body[data-kind="tv-box-product"] .page-hero { padding-bottom: 46px; }
body[data-kind="tv-box-product"] .page-hero h1 { max-width: 1120px; }
.tvb-page { display: grid; gap: 74px; padding-top: 8px; padding-bottom: 96px; }
.tvb-page > * { min-width: 0; }
.tvb-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, .72fr); gap: clamp(30px, 6vw, 72px); align-items: center; padding: clamp(28px, 5vw, 54px); border: 1px solid #40536e; border-radius: 24px; background: radial-gradient(circle at 82% 30%, rgba(217,180,109,.16), transparent 36%), var(--navy-900); box-shadow: var(--shadow); }
.tvb-intro h2 { margin: 8px 0 15px; font-size: clamp(32px, 4.5vw, 54px); line-height: 1.08; letter-spacing: -.03em; }
.tvb-intro p { max-width: 64ch; margin: 0; color: #c6d0dc; font-size: clamp(18px, 1.8vw, 22px); }
.tvb-intro-card { display: grid; gap: 13px; margin: 0; padding: 24px; border: 1px solid #536681; border-radius: 17px; background: rgba(7,16,31,.74); }
.tvb-intro-card div { display: grid; grid-template-columns: 32px 1fr; gap: 11px; align-items: start; }
.tvb-intro-card dt { grid-column: 2; color: var(--gold-light); font-weight: 800; }
.tvb-intro-card dt::before { display: inline-grid; place-items: center; width: 27px; height: 27px; margin-left: -43px; margin-right: 16px; border-radius: 50%; background: var(--gold); color: var(--navy-950); content: "✓"; }
.tvb-intro-card dd { grid-column: 2; margin: -6px 0 0; color: var(--muted); }
.tvb-product { scroll-margin-top: 112px; }
.tvb-product-heading { max-width: 920px; margin-bottom: 28px; }
.tvb-product-heading h2 { margin: 8px 0 12px; font-size: clamp(34px, 4.8vw, 56px); line-height: 1.08; letter-spacing: -.03em; }
.tvb-product-heading p { max-width: 72ch; margin: 0; color: #c7d0dc; font-size: clamp(18px, 1.6vw, 21px); }
.tvb-product-badge { display: inline-flex; padding: 5px 10px; border: 1px solid #586b84; border-radius: 999px; color: var(--gold-light); font-size: 13px; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.tvb-product.is-featured .tvb-product-badge { border-color: var(--gold); background: rgba(217,180,109,.12); }
.tvb-product-grid { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(360px, .96fr); gap: clamp(28px, 5vw, 62px); align-items: start; }
.tvb-gallery { min-width: 0; margin: 0; }
.tvb-gallery-stage { display: grid; place-items: center; min-height: 420px; overflow: hidden; border: 1px solid #435570; border-radius: 21px; background: #f7f7f5; box-shadow: 0 24px 62px rgba(0,0,0,.28); }
.tvb-gallery-stage picture, .tvb-gallery-stage img { display: block; width: 100%; height: 100%; }
.tvb-gallery-stage img { aspect-ratio: 4 / 3; object-fit: contain; }
.tvb-gallery figcaption { min-height: 2.8em; margin-top: 11px; color: #aebac9; font-size: 15px; }
.tvb-gallery-thumbs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 9px; margin-top: 13px; }
.tvb-gallery-thumbs button { min-width: 0; padding: 3px; overflow: hidden; border: 2px solid transparent; border-radius: 10px; background: #f7f7f5; cursor: pointer; }
.tvb-gallery-thumbs button[aria-pressed="true"] { border-color: var(--gold); box-shadow: 0 0 0 2px rgba(217,180,109,.2); }
.tvb-gallery-thumbs picture, .tvb-gallery-thumbs img { display: block; width: 100%; height: 100%; }
.tvb-gallery-thumbs img { aspect-ratio: 4 / 3; object-fit: contain; }
.tvb-details { min-width: 0; padding: clamp(24px, 4vw, 38px); border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg, rgba(27,43,69,.96), rgba(16,26,43,.98)); }
.tvb-details h3 { margin: 0 0 12px; color: var(--paper); font-size: 25px; line-height: 1.2; }
.tvb-specs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 11px; margin: 0 0 28px; }
.tvb-specs div { padding: 12px 14px; border: 1px solid #3b4e68; border-radius: 11px; background: rgba(7,16,31,.45); }
.tvb-specs dt { color: #96a6ba; font-size: 13px; text-transform: uppercase; letter-spacing: .07em; }
