/* Muse House — Meta Muse-esque UI: light, airy, rounded, blue accent */

:root {
  --bg: #f7f7f4;
  --surface: #ffffff;
  --tint: #efefea;
  --ink: #1c1e21;
  --ink-soft: #4b4f56;
  --ink-faint: #8a8f98;
  --line: #e4e4dc;
  --blue: #0064e0;
  --blue-dark: #0050b3;
  --green: #1f9d55;
  --amber: #b7791f;
  --radius: 20px;
  --shadow: 0 1px 2px rgba(28,30,33,.05), 0 8px 28px rgba(28,30,33,.07);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 28px;
  padding: 14px 32px;
  background: rgba(247,247,244,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 18px; color: var(--ink);
  text-decoration: none; letter-spacing: -0.01em;
}
img.brand-mark {
  display: inline-block; vertical-align: -7px;
  width: 30px; height: 30px; border-radius: 9px;
}
.nav-links { display: flex; gap: 22px; margin-left: 8px; }
.nav-links a {
  color: var(--ink-soft); text-decoration: none; font-size: 15px; font-weight: 500;
}
.nav-links a:hover { color: var(--ink); }
.nav .btn { margin-left: auto; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block; padding: 13px 26px; border-radius: 999px;
  font-weight: 600; font-size: 15px; text-decoration: none;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
  border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 4px 14px rgba(0,100,224,.28); }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-1px); }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink-faint); transform: translateY(-1px); }
.btn-sm { padding: 9px 18px; font-size: 14px; }

/* ---------- hero ---------- */
.hero {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px;
  max-width: 1160px; margin: 0 auto; padding: 96px 32px 80px;
  align-items: center;
}
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em;
  font-size: 12.5px; font-weight: 700; color: var(--blue);
  margin-bottom: 16px;
}
.hero h1, .section h2, .cta h2 {
  font-size: clamp(40px, 5.2vw, 64px);
  line-height: 1.05; letter-spacing: -0.03em; font-weight: 750;
}
.lede { font-size: 18px; color: var(--ink-soft); margin: 20px 0 22px; max-width: 34em; }
.answers { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.answer {
  background: var(--surface); border: 1px solid var(--line);
  padding: 9px 16px; border-radius: 999px; font-size: 14.5px; font-weight: 600;
  box-shadow: var(--shadow);
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* mock briefing card */
.hero-card { display: flex; justify-content: center; }
.mock {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 24px; box-shadow: var(--shadow);
  padding: 22px; width: 340px;
  transform: rotate(2deg);
}
.mock-head { display: flex; gap: 7px; margin-bottom: 14px; }
.mock-dot { width: 11px; height: 11px; border-radius: 50%; background: var(--line); }
.mock-title { font-weight: 700; font-size: 16px; margin-bottom: 12px; letter-spacing: -0.01em; }
.mock-list { list-style: none; display: grid; gap: 10px; font-size: 14px; color: var(--ink-soft); }
.mock-list li { display: flex; align-items: center; gap: 10px; }
.pill {
  font-size: 11.5px; font-weight: 700; padding: 3px 10px; border-radius: 999px;
  text-transform: uppercase; letter-spacing: .04em; white-space: nowrap;
}
.pill-due { background: #fde8e8; color: #c92a2a; }
.pill-open { background: #e7f0fe; color: var(--blue-dark); }
.pill-you { background: #fff3d6; color: var(--amber); }
.pill-done { background: #e6f6ec; color: var(--green); }

/* ---------- sections ---------- */
.section { max-width: 1160px; margin: 0 auto; padding: 72px 32px; }
.section h2 { font-size: clamp(30px, 3.6vw, 44px); margin-bottom: 12px; }
.section-sub { color: var(--ink-soft); font-size: 17px; max-width: 44em; margin-bottom: 36px; }
.section-tint {
  max-width: none; background: var(--tint);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.section-tint > * { max-width: 1160px; margin-left: auto; margin-right: auto; }
.section-tint .section-sub, .section-tint h2, .section-tint .eyebrow { padding-left: 32px; padding-right: 32px; }

