/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:wght@300;400;500;600;700;800;900&family=DM+Mono:wght@400;500&family=Playfair+Display:wght@700;800;900&display=swap');

:root {
  --ink: #0a0a0a;
  --paper: #f4ede1;
  --cream: #f4ede1;
  --warm-gray: #e2dcd3;
  --mid-gray: #6b6b6b;
  --light-gray: #f0ebe5;
  
  /* Bold Color Palette */
  --accent-primary: #d42426;
  --accent-secondary: #ff6b35;
  --accent-tertiary: #2d7dd2;
  --accent-bright: #ffb703;
  --accent-dark: #8b1a1e;
  
  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-display: 'Playfair Display', serif;
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'DM Mono', monospace;
  --radius: 2px;
  --shadow-sm: 0 4px 12px rgba(10, 10, 10, 0.08);
  --shadow-lg: 0 12px 40px rgba(10, 10, 10, 0.12);
  --shadow-xl: 0 20px 60px rgba(10, 10, 10, 0.15);
  --transition: 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-smooth: 0.25s ease-out;
}

body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  margin: 0;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  line-height: 1.6;
}

.page { 
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: #f4ede1;
}

.container { 
  max-width: 1000px; 
  margin: 0 auto; 
  padding: 0 2.5rem; 
  width: 100%; 
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.1;
  font-weight: 800;
  margin: 0;
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #E43D12;
}

h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  color: #E43D12;
}

h3 {
  font-family: var(--font-sans);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: #E43D12;
}

p {
  font-weight: 400;
  color: var(--mid-gray);
  line-height: 1.7;
}

.btn {
  font-family: var(--font-sans);
  font-weight: 700;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  border: 2px solid var(--light-gray);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: var(--transition-smooth);
  font-size: 0.95rem;
  letter-spacing: 0.3px;
}

.btn:hover { 
  background: var(--light-gray); 
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-primary { 
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
  font-weight: 800;
}

.btn-primary:hover { 
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  box-shadow: 0 8px 24px rgba(212, 36, 38, 0.25);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  padding: 0.8rem 2rem;
  border: 2px solid var(--accent-primary);
  font-weight: 700;
}

.btn-secondary:hover {
  background: var(--accent-primary);
  color: white;
  box-shadow: 0 8px 24px rgba(212, 36, 38, 0.2);
}

.timer-ring { display: inline-block; position: relative; }
.timer-ring svg { transform: rotate(-90deg); }
.timer-ring .ring-bg { fill: none; stroke: var(--warm-gray); }
.timer-ring .ring-progress { fill: none; stroke: var(--accent-primary); transition: stroke-dashoffset 1s linear; stroke-width: 3; stroke-linecap: round; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.45s ease both; }

/* Landing Page */
.landing-page { 
  justify-content: center; 
  align-items: center;
  min-height: 100vh;
}

.landing-container { 
  display: flex; 
  justify-content: center; 
  align-items: center;
  position: relative;
  width: 100%;
  flex: 1;
  min-height: 100vh;
}

.landing-content { 
  text-align: center; 
  max-width: 650px; 
  width: 100%;
  margin: 0 auto;
  animation: fadeInScale 0.8s var(--transition);
  position: relative;
  z-index: 1;
}

.landing-content h1 {
  margin-bottom: 0.5rem;
  color: #E43D12;
}

.landing-content p {
  font-size: 1.2rem;
  margin-bottom: 4rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
  color: var(--mid-gray);
  text-align: center;
}

.landing-buttons {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.btn-start {
  padding: 1rem 2.5rem;
  border-radius: 4px;
  background: #E43D12;
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  box-shadow: 0 12px 40px rgba(228, 61, 18, 0.25);
  animation: fadeUp 0.6s ease-out both;
  animation-delay: 0.3s;
  border: none;
}

.btn-start:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(228, 61, 18, 0.35);
}

.btn-start:active {
  transform: translateY(0);
}

.btn-circle {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 3px solid var(--accent-primary);
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  box-shadow: 0 12px 40px rgba(212, 36, 38, 0.25);
  font-weight: 900;
  animation: fadeUp 0.6s ease-out both;
  animation-delay: 0.3s;
}

