/* Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  color: var(--gray-700);
  background-color: var(--white);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: var(--gray-700);
  transition: var(--transition-default);
}

ul {
  list-style-type: none;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: var(--section-padding);
}

.bg-light {
  background-color: var(--gray-50);
}

.text-primary {
  color: var(--healflow-600);
}

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

.mt-6 {
  margin-top: 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--gray-900);
  line-height: 1.2;
  font-weight: 700;
}

.section-header {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto 3rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--gray-600);
  font-size: 1.125rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-default);
  font-size: 0.875rem;
  border: none;
}

.btn-primary {
  background-color: var(--healflow-600);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--healflow-700);
}

.btn-outline {
  border: 1px solid var(--healflow-200);
  color: var(--gray-700);
}

.btn-outline:hover {
  background-color: var(--healflow-50);
}

.btn-white {
  background-color: var(--white);
  color: var(--healflow-700);
}

.btn-white:hover {
  background-color: var(--gray-100);
}

.btn-outline-white {
  border: 1px solid var(--white);
  color: var(--white);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: transparent;
  transition: var(--transition-default);
  padding: 1rem 0;
}

.navbar.scrolled {
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--healflow-700);
}

.nav-desktop {
  display: none;
}

.nav-link {
  margin: 0 1rem;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--healflow-600);
}

.menu-toggle {
  background: transparent;
  border: none;
  color: var(--gray-700);
  cursor: pointer;
  display: flex;
}

.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--white);
  padding: 1rem 0;
  box-shadow: var(--shadow-md);
  display: none;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu .nav-link {
  display: block;
  padding: 0.5rem 0;
}

/* Hero Section */
.hero-section {
  padding: 8rem 0 4rem;
  background: linear-gradient(to bottom right, var(--white), var(--healflow-50));
  position: relative;
}

.hero-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--healflow-100);
  color: var(--healflow-700);
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.pulse-dot {
  width: 0.5rem;
  height: 0.5rem;
  background-color: var(--healflow-500);
  border-radius: 50%;
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-size: 2.5rem;
  line-height: 1.2;
}

.hero-text {
  color: var(--gray-600);
  font-size: 1.125rem;
  max-width: 32rem;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 0.5rem;
}

.hero-features {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gray-600);
  font-size: 0.875rem;
}

.hero-feature i {
  color: var(--healflow-600);
}

.hero-image-container {
  position: relative;
}

.hero-bg-blob {
  position: absolute;
  top: 5rem;
  right: 5rem;
  width: 16rem;
  height: 16rem;
  background-color: var(--healflow-200);
  border-radius: 50%;
  filter: blur(5rem);
  opacity: 0.5;
  z-index: -1;
}

.hero-image {
  width: 100%;
  border-radius: var(--border-radius-2xl);
  box-shadow: var(--shadow-xl);
  object-fit: cover;
  height: auto;
}

.hero-card {
  position: absolute;
  bottom: -1.25rem;
  left: -1.25rem;
  background-color: var(--white);
  padding: 1rem;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-service);
  max-width: 15rem;
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.hero-card-icon {
  background-color: var(--healflow-100);
  padding: 0.5rem;
  border-radius: var(--border-radius-md);
}

.hero-card-icon i {
  color: var(--healflow-600);
}

.hero-card-title {
  font-weight: 600;
  color: var(--gray-900);
}

.hero-card-text {
  color: var(--gray-700);
  font-size: 0.875rem;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background-color: var(--white);
  padding: 1.5rem;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-service);
  border: 1px solid var(--gray-100);
  transition: var(--transition-default);
}

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

.service-icon {
  width: 3.5rem;
  height: 3.5rem;
  background-color: var(--healflow-50);
  border-radius: var(--border-radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.service-icon i {
  color: var(--healflow-600);
  width: 1.75rem;
  height: 1.75rem;
}

.service-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--gray-900);
}

.service-description {
  color: var(--gray-600);
}

/* About Section */
.about-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
}

.about-image-container {
  flex: 1 1 50%;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  max-height: 700px;
}

.stats-card {
  position: absolute;
  bottom: -2.5rem;
  right: -1.25rem;
  background-color: var(--white);
  padding: 1.25rem;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-service);
  display: flex;
  gap: 1rem;
  max-width: 20rem;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--healflow-600);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--gray-600);
}

.stat-divider {
  width: 1px;
  background-color: var(--gray-200);
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-text {
  color: var(--gray-600);
  font-size: 1.125rem;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.feature-icon {
  background-color: var(--healflow-50);
  padding: 0.25rem;
  border-radius: 50%;
}

.feature-icon i {
  color: var(--healflow-600);
}

.benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 1.5rem;
}

.benefit {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.benefit-icon {
  background-color: var(--healflow-50);
  padding: 0.5rem;
  border-radius: var(--border-radius-lg);
}

.benefit-icon i {
  color: var(--healflow-600);
}

.benefit-title {
  font-weight: 500;
  color: var(--gray-900);
}

.benefit-subtitle {
  font-size: 0.875rem;
  color: var(--gray-600);
}

/* Testimonial Section */
.testimonial-container {
  position: relative;
  max-width: 48rem;
  margin: 0 auto;
}

.testimonial-card {
  background-color: var(--white);
  border-radius: var(--border-radius-2xl);
  box-shadow: var(--shadow-service);
  padding: 2rem;
}

