:root {
  --primary-blue: #0a2540;
  --accent-blue: #007aff;
  --white: #ffffff;
  --text-light: #e6ebf1;
  --page-max-width: 1100px;
  --content-max-width: 820px;
  --page-padding-inline: 5%;
  --transition-fast: 0.2s;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--primary-blue);
  background: #fcfcfc;
}

img {
  display: block;
  max-width: 100%;
}

a,
button {
  touch-action: manipulation;
}

.wrap {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 40px 20px 80px;
}

.wrap h1 {
  margin: 0 0 6px;
}

.wrap h2 {
  margin-top: 24px;
}

.page-lead {
  margin: 0 0 24px;
  color: #35506a;
}

.wrap a {
  color: var(--accent-blue);
  text-decoration: none;
}

.wrap a:hover {
  text-decoration: underline;
}

.wrap ul,
.wrap ol {
  padding-left: 20px;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 37, 64, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 14px var(--page-padding-inline);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 4px 0;
  color: #6fc2ff;
  font-size: 2.05rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.8px;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.brand-logo {
  display: none;
}

.brand span {
  position: relative;
  display: inline;
  color: inherit;
}

.brand span::after {
  content: "";
  position: absolute;
  right: 2px;
  bottom: -8px;
  left: 2px;
  height: 3px;
  background: #2f9fff;
  border-radius: 999px;
  opacity: 0.85;
  transform: scaleX(0.35);
  transform-origin: left center;
  transition: transform var(--transition-fast);
}

.brand:hover {
  color: #94d7ff;
  transform: translateY(-1px);
}

.brand:hover span::after {
  transform: scaleX(0.7);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: #ffffff;
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-menu {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.nav-left,
.nav-right {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-menu a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 10px;
  color: rgba(255, 255, 255, 0.86);
  border-radius: 12px;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.nav-menu a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.nav-menu a[aria-current="page"]:not(.nav-cta) {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

.nav-cta {
  padding: 12px 16px !important;
  color: #ffffff !important;
  background: var(--accent-blue);
  border-radius: 999px;
  box-shadow: 0 10px 22px rgba(0, 122, 255, 0.22);
}

.nav-cta:hover,
.nav-cta[aria-current="page"] {
  background: #0062cc !important;
  transform: translateY(-1px);
}

footer {
  padding: 80px var(--page-padding-inline) 40px;
  background-color: #f8fafc;
  border-top: 1px solid #e2e8f0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 50px;
  max-width: var(--page-max-width);
  margin: 0 auto;
}

.footer-brand .logo {
  color: var(--primary-blue);
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -1.5px;
  text-decoration: none;
}

.footer-brand p {
  max-width: 320px;
  margin-top: 12px;
  color: #64748b;
  line-height: 1.6;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.footer-column h4 {
  margin: 0 0 16px;
  color: var(--primary-blue);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-column a {
  display: block;
  min-height: 44px;
  margin-bottom: 12px;
  color: #64748b;
  font-size: 0.95rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: var(--accent-blue);
}

.footer-bottom {
  margin-top: 60px;
  padding-top: 30px;
  color: #94a3b8;
  font-size: 0.85rem;
  text-align: center;
  border-top: 1px solid #e2e8f0;
}

@media (max-width: 980px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-brand p {
    max-width: 100%;
  }
}

@media (max-width: 860px) {
  .nav-inner {
    flex-wrap: wrap;
  }

  .brand {
    gap: 0;
    font-size: 1.7rem;
    letter-spacing: -0.55px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    width: 100%;
    margin-top: 10px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-left,
  .nav-right {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .nav-menu a {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 12px;
    text-align: left;
    border-radius: 14px;
  }

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

@media (max-width: 560px) {
  .footer-links {
    grid-template-columns: 1fr;
  }
}