/* PaqLink marketing — enterprise light theme. Shares tokens with the app. */

/* Brand: pure white ground, neutral light-blue accents, black primary. */
:root {
  --ink: #0a0d12;
  --ink-2: #4d5b6a;
  --ink-3: #64748b;
  --surface: #ffffff;
  --bg: #f7fafc;
  --line: #e3e9f0;
  --line-soft: #eef3f8;
  --black: #0a0d12;
  --black-hover: #232a33;
  --accent: #33608d;
  --accent-hover: #274b70;
  --accent-weak: #e9f1f8;
  --navy: #0a0d12;
  --good-ink: #067647;
  --warn-bg: #fdf1e2;
  --warn-ink: #b54708;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(10, 13, 18, 0.05), 0 1px 3px rgba(10, 13, 18, 0.07);
  --shadow-lg: 0 12px 40px rgba(10, 13, 18, 0.12);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--surface); line-height: 1.6; font-size: 16px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 1.4rem; }

/* ---------- Header ---------- */

header.site { border-bottom: 1px solid var(--line); background: #ffffff; position: sticky; top: 0; z-index: 20; }
@media (max-width: 760px) {
  header.site { position: static; }
  nav.main { gap: 0; }
  nav.main a { padding: 0.3rem 0.45rem; font-size: 0.88rem; }
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; padding-top: 0.75rem; padding-bottom: 0.75rem; gap: 1rem; }
.logo { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 700; font-size: 1.08rem; letter-spacing: -0.01em; color: var(--ink); }
.logo:hover { text-decoration: none; }
.logo svg { display: block; }
nav.main { display: flex; align-items: center; gap: 0.2rem; flex-wrap: wrap; }
nav.main a { color: var(--ink-2); font-size: 0.94rem; font-weight: 500; padding: 0.4rem 0.7rem; border-radius: 7px; }
nav.main a:hover { background: var(--line-soft); color: var(--ink); text-decoration: none; }
nav.main a.btn { color: #fff; }

.logo img { display: block; border-radius: 6px; }
.logo span { color: var(--accent); }
.nav-toggle, .nav-burger { display: none; }
nav.main a.active { background: var(--accent-weak); color: var(--accent); }
@media (max-width: 860px) {
  header.site .wrap { flex-wrap: wrap; }
  .nav-burger { display: flex; flex-direction: column; justify-content: center; gap: 4px; width: 40px; height: 36px;
    border: 1px solid var(--line); border-radius: 8px; padding: 0 9px; cursor: pointer; margin-left: auto; }
  .nav-burger span { display: block; height: 2px; background: var(--ink); border-radius: 2px; }
  nav.main { display: none; width: 100%; flex-direction: column; align-items: stretch; padding: 0.5rem 0 0.6rem; border-top: 1px solid var(--line-soft); margin-top: 0.6rem; }
  nav.main a { padding: 0.6rem 0.5rem; font-size: 1rem; }
  nav.main a.btn { margin-top: 0.4rem; }
  .nav-toggle:checked ~ nav.main { display: flex; }
}
/* Private-preview banner */
.banner { background: var(--navy); color: #d5dfea; font-size: 0.86rem; }
.banner .wrap { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.banner a { color: #fff; font-weight: 600; text-decoration: underline; }

/* ---------- Buttons ---------- */

.btn { display: inline-flex; align-items: center; justify-content: center; background: var(--black); color: #fff;
  border: 1px solid var(--black); padding: 0.62rem 1.25rem; border-radius: var(--radius-sm);
  font-size: 0.97rem; font-weight: 600; cursor: pointer; font-family: inherit; }
.btn:hover { background: var(--black-hover); border-color: var(--black-hover); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { background: var(--line-soft); }
.btn.alt { background: var(--accent); border-color: var(--accent); }
.btn.alt:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn.big { padding: 0.8rem 1.6rem; font-size: 1.05rem; }

/* ---------- Hero ---------- */

.hero { background: linear-gradient(180deg, var(--bg) 0%, #ffffff 100%); border-bottom: 1px solid var(--line-soft); }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 3rem; align-items: center; padding-top: 4rem; padding-bottom: 4rem; }
.hero h1 { font-size: 2.6rem; line-height: 1.15; letter-spacing: -0.03em; margin: 0 0 1rem; }
.hero p.lead { font-size: 1.14rem; color: var(--ink-2); margin: 0 0 1.6rem; }
.hero .cta { display: flex; gap: 0.8rem; flex-wrap: wrap; }
.hero .fine { margin-top: 0.9rem; font-size: 0.85rem; color: var(--ink-3); }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; } }

