:root {
  --navy: #0D1F3D;
  --navy-2: #13284B;
  --navy-3: #1B365E;
  --teal: #13A7B5;
  --teal-dark: #0C8591;
  --teal-soft: #E4F5F7;
  --slate: #9FB0C8;
  --ink: #0B1F3A;
  --body: #3F4E63;
  --muted: #66758A;
  --line: #E3E8EF;
  --bg: #FFFFFF;
  --bg-alt: #F5F7FA;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(11,31,58,.06), 0 8px 24px rgba(11,31,58,.06);
  --max: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--body);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: "Inter", system-ui, sans-serif; color: var(--ink); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); font-weight: 800; letter-spacing: -.03em; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); font-weight: 700; letter-spacing: -.025em; }
h3 { font-size: 1.12rem; font-weight: 600; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
@media (max-width: 600px) { .container { padding: 0 16px; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: "Inter", system-ui, sans-serif; font-weight: 600; font-size: .95rem;
  padding: .8em 1.4em; border-radius: 10px; border: 2px solid transparent;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
  cursor: pointer; text-decoration: none !important;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-dark); }
.btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-ghost:hover { border-color: #fff; }
.btn-sm { padding: .55em 1.1em; font-size: .9rem; }
.btn-block { width: 100%; }

.eyebrow {
  font-family: "Inter", system-ui, sans-serif; text-transform: uppercase; letter-spacing: .28em;
  font-size: .78rem; font-weight: 600; color: var(--teal); margin-bottom: 1rem;
}
.eyebrow.dark { color: var(--teal-dark); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none !important; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name { font-family: "Inter", system-ui, sans-serif; font-weight: 700; font-size: 1.45rem; color: var(--navy); letter-spacing: -.01em; }
.brand-name .nu { color: var(--teal); }
.brand-tag { font-size: .6rem; letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin-top: 3px; }
.brand.light .brand-name { color: #fff; }
.brand.light .brand-tag { color: var(--slate); }

.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a:not(.btn) { color: var(--ink); font-weight: 500; font-size: .95rem; }
.site-nav a:not(.btn):hover { color: var(--teal-dark); text-decoration: none; }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; border-radius: 2px; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 8px 16px 16px; display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav a:not(.btn) { padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .site-nav .btn { margin-top: 12px; }
}

/* Hero */
.hero { position: relative; background: var(--navy); color: #C9D4E3; overflow: hidden; }
.hero-grid-bg {
  position: absolute; inset: 0; opacity: .5;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(19,167,181,.25), transparent 45%),
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: auto, 48px 48px, 48px 48px;
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; padding-top: 96px; padding-bottom: 104px; }
.hero h1 { color: #fff; }
.hero .accent { color: var(--teal); }
.lead { font-size: 1.12rem; color: #C9D4E3; max-width: 38em; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 32px; }
.hero-points { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px 24px; font-size: .92rem; }
.hero-points li { position: relative; padding-left: 22px; }
.hero-points li::before { content: ""; position: absolute; left: 0; top: .5em; width: 10px; height: 10px; border-radius: 50%; background: var(--teal); }

.hero-visual { position: relative; }
.panel {
  position: relative; z-index: 2;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px; padding: 22px; backdrop-filter: blur(6px);
  box-shadow: 0 30px 60px rgba(0,0,0,.25);
}
.panel-head { display: flex; align-items: center; gap: 10px; color: #fff; font-family: "Inter", system-ui, sans-serif; font-weight: 600; margin-bottom: 14px; }
.panel-head img { width: 28px; height: 28px; }
.panel-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; border-top: 1px solid rgba(255,255,255,.08); font-size: .9rem; color: #E3EAF3; }
.chip { font-size: .74rem; font-weight: 600; color: var(--teal); background: rgba(19,167,181,.12); border: 1px solid rgba(19,167,181,.35); padding: 4px 10px; border-radius: 999px; white-space: nowrap; }
.node-line { position: absolute; width: 220px; right: -60px; bottom: -70px; color: rgba(255,255,255,.08); z-index: 1; }

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; padding-top: 64px; padding-bottom: 72px; gap: 40px; }
  .node-line { display: none; }
}
@media (max-width: 420px) {
  .panel-row { flex-direction: column; align-items: flex-start; gap: 6px; }
}

/* Marquee strip */
.strip { background: var(--navy-2); border-top: 1px solid rgba(255,255,255,.06); padding: 18px 0; overflow: hidden; }
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 40px; width: max-content; animation: scroll 45s linear infinite; }
.marquee-track span { font-family: "Inter", system-ui, sans-serif; font-weight: 500; color: var(--slate); white-space: nowrap; font-size: .95rem; }
@keyframes scroll { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; flex-wrap: wrap; width: auto; justify-content: center; gap: 12px 28px; padding: 0 16px; } .marquee-track span[aria-hidden] { display: none; } }

