:root{
  --bg:#0f0f12;
  --panel:#15161b;
  --text:#f4f5f7;
  --muted:#b7bac3;
  --accent:#f2b233;
  --border: rgba(255,255,255,.08);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius:16px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
.container{width:min(1100px, 92vw); margin:0 auto; padding:28px 0}

.header{
  border-bottom:1px solid var(--border);
}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px min(1100px, 92vw); margin:0 auto;
  position:relative;
}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:52px;height:52px;object-fit:contain}
.brand-title{font-weight:800;letter-spacing:.2px}
.brand-subtitle{font-size:12px;color:var(--muted)}

.nav{display:flex;gap:18px;align-items:center}
.nav a{opacity:.9;font-size:14px}
.nav a:hover{opacity:1}
.nav a.active{color:var(--accent)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);color:var(--text);border-radius:10px;padding:8px 10px}

.hero{
  background:
    linear-gradient(180deg, rgba(0,0,0,.65), rgba(0,0,0,.85)),
    url("background.jpg") center/cover no-repeat;
  padding:58px 0 44px;
}
.hero-inner{width:min(1100px, 92vw); margin:0 auto}
.hero h1{font-size:44px;line-height:1.05;margin:0 0 10px}
.hero p{color:var(--muted);max-width:60ch;margin:0 0 18px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border-radius:12px;background:var(--accent);color:#161616;font-weight:800}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text)}

.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.page-head h1{margin:0 0 6px}
.page-head p{margin:0;color:var(--muted)}

.grid{display:grid;grid-template-columns:repeat(3, 1fr); gap:16px; margin-top:18px}
.card{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:transform .12s ease, border-color .12s ease
}
.card:hover{transform:translateY(-2px);border-color:rgba(242,178,51,.35)}
.card-media{background:#0b0c0f;display:flex;align-items:center;justify-content:center;padding:18px;height:150px}
.card-media img{max-width:100%;max-height:100%;object-fit:contain}
.card-body{padding:14px 14px 16px}
.card-title{font-weight:900;margin-bottom:6px}
.card-meta{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:13px;flex-wrap:wrap}
.card-sub{margin-top:8px;color:var(--muted);font-size:13px}

.backlink{display:inline-block;margin:10px 0 18px;color:var(--muted)}
.muted{color:var(--muted)}

.event-head{display:flex;gap:14px;align-items:center}
.event-logo{
  width:78px;height:78px;border-radius:14px;border:1px solid var(--border);
  background:#0b0c0f;display:flex;align-items:center;justify-content:center;overflow:hidden
}
.event-logo img{width:100%;height:100%;object-fit:contain;padding:10px}

.pdf-list{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.pdf-row{
  display:flex;justify-content:space-between;align-items:center;padding:12px 12px;border-radius:12px;
  border:1px solid var(--border);background:rgba(255,255,255,.02)
}
.pdf-row:hover{border-color:rgba(242,178,51,.35)}
.pdf-name{font-weight:750}
.pdf-hint{font-size:12px;color:var(--muted)}

.footer{border-top:1px solid var(--border);margin-top:26px;padding:18px 0;color:var(--muted)}
.footer-grid{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* Mobile */
@media (max-width: 880px){
  .grid{grid-template-columns:repeat(2, 1fr)}
}
@media (max-width: 640px){
  .hero h1{font-size:34px}
  .grid{grid-template-columns:1fr}
  .nav{
    display:none;position:absolute;right:4vw;top:64px;flex-direction:column;align-items:flex-start;
    background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:12px;min-width:240px;
    z-index:50;
  }
  .nav-toggle{display:inline-flex}
}