/* Bookmomentum — design system (see brand spec) */
:root {
  /* brand tokens */
  --ink: #14213D;
  --ink-soft: #4B5573;
  --paper: #F7F6F2;
  --paper-raised: #FFFFFF;
  --line: #E4E1D9;
  --cold: #3E6AE1;
  --hot: #FF5A36;
  --confirm: #1F8A70;
  --cold-soft: #EAF0FE;
  --hot-soft: #FFEDE7;
  --confirm-soft: #E4F5F0;

  /* aliases kept for existing page styles */
  --bg: var(--paper-raised);
  --bg-soft: #EFEDE6;
  --muted: var(--ink-soft);
  --faint: #8B92A9;            /* lightened --ink-soft */
  --border: var(--line);
  --accent: var(--cold);
  --accent-soft: var(--cold-soft);
  --hot-ink: var(--hot); --hot-bg: var(--hot-soft);
  --warm-ink: var(--ink-soft); --warm-bg: #ECEDF1;   /* desaturated --ink-soft */
  --cold-ink: var(--cold); --cold-bg: var(--cold-soft);
  --confirm-ink: var(--confirm); --confirm-bg: var(--confirm-soft);
  --lost-ink: #787E92; --lost-bg: #ECECEE;           /* desaturated --ink-soft */
  --radius: 12px;
  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; text-wrap: balance; font-family: var(--font-display); }
h1 { font-weight: 800; letter-spacing: -0.02em; line-height: 1.05; }
h2 { font-weight: 700; line-height: 1.2; }
h3 { font-weight: 600; line-height: 1.3; }
p { margin: 0; }
a { color: var(--cold); }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--hot); outline-offset: 2px; }

.mono { font-family: var(--font-mono); }
.eyebrow {
  font-family: var(--font-mono); font-size: 11.5px; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase; line-height: 1;
}

/* signature element: only for progression (lead journey, quiz progress) — never ornament */
.momentum-bar {
  height: 10px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--cold) 0%, var(--hot) 100%);
}

.wrap { max-width: 480px; margin: 0 auto; padding: 20px 20px 56px; }
.wrap.wide { max-width: 1080px; }

.top { display: flex; align-items: center; justify-content: space-between; padding: 6px 0 22px; }

/* logo lockup */
.wordmark {
  font-family: var(--font-display); font-weight: 800; font-size: 28px; letter-spacing: -0.02em;
  display: inline-flex; align-items: center; gap: 2px; text-decoration: none; line-height: 1;
}
.wordmark .book { color: var(--ink); }
.wordmark .momentum {
  background: linear-gradient(90deg, var(--cold), var(--hot));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.wordmark .chevron { color: var(--hot); }

.top a.plain { font-size: 14px; color: var(--muted); text-decoration: none; position: relative; }
.top a.plain:hover { color: var(--ink); }
.top a.plain::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 2px; width: 0;
  border-radius: 1px; background: linear-gradient(90deg, var(--cold), var(--hot));
}
.top a.plain:hover::after, .top a.plain:focus-visible::after { width: 100%; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: 14px;
  padding: 12px 20px; border-radius: 10px; border: none;
  background: var(--hot); color: #fff; text-decoration: none;
}
.btn:hover { filter: brightness(1.06); box-shadow: 0 6px 18px rgba(20,33,61,0.08); }
.btn.secondary { background: var(--ink); color: var(--paper); }
.btn.outline { background: transparent; color: var(--ink); border: 1.5px solid var(--line); box-shadow: none; }
.btn.ghost { background: none; color: var(--muted); font-weight: 500; padding: 8px 10px; box-shadow: none; }
.btn.ghost:hover { color: var(--ink); filter: none; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: default; filter: none; box-shadow: none; }

.card { background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.hint { color: var(--muted); font-size: 14px; }
.small { font-size: 13px; color: var(--faint); }

.field { margin-top: 16px; }
.field label { display: block; font-size: 13px; font-weight: 500; color: var(--muted); margin-bottom: 6px; }
.field input, .field select {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1.5px solid var(--line);
  background: var(--paper-raised); font-size: 16px;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--cold); }
.field .err { border-color: var(--hot); }

.opts { display: flex; flex-direction: column; gap: 10px; margin-top: 22px; }
.opt {
  text-align: left; background: var(--paper-raised); border: 1.5px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; font-size: 16px; font-weight: 500;
}
.opt:hover { border-color: var(--cold); }
.opt.selected { border-color: var(--cold); background: var(--cold-soft); }
.opt .sub { display: block; font-size: 13px; font-weight: 400; color: var(--muted); margin-top: 2px; }

.progress { height: 6px; background: var(--bg-soft); border-radius: 4px; overflow: hidden; margin-bottom: 26px; }
.progress i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--cold) 0%, var(--hot) 100%); }

@media (prefers-reduced-motion: no-preference) {
  .progress i { transition: width .3s ease; }
  .top a.plain::after { transition: width .18s ease; }
  .step { animation: rise .22s ease; }
  @keyframes rise { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
}
@media (prefers-reduced-motion: reduce) {
  .btn:hover { box-shadow: none; }
}

.pill {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono); font-size: 11.5px; font-weight: 500;
  padding: 5px 12px; border-radius: 20px; line-height: 1.2;
}
.pill i { display: none; }
.pill.hot { background: var(--hot-soft); color: var(--hot); }
.pill.warm { background: var(--warm-bg); color: var(--warm-ink); }
.pill.cold { background: var(--cold-soft); color: var(--cold); }
.pill.confirm { background: var(--confirm-soft); color: var(--confirm); }
.pill.lost { background: var(--lost-bg); color: var(--lost-ink); }

.notice { padding: 12px 14px; border-radius: 10px; background: var(--bg-soft); color: var(--muted); font-size: 14px; }
.notice.error { background: var(--hot-soft); color: var(--ink); }