.konic-source-product {
  --source-bg: #f3efe7;
  --source-card: #faf8f3;
  --source-ink: #171513;
  --source-muted: #726c65;
  --source-line: rgba(23, 21, 19, .13);
  --source-red: #ed1c24;
  width: min(1440px, calc(100% - 48px));
  margin: 20px auto 0;
  color: var(--source-ink);
}
.konic-source-product * { box-sizing: border-box; }
.konic-source-product__hero { display: grid; grid-template-columns: .98fr 1.02fr; gap: 20px; align-items: stretch; }
.konic-source-product__gallery,
.konic-source-product__copy,
.konic-source-product__tabs {
  border: 1px solid var(--source-line);
  border-radius: 24px;
  overflow: hidden;
  background: var(--source-card);
}
.konic-source-product__gallery { display: grid; grid-template-rows: 430px 130px; min-height: 560px; padding: 0; background: #fff; }
.konic-source-product__stage {
  display: grid;
  place-items: center;
  width: 100%;
  height: 430px;
  padding: clamp(20px, 2.6vw, 40px);
  border-radius: 0;
  overflow: hidden;
  background: #fff;
}
.konic-source-product__stage img { width: 90%; height: 90%; max-width: 90%; max-height: 90%; object-fit: contain; }
.konic-source-product__thumbs { display: grid; grid-template-columns: repeat(var(--source-thumb-count, 4), minmax(0, 1fr)); align-items: stretch; gap: 10px; min-height: 130px; margin: 0; padding: 10px; overflow: hidden; scrollbar-width: none; border-top: 1px solid var(--source-line); background: #fff; }
.konic-source-product__thumbs::-webkit-scrollbar { display: none; }
.konic-source-product__thumb {
  width: 100%;
  min-width: 0;
  height: 110px;
  padding: 8px;
  border: 1px solid var(--source-line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
}
.konic-source-product__thumb.is-active { border-color: var(--source-red); }
.konic-source-product__thumb img { width: 100%; height: 100%; object-fit: contain; }
.konic-source-product__copy {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 560px;
  padding: 42px 48px;
  color: #fff;
  background: #171513;
}
.konic-source-product__copy::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -110px;
  width: 330px;
  height: 330px;
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 50%;
  pointer-events: none;
}
.konic-source-product__category { margin: 0 0 14px; color: var(--source-red); font-size: 10px; font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.konic-source-product__copy h1 { max-width: 700px; margin: 0; font-size: clamp(32px, 3vw, 48px); line-height: 1.02; letter-spacing: -.038em; }
.konic-source-product__model { display: block; margin-top: 19px; color: rgba(255, 255, 255, .58); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.konic-source-product__description { max-width: 620px; margin: 19px 0 0; color: rgba(255, 255, 255, .72); font-size: 14px; line-height: 1.55; }
.konic-source-product__features { display: grid; grid-template-columns: repeat(2, 1fr); margin: 22px 0 0; padding: 0; list-style: none; border-top: 1px solid rgba(255, 255, 255, .17); }
.konic-source-product__features li { min-height: 48px; padding: 14px 5px; border-bottom: 1px solid rgba(255, 255, 255, .17); color: rgba(255, 255, 255, .75); font-size: 13px; }
.konic-source-product__features li:nth-child(odd) { padding-right: 18px; border-right: 1px solid rgba(255, 255, 255, .17); }
.konic-source-product__features li:nth-child(even) { padding-left: 18px; }
.konic-source-product__purchase { position: relative; z-index: 1; display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-top: auto; padding-top: 18px; }
.konic-source-product__price small { display: block; color: rgba(255, 255, 255, .5); font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.konic-source-product__price strong { display: block; margin-top: 4px; font-size: 28px; }
.konic-source-product__cta { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 22px; border-radius: 8px; color: #fff; background: var(--source-red); font-size: 14px; font-weight: 700; text-decoration: none; }
.konic-source-product__tabs { margin-top: 20px; background: #fff; }
.konic-source-product__tab-list { display: grid; grid-template-columns: repeat(var(--source-tab-count, 2), minmax(0, 1fr)); border-bottom: 1px solid var(--source-line); }
