:root {
  --primary-color: #1e40af;
  --secondary-color: #fbbf24;
  --accent-color: #dc2626;
  --light-bg: #f8fafc;
  --white: #ffffff;
  --dark-text: #0f172a;
  --gray-text: #64748b;
  --border-color: #e2e8f0;
  --gradient-1: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
  --gradient-2: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Source Sans 3", sans-serif;
  background-color: var(--light-bg);
  color: var(--dark-text);
  line-height: 1.7;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Libre Baskerville", serif;
  font-weight: 700;
  color: var(--dark-text);
}

.age-notice {
  background: var(--primary-color);
  color: var(--white);
  text-align: center;
  padding: 0.625rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.age-notice i {
  margin-right: 0.5rem;
}

.header-top {
  background: var(--dark-text);
  color: var(--white);
  padding: 0.75rem 0;
  font-size: 0.875rem;
  border-bottom: 3px solid var(--secondary-color);
}

.header-date,
.header-contact {
  font-weight: 600;
}

.header-date i,
.header-contact i {
  margin-right: 0.5rem;
  color: var(--secondary-color);
}

.site-header {
  background: var(--white);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar {
  padding: 1.25rem 0;
}

.navbar-brand {
  padding: 0;
}

.brand-wrapper {
  border-left: 4px solid var(--secondary-color);
  padding-left: 1rem;
}

.brand-title {
  font-family: "Libre Baskerville", serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
  letter-spacing: 0.02em;
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--gray-text);
  font-weight: 600;
  letter-spacing: 0.15em;
  margin-top: 0.25rem;
  text-transform: uppercase;
}

.nav-link {
  color: var(--dark-text) !important;
  font-weight: 600;
  margin: 0 0.75rem;
  padding: 0.5rem 0 !important;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  font-size: 0.9375rem;
}

.nav-link:hover {
  color: var(--primary-color) !important;
  border-bottom-color: var(--secondary-color);
}

.btn-login {
  background: transparent;
  border: 2px solid var(--primary-color);
  border-radius: 4px;
  padding: 0.5rem 1.5rem !important;
  margin-left: 1rem !important;
  color: var(--primary-color) !important;
  font-weight: 700;
}

.btn-login:hover {
  background: var(--primary-color);
  color: var(--white) !important;
}

.btn-register {
  background: var(--secondary-color);
  border-radius: 4px;
  padding: 0.5rem 1.5rem !important;
  color: var(--dark-text) !important;
  margin-left: 0.5rem !important;
  font-weight: 700;
  border: 2px solid var(--secondary-color);
}

.btn-register:hover {
  background: #f59e0b;
  border-color: #f59e0b;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.hero-section {
  background: var(--white);
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--border-color);
}

.hero-label {
  display: inline-block;
  background: #eff6ff;
  color: var(--primary-color);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  border: 1px solid #bfdbfe;
}

.hero-label i {
  margin-right: 0.5rem;
  color: var(--secondary-color);
}

.hero-title {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--dark-text);
  line-height: 1.1;
}

.hero-lead {
  font-size: 1.375rem;
  color: var(--gray-text);
  margin-bottom: 1.25rem;
  font-weight: 400;
  line-height: 1.6;
}

.hero-description {
  font-size: 1.0625rem;
  color: var(--gray-text);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  max-width: 540px;
}

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

.btn-primary {
  background: var(--primary-color);
  color: var(--white);
  padding: 1rem 2rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 700;
  transition: var(--transition);
  border: 2px solid var(--primary-color);
  display: inline-block;
  font-size: 1rem;
}

.btn-primary i {
  margin-right: 0.5rem;
}

.btn-primary:hover {
  background: #1e3a8a;
  border-color: #1e3a8a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--dark-text);
  padding: 1rem 2rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 700;
  border: 2px solid var(--border-color);
  transition: var(--transition);
  display: inline-block;
  font-size: 1rem;
}

.btn-secondary i {
  margin-right: 0.5rem;
}

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

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.features-bar {
  background: var(--primary-color);
  padding: 2rem 0;
  color: var(--white);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
}

