/* ====================================================================
   Smart Node — marketing landing
   Visual sibling of the e-refined installer demo: same Inter + JetBrains
   Mono, same ink palette, same prism gradient, same node mark.
   Funnel: this page -> [Watch demo] -> e-refined wizard -> live panel.
   ==================================================================== */

*{margin:0;padding:0;box-sizing:border-box}
:root{
  --paper:#ffffff;
  --paper-warm:#fbfbfd;
  --surface:#f5f5f7;
  --ink:#1d1d1f;
  --ink-mute:#86868b;
  --ink-faint:#b4b4b7;
  --rule:#d2d2d7;
  --rule-soft:#e8e8ec;
  --prism-grad:linear-gradient(120deg,#5e5ce6 0%,#a37bff 35%,#d96bb4 65%,#ff9b6b 100%);
  --maxw:1040px;
}
html{scroll-behavior:smooth}
html,body{
  background:var(--paper);color:var(--ink);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;line-height:1.5;-webkit-font-smoothing:antialiased;
}
body{overflow-x:hidden}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.wrap.narrow{max-width:720px}
.center{text-align:center}
em{font-style:italic}
.mono{font-family:'JetBrains Mono',monospace}

/* ---------- prism helpers ---------- */
.prism{
  background:var(--prism-grad);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}

/* ---------- topbar ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;gap:24px;
  padding:18px 32px;
  background:rgba(255,255,255,.78);
  backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--rule-soft);
}
.brand{display:flex;align-items:center;gap:12px;font-weight:600;font-size:16px;color:var(--ink);text-decoration:none;letter-spacing:-.015em}
.brand svg{display:block}
.nav-links{display:flex;gap:26px;margin-left:auto}
.nav-links a{color:var(--ink-mute);text-decoration:none;font-size:14px;font-weight:500}
.nav-links a:hover{color:var(--ink)}

/* ---------- buttons (match e-refined) ---------- */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:14px 26px;
  font-family:'Inter',sans-serif;font-size:16px;font-weight:500;letter-spacing:-.005em;
  border-radius:999px;cursor:pointer;text-decoration:none;
  background:var(--ink);color:var(--paper);border:1px solid var(--ink);
  transition:opacity .2s,transform .2s;white-space:nowrap;
}
.btn:hover{opacity:.88;transform:translateY(-1px)}
.btn .arrow{font-family:'JetBrains Mono',monospace;font-size:13px;line-height:1;transform:translateY(1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--rule)}
.btn.ghost:hover{background:var(--surface)}
.btn.sm{padding:10px 20px;font-size:14px}

/* ---------- hero ---------- */
.hero{padding:88px 0 64px;text-align:center}
.hero-h1{font-size:88px;font-weight:600;letter-spacing:-.045em;line-height:1.04;margin-bottom:28px}
.hero-lead{font-size:22px;line-height:1.45;color:var(--ink-mute);max-width:640px;margin:0 auto 14px}
.hero-sub{font-size:17px;color:var(--ink-mute);max-width:640px;margin:0 auto 30px}
.cta-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.cta-row.left{justify-content:flex-start}

/* node mark (reused from e-refined, animated) */
.hero-mark{width:240px;height:240px;margin:56px auto 0}
.hero-mark svg{width:100%;height:100%;display:block}
.hero-mark .sq{transform-origin:center;transform-box:fill-box;opacity:0;animation:markIn .6s forwards}
.hero-mark .sq1{animation-delay:.35s}.hero-mark .sq2{animation-delay:.65s}
@keyframes markIn{from{opacity:0;transform:scale(.88)}to{opacity:1;transform:scale(1)}}
.hero-mark .halo{opacity:0;transform-origin:center;animation:haloIn 6s 1s ease-in-out infinite}
@keyframes haloIn{0%{opacity:0;transform:scale(.95)}18%{opacity:.7;transform:scale(1)}55%{opacity:.45;transform:scale(1.04)}100%{opacity:.7;transform:scale(1)}}
.hero-mark .dot{fill:var(--ink-faint);opacity:0;animation:dotIn .4s ease-out forwards}
.hero-mark .d1{animation-delay:1.5s}.hero-mark .d2{animation-delay:1.7s}
.hero-mark .d3{animation-delay:1.9s}.hero-mark .d4{animation-delay:2.1s}
@keyframes dotIn{to{opacity:.45}}
.hero-mark .line{stroke:var(--rule);stroke-width:.08;fill:none;stroke-dasharray:12;stroke-dashoffset:12;animation:lineIn .5s ease-out forwards}
.hero-mark .l1{animation-delay:1.7s}.hero-mark .l2{animation-delay:1.9s}
.hero-mark .l3{animation-delay:2.1s}.hero-mark .l4{animation-delay:2.3s}
@keyframes lineIn{to{stroke-dashoffset:0}}

