/* GS1 Label Designer — static landing pages (hand-written, no framework). */
:root {
  --blue: #2563eb; --blue-d: #1d4ed8; --ink: #0f172a; --text: #334155; --muted: #64748b;
  --line: #e2e8f0; --bg: #ffffff; --soft: #f8fafc; --amber: #f59e0b; --radius: 12px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
h1, h2, h3 { color: var(--ink); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
h3 { font-size: 1.1rem; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.section { padding: 56px 0; }
.section.alt { background: var(--soft); }
.section-title { text-align: center; margin-bottom: 28px; }
.center { text-align: center; }
.hint { color: var(--muted); font-size: .92rem; }
.note { background: #fffbeb; border: 1px solid #fde68a; padding: 10px 14px; border-radius: 8px; font-size: .95rem; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: 8px; font-weight: 600; border: 2px solid transparent; cursor: pointer; text-decoration: none !important; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-d); }
.btn-outline { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-light { background: #fff; color: var(--blue); }
.btn-lg { padding: 13px 24px; font-size: 1.05rem; }
.btn-sm { padding: 7px 14px; font-size: .92rem; }
.btn-block { display: flex; width: 100%; }

/* header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.95); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 16px; min-height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none !important; }
.logo span { display: flex; flex-direction: column; line-height: 1.15; }
.logo strong { font-size: 1.05rem; }
.logo small { color: var(--muted); font-size: .78rem; }
.main-nav { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.main-nav a:not(.btn) { color: var(--text); font-weight: 500; font-size: .95rem; }
.main-nav a[aria-current="page"] { color: var(--blue); }
.nav-toggle, .nav-burger { display: none; }
@media (max-width: 900px) {
  .nav-burger { display: flex; flex-direction: column; gap: 5px; margin-left: auto; padding: 10px; cursor: pointer; }
  .nav-burger span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; }
  .main-nav { display: none; position: absolute; left: 0; right: 0; top: 64px; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 16px; border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(15,23,42,.08); }
  .main-nav a:not(.btn) { padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .main-nav .btn { margin-top: 12px; }
  .nav-toggle:checked ~ .main-nav { display: flex; }
}

.crumbs { padding-top: 14px; font-size: .88rem; color: var(--muted); }

/* hero */
.hero { background: linear-gradient(180deg, #eff6ff 0%, #fff 100%); padding: 56px 0 40px; }
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; }
.hero-single { grid-template-columns: 1fr; max-width: 860px; }
.eyebrow { color: var(--blue); font-weight: 600; font-size: .9rem; text-transform: uppercase; letter-spacing: .06em; margin: 0 0 10px; }
.lead { font-size: 1.15rem; color: var(--text); max-width: 680px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0 10px; }
.hero-art { margin: 0; display: flex; justify-content: center; }
.label-mock { width: 100%; max-width: 360px; aspect-ratio: 5 / 3; background: #fff; border-radius: 10px; padding: 18px 20px; box-shadow: 0 20px 50px rgba(37,99,235,.18), 0 0 0 1px var(--line); display: flex; flex-direction: column; font-family: ui-monospace, Menlo, Consolas, monospace; color: #000; }
.lm-title { font-weight: 800; font-size: 1.15rem; font-family: system-ui, sans-serif; }
.lm-sub { font-size: .8rem; color: #444; font-family: system-ui, sans-serif; }
.lm-bars { flex: 1; margin: 10px 0 6px; background: repeating-linear-gradient(90deg, #000 0 2px, #fff 2px 4px, #000 4px 5px, #fff 5px 8px, #000 8px 11px, #fff 11px 12px, #000 12px 13px, #fff 13px 16px); }
.lm-row { display: flex; justify-content: space-between; align-items: baseline; font-size: .85rem; }
.lm-row b { font-family: system-ui, sans-serif; font-size: 1.3rem; }
@media (max-width: 800px) { .hero-inner { grid-template-columns: 1fr; } .hero { padding-top: 36px; } }

/* cards, steps */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.card { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: #fff; }
.card p { margin: 0 0 10px; }
.steps { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
.steps li { counter-increment: s; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.steps li::before { content: counter(s); display: inline-flex; width: 32px; height: 32px; border-radius: 50%; background: var(--blue); color: #fff; font-weight: 700; align-items: center; justify-content: center; margin-bottom: 10px; }
.steps p { margin: 0; }

/* prose pages */
.prose { max-width: 860px; }
.prose h2 { margin-top: 1.6em; }
.prose li { margin: 6px 0; }

/* tables */
.table-wrap { overflow-x: auto; margin: 0 0 16px; }
.cmp { width: 100%; border-collapse: collapse; background: #fff; font-size: .95rem; }
.cmp th, .cmp td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.cmp thead th { background: var(--soft); color: var(--ink); }

/* faq */
.faq { max-width: 860px; margin: 0 auto; }
.faq details { border: 1px solid var(--line); border-radius: 10px; margin-bottom: 10px; background: #fff; }
.faq summary { cursor: pointer; padding: 14px 16px; font-weight: 600; color: var(--ink); list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--muted); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0; padding: 0 16px 14px; }

/* pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; align-items: stretch; }
.price-card { position: relative; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; display: flex; flex-direction: column; background: #fff; }
.price-card.featured { border: 2px solid var(--blue); box-shadow: 0 16px 40px rgba(37,99,235,.15); }
.price-badge { position: absolute; top: -13px; left: 22px; background: var(--amber); color: #fff; font-size: .8rem; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.price .amount { font-size: 2.4rem; font-weight: 800; color: var(--ink); }
.price .per { color: var(--muted); margin-left: 4px; }
.price-sub { color: var(--muted); font-size: .92rem; margin: 2px 0 14px; }
.price-list { list-style: none; padding: 0; margin: 0 0 20px; flex: 1; }
.price-list li { padding: 6px 0 6px 26px; position: relative; }
.price-list li::before { content: "✓"; position: absolute; left: 0; color: #16a34a; font-weight: 700; }

/* templates */
.tpl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.tpl-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; background: #fff; }
.tpl-size { display: inline-block; font-size: .78rem; font-weight: 700; color: var(--blue); background: #eff6ff; padding: 2px 8px; border-radius: 6px; margin-bottom: 8px; }
.tpl-card p { margin: 0; font-size: .94rem; }

/* cta band */
.cta-band { background: var(--blue); color: #e0e7ff; text-align: center; padding: 48px 0; }
.cta-band h2 { color: #fff; }

/* legal */
.legal { max-width: 860px; }
.legal-meta { color: var(--muted); font-size: .92rem; }
.legal-note { color: var(--muted); font-size: .85rem; margin-top: 2em; }
mark.todo { background: #fef08a; padding: 0 4px; }

.inline-links { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 18px; }

/* footer */
.site-footer { background: #0f172a; color: #cbd5e1; padding: 48px 0 20px; margin-top: 0; }
.site-footer a { color: #e2e8f0; }
.site-footer .logo { color: #fff; }
.site-footer .logo small { color: #94a3b8; }
.footer-cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; }
.footer-cols h3 { color: #fff; font-size: .95rem; }
.footer-cols ul { list-style: none; padding: 0; margin: 0; }
.footer-cols li { margin: 6px 0; font-size: .92rem; }
.footer-about { font-size: .9rem; color: #94a3b8; }
.footer-bottom { border-top: 1px solid #1e293b; margin-top: 28px; padding-top: 16px; font-size: .82rem; color: #94a3b8; }
@media (max-width: 800px) { .footer-cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-cols { grid-template-columns: 1fr; } .hero-cta .btn { width: 100%; } }