.btn-circle:hover {
  transform: scale(1.08) translateY(-4px);
  box-shadow: 0 16px 48px rgba(212, 36, 38, 0.35);
}

.btn-circle:active {
  transform: scale(0.95);
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

.btn-start {
  padding: 1rem 2.5rem;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  box-shadow: 0 12px 40px rgba(212, 36, 38, 0.25);
  animation: fadeUp 0.6s ease-out both;
  animation-delay: 0.3s;
  border: none;
}

.btn-start:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(212, 36, 38, 0.35);
}

.btn-start:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  padding: 0.8rem 2rem;
  border: 2px solid var(--accent-primary);
  font-weight: 700;
}

.btn-secondary:hover {
  background: var(--accent-primary);
  color: white;
  box-shadow: 0 8px 24px rgba(212, 36, 38, 0.2);
}

.btn-minimal {
  background: transparent;
  color: var(--ink);
  border: none;
  padding: 0.8rem 2rem;
  font-weight: 700;
  box-shadow: none;
}

.btn-minimal:hover {
  background: transparent;
  color: var(--accent-primary);
  box-shadow: none;
}

/* Philosophy Page */
.philosophy-page {
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.philosophy-container {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 100vh;
  width: 100%;
}

.philosophy-content {
  text-align: center;
  max-width: 700px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
  animation: fadeInScale 0.8s var(--transition);
}

.philosophy-subtitle {
  font-family: var(--font-sans);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 900;
  color: #E43D12;
  margin: 0;
}

.philosophy-text {
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--ink);
  margin: 0;
  font-weight: 400;
}

.btn-philosophy-next {
  border-radius: 50px;
  border: 3px solid #E43D12;
  background: #E43D12;
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  box-shadow: 0 12px 40px rgba(228, 61, 18, 0.25);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.btn-philosophy-next:hover {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 16px 48px rgba(228, 61, 18, 0.35);
}

.btn-philosophy-next:active {
  transform: scale(0.95);
}

.idea-box {
  border: 2px solid var(--warm-gray);
  background: var(--cream);
  padding: 1.2rem;
  border-radius: var(--radius);
  transition: all var(--transition-smooth);
  box-shadow: var(--shadow-sm);
}

.idea-box:hover {
  transform: translateY(-4px);
}

.idea-box.active { 
  border-color: var(--accent-primary);
  background: rgba(212, 36, 38, 0.06);
  box-shadow: 0 8px 24px rgba(212, 36, 38, 0.15);
}

.idea-box.done { 
  border-color: #16a34a;
  background: rgba(22, 163, 74, 0.06);
  box-shadow: 0 8px 24px rgba(22, 163, 74, 0.12);
}

/* Quiz Options */
.quiz-option {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--light-gray);
  border: 2.5px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition-smooth);
  font-family: var(--font-sans);
  text-align: left;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  font-weight: 500;
}

.quiz-option:hover:not(:disabled) {
  background: var(--light-gray);
  border-color: var(--accent-primary);
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(212, 36, 38, 0.15);
}

.quiz-option:disabled {
  cursor: not-allowed;
}

.quiz-option.correct {
  background: rgba(34, 197, 94, 0.1);
  border-color: #16a34a;
  box-shadow: 0 8px 24px rgba(34, 197, 94, 0.15);
}

.quiz-option.incorrect {
  background: rgba(239, 68, 68, 0.1);
  border-color: #dc2626;
  box-shadow: 0 8px 24px rgba(239, 68, 68, 0.15);
}

.option-letter {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--accent-primary);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-weight: 900;
  color: white;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.option-text {
  flex: 1;
  font-weight: 500;
  line-height: 1.5;
  font-size: 1.1rem;
}

/* Feedback Boxes */
.feedback-box {
  padding: 2rem;
  border-radius: var(--radius);
  border: 2.5px solid;
  box-shadow: var(--shadow-lg);
  font-weight: 500;
  line-height: 1.7;
}

.feedback-correct {
  background: rgba(34, 197, 94, 0.08);
  border-color: #16a34a;
  color: var(--ink);
}

.feedback-incorrect {
  background: rgba(239, 68, 68, 0.08);
  border-color: #dc2626;
  color: var(--ink);
}

