:root {
  --bg: #050913;
  --bg-soft: #0b1220;
  --surface: rgba(14, 24, 42, 0.78);
  --surface-strong: #101a2d;
  --text: #eef6ff;
  --muted: #9fb0c8;
  --cyan: #67e8f9;
  --violet: #8b5cf6;
  --line: rgba(159, 176, 200, 0.16);
  --success: #5ee6a8;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --radius: 24px;
  --max: 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;
  color: var(--text);
  background:
    radial-gradient(circle at 15% -10%, rgba(103, 232, 249, 0.18), transparent 28%),
    radial-gradient(circle at 88% 10%, rgba(139, 92, 246, 0.20), transparent 30%),
    var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .22;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 85%);
  z-index: -1;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; }

.container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.section { padding: 104px 0; }
.section--tight { padding: 72px 0; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: white;
  color: #000;
  padding: 10px 14px;
  border-radius: 8px;
  z-index: 100;
}
.skip-link:focus { left: 8px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(5, 9, 19, 0.72);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  transition: .25s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand img { width: 190px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--muted); font-weight: 650; font-size: .95rem; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--text); }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #071018;
  background: linear-gradient(135deg, var(--cyan), #a7f3d0);
  box-shadow: 0 15px 40px rgba(103, 232, 249, .18);
}
.btn-secondary {
  border-color: var(--line);
  background: rgba(255,255,255,.03);
  color: var(--text);
}
.btn-small { min-height: 42px; padding-inline: 16px; font-size: .93rem; }

.hero { padding: 92px 0 78px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.12fr .88fr; align-items: center; gap: 64px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 8px 12px;
  border: 1px solid rgba(103,232,249,.25);
  border-radius: 999px;
  color: var(--cyan);
  background: rgba(103,232,249,.06);
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 14px var(--success); }
h1 {
  margin: 0 0 24px;
  max-width: 900px;
  font-size: clamp(3rem, 7vw, 6.4rem);
  line-height: .95;
  letter-spacing: -.065em;
}
.gradient-text {
  background: linear-gradient(120deg, var(--cyan), #c4b5fd 52%, var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-copy { margin: 0 0 32px; max-width: 680px; color: var(--muted); font-size: 1.14rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 32px; color: var(--muted); font-size: .9rem; }
.hero-proof span { display: inline-flex; align-items: center; gap: 8px; }
.hero-proof span::before { content: "✓"; color: var(--success); font-weight: 900; }

.tech-orbit {
  position: relative;
  min-height: 510px;
  display: grid;
  place-items: center;
}
.orbit-glow {
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(103,232,249,.22), rgba(139,92,246,.08) 50%, transparent 70%);
  filter: blur(2px);
}
.dashboard-card {
  position: relative;
  width: min(100%, 470px);
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(18,32,55,.95), rgba(9,17,31,.92));
  box-shadow: var(--shadow);
  transform: rotate(2deg);
}
.dash-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.dash-dots { display: flex; gap: 7px; }
.dash-dots i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.2); }
.live-pill { padding: 6px 10px; border-radius: 999px; font-size: .72rem; font-weight: 800; color: var(--success); background: rgba(94,230,168,.1); }
.metric-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.metric { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.025); }
.metric small { color: var(--muted); display: block; }
.metric strong { font-size: 1.5rem; display: block; margin-top: 4px; }
.chart { height: 150px; margin-top: 16px; border-radius: 18px; border: 1px solid var(--line); overflow: hidden; position: relative; background: linear-gradient(180deg, rgba(103,232,249,.08), transparent); }
.chart svg { width: 100%; height: 100%; }
.float-chip {
  position: absolute;
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(11,18,32,.92);
  box-shadow: 0 18px 40px rgba(0,0,0,.32);
  font-size: .86rem;
  font-weight: 750;
}
.float-chip.one { top: 42px; right: -20px; }
.float-chip.two { left: -28px; bottom: 76px; }
.float-chip em { color: var(--cyan); font-style: normal; }

.logo-strip { border-block: 1px solid var(--line); background: rgba(255,255,255,.018); }
.logo-strip-inner { display: grid; grid-template-columns: .8fr 1fr 1fr; align-items: center; gap: 24px; min-height: 108px; }
.logo-strip p { color: var(--muted); margin: 0; }
.client-name { font-weight: 900; font-size: 1.25rem; letter-spacing: -.02em; }
.client-name small { display: block; color: var(--muted); font-weight: 550; font-size: .78rem; letter-spacing: 0; }

