/* =========================================================
   Asterope DOO — styles
   Theme: deep space, Pleiades motif, Asterope marked in gold
   ========================================================= */

:root {
  --bg:        #070b1a;
  --bg-2:      #0b1226;
  --bg-alt:    #0a1024;
  --panel:     rgba(18, 27, 53, 0.55);
  --panel-bd:  rgba(124, 196, 255, 0.14);
  --ink:       #e8eefc;
  --ink-soft:  #aab6d6;
  --ink-mute:  #74819e;
  --star:      #cfe2ff;
  --accent:    #7cc4ff;
  --accent-2:  #9d8bff;
  --gold:      #ffd27d;
  --gold-deep: #f4b860;
  --radius:    16px;
  --maxw:      1140px;
  --ease:      cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Cosmic background gradient layered behind the canvas */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1200px 700px at 78% -5%, rgba(157, 139, 255, 0.18), transparent 60%),
    radial-gradient(900px 600px at 12% 8%, rgba(124, 196, 255, 0.14), transparent 55%),
    radial-gradient(1000px 800px at 50% 110%, rgba(255, 210, 125, 0.06), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 55%, var(--bg) 100%);
}

#starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

h1, h2, h3, .brand-name {
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--star); }

.container { width: min(var(--maxw), 92%); margin-inline: auto; }
.container.narrow { max-width: 780px; }

.visually-hidden, .skip-link:not(:focus) {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: fixed;
  top: 12px; left: 12px;
  z-index: 100;
  background: var(--gold);
  color: #1a1205;
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: linear-gradient(180deg, rgba(7,11,26,0.85), rgba(7,11,26,0.35));
  border-bottom: 1px solid rgba(124,196,255,0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 600;
}
.brand:hover { color: var(--ink); }
.brand-mark { filter: drop-shadow(0 0 6px rgba(255,210,125,0.5)); }
.brand-name { font-size: 1.25rem; letter-spacing: 0.01em; }
.brand-name .doo { color: var(--ink-mute); font-weight: 400; font-size: 0.7em; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a { color: var(--ink-soft); font-size: 0.95rem; font-weight: 500; }
.nav-links a:hover { color: var(--star); }
.nav-cta {
  border: 1px solid var(--panel-bd);
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(124,196,255,0.06);
}
.nav-cta:hover { border-color: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(48px, 9vw, 110px) 0 80px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 18px;
}
.eyebrow.center { text-align: center; }

.hero h1 {
  font-size: clamp(2.3rem, 5.4vw, 3.9rem);
  margin: 0 0 22px;
}
.grad {
  display: block;
  background: linear-gradient(100deg, var(--gold) 10%, var(--accent) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: 1.12rem;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 30px;
}
.lede strong { color: var(--ink); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 42px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.97rem;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}
.btn-primary {
  background: linear-gradient(100deg, var(--gold), var(--gold-deep));
  color: #1a1205;
  box-shadow: 0 8px 28px rgba(255, 210, 125, 0.25);
}
.btn-primary:hover { transform: translateY(-2px); color: #1a1205; box-shadow: 0 12px 34px rgba(255,210,125,0.35); }
.btn-ghost {
  border: 1px solid var(--panel-bd);
  color: var(--ink);
  background: rgba(124,196,255,0.04);
}
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--star); }

.stats {
  display: flex;
  gap: 38px;
  margin: 0;
  flex-wrap: wrap;
}
.stats div { display: flex; flex-direction: column; }
.stats dt {
  font-family: "Space Grotesk", sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold);
}
.stats dd { margin: 2px 0 0; color: var(--ink-mute); font-size: 0.85rem; max-width: 14ch; }

/* Cluster mount */
.hero-cluster { margin: 0; }
#pleiades-mount { width: 100%; }
#pleiades-mount svg { width: 100%; height: auto; display: block; overflow: visible; }

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 1.5px solid var(--ink-mute);
  border-radius: 14px;
}
.scroll-hint span {
  position: absolute;
  left: 50%; top: 8px;
  width: 4px; height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: var(--accent);
  animation: scroll-bob 1.8s var(--ease) infinite;
}
@keyframes scroll-bob { 0%,100% { transform: translateY(0); opacity: 1; } 60% { transform: translateY(12px); opacity: 0; } }

/* ---------- Sections ---------- */
.section { padding: clamp(64px, 9vw, 112px) 0; position: relative; }
.section-alt { background: linear-gradient(180deg, transparent, var(--bg-alt) 12%, var(--bg-alt) 88%, transparent); }

.section-title {
  font-size: clamp(1.8rem, 3.6vw, 2.7rem);
  text-align: center;
  margin: 0 auto 18px;
  max-width: 18ch;
}
.section-intro {
  text-align: center;
  color: var(--ink-soft);
  max-width: 58ch;
  margin: 0 auto 52px;
  font-size: 1.06rem;
}