/* Dashboard */
.progress-card {
  padding: 2rem;
  background: linear-gradient(135deg, var(--light-gray) 0%, var(--cream) 100%);
  border: 2px solid var(--warm-gray);
  border-radius: var(--radius);
  transition: all var(--transition-smooth);
  box-shadow: var(--shadow-sm);
}

.progress-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(212, 36, 38, 0.12);
}

.stat-box {
  padding: 2rem;
  background: linear-gradient(135deg, var(--light-gray) 0%, var(--cream) 100%);
  border: 2px solid var(--warm-gray);
  border-radius: var(--radius);
  text-align: center;
  transition: all var(--transition-smooth);
  box-shadow: var(--shadow-sm);
}

.stat-box:hover {
  border-color: var(--accent-tertiary);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(45, 125, 210, 0.12);
}

.stat-box h3 {
  color: var(--accent-primary);
  font-size: 2.4rem;
}

.stats-section {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 3px solid var(--warm-gray);
}

/* Back Button */
.btn-back {
  position: absolute;
  top: 1.5rem;
  left: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2.5px solid var(--accent-primary);
  background: white;
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: all var(--transition-smooth);
  text-decoration: none;
  font-weight: 800;
  box-shadow: var(--shadow-sm);
}

.btn-back:hover {
  background: var(--accent-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(212, 36, 38, 0.25);
}

#app {
  position: relative;
}

@media (max-width: 600px) {
  .landing-buttons {
    flex-direction: column;
    gap: 1.5rem;
  }

  .btn-circle {
    width: 110px;
    height: 110px;
    font-size: 2.2rem;
  }

  h1 {
    font-size: 2.2rem !important;
  }

  h2 {
    font-size: 1.8rem !important;
  }

  .btn-back {
    left: 1.5rem;
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
  }

  .container {
    padding: 0 1.5rem;
  }
}

/* ========== 8-STAGE ACTIVITY STYLING ========== */

/* Stage Container & Progress */
.stage-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  animation: fadeUp 0.45s ease-out;
}

.fade-in {
  animation: fadeUp 0.45s ease-out;
}

.stage-progress {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 2rem;
}

.progress-stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 600px;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  cursor: pointer;
  z-index: 1;
}

.step-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-sans);
  transition: all var(--transition-smooth);
  border: 2.5px solid var(--warm-gray);
  background: var(--paper);
  color: var(--mid-gray);
}

.step-label {
  position: absolute;
  top: 52px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--mid-gray);
  white-space: nowrap;
  text-align: center;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.step:hover .step-label {
  opacity: 1;
}

.step.completed .step-circle {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
}

.step.active .step-circle {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(212, 36, 38, 0.12);
  background: var(--paper);
}

.step:hover .step-circle {
  transform: scale(1.1);
}

.step-connector {
  flex: 1;
  height: 3px;
  background: var(--warm-gray);
  min-width: 24px;
  transition: background var(--transition-smooth);
}

.step-connector.completed {
  background: var(--accent-primary);
}

.stage-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--mid-gray);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stage-content {
  flex: 1;
}

/* Cards */
.stage-card,
.challenge-card,
.divergent-card,
.selection-card,
.ai-collaboration-card,
.revision-card,
.reflection-card,
.decision-card,
.report-card {
  background: var(--paper);
  border: 1px solid var(--light-gray);
  border-radius: 8px;
  padding: clamp(2rem, 5vw, 3rem);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.stage-card:hover,
.challenge-card:hover,
.divergent-card:hover,
.selection-card:hover {
  border-color: var(--accent-primary);
  box-shadow: 0 8px 24px rgba(212, 36, 38, 0.08);
}

.stage-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--ink) 0%, var(--accent-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stage-subtitle {
  font-size: 1rem;
  color: var(--mid-gray);
  margin-bottom: 0.25rem;
  line-height: 1.6;
}

/* Feeling Stuck tooltip */
.stuck-tooltip-wrapper {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
}

.stuck-trigger {
  font-size: 0.8rem;
  font-weight: 700;
  color: #E43D12;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  background: white;
  border: 1.5px solid #E43D12;
  border-radius: 6px;
  padding: 0.25rem 0.6rem;
  display: inline-block;
}

.stuck-tooltip {
  display: none;
  position: absolute;
  top: 1.8rem;
  right: 0;
  background: white;
  border: 1.5px solid #E43D12;
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  min-width: 220px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  z-index: 100;
}

