/* Font & Color Variables */
:root {
  --default-font: "Google Sans", "Saira", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --heading-font: "Google Sans", "Saira", sans-serif;
  --nav-font: "Google Sans", "Saira", sans-serif;
  --background-color: #ffffff;
  --default-color: #444444;
  --heading-color: #273d4e;
  --accent-color: #3b82f6;
  --surface-color: #ffffff;
  --contrast-color: #ffffff;
  --nav-color: #e5eaee;
  --nav-hover-color: #3b82f6;
  --nav-mobile-background-color: #ffffff;
  --nav-dropdown-background-color: #ffffff;
  --nav-dropdown-color: #444444;
  --nav-dropdown-hover-color: #3b82f6;
}

/* Global Header */
.header {
  text-decoration: none;
  --background-color: rgba(0, 0, 0, 0);
  --default-color: #ffffff;
  --heading-color: #ffffff;
  color: var(--default-color);
  background-color: var(--background-color);
  padding: 20px 0;
  transition: all 0.5s;
  z-index: 997;
}

.header * {
  text-decoration: none !important;
}

.header .logo img {
  max-height: 50px;
  margin-right: 8px;
  background-color: white;
  border-radius: 50%;
}

.header a {
  text-decoration: none !important;
}

.header .logo h1 {
  font-size: 30px;
  margin: 0;
  font-weight: 700;
  text-decoration: none;
  color: black;
}

.header .cta-btn,
.header .cta-btn:focus {
  color: var(--contrast-color);
  font-size: 13px;
  padding: 7px 25px;
  margin: 0 0 0 30px;
  border-radius: 4px;
  transition: 0.3s;
  text-decoration: none;
  background-color: #0d6efd;
}

.header .cta-btn:hover,
.header .cta-btn:focus:hover {
  color: var(--contrast-color);
  background: var(--accent-color);
  border-color: var(--accent-color);
}

/* Navigation Menu - Desktop */
@media (min-width: 1200px) {
  .navmenu {
    padding: 0;
  }

  .navmenu ul {
    margin: 0;
    padding: 0;
    display: flex;
    list-style: none;
    align-items: center;
  }

  .navmenu li {
    position: relative;
  }

  .navmenu>ul>li {
    white-space: nowrap;
    padding: 15px 14px;
  }

  .navmenu>ul>li:last-child {
    padding-right: 0;
  }

  .navmenu a,
  .navmenu a:focus {
    color: black;
    font-size: 13px;
    padding: 0 2px;
    font-family: var(--nav-font);
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-decoration: none !important;
  }

  .navmenu a:hover:before,
  .navmenu li:hover>a:before,
  .navmenu .active:before {
    visibility: visible;
    width: 100%;
  }

  .navmenu li:hover>a,
  .navmenu .active,
  .navmenu .active:focus {
    color: rgb(48, 48, 48)
  }

  .navmenu .dropdown ul {
    margin: 0;
    padding: 10px 0;
    background: var(--nav-dropdown-background-color);
    box-shadow: 0px 0px 30px rgba(0, 0, 0, 0.1);
  }

  .navmenu .dropdown ul li {
    min-width: 200px;
  }

  .navmenu .dropdown ul a {
    padding: 10px 20px;
    font-size: 15px;
    text-transform: none;
    color: var(--nav-dropdown-color);
  }
}


@media (max-width: 768px) {
  .header .cta-btn {
    display: none;
  }

  .mobile-only-nav-link-1 {
    display: inline-block;
    background-color: #0d6efd;
    color: white;
    padding: 8px 8px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 20px;
    min-width: auto;
    white-space: nowrap;
  }

  .mobile-only-nav-link-1:hover {
    background-color: #0b5ed7;
  }

  .mobile-only-nav-link-1 a {
    color: white !important;
    text-decoration: none !important;
  }

  .mobile-only-nav-link-1 a:hover {
    text-decoration: none !important;
  }
}

@media (min-width: 769px) {
  .mobile-only-nav-link-1 {
    display: none;
  }
}

/* Product Cards Section */
.products-section {
  padding: 80px 0;
  background: #ffffff;
}

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

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 15px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--default-color);
  max-width: 600px;
  margin: 0 auto;
}

.product-card {
  background: white;
  border-radius: 20px;
  padding: 40px 30px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  height: 100%;
  position: relative;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  border-color: var(--accent-color);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #3b82f6, #10b981, #a855f7);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.product-card:hover::before {
  opacity: 1;
}

.product-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 20px;
  font-size: 2rem;
  color: white;
}

.product-icon.general {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.product-icon.education {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.product-icon.research {
  background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
}

.product-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 15px;
  text-align: center;
}

.product-subtitle {
  font-size: 1.1rem;
  color: var(--accent-color);
  margin-bottom: 20px;
  text-align: center;
  font-weight: 600;
}

.product-features {
  list-style: none;
  padding: 0;
  margin: 25px 0;
}

.product-features li {
  padding: 8px 0;
  color: var(--default-color);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
}

.product-features li::before {
  content: '✓';
  color: var(--accent-color);
  font-weight: bold;
  margin-right: 10px;
  font-size: 1rem;
}

.product-target {
  background: #f8f9fa;
  padding: 15px;
  border-radius: 10px;
  margin: 20px 0;
  border-left: 4px solid var(--accent-color);
}

