:root {
  --bg: #0a0c0e;
  --panel: #121416;
  --panel-2: #0f1215;
  --line: rgba(255,255,255,0.10);
  --line-strong: rgba(0,212,255,0.32);
  --text: #f3f5f7;
  --muted: #9ca3af;
  --accent: #00d4ff;
  --accent-soft: rgba(0,212,255,0.10);
  --white-soft: rgba(255,255,255,0.06);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  background-image:
    linear-gradient(to right, rgba(0,212,255,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,212,255,.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

a { color: inherit; }
img { display: block; max-width: 100%; }

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 200;
  background: var(--accent);
  color: #000;
  padding: 12px 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.skip-link:focus { top: 8px; }

.headline { font-family: 'Rajdhani', sans-serif; text-transform: uppercase; letter-spacing: -0.03em; font-weight: 700; }
.ui, .label, .feature-title, .nav a, .cta-btn, .ghost-btn, .card-code, .detail-code, .text-link, .field-label { font-family: 'JetBrains Mono', monospace; }

.container { width: min(1280px, calc(100% - 48px)); margin: 0 auto; }
.stack, .lead-stack, .stack-lg { display: grid; }
.stack { gap: 18px; }
.lead-stack { gap: 18px; }
.stack-lg { gap: 24px; }
.max-compact { max-width: 520px; }
.muted-head { color: #6b7280; }
.muted, .lead, .cap-body, .stat-label, .contact-copy, .footer-copy, .brief-point p { color: var(--muted); }
.lead { font-size: 18px; line-height: 1.8; margin: 0; }
.subhead { font-size: clamp(30px, 3.4vw, 44px); line-height: .95; margin: 0 0 12px; }
.jumbo { font-size: clamp(54px, 8vw, 110px); line-height: .88; margin: 0; }

/* Header */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(10,12,14,.84);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 16px 0; }
.brand { display:flex; align-items:center; gap:10px; font-family:'Rajdhani',sans-serif; text-transform:uppercase; letter-spacing:.25em; font-weight:700; text-decoration:none; }
.footer-brand { margin-bottom: 18px; }
.dot { width: 7px; height: 7px; background: var(--accent); }
.nav { display:flex; gap: 10px; flex-wrap: wrap; }
.nav a { text-decoration:none; color: var(--muted); border:1px solid rgba(255,255,255,.08); padding:10px 14px; font-size:11px; text-transform: uppercase; letter-spacing:.18em; font-weight:700; }
.nav a:hover, .nav a.active { color:white; border-color: var(--accent); box-shadow: inset 0 -2px 0 var(--accent); }
.cta-btn, .ghost-btn { display:inline-flex; align-items:center; justify-content:center; text-decoration:none; padding: 14px 22px; border: 1px solid rgba(255,255,255,.12); font-size:11px; text-transform:uppercase; letter-spacing:.18em; font-weight:700; min-height: 48px; }
.cta-btn { background: white; color: black; border-color: white; }
.cta-btn:hover { background: var(--accent); border-color: var(--accent); }
.ghost-btn { background: transparent; color: rgba(255,255,255,.82); }
.ghost-btn:hover { background: rgba(255,255,255,.05); }
.text-link { color: var(--accent); text-decoration:none; font-size: 11px; text-transform: uppercase; letter-spacing: .18em; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255,255,255,.12);
  padding: 10px 9px;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  order: 2;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform .25s ease, opacity .25s ease;
}
.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); }

/* Hero */
.hero { position: relative; min-height: 86vh; overflow: hidden; display:flex; align-items:center; }
.hero-bg, .hero-overlay, .hero-overlay-2, .hero-accent, .scan { position:absolute; inset:0; }
.hero-bg {
  display: none;
  background-image:url('assets/hero-construction.jpg');
  background-size:cover;
  background-position: 40% center;
  opacity:.55;
  filter: grayscale(1) contrast(1.08) brightness(.80);
}
/* Video background */
.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .55;
  filter: grayscale(1) contrast(1.08) brightness(.80);
}
.hero-overlay { z-index: 2; background: linear-gradient(to right, #0a0c0e 0%, rgba(10,12,14,.62) 54%, rgba(10,12,14,.18) 100%); }
.hero-overlay-2 { z-index: 2; background: linear-gradient(to bottom, transparent 0%, rgba(10,12,14,.85) 100%); }
.hero-accent { z-index: 2; background: radial-gradient(circle at 20% 20%, rgba(0,212,255,.08), transparent 22%), radial-gradient(circle at 82% 70%, rgba(0,212,255,.06), transparent 18%); }
.scan { z-index: 2; background: linear-gradient(90deg, transparent 0%, rgba(0,212,255,.08) 48%, rgba(0,212,255,.18) 50%, rgba(0,212,255,.08) 52%, transparent 100%); transform: translateX(-100%); animation: scan 7s linear infinite; }
@keyframes scan { to { transform: translateX(100%);} }
.hero-content { position: relative; z-index: 3; padding: 64px 0; max-width: 980px; }
.hero h1 { font-size: clamp(54px, 8vw, 110px); line-height: .88; margin: 0; }
.hero p { max-width: 760px; margin: 28px 0 0; border-left: 1px solid rgba(255,255,255,.10); padding-left: 24px; font-size: clamp(18px, 2.1vw, 22px); line-height: 1.7; color: var(--muted); }
.hero-actions { display:flex; gap:18px; flex-wrap: wrap; margin-top: 34px; }

/* Sections */
.section { padding: 96px 0; }
.section-tight { padding: 72px 0; }
.band { background:#101214; border-top:1px solid rgba(255,255,255,.05); border-bottom:1px solid rgba(255,255,255,.05); }
.label { margin-bottom: 18px; color: var(--accent); font-size: 10px; letter-spacing: .45em; text-transform: uppercase; font-weight:700; }
.section h2, .section h1 { margin-top: 0; }

/* Grids */
.intro-grid, .page-hero-grid, .two-col, .contact-grid, .detail-grid, .brief-grid, .footer-grid {
  display:grid;
  gap: 48px;
}
.intro-grid, .page-hero-grid, .two-col { grid-template-columns: .95fr 1.05fr; align-items: start; }
.contact-grid { grid-template-columns: 1.1fr .9fr; }
.refined-contact-grid { align-items: stretch; }
.detail-grid, .brief-grid { grid-template-columns: 1.05fr .95fr; align-items: start; }
.footer-grid { grid-template-columns: 1.3fr .7fr .8fr; align-items: start; }

.section-head.split { display:flex; align-items:end; justify-content:space-between; gap: 24px; margin-bottom: 36px; }

/* Features */
.feature-list { display:grid; gap: 28px; margin-top: 8px; }
.feature { display:grid; grid-template-columns: 52px 1fr; gap: 18px; align-items: start; }
.feature-icon { height:52px; width:52px; border:1px solid rgba(255,255,255,.10); background: rgba(255,255,255,.03); display:grid; place-items:center; color: var(--accent); }
.feature-title { font-size: 11px; letter-spacing:.24em; text-transform: uppercase; font-weight:700; margin-bottom:8px; }

/* Stats */
.stat-grid { display:grid; gap: 18px; }
.four-up { grid-template-columns: repeat(4, 1fr); }
.stat { border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.025) 0%, rgba(255,255,255,0) 100%); padding: 28px; box-shadow: inset 0 1px 0 rgba(255,255,255,.04); }
.stat-top { display:flex; align-items:center; justify-content:space-between; margin-bottom: 14px; }
.hazard { width: 40px; height: 4px; background: repeating-linear-gradient(135deg, rgba(0,212,255,.85) 0 10px, rgba(255,255,255,0) 10px 20px); }
.stat-big { font-family:'Rajdhani', sans-serif; font-size: 52px; line-height: 1; font-weight: 700; }
.hr-accent { height:1px; width: 34px; background: var(--accent); margin-bottom: 12px; }

/* Cards */
.cards-grid { display:grid; gap: 20px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.info-card, .detail-card, .project-brief, .panel, .cta-panel, .software-list-card, .market-panel {
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.025) 0%, rgba(255,255,255,0) 100%), var(--panel);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}
.info-card, .detail-card, .project-brief, .panel, .software-list-card, .market-panel { padding: 28px; }
.emphasis-card { border-color: var(--line-strong); }
.card-code, .detail-code { font-size: 10px; letter-spacing: .35em; text-transform: uppercase; color: var(--accent); margin-bottom: 18px; }
.info-card p, .detail-card p { margin: 0; line-height: 1.8; color: var(--muted); }

/* Project cards (home) */
.project-grid-home {
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}
.image-card {
  position: relative;
  min-height: 460px;
  height: 460px;
  overflow: hidden;
  border:1px solid var(--line);
}
.image-card img { width:100%; height:100%; object-fit:cover; filter: grayscale(1) contrast(1.08) brightness(.76); }
.image-card-copy {
  position:absolute;
  inset:auto 0 0 0;
  min-height: 100%;
  padding: 24px;
  background: linear-gradient(to top, rgba(10,12,14,.97), rgba(10,12,14,.22) 62%, rgba(10,12,14,.10) 100%);
  border-left: 1px solid var(--line-strong);
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
}
.image-card .card-code { margin-bottom: 12px; }
.image-card .subhead {
  font-size: clamp(28px, 2.7vw, 34px);
  line-height: .95;
  margin: 0 0 14px;
}
.image-card-copy p {
  margin: 0;
  line-height: 1.7;
  color: #cdd3da;
  font-size: 14px;
}

