/* === Root Variables === */
:root {
    --bg-light: #ffffff;
    --text-light: #1f2937;
    --bg-dark: #1f2937;
    --text-dark: #f9fafb;
  
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --accent: #f87171;
  
    --header-bg-light: #f3f4f6;
    --header-bg-dark: #111827;
  
    --border-light: #e5e7eb;
    --border-dark: #374151;
  
    --transition-fast: 0.3s ease;
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }
  
  /* === Base Reset === */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
    font-family: var(--font-main);
    transition: background-color var(--transition-fast), color var(--transition-fast);
  }
  
  body {
    background-color: var(--bg-light);
    color: var(--text-light);
    line-height: 1.6;
  }
  
  body.dark {
    background-color: var(--bg-dark);
    color: var(--text-dark);
  }
  
  /* === Header === */
  .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--header-bg-light);
    border-bottom: 1px solid var(--border-light);
    position: relative;
    z-index: 20;
  }
  
  body.dark .header {
    background-color: var(--header-bg-dark);
    border-color: var(--border-dark);
  }
  
  .logo {
    width: 40px;
    height: 40px;
  }
  
  .site-title {
    font-size: 1.25rem;
    font-weight: bold;
  }
  
  /* === Navigation (Always Hamburger) === */
  .nav {
    display: none;
    position: absolute;
    top: 4rem;
    right: 2rem;
    background-color: var(--header-bg-light);
    border: 1px solid var(--border-light);
    padding: 1rem;
    border-radius: 0.5rem;
    flex-direction: column;
    gap: 1rem;
    z-index: 10;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
  }
  
  .nav.open {
    display: flex;
    opacity: 1;
    transform: translateY(0);
  }
  
  body.dark .nav {
    background-color: var(--bg-dark);
    border-color: var(--border-dark);
  }
  
  .nav a {
    text-decoration: none;
    color: inherit;
    font-weight: 500;
    transition: color var(--transition-fast);
  }
  
  .nav a:hover {
    color: var(--primary);
  }
  
  .hamburger {
    display: inline-block;
    font-size: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
  }
  
  /* === Dark Mode Toggle === */
  .toggle-button {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    margin-left: 1rem;
  }
  
  /* === Hero Section === */
  .hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(to bottom right, #e0f2fe, #f0fdf4);
    border-radius: 0.75rem;
    margin: 2rem;
  }
  
  body.dark .hero {
    background: linear-gradient(to bottom right, #0f172a, #1f2937);
  }
  
  .hero-heading {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
    animation: fadeIn 0.6s ease-in;
  }
  
  .hero-subtext {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    line-height: 1.6;
  }
  
  /* === Call-to-Action Button === */
  .cta-button {
    background-color: var(--primary);
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
  }
  
  .cta-button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
  }
  
  .secondary {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
  }
  
  /* === Footer === */
  .footer {
    text-align: center;
    font-size: 0.875rem;
    padding: 1.5rem 1rem;
    color: #6b7280;
    margin-top: 4rem;
    border-top: 1px solid var(--border-light);
  }
  
  body.dark .footer {
    color: #9ca3af;
    border-color: var(--border-dark);
  }
  
  /* === Utilities === */
  .hidden {
    display: none !important;
  }
  
  .fade-in {
    animation: fadeIn 0.6s ease-in;
  }
  
  @keyframes fadeIn {
    from {
      opacity: 0;
      transform: translateY(10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

/* === Quiz Section Styling === */
.quiz-section {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 2rem;
}

.section-header h2 {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text-light);
  opacity: 0.8;
  max-width: 600px;
  margin: 0 auto;
  font-size: 1rem;
}

body.dark .section-header p {
  color: var(--text-dark);
}

/* Quiz question cards */
.question {
  background: rgba(255, 255, 255, 0.9);
  padding: 1.25rem 1.5rem;
  border-radius: 0.75rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  text-align: left;
}

body.dark .question {
  background: rgba(31, 41, 55, 0.85);
  border: 1px solid var(--border-dark);
}

.question p {
  font-weight: 500;
  margin-bottom: 1rem;
}

/* Styled radio buttons */
.question label {
  display: block;
  margin-bottom: 0.5rem;
  cursor: pointer;
}

.question input[type="radio"] {
  margin-right: 0.5rem;
}

/* Quiz Nav Buttons */
.quiz-controls {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.nav-button {
  background-color: var(--primary);
  color: #fff;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.nav-button:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
}

body.dark .nav-button {
  background-color: #2563eb;
}

/* === User Form Styling === */
.user-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 500px;
  margin: 2rem auto 0;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 0.75rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

body.dark .user-form {
  background: rgba(31, 41, 55, 0.9);
  border: 1px solid var(--border-dark);
}

