/* ============================================================
   wubs.ai — shared marketing-site styles
   Light theme throughout. Brand system carried over from the deck.
   Dependency-free, responsive.
   ============================================================ */

:root{
  --ink:#0F1E2E;
  --paper:#FBFCFD;
  --panel:#FFFFFF;
  --tint:#F4F8F9;
  --teal:#11A594;
  --teal-deep:#0B6E68;
  --teal-soft:#E6F5F2;
  --amber:#E0982E;
  --amber-soft:#FBEFD8;
  --coral:#DD6347;
  --coral-soft:#FBE7E0;
  --slate:#5C6B7A;
  --hair:#E3E9EE;
  --shadow:0 1px 2px rgba(15,30,46,.04), 0 12px 30px rgba(15,30,46,.06);
  --radius:16px;
  --maxw:1120px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:18px; line-height:1.55; -webkit-font-smoothing:antialiased;
}
img,svg{ max-width:100%; display:block; }
a{ color:var(--teal-deep); text-decoration:none; }
a:hover{ text-decoration:underline; }

h1,h2,h3,h4{ font-family:'Space Grotesk',system-ui,sans-serif; line-height:1.08; letter-spacing:-.02em; margin:0; font-weight:700; }
h1{ font-size:clamp(34px,5.2vw,60px); }
h2{ font-size:clamp(26px,3.4vw,40px); }
h3{ font-size:clamp(19px,2vw,23px); letter-spacing:-.01em; }
p{ margin:0; }
strong{ font-weight:600; }
em{ font-style:normal; font-weight:600; color:var(--teal-deep); }

.accent{ color:var(--teal); }
.amber{ color:var(--amber); }
.coral{ color:var(--coral); }

/* ---------- layout ---------- */
.container{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }
section{ padding:clamp(46px,7vw,92px) 0; }
.section--tint{ background:var(--tint); border-top:1px solid var(--hair); border-bottom:1px solid var(--hair); }
.section--ink{ background:var(--ink); color:#EAF1F5; }
.section--ink h2,.section--ink h3{ color:#fff; }
.lead{ font-size:clamp(18px,2.2vw,23px); color:var(--slate); max-width:62ch; }
.measure{ max-width:64ch; }
.eyebrow{
  font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:14px;
  letter-spacing:.16em; text-transform:uppercase; color:var(--teal);
  display:inline-flex; align-items:center; gap:10px; margin-bottom:18px;
}
.eyebrow::before{ content:""; width:24px; height:2px; background:var(--teal); }
.kicker{ font-size:15px; color:var(--slate); }
.stack-sm > * + *{ margin-top:14px; }
.center{ text-align:center; }
.center .lead{ margin-left:auto; margin-right:auto; }

/* ---------- header / nav ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(251,252,253,.85); backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--hair);
}
.nav{ display:flex; align-items:center; gap:18px; height:66px; }
.brand{ font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:22px; letter-spacing:-.03em; color:var(--ink); }
.brand:hover{ text-decoration:none; }
.brand .dot{ color:var(--teal); }
.nav-menu{ display:flex; align-items:center; gap:6px; margin-left:auto; }
.nav-menu a{ color:var(--ink); font-size:15.5px; font-weight:500; padding:8px 12px; border-radius:8px; }
.nav-menu a:hover{ background:var(--teal-soft); text-decoration:none; }
.nav-menu a[aria-current="page"]{ color:var(--teal-deep); }
.nav-cta{ margin-left:6px; }
.nav-toggle{ display:none; margin-left:auto; background:none; border:1px solid var(--hair); border-radius:10px; width:42px; height:42px; cursor:pointer; align-items:center; justify-content:center; }
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{ content:""; display:block; width:18px; height:2px; background:var(--ink); position:relative; }
.nav-toggle span::before{ position:absolute; top:-6px; } .nav-toggle span::after{ position:absolute; top:6px; }

/* ---------- buttons ---------- */
.btn{ display:inline-flex; align-items:center; gap:8px; font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:16px;
  padding:12px 22px; border-radius:999px; border:1px solid transparent; cursor:pointer; transition:transform .08s ease, box-shadow .2s ease; }
.btn:hover{ text-decoration:none; transform:translateY(-1px); }
.btn-primary{ background:var(--teal); color:#fff; box-shadow:0 6px 18px rgba(17,165,148,.28); }
.btn-primary:hover{ background:var(--teal-deep); color:#fff; }
.btn-ghost{ background:#fff; color:var(--ink); border-color:var(--hair); }
.btn-ghost:hover{ border-color:var(--teal); color:var(--teal-deep); }
.btn-lg{ font-size:18px; padding:15px 30px; }
.btn-link{ font-weight:600; color:var(--teal-deep); }
.cta-row{ display:flex; flex-wrap:wrap; gap:14px; align-items:center; margin-top:28px; }