.tvb-specs dd { margin: 3px 0 0; color: var(--paper); font-weight: 750; }
.tvb-checklist { display: grid; gap: 8px; margin: 0 0 26px; padding: 0; list-style: none; }
.tvb-checklist li { position: relative; padding-left: 27px; color: #c9d2dd; }
.tvb-checklist li::before { position: absolute; left: 0; color: var(--success); font-weight: 900; content: "✓"; }
.tvb-for-whom { margin: 0 0 25px; padding: 17px 19px; border-left: 4px solid var(--gold); border-radius: 8px; background: rgba(7,16,31,.52); color: #cbd4df; }
.tvb-for-whom strong { color: var(--gold-light); }
.tvb-buy { display: grid; gap: 9px; }
.tvb-buy .button { min-height: 54px; text-align: center; }
.tvb-buy small { color: #9eacbd; }
.tvb-section { padding-top: 70px; border-top: 1px solid #223450; }
.tvb-section-heading { max-width: 850px; margin-bottom: 28px; }
.tvb-section-heading h2 { margin: 8px 0 12px; font-size: clamp(34px, 4.8vw, 54px); line-height: 1.08; letter-spacing: -.03em; }
.tvb-section-heading p { margin: 0; color: var(--muted); font-size: 19px; }
.tvb-table-wrap { overflow-x: auto; border: 1px solid #40536e; border-radius: 16px; }
.tvb-comparison { width: 100%; min-width: 760px; border-collapse: collapse; background: var(--navy-900); }
.tvb-comparison th, .tvb-comparison td { padding: 15px 17px; border-bottom: 1px solid #33465f; text-align: left; vertical-align: top; }
.tvb-comparison thead th { background: var(--navy-850); color: var(--gold-light); font-size: 17px; }
.tvb-comparison tbody th { width: 170px; color: #aebac9; font-size: 14px; text-transform: uppercase; letter-spacing: .05em; }
.tvb-comparison tr:last-child th, .tvb-comparison tr:last-child td { border-bottom: 0; }
.tvb-install-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: tvb-step; }
.tvb-install-grid li { min-width: 0; padding: 23px; border: 1px solid #40536e; border-radius: 15px; background: var(--navy-900); list-style: none; color: #c3ceda; }
.tvb-install-grid li::before { display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 13px; border-radius: 50%; background: var(--gold); color: var(--navy-950); font-weight: 900; counter-increment: tvb-step; content: counter(tvb-step); }
.tvb-note { margin-top: 22px; padding: 19px 22px; border: 1px solid #536681; border-radius: 13px; background: var(--navy-850); color: #c8d2dd; }
.tvb-note strong { color: var(--gold-light); }
.tvb-faq { display: grid; gap: 12px; }
.tvb-faq details { border: 1px solid #40536e; border-radius: 13px; background: var(--navy-900); }
.tvb-faq summary { min-height: 58px; padding: 16px 19px; color: var(--gold-light); font-size: 18px; font-weight: 750; cursor: pointer; }
.tvb-faq p { max-width: 76ch; margin: 0; padding: 0 19px 19px; color: var(--muted); }
.tvb-final { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: clamp(26px, 5vw, 48px); border: 1px solid var(--gold); border-radius: 20px; background: linear-gradient(135deg, rgba(217,180,109,.14), rgba(16,26,43,.98)); }
.tvb-final h2 { margin: 0 0 9px; font-size: clamp(29px, 4vw, 45px); line-height: 1.1; }
.tvb-final p { max-width: 66ch; margin: 0; color: #c6d0dc; }
.tvb-final .button { flex: 0 0 auto; }

@media (max-width: 900px) {
  .tvb-intro, .tvb-product-grid { grid-template-columns: 1fr; }
  .tvb-gallery-stage { min-height: 0; }
  .tvb-install-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tvb-final { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 600px) {
  .tvb-page { gap: 54px; padding-bottom: 64px; }
  .tvb-intro { padding: 23px 20px; }
  .tvb-product-heading h2, .tvb-section-heading h2 { overflow-wrap: anywhere; }
  .tvb-details { padding: 22px 18px; }
  .tvb-specs { grid-template-columns: 1fr; }
  .tvb-gallery-thumbs { gap: 5px; }
  .tvb-gallery-thumbs button { border-radius: 7px; }
  .tvb-install-grid { grid-template-columns: 1fr; padding: 0; }
  .tvb-final .button { width: 100%; }
}