/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
  z-index: 1000;
  transition: all var(--transition-base);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-brand .logo {
  height: 32px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-weight: 500;
  color: var(--slate);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--ink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--ink);
  transition: all var(--transition-fast);
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  color: var(--slate);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--surface);
  color: var(--ink);
}

@media (max-width: 768px) {
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid rgba(15, 23, 42, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-toggle {
    display: flex;
  }
}

/* Buttons */
.btn, .tr-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid rgba(76, 111, 255, 0.25);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
  box-shadow: var(--elev);
}

.btn {
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 600;
}

.btn.tr-anim:hover {
  transform: translateY(-2px);
  box-shadow: var(--elev-2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--elev);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--elev), var(--ring);
}

/* Subtle glow on hover */
.btn-glow.tr-anim:hover {
  filter: drop-shadow(0 6px 16px rgba(76, 111, 255, 0.35));
}

/* Ghost/secondary */
.btn-ghost {
  background: #E5E7EB;
  color: #111827;
  border-color: #D1D5DB;
}

.btn-ghost.tr-anim:hover {
  background: #fff;
}

/* Icon chevron wiggle (optional) */
.btn .chev {
  display: inline-block;
  transform: translateX(0);
}

.btn.tr-anim:hover .chev {
  transform: translateX(3px);
}

.tr-button-primary, .btn {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

.tr-button-primary:hover, .btn:hover {
  background: #3B5BFF;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.tr-button-secondary {
  background: white;
  color: var(--ink);
  border-color: rgba(15, 23, 42, 0.2);
}

.tr-button-secondary:hover {
  background: var(--surface);
  border-color: var(--primary);
}

.tr-button-accent {
  background: var(--accent);
  color: white;
}

.tr-button-accent:hover {
  background: #16A34A;
}

.tr-button-large {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-lg);
}

.tr-button-small {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
}

.tr-button-full {
  width: 100%;
}

/* Cards */
.tr-card {
  background: #F8FAFC;
  border: 1px solid #E5E7EB;
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--elev);
  transform: perspective(800px) translateZ(0);
}

.tr-card.tr-anim:hover {
  transform: translateY(-4px);
  box-shadow: var(--elev-2);
}

/* Subtle tilt that follows mouse */
.tr-tilt {
  transform-style: preserve-3d;
}

.tr-tilt .tilt-content {
  transform: translateZ(18px); /* pop content slightly */
}

/* Material-style ripple effect */
.ripple-wrap {
  position: relative;
  overflow: hidden;
  border-radius: inherit;
}

.ripple {
  position: absolute;
  border-radius: 999px;
  transform: scale(0);
  opacity: 0.35;
  background: #fff;
  pointer-events: none;
  animation: ripple 0.6s var(--ease);
}

@keyframes ripple {
  to {
    transform: scale(12);
    opacity: 0;
  }
}

/* Magnetic hover effect */
.magnet {
  position: relative;
}

.magnet .magnet-inner {
  display: inline-block;
  transition: transform 0.15s var(--ease);
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(18px);
}

.reveal.show {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.5s var(--ease);
}

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 37%, #f3f4f6 63%);
  background-size: 400% 100%;
  animation: shimmer 1.2s linear infinite;
  border-radius: 12px;
  height: 14px;
  width: 100%;
}

@keyframes shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

/* Badges */
.tr-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.tr-badge-primary {
  background: rgba(76, 111, 255, 0.1);
  color: var(--primary);
}

.tr-badge-accent {
  background: rgba(34, 197, 94, 0.1);
  color: var(--accent);
}

.tr-badge-warning {
  background: rgba(249, 115, 22, 0.1);
  color: var(--warning);
}

.tr-badge-slate {
  background: rgba(71, 85, 105, 0.1);
  color: var(--slate);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 120px 0 var(--space-3xl);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(76, 111, 255, 0.05) 0%, rgba(34, 197, 94, 0.05) 100%);
  z-index: -1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--slate);
  margin-bottom: var(--space-2xl);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero {
    padding: 100px 0 var(--space-2xl);
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-actions {
    flex-direction: column;
  }
}

/* Demo Card */
.demo-card {
  max-width: 500px;
}

.demo-input {
  margin-bottom: var(--space-lg);
}

.demo-bubble {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: relative;
}

.demo-bubble::before {
  content: '';
  position: absolute;
  bottom: -8px;
  left: var(--space-lg);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--surface);
}

.demo-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.demo-bubble p {
  color: var(--ink);
  font-style: italic;
  margin: 0;
}

.demo-summary {
  margin-bottom: var(--space-lg);
}

.demo-summary h4 {
  font-size: var(--font-size-lg);
  color: var(--ink);
  margin-bottom: var(--space-sm);
}

.demo-summary p {
  color: var(--slate);
  margin: 0;
}

.demo-tasks {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.task-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.task-item:hover {
  background: var(--surface);
}

.task-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.task-item label {
  flex: 1;
  color: var(--ink);
  cursor: pointer;
}

/* Steps Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.step-card {
  text-align: center;
}

.step-icon {
  width: 64px;
  height: 64px;
  background: rgba(76, 111, 255, 0.1);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  color: var(--primary);
}

