/* VoxCal user manual + landing — shared screen styles */
:root {
  --accent: #FF9F0A;
  --accent-dark: #E08600;
  --ink: #1c1c1e;
  --muted: #6b6b70;
  --line: #ececef;
  --bg: #ffffff;
  --bg-soft: #faf9f7;
  --radius: 18px;
  --maxw: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* Top nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 16px;
  padding: 14px 24px;
  background: rgba(255,255,255,0.9);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav .brand { font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.nav .brand span { color: var(--accent); }
.nav .spacer { flex: 1; }
.nav a.navlink { color: var(--ink); font-weight: 600; font-size: 15px; }
.nav .lang { border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-size: 14px; }

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

/* Hero */
.hero { text-align: center; padding: 72px 24px 48px; }
.hero h1 { font-size: 46px; line-height: 1.08; letter-spacing: -0.03em; margin: 0 auto 18px; max-width: 14ch; }
.hero p.sub { font-size: 20px; color: var(--muted); max-width: 56ch; margin: 0 auto 32px; }
.btn {
  display: inline-block; background: var(--accent); color: #fff; font-weight: 700;
  padding: 14px 28px; border-radius: 999px; font-size: 17px; border: none;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; }
.btn.secondary { background: transparent; color: var(--ink); border: 1px solid var(--line); margin-left: 10px; }

/* Feature grid */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; padding: 24px 0 56px; }
.feature { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.feature .ico { font-size: 28px; }
.feature h3 { margin: 12px 0 6px; font-size: 18px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

/* Privacy band */
.band { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 56px 24px; text-align: center; }
.band h2 { font-size: 30px; letter-spacing: -0.02em; margin: 0 auto 14px; max-width: 22ch; }
.band p { color: var(--muted); max-width: 60ch; margin: 0 auto; font-size: 17px; }

/* Manual layout */
.manual { display: grid; grid-template-columns: 240px 1fr; gap: 48px; padding: 40px 0 80px; }
.toc { position: sticky; top: 80px; align-self: start; font-size: 15px; }
.toc h4 { text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; color: var(--muted); margin: 0 0 10px; }
.toc ol { list-style: none; margin: 0; padding: 0; }
.toc li { margin: 4px 0; }
.toc a { color: var(--ink); }

.manual-head h1 { font-size: 38px; letter-spacing: -0.02em; margin: 0 0 8px; }
.manual-head p.intro { color: var(--muted); font-size: 18px; margin: 0 0 8px; }

.section { padding: 40px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.section:first-of-type { border-top: none; }
.section .text h2 { font-size: 26px; letter-spacing: -0.02em; margin: 0 0 4px; }
.section .text .sub { color: var(--accent-dark); font-weight: 600; margin: 0 0 14px; }
.section .text ul, .section .text ol { padding-left: 20px; }
.section .text li { margin: 6px 0; }
.section .text blockquote {
  margin: 18px 0 0; padding: 12px 18px; background: var(--bg-soft);
  border-left: 3px solid var(--accent); border-radius: 8px; color: var(--ink);
}
.section .text blockquote p { margin: 0; }

/* Device-framed screenshot */
.shot { justify-self: center; }
.shot img {
  width: 270px; border-radius: 36px;
  border: 9px solid #111; background: #111;
  box-shadow: 0 24px 60px rgba(0,0,0,0.18);
}

footer.site { text-align: center; color: var(--muted); font-size: 14px; padding: 40px 24px 60px; border-top: 1px solid var(--line); }

@media (max-width: 880px) {
  .features { grid-template-columns: 1fr; }
  .manual { grid-template-columns: 1fr; }
  .toc { position: static; }
  .section { grid-template-columns: 1fr; }
  .shot { order: -1; }
  .hero h1 { font-size: 34px; }
}

/* ---------- Print / PDF ---------- */
@media print {
  @page { size: A4; margin: 16mm 14mm; }
  body { font-size: 11pt; }
  .pdf-cover { text-align: center; padding-top: 30vh; page-break-after: always; }
  .pdf-cover .brand { font-size: 40pt; font-weight: 800; }
  .pdf-cover .brand span { color: var(--accent); }
  .pdf-cover .title { font-size: 18pt; margin-top: 8pt; color: #333; }
  .pdf-section { page-break-inside: avoid; page-break-before: always; }
  .pdf-section:first-of-type { page-break-before: avoid; }
  .pdf-section h2 { font-size: 18pt; margin: 0 0 2pt; }
  .pdf-section .sub { color: var(--accent-dark); font-weight: 600; margin: 0 0 8pt; }
  .pdf-shot { float: right; width: 200px; margin: 0 0 12pt 16pt; }
  .pdf-shot img { width: 200px; border-radius: 22px; border: 6px solid #111; }
  blockquote { background: #faf9f7; border-left: 3px solid var(--accent); padding: 8pt 12pt; }
}