:root {
  /* --- PALETTE --- */
  --bg-app: #020617;       /* Deepest Blue/Black */
  --glass: rgba(15, 23, 42, 0.65);
  --glass-border: rgba(255, 255, 255, 0.08);
  
  --primary: #3b82f6;      /* Electric Blue */
  --primary-glow: rgba(59, 130, 246, 0.5);
  --success: #10b981;      /* Emerald */
  --danger: #ef4444;       /* Rose Red */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;

  --font-tech: 'Orbitron', sans-serif;
  --font-ui: 'Inter', sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body {
  margin: 0; padding: 0;
  background-color: var(--bg-app);
  background-image: 
    radial-gradient(circle at 50% 0%, #172554 0%, transparent 40%),
    radial-gradient(circle at 0% 100%, #1e1b4b 0%, transparent 40%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-ui);
  height: 100vh;
  overflow: hidden;
}

.hidden { display: none !important; }

/* --- WIZARD OVERLAY --- */
.wizard-layer {
  position: absolute; inset: 0; z-index: 1000;
  background: rgba(2, 6, 23, 0.95);
  backdrop-filter: blur(15px);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
}

.wizard-step {
  width: 90%; max-width: 420px;
  text-align: center;
  animation: slideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes slideUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); }}

.radar-spinner {
  width: 80px; height: 80px; margin: 0 auto 20px;
  border: 2px solid rgba(59, 130, 246, 0.3);
  border-top: 2px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  box-shadow: 0 0 20px var(--primary-glow);
}
@keyframes spin { to { transform: rotate(360deg); }}

.wizard-step h2 {
  font-family: var(--font-tech); font-size: 24px; letter-spacing: 2px;
  background: linear-gradient(to right, #fff, #94a3b8);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

/* Tab & Input Styling */
.tab-group {
  background: rgba(255,255,255,0.05); padding: 5px; border-radius: 12px;
  display: flex; gap: 5px; margin: 20px 0;
}
.tab-btn {
  flex: 1; background: transparent; border: none; color: var(--text-muted);
  padding: 10px; border-radius: 8px; font-weight: 600; cursor: pointer; transition: 0.3s;
}
.tab-btn.active { background: var(--primary); color: #fff; box-shadow: 0 4px 12px var(--primary-glow); }

.config-input-wrapper {
  position: relative; margin-bottom: 20px;
}
.config-input {
  width: 100%; background: transparent; 
  border: 1px solid rgba(255,255,255,0.2); border-radius: 12px;
  padding: 15px; font-size: 32px; color: #fff; text-align: center;
  font-family: var(--font-tech); outline: none; transition: 0.3s;
}
.config-input:focus { border-color: var(--primary); box-shadow: 0 0 15px rgba(59, 130, 246, 0.2); }

.preview-card {
  background: rgba(59, 130, 246, 0.08); border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 12px; padding: 16px; text-align: left;
}
.p-row { display: flex; justify-content: space-between; margin-bottom: 8px; font-size: 13px; color: #cbd5e1; }
.p-row strong { color: #fff; font-family: var(--font-tech); letter-spacing: 1px; }

/* Buttons */
.btn-main {
  width: 100%; padding: 16px; border: none; border-radius: 12px;
  font-size: 14px; font-weight: 700; letter-spacing: 1px;
  cursor: pointer; transition: transform 0.1s;
  text-transform: uppercase;
}
.btn-main:active { transform: scale(0.98); }
.btn-primary { 
  background: linear-gradient(135deg, var(--primary), #2563eb); 
  color: #fff; box-shadow: 0 4px 20px var(--primary-glow); 
}
.btn-outline { 
  background: transparent; border: 1px solid rgba(255,255,255,0.2); 
  color: var(--text-muted); 
}

/* --- MAIN DASHBOARD --- */
.app {
  display: flex; flex-direction: column; height: 100%; max-width: 500px; margin: 0 auto;
  position: relative;
}

/* Header */
.header {
  padding: 15px 20px; display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--glass-border);
}
.brand { font-family: var(--font-tech); font-weight: 700; font-size: 18px; color: #fff; }
.brand span { color: var(--primary); }
.status-badge {
  font-size: 10px; font-weight: 700; padding: 4px 10px; border-radius: 20px;
  background: rgba(16, 185, 129, 0.1); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Content */
main { flex: 1; padding: 20px; overflow-y: auto; display: flex; flex-direction: column; gap: 15px; }

.glass-card {
  background: var(--glass); backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border); border-radius: 16px;
  padding: 16px; box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Big Circular SOC */
.soc-container {
  display: flex; justify-content: center; margin: 10px 0;
  position: relative;
}
.soc-ring { width: 180px; height: 180px; transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: rgba(255,255,255,0.05); stroke-width: 8; }
.ring-fill {
  fill: none; stroke: var(--primary); stroke-width: 8; stroke-linecap: round;
  transition: stroke-dasharray 0.5s ease;
  filter: drop-shadow(0 0 8px var(--primary));
}
.soc-content {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  text-align: center;
}
.soc-val { font-family: var(--font-tech); font-size: 42px; font-weight: 700; color: #fff; }
.soc-label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }

/* Grid Metrics */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.metric-box { display: flex; flex-direction: column; gap: 4px; }
.metric-label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; }
.metric-val { font-family: var(--font-tech); font-size: 20px; color: #fff; }
.metric-unit { font-size: 12px; color: #64748b; margin-left: 2px; }

/* Chart Area */
.chart-container { height: 140px; width: 100%; position: relative; }

/* Footer Actions */
.dock {
  padding: 20px; background: rgba(2, 6, 23, 0.8); backdrop-filter: blur(10px);
  border-top: 1px solid var(--glass-border);
  display: flex; gap: 12px;
}
.action-btn {
  flex: 1; padding: 18px; border-radius: 14px; border: none;
  font-weight: 800; font-size: 14px; letter-spacing: 0.5px;
  cursor: pointer; transition: 0.2s; color: #fff;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-start { background: var(--success); box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3); color: #000; }
.btn-stop { background: var(--danger); box-shadow: 0 4px 20px rgba(239, 68, 68, 0.3); }
.action-btn:disabled { opacity: 0.3; cursor: not-allowed; box-shadow: none; filter: grayscale(1); }