/* Композиции предметного лендинга. Hero и общая шапка остаются в landing.css.
   Палитра: #08080a фон, #111114 поверхность, #f2f0ed текст,
   #9b9891 подписи, #e8a961 акцент. Inter Tight, открытые сетки и крупные кадры. */

.section { padding-block: clamp(64px, 8vw, 116px); }
.section .reveal { opacity: 1; transform: none; transition: none; }
.section h2 { font-size: clamp(36px, 4.6vw, 66px); font-weight: 400; letter-spacing: -.045em; line-height: 1.04; text-wrap: balance; }
.section .section-head { margin-bottom: 48px; }
.section .section-head p { max-width: 44ch; line-height: 1.65; }
.section .section-head { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: end; }
.section .section-head p { margin: 0; }
.section .figure img, .section .pad-photo, .section .tag,
.section .power-photo-label, .section .power-tabs, .section .pad-photo-label,
.section .sound-stats, .section .sound-stats > div,
.section .power-stats, .section .power-stats > div,
.section .surround-foot, .section .faq details,
.section .btn, .section .photo-zoom-button { border: 0; }
.section .ergo-spot, .section .ergo-tip, .section .power-tabs-thumb,
.section .power-photo-label i, .section .power-post i,
.section .pad-swatches i, .section .preset-tags i,
.section .toggle::after, .section .preorder-status i { box-shadow: none; }
.section .ergo-spot::after, .section .preset::before,
.section .finish-media::before, .section .power-photo::after,
.section .pad-label::before, .section .power-label::before { content: none; }
.section .preorder-status i { animation: none; }
.section .power-post i.is-new { background: var(--accent); }
.section .power-post i.is-empty { background: #202023; opacity: .35; }
.section .power-post i::after { border: 0; background: #77767a; }
.section .pad-swatches i { border: 0; }
.section .pad-swatches i + i { margin-left: 6px; }
.section .pad-photo-note > span::after { border: 0; outline: 0; }
.section .btn-ghost { background: #222226; }
.section .sound-points li { display: block; }
.section .sound-points li::before { content: none; }
.section .sound-points p { font-size: 15px; line-height: 1.6; }
.section .sound-stats { gap: 24px; }
.section .sound-stats > div { padding: 0; }
.section .sound-stats dt { color: var(--text); }
.section .surround-foot { padding-top: 0; }
.section .surround-foot p { max-width: 65ch; color: var(--muted); }
.section .light-toggle { max-width: calc(100% - 32px); }

/* Конструкция: один предметный кадр и вертикальная шкала размеров. */
#construction { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 44px 52px; }
#construction .section-head { grid-column: 1 / -1; margin: 0; }
#construction .figure { grid-column: 1; grid-row: 2; align-self: center; }
#construction .figure img { aspect-ratio: 1.12; object-fit: cover; }
#construction .figure figcaption { white-space: normal; max-width: 48ch; }
#construction .specs { grid-column: 2; grid-row: 2; display: flex; flex-direction: column; justify-content: center; gap: 27px; margin: 0; }
#construction .specs > div { padding: 0; background: none; }
#construction .specs dt { font-size: 30px; line-height: 1.2; }
#construction .specs > div:first-child dt { color: var(--accent); }
#construction .specs dd { color: var(--muted); letter-spacing: 0; }

/* Эргономика: пояснения сбоку привязаны к точкам в большом кадре. */
#ergonomics .section-head { grid-template-columns: 1fr 1fr; }
#ergonomics .ergo { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(0, 1fr); gap: 44px; align-items: start; }
#ergonomics .ergo-figure { aspect-ratio: 16 / 9; position: sticky; top: 106px; }
#ergonomics .ergo-figure img { object-fit: cover; }
#ergonomics .ergo-points { grid-template-columns: 1fr; margin: 0; gap: 24px; }
#ergonomics .ergo-points li { display: grid; grid-template-columns: 28px 1fr; gap: 0 16px; }
#ergonomics .ergo-points li::before { grid-row: span 2; margin: 0; }
#ergonomics .ergo-points h3 { font-size: 21px; }
#ergonomics .callout { background: none; padding: 40px 0 0; grid-template-columns: 1fr 1.4fr auto; }
#ergonomics .callout-num { font-size: clamp(78px, 10vw, 140px); color: var(--text); }

