:root {
  color-scheme: dark;
  --ad-bg: #071018;
  --ad-panel: #0f1b25;
  --ad-panel-2: #142332;
  --ad-ink: #f4efe6;
  --ad-muted: #c1cbd1;
  --ad-soft: #81909a;
  --ad-line: #263747;
  --ad-teal: #42b7a8;
  --ad-gold: #d9a441;
  --ad-gold-dark: #b8862f;
  --ad-coral: #d56a5f;
  --ad-shell: min(1420px, calc(100% - 96px));
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 0%, rgba(66, 183, 168, 0.12), transparent 34%),
    radial-gradient(circle at 82% 12%, rgba(217, 164, 65, 0.10), transparent 30%),
    var(--ad-bg);
  color: var(--ad-ink);
  font-family: "Roboto", sans-serif;
  line-height: 1.6;
}

a { color: inherit; }

.ad-shell {
  width: var(--ad-shell);
  margin: 0 auto;
}

.ad-top {
  border-bottom: 1px solid var(--ad-line);
  background: rgba(7, 16, 24, 0.96);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
}

.ad-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 18px 0;
}

.ad-brand {
  text-decoration: none;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.82rem;
  font-weight: 900;
  color: var(--ad-gold);
  white-space: nowrap;
}

.ad-nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
  color: var(--ad-muted);
  font-size: 0.95rem;
}

.ad-nav-links a {
  text-decoration: none;
}

.ad-nav-links a:hover,
.ad-nav-links a:focus-visible {
  color: var(--ad-ink);
}

.ad-nav-cta {
  color: #071018 !important;
  background: linear-gradient(180deg, var(--ad-gold), var(--ad-gold-dark));
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 9px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.28);
  font-weight: 800;
  padding: 10px 16px;
}

.ad-hero {
  padding: 60px 0 54px;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(420px, 520px);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
  border-bottom: 1px solid var(--ad-line);
}

.ad-kicker {
  margin: 0 0 18px;
  color: var(--ad-teal);
  text-transform: uppercase;
  letter-spacing: 0.17em;
  font-size: 0.78rem;
  font-weight: 900;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.1;
}

h1 {
  max-width: 1250px;
  font-size: clamp(2.6rem, 5vw, 4.6rem);
  letter-spacing: -0.055em;
  line-height: 0.98;
  text-wrap: balance;
}

.ad-lede {
  max-width: 1250px;
}

.ad-signal-list {
  max-width: 920px;
}

.ad-hero-note {
  max-width: 860px;
}

h2 {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--ad-line);
  font-size: clamp(1.55rem, 2.2vw, 2.25rem);
  letter-spacing: -0.035em;
}

h3 {
  color: var(--ad-gold);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
}

p {
  margin: 18px 0 0;
  color: var(--ad-muted);
}

.ad-lede {
  max-width: 1250px;
  margin-top: 24px;
  font-size: clamp(1.45rem, 2vw, 1.9rem);
  line-height: 1.25;
  color: #d8e0e3;
}

.ad-lede strong,
.ad-hero-note strong {
  color: var(--ad-teal);
}

.ad-signal-list {
  display: grid;
  gap: 15px;
  margin: 28px 0 0;
  padding: 0;
  max-width: 720px;
  list-style: none;
  font-size: clamp(1.05rem, 1.2vw, 1.22rem);
  color: #eef3f4;
}

.ad-signal-list li {
  position: relative;
  padding-left: 40px;
}

.ad-signal-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 18px;
  height: 18px;
  border: 2px solid var(--ad-gold);
  border-radius: 6px;
  box-shadow: 0 0 14px rgba(217, 164, 65, 0.18);
}

.ad-hero-note {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--ad-line);
  max-width: 800px;
}

.ad-hero-note p {
  color: #d9e1e5;
  font-size: clamp(1.12rem, 1.4vw, 1.35rem);
  line-height: 1.4;
  margin: 0;
}