.testimonial-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.testimonial-profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.testimonial-image {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
}

.testimonial-name {
  font-size: 1.25rem;
  color: var(--gray-900);
  margin-bottom: 0.25rem;
}

.testimonial-role {
  color: var(--gray-500);
}

.testimonial-stars {
  display: flex;
  margin-top: 0.5rem;
}

.star-filled {
  color: var(--healflow-500);
  fill: var(--healflow-500);
}

.testimonial-text blockquote {
  position: relative;
  color: var(--gray-700);
  font-size: 1.125rem;
  font-style: italic;
  line-height: 1.6;
}

.quote-mark {
  display: block;
  position: absolute;
  font-size: 4rem;
  color: var(--healflow-200);
  line-height: 0;
  z-index: 0;
}

.quote-mark:first-child {
  top: -1rem;
  left: -1rem;
}

.quote-mark.closing {
  bottom: -2.5rem;
  right: 0;
}

.testimonial-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.testimonial-control {
  background: none;
  border: 1px solid var(--gray-300);
  border-radius: 50%;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-default);
}

.testimonial-control:hover {
  background-color: var(--healflow-50);
}

.testimonial-dots {
  display: flex;
  gap: 0.5rem;
}

.testimonial-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background-color: var(--gray-300);
  cursor: pointer;
  border: none;
  transition: var(--transition-default);
}

.testimonial-dot.active {
  background-color: var(--healflow-600);
}

/* Contact Section */
.contact-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-title {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--gray-900);
}

.contact-item {
  display: flex;
  gap: 1rem;
}

.contact-icon {
  background-color: var(--healflow-50);
  padding: 0.75rem;
  border-radius: var(--border-radius-lg);
  height: fit-content;
}

.contact-icon i {
  color: var(--healflow-600);
}

.contact-label {
  font-weight: 500;
  color: var(--gray-900);
}

.contact-value, .contact-detail {
  color: var(--gray-600);
}

.contact-form-container {
  background-color: var(--white);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-service);
  padding: 1.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.form-group label {
  color: var(--gray-700);
  margin-bottom: 0.25rem;
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 0.625rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius-md);
  font-family: inherit;
  font-size: 1rem;
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--healflow-500);
  box-shadow: 0 0 0 2px rgba(14, 165, 233, 0.2);
}

/* CTA Section */
.cta-section {
  background-color: var(--healflow-600);
  color: var(--white);
  padding: 4rem 0;
}

.cta-content {
  text-align: center;
  margin-bottom: 2.5rem;
}

.cta-title {
  font-size: 2rem;
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-text {
  color: var(--healflow-50);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.cta-buttons .app-store-btn,
.cta-buttons .play-store-btn {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* App download dropdown */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: white;
  min-width: 200px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  z-index: 100;
  top: 100%;
  right: 0;
  margin-top: 8px;
  overflow: hidden;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.app-store-link,
.play-store-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  color: #333;
  text-decoration: none;
  transition: background-color 0.3s;
}

.app-store-link:hover,
.play-store-link:hover {
  background-color: #f0f9ff;
  color: var(--color-primary);
}

/* App download buttons in hero section */
.app-download-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.app-download-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background-color: #000;
  color: white;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.app-download-btn.play-store {
  background-color: #01875f;
}

.app-download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

.small-text {
  font-size: 10px;
  opacity: 0.8;
}

.large-text {
  font-size: 14px;
  font-weight: 600;
}

/* Mobile download links */
.mobile-download-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

/* Footer */
.footer {
  background-color: var(--gray-900);
  color: var(--gray-300);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-about {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-logo {
  font-size: 1.5rem;
  color: var(--white);
}

.footer-description {
  max-width: 20rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.social-link {
  color: var(--gray-400);
  transition: var(--transition-default);
}

.social-link:hover {
  color: var(--white);
}

.footer-title {
  font-size: 1.125rem;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-menu li a {
  color: var(--gray-300);
}

.footer-menu li a:hover {
  color: var(--white);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--gray-800);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.copyright {
  text-align: center;
}

.footer-policies {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.footer-policies a {
  font-size: 0.875rem;
  color: var(--gray-300);
}

.footer-policies a:hover {
  color: var(--white);
}

/* Responsive */
@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
  
  .cta-buttons {
    flex-direction: row;
  }
  
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
  
  .testimonial-content {
    flex-direction: row;
  }
  
  .testimonial-profile {
    width: 33%;
  }
  
  .testimonial-text {
    width: 67%;
  }
  
  .cta-features {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 768px) {
  .navbar {
    padding: 1.25rem 0;
  }
  
  .navbar.scrolled {
    padding: 0.75rem 0;
  }
  
  .nav-desktop {
    display: flex;
    align-items: center;
  }
  
  .menu-toggle {
    display: none;
  }
  
  .hero-title {
    font-size: 3.5rem;
  }
  
  .hero-container {
    flex-direction: row;
    align-items: center;
  }
  
  .hero-content, .hero-image-container {
    flex: 1;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-container {
    flex-direction: row;
  }
  
  .about-image-container, .about-content {
    flex: 1;
  }
  
  .contact-container {
    grid-template-columns: 2fr 3fr;
  }
  
  .cta-features {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}