.konic-source-product__tab-list button { min-height: 62px; padding: 12px; border: 0; color: var(--source-muted); background: transparent; font-weight: 700; cursor: pointer; }
.konic-source-product__tab-list button.is-active { color: var(--source-red); background: transparent; }
.konic-source-product__panel { display: none; grid-template-columns: 1fr; gap: 20px; padding: 44px; background: #fff; }
.konic-source-product__panel.is-active { display: grid; }
.konic-source-product__panel > h2 { display: none; }
.konic-source-product__panel > * { grid-column: 1 / -1; }
.konic-source-product__panel p { margin: 0; color: var(--source-muted); font-size: 15px; line-height: 1.7; }
.konic-source-product__panel ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; margin: 26px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--source-line); }
.konic-source-product__panel li { padding: 14px 8px 14px 0; border-bottom: 1px solid var(--source-line); color: var(--source-ink); font-size: 14px; }
.konic-source-product__story { grid-column: 1 / -1; display: grid; gap: 20px; margin-top: 20px; }
.konic-source-product__story img,
.konic-source-product__specification img { display: block; width: 100%; height: auto; border-radius: 16px; }
.konic-source-product__specification { grid-column: 1 / -1; }
.konic-source-product__files { grid-column: 1 / -1; display: grid; gap: 10px; }
.konic-source-product__file { display: flex; align-items: center; justify-content: space-between; min-height: 64px; padding: 14px 20px; border: 1px solid var(--source-line); border-radius: 12px; color: var(--source-ink); text-decoration: none; }
.konic-source-product__files video { width: 100%; border-radius: 14px; background: #000; }
.konic-source-product__empty { grid-column: 1 / -1; color: var(--source-muted); }

.x-product-stage .x-source-main-image { width: 100%; height: 100%; padding: 34px; object-fit: contain; }
.x-product-gallery { display: grid; grid-template-rows: minmax(0, 1fr) auto; min-width: 0; overflow: hidden; border: 1px solid rgba(23,21,19,.12); border-radius: 20px; background: #fff; }
.x-product-gallery .x-product-stage { min-height: 0; border: 0; border-radius: 0; background: #fff; }
.x-product-thumbs { display: grid; grid-template-columns: repeat(auto-fit, minmax(76px, 1fr)); align-items: stretch; gap: 10px; min-height: 108px; padding: 10px; overflow-x: auto; border-top: 1px solid rgba(23,21,19,.12); background: #f0ece6; }
.x-product-thumb { width: 100%; min-width: 76px; height: 88px; padding: 7px; border: 1px solid rgba(23,21,19,.12); border-radius: 9px; background: #fff; cursor: pointer; }
.x-product-thumb.is-active { border-color: #df181d; }
.x-product-thumb img { display: block; width: 100%; height: 100%; object-fit: contain; }
.x-source-story { display: grid; gap: 20px; margin-top: 28px; }
.x-source-story img,
.x-source-specification img { display: block; width: 100%; height: auto; border-radius: 16px; }
.x-source-file-list { display: grid; gap: 10px; }
.x-source-file {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 62px;
  padding: 14px 18px;
  border: 1px solid rgba(23, 21, 19, .14);
  border-radius: 12px;
  color: inherit;
  text-decoration: none;
}
.x-source-video { width: 100%; border-radius: 14px; background: #000; }

@media (max-width: 900px) {
  .konic-source-product__hero { grid-template-columns: 1fr; }
  .konic-source-product__gallery, .konic-source-product__copy { min-height: auto; }
  .konic-source-product__stage { height: min(70vw, 500px); }
  .konic-source-product__panel { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 620px) {
  .konic-source-product { width: calc(100% - 24px); }
  .konic-source-product__gallery { padding: 10px; border-radius: 18px; }
  .konic-source-product__copy { padding: 34px 24px; border-radius: 18px; }
  .konic-source-product__features { grid-template-columns: 1fr; }
  .konic-source-product__features li:nth-child(odd) { border-right: 0; }
  .konic-source-product__features li:nth-child(even) { padding-left: 5px; }
  .konic-source-product__purchase { align-items: flex-start; flex-direction: column; }
  .konic-source-product__tab-list { grid-template-columns: repeat(2, 1fr); }
  .konic-source-product__panel { padding: 28px 20px; }
  .konic-source-product__panel ul { grid-template-columns: 1fr; }
  .x-product-stage .x-source-main-image { padding: 22px; }
}