/* Sikorbit — shared styles */
:root {
  --bg: #060913;
  --bg-2: #0b1020;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.09);
  --text: #e8ecf6;
  --muted: #9aa4bd;
  --cyan: #22d3ee;
  --violet: #8b5cf6;
  --lime: #a3e635;
  --amber: #fbbf24;
  --grad: linear-gradient(120deg, #e0f2fe 0%, var(--cyan) 35%, #3b82f6 70%, var(--violet) 100%);
  --grad-energy: linear-gradient(120deg, var(--cyan) 0%, #3b82f6 100%);
  --radius: 18px;
  --max: 1180px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 .6em; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.energy-text { background: var(--grad-energy); -webkit-background-clip: text; background-clip: text; color: transparent; }
.skip-link { position: absolute; left: -999px; top: 8px; background: var(--cyan); color: #000; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip-link:focus { left: 8px; }

/* Background glow + grid */
.bg-fx { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.bg-fx::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 70%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .45; }
.orb.one { width: 520px; height: 520px; background: var(--violet); top: -160px; left: -120px; }
.orb.two { width: 460px; height: 460px; background: var(--cyan); top: 120px; right: -160px; opacity: .3; }
.orb.three { width: 380px; height: 380px; background: var(--lime); top: 900px; left: 30%; opacity: .12; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  background: rgba(6, 9, 19, 0.7);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--text); font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; letter-spacing: -0.02em; }
.logo:hover { text-decoration: none; }
.logo svg { width: 34px; height: 34px; }
.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--muted); font-size: .95rem; font-weight: 500; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); text-decoration: none; }
.nav-links a.btn-primary { color: #fff; }
.nav-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text); border-radius: 10px; width: 44px; height: 44px; cursor: pointer; }
.nav-toggle span { display: block; width: 18px; height: 2px; background: currentColor; margin: 4px auto; border-radius: 2px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px; border-radius: 999px; font-weight: 600; font-size: .98rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 30px -10px rgba(139, 92, 246, .7); }
.btn-primary:hover { box-shadow: 0 16px 40px -10px rgba(139, 92, 246, .9); }
.btn-ghost { border-color: var(--border); color: var(--text); background: var(--surface); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { padding: 9px 18px; font-size: .9rem; }

/* Hero */
.hero { padding: 110px 0 90px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 50px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface);
  font-size: .82rem; color: var(--muted); font-weight: 500; margin-bottom: 22px;
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 12px var(--lime); }
.hero p.lead { font-size: 1.2rem; color: var(--muted); max-width: 560px; margin-bottom: 32px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; list-style: none; padding: 0; }
.hero-tags li { font-size: .85rem; color: var(--muted); padding: 6px 12px; border-radius: 8px; background: var(--surface); border: 1px solid var(--border); }

.orbit-visual { position: relative; aspect-ratio: 1; max-width: 460px; margin-left: auto; width: 100%; }
.orbit-visual .ring { position: absolute; inset: 0; border-radius: 50%; border: 1px dashed rgba(255,255,255,.14); animation: spin 40s linear infinite; }
.orbit-visual .ring.r2 { inset: 14%; border-style: solid; border-color: rgba(34, 211, 238, .25); animation-duration: 26s; animation-direction: reverse; }
.orbit-visual .ring.r3 { inset: 28%; border-color: rgba(139, 92, 246, .35); animation-duration: 18s; }
.orbit-visual .core {
  position: absolute; inset: 38%; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff 0%, var(--cyan) 25%, var(--violet) 70%, #3b0764 100%);
  box-shadow: 0 0 80px rgba(139, 92, 246, .7), 0 0 140px rgba(34, 211, 238, .35);
}
.orbit-visual .sat {
  position: absolute; width: 54px; height: 54px; border-radius: 16px; top: -27px; left: calc(50% - 27px);
  display: grid; place-items: center; background: var(--bg-2); border: 1px solid var(--border);
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
  animation: spin 40s linear infinite reverse;
}
.orbit-visual .ring.r2 .sat { animation-duration: 26s; animation-direction: normal; top: auto; bottom: -27px; }
.orbit-visual .ring.r3 .sat { animation-duration: 18s; top: calc(50% - 27px); left: -27px; animation-direction: reverse; }
.sat svg { width: 26px; height: 26px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Sections */
section { padding: 90px 0; }
.section-head { max-width: 720px; margin-bottom: 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.kicker { font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .16em; color: var(--cyan); margin-bottom: 14px; display: block; }
.section-head p { color: var(--muted); font-size: 1.08rem; }

