.product-hero { padding: 48px 0 78px; }
.product-hero__grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(460px, 1.05fr); align-items: stretch; gap: 18px; }
.product-hero__grid > * { min-width: 0; }
.product-hero__copy { padding: 44px; display: flex; flex-direction: column; align-items: flex-start; }
.product-hero h1 { margin: 0; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: clamp(48px, 4.6vw, 64px); font-weight: 520; line-height: .96; }
.product-hero__summary { margin: 23px 0 0; color: var(--store-muted); font-size: 18px; line-height: 1.58; }
.product-hero__specs { width: 100%; margin: 30px 0 0; padding: 24px 0 0; border-top: 1px solid var(--store-line); display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.product-hero__specs span { min-width: 0; color: var(--store-muted); font-size: 11px; font-weight: 750; letter-spacing: .1em; overflow-wrap: anywhere; text-transform: uppercase; }
.product-hero__specs strong { margin-top: 6px; display: block; color: var(--store-title); font-size: 22px; }
.product-hero__price { margin-top: auto; padding-top: 40px; }
.product-hero__price span { color: var(--store-muted); font-size: 12px; }
.product-hero__price strong { display: block; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: 45px; font-weight: 600; }
.product-hero__price small { max-width: 48ch; margin-top: 6px; display: block; color: var(--store-muted); font-size: 12px; line-height: 1.45; }
.product-hero__actions { width: 100%; margin-top: 22px; display: grid; grid-template-columns: 1fr auto; gap: 10px; }

.product-gallery { padding: 18px; display: grid; grid-template-rows: minmax(420px,1fr) auto; gap: 12px; overflow: hidden; }
.product-gallery__stage { position: relative; overflow: hidden; border-radius: 13px; display: grid; place-items: center; background: radial-gradient(circle at 50% 45%, rgba(60,138,225,.18), transparent 44%), #110d19; }
.product-gallery__stage img { width: min(670px, 98%); max-height: 500px; object-fit: contain; filter: drop-shadow(0 30px 34px rgba(0,0,0,.38)); }
.product-gallery__stage.is-context img { width: 100%; height: 100%; max-height: none; object-fit: cover; filter: none; }
.product-gallery__thumbs { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
.product-gallery__thumbs button { min-height: 82px; padding: 8px; border: 1px solid var(--store-line); border-radius: 11px; display: grid; place-items: center; background: rgba(255,255,255,.025); color: var(--store-muted); }
.product-gallery__thumbs button:hover, .product-gallery__thumbs button.is-active { border-color: #ff7a31; background: rgba(255,107,39,.08); color: var(--store-title); }
.product-gallery__thumbs img { width: 76px; height: 56px; object-fit: contain; }
.product-gallery__thumbs span { font-size: 11px; font-weight: 650; }

.product-description { padding: 0 0 88px; }
.product-description__grid { display: grid; grid-template-columns: minmax(0,1.12fr) minmax(360px,.88fr); align-items: stretch; gap: 18px; }
.product-description__copy, .product-specifications { min-width: 0; padding: 38px; }
.product-description h2 { margin: 0; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: 32px; font-weight: 500; line-height: 1.1; }
.product-description__copy h2 span { display: block; text-wrap: balance; }
.product-description__copy h2 span + span { margin-top: 7px; color: var(--store-muted); font-size: .78em; line-height: 1.18; }
.product-description__copy > p:not(.store-eyebrow) { margin: 20px 0 0; color: var(--store-text); font-size: 16px; line-height: 1.66; }
.product-description__benefits { margin: 28px 0 0; padding: 22px 0 0; border-top: 1px solid var(--store-line); display: grid; gap: 13px; list-style: none; }
.product-description__benefits li { position: relative; padding-left: 22px; color: var(--store-text); font-size: 14px; line-height: 1.5; }
.product-description__benefits li::before { content: ""; width: 7px; height: 7px; position: absolute; top: .55em; left: 0; border-radius: 50%; background: #7b4ceb; box-shadow: 0 0 0 4px rgba(123,76,235,.09), 0 0 14px rgba(123,76,235,.48); }
.product-specifications h2 { font-size: 30px; }
.product-specifications dl { margin: 25px 0 0; }
.product-specifications dl > div { padding: 12px 0; border-top: 1px solid var(--store-line); display: grid; grid-template-columns: minmax(120px,.8fr) minmax(0,1.2fr); align-items: baseline; gap: 18px; }
.product-specifications dt { color: var(--store-muted); font-size: 12px; line-height: 1.4; }
.product-specifications dd { margin: 0; color: var(--store-title); font-size: 14px; font-weight: 620; line-height: 1.45; text-align: right; }

