@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');

:root {
  --primary: #0B1120;
  --primary-foreground: #F1F5F9;
  --accent: #22D3EE;
  --amber: #D4AF37;
  --background: #0B1120;
  --foreground: #E2E8F0;
  --muted: #94A3B8;
  --card: #111827;
  --card-border: rgba(148, 163, 184, 0.12);
  --section-alt: #0F172A;
  --radius: 0.625rem;
  --font-sora: 'Sora', sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { font-family: var(--font-body); background: var(--background); color: var(--foreground); line-height: 1.6; }
h1, h2, h3, h4 { font-family: var(--font-body); font-weight: 700; line-height: 1.2; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
@media (min-width: 1024px) { .container { padding: 0 2rem; } }

/* Header */
header { position: sticky; top: 0; z-index: 50; background: rgba(11, 17, 32, 0.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--card-border); }
.header-content { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 0; gap: 1rem; }
.logo-container { display: flex; align-items: center; gap: 0.5rem; }
.logo-icon { width: 2.75rem; height: 2.75rem; border-radius: var(--radius); overflow: hidden; }
.logo-img { width: 100%; height: 100%; object-fit: contain; }
.logo-text { font-family: var(--font-sora); font-weight: 700; font-size: 1rem; color: var(--accent); letter-spacing: 0.04em; }
nav.desktop-nav { display: none; gap: 1.5rem; align-items: center; }
@media (min-width: 1100px) { nav.desktop-nav { display: flex; } }
nav.desktop-nav a { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); transition: color 0.2s; }
nav.desktop-nav a:hover, nav.desktop-nav a.active { color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 0.75rem; }
.btn-nav-cta { display: none; padding: 0.5rem 1rem; border-radius: var(--radius); background: var(--accent); color: var(--primary); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; }
@media (min-width: 1100px) { .btn-nav-cta { display: inline-flex; } }
.mobile-menu-btn { background: none; border: none; color: var(--foreground); cursor: pointer; padding: 0.5rem; }
@media (min-width: 1100px) { .mobile-menu-btn { display: none; } }
.mobile-menu { display: none; border-top: 1px solid var(--card-border); }
.mobile-menu.active { display: block; }
.mobile-nav { padding: 1rem 0; display: flex; flex-direction: column; gap: 0.75rem; }
.mobile-nav a { color: var(--muted); font-weight: 600; font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.04em; }
.mobile-nav .mobile-cta { display: inline-block; text-align: center; margin-top: 0.5rem; }

/* Buttons */
.btn-primary, .btn-secondary { display: inline-flex; align-items: center; justify-content: center; padding: 0.75rem 1.5rem; border-radius: var(--radius); font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; cursor: pointer; border: none; font-family: var(--font-body); transition: all 0.2s; }
.btn-primary { background: var(--accent); color: var(--primary); }
.btn-primary:hover { background: #67E8F9; transform: translateY(-1px); }
.btn-secondary { background: transparent; color: var(--accent); border: 1px solid rgba(34, 211, 238, 0.4); }
.btn-secondary:hover { background: rgba(34, 211, 238, 0.08); }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.75rem; }

/* Sections */
section { padding: 4.5rem 0; }
section[id] { scroll-margin-top: 5rem; }
.section-dark { background: var(--primary); }
.section-alt { background: var(--section-alt); }
.section-meta { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.section-meta.inline { margin-bottom: 1rem; }
.meta-line { flex: 1; max-width: 8rem; height: 1px; background: rgba(34, 211, 238, 0.25); }
.ref-title { font-size: clamp(1.75rem, 3.5vw, 2.5rem); color: var(--primary-foreground); margin-bottom: 1rem; max-width: 48rem; }
.ref-lead { font-size: 1rem; color: var(--muted); line-height: 1.75; max-width: 42rem; margin-bottom: 1.5rem; }
.ref-quote { border-left: 3px solid var(--accent); padding: 1rem 1.25rem; margin: 1.5rem 0; font-style: italic; color: var(--foreground); background: rgba(17, 24, 39, 0.5); border-radius: 0 var(--radius) var(--radius) 0; max-width: 42rem; }
.ref-emphasis { font-size: 0.875rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.5rem; }
.gradient-text { background: linear-gradient(135deg, var(--accent), #67E8F9); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.text-muted { color: var(--muted); font-weight: 400; }
.text-gold { color: var(--amber); font-weight: 600; }

