/* ---------- tokens ---------- */
:root{
  --ink:#0d1020;
  --ink-2:#3b4059;
  --muted:#6b7189;
  --line:#e6e8f0;
  --bg:#ffffff;
  --bg-alt:#f6f7fb;
  --accent:#6d5efc;
  --accent-2:#22d3ee;
  --accent-soft:#efedff;
  --radius:16px;
  --shadow:0 1px 2px rgba(13,16,32,.05), 0 12px 32px -12px rgba(13,16,32,.14);
  --shadow-lg:0 24px 60px -24px rgba(13,16,32,.28);
  --wrap:1140px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%}
a{color:inherit}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5.4vw,4rem);font-weight:800}
h1 em{font-style:normal;background:linear-gradient(100deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:750}
h3{font-size:1.15rem;font-weight:680}
p{margin:0 0 1rem}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:650;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);background:var(--accent-soft);
  padding:6px 12px;border-radius:999px;margin-bottom:18px;
}
.lede{font-size:1.12rem;color:var(--ink-2);max-width:56ch}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;border:1px solid transparent;
  background:var(--ink);color:#fff;font:inherit;font-weight:620;font-size:.97rem;
  text-decoration:none;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px -12px rgba(13,16,32,.55)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);box-shadow:none}
.btn-sm{padding:9px 18px;font-size:.9rem}
.btn-block{width:100%}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s}
.nav.scrolled{border-color:var(--line);box-shadow:0 6px 24px -18px rgba(13,16,32,.4)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:750;font-size:1.08rem;
  letter-spacing:-.02em;text-decoration:none}
.brand-mark{width:22px;height:22px;border-radius:7px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 4px 12px -4px var(--accent)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{text-decoration:none;font-size:.95rem;font-weight:520;color:var(--ink-2)}
.nav-links a:not(.btn):hover{color:var(--ink)}
.nav-links .btn{color:#fff}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;
  padding:10px;cursor:pointer}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(56px,8vw,104px) 0 clamp(48px,6vw,80px)}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(680px 340px at 78% 8%, rgba(109,94,252,.16), transparent 65%),
    radial-gradient(520px 300px at 8% 0%, rgba(34,211,238,.13), transparent 60%);
}
.hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
.hero-stats{display:flex;gap:40px;list-style:none;margin:44px 0 0;padding:0;flex-wrap:wrap}
.hero-stats strong{display:block;font-size:1.9rem;font-weight:780;letter-spacing:-.03em}
.hero-stats span{font-size:.87rem;color:var(--muted)}

.hero-art{position:relative;min-height:340px}
.blob{
  position:absolute;inset:8% 4% 8% 6%;border-radius:32px;
  background:linear-gradient(150deg,var(--accent),var(--accent-2));
  opacity:.92;box-shadow:var(--shadow-lg);
  animation:float 9s ease-in-out infinite;
}
.blob::after{
  content:"";position:absolute;inset:0;border-radius:32px;
  background:radial-gradient(120% 90% at 20% 10%, rgba(255,255,255,.35), transparent 55%);
}
.card-float{
  position:absolute;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:14px 16px;box-shadow:var(--shadow-lg);font-size:.85rem;color:var(--ink-2);
  display:flex;flex-direction:column;gap:4px;min-width:160px;
}
.card-float b{font-size:1.15rem;color:var(--ink);letter-spacing:-.02em}
.card-a{top:6%;left:-6%;flex-direction:row;align-items:center;gap:8px;animation:float 7s ease-in-out infinite}
.card-a b{margin-left:auto}
.card-b{bottom:6%;right:-4%;animation:float 8.5s ease-in-out infinite reverse}
.card-b svg{width:120px;height:38px;overflow:visible}
.card-b polyline{fill:none;stroke:var(--accent);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.card-b .label{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.dot{width:8px;height:8px;border-radius:50%;background:#10b981;box-shadow:0 0 0 4px rgba(16,185,129,.18)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* ---------- logos ---------- */
.logos{padding:26px 0 6px;border-top:1px solid var(--line)}
.logos-label{text-align:center;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px}
.logo-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 48px}
.logo-row span{font-weight:700;font-size:1.05rem;letter-spacing:-.02em;color:#aab0c4;
  transition:color .2s}
.logo-row span:hover{color:var(--ink-2)}

/* ---------- sections ---------- */
.section{padding:clamp(64px,8vw,104px) 0}
.section-alt{background:var(--bg-alt);border-block:1px solid var(--line)}
.section-head{max-width:640px;margin-bottom:48px}
.section-head p{color:var(--muted)}