.ad-hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 28px;
}

.ad-hero-actions p {
  margin: 0;
  color: #dce3e6;
  font-size: 1.02rem;
  line-height: 1.35;
}

.ad-button {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 10px;
  background: linear-gradient(180deg, var(--ad-gold), var(--ad-gold-dark));
  color: #071018;
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow: 0 8px 22px rgba(0,0,0,0.33);
  font-weight: 900;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.ad-button:hover,
.ad-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.42);
  filter: brightness(1.04);
}

.ad-button-small {
  margin-top: 22px;
  padding: 12px 20px;
}

.ad-card {
  border: 1px solid var(--ad-line);
  background: linear-gradient(180deg, rgba(20, 35, 50, 0.82), rgba(15, 27, 37, 0.70));
  padding: 36px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}

.ad-familiar-card {
  margin-top: 34px;
}

.ad-card ul {
  margin: 24px 0 0;
  padding-left: 20px;
  color: #f0f4f5;
  font-size: 1.05rem;
}

.ad-card li { margin: 10px 0; }

.ad-card p:first-child { margin-top: 0; }

.ad-card-rule {
  margin: 28px 0 0;
  border-top: 1px solid var(--ad-line);
}

.ad-card-emphasis {
  color: var(--ad-teal);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.4;
}

.ad-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin: 36px 0 0;
}

.ad-grid article {
  border-top: 3px solid var(--ad-teal);
  background: rgba(15, 27, 37, 0.9);
  padding: 26px;
}

.ad-grid article:nth-child(2) { border-top-color: var(--ad-gold); }
.ad-grid article:nth-child(3) { border-top-color: var(--ad-coral); }
.ad-grid article:nth-child(3) h3 { color: var(--ad-coral); }

.ad-main {
  padding: 40px 0 70px;
  max-width: 1250px;
}

.ad-article {
  max-width: 1250px;
  width: 100%;
}

.ad-article p {
  font-size: 1.02rem;
}

.ad-list {
  margin: 18px 0 0;
  padding-left: 20px;
  color: var(--ad-muted);
}

.ad-list li { margin: 10px 0; }

.ad-link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.ad-link-grid a {
  display: block;
  padding: 20px 0 0;
  border-top: 1px solid var(--ad-line);
  text-decoration: none;
}

.ad-link-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ad-ink);
  font-size: 1rem;
  line-height: 1.35;
}

.ad-link-grid span {
  display: block;
  color: var(--ad-muted);
  line-height: 1.6;
}

.ad-link-grid a:hover strong {
  color: var(--ad-gold);
}

@media (max-width: 960px) {
  .ad-link-grid {
    grid-template-columns: 1fr;
  }
}

.ad-cta2 {
  margin-top: 10px;
}

.ad-cta2 p {
  max-width: 1120px;
}

.ad-footer {
  border-top: 1px solid var(--ad-line);
  padding: 20px 0 32px;
  color: var(--ad-soft);
  font-size: 0.88rem;
}

@media (max-width: 980px) {
  :root { --ad-shell: min(100% - 40px, 920px); }

  .ad-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .ad-nav-links {
    justify-content: flex-start;
  }

  .ad-hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 48px;
  }

  .ad-familiar-card {
    margin-top: 0;
  }

  .ad-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  :root { --ad-shell: min(100% - 28px, 560px); }

  .ad-nav-links {
    gap: 12px;
    font-size: 0.9rem;
  }

  .ad-nav-cta {
    width: 100%;
    text-align: center;
  }

  h1 {
    font-size: clamp(2.65rem, 15vw, 4.2rem);
  }

  .ad-hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .ad-button {
    width: 100%;
    text-align: center;
  }

  .ad-card {
    padding: 26px;
  }
}

.ad-main {
  padding-bottom: 32px;
}

.ad-cta,
.ad-section:last-of-type {
  margin-bottom: 24px;
}