/* Grovvi site. Colours match the app (src/lib/theme.js). */
:root {
  --bg: #0e0f12;
  --bg-card: #16181d;
  --bg-elev: #1c1f25;
  --text: #f2f3f5;
  --text-dim: #a3a9b3;
  --text-faint: #6b717c;
  --border: #23262d;
  --accent: #34d399;
  --accent-soft: rgba(52, 211, 153, 0.12);
  --coral: #fb7185;
  --radius: 20px;
  --max: 1040px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
p { margin: 0; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* nav */
.nav { border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav-links { display: flex; gap: 22px; font-size: 15px; color: var(--text-dim); }
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--text); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 22px; border-radius: 14px;
  background: var(--bg-elev); color: var(--text);
  font-weight: 600; font-size: 15px; text-decoration: none;
  border: 1px solid var(--border);
}
.btn:hover { border-color: var(--text-faint); }
.btn-primary { background: var(--accent); color: #062b1f; border-color: var(--accent); }
.btn-primary:hover { filter: brightness(1.08); border-color: var(--accent); }

/* hero */
.hero { padding: 96px 0 72px; }
.hero h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); max-width: 16ch; }
.hero h1 span { color: var(--accent); }
.hero-sub { margin-top: 22px; max-width: 58ch; font-size: clamp(1.02rem, 2vw, 1.18rem); color: var(--text-dim); }
.actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }
.note { margin-top: 18px; font-size: 14px; color: var(--text-faint); }

/* balance mock */
.mock { margin-top: 56px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; max-width: 620px; }
.mock-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.mock-label { font-size: 13px; color: var(--text-dim); }
.mock-num { margin-top: 6px; font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; }
.mock-num.owe { color: var(--coral); }
.mock-num.owed { color: var(--accent); }
.mock-sub { margin-top: 6px; font-size: 13px; color: var(--text-faint); }

/* sections */
.section { padding: 80px 0; border-top: 1px solid var(--border); }
.eyebrow { display: block; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.section h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); max-width: 22ch; }
.section-sub { margin-top: 14px; max-width: 56ch; color: var(--text-dim); }

.grid { margin-top: 40px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.card p { color: var(--text-dim); font-size: 15px; }

.steps { margin-top: 40px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: step; }
.step { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.step-n { display: inline-flex; width: 32px; height: 32px; align-items: center; justify-content: center; border-radius: 10px; background: var(--accent-soft); color: var(--accent); font-weight: 700; margin-bottom: 14px; }
.step h3 { font-size: 1.05rem; margin-bottom: 6px; }
.step p { color: var(--text-dim); font-size: 15px; }

.cta { text-align: left; }

/* prose pages */
.page { padding: 64px 0 80px; }
.prose { max-width: 720px; }
.prose h1 { font-size: clamp(1.9rem, 4.5vw, 2.5rem); }
.prose .updated { margin-top: 10px; font-size: 14px; color: var(--text-faint); }
.prose h2 { font-size: 1.2rem; margin: 40px 0 12px; }
.prose p { margin: 0 0 14px; color: var(--text-dim); }
.prose ul { margin: 0 0 16px; display: flex; flex-direction: column; gap: 9px; }
.prose li { position: relative; padding-left: 18px; color: var(--text-dim); }
.prose li::before { content: ''; position: absolute; left: 2px; top: 11px; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.prose strong { color: var(--text); }
.prose a { color: var(--accent); }

/* invite */
.invite { padding: 80px 0; }
.invite-card { max-width: 520px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.invite-card h1 { font-size: 1.7rem; }
.invite-card p { margin-top: 12px; color: var(--text-dim); }
.code { margin-top: 18px; display: inline-block; padding: 8px 14px; border-radius: 10px; background: var(--bg-elev); font-family: ui-monospace, Consolas, monospace; letter-spacing: 0.08em; }
.invite-card .actions { margin-top: 24px; }

/* footer */
.footer { border-top: 1px solid var(--border); padding: 36px 0 48px; color: var(--text-faint); font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--text-dim); }
.footer-links { display: flex; gap: 18px; }

@media (max-width: 760px) {
  .grid, .steps { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 56px; }
  .section { padding: 60px 0; }
  .nav-links { gap: 16px; font-size: 14px; }
}

@media (max-width: 420px) {
  .wrap { padding: 0 16px; }
  .mock { grid-template-columns: 1fr; }
}