.stuck-tooltip-wrapper:hover .stuck-tooltip {
  display: block;
}

/* Stage 1: Design Challenge */
.challenge-prompt {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  padding: 2rem;
  border-radius: 8px;
  font-size: 1.1rem;
  line-height: 1.8;
  margin: 2rem 0;
  font-weight: 500;
}

.challenge-guidance {
  background: white;
  padding: 1.5rem;
  border-left: 4px solid var(--accent-bright);
  border-radius: 4px;
  margin: 2rem 0;
}

.challenge-guidance h3 {
  color: var(--ink);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.challenge-guidance ul {
  margin: 0;
  padding-left: 1.5rem;
  color: var(--mid-gray);
}

.challenge-guidance li {
  margin-bottom: 0.5rem;
}

/* Stage 2: Divergent Thinking */
.divergent-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
  margin-bottom: 0.5rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--light-gray);
}

.progress-indicator {
  display: flex;
  justify-content: center;
  align-items: center;
}

.progress-ring {
  position: relative;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--cream);
  border: 3px solid var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  clip-path: inset(0 calc(100% - var(--progress)) 0 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: clip-path 0.3s ease;
}

.progress-text {
  position: absolute;
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--ink);
  z-index: 1;
}

.challenge-context {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: -0.5rem 0 2rem 0;
  padding: 1.5rem;
  background: white;
  border-radius: 8px;
  border-left: 4px solid var(--accent-primary);
}

.challenge-context-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.challenge-context-label {
  font-weight: 800;
  color: var(--accent-primary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.challenge-context-value {
  color: var(--ink);
  line-height: 1.6;
  font-weight: 500;
}

.ideas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.idea-input-group {
  position: relative;
  display: flex;
  flex-direction: column;
}

.idea-number {
  font-weight: 700;
  color: var(--accent-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.idea-textarea {
  padding: 1rem;
  border: 2px solid var(--light-gray);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  min-height: 140px;
  resize: vertical;
  transition: all var(--transition-smooth);
  background: white;
  color: var(--ink);
}

.idea-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(212, 36, 38, 0.1);
}

.idea-textarea.complete {
  border-color: var(--accent-tertiary);
  background: rgba(45, 125, 210, 0.03);
}

.idea-status {
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 1.2rem;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.idea-textarea.complete ~ .idea-status {
  opacity: 1;
}

.idea-input-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
}

.idea-check-btn {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--light-gray);
  background: white;
  color: var(--mid-gray);
  font-weight: 900;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.idea-check-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: 0 2px 6px rgba(212, 36, 38, 0.2);
  transform: scale(1.1);
}

.idea-check-btn.active {
  background: var(--accent-tertiary);
  border-color: var(--accent-tertiary);
  color: white;
  box-shadow: 0 2px 8px rgba(45, 125, 210, 0.3);
}

.hint-text {
  text-align: center;
  color: var(--mid-gray);
  font-size: 0.9rem;
  margin-top: 1rem;
}

/* Stage 3: Idea Selection */
.ideas-selection-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 2rem 0;
}

.idea-option {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  border: 2px solid var(--warm-gray);
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-smooth);
  background: var(--paper);
}

.idea-option:hover {
  border-color: var(--accent-secondary);
  background: var(--cream);
  transform: translateX(4px);
}

.idea-option.selected {
  border-color: var(--accent-primary);
  background: rgba(212, 36, 38, 0.05);
  box-shadow: 0 6px 16px rgba(212, 36, 38, 0.12);
}

.idea-option input[type="radio"] {
  margin-top: 0.25rem;
  cursor: pointer;
  width: 18px;
  height: 18px;
  accent-color: var(--accent-primary);
}

.idea-option-content {
  flex: 1;
}

.idea-option-number {
  font-weight: 800;
  color: var(--accent-primary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.idea-option-text {
  color: var(--ink);
  line-height: 1.6;
}

/* Forms */
.form-group {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.form-textarea {
  padding: 1rem;
  border: 2px solid var(--light-gray);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  min-height: 120px;
  resize: vertical;
  background: white;
  color: var(--ink);
  transition: all var(--transition-smooth);
}

