/* ── Design Tokens ─────────────────────────────────────── */
:root {
  --red:     #d13600;
  --black:   #121212;
  --white:   #ffffff;
  --gray-50: #f5f5f5;
  --gray-200:#e5e5e5;
  --gray-600:#555555;
  --gray-800:#333333;
  --font:    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --max-w:   1100px;
  --section-pad: 72px 24px;
  --radius:  4px;
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 17px; }
body {
  font-family: var(--font);
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Nav ───────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--black);
  transition: box-shadow 0.2s;
}
.nav--scrolled { box-shadow: 0 2px 12px rgba(0,0,0,0.4); }
.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.01em;
}
.nav__x { color: var(--red); }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-weight: 700;
  border-radius: var(--radius);
  cursor: pointer;
  border: none;
  text-align: center;
  transition: opacity 0.15s;
}
.btn:hover { opacity: 0.88; }
.btn--sm  { padding: 8px 18px;  font-size: 0.85rem; }
.btn--lg  { padding: 14px 36px; font-size: 1rem; }
.btn--inv { background: var(--white); color: var(--red); }

/* ── Focus ─────────────────────────────────────────────── */
:focus-visible { outline: 2px solid var(--white); outline-offset: 3px; }
.pain :focus-visible,
.sample :focus-visible { outline-color: var(--red); }

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  background: var(--black);
  color: var(--white);
  padding: var(--section-pad);
  text-align: center;
}
.hero__inner {
  max-width: 600px;
  margin: 0 auto;
}
.eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 20px;
}
.hero__headline {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.hero__sub {
  font-size: 1rem;
  line-height: 1.7;
  opacity: 0.72;
  margin-bottom: 32px;
  max-width: 460px;
  margin-left: auto;
  margin-right: auto;
}
.hero__fine {
  margin-top: 14px;
  font-size: 0.78rem;
  opacity: 0.45;
}

/* ── Shared section utilities ──────────────────────────── */
.section-heading {
  font-size: clamp(1.4rem, 3vw, 1.75rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 40px;
  letter-spacing: -0.01em;
}

/* ── Pain Points ───────────────────────────────────────── */
.pain {
  background: var(--white);
  padding: var(--section-pad);
}
.pain__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.pain__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.pain__card {
  border: 1.5px solid var(--gray-200);
  border-top: 4px solid var(--red);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--white);
}
.pain__title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--red);
  margin-bottom: 8px;
  line-height: 1.3;
}
.pain__body {
  font-size: 0.88rem;
  color: var(--gray-800);
  line-height: 1.6;
}

/* ── Features ──────────────────────────────────────────── */
.features {
  background: var(--black);
  color: var(--white);
  padding: var(--section-pad);
  text-align: center;
}
.features .section-heading { color: var(--white); margin-bottom: 8px; }
.features__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.features__sub {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-top: 0;
  margin-bottom: 40px;
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  max-width: 780px;
  margin: 0 auto;
}
.features__tile {
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 16px 20px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.features__tile strong {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
}
.features__tile span {
  font-size: 0.8rem;
  opacity: 0.55;
}

/* ── Sample Issue ──────────────────────────────────────── */
.sample {
  background: var(--white);
  padding: var(--section-pad);
}
.sample__inner {
  max-width: 680px;
  margin: 0 auto;
}
.sample .eyebrow { color: var(--red); margin-bottom: 12px; }
.sample__headline {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 800;
  margin-bottom: 32px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.sample__excerpt {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 28px;
}
.sample__block {
  padding-left: 16px;
}
.sample__block--red  { border-left: 4px solid var(--red); }
.sample__block--black { border-left: 4px solid var(--black); }
.sample__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
  color: var(--black);
}
.sample__block--red .sample__label { color: var(--red); }
.sample__text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray-800);
}
.sample__gate {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.sample__lock { font-size: 1.4rem; }
.sample__gate p {
  font-size: 0.85rem;
  color: var(--gray-600);
  max-width: 380px;
}

/* ── Final CTA ─────────────────────────────────────────── */
.cta {
  background: var(--red);
  color: var(--white);
  padding: var(--section-pad);
  text-align: center;
}
.cta__inner {
  max-width: 560px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.cta__headline {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.cta__sub {
  font-size: 0.95rem;
  opacity: 0.85;
  line-height: 1.6;
}
.cta__fine {
  font-size: 0.78rem;
  opacity: 0.65;
  margin-top: -4px;
}

/* ── Footer ────────────────────────────────────────────── */
.footer {
  background: var(--black);
  color: var(--white);
  padding: 20px 24px;
}
.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer__right {
  font-size: 0.78rem;
  opacity: 0.45;
}
.footer__right a { opacity: 1; }
.footer__right a:hover { text-decoration: underline; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --section-pad: 52px 20px; }

  .btn--lg {
    width: 100%;
    max-width: 340px;
  }

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

  .footer__inner {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__headline {
    font-size: 1.9rem;
  }

  .nav__inner {
    padding: 0 16px;
  }
}