/* ==================== Pages CSS ====================
   Additional styles for inner pages  */

/* ---- Page Hero ---- */
.page-hero {
  padding: calc(var(--nav-height) + 60px) 24px 60px;
  background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-surface) 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.page-hero-slim {
  padding: calc(var(--nav-height) + 30px) 24px 30px;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -150px; left: -150px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(108,99,255,0.2) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--primary-light); transition: var(--transition); }
.breadcrumb a:hover { color: white; }
.page-badge {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(0, 217, 126, 0.1);
  border: 1px solid rgba(0, 217, 126, 0.3);
  border-radius: 40px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--success);
  margin-bottom: 20px;
}
.page-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin-bottom: 16px;
}
.page-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.page-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.pstat {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.pstat strong {
  font-size: 1.8rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.pstat span {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 4px;
}

/* ---- Filter Section ---- */
.filter-section {
  position: sticky;
  top: var(--nav-height);
  z-index: 100;
  background: rgba(10,11,20,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
}
.filter-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.filter-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 7px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 40px;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  transition: var(--transition);
  font-family: var(--font-main);
}
.filter-btn:hover {
  color: white;
  border-color: var(--primary);
  background: rgba(108,99,255,0.08);
}
.filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* ---- Navigation ---- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-light);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 24px;
  transition: var(--transition);
}
.back-link:hover {
  color: white;
  transform: translateX(-4px);
}

/* ---- Questions Full Page ---- */
.questions-page { padding: 40px 24px 80px; }
.questions-page-container { max-width: 900px; margin: 0 auto; }
.questions-list { display: flex; flex-direction: column; gap: 24px; }

.question-full {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
}
.question-full:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(108,99,255,0.15);
}
.question-full.hidden { display: none; }
.q-full-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 10px;
}
.q-full-labels { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.q-tag-topic {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-secondary);
}
.q-full-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  font-family: var(--font-mono);
  background: rgba(255,255,255,0.04);
  padding: 4px 12px;
  border-radius: 20px;
}
.q-full-text {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.65;
  margin-bottom: 14px;
}
.q-full-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.q-full-answer {}
.q-full-answer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.q-full-answer-header > span {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---- Page CTA Box ---- */
.page-cta-box {
  margin-top: 48px;
  background: linear-gradient(135deg, rgba(108,99,255,0.1), rgba(255,123,0,0.05));
  border: 1px solid rgba(108,99,255,0.25);
  border-radius: var(--radius-xl);
  padding: 48px;
  text-align: center;
}
.page-cta-inner { max-width: 520px; margin: 0 auto; }
.page-cta-icon { font-size: 3rem; margin-bottom: 16px; }
.page-cta-box h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.page-cta-box p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  font-size: 0.95rem;
}

/* ---- Puzzles Page ---- */
.puzzle-hero-card {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(108,99,255,0.08) 100%);
  border: 1px solid rgba(108,99,255,0.3);
  border-radius: var(--radius-xl);
  padding: 48px;
  text-align: center;
  margin-bottom: 48px;
  position: relative;
  overflow: hidden;
}
.puzzle-hero-card::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 400px; height: 200px;
  background: radial-gradient(ellipse, rgba(108,99,255,0.12) 0%, transparent 70%);
}
.puzzle-day-badge {
  display: inline-block;
  padding: 6px 18px;
  background: var(--gradient-gold);
  color: #1a1200;
  border-radius: 40px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.puzzle-q {
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--text-primary);
  max-width: 680px;
  margin: 0 auto 24px;
}
.puzzle-meta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.puzzle-streak {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,215,0,0.08);
  border: 1px solid rgba(255,215,0,0.2);
  border-radius: 40px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.88rem;
}

/* ---- Practice Page Topics Grid ---- */
.practice-categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}
.practice-cat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  cursor: pointer;
}
.practice-cat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.practice-cat-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.practice-cat-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.practice-cat-card p {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.65;
}
.practice-cat-count {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary-light);
  background: rgba(108,99,255,0.1);
  padding: 3px 12px;
  border-radius: 20px;
}

/* ---- Active nav link ---- */
.nav-link.active { color: white; background: rgba(255,255,255,0.06); }

/* ---- Answer Choices ---- */
.choice-item:hover {
  border-color: var(--primary) !important;
  transform: translateX(4px);
}
.choice-item.selected {
  border-color: var(--primary) !important;
  background: rgba(108,99,255,0.15) !important;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .question-full { padding: 20px; }
  .page-stats { gap: 20px; }
  .filter-container { gap: 10px; }
  .page-cta-box { padding: 30px 20px; }
  .puzzle-hero-card { padding: 28px 20px; }
  .puzzle-q { font-size: 1.05rem; }
  .q-full-meta { gap: 10px; }
  .choice-item { padding: 10px 12px; }
}