/* Capability cards */
.cap-grid { display:grid; gap: 20px; margin-top: 0; }
.refined-cap-grid { grid-template-columns: repeat(4, 1fr); }
.cap-card { position: relative; aspect-ratio: 3 / 4; overflow:hidden; border:1px solid var(--line); background:black; padding: 8px; text-decoration: none; display: block; }
.cap-card img { width:100%; height:100%; object-fit:cover; filter: grayscale(1) contrast(1.08) brightness(.8); transition: transform .7s ease; }
.cap-card:hover img { transform: scale(1.05); }
.cap-overlay { position:absolute; inset:0; background: linear-gradient(to top, #0a0c0e 0%, transparent 55%); }
.cap-copy { position:absolute; left:0; right:0; bottom:0; padding: 30px; border-left: 1px solid rgba(0,212,255,.42); }
.cap-code { font-family:'JetBrains Mono', monospace; font-size: 10px; letter-spacing:.40em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.cap-title { font-family:'Rajdhani', sans-serif; font-size: 34px; font-weight: 700; line-height: .95; text-transform: uppercase; margin:0 0 10px; }

/* Bullet grid */
.bullet-grid { display:grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.bullet-item {
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.02);
  padding: 18px;
  font-size: 14px;
  line-height: 1.6;
  color: #d7dde4;
}

/* Software showcase */
.software-showcase { display:grid; grid-template-columns: 1.15fr .85fr; gap: 20px; align-items: stretch; }
.software-visual-card {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  border:1px solid var(--line);
  background: linear-gradient(135deg, rgba(0,212,255,.08), rgba(255,255,255,.02) 35%, rgba(0,0,0,.25)), #0d1013;
}
.software-visual-grid {
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(0,212,255,.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,212,255,.07) 1px, transparent 1px),
    radial-gradient(circle at 20% 20%, rgba(0,212,255,.18), transparent 22%),
    radial-gradient(circle at 78% 68%, rgba(0,212,255,.10), transparent 20%);
  background-size: 34px 34px, 34px 34px, auto, auto;
}
.software-visual-overlay {
  position:absolute; inset:0;
  background: linear-gradient(to top, rgba(10,12,14,.96), rgba(10,12,14,.35));
}
.software-visual-copy {
  position:absolute; left:0; right:0; bottom:0;
  padding: 28px;
  border-left: 1px solid var(--line-strong);
}
.software-visual-copy p { margin: 0; line-height: 1.8; color: #d7dde4; max-width: 760px; }
.software-mini-list { display:grid; gap: 16px; }
.software-mini-item { border-top:1px solid rgba(255,255,255,.08); padding-top: 16px; }
.software-mini-item:first-child { border-top: 0; padding-top: 0; }
.software-mini-item span { display:block; font-family:'JetBrains Mono', monospace; font-size:10px; letter-spacing:.32em; text-transform:uppercase; color: var(--accent); margin-bottom: 8px; }
.software-mini-item p { margin: 0; color: #d7dde4; line-height: 1.7; }

/* Market chips */
.market-panel {
  display:grid;
  grid-template-columns: 1fr;
  gap: 26px;
}
.market-grid {
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.market-chip {
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.02);
  padding: 14px 16px;
  font-family:'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: #d7dde4;
}

/* Projects page hero */
.project { position:relative; height: 72vh; overflow:hidden; border-bottom: 1px solid rgba(255,255,255,.05); }
.hero-project { min-height: 72vh; }
.project img { width:100%; height:100%; object-fit:cover; filter: grayscale(1) contrast(1.08) brightness(.78); }
.project .grad { position:absolute; inset:0; background: linear-gradient(to right, rgba(0,0,0,.90), rgba(0,0,0,.35), transparent); }
.project .line { position:absolute; left:0; top:0; bottom:0; width: 4px; background: rgba(0,212,255,.72); }
.project-copy { position:absolute; left:0; bottom:0; max-width: 960px; padding: 64px; border-left: 1px solid rgba(0,212,255,.42); }
.project-headline { font-size: clamp(44px, 6vw, 82px); margin: 0; }
.project-lead { max-width: 820px; color:#d1d5db; margin-top:20px; }

/* Project briefs */
.project-brief { background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0)), #0e1114; }
.brief-meta { display:flex; align-items:center; justify-content:space-between; gap:20px; margin-bottom: 22px; }
.brief-point { padding: 18px 0; border-top: 1px solid rgba(255,255,255,.08); }
.brief-point:first-child { border-top: 0; padding-top: 0; }
.brief-point span { display:block; font-family:'JetBrains Mono', monospace; font-size:10px; letter-spacing:.32em; text-transform:uppercase; color: var(--accent); margin-bottom: 10px; }