/* Hero */
.hero-section { position: relative; overflow: hidden; min-height: 90vh; display: flex; align-items: center; padding: 6rem 0 4rem; background: var(--primary); }
.hero-canvas, .tech-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.hero-overlay, .tech-overlay { position: absolute; inset: 0; z-index: 1; background: radial-gradient(ellipse at 50% 30%, transparent 0%, var(--primary) 70%); pointer-events: none; }
.hero-section .container, .technology-content { position: relative; z-index: 2; }
.hero-eyebrow { font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.25rem; }
.hero-title { font-size: clamp(2.5rem, 6vw, 4rem); color: var(--primary-foreground); margin-bottom: 1.25rem; line-height: 1.05; }
.hero-subtitle { font-size: 1.0625rem; color: var(--muted); max-width: 44rem; line-height: 1.75; margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem; }
.hero-note { font-size: 0.9375rem; color: var(--muted); max-width: 40rem; line-height: 1.7; border-top: 1px solid var(--card-border); padding-top: 1.5rem; }

/* Network story */
/* Tags */
.tag-cloud, .mini-tags, .entity-tags, .tech-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag-cloud span, .mini-tags span, .entity-tags span { padding: 0.375rem 0.75rem; border-radius: 9999px; font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; background: var(--card); border: 1px solid var(--card-border); color: var(--muted); }
.entity-tags span { color: var(--foreground); }

/* Compare visual */
.compare-visual { display: grid; gap: 1.5rem; margin: 2rem 0; }
@media (min-width: 768px) { .compare-visual { grid-template-columns: 1fr 1fr; } }
.compare-col { padding: 1.75rem; border-radius: var(--radius); border: 1px solid var(--card-border); background: var(--card); }
.compare-col h3 { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 1.25rem; }
.compare-new { border-color: rgba(34, 211, 238, 0.25); background: linear-gradient(135deg, rgba(34,211,238,0.06), var(--card)); }

/* USP diagram panels */
.usp-diagram {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 22rem;
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(34, 211, 238, 0.2);
  background: rgba(17, 24, 39, 0.5);
}

.usp-diagram-label {
  margin-bottom: 2rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
}

.usp-diagram-label-accent {
  color: var(--accent);
  margin-bottom: 3.25rem;
}

.usp-diagram-connected {
  border-color: rgba(34, 211, 238, 0.4);
  background: rgba(17, 24, 39, 0.7);
  box-shadow: 0 0 50px rgba(34, 211, 238, 0.08);
  text-align: center;
  align-items: center;
}

.usp-diagram-traditional {
  text-align: center;
  align-items: center;
}

.usp-diagram-traditional .usp-diagram-svg {
  margin: 1rem auto 0;
}

.usp-diagram-svg {
  display: block;
  width: 100%;
  max-width: 24rem;
  margin: 0 auto;
  flex: 1;
}

.usp-diagram-svg-wide { max-width: 28rem; }

.usp-diagram-connected .usp-diagram-svg {
  margin: 1rem auto 0;
}

.usp-diagram-svg text {
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  pointer-events: none;
}

.usp-diagram-foot {
  align-self: center;
  margin-top: 2rem;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
  text-align: center;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.usp-diagram-foot-accent { color: rgba(34, 211, 238, 0.8); }

.usp-diagram-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  width: 100%;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.usp-diagram-flow .usp-flow-arrow {
  opacity: 0.7;
  font-size: 0.75rem;
}

.trad-box-rect {
  fill: #111827;
  stroke: #22D3EE;
  stroke-opacity: 0.45;
}

.trad-box-line {
  stroke: #FFFFFF;
  stroke-opacity: 0.85;
  stroke-width: 1.5;
}

.trad-arrow {
  fill: #FFFFFF;
  fill-opacity: 0.85;
}

.trad-link line,
.trad-link polygon {
  pointer-events: none;
}

.flow-chain { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-bottom: 1rem; }
.flow-chain span { padding: 0.5rem 0.875rem; border-radius: var(--radius); background: rgba(0,0,0,0.3); font-size: 0.8125rem; font-weight: 600; }
.flow-chain.accent span { background: rgba(34,211,238,0.1); color: var(--accent); }
.flow-arrow, .flow-plus { color: var(--muted); font-weight: 400; background: none !important; padding: 0 !important; }
.compare-label { font-size: 0.6875rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.compare-label.accent { color: var(--accent); }
.different-steps {
  display: grid;
  gap: 1.5rem;
  margin-top: 4rem;
  text-align: center;
}
@media (min-width: 640px) {
  .different-steps { grid-template-columns: repeat(3, 1fr); }
}
.different-steps p {
  font-size: 1.125rem;
  font-weight: 600;
  color: #CBD5E1;
  margin-bottom: 0;
}