/* Cards */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card {
  position: relative; padding: 32px; border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.02));
  border: 1px solid var(--border);
  transition: transform .25s, border-color .25s;
  overflow: hidden;
}
.card:hover { transform: translateY(-4px); border-color: rgba(139, 92, 246, .45); }
.card p { color: var(--muted); font-size: .98rem; }
.card ul { color: var(--muted); font-size: .95rem; padding-left: 18px; margin: 0; }
.card ul li { margin-bottom: 6px; }
.icon-box {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 22px;
  background: rgba(34, 211, 238, .1); border: 1px solid rgba(34, 211, 238, .25);
}
.icon-box svg { width: 26px; height: 26px; }
.icon-box.violet { background: rgba(139, 92, 246, .12); border-color: rgba(139, 92, 246, .3); }
.icon-box.lime { background: rgba(163, 230, 53, .1); border-color: rgba(163, 230, 53, .28); }
.icon-box.amber { background: rgba(251, 191, 36, .1); border-color: rgba(251, 191, 36, .28); }
.card .tag { position: absolute; top: 22px; right: 22px; font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

.division-card { padding: 38px; }
.division-card h3 { font-size: 1.5rem; }
.division-card .glow { position: absolute; width: 220px; height: 220px; border-radius: 50%; filter: blur(70px); opacity: .25; top: -80px; right: -60px; }

/* Feature band */
.band {
  border-radius: 28px; padding: 60px;
  background: radial-gradient(ellipse at 0% 0%, rgba(139,92,246,.25), transparent 55%),
              radial-gradient(ellipse at 100% 100%, rgba(34,211,238,.2), transparent 55%),
              var(--bg-2);
  border: 1px solid var(--border);
}
.band-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { position: relative; padding-left: 34px; margin-bottom: 16px; color: var(--muted); }
.checklist li strong { color: var(--text); }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 6px;
  background: var(--grad-energy);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/16px no-repeat, linear-gradient(#000,#000);
  -webkit-mask-composite: xor; mask-composite: exclude;
}

/* Energy meter visual */
.meter { padding: 28px; border-radius: 20px; background: rgba(0,0,0,.35); border: 1px solid var(--border); }
.meter-row { display: flex; justify-content: space-between; font-size: .9rem; color: var(--muted); margin-bottom: 8px; }
.meter-row b { color: var(--text); font-family: var(--font-display); }
.bar { height: 10px; border-radius: 999px; background: rgba(255,255,255,.07); overflow: hidden; margin-bottom: 22px; }
.bar i { display: block; height: 100%; border-radius: inherit; background: var(--grad-energy); }
.bar i.v { background: var(--grad); }

/* Process */
.steps { counter-reset: step; }
.step { padding: 28px; border-left: 2px solid var(--border); position: relative; }
.step::before {
  counter-increment: step; content: "0" counter(step);
  font-family: var(--font-display); font-weight: 700; font-size: 2.2rem;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
  display: block; margin-bottom: 10px;
}
.step p { color: var(--muted); font-size: .96rem; margin: 0; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; }
.faq details { border: 1px solid var(--border); border-radius: 14px; background: var(--surface); margin-bottom: 12px; padding: 0 24px; }
.faq summary { cursor: pointer; padding: 20px 0; font-weight: 600; font-family: var(--font-display); font-size: 1.08rem; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--cyan); font-size: 1.4rem; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 20px; margin: 0; }

