/* Páginas de produto Severo. Estrutura editorial inspirada na Apple Brasil. */
.product-page { --detail-width: 1120px; }
.product-page html { scroll-padding-top: 118px; }
.product-page [id] { scroll-margin-top: 118px; }
.product-nav { position: sticky; top: var(--header-height); z-index: 40; background: rgba(255,255,255,.92); backdrop-filter: blur(20px); border-bottom: 1px solid #dedee3; }
.product-nav > div { max-width: var(--detail-width); margin: auto; padding: 12px 24px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.product-nav-name { font-size: 21px; font-weight: 600; letter-spacing: -.025em; }
.product-nav-links { display: flex; align-items: center; gap: 26px; font-size: 12px; }
.product-nav-links .button { font-size: 12px; min-height: 30px; padding: 5px 15px; }
.detail-hero { overflow: hidden; padding-bottom: 64px; }
.tone-dark { background: #000; color: #f5f5f7; }
.tone-sky { background: linear-gradient(#dfedf5,#f5f9fc 80%,#fff); }
.tone-lavender { background: linear-gradient(#eeebfb,#faf9ff 85%,#fff); }
.tone-light { background: #fff; }
.detail-media { position: relative; height: clamp(360px,56vw,640px); max-width: 1600px; margin: auto; }
.detail-media > img, .detail-media > video { display: block; width: 100%; height: 100%; object-fit: contain; }
.product-iphone-18-pro .detail-media > video { object-fit: cover; }
.detail-hero-bottom { max-width: var(--detail-width); margin: auto; padding: 24px; display: grid; grid-template-columns: minmax(0,1fr) 250px; align-items: end; gap: 60px; }
.store-eyebrow { font-size: 11px; font-weight: 600; letter-spacing: .16em; color: #94752d; }
.detail-hero h1 { font-size: 26px; letter-spacing: -.025em; margin: 14px 0 10px; font-weight: 600; }
.detail-headline { font-size: clamp(42px,5.7vw,76px); line-height: 1.02; font-weight: 600; letter-spacing: -.055em; margin: 0; max-width: 800px; text-wrap: balance; }
.detail-intro { font-size: 20px; line-height: 1.45; max-width: 600px; margin: 24px 0 0; color: #6e6e73; }
.tone-dark .detail-intro { color: #a1a1a6; }
.hero-purchase { padding-bottom: 4px; }
.hero-purchase > p { font-size: 14px; margin: 7px 0; }
.hero-purchase strong { font-weight: 600; }
.hero-purchase .button { margin-top: 16px; }
.reference-note { display: block; font-size: 11px; margin-top: 16px; color: #777; text-decoration: underline; }
.tone-dark .reference-note { color: #aaa; }
.detail-section { max-width: var(--detail-width); margin: 0 auto; padding: 100px 24px; }
.detail-section h2 { font-size: clamp(32px,4vw,52px); letter-spacing: -.045em; line-height: 1.08; font-weight: 600; margin: 0; text-wrap: balance; }
.section-top { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin-bottom: 42px; }
.section-top > p { color: #6e6e73; font-size: 18px; margin: 0; }
.features { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.feature-card { border-radius: 24px; overflow: hidden; background: #f5f5f7; }
.feature-card > img { width: 100%; height: 300px; object-fit: cover; display: block; }
.feature-card > div { padding: 28px; }
.eyebrow { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; font-weight: 600; color: #6e6e73; margin: 0 0 14px; }
.feature-card h3 { margin: 0 0 12px; font-size: 27px; line-height: 1.1; letter-spacing: -.035em; }
.feature-card div > p:last-child { font-size: 16px; line-height: 1.5; margin: 0; color: #6e6e73; }
.design-section { padding-top: 40px; }
.story-heading { display: grid; grid-template-columns: 1.1fr 1fr; gap: 70px; align-items: start; }
.story-heading > p { margin: 4px 0 0; font-size: 20px; line-height: 1.5; color: #6e6e73; }
.product-gallery { margin: 50px 0 0; border-radius: 28px; background: #f5f5f7; overflow: hidden; }
.product-gallery > img { display: block; width: 100%; height: 500px; object-fit: contain; }
.product-gallery figcaption { padding: 14px 20px 22px; text-align: center; font-size: 13px; color: #6e6e73; }
.gallery-options { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.gallery-options button { font-size: 13px; border: 1px solid transparent; background: #f5f5f7; border-radius: 24px; padding: 12px 18px; color: #515154; }
.gallery-options button[aria-pressed="true"] { background: #1d1d1f; color: #fff; }
.spec-section { background: #f5f5f7; }
.spec-table { margin: 44px 0 0; }
.spec-table > div { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; padding: 24px 0; border-top: 1px solid #d2d2d7; font-size: 17px; line-height: 1.5; }
.spec-table dt { font-weight: 600; }
.spec-table dd { margin: 0; color: #6e6e73; }
.purchase-section { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(0,1fr); gap: 80px; align-items: start; }
.purchase-visual { position: sticky; top: 140px; }
.purchase-visual > img { width: 100%; height: 340px; object-fit: contain; margin-top: 24px; }
.purchase-caption { font-size: 12px; color: #6e6e73; text-align: center; }
.purchase-options h3 { font-size: 32px; letter-spacing: -.03em; margin: 12px 0 30px; }