/* Sections */
.section { padding: 96px 0; }
.section.alt { background: var(--bg-alt); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head p:last-child { font-size: 1.05rem; color: var(--muted); }
@media (max-width: 600px) { .section { padding: 64px 0; } .section-head { margin-bottom: 32px; } }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow); transition: transform .2s, border-color .2s;
  display: flex; flex-direction: column;
}
.service-card:hover { transform: translateY(-3px); border-color: rgba(19,167,181,.5); }
.service-card p { color: var(--muted); font-size: .95rem; }
.service-card ul { list-style: none; padding: 0; margin: auto 0 0; border-top: 1px solid var(--line); padding-top: 14px; }
.service-card li { position: relative; padding-left: 20px; font-size: .9rem; margin: 6px 0; color: var(--body); }
.service-card li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 8px; height: 8px; border-radius: 50%; border: 2px solid var(--teal); }
.icon { width: 48px; height: 48px; border-radius: 12px; background: var(--teal-soft); display: grid; place-items: center; margin-bottom: 18px; }
.icon svg { width: 26px; height: 26px; fill: none; stroke: var(--teal-dark); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
@media (max-width: 1000px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .services-grid { grid-template-columns: 1fr; } }

/* Frameworks */
.fw-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.fw-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; }
.fw-card.wide { grid-column: 1 / -1; }
.fw-card p { color: var(--muted); font-size: .93rem; margin: 0; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 14px; }
.tags span { font-size: .8rem; font-weight: 600; color: var(--navy); background: var(--bg-alt); border: 1px solid var(--line); padding: 5px 11px; border-radius: 999px; }
.fineprint { font-size: .82rem; color: var(--muted); margin-top: 28px; max-width: 820px; }
@media (max-width: 720px) { .fw-grid { grid-template-columns: 1fr; } }

/* Dark sections */
.dark-section { background: var(--navy); color: #C9D4E3; }
.dark-section h2 { color: #fff; }
.lead-sm { font-size: 1.05rem; color: #C9D4E3; margin-bottom: 28px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 40px; } }

.feature-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.feature-list li { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-left: 3px solid var(--teal); border-radius: 10px; padding: 18px 20px; }
.feature-list strong { display: block; color: #fff; font-family: "Inter", system-ui, sans-serif; font-weight: 600; margin-bottom: 4px; }
.feature-list span { font-size: .93rem; }

/* 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: 28px 24px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.steps .num { display: inline-block; font-family: "Inter", system-ui, sans-serif; font-weight: 700; font-size: 1.6rem; color: var(--teal); margin-bottom: 8px; }
.steps p { font-size: .93rem; color: var(--muted); margin: 0; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }

/* Industries */
.ind-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.ind { background: #fff; border-radius: var(--radius); padding: 24px; border: 1px solid var(--line); border-top: 3px solid var(--navy); }
.ind p { font-size: .93rem; color: var(--muted); margin: 0; }
@media (max-width: 900px) { .ind-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .ind-grid { grid-template-columns: 1fr; } }

/* About */
.company-card { background: var(--bg-alt); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.company-logo { background: var(--navy); padding: 36px 32px; }
.company-logo img { width: 100%; }
.brand-logo { height: 42px; width: auto; }
.site-footer .brand-logo { height: 44px; }
@media (max-width: 420px) { .brand-logo { height: 34px; } }
.company-card dl { margin: 0; padding: 24px 26px 26px; }
.company-card dt { font-size: .74rem; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); font-weight: 600; margin-top: 14px; }
.company-card dt:first-child { margin-top: 0; }
.company-card dd { margin: 4px 0 0; color: var(--ink); font-weight: 500; overflow-wrap: anywhere; }

/* Contact */
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list svg { flex: none; width: 22px; height: 22px; margin-top: 3px; fill: none; stroke: var(--teal); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.contact-list a { color: #fff; }

.contact-form { background: #fff; border-radius: 18px; padding: 28px; display: grid; gap: 16px; box-shadow: 0 30px 60px rgba(0,0,0,.25); }
.contact-form label { display: grid; gap: 6px; font-size: .85rem; font-weight: 600; color: var(--ink); }
.contact-form input, .contact-form select, .contact-form textarea {
  font: inherit; font-weight: 400; color: var(--ink); width: 100%;
  padding: 11px 13px; border: 1px solid #CBD5E1; border-radius: 9px; background: #fff;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: 2px solid var(--teal); outline-offset: 0; border-color: var(--teal); }
.contact-form .invalid { border-color: #D64545; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: .8rem; color: var(--muted); margin: 0; text-align: center; }
@media (max-width: 520px) { .field-row { grid-template-columns: 1fr; } .contact-form { padding: 20px; } }

/* Footer */
.site-footer { background: #091730; color: var(--slate); padding: 64px 0 0; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.site-footer h4 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 8px 0; }
.site-footer a { color: var(--slate); }
.site-footer a:hover { color: #fff; }
.footer-about { margin-top: 16px; max-width: 30em; }
.legal { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; border-top: 1px solid rgba(255,255,255,.08); margin-top: 48px; padding-top: 20px; padding-bottom: 24px; font-size: .8rem; }
.legal p { margin: 0; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }