:root {
  --bg: #0a0e1a;
  --bg-secondary: #111827;
  --panel: rgba(17, 24, 39, 0.8);
  --border: rgba(75, 85, 99, 0.4);
  --ink: #f3f4f6;
  --muted: #9ca3af;
  --accent: #06b6d4;
  --accent-glow: rgba(6, 182, 212, 0.3);
  --success: #10b981;
  --warn: #f59e0b;
  --error: #ef4444;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: radial-gradient(ellipse at 20% 0%, rgba(6, 182, 212, 0.15), transparent 50%),
              radial-gradient(ellipse at 80% 100%, rgba(139, 92, 246, 0.1), transparent 50%),
              var(--bg);
  color: var(--ink);
  min-height: 100vh;
}
h1, h2, h3 { margin: 0; font-weight: 600; }
.app { max-width: 1400px; margin: 0 auto; padding: 20px 16px 48px; }

header { 
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; 
  margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border);
}
header h1 { 
  flex: 1 1 auto; font-size: 1.5rem;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.badge { 
  padding: 6px 12px; border-radius: 20px; background: var(--panel); 
  border: 1px solid var(--border); color: var(--muted); font-size: 11px;
  font-family: 'JetBrains Mono', monospace; transition: all 0.3s;
}
.badge.ready { background: rgba(16, 185, 129, 0.15); border-color: rgba(16, 185, 129, 0.4); color: #34d399; }

.tabs { display: inline-flex; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--panel); }
.tabs button { border: none; background: transparent; color: var(--muted); padding: 10px 16px; cursor: pointer; font-weight: 500; font-size: 13px; transition: all 0.2s; }
.tabs button:hover { background: rgba(255,255,255,0.05); }
.tabs button.active { background: var(--accent); color: #000; font-weight: 600; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 20px; }

.card { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 16px; backdrop-filter: blur(20px); }
.card h3 { margin: 0 0 4px 0; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.card .hint { font-size: 11px; color: var(--muted); margin-bottom: 10px; }

label { display: block; margin: 8px 0 3px; color: var(--ink); font-weight: 500; font-size: 12px; }
input, select { 
  width: 100%; padding: 8px 10px; border-radius: 6px; border: 1px solid var(--border); 
  background: var(--bg-secondary); color: var(--ink); font-size: 13px; transition: all 0.2s;
}
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-glow); }

.btn { 
  background: linear-gradient(135deg, var(--accent), #0891b2); color: #000; border: none; 
  padding: 10px 16px; border-radius: 8px; font-weight: 600; font-size: 13px; cursor: pointer; 
  transition: all 0.2s; display: inline-flex; align-items: center; gap: 6px;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 6px 16px var(--accent-glow); }
.btn:active { transform: translateY(0); }
.btn.secondary { background: var(--bg-secondary); color: var(--ink); border: 1px solid var(--border); }
.btn.secondary:hover { background: rgba(255,255,255,0.1); box-shadow: none; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }
.btn-group { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; }

.view { display: none; } .view.active { display: block; }

/* ===== FORM PREVIEW ===== */
.form-preview-wrap { 
  background: #fff; border-radius: 10px; padding: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3); max-height: 70vh; overflow: auto;
}

#formCanvas {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid #ccc;
}

/* ===== CAMERA & READER ===== */
.video-wrap { position: relative; background: #000; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
video { width: 100%; display: block; max-height: 320px; object-fit: contain; background: #000; }
.overlay { 
  position: absolute; inset: 12px; border: 2px dashed rgba(6, 182, 212, 0.6); border-radius: 8px;
  pointer-events: none; box-shadow: 0 0 0 999px rgba(0,0,0,0.4);
}

.scan-status {
  position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%);
  background: rgba(0,0,0,0.8); padding: 6px 14px; border-radius: 16px;
  font-size: 11px; font-family: 'JetBrains Mono', monospace;
  display: flex; align-items: center; gap: 6px;
}
.scan-status .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--warn); animation: pulse 1.5s infinite; }
.scan-status.ready .dot { background: var(--success); animation: none; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.canvas-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 12px; }
.canvas-item { background: var(--bg-secondary); border-radius: 6px; padding: 6px; border: 1px solid var(--border); }
.canvas-item .label { font-size: 9px; color: var(--muted); margin-bottom: 4px; font-family: 'JetBrains Mono', monospace; }
canvas.process-canvas { width: 100%; height: auto; border-radius: 4px; background: #000; }

.result-box { 
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(6, 182, 212, 0.1));
  border: 1px solid rgba(16, 185, 129, 0.3); padding: 14px; border-radius: 10px; margin-top: 12px;
}
.result-box .summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 10px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.result-box .stat { text-align: center; padding: 6px; background: var(--bg-secondary); border-radius: 6px; }
.result-box .stat-value { font-size: 20px; font-weight: 700; font-family: 'JetBrains Mono', monospace; }
.result-box .stat-label { font-size: 9px; color: var(--muted); text-transform: uppercase; }
.result-box .stat.correct .stat-value { color: var(--success); }
.result-box .stat.wrong .stat-value { color: var(--error); }
.result-box .stat.net .stat-value { color: var(--accent); }