.purchase-options fieldset { border: 0; margin: 0 0 32px; padding: 0; min-width: 0; }
.purchase-options legend { font-weight: 600; font-size: 17px; margin-bottom: 14px; }
.model-options { display: grid; gap: 10px; }
.option-card { display: flex; align-items: center; gap: 12px; border: 1px solid #b7b7bd; padding: 20px; border-radius: 12px; cursor: pointer; font-size: 15px; }
.option-card:has(input:checked) { border: 2px solid #0071e3; padding: 19px; }
.option-card input { accent-color: #0071e3; }
.color-options { display: flex; gap: 16px; flex-wrap: wrap; }
.color-option { position: relative; display: flex; flex-direction: column; align-items: center; gap: 10px; max-width: 86px; font-size: 11px; text-align: center; cursor: pointer; }
.color-option input { position: absolute; top: 8px; left: 8px; opacity: 0; width: 24px; height: 24px; }
.color-dot { width: 36px; height: 36px; border-radius: 50%; background: var(--swatch); border: 1px solid #0002; box-shadow: inset 0 2px 3px #0001; }
.color-option input:checked + .color-dot { outline: 2px solid #0071e3; outline-offset: 4px; }
.color-option input:focus-visible + .color-dot { outline: 3px solid #0071e3; outline-offset: 4px; }
.purchase-summary { border-top: 1px solid #d2d2d7; padding-top: 22px; font-size: 14px; line-height: 1.5; }
.purchase-summary > span { color: #6e6e73; font-size: 12px; }
.purchase-summary > p { font-weight: 600; margin: 6px 0 24px; }
.purchase-price { display: flex; flex-direction: column; gap: 7px; }
.purchase-price > span { font-size: 13px; }
.purchase-price strong { font-size: 40px; letter-spacing: -.04em; }
.purchase-price > p { margin: 0; font-size: 16px; }
.price-context, .stock-note { font-size: 12px; line-height: 1.6; color: #6e6e73; }
.stock-note { border-top: 1px solid #ddd; padding-top: 16px; margin-top: 22px; }
.text-link { color: #0066cc; font-size: 15px; line-height: 1.5; }
.text-link:hover { text-decoration: underline; }
.faq-section { padding-top: 20px; }
.faq-section h2 { margin-bottom: 34px; }
.faq-section details { border-bottom: 1px solid #d2d2d7; padding: 24px 0; }
.faq-section summary { cursor: pointer; font-size: 21px; font-weight: 600; padding-right: 20px; }
.faq-section details > p { font-size: 17px; color: #6e6e73; line-height: 1.55; max-width: 850px; }
.related-section { background: #f5f5f7; }
.related-track { display: flex; gap: 20px; overflow-x: auto; padding-bottom: 24px; scroll-snap-type: x mandatory; }
.related-product { flex: 0 0 280px; border-radius: 22px; background: #fff; padding: 18px 24px 28px; scroll-snap-align: start; }
.related-product img { width: 100%; height: 180px; object-fit: contain; }
.related-product h3 { font-size: 22px; letter-spacing: -.03em; }
.related-product > span { color: #0066cc; font-size: 14px; }
.product-notes { max-width: var(--detail-width); margin: auto; padding: 30px 24px; font-size: 11px; color: #6e6e73; line-height: 1.6; }
.product-notes a { text-decoration: underline; }
@media(max-width: 900px) {
  .features { grid-template-columns: 1fr; }
  .feature-card { display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
  .feature-card > img { height: 300px; }
  .detail-hero-bottom { gap: 24px; }
  .story-heading { gap: 30px; }
  .purchase-section { gap: 40px; }
}
@media(max-width: 600px) {
  .product-nav > div { padding: 10px 20px; gap: 10px; }
  .product-nav-name { font-size: 17px; }
  .product-nav-links { gap: 12px; }
  .product-nav-links > a:not(.button) { display: none; }
  .detail-hero { padding-bottom: 30px; }
  .detail-media { height: 330px; }
  .detail-hero-bottom { grid-template-columns: 1fr; padding: 20px; gap: 30px; }
  .detail-headline { font-size: 46px; }
  .detail-intro { font-size: 18px; }
  .detail-section { padding: 62px 20px; }
  .section-top { flex-direction: column; gap: 14px; }
  .section-top > p { font-size: 16px; }
  .features { display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 16px; }
  .feature-card { display: block; flex: 0 0 88%; scroll-snap-align: start; }
  .feature-card > img { height: 280px; }
  .feature-card > div { padding: 24px; }
  .story-heading, .purchase-section { grid-template-columns: 1fr; gap: 28px; }
  .story-heading > p { font-size: 18px; }
  .product-gallery { margin-top: 30px; }
  .product-gallery > img { height: 300px; }
  .gallery-options button { font-size: 12px; padding: 10px 14px; }
  .spec-table > div { grid-template-columns: 1fr; gap: 8px; font-size: 16px; }
  .purchase-visual { position: static; }
  .purchase-visual > img { height: 240px; }
  .faq-section summary { font-size: 18px; }
  .related-product { flex-basis: 250px; }
}
@media(max-width:700px){.product-nav-name{min-width:0;font-size:18px}.product-nav>div{padding:10px 16px;gap:12px}.product-nav-links .button{min-height:44px}.gallery-options button{min-height:44px}.color-option,.option-card{min-height:44px}.purchase-options{min-width:0}.detail-headline{font-size:clamp(34px,9vw,46px);overflow-wrap:break-word}}