/* Conversão: oferta clara, demonstração cedo e detalhes sob demanda. */
.hero { min-height: 0; padding-block: 30px 48px; align-items: center; grid-template-areas: "intro visual" "purchase visual"; row-gap: 0; }
.hero-intro { grid-area: intro; align-self: end; }
.hero-purchase { grid-area: purchase; align-self: start; }
.hero-visual { grid-area: visual; }
.hero h1 { font-size: clamp(36px, 4.1vw, 57px); line-height: 1.06; }
.hero-description { max-width: 460px; margin-top: 20px; font-size: 16px; line-height: 1.75; }
.hero-checks { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 14px; color: var(--muted); font-size: 11px; }
.hero-checks span::before { content: '✓'; margin-right: 6px; color: var(--teal); font-weight: 700; }
.hero-offer { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 24px; margin-top: 22px; padding-block: 17px; border-block: 1px solid var(--line); }
.hero-offer > div > span { display: block; font-size: 11px; color: var(--muted); }
.hero-price { display: block; font: 550 43px/1.15 var(--display); letter-spacing: -1.6px; white-space: nowrap; }
.hero-price > span { font-size: 20px; letter-spacing: -.5px; }
.hero-price > small { font-size: 25px; }
.hero-offer > p { display: flex; flex-direction: column; gap: 5px; font-size: 12px; line-height: 1.5; }
.hero-offer > p > strong { color: var(--teal); }
.hero-offer > p > small { font-size: 10px; }
.hero-actions { margin-top: 22px; flex-wrap: wrap; gap: 12px 22px; }
.hero-actions .button { padding-inline: 20px; font-size: 13px; gap: 10px; }
.hero-actions .text-link { min-height: 44px; font-size: 12px; }
.hero-payment { margin-top: 12px; font-size: 10px; }
.quick-benefits { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; padding-block: 30px 42px; border-top: 1px solid var(--line); }
.quick-benefits article { padding-right: 20px; border-right: 1px solid var(--line); }
.quick-benefits article:last-child { border: 0; padding-right: 0; }
.quick-benefits .icon { color: var(--teal); margin-bottom: 14px; }
.quick-benefits h2 { font-size: 21px; letter-spacing: -.5px; }
.quick-benefits p { font-size: 12px; line-height: 1.75; margin-top: 9px; }
.video-section { padding-block: 64px; }
.video-intro h2 { font-size: clamp(34px, 3.8vw, 49px); }
.product-section { padding-block: 72px; }
.technical-details, .care-details { border: 1px solid var(--line); border-radius: 14px; background: var(--paper); }
.technical-details { margin-block: 26px 48px; }
.care-details { margin-block: 36px 0; }
.technical-details > summary, .care-details > summary { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 23px 26px; list-style: none; cursor: pointer; color: var(--ink); font-size: 15px; font-weight: 650; }
.technical-details > summary::-webkit-details-marker, .care-details > summary::-webkit-details-marker { display: none; }
.technical-details > summary > span, .care-details > summary > span { font-size: 23px; color: var(--teal); }
.technical-details[open] > summary > span, .care-details[open] > summary > span { transform: rotate(45deg); }
.technical-details > summary:hover, .care-details > summary:hover { background: var(--mist); border-radius: 14px; }
.technical-details > summary:active, .care-details > summary:active { background: var(--line); }
.technical-details .fir-benefits { padding: 25px; border-radius: 0 0 14px 14px; }
.technical-details .fir-benefits > .wrap { width: 100%; }
.technical-details .fir-benefits h2 { font-size: 30px; }
.technical-details .fir-grid article { padding: 22px; }
.technical-details .fir-grid p { font-size: 14px; }
.care-details > .section { padding-block: 36px; }
.care-details .details-section { border-radius: 0 0 14px 14px; }
.shipping-cost-badge { display: inline-flex; align-items: center; margin: 12px 0 0; padding: 8px 14px; border-radius: 8px; background: var(--mist); color: var(--muted); font-size: 14px; font-weight: 650; border: 1px solid var(--line); }
.purchase-info { padding-block: 64px 40px; }
.purchase-heading { margin-bottom: 30px; }
.purchase-heading h2 { font-size: clamp(32px, 3.4vw, 46px); }
.purchase-heading .eyebrow { margin-bottom: 14px; }
.purchase-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.purchase-grid article { padding: 26px; border: 1px solid var(--line); border-radius: 15px; }
.purchase-label { color: var(--teal); font-size: 10px; font-weight: 700; letter-spacing: 1.5px; }
.purchase-grid h3 { font-size: 23px; margin-top: 14px; }
.purchase-grid p { margin-top: 13px; font-size: 13px; line-height: 1.75; }
.purchase-grid a, .seller-contact a { display: inline-flex; align-items: center; min-height: 44px; margin-top: 10px; font-size: 12px; color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }
