/* Public pages: landing, privacy, terms, imprint. */
:root {
  --bg: #fbfaf8;
  --surface: #ffffff;
  --text: #1c1f24;
  --muted: #5f6672;
  --border: #e6e3de;
  --accent: #f26b1d;
  --accent-ink: #b54a0d;
  --accent-soft: #fff1e8;
  --series: #2f6fd6;
  --placeholder: #fff3bf;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121418;
    --surface: #1b1e24;
    --text: #e8eaed;
    --muted: #a3a9b2;
    --border: #2c3038;
    --accent-ink: #ff9a5c;
    --accent-soft: #3a2618;
    --series: #6aa1f5;
    --placeholder: #5c4a00;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent-ink); }
img { display: block; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* header / footer */
.site-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 18px 0; }
.site-head .brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--text); font-weight: 800; font-size: 1.25rem; letter-spacing: -.01em; }
.site-head .brand img { width: 36px; height: 36px; }
.brand .grind { color: var(--accent); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .7rem 1.2rem; border-radius: 10px; font: inherit; font-weight: 600; font-size: .95rem;
  text-decoration: none; border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn:hover { filter: brightness(1.05); }
.site-foot { border-top: 1px solid var(--border); margin-top: 64px; padding: 28px 0 40px; color: var(--muted); font-size: .85rem; }
.site-foot nav { display: flex; flex-wrap: wrap; gap: 1.2rem; margin-bottom: .8rem; }
.site-foot a { color: var(--muted); }
.site-foot p { margin: .3rem 0; }

/* landing */
.hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; padding: 48px 0 32px; }
.badge { display: inline-block; font-size: .8rem; font-weight: 600; color: var(--accent-ink); background: var(--accent-soft); padding: .25rem .7rem; border-radius: 999px; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); line-height: 1.08; letter-spacing: -.02em; margin: .9rem 0 1rem; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { font-size: 1.15rem; color: var(--muted); margin: 0 0 1.6rem; max-width: 34rem; }
.cta { display: flex; flex-wrap: wrap; gap: .7rem; align-items: center; }
.cta small { color: var(--muted); width: 100%; margin-top: .3rem; }

.demo { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 20px; box-shadow: 0 20px 50px -30px rgb(0 0 0 / .35); }
.bubble { max-width: 85%; padding: .6rem .9rem; border-radius: 14px; font-size: .92rem; line-height: 1.45; margin-bottom: .7rem; }
.bubble.me { margin-left: auto; background: var(--accent-soft); }
.bubble.coach { background: var(--bg); border: 1px solid var(--border); }
.demo svg { width: 100%; height: auto; margin-top: .4rem; }
.demo .meta { display: flex; gap: 1.4rem; font-size: .8rem; color: var(--muted); margin-top: .5rem; }
.demo .meta b { color: var(--text); font-size: .95rem; display: block; }

section.block { padding: 40px 0 8px; }
section.block h2 { font-size: 1.7rem; letter-spacing: -.01em; margin: 0 0 1.4rem; }
.steps, .features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.card h3 { margin: .2rem 0 .4rem; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: .95rem; }
.step-n { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; font-size: .85rem; }
.card code { font-size: .85em; background: var(--bg); padding: .05rem .3rem; border-radius: 4px; }
.howto { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.howto h3 { display: flex; align-items: center; gap: .5rem; font-size: 1.15rem; margin-bottom: .6rem; }
.file-tag { font: 600 .75rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--accent-ink); background: var(--accent-soft); padding: .3rem .45rem; border-radius: 6px; }
.howto ol { margin: 0; padding-left: 1.25rem; color: var(--text); font-size: .95rem; }
.howto ol > li { margin-bottom: .55rem; padding-left: .2rem; }
.howto ul { margin: .35rem 0 .35rem; padding-left: 1.1rem; }
.howto .tip { margin-top: .9rem; padding: .7rem .85rem; background: var(--bg); border-radius: 10px; font-size: .88rem; color: var(--muted); }
.howto .tip strong { color: var(--text); }
.howto .tip.shortcut { margin: 0 0 .9rem; background: var(--accent-soft); color: var(--text); }

/* legal pages */
.legal { max-width: 760px; padding: 24px 0 0; }
.legal h1 { font-size: 2rem; margin: .5rem 0 .3rem; letter-spacing: -.01em; }
.legal h2 { font-size: 1.2rem; margin: 2rem 0 .5rem; }
.legal h3 { font-size: 1rem; margin: 1.3rem 0 .3rem; }
.legal p, .legal li { color: var(--text); }
.legal .updated { color: var(--muted); font-size: .9rem; }
.legal table { border-collapse: collapse; width: 100%; font-size: .92rem; margin: .5rem 0 1rem; }
.legal th, .legal td { text-align: left; vertical-align: top; border-top: 1px solid var(--border); padding: .5rem .6rem .5rem 0; }
.legal th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); border-top: none; }
.draft-note { background: var(--placeholder); border-radius: 10px; padding: .7rem 1rem; font-size: .92rem; }
mark.ph { background: var(--placeholder); color: inherit; padding: 0 .2rem; border-radius: 3px; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding-top: 24px; }
  .steps, .features, .howto { grid-template-columns: 1fr; }
}