/* ============================================================
   HATCHLINE — shared design system
   Blueprint/drafting visual identity, shared by all pages.
   ============================================================ */

:root{
  --ink:        #16283F;
  --blueprint:  #2E5C86;
  --vellum:     #EEF1EE;
  --paper:      #FBFCFA;
  --orange:     #ED8936;
  --orange-dk:  #D97324;
  --graphite:   #262B30;
  --hair:       #C7CDC9;
  --hair-dk:    #9DA6A2;
  --ok:         #2E7D4F;

  --display: 'Space Grotesk', sans-serif;
  --body:    'IBM Plex Sans', sans-serif;
  --mono:    'IBM Plex Mono', monospace;

  --maxw: 1180px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--vellum);
  color:var(--graphite);
  font-family:var(--body);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; }
h1,h2,h3,h4{ font-family:var(--display); margin:0; color:var(--ink); }
p{ margin:0; }
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 28px; }
.mono{ font-family:var(--mono); }
:focus-visible{ outline:2px solid var(--orange-dk); outline-offset:3px; }

.grid-bg{
  background-image:
    linear-gradient(var(--hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: -1px -1px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--body); font-weight:600; font-size:14.5px;
  padding:13px 22px;
  border-radius:3px;
  border:1.5px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:transform .12s ease, background .15s ease, border-color .15s ease;
  white-space:nowrap;
}
.btn:active{ transform:translateY(1px); }
.btn-primary{ background:var(--orange); color:#fff; box-shadow:0 1px 0 rgba(0,0,0,.08); }
.btn-primary:hover{ background:var(--orange-dk); }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--hair-dk); }
.btn-ghost:hover{ border-color:var(--ink); }
.btn-dark{ background:var(--ink); color:#fff; }
.btn-dark:hover{ background:#0f1c2e; }
.btn-sm{ padding:9px 16px; font-size:13px; }

/* ---------- nav ---------- */
header.nav{
  position:sticky; top:0; z-index:50;
  background:rgba(238,241,238,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--hair);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between; padding:16px 28px; }
.brand{ display:flex; align-items:baseline; gap:10px; text-decoration:none; }
.brand-mark{ font-family:var(--display); font-weight:700; font-size:19px; color:var(--ink); letter-spacing:.01em; }
.brand-mark span{ color:var(--orange); }
.brand-sub{ font-family:var(--mono); font-size:10.5px; letter-spacing:.09em; color:var(--hair-dk); text-transform:uppercase; }
nav.links{ display:flex; align-items:center; gap:30px; }
nav.links a{ font-size:14px; font-weight:500; text-decoration:none; color:var(--graphite); border-bottom:1px solid transparent; padding-bottom:2px; transition:border-color .15s ease, color .15s ease; }
nav.links a:hover{ border-color:var(--orange); color:var(--ink); }
.nav-cta{ display:flex; align-items:center; gap:14px; }

/* ---------- section shells ---------- */
section{ padding:80px 0; }
.eyebrow{ font-family:var(--mono); font-size:11.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--blueprint); margin-bottom:12px; display:block; }
.section-head{ max-width:640px; margin-bottom:48px; }
.section-head h2{ font-size:clamp(26px,3vw,36px); line-height:1.15; }
.section-head p{ margin-top:14px; font-size:16px; color:#4B5157; }

/* ---------- schedule / comparison table ---------- */
.schedule-wrap{ background:var(--paper); border:1px solid var(--hair); border-radius:5px; overflow:hidden; }
table.schedule{ width:100%; border-collapse:collapse; }
table.schedule caption{ text-align:left; font-family:var(--mono); font-size:11px; letter-spacing:.07em; text-transform:uppercase; color:#fff; background:var(--ink); padding:12px 20px; }
table.schedule th, table.schedule td{ text-align:left; padding:15px 20px; font-size:14.5px; border-bottom:1px solid var(--hair); }
table.schedule thead th{ font-family:var(--mono); font-size:11px; letter-spacing:.05em; text-transform:uppercase; color:var(--hair-dk); background:var(--vellum); border-bottom:1px solid var(--hair-dk); }
table.schedule tbody tr:nth-child(even){ background:rgba(46,92,134,.035); }
table.schedule tbody tr:last-child td{ border-bottom:none; }
td.col-manual{ color:#6B7278; }
td.col-bulk{ color:var(--ink); font-weight:600; }
td.col-bulk::before{ content:'✓ '; color:var(--ok); font-weight:700; }
.schedule-note{ margin-top:18px; font-size:13.5px; color:var(--hair-dk); max-width:70ch; }

