/* Scala-Cert CSS - Modern Deep Dark Design System with Premium Glassmorphism */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  /* Colors */
  --bg-base: #0B0F19;
  --bg-surface: rgba(17, 24, 39, 0.6);
  --bg-card: rgba(31, 41, 55, 0.45);
  
  --primary-light: #F43F5E;
  --primary: #E11D48;
  --primary-dark: #9F1239;
  --primary-gradient: linear-gradient(135deg, #FF4B4B 0%, #DF2A54 50%, #B91C1C 100%);
  
  --accent-blue: #3B82F6;
  --accent-cyan: #06B6D4;
  --accent-purple: #8B5CF6;
  --accent-gradient: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
  
  --success: #10B981;
  --success-glow: rgba(16, 185, 129, 0.25);
  --warning: #F59E0B;
  --error: #EF4444;
  --error-glow: rgba(239, 68, 68, 0.25);
  
  --text-primary: #F9FAFB;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  
  --border-light: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(244, 63, 94, 0.4);
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 24px rgba(225, 29, 72, 0.2);
  
  /* Fonts */
  --font-sans: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
}

/* Background Gradients & Glows */
body::before {
  content: '';
  position: absolute;
  top: -10%;
  left: -10%;
  width: 50%;
  height: 60%;
  background: radial-gradient(circle, rgba(225, 29, 72, 0.08) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

body::after {
  content: '';
  position: absolute;
  bottom: -10%;
  right: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.gradient-text {
  background: linear-gradient(135deg, #FF6B6B 0%, #F43F5E 50%, #8B5CF6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Layout Elements */
header {
  padding: 2rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-light);
  background: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
  color: var(--text-primary);
}

.logo i {
  color: var(--primary-light);
  filter: drop-shadow(0 0 8px rgba(244, 63, 94, 0.5));
}

.user-badge-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  opacity: 0;
  transform: translateY(-5px);
  transition: all var(--transition-normal);
}

.user-badge-header.visible {
  opacity: 1;
  transform: translateY(0);
}

.user-badge-header i {
  color: var(--accent-cyan);
}

main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  display: flex;
  flex-direction: column;
}

footer {
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--border-light);
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Glass Card */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-light);
  border-radius: 24px;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

/* Views Management */
.view {
  display: none;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.view.active {
  display: flex;
  flex-direction: column;
  opacity: 1;
  transform: translateY(0);
}

/* 1. Landing View */
.landing-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 968px) {
  .landing-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.hero-section h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
  line-height: 1.1;
}

.hero-section p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-lbl {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.registration-card {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.registration-card h2 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 0.875rem 1.25rem;
  font-family: var(--font-sans);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-group input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(244, 63, 94, 0.15);
}

.btn-primary {
  background: var(--primary-gradient);
  border: none;
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  padding: 1rem 2rem;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  filter: brightness(1.1);
}

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

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* 2. Tracks View */
.tracks-view h2 {
  font-size: 2.25rem;
  margin-bottom: 2rem;
  text-align: center;
}

.tracks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 1rem;
}

.track-card {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.track-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--primary-gradient);
  opacity: 0.7;
}

.track-card.blue::before {
  background: var(--accent-gradient);
}

.track-card.purple::before {
  background: linear-gradient(135deg, #8B5CF6 0%, #EC4899 100%);
}

.track-card.green::before {
  background: linear-gradient(135deg, #10B981 0%, #059669 100%);
}

.track-card.orange::before {
  background: linear-gradient(135deg, #F97316 0%, #D97706 100%);
}

.track-card.teal::before {
  background: linear-gradient(135deg, #0D9488 0%, #115E59 100%);
}

.track-card.cyan::before {
  background: linear-gradient(135deg, #06B6D4 0%, #0284C7 100%);
}

.track-card.violet::before {
  background: linear-gradient(135deg, #8B5CF6 0%, #6D28D9 100%);
}

.track-card.indigo::before {
  background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
}

.track-card.gold::before {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
}

.track-card.pink::before {
  background: linear-gradient(135deg, #EC4899 0%, #DB2777 100%);
}

.track-card.coral::before {
  background: linear-gradient(135deg, #F43F5E 0%, #E11D48 100%);
}

.track-card.lime::before {
  background: linear-gradient(135deg, #84CC16 0%, #65A30D 100%);
}

.track-card.yellow::before {
  background: linear-gradient(135deg, #FACC15 0%, #D97706 100%);
}

.track-card.slate::before {
  background: linear-gradient(135deg, #64748B 0%, #475569 100%);
}

.track-card.sky::before {
  background: linear-gradient(135deg, #38BDF8 0%, #0284C7 100%);
}

.track-card.fuchsia::before {
  background: linear-gradient(135deg, #D946EF 0%, #A21CAF 100%);
}

.track-card.gcp::before {
  background: linear-gradient(135deg, #4285F4 0%, #34A853 100%);
}

.track-card.aws::before {
  background: linear-gradient(135deg, #FF9900 0%, #232F3E 100%);
}

.track-card.sfdc::before {
  background: linear-gradient(135deg, #00A1E0 0%, #00508F 100%);
}

