/* ░░░░░ VibeCraft landing — styles ░░░░░ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#08080f; --bg2:#0d0d18; --panel:#12121e; --panel2:#171726;
  --line:rgba(255,255,255,.09); --line2:rgba(255,255,255,.14);
  --tx:#ececf6; --mut:#9a9ab4; --mut2:#6e6e88;
  --a1:#7c5cff; --a2:#a855f7; --a3:#22d3ee;
  --grad:linear-gradient(135deg,#7c5cff 0%,#a855f7 48%,#22d3ee 100%);
  --grad-soft:linear-gradient(135deg,rgba(124,92,255,.16),rgba(34,211,238,.10));
  --shadow:0 24px 70px -20px rgba(0,0,0,.7);
  --r:18px; --r-sm:12px; --maxw:1160px;
}
:root[data-theme="light"]{
  --bg:#f6f6fb; --bg2:#eef0f7; --panel:#ffffff; --panel2:#f4f5fb;
  --line:rgba(20,20,40,.10); --line2:rgba(20,20,40,.16);
  --tx:#15152a; --mut:#54546e; --mut2:#8a8aa2;
  --grad-soft:linear-gradient(135deg,rgba(124,92,255,.10),rgba(34,211,238,.07));
  --shadow:0 24px 60px -24px rgba(60,50,120,.28);
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--tx);font-family:'Inter',system-ui,sans-serif;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3{font-family:'Unbounded',sans-serif;font-weight:700;line-height:1.12;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
b{font-weight:700}
s{opacity:.5}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px;width:100%}
.wrap-narrow{max-width:820px}

/* gradient text */
.rot,.logo-mark,.stat b,.num,.price-num b{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* ░ buttons ░ */
.btn{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;padding:13px 24px;border-radius:999px;font-weight:600;
  font-size:15px;border:0;cursor:pointer;transition:transform .18s,box-shadow .18s,filter .18s;
  box-shadow:0 10px 30px -10px rgba(124,92,255,.6);line-height:1.15;text-align:center}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(124,92,255,.75);filter:saturate(1.1)}
.btn-lg{padding:17px 34px;font-size:17px}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-sub{font-weight:400;font-size:12px;opacity:.85;margin-top:2px}
.btn-block{display:flex;width:100%}
.btn-ghost{background:transparent;color:var(--tx);border:1px solid var(--line2);box-shadow:none}
.btn-ghost:hover{background:var(--panel2);box-shadow:none}

/* ░ header ░ */
.hd{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.hd.scrolled{border-color:var(--line)}
.hd-in{display:flex;align-items:center;gap:24px;height:66px}
.logo{font-family:'Unbounded';font-weight:700;font-size:20px;display:flex;align-items:center;gap:8px}
.logo-mark{font-family:inherit}
.nav{display:flex;gap:26px;margin-left:14px}
.nav a{color:var(--mut);font-size:15px;font-weight:500;transition:color .2s}
.nav a:hover{color:var(--tx)}
.hd-act{margin-left:auto;display:flex;align-items:center;gap:12px}
.theme-btn{background:var(--panel);border:1px solid var(--line);width:38px;height:38px;border-radius:11px;
  cursor:pointer;font-size:16px;color:var(--tx);transition:border-color .2s,transform .2s}
.theme-btn:hover{border-color:var(--line2);transform:rotate(-12deg)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:22px;height:2px;background:var(--tx);border-radius:2px;transition:.3s}

/* ░ hero ░ */
.hero{position:relative;padding:76px 0 60px;overflow:hidden}
.aurora{position:absolute;inset:-30% -10% auto;height:720px;
  background:radial-gradient(50% 50% at 20% 20%,rgba(124,92,255,.5),transparent 60%),
    radial-gradient(45% 45% at 80% 10%,rgba(34,211,238,.4),transparent 60%),
    radial-gradient(40% 40% at 55% 45%,rgba(168,85,247,.4),transparent 60%);
  filter:blur(50px);opacity:.5;pointer-events:none;z-index:0;animation:float 14s ease-in-out infinite alternate}
@keyframes float{to{transform:translate3d(0,26px,0) scale(1.06)}}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--a3);
  background:var(--grad-soft);border:1px solid var(--line);padding:7px 14px;border-radius:999px;margin-bottom:22px}
.hero h1{font-size:clamp(34px,5vw,58px);font-weight:800;margin-bottom:20px}
.rot{display:inline-block;min-width:2ch}
.lead{font-size:19px;color:var(--mut);max-width:540px;margin-bottom:30px}
.lead b{color:var(--tx)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.chips li{font-size:13.5px;color:var(--mut);background:var(--panel);border:1px solid var(--line);
  padding:8px 14px;border-radius:999px}

