:root {
  --bg: #07101f;
  --bg-2: #0b1529;
  --panel: rgba(17, 26, 49, 0.82);
  --panel-2: rgba(10, 18, 35, 0.82);
  --line: rgba(146, 179, 255, 0.18);
  --line-strong: rgba(119, 232, 255, 0.32);
  --text: #e9f1ff;
  --muted: #9eb2d8;
  --accent: #6fe7ff;
  --accent-2: #7cf5c8;
  --blue: #9eb7ff;
  --warn: #f3ce75;
  --danger: #f48ca0;
  --shadow: 0 28px 80px rgba(3, 10, 22, 0.48);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --shell: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 15%, rgba(68, 128, 255, 0.18), transparent 34%),
    radial-gradient(circle at 80% 10%, rgba(97, 236, 255, 0.16), transparent 26%),
    linear-gradient(180deg, #06101f 0%, #081224 45%, #060b15 100%);
  min-height: 100vh;
  overflow-x: hidden;
}
.bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 90%);
}
.bg-orb { position: fixed; border-radius: 999px; filter: blur(60px); opacity: .42; pointer-events:none; z-index:0; }
.orb-1 { width: 360px; height: 360px; top: -70px; left: -70px; background: rgba(95, 150, 255, 0.22); }
.orb-2 { width: 420px; height: 420px; top: 15%; right: -140px; background: rgba(84, 245, 220, 0.16); }
.orb-3 { width: 380px; height: 380px; bottom: -110px; left: 28%; background: rgba(103, 137, 255, 0.16); }
.shell { width: min(var(--shell), calc(100% - 28px)); margin: 0 auto; position: relative; z-index: 1; }
.topbar {
  margin-top: 18px; padding: 14px 18px; border: 1px solid var(--line); border-radius: 999px; background: rgba(8, 14, 28, 0.72); backdrop-filter: blur(18px);
  display: flex; align-items: center; justify-content: space-between; gap: 18px; box-shadow: var(--shadow);
}
.brand { color: inherit; text-decoration: none; display:flex; flex-direction:column; gap:2px; }
.brand-kicker, .eyebrow, .meta-label, .eyebrow-pill, .eyebrow.dark {
  text-transform: uppercase; letter-spacing: .28em; font-size: 11px; color: var(--accent);
}
.brand strong { font-size: 15px; letter-spacing: .02em; }
.nav-links { display:flex; align-items:center; gap:20px; }
.nav-links a { color: var(--muted); text-decoration:none; font-size: 14px; }
.nav-links a:hover { color: var(--text); }
.nav-pill { padding: 10px 14px; border-radius: 999px; border:1px solid rgba(111,231,255,.2); background: rgba(111,231,255,.08); color: var(--text) !important; }
.menu-toggle { display:none; border:1px solid var(--line); background: rgba(255,255,255,.04); color: var(--text); border-radius: 14px; width: 44px; height: 44px; font-size: 20px; }
.hero-panel, .split-section, .feature-band, .cta-band, .ops-hero, .ops-grid-2, .overview-grid, .section-block { position: relative; z-index: 1; }
.hero-panel { padding: 72px 0 36px; display:grid; gap: 28px; }
.grid-2 { grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr); }
.hero-copy h1, .ops-hero h1 { font-size: clamp(2.4rem, 4.6vw, 4.9rem); line-height: 1.02; margin: 16px 0 18px; max-width: 14ch; }
.hero-copy h1 span { display:block; background: linear-gradient(90deg, var(--accent) 0%, #fff 54%, var(--accent-2) 100%); -webkit-background-clip: text; color: transparent; }
.lead { color: var(--muted); font-size: 1.06rem; line-height: 1.8; max-width: 720px; }
.eyebrow-pill { display:inline-flex; align-items:center; gap:10px; padding:10px 14px; border-radius:999px; border:1px solid rgba(111,231,255,.18); background: rgba(111,231,255,.08); }
.hero-cta-row, .ops-hero-actions { display:flex; flex-wrap:wrap; gap:14px; margin-top: 24px; }
.btn { display:inline-flex; align-items:center; justify-content:center; text-decoration:none; border:none; cursor:pointer; border-radius: 16px; padding: 14px 18px; font-weight: 700; font-size: 14px; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--accent) 0%, #76f4d2 100%); color: #07101f; }
.btn-secondary { background: rgba(255,255,255,.05); color: var(--text); border: 1px solid var(--line); }
.btn-ghost { background: rgba(255,255,255,.03); color: var(--muted); border: 1px solid rgba(255,255,255,.08); }
.principles-grid, .metric-grid, .capability-grid, .use-grid, .steps-grid, .overview-grid { display:grid; gap:16px; }
.principles-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 28px; }
.mini-card, .metric-card, .glass-card, .use-card, .step-card, .showcase-card, .intro-card, .architecture-card, .contact-card, .big-card {
  background: var(--panel); border:1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); backdrop-filter: blur(20px);
}
.mini-card, .use-card { padding: 16px 18px; color: var(--text); }
.showcase-card { padding: 18px; }
.showcase-inner, .feature-band, .cta-band, .ops-hero { background: linear-gradient(180deg, rgba(11,21,41,.62), rgba(8,15,29,.86)); border:1px solid var(--line); border-radius: calc(var(--radius-xl) - 2px); padding: 22px; }