/* Инженерия: разные масштабы модулей, подписи вне изображений. */
#engineering .section-head { display: block; text-align: center; margin-bottom: 56px; }
#engineering .section-head p { max-width: 52ch; margin: 24px auto 0; }
#engineering .bento { grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 48px 28px; align-items: start; }
#engineering .tile { grid-column: span 4; background: none; overflow: visible; }
#engineering .tile:nth-child(1) { grid-column: span 7; }
#engineering .tile:nth-child(2) { grid-column: span 5; margin-top: 90px; }
#engineering .tile .tile-media { flex: none; height: auto; min-height: 0; aspect-ratio: 3 / 2; border-radius: 18px; }
#engineering .tile:first-child .tile-media { aspect-ratio: 1.32; }
#engineering .tile-body { padding: 24px 0 0; gap: 14px; }
#engineering .tile:first-child h3 { font-size: 30px; }
#engineering .tile-body p { max-width: 54ch; }
#engineering .tile-row { grid-column: 1 / -1; grid-template-columns: .7fr 1fr; gap: 48px; align-items: center; margin-top: 12px; }
#engineering .tile-row .tile-body { padding: 0; }
#engineering .tile-row .tile-media { aspect-ratio: 3 / 2; }

/* Электрика: компактный пульт слева, предметный кадр справа. */
#power .power-showcase { grid-template-columns: .8fr 1.2fr; gap: 48px; }
#power .power-copy { grid-column: 1; grid-row: 1; }
#power .power-material { grid-column: 2; grid-row: 1; }
#power .power-media { aspect-ratio: 1.15; }
#power .power-label { margin-bottom: 18px; }
#power .power-stats { padding: 0; gap: 24px 16px; grid-template-columns: 1fr 1fr; }
#power .power-stats > div { padding-left: 0; }
#power .power-stats dt { font-size: 46px; }
#power .power-purchase { align-items: flex-start; }

/* Акустика: панорама реек и отдельный разворот объёмного звука. */
#sound .sound { grid-template-columns: 1fr; gap: 32px; }
#sound .sound-photo .light-demo-media { aspect-ratio: 2 / 1; }
#sound .sound-body { display: grid; grid-template-columns: .6fr 1.4fr; gap: 60px; }
#sound .sound-stats { grid-template-columns: 1fr; gap: 25px; margin: 0; }
#sound .sound-stats dt { font-size: 54px; }
#sound .sound-points { grid-template-columns: 1fr 1fr; gap: 28px 40px; }
#sound .sound-points li:first-child { grid-column: 1 / -1; max-width: 58ch; }
#sound .surround { display: grid; grid-template-columns: .65fr 1.35fr; gap: 32px 56px; padding: 48px; margin-top: 64px; background: #141416; border-radius: 24px; }
.surround-mark { font-size: clamp(100px, 15vw, 210px); font-weight: 300; line-height: .9; letter-spacing: -.08em; align-self: center; color: var(--accent); }
#sound .surround-head h3 { font-size: 34px; }
#sound .surround-cases { grid-column: 1 / -1; margin: 12px 0 0; gap: 36px; }
#sound .surround-foot { grid-column: 1 / -1; margin-top: 8px; }

/* Экраны: широкая сцена и асимметричная галерея конфигураций. */
#monitors .section-head { grid-template-columns: 1fr 1fr; }
#monitors .sound { grid-template-columns: 1fr; gap: 36px; }
#monitors .sound-photo .light-demo-media { aspect-ratio: 2 / 1; }
#monitors .sound-body { display: grid; grid-template-columns: 1fr; gap: 32px; }
#monitors .sound-stats { margin: 0; padding: 0; max-width: 800px; }
#monitors .sound-stats dt { font-size: 64px; }
#monitors .sound-points { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; }
#monitors .monitor-cases { grid-template-columns: 1.3fr 1fr; gap: 40px 32px; align-items: start; margin-top: 56px; }
#monitors .monitor-cases li:nth-child(even) { margin-top: 64px; }
#monitors .monitor-cases h4 { font-size: 25px; font-weight: 400; }
#monitors .monitor-cases img { aspect-ratio: 3 / 2; }