.purchase-grid a:hover, .seller-contact a:hover { color: var(--teal-dark); }
.purchase-grid a:active, .seller-contact a:active { opacity: .75; }
.seller-info { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px 40px; margin-top: 24px; padding: 24px 26px; border-radius: 15px; background: var(--mist); }
.seller-info strong { font-size: 15px; }
.seller-info p { font-size: 12px; margin-top: 5px; }
.seller-contact a { display: flex; margin-top: 0; }
.seller-contact { min-width: 0; scroll-margin-block: 24px 110px; }
.seller-contact a { font-size: 14px; overflow-wrap: anywhere; }
.seller-contact:focus { outline: 3px solid var(--teal); outline-offset: 8px; border-radius: 4px; }
.faq-list .support-faq a { display: inline-flex; align-items: center; min-height: 44px; max-width: 100%; color: var(--teal); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.faq-list .support-faq a:hover { color: var(--teal-dark); }
.faq-list .support-faq a:active { opacity: .75; }
.faq-section { padding-top: 42px; }
.footer { row-gap: 25px; }
.footer .footer-purchase-link { justify-self: start; min-height: 44px; display: flex; align-items: center; grid-column: 1 / -1; grid-row: auto; font-size: 12px; text-decoration: underline; text-underline-offset: 3px; }
.footer .footer-note { grid-column: 1 / -1; grid-row: auto; }
.footer .footer-support { grid-column: 1 / -1; grid-row: auto; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; min-width: 0; font-size: 14px; }
.footer-support a { display: inline-flex; align-items: center; min-height: 44px; max-width: 100%; font-size: 14px; color: var(--teal); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.footer-support a:hover { color: var(--teal-dark); }
.footer-support a:active { opacity: .75; }
@media (max-width: 1100px) {
  .header nav { gap: 15px; font-size: 12px; }
  .hero-offer { gap: 14px 18px; }
  .quick-benefits { gap: 18px; }
  .quick-benefits article { padding-right: 12px; }
  .purchase-grid { gap: 16px; }
  .purchase-grid article { padding: 20px; }
}
@media (max-width: 900px) {
  .hero { padding-top: 14px; grid-template-areas: "intro" "visual" "purchase"; row-gap: 20px; }
  .hero-copy { padding-top: 0; }
  .hero h1 { font-size: clamp(36px, 7.7vw, 55px); }
  .hero .eyebrow { margin-bottom: 16px; }
  .hero-description { max-width: 580px; margin-top: 16px; }
  .hero-offer { max-width: 520px; }
  .quick-benefits { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
  .quick-benefits article:nth-child(2) { border: 0; }
  .video-section { padding-block: 48px; }
  .product-section { padding-block: 52px; }
  .purchase-grid { grid-template-columns: 1fr; gap: 16px; }
  .purchase-grid article { padding: 24px; }
  .purchase-info { padding-block: 48px 24px; }
}
@media (max-width: 540px) {
  .hero h1 { font-size: 37px; }
  .hero-description { font-size: 14px; line-height: 1.65; }
  .hero-checks { gap: 6px 12px; font-size: 10px; }
  .hero-offer { gap: 10px 20px; padding-block: 13px; margin-top: 17px; }
  .hero-price { font-size: 37px; }
  .hero-offer > p { font-size: 11px; gap: 4px; }
  .hero-offer > p > small { font-size: 9px; }
  .hero-actions { gap: 8px; margin-top: 18px; }
  .hero-actions .button { width: 100%; font-size: 13px; min-height: 52px; }
  .hero-actions .text-link { min-height: 40px; }
  .hero-payment { margin-top: 4px; font-size: 9px; }
  .hero-visual { margin-top: 2px; }
  .quick-benefits { gap: 24px 16px; padding-block: 26px 32px; }
  .quick-benefits h2 { font-size: 19px; }
  .quick-benefits p { font-size: 11px; }
  .video-grid { grid-template-columns: 1fr; gap: 30px; }
  .video-frame { max-width: 340px; margin-inline: auto; }
  .video-grid figcaption { max-width: 340px; margin-inline: auto; padding-top: 14px; }
  .video-grid h3 { font-size: 23px; }
  .video-grid p { font-size: 13px; }
  .video-grid a { min-height: 44px; font-size: 12px; }
  .video-grid figcaption > span { font-size: 10px; }
  .technical-details > summary, .care-details > summary { padding: 18px; font-size: 13px; }
  .technical-details .fir-benefits { padding: 16px; }
  .technical-details .fir-benefits h2 { font-size: 27px; }
  .technical-details .fir-grid article { padding: 18px; }
  .care-details > .wrap, .care-details .details-section > .wrap { width: calc(100% - 32px); }
  .seller-info { padding: 20px; }
  .seller-info strong { font-size: 14px; }
}
@media (max-width: 360px) {
  .hero h1 { font-size: 32px; }
  .hero-offer { gap: 10px 14px; }
  .hero-offer > p { font-size: 10px; }
  .hero-price { font-size: 34px; }
}
@media (forced-colors: active) {
  .purchase-grid article, .seller-info, .technical-details, .care-details, .hero-offer { border: 1px solid CanvasText; }
}