.proofline{
  margin:64px auto 0;max-width:640px;padding-top:28px;
  border-top:1px solid var(--rule-soft);
  font-size:14.5px;color:var(--ink-mute);line-height:1.5;
}
.proofline strong{color:var(--ink);font-weight:600}

/* ---------- bands ---------- */
.band{padding:92px 0;border-top:1px solid var(--rule-soft)}
.band.alt{background:var(--paper-warm)}
.eyebrow{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-mute);margin-bottom:18px}
.eyebrow.center{text-align:center}
.head{font-size:44px;font-weight:600;letter-spacing:-.03em;line-height:1.1;max-width:16ch}
#thesis .head,#proof .head{max-width:none}
.body{margin-top:18px;font-size:18px;color:var(--ink-mute);max-width:60ch;line-height:1.5}
.body.wide{max-width:64ch}
.body strong{color:var(--ink);font-weight:600}

/* ---------- grids ---------- */
.grid{display:grid;gap:14px;margin-top:46px}
.cards{grid-template-columns:repeat(3,1fr)}
.card{
  background:var(--paper);border:1px solid var(--rule);border-radius:16px;
  padding:26px 24px;transition:transform .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 44px -24px rgba(0,0,0,.28)}
.card-tag{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:500;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-mute);display:block;margin-bottom:14px}
.card h3{font-size:20px;font-weight:600;letter-spacing:-.015em}
.card p{margin-top:9px;color:var(--ink-mute);font-size:15px}

/* integrations */
.integ{grid-template-columns:repeat(4,1fr);gap:12px}
.ico{
  background:var(--paper);border:1px solid var(--rule);border-radius:13px;
  padding:18px;display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.ico b{font-weight:600;font-size:15px}
.ico span{font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:500;letter-spacing:.04em;text-transform:uppercase;padding:3px 9px;border-radius:999px}
.ico .ok{background:rgba(46,160,90,.12);color:#1f7a45}
.ico .soon{background:var(--surface);color:var(--ink-mute)}
.ico.more{background:transparent;border-style:dashed}
.ico.more b{color:var(--ink-mute);font-weight:500}

/* pillars */
.trio{grid-template-columns:repeat(3,1fr);gap:34px;margin-top:50px}
.pillar h3{font-size:21px;font-weight:600;letter-spacing:-.015em;padding-bottom:14px;border-bottom:2px solid var(--ink);display:inline-block}
.pillar p{margin-top:18px;color:var(--ink-mute);font-size:16px}

/* ---------- demo preview ---------- */
.demo-frame{
  position:relative;display:block;width:100%;margin-top:44px;
  aspect-ratio:16/9;border:1px solid var(--rule);border-radius:20px;overflow:hidden;
  background:var(--surface);cursor:pointer;padding:0;text-decoration:none;
}
.demo-frame::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--prism-grad);z-index:2}
.demo-frame img{width:100%;height:100%;object-fit:cover;display:block}
.demo-fallback{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--ink-mute);font-size:14px}
.demo-frame .play{
  position:relative;width:78px;height:78px;border-radius:50%;background:var(--paper);
  box-shadow:0 16px 50px -12px rgba(0,0,0,.35);
}
.demo-frame .play::after{content:"";position:absolute;left:54%;top:50%;transform:translate(-50%,-50%);border-style:solid;border-width:13px 0 13px 22px;border-color:transparent transparent transparent var(--ink)}
.demo-frame:hover .play{transform:scale(1.06)}
.micro{font-size:13px;color:var(--ink-mute);margin-top:16px}

/* ---------- install code ---------- */
.code{display:flex;align-items:center;gap:12px;margin-top:30px;background:#15161A;border-radius:13px;padding:16px 16px 16px 20px}
.code code{color:#E8E8EA;font-family:'JetBrains Mono',ui-monospace,Menlo,monospace;font-size:14px;overflow:auto;white-space:nowrap}
.copy{margin-left:auto;background:#2A2C32;color:#fff;border:0;border-radius:8px;padding:8px 15px;font-size:13px;font-weight:500;cursor:pointer;font-family:'JetBrains Mono',monospace}
.copy:hover{background:#34373E}
.copy.done{background:#1f7a45}

/* ---------- quote ---------- */
.quote{font-size:30px;line-height:1.28;font-weight:500;letter-spacing:-.02em;max-width:24ch;margin:8px auto 18px}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--rule-soft);padding:34px 0}
.foot-row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.muted{color:var(--ink-mute);font-size:13.5px}

