:root {
  --ink: #1c1324;
  --muted: #675b70;
  --purple-deep: #210033;
  --purple: #4b0875;
  --purple-bright: #7c2dff;
  --yellow: #ffe600;
  --paper: #fffdf7;
  --mist: #f7f2ff;
  --white: #ffffff;
  --line: rgba(33, 0, 51, 0.14);
  --shadow: 0 22px 60px rgba(33, 0, 51, 0.11);
  --radius: 22px;
  --max: 1040px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 230, 0, 0.14), transparent 30rem),
    linear-gradient(180deg, var(--paper), var(--mist) 48%, var(--paper));
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a { color: var(--purple); }
a:hover { text-decoration-thickness: 0.14em; }

.content-shell {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
  padding: clamp(2.5rem, 6vw, 5.5rem) 0;
}

.breadcrumbs {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
}

.breadcrumbs a { text-decoration: none; }

.page-hero,
.article-card,
.resource-card,
.comparison-summary,
.email-signup {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.page-hero {
  padding: clamp(1.5rem, 5vw, 3.8rem);
  background:
    radial-gradient(circle at 90% 0%, rgba(255, 230, 0, 0.2), transparent 20rem),
    linear-gradient(135deg, var(--purple-deep), var(--purple));
  color: var(--white);
}

.kicker {
  margin: 0 0 0.8rem;
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(2.7rem, 7vw, 6rem);
  line-height: 0.96;
  letter-spacing: -0.065em;
}

.page-hero__lead {
  max-width: 800px;
  margin: 1.2rem 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 700;
}

.article-card {
  max-width: 860px;
  margin: 1.2rem auto 0;
  padding: clamp(1.4rem, 4vw, 3rem);
}

.article-card h2 {
  margin: 2.4rem 0 0.65rem;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.article-card h3 {
  margin: 1.7rem 0 0.5rem;
  font-size: 1.35rem;
  line-height: 1.2;
}

.article-card p,
.article-card li {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
}

.article-card blockquote,
.callout {
  margin: 1.4rem 0;
  padding: 1.2rem 1.3rem;
  border-left: 5px solid var(--yellow);
  border-radius: 0 14px 14px 0;
  background: var(--mist);
  font-weight: 750;
}

.resource-grid,
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.2rem;
}

.resource-card {
  display: flex;
  flex-direction: column;
  padding: 1.35rem;
}

.resource-card h2,
.resource-card h3 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.resource-card p { color: var(--muted); }
.resource-card a { margin-top: auto; font-weight: 950; }

.comparison-summary {
  margin-top: 1.2rem;
  padding: 1.2rem;
  overflow-x: auto;
}

.comparison-summary table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.comparison-summary th,
.comparison-summary td {
  padding: 0.8rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.comparison-summary th { color: var(--purple); }

.source-note {
  color: var(--muted);
  font-size: 0.92rem !important;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.05rem;
  border-radius: 999px;
  background: var(--yellow);
  color: var(--purple-deep);
  font-weight: 950;
  text-decoration: none;
}

.email-signup {
  max-width: 860px;
  margin: 1.2rem auto 0;
  padding: clamp(1.4rem, 4vw, 2.3rem);
}

.email-signup h2 { margin-top: 0; }

.email-signup__form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.email-signup__form input {
  flex: 1 1 230px;
  min-height: 3rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

.email-signup__form .btn {
  min-height: 3rem;
  padding: 0.75rem 1rem;
  border: 0;
  border-radius: 10px;
  background: var(--purple-deep);
  color: var(--white);
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.email-signup__message {
  display: none;
  margin: 0.65rem 0 0;
  font-weight: 800;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.global-footer {
  padding: 2.5rem 1rem;
  color: var(--muted);
  text-align: center;
  font-weight: 700;
}

.global-footer nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 720px) {
  .content-shell { width: min(100% - 1rem, var(--max)); }
  .resource-grid,
  .comparison-grid { grid-template-columns: 1fr; }
}