:root {
  color-scheme: dark;
  --bg: #0b1020;
  --bg-soft: #11182d;
  --surface: #151e36;
  --surface-2: #1a2542;
  --text: #f7f8fc;
  --muted: #aab3c5;
  --line: rgba(255,255,255,.10);
  --brand: #7c8cff;
  --brand-2: #63e6be;
  --accent: #ffb86b;
  --danger: #ff8a8a;
  --shadow: 0 24px 70px rgba(0,0,0,.28);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 80% 0%, rgba(124,140,255,.20), transparent 28%),
    radial-gradient(circle at 20% 20%, rgba(99,230,190,.10), transparent 24%),
    var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
::selection { background: rgba(124,140,255,.35); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 9999;
  padding: .75rem 1rem;
  background: #fff;
  color: #111;
  border-radius: 10px;
}
.skip-link:focus { left: 8px; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 110px 0; scroll-margin-top: 90px; }
.section-sm { padding: 76px 0; }
.section-kicker {
  margin: 0 0 12px;
  color: var(--brand-2);
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .8rem;
  font-weight: 800;
}
.section-title {
  margin: 0;
  max-width: 820px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.04;
  letter-spacing: -.045em;
}
.section-intro { max-width: 720px; margin: 22px 0 0; color: var(--muted); font-size: 1.08rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.scrolled {
  background: rgba(11,16,32,.82);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}
.nav-wrap { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 900; letter-spacing: -.025em; }
.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #0b1020;
  box-shadow: 0 10px 30px rgba(124,140,255,.24);
}
.nav { display: flex; align-items: center; gap: 22px; }
.nav a { color: #d7dced; font-size: .96rem; transition: color .2s ease; }
.nav a:hover, .nav a:focus-visible { color: #fff; }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch { display: inline-flex; align-items: center; gap: 6px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .9rem; }
.lang-switch strong { color: #fff; }
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  color: #fff;
}
.menu-toggle span { display: block; width: 19px; height: 2px; margin: 4px auto; background: currentColor; border-radius: 2px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible, .menu-toggle:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(124,140,255,.42);
  outline-offset: 3px;
}
.btn-primary { background: linear-gradient(135deg, var(--brand), #96a2ff); color: #091021; box-shadow: 0 14px 34px rgba(124,140,255,.22); }
.btn-primary:hover { box-shadow: 0 18px 40px rgba(124,140,255,.30); }
.btn-secondary { border-color: var(--line); background: rgba(255,255,255,.04); color: #fff; }
.btn-secondary:hover { background: rgba(255,255,255,.08); }
.btn-sm { min-height: 42px; padding: 0 15px; font-size: .92rem; }

.hero { padding: 92px 0 88px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 56px; }
.hero h1 { margin: 0; font-size: clamp(3.2rem, 7vw, 6.7rem); line-height: .93; letter-spacing: -.065em; max-width: 840px; }
.hero h1 .gradient-text { background: linear-gradient(90deg, #fff 0%, #b7c0ff 50%, #88f0d2 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-copy { margin: 24px 0 0; max-width: 690px; color: var(--muted); font-size: clamp(1.05rem, 1.6vw, 1.25rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 34px; color: var(--muted); font-size: .92rem; }
.hero-proof span { display: inline-flex; align-items: center; gap: 8px; }
.hero-proof span::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--brand-2); box-shadow: 0 0 0 5px rgba(99,230,190,.10); }
.hero-panel {
  position: relative;
  min-height: 520px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.025));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-panel::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, transparent 45%, rgba(124,140,255,.09)); pointer-events: none; }
.orbit { position: absolute; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; }
.orbit-a { width: 330px; height: 330px; right: -30px; top: 70px; }
.orbit-b { width: 220px; height: 220px; left: 38px; bottom: -35px; }
.metric-card {
  position: absolute;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(9,14,28,.78);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 45px rgba(0,0,0,.22);
}
.metric-card small { color: var(--muted); display: block; }
.metric-card strong { display: block; margin-top: 3px; font-size: 1.55rem; }
.metric-1 { left: 28px; top: 34px; }
.metric-2 { right: 28px; top: 185px; }
.metric-3 { left: 88px; bottom: 42px; }
.hero-badge {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  width: 154px;
  height: 154px;
  border-radius: 38px;
  display: grid;
  place-items: center;
  text-align: center;
  font-weight: 900;
  letter-spacing: -.035em;
  color: #07131c;
  background: linear-gradient(145deg, var(--brand-2), var(--brand));
  box-shadow: 0 28px 70px rgba(99,230,190,.20);
  rotate: -6deg;
}

.logo-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 22px 0; overflow: hidden; }
.logo-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; color: #7f8aa5; text-transform: uppercase; letter-spacing: .12em; font-size: .8rem; font-weight: 800; text-align: center; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 48px; }
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.025));
  padding: 26px;
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}
.card:hover { transform: translateY(-5px); border-color: rgba(124,140,255,.45); background: linear-gradient(180deg, rgba(124,140,255,.08), rgba(255,255,255,.025)); }
.card-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; background: rgba(124,140,255,.12); color: #c4cbff; font-weight: 900; }
.card h3 { margin: 20px 0 8px; font-size: 1.25rem; letter-spacing: -.025em; }
.card p { margin: 0; color: var(--muted); }
.card-link { margin-top: 18px; display: inline-flex; gap: 8px; align-items: center; color: #e4e7ff; font-weight: 800; font-size: .95rem; }