/* ---------- callouts ---------- */
.callouts{ display:grid; grid-template-columns:repeat(3, 1fr); gap:1px; background:var(--hair); border:1px solid var(--hair); border-radius:5px; overflow:hidden; }
.callout{ background:var(--paper); padding:30px 26px; }
.callout .tag{ font-family:var(--mono); font-size:11px; color:var(--orange-dk); font-weight:600; letter-spacing:.04em; display:inline-block; margin-bottom:14px; }
.callout h3{ font-size:18px; margin-bottom:9px; }
.callout p{ font-size:14.5px; color:#4B5157; }

/* ---------- workflow ---------- */
.workflow{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.wf-card{ background:var(--paper); border:1px solid var(--hair); border-radius:5px; padding:30px 26px 26px; }
.wf-num{ font-family:var(--mono); font-size:13px; font-weight:600; color:var(--blueprint); border:1px solid var(--blueprint); display:inline-block; padding:3px 9px; border-radius:2px; margin-bottom:16px; }
.wf-card h3{ font-size:19px; margin-bottom:10px; }
.wf-card p{ font-size:14.5px; color:#4B5157; }

/* ---------- pricing ---------- */
.pricing{ display:grid; grid-template-columns:repeat(auto-fit, minmax(260px,1fr)); gap:22px; }
.price-card{ background:var(--paper); border:1px solid var(--hair); border-radius:6px; padding:32px 28px; display:flex; flex-direction:column; gap:16px; }
.price-tag{ font-family:var(--display); font-size:14px; color:var(--hair-dk); font-weight:600; text-transform:uppercase; letter-spacing:.04em; }
.price-amount{ display:flex; align-items:baseline; gap:10px; flex-wrap:wrap; }
.price-amount .big{ font-family:var(--display); font-size:38px; font-weight:700; color:var(--ink); }
.price-amount .alt{ font-family:var(--mono); font-size:14px; color:var(--hair-dk); }
.price-model{ font-family:var(--mono); font-size:11.5px; color:var(--orange-dk); letter-spacing:.04em; text-transform:uppercase; }
.price-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
.price-list li{ font-size:13.5px; padding-left:20px; position:relative; color:#4B5157; }
.price-list li::before{ content:'—'; position:absolute; left:0; color:var(--orange); }
.price-note{ font-size:12px; color:var(--hair-dk); }

/* ---------- credibility + FAQ ---------- */
.cred{ display:grid; grid-template-columns:.9fr 1.1fr; gap:60px; align-items:start; }
.cred-quote{ font-family:var(--display); font-size:22px; line-height:1.35; color:var(--ink); border-left:3px solid var(--orange); padding-left:22px; }
.cred-byline{ margin-top:18px; font-family:var(--mono); font-size:12.5px; color:var(--hair-dk); }
.faq-item{ border-bottom:1px solid var(--hair); }
.faq-item:first-child{ border-top:1px solid var(--hair); }
.faq-q{ width:100%; text-align:left; background:none; border:none; cursor:pointer; padding:19px 4px; display:flex; justify-content:space-between; align-items:center; gap:16px; font-family:var(--body); font-size:15.5px; font-weight:600; color:var(--ink); }
.faq-q .plus{ font-family:var(--mono); font-size:18px; color:var(--orange); flex:none; transition:transform .2s ease; }
.faq-item.open .faq-q .plus{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .25s ease; }
.faq-a-in{ padding:0 4px 20px; font-size:14.5px; color:#4B5157; max-width:60ch; }
.faq-item.open .faq-a{ max-height:260px; }