/* ====================================================================
   TRADE PAGES (trades/<slug>.html)
   ==================================================================== */
.trade-hero{padding:80px 0 56px;text-align:center;border-bottom:1px solid var(--rule-soft)}
.trade-hero .eyebrow{text-align:center}
.trade-h1{font-size:64px;font-weight:600;letter-spacing:-.04em;line-height:1.05;max-width:16ch;margin:0 auto 22px}
.trade-lead{font-size:20px;color:var(--ink-mute);max-width:600px;margin:0 auto 30px;line-height:1.45}

/* pull-quote */
.pull{
  margin:0 auto;max-width:760px;padding:34px 0;text-align:center;
  font-size:30px;font-weight:600;letter-spacing:-.02em;line-height:1.2;
}
.pull .prism{display:inline}

/* numbered levers */
.levers{grid-template-columns:repeat(2,1fr);gap:14px;margin-top:40px}
.lever{
  background:var(--paper);border:1px solid var(--rule);border-radius:16px;padding:24px 26px;
  display:flex;gap:18px;align-items:flex-start;
}
.lever .n{
  font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:500;
  color:var(--paper);background:var(--ink);min-width:30px;height:30px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.lever h3{font-size:18px;font-weight:600;letter-spacing:-.01em}
.lever p{margin-top:6px;color:var(--ink-mute);font-size:15px;line-height:1.5}
.lever .ta{display:block;margin-top:8px;font-size:13.5px;color:var(--ink-faint)}
.lever .ta b{color:var(--ink);font-weight:600}

/* honest jobs math */
.jobs{background:var(--ink);color:var(--paper);border-radius:24px;padding:56px 48px;margin-top:46px}
.jobs .eyebrow{color:#9b9ba2}
.jobs h2{color:var(--paper)}
.jobs .body{color:#c7c7cd;max-width:62ch}
.jobs-table{
  margin:34px 0 28px;width:100%;border-collapse:collapse;
  font-family:'JetBrains Mono',monospace;font-size:14px;
}
.jobs-table td,.jobs-table th{padding:11px 14px;border-bottom:1px solid #2c2c30;text-align:left;color:#d8d8dd}
.jobs-table th{color:#8d8d94;font-weight:500;text-transform:uppercase;font-size:11px;letter-spacing:.06em}
.jobs-table td:last-child,.jobs-table th:last-child{text-align:right}
.jobs-table tr.total td{border-bottom:none;color:var(--paper);font-weight:600;padding-top:16px}
.jobs-table tr.total td:last-child{background:var(--prism-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.jobs-line{font-size:22px;font-weight:600;letter-spacing:-.015em;line-height:1.3;margin-top:6px}
.jobs-line .prism{display:inline}

/* pricing */
.price-grid{grid-template-columns:repeat(2,1fr);gap:14px;margin-top:40px}
.price-card{background:var(--paper);border:1px solid var(--rule);border-radius:16px;padding:26px}
.price-card .k{font-family:'JetBrains Mono',monospace;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-mute)}
.price-card .v{font-size:26px;font-weight:600;letter-spacing:-.02em;margin-top:8px}
.price-card .d{font-size:14px;color:var(--ink-mute);margin-top:8px;line-height:1.5}
.price-anchor{margin-top:24px;font-size:16px;color:var(--ink-mute)}
.price-anchor b{color:var(--ink);font-weight:600}

/* specialists row */
.specs{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:40px}
.spec{background:var(--paper);border:1px solid var(--rule);border-radius:13px;padding:20px}
.spec .who{font-size:17px;font-weight:600;letter-spacing:-.01em}
.spec .role{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--ink-mute);margin:4px 0 10px}
.spec p{font-size:14px;color:var(--ink-mute);line-height:1.5}

/* faq */
.faq{max-width:760px;margin-top:36px}
.faq details{border-bottom:1px solid var(--rule-soft);padding:18px 0}
.faq summary{font-size:17px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--ink-mute);font-weight:400}
.faq details[open] summary::after{content:"\2013"}
.faq p{margin-top:12px;color:var(--ink-mute);font-size:15.5px;line-height:1.55}

/* trade cards on home */
.trades{grid-template-columns:repeat(3,1fr);gap:14px}
.tcard{
  background:var(--paper);border:1px solid var(--rule);border-radius:16px;padding:26px 24px;
  text-decoration:none;color:var(--ink);transition:transform .18s ease,box-shadow .18s ease;
  display:flex;flex-direction:column;gap:8px;
}
.tcard:hover{transform:translateY(-3px);box-shadow:0 18px 44px -24px rgba(0,0,0,.28)}
.tcard .tag{font-family:'JetBrains Mono',monospace;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-mute)}
.tcard h3{font-size:20px;font-weight:600;letter-spacing:-.015em}
.tcard p{color:var(--ink-mute);font-size:14.5px;line-height:1.5}
.tcard .go{margin-top:auto;padding-top:10px;font-size:14px;color:var(--ink);font-weight:500}
.tcard .go .arrow{font-family:'JetBrains Mono',monospace}

