:root {
  --primary-color: #172953;
  --secondary-color: #3d4e80;
  --accent-color: #ba2025;
  --text-color: #333333;
  --light-gray: #f5f5f5;
  --gray: #dddddd;
  --white: #ffffff;
  --border-radius: 6px;
  --box-shadow: 0 4px 8px rgba(23, 41, 83, 0.15);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--white);
}

a {
  text-decoration: none;
  color: var(--primary-color);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
}

h1, h2 {
  font-weight: 800;
}

h3, h4 {
  font-weight: 700;
}

h5, h6 {
  font-weight: 600;
}

p, li {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}

strong, b {
  font-weight: 600;
}

/* Header */
header {
  background-color: var(--white);
  box-shadow: var(--box-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

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

.logo img, .logo svg {
  height: 40px;
  width: auto;
  margin-right: 10px;
}

.logo h1 {
  font-size: 24px;
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 800;
  font-style: normal;
  color: var(--primary-color);
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 500;
  font-style: normal;
  transition: color 0.3s;
}

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

.hero-buttons {
  margin-bottom: 60px;
}

.hero h2 {
  font-size: 48px;
  margin-bottom: 20px;
  font-weight: 800;
  position: relative;
  z-index: 2;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 20px;
  max-width: 800px;
  margin: 0 auto 40px;
  font-weight: 400;
  position: relative;
  z-index: 2;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}


.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

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

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

/* Architecture Section */
.architecture {
  padding: 100px 0;
  background-color: var(--light-gray);
}

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

.section-title h3 {
  font-size: 36px;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
}

.section-title h3:after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background-color: var(--secondary-color);
  margin: 15px auto 0;
}
/* Hero Parallax Effect */
.hero {
    position: relative;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(23, 41, 83, 0.25), rgba(61, 78, 128, 0.25));
}



.hero-buttons {
    margin-bottom: 30px;
}

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

.btn-outline:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

@media (max-width: 768px) {

    .hero {
        padding: 80px 0;
    }

    .hero-buttons {
        margin-bottom: 20px;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        margin: 5px 0;
    }
}
.section-title p {
  font-size: 18px;
  max-width: 700px;
  margin: 0 auto;
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}

.tier-card {
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 30px;
  flex: 1;
  min-width: 300px;
  max-width: 380px;
  transition: transform 0.3s;
}

.tier-card:hover {
  transform: translateY(-10px);
}

.tier-card h4 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--primary-color);
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
}

.tier-card .icon {
  font-size: 48px;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.tier-card p {
  margin-bottom: 20px;
}

.tier-card ul {
  list-style-type: none;
  margin-bottom: 20px;
}

.tier-card ul li {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
}

.tier-card ul li:before {
  content: '\f00c';
  font-family: 'Font Awesome 5 Free', sans-serif;
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

/* Users Section */
.users {
  padding: 100px 0;
}

.user-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

.user-card {
  background-color: var(--light-gray);
  border-radius: var(--border-radius);
  padding: 30px;
  flex: 1;
  min-width: 250px;
  max-width: 300px;
  text-align: center;
  transition: all 0.3s;
}

.user-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow);
}

.user-card .icon {
  font-size: 48px;
  color: var(--accent-color);
  margin-bottom: 20px;
}

.user-card h4 {
  font-size: 20px;
  margin-bottom: 15px;
  color: var(--primary-color);
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
}

.user-card p {
  font-size: 16px;
}

/* Features Section */
.features {
  padding: 100px 0;
  background-color: var(--light-gray);
}


.feature-card {
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 30px;
  flex: 1;
  min-width: 300px;
  max-width: 380px;
}

.feature-card .icon {
  font-size: 36px;
  color: var(--accent-color);
  margin-bottom: 20px;
}

.feature-card h4 {
  font-size: 22px;
  margin-bottom: 15px;
  color: var(--primary-color);
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
}
:root {
    --primary-color: #172953;
    --secondary-color: #ba2125;
    --accent-color: #3d4e80;
    --tertiary-color: #d95458;
    --light-blue: #8a94b8;
    --dark-blue: #0c1733;
    --light-red: #e47a7d;
    --very-light-blue: #eef0f6;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --dark-bg: #111827;
    --border-radius: 8px;
    --box-shadow: 0 4px 8px rgba(23, 41, 83, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-style: normal;
}

h1, h2 {
    font-weight: 800;
}

h3, h4 {
    font-weight: 700;
}

h5, h6 {
    font-weight: 600;
}

p, li {
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
}

strong, b {
    font-weight: 600;
}

/* Header */
header {
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

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

.logo img, .logo svg {
    height: 40px;
    width: auto;
    margin-right: 0;
}

.logo h1 {
    font-size: 24px;
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 800;
    font-style: normal;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
    transition: color 0.3s;
}