/* CTA */
.cta {
  text-align: center; border-radius: 28px; padding: 70px 30px;
  background: var(--grad); position: relative; overflow: hidden;
}
.cta::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 80% 0%, rgba(255,255,255,.3), transparent 50%); pointer-events: none; }
.cta h2 { color: #fff; }
.cta p { color: rgba(255,255,255,.88); max-width: 560px; margin: 0 auto 28px; font-size: 1.1rem; }
.cta .btn { background: #fff; color: #1e1b4b; position: relative; z-index: 1; }

/* Page hero (inner pages) */
.page-hero { padding: 90px 0 40px; }
.page-hero p { color: var(--muted); font-size: 1.15rem; max-width: 680px; }
.breadcrumbs { font-size: .85rem; color: var(--muted); margin-bottom: 18px; }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs span { margin: 0 8px; opacity: .5; }

/* Prose (legal) */
.prose-wrap { display: grid; grid-template-columns: 240px 1fr; gap: 60px; align-items: start; }
.toc { position: sticky; top: 100px; font-size: .9rem; }
.toc p { font-weight: 600; color: var(--text); margin-bottom: 12px; font-family: var(--font-display); }
.toc ol { list-style: none; padding: 0; margin: 0; border-left: 1px solid var(--border); }
.toc a { display: block; padding: 5px 0 5px 16px; color: var(--muted); }
.toc a:hover { color: var(--cyan); text-decoration: none; }
.prose { max-width: 760px; }
.prose h2 { font-size: 1.5rem; margin-top: 2.2em; padding-top: 10px; scroll-margin-top: 100px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.1rem; margin-top: 1.6em; }
.prose p, .prose li { color: #c3cadb; }
.prose ul { padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose strong { color: var(--text); }
.notice { padding: 18px 22px; border-radius: 14px; background: rgba(34,211,238,.07); border: 1px solid rgba(34,211,238,.25); color: var(--text); font-size: .95rem; margin-bottom: 28px; }
.meta-line { font-size: .9rem; color: var(--muted); }

/* Stats / values */
.value-num { font-family: var(--font-display); font-size: 2.6rem; font-weight: 700; margin-bottom: 4px; }

/* Contact card */
.contact-card { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
.contact-card .email { font-family: var(--font-display); font-size: clamp(1.3rem, 3vw, 1.9rem); font-weight: 600; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 60px 0 36px; margin-top: 40px; background: rgba(0,0,0,.25); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 44px; }
.footer-grid h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .12em; color: var(--text); margin-bottom: 16px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: var(--muted); font-size: .95rem; }
.footer-grid a:hover { color: var(--text); }
.footer-about p { color: var(--muted); font-size: .95rem; max-width: 320px; margin-top: 14px; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 26px; border-top: 1px solid var(--border); color: var(--muted); font-size: .85rem; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .orbit-visual .ring, .orbit-visual .sat { animation: none; }
  html { scroll-behavior: auto; }
}

/* Responsive */
@media (max-width: 980px) {
  .hero-grid, .band-grid { grid-template-columns: 1fr; }
  .orbit-visual { max-width: 340px; margin: 20px auto 0; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .prose-wrap { grid-template-columns: 1fr; gap: 30px; }
  .toc { position: static; }
  .band { padding: 40px 28px; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); border-bottom: 1px solid var(--border); padding: 10px 16px 20px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li a { display: block; padding: 12px 4px; }
  .nav-links li a.btn { display: flex; justify-content: center; margin-top: 8px; padding: 12px 18px; }
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .hero { padding: 70px 0 60px; }
  section { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .card, .division-card { padding: 26px; }
  .orbit-visual { max-width: 280px; }
}

/* ===== Cinematic product panels (home) ===== */
.btn-light { background: #f4f6fb; color: #0a0d18; }
.btn-light:hover { background: #fff; }
.btn-glass { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.18); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.btn-glass:hover { background: rgba(255,255,255,.14); }
.btn-wide { min-width: 200px; justify-content: center; }

