:root {
    --bg-dark: #07080d; --bg-panel: rgba(18,20,28,0.8); --border-glass: rgba(57,255,20,0.22);
    --accent-lime: #39FF14; --accent-magenta: #ff003c; --accent-cyan: #18e0ff;
    --text-main: #f0f4f8; --text-muted: #8a94a6;
    --font-sans: 'Inter', sans-serif; --font-mono: 'JetBrains Mono', monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg-dark); color: var(--text-main); font-family: var(--font-sans); min-height: 100vh; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }

/* ambient animated glows */
.glow { position: fixed; border-radius: 50%; filter: blur(130px); z-index: 0; pointer-events: none; opacity: 0.35; }
.glow.a { top: -12vw; left: -8vw; width: 42vw; height: 42vw; background: radial-gradient(circle, rgba(57,255,20,0.35), transparent 70%); animation: drift1 22s ease-in-out infinite; }
.glow.b { bottom: -16vw; right: -10vw; width: 50vw; height: 50vw; background: radial-gradient(circle, rgba(24,224,255,0.22), transparent 70%); animation: drift2 28s ease-in-out infinite; }
.glow.c { top: 30vh; right: 20vw; width: 30vw; height: 30vw; background: radial-gradient(circle, rgba(255,0,60,0.14), transparent 70%); animation: drift1 34s ease-in-out infinite; }
@keyframes drift1 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(4vw,3vw); } }
@keyframes drift2 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-5vw,-2vw); } }

.wrap { position: relative; z-index: 1; max-width: 1180px; margin: 0 auto; padding: 2.2rem 1.5rem 4rem; }

/* top bar */
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2.5rem; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand .hex { font-size: 1.6rem; color: var(--accent-lime); }
.brand h1 { font-size: 1.25rem; font-weight: 700; letter-spacing: 3px; color: var(--accent-lime); }
.topnav { display: flex; gap: 8px; }
.topnav a { font-family: var(--font-mono); font-size: 0.8rem; padding: 6px 14px; border: 1px solid rgba(255,255,255,0.12); color: var(--text-muted); transition: all .15s; }
.topnav a:hover { color: var(--accent-lime); border-color: var(--accent-lime); }

/* hero */
.hero { text-align: center; padding: 2rem 0 2.6rem; }
.hero .kicker { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 4px; color: var(--accent-cyan); text-transform: uppercase; }
.hero h2 { font-size: clamp(2.6rem, 7vw, 5rem); font-weight: 700; line-height: 1.02; margin: 0.6rem 0; letter-spacing: -1px;
    background: linear-gradient(120deg, var(--accent-lime), var(--accent-cyan) 60%, #fff); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero .tagline { color: var(--text-muted); font-size: 1.05rem; max-width: 720px; margin: 0 auto; line-height: 1.55; }
.hero .tagline b { color: var(--text-main); font-weight: 600; }

/* live meta strip */
.metastrip { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 1.6rem 0 0; }
.metabit { font-family: var(--font-mono); font-size: 0.78rem; padding: 6px 12px; border: 1px solid var(--border-glass); background: var(--bg-panel); color: var(--text-muted); }
.metabit b { color: var(--accent-lime); }
.metabit.bus.online { border-color: rgba(57,255,20,0.5); color: var(--accent-lime); }
.metabit.bus.offline { border-color: rgba(255,0,60,0.4); color: var(--accent-magenta); }

/* portal cards */
.portals { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.2rem; margin: 2.6rem 0; }
.pcard { position: relative; background: var(--bg-panel); border: 1px solid var(--border-glass); padding: 1.6rem; overflow: hidden; transition: all .18s; }
.pcard:hover { transform: translateY(-5px); border-color: var(--accent-lime); box-shadow: 0 10px 40px rgba(57,255,20,0.12); }
.pcard .num { position: absolute; top: 0.4rem; right: 0.8rem; font-family: var(--font-mono); font-size: 3rem; color: rgba(57,255,20,0.08); font-weight: 700; }
.pcard h3 { font-size: 1.3rem; color: var(--accent-lime); margin-bottom: 6px; }
.pcard p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.5; min-height: 3.6em; }
.pcard .live { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent-cyan); margin-top: 10px; }
.pcard .enter { display: inline-block; margin-top: 12px; font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent-lime); }

/* sections */
.section { margin: 3rem 0; }
.section h3 { font-size: 0.85rem; font-family: var(--font-mono); letter-spacing: 2px; text-transform: uppercase; color: var(--accent-cyan); margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
.section p { color: var(--text-muted); line-height: 1.65; margin-bottom: 0.8rem; max-width: 860px; }
.section p b { color: var(--text-main); }
.section a.inline { color: var(--accent-lime); border-bottom: 1px dashed rgba(57,255,20,0.4); }

/* route manifest grid (doc hub) */
.routegrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0.7rem; margin-bottom: 1.5rem; }
.routecard { display: block; background: var(--bg-panel); border: 1px solid rgba(255,255,255,0.1); border-left: 3px solid var(--accent-lime); padding: 0.7rem 0.9rem; transition: all .15s; }
.routecard:hover { border-left-color: var(--accent-cyan); background: rgba(57,255,20,0.04); }
.routecard.post { border-left-color: #ffb020; }
.routecard.external { border-left-color: var(--accent-cyan); }
.routecard .m { font-family: var(--font-mono); font-size: 0.66rem; padding: 1px 6px; background: rgba(57,255,20,0.15); color: var(--accent-lime); }
.routecard.post .m { background: rgba(255,176,32,0.15); color: #ffb020; }
.routecard .lbl { font-weight: 600; margin: 4px 0 2px; }
.routecard .path { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); word-break: break-all; }
.routecard .d { font-size: 0.78rem; color: var(--text-muted); margin-top: 5px; line-height: 1.4; }
.group-title { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 1px; color: var(--accent-lime); margin: 1.4rem 0 0.6rem; }

footer { text-align: center; color: var(--text-muted); font-size: 0.78rem; font-family: var(--font-mono); margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.08); }
footer a { color: var(--accent-lime); }

/* ── Phone / small screens ───────────────────────────────────────────── */
@media (max-width: 640px) {
    .wrap { padding: 1.4rem 1rem 3rem; }
    .topbar { flex-direction: column; gap: 12px; align-items: stretch; }
    .topnav { flex-wrap: wrap; justify-content: center; }
    .hero h2 { font-size: 2.4rem; }
    .routegrid { grid-template-columns: 1fr; }
}