.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s,border-color .22s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#d6d9e8}
.card .icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-size:1.25rem;color:var(--accent);background:var(--accent-soft);margin-bottom:16px;
}
.card p{color:var(--muted);font-size:.96rem}
.card ul{list-style:none;margin:16px 0 0;padding:14px 0 0;border-top:1px solid var(--line)}
.card li{font-size:.88rem;color:var(--ink-2);padding-left:20px;position:relative;margin-bottom:6px}
.card li::before{content:"→";position:absolute;left:0;color:var(--accent)}

/* work */
.work{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s}
.work:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.work-thumb{
  height:170px;background:linear-gradient(140deg,var(--a),var(--b));
  display:grid;place-items:center;position:relative;
}
.work-thumb::after{content:"";position:absolute;inset:0;
  background:radial-gradient(110% 90% at 25% 15%, rgba(255,255,255,.3), transparent 55%)}
.work-thumb span{font-size:3rem;font-weight:800;color:rgba(255,255,255,.55);letter-spacing:-.04em}
.work-body{padding:24px 24px 26px}
.tag{display:inline-block;font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--muted);margin-bottom:10px;font-weight:600}
.work p{color:var(--muted);font-size:.94rem}
.metrics{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:.9rem;color:var(--muted)}
.metrics b{color:var(--ink);font-size:1.05rem;font-weight:750}
.metrics i{font-style:normal;margin:0 8px;color:var(--line)}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  counter-reset:s}
.steps li{position:relative;padding-top:26px;border-top:2px solid var(--line)}
.steps li::before{content:"";position:absolute;top:-2px;left:0;width:38px;height:2px;background:var(--accent)}
.step-n{font-size:.8rem;font-weight:700;letter-spacing:.1em;color:var(--accent)}
.steps h3{margin:8px 0 6px}
.steps p{color:var(--muted);font-size:.94rem}

/* about */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.about-grid p:not(.lede){color:var(--muted)}
.about-grid .btn{margin-top:10px}
.quote{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 32px;box-shadow:var(--shadow-lg);position:relative}
.quote::before{content:"“";position:absolute;top:-14px;left:26px;font-size:5rem;
  color:var(--accent);opacity:.18;line-height:1;font-family:Georgia,serif}
.quote blockquote{margin:0 0 22px;font-size:1.1rem;line-height:1.6;color:var(--ink)}
.quote figcaption{display:flex;align-items:center;gap:13px}
.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  font-size:.85rem;font-weight:700;color:#fff;
  background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.quote figcaption strong{display:block;font-size:.95rem}
.quote figcaption span:last-child{font-size:.85rem;color:var(--muted)}

/* contact */
.contact{background:
  radial-gradient(600px 300px at 85% 20%, rgba(34,211,238,.12), transparent 60%),
  radial-gradient(600px 320px at 5% 80%, rgba(109,94,252,.13), transparent 60%)}
.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-list{list-style:none;margin:28px 0 0;padding:0}
.contact-list li{display:flex;flex-direction:column;padding:14px 0;border-top:1px solid var(--line)}
.contact-list strong{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.contact-list a,.contact-list li>span:last-child{font-size:1.02rem;text-decoration:none;font-weight:560}
.contact-list a:hover{color:var(--accent)}

.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;box-shadow:var(--shadow-lg)}
.field{margin-bottom:16px}
.field label{display:block;font-size:.84rem;font-weight:620;margin-bottom:6px;color:var(--ink-2)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font:inherit;font-size:.95rem;color:var(--ink);background:#fcfcfe;transition:border-color .18s,box-shadow .18s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(109,94,252,.15);background:#fff}
.field textarea{resize:vertical;min-height:100px}
.field.invalid input{border-color:#ef4444;box-shadow:0 0 0 3px rgba(239,68,68,.12)}
.form-note{margin:14px 0 0;font-size:.9rem;min-height:1.2em;text-align:center;color:#10b981;font-weight:560}
.form-note.error{color:#ef4444}

/* footer */
.footer{background:var(--ink);color:#c9cde0;padding:40px 0}
.footer .brand{color:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-links{display:flex;gap:24px}
.footer-links a{text-decoration:none;font-size:.92rem;color:#c9cde0}
.footer-links a:hover{color:#fff}
.copy{margin:0;font-size:.85rem;color:#7d84a3}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero-inner,.about-grid,.contact-inner{grid-template-columns:1fr;gap:44px}
  .hero-art{min-height:260px;order:-1}
  .card-a{left:0}.card-b{right:0}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:720px){
  body{font-size:16px}
  .burger{display:flex}
  .nav-links{
    position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 24px 20px;
    box-shadow:var(--shadow-lg);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav-links .btn{margin-top:14px;border-bottom:0;justify-content:center}
  .grid-3,.steps{grid-template-columns:1fr}
  .hero-stats{gap:26px}
  .hero-stats strong{font-size:1.6rem}
  .footer-inner{flex-direction:column;text-align:center}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}