:root {
  --teal-50: #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-700: #0f766e;
  --teal-800: #115e59;
  --emerald-700: #047857;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-300: #cbd5e1;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-900: #0f172a;
  --slate-950: #020617;
  --white: #ffffff;
  --shadow: 0 20px 45px rgba(15, 23, 42, 0.12);
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--slate-900);
  background: linear-gradient(to bottom, var(--teal-50), #fff 34%, #fff);
}
a { color: inherit; }
img { max-width: 100%; display: block; }

.container {
  width: min(100% - 2rem, 80rem);
  margin-inline: auto;
}
.narrow { width: min(100% - 2rem, 56rem); }
.center { text-align: center; }
.section-pad { padding: 5rem 0; }
.section-pad-sm { padding: 4rem 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--teal-100);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
}
.nav-shell {
  width: min(100% - 2rem, 80rem);
  margin: 0 auto;
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-weight: 800;
}
.brand-logo {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.85rem;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(15, 118, 110, 0.18);
}
.desktop-nav { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.desktop-nav a {
  text-decoration: none;
  color: var(--slate-700);
  font-weight: 650;
  font-size: 0.95rem;
}
.desktop-nav a:hover { color: var(--teal-700); }

.hero { position: relative; overflow: hidden; }
.blob {
  position: absolute;
  width: 18rem;
  height: 18rem;
  border-radius: 999px;
  filter: blur(56px);
  opacity: 0.6;
  pointer-events: none;
}
.blob-one { right: -5rem; top: 6rem; background: var(--teal-200); }
.blob-two { left: -5rem; top: 22rem; background: #bbf7d0; }
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--teal-200);
  background: var(--teal-50);
  color: var(--teal-800);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-weight: 750;
  font-size: 0.9rem;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin: 1.5rem 0 0;
  font-size: clamp(2.45rem, 5vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
  color: var(--slate-950);
}
h2 {
  margin: 1.15rem 0 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}
h3 { margin: 0; }
.lead {
  margin: 1.5rem 0 0;
  color: var(--slate-700);
  font-size: 1.15rem;
  line-height: 1.8;
  max-width: 40rem;
}
.hero-actions, .button-row { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.center-row { justify-content: center; }
.hero-checks { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 1.5rem; color: var(--slate-600); font-size: 0.95rem; }

.button,
.gumroad-button {
  display: inline-flex !important;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 1rem !important;
  padding: 0.78rem 1.15rem !important;
  font-weight: 800 !important;
  text-decoration: none !important;
  line-height: 1.2 !important;
  border: 1px solid transparent !important;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, background-color 140ms ease;
}
.button:hover,
.gumroad-button:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(15, 23, 42, 0.14); }
.button-outline { background: #fff; color: var(--teal-800); border-color: var(--teal-200) !important; }
.button-dark { background: var(--slate-950); color: #fff; }
.gumroad-button { background: var(--slate-950) !important; color: #fff !important; border-color: var(--slate-950) !important; width: fit-content; }
.product-card .gumroad-button { margin-top: 1.5rem; }
.download-box .gumroad-button, .final-card .gumroad-button { margin-top: 0.9rem; }

.card {
  border: 1px solid var(--teal-100);
  border-radius: var(--radius-3xl);
  background: #fff;
}
.shadow-card { box-shadow: var(--shadow); }
.start-card { padding: 1.5rem; }
.start-card-top {
  border-radius: var(--radius-2xl);
  background: linear-gradient(135deg, var(--teal-700), var(--emerald-700));
  color: white;
  padding: 1.5rem;
}
.start-card-top h2 { margin-top: 0.75rem; font-size: 1.6rem; }
.start-card-top p { margin: 0.8rem 0 0; color: var(--teal-50); line-height: 1.6; }
.mini-label { color: var(--teal-50); margin-bottom: 0; font-weight: 800; }
.feature-list { display: grid; gap: 0.8rem; margin-top: 1.4rem; }
.feature-list.compact div {
  background: var(--teal-50);
  border-radius: 1rem;
  padding: 0.85rem;
  color: var(--slate-700);
}
.download-box {
  margin-top: 1.4rem;
  border: 1px solid var(--teal-100);
  border-radius: var(--radius-2xl);
  padding: 1rem;
}
.download-box h3 { font-size: 1rem; }
.download-box p { margin: 0.5rem 0 0; color: var(--slate-600); line-height: 1.6; font-size: 0.95rem; }

