:root {
  --savst-primary:#2563EB;
  --savst-text:#172033;
  --savst-muted:#667085;
  --savst-success:#15803D;
  --savst-warning:#D97706;
  --savst-error:#DC2626;
  --savst-bg:#F8FAFC;
  --savst-card:#FFFFFF;
  --savst-border:#DCE3EE;
  --savst-radius:18px;
  --savst-shadow:0 12px 30px rgba(16,24,40,.08);
}

.savst-app,
.savst-app * { box-sizing:border-box; }

.savst-app {
  max-width:1050px;
  margin:0 auto;
  padding:24px;
  color:var(--savst-text);
  background:var(--savst-bg);
  border:1px solid var(--savst-border);
  border-radius:24px;
  font-family:inherit;
}

.savst-header {
  display:flex;
  justify-content:space-between;
  gap:16px;
  align-items:flex-start;
  margin-bottom:20px;
}

.savst-title {
  margin:0 0 6px;
  font-size:clamp(28px,4vw,40px);
  line-height:1.15;
}

.savst-subtitle {
  margin:0;
  color:var(--savst-muted);
  line-height:1.6;
  max-width:720px;
}

.savst-chip {
  padding:8px 12px;
  border-radius:999px;
  background:#E8F0FF;
  color:#174EA6;
  font-weight:700;
  font-size:13px;
  white-space:nowrap;
}

.savst-layout,
.savst-secondary-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}

.savst-panel {
  background:var(--savst-card);
  border:1px solid var(--savst-border);
  border-radius:var(--savst-radius);
  padding:20px;
  box-shadow:var(--savst-shadow);
}

.savst-panel h3 {
  margin:0 0 16px;
  font-size:18px;
}

.savst-grid {
  display:grid;
  gap:14px;
}

.savst-grid-2 {
  grid-template-columns:1fr 1fr;
}

.savst-field {
  display:flex;
  flex-direction:column;
  gap:8px;
  font-weight:700;
  font-size:14px;
}

.savst-field select,
.savst-field input[type="number"] {
  width:100%;
  min-height:48px;
  padding:0 14px;
  font-size:16px;
  color:var(--savst-text);
  background:#fff;
  border:1px solid var(--savst-border);
  border-radius:12px;
}

.savst-field input[type="range"] {
  width:100%;
  min-height:28px;
  accent-color:var(--savst-primary);
}

.savst-field select:focus,
.savst-btn:focus,
.savst-stage:focus,
.savst-nudge-grid button:focus,
.savst-frame-buttons button:focus,
.savst-field input:focus {
  outline:3px solid rgba(37,99,235,.22);
  outline-offset:2px;
}

.savst-offset-card {
  margin-top:16px;
  padding:16px;
  border:1px solid var(--savst-border);
  border-radius:16px;
  background:#FBFCFE;
}

.savst-offset-head {
  display:flex;
  justify-content:space-between;
  gap:12px;
  align-items:center;
  margin-bottom:12px;
}

.savst-kicker {
  display:block;
  color:var(--savst-muted);
  font-size:12px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.05em;
}

.savst-offset-value {
  display:block;
  margin-top:3px;
  font-size:26px;
}

.savst-status {
  display:inline-flex;
  align-items:center;
  min-height:32px;
  padding:6px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:800;
}

.savst-status-neutral { background:#EEF2F6; color:#344054; }
.savst-status-late { background:#FFF3E0; color:#9A4D00; }
.savst-status-early { background:#EAF7EE; color:#126D37; }

.savst-nudge-grid {
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:8px;
  margin-top:10px;
}

.savst-frame-buttons {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px;
  margin-top:8px;
}

.savst-nudge-grid button,
.savst-frame-buttons button {
  min-height:44px;
  border:1px solid var(--savst-border);
  background:#fff;
  color:var(--savst-text);
  border-radius:10px;
  font-weight:800;
  cursor:pointer;
}

.savst-nudge-grid button:hover,
.savst-frame-buttons button:hover { border-color:var(--savst-primary); }

.savst-actions {
  display:flex;
  gap:10px;
  margin-top:16px;
}

.savst-actions-wrap { flex-wrap:wrap; }

.savst-btn {
  min-height:48px;
  padding:0 16px;
  border:1px solid var(--savst-border);
  border-radius:12px;
  background:#fff;
  color:var(--savst-text);
  font-size:16px;
  font-weight:800;
  cursor:pointer;
  transition:transform .16s ease,border-color .16s ease,background .16s ease;
}

.savst-btn:hover { transform:translateY(-1px); border-color:#AAB8CC; }
.savst-btn-primary { background:var(--savst-primary); color:#fff; border-color:var(--savst-primary); }
.savst-btn-danger { color:#B42318; }

.savst-stage-panel { display:flex; flex-direction:column; }
.savst-stage {
  position:relative;
  min-height:390px;
  overflow:hidden;
  border-radius:16px;
  background:#0B1020;
  color:white;
  display:flex;
  align-items:center;
  justify-content:center;
}