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

.mobile-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* Hero Section with Parallax */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(23, 41, 83, 0.25), rgba(61, 78, 128, 0.25));
    z-index: -1;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.hero-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 800;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 20px;
    max-width: 800px;
    margin: 0 auto 40px;
    font-weight: 400;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--white);
    color: var(--primary-color);
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    border-radius: var(--border-radius);
    transition: all 0.3s;
    margin: 0 10px;
}

.btn:hover {
    background-color: var(--accent-color);
    color: var(--white);
    transform: translateY(-3px);
}

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

/* Image Section with Parallax */
.image-section {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.image-section-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -2;
}

.image-section-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(2px);
    /*background: linear-gradient(135deg, rgba(23, 41, 83, 0.2), rgba(61, 78, 128, 0.2));*/
    z-index: -1;
}

/* Architecture Section */
.architecture {
    padding: 80px 0;
    background-color: var(--very-light-blue);
    position: relative;
    z-index: 1;
}

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

.section-title h3 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
}

.section-title h3:after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--secondary-color);
    margin: 15px auto 0;
}

.section-title p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
}

.tier-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.tier-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    flex: 1;
    min-width: 300px;
    max-width: 380px;
    transition: transform 0.3s;
}

.tier-card:hover {
    transform: translateY(-10px);
}

.tier-card h4 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.tier-card .icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.tier-card ul {
    margin-top: 20px;
}

.tier-card li {
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
}

.tier-card li i {
    color: var(--secondary-color);
    margin-right: 10px;
    margin-top: 5px;
}

/* Features Section */
.features {
    padding: 80px 0;
    position: relative;
    z-index: 1;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--light-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(23, 41, 83, 0.15);
    border-bottom: 3px solid var(--secondary-color);
}

.feature-card .icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h4 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--primary-color);
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
}

.feature-card:nth-child(even) .icon {
    color: var(--secondary-color);
}

/* Users Section */
.users {
    padding: 80px 0;
    background-color: var(--very-light-blue);
    position: relative;
    z-index: 1;
}

.user-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.user-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    text-align: center;
}

.user-card .icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.user-card h4 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--primary-color);
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
}

.user-card:nth-child(odd) .icon {
    color: var(--secondary-color);
}

/* CTA Section */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--secondary-color), var(--tertiary-color));
    color: var(--white);
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta h3 {
    font-size: 36px;
    margin-bottom: 20px;
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
}

.cta p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto 40px;
}

/* Footer */
footer {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 60px 0 30px;
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column {
    flex: 1;
    min-width: 200px;
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--white);
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #bdbdbd;
    transition: color 0.3s;
}

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

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    transition: background-color 0.3s;
}

.social-links a:hover {
    background-color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    color: #bdbdbd;
}

/* Spacer for fixed header */
.header-spacer {
    height: 80px;
}

/* Responsive styles */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        margin-top: 20px;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
        position: absolute;
        top: 20px;
        right: 20px;
    }

    .hero-content h2 {
        font-size: 32px;
    }

    .hero-content p {
        font-size: 18px;
    }
    
    .hero {
        height: 80vh;
    }
    
    .image-section {
        height: 300px;
    }
    
    .hero-buttons {
        margin-bottom: 20px;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        margin: 5px 0;
        width: 80%;
    }

    .btn {
        display: block;
        width: 100%;
        margin: 10px 0;
    }

    .tier-card, .feature-card, .user-card {
        min-width: 100%;
    }
}
/* CTA Section */
.cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  text-align: center;
}

.cta h3 {
  font-size: 36px;
  margin-bottom: 20px;
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
}

.cta p {
  font-size: 18px;
  max-width: 700px;
  margin: 0 auto 40px;
}

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

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column {
  flex: 1;
  min-width: 200px;
}

.footer-column h4 {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--white);
  font-family: "Montserrat", sans-serif;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
}

.footer-column ul {
  list-style-type: none;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: var(--gray);
  transition: color 0.3s;
}

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

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  display: inline-block;
  color: var(--white);
  font-size: 20px;
  transition: transform 0.3s;
}

.social-links a:hover {
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .navbar {
    flex-direction: column;
  }

  .nav-links {
    margin-top: 20px;
  }

  .hero h2 {
    font-size: 36px;
  }

  .hero p {
    font-size: 18px;
  }

  .hero {
    padding: 80px 0;
  }

  .hero-buttons {
    margin-bottom: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    margin: 5px 0;
  }

  .section-title h3 {
    font-size: 30px;
  }

  .section-title p {
    font-size: 16px;
  }

  .tier-card, .feature-card, .user-card {
    min-width: 100%;
  }
}

@media (max-width: 480px) {
  .hero h2 {
    font-size: 28px;
  }

  .hero p {
    font-size: 16px;
  }

  .btn {
    padding: 10px 20px;
    font-size: 14px;
  }

  .section-title h3 {
    font-size: 26px;
  }
}

/* Helper Classes */
.img-placeholder {
  max-width: 800px;
  margin: 0 auto;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

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

.mb-30 {
  margin-bottom: 30px;
}