:root {
  --primary: #0F172A;
  --primary-light: #1E293B;
  --secondary: #1E40AF;
  --accent: #EA580C;
  --accent-hover: #C2410C;
  --success: #059669;
  --success-light: #D1FAE5;
  --warning: #D97706;
  --warning-light: #FEF3C7;
  --error: #DC2626;
  --error-light: #FEE2E2;
  --bg: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-sidebar: #F1F5F9;
  --text: #1E293B;
  --text-light: #64748B;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -4px rgba(0, 0, 0, 0.04);
  --radius-sm: 4px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  padding: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   WORLD-CLASS BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent, rgba(255,255,255,0.1));
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover::before { opacity: 1; }

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

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

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: white;
  box-shadow: var(--shadow-md), 0 0 0 0 rgba(234, 88, 12, 0);
}

.btn-primary:hover {
  box-shadow: var(--shadow-lg), 0 4px 12px rgba(234, 88, 12, 0.3);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--secondary);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
}

.btn-ghost:hover { background: var(--bg-sidebar); }

.btn-outline {
  background: transparent;
  border: 2px solid var(--border);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--secondary);
  color: var(--secondary);
  background: rgba(30, 64, 175, 0.05);
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 13px;
}

.btn-lg {
  padding: 16px 28px;
  font-size: 16px;
}

/* Loading spinner in button */
.btn .spinner {
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: none;
}

.btn.loading .spinner { display: block; }
.btn.loading .btn-text { display: none; }

/* ============================================
   WORLD-CLASS CARDS
   ============================================ */

.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.card-header h2, .card-header h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

.card-body {
  padding: 24px;
}

.card-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  background: var(--bg-sidebar);
}

/* ============================================
   WORLD-CLASS INPUTS
   ============================================ */

.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.input-label .required {
  color: var(--error);
}

.input {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  font-family: var(--font);
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: all var(--transition);
}

.input::placeholder {
  color: var(--text-muted);
}

.input:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.15);
}

.input:disabled {
  background: var(--bg-sidebar);
  cursor: not-allowed;
}

.input.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.input-hint {
  font-size: 12px;
  color: var(--text-light);
}

.input-error {
  font-size: 12px;
  color: var(--error);
}

/* ============================================
   SKELETON LOADING
   ============================================ */

.skeleton {
  background: linear-gradient(90deg, var(--bg-sidebar) 25%, var(--bg) 50%, var(--bg-sidebar) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text {
  height: 14px;
  margin-bottom: 8px;
}

.skeleton-text:last-child { width: 60%; }

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.skeleton-card {
  height: 120px;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
  min-width: 320px;
  max-width: 420px;
  animation: toast-in 0.3s ease-out;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.toast.toast-exit {
  animation: toast-out 0.3s ease-in forwards;
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(100%); }
}

.toast-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toast-success .toast-icon { background: var(--success-light); color: var(--success); }
.toast-error .toast-icon { background: var(--error-light); color: var(--error); }
.toast-warning .toast-icon { background: var(--warning-light); color: var(--warning); }

.toast-content { flex: 1; }
.toast-title { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.toast-message { font-size: 13px; color: var(--text-light); }

.toast-close {
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  color: var(--text-light);
  opacity: 0.5;
  transition: opacity var(--transition);
}

.toast-close:hover { opacity: 1; }

/* ============================================
   MODALS
   ============================================ */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fade-in 0.2s ease-out;
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
  animation: modal-in 0.3s ease-out;
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  padding: 24px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 20px;
  font-weight: 700;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--text-light);
  transition: all var(--transition);
}

.modal-close:hover {
  background: var(--bg-sidebar);
  color: var(--text);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* ============================================
   BADGES & TAGS
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-error { background: var(--error-light); color: var(--error); }
.badge-info { background: #DBEAFE; color: var(--secondary); }

/* ============================================
   PROGRESS & STATS
   ============================================ */

.progress {
  height: 8px;
  background: var(--bg-sidebar);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--success), #10B981);
  border-radius: var(--radius-full);
  transition: width 0.5s ease-out;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: all var(--transition);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}

.stat-label {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 4px;
}

/* ============================================
   EMPTY STATES
   ============================================ */

.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: var(--bg-sidebar);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--text-light);
}

.empty-state-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.empty-state-text {
  color: var(--text-light);
  margin-bottom: 20px;
}

/* ============================================
   TOOLTIPS
   ============================================ */

[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 12px;
  background: var(--primary);
  color: white;
  font-size: 12px;
  white-space: nowrap;
  border-radius: var(--radius);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  pointer-events: none;
  margin-bottom: 8px;
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   KEYBOARD SHORTCUTS
   ============================================ */

.kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 8px;
  font-size: 12px;
  font-family: var(--font-mono);
  background: var(--bg-sidebar);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 0 var(--border);
}

.shortcuts-hint {
  position: fixed;
  bottom: 24px;
  left: 24px;
  display: flex;
  gap: 8px;
  opacity: 0.7;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  .container { padding: 0 16px; }
  
