/* Song Contest Briefing — Static Site v2
   Vibe: stage lights, neon gradients, modern glass cards
   Notes: independent brand; no official Eurovision/EBU logos used.
*/

:root{
  --bg0:#070A1A;
  --bg1:#0B1030;
  --text:#E6E8F2;
  --muted:#A7AAB8;
  --line:rgba(255,255,255,0.14);
  --card:rgba(255,255,255,0.06);
  --shadow: 0 18px 60px rgba(0,0,0,0.45);
  --radius: 18px;
  --max: 1040px;

  --g1:#FF2BD6; /* magenta */
  --g2:#6C5BFF; /* violet */
  --g3:#00E5FF; /* cyan */
  --accent: linear-gradient(120deg, var(--g1), var(--g2), var(--g3));
  --accent2: linear-gradient(120deg, rgba(255,43,214,0.35), rgba(108,91,255,0.35), rgba(0,229,255,0.35));
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(900px 600px at 15% 10%, rgba(255,43,214,0.18), transparent 55%),
    radial-gradient(900px 600px at 85% 15%, rgba(0,229,255,0.14), transparent 58%),
    radial-gradient(900px 700px at 50% 95%, rgba(108,91,255,0.18), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

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

.wrap{max-width:var(--max);margin:0 auto;padding:18px 18px}
.skip{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden;}
.skip:focus{
  left:16px;top:12px;width:auto;height:auto;z-index:9999;
  background:#fff;color:#000;padding:10px 12px;border-radius:12px;
}

header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,10,26,0.55);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(255,255,255,0.10);
}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:12px;min-width: 260px}
.mark{
  width:40px;height:40px;border-radius:14px;
  display:grid;place-items:center;
  background: var(--accent2);
  border:1px solid rgba(255,255,255,0.14);
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
  font-weight:800;letter-spacing:-0.02em;
}
.brand-title{font-weight:800;letter-spacing:-0.02em}
.brand-sub{font-size:12px;color:var(--muted);margin-top:2px}

nav{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
nav a{
  padding:9px 11px;border-radius:999px;
  border:1px solid transparent;
  color:var(--muted);
}
nav a.active{
  color:var(--text);
  border-color: rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
}

.lang{display:flex;gap:8px;align-items:center;flex:0 0 auto}
.lang button{
  font:inherit;font-weight:700;
  background:transparent;border:1px solid rgba(255,255,255,0.18);
  color:var(--muted);
  padding:7px 10px;border-radius:999px;
  cursor:pointer;
}
.lang button.active{
  color:var(--text);
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.26);
}

.hero{padding:36px 0 14px;position:relative}
.hero-grid{display:grid;gap:18px;grid-template-columns: 1fr}
@media(min-width: 960px){.hero-grid{grid-template-columns: 1.1fr 0.9fr; align-items:center}}
.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;color:var(--muted);
  border:1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.05);
  padding:7px 12px;border-radius:999px;
}
.dot{
  width:7px;height:7px;border-radius:999px;background:var(--g1);
  box-shadow: 0 0 18px rgba(255,43,214,0.75);
}
h1{
  font-size: 40px;line-height:1.1;letter-spacing:-0.03em;margin:14px 0 10px
}
@media(min-width: 960px){h1{font-size:52px}}
.lede{color:var(--muted);font-size:16px;margin:0 0 18px}
.cta{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  border-radius: 14px;padding:11px 14px;
  border:1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
  color:var(--text);font-weight:800;
}
.btn.primary{
  border:none;background: var(--accent);color:#0A0D1F;
  box-shadow: 0 14px 38px rgba(0,0,0,0.35);
}
.btn svg{opacity:0.9}

.card{
  border:1px solid rgba(255,255,255,0.14);
  background: var(--card);
  border-radius: var(--radius);
  padding:16px 16px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}
.card.soft{box-shadow:none;background: rgba(255,255,255,0.05)}
.grid{
  display:grid;grid-template-columns: repeat(12, 1fr);
  gap: 14px;margin: 18px 0 10px;
}
.col-12{grid-column: span 12}
@media(min-width: 920px){
  .col-6{grid-column: span 6}
  .col-4{grid-column: span 4}
  .col-8{grid-column: span 8}
}
h2{font-size:22px;margin:0 0 10px;letter-spacing:-0.01em}
h3{font-size:16px;margin:0 0 8px;color:var(--text)}
p{margin:0 0 12px}
.small{font-size:13px;color:var(--muted)}
.hr{height:1px;background:rgba(255,255,255,0.12);margin:18px 0}

ul{margin:0 0 12px;padding-left:18px;color:var(--muted)}
li{margin:6px 0}
.tagrow{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 0}
.tag{
  font-size:12px;color:var(--muted);
  padding:6px 10px;border-radius:999px;
  border:1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.15);
}

.note{
  border-left: 3px solid rgba(0,229,255,0.8);
  padding:12px 12px;
  background: rgba(0,0,0,0.18);
  border:1px solid rgba(255,255,255,0.14);
  border-radius: 14px;
}
.code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  background: rgba(0,0,0,0.25);
  border:1px solid rgba(255,255,255,0.14);
  border-radius: 14px;
  padding: 12px 12px;
  overflow:auto;
  color:#d8dbeb;
}

footer{
  margin-top: 34px;
  border-top:1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.18);
}
.footer-inner{display:flex;gap:14px;justify-content:space-between;flex-wrap:wrap;align-items:flex-start}
.footer-inner a{color:var(--muted)}
.hidden{display:none !important}

/* decorative "stage lights" */
.stage{
  width:100%;
  aspect-ratio: 5 / 4;
  border-radius: 22px;
  border:1px solid rgba(255,255,255,0.14);
  background:
    radial-gradient(280px 220px at 15% 15%, rgba(255,43,214,0.30), transparent 60%),
    radial-gradient(300px 240px at 85% 20%, rgba(0,229,255,0.24), transparent 60%),
    radial-gradient(320px 260px at 55% 75%, rgba(108,91,255,0.22), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.06), rgba(0,0,0,0.18));
  box-shadow: 0 30px 80px rgba(0,0,0,0.55);
  position:relative;
  overflow:hidden;
}
.stage:before{
  content:"";
  position:absolute;inset:-1px;
  background: url("bg-stars.svg");
  opacity:0.45;
  mix-blend-mode: screen;
}
.stage .inner{
  position:absolute;inset:16px;
  border-radius: 18px;
  border:1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.18);
  overflow:hidden;
}
.stage .inner:before{
  content:"";
  position:absolute;inset:-40px;
  background: conic-gradient(from 180deg at 50% 50%, rgba(255,43,214,0.35), rgba(108,91,255,0.35), rgba(0,229,255,0.35), rgba(255,43,214,0.35));
  filter: blur(32px);
  opacity:0.45;
}
.stage .inner .label{
  position:absolute;left:14px;bottom:14px;right:14px;
  padding:12px 12px;border-radius: 14px;
  background: rgba(7,10,26,0.62);
  border:1px solid rgba(255,255,255,0.14);
}
.stage .inner .label .t{font-weight:900;letter-spacing:-0.02em}
.stage .inner .label .s{color:var(--muted);font-size:12px;margin-top:2px}