/* PDFRonin site pages (landing, guides, legal) — tokens from PDFRonin-brand-guide.md. */
:root {
  --ronin-ink: #111111;
  --ronin-red: #E0263F;
  --ronin-red-deep: #B0102A;
  --ronin-stone: #C9C2B4;
  --ronin-washi: #F2EDE4;
  --ronin-sand: #E6E0D5;
  --ronin-border: #CFC7B6;
  --ronin-muted: #4D4A44;
  --ronin-muted-on-ink: #BDB6A8;
  --ronin-divider-on-ink: #3A3833;
  --ronin-paper: #FFFFFF;
  --ronin-shadow-page: 0 2px 12px rgba(17, 17, 17, 0.12);
  --ronin-font-display: "Shippori Mincho B1", Georgia, serif;
  --ronin-font-ui: "IBM Plex Sans", system-ui, sans-serif;
  --page-w: 1080px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body.site {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  font: 17px/1.65 var(--ronin-font-ui); color: var(--ronin-ink); background: var(--ronin-washi);
}
main { flex: 1; width: 100%; max-width: var(--page-w); margin: 0 auto; padding: 0 24px 64px; }
a { color: var(--ronin-red-deep); text-underline-offset: 2px; }
a:hover { color: var(--ronin-ink); }
h1, h2 { font-family: var(--ronin-font-display); font-weight: 800; line-height: 1.2; letter-spacing: -0.01em; }

/* ---- top bar */
.site-top {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 24px; background: var(--ronin-ink); color: var(--ronin-washi);
}
.lockup { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
.wordmark { font-family: var(--ronin-font-display); font-weight: 800; font-size: 22px; letter-spacing: -0.01em; }
.wordmark .pdf { color: var(--ronin-washi); }
.wordmark .ronin { color: var(--ronin-red); }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 20px; }
.site-nav a { color: var(--ronin-washi); text-decoration: none; font-size: 15px; }
.site-nav a:hover { color: #fff; text-decoration: underline; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 16px; border-radius: 8px; border: 1px solid var(--ronin-border);
  background: var(--ronin-paper); color: var(--ronin-ink); font: 600 15px/1.2 var(--ronin-font-ui);
  text-decoration: none; cursor: pointer;
}
.btn.primary, .site-nav a.btn.primary { background: var(--ronin-red); border-color: var(--ronin-red); color: #fff; }
.btn.primary:hover { background: var(--ronin-red-deep); border-color: var(--ronin-red-deep); color: #fff; text-decoration: none; }
.btn.big { padding: 12px 26px; font-size: 17px; }
.btn:focus-visible, .dropzone:focus-visible { outline: 3px solid var(--ronin-ink); outline-offset: 2px; }

/* ---- landing */
.hero {
  display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; align-items: center;
  padding: 56px 0 40px;
}
.kicker { margin: 0 0 8px; font: 600 14px var(--ronin-font-ui); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ronin-red-deep); }
.hero h1 { font-size: clamp(36px, 5vw, 56px); margin: 0 0 16px; }
.lead { font-size: 19px; color: var(--ronin-muted); margin: 0 0 16px; }
.dropzone {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 36px 24px; border: 2px dashed var(--ronin-stone); border-radius: 10px;
  background: var(--ronin-paper); box-shadow: var(--ronin-shadow-page); cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.dropzone.over { border-color: var(--ronin-red); background: #fff8f8; }
.dropzone.busy { cursor: progress; opacity: 0.8; }
.dropzone img { margin-bottom: 8px; }
.drop-title { font: 800 24px var(--ronin-font-display); margin: 0; }
.drop-sub { margin: 4px 0 12px; color: var(--ronin-muted); }
.drop-note { margin: 14px 0 0; font-size: 14px; color: var(--ronin-muted); }
.drop-status { margin: 8px 0 0; min-height: 1.4em; font-size: 15px; font-weight: 600; }
.drop-status.error { color: var(--ronin-red-deep); }