/* ---------- hero ---------- */
.hero{ padding:clamp(56px,8vw,104px) 0 clamp(40px,6vw,72px); }
.hero h1{ max-width:18ch; }
.hero .lead{ margin-top:22px; }

/* ---------- cards / grids ---------- */
.grid{ display:grid; gap:22px; }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.card{ background:var(--panel); border:1px solid var(--hair); border-radius:var(--radius); padding:26px; box-shadow:var(--shadow); }
.card .tag{ font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:13px; letter-spacing:.04em; text-transform:uppercase; color:var(--slate); }
.card h3{ margin:10px 0 10px; }
.card p{ color:var(--slate); font-size:16.5px; }
.card .icon{ width:40px; height:40px; margin-bottom:14px; color:var(--teal); }

/* numbered feature blocks */
.feature{ display:grid; grid-template-columns:64px 1fr; gap:20px; align-items:start; }
.feature .num{ font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:26px; color:var(--teal);
  width:56px; height:56px; border-radius:14px; background:var(--teal-soft); display:flex; align-items:center; justify-content:center; }
.feature h3{ margin-bottom:8px; }
.feature p{ color:var(--slate); }
.feature + .feature{ margin-top:40px; }

/* chips */
.chips{ display:flex; flex-wrap:wrap; gap:10px; }
.chip{ display:inline-flex; align-items:center; gap:9px; background:#fff; border:1px solid var(--hair); border-radius:999px;
  padding:9px 16px; font-size:15.5px; font-weight:500; box-shadow:var(--shadow); }
.chip svg{ width:18px; height:18px; color:var(--teal); }
.chip--ink{ background:var(--ink); color:#fff; border-color:transparent; }

/* "what wubs is not" */
.notlist{ list-style:none; margin:0; padding:0; display:grid; gap:14px; }
.notlist li{ padding-left:34px; position:relative; font-size:18px; }
.notlist li::before{ content:"✕"; position:absolute; left:0; top:1px; color:var(--coral); font-weight:700; }
.notlist b{ color:var(--ink); }

/* steps */
.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; counter-reset:step; }
.step{ background:#fff; border:1px solid var(--hair); border-radius:var(--radius); padding:26px; box-shadow:var(--shadow); }
.step .n{ font-family:'Space Grotesk',sans-serif; font-weight:700; color:var(--teal); font-size:15px; letter-spacing:.06em; }
.step h3{ margin:10px 0 8px; }
.step p{ color:var(--slate); font-size:16.5px; }

/* guarantees */
.guarantees{ display:grid; gap:26px; }
.guarantee{ display:grid; grid-template-columns:auto 1fr; gap:18px; align-items:start; padding-bottom:26px; border-bottom:1px solid var(--hair); }
.guarantee:last-child{ border-bottom:0; }
.guarantee .g-n{ font-family:'Space Grotesk',sans-serif; font-weight:700; color:#fff; background:var(--teal); width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center; }
.guarantee h3{ margin-bottom:6px; }
.guarantee p{ color:var(--slate); }

/* callout / risk box */
.callout{ background:var(--teal-soft); border:1px solid rgba(17,165,148,.3); border-radius:var(--radius); padding:clamp(26px,4vw,40px); }
.callout ul{ margin:18px 0 0; padding:0; list-style:none; display:grid; gap:14px; }
.callout li{ padding-left:30px; position:relative; }
.callout li::before{ content:"✓"; position:absolute; left:0; color:var(--teal-deep); font-weight:700; }
.callout .closer{ margin-top:22px; font-size:clamp(18px,2.2vw,22px); font-family:'Space Grotesk',sans-serif; font-weight:600; }

/* verdict chips strip */
.verdict{ display:flex; flex-wrap:wrap; gap:12px; margin-top:30px; }
.verdict .v{ background:#fff; border:1px solid var(--hair); border-radius:12px; padding:14px 18px; font-weight:600; font-size:15.5px; box-shadow:var(--shadow); display:flex; gap:10px; align-items:center; }
.verdict .v::before{ content:"✓"; color:var(--teal); font-weight:800; }

