/* Header / Nav */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background 0.3s, box-shadow 0.3s;
  padding: 0 24px;
}

.site-header.scrolled {
  background: rgba(13, 22, 48, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo-img {
  height: 36px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #ffffff;
  opacity: 1;
}

.nav-cta {
  background: var(--gradient-accent);
  padding: 8px 20px !important;
  border-radius: 8px;
  color: #ffffff !important;
  font-weight: 600 !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-card);
  padding: 24px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius-input);
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  text-align: center;
  border: none;
}

.btn:hover {
  transform: translateY(-1px);
  opacity: 1;
}

.btn-primary {
  background: var(--gradient-accent);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(99, 50, 245, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 25px rgba(99, 50, 245, 0.5);
  color: #ffffff;
}

.btn-secondary {
  background: transparent;
  color: var(--turquoise);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--turquoise);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.0625rem;
}

/* Sections */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.02);
}

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

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.65);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
}

.subsection-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 20px;
  text-align: center;
  color: rgba(255, 255, 255, 0.9);
}

/* Check icon */
.check-icon {
  color: var(--turquoise);
  font-weight: 700;
  margin-right: 8px;
}

/* Footer */
.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 48px 0 24px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.footer-logo {
  height: 32px;
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8125rem;
}

.footer-links a:hover {
  color: var(--turquoise);
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
}