.section-head { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: end; margin-bottom: 50px; }
.section-head h2 { margin: 0; font-size: clamp(2.2rem, 5vw, 4.2rem); line-height: 1.02; letter-spacing: -.045em; }
.section-head p { margin: 0; color: var(--muted); font-size: 1.05rem; }

.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(17,29,50,.78), rgba(9,17,30,.72));
  box-shadow: 0 12px 40px rgba(0,0,0,.16);
}
.service-card { padding: 28px; min-height: 310px; transition: transform .25s ease, border-color .25s ease; }
.service-card:hover { transform: translateY(-6px); border-color: rgba(103,232,249,.35); }
.icon-box { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 16px; background: linear-gradient(135deg, rgba(103,232,249,.16), rgba(139,92,246,.16)); color: var(--cyan); font-size: 1.4rem; margin-bottom: 30px; }
.service-card h3 { margin: 0 0 12px; font-size: 1.22rem; line-height: 1.25; }
.service-card p { margin: 0; color: var(--muted); font-size: .94rem; }
.service-card ul { margin: 18px 0 0; padding: 0; list-style: none; color: #c7d3e3; font-size: .88rem; }
.service-card li { margin-top: 7px; }
.service-card li::before { content: "→"; color: var(--cyan); margin-right: 8px; }

.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.case-card { position: relative; overflow: hidden; min-height: 550px; padding: 38px; display: flex; flex-direction: column; justify-content: flex-end; }
.case-card::before { content: ""; position: absolute; inset: 0; z-index: 0; opacity: .9; }
.case-card.rcac::before { background: radial-gradient(circle at 75% 18%, rgba(22,140,140,.40), transparent 32%), linear-gradient(145deg, #0b3340, #0d1726 62%); }
.case-card.epinco::before { background: radial-gradient(circle at 78% 18%, rgba(242,138,34,.35), transparent 32%), linear-gradient(145deg, #30210e, #101827 62%); }
.case-content { position: relative; z-index: 1; }
.case-badge { display: inline-block; margin-bottom: 18px; padding: 7px 11px; border-radius: 999px; font-size: .75rem; font-weight: 850; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); }
.case-card h3 { margin: 0 0 14px; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1; letter-spacing: -.04em; }
.case-card p { max-width: 580px; color: #c5d2df; }
.case-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 24px; margin-top: 24px; padding: 0; list-style: none; }
.case-list li { font-size: .9rem; color: #dde7f3; }
.case-list li::before { content: "✦"; color: var(--cyan); margin-right: 8px; }
.case-number { position: absolute; top: 22px; right: 30px; font-size: 6rem; font-weight: 900; line-height: 1; color: rgba(255,255,255,.045); z-index: 1; }

.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.step { padding: 30px; min-height: 240px; background: rgba(255,255,255,.018); border-right: 1px solid var(--line); }
.step:last-child { border-right: 0; }
.step-number { color: var(--cyan); font-weight: 900; font-size: .85rem; letter-spacing: .14em; }
.step h3 { margin: 42px 0 10px; font-size: 1.16rem; }
.step p { margin: 0; color: var(--muted); font-size: .9rem; }

.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.blog-card { overflow: hidden; transition: transform .25s ease; }
.blog-card:hover { transform: translateY(-6px); }
.blog-cover { min-height: 210px; padding: 24px; display: flex; align-items: flex-end; background: radial-gradient(circle at 80% 20%, rgba(103,232,249,.30), transparent 32%), linear-gradient(145deg, #102036, #0b111f); }
.blog-card:nth-child(2) .blog-cover { background: radial-gradient(circle at 80% 20%, rgba(139,92,246,.35), transparent 32%), linear-gradient(145deg, #22163a, #0b111f); }
.blog-card:nth-child(3) .blog-cover { background: radial-gradient(circle at 80% 20%, rgba(94,230,168,.28), transparent 32%), linear-gradient(145deg, #113328, #0b111f); }
.blog-tag { padding: 6px 10px; border-radius: 999px; background: rgba(5,9,19,.55); border: 1px solid rgba(255,255,255,.15); font-size: .74rem; font-weight: 800; }
.blog-body { padding: 25px; }
.blog-meta { color: var(--muted); font-size: .78rem; }
.blog-body h3 { margin: 10px 0 12px; font-size: 1.25rem; line-height: 1.25; }
.blog-body p { margin: 0 0 18px; color: var(--muted); font-size: .9rem; }
.text-link { color: var(--cyan); font-weight: 800; font-size: .9rem; }

