/* voxcon.ai — plain, sober, readable. Light theme only. Serif headings, sans body. */
:root {
  --bg: #fbfaf7;
  --bg-alt: #f3f1ec;
  --surface: #ffffff;
  --text: #16202b;
  --text-2: #3e4a58;
  --muted: #5f6a78;
  --field-border: #878f9a;
  --line: #dfe1e3;
  --line-strong: #c3c8cf;
  --accent: #1552b5;
  --accent-700: #0f3f8f;
  --accent-50: #e9effa;
  --ok: #1b6b3a;
  --ok-bg: #e8f3ec;
  --err: #a32d1f;
  --radius: 6px;
  --shadow: 0 1px 2px rgba(22, 32, 43, 0.05), 0 12px 32px -18px rgba(22, 32, 43, 0.25);
  --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans: 'Source Sans 3', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 18px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: var(--accent-700); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--accent); }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.15; letter-spacing: -0.01em; margin: 0; text-wrap: balance; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
@media (min-width: 768px) { .container { padding: 0 32px; } }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-700); margin: 0 0 10px; }
.label { font-size: 12.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin: 14px 0 4px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(251, 250, 247, 0.94); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; text-decoration: none; color: var(--text); }
.brand .mark { width: 30px; height: 30px; color: var(--accent); flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-family: var(--serif); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; }
.brand-desc { display: none; font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.nav { display: none; gap: 24px; }
.nav a { color: var(--text-2); text-decoration: none; font-weight: 600; font-size: 16px; }
.nav a:hover { color: var(--text); text-decoration: underline; }
.header-cta { display: flex; align-items: center; gap: 16px; }
.phone-link { display: none; font-weight: 600; text-decoration: none; }
@media (min-width: 640px) { .brand-desc { display: block; } }
@media (min-width: 960px) { .nav { display: flex; } .phone-link { display: inline; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 18px; min-height: 44px; border-radius: var(--radius); font: 600 16px/1.2 var(--sans); text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: background 0.15s, border-color 0.15s, color 0.15s; white-space: nowrap; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-700); color: #fff; }
.btn-ghost { background: var(--surface); border-color: var(--line-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--text-2); color: var(--text); }
.btn-lg { padding: 13px 22px; font-size: 17px; }
.btn[disabled] { opacity: 0.6; cursor: wait; }

/* Hero */
.hero { padding: 48px 0 56px; }
.hero-grid { display: grid; gap: 36px; }
.hero h1 { font-size: clamp(2.1rem, 4.4vw, 3.25rem); line-height: 1.1; margin: 0 0 18px; }
.lead { font-size: clamp(1.08rem, 1.4vw, 1.2rem); color: var(--text-2); max-width: 36em; }
.offer { font-weight: 600; font-size: 1.08rem; border-left: 3px solid var(--accent); padding-left: 14px; margin: 18px 0 0; max-width: 34em; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.trust { margin: 16px 0 0; font-size: 15px; color: var(--muted); }
.founder { display: flex; align-items: center; gap: 14px; margin-top: 22px; font-size: 15px; color: var(--text-2); }
.founder-photo { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; }
@media (min-width: 960px) { .hero { padding: 72px 0 80px; } .hero-grid { grid-template-columns: 1.02fr 0.98fr; align-items: start; gap: 48px; } }

