/* ============================================================
   Steps
   ============================================================ */
.steps__head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  position: relative;
}
.step {
  padding: 32px 28px;
  border-radius: var(--r-xl);
  background: var(--paper);
  border: 1px solid var(--line);
  position: relative;
}
.step__num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 64px;
  line-height: 0.9;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--turquoise-2), var(--turquoise));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
}
.step h3 { font-size: 20px; font-weight: 600; }
.step p { font-size: 15px; color: var(--ink-2); margin-top: 8px; line-height: 1.55; }

/* ============================================================
   Checklist
   ============================================================ */
.checklist { text-align: center; }
.checklist h2 { max-width: 560px; margin: 0 auto; }
.checklist__grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 32px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}
.check-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  border-radius: var(--r-md);
  background: var(--paper);
  border: 1px solid var(--line);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
}
.check-item__icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--turquoise);
  color: #00261F;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.check-item__icon svg { width: 14px; height: 14px; }

/* ============================================================
   Testimonials
   ============================================================ */
.testimonials__head { text-align: center; margin-bottom: 56px; }
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial {
  padding: 32px 28px;
  border-radius: var(--r-xl);
  background: var(--paper);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.testimonial__quote {
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.testimonial__person {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}
.testimonial__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4353FF, var(--turquoise));
  color: #00261F;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
}
.testimonial__name { font-weight: 600; font-size: 14px; }
.testimonial__role { font-size: 12px; color: var(--ink-3); }

/* ============================================================
   FAQ
   ============================================================ */
.faq__head { margin-bottom: 40px; }
.faq__head h2 { max-width: 560px; }
.faq__list {
  max-width: 820px;
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 24px 4px;
  cursor: pointer;
  list-style: none;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--paper-3);
  border: 1px solid var(--line);
  background-image:
    linear-gradient(currentColor, currentColor),
    linear-gradient(currentColor, currentColor);
  background-size: 12px 2px, 2px 12px;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--ink);
  transition: transform .2s ease, background-color .2s ease;
}
.faq-item[open] summary::after {
  background-size: 12px 2px, 0 0;
  background-color: var(--turquoise);
  border-color: var(--turquoise);
  color: #00261F;
}
.faq-item__answer {
  padding: 0 4px 24px;
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 72ch;
}

/* ============================================================
   Final CTA
   ============================================================ */
.final-cta {
  background: var(--grad-cta);
  color: var(--paper);
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(closest-side at 50% 100%, rgba(0,232,193,0.22), transparent 60%);
  pointer-events: none;
}
.final-cta__inner { position: relative; z-index: 2; max-width: 780px; margin: 0 auto; }
.final-cta h2 {
  color: var(--paper);
  font-size: clamp(34px, 4vw, 52px);
}
.final-cta .lead {
  color: rgba(255,255,255,0.78);
  margin: 20px auto 36px;
  font-size: 18px;
}
.final-cta__microcopy {
  margin-top: 22px;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  display: inline-flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.final-cta__microcopy span { display: inline-flex; align-items: center; gap: 6px; }
.final-cta__microcopy span::before {
  content: '';
  display: inline-block;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--turquoise);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: #050D26;
  color: rgba(255,255,255,0.6);
  padding: 64px 0 32px;
  font-size: 14px;
}
.footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer__brand .brand__logo { height: 26px; margin-bottom: 16px; }
.footer__brand p { font-size: 13px; line-height: 1.55; color: rgba(255,255,255,0.55); }
.footer__col h4 {
  color: rgba(255,255,255,0.85);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer__col a { color: rgba(255,255,255,0.65); font-size: 14px; transition: color .15s; }
.footer__col a:hover { color: var(--paper); }
.footer__bottom {
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
}
.footer__legal {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 11px;
  line-height: 1.6;
  color: rgba(255,255,255,0.4);
  max-width: 980px;
}

/* ============================================================
   Responsive — tablet
   ============================================================ */
@media (max-width: 1024px) {
  .section { padding: 80px 0; }
  .hero { padding: 120px 0 80px; }
  .hero__grid { grid-template-columns: 1fr; gap: 56px; }
  .hero__mockup-wrap { max-width: 480px; margin: 0 auto; width: 100%; }
  .offer__card { padding: 40px; gap: 40px; }
  .feature-row { grid-template-columns: 1fr; gap: 32px; padding: 48px 0; }
  .feature-row--reverse .feature-row__media { order: -1; }
  .feature-row__media { height: 220px; }
  .split__grid { grid-template-columns: 1fr; gap: 40px; }
  .split--reverse .split__media { order: -1; }
  .split__media { height: 340px; }
  .footer__top { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer__col:last-child { grid-column: 1 / -1; }
}

/* ============================================================
   Responsive — mobile
   ============================================================ */
@media (max-width: 720px) {
  .container { padding: 0 20px; }
  .section { padding: 64px 0; }

  /* Header: hide desktop nav, show burger, show mobile menu container */
  .nav__links, .nav__actions { display: none; }
  .burger { display: inline-flex; }
  .mobile-menu { display: flex; }
  body.menu-open { overflow: hidden; }
  .brand__sub { display: none; }

  /* Hero */
  .hero { padding: 100px 0 60px; }
  .hero__grid { gap: 40px; }
  .hero__ctas .btn { flex: 1; min-width: 0; }

  /* Mockup */
  .mockup { padding: 0; }
  .mockup__window { padding: 8px; border-radius: var(--r-lg); }
  .mockup__chrome-url { font-size: 9px; padding: 4px 8px; }
  .card { padding: 14px; }
  .card__domain { font-size: 16px; }
  .mockup__float-badge { top: -10px; right: 8px; font-size: 12px; padding: 6px 12px; }

  /* Trust */
  .trust__row { gap: 12px; }
  .trust__item { flex: 1 0 calc(50% - 12px); min-width: 0; }

  /* Empathy */
  .empathy__icons { grid-template-columns: 1fr; gap: 14px; }

  /* Offer */
  .offer__card {
    grid-template-columns: 1fr;
    padding: 32px 24px;
    gap: 28px;
  }
  .offer__left { border-right: none; border-bottom: 1px dashed rgba(255,255,255,0.18); padding-right: 0; padding-bottom: 28px; }
  .offer__right h2 { font-size: 26px; }

  /* Steps */
  .steps__grid { grid-template-columns: 1fr; gap: 14px; }
  .step { padding: 24px 22px; }
  .step__num { font-size: 48px; }

  /* Checklist */
  .checklist__grid { grid-template-columns: 1fr; gap: 10px; }
  .check-item { padding: 14px 18px; font-size: 14px; }

  /* Testimonials */
  .testimonials__grid { grid-template-columns: 1fr; gap: 14px; }
  .testimonial { padding: 24px 22px; }

  /* FAQ */
  .faq-item summary { font-size: 15px; padding: 20px 4px; }
  .faq-item__answer { font-size: 14.5px; }

  /* Final CTA */
  .final-cta { padding: 80px 0; }
  .final-cta .lead { font-size: 16px; }
  .final-cta__microcopy { font-size: 12px; gap: 10px; }

  /* Footer */
  .footer__top {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
  .footer__bottom { font-size: 11px; }

  /* Buttons */
  .btn--lg { padding: 16px 22px; font-size: 15px; }
}

@media (max-width: 420px) {
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { width: 100%; }
}

/* ============================================================
   Accessibility helpers
   ============================================================ */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}