  .btn { width: 100%; }
  
  .card { border-radius: var(--radius-md); }
  
  .modal { max-width: 100%; margin: 16px; }
  
  .stat-value { font-size: 24px; }
  
  .toast-container {
    left: 16px;
    right: 16px;
    bottom: 16px;
  }
  
  .toast { min-width: auto; }
  
  .shortcuts-hint { display: none; }
}

@media (max-width: 480px) {
  .card-body { padding: 16px; }
  .card-header { padding: 16px; }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.animate-fade-in { animation: fade-in-up 0.3s ease-out; }
.animate-stagger > * { animation: fade-in-up 0.4s ease-out backwards; }
.animate-stagger > *:nth-child(1) { animation-delay: 0ms; }
.animate-stagger > *:nth-child(2) { animation-delay: 50ms; }
.animate-stagger > *:nth-child(3) { animation-delay: 100ms; }
.animate-stagger > *:nth-child(4) { animation-delay: 150ms; }
.animate-stagger > *:nth-child(5) { animation-delay: 200ms; }

/* Focus visible for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--secondary);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================
   NAVBAR
   ============================================ */

.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 12px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
}

.logo-highlight { color: var(--accent); }
.logo-icon { font-size: 24px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-light);
  font-weight: 500;
  font-size: 14px;
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--text); }

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text);
}

/* ============================================
   HERO
   ============================================ */

.hero {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(234, 88, 12, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(30, 64, 175, 0.1), transparent);
}

.hero .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  color: white;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), #F97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.2);
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.floating-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-xl);
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.card-check {
  width: 48px;
  height: 48px;
  background: var(--success-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.check-icon {
  font-size: 24px;
  color: var(--success);
}

.card-text {
  display: flex;
  flex-direction: column;
}

.card-text strong {
  font-size: 16px;
}

.card-text span {
  font-size: 14px;
  color: var(--text-light);
}

/* ============================================
   FEATURES
   ============================================ */

.features {
  padding: 100px 0;
  background: var(--bg);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 18px;
  color: var(--text-light);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.7;
}

/* ============================================
   QUIZ
   ============================================ */

.quiz-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--primary) 0%, #1E293B 100%);
}

.quiz-container {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 24px;
}

.quiz-header {
  text-align: center;
  color: white;
  margin-bottom: 40px;
}

.quiz-header h2 {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 12px;
}

.quiz-header p {
  font-size: 16px;
  opacity: 0.7;
}

.quiz-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-xl);
}

.quiz-progress {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.quiz-progress .progress {
  flex: 1;
}

.progress-text {
  font-size: 14px;
  color: var(--text-light);
  white-space: nowrap;
}

.quiz-question {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 24px;
  text-align: center;
}

.quiz-options {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.quiz-option {
  flex: 1;
  padding: 20px;
  font-size: 16px;
  font-weight: 600;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  cursor: pointer;
  transition: all var(--transition);
}

.quiz-option:hover {
  border-color: var(--secondary);
  background: rgba(30, 64, 175, 0.05);
}

.quiz-option.selected {
  border-color: var(--accent);
  background: rgba(234, 88, 12, 0.1);
  color: var(--accent);
}

.quiz-actions {
  display: flex;
  gap: 16px;
}

/* ============================================
   PRICING
   ============================================ */

.pricing-section {
  padding: 100px 0;
  background: var(--bg);
}

.pricing-card {
  max-width: 480px;
  margin: 0 auto;
  padding: 0 24px;
}

.pricing-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
}

.pricing-header h2 {
  font-size: 28px;
  margin-bottom: 8px;
}

.pricing-header p {
  color: var(--text-light);
  margin-bottom: 32px;
}

.pricing-amount {
  margin-bottom: 32px;
}

.pricing-amount .currency {
  font-size: 24px;
  font-weight: 600;
  vertical-align: top;
}

.pricing-amount .price {
  font-size: 72px;
  font-weight: 800;
  color: var(--success);
}

.pricing-amount .period {
  font-size: 16px;
  color: var(--text-light);
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 32px;
}

.pricing-features li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features .check {
  color: var(--success);
  font-weight: 700;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  background: var(--primary);
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-brand {
  max-width: 300px;
}

.footer-brand .logo {
  color: white;
  margin-bottom: 16px;
}

.footer-brand p {
  opacity: 0.7;
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  color: white;
  opacity: 0.7;
  text-decoration: none;
  font-size: 14px;
  transition: opacity var(--transition);
}

.footer-links a:hover {
  opacity: 1;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
}

.footer-bottom p {
  opacity: 0.5;
  font-size: 13px;
  margin-bottom: 8px;
}

.footer-bottom p:last-child {
  margin-bottom: 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-visual {
    display: none;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }
  
  .nav-links.show {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero h1 {
    font-size: 36px;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .hero-stats {
    flex-wrap: wrap;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 32px;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 16px;
  }
}