/* Collab Only - Main Styles */
/* Color Palette: Black (#000000), White (#FFFFFF), Greys (#333, #666, #999, #CCC, #F5F5F5) */

* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
  scroll-padding-top: 150px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: #000;
  margin: 0 0 1rem 0;
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 2rem;
}

p {
  margin: 0 0 1rem 0;
  color: #666;
}

a {
  text-decoration: none;
  color: inherit;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
}

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

.brand-logo {
  height: 100px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
  cursor: pointer;
}

.nav-link:hover {
  color: #000;
}

.button {
  background-color: #000;
  color: #fff;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-block;
}

.button:hover {
  background-color: #333;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.button-outline {
  background-color: transparent;
  color: #000;
  border: 2px solid #000;
}

.button-outline:hover {
  background-color: #000;
  color: #fff;
}

/* Hero Section */
.hero-section {
  padding: 100px 0 200px;
  background: linear-gradient(180deg, #f5f5f5 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: #666;
  margin-bottom: 2rem;
  line-height: 1.5;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Features Section */
.features-section {
  padding: 80px 0;
  background-color: #fff;
}

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

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.25rem;
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  padding: 2rem;
  background-color: #f5f5f5;
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: #000;
}

.feature-description {
  color: #666;
  line-height: 1.6;
}

/* Features List Layout */
.features-list {
  max-width: 900px;
  margin: 3rem auto 0;
}

.feature-list-item {
  display: flex;
  gap: 1.5rem;
  padding: 2rem;
  margin-bottom: 1rem;
  background-color: #f5f5f5;
  border-radius: 12px;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-list-item:hover {
  background-color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.feature-list-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-list-content {
  flex: 1;
}

.feature-list-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: #000;
  font-weight: 600;
}

.feature-list-description {
  color: #666;
  line-height: 1.6;
  margin: 0;
}

/* Key Features Cards */
.key-feature-card {
  background: #f5f5f5;
  border: none;
  text-align: center;
}

.key-feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, #000 0%, #444 100%);
  border-radius: 12px;
  color: #fff;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.key-feature-icon svg {
  width: 28px;
  height: 28px;
}

.key-feature-card .feature-title {
  color: #000;
}

.key-feature-card .feature-description {
  color: #666;
}

.key-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.key-feature-card:hover .key-feature-icon {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* How It Works Section */
.how-it-works {
  padding: 80px 0;
  background-color: #f5f5f5;
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.step {
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  background-color: #000;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

.step-title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.step-description {
  color: #666;
}

/* Reviews Section */
.reviews-section {
  padding: 80px 0;
  background-color: #fff;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.review-card {
  padding: 2rem;
  background-color: #f5f5f5;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.stars {
  color: #000;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.review-text {
  color: #333;
  font-style: italic;
  line-height: 1.6;
}

/* CTA Section */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #000 0%, #333 100%);
  color: #fff;
  text-align: center;
}

.cta-section h2 {
  color: #fff;
  font-size: 3rem;
  margin-bottom: 1rem;
}

.cta-section p {
  color: #ccc;
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

.cta-section .button {
  background-color: #fff;
  color: #000;
}

.cta-section .button:hover {
  background-color: #f5f5f5;
}

/* Footer */
.footer {
  background-color: #000;
  color: #fff;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h4 {
  color: #fff;
  margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
  color: #999;
  line-height: 1.8;
  display: block;
}

.footer-section a:hover {
  color: #fff;
}

.footer-logo {
  height: 60px;
  margin-bottom: 1rem;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 2rem;
  text-align: center;
  color: #666;
}

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

.social-link {
  width: 40px;
  height: 40px;
  background-color: #333;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease;
}

.social-link:hover {
  background-color: #666;
}

/* Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: #000;
  margin: 5px 0;
  transition: 0.3s;
}

/* Responsive */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background-color: #fff;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.1);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

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

  .hero-subtitle {
    font-size: 1.25rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .features-grid,
  .steps-container,
  .reviews-grid {
    grid-template-columns: 1fr;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

/* Contact Page */
.contact-hero {
  padding: 120px 0 60px;
  background: linear-gradient(180deg, #f5f5f5 0%, #ffffff 100%);
  text-align: center;
}

.contact-hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.contact-subtitle {
  font-size: 1.25rem;
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

.contact-section {
  padding: 80px 0;
  background: #fff;
}

.contact-main-card {
  background: #f5f5f5;
  border-radius: 16px;
  padding: 3rem;
  text-align: center;
  margin-bottom: 3rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.contact-icon-circle {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #000 0%, #333 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: #fff;
}

.contact-icon-circle svg {
  width: 36px;
  height: 36px;
}

.contact-main-card h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.contact-response-time {
  color: #666;
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.contact-description {
  color: #666;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.contact-email {
  display: inline-block;
  font-size: 1.25rem;
  color: #000;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid #000;
  padding-bottom: 2px;
  transition: opacity 0.3s ease;
}

.contact-email:hover {
  opacity: 0.7;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.contact-card {
  background: #f5f5f5;
  padding: 2.5rem;
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.contact-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.contact-card-description {
  color: #666;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.contact-link {
  display: inline-block;
  color: #000;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 2px solid #000;
  padding-bottom: 2px;
  transition: opacity 0.3s ease;
}

.contact-link:hover {
  opacity: 0.7;
}

.contact-social {
  background: #f5f5f5;
  border-radius: 16px;
  padding: 3rem;
  text-align: center;
}

.contact-social h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.contact-social p {
  color: #666;
  margin-bottom: 2rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.social-link {
  width: 50px;
  height: 50px;
  background: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.social-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.social-link svg {
  width: 24px;
  height: 24px;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.grey-bg {
  background-color: #f5f5f5;
}

.shadow {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* FAQ Section */
.faq-section {
  padding: 80px 0;
  background-color: #fff;
}

.faq-container {
  max-width: 900px;
  margin: 3rem auto 0;
}

.faq-item {
  margin-bottom: 1rem;
  background-color: #f5f5f5;
  border-radius: 8px;
  overflow: hidden;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.faq-item:hover {
  background-color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  background: none;
  border: none;
  color: #000;
  font-size: 1.125rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'DM Sans', sans-serif;
}

.faq-icon {
  font-size: 0.875rem;
  transition: transform 0.3s ease;
  color: #666;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding: 0 1.5rem 1.5rem;
  margin: 0;
  color: #666;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}