:root {
  /* Neo-Brutalism Color Palette */
  --bg-main: #f0f0f0;
  --panel-bg: #ffffff;
  --text-main: #000000;
  --border-main: #000000;
  
  /* Vibrant Blocks */
  --color-yellow: #ffee00;
  --color-orange: #ff6b00;
  --color-green: #00ffaa;
  --color-blue: #3355ff;
  --color-pink: #ff66cc;
  
  /* Semantic */
  --accent-primary: var(--color-orange);
  --accent-secondary: var(--color-green);
  --accent-tertiary: var(--color-yellow);
  
  /* Shadows & Borders */
  --brutal-border: 3px solid var(--border-main);
  --brutal-shadow: 6px 6px 0px var(--border-main);
  --brutal-shadow-hover: 10px 10px 0px var(--border-main);
  --brutal-shadow-active: 2px 2px 0px var(--border-main);
  
  /* Spacing */
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --container-width: min(1000px, calc(100% - 40px));
}

/* Base Resets */
* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

html {
  scroll-behavior: smooth;
  overflow-y: scroll;
}

/* Custom Scrollbar for Neo-Brutalism */
::-webkit-scrollbar {
  width: 16px;
}

::-webkit-scrollbar-track {
  background: var(--bg-main);
  border-left: var(--brutal-border);
}

::-webkit-scrollbar-thumb {
  background: var(--color-yellow);
  border: var(--brutal-border);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-pink);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans SC", "Inter", system-ui, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(var(--border-main) 1px, transparent 1px);
  background-size: 30px 30px;
  overflow-x: hidden;
}

button {
  font: inherit;
  cursor: pointer;
  border: 0;
  outline: none;
}

/* Animations */
@keyframes popIn {
  0% { transform: scale(0.95); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes slideIn {
  0% { transform: translateX(30px); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

@keyframes clickFlash {
  0% { background-color: var(--color-yellow); }
  50% { background-color: var(--color-pink); }
  100% { background-color: var(--color-green); }
}

/* App Shell */
.app-shell {
  width: var(--container-width);
  margin: 0 auto;
  padding: 60px 0;
}

/* Neo-Brutalism Panel */
.panel {
  background: var(--panel-bg);
  border: var(--brutal-border);
  box-shadow: var(--brutal-shadow);
  padding: 40px;
  margin-bottom: 40px;
  position: relative;
  animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
}

/* Hero Section */
.hero {
  background-color: var(--color-yellow);
}

.eyebrow {
  display: inline-block;
  font-family: "Space Grotesk", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 1rem;
  font-weight: 800;
  background: var(--color-pink);
  padding: 4px 12px;
  border: 2px solid #000;
  margin-bottom: 24px;
  transform: rotate(-2deg);
}

.hero h1 {
  margin: 0 0 24px;
  font-size: clamp(2.5rem, 8vw, 5rem);
  line-height: 1;
  font-weight: 900;
  text-transform: uppercase;
  -webkit-text-stroke: 1.5px #000;
  color: #000;
}

.hero-actions {
  display: flex;
  gap: 20px;
}

/* Buttons */
.primary-btn {
  padding: 20px 40px;
  font-size: 1.5rem;
  font-weight: 900;
  color: #000;
  background: var(--color-orange);
  border: var(--brutal-border);
  box-shadow: var(--brutal-shadow);
  transition: all 0.1s;
  text-transform: uppercase;
}

.primary-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--brutal-shadow-hover);
  background: var(--color-pink);
}

.primary-btn:active {
  transform: translate(4px, 4px);
  box-shadow: var(--brutal-shadow-active);
}

.ghost-btn {
  padding: 14px 28px;
  font-weight: 800;
  color: #000;
  background: #fff;
  border: var(--brutal-border);
  box-shadow: 4px 4px 0px #000;
  transition: all 0.1s;
}

.ghost-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0px #000;
}

.text-btn {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  color: #000;
}

/* Quiz Section */
.quiz-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 40px;
  background: var(--color-blue);
  color: #fff;
  padding: 24px;
  border: var(--brutal-border);
  margin-left: -40px;
  margin-right: -40px;
  margin-top: -40px;
}

.section-tag {
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.quiz h2 {
  font-size: 2.2rem;
  font-weight: 900;
  margin: 0;
}

.progress-wrap {
  width: 200px;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  font-weight: 800;
  margin-bottom: 8px;
}

.progress-track {
  height: 20px;
  background: #000;
  border: 2px solid #fff;
  padding: 2px;
}

.progress-bar {
  height: 100%;
  background: var(--color-orange);
  transition: width 0.3s ease;
}

.question-body {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 40px 0;
  padding: 20px;
  background: var(--bg-main);
  border: var(--brutal-border);
  animation: slideIn 0.3s ease-out both;
}

.answers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 40px;
  animation: slideIn 0.4s ease-out both;
}

.answer-btn.click-feedback {
  animation: clickFlash 0.2s ease-in-out;
  transform: translate(4px, 4px);
  box-shadow: var(--brutal-shadow-active);
}