.about-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 50px; align-items: start; }
.about-panel { min-height: 470px; border-radius: var(--radius-lg); background: linear-gradient(145deg, #182448, #0f1730 70%); border: 1px solid var(--line); position: relative; overflow: hidden; }
.about-panel::before { content:""; position:absolute; width:270px; height:270px; border-radius:50%; background:rgba(99,230,190,.16); top:-75px; right:-75px; filter:blur(8px); }
.about-panel::after { content:""; position:absolute; width:250px; height:250px; border-radius:70px; border:1px solid rgba(255,255,255,.12); left:45px; bottom:35px; rotate:18deg; }
.about-stat { position:absolute; z-index:2; padding:18px 20px; border-radius:18px; background:rgba(8,13,26,.82); border:1px solid var(--line); }
.about-stat strong { display:block; font-size:2rem; }
.about-stat small { color:var(--muted); }
.about-stat.a { left:28px; top:36px; }
.about-stat.b { right:30px; top:188px; }
.about-stat.c { left:90px; bottom:34px; }
.feature-list { display: grid; gap: 14px; margin-top: 30px; }
.feature-item { display: grid; grid-template-columns: 36px 1fr; gap: 14px; align-items: start; }
.feature-dot { width: 36px; height: 36px; display:grid; place-items:center; border-radius:12px; background:rgba(99,230,190,.10); color:var(--brand-2); font-weight:900; }
.feature-item h3 { margin: 2px 0 4px; font-size: 1.05rem; }
.feature-item p { margin:0; color:var(--muted); }

.portfolio-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.project-card { border:1px solid var(--line); border-radius:var(--radius-lg); overflow:hidden; background:rgba(255,255,255,.025); transition: transform .25s ease, border-color .25s ease; }
.project-card:hover { transform: translateY(-5px); border-color: rgba(99,230,190,.35); }
.project-media { aspect-ratio: 16/10; background:#11182d; overflow:hidden; }
.project-media img { width:100%; height:100%; object-fit:cover; transition: transform .45s ease; }
.project-card:hover img { transform:scale(1.035); }
.project-body { padding:24px; }
.project-meta { display:flex; justify-content:space-between; gap:12px; color:var(--muted); font-size:.88rem; }
.project-body h3 { margin:12px 0 8px; font-size:1.4rem; }
.project-body p { margin:0; color:var(--muted); }
.tags { display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
.tag { border:1px solid var(--line); border-radius:999px; padding:6px 10px; font-size:.8rem; color:#d9deef; }

.process { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-top:48px; }
.step { position:relative; padding:24px; border:1px solid var(--line); border-radius:18px; background:rgba(255,255,255,.02); }
.step-no { color:var(--brand-2); font-weight:900; font-size:.85rem; }
.step h3 { margin:18px 0 7px; }
.step p { margin:0; color:var(--muted); }

.testimonials { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-top:48px; }
.quote { padding:26px; border-radius:var(--radius-md); border:1px solid var(--line); background:rgba(255,255,255,.03); }
.quote p { margin:0; font-size:1.03rem; color:#edf0f8; }
.quote footer { display:flex; align-items:center; gap:12px; margin-top:22px; color:var(--muted); }
.avatar { width:42px; height:42px; border-radius:50%; display:grid; place-items:center; background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#0b1020; font-weight:900; }
.quote strong { display:block; color:#fff; }
.quote small { display:block; }

.faq { display:grid; gap:12px; max-width:900px; margin-top:42px; }
details { border:1px solid var(--line); border-radius:16px; background:rgba(255,255,255,.025); padding:0 20px; }
summary { list-style:none; cursor:pointer; padding:20px 0; font-weight:800; display:flex; justify-content:space-between; gap:20px; }
summary::-webkit-details-marker { display:none; }
summary::after { content:"+"; color:var(--brand-2); font-size:1.25rem; }
details[open] summary::after { content:"−"; }
details p { margin:0 0 20px; color:var(--muted); max-width:760px; }

.contact-shell { display:grid; grid-template-columns:.85fr 1.15fr; gap:26px; padding:28px; border:1px solid var(--line); border-radius:var(--radius-lg); background:linear-gradient(135deg,rgba(124,140,255,.08),rgba(99,230,190,.03)); }
.contact-copy { padding:22px; }
.contact-list { display:grid; gap:12px; margin-top:28px; color:var(--muted); }
.contact-list a:hover { color:#fff; }
.form-card { background:#0c1327; border:1px solid var(--line); border-radius:22px; padding:24px; }
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field { display:grid; gap:8px; }
.field.full { grid-column:1/-1; }
label { font-weight:700; font-size:.92rem; }
input, textarea {
  width:100%;
  border:1px solid var(--line);
  border-radius:13px;
  background:#111a31;
  color:#fff;
  padding:13px 14px;
  transition:border-color .2s ease, background .2s ease;
}
input:hover, textarea:hover { border-color:rgba(124,140,255,.34); }
input::placeholder, textarea::placeholder { color:#72809d; }
textarea { min-height:145px; resize:vertical; }
.form-note { margin:12px 0 0; color:var(--muted); font-size:.82rem; }
.hidden { position:absolute !important; width:1px !important; height:1px !important; padding:0 !important; margin:-1px !important; overflow:hidden !important; clip:rect(0,0,0,0) !important; white-space:nowrap !important; border:0 !important; }