.track-card.php::before {
  background: linear-gradient(135deg, #777BB4 0%, #4F5D95 100%);
}

.track-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), 0 10px 30px rgba(0, 0, 0, 0.2);
}

.track-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.track-card.red .track-icon { color: var(--primary-light); background: rgba(225, 29, 72, 0.1); }
.track-card.blue .track-icon { color: var(--accent-cyan); background: rgba(6, 182, 212, 0.1); }
.track-card.purple .track-icon { color: #EC4899; background: rgba(236, 72, 153, 0.1); }
.track-card.green .track-icon { color: #10B981; background: rgba(16, 185, 129, 0.1); }
.track-card.orange .track-icon { color: #F97316; background: rgba(249, 115, 22, 0.1); }
.track-card.teal .track-icon { color: #0D9488; background: rgba(13, 148, 136, 0.1); }
.track-card.cyan .track-icon { color: #06B6D4; background: rgba(6, 182, 212, 0.1); }
.track-card.violet .track-icon { color: #8B5CF6; background: rgba(139, 92, 246, 0.1); }
.track-card.indigo .track-icon { color: #6366F1; background: rgba(99, 102, 241, 0.1); }
.track-card.gold .track-icon { color: #F59E0B; background: rgba(245, 158, 11, 0.1); }
.track-card.pink .track-icon { color: #EC4899; background: rgba(236, 72, 153, 0.1); }
.track-card.coral .track-icon { color: #F43F5E; background: rgba(244, 63, 94, 0.1); }
.track-card.lime .track-icon { color: #84CC16; background: rgba(132, 204, 22, 0.1); }
.track-card.yellow .track-icon { color: #FACC15; background: rgba(250, 204, 21, 0.1); }
.track-card.slate .track-icon { color: #94A3B8; background: rgba(100, 116, 139, 0.1); }
.track-card.sky .track-icon { color: #38BDF8; background: rgba(56, 189, 248, 0.1); }
.track-card.fuchsia .track-icon { color: #D946EF; background: rgba(217, 70, 239, 0.1); }
.track-card.gcp .track-icon { color: #4285F4; background: rgba(66, 133, 244, 0.1); }
.track-card.aws .track-icon { color: #FF9900; background: rgba(255, 153, 0, 0.1); }
.track-card.sfdc .track-icon { color: #00A1E0; background: rgba(0, 161, 224, 0.1); }
.track-card.php .track-icon { color: #777BB4; background: rgba(119, 123, 180, 0.1); }

.track-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.track-card p {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.track-details {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.track-details span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.best-score {
  font-size: 0.85rem;
  padding: 0.35rem 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border-radius: 9999px;
  width: fit-content;
  margin-bottom: 1.5rem;
  font-weight: 500;
  display: none;
}

.best-score.active {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  border-radius: 12px;
  font-weight: 600;
  padding: 0.875rem 1.5rem;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* 3. Quiz View */
.quiz-container {
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.quiz-info h3 {
  font-size: 1.25rem;
  color: var(--text-muted);
}

.quiz-info h2 {
  font-size: 1.5rem;
  margin-top: 0.25rem;
}

.timer-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  transition: all var(--transition-fast);
}

.timer-box.warning {
  border-color: var(--error);
  color: var(--error);
  animation: pulse-border 1s infinite alternate;
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.25);
}

@keyframes pulse-border {
  from { box-shadow: 0 0 4px rgba(239, 68, 68, 0.1); }
  to { box-shadow: 0 0 12px rgba(239, 68, 68, 0.35); }
}

.progress-container {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 2.5rem;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

.question-card {
  padding: 2.5rem;
}

.question-text {
  font-size: 1.35rem;
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.code-wrapper {
  margin-bottom: 2rem;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-light);
  max-height: 400px;
  overflow-y: auto;
}

pre {
  margin: 0 !important;
  font-family: var(--font-mono) !important;
  font-size: 0.9rem !important;
  background: #0D1117 !important;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.option-btn {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  color: var(--text-primary);
  text-align: left;
  font-family: var(--font-sans);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: all var(--transition-fast);
}

.option-marker {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 9999px;
  border: 2px solid var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.option-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateX(4px);
}

.option-btn.selected {
  background: rgba(244, 63, 94, 0.08);
  border-color: var(--primary-light);
}

.option-btn.selected .option-marker {
  border-color: var(--primary-light);
  background: var(--primary-light);
  color: #fff;
}

.quiz-actions {
  display: flex;
  justify-content: flex-end;
}

/* 4. Fail / Learn View */
.fail-container {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
}

.fail-card {
  padding: 3rem;
  border-color: var(--error);
  position: relative;
}

.fail-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--error);
  margin-bottom: 2rem;
}

.fail-header i {
  font-size: 3rem;
  filter: drop-shadow(0 0 10px rgba(239, 68, 68, 0.4));
}

.fail-header h2 {
  font-size: 2rem;
}

.fail-stats-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
}

.fail-stat-lbl {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.fail-stat-val {
  font-size: 1.5rem;
  font-weight: 700;
}

.explanation-section {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 2rem;
  margin-bottom: 2.5rem;
}