.form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(212, 36, 38, 0.1);
}

.justification-section {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 2px solid var(--light-gray);
  animation: slideUp 0.45s ease-out;
}

.justification-section h2 {
  margin-bottom: 1.5rem;
}

.slide-up {
  animation: slideUp 0.45s ease-out;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stage 4: AI Collaboration */
.ai-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--light-gray);
  margin-bottom: 2rem;
}

.ai-usage-tracker {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.tracker-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background: var(--cream);
  border-radius: 6px;
  border-left: 4px solid var(--accent-primary);
}

.stat-label {
  font-weight: 700;
  color: var(--mid-gray);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.stat-value {
  font-weight: 900;
  color: var(--accent-primary);
  font-size: 1.4rem;
}

.conversation-container {
  max-height: 500px;
  overflow-y: auto;
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--cream);
  border-radius: 8px;
  border: 1px solid var(--light-gray);
}

.messages-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 0.5rem;
}

.user-message {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-dark));
  color: white;
  margin-left: 2rem;
  text-align: right;
  border: 2px solid var(--accent-primary);
  border-radius: 8px;
}

.ai-message {
  background: white;
  color: var(--ink);
  margin-right: 2rem;
  border: 2px solid var(--ink);
}

.message-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  opacity: 0.8;
}

.message-role {
  letter-spacing: 0.3px;
}

.prompt-type-tag {
  background: rgba(255, 183, 3, 0.2);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  color: var(--accent-bright);
  font-weight: 700;
}

.message-content {
  line-height: 1.6;
  font-size: 0.95rem;
}

.prompt-scaffolds {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--cream);
  border-radius: 8px;
  border: 1px solid var(--light-gray);
}

.scaffold-label {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 1rem;
}

.scaffold-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.btn-scaffold {
  padding: 0.75rem 1rem;
  border: 2px solid var(--light-gray);
  background: white;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 700;
  transition: all var(--transition-smooth);
  font-size: 0.9rem;
  text-align: center;
}

.btn-scaffold:hover {
  border-color: var(--accent-primary);
  background: var(--cream);
  transform: translateY(-2px);
}

.ai-input-section {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.input-footer {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.soft-cap-notice {
  margin-top: 2rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, var(--accent-bright), var(--accent-secondary));
  color: white;
  border-radius: 8px;
  text-align: center;
}

/* Decision Modal */
.decision-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 2rem;
}

.decision-card {
  background: white;
  border-radius: 12px;
  padding: 2.5rem;
  max-width: 500px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  animation: slideUp 0.3s ease-out;
}

.decision-card h2 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--ink);
  font-family: var(--font-serif);
}

.decision-card p {
  font-size: 1rem;
  color: var(--mid-gray);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.decision-buttons {
  display: grid;
  gap: 1rem;
  grid-template-columns: auto auto;
}

/* New Chat Interface Styles */
.ai-chat-interface {
  display: flex;
  flex-direction: column;
  height: 100%;
  gap: 1rem;
}

.chat-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 600px;
  background: var(--cream);
  border-radius: 12px;
  border: 2px solid var(--warm-gray);
  overflow: hidden;
}

.messages-list {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-input-area {
  background: white;
  border-top: 1px solid var(--light-gray);
  padding: 1.5rem;
}

.input-with-suggestions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-textarea {
  width: 100%;
  min-height: 80px;
  padding: 1rem;
  border: 1.5px solid var(--light-gray);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  resize: vertical;
  background: white;
  transition: border-color var(--transition-smooth);
  box-sizing: border-box;
}

.chat-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(212, 36, 38, 0.1);
}

.input-controls {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.suggestions-dropdown-wrapper {
  position: relative;
}

.suggestions-menu-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--light-gray);
  background: white;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-smooth);
  color: var(--ink);
  white-space: nowrap;
}

.suggestions-menu-btn:hover {
  border-color: var(--accent-primary);
  background: var(--cream);
}

.suggestions-menu-btn:active {
  transform: scale(0.98);
}

.suggestions-menu {
  position: absolute;
  bottom: 100%;
  left: 0;
  margin-bottom: 0.5rem;
  background: white;
  border: 1.5px solid var(--light-gray);
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  z-index: 1000;
  max-height: calc(4 * 3.2rem);
  overflow-y: auto;
  transition: opacity var(--transition-smooth);
}