/* ---------- Cards ---------- */
.cards { display: grid; gap: 22px; }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.cards.two { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--panel);
  border: 1px solid var(--panel-bd);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(6px);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(124,196,255,0.34);
  box-shadow: 0 16px 40px rgba(4, 8, 22, 0.55);
}
.card h3 { font-size: 1.22rem; margin: 0 0 10px; }
.card p { color: var(--ink-soft); margin: 0; font-size: 0.98rem; }

.service-icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 12px;
  margin-bottom: 18px;
  color: var(--accent);
  background: rgba(124,196,255,0.08);
  border: 1px solid var(--panel-bd);
}
.service .tags {
  list-style: none;
  display: flex; flex-wrap: wrap; gap: 8px;
  margin: 18px 0 0; padding: 0;
}
.service .tags li {
  font-size: 0.78rem;
  color: var(--ink-soft);
  border: 1px solid var(--panel-bd);
  padding: 4px 11px;
  border-radius: 999px;
  background: rgba(124,196,255,0.04);
}

/* ---------- Product ---------- */
.product {
  background: linear-gradient(120deg, rgba(255,210,125,0.07), rgba(124,196,255,0.05));
  border: 1px solid var(--panel-bd);
  border-radius: var(--radius);
  padding: 36px;
  max-width: 820px;
  margin: 0 auto;
}
.product-body { display: flex; gap: 22px; align-items: flex-start; }
.product-logo {
  flex: none;
  width: 60px; height: 60px;
  display: grid; place-items: center;
  border-radius: 14px;
  color: var(--gold);
  background: rgba(255,210,125,0.10);
  border: 1px solid rgba(255,210,125,0.25);
}
.product-body h3 { font-size: 1.5rem; margin: 0 0 6px; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.product-domain { font-family: "Space Grotesk", sans-serif; font-size: 0.82rem; color: var(--gold); font-weight: 500; letter-spacing: 0.02em; }
.product-body p { color: var(--ink-soft); margin: 0 0 16px; }

.link-arrow { font-weight: 600; display: inline-flex; gap: 6px; align-items: center; }
.link-arrow span { transition: transform .25s var(--ease); }
.link-arrow:hover span { transform: translateX(4px); }

.product-future { text-align: center; margin-top: 28px; color: var(--ink-mute); }

/* ---------- Cluster story ---------- */
.constellation-legend {
  text-align: center;
  margin-top: 8px;
  color: var(--ink-soft);
}
.gold-text { color: var(--gold); }

/* ---------- Contact ---------- */
.center-block { text-align: center; }
.contact-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 22px; }
.contact-meta { color: var(--ink-mute); font-size: 0.9rem; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid rgba(124,196,255,0.08);
  padding: 48px 0 40px;
  background: rgba(7,11,26,0.6);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  align-items: center;
  justify-content: space-between;
}
.footer-brand .brand-name { font-size: 1.2rem; }
.footer-brand p { margin: 6px 0 0; color: var(--ink-mute); font-size: 0.9rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-nav a { color: var(--ink-soft); font-size: 0.92rem; }
.footer-copy { width: 100%; color: var(--ink-mute); font-size: 0.84rem; margin: 8px 0 0; }

/* ---------- Pleiades SVG star styling ---------- */
.star-node { cursor: pointer; }
.star-glow { transition: opacity .3s var(--ease); }
.star-core { transition: r .25s var(--ease), filter .25s var(--ease); }
.star-label {
  font-family: "Space Grotesk", sans-serif;
  font-size: 11px;
  fill: var(--ink-soft);
  opacity: 0;
  transition: opacity .3s var(--ease);
  pointer-events: none;
}
.star-node:hover .star-label,
.star-node:focus-visible .star-label,
.star-node.is-active .star-label { opacity: 1; }
.star-node:hover .star-core { filter: drop-shadow(0 0 6px var(--accent)); }

/* Asterope — always marked */
.star-asterope .star-label { opacity: 1; fill: var(--gold); font-weight: 600; }
.star-asterope .star-core { fill: var(--gold); }
.asterope-ring { stroke: var(--gold); fill: none; opacity: 0.6; }
.asterope-pulse { stroke: var(--gold); fill: none; transform-origin: center; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-cluster { order: -1; max-width: 460px; margin: 0 auto; }
  .cards.three, .cards.two { grid-template-columns: 1fr; }
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 100%; right: 4%;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    background: var(--bg-2);
    border: 1px solid var(--panel-bd);
    border-radius: 14px;
    padding: 22px 26px;
    min-width: 200px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--ease), transform .25s var(--ease);
  }
  .nav-links.open { opacity: 1; transform: none; pointer-events: auto; }
  .product-body { flex-direction: column; }
  .stats { gap: 26px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .scroll-hint span, .asterope-pulse { animation: none !important; }
}