.lic { color: var(--muted); font-size: .85em; }