:root{--bg:#07090f;--bg2:#0c1019;--card:#111725;--line:#1d2638;--txt:#eef2fa;--mut:#8a96ad;--acc:#3dffa8;--acc2:#5b8cff;--warn:#ff6b6b;--r:18px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--txt);font:17px/1.6 'Inter',-apple-system,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.w{max-width:1180px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:'Space Grotesk','Inter',sans-serif;letter-spacing:-.03em;line-height:1.05}
h1{font-size:clamp(44px,7.4vw,92px);font-weight:700}
h2{font-size:clamp(34px,4.6vw,56px);font-weight:700}
h3{font-size:21px;font-weight:600;letter-spacing:-.01em}
.mut{color:var(--mut)}
.grad{background:linear-gradient(90deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--acc)}
.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--acc);box-shadow:0 0 12px var(--acc)}
/* nav */
nav{position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:50;width:min(1132px,calc(100% - 32px));display:flex;align-items:center;justify-content:space-between;padding:10px 12px 10px 20px;border:1px solid var(--line);border-radius:999px;background:rgba(9,12,19,.94);backdrop-filter:blur(18px)}
.logo{font-family:'Space Grotesk';font-weight:700;font-size:19px;display:flex;align-items:center;gap:9px}
.logo i{width:22px;height:22px;border-radius:7px;background:linear-gradient(135deg,var(--acc),var(--acc2));display:inline-block}
nav .links{display:flex;gap:26px;font-size:15px;color:var(--mut)}
nav .links a:hover{color:var(--txt)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .4s,box-shadow .4s}
.btn.p{background:var(--acc);color:#04130b;box-shadow:0 0 0 0 rgba(61,255,168,.5)}
.btn.p:hover{transform:translateY(-2px);box-shadow:0 10px 40px -8px rgba(61,255,168,.6)}
.btn.g{border:1px solid var(--line);color:var(--txt)}
.btn.g:hover{border-color:var(--mut)}
nav .btn{padding:10px 18px}
/* hero */
.hero{position:relative;padding:170px 0 90px;text-align:center}
.hero:before{content:"";position:absolute;inset:-200px 0 auto;height:900px;background:radial-gradient(600px 380px at 50% 30%,rgba(61,255,168,.14),transparent 70%),radial-gradient(500px 300px at 75% 10%,rgba(91,140,255,.16),transparent 70%);z-index:-1}
.hero p.lead{max-width:640px;margin:26px auto 36px;font-size:20px;color:var(--mut)}
.hero .ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero h1{margin-top:22px}
/* the live dialer demo */
.demo{margin:70px auto 0;max-width:960px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(180deg,#0e1420,#0a0e17);padding:22px;text-align:left;box-shadow:0 40px 120px -40px rgba(61,255,168,.25)}
.demo-top{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--mut);padding:0 6px 16px}
.demo-top b{color:var(--acc);font-weight:700;font-size:22px;vertical-align:-3px;margin-left:4px}
.lines{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.line{border:1px solid var(--line);border-radius:16px;padding:18px;background:var(--card);min-height:170px;display:flex;flex-direction:column;gap:10px;transition:border-color .5s,background .5s}
.line .who{font-weight:600}
.line .num{font-size:13px;color:var(--mut)}
.wave{display:flex;gap:3px;align-items:center;height:30px;margin-top:auto}
.wave span{width:4px;border-radius:3px;background:var(--mut);height:6px;transition:height .25s}
.tag{align-self:flex-start;font-size:12px;font-weight:600;padding:5px 10px;border-radius:999px;background:#1a2233;color:var(--mut)}
.line.human{border-color:var(--acc);background:rgba(61,255,168,.06)}
.line.human .tag{background:var(--acc);color:#04130b}
.line.human .wave span{background:var(--acc)}