.different-why {
  margin-top: 4.5rem;
  padding-top: 3.5rem;
  border-top: 1px solid var(--card-border);
}

/* Solutions section (Problem + Solutions) */
.solutions-section { padding: 0; }
.solutions-problem,
.solutions-content { padding: 3.5rem 0; }
.solutions-content { border-top: 1px solid var(--card-border); }

.problem-layout {
  display: grid;
  gap: 2rem;
  align-items: start;
}
@media (min-width: 900px) {
  .problem-layout { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .problem-aside { padding-top: 0.25rem; }
}
.problem-copy .ref-title,
.problem-copy .ref-lead,
.problem-copy .ref-quote { max-width: none; }
.problem-copy .ref-quote { margin-bottom: 0; }
.problem-aside .ref-emphasis { margin-bottom: 1.25rem; }
.problem-aside .tag-cloud { gap: 0.625rem; }

.solutions-list { display: grid; gap: 1.25rem; }
@media (min-width: 768px) { .solutions-list { grid-template-columns: repeat(2, 1fr); } }
.solution-card { padding: 1.5rem; border-radius: var(--radius); background: var(--card); border: 1px solid var(--card-border); transition: border-color 0.3s; }
.solution-card:hover { border-color: rgba(34,211,238,0.25); }
.sol-num { font-size: 0.6875rem; font-weight: 700; color: var(--accent); letter-spacing: 0.08em; }
.solution-card h3 { font-size: 1.0625rem; color: var(--primary-foreground); margin: 0.375rem 0; }
.sol-tagline { font-size: 0.8125rem; color: var(--accent); margin-bottom: 0.5rem; }
.solution-card p { font-size: 0.875rem; color: var(--muted); margin-bottom: 0.5rem; }
.sol-outcome { font-size: 0.8125rem; color: var(--foreground); font-weight: 500; }

/* Services */
.services-list { display: grid; gap: 1.25rem; }
@media (min-width: 768px) { .services-list { grid-template-columns: repeat(2, 1fr); } }
.service-block { padding: 1.75rem; border-radius: var(--radius); background: var(--card); border: 1px solid var(--card-border); }
.service-block h3 { font-size: 1.125rem; color: var(--primary-foreground); margin-bottom: 0.75rem; }
.service-block p { font-size: 0.875rem; color: var(--muted); margin-bottom: 1rem; }

/* POCs */
.poc-grid { display: grid; gap: 1rem; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 768px) { .poc-grid { grid-template-columns: repeat(4, 1fr); } }
.poc-item { padding: 1.25rem; border-radius: var(--radius); background: var(--card); border: 1px solid var(--card-border); }
.poc-num { font-size: 0.6875rem; font-weight: 700; color: var(--accent); }
.poc-item h3 { font-size: 0.9375rem; color: var(--primary-foreground); margin: 0.375rem 0; }
.poc-item p { font-size: 0.8125rem; color: var(--muted); }
.section-cta { margin-top: 2rem; text-align: center; }

/* Why */
.why-grid { display: grid; gap: 1rem; }
@media (min-width: 640px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .why-grid { grid-template-columns: repeat(3, 1fr); } }
.why-card { padding: 1.5rem; border-radius: var(--radius); background: var(--card); border: 1px solid var(--card-border); }
.why-card span { font-size: 0.6875rem; font-weight: 700; color: var(--accent); letter-spacing: 0.08em; }
.why-card h3 { font-size: 1rem; color: var(--primary-foreground); margin: 0.5rem 0; }
.why-card p { font-size: 0.8125rem; color: var(--muted); }

/* Industries */
.industry-grid { display: grid; gap: 1rem; }
@media (min-width: 640px) { .industry-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .industry-grid { grid-template-columns: repeat(3, 1fr); } }
.industry-card { padding: 1.5rem; border-radius: var(--radius); background: var(--card); border: 1px solid var(--card-border); }
.industry-card h3 { font-size: 1rem; color: var(--primary-foreground); margin-bottom: 0.5rem; }
.industry-card p { font-size: 0.75rem; color: var(--muted); letter-spacing: 0.02em; }

