/* Make in Bulk: hub and site-wide pages. The tools keep their own stylesheets. */
:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --ink: #171c33;
  --ink-soft: #4a5170;
  --muted: #6d7390;
  --line: #e2e5f0;
  --brand: #1d2a5c;
  --brand-ink: #ffffff;
  --accent: #3245cc;
  --pdf: #3245cc;
  --pdf-soft: #eceffd;
  --qr: #0d6b58;
  --qr-soft: #e3f3ee;
  --focus: #f0a800;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(23, 28, 51, 0.06), 0 8px 24px rgba(23, 28, 51, 0.06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1222;
    --surface: #171b30;
    --ink: #eceefa;
    --ink-soft: #bfc4dd;
    --muted: #9298b5;
    --line: #2a3050;
    --brand: #8fa2ff;
    --brand-ink: #0f1222;
    --accent: #8fa2ff;
    --pdf: #9aa8ff;
    --pdf-soft: #1f2548;
    --qr: #5fd0b3;
    --qr-soft: #13302a;
    --shadow: none;
    color-scheme: dark;
  }
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); text-underline-offset: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Header */
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.site-nav { display: flex; gap: 6px 20px; flex-wrap: wrap; font-size: 0.97rem; }
.site-nav a { color: var(--ink-soft); text-decoration: none; }
.site-nav a:hover { color: var(--ink); text-decoration: underline; }

/* Hero */
.hero { padding: 56px 0 28px; text-align: center; }
.hero h1 { font-size: clamp(2.1rem, 1.4rem + 3vw, 3.4rem); line-height: 1.08; letter-spacing: -0.03em; margin: 0 auto 16px; max-width: 22ch; }
.hero h1 span { display: block; background: linear-gradient(90deg, var(--pdf), var(--qr)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: clamp(1.05rem, 1rem + 0.4vw, 1.25rem); color: var(--ink-soft); max-width: 60ch; margin: 0 auto; }
.promises { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 10px; }
.promises li { background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 5px 14px; font-size: 0.92rem; color: var(--ink-soft); }
.promises li::before { content: "✓ "; color: var(--qr); font-weight: 700; }

/* Tool cards */
.tools { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin: 28px 0 12px; }
.tool { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); position: relative; }
.tool::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 5px; border-radius: var(--radius) var(--radius) 0 0; background: var(--c); }
.tool-pdf { --c: var(--pdf); --c-soft: var(--pdf-soft); }
.tool-qr { --c: var(--qr); --c-soft: var(--qr-soft); }
.tool-icon { width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center; background: var(--c-soft); color: var(--c); margin-bottom: 14px; }
.tool h2 { margin: 0 0 6px; font-size: 1.45rem; letter-spacing: -0.01em; }
.tool p { color: var(--ink-soft); margin: 0 0 14px; }
.tool ul { margin: 0 0 20px; padding-left: 1.1em; color: var(--ink-soft); }
.tool li { margin-bottom: 4px; }
.tool .cta { margin-top: auto; display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--c); color: #fff; font-weight: 700; text-decoration: none; padding: 12px 18px; border-radius: 10px; }
.tool .cta:hover { filter: brightness(1.08); }
@media (prefers-color-scheme: dark) { .tool .cta { color: #0f1222; } }
.guides { margin: 14px 0 0; font-size: 0.93rem; color: var(--muted); }
.guides a { color: var(--c); }

/* Sections */
section { margin: 56px 0; }
section > h2 { font-size: clamp(1.4rem, 1.2rem + 0.8vw, 1.8rem); letter-spacing: -0.02em; margin: 0 0 18px; text-align: center; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; counter-reset: step; }
.steps li { counter-increment: step; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--brand); color: var(--brand-ink); font-weight: 800; margin-bottom: 10px; }
.steps h3 { margin: 0 0 4px; font-size: 1.08rem; }
.steps p { margin: 0; color: var(--ink-soft); font-size: 0.97rem; }
.uses { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; list-style: none; padding: 0; margin: 0; }
.uses a { display: block; height: 100%; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; text-decoration: none; color: var(--ink); }
.uses a:hover { border-color: var(--accent); }
.uses strong { display: block; }
.uses span { color: var(--muted); font-size: 0.92rem; }
.prose { max-width: 70ch; margin-left: auto; margin-right: auto; }
.prose h2 { text-align: left; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { font-weight: 700; cursor: pointer; }
.faq details p { margin: 10px 0 0; color: var(--ink-soft); }

/* Ads: reserve space so nothing jumps when they load. Empty slots take no space. */
.ad-slot:empty { display: none; }
.ad-slot { margin: 40px 0; min-height: 280px; }

/* Plain text pages (privacy, terms, 404) */
.page { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(20px, 4vw, 40px); margin: 32px auto 56px; max-width: 780px; }
.page h1 { margin-top: 0; letter-spacing: -0.02em; }
.page .updated { color: var(--muted); font-size: 0.95rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); background: var(--surface); color: var(--ink-soft); font-size: 0.93rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px 40px; flex-wrap: wrap; padding-top: 26px; padding-bottom: 32px; }
.footer-inner p { margin: 0 0 8px; max-width: 520px; }
.footer-links { display: grid; grid-template-columns: repeat(2, auto); gap: 6px 28px; align-content: start; }
.footer-links a { color: var(--ink-soft); }