.line.vm .tag,.line.scr .tag{background:rgba(255,107,107,.15);color:var(--warn)}
.line.vm,.line.scr{opacity:.8}
.line.dd .tag{background:rgba(91,140,255,.18);color:var(--acc2)}
.demo-foot{margin-top:16px;padding:14px 16px;border-radius:12px;background:#0b111c;font-size:14px;color:var(--mut);display:flex;gap:10px;align-items:center;min-height:52px}
.demo-foot .dot{width:8px;height:8px;border-radius:50%;background:var(--acc);flex:none;animation:pulse 1.4s infinite}
@keyframes pulse{50%{opacity:.25}}
/* sections */
section{padding:120px 0}
.head{max-width:720px;margin-bottom:60px}
.head p{font-size:19px;margin-top:18px}
.center{text-align:center;margin-left:auto;margin-right:auto}
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats div{padding:34px 24px;border-left:1px solid var(--line)}
.stats div:first-child{border-left:0}
.stats b{display:block;font-family:'Space Grotesk';font-size:44px;letter-spacing:-.03em}
.stats span{color:#b9c3d6;font-size:16px}
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.cell{grid-column:span 2;border:1px solid var(--line);border-radius:var(--r);background:var(--card);padding:30px;position:relative;overflow:hidden}
.cell.big{grid-column:span 3}
.cell .n{font-size:13px;color:var(--acc);font-weight:600;letter-spacing:.1em;margin-bottom:46px;display:block}
.cell p{color:var(--mut);margin-top:10px;font-size:16px}
.cell:hover{border-color:#2c3a55}
.vs{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.vs .col{border:1px solid var(--line);border-radius:var(--r);padding:34px;background:var(--card)}
.vs .col.us{border-color:rgba(61,255,168,.5);background:linear-gradient(180deg,rgba(61,255,168,.07),var(--card))}
.vs li{list-style:none;padding:13px 0;border-top:1px solid var(--line);color:#a9b4c8;display:flex;gap:12px}
.vs li:first-of-type{border-top:0}
.vs .us li{color:var(--txt)}
.vs h3{margin-bottom:16px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:s}
.step{padding:30px;border-top:2px solid var(--line)}
.step:before{counter-increment:s;content:"0" counter(s);font-family:'Space Grotesk';font-size:15px;color:var(--acc);display:block;margin-bottom:20px}
.step p{color:var(--mut);margin-top:10px}
.cta-band{border:1px solid var(--line);border-radius:28px;padding:80px 40px;text-align:center;background:radial-gradient(500px 260px at 50% 0,rgba(61,255,168,.16),transparent 70%),var(--bg2)}
.cta-band p{max-width:560px;margin:18px auto 34px;font-size:19px}
.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:30px}
.chips span{border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:14px;color:var(--mut)}
footer{border-top:1px solid var(--line);padding:40px 0 60px;color:var(--mut);font-size:14px}
footer .w{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer a{margin-right:18px}
footer a:hover{color:var(--txt)}
.rv{opacity:0;transform:translateY(24px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}}
@media (max-width:860px){
  nav .links,nav .btn.g{display:none}
  .logo{white-space:nowrap;font-size:17px}
  nav{padding:8px 8px 8px 16px}
  .hero .eyebrow{font-size:11px;letter-spacing:.08em}
  .lines{grid-template-columns:1fr}
  .line{min-height:auto}
  .stats{grid-template-columns:1fr 1fr}
  .stats div:nth-child(3){border-left:0}
  .stats div{border-top:1px solid var(--line)}
  .bento,.vs,.steps{grid-template-columns:1fr}
  .cell,.cell.big{grid-column:auto}
  section{padding:80px 0}
  .hero{padding-top:130px}
  .w{padding:0 16px}
}

/* split hero: copy left, live demo right, both on the first screen */