.answer-btn {
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: #fff;
  border: var(--brutal-border);
  box-shadow: var(--brutal-shadow);
  transition: all 0.1s;
  text-align: left;
}

.answer-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--brutal-shadow-hover);
  background: var(--color-yellow);
}

.answer-btn strong {
  font-size: 1.3rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.answer-btn span {
  font-size: 1rem;
  font-weight: 500;
}

.answer-btn.active {
  background: var(--color-green);
  transform: translate(2px, 2px);
  box-shadow: var(--brutal-shadow-active);
}

.quiz-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 40px;
  padding-top: 24px;
  border-top: var(--brutal-border);
}

/* Result Section */
.result-header {
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}

.result-actions {
  display: flex;
  gap: 12px;
}

.result-code {
  display: inline-block;
  font-weight: 900;
  background: #000;
  color: var(--color-yellow);
  padding: 4px 12px;
  margin-bottom: 12px;
}

.result h2 {
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 900;
  text-transform: uppercase;
  margin: 0;
  line-height: 1.1;
  word-break: break-word;
}

.result-summary {
  font-size: clamp(1.1rem, 4vw, 1.5rem);
  font-weight: 700;
  background: var(--color-green);
  padding: clamp(16px, 3vw, 20px);
  border: var(--brutal-border);
  margin-bottom: 40px;
}

.result-content-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.result-media {
  background: #fff;
  border: var(--brutal-border);
  box-shadow: 12px 12px 0px #000;
  margin-bottom: 40px;
}

.result-media img {
  width: 100%;
  display: block;
}

.trait-bars {
  display: grid;
  gap: 20px;
}

.trait-row {
  display: grid;
  grid-template-columns: 80px 1fr 60px;
  align-items: center;
  gap: 16px;
  font-weight: 900;
}

.trait-track {
  height: 24px;
  background: #000;
  border: 2px solid #000;
  padding: 2px;
}

.trait-fill {
  height: 100%;
  background: var(--color-yellow);
}

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

.result-main-card {
  padding: 0; /* Remove internal padding for clean items */
  overflow: hidden;
}

.card-item {
  padding: 20px;
  border-bottom: 2px solid #000;
}

.card-item:last-child {
  border-bottom: none;
}

.card-item h3 {
  margin: 0 0 8px;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--color-blue);
  font-weight: 900;
}

.card-item p {
  margin: 0;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.4;
}

.result-quote-wrap {
  background: var(--color-pink);
  border: var(--brutal-border);
  box-shadow: var(--brutal-shadow);
  padding: 24px 20px;
  text-align: center;
}

.result-quote-wrap span {
  font-size: clamp(1.1rem, 5vw, 1.5rem);
  font-weight: 900;
  color: #000;
  font-style: italic;
}

.result-footer-qr {
  margin-top: 40px;
  display: flex;
  flex-direction: row; /* Horizontal layout for footer */
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 24px;
  background: var(--color-yellow);
  border: var(--brutal-border);
  box-shadow: var(--brutal-shadow);
}

#qrcode {
  padding: 6px;
  background: #fff;
  border: 2px solid #000;
}

#qrcode img {
  display: block;
  width: 80px;
  height: 80px;
}

.result-footer-qr p {
  margin: 0;
  font-weight: 900;
  font-size: 1.2rem;
  color: #000;
}

@media (max-width: 820px) {
  .result-footer-qr {
    flex-direction: column;
    gap: 12px;
    padding: 20px;
  }
  .result-footer-qr p {
    font-size: 1rem;
  }
}

/* Utilities */
.hidden { display: none !important; }

/* Mobile */
@media (max-width: 820px) {
  .app-shell { padding: 20px 0; }
  .panel { padding: 20px; }
  .quiz-top { 
    margin: -20px -20px 24px -20px; 
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
  }
  
  .progress-wrap {
    width: 100%;
  }

  .result-header {
    display: block;
    margin-bottom: 32px;
  }

  .result-header > div:first-child {
    margin-bottom: 24px;
  }

  .result-actions {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .result-actions button {
    width: 100%;
    padding: 16px;
    font-size: 1.1rem;
    text-align: center;
  }

  .result h2 {
    font-size: 3rem;
    margin-top: 12px;
    line-height: 1.1;
  }

  .result-summary {
    font-size: 1.1rem;
    padding: 16px;
    margin-bottom: 32px;
    line-height: 1.4;
  }

  .result-content-layout, .result-grid, .answers { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(2.5rem, 10vw, 3.5rem); }
  .hero-actions { flex-direction: column; }
  .hero-actions .primary-btn { width: 100%; text-align: center; }
}

@media (max-width: 480px) {
  .panel { padding: 16px; }
  .result h2 { font-size: 2.2rem; }
  .result-actions { flex-direction: column; }
  .result-actions button { width: 100%; }
  .quiz-top { margin: -16px -16px 20px -16px; padding: 16px; }
  .trait-row {
    grid-template-columns: 60px 1fr 45px;
    font-size: 0.9rem;
    gap: 8px;
  }
  .answer-btn { padding: 16px; }
  .answer-btn strong { font-size: 1.1rem; }
}