.explanation-section h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.explanation-section h3 i {
  color: var(--warning);
}

.explanation-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.fail-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

/* 5. Success / Certificate View */
.success-container {
  max-width: 950px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.success-intro {
  text-align: center;
}

.success-intro i {
  font-size: 4rem;
  color: var(--success);
  filter: drop-shadow(0 0 15px var(--success-glow));
  margin-bottom: 1rem;
  display: inline-block;
  animation: bounce 1s infinite alternate;
}

@keyframes bounce {
  from { transform: translateY(0); }
  to { transform: translateY(-8px); }
}

.success-intro h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

/* Certificate Layout (Optimized for both view and capture) */
.certificate-frame {
  background: radial-gradient(circle at center, #1B2336 0%, #0F1321 100%);
  border: 8px double #D97706; /* Golden border */
  border-radius: 12px;
  padding: 3rem 4rem;
  width: 100%;
  max-width: 800px;
  height: auto;
  aspect-ratio: 4 / 3;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  position: relative;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  border-image: linear-gradient(to right, #B45309, #F59E0B, #B45309) 1;
}

.cert-seal {
  position: absolute;
  top: 2rem;
  right: 2rem;
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 9999px;
  background: radial-gradient(circle, #F59E0B 0%, #D97706 70%, #92400E 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(217, 119, 6, 0.4);
  color: #78350F;
  font-size: 1.75rem;
  border: 2px dashed #FFF;
}

.cert-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFF;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cert-logo i {
  color: var(--primary-light);
}

.cert-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #F3F4F6;
  margin-top: 1rem;
}

.cert-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-top: 0.5rem;
}

.cert-recipient {
  font-size: 2.75rem;
  font-weight: 800;
  color: #FFF;
  margin: 1.5rem 0;
  border-bottom: 2px solid rgba(245, 158, 11, 0.4);
  padding-bottom: 0.5rem;
  min-width: 300px;
  max-width: 90%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cert-text {
  font-size: 1.1rem;
  max-width: 600px;
  color: var(--text-secondary);
}

.cert-track-name {
  color: #F59E0B;
  font-weight: 700;
}

.cert-meta {
  display: flex;
  justify-content: space-between;
  width: 100%;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.cert-meta-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.cert-meta-item:last-child {
  align-items: flex-end;
}

.cert-meta-val {
  font-size: 0.95rem;
  font-weight: 600;
  color: #FFF;
}

.cert-meta-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.success-actions {
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-accent {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  border: none;
  border-radius: 12px;
  color: #FFF;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  padding: 1rem 2rem;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(217, 119, 6, 0.4);
  filter: brightness(1.1);
}

/* Custom Alert Banner */
.custom-alert {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  border-left: 4px solid var(--primary-light);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 1000;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.custom-alert.visible {
  opacity: 1;
  transform: translateY(0);
}

.custom-alert i {
  color: var(--primary-light);
}

/* Hero Carousel Styling */
.hero-carousel {
  position: relative;
  width: 100%;
  min-height: 250px; /* Prevent layout shifts */
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
}

.carousel-track {
  position: relative;
  width: 100%;
  flex-grow: 1;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, transform 0.8s ease-in-out;
  transform: translateY(15px);
}

.carousel-slide.active {
  position: relative; /* Let the active slide dictate container height */
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.carousel-dots {
  display: flex;
  gap: 8px;
  margin-top: 1.5rem;
}

.carousel-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease;
}

.carousel-dots .dot:hover {
  background: rgba(255, 255, 255, 0.4);
}

.carousel-dots .dot.active {
  background: var(--primary-light);
  transform: scale(1.25);
}

/* Filter Tabs Styling */
.filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  margin-top: 1.5rem;
}

.filter-tab {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  padding: 0.6rem 1.25rem;
  border-radius: 30px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(4px);
}

.filter-tab:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.filter-tab.active {
  background: var(--primary-light);
  color: #000;
  border-color: var(--primary-light);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(225, 29, 72, 0.3);
}

/* Page Transitions */
.view {
  backface-visibility: hidden;
}

/* Legal Notice Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(8, 11, 19, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  padding: 1.5rem;
}

.modal-content {
  max-width: 520px;
  width: 100%;
  border-radius: 20px;
  border: 1px solid var(--border-light);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  padding: 2rem;
  background: rgba(17, 24, 39, 0.7);
  animation: modal-enter 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

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

/* Print CSS Styles */
@media print {
  body {
    background: #FFF !important;
    color: #000 !important;
    margin: 0 !important;
    padding: 0 !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }
  
  header, footer, .success-intro, .success-actions {
    display: none !important;
  }
  
  main {
    margin: 0 !important;
    padding: 0 !important;
    max-width: 100% !important;
  }
  
  .success-container {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  
  .certificate-frame {
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) scale(1.1) !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    aspect-ratio: 4 / 3 !important;
    width: 297mm !important; /* A4 Landscape width */
    max-width: 100% !important;
    background: radial-gradient(circle at center, #1B2336 0%, #0F1321 100%) !important;
    border: 8px double #D97706 !important;
    page-break-inside: avoid !important;
  }
}