:root{
  --bg1:#0d1024; --bg2:#191e3f;
  --card:rgba(255,255,255,.06); --card-br:rgba(255,255,255,.13);
  --text:#eef1ff; --muted:#9aa4cc; --dim:#6c76a3;
  --maj:#ffd166; --min:#7dd3fc; --accent:#8b5cf6; --accent2:#7c3aed;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100%}
body{
  color:var(--text);
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
  background:
    radial-gradient(1100px 700px at 85% -10%,#2b2154 0%,transparent 60%),
    radial-gradient(900px 700px at -10% 110%,#123a52 0%,transparent 55%),
    linear-gradient(165deg,var(--bg1),var(--bg2));
  background-attachment:fixed;
  min-height:100dvh;
  display:flex;flex-direction:column;align-items:center;
}
.wrap{width:100%;max-width:880px;padding:0 16px;display:flex;flex-direction:column;flex:1}

/* --- шапка --- */
.site-header{
  position:sticky;top:0;z-index:20;
  background:rgba(13,16,36,.72);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.07);
  width:100%;
}
.site-header .bar{max-width:880px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:18px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:700;font-size:17px;letter-spacing:.3px}
.logo .mark{width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,#a78bfa,#7c3aed);
  display:flex;align-items:center;justify-content:center;font-size:16px;color:#fff;box-shadow:0 4px 14px rgba(124,58,237,.35)}
.logo b{color:var(--maj)}
nav{margin-left:auto;display:flex;gap:6px}
nav a{color:var(--muted);text-decoration:none;font-size:14.5px;padding:8px 13px;border-radius:10px;transition:.2s}
nav a:hover{color:var(--text);background:rgba(255,255,255,.06)}
nav a.active{color:var(--text);background:rgba(139,92,246,.18);font-weight:600}

/* --- контент --- */
main{flex:1;width:100%;padding-bottom:40px}
.hero{padding:46px 0 30px;text-align:center}
.hero .big{width:56px;height:56px;margin:0 auto 14px;border-radius:16px;
  background:linear-gradient(135deg,#a78bfa,#7c3aed);display:flex;align-items:center;justify-content:center;
  font-size:28px;color:#fff;box-shadow:0 10px 30px rgba(124,58,237,.4)}
.hero h1{font-size:clamp(26px,4.6vw,36px);font-weight:700}
.hero .sub{color:var(--muted);font-size:15.5px;margin-top:9px;line-height:1.55}
.crumb{color:var(--dim);font-size:13.5px;margin:22px 0 4px}
h2.sec{font-size:clamp(20px,3.4vw,26px);font-weight:700;margin:34px 0 4px}
.sec-sub{color:var(--muted);font-size:14px;margin-bottom:16px}

/* --- карточки игр (компактные, с 1.05) --- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:12px}
.card{display:flex;flex-direction:column;gap:7px;padding:14px 16px;border-radius:14px;
  background:var(--card);border:1.5px solid var(--card-br);
  color:var(--text);text-decoration:none;transition:.2s;position:relative}
.card:hover{transform:translateY(-3px);border-color:var(--accent2);box-shadow:0 14px 34px rgba(124,58,237,.22)}
.card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.card .icon{width:36px;height:36px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:18px}
.card .icon.blue{background:rgba(125,211,252,.13)}
.card .icon.violet{background:rgba(167,139,250,.15)}
.tags{display:flex;gap:6px;flex-wrap:wrap;min-height:17px}
.tag{font-size:10px;letter-spacing:.6px;text-transform:uppercase;padding:3px 8px;border-radius:999px}
.tag.blue{background:rgba(125,211,252,.14);color:#7dd3fc}
.tag.violet{background:rgba(167,139,250,.16);color:#c4b5fd}
.tag.warn{background:rgba(255,209,102,.13);color:var(--maj)}
.card h3{font-size:16.5px;font-weight:700;margin-top:0}
.card p{color:var(--muted);font-size:13px;line-height:1.45;flex:1}
.play{font-size:13px;font-weight:600;color:#c4b5fd;display:flex;align-items:center;gap:6px}
.card:hover .play{color:#fff}
.play .arr{transition:transform .2s}
.card:hover .arr{transform:translateX(4px)}

/* --- группы по навыкам (Тренажёры, с 1.05) --- */
.group{margin-top:24px}
.group-head{display:flex;align-items:center;gap:10px}
.group-head .g-ico{flex:0 0 auto;width:30px;height:30px;border-radius:9px;background:rgba(139,92,246,.18);
  display:flex;align-items:center;justify-content:center;font-size:15px}
.group-head h2{font-size:19px;font-weight:700}
.group-head .g-count{color:var(--dim);font-size:12px;background:rgba(255,255,255,.06);
  border:1px solid var(--card-br);border-radius:999px;padding:3px 10px}
.group .g-desc{color:var(--dim);font-size:13px;margin:3px 0 10px}

/* --- баннер курса / заглушки --- */
.banner{display:flex;align-items:center;gap:18px;padding:22px 24px;border-radius:18px;
  background:linear-gradient(120deg,rgba(139,92,246,.14),rgba(125,211,252,.08));
  border:1.5px solid rgba(139,92,246,.3);text-decoration:none;color:var(--text);transition:.2s}
.banner:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(124,58,237,.18);border-color:var(--accent)}
.banner .icon{flex:0 0 auto;width:52px;height:52px;border-radius:14px;background:rgba(139,92,246,.2);
  display:flex;align-items:center;justify-content:center;font-size:25px}
.banner h3{font-size:19px;font-weight:700}
.banner p{color:var(--muted);font-size:14px;line-height:1.5;margin-top:3px}
.banner .go{margin-left:auto;flex:0 0 auto;color:#c4b5fd;font-weight:600;font-size:14.5px}

/* --- страница курса (заглушка) --- */
.plan{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.plan-row{display:flex;align-items:center;gap:14px;padding:14px 18px;border-radius:14px;
  background:var(--card);border:1px solid var(--card-br)}
.plan-row .n{flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:14px;background:rgba(255,255,255,.07);color:var(--muted)}
.plan-row .t{font-size:15.5px;font-weight:600}
.plan-row .d{color:var(--dim);font-size:13px;margin-top:2px}
.plan-row .st{margin-left:auto;flex:0 0 auto;font-size:12px;letter-spacing:.5px;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.06);color:var(--dim)}
.plan-row.done .st{background:rgba(74,222,128,.14);color:#4ade80}
.note{color:var(--dim);font-size:13px;line-height:1.6;margin-top:16px}

/* --- футер --- */
footer{width:100%;padding:22px 16px 30px;color:var(--dim);font-size:13px;text-align:center;line-height:1.65;
  border-top:1px solid rgba(255,255,255,.06);margin-top:26px}

@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.fade{animation:fadeUp .45s ease}

@media (max-width:640px){
  .hero{padding:34px 0 22px}
  .cards{grid-template-columns:1fr}
  .banner{flex-direction:column;align-items:flex-start;gap:12px}
  .banner .go{margin-left:0}
  .site-header .bar{gap:8px}
  .logo{font-size:15px}
  .logo .logo-text{display:none}
  nav{gap:2px}
  nav a{padding:7px 8px;font-size:13px}
}