.logo img {
  height: 58px;
  width: auto;
  display: block;
}

:root {
  --blue: #1686c4;
  --blue-dark: #0c4f78;
  --grey: #f3f4f5;
  --white: #ffffff;
  --dark: #1f2529;
  --muted: #66717a;
  --accent: #ef7f1a;
  --line: #dfe5e8;
  --warning: #fff4d8;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
  background: var(--grey);
  line-height: 1.65;
}

header {
  background: rgba(255,255,255,.97);
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}

.nav {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 22px;
}

.logo img {
  height: 58px;
  width: auto;
  display: block;
}

nav a {
  color: var(--dark);
  text-decoration: none;
  margin-left: 16px;
  font-weight: 700;
  font-size: .95rem;
}

nav a:hover {
  color: var(--blue);
}

.hero {
  background:
    linear-gradient(rgba(12,79,120,.74), rgba(12,79,120,.74)),
    linear-gradient(135deg, #1686c4 0%, #0c4f78 100%);
  color: white;
  text-align: center;
  padding: 112px 20px;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.label {
  display: inline-block;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.35);
  padding: 7px 13px;
  border-radius: 999px;
  font-weight: 800;
  margin-bottom: 18px;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  line-height: 1.05;
  margin: 0 0 20px;
  letter-spacing: -.04em;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.6rem);
  color: var(--blue-dark);
  line-height: 1.15;
  margin: 0 0 18px;
  letter-spacing: -.03em;
}

h3 {
  color: var(--blue-dark);
  margin-top: 0;
}

.hero p {
  font-size: 1.18rem;
  max-width: 780px;
  margin: 0 auto 30px;
}

section {
  padding: 70px 20px;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
}

.white {
  background: var(--white);
}

.highlight {
  background: #e9f5fb;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 38px;
  align-items: start;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-top: 30px;
}

.card {
  background: var(--white);
  padding: 26px;
  border-radius: 22px;
  box-shadow: 0 10px 25px rgba(0,0,0,.06);
}

.card-soft {
  background: #f8fbfd;
  box-shadow: none;
  border: 1px solid var(--line);
}

.notice {
  background: var(--warning);
  border-left: 6px solid var(--accent);
  padding: 22px;
  border-radius: 18px;
  margin-top: 26px;
}

.warning-box {
  background: #fff0e4;
  border-left: 6px solid var(--accent);
  padding: 22px;
  border-radius: 18px;
  margin-bottom: 26px;
}

.quote {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--blue-dark);
  border-left: 6px solid var(--accent);
  padding-left: 20px;
  margin: 0;
}

.btn {
  display: inline-block;
  padding: 13px 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  border: 0;
  cursor: pointer;
  transition: .2s;
  font-size: 1rem;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-secondary {
  background: white;
  color: var(--blue-dark);
}

.btn:hover {
  transform: translateY(-2px);
}

.text-link {
  color: var(--blue-dark);
  font-weight: 800;
}

.list {
  padding-left: 20px;
  margin-bottom: 0;
}

.list li {
  margin-bottom: 8px;
}

.article {
  background: white;
  max-width: 880px;
  margin: 0 auto;
  padding: 42px;
  border-radius: 24px;
  box-shadow: 0 10px 25px rgba(0,0,0,.06);
}

.article img {
  width: 100%;
  height: auto;
  border-radius: 20px;
  margin: 18px 0 8px;
}

.article table {
  width: 100%;
  border-collapse: collapse;
  margin: 26px 0;
  background: white;
  border-radius: 16px;
  overflow: hidden;
}

.article th,
.article td {
  padding: 13px 15px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.article th {
  background: var(--blue-dark);
  color: white;
}

.photo-credit {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: .92rem;
}

.video {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 20px;
  margin: 28px 0;
}

.video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.blog-links {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.site-link {
  display: block;
  background: white;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
  text-decoration: none;
  color: var(--dark);
  transition: .2s;
}

.site-link strong {
  display: block;
  color: var(--blue-dark);
  margin-bottom: 4px;
}

.site-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0,0,0,.08);
}

footer {
  background: #101820;
  color: white;
  padding: 30px 20px;
}

footer .container {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

footer a {
  color: white;
}

@media (max-width: 850px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  nav a {
    display: inline-block;
    margin-left: 0;
    margin-right: 14px;
    margin-bottom: 8px;
  }

  .two-col,
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 86px 20px;
  }

  .article {
    padding: 26px;
  }
}