:root{--bg:#0a0c14;--fg:#ffffff;--muted:#a8b3cf;--accent:#4f9eff;--panel:#0f1419;--ring:#2d4a7a}
*{box-sizing:border-box}
html,body{height:100%;margin:0;padding:0;overflow:hidden;position:relative}
body{font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,'Noto Sans',sans-serif;background:radial-gradient(ellipse at top,#0f1419 0%,#0a0c14 50%,#000000 100%);color:var(--fg)}
.fullscreen{height:100vh;width:100vw;display:flex;flex-direction:column;padding:0;position:relative}
.controls{position:fixed;top:20px;left:20px;z-index:100;display:flex;align-items:center;gap:16px}
.btn{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#ffffff;border:none;padding:12px 20px;border-radius:12px;cursor:pointer;font-weight:600;font-size:15px;box-shadow:0 4px 15px rgba(79,70,229,0.4);transition:all 0.2s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(79,70,229,0.6);background:linear-gradient(135deg,#5b52e8,#8b5cf6)}
.meta{color:var(--muted);font-size:14px;font-weight:500}
.cloud{position:absolute;top:0;left:0;width:100vw;height:100vh;overflow:hidden;background:transparent}
.cloud canvas{cursor:pointer;width:100% !important;height:100% !important;display:block}

/* Word hover tooltip */
.word-tooltip{position:absolute;padding:8px 12px;background:rgba(15,20,25,0.95);border:1px solid #4f46e5;color:#ffffff;border-radius:10px;font-size:13px;font-weight:500;pointer-events:none;opacity:0;transform:translate(-50%,-120%);transition:opacity .15s ease;backdrop-filter:blur(10px);box-shadow:0 4px 20px rgba(0,0,0,0.5)}

/* Mobile responsive styles */
@media (max-width: 768px) {
  .controls {
    top: 10px;
    left: 10px;
    gap: 12px;
    flex-wrap: wrap;
  }
  
  .btn {
    padding: 10px 16px;
    font-size: 14px;
  }
  
  .meta {
    font-size: 12px;
    max-width: 200px;
    word-wrap: break-word;
  }
  
  .word-tooltip {
    font-size: 12px;
    padding: 6px 10px;
  }
}

@media (max-width: 480px) {
  .controls {
    top: 5px;
    left: 5px;
    right: 5px;
    gap: 8px;
  }
  
  .btn {
    padding: 8px 12px;
    font-size: 13px;
  }
  
  .meta {
    font-size: 11px;
    max-width: 150px;
  }
}

/* Ensure proper scaling on all devices */
@media (orientation: landscape) and (max-height: 500px) {
  .controls {
    top: 5px;
    left: 5px;
  }
  
  .btn {
    padding: 6px 10px;
    font-size: 12px;
  }
}