/* ===== TECHPROM — styles ===== */
:root{
  --bg:#0b1020;
  --bg-2:#0e1430;
  --surface:rgba(255,255,255,0.04);
  --surface-2:rgba(255,255,255,0.06);
  --border:rgba(255,255,255,0.10);
  --text:#eef1ff;
  --muted:#9aa3c7;
  --brand:#6d5efc;
  --brand-2:#22d3ee;
  --brand-3:#a855f7;
  --radius:18px;
  --maxw:1140px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:"Space Grotesk","Inter",sans-serif;line-height:1.12;letter-spacing:-.02em;margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ===== Background ===== */
.bg-grid{
  position:fixed;inset:0;z-index:-3;
  background:
    linear-gradient(180deg,var(--bg),var(--bg-2) 60%,var(--bg));
}
.bg-grid::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:54px 54px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
          mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
}
.bg-glow{position:fixed;border-radius:50%;filter:blur(90px);opacity:.45;z-index:-2;pointer-events:none}
.bg-glow--1{width:520px;height:520px;background:radial-gradient(circle,var(--brand),transparent 65%);top:-160px;left:-120px}
.bg-glow--2{width:480px;height:480px;background:radial-gradient(circle,var(--brand-2),transparent 65%);top:200px;right:-160px;opacity:.30}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(11,16,32,.55);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--brand-3));
  font-family:"Space Grotesk",sans-serif;font-weight:700;color:#fff;
  box-shadow:0 6px 18px rgba(109,94,252,.45)
}
.brand-name{font-family:"Space Grotesk",sans-serif;letter-spacing:.04em;font-size:1.05rem}
.nav{display:flex;align-items:center;gap:30px}
.nav a{color:var(--muted);font-size:.95rem;font-weight:500;transition:color .2s}
.nav a:hover{color:var(--text)}
.nav-cta{padding:9px 18px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);color:var(--text)!important}
.nav-cta:hover{border-color:var(--brand)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:.25s}
.nav-mobile{display:none;flex-direction:column;padding:8px 24px 16px;border-bottom:1px solid var(--border);background:rgba(11,16,32,.92)}
.nav-mobile a{padding:12px 4px;color:var(--muted);border-bottom:1px solid var(--border)}
.nav-mobile a:last-child{border-bottom:0}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:600;font-size:.98rem;cursor:pointer;border:1px solid transparent;transition:transform .2s var(--ease),box-shadow .2s,background .2s,border-color .2s}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-3));color:#fff;box-shadow:0 10px 28px rgba(109,94,252,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(109,94,252,.55)}
.btn-ghost{background:var(--surface);border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--brand);transform:translateY(-2px)}
.btn-block{width:100%}

/* ===== Hero ===== */
.eyebrow{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);margin:0 0 14px}
.hero{padding:84px 0 70px}
.hero-inner{max-width:860px}
.hero-title{font-size:clamp(2.3rem,5.4vw,4rem);font-weight:700}
.grad{background:linear-gradient(120deg,var(--brand-2),var(--brand),var(--brand-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:clamp(1.05rem,2vw,1.25rem);color:var(--muted);margin:24px 0 0;max-width:680px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:34px 0 0}
.hero-stats{list-style:none;display:flex;flex-wrap:wrap;gap:14px;margin:54px 0 0;padding:0}
.hero-stats li{flex:1 1 200px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}
.hero-stats strong{display:block;font-family:"Space Grotesk",sans-serif;font-size:1.15rem}
.hero-stats span{color:var(--muted);font-size:.9rem}

/* ===== Sections ===== */
.section{padding:88px 0}
.section--alt{background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,0));border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{max-width:680px;margin:0 0 48px}
.section h2{font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:700}
.section-lead{color:var(--muted);font-size:1.05rem;margin:16px 0 0}

/* ===== Cards ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 26px;transition:transform .25s var(--ease),border-color .25s,background .25s}
.card:hover{transform:translateY(-5px);border-color:rgba(109,94,252,.6);background:var(--surface-2)}
.card-icon{font-size:1.7rem;width:54px;height:54px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,rgba(109,94,252,.22),rgba(34,211,238,.16));border:1px solid var(--border);margin-bottom:18px}
.card h3{font-size:1.18rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.97rem;margin:0}

/* ===== Approach ===== */
.approach-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:18px}
.steps li{display:flex;gap:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px}
.step-no{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.1rem;color:var(--brand-2);min-width:34px}
.steps h4{font-size:1.1rem;margin-bottom:4px}
.steps p{color:var(--muted);margin:0;font-size:.96rem}

/* ===== About ===== */
.about-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:center}
.about-points{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.about-points li{display:flex;align-items:flex-start;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px 18px;color:var(--text);font-size:.98rem}
.dot{width:10px;height:10px;border-radius:50%;margin-top:7px;flex:none;background:linear-gradient(135deg,var(--brand-2),var(--brand))}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.contact-details{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:14px}
.contact-details li{display:flex;align-items:center;gap:14px;font-size:1.05rem}
.contact-details a{color:var(--text);border-bottom:1px solid transparent;transition:border-color .2s}
.contact-details a:hover{border-color:var(--brand)}
.ci{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:var(--surface-2);border:1px solid var(--border);font-size:1.1rem}

.contact-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px;display:grid;gap:16px}
.field{display:grid;gap:7px}
.field label{font-size:.88rem;font-weight:600;color:var(--muted)}
.field .opt{font-weight:400;color:var(--muted);opacity:.7}
.field input,.field textarea{
  width:100%;padding:13px 15px;border-radius:12px;border:1px solid var(--border);
  background:rgba(0,0,0,.25);color:var(--text);font:inherit;font-size:.98rem;transition:border-color .2s,box-shadow .2s
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(109,94,252,.25)}
.field textarea{resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-status{margin:4px 0 0;font-size:.92rem;min-height:1.2em}
.form-status.ok{color:#34d399}
.form-status.err{color:#fb7185}

/* ===== Footer ===== */
.site-footer{border-top:1px solid var(--border);padding:46px 0;background:rgba(0,0,0,.2)}
.footer-inner{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;align-items:center}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand strong{display:block;font-family:"Space Grotesk",sans-serif}
.footer-tag{color:var(--muted);font-size:.9rem}
.footer-meta{text-align:right}
.footer-meta p{margin:2px 0;font-size:.92rem;color:var(--muted)}
.footer-meta a{color:var(--text)}
.footer-meta .muted{opacity:.7}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:920px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .approach-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:36px}
  .footer-meta{text-align:left}
}
@media(max-width:720px){
  .nav{display:none}
  .nav-toggle{display:flex}
  .nav-mobile.open{display:flex}
  .cards{grid-template-columns:1fr}
  .hero{padding:60px 0 50px}
  .section{padding:64px 0}
  .footer-inner{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}