.features {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding: 24px 0 8px;
}
.feature { background: var(--ronin-paper); border: 1px solid var(--ronin-border); border-radius: 10px; padding: 20px 22px; }
.feature h2 { font-size: 21px; margin: 0 0 6px; }
.feature p { margin: 0; color: var(--ronin-muted); font-size: 16px; }

/* ---- articles */
.prose { max-width: 740px; margin: 0 auto; }
.prose.narrow { max-width: 560px; padding-top: 48px; }
article.prose { padding-top: 40px; }
section.prose { padding-top: 32px; }
.prose h1 { font-size: clamp(30px, 4vw, 42px); margin: 0 0 12px; }
.prose h2 { font-size: 25px; margin: 36px 0 8px; }
.prose p, .prose li { color: #26241f; }
.prose .meta { color: var(--ronin-muted); font-size: 14px; margin-top: -4px; }
ol.steps { padding-left: 1.4em; }
ol.steps > li { margin: 0 0 10px; padding-left: 4px; }
ol.steps > li::marker { font-weight: 700; color: var(--ronin-red-deep); }
.why { border-top: 1px solid var(--ronin-border); margin-top: 40px; }

/* ---- guide screenshots: never wider than the text, tall ones capped (keeping their shape) */
.shot { margin: 28px 0; text-align: center; }
.shot img {
  display: block; margin: 0 auto; max-width: 100%; max-height: 640px; width: auto; height: auto;
  border: 1px solid var(--ronin-border); border-radius: 10px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}
.shot.phone img { max-height: 560px; border-radius: 18px; }
.shot figcaption { margin-top: 8px; font-size: 14px; color: var(--ronin-muted); line-height: 1.5; }

.guide-list { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 12px; }
.guide-list a {
  display: block; padding: 14px 18px; border-radius: 10px; text-decoration: none;
  background: var(--ronin-paper); border: 1px solid var(--ronin-border); color: var(--ronin-ink);
}
.guide-list a:hover { border-color: var(--ronin-ink); }
.guide-list b { display: block; font-size: 17px; }
.guide-list span { display: block; color: var(--ronin-muted); font-size: 15px; line-height: 1.5; margin-top: 2px; }

.faq details { border-bottom: 1px solid var(--ronin-border); padding: 12px 0; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { margin: 8px 0 0; }

.todo { background: #fff4c2; padding: 0 4px; border-radius: 3px; }
.todo-note { background: #fff4c2; padding: 8px 12px; border-radius: 8px; font-size: 15px; }

/* ---- ads: always labelled, always away from buttons */
.ad { margin: 40px auto; max-width: 740px; min-height: 100px; text-align: center; }
.ad-label { display: block; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ronin-muted); margin-bottom: 4px; }
.ad ins { display: block; }

/* ---- footer */
.site-foot { background: var(--ronin-ink); color: var(--ronin-muted-on-ink); font-size: 15px; }
.foot-inner { max-width: var(--page-w); margin: 0 auto; padding: 28px 24px; display: flex; flex-wrap: wrap; gap: 12px 32px; align-items: center; }
.site-foot nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-foot a { color: var(--ronin-washi); text-decoration: none; }
.site-foot a:hover { text-decoration: underline; }
.site-foot p { flex-basis: 100%; margin: 0; }
.lockup.small .wordmark { font-size: 18px; }

/* ---- phones and small tablets */
@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 32px; }
  .features { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  body.site { font-size: 16px; }
  main { padding: 0 16px 48px; }
  .site-top { padding: 10px 16px; }
  .site-nav { gap: 14px; }
  .site-nav a:not(.btn) { font-size: 14px; }
  .site-nav .btn { padding: 6px 12px; font-size: 14px; }
  .features { grid-template-columns: 1fr; }
  .lead { font-size: 17px; }
}
@media (max-width: 400px) {
  .site-nav a[href="/about"] { display: none; }
}