@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg: #f0f4f8;
  --bg-accent: #e2e8f0;
  --ink: #2c3e50;
  --muted: #64748b;
  --card: #ffffff;
  --primary: #e74c3c;
  --primary-dark: #c0392b;
  --primary-light: #fce4e4;
  --secondary: #3498db;
  --accent: #0891b2;
  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --danger: #ef4444;
  --danger-light: #fee2e2;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --radius: 12px;
  --radius-lg: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  min-height: 100vh;
  padding: 24px 16px;
}

.wrap {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  gap: 24px;
  grid-template-columns: 1.4fr 1fr;
}

.right-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Header */
header {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: rgba(255,255,255,0.95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.logo:hover {
  opacity: 0.8;
}

.header-info {
  display: flex;
  flex-direction: column;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  padding: 7px 12px;
  border-radius: var(--radius);
  transition: all 0.2s ease;
}

.nav-link:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.nav-link svg {
  flex-shrink: 0;
}

.nav-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.nav-icon:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.linkedin-link:hover {
  color: #0a66c2;
  background: #e7f1fb;
  border-color: #cfe3f8;
}

.title {
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  color: var(--primary);
}

.subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--primary-light);
}

/* Cards */
.card {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 20px;
}

.card h2 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card h2::before {
  content: '';
  width: 4px;
  height: 18px;
  background: var(--primary);
  border-radius: 2px;
}

/* Section Titles */
.section-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 16px 0 10px 0;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--bg-accent);
}

.section-title:first-of-type {
  margin-top: 0;
}

/* Form Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.field {
  display: flex;
  flex-direction: column;
}

.field label {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 6px;
}

.slider-value {
  font-weight: 700;
  color: var(--primary);
}

/* Toggle Buttons */
.toggle-group {
  display: flex;
  gap: 0;
  background: var(--bg);
  border-radius: var(--radius);
  padding: 3px;
}

.toggle-group input[type="radio"] {
  display: none;
}

.toggle-btn {
  flex: 1;
  padding: 8px 10px;
  text-align: center;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  background: transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.toggle-group input[type="radio"]:checked + .toggle-btn {
  background: var(--card);
  color: var(--primary);
  box-shadow: var(--shadow);
}

/* Sliders */
.slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--success) 0%, var(--warning) 50%, var(--danger) 100%);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--card);
  border: 3px solid var(--primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease;
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--card);
  border: 3px solid var(--primary);
  border-radius: 50%;
  cursor: pointer;
}

.slider:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--muted);
  margin-top: 3px;
}

/* Action Buttons */
.actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--bg-accent);
}

.btn-primary {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  box-shadow: 0 4px 14px rgba(231, 76, 60, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--primary-dark);
  box-shadow: 0 6px 20px rgba(231, 76, 60, 0.5);
}

.btn-icon {
  font-size: 11px;
}

.btn-secondary {
  padding: 12px 16px;
  background: var(--bg);
  color: var(--muted);
  border: none;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-secondary:hover {
  background: var(--bg-accent);
  color: var(--ink);
}

.note {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  margin-top: 14px;
  padding: 10px;
  background: var(--bg);
  border-radius: var(--radius);
}

/* Result Card */
.result-card {
  height: fit-content;
}

.result-waiting {
  text-align: center;
  padding: 30px 16px;
  color: var(--muted);
}

.waiting-icon {
  font-size: 40px;
  margin-bottom: 12px;
  opacity: 0.5;
}

.result-content {
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Probability Section */
.probability-section {
  text-align: center;
  margin-bottom: 20px;
}

.probability-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 6px;
}

.probability-value {
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.probability-bar-container {
  position: relative;
  height: 14px;
  background: linear-gradient(90deg,
    var(--success) 0%,
    var(--success) 30%,
    var(--warning) 50%,
    var(--danger) 70%,
    var(--danger) 100%
  );
  border-radius: 7px;
  overflow: visible;
}

.probability-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: rgba(255,255,255,0.3);
  border-radius: 7px;
  transition: width 0.5s ease;
}

.probability-marker {
  position: absolute;
  top: -3px;
  width: 4px;
  height: 20px;
  background: var(--ink);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: left 0.5s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.probability-scale {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--muted);
  margin-top: 6px;
}