.product-target h4 {
  font-size: 0.9rem;
  color: var(--heading-color);
  margin-bottom: 8px;
  font-weight: 600;
}

.product-target p {
  font-size: 0.85rem;
  color: var(--default-color);
  margin: 0;
}

.product-action {
  margin-top: 30px;
  text-align: center;
}

.btn-product {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-product:hover {
  transform: translateY(-2px);
  text-decoration: none;
  color: white;
}

.btn-primary-product {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  border: none;
}

.btn-primary-product:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-success-product {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  border: none;
}

.btn-success-product:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
}

.btn-purple-product {
  background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
  color: white;
  border: none;
}

.btn-purple-product:hover {
  background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
  box-shadow: 0 10px 25px rgba(168, 85, 247, 0.3);
}

@media (max-width: 768px) {
  .products-section {
    padding: 60px 0;
  }

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

  .product-card {
    padding: 30px 20px;
    margin-bottom: 30px;
  }

  .product-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .product-title {
    font-size: 1.3rem;
  }
}

/* Footer Styles */
.footer {
  background: var(--heading-color);
  color: var(--contrast-color);
  font-size: 14px;
  padding: 60px 0 30px 0;
}

.footer .footer-top {
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer .footer-about .logo {
  color: var(--contrast-color);
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 20px;
  text-decoration: none;
}

.footer .footer-about .logo span {
  color: var(--contrast-color);
}

.footer .footer-contact p {
  margin-bottom: 10px;
  line-height: 24px;
}

.footer .social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  margin-right: 10px;
  transition: 0.3s;
}

.footer .social-links a:hover {
  color: var(--contrast-color);
  border-color: var(--contrast-color);
}

.footer h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--contrast-color);
  text-transform: uppercase;
  position: relative;
  padding-bottom: 12px;
  margin-bottom: 20px;
}

.footer h4::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 2px;
  background: var(--accent-color);
}

.footer .footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer .footer-links ul li {
  padding: 10px 0;
  display: flex;
  align-items: center;
}

.footer .footer-links ul li:first-child {
  padding-top: 0;
}

.footer .footer-links ul i {
  padding-right: 8px;
  color: var(--accent-color);
  font-size: 10px;
}

.footer .footer-links ul a {
  color: rgba(255, 255, 255, 0.7);
  transition: 0.3s;
  display: inline-block;
  line-height: 1;
  text-decoration: none;
}

.footer .footer-links ul a:hover {
  color: var(--contrast-color);
}

.footer .footer-newsletter form {
  margin-top: 30px;
  background: rgba(255, 255, 255, 0.05);
  padding: 10px;
  border-radius: 5px;
  display: flex;
  align-items: center;
}

.footer .footer-newsletter form input[type=email] {
  border: 0;
  padding: 4px;
  background: transparent;
  color: var(--contrast-color);
}

.footer .footer-newsletter form input[type=submit] {
  border: 0;
  background: var(--accent-color);
  color: var(--contrast-color);
  padding: 6px 12px;
  border-radius: 3px;
  cursor: pointer;
  transition: 0.3s;
}

.footer .footer-newsletter form input[type=submit]:hover {
  background: var(--accent-color);
}

.footer .copyright {
  text-align: center;
  padding-top: 30px;
}

.footer .credits {
  margin-top: 8px;
  font-size: 13px;
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 40px;
  right: 40px;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 2px 2px 6px rgba(0,0,0,0.4);
  z-index: 1000;
  transition: all 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 2px 2px 8px rgba(0,0,0,0.5);
}

/* Scroll Top */
.scroll-top {
  position: fixed;
  visibility: hidden;
  opacity: 0;
  right: 15px;
  bottom: -15px;
  z-index: 996;
  width: 44px;
  height: 44px;
  border-radius: 50px;
  background: var(--accent-color);
  color: var(--contrast-color);
  transition: all 0.4s;
}

.scroll-top i {
  font-size: 24px;
  line-height: 0;
}

.scroll-top:hover {
  background: color-mix(in srgb, var(--accent-color) 90%, black);
  color: var(--contrast-color);
}

.scroll-top.active {
  visibility: visible;
  opacity: 1;
  bottom: 15px;
}

/* Mobile Navigation */
.mobile-nav-toggle {
  display: none;
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9998;
  border: 0;
  background: none;
  font-size: 24px;
  transition: all 0.4s;
  outline: none !important;
  line-height: 1;
  cursor: pointer;
  text-align: right;
}

.mobile-nav-toggle i {
  color: var(--default-color);
}

@media (max-width: 1200px) {
  .mobile-nav-toggle {
    display: block;
  }

  .navmenu {
    position: fixed;
    right: -300px;
    top: 0;
    width: 300px;
    height: 100vh;
    transition: 0.3s;
    background: var(--nav-mobile-background-color);
    padding: 20px;
    overflow-y: auto;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
  }

  .navmenu.active {
    right: 0;
  }

  .navmenu ul {
    display: block;
    margin: 0;
    padding: 0;
  }

  .navmenu li {
    position: relative;
    margin: 10px 0;
  }

  .navmenu a {
    color: var(--default-color);
    padding: 10px 15px;
    display: flex;
    align-items: center;
    font-size: 15px;
  }

  .navmenu a:hover,
  .navmenu .active,
  .navmenu .active:focus {
    color: var(--accent-color);
  }
}