/* Contact */
.contact-panel { display:grid; gap: 24px; }
.contact-actions { display:flex; gap: 14px; flex-wrap: wrap; }
.contact-facts { display:grid; gap: 22px; padding-top: 8px; }
.field-label { font-size: 10px; letter-spacing: .25em; text-transform: uppercase; color: var(--accent); font-weight:700; margin-bottom: 8px; }
.contact-facts p { margin: 0; color: #d7dde4; line-height: 1.7; }

/* CTA */
.cta-section { padding-top: 0; }
.cta-panel { padding: 32px; display:flex; align-items:center; justify-content:space-between; gap: 28px; }
.cta-actions-stack { display:grid; gap: 12px; min-width: 260px; }

/* Footer */
.site-footer { padding: 36px 0 48px; border-top: 1px solid rgba(255,255,255,.05); background: #090b0d; }
.footer-links { display:grid; gap: 10px; }
.footer-links a { text-decoration:none; color: #d7dde4; }
.footer-contact a { color: var(--text); text-decoration:none; }
.footer-legal { margin: 28px 0 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.05); color: var(--muted); font-size: 12px; }
.footer-linkedin { color: var(--accent); text-decoration: none; margin-left: 16px; }

/* Blog */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.blog-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.025) 0%, rgba(255,255,255,0) 100%), var(--panel);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  padding: 28px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color .3s ease;
}
.blog-card:hover { border-color: var(--accent); }
.blog-card-meta { display: flex; align-items: center; gap: 14px; }
.blog-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--line-strong);
  padding: 4px 10px;
}
.blog-date { font-size: 13px; color: var(--muted); }
.blog-card-title { font-size: clamp(22px, 2.5vw, 30px); line-height: 1; margin: 0; }
.blog-card-excerpt { margin: 0; color: var(--muted); line-height: 1.7; font-size: 15px; flex: 1; }

/* Blog post */
.blog-post { max-width: 820px; margin: 0 auto; }
.blog-post-meta { display: flex; align-items: center; gap: 18px; margin-bottom: 28px; flex-wrap: wrap; }
.blog-post-title { font-size: clamp(36px, 5vw, 58px); line-height: .95; margin: 0 0 36px; }
.blog-h2 { font-size: clamp(24px, 3vw, 34px); line-height: 1; margin: 48px 0 18px; }
.blog-post p { color: var(--muted); line-height: 1.85; font-size: 17px; margin: 0 0 20px; }
.blog-post ul { color: var(--muted); line-height: 1.85; font-size: 17px; margin: 0 0 20px; padding-left: 24px; }
.blog-post li { margin-bottom: 8px; }
.blog-share { margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line); }
.blog-share-links { display: flex; gap: 12px; flex-wrap: wrap; }
.blog-share-btn { padding: 10px 18px; font-size: 10px; }
.blog-related { margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--line); }
.blog-related-links { display: flex; gap: 12px; flex-wrap: wrap; }

@media (max-width: 1180px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .scan { animation: none; }
  .hero-bg { display: block; }
  .hero-video-wrap { display: none; }
  .cap-card img { transition: none; }
}

/* Tablet */
@media (max-width: 1180px) {
  .intro-grid, .page-hero-grid, .two-col, .contact-grid, .detail-grid, .brief-grid, .footer-grid, .project-grid-home, .software-showcase {
    grid-template-columns: 1fr;
  }
  .cards-3, .refined-cap-grid, .four-up, .market-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile */
@media (max-width: 760px) {
  .container { width: min(100% - 28px, 1280px); }
  .topbar-inner { flex-wrap: wrap; }
  .nav-toggle { display: flex; }
  .nav {
    display: none;
    width: 100%;
    order: 3;
    flex-direction: column;
    gap: 6px;
    padding-top: 12px;
  }
  .nav.nav-open { display: flex; }
  .nav a { text-align: center; }
  .cta-desktop { display: none; }
  .hero-video-wrap { display: none; }
  .hero-bg { display: block; }
  .hero-content { padding: 48px 0; }
  .hero h1 { font-size: clamp(50px, 15vw, 82px); }
  .hero p { padding-left: 18px; font-size: 18px; }
  .section { padding: 72px 0; }
  .section-tight { padding: 56px 0; }
  .cards-3, .refined-cap-grid, .four-up, .bullet-grid, .market-grid { grid-template-columns: 1fr; }
  .section-head.split, .cta-panel { display:grid; }
  .project-copy { padding: 28px; max-width: none; }
  .brief-meta { display:grid; justify-content: start; }
  .hero-bg { background-position: 34% center; }
  .image-card { min-height: 430px; height: 430px; }
}