/* Technology */
.technology-section { position: relative; overflow: hidden; background: var(--section-alt); padding: 5rem 0; }
.tech-overlay { background: radial-gradient(ellipse at 30% 20%, rgba(34,211,238,0.04), transparent 50%), linear-gradient(to bottom, transparent, var(--section-alt)); }
.tech-stack-grid { display: grid; gap: 1rem; margin: 2rem 0; }
@media (min-width: 640px) { .tech-stack-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .tech-stack-grid { grid-template-columns: repeat(4, 1fr); } }
.tech-stack-card { padding: 1.5rem; border-radius: var(--radius); background: rgba(17, 24, 39, 0.7); border: 1px solid var(--card-border); backdrop-filter: blur(6px); }
.tech-stack-category { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--amber); margin-bottom: 1rem; }
.tech-tag-pill { padding: 0.4375rem 0.875rem; border-radius: 9999px; font-size: 0.8125rem; color: var(--foreground); background: rgba(0,0,0,0.25); border: 1px solid var(--card-border); }
.tech-footer-line { text-align: center; font-size: 1.25rem; color: var(--muted); margin-top: 1rem; }

/* POC CTA */
.poc-cta-section { text-align: center; }
.poc-cta-inner { max-width: 40rem; margin: 0 auto; }
.poc-cta-inner .hero-actions { justify-content: center; }

/* Contact */
.contact-layout { display: grid; gap: 2rem; margin-top: 2rem; }
@media (min-width: 900px) { .contact-layout { grid-template-columns: 1fr 1.2fr; } }
.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.contact-info-card { padding: 1.25rem; border-radius: var(--radius); background: var(--card); border: 1px solid var(--card-border); }
.contact-info-card h3 { font-size: 0.9375rem; color: var(--primary-foreground); margin-bottom: 0.375rem; }
.contact-info-card p { font-size: 0.8125rem; color: var(--muted); }
.contact-form { padding: 1.75rem; border-radius: var(--radius); background: var(--card); border: 1px solid rgba(34,211,238,0.15); }
.form-row { display: grid; gap: 1rem; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.375rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.625rem 0.875rem; border: 1px solid var(--card-border); border-radius: var(--radius); background: var(--primary); color: var(--foreground); font-family: var(--font-body); font-size: 0.875rem; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); }
.contact-form .btn-primary { width: 100%; margin-top: 0.5rem; }

/* Footer */
footer { background: #060A14; border-top: 1px solid var(--card-border); padding: 3rem 0 1.5rem; }
.footer-top { display: grid; gap: 2rem; margin-bottom: 2rem; }
@media (min-width: 768px) { .footer-top { grid-template-columns: 1.5fr 1fr 1fr 1.2fr; } }
.footer-brand { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.75rem; }
.footer-logo { width: 2rem; height: 2rem; border-radius: var(--radius); overflow: hidden; }
.footer-logo-text { font-family: var(--font-sora); font-weight: 700; color: var(--accent); }
.footer-description { font-size: 0.8125rem; color: var(--muted); margin-bottom: 0.75rem; }
.footer-tagline { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.1em; color: var(--accent); }
.footer-section h4 { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--primary-foreground); margin-bottom: 0.75rem; }
.footer-section ul { list-style: none; }
.footer-section li { margin-bottom: 0.375rem; }
.footer-section a { font-size: 0.8125rem; color: var(--muted); transition: color 0.2s; }
.footer-section a:hover { color: var(--accent); }
.footer-cta-block p { font-size: 0.8125rem; color: var(--muted); margin-bottom: 1rem; }
.footer-bottom { display: flex; flex-direction: column; gap: 0.5rem; padding-top: 1.5rem; border-top: 1px solid var(--card-border); }
@media (min-width: 768px) { .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; } }
.footer-copyright, .footer-badges { font-size: 0.6875rem; letter-spacing: 0.06em; color: var(--muted); text-transform: uppercase; }

/* Utilities */
.reveal-on-scroll { opacity: 0; transform: translateY(20px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal-on-scroll.is-visible { opacity: 1; transform: translateY(0); }
.alert { padding: 0.875rem; border-radius: var(--radius); margin-bottom: 1rem; font-size: 0.875rem; }
.alert-success { background: rgba(34,211,238,0.1); border: 1px solid rgba(34,211,238,0.3); color: var(--accent); }
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #FCA5A5; }
.w-6 { width: 1.5rem; height: 1.5rem; }