/* comparison table (trust) */
.compare{ width:100%; border-collapse:separate; border-spacing:0; background:#fff; border:1px solid var(--hair); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); }
.compare th,.compare td{ text-align:left; padding:16px 18px; border-bottom:1px solid var(--hair); vertical-align:top; font-size:16px; }
.compare thead th{ font-family:'Space Grotesk',sans-serif; font-size:15px; background:var(--tint); }
.compare thead th:nth-child(3){ color:var(--teal-deep); }
.compare td:first-child{ font-weight:600; color:var(--ink); width:34%; }
.compare td:nth-child(2){ color:var(--slate); }
.compare td:nth-child(3){ color:var(--ink); font-weight:500; background:rgba(17,165,148,.05); }
.compare tr:last-child td{ border-bottom:0; }
.shade-line{ margin-top:20px; font-size:clamp(18px,2.2vw,22px); font-family:'Space Grotesk',sans-serif; font-weight:600; color:var(--ink); }

/* faq accordion */
.faq{ display:grid; gap:14px; max-width:820px; }
.faq details{ background:#fff; border:1px solid var(--hair); border-radius:14px; padding:4px 20px; box-shadow:var(--shadow); }
.faq summary{ cursor:pointer; list-style:none; padding:18px 30px 18px 0; font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:18px; position:relative; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; position:absolute; right:0; top:14px; font-size:24px; color:var(--teal); font-weight:400; }
.faq details[open] summary::after{ content:"–"; }
.faq details p{ color:var(--slate); padding:0 0 20px; font-size:16.5px; }
.faq .group-label{ font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:14px; letter-spacing:.1em; text-transform:uppercase; color:var(--slate); margin:26px 0 4px; }

/* figures / diagrams */
.figure{ background:#fff; border:1px solid var(--hair); border-radius:var(--radius); padding:clamp(20px,3vw,34px); box-shadow:var(--shadow); }
.figcap{ color:var(--slate); font-size:15px; margin-top:14px; }
.split{ display:grid; grid-template-columns:1.05fr .95fr; gap:40px; align-items:center; }
.split--rev{ grid-template-columns:.95fr 1.05fr; }

/* after-visit summary card (home) */
.avs{ background:#fff; border:1px solid var(--hair); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); }
.avs__head{ background:var(--ink); color:#fff; font-family:'Space Grotesk',sans-serif; font-weight:600; padding:16px 22px; display:flex; justify-content:space-between; align-items:center; }
.avs__head span{ font-family:'Inter',sans-serif; font-weight:400; font-size:13px; color:#8FB7CF; }
.avs__list{ list-style:none; margin:0; padding:14px 22px 20px; display:grid; gap:14px; }
.avs__list li{ padding-left:36px; position:relative; font-size:17px; }
.avs__list li::before{ content:""; position:absolute; left:0; top:2px; width:22px; height:22px; border-radius:6px; background:var(--teal-soft); border:1px solid var(--teal); }
.avs__list li::after{ content:""; position:absolute; left:6px; top:6px; width:9px; height:5px; border-left:2px solid var(--teal); border-bottom:2px solid var(--teal); transform:rotate(-45deg); }
.avs__stamp{ display:inline-block; margin-top:10px; border:2px solid var(--coral); color:var(--coral); font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:13px; letter-spacing:.12em; padding:6px 12px; border-radius:8px; transform:rotate(-3deg); }

/* layered memory stack (technology) */
.lstack{ display:grid; gap:10px; }
.layer{ display:grid; grid-template-columns:6px 1fr auto; gap:16px; align-items:center; background:#fff; border:1px solid var(--hair); border-radius:12px; padding:14px 18px; box-shadow:var(--shadow); }
.layer i{ width:6px; height:100%; min-height:38px; border-radius:3px; display:block; }
.layer b{ font-family:'Space Grotesk',sans-serif; }
.layer small{ display:block; color:var(--slate); font-size:14.5px; margin-top:2px; }
.layer .src{ font-size:13px; color:var(--teal); white-space:nowrap; }
.flowrow{ display:flex; flex-wrap:wrap; gap:14px; margin-top:18px; }
.flowrow .f{ flex:1 1 240px; border:1px solid var(--hair); border-radius:12px; padding:16px 18px; background:var(--tint); }
.flowrow .f b{ font-family:'Space Grotesk',sans-serif; display:block; margin-bottom:2px; }
.flowrow .f small{ color:var(--slate); }