.cta-wrap { padding: 0 0 104px; }
.cta {
  position: relative;
  overflow: hidden;
  padding: 62px;
  border-radius: 32px;
  border: 1px solid rgba(103,232,249,.22);
  background: linear-gradient(135deg, rgba(14,31,52,.95), rgba(24,15,50,.9));
  box-shadow: var(--shadow);
}
.cta::after { content: ""; position: absolute; width: 380px; height: 380px; border-radius: 50%; top: -170px; right: -80px; background: radial-gradient(circle, rgba(103,232,249,.30), transparent 65%); }
.cta-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr .9fr; gap: 56px; }
.cta h2 { margin: 0 0 16px; font-size: clamp(2.3rem, 5vw, 4.2rem); line-height: 1; letter-spacing: -.045em; }
.cta p { color: var(--muted); }
.contact-form { display: grid; gap: 14px; }
.field { display: grid; gap: 7px; }
.field label { font-size: .82rem; font-weight: 750; color: #d5e2f2; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(4,9,18,.5);
  color: var(--text);
  padding: 14px 15px;
  outline: none;
}
.field input:focus, .field textarea:focus { border-color: rgba(103,232,249,.55); box-shadow: 0 0 0 4px rgba(103,232,249,.08); }
.field textarea { min-height: 112px; resize: vertical; }
.form-note { color: var(--muted); font-size: .78rem; margin: 0; }
.form-status { min-height: 24px; color: var(--success); font-size: .86rem; }

.site-footer { border-top: 1px solid var(--line); padding: 32px 0; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 24px; }
.footer-brand img { width: 150px; margin-bottom: 12px; }
.footer-brand p { margin: 0; color: var(--muted); font-size: .86rem; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px; color: var(--muted); font-size: .86rem; }

/* Blog article */
.article-hero { padding: 88px 0 54px; }
.article-shell { width: min(820px, calc(100% - 40px)); margin-inline: auto; }
.back-link { display: inline-flex; margin-bottom: 28px; color: var(--cyan); font-weight: 800; }
.article-hero h1 { font-size: clamp(2.8rem, 7vw, 5.5rem); }
.article-meta { color: var(--muted); }
.article-body { padding-bottom: 110px; }
.article-body h2 { margin-top: 46px; font-size: 1.8rem; line-height: 1.2; }
.article-body p, .article-body li { color: #c6d3e2; font-size: 1.04rem; }
.article-body blockquote { margin: 36px 0; padding: 24px 26px; border-left: 3px solid var(--cyan); background: rgba(103,232,249,.05); border-radius: 0 16px 16px 0; color: #e7f7fb; }
.article-cta { margin-top: 54px; padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .hero-grid, .section-head, .cta-grid { grid-template-columns: 1fr; }
  .tech-orbit { min-height: 430px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .step:nth-child(2) { border-right: 0; }
  .step:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .blog-card:last-child { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 28px, var(--max)); }
  .section { padding: 78px 0; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .nav-links {
    position: absolute;
    left: 14px;
    right: 14px;
    top: 70px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(5,9,19,.97);
    box-shadow: var(--shadow);
  }
  .nav-links.is-open { display: flex; }
  .nav-links .btn { width: 100%; }
  .hero { padding-top: 62px; }
  .hero-grid { gap: 30px; }
  .hero h1 { font-size: clamp(3.1rem, 16vw, 5.1rem); }
  .tech-orbit { min-height: 380px; }
  .dashboard-card { transform: none; }
  .float-chip.one { right: 0; top: 12px; }
  .float-chip.two { left: 0; bottom: 36px; }
  .logo-strip-inner { grid-template-columns: 1fr; padding: 26px 0; gap: 14px; }
  .cards, .blog-grid, .process { grid-template-columns: 1fr; }
  .blog-card:last-child { grid-column: auto; }
  .step { border-right: 0 !important; border-bottom: 1px solid var(--line); }
  .step:last-child { border-bottom: 0; }
  .case-card { min-height: 580px; padding: 28px; }
  .case-list { grid-template-columns: 1fr; }
  .cta { padding: 34px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}