/* Answer card */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); min-width: 0; }
.card-top { padding: 10px 16px; border-bottom: 1px solid var(--line); }
.card-title { font-size: 12.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.tabs { display: flex; border-bottom: 1px solid var(--line); overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab { flex: none; font: 600 15px/1.2 var(--sans); color: var(--text-2); background: none; border: 0; border-bottom: 2px solid transparent; padding: 12px 16px; margin-bottom: -1px; cursor: pointer; }
.tab[aria-selected="true"] { color: var(--accent-700); border-bottom-color: var(--accent); }
.tab:hover { color: var(--text); }
.panel { padding: 16px 18px 18px; }
.panel-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; }
.badge { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ok); background: var(--ok-bg); padding: 3px 8px; border-radius: 4px; }
.example-label { font-size: 12.5px; color: var(--muted); }
.panel .q { font-family: var(--serif); font-weight: 600; font-size: 1.2rem; line-height: 1.3; margin: 12px 0 8px; }
.panel .a { font-size: 16px; color: var(--text-2); margin: 0 0 10px; }
.tscroll { overflow-x: auto; }
.panel table { width: 100%; border-collapse: collapse; font-size: 14.5px; font-variant-numeric: tabular-nums; }
.panel th { text-align: left; font-size: 12.5px; font-weight: 700; color: var(--muted); padding: 6px 6px; border-bottom: 1px solid var(--line-strong); white-space: nowrap; }
.panel td { padding: 7px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.panel tr:last-child td { border-bottom: 0; }
.panel .num { text-align: right; }
.panel .nowrap { white-space: nowrap; }
.pos-left { object-position: left center; }
.pos-right { object-position: right center; }
.pos-top { object-position: center top; }
.panel .rule { font-size: 13.5px; color: var(--muted); margin: 10px 0 0; }
.query { margin-top: 4px; font-size: 13.5px; }
.query summary { cursor: pointer; color: var(--accent-700); font-weight: 600; list-style: none; display: flex; align-items: center; min-height: 44px; }
.query summary::-webkit-details-marker { display: none; }
.query summary::before { content: '\25B8  '; content: '\25B8  ' / ''; }
.query[open] summary::before { content: '\25BE  '; content: '\25BE  ' / ''; }
.query pre { margin: 8px 0 0; padding: 10px 12px; background: #1b2430; color: #dfe6f2; border-radius: var(--radius); font: 12.5px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; white-space: pre-wrap; word-break: break-word; }
.panel-foot { font-size: 12.5px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 10px; margin: 12px 0 0; }

/* Sections */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: 32px; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); margin-bottom: 12px; }
.section-head .intro { color: var(--text-2); font-size: 1.08rem; margin: 0; }
@media (min-width: 960px) { .section { padding: 88px 0; } }

/* Problem */
.problem-grid { display: grid; gap: 32px; }
.prose p { color: var(--text-2); font-size: 1.08rem; }
.photo { margin: 24px 0 0; }
.photo-img { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--radius); background: var(--bg-alt); }
.photo figcaption { font-size: 13px; color: var(--muted); margin-top: 6px; }
.pain-list { list-style: none; margin: 0; padding: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.pain-list li { display: flex; gap: 12px; padding: 13px 18px; border-bottom: 1px solid var(--line); font-size: 16px; color: var(--text-2); }
.pain-list li:last-child { border-bottom: 0; }
.pain-list svg, .not-box svg { flex: none; width: 18px; height: 18px; margin-top: 4px; color: var(--muted); }
.not-box { margin-top: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.not-box h3 { font-size: 1.15rem; margin-bottom: 12px; }
.not-box ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.not-box li { display: flex; gap: 10px; font-size: 15.5px; color: var(--text-2); }
.not-closing { margin: 14px 0 0; font-weight: 600; color: var(--text); }
@media (min-width: 960px) { .problem-grid { grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; } }

/* Steps */
.steps { display: grid; gap: 16px; list-style: none; margin: 0; padding: 0; counter-reset: none; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.step-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; }
.step-num { font-family: var(--serif); font-weight: 700; font-size: 1.5rem; color: var(--accent-700); line-height: 1; }
.step-dur { font-size: 12.5px; font-weight: 600; color: var(--muted); background: var(--bg-alt); border: 1px solid var(--line); padding: 3px 9px; border-radius: 999px; white-space: normal; }
.step h3 { font-size: 1.2rem; margin-bottom: 8px; }
.step p { font-size: 15.5px; color: var(--text-2); margin-bottom: 8px; }
@media (min-width: 640px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .steps { grid-template-columns: repeat(4, 1fr); } }