/* Product mock (pure CSS, crisp at any scale) */
.mock { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg); overflow: hidden; }
.mock .chrome { display: flex; gap: 6px; padding: 10px 12px; border-bottom: 1px solid var(--line-soft); background: var(--bg); }
.mock .chrome i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.mock .body { padding: 1.1rem 1.2rem 1.3rem; }
.mock .rowtop { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.9rem; }
.mock .orgname { font-weight: 700; letter-spacing: -0.01em; }
.mock .stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; margin-bottom: 0.9rem; }
.mock .stat { border: 1px solid var(--line); border-radius: 8px; padding: 0.55rem 0.7rem; }
.mock .stat .l { font-size: 0.68rem; color: var(--ink-3); }
.mock .stat .v { font-size: 1.05rem; font-weight: 600; }
.mock table { width: 100%; border-collapse: collapse; font-size: 0.78rem; }
.mock th { text-align: left; font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); padding: 0.3rem 0.4rem; border-bottom: 1px solid var(--line); }
.mock td { padding: 0.42rem 0.4rem; border-bottom: 1px solid var(--line-soft); }
.mock td.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; font-size: 0.72rem; }
.mock .pill { display: inline-block; font-size: 0.62rem; font-weight: 600; padding: 0.1rem 0.5rem; border-radius: 999px; background: var(--accent-weak); color: var(--accent); }
.mock .pill.g { background: #e6f4ec; color: var(--good-ink); }

/* ---------- Sections ---------- */

section { padding: 3.4rem 0; }
section.tint { background: var(--bg); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
h2 { font-size: 1.7rem; letter-spacing: -0.02em; margin: 0 0 0.6rem; }
.kicker { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.5rem; }
.sub { color: var(--ink-2); max-width: 44rem; margin-bottom: 1.8rem; }
.muted { color: var(--ink-3); font-size: 0.9rem; }
code { font-family: var(--mono); font-size: 0.88em; background: var(--line-soft); border: 1px solid var(--line); padding: 0.08rem 0.35rem; border-radius: 5px; word-break: break-all; }

/* Trust strip */
.trust { display: flex; flex-wrap: wrap; gap: 0.6rem 2rem; align-items: center; padding: 1.1rem 0; }
.trust span { font-size: 0.85rem; color: var(--ink-3); font-weight: 600; letter-spacing: 0.02em; }
.trust span::before { content: "✓ "; color: var(--accent); }

/* Feature grid */
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.1rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.5rem 1.6rem; }
.card h3 { margin: 0.6rem 0 0.45rem; font-size: 1.04rem; }
.card p { margin: 0; color: var(--ink-2); font-size: 0.95rem; }
.icon { width: 34px; height: 34px; border-radius: 8px; background: var(--accent-weak); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-size: 1.05rem; }

/* Steps */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.1rem; }
.steps li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.4rem 1.5rem; }
.steps li::before { counter-increment: step; content: counter(step);
  display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px;
  border-radius: 50%; background: var(--navy); color: #fff; font-weight: 700; font-size: 0.85rem; margin-bottom: 0.6rem; }
.steps strong { display: block; margin-bottom: 0.25rem; }
.steps li p { margin: 0; color: var(--ink-2); font-size: 0.94rem; }

/* Pricing */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(196px, 1fr)); gap: 1.1rem; align-items: stretch; }
.plan { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.5rem 1.5rem 1.6rem; display: flex; flex-direction: column; }
.plan.popular { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow-lg); position: relative; }
.plan .flag { position: absolute; top: -0.72rem; left: 1.2rem; background: var(--accent); color: #fff; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.16rem 0.6rem; border-radius: 999px; }
.plan h3 { margin: 0 0 0.1rem; font-size: 1rem; }
.plan .price { font-size: 1.85rem; font-weight: 700; letter-spacing: -0.02em; margin: 0.15rem 0 0.1rem; }
.plan .price small { font-size: 0.85rem; font-weight: 500; color: var(--ink-3); }
.plan ul { list-style: none; margin: 0.8rem 0 1.2rem; padding: 0; color: var(--ink-2); font-size: 0.92rem; flex: 1; }
.plan li { padding: 0.28rem 0 0.28rem 1.3rem; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--good-ink); font-weight: 700; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line-soft); padding: 0.9rem 0; }
.faq summary { font-weight: 600; cursor: pointer; font-size: 1rem; }
.faq p { color: var(--ink-2); margin: 0.6rem 0 0; max-width: 46rem; }

