/* NeuroScreen 360 – Full Stylesheet (Dark Theme, v1.3.5) */

/* Base layout */
.ns360-container{
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:#e5e7eb;
  max-width:1100px;
  margin:0 auto;
  padding:16px;
}
.ns360-header{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}
.ns360-title{font-size:1.5rem;font-weight:800;letter-spacing:.3px;color:#ffffff}
.ns360-subtitle{color:#93a3b8}

/* Controls & buttons */
.ns360-controls{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.ns360-btn{
  border:none;border-radius:12px;padding:10px 14px;
  font-weight:700;cursor:pointer;box-shadow:0 2px 10px rgba(0,0,0,.35)
}
.ns360-btn.primary{background:#22c55e;color:#062e12}
.ns360-btn.secondary{background:#60a5fa;color:#0b1e3a}
.ns360-btn.accent{background:#fbbf24;color:#3b2500}
.ns360-btn.ghost{background:#1f2937;color:#e5e7eb}
.ns360-btn.danger{background:#f87171;color:#3b0a0a}
.ns360-btn:disabled{opacity:.55;cursor:not-allowed;filter:grayscale(.2)}
.ns360-field{display:flex;flex-direction:column;gap:4px}
.ns360-field label{color:#cbd5e1}
.ns360-field select{
  background:#0b1220;color:#e5e7eb;
  border:1px solid #334155;border-radius:10px;padding:6px
}

/* Grid/cards */
.ns360-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:900px){.ns360-grid{grid-template-columns:1fr 1fr}}
.ns360-card{
  background:#0f172a;border-radius:18px;padding:16px;
  box-shadow:0 10px 28px rgba(0,0,0,.45); border:1px solid #172036
}
.ns360-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}

/* Video & metrics */
.ns360-video-wrap{
  position:relative;width:220px;height:160px;border-radius:16px;
  overflow:hidden;background:#0b1120;border:1px solid #1f2a44
}
#ns360-video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}
.ns360-hidden{display:none}

.ns360-metrics{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:10px;flex:1
}
.ns360-metric{
  background:#0b1220;border:1px solid #1f2a44;border-radius:14px;padding:10px;
  display:flex;flex-direction:column;gap:6px
}
.ns360-metric span{font-size:.8rem;color:#9fb0c7}
.ns360-metric strong{font-size:1.3rem;color:#ffffff}
.ns360-metric em{font-style:normal;color:#9fb0c7;font-size:.8rem}

/* Signal quality */
.ns360-quality-bar{width:100%;height:10px;background:#1f2937;border-radius:999px;overflow:hidden;border:1px solid #334155}
#ns360-quality-fill{width:0%;height:100%;background:#22c55e;transition:width .2s ease;border-radius:999px}
.ns360-quality-label{display:flex;align-items:baseline;gap:6px;color:#e5e7eb}
.ns360-quality-label strong{font-size:1.1rem}

/* Progress / countdown */
.ns360-progress-wrap{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
.ns360-progress-bar{
  width:100%;height:10px;background:#1f2937;border-radius:999px;overflow:hidden;border:1px solid #334155
}
#ns360-progress-fill{
  width:0%;height:100%;background:#22c55e;transition:width .2s ease;border-radius:999px
}
.ns360-progress-label{font-size:.9rem;color:#9fb0c7}
.ns360-flash-status{font-size:.85rem;color:#93a3b8}

/* PPG chart */
.ns360-chart-wrap{margin-top:10px;background:#0b1120;border-radius:14px;padding:8px;border:1px solid #1f2a44}
#ns360-ppg-canvas{width:100%;height:160px;background:transparent}
.ns360-note{color:#93a3b8;font-size:.9rem;margin-top:8px}

/* Tabs */
.ns360-tabs{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.ns360-tab{
  background:#1f2937;border:1px solid #334155;border-radius:10px;
  padding:8px 10px;cursor:pointer;color:#e5e7eb
}
.ns360-tab.active{background:#22c55e;color:#062e12;border-color:#22c55e}
.ns360-tabpanel{display:none}
.ns360-tabpanel.active{display:block}

/* Episodic words & inputs */
.ns360-words{
  display:flex;flex-wrap:wrap;gap:6px;background:#0b1220;
  border:1px solid #1f2a44;border-radius:10px;padding:8px;margin:6px 0
}
.ns360-words span{
  background:#0f172a;border:1px solid #1f2a44;border-radius:8px;padding:4px 8px;
  box-shadow:0 2px 6px rgba(0,0,0,.35); color:#e5e7eb
}

/* Inputs / Textareas → black background */
#ns360-recall-input,
#ns360-fluency-input,
.ns360-field input[type="text"],
.ns360-field input[type="number"],
.ns360-field textarea {
  width:100%;
  border-radius:12px;
  border:1px solid #334155;
  padding:10px;
  background:#000000;   /* black */
  color:#ffffff;        /* white text */
}

/* Executive trail */
.ns360-trail{
  display:grid;grid-template-columns:repeat(6,1fr);
  gap:8px;margin:10px 0
}
.ns360-trail button{
  padding:10px;border-radius:10px;border:1px solid #334155;
  background:#0b1220;color:#e5e7eb;cursor:pointer
}
.ns360-trail button.correct{background:#064e3b;border-color:#10b981}
.ns360-trail button.error{background:#7f1d1d;border-color:#ef4444}

/* N-back */
.ns360-nback{display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.ns360-letter{
  font-size:3rem;font-weight:800;letter-spacing:8px;
  background:#0b1120;color:#e5e7eb;border-radius:14px;padding:16px 20px;border:1px solid #1f2a44
}

/* Visuospatial */
#ns360-rotation-task{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:10px 0}
#ns360-rotation-task canvas{background:#0b1220;border:1px solid #1f2a44;border-radius:12px}

/* Disclaimer */
.ns360-disclaimer{color:#93a3b8}

/* =========================
   NSRI Risk Overview Panel
   ========================= */
.ns360-risk-card{border-left:6px solid #60a5fa;background:#0b1120;border:1px solid #1f2a44}
.ns360-risk-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:10px;margin:8px 0
}
@media (max-width:800px){
  .ns360-risk-grid{grid-template-columns:repeat(2,1fr)}
}
.ns360-risk-kpi{
  background:#0f172a;border:1px solid #1f2a44;border-radius:14px;padding:12px;text-align:center
}
.ns360-risk-label{font-size:.8rem;color:#9fb0c7;margin-bottom:6px}
.ns360-risk-value{font-size:1.6rem;font-weight:800;color:#ffffff}
.ns360-risk-chip{
  display:inline-block;padding:6px 10px;border-radius:999px;
  background:#1f2937;border:1px solid #334155;font-weight:800;color:#e5e7eb
}
.ns360-risk-chip.green{background:#064e3b;border-color:#10b981;color:#d1fae5}
.ns360-risk-chip.yellow{background:#7c3a02;border-color:#f59e0b;color:#fde68a}
.ns360-risk-chip.red{background:#7f1d1d;border-color:#ef4444;color:#fecaca}
.ns360-risk-trend{font-weight:800;color:#e5e7eb}
.ns360-risk-controls{display:flex;gap:12px;align-items:flex-end;flex-wrap