.step-card h3 {
  color: var(--ink);
  margin-bottom: var(--space-md);
}

.step-card p {
  color: var(--slate);
  margin: 0;
}

@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

/* Stories Carousel */
.stories-carousel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.story-card h3 {
  color: var(--ink);
  margin-bottom: var(--space-md);
}

.story-card ul {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.story-card li {
  color: var(--slate);
  margin-bottom: var(--space-sm);
  padding-left: var(--space-lg);
  position: relative;
}

.story-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

.story-link {
  color: var(--primary);
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.story-link:hover {
  color: var(--ink);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(76, 111, 255, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  color: var(--primary);
}

.feature-item h3 {
  color: var(--ink);
  margin-bottom: var(--space-md);
}

.feature-item p {
  color: var(--slate);
  margin: 0;
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* Dashboard Preview */
.dashboard-preview {
  max-width: 1000px;
  margin: 0 auto;
}

.dashboard-mock {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 240px 1fr 200px;
  min-height: 500px;
}

.dashboard-sidebar {
  background: var(--surface);
  padding: var(--space-lg);
  border-right: 1px solid rgba(15, 23, 42, 0.1);
}

.sidebar-section {
  margin-bottom: var(--space-lg);
}

.sidebar-header {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--slate);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--slate);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: 2px;
}

.sidebar-item:hover {
  background: white;
  color: var(--ink);
}

.sidebar-item.active {
  background: var(--primary);
  color: white;
}

.dashboard-main {
  padding: var(--space-lg);
}

.dashboard-header {
  margin-bottom: var(--space-lg);
}

.dashboard-header h3 {
  color: var(--ink);
  margin: 0;
}

.dashboard-sections {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.dashboard-section h4 {
  color: var(--ink);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-lg);
}

.task-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.tr-task-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--surface);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.tr-task-item:hover {
  background: rgba(76, 111, 255, 0.05);
}

.tr-task-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.tr-task-item label {
  flex: 1;
  color: var(--ink);
  cursor: pointer;
}

.task-due {
  font-size: var(--font-size-sm);
  color: var(--slate);
}

.task-progress {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.progress-bar {
  width: 100px;
  height: 4px;
  background: rgba(15, 23, 42, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width var(--transition-base);
}

.progress-text {
  font-size: var(--font-size-sm);
  color: var(--slate);
}

.dashboard-sidebar-right {
  background: var(--surface);
  padding: var(--space-lg);
  border-left: 1px solid rgba(15, 23, 42, 0.1);
}

.time-tracker-widget,
.stats-widget {
  margin-bottom: var(--space-lg);
}

.time-tracker-widget h4,
.stats-widget h4 {
  color: var(--ink);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-base);
}

.current-task {
  font-size: var(--font-size-sm);
  color: var(--slate);
  margin-bottom: var(--space-sm);
}

.timer {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--ink);
  margin-bottom: var(--space-md);
}

.stat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--slate);
}

.stat-value {
  font-weight: 600;
  color: var(--ink);
}

@media (max-width: 768px) {
  .dashboard-mock {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
  }
  
  .dashboard-sidebar,
  .dashboard-sidebar-right {
    display: none;
  }
}

/* Social Proof */
.social-proof {
  text-align: center;
}

.social-proof-text {
  font-size: var(--font-size-lg);
  color: var(--slate);
  margin-bottom: var(--space-lg);
}

.social-proof-avatars {
  display: flex;
  justify-content: center;
  gap: -var(--space-sm);
  margin-bottom: var(--space-lg);
}

.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: 3px solid white;
  margin-left: -8px;
}

.avatar:first-child {
  margin-left: 0;
}

.social-proof-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.stars {
  display: flex;
  gap: 2px;
  color: #FFC107;
}

.social-proof-rating span {
  color: var(--slate);
  font-size: var(--font-size-sm);
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  position: relative;
  text-align: center;
}

.pricing-card-featured {
  transform: scale(1.05);
  border: 2px solid var(--primary);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.pricing-card h3 {
  color: var(--ink);
  margin-bottom: var(--space-md);
}

.price {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--space-lg);
}

.price span {
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--slate);
}

.pricing-features {
  list-style: none;
  margin-bottom: var(--space-xl);
}

.pricing-features li {
  color: var(--slate);
  margin-bottom: var(--space-sm);
  padding-left: var(--space-lg);
  position: relative;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

@media (max-width: 768px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .pricing-card-featured {
    transform: none;
  }
}

/* FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-question svg {
  transition: transform var(--transition-fast);
}

.faq-question[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-answer.active {
  max-height: 200px;
}

.faq-answer p {
  padding-bottom: var(--space-lg);
  color: var(--slate);
}

/* CTA Section */
.cta-section {
  position: relative;
  padding: var(--space-3xl) 0;
  text-align: center;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(76, 111, 255, 0.1) 0%, rgba(34, 197, 94, 0.1) 100%);
  z-index: -1;
}

.cta-content h2 {
  font-size: var(--font-size-4xl);
  color: var(--ink);
  margin-bottom: var(--space-lg);
}

.cta-content p {
  font-size: var(--font-size-xl);
  color: var(--slate);
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Footer */
.footer {
  background: var(--ink);
  color: white;
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  margin-top: var(--space-md);
}

.footer-logo {
  height: 32px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.footer-column h4 {
  color: white;
  margin-bottom: var(--space-md);
  font-size: var(--font-size-base);
}

.footer-column a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: white;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}