/* hero demo card */
.hero-demo{position:relative}
.demo-card{position:relative;z-index:2;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}
.demo-bar{display:flex;align-items:center;gap:7px;padding:13px 16px;border-bottom:1px solid var(--line);
  background:var(--panel2)}
.demo-bar i{width:11px;height:11px;border-radius:50%;background:var(--line2)}
.demo-bar i:first-child{background:#ff5f57}.demo-bar i:nth-child(2){background:#febc2e}.demo-bar i:nth-child(3){background:#28c840}
.demo-bar span{margin-left:8px;font-size:12.5px;color:var(--mut2);font-family:'JetBrains Mono'}
.demo-body{padding:20px;display:flex;flex-direction:column;gap:14px;min-height:250px}
.msg{max-width:88%;padding:12px 15px;border-radius:14px;font-size:14.5px;opacity:0;transform:translateY(8px);
  animation:pop .5s forwards}
.msg.you{align-self:flex-end;background:var(--grad);color:#fff;border-bottom-right-radius:4px;animation-delay:.2s}
.msg.bot{align-self:flex-start;background:var(--panel2);border:1px solid var(--line);border-bottom-left-radius:4px;
  animation-delay:1s;color:var(--tx)}
.bot-name{display:block;font-size:12px;color:var(--a2);font-weight:600;margin-bottom:5px}
@keyframes pop{to{opacity:1;transform:none}}
.build{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.build-row{font-size:13px;color:var(--mut);display:flex;gap:8px;align-items:center;opacity:0;animation:pop .4s forwards}
.build-row b{color:var(--a3)}
.build-row:nth-child(1){animation-delay:1.5s}.build-row:nth-child(2){animation-delay:2s}
.build-row:nth-child(3){animation-delay:2.5s}.build-row.done{animation-delay:3s;color:var(--tx);font-weight:600}
.build-row.done b{color:#28c840}
.demo-glow{position:absolute;inset:12% 8%;background:var(--grad);filter:blur(60px);opacity:.28;z-index:1;border-radius:50%}

/* ░ strip ░ */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}
.strip-in{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:34px 22px}
.stat{text-align:center}
.stat b{font-family:'Unbounded';font-size:30px;font-weight:800;display:block}
.stat span{font-size:13.5px;color:var(--mut)}

/* ░ sections ░ */
.sec{padding:88px 0}
.sec-alt{background:var(--bg2)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 52px}
.tag{display:inline-block;font-size:13px;font-weight:600;color:var(--a2);letter-spacing:.05em;
  text-transform:uppercase;margin-bottom:14px}
.tag.light{color:#fff;opacity:.9}
.sec-head h2{font-size:clamp(26px,3.6vw,40px);margin-bottom:14px}
.sub{font-size:17px;color:var(--mut)}

/* grids/cards */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;
  transition:transform .25s,border-color .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);border-color:var(--line2);box-shadow:var(--shadow)}
.card h3{font-size:19px;margin:16px 0 9px}
.card p{color:var(--mut);font-size:15px}
.card p b{color:var(--tx)}
.ic{width:54px;height:54px;border-radius:14px;background:var(--grad-soft);border:1px solid var(--line);
  display:grid;place-items:center;font-size:26px}
.ic.sm{width:46px;height:46px;font-size:22px;border-radius:12px}

.feat{padding:6px}
.feat h3{font-size:17px;margin:14px 0 7px}
.feat p{color:var(--mut);font-size:14.5px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;padding:8px 4px}
.num{font-family:'Unbounded';font-size:44px;font-weight:800;display:block;margin-bottom:8px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--mut);font-size:14.5px}

/* compare table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--panel)}
.cmp{width:100%;border-collapse:collapse;min-width:720px}
.cmp th,.cmp td{padding:16px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
.cmp thead th{font-family:'Unbounded';font-size:14px;color:var(--mut);font-weight:600;vertical-align:bottom}
.cmp th.hl,.cmp td.hl{background:var(--grad-soft);color:var(--tx);font-weight:600}
.cmp thead th.hl{font-size:15px;color:var(--tx)}
.cmp tbody td:first-child{color:var(--mut);font-weight:500}
.cmp tbody tr:last-child td{border-bottom:0}

/* bento */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.bento-cell{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;
  transition:transform .25s,border-color .25s}
.bento-cell:hover{transform:translateY(-3px);border-color:var(--line2)}
.bento-cell.big{grid-column:span 2}
.bento-cell h3{font-size:18px;margin:14px 0 8px}
.bento-cell p{color:var(--mut);font-size:14.5px}