.feature-grid, .product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.feature-card, .product-card { padding: 1.5rem; }
.feature-card h3, .product-card h3 { margin-top: 1.2rem; font-size: 1.15rem; }
.feature-card p, .product-card p { margin: 0.65rem 0 0; color: var(--slate-600); line-height: 1.65; }
.icon-box {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  background: var(--teal-50);
  color: var(--teal-800);
  font-size: 1.35rem;
}
.dark-icon { background: var(--teal-700); color: #fff; }

.dark-section { background: var(--slate-950); color: white; }
.dark-section .badge { background: rgba(240, 253, 250, 0.08); color: var(--teal-50); border-color: rgba(153, 246, 228, 0.35); }
.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.dark-section p { color: var(--slate-300); line-height: 1.75; margin-top: 1.2rem; }
.audience-list { display: grid; gap: 0.8rem; }
.audience-list div { background: #fff; color: var(--slate-900); border-radius: 1rem; padding: 1rem; }

.section-heading { max-width: 48rem; }
.section-heading p { margin-top: 1rem; color: var(--slate-700); line-height: 1.8; font-size: 1.1rem; }
.product-card { display: flex; flex-direction: column; transition: transform 140ms ease, box-shadow 140ms ease; }
.product-card:hover { transform: translateY(-3px); box-shadow: 0 18px 35px rgba(15, 23, 42, 0.1); }
.product-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.pill { background: #ecfdf5; color: #065f46; border-radius: 999px; padding: 0.3rem 0.7rem; font-size: 0.78rem; font-weight: 800; }
.price { color: var(--teal-800) !important; font-size: 1.7rem; font-weight: 900; }
.product-card p:not(.price) { flex: 1; }

.citizenship-section { background: var(--teal-50); }
.citizenship-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.citizenship-grid p { margin-top: 1.2rem; color: var(--slate-700); line-height: 1.8; }
.signup-card { padding: 2rem; }
.signup-card h3 { margin-top: 1.5rem; font-size: 1.55rem; }
.signup-card p { color: var(--slate-600); line-height: 1.65; }

.social-section p { color: var(--slate-700); line-height: 1.8; font-size: 1.08rem; }
.faq-section { background: var(--slate-50); }
.faq-list { display: grid; gap: 1rem; margin-top: 2rem; }
.faq-card { padding: 1.5rem; }
.faq-card h3 { font-size: 1.1rem; }
.faq-card p { color: var(--slate-600); line-height: 1.7; margin: 0.65rem 0 0; }
.table-wrap { margin-top: 1.2rem; overflow-x: auto; border: 1px solid var(--teal-100); border-radius: 1rem; }
table { border-collapse: collapse; width: 100%; min-width: 34rem; font-size: 0.95rem; }
th { background: var(--teal-700); color: #fff; text-align: left; padding: 0.85rem 1rem; }
td { padding: 0.85rem 1rem; border-top: 1px solid var(--teal-100); color: var(--slate-700); }
tbody tr:nth-child(odd) td { background: var(--teal-50); }
td:first-child { font-weight: 800; color: var(--teal-900); }
.table-note { background: var(--teal-50); border-top: 1px solid var(--teal-100); padding: 0.85rem 1rem; margin: 0 !important; font-size: 0.85rem; }