/* Risk Category */
.risk-category-section {
  text-align: center;
  margin-bottom: 20px;
}

.risk-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.3s ease;
}

.risk-badge.low {
  background: var(--success-light);
  color: #065f46;
}

.risk-badge.medium {
  background: var(--warning-light);
  color: #92400e;
}

.risk-badge.high {
  background: var(--danger-light);
  color: #991b1b;
}

.risk-icon {
  font-size: 12px;
}

.risk-description {
  font-size: 12px;
  color: var(--muted);
  margin-top: 10px;
  line-height: 1.5;
}

/* Technical Details */
.technical-details {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  padding: 14px;
  background: var(--bg);
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.detail-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.detail-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

/* Interpretation */
.interpretation-section {
  padding: 14px;
  background: var(--primary-light);
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
}

.interpretation-section h3 {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.interpretation-section p {
  font-size: 12px;
  color: var(--ink);
  line-height: 1.5;
}

/* Risk Info Card */
.risk-info-card {
  padding: 16px;
}

.risk-info-card h2 {
  margin-bottom: 12px;
}

.risk-levels {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.risk-level {
  padding: 12px;
  border-radius: var(--radius);
  border-left: 4px solid;
}

.risk-level-low {
  background: var(--success-light);
  border-color: var(--success);
}

.risk-level-medium {
  background: var(--warning-light);
  border-color: var(--warning);
}

.risk-level-high {
  background: var(--danger-light);
  border-color: var(--danger);
}

.risk-level-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.risk-level-icon {
  font-size: 14px;
}

.risk-level-low .risk-level-icon { color: var(--success); }
.risk-level-medium .risk-level-icon { color: var(--warning); }
.risk-level-high .risk-level-icon { color: var(--danger); }

.risk-level-title {
  font-size: 13px;
  font-weight: 700;
}

.risk-level-low .risk-level-title { color: #065f46; }
.risk-level-medium .risk-level-title { color: #92400e; }
.risk-level-high .risk-level-title { color: #991b1b; }

.risk-level-range {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
}

.risk-level-desc {
  font-size: 11px;
  line-height: 1.5;
  color: var(--ink);
  opacity: 0.9;
}

/* Loading State */
.loading .btn-primary {
  pointer-events: none;
  opacity: 0.7;
}

/* Error State */
.error-message {
  padding: 14px;
  background: var(--danger-light);
  color: #991b1b;
  border-radius: var(--radius);
  text-align: center;
  font-size: 13px;
}

/* Footer */
.footer {
  grid-column: 1 / -1;
  background: rgba(255,255,255,0.95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  margin-top: 8px;
  backdrop-filter: blur(10px);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--bg-accent);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
}

.footer-tagline {
  font-size: 12px;
  color: var(--muted);
  padding-left: 12px;
  border-left: 1px solid var(--bg-accent);
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  row-gap: 6px;
}

.footer-links a {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-dataset {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
  padding: 10px 14px;
  background: var(--bg);
  border-radius: var(--radius);
}
.footer-note {
  display: inline-block;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed var(--bg-accent);
}

.footer-dataset a {
  color: var(--secondary);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-dataset a:hover {
  color: var(--primary);
  text-decoration: underline;
}

.footer-contact {
  font-size: 13px;
  color: var(--muted);
  padding: 8px 12px;
  background: var(--bg);
  border-radius: var(--radius);
}

.footer-disclaimer {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  line-height: 1.5;
}

.footer-disclaimer strong {
  color: var(--ink);
}

/* Responsive */
@media (max-width: 1000px) {
  .wrap {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .header-actions {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-links {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 600px) {
  body {
    padding: 12px;
  }

  .card {
    padding: 14px;
  }

  .grid, .grid-4 {
    grid-template-columns: 1fr;
  }

  .probability-value {
    font-size: 38px;
  }

  .actions {
    flex-direction: column;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
  }

  .risk-levels {
    gap: 10px;
  }

  .header-brand {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .nav-link {
    padding: 6px 10px;
    font-size: 12px;
  }

  .nav-icon {
    width: 32px;
    height: 32px;
  }

  .footer {
    padding: 16px;
  }

  .footer-brand {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .footer-tagline {
    border-left: none;
    padding-left: 0;
  }
}