.cta-band { padding:54px; border-radius:var(--radius-lg); background:linear-gradient(120deg,#7c8cff,#63e6be); color:#08121b; display:flex; align-items:center; justify-content:space-between; gap:32px; }
.cta-band h2 { margin:0; font-size:clamp(2rem,4vw,3.4rem); line-height:1.02; letter-spacing:-.05em; max-width:760px; }
.cta-band p { margin:14px 0 0; max-width:700px; color:rgba(8,18,27,.72); }
.cta-band .btn { background:#0b1020; color:#fff; flex:0 0 auto; }

.site-footer { padding:56px 0 28px; border-top:1px solid var(--line); }
.footer-grid { display:grid; grid-template-columns:1.3fr .7fr .7fr; gap:36px; }
.footer-copy { max-width:500px; color:var(--muted); margin-top:16px; }
.footer-title { margin:0 0 12px; font-size:.9rem; color:#fff; text-transform:uppercase; letter-spacing:.12em; }
.footer-links { display:grid; gap:9px; color:var(--muted); }
.footer-links a:hover { color:#fff; }
.footer-placeholder { color:var(--muted); cursor:default; }
.footer-bottom { display:flex; justify-content:space-between; gap:20px; margin-top:42px; padding-top:22px; border-top:1px solid var(--line); color:#7d89a4; font-size:.88rem; }

.utility-page { min-height:100vh; display:grid; place-items:center; padding:40px; }
.utility-card { width:min(100%,760px); padding:42px; border:1px solid var(--line); border-radius:var(--radius-lg); background:rgba(255,255,255,.035); box-shadow:var(--shadow); }
.utility-card h1 { font-size:clamp(2.6rem,7vw,5.8rem); margin:0; letter-spacing:-.06em; line-height:.95; }
.utility-card p { color:var(--muted); font-size:1.08rem; max-width:620px; }
.utility-actions { display:flex; flex-wrap:wrap; gap:12px; margin-top:24px; }

@media (max-width: 980px) {
  .nav { position:fixed; inset:78px 20px auto 20px; max-height:calc(100dvh - 98px); overflow-y:auto; display:none; flex-direction:column; align-items:stretch; padding:18px; border:1px solid var(--line); border-radius:18px; background:#0d1428; box-shadow:var(--shadow); }
  .nav.open { display:flex; }
  .nav a { padding:9px 8px; }
  .menu-toggle { display:block; }
  .nav-actions .btn { display:none; }
  .hero-grid, .about-grid, .contact-shell { grid-template-columns:1fr; }
  .hero { padding-top:60px; }
  .hero-panel { min-height:430px; }
  .cards { grid-template-columns:repeat(2,1fr); }
  .process { grid-template-columns:repeat(2,1fr); }
  .testimonials { grid-template-columns:1fr 1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .footer-grid > :first-child { grid-column:1/-1; }
}

@media (max-width: 700px) {
  .container { width:min(calc(100% - 28px), var(--container)); }
  .section { padding:78px 0; }
  .hero { padding:46px 0 64px; }
  .hero h1 { font-size:clamp(2.85rem,15vw,4.5rem); }
  .hero-panel { min-height:365px; }
  .metric-card { transform:scale(.92); transform-origin:center; }
  .metric-1 { left:12px; top:18px; }
  .metric-2 { right:10px; top:150px; }
  .metric-3 { left:26px; bottom:18px; }
  .hero-badge { width:122px; height:122px; border-radius:30px; font-size:.9rem; }
  .logo-row { grid-template-columns:repeat(2,1fr); row-gap:18px; }
  .cards, .portfolio-grid, .process, .testimonials, .form-grid, .footer-grid { grid-template-columns:1fr; }
  .footer-grid > :first-child { grid-column:auto; }
  .about-panel { min-height:390px; }
  .about-stat.b { right:14px; top:156px; }
  .about-stat.c { left:34px; bottom:24px; }
  .contact-shell { padding:16px; }
  .contact-copy { padding:12px; }
  .form-card { padding:18px; }
  .cta-band { padding:30px; flex-direction:column; align-items:flex-start; }
  .footer-bottom { flex-direction:column; }
  .lang-switch { padding:6px 8px; }
  .nav-wrap { min-height:70px; }
  .nav { inset:70px 14px auto 14px; }
}

@media (max-width: 390px) {
  .site-header .brand > span:last-child { display:none; }
  .nav-wrap { gap:12px; }
  .nav-actions { gap:8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior:auto !important; animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}