.savst-stage-copy {
  position:relative;
  z-index:5;
  text-align:center;
  max-width:340px;
  padding:20px;
}

.savst-stage-label {
  display:block;
  margin-bottom:8px;
  font-size:11px;
  letter-spacing:.12em;
  font-weight:800;
  opacity:.72;
}

.savst-stage-copy strong {
  display:block;
  font-size:34px;
  margin-bottom:8px;
}

.savst-stage-copy small { opacity:.82; line-height:1.5; }

.savst-flash {
  position:absolute;
  inset:0;
  background:white;
  opacity:0;
  pointer-events:none;
}

.savst-stage.savst-do-flash .savst-flash {
  animation:savstFlash .12s ease-out;
}

@keyframes savstFlash {
  0% { opacity:0; }
  35% { opacity:1; }
  100% { opacity:0; }
}

.savst-scanner {
  position:absolute;
  left:7%;
  right:7%;
  bottom:34px;
}

.savst-scanner-track {
  position:relative;
  height:12px;
  border-radius:999px;
  background:rgba(255,255,255,.15);
}

.savst-scanner-center {
  position:absolute;
  left:50%;
  top:-8px;
  width:2px;
  height:28px;
  background:#fff;
  opacity:.9;
}

.savst-scanner-dot {
  position:absolute;
  top:-5px;
  left:0;
  width:22px;
  height:22px;
  border-radius:50%;
  background:#fff;
  box-shadow:0 0 28px rgba(255,255,255,.85);
  transform:translateX(-50%);
}

.savst-stage.savst-hide-flash .savst-flash { display:none; }
.savst-stage.savst-hide-scanner .savst-scanner { display:none; }

.savst-live-note {
  margin-top:12px;
  padding:12px 14px;
  border-radius:12px;
  background:#EEF4FF;
  color:#344054;
  line-height:1.5;
}

.savst-results {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  margin:18px 0;
}

.savst-result-card {
  padding:16px;
  background:#fff;
  border:1px solid var(--savst-border);
  border-radius:16px;
}

.savst-result-card span {
  display:block;
  color:var(--savst-muted);
  font-size:13px;
  font-weight:700;
}

.savst-result-card strong {
  display:block;
  margin:5px 0;
  font-size:24px;
}

.savst-result-card small {
  color:var(--savst-muted);
  line-height:1.45;
}

.savst-result-primary {
  border-color:#B8CCFF;
  background:#F7FAFF;
}

.savst-panel-head {
  display:flex;
  justify-content:space-between;
  gap:12px;
  align-items:flex-start;
}

.savst-panel-head h3 { margin-bottom:4px; }
.savst-panel-head p { margin:0; color:var(--savst-muted); font-size:14px; line-height:1.5; }

.savst-meter {
  height:12px;
  background:#E9EEF5;
  border-radius:999px;
  overflow:hidden;
  margin:18px 0 8px;
}

.savst-meter-fill {
  width:0%;
  height:100%;
  background:var(--savst-primary);
  transition:width .08s linear;
}

.savst-meter-label {
  font-size:12px;
  color:var(--savst-muted);
  font-weight:800;
}

.savst-mic-stats {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:8px;
  margin-top:16px;
}

.savst-mic-stats div {
  padding:12px;
  border-radius:12px;
  background:#F8FAFC;
}

.savst-mic-stats span {
  display:block;
  font-size:12px;
  color:var(--savst-muted);
}

.savst-mic-stats strong {
  display:block;
  margin-top:4px;
  font-size:18px;
}

.savst-history {
  min-height:120px;
  max-height:230px;
  overflow:auto;
  margin-top:16px;
}

.savst-history-item {
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:10px 0;
  border-bottom:1px solid #EEF1F5;
  font-size:14px;
}

.savst-history-item strong { white-space:nowrap; }
.savst-empty { color:var(--savst-muted); }

.savst-notes {
  display:grid;
  gap:8px;
  margin-top:18px;
  padding:16px;
  border:1px solid var(--savst-border);
  border-radius:14px;
  background:#fff;
  color:#475467;
  line-height:1.55;
  font-size:14px;
}

.savst-app:fullscreen {
  max-width:none;
  width:100%;
  min-height:100vh;
  border-radius:0;
  padding:24px;
  overflow:auto;
}

.savst-app:fullscreen .savst-stage { min-height:60vh; }

@media (max-width:900px) {
  .savst-layout,
  .savst-secondary-grid { grid-template-columns:1fr; }
  .savst-results { grid-template-columns:1fr 1fr; }
}

@media (max-width:640px) {
  .savst-app { padding:14px; border-radius:18px; }
  .savst-header { flex-direction:column; }
  .savst-grid-2 { grid-template-columns:1fr; }
  .savst-results { grid-template-columns:1fr; }
  .savst-nudge-grid { grid-template-columns:repeat(3,1fr); }
  .savst-mic-stats { grid-template-columns:1fr 1fr; }
  .savst-actions { flex-direction:column; }
  .savst-actions .savst-btn { width:100%; }
  .savst-stage { min-height:310px; }
}