/* ---------- newsletter ---------- */
.newsletter-box{
  background:var(--paper); border:1px solid var(--hair); border-radius:8px;
  padding:44px 46px; display:flex; align-items:center; justify-content:space-between;
  gap:36px; flex-wrap:wrap;
}
.newsletter-box h2{ font-size:clamp(20px,2.6vw,26px); margin-top:8px; }
.newsletter-box p{ margin-top:10px; font-size:14.5px; color:#4B5157; max-width:44ch; }
.newsletter-form{ display:flex; gap:10px; flex:none; }
.newsletter-form input{
  width:260px; padding:13px 16px; border:1px solid var(--hair); border-radius:3px;
  font-family:var(--body); font-size:14.5px; color:var(--graphite); background:#fff;
}
.newsletter-form input:focus{ border-color:var(--orange); outline:none; }
.newsletter-msg{ font-size:13px; margin-top:14px; text-align:right; display:none; }
.newsletter-msg.ok{ color:var(--ok); display:block; }
.newsletter-msg.err{ color:#B4483C; display:block; }
@media (max-width:640px){
  .newsletter-form{ flex-direction:column; width:100%; }
  .newsletter-form input{ width:100%; }
}

/* ---------- CTA strip ---------- */
.cta-strip{ background:var(--ink); color:#fff; border-radius:8px; padding:52px 46px; display:flex; align-items:center; justify-content:space-between; gap:30px; flex-wrap:wrap; }
.cta-strip h2{ color:#fff; font-size:clamp(22px,3vw,30px); max-width:18ch; }
.cta-strip p{ color:#C9D2DB; margin-top:10px; font-size:15px; }

/* ---------- footer ---------- */
footer{ border-top:1px solid var(--hair); padding:44px 0 34px; }
.foot-grid{ display:flex; justify-content:space-between; align-items:flex-start; gap:30px; flex-wrap:wrap; }
.foot-links{ display:flex; gap:26px; font-size:13.5px; }
.foot-links a{ text-decoration:none; color:#4B5157; }
.foot-links a:hover{ color:var(--ink); }
.foot-note{ margin-top:22px; font-size:12px; color:var(--hair-dk); max-width:60ch; }
.foot-copy{ margin-top:26px; padding-top:20px; border-top:1px solid var(--hair); font-size:11.5px; color:var(--hair-dk); font-family:var(--mono); }

/* ---------- reveal-on-scroll ---------- */
.reveal{ opacity:0; transform:translateY(14px); transition:opacity .5s ease, transform .5s ease; }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){ .reveal{ opacity:1; transform:none; transition:none; } }

/* ---------- version badge + changelog ---------- */
.version-badge{
  font-family:var(--mono); font-size:11px; font-weight:600; color:var(--orange-dk);
  background:rgba(237,137,54,.1); border:1px solid var(--orange); border-radius:2px;
  padding:4px 9px; letter-spacing:.02em;
}
.changelog-wrap{ display:flex; flex-direction:column; gap:0; border:1px solid var(--hair); border-radius:5px; overflow:hidden; background:var(--paper); }
.changelog-entry{ padding:22px 24px; border-bottom:1px solid var(--hair); }
.changelog-entry:last-child{ border-bottom:none; }
.changelog-version{ display:flex; align-items:center; gap:10px; margin-bottom:12px; }
.changelog-latest{ font-family:var(--mono); font-size:10.5px; font-weight:600; color:var(--ok); text-transform:uppercase; letter-spacing:.05em; }
.changelog-list{ margin:0; padding-left:20px; display:flex; flex-direction:column; gap:7px; }
.changelog-list li{ font-size:14px; color:#4B5157; }
.changelog-download-row{ margin-top:14px; }