.suggestions-menu.hidden {
  display: none;
}

.suggestion-option {
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--ink);
  line-height: 1.4;
  transition: background-color var(--transition-smooth);
  border-bottom: 1px solid var(--light-gray);
}

.suggestion-option:last-child {
  border-bottom: none;
}

.suggestion-option:hover {
  background: var(--cream);
}

.suggestion-option:active {
  background: var(--light-gray);
}

.hidden {
  display: none !important;
}

@media (max-width: 600px) {
  .decision-buttons {
    grid-template-columns: 1fr;
  }

  .chat-wrapper {
    min-height: 400px;
  }

  .chat-textarea {
    min-height: 60px;
  }

  .input-controls {
    flex-wrap: wrap;
  }

  .suggestions-menu-btn {
    font-size: 0.85rem;
    padding: 0.6rem 0.8rem;
  }

  .suggestions-menu {
    max-width: calc(100vw - 2rem);
    bottom: auto;
    top: -200px;
  }
}

.requirements-checklist {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--cream);
  border-radius: 8px;
  border: 1px solid var(--light-gray);
}

.requirements-top {
  background: linear-gradient(135deg, var(--accent-bright), var(--accent-secondary));
  color: white;
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 2rem;
  box-shadow: 0 6px 16px rgba(212, 36, 38, 0.15);
}

.requirements-top.complete-req {
  background: linear-gradient(135deg, #16a34a, #15803d);
}

.req-label {
  font-weight: 800;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 0.75rem 0;
}

.requirements-list {
  margin: 0;
  padding-left: 1.5rem;
  list-style: none;
}

.requirements-list li {
  padding: 0.4rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.requirements-list li.pending {
  opacity: 0.8;
}

.requirements-list li.complete {
  opacity: 1;
}

.status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  font-weight: 900;
  font-size: 0.85rem;
}

.requirements-list li.complete .status {
  background: white;
  color: #16a34a;
}

.checklist-label {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 1rem;
}

/* Idea Context */
.idea-context {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--cream);
  border-radius: 8px;
  border-left: 4px solid var(--accent-primary);
}

.context-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.context-label {
  font-weight: 800;
  color: var(--accent-primary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.context-value {
  color: var(--ink);
  line-height: 1.6;
  font-weight: 500;
}

/* Prompt Suggestions */
.prompt-suggestions {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--light-gray);
  border-radius: 8px;
  border: 1px solid var(--warm-gray);
}

.suggestions-toggle {
  width: 100%;
  background: white;
  border: 1.5px solid var(--warm-gray);
  border-radius: 6px;
  padding: 1rem;
  text-align: left;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.suggestions-toggle:hover {
  border-color: var(--accent-primary);
  background: var(--cream);
}

.toggle-icon {
  display: inline-block;
  transition: transform var(--transition-smooth);
  font-size: 0.8rem;
}

.suggestion-group {
  margin-bottom: 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  max-height: 500px;
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.suggestion-group.collapsed {
  max-height: 0;
  margin-bottom: 0;
  gap: 0;
}

.suggestion-group:last-child {
  margin-bottom: 0;
}

.group-label {
  font-weight: 800;
  color: var(--accent-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  margin-bottom: 0.5rem;
}

.suggestions-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

.suggestion-item {
  padding: 0.75rem 1rem;
  background: white;
  border: 1.5px solid var(--warm-gray);
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ink);
  transition: all var(--transition-smooth);
  font-weight: 500;
}

.suggestion-item:hover {
  background: var(--cream);
  border-color: var(--accent-primary);
  box-shadow: 0 4px 12px rgba(212, 36, 38, 0.1);
  transform: translateX(2px);
}

.suggestion-item:active {
  transform: translateX(1px);
}

/* Stage 5: Revision */
.revision-comparison {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: stretch;
  margin: 2rem 0;
}

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

.comparison-column h3 {
  color: var(--ink);
  margin-bottom: 1rem;
  font-size: 1rem;
}

.comparison-box {
  padding: 1rem;
  border-radius: 12px;
  border: 2px solid var(--warm-gray);
  background: var(--cream);
  line-height: 1.7;
  color: var(--ink);
  min-height: 140px;
  display: flex;
  align-items: center;
}