/* Pricing */
.pricing { display: grid; gap: 16px; }
.price-card { background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--line-strong); border-radius: var(--radius); padding: 26px; }
.price-card.is-featured { border-top-color: var(--accent); }
.price-card h3 { font-size: 1.35rem; }
.price { font-family: var(--serif); font-weight: 700; font-size: 1.9rem; margin: 8px 0 0; letter-spacing: -0.01em; }
.term { font-size: 14.5px; color: var(--muted); margin: 2px 0 14px; }
.price-card p:not(.price):not(.term) { font-size: 15.5px; color: var(--text-2); }
@media (min-width: 960px) { .pricing { grid-template-columns: repeat(3, 1fr); } }

/* Industry tiles */
.tiles { display: grid; gap: 16px; }
.tile { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.tile-img { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; background: var(--bg-alt); }
.tile-body { padding: 20px 22px 22px; }
.tile h3 { font-size: 1.3rem; margin-bottom: 4px; }
.tile p { font-size: 15.5px; color: var(--text-2); margin: 0; }
.tile .label { margin: 14px 0 4px; }
.tile .systems { color: var(--text); }
.coverage { max-width: 820px; margin: 24px 0 0; font-size: 15.5px; color: var(--text-2); }
@media (min-width: 960px) { .tiles { grid-template-columns: repeat(3, 1fr); } }

/* Proof */
.proof { display: grid; gap: 14px; list-style: none; margin: 0; padding: 0; }
.proof li { display: flex; gap: 12px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; font-size: 15.5px; color: var(--text-2); }
.proof svg { flex: none; width: 20px; height: 20px; margin-top: 2px; color: var(--accent-700); }
.strip { margin-top: 36px; text-align: center; }
.strip .label { margin: 0 0 8px; }
.strip-list { max-width: 760px; margin: 0 auto; font-size: 15.5px; color: var(--text-2); }
@media (min-width: 768px) { .proof { grid-template-columns: repeat(2, 1fr); } }

/* FAQ */
.faq { max-width: 800px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-family: var(--serif); font-weight: 600; font-size: 1.15rem; padding: 16px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; content: '+' / ''; font-family: var(--sans); color: var(--accent-700); font-weight: 700; font-size: 1.4rem; line-height: 1; flex: none; }
.faq details[open] summary::after { content: '\2013'; content: '\2013' / ''; }
.faq details > div { padding: 0 0 18px; color: var(--text-2); max-width: 64ch; }

/* About */
.about-grid { display: grid; gap: 28px; }
.about-prose p { color: var(--text-2); font-size: 1.08rem; }
.hats { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.hats h3 { font-size: 1.1rem; margin-bottom: 12px; }
.hats ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.hats li { font-size: 14px; padding: 4px 10px; background: var(--bg-alt); border: 1px solid var(--line); border-radius: 999px; color: var(--text-2); }
.hats-contact { margin: 16px 0 0; font-size: 15.5px; }
@media (min-width: 960px) { .about-grid { grid-template-columns: 1.4fr 0.9fr; align-items: start; gap: 40px; } }

