:root {
  --guide-bg: #edf7ff;
  --guide-surface: #ffffff;
  --guide-text: #4e5455;
  --guide-heading: #095494;
  --guide-primary: #e56100;
  --guide-primary-light: #ec8d47;
  --guide-border: #d7e5f1;
  --guide-muted: #688497;
  --guide-shadow: 0 22px 48px rgba(9, 84, 148, 0.12);
  --guide-width: min(1200px, calc(100% - 48px));
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: linear-gradient(180deg, #f4fbff 0%, var(--guide-bg) 100%);
  color: var(--guide-text);
  font-family: 'Inter', sans-serif;
}

body {
  line-height: 1.7;
}

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

a {
  color: var(--guide-heading);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(244, 251, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(9, 84, 148, 0.08);
}

.site-header__inner,
.site-footer__inner,
.guide-page {
  width: var(--guide-width);
  margin: 0 auto;
}

.site-header__inner {
  min-height: 88px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.brand img {
  width: auto;
  height: 58px;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.text-link {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

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

.button-primary {
  color: #ffffff;
  background: linear-gradient(180deg, var(--guide-primary-light) 0%, var(--guide-primary) 100%);
  box-shadow: inset 0 0 0 1px #a2631e;
}

.button-secondary {
  color: var(--guide-heading);
  background: #ffffff;
  border: 1px solid rgba(9, 84, 148, 0.16);
}

.button-compact {
  min-height: 44px;
  padding-inline: 18px;
}

.button-full {
  width: 100%;
}

.guide-page {
  padding: 28px 0 64px;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  font-size: 0.95rem;
}

.breadcrumbs li:not(:last-child)::after {
  content: '/';
  margin-left: 10px;
  color: var(--guide-muted);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: 36px;
  align-items: center;
  margin-bottom: 42px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--guide-heading);
  font-family: 'Poppins', sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 16px;
  color: var(--guide-heading);
  font-family: 'Poppins', sans-serif;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 4rem);
}

h2 {
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  margin-top: 36px;
}

h3 {
  font-size: 1.1rem;
  margin-top: 24px;
}

.lead {
  margin: 0 0 20px;
  font-size: 1.1rem;
  color: #425a68;
}

.highlight-list,
.guide-article ul,
.guide-sidebar ul,
.footer-links {
  padding-left: 1.2rem;
}

.highlight-list li,
.guide-article li,
.guide-sidebar li {
  margin-bottom: 10px;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.hero-media {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  border-radius: 28px;
  box-shadow: var(--guide-shadow);
  border: 1px solid rgba(9, 84, 148, 0.08);
  background: #d9efff;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.75fr);
  gap: 32px;
  align-items: start;
}

.guide-article,
.sidebar-card {
  background: var(--guide-surface);
  border: 1px solid var(--guide-border);
  border-radius: 26px;
  box-shadow: 0 18px 40px rgba(9, 84, 148, 0.06);
}

.guide-article {
  padding: 34px;
}

.guide-article p,
.guide-article ol,
.guide-article ul {
  margin-bottom: 18px;
}

.guide-article img {
  width: 100%;
  border-radius: 18px;
  border: 1px solid var(--guide-border);
  margin: 24px 0;
}

.guide-sidebar {
  display: grid;
  gap: 18px;
}

.sidebar-card {
  padding: 26px;
}

.sidebar-card h2 {
  margin-top: 0;
}

.sidebar-card-accent {
  background: linear-gradient(180deg, rgba(229, 97, 0, 0.08) 0%, rgba(236, 141, 71, 0.16) 100%);
}

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

.related-links li + li {
  margin-top: 10px;
}

.site-footer {
  padding: 52px 0 32px;
  margin-top: 32px;
  background: #ffffff;
  border-top: 1px solid rgba(9, 84, 148, 0.08);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.9fr;
  gap: 28px;
}

.site-footer h2 {
  margin-top: 0;
  font-size: 1rem;
}

.footer-logo {
  margin-bottom: 18px;
  width: auto;
  height: 52px;
}

.footer-copy,
.footer-links {
  margin: 0;
  color: var(--guide-text);
}

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

.footer-links li + li {
  margin-top: 10px;
}

@media (max-width: 980px) {
  .hero,
  .content-grid,
  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .hero-media {
    order: -1;
  }

}

@media (max-width: 720px) {
  .site-header__inner {
    min-height: auto;
    padding: 18px 0;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header__actions,
  .cta-group {
    width: 100%;
  }

  .button {
    width: 100%;
  }

  .guide-page {
    width: min(100% - 28px, 1200px);
    padding-top: 18px;
  }

  .guide-article,
  .sidebar-card {
    padding: 24px;
  }

  .brand img {
    height: 46px;
  }
}