.comparison-box.original {
  background: linear-gradient(135deg, var(--cream), var(--light-gray));
}

.revision-textarea {
  min-height: 200px !important;
}

/* Stage 8: Final Report */
.report-header {
  text-align: center;
  padding: 2rem 0;
  border-bottom: 2px solid var(--light-gray);
  margin-bottom: 1.2rem;
}

.report-sections {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.report-section {
  padding: 2rem;
  background: var(--cream);
  border-radius: 8px;
  border: 1px solid var(--light-gray);
}

.report-section-title {
  color: var(--ink);
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
}

.idea-evolution {
  background: white;
  border: 2px solid var(--light-gray);
}

.evolution-comparison {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: center;
}

.evolution-item {
  padding: 1.5rem;
  background: var(--cream);
  border-radius: 8px;
  border-left: 4px solid var(--accent-primary);
}

.evolution-label {
  font-weight: 700;
  color: var(--accent-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  letter-spacing: 0.5px;
}

.evolution-content {
  color: var(--ink);
  line-height: 1.7;
}

.evolution-arrow {
  text-align: center;
  font-size: 2rem;
  color: var(--accent-secondary);
  font-weight: 900;
}

.usage-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-box {
  padding: 1.5rem;
  background: white;
  border: 2px solid var(--light-gray);
  border-radius: 8px;
  text-align: center;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-weight: 700;
  color: var(--mid-gray);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.prompt-types-list {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.75rem;
}

.tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
}

.improvement-indicators {
  margin-top: 1.5rem;
  padding: 1.5rem;
  background: white;
  border-radius: 6px;
  border-left: 4px solid var(--accent-tertiary);
}

.improvement-indicators h3 {
  color: var(--ink);
  font-size: 1rem;
  margin-bottom: 1rem;
}

.improvement-indicators ul {
  margin: 0;
  padding-left: 1.5rem;
  color: var(--mid-gray);
  line-height: 1.8;
}

.improvement-indicators li {
  margin-bottom: 0.5rem;
}

.improvement-indicators strong {
  color: var(--ink);
  font-weight: 700;
}

.reflection-prompts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.reflection-item {
  padding: 1rem;
  background: white;
  border: 1px solid var(--light-gray);
  border-radius: 6px;
  border-left: 4px solid var(--accent-bright);
}

.reflection-question {
  color: var(--ink);
  line-height: 1.6;
  font-weight: 500;
}

.reflection-note {
  text-align: center;
  color: var(--mid-gray);
  font-style: italic;
  margin-top: 1rem;
}

.decision-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2rem 0;
}

.decision-option {
  display: flex;
  gap: 1rem;
  cursor: pointer;
  padding: 1rem;
  border: 2px solid var(--light-gray);
  border-radius: 8px;
  transition: all var(--transition-smooth);
  background: var(--paper);
}

.decision-option:hover {
  border-color: var(--accent-secondary);
  background: var(--cream);
}

.decision-option input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 0.25rem;
  cursor: pointer;
  accent-color: var(--accent-primary);
}

.option-content {
  flex: 1;
}

.option-label {
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

.option-description {
  font-size: 0.9rem;
  color: var(--mid-gray);
}

.decisions-list {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}

.decision-badge {
  display: inline-block;
  background: var(--accent-tertiary);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.85rem;
}

.report-footer {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--light-gray);
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn:disabled:hover {
  transform: none;
  box-shadow: none;
}

/* Responsive */
@media (max-width: 768px) {
  .divergent-header,
  .ai-header,
  .revision-comparison,
  .evolution-comparison {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .evolution-arrow {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
  }

  .ideas-grid {
    grid-template-columns: 1fr;
  }

  .progress-dots {
    gap: 0.5rem;
  }

  .message {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .report-footer {
    flex-direction: column;
  }
}

/* ========== DISCOVER QUIZ MODAL & STYLING ========== */

.quiz-option.selected {
  background: rgba(212, 36, 38, 0.1);
  border-color: var(--accent-primary);
  box-shadow: 0 8px 24px rgba(212, 36, 38, 0.15);
}

#main-content {
  /* Content expands naturally - browser handles scrolling */
}

/* Ensure normal scrollable layout */
@media (min-height: 800px) {
  #main-content {
    /* No height constraints */
  }
}