/* CTA band */
.cta-band { background: var(--navy); color: #e6edf5; border-radius: var(--radius); padding: 2.6rem 2.4rem; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.2rem; }
.cta-band h2 { color: #fff; margin: 0 0 0.3rem; }
.cta-band p { margin: 0; color: #b6c4d4; }

/* Forms / tools */
label { display: block; margin: 0.95rem 0 0.3rem; font-weight: 600; font-size: 0.9rem; }
input[type=text], textarea, select { width: 100%; padding: 0.6rem 0.7rem; border: 1px solid var(--line); border-radius: var(--radius-sm); font: inherit; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.result { margin-top: 1.2rem; padding: 1.1rem 1.3rem; border-radius: var(--radius-sm); border: 1px solid var(--line); }
.result.ok { border-color: #9ecfb8; background: #f0faf5; }
.result.bad { border-color: #e0a3a3; background: #fdf3f3; }
.result table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.result th, .result td { text-align: left; padding: 0.4rem 0.35rem; border-bottom: 1px solid var(--line-soft); }
.qr-preview { margin-top: 1rem; }
.qr-preview img { width: 220px; height: 220px; border: 1px solid var(--line); border-radius: 8px; padding: 10px; background: #fff; }

/* Footer */
footer.site { border-top: 1px solid var(--line); background: var(--bg); margin-top: 3rem; }
footer.site .wrap { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; padding-top: 2.4rem; padding-bottom: 1.4rem; }
footer.site h4 { font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 0.6rem; }
footer.site a { display: block; color: var(--ink-2); font-size: 0.92rem; padding: 0.18rem 0; }
footer.site p { font-size: 0.83rem; color: var(--ink-3); max-width: 30rem; margin: 0.8rem 0 0; }
footer.site .legalline { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 1rem; font-size: 0.8rem; color: var(--ink-3); }
@media (max-width: 760px) { footer.site .wrap { grid-template-columns: 1fr; gap: 1.2rem; } }

/* ---------- Page scaffolding ---------- */
.page-head { padding: 3.2rem 0 2.2rem; border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--bg) 0%, #ffffff 100%); }
.page-head h1 { font-size: 2.3rem; line-height: 1.15; letter-spacing: -0.03em; margin: 0 0 0.7rem; max-width: 46rem; }
.page-head p.lead { font-size: 1.12rem; color: var(--ink-2); margin: 0; max-width: 44rem; }
.page-head .cta { margin-top: 1.4rem; display: flex; gap: 0.8rem; flex-wrap: wrap; }
.prose { max-width: 46rem; }
.prose h2 { font-size: 1.35rem; margin: 2rem 0 0.5rem; }
.prose h3 { font-size: 1.05rem; margin: 1.4rem 0 0.35rem; }
.prose p, .prose li { color: var(--ink-2); }
.prose ul, .prose ol { padding-left: 1.3rem; }
.prose li { margin: 0.3rem 0; }
.prose li strong, .prose p strong { color: var(--ink); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 2.6rem; align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.split h2 { margin-top: 0; }
.split p { color: var(--ink-2); }
.badge { display: inline-block; background: var(--accent-weak); color: var(--accent); font-weight: 700;
  font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; border-radius: 999px; padding: 0.25rem 0.75rem; }
.badge.dark { background: var(--navy); color: #fff; }
.notice { border: 1px solid var(--line); border-left: 4px solid var(--accent); background: var(--bg);
  border-radius: var(--radius-sm); padding: 0.9rem 1.1rem; color: var(--ink-2); font-size: 0.94rem; margin: 1.2rem 0; }
.notice strong { color: var(--ink); }
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { padding: 0.35rem 0 0.35rem 1.6rem; position: relative; color: var(--ink-2); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0.35rem; color: var(--good-ink); font-weight: 700; }
.check-list li strong { color: var(--ink); }