/* plain bullet list */
.bullets{ list-style:none; margin:18px 0 0; padding:0; display:grid; gap:14px; }
.bullets li{ padding-left:26px; position:relative; color:var(--slate); font-size:16.5px; }
.bullets li::before{ content:""; position:absolute; left:3px; top:11px; width:7px; height:7px; border-radius:50%; background:var(--teal); }
.bullets b{ color:var(--ink); }

/* legal / long-form prose (privacy, terms, integrations) */
.prose{ max-width:74ch; }
.prose .meta{ color:var(--slate); font-size:16px; margin-top:10px; }
.prose h2{ font-size:clamp(20px,2.2vw,26px); margin:36px 0 10px; }
.prose h3{ margin:22px 0 8px; }
.prose p{ margin-top:12px; color:var(--ink); }
.prose ul{ margin:14px 0 0; padding-left:22px; }
.prose ul.clean{ list-style:none; padding-left:0; display:grid; gap:12px; }
.prose ul.clean li{ padding-left:26px; position:relative; }
.prose ul.clean li::before{ content:""; position:absolute; left:3px; top:11px; width:7px; height:7px; border-radius:50%; background:var(--teal); }
.prose li{ margin-bottom:8px; }
.prose .notice{ margin-top:28px; background:var(--amber-soft); border:1px solid rgba(224,152,46,.4); border-radius:14px; padding:18px 20px; font-size:16px; color:var(--ink); }

/* references */
.refs{ columns:2; column-gap:40px; font-size:14.5px; color:var(--slate); }
.refs li{ break-inside:avoid; margin-bottom:10px; }

/* CTA band */
.ctaband{ text-align:center; }
.ctaband h2{ max-width:18ch; margin:0 auto; }
.ctaband .lead{ margin:16px auto 0; }

/* footer */
.site-footer{ background:var(--ink); color:#AEC1CE; padding:56px 0 40px; font-size:15px; }
.site-footer a{ color:#CFE0E9; }
.foot-top{ display:flex; flex-wrap:wrap; gap:30px; justify-content:space-between; align-items:flex-start; }
.foot-brand{ font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:22px; color:#fff; }
.foot-brand .dot{ color:var(--teal); }
.foot-links{ display:flex; flex-wrap:wrap; gap:24px; }
.foot-note{ margin-top:30px; padding-top:24px; border-top:1px solid rgba(255,255,255,.12); color:#8095A3; max-width:70ch; }

/* modal (invite / contact — coming soon) */
.modal-overlay{ position:fixed; inset:0; background:rgba(15,30,46,.55); display:none; align-items:center; justify-content:center; z-index:100; padding:24px; }
.modal-overlay.open{ display:flex; }
.modal{ background:#fff; border-radius:18px; max-width:460px; width:100%; padding:36px; box-shadow:0 30px 80px rgba(0,0,0,.3); text-align:center; }
.modal h3{ margin-bottom:10px; }
.modal p{ color:var(--slate); margin-bottom:24px; }
.modal .close{ background:none; border:0; font-size:24px; position:absolute; }

/* ---------- responsive ---------- */
@media (max-width:880px){
  .grid-2,.grid-3,.steps,.split,.split--rev{ grid-template-columns:1fr; }
  .refs{ columns:1; }
  .nav-menu{ position:absolute; top:66px; left:0; right:0; flex-direction:column; align-items:stretch; gap:0;
    background:var(--paper); border-bottom:1px solid var(--hair); padding:8px 16px 16px; display:none; }
  .nav-menu.open{ display:flex; }
  .nav-menu a{ padding:14px 8px; border-radius:0; border-bottom:1px solid var(--hair); }
  .nav-cta{ margin:12px 8px 0; justify-content:center; }
  .nav-toggle{ display:inline-flex; }

  /* responsive comparison table → stacked cards */
  .compare, .compare tbody, .compare tr, .compare td{ display:block; width:100%; }
  .compare thead{ display:none; }
  .compare tr{ border-bottom:1px solid var(--hair); padding:8px 0; }
  .compare td{ border:0; padding:6px 18px; }
  .compare td:first-child{ width:auto; padding-top:16px; font-size:17px; }
  .compare td:nth-child(2)::before{ content:"Usual way — "; font-weight:600; color:var(--coral); }
  .compare td:nth-child(3){ background:transparent; }
  .compare td:nth-child(3)::before{ content:"Wubs — "; font-weight:600; color:var(--teal-deep); }
}
@media (max-width:520px){
  .feature{ grid-template-columns:1fr; gap:10px; }
}