:root {
  --primary: #3498db;
  --success: #2ecc71;
  --warning: #f39c12;
  --danger: #e74c3c;
  --dark: #2c3e50;
  --light: #ecf0f1;
}

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 20px;
  background: #f5f7fa;
  color: var(--dark);
}

.container {
  max-width: 700px;
  margin: 0 auto;
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

h1 {
  text-align: center;
  color: var(--dark);
  margin-bottom: 8px;
}

.subtitle {
  text-align: center;
  color: #7f8c8d;
  margin-bottom: 30px;
}

.upload-container {
  margin: 30px 0;
}

.upload-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 20px;
  border: 2px dashed #bdc3c7;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s;
}

.upload-label:hover {
  border-color: var(--primary);
  background: #f8fafc;
}

.upload-label svg {
  fill: var(--primary);
}

#analyzeBtn {
  background: var(--primary);
  color: white;
  border: none;
  padding: 14px 0;
  border-radius: 8px;
  cursor: pointer;
  display: block;
  margin: 25px auto;
  width: 100%;
  max-width: 300px;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s;
}

#analyzeBtn:hover:not(:disabled) {
  background: #2980b9;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(41, 128, 185, 0.2);
}

#analyzeBtn:disabled {
  background: #95a5a6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.status-box {
  padding: 20px;
  border-radius: 8px;
  margin: 20px 0;
  display: flex;
  align-items: center;
  gap: 15px;
}

.status-box.error {
  background: #fdecea;
  border-left: 4px solid var(--danger);
}

.status-box.error svg {
  fill: var(--danger);
  flex-shrink: 0;
}

.spinner {
  border: 4px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top: 4px solid var(--primary);
  width: 30px;
  height: 30px;
  animation: spin 1s linear infinite;
  flex-shrink: 0;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.hidden {
  display: none;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
}

.match-strength {
  text-align: right;
  min-width: 120px;
}

.quality-bar {
  width: 120px;
  height: 8px;
  background: #ecf0f1;
  border-radius: 4px;
  margin-top: 5px;
  overflow: hidden;
}

.quality-level {
  height: 100%;
  background: var(--danger);
  transition: width 0.5s, background-color 0.5s;
  width: 0%;
  border-radius: 4px;
}

.advice-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.advice-item {
  font-size: 16px;
}

.advice-item label {
  cursor: pointer;
  user-select: none;
}

.advice-item input[type="checkbox"] {
  margin-right: 10px;
  transform: scale(1.2);
  cursor: pointer;
}

.job-matches {
  margin-bottom: 20px;
  border: 1px solid #ddd;
  padding: 15px;
  border-radius: 8px;
  background: #fefefe;
}

.job-item {
  margin-bottom: 15px;
}

.job-item h3 {
  margin: 0 0 5px 0;
  color: var(--primary);
}