/* Shared look for the SplitNice pages: same calm palette and font as the app. */
:root {
  --bg: #F4F6FA; --surface: #FFFFFF; --border: #E3E8EF; --text: #0F172A; --muted: #334155; --soft: #64748B;
  --primary: #0F172A; --success: #047857; --danger: #B91C1C;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; color: var(--text); font: 400 17px/1.6 'Space Grotesk', system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(60vw 40vh at 15% 0%, #DBEAFE 0%, rgba(219,234,254,0) 70%),
    radial-gradient(60vw 45vh at 90% 100%, #FCE7F3 0%, rgba(252,231,243,0) 70%),
    linear-gradient(180deg, #F7F9FC, #F1F4FA 60%, #F5F2F9);
  background-attachment: fixed;
}
a { color: inherit; }
.wrap { width: 100%; max-width: 640px; margin: 0 auto; padding: 24px 16px 48px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-bottom: 20px; }
.brand img { width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--border); background: #fff; }
.brand span { font-weight: 700; font-size: 20px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 20px; padding: 24px 20px; margin-bottom: 16px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}
@media (min-width: 600px) { .card { padding: 32px 32px; } }
h1 { font-size: clamp(28px, 7vw, 40px); line-height: 1.1; margin: 0 0 12px; letter-spacing: -0.02em; }
h2 { font-size: 21px; line-height: 1.25; margin: 28px 0 8px; }
h2:first-child { margin-top: 0; }
p, ul, ol { margin: 0 0 14px; color: var(--muted); }
li { margin-bottom: 6px; }
strong { color: var(--text); }
.lead { font-size: 19px; color: var(--muted); }
.btn {
  display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; min-height: 54px; padding: 12px 20px;
  border-radius: 999px; border: 1px solid var(--primary); background: var(--primary); color: #fff; font: 700 17px 'Space Grotesk', sans-serif;
  text-decoration: none; cursor: pointer; margin-top: 12px; transition: opacity .15s;
}
.btn:hover { opacity: .88; }
.btn.secondary { background: #fff; color: var(--text); border-color: var(--border); }
.btn[hidden] { display: none; }
.note { font-size: 14px; color: var(--soft); margin-top: 14px; }
.features { display: grid; gap: 12px; grid-template-columns: 1fr; margin: 0; padding: 0; list-style: none; }
@media (min-width: 560px) { .features { grid-template-columns: 1fr 1fr; } }
.features li { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 16px; margin: 0; color: var(--muted); }
.features b { display: block; color: var(--text); margin-bottom: 4px; }
.status { padding: 12px 14px; border-radius: 14px; background: #ECFDF5; color: var(--success); font-weight: 700; margin-bottom: 14px; }
.status.error { background: #FEF2F2; color: var(--danger); }
footer { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: center; font-size: 14px; color: var(--soft); margin-top: 8px; }
footer a { color: var(--soft); }