.user-form label {
  display: flex;
  flex-direction: column;
  font-weight: 600;
  color: var(--text-dark);
  gap: 0.3rem; /* optional, adds spacing between label and input */
}


body.dark .user-form label {
  color: var(--text-light);
}

.user-form input,
.user-form select {
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 1px solid #ddd;
  border-radius: 0.5rem;
  background: #fff;
  color: #111;
}

body.dark .user-form input,
body.dark .user-form select {
  background: #1f2937;
  color: #eee;
  border-color: #444;
}

.user-form .cta-button {
  align-self: center;
  width: 100%;
}

/* === Styling for the links in Theory.html ===*/
.attachment-links {
    text-align: center;
    margin-top: 2.5rem;
  }
  
  .attachment-links .subheading {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 1rem;
  }
  
  .attachment-card-group {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
  }
  
  .attachment-card {
    display: inline-block;
    background-color: var(--card-bg, #f9f9f9);
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
    min-width: 220px;
    text-align: center;
  }
  
  .attachment-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  }
  
  body.dark .attachment-card {
    background-color: #1f2937;
    color: #eee;
  }
  
  .attachment-card.anxious { color: #f87171; }
  .attachment-card.secure { color: #34d399; }
  .attachment-card.avoidant { color: #60a5fa; }
  
/* Bullet List Dot */

.centered-list {
    max-width: 700px;
    margin: 1.5rem auto;
    padding: 0 1.5rem;
    text-align: left;
  }
  
  .clean-list {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .clean-list li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.75rem;
    line-height: 1.6;
  }
  
  
  body.dark .clean-list li::before {
    color: #93c5fd;
  }
  
/* == attachment Style Images == */
.attachment-illustration {
    text-align: center;
    margin: 2rem auto;
  }
  
  .attachment-illustration img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  }

  /* === Homepage Hero Section Upgrade === */
.homepage-hero {
    max-width: 750px;
    margin: 3rem auto;
    padding: 2.5rem 2rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    text-align: center;
    animation: fadeIn 0.6s ease-in-out both;
  }
  
  body.dark .homepage-hero {
    background: rgba(31, 41, 55, 0.95);
    border: 1px solid var(--border-dark);
  }
  
  .homepage-hero h2 {
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
    color: var(--text-light);
  }
  
  body.dark .homepage-hero h2 {
    color: var(--text-dark);
  }
  
  .hero-lead {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: var(--text-light);
  }
  
  body.dark .hero-lead {
    color: #d1d5db;
  }
  
  .hero-quote {
    font-style: italic;
    font-size: 1rem;
    line-height: 1.6;
    color: #666;
    border-left: 4px solid var(--primary);
    padding-left: 1rem;
    text-align: left;
    margin-bottom: 2rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
  }
  
  body.dark .hero-quote {
    color: #cbd5e1;
    border-color: #60a5fa;
  }

/* why section */
.movie-quotes {
    max-width: 700px;
    margin: 2rem auto 0;
    text-align: center;
  }
  
  .movie-quote {
    font-style: italic;
    font-size: 0.95rem;
    margin-bottom: 1rem;
    color: #555;
  }
  
  body.dark .movie-quote {
    color: #ccc;
  }
  
  .quote-source {
    display: block;
    font-size: 0.85rem;
    margin-top: 0.25rem;
    color: #888;
  }
  
  .signature {
    font-style: italic;
    text-align: right;
    font-weight: 600;
    margin-top: 2rem;
  }
 
  /* === Story Preview Section === */
.story-preview {
  max-width: 750px;
  margin: 3rem auto;
  padding: 2rem;
  background-color: rgba(255, 255, 255, 0.95);
  border-radius: 1rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

body.dark .story-preview {
  background-color: rgba(31, 41, 55, 0.95);
  border: 1px solid var(--border-dark);
}

.story-preview .section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.story-preview .story-text {
  font-size: 1.05rem;
  color: #555;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

body.dark .story-preview .story-text {
  color: #ccc;
}

/* === Smooth hover animations for buttons === */
.cta-button,
.nav-button {
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.cta-button:hover,
.nav-button:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
}

.encouragement {
  margin-top: 2rem;
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--primary);
  background-color: rgba(240, 249, 255, 0.7);
  border-radius: 0.5rem;
  font-size: 1rem;
  text-align: center;
  color: #1f2937;
}

body.dark .encouragement {
  background-color: rgba(30, 58, 138, 0.2);
  color: #cbd5e1;
  border-color: #60a5fa;
}

.quiz-length-hint {
  margin-top: 0.75rem;
  font-size: 1rem;
  color: #6b7280;
  text-align: center;
}
body.dark .quiz-length-hint {
  color: #9ca3af;
}

.section-progress {
  font-size: 0.95rem;
  color: #6b7280;
  margin-top: 0.5rem;
  font-style: italic;
}
body.dark .section-progress {
  color: #9ca3af;
}

.stepper {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.step {
  font-size: 1.4rem;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.step.active {
  transform: scale(1.2);
  text-shadow: 0 0 4px var(--primary);
}

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

.validation-msg {
  color: var(--accent);
  font-weight: 600;
  text-align: center;
  margin-top: 1rem;
}