/* Aurora Messenger — pre-alpha site. Dark, aurora-themed, no build step. */
:root {
  --bg: #070b16;
  --bg2: #0b1222;
  --text: #e8ecf4;
  --muted: #9aa6bd;
  --glass: rgba(255, 255, 255, 0.045);
  --glass-border: rgba(255, 255, 255, 0.10);
  --green: #00c875;
  --cyan: #5ce1e6;
  --blue: #2563eb;
  --magenta: #a21caf;
  --grad: linear-gradient(90deg, #00c875, #5ce1e6 50%, #3b82f6);
  --radius: 18px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Aurora streak background */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 85% -5%, rgba(162, 28, 175, 0.18), transparent 60%),
    radial-gradient(800px 600px at 10% 110%, rgba(0, 200, 117, 0.16), transparent 60%),
    linear-gradient(125deg, transparent 0%, rgba(0, 200, 117, 0.07) 18%, transparent 34%,
      rgba(92, 225, 230, 0.08) 50%, transparent 66%, rgba(37, 99, 235, 0.09) 82%, transparent 100%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Nav */
nav {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(7, 11, 22, 0.7);
  border-bottom: 1px solid var(--glass-border);
}
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; }
.brand .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 16px rgba(92,225,230,.6); }
.brand .name { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brand-logo { width: 26px; height: 26px; border-radius: 7px; display: block; }
.hero-logo { width: 76px; height: 76px; border-radius: 18px; display: block; margin: 0 auto 20px; box-shadow: 0 10px 34px rgba(0, 0, 0, .4); }
nav .links a { color: var(--muted); margin-left: 22px; font-size: .95rem; }
nav .links a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 640px) { nav .links a { margin-left: 14px; font-size: .85rem; } }

/* Badge */
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--glass-border); background: var(--glass);
  font-size: .8rem; letter-spacing: .04em; text-transform: uppercase; color: var(--muted);
}
.badge .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }

/* Hero */
.hero { padding: 84px 0 56px; text-align: center; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); line-height: 1.05; margin: 22px 0 12px; font-weight: 800; letter-spacing: -.02em; }
.hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .tagline { font-size: clamp(1.05rem, 2.4vw, 1.35rem); color: var(--muted); max-width: 640px; margin: 0 auto 32px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; border-radius: 14px; font-weight: 600; font-size: 1rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .12s ease, box-shadow .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--grad); color: #04101a; box-shadow: 0 8px 30px rgba(37, 99, 235, .35); }
.btn-primary:hover { box-shadow: 0 12px 38px rgba(92, 225, 230, .45); }
.btn-ghost { background: var(--glass); border-color: var(--glass-border); color: var(--text); }
.btn-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.sub { color: var(--muted); font-size: .85rem; margin-top: 14px; }

/* Cards / sections */
section { padding: 48px 0; }
.section-title { text-align: center; font-size: clamp(1.6rem, 3.5vw, 2.2rem); font-weight: 700; margin: 0 0 8px; }
.section-sub { text-align: center; color: var(--muted); max-width: 620px; margin: 0 auto 36px; }
.glass {
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: var(--radius); backdrop-filter: blur(10px);
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.feature { padding: 24px; }
.feature .ico { font-size: 1.6rem; margin-bottom: 10px; }
.feature h3 { margin: 0 0 8px; font-size: 1.12rem; }
.feature p { margin: 0; color: var(--muted); font-size: .95rem; }

/* Pre-alpha callout */
.callout { padding: 22px 26px; border-left: 3px solid var(--magenta); }
.callout strong { color: var(--text); }

/* Download */
.download { text-align: center; }
.download .card { max-width: 560px; margin: 0 auto; padding: 36px 28px; }
.steps { text-align: left; color: var(--muted); max-width: 460px; margin: 22px auto 0; font-size: .92rem; }
.steps li { margin: 6px 0; }