/* Микрофон: вступление рядом с узлом, параметры и контактный лист ниже. */
#mic { display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px 48px; }
#mic .section-head { display: block; grid-column: 1; grid-row: 1; margin: 0; align-self: center; }
#mic .section-head p { margin-top: 26px; }
#mic .sound { display: contents; }
#mic .sound-plan { grid-column: 2; grid-row: 1; }
#mic .sound-body { grid-column: 1 / -1; display: grid; grid-template-columns: .6fr 1.4fr; gap: 48px; }
#mic .sound-photo .light-demo-media { aspect-ratio: 1.2; }
#mic .sound-points { grid-template-columns: 1fr 1fr; gap: 28px 36px; }
#mic .sound-points li:first-child { grid-column: 1 / -1; }
#mic .sound-stats { grid-template-columns: 1fr; gap: 26px; margin: 0; }
#mic .sound-stats dt { font-size: 44px; }
#mic .monitor-cases { grid-column: 1 / -1; grid-template-columns: 1fr 1fr; gap: 28px 44px; margin: 0; }
#mic > .surround-foot { grid-column: 1 / -1; margin: 0; }
#mic .monitor-cases li { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 22px; align-content: center; }
#mic .monitor-cases img { grid-row: span 2; align-self: center; }
#mic .monitor-cases h4 { margin: 0; align-self: end; }

/* Наушники: крупная деталь, три факта и небольшая галерея под ней. */
#headphones .section-head { grid-template-columns: 1.25fr .75fr; }
#headphones .sound { grid-template-columns: 1.7fr .7fr; gap: 40px 52px; }
#headphones .sound-body { display: contents; }
#headphones .sound-stats { grid-template-columns: 1fr; gap: 32px; margin: 0; }
#headphones .sound-stats dt { font-size: 54px; }
#headphones .sound-points { grid-column: 1 / -1; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; }
#headphones .monitor-cases { grid-template-columns: 1fr 1.45fr 1fr; gap: 28px; align-items: center; }
#headphones .monitor-cases h4 { font-size: 21px; }

/* Накладка: мягкость в большом кадре, устройство — на открытом фоне. */
#worktop-pad .pad-showcase { grid-template-columns: .7fr 1.3fr; gap: 52px; }
#worktop-pad .pad-photo .light-demo-media { aspect-ratio: 1.25; }
#worktop-pad .pad-details { grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 48px; }
#worktop-pad .pad-detail { padding: 0; background: none; align-items: center; }
#worktop-pad .pad-fixing { grid-column: 1 / -1; max-width: 740px; margin: 8px auto 0; }
#worktop-pad .pad-detail h3 { font-size: 24px; }
#worktop-pad .pad-footnote { margin-top: 28px; }

/* Отделки: вертикальные образцы шпона, как в материальной библиотеке. */
#finishes { display: grid; grid-template-columns: .75fr 1.25fr; gap: 44px 56px; }
#finishes .section-head { display: block; margin: 0; align-self: center; }
#finishes .section-head p { margin-top: 26px; }
#finishes > .figure { grid-column: 2; grid-row: 1; }
#finishes > .figure img { aspect-ratio: 1.3; }
#finishes .finishes { grid-column: 1 / -1; grid-row: 2; gap: 28px; margin: 0; align-items: start; }
#finishes .finish { background: none; overflow: visible; }
#finishes .finish:nth-child(even) { margin-top: 52px; }
#finishes .finish-media { aspect-ratio: .85; border-radius: 14px; }
#finishes .finish-info { padding: 20px 0 0; }
#finishes .finish-info h3 { font-size: 25px; }
#finishes .finish-info p { color: var(--muted); }
#finishes .finish-info em { padding-top: 6px; }

/* Сценарии: читаемый каталог строками, а не ещё шесть одинаковых карточек. */
#presets .section-head { grid-template-columns: 1fr 1fr; }
#presets .presets { grid-template-columns: 1fr; gap: 14px; }
#presets .preset { display: grid; grid-template-columns: 44px minmax(0, .8fr) minmax(0, 1.2fr) 165px; gap: 12px 28px; padding: 30px; background: #111114; align-items: start; }
#presets .preset-icon { grid-column: 1; grid-row: 1 / span 2; background: none; width: 40px; height: 40px; color: var(--accent); }
#presets .preset h3 { grid-column: 2; grid-row: 1 / span 2; margin: 5px 0 0; font-size: 26px; max-width: 12ch; }
#presets .preset > p { grid-column: 3; grid-row: 1; }
#presets .preset-tags { grid-column: 3; grid-row: 2; margin: 0; }
#presets .preset-foot { grid-column: 4; grid-row: 1 / span 2; display: flex; flex-direction: column; align-items: flex-end; padding: 0; margin: 0; gap: 16px; text-align: right; }
#presets .preset:hover { transform: none; background: #1b1b1f; }
#presets .preset-cta { grid-template-columns: 44px minmax(0, .8fr) minmax(0, 1.2fr) 165px; background: #28231d; }
#presets .preset-cta .btn { grid-column: 3; grid-row: 2; justify-self: start; margin: 8px 0 0; }