.feature-item i {
  font-size: 2rem;
  color: var(--secondary-color);
}

.feature-text strong {
  display: block;
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
  font-weight: 700;
}

.feature-text span {
  display: block;
  font-size: 0.875rem;
  opacity: 0.9;
}

.about-section {
  padding: 5rem 0;
  background: var(--light-bg);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-block;
  color: var(--primary-color);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  background: #eff6ff;
  padding: 0.375rem 1rem;
  border-radius: 4px;
}

.section-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

.title-underline {
  width: 80px;
  height: 4px;
  background: var(--secondary-color);
  margin: 1rem auto;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-text);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

.info-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2.5rem 2rem;
  text-align: center;
  transition: var(--transition);
  height: 100%;
  position: relative;
}

.info-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.info-card-highlighted {
  border-color: var(--secondary-color);
  border-width: 2px;
}

.card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--secondary-color);
  color: var(--dark-text);
  padding: 0.375rem 0.875rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.card-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: #eff6ff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-icon i {
  font-size: 2rem;
  color: var(--primary-color);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

.card-text {
  color: var(--gray-text);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0;
}

.how-section {
  padding: 5rem 0;
  background: var(--white);
}

.step-card {
  background: var(--light-bg);
  border-left: 4px solid var(--primary-color);
  padding: 2rem;
  height: 100%;
  transition: var(--transition);
}

.step-card:hover {
  border-left-color: var(--secondary-color);
  box-shadow: var(--shadow-md);
}

.step-number {
  font-family: "Libre Baskerville", serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: 1rem;
  line-height: 1;
}

.step-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

.step-text {
  color: var(--gray-text);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0;
}

.features-section {
  padding: 5rem 0;
  background: var(--light-bg);
}

.features-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.features-text {
  color: var(--gray-text);
  font-size: 1.0625rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.benefits-list {
  list-style: none;
  padding: 0;
}

.benefits-list li {
  padding: 0.875rem 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.benefits-list li:last-child {
  border-bottom: none;
}

.benefits-list li:hover {
  padding-left: 0.5rem;
}

.benefits-list li i {
  font-size: 1.25rem;
  color: var(--secondary-color);
}

.benefits-list li span {
  font-size: 1.0625rem;
  color: var(--dark-text);
  font-weight: 600;
}

.contact-section {
  padding: 5rem 0;
  background: var(--white);
}

.contact-card {
  background: var(--light-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2.5rem 2rem;
  text-align: center;
  transition: var(--transition);
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.contact-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.25rem;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-icon i {
  font-size: 1.5rem;
  color: var(--white);
}

.contact-title {
  color: var(--dark-text);
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  font-weight: 700;
}

.contact-info {
  color: var(--gray-text);
  font-size: 1rem;
  margin: 0;
  font-weight: 600;
}

.site-footer {
  background: var(--dark-text);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-brand {
  border-left: 4px solid var(--secondary-color);
  padding-left: 1rem;
  margin-bottom: 1.5rem;
}

.footer-brand .brand-title {
  font-family: "Libre Baskerville", serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.footer-brand .brand-subtitle {
  font-size: 0.75rem;
  color: var(--secondary-color);
  font-weight: 600;
  letter-spacing: 0.15em;
  margin-top: 0.25rem;
}

.footer-heading {
  color: var(--white);
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--gray-text);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--secondary-color);
  padding-left: 5px;
}

.footer-img {
  max-width: 150px;
  height: auto;
  opacity: 0.8;
  transition: var(--transition);
}

.footer-img:hover {
  opacity: 1;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--gray-text);
  font-size: 0.875rem;
}

.site-footer p {
  color: var(--gray-text);
  margin-bottom: 1rem;
  font-size: 0.9375rem;
  line-height: 1.7;
}

@media (max-width: 991px) {
  .hero-title {
    font-size: 3rem;
  }
  .section-title {
    font-size: 2.25rem;
  }
}

@media (max-width: 767px) {
  .hero-title {
    font-size: 2.25rem;
  }
  .section-title {
    font-size: 1.875rem;
  }
  .feature-item {
    justify-content: center;
    text-align: center;
  }
}