/* ========================================
   Stay Uplifted - Animations CSS
   Modern 2025 Interactions & Effects
   ======================================== */

/* ========================================
   Scroll Animations (AOS - Animate on Scroll)
   ======================================== */

[data-aos] {
  opacity: 0;
  transition-property: transform, opacity;
  transition-duration: 0.6s;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

[data-aos].aos-animate {
  opacity: 1;
}

[data-aos="fade-up"] {
  transform: translate3d(0, 50px, 0);
}

[data-aos="fade-up"].aos-animate {
  transform: translate3d(0, 0, 0);
}

[data-aos="fade-down"] {
  transform: translate3d(0, -50px, 0);
}

[data-aos="fade-down"].aos-animate {
  transform: translate3d(0, 0, 0);
}

[data-aos="fade-left"] {
  transform: translate3d(-50px, 0, 0);
}

[data-aos="fade-left"].aos-animate {
  transform: translate3d(0, 0, 0);
}

[data-aos="fade-right"] {
  transform: translate3d(50px, 0, 0);
}

[data-aos="fade-right"].aos-animate {
  transform: translate3d(0, 0, 0);
}

[data-aos="zoom-in"] {
  transform: scale(0.8);
}

[data-aos="zoom-in"].aos-animate {
  transform: scale(1);
}

/* ========================================
   Screenshots Carousel Animations
   ======================================== */

.screenshots {
  padding: var(--space-20) 0;
  background: var(--surface);
}

.screenshots-container {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
}

.screenshot-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-2xl);
  background: var(--gradient-card);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-xl);
}

.screenshot-slide {
  display: none;
  padding: var(--space-8);
  gap: var(--space-8);
  align-items: center;
  flex-direction: column;
  text-align: center;
  min-height: 600px;
  opacity: 0;
  transform: translateX(100px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.screenshot-slide.active {
  display: flex;
  opacity: 1;
  transform: translateX(0);
}

.screenshot-slide.prev {
  transform: translateX(-100px);
}

.screenshot-phone {
  position: relative;
  width: 280px;
  height: 560px;
  flex-shrink: 0;
}

.screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal);
}

.screenshot-slide:hover .screenshot-img {
  transform: scale(1.05);
}

.screenshot-content {
  flex: 1;
  max-width: 400px;
}

.screenshot-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
  color: var(--text-primary);
}

.screenshot-description {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Carousel Controls */
.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.carousel-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--gradient-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.carousel-btn:hover {
  background: var(--primary-color);
  color: white;
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

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

.carousel-dots {
  display: flex;
  gap: var(--space-2);
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--border-color);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.carousel-dot.active {
  background: var(--primary-color);
  transform: scale(1.2);
}

.carousel-dot:hover {
  background: var(--primary-light);
  transform: scale(1.1);
}

/* ========================================
   Download Section Animations
   ======================================== */

.download {
  padding: var(--space-20) 0;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.download::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><defs><pattern id="grain" width="100" height="20" patternUnits="userSpaceOnUse"><circle cx="1" cy="1" r="1" fill="%23ffffff" opacity="0.05"/></pattern></defs><rect width="100" height="20" fill="url(%23grain)"/></svg>');
  opacity: 0.5;
}

.download-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
}

.download-text {
  max-width: 600px;
}

.download-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.download-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--text-secondary);
}

.feature-check {
  color: var(--primary-color);
  flex-shrink: 0;
}

.download-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: center;
}

.download-btn {
  display: block;
  transition: all var(--transition-normal);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.download-btn:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.badge-img {
  height: 60px;
  width: auto;
  display: block;
}

.qr-codes {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-4);
}

.qr-code {
  text-align: center;
}

.qr-img {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  transition: transform var(--transition-normal);
}

.qr-code:hover .qr-img {
  transform: scale(1.1);
}

.qr-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

/* ========================================
   Contact Section Animations
   ======================================== */

.contact {
  padding: var(--space-20) 0;
  background: var(--background-alt);
}

.contact-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--gradient-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

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

.contact-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.contact-details {
  flex: 1;
}

.contact-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.contact-text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-bottom: var(--space-1);
}

.contact-link {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-link:hover {
  color: var(--primary-dark);
}

.contact-note {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* Contact Form */
.contact-form {
  background: var(--gradient-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--surface);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
  justify-content: center;
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ========================================
   Footer Animations
   ======================================== */

.footer {
  background: var(--background) !important;
  background-color: #000000 !important;
  color: var(--text-primary) !important;
  padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.footer-brand {
  text-align: left;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.footer-logo .logo-text {
  color: var(--text-primary) !important;
}

.footer-description {
  font-size: var(--text-base);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-6);
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.footer-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
}

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

.footer-stat .stat-number {
  color: var(--primary-color);
}

.footer-stat .stat-label {
  color: rgba(255, 255, 255, 0.6);
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  text-align: center;
}

.footer-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
  color: var(--text-primary) !important;
}

.footer-list {
  list-style: none;
}

.footer-list li {
  margin-bottom: var(--space-2);
}

.footer-link {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--primary-color);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
}

.footer-social {
  display: flex;
  gap: var(--space-4);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-normal);
}

.social-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* ========================================
   Responsive Animations
   ======================================== */

@media (min-width: 640px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
  
  .footer-brand {
    text-align: left;
    flex: 1;
  }
  
  .footer-description {
    margin-left: 0;
    margin-right: 0;
  }
}

@media (min-width: 768px) {
  .screenshot-slide {
    flex-direction: row;
    text-align: left;
    padding: var(--space-12);
  }
  
  .screenshot-phone {
    width: 320px;
    height: 640px;
  }
  
  .download-content {
    flex-direction: row;
    text-align: left;
    gap: var(--space-16);
  }
  
  .download-features {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-content {
    flex-direction: row;
  }
  
  .contact-info,
  .contact-form {
    flex: 1;
  }
  
  .footer-stats {
    justify-content: flex-start;
  }
  
  .footer-links {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    text-align: left;
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .screenshot-phone {
    width: 380px;
    height: 760px;
  }
  
  .download-features {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Loading States
   ======================================== */

.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent, 
    rgba(255, 255, 255, 0.4), 
    transparent
  );
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ========================================
   Intersection Observer Fallback
   ======================================== */

.no-js [data-aos] {
  opacity: 1;
  transform: none;
}