.cards-3, .cards-4 { display: grid; gap: 18px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow);
}
.card h3 { font-size: 19px; letter-spacing: -0.015em; margin-bottom: 10px; }
.card p { color: var(--ink-soft); font-size: 15.5px; }
.card-num {
  font-size: 13px; font-weight: 800; color: var(--blue);
  width: 30px; height: 30px; border-radius: 50%;
  background: #e7f0fe; display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.room-icon { font-size: 26px; margin-bottom: 14px; }

/* rules */
.rules { display: grid; gap: 14px; max-width: 760px; }
.rule {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 16px; padding: 20px 24px; box-shadow: var(--shadow);
}
.rule-check {
  flex: none; width: 28px; height: 28px; border-radius: 50%;
  background: #e6f6ec; color: var(--green);
  display: flex; align-items: center; justify-content: center; font-weight: 800;
}
.rule p { color: var(--ink-soft); font-size: 16px; }
.rule strong { color: var(--ink); }

/* code block */
.codeblock {
  background: var(--ink); color: #e8eaed; border-radius: 14px;
  padding: 20px 24px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 15px; margin-bottom: 28px; overflow-x: auto;
}
.code-method {
  background: var(--green); color: #fff; font-weight: 700;
  padding: 3px 10px; border-radius: 6px; font-size: 13px; margin-right: 10px;
}
.code-note { color: #9aa0a6; font-size: 13.5px; }

/* cta */
.cta { text-align: center; padding: 96px 32px; }
.cta .section-sub { margin-left: auto; margin-right: auto; }
.cta .hero-ctas { justify-content: center; }

/* footer */
footer {
  border-top: 1px solid var(--line); padding: 28px 32px;
  display: flex; justify-content: center;
  color: var(--ink-faint); font-size: 14px;
}
footer a { color: var(--ink-soft); }
footer img.brand-mark { width: 24px; height: 24px; border-radius: 7px; vertical-align: -6px; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 64px 24px; }
  .nav-links { display: none; }
  .cards-3, .cards-4 { grid-template-columns: 1fr; }
  .section { padding: 56px 24px; }
  .mock { transform: none; }
}

/* Document pages (privacy, terms) */
.doc { max-width: 760px; margin: 0 auto; padding: 64px 24px 96px; }
.doc h1 { font-size: clamp(32px, 4.5vw, 48px); letter-spacing: -0.03em; margin: 12px 0 8px; }
.doc h2 { font-size: 22px; letter-spacing: -0.02em; margin: 34px 0 10px; }
.doc p { font-size: 16.5px; line-height: 1.65; color: var(--ink-soft); margin-bottom: 12px; }
.doc p strong, .doc h1, .doc h2 { color: var(--ink); }
.doc .updated { font-size: 14px; color: var(--ink-faint); }
.doc a { color: var(--blue); }
.doc code { background: var(--tint); padding: 2px 7px; border-radius: 6px; font-size: 14.5px; }

/* ---------- help form ---------- */
.help-form { margin-top: 24px; }
.help-form .field { display: block; margin-bottom: 20px; }
.help-form .field > span {
  display: block; font-weight: 600; font-size: 14px;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-soft); margin-bottom: 10px;
}
.help-form input[type="text"], .help-form textarea {
  width: 100%; padding: 13px 16px; font: inherit; font-size: 16px;
  color: var(--ink); background: var(--surface);
  border: 1px solid var(--line); border-radius: 14px; outline: none;
}
.help-form input[type="text"]:focus, .help-form textarea:focus {
  border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,100,224,.12);
}
.help-form textarea { resize: vertical; min-height: 140px; }
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill { cursor: pointer; }
.pill input { position: absolute; opacity: 0; pointer-events: none; }
.pill span {
  display: inline-block; padding: 9px 18px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: 15px; font-weight: 500; color: var(--ink-soft);
  transition: all .12s ease;
}
.pill input:checked + span {
  background: var(--ink); border-color: var(--ink); color: #fff;
}
.pill input:focus-visible + span { box-shadow: 0 0 0 3px rgba(0,100,224,.25); }
.help-form .fine { margin-top: 14px; font-size: 14px; color: var(--ink-faint); }