.panel {
  position: relative; min-height: 100vh; min-height: 100svh; padding: 110px 0 56px;
  display: flex; flex-direction: column; justify-content: space-between; align-items: center; text-align: center;
  overflow: hidden; isolation: isolate; border-bottom: 1px solid rgba(255,255,255,.05);
}
.panel::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--panel-bg, radial-gradient(ellipse 70% 55% at 50% 60%, rgba(59,130,246,.22), transparent 70%)); }
.panel-head { padding: 0 16px; }
.panel-head .kicker { margin-bottom: 10px; }
.panel h1, .panel h2.panel-title { font-size: clamp(2.6rem, 7vw, 5.4rem); font-weight: 600; letter-spacing: -0.035em; margin: 0 0 12px; }
.panel .sub { color: #b9c1d6; font-size: clamp(1rem, 2vw, 1.2rem); max-width: 620px; margin: 0 auto; }
.panel-art { flex: 1; width: 100%; display: grid; place-items: center; padding: 30px 16px; min-height: 280px; }
.panel-art svg { width: min(560px, 92vw); height: auto; max-height: 52vh; }
.panel-foot { display: flex; flex-direction: column; align-items: center; gap: 26px; padding: 0 16px; width: 100%; }
.panel-cta { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.specs { display: flex; justify-content: center; gap: 0; list-style: none; padding: 0; margin: 0; flex-wrap: wrap; }
.specs li { padding: 4px 28px; border-left: 1px solid rgba(255,255,255,.14); text-align: center; }
.specs li:first-child { border-left: 0; }
.specs b { display: block; font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; color: #fff; }
.specs span { font-size: .8rem; color: var(--muted); letter-spacing: .02em; }
.scroll-cue { font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); display: flex; flex-direction: column; align-items: center; gap: 8px; }
.scroll-cue::after { content: ""; width: 1px; height: 34px; background: linear-gradient(var(--muted), transparent); animation: cue 2s ease-in-out infinite; }
@keyframes cue { 0%,100% { opacity: .3; transform: scaleY(.6); transform-origin: top; } 50% { opacity: 1; transform: scaleY(1); } }

.rotor { transform-box: fill-box; transform-origin: center; animation: blade .14s linear infinite; }
@keyframes blade { 0%, 100% { transform: scaleX(1); } 50% { transform: scaleX(-1); } }
.hover-y { animation: hover 5s ease-in-out infinite; }
@keyframes hover { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.visor { animation: visor 3.5s ease-in-out infinite; }
@keyframes visor { 0%,100% { opacity: .65; } 50% { opacity: 1; } }

/* AI core section */
.ai-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.08); border-radius: 22px; overflow: hidden; }
.ai-grid > div { background: var(--bg); padding: 36px 30px; }
.ai-grid h3 { font-size: 1.15rem; }
.ai-grid p { color: var(--muted); font-size: .96rem; margin: 0; }
.ai-num { font-family: var(--font-display); font-size: .8rem; letter-spacing: .18em; color: var(--cyan); margin-bottom: 18px; display: block; }

@media (max-width: 720px) {
  .panel { padding: 96px 0 40px; }
  .specs li { padding: 4px 14px; }
  .specs b { font-size: 1rem; }
  .ai-grid { grid-template-columns: 1fr; }
  .btn-wide { min-width: 0; flex: 1 1 140px; }
  .panel-cta { width: 100%; max-width: 420px; }
}
@media (prefers-reduced-motion: reduce) {
  .rotor, .hover-y, .visor, .scroll-cue::after { animation: none; }
}

/* Cool brand palette for solid fills (buttons, CTA band) */
.btn-primary { background: linear-gradient(120deg, #0ea5e9, #3b82f6 55%, #6366f1); }
.cta { background: linear-gradient(120deg, #0369a1 0%, #2563eb 50%, #4f46e5 100%); }
.cta .btn { color: #0a0d18; }
.eyebrow .dot { background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.orbit-visual .core { background: radial-gradient(circle at 35% 30%, #fff 0%, #7dd3fc 25%, #3b82f6 65%, #1e1b4b 100%); box-shadow: 0 0 80px rgba(59,130,246,.65), 0 0 140px rgba(34,211,238,.3); }

/* Roadmap stage labels */
.step .tag { display: inline-block; margin-bottom: 10px; padding: 3px 10px; border: 1px solid var(--border); border-radius: 999px; font-size: .7rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--cyan); }