/* Contact */
.contact-grid { display: grid; gap: 32px; }
.contact-aside h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); margin-bottom: 14px; }
.contact-aside p { color: var(--text-2); }
.contact-email { font-size: 1.05rem; font-weight: 600; }
.next { list-style: none; margin: 20px 0 0; padding: 0; }
.next li { display: flex; gap: 10px; padding: 8px 0; color: var(--text-2); font-size: 15.5px; }
.next svg { flex: none; width: 20px; height: 20px; color: var(--accent-700); margin-top: 3px; }
.form { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 22px; box-shadow: var(--shadow); min-width: 0; }
.form-row { display: grid; gap: 14px; margin-bottom: 14px; }
.field { margin-bottom: 14px; min-width: 0; }
.form-row .field { margin-bottom: 0; }
.field label, .field legend { display: block; font-size: 15px; font-weight: 600; margin-bottom: 6px; padding: 0; }
.field label span, .field legend span { font-weight: 400; color: var(--muted); font-size: 14px; }
.field input[type="text"], .field input[type="email"], .field input[type="tel"], .field textarea { width: 100%; font: 16px/1.4 var(--sans); padding: 11px 12px; border: 1px solid var(--field-border); border-radius: var(--radius); background: #fff; color: var(--text); }
.field textarea { resize: vertical; min-height: 44px; }
.field input:focus, .field textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
fieldset.systems { border: 0; padding: 0; margin: 0 0 14px; }
.checks { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px 12px; }
.check { display: flex; align-items: center; gap: 8px; font-size: 15.5px; font-weight: 400; margin: 0; min-height: 28px; }
.check input { width: 18px; height: 18px; margin: 0; accent-color: var(--accent); flex: none; }
.other { display: flex; align-items: center; gap: 10px; margin-top: 10px; }
.other label { margin: 0; font-size: 14px; color: var(--muted); font-weight: 600; white-space: nowrap; }
.other input { flex: 1; }
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 6px; }
.form-status { margin: 0; font-size: 15px; }
.form-status.err { color: var(--err); }
.fine { font-size: 13.5px; color: var(--muted); margin: 12px 0 0; }
.form-done { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 28px; box-shadow: var(--shadow); }
.form-done h3 { font-size: 1.4rem; margin-bottom: 10px; }
.form-done p { color: var(--text-2); margin: 0; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } .form { padding: 28px; } .checks { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 960px) { .contact-grid { grid-template-columns: 0.85fr 1.15fr; align-items: start; gap: 48px; } }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0; color: var(--muted); font-size: 14.5px; }
.site-footer p { margin: 0 0 6px; }
.site-footer a { color: var(--muted); }
.disclaimer { font-size: 13px; }

/* Simple pages (thanks, privacy, terms, 404) */
.page { padding: 48px 0 80px; max-width: 760px; }
.page h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin-bottom: 16px; }
.page h2 { font-size: 1.35rem; margin: 28px 0 10px; }
.page p, .page li { color: var(--text-2); }
.page-cta { margin-top: 28px; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
@media print { .site-header, .hero-ctas, .form { display: none; } }

/* Review fixes: focus, skip link, reflow, specificity, touch targets, mobile jump nav */
.tab:focus-visible { outline-offset: -3px; }
.skip-link { position: absolute; left: 12px; top: -200px; z-index: 100; padding: 10px 16px; background: var(--surface); color: var(--accent-700); border: 2px solid var(--accent); border-radius: var(--radius); font-weight: 600; text-decoration: none; }
.skip-link:focus { top: 12px; }
.field .check { display: flex; align-items: center; gap: 8px; font-size: 15.5px; font-weight: 400; margin: 0; min-height: 44px; }
.field .check span { color: inherit; font-size: inherit; font-weight: inherit; }
.checks { gap: 0 12px; }
.tile p.label { font-size: 12.5px; color: var(--muted); }
.contact-aside .eyebrow { color: var(--accent-700); }
.contact-email a, .hats-contact a, .site-footer a { display: inline-block; padding: 8px 0; }
.jump { display: flex; flex-wrap: wrap; gap: 0 18px; border-bottom: 1px solid var(--line); }
.jump a { display: inline-flex; align-items: center; min-height: 44px; font-weight: 600; font-size: 15px; color: var(--text-2); text-decoration: none; }
@media (min-width: 960px) { .jump { display: none; } }
@media (max-width: 379px) {
  .header-cta .btn { white-space: normal; text-align: center; padding: 8px 14px; }
  .tab { padding: 12px 11px; }
}