/* price */
.sec-price{background:var(--bg2)}
.price-box{display:grid;grid-template-columns:1.3fr .9fr;gap:36px;align-items:center;
  background:var(--panel);border:1px solid var(--line);border-radius:26px;padding:44px;box-shadow:var(--shadow)}
.price-left h2{font-size:clamp(24px,3vw,34px);margin:6px 0 14px}
.incl{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:10px}
.incl li{font-size:15px;color:var(--tx)}
.price-card{background:var(--grad);border-radius:20px;padding:32px 26px;text-align:center;color:#fff;
  box-shadow:0 20px 50px -18px rgba(124,92,255,.7)}
.price-eyebrow{font-size:13px;opacity:.85;letter-spacing:.05em;text-transform:uppercase}
.price-num{margin:10px 0 4px}
.price-num s{display:block;font-size:16px}
.price-num b{font-family:'Unbounded';font-size:48px;font-weight:800;-webkit-text-fill-color:#fff;color:#fff;background:none}
.price-note{font-size:13.5px;opacity:.9;display:block;margin-bottom:22px}
.price-card .btn{background:#fff;color:#5b2bd6;box-shadow:0 12px 30px -10px rgba(0,0,0,.4)}
.price-card .btn:hover{filter:brightness(.97)}
.price-mini{display:block;font-size:12.5px;opacity:.85;margin-top:14px}

/* faq */
.faq{display:flex;flex-direction:column;gap:12px}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:4px 20px;transition:border-color .2s}
.faq details[open]{border-color:var(--line2)}
.faq summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:600;font-size:16px;
  display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--a2);transition:transform .25s;font-family:'Unbounded'}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--mut);font-size:15px;padding:0 0 18px}

/* lead */
.sec-lead{position:relative;overflow:hidden;padding:90px 0}
.aurora-2{inset:auto -10% -40%;height:600px;opacity:.4}
.lead-head{text-align:center;margin-bottom:34px;position:relative;z-index:1}
.lead-head h2{font-size:clamp(26px,3.4vw,38px);margin-bottom:12px}
.lead-form{position:relative;z-index:1;background:var(--panel);border:1px solid var(--line);
  border-radius:22px;padding:34px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:16px}
.lead-form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.lead-form label{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:500;color:var(--mut)}
.opt{color:var(--mut2);font-weight:400}
.lead-form input,.lead-form select,.lead-form textarea{
  background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:13px 15px;
  color:var(--tx);font-size:15px;font-family:inherit;transition:border-color .2s;width:100%}
.lead-form input:focus,.lead-form select:focus,.lead-form textarea:focus{outline:none;border-color:var(--a1)}
.lead-form textarea{resize:vertical}
.form-note{font-size:12.5px;color:var(--mut2);text-align:center}
.form-ok{background:var(--grad-soft);border:1px solid var(--line2);border-radius:12px;padding:14px;
  text-align:center;color:var(--tx);font-weight:600}

/* footer */
.ft{border-top:1px solid var(--line);background:var(--bg2);padding:48px 0 40px}
.ft-in{text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}
.ft-brand{font-family:'Unbounded';font-weight:700;font-size:20px;display:flex;gap:8px;align-items:center}
.ft-tag{color:var(--mut);font-size:14.5px;max-width:440px}
.ft-links{display:flex;gap:22px;flex-wrap:wrap;justify-content:center;margin:6px 0}
.ft-links a{color:var(--mut);font-size:14px}
.ft-links a:hover{color:var(--tx)}
.ft-copy{color:var(--mut2);font-size:12.5px}

/* reveal anim */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ░ responsive ░ */
@media(max-width:900px){
  .nav{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;gap:0;
    background:var(--bg);border-bottom:1px solid var(--line);padding:8px 22px}
  .nav.open{display:flex}
  .nav a{padding:13px 0;border-bottom:1px solid var(--line)}
  .burger{display:flex}
  .hero-in{grid-template-columns:1fr;gap:40px}
  .hero-demo{max-width:460px;margin:0 auto;width:100%}
  .grid-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .strip-in{grid-template-columns:1fr 1fr;gap:26px}
  .bento{grid-template-columns:1fr 1fr}
  .bento-cell.big{grid-column:span 2}
  .price-box{grid-template-columns:1fr;padding:32px}
}
@media(max-width:560px){
  .sec{padding:64px 0}
  .grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .bento{grid-template-columns:1fr}
  .bento-cell.big{grid-column:span 1}
  .lead-form .row{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .btn-sm{display:none}
  .hero{padding:48px 0 40px}
  .lead-form{padding:24px}
}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .aurora,.msg,.build-row{animation:none;opacity:1;transform:none}
}