/* Финал: конфигуратор, крупный номер партии и спокойный FAQ в две колонки. */
#configurator .section-head { grid-template-columns: 1fr .85fr; align-items: center; }
#configurator h2 { max-width: 12ch; }
#preorder .preorder-card { grid-template-columns: 1fr; padding: 56px; gap: 48px; border-radius: 24px; background: #eeece7; }
#preorder .preorder-main { display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px 56px; }
#preorder .preorder-status { grid-column: 1 / -1; justify-self: start; margin: 0; padding: 0; background: none; }
#preorder h2 { grid-column: 1; grid-row: 2 / span 2; font-size: 43px; }
.batch-count { display: block; font-size: clamp(110px, 14vw, 192px); line-height: .9; letter-spacing: -.075em; margin-bottom: 16px; }
#preorder .lead { grid-column: 2; grid-row: 2; margin: 0; }
#preorder .preorder-offer { grid-column: 2; grid-row: 3; padding: 0; margin: 0; align-content: start; }
#preorder .steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
#preorder .steps li { display: block; padding: 0; }
#preorder .steps li::before { margin-bottom: 18px; }
#preorder .steps li::after { content: none; }
#preorder .steps h3 { font-size: 21px; margin-bottom: 10px; }
#faq { display: grid; grid-template-columns: .65fr 1.35fr; gap: 64px; align-items: start; }
#faq .section-head { display: block; position: sticky; top: 110px; }
#faq .faq { display: grid; gap: 12px; }
#faq .faq details { padding: 22px 26px; background: #111114; border-radius: 14px; }
#faq .faq summary { font-size: 20px; }

@media (max-width: 1050px) {
  .section .section-head { gap: 32px; }
  #construction { grid-template-columns: minmax(0, 1fr) 240px; gap: 32px; }
  #construction .specs dt { font-size: 26px; }
  #ergonomics .ergo { grid-template-columns: 1.2fr 1fr; gap: 28px; }
  #ergonomics .callout { grid-template-columns: .7fr 1fr; }
  #ergonomics .callout .btn { grid-column: 2; justify-self: start; }
  #power .power-showcase { gap: 32px; }
  #sound .surround { padding: 36px; gap: 28px; }
  #mic .sound { gap: 32px; }
  #mic .monitor-cases li { grid-template-columns: 1fr; }
  #mic .monitor-cases img { grid-row: auto; }
  #presets .preset { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr) 150px; gap: 14px 24px; }
  #presets .preset-icon { display: none; }
  #presets .preset h3 { grid-column: 1; }
  #presets .preset > p, #presets .preset-tags, #presets .preset-cta .btn { grid-column: 2; }
  #presets .preset-foot { grid-column: 3; }
  #preorder .preorder-card { padding: 36px; }
  #preorder .preorder-main { gap: 24px 36px; }
  #faq { gap: 36px; }
}

@media (max-width: 760px) {
  .section h2 { font-size: clamp(36px, 7.5vw, 54px); }
  .section .section-head { display: block; margin-bottom: 30px; }
  .section .section-head p { margin-top: 22px; max-width: 48ch; }
  #construction { display: flex; flex-direction: column; gap: 28px; }
  #construction .section-head { margin-bottom: 0; }
  #construction .figure { order: 1; width: 100%; }
  #construction .figure img { aspect-ratio: 3 / 2; }
  #construction .specs { order: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  #construction .specs dt { font-size: clamp(21px, 4.4vw, 28px); }
  #ergonomics .ergo { grid-template-columns: 1fr; gap: 28px; }
  #ergonomics .ergo-figure { position: relative; top: auto; aspect-ratio: 16 / 9; }
  #ergonomics .ergo-figure img { object-fit: cover; }
  #ergonomics .ergo-points { grid-template-columns: 1fr 1fr; gap: 24px; }
  #ergonomics .callout { padding-top: 0; gap: 24px; }
  #ergonomics .callout-num { font-size: 84px; }
  #engineering .bento { grid-template-columns: 1fr 1fr; gap: 36px 22px; }
  #engineering .tile, #engineering .tile:nth-child(1), #engineering .tile:nth-child(2) { grid-column: auto; margin-top: 0; }
  #engineering .tile:first-child { grid-column: 1 / -1; }
  #engineering .tile:first-child .tile-media { aspect-ratio: 3 / 2; }
  #engineering .tile-row { grid-template-columns: 1fr 1fr; gap: 24px; }
  #power .power-showcase, #worktop-pad .pad-showcase { grid-template-columns: 1fr; gap: 32px; }
  #power .power-copy, #power .power-material { grid-column: auto; grid-row: auto; }
  #power .power-copy { order: -1; }
  #power .power-media { aspect-ratio: 3 / 2; }
  #power .power-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  #sound .sound-body { grid-template-columns: 1fr; gap: 32px; }
  #sound .sound-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  #sound .sound-stats dt { font-size: 40px; }
  #sound .sound-photo .light-demo-media, #monitors .sound-photo .light-demo-media { aspect-ratio: 3 / 2; }
  #sound .surround { grid-template-columns: 1fr; padding: 28px; }
  .surround-mark { font-size: 110px; }
  #sound .surround-head h3 { font-size: 29px; }
  #sound .surround-cases { grid-template-columns: 1fr; gap: 24px; }
  #sound .surround-cases li { display: grid; grid-template-columns: 28px 1fr; gap: 0 14px; }
  #sound .surround-cases .preset-icon { grid-row: span 2; margin-top: 3px; }
  #sound .surround-cases h4 { margin: 0 0 8px; }
  #monitors .sound-stats dt { font-size: 44px; }
  #monitors .sound-points { grid-template-columns: 1fr; gap: 24px; }
  #monitors .monitor-cases { gap: 28px 20px; margin-top: 36px; }
  #monitors .monitor-cases li:nth-child(even) { margin-top: 32px; }
  #monitors .monitor-cases h4 { font-size: 21px; }
  #mic { grid-template-columns: 1fr; gap: 28px; }
  #mic .section-head, #mic .sound-plan, #mic .sound-body { grid-column: 1; grid-row: auto; }
  #mic .sound-body { grid-template-columns: 1fr; gap: 28px; }
  #mic .sound-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
  #mic .sound-points { grid-template-columns: 1fr; gap: 24px; }
  #mic .sound-photo .light-demo-media { aspect-ratio: 3 / 2; }
  #mic .monitor-cases { gap: 28px 20px; }
  #headphones .sound { grid-template-columns: 1fr; gap: 28px; }
  #headphones .sound-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
  #headphones .sound-stats dt { font-size: 38px; }
  #headphones .sound-points { grid-template-columns: 1fr; gap: 24px; }
  #headphones .monitor-cases { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
  #headphones .monitor-cases li:nth-child(2) { grid-column: 1 / -1; grid-row: 1; }
  #worktop-pad .pad-intro { max-width: 44ch; }
  #worktop-pad .pad-photo .light-demo-media { aspect-ratio: 3 / 2; }
  #worktop-pad .pad-details { grid-template-columns: 1fr; gap: 32px; }
  #worktop-pad .pad-fixing { margin: 0; }
  #finishes { grid-template-columns: 1fr; gap: 30px; }
  #finishes > .figure { grid-column: 1; grid-row: 2; }
  #finishes .finishes { grid-row: 3; grid-template-columns: 1fr 1fr; gap: 24px; }
  #finishes .finish { display: flex; }
  #finishes .finish:nth-child(even) { margin-top: 32px; }
  #finishes .finish-media { aspect-ratio: .95; min-height: 0; }
  #finishes .finish-info h3 { font-size: 22px; }
  #presets .preset { grid-template-columns: 1fr auto; padding: 24px; gap: 18px; }
  #presets .preset h3 { grid-column: 1 / -1; grid-row: 1; max-width: none; margin: 0; }
  #presets .preset > p { grid-column: 1 / -1; grid-row: 2; }
  #presets .preset-tags { grid-column: 1 / -1; grid-row: 3; }
  #presets .preset-foot { grid-column: 1 / -1; grid-row: 4; flex-direction: row; align-items: center; text-align: left; }
  #presets .preset-cta .btn { grid-column: 1 / -1; grid-row: 5; }
  #preorder .preorder-main { grid-template-columns: 1fr; }
  #preorder h2, #preorder .lead, #preorder .preorder-offer { grid-column: 1; grid-row: auto; }
  #preorder h2