.showcase-header, .row.between, .panel-head { display:flex; justify-content:space-between; align-items:flex-start; gap:16px; }
.showcase-header h2, .section-head h2, .intro-card h2, .feature-copy h2, .cta-band h2, .ops-grid-2 h2, .panel-head h2 { margin: 8px 0 0; font-size: clamp(1.6rem, 3vw, 2.5rem); line-height:1.1; }
.status-dot, .badge { padding: 10px 12px; border-radius: 999px; font-size: 12px; border: 1px solid rgba(124,245,200,.18); color: var(--accent-2); background: rgba(124,245,200,.08); }
.badge.neutral { color: var(--blue); border-color: rgba(158, 183, 255, .18); background: rgba(158,183,255,.08); }
.badge.accent { color: var(--accent); }
.metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 18px; }
.metric-card { padding: 18px; }
.metric-card strong { display:block; margin-top: 8px; font-size: 1.05rem; }
.metric-card p, .glass-card p, .intro-card p, .feature-copy p, .cta-band p, .receipt-card p, .step-card p { color: var(--muted); line-height: 1.72; margin: 10px 0 0; }
.section-block { padding: 28px 0; }
.section-head { margin-bottom: 18px; }
.section-head.narrow { max-width: 820px; }
.section-head.wide { max-width: 960px; }
.capability-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.glass-card { padding: 24px; }
.glass-card h3, .step-card h3, .contact-card h3 { margin: 0; font-size: 1.2rem; }
.split-section { display:grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 18px; align-items: start; }
.intro-card { padding: 24px; }
.use-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.steps-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.step-card { padding: 22px; }
.step-card span { font-weight: 800; color: var(--accent); }
.feature-band, .cta-band { display:grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 20px; align-items: start; }
.stack-list, .matrix-list, .timeline-list, .kv-grid, .contact-form { display:grid; gap: 12px; }
.stack-item, .matrix-item, .timeline-item, .kv-item { padding: 14px 16px; border-radius: var(--radius-md); border:1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.03); }
.cta-band-dark { background: linear-gradient(180deg, rgba(11,22,39,.94), rgba(7,14,27,.94)); border:1px solid rgba(111,231,255,.22); box-shadow: 0 28px 90px rgba(7, 24, 48, 0.42); }
.contact-card-dark { background: rgba(12, 19, 34, 0.9); border-color: rgba(111,231,255,.16); }
.contact-lines { display:grid; gap: 8px; color: var(--muted); margin-top: 12px; }
.contact-form input, .contact-form textarea {
  width: 100%; border-radius: 14px; border:1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.04); color: var(--text); padding: 13px 14px; font: inherit;
}
.contact-form textarea { resize: vertical; }
.form-status { min-height: 18px; color: var(--accent-2); font-size: 13px; }
.compact-cta { margin-top: 20px; }
.ops-shell { padding: 42px 0 70px; }
.ops-hero { margin-top: 24px; display:flex; justify-content:space-between; align-items:flex-end; gap:20px; }
.overview-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 22px; }
.metric-card.tall { min-height: 148px; }
.ops-grid-2 { display:grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; padding-top: 18px; }
.big-card { padding: 22px; min-height: 260px; }
.kv-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 16px; }
.kv-item strong { display:block; margin-top: 8px; font-size: 1rem; }
.receipt-card { margin-top: 18px; padding: 18px; border-radius: var(--radius-lg); border:1px solid rgba(111,231,255,.12); background: linear-gradient(180deg, rgba(111,231,255,.08), rgba(255,255,255,.02)); }
.receipt-card.serious { margin-top: 16px; }
.timeline-item small, .matrix-item small, .stack-item small, .subtle { color: var(--muted); display:block; margin-top:6px; }
.hidden { display:none !important; }
@media (max-width: 1080px) {
  .grid-2, .split-section, .feature-band, .cta-band, .ops-grid-2, .overview-grid, .steps-grid, .capability-grid { grid-template-columns: 1fr 1fr; }
  .overview-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 820px) {
  .nav-links { display:none; position:absolute; top: 72px; left: 14px; right: 14px; flex-direction:column; padding: 14px; border-radius: 24px; background: rgba(7,14,27,.96); border:1px solid var(--line); }
  .nav-links.open { display:flex; }
  .menu-toggle { display:inline-flex; align-items:center; justify-content:center; }
  .grid-2, .split-section, .feature-band, .cta-band, .ops-grid-2, .capability-grid, .use-grid, .steps-grid, .metric-grid, .principles-grid, .kv-grid, .overview-grid { grid-template-columns: 1fr; }
  .hero-panel { padding-top: 34px; }
  .hero-copy h1, .ops-hero h1 { max-width: none; }
  .ops-hero { align-items:flex-start; }
  .showcase-card, .big-card, .intro-card, .glass-card { padding: 18px; }
  .topbar { border-radius: 24px; }
}