/* Legal / prose */
.prose { max-width: 800px; margin: 0 auto; padding: 32px 0 60px; }
.prose h1 { font-size: 2rem; margin-bottom: 4px; }
.prose .eff { color: var(--muted); font-size: .9rem; margin-bottom: 28px; }
.prose h2 { font-size: 1.35rem; margin: 34px 0 10px; padding-top: 10px; border-top: 1px solid var(--glass-border); }
.prose h3 { font-size: 1.08rem; margin: 22px 0 8px; color: var(--cyan); }
.prose p { color: #cfd6e6; }
.prose ul { color: #cfd6e6; padding-left: 22px; }
.prose li { margin: 5px 0; }
.prose .emph {
  background: rgba(162, 28, 175, .12); border: 1px solid rgba(162, 28, 175, .3);
  border-radius: 12px; padding: 14px 18px; margin: 18px 0; color: var(--text);
}

/* Footer */
footer { border-top: 1px solid var(--glass-border); padding: 36px 0; color: var(--muted); font-size: .9rem; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
footer a { color: var(--muted); margin-right: 18px; }
footer a:hover { color: var(--text); }

/* ── Pull quote (about / threat narrative) ── */
.pull {
  margin: 26px 0; padding: 16px 22px;
  border-left: 3px solid var(--magenta);
  background: rgba(162, 28, 175, .06);
  color: #cfd6e6; border-radius: 0 12px 12px 0;
}

/* ── Two-column "about" blocks (used inside .grid) ── */
.about { border-left: 1px solid rgba(92, 225, 230, .25); padding-left: 20px; }
.about h3 { margin: 0 0 8px; font-size: 1.15rem; }
.about p { margin: 0; color: var(--muted); font-size: .95rem; }

/* ── "What we cannot see" grid ── */
.cannot-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; margin-top: 8px; }
.cannot-item {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px;
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 12px;
}
.cannot-x {
  width: 22px; height: 22px; flex-shrink: 0; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: .7rem;
  color: #ff8a8a; background: rgba(239, 68, 68, .12); border: 1px solid rgba(239, 68, 68, .25);
}
.cannot-item span { color: var(--muted); font-size: .9rem; }

/* ── Security accordion ── */
.accordion { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }
.acc-item {
  border: 1px solid var(--glass-border); border-radius: 14px; background: var(--glass);
  padding: 18px 20px; cursor: pointer; transition: border-color .2s;
}
.acc-item:hover { border-color: rgba(92, 225, 230, .3); }
.acc-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.acc-name { font-family: ui-monospace, "Courier New", monospace; font-size: .82rem; letter-spacing: .04em; color: var(--cyan); margin: 0; }
.acc-arrow { color: var(--muted); font-weight: 300; transition: transform .25s; flex-shrink: 0; font-size: 1.1rem; }
.acc-item.open .acc-arrow { transform: rotate(45deg); }
.acc-desc { margin: 8px 0 0; color: var(--muted); font-size: .92rem; }
.acc-body { display: none; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--glass-border); }
.acc-item.open .acc-body { display: block; }
.acc-hist { font-size: .85rem; color: var(--muted); font-style: italic; line-height: 1.8; margin: 0 0 10px; }
.acc-plain { font-size: .92rem; color: #cfd6e6; line-height: 1.85; margin: 0; }

/* ── Warrant canary ── */
.canary-status {
  display: flex; align-items: center; gap: 12px; margin: 24px 0; padding: 14px 18px; border-radius: 12px;
  background: rgba(0, 200, 117, .08); border: 1px solid rgba(0, 200, 117, .25);
}
.canary-status .sdot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); flex-shrink: 0; }
.canary-status span { color: #cfd6e6; font-size: .92rem; }
.canary-statement {
  white-space: pre-wrap; font-family: ui-monospace, "Courier New", monospace;
  font-size: .84rem; line-height: 1.85; color: var(--muted);
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: 14px; padding: 24px; margin: 22px 0;
}

/* ── Footer warrant-canary badge ── */
.canary-badge {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 6px;
  padding: 6px 12px; border-radius: 999px; border: 1px solid rgba(0, 200, 117, .25);
  font-size: .78rem; color: var(--muted);
}
.canary-badge .cdot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }