/* ===== FIRE SAFETY QUIZ WEBSITE STYLES ===== */

:root {
  --primary: #DC2626;
  --primary-dark: #B91C1C;
  --primary-light: #EF4444;
  --secondary: #F97316;
  --accent: #FCD34D;
  --dark: #1C1917;
  --text: #1F2937;
  --text-light: #6B7280;
  --bg: #FAFAFA;
  --card: #FFFFFF;
  --border: #E5E7EB;
  --gradient: linear-gradient(135deg, #DC2626 0%, #F97316 100%);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --radius: 12px;
  --radius-lg: 16px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Navbar */
.navbar {
  background: var(--card);
  border-bottom: 2px solid var(--primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.logo i { font-size: 1.6rem; }
.logo span { color: var(--secondary); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
  align-items: center;
}
.nav-links a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.2s;
  font-size: 0.95rem;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--primary);
  color: white;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: 0.3s;
}

/* Hero */
.hero {
  background: var(--gradient);
  color: white;
  padding: 4rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  position: relative;
}
.hero p {
  font-size: 1.2rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 1.5rem;
  position: relative;
}
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
  position: relative;
}
.hero-stat {
  text-align: center;
}
.hero-stat .number {
  font-size: 2.2rem;
  font-weight: 800;
  display: block;
}
.hero-stat .label {
  font-size: 0.9rem;
  opacity: 0.85;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary);
  color: white;
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(220,38,38,0.3);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(220,38,38,0.4);
}
.btn-secondary {
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-secondary:hover {
  background: #FEE2E2;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Section */
.section {
  padding: 3rem 0;
}
.section-title {
  text-align: center;
  margin-bottom: 2rem;
}
.section-title h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 0.5rem;
}
.section-title p {
  color: var(--text-light);
  font-size: 1.05rem;
}

/* Test Cards Grid */
.tests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.test-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.test-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.test-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}
.test-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
}
.test-card p {
  font-size: 0.875rem;
  color: var(--text-light);
  flex: 1;
}
.test-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-light);
}
.test-card-footer i { margin-right: 0.25rem; }
.subject-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* Article Cards */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.article-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.article-card-img {
  height: 180px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.article-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-card-img i {
  font-size: 3rem;
  color: white;
  opacity: 0.8;
}
.article-card-content {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.article-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.4;
}
.article-card p {
  font-size: 0.875rem;
  color: var(--text-light);
  flex: 1;
}
.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  margin-top: 0.5rem;
}
.read-more:hover { color: var(--primary-dark); }

/* Filter buttons */
.filters {
  padding: 1.5rem 0;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 64px;
  z-index: 90;
}
.filter-container {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.filter-label {
  font-weight: 600;
  color: var(--text-light);
  margin-right: 0.5rem;
}
.filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: 20px;
  border: 2px solid var(--border);
  background: white;
  color: var(--text);
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* Test Detail Page */
.quiz-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
.quiz-header {
  background: var(--gradient);
  color: white;
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: center;
}
.quiz-header h1 { font-size: 1.8rem; font-weight: 800; margin-bottom: 0.5rem; }
.quiz-header p { opacity: 0.9; font-size: 1rem; }
.quiz-progress {
  margin-top: 1rem;
  background: rgba(255,255,255,0.3);
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
}
.quiz-progress-bar {
  height: 100%;
  background: white;
  border-radius: 4px;
  transition: width 0.4s;
  width: 0%;
}
.question-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}
.question-number {
  font-size: 0.8rem;
  color: var(--text-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}
.question-text {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}
.answer-option {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 1rem;
}
.answer-option:hover { border-color: var(--primary); background: #FEF2F2; }
.answer-option.selected { border-color: var(--primary); background: #FEE2E2; }
.answer-option.correct { border-color: #10B981; background: #D1FAE5; }
.answer-option.incorrect { border-color: var(--primary); background: #FEE2E2; }
.option-letter {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  color: var(--text-light);
}
.answer-option.selected .option-letter { background: var(--primary); color: white; }
.answer-option.correct .option-letter { background: #10B981; color: white; }
.answer-option.incorrect .option-letter { background: var(--primary); color: white; }

.quiz-nav {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}
.quiz-nav button {
  flex: 1;
  padding: 1rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
#prevBtn { background: var(--border); color: var(--text); }
#prevBtn:hover { background: #D1D5DB; }
#nextBtn { background: var(--primary); color: white; }
#nextBtn:hover { background: var(--primary-dark); }
#submitBtn { background: var(--secondary); color: white; }
#submitBtn:hover { background: #EA580C; }

.result-box {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  margin-top: 2rem;
}
.result-score {
  font-size: 4rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.result-label {
  font-size: 1.1rem;
  color: var(--text-light);
  margin: 0.5rem 0 1.5rem;
}
.result-message {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 1.5rem;
}
.result-breakdown {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.result-stat {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
}
.result-stat .num {
  font-size: 1.5rem;
  font-weight: 700;
}
.result-stat .num.correct-color { color: #10B981; }
.result-stat .num.incorrect-color { color: var(--primary); }
.result-stat .num.skipped-color { color: var(--text-light); }
.result-stat .lbl { font-size: 0.8rem; color: var(--text-light); margin-top: 0.25rem; }

/* FAQ */
.faq-item {
  background: var(--card);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--border);
}
.faq-q {
  padding: 1rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
}
.faq-q::after { content: '+'; font-size: 1.3rem; color: var(--primary); }
.faq-item.open .faq-q::after { content: '−'; }
.faq-a {
  padding: 0 1.25rem 1rem;
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
  display: none;
}
.faq-item.open .faq-a { display: block; }

/* Footer */
.footer {
  background: var(--dark);
  color: #D1D5DB;
  padding: 3rem 0 0;
  margin-top: 3rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #374151;
}
.footer h4 {
  color: white;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.footer-links a {
  color: #9CA3AF;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--primary-light); }
.footer-bottom {
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.85rem;
  color: #6B7280;
}

/* About/Contact/Privacy/Terms pages */
.page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  line-height: 1.8;
}
.page-content h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 0.5rem;
}
.page-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
  margin: 2rem 0 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.page-content h2:first-of-type { border-top: none; padding-top: 0; }
.page-content p { margin-bottom: 1rem; font-size: 1.02rem; }
.page-content ul { margin: 0 0 1rem 1.5rem; }
.page-content li { margin-bottom: 0.4rem; }
.page-content a { color: var(--primary); }
.page-content a:hover { color: var(--primary-dark); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
}
.contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
}
.contact-card i { font-size: 2rem; color: var(--primary); margin-bottom: 0.75rem; display: block; }
.contact-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.contact-card p { font-size: 0.9rem; color: var(--text-light); margin: 0; }
.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-top: 1.5rem;
}
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-weight: 600; margin-bottom: 0.4rem; font-size: 0.9rem; }
.form-group input, .form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 2rem 0;
}
.stat-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
}
.stat-box .number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
}
.stat-box .label {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; background: var(--card); flex-direction: column; padding: 1rem; border-bottom: 2px solid var(--primary); box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .hero h1 { font-size: 2rem; }
  .hero-stats { gap: 1rem; }
  .hero-stat .number { font-size: 1.6rem; }
  .tests-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .articles-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .result-breakdown { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .tests-grid { grid-template-columns: 1fr; }
  .hero { padding: 2.5rem 1rem; }
  .filter-container { gap: 0.4rem; }
  .filter-btn { padding: 0.4rem 0.85rem; font-size: 0.8rem; }
  .stats-grid { grid-template-columns: 1fr; }
}