/* Pelican-500 simple one-page spec site
   Minimal, clean, responsive. */

:root{
  --bg: #0b1220;
  --panel: rgba(255,255,255,.06);
  --panel-2: rgba(255,255,255,.09);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --faint: rgba(255,255,255,.55);
  --border: rgba(255,255,255,.12);
  --shadow: 0 18px 55px rgba(0,0,0,.35);
  --radius: 18px;
  --radius-sm: 14px;
}

*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1200px 800px at 20% -20%, rgba(80,160,255,.35), transparent 55%),
    radial-gradient(900px 650px at 90% 0%, rgba(110,220,190,.25), transparent 55%),
    radial-gradient(900px 900px at 50% 120%, rgba(255,255,255,.08), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; }

code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: .95em;
  color: rgba(255,255,255,.88);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  padding: .1rem .35rem;
  border-radius: 10px;
}

.container{
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header{
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(11,18,32,.55);
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.site-header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 16px;
}

.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  min-width: 240px;
}
.logo{
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display:grid;
  place-items:center;
  font-weight: 800;
  letter-spacing: .02em;
  background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 12px 25px rgba(0,0,0,.18);
}
.brand-title{ font-weight: 800; }
.brand-subtitle{ color: var(--muted); font-size: 0.92rem; }

.nav{
  display:flex;
  align-items:center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content:flex-end;
}

.hero{
  padding: 56px 0 34px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.3fr .9fr;
  gap: 26px;
  align-items: start;
}
.eyebrow{
  margin: 0 0 12px;
  display:inline-block;
  color: rgba(255,255,255,.78);
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .78rem;
}
h1{
  margin: 0 0 14px;
  font-size: clamp(2.1rem, 3.8vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}
.lede{
  margin: 0 0 20px;
  color: rgba(255,255,255,.78);
  font-size: 1.05rem;
}
.hero-cta{ display:flex; gap: 12px; flex-wrap: wrap; margin: 10px 0 10px; }
.note{ color: var(--faint); margin: 10px 0 0; max-width: 58ch; }

.card, .panel, .download-card, .callout, .howto{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card{ padding: 18px; }
.card-header{
  display:flex;
  align-items:flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
.card-title{ font-weight: 800; font-size: 1.05rem; }
.card-subtitle{ color: var(--muted); font-size: .92rem; margin-top: 2px; }

.pill{
  font-size: .78rem;
  color: rgba(255,255,255,.85);
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.07);
  padding: 6px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.spec-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 0;
}
.spec{
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.05);
}
.spec dt{
  font-size: .82rem;
  color: var(--muted);
  margin-bottom: 2px;
}
.spec dd{
  margin:0;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card-footer{
  margin-top: 12px;
  border-top: 1px solid rgba(255,255,255,.10);
  padding-top: 12px;
}
.link{ color: rgba(170,215,255,.95); }

.section{
  padding: 42px 0;
}
.section-header h2{
  margin: 0 0 8px;
  font-size: 1.7rem;
  letter-spacing: -0.02em;
}
.section-header p{
  margin: 0 0 18px;
  color: var(--muted);
  max-width: 70ch;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.panel{
  padding: 18px 18px 16px;
  border-radius: var(--radius);
}
.panel h3{
  margin: 0 0 10px;
  font-size: 1.08rem;
}
.panel ul{
  margin: 0;
  padding-left: 18px;
  color: rgba(255,255,255,.80);
}
.panel li{ margin: 8px 0; }

.callout{
  margin-top: 18px;
  padding: 18px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255,255,255,.11), rgba(255,255,255,.05));
}
.callout-title{ font-weight: 800; margin-bottom: 4px; }
.callout p{ margin: 0 0 12px; color: rgba(255,255,255,.78); }

.download-card{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 18px;
  border-radius: var(--radius);
}
.download-title{ font-weight: 800; }
.download-meta{ color: var(--muted); margin-top: 2px; font-size: .92rem; }
.download-right{ display:flex; gap: 10px; flex-wrap: wrap; justify-content:flex-end; }

.howto{
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: var(--radius);
}
.howto summary{
  cursor: pointer;
  font-weight: 700;
}
.howto ol{ margin: 10px 0 0; color: rgba(255,255,255,.78); }
.howto li{ margin: 8px 0; }

.site-footer{
  padding: 28px 0 36px;
  border-top: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.12);
}
.footer-grid{
  display:flex;
  justify-content: space-between;
  align-items:flex-start;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-title{ font-weight: 900; }
.footer-subtitle{ color: var(--muted); }
.footer-links{ display:flex; gap: 14px; color: rgba(255,255,255,.80); flex-wrap: wrap; }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.92);
  font-weight: 700;
  text-decoration:none !important;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
  user-select: none;
}
.btn:hover{
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.26);
  transform: translateY(-1px);
}
.btn:active{ transform: translateY(0); }

.btn-primary{
  background: linear-gradient(135deg, rgba(88,170,255,.28), rgba(255,255,255,.06));
  border-color: rgba(120,200,255,.45);
}
.btn-secondary{
  background: rgba(255,255,255,.07);
}
.btn-ghost{
  background: transparent;
}

@media (max-width: 940px){
  .hero-grid{ grid-template-columns: 1fr; }
  .brand{ min-width: auto; }
  .grid-3{ grid-template-columns: 1fr; }
  .spec-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px){
  .spec-grid{ grid-template-columns: 1fr; }
}