.final-cta {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: center;
  border-radius: var(--radius-3xl);
  background: linear-gradient(135deg, var(--teal-700), var(--emerald-700));
  color: white;
  padding: 3rem;
  box-shadow: var(--shadow);
}
.final-cta p { margin-top: 1rem; color: var(--teal-50); }
.final-card { background: #fff; color: var(--slate-900); border-radius: var(--radius-2xl); padding: 1rem; }
.final-card p { color: var(--slate-600); margin-top: 0.55rem; }

.site-footer { border-top: 1px solid var(--teal-100); padding: 2.5rem 0; background: #fff; }
.footer-grid { display: flex; justify-content: space-between; gap: 2rem; align-items: flex-start; }
.footer-grid p { max-width: 40rem; color: var(--slate-600); line-height: 1.7; font-size: 0.95rem; }
.footer-links { display: grid; gap: 0.55rem; text-align: right; color: var(--slate-600); font-size: 0.95rem; }
.footer-links a { color: var(--slate-600); text-decoration: none; }
.footer-links a:hover { color: var(--teal-700); }

@media (max-width: 1000px) {
  .hero-grid, .audience-grid, .citizenship-grid, .final-cta { grid-template-columns: 1fr; }
  .feature-grid, .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .section-pad { padding: 3.5rem 0; }
  .section-pad-sm { padding: 3rem 0; }
  .nav-shell { align-items: flex-start; flex-direction: column; padding: 0.9rem 0; }
  .desktop-nav { width: 100%; justify-content: flex-start; gap: 1rem; }
  .feature-grid, .product-grid { grid-template-columns: 1fr; }
  .final-cta { padding: 1.5rem; }
  .footer-grid { flex-direction: column; }
  .footer-links { text-align: left; }
  h1 { font-size: 2.55rem; }
  h2 { font-size: 2rem; }
  .gumroad-button, .button { width: 100%; }
  .hero-checks { display: grid; }
}

/* SEO content sections */
.seo-content-section { background: #fff; }
.seo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}
.seo-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: transform 140ms ease, box-shadow 140ms ease;
}
.seo-card:hover { transform: translateY(-3px); box-shadow: 0 18px 35px rgba(15, 23, 42, 0.1); }
.seo-card h3 { margin-top: 1.15rem; font-size: 1.45rem; line-height: 1.15; color: var(--slate-950); }
.seo-card p { margin: 0.85rem 0 0; color: var(--slate-600); line-height: 1.65; }
.seo-card ul { margin: 1.1rem 0 1.3rem; padding-left: 1.2rem; color: var(--slate-700); line-height: 1.65; }
.seo-card .gumroad-button, .seo-card .button { margin-top: auto; }

.writing-section { background: var(--teal-50); }
.writing-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: start; }
.writing-grid p { color: var(--slate-700); line-height: 1.8; margin-top: 1.2rem; }
.writing-examples { display: grid; gap: 1.25rem; }
.writing-card { padding: 1.5rem; }
.writing-card h3 { margin-top: 1.25rem; font-size: 1.05rem; }
.sample-answer { background: #fff; border-radius: 1rem; padding: 1rem; box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08); }
.dark-pill { background: var(--teal-700); color: white; }

.important-box {
  border-radius: var(--radius-3xl);
  background: var(--slate-950);
  color: #fff;
  padding: 3rem;
  box-shadow: var(--shadow);
}
.important-box .badge { background: rgba(240, 253, 250, 0.08); color: var(--teal-50); border-color: rgba(153, 246, 228, 0.35); }
.important-box p { margin-top: 1.25rem; color: var(--slate-300); line-height: 1.8; font-size: 1.08rem; }
.important-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2rem; }
.important-grid div { background: #fff; color: var(--slate-950); border-radius: 1rem; padding: 1rem; font-weight: 800; }

@media (max-width: 1000px) {
  .seo-grid { grid-template-columns: repeat(2, 1fr); }
  .writing-grid { grid-template-columns: 1fr; }
  .important-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .seo-grid { grid-template-columns: 1fr; }
  .important-box { padding: 1.5rem; }
}