/* ================================================
   PROFESSIONAL WEB-READY TEST DESIGN
   Modern, Clean, Integrable
   ================================================ */

/* ===== RESET & VARIABLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Palette - Easily customizable for your brand */
  --color-primary: #0f172a;
  --color-accent: #3b82f6;
  --color-success: #10b981;
  --color-text: #334155;
  --color-text-light: #64748b;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-border: #e2e8f0;
  
  /* Typography */
  --font-display: 'Fraunces', serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Effects */
  --radius: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== BASE STYLES ===== */
body {
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--color-bg-alt);
}

/* ===== WRAPPER & CONTAINER ===== */
.test-wrapper {
  width: 100%;
  min-height: 100vh;
  padding: var(--spacing-lg) var(--spacing-sm);
  background: linear-gradient(
    135deg,
    rgba(59, 130, 246, 0.03) 0%,
    rgba(59, 130, 246, 0.01) 50%,
    rgba(255, 255, 255, 0) 100%
  );
}

.test-container {
  max-width: 780px;
  margin: 0 auto;
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

/* ===== HEADER ===== */
.test-header {
  padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
  text-align: center;
  position: relative;
  background: linear-gradient(
    to bottom,
    rgba(59, 130, 246, 0.02),
    transparent
  );
}

.header-decoration {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), transparent);
  margin: 0 auto var(--spacing-md);
  border-radius: 2px;
}

.test-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.test-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 520px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.6;
}

/* ===== PROGRESS BAR ===== */
.progress-wrapper {
  max-width: 400px;
  margin: 0 auto;
}

.progress-track {
  height: 6px;
  background: var(--color-border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: var(--spacing-xs);
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), #60a5fa);
  border-radius: 10px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.progress-label {
  text-align: center;
}

#progressText {
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-weight: 500;
}

/* ===== FORM SECTIONS ===== */
.test-form {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.form-section {
  margin-bottom: var(--spacing-xl);
}

.section-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-border);
}

.section-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

/* ===== QUESTION CARDS ===== */
.question-card {
  background: var(--color-bg-alt);
  border: 2px solid var(--color-border);
  border-radius: 12px;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  transition: var(--transition);
}

.question-card:hover {
  border-color: #cbd5e1;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.question-card.answered {
  border-color: var(--color-success);
  background: linear-gradient(
    to right,
    rgba(16, 185, 129, 0.03),
    var(--color-bg-alt)
  );
}

.question-text {
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.q-number {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: white;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.875rem;
}

/* ===== ANSWER OPTIONS ===== */
.answer-options {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.option-label {
  cursor: pointer;
}

.option-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.option-btn {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.75rem 1.5rem;
  background: white;
  border: 2px solid var(--color-border);
  border-radius: 10px;
  font-weight: 500;
  color: var(--color-text);
  transition: var(--transition);
  user-select: none;
}

.option-label:hover .option-btn {
  border-color: var(--color-accent);
  background: rgba(59, 130, 246, 0.02);
}

.option-label input:checked ~ .option-btn {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.option-check {
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: relative;
  transition: var(--transition);
}

.option-label input:checked ~ .option-btn .option-check {
  background: white;
  border-color: white;
}

.option-label input:checked ~ .option-btn .option-check::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.option-text {
  font-size: 1rem;
  font-weight: 600;
}

/* ===== SUBMIT SECTION ===== */
.submit-section {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 2px solid var(--color-border);
}

.submit-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 1.125rem 2rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}

.submit-button:hover {
  background: #1e293b;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.submit-button:active {
  transform: translateY(0);
}

.submit-arrow {
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
}

.submit-button:hover .submit-arrow {
  transform: translateX(4px);
}

/* ===== RESULTS SECTION ===== */
.results-section {
  padding: var(--spacing-lg);
  animation: slideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.results-card {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius);
  padding: var(--spacing-xl);
  text-align: center;
}

.results-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  animation: bounce 0.6s ease;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.results-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.results-score {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.results-content {
  background: white;
  border-radius: 12px;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
}

.results-content strong {
  color: var(--color-accent);
  font-weight: 700;
}

.results-benefits {
  background: white;
  border-radius: 12px;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  text-align: left;
}

.results-benefits h4 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.results-benefits ul {
  list-style: none;
  padding: 0;
}

.results-benefits li {
  padding: var(--spacing-xs) 0;
  padding-left: 1.75rem;
  position: relative;
  color: var(--color-text);
  line-height: 1.6;
}

.results-benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
  font-size: 1.125rem;
}

.restart-button {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.restart-button:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.restart-button svg {
  width: 18px;
  height: 18px;
}

/* ===== FOOTER ===== */
.test-footer {
  padding: var(--spacing-lg);
  text-align: center;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.625rem 1.25rem;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.footer-badge svg {
  width: 16px;
  height: 16px;
  color: var(--color-success);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  :root {
    --spacing-sm: 0.75rem;
    --spacing-md: 1.25rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
  }

  .test-wrapper {
    padding: var(--spacing-sm);
  }

  .test-header {
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
  }

  .test-form {
    padding: 0 var(--spacing-md) var(--spacing-md);
  }

  .test-title {
    font-size: 1.75rem;
  }

  .section-title {
    font-size: 1.125rem;
  }

  .question-card {
    padding: var(--spacing-sm);
  }

  .answer-options {
    flex-direction: column;
  }

  .option-btn {
    width: 100%;
    justify-content: center;
  }

  .results-card {
    padding: var(--spacing-lg);
  }

  .results-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .test-title {
    font-size: 1.5rem;
  }

  .q-number {
    width: 28px;
    height: 28px;
    font-size: 0.75rem;
  }

  .submit-button {
    font-size: 1rem;
    padding: 1rem 1.5rem;
  }

  .footer-badge {
    font-size: 0.75rem;
    padding: 0.5rem 1rem;
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for keyboard navigation */
.option-label:focus-within .option-btn {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.submit-button:focus,
.restart-button:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}