/* Extensões comerciais: preservam a identidade visual e o layout existentes. */
.main-nav .nav-pix { background: var(--cyan); color: #06131d; font-weight: 700; padding: .7rem 1rem; border-radius: 8px; white-space: nowrap; }
.main-nav .nav-pix:hover { background: #a0f3ef; color: #06131d; }
@media (min-width: 651px) and (max-width: 900px) {
  .site-header { height: 70px; }
  .menu-toggle { display: flex; flex-direction: column; gap: 5px; border: 0; background: none; padding: .6rem; }
  .menu-toggle span { width: 23px; height: 2px; background: var(--ink); }
  .main-nav { display: none; position: absolute; top: 69px; left: 0; right: 0; background: #0b1726; padding: 1.2rem 1.5rem 1.5rem; border-bottom: 1px solid var(--line); align-items: stretch; gap: 1rem; flex-direction: column; }
  .main-nav.open { display: flex; }
  .main-nav .nav-cta, .main-nav .nav-pix { text-align: center; }
}
:where(a, button, summary):focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 5px;
}
.contact-band :where(a, button):focus-visible { outline-color: var(--bg); }
.features { border-bottom: 1px solid var(--line); }
.features-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
.feature-index { color: var(--cyan); font-size: .75rem; letter-spacing: .12em; }
.feature-item { padding-top: 1.4rem; border-top: 1px solid var(--line); }
.feature-item h3 { font-size: 1.25rem; margin: 1rem 0 .8rem; }
.feature-item p { margin: 0; color: var(--muted); font-size: .95rem; }
.licensing { background: #0b1726; }
.license-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 1.5rem; }
.license-card, .license-help { padding: clamp(1.4rem, 3vw, 2.5rem); border-radius: 12px; min-width: 0; }
.license-card { border: 1px solid rgba(99,227,223,.5); background: linear-gradient(145deg, #122b3a, #0d1929); }
.license-help { border: 1px solid var(--line); }
.license-card h3, .license-help h3 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); margin: 1rem 0; }
.license-card > p:not(.eyebrow), .license-help p:not(.eyebrow) { color: var(--muted); }
.license-benefits { padding: 0; margin: 1.7rem 0; list-style: none; }
.license-benefits li { padding: .6rem 0 .6rem 1.5rem; position: relative; border-bottom: 1px solid var(--line); font-size: .94rem; }
.license-benefits li::before { content: '✓'; position: absolute; left: 0; color: var(--cyan); }
.plan-terms { font-size: .9rem; }
.license-card .button, .license-help .button { width: 100%; text-align: center; }
.license-note { color: var(--muted); font-size: .82rem; line-height: 1.65; }
.license-help-detail { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.license-help-detail b { color: var(--cyan); font-size: .95rem; }
.license-help-detail p { font-size: .9rem; }
.purchase-guide { margin-top: 3rem; }
.purchase-guide h3 { font-size: 1.4rem; }
.purchase-guide ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; padding: 0; list-style: none; counter-reset: purchase; }
.purchase-guide li { counter-increment: purchase; padding-top: 1.3rem; border-top: 1px solid var(--line); }
.purchase-guide li::before { content: '0' counter(purchase); display: block; color: var(--cyan); font-size: .75rem; margin-bottom: .6rem; }
.purchase-guide li b { display: block; margin-bottom: .6rem; }
.purchase-guide li span { color: var(--muted); font-size: .9rem; }
.purchase-guide > .license-note { margin-top: 1.7rem; max-width: 850px; }
.site-footer > a { overflow-wrap: anywhere; }
@media (min-width: 651px) and (max-width: 1100px) {
  .site-header { padding-inline: 1.25rem; }
  .main-nav { gap: .8rem; }
  .main-nav > a { font-size: .8rem; }
  .main-nav .nav-cta { padding: .7rem; }
}
@media (max-width: 850px) {
  .license-grid { grid-template-columns: 1fr; }
  .features-grid, .purchase-guide ol { gap: 1.2rem; }
}
@media (max-width: 650px) {
  .features-grid, .purchase-guide ol { grid-template-columns: 1fr; gap: 1.7rem; }
  .license-card, .license-help { padding: 1.4rem; }
  .license-card .button { font-size: .85rem; padding-inline: .8rem; }
}

.header-pix { display: none; }
@media (min-width: 851px) {
  .hero { padding-bottom: 5rem; }
}
@media (max-width: 900px) {
  .site-header { gap: .5rem; }
  .header-pix { display: inline-flex; background: var(--cyan); color: #06131d; padding: .55rem .65rem; border-radius: 6px; font-size: .75rem; font-weight: 700; white-space: nowrap; text-decoration: none; }
  .main-nav .nav-pix { text-align: center; }
}
@media (max-width: 380px) {
  .site-header > .brand { font-size: .8rem; gap: .35rem; }
  .site-header > .brand .brand-mark { width: 28px; height: 28px; }
}