/* ====================================================================
   MODERN-PRODUCT SLICE  (hero split + product panel mock + gap chart)
   ==================================================================== */
.hero2{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  padding:88px 0 76px;border-bottom:1px solid var(--rule-soft);
}
.hero2 .col-text{text-align:left}
.hero2 .eyebrow{text-align:left}
.hero2 .trade-h1{margin:0 0 20px;max-width:none}
.hero2 .trade-lead{margin:0 0 28px}
.hero2 .cta-row{justify-content:flex-start}

/* product panel mock */
.panel-mock{
  background:var(--paper);border:1px solid var(--rule);border-radius:18px;overflow:hidden;
  box-shadow:0 40px 90px -40px rgba(28,28,32,.45);position:relative;
}
.panel-mock::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--prism-grad);z-index:2}
.pm-top{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--rule-soft);background:var(--paper-warm)}
.pm-dots{display:flex;gap:6px}
.pm-dots i{width:10px;height:10px;border-radius:50%;background:var(--rule);display:block}
.pm-title{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--ink-mute)}
.pm-live{margin-left:auto;display:flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:11px;color:#1f7a45}
.pm-live i{width:7px;height:7px;border-radius:50%;background:#27a35a;display:block;box-shadow:0 0 0 3px rgba(39,163,90,.18)}
.pm-body{padding:18px}
.pm-label{font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin:4px 2px 10px}
.pm-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 13px;border:1px solid var(--rule-soft);border-radius:10px;margin-bottom:8px}
.pm-row .t{font-size:14px;color:var(--ink)}
.pm-pill{font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.03em;padding:3px 9px;border-radius:999px;background:var(--surface);color:var(--ink-mute)}
.pm-pill.ok{background:rgba(39,163,90,.13);color:#1f7a45}
.pm-pill.run{background:rgba(124,92,255,.12);color:#5e5ce6}
.pm-budget{display:flex;align-items:center;gap:12px;padding:14px 13px 4px}
.pm-budget .bt{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--ink-mute);white-space:nowrap}
.pm-bar{flex:1;height:8px;border-radius:999px;background:var(--surface);overflow:hidden}
.pm-bar i{display:block;height:100%;width:42%;background:var(--prism-grad)}
.pm-budget .bv{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--ink)}
.pm-agents{display:flex;gap:7px;padding:14px 13px 4px}
.pm-ag{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;color:#fff;font-family:'JetBrains Mono',monospace}

/* capacity gap chart */
.gap{display:flex;align-items:flex-end;gap:34px;margin-top:8px}
.gcol{display:flex;flex-direction:column;align-items:center;gap:12px}
.gtrack{width:74px;height:220px;background:var(--surface);border-radius:10px;position:relative;overflow:hidden}
.gfill{position:absolute;left:0;right:0;bottom:0;border-radius:0 0 10px 10px}
.gfill.prod{height:100%;background:var(--prism-grad);opacity:.9}
.gfill.sales{height:44%;background:var(--ink)}
.glabel{font-size:13px;color:var(--ink-mute);text-align:center;max-width:90px;line-height:1.3}
.glabel b{display:block;color:var(--ink);font-weight:600;font-size:15px}
.gnote{align-self:center;max-width:240px;font-size:15px;color:var(--ink-mute);line-height:1.5;border-left:2px solid var(--ink);padding-left:16px}
.gnote b{color:var(--ink);font-weight:600}

/* responsive for slice */
@media(max-width:860px){
  .hero2{grid-template-columns:1fr;gap:36px;padding:48px 0 40px}
  .hero2 .cta-row{justify-content:center}
  .hero2 .col-text{text-align:center}
  .hero2 .eyebrow{text-align:center}
  .gap{flex-wrap:wrap;justify-content:center}
}

/* ---------- responsive ---------- */
@media(max-width:800px){
  .nav-links{display:none}
  .hero{padding:56px 0 44px}
  .hero-h1{font-size:52px}
  .hero-mark{width:180px;height:180px}
  .head{font-size:32px}
  .cards{grid-template-columns:1fr}
  .integ{grid-template-columns:repeat(2,1fr)}
  .trio{grid-template-columns:1fr;gap:28px}
  .band{padding:64px 0}
  .trade-h1{font-size:40px}
  .levers,.price-grid,.trades{grid-template-columns:1fr}
  .specs{grid-template-columns:1fr}
  .jobs{padding:36px 24px}
  .jobs-table{font-size:12.5px}
}
@media(max-width:520px){
  .cta-row{flex-direction:column}
  .btn{width:100%;justify-content:center}
}