.hero.split{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;text-align:left;padding:140px 24px 70px}
.hero.split h1{font-size:clamp(42px,5.4vw,72px)}
.hero.split p.lead{margin:22px 0 30px;font-size:19px;max-width:520px}
.hero.split .ctas{justify-content:flex-start;align-items:center;gap:22px}
.hero.split .demo{margin:0;max-width:none}
.hero.split .lines{grid-template-columns:1fr}
.hero.split .line{min-height:0;display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;gap:2px 14px;align-items:center;padding:14px 16px}
.hero.split .line .tag{grid-column:2;grid-row:1/3;align-self:center}
.hero.split .line .wave{display:none}
.tlink{color:var(--txt);font-weight:600;font-size:15px;border-bottom:1px solid var(--line);padding-bottom:2px}
.tlink:hover{border-color:var(--acc)}
.facts{display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:center;padding:22px 0 0;color:#b9c3d6;font-size:15px}
.facts span:before{content:"✓ ";color:var(--acc);font-weight:700}
.rv{transition-duration:.6s}
@media (max-width:860px){
  .hero.split{grid-template-columns:1fr;gap:34px;padding:112px 16px 50px}
  .hero.split .eyebrow{margin-top:6px}
  .demo-top{flex-direction:column;align-items:flex-start;gap:4px}
  .facts{justify-content:flex-start;font-size:14px}
}

@media (max-width:860px){
  .hero.split{gap:22px;padding-top:104px}
  .hero.split h1{font-size:38px}
  .hero.split p.lead{display:none}
  .hero.split .ctas{margin-top:18px;flex-wrap:nowrap;gap:10px}
  .hero.split .ctas .btn{padding:12px 16px;font-size:14px}
  .hero.split .line{grid-template-columns:1fr;padding:11px 14px}
  .hero.split .line .tag{grid-column:1;grid-row:auto;order:3;margin-top:4px}
  .demo{padding:14px}
  .demo-foot{display:none}
  .facts{justify-content:center}
}
@media (max-width:860px){
  .hero.split .ctas .btn{white-space:nowrap;font-size:13.5px;padding:12px 14px}
  .hero.split .line .tag{justify-self:start}
}
.head p.mut{color:#a9b4c8}
@media (max-width:860px){
  .stats b{font-size:28px;white-space:nowrap}
  .stats div{padding:22px 16px}
  .stats span{font-size:14px}
  .facts{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px;text-align:left}
  .hero.split .line{padding:9px 14px}
  .hero.split .lines{gap:9px}
}
/* call screen walkthrough */
.screen-demo{display:grid;grid-template-columns:1fr 380px;gap:60px;align-items:center}
.phone{border:1px solid var(--line);border-radius:40px;background:#05070c;padding:18px;box-shadow:0 40px 100px -40px rgba(91,140,255,.35)}
.phone-top{text-align:center;padding:14px 0 18px;border-bottom:1px solid var(--line);margin-bottom:14px}
.phone-top b{display:block;font-size:17px}
.phone-top span{font-size:13px;color:var(--mut)}
.chat{display:flex;flex-direction:column;gap:10px;min-height:360px}
.msg{max-width:86%;padding:11px 14px;border-radius:16px;font-size:14.5px;line-height:1.45;opacity:0;transform:translateY(8px);transition:opacity .45s,transform .45s}
.msg.on{opacity:1;transform:none}
.msg small{display:block;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-bottom:3px;opacity:.75}
.msg.them{background:#1a2233;align-self:flex-start}
.msg.ai{background:rgba(91,140,255,.18);align-self:flex-end;color:#dbe5ff}
.msg.ok{background:var(--acc);color:#04130b;align-self:center;font-weight:600;text-align:center}
.sd-steps li{list-style:none;padding:18px 0;border-top:1px solid var(--line);color:#a9b4c8}
.sd-steps li b{color:var(--txt);display:block;margin-bottom:4px}
.note{font-size:13px;color:var(--mut);margin-top:16px}
@media (max-width:860px){.screen-demo{grid-template-columns:1fr;gap:30px}.phone{max-width:380px;margin:0 auto;width:100%}}