/* Live Mark showcase */
.markhero { display: grid; grid-template-columns: 220px 1fr; gap: 2.4rem; align-items: center; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 2rem 2.2rem; }
.markhero img { width: 220px; height: 220px; display: block; }
.markhero h2 { margin-top: 0; }
.markhero p { color: var(--ink-2); margin: 0 0 0.6rem; }
@media (max-width: 760px) { .markhero { grid-template-columns: 1fr; justify-items: center; text-align: center; } }

/* Timeline */
.timeline { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; border-left: 2px solid var(--line); }
.timeline li { position: relative; padding: 0.2rem 0 1.3rem 1.6rem; }
.timeline li::before { content: ""; position: absolute; left: -7px; top: 0.55rem; width: 12px; height: 12px;
  border-radius: 50%; background: var(--surface); border: 2px solid var(--accent); }
.timeline li.hard::before { background: var(--accent); }
.timeline .when { font-family: var(--mono); font-size: 0.8rem; color: var(--accent); font-weight: 700; letter-spacing: 0.02em; }
.timeline .what { display: block; font-weight: 600; margin: 0.1rem 0 0.15rem; }
.timeline p { margin: 0; color: var(--ink-2); font-size: 0.93rem; max-width: 40rem; }

/* Comparison table */
.compare-wrap { overflow-x: auto; }
.compare { width: 100%; border-collapse: collapse; font-size: 0.93rem; min-width: 640px; }
.compare th, .compare td { padding: 0.65rem 0.8rem; border-bottom: 1px solid var(--line-soft); text-align: left; }
.compare thead th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); border-bottom: 1px solid var(--line); }
.compare td.c, .compare th.c { text-align: center; }
.compare tbody th { font-weight: 500; color: var(--ink-2); }
.compare td.yes { color: var(--good-ink); font-weight: 700; }
.compare td.no { color: var(--ink-3); }
.compare tr.group th { background: var(--bg); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); padding-top: 0.9rem; }

/* Segments (who it's for) */
.segments { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.1rem; }
.segment { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem 1.5rem; background: var(--surface); }
.segment h3 { margin: 0 0 0.4rem; font-size: 1.02rem; }
.segment p { margin: 0 0 0.7rem; color: var(--ink-2); font-size: 0.94rem; }
.segment a { font-weight: 600; font-size: 0.92rem; }

/* Tools */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.1rem; }
.tool-grid .card h3 { margin-top: 0.2rem; }
.tool { max-width: 640px; }
.tool .btn { margin-top: 0.4rem; }
.tool .result p:first-child { margin-top: 0; }
.tool .result p:last-child { margin-bottom: 0; }
.tool textarea { resize: vertical; }
.tool-more { margin-top: 2rem; }

/* Languages chips */
.chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.chips span { border: 1px solid var(--line); border-radius: 999px; padding: 0.2rem 0.7rem; font-size: 0.86rem; color: var(--ink-2); background: var(--surface); }

/* Contact cards */
.contacts { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.contacts .card h3 { margin-top: 0; font-size: 0.95rem; }
.contacts .card a { font-family: var(--mono); font-size: 0.9rem; }

/* 404 */
.notfound { text-align: center; padding: 5rem 0; }
.notfound h1 { font-size: 2.2rem; letter-spacing: -0.03em; margin: 0.6rem 0; }
.notfound p { color: var(--ink-2); }
.notfound .code { font-family: var(--mono); color: var(--accent); font-weight: 700; letter-spacing: 0.1em; }

.muted a { color: var(--accent); }
section > .wrap > h2:first-child { margin-top: 0; }
.btn.invert { background: #fff; color: var(--ink); border-color: #fff; }
.btn.invert:hover { background: #e9f1f8; border-color: #e9f1f8; }

/* conformance results (standards page) */
details.results { margin-top: 1rem; }
details.results > summary { cursor: pointer; font-weight: 600; color: var(--blue, #33608d); }
.table-scroll { overflow-x: auto; margin-top: .75rem; }
.results-table { width: 100%; border-collapse: collapse; font-size: .9rem; background: #fff; }
.results-table th, .results-table td { text-align: left; padding: .5rem .65rem; border-bottom: 1px solid var(--line, #dfe7ef); vertical-align: top; }
.results-table th { font-weight: 600; background: var(--blue-weak, #e9f1f8); }
.results-table td.ok { font-weight: 700; color: #1a6b3a; white-space: nowrap; }