:root{
  --bg:#060a14; --ink:#e6eefc; --muted:#9fb3d1;
  --btn:#1f2937; --btn-ink:#dbeafe; --btn-border:#334155;
  --accent:#4da3ff; --accent-ink:#001a33;
  --disabled:#2a3345; --disabled-ink:#6c7a93;
  --panel:#0b1220cc;
  --title: clamp(32px, 7vw, 72px);
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:var(--ink);font-family:var(--font)}
#bg{position:fixed;inset:0;width:100%;height:100%;display:block}

.start-wrap{
  position:relative; z-index:1; height:100%;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  padding:24px;
  background: radial-gradient(1200px 800px at 50% 20%, rgba(39,67,120,.18), transparent);
}

.game-title{
  margin:0 0 28px;
  font-size:var(--title);
  letter-spacing:.18em;
  text-align:center;
  text-shadow:0 6px 28px rgba(77,163,255,.35);
}

.menu{display:flex; flex-direction:column; gap:14px; width:min(460px, 92vw)}
.btn{
  appearance:none; border:1px solid var(--btn-border);
  background:var(--btn); color:var(--btn-ink);
  padding:14px 18px; border-radius:14px; cursor:pointer;
  font-size:16px; letter-spacing:.06em;
  box-shadow:0 8px 24px rgba(0,0,0,.25);
}
.btn.big{padding:16px 18px; font-size:18px}
.btn:disabled{background:var(--disabled); color:var(--disabled-ink); border-color:#2b364a; cursor:not-allowed; box-shadow:none}
.btn.accent{background:var(--accent); color:var(--accent-ink); border-color:#338ef0}
.btn:hover:not(:disabled){filter:brightness(1.08)}

.hint{margin:18px 0 0; color:var(--muted); font-size:13px; text-align:center}
.foot{position:fixed; bottom:10px; left:0; right:0; text-align:center; color:#7d8cab; font-size:12px}

@media (max-width: 520px){
  .menu{gap:12px}
  .btn.big{font-size:17px}
}
.load-wrap{
  position:relative;
  z-index:1;
  min-height:100%;
  padding:24px;
  display:flex;
  flex-direction:column;
  gap:20px;
  background: radial-gradient(1200px 800px at 50% 20%, rgba(39,67,120,.18), transparent);
}

.load-header{
  width:min(1200px, 100%);
  margin:0 auto;
}

.load-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:14px;
}

.load-status{
  min-height:22px;
  margin:12px 0 0;
  color:var(--muted);
}

.load-status.is-error{color:#ff9ca5}

.save-grid{
  width:min(1200px, 100%);
  margin:0 auto;
  display:grid;
  gap:14px;
  grid-template-columns:repeat(4, minmax(0, 1fr));
  max-height:60vh;
  overflow:auto;
  padding-right:4px;
}

.save-card{
  background:var(--panel);
  border:1px solid var(--btn-border);
  border-radius:14px;
  padding:14px;
  display:flex;
  flex-direction:column;
  gap:10px;
  box-shadow:0 8px 24px rgba(0,0,0,.25);
}

.save-card-title{margin:0; font-size:16px; letter-spacing:.04em}
.save-card-state{margin:0; color:var(--ink); font-size:14px}
.save-card-meta{margin:0; color:var(--muted); font-size:13px; line-height:1.4}

@media (max-width: 900px){
  .save-grid{grid-template-columns:repeat(2, minmax(0, 1fr));}
}

@media (max-width: 560px){
  .save-grid{grid-template-columns:1fr; max-height:none;}
  .load-wrap{padding:18px;}
}