.result-details { max-height: 180px; overflow-y: auto; font-family: 'JetBrains Mono', monospace; font-size: 10px; background: var(--bg-secondary); padding: 10px; border-radius: 6px; }
.log { margin-top: 10px; padding: 8px 12px; background: var(--bg-secondary); border-radius: 6px; font-size: 11px; font-family: 'JetBrains Mono', monospace; color: var(--muted); border-left: 3px solid var(--accent); }
.log.error { border-left-color: var(--error); color: #fca5a5; }
.log.success { border-left-color: var(--success); color: #6ee7b7; }

.settings-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 10px; padding: 10px; background: var(--bg-secondary); border-radius: 6px; }
.settings-row label { margin: 0; display: flex; align-items: center; gap: 6px; font-size: 11px; }
.settings-row input { width: 60px; padding: 5px 6px; font-size: 11px; }

.param-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); gap: 8px; }

/* Answer Key Section */
.answer-key-section {
  margin-top: 12px;
  padding: 12px;
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border);
}
.answer-key-section h4 {
  margin: 0 0 8px 0;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.answer-key-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(50px, 1fr));
  gap: 4px;
  max-height: 200px;
  overflow-y: auto;
  padding: 4px;
}
.answer-key-item {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 11px;
}
.answer-key-item span {
  width: 20px;
  text-align: right;
  font-weight: 600;
  color: var(--muted);
}
.answer-key-item select {
  width: 40px;
  padding: 3px;
  font-size: 10px;
}
.answer-key-status {
  margin-top: 8px;
  padding: 8px;
  border-radius: 6px;
  font-size: 11px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}
.answer-key-status.empty {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: #fcd34d;
}

/* ===== CONFIDENCE INDICATORS ===== */
.confidence-report {
  margin-bottom: 10px;
  padding: 8px 10px;
  background: var(--bg-secondary);
  border-radius: 6px;
  font-size: 11px;
}
.conf-overall {
  font-weight: 600;
  margin-bottom: 4px;
}
.conf-breakdown {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.conf-item {
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 10px;
}
.conf-item.conf-high { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }
.conf-item.conf-medium { background: rgba(245, 158, 11, 0.2); color: #fcd34d; }
.conf-item.conf-low { background: rgba(239, 68, 68, 0.2); color: #fca5a5; }
.conf-item.conf-very_low { background: rgba(239, 68, 68, 0.3); color: #fca5a5; }
.conf-warning {
  margin-top: 4px;
  padding: 4px 8px;
  background: rgba(245, 158, 11, 0.15);
  border-radius: 4px;
  font-size: 10px;
  color: #fcd34d;
}

/* ===== ALIGNMENT GUIDE OVERLAY ===== */
.alignment-overlay {
  position: absolute;
  /* top, left, width, height JavaScript tarafından ayarlanıyor */
  pointer-events: none;
  z-index: 10;
}

/* ===== IMAGE QUALITY INDICATOR ===== */
.quality-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--bg);
  overflow: hidden;
  margin-top: 4px;
}
.quality-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s ease;
}
.quality-bar-fill.high { background: var(--success); }
.quality-bar-fill.medium { background: var(--warn); }
.quality-bar-fill.low { background: var(--error); }

/* ===== AUTO-TUNE INDICATOR ===== */
.auto-tune-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: rgba(6, 182, 212, 0.15);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 12px;
  font-size: 9px;
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
}
.auto-tune-badge::before {
  content: "⚙️";
}

/* ===== MULTI-READ PROGRESS ===== */
.multi-read-progress {
  display: flex;
  gap: 4px;
  margin-top: 8px;
}
.multi-read-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.3s;
}
.multi-read-dot.done { background: var(--success); }
.multi-read-dot.current { background: var(--accent); animation: pulse 1s infinite; }

/* ===== ANOMALY WARNINGS ===== */
.anomaly-list {
  margin-top: 8px;
  padding: 8px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 6px;
}
.anomaly-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  padding: 4px 0;
  color: #fca5a5;
}
.anomaly-item.warning { color: #fcd34d; }
.anomaly-item::before {
  content: "⚠";
}

/* ===== MARKER METHOD INDICATOR ===== */
.marker-method {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 9px;
  font-family: 'JetBrains Mono', monospace;
}
.marker-method.aruco { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }
.marker-method.cross { background: rgba(6, 182, 212, 0.2); color: var(--accent); }
.marker-method.estimated { background: rgba(245, 158, 11, 0.2); color: #fcd34d; }

@media print {
  * { visibility: hidden !important; }
  #formCanvas { visibility: visible !important; position: fixed !important; top: 0 !important; left: 0 !important; width: 100% !important; height: auto !important; }
  @page { size: A4; margin: 5mm; }
}