/* ---------- extension cards (marketplace grid) ---------- */
.category-label{ display:flex; align-items:center; gap:12px; margin-bottom:26px; }
.category-label .line{ flex:1; height:1px; background:var(--hair); }
.ext-grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(300px, 1fr)); gap:22px; }
.ext-card{
  background:var(--paper); border:1px solid var(--hair); border-radius:6px; padding:26px;
  text-decoration:none; color:inherit; display:flex; flex-direction:column; gap:14px;
  transition:border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.ext-card:hover{ border-color:var(--orange); transform:translateY(-3px); box-shadow:0 16px 30px -20px rgba(22,40,63,.35); }
.ext-icon{ width:52px; height:52px; border-radius:8px; background:var(--ink); display:flex; align-items:center; justify-content:center; font-family:var(--display); font-weight:700; color:var(--orange); font-size:20px; }
.ext-card h3{ font-size:19px; }
.card-version{ font-family:var(--mono); font-size:11px; font-weight:600; color:var(--hair-dk); vertical-align:middle; }
.ext-card .ext-tagline{ font-size:13.5px; color:#4B5157; flex:1; }
.ext-meta{ display:flex; align-items:center; justify-content:space-between; font-family:var(--mono); font-size:12px; color:var(--hair-dk); border-top:1px dashed var(--hair); padding-top:14px; }
.ext-meta .price{ color:var(--orange-dk); font-weight:600; }
.ext-badges{ display:flex; gap:6px; flex-wrap:wrap; }
.ext-badge{ font-family:var(--mono); font-size:10.5px; font-weight:600; padding:3px 8px; border:1px solid var(--hair); border-radius:3px; color:var(--hair-dk); }

/* ---------- lead-capture download modal ---------- */
.hl-modal-overlay{
  position:fixed; inset:0; background:rgba(22,40,63,.55);
  display:flex; align-items:center; justify-content:center;
  z-index:200; opacity:0; pointer-events:none; transition:opacity .2s ease;
  padding:20px;
}
.hl-modal-overlay.open{ opacity:1; pointer-events:auto; }
.hl-modal{
  background:var(--paper); border-radius:8px; padding:34px; width:100%; max-width:420px;
  position:relative; box-shadow:0 30px 60px -20px rgba(0,0,0,.4);
  transform:translateY(10px); transition:transform .2s ease;
}
.hl-modal-overlay.open .hl-modal{ transform:translateY(0); }
.hl-modal-close{
  position:absolute; top:14px; right:16px; background:none; border:none;
  font-size:22px; line-height:1; color:var(--hair-dk); cursor:pointer;
}
.hl-modal-close:hover{ color:var(--ink); }
.hl-modal h3{ font-size:22px; margin-top:6px; }
.hl-modal-sub{ font-size:13.5px; color:#4B5157; margin-top:8px; margin-bottom:20px; }
.hl-field{ margin-bottom:14px; }
.hl-field label{ display:block; font-family:var(--mono); font-size:11px; text-transform:uppercase; letter-spacing:.04em; color:var(--blueprint); margin-bottom:6px; }
.req-mark{ color:var(--orange-dk); }
.hl-field input, .hl-field select{
  width:100%; padding:10px 12px; border:1px solid var(--hair); border-radius:4px;
  font-family:var(--body); font-size:14.5px; background:#fff; color:var(--graphite);
}
.hl-field input:focus, .hl-field select:focus{ border-color:var(--orange); outline:none; }
.hl-error{ color:#B4483C; font-size:13px; margin:0 0 12px; }
.hl-privacy{ font-size:11.5px; color:var(--hair-dk); text-align:center; margin-top:12px; }

/* ---------- empty state (future category placeholder) ---------- */

.empty-card{
  border:1px dashed var(--hair-dk); border-radius:6px; padding:26px;
  display:flex; flex-direction:column; justify-content:center; gap:8px;
  color:var(--hair-dk); font-size:13.5px;
}
.empty-card strong{ color:#6B7278; font-family:var(--display); font-size:15px; }

/* ---------- responsive ---------- */
@media (max-width:980px){
  .callouts{ grid-template-columns:repeat(2,1fr); }
  .workflow{ grid-template-columns:1fr; }
  .cred{ grid-template-columns:1fr; }
  nav.links{ display:none; }
}
@media (max-width:640px){
  .callouts{ grid-template-columns:1fr; }
  section{ padding:56px 0; }
  .cta-strip{ padding:34px 24px; }
}

/* How to install */
.video-frame{ max-width:880px; aspect-ratio:16/9; background:#0F1B2D; border:1px solid var(--rule,#C9CED3); border-radius:8px; overflow:hidden; box-shadow:0 10px 30px rgba(20,35,60,.12); margin-bottom:28px; }
.video-frame iframe,.video-frame video{ width:100%; height:100%; border:0; display:block; background:#000; }
.install-steps{ max-width:880px; margin:0; padding-left:22px; color:#3E454C; font-size:15.5px; line-height:1.7; }
.install-steps li{ margin-bottom:6px; }