.product-features { padding: 90px 0; border-block: 1px solid rgba(255,255,255,.08); background: var(--store-bg-deep); }
.product-section-head { display: grid; grid-template-columns: .9fr 1.1fr; align-items: end; gap: 60px; }
.product-section-head h2 { margin: 0; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: 54px; font-weight: 500; line-height: .98; }
.product-section-head p { margin: 0; color: var(--store-muted); font-size: 17px; line-height: 1.65; }
.product-feature-grid { margin-top: 38px; display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; }
.product-feature { min-height: 220px; padding: 25px; position: relative; overflow: hidden; }
.product-feature::before { content: ""; width: 7px; height: 7px; border-radius: 50%; display: block; background: #7b4ceb; box-shadow: 0 0 0 5px rgba(123,76,235,.09), 0 0 18px rgba(123,76,235,.58); }
.product-feature span { margin-top: 76px; display: block; color: #aaa3ae; font-size: 10px; font-weight: 850; letter-spacing: .12em; }
.product-feature h3 { margin: 11px 0 0; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: 23px; font-weight: 500; line-height: 1.12; }

.product-options { padding: 88px 0; }
.product-options__grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: 18px; }
.product-options__intro, .product-options__list { padding: 38px; }
.product-options h2 { margin: 0; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: 50px; font-weight: 500; line-height: .98; }
.product-options__intro p { margin: 20px 0 0; color: var(--store-muted); font-size: 16px; line-height: 1.62; }
.product-options__list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.product-option { padding: 25px; border: 1px solid var(--store-line); border-radius: 13px; background: rgba(255,255,255,.025); }
.product-option span { color: #ff8a42; font-size: 10px; font-weight: 850; letter-spacing: .11em; }
.product-option h3 { margin: 12px 0 0; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: 26px; font-weight: 500; }
.product-option p { margin: 12px 0 0; color: var(--store-muted); font-size: 14px; line-height: 1.55; }

.product-order { padding: 0 0 96px; }
.product-order__panel { padding: 42px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 42px; background: radial-gradient(circle at 82% 40%, rgba(255,91,24,.16), transparent 30%), linear-gradient(145deg, var(--store-panel-strong), var(--store-panel)); }
.product-order h2 { margin: 0; color: var(--store-title); font-family: "Cuprum", sans-serif; font-size: 42px; font-weight: 500; line-height: 1.02; }
.product-order p { max-width: 700px; margin: 15px 0 0; color: var(--store-muted); font-size: 16px; line-height: 1.6; }

:root[data-theme="light"] .product-features { border-color: rgba(42,60,74,.1); }
:root[data-theme="light"] .product-gallery__stage { background: radial-gradient(circle at 50% 45%, rgba(42,137,194,.16), transparent 46%), #edf5f9; }
:root[data-theme="light"] .product-gallery__thumbs button, :root[data-theme="light"] .product-option { background: #f7fafc; }

@media (max-width: 1060px) {
  .product-hero__grid { grid-template-columns: 1fr; }
  .product-gallery { order: -1; }
  .product-description__grid { grid-template-columns: 1fr; }
  .product-feature-grid { grid-template-columns: repeat(3,1fr); }
  .product-section-head, .product-options__grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .product-hero { padding-top: 30px; }
  .product-hero__copy { padding: 30px 24px; }
  .product-hero__actions, .product-options__list, .product-order__panel { grid-template-columns: 1fr; }
  .product-gallery { padding: 10px; grid-template-rows: minmax(300px,1fr) auto; }
  .product-gallery__stage img { max-height: 340px; }
  .product-gallery__thumbs button { min-height: 74px; }
  .product-description { padding-bottom: 66px; }
  .product-description__copy, .product-specifications { padding: 28px 23px; }
  .product-description h2 { font-size: 30px; }
  .product-feature-grid { grid-template-columns: 1fr 1fr; }
  .product-section-head h2, .product-options h2 { font-size: 42px; }
  .product-order__panel { padding: 30px 23px; }
}
@media (max-width: 440px) {
  .product-hero h1 { font-size: 42px; }
  .product-hero__price strong { font-size: 38px; }
  .product-feature-grid { grid-template-columns: 1fr; }
  .product-feature { min-height: 170px; }
  .product-feature span { margin-top: 48px; }
  .product-options__intro, .product-options__list { padding: 26px 20px; }
  .product-gallery__thumbs span { display: none; }
  .product-description h2 { font-size: 27px; }
  .product-description__copy h2 span + span { font-size: .72em; line-height: 1.22; }
  .product-description__copy > p:not(.store-eyebrow) { font-size: 15px; }
  .product-specifications dl > div { grid-template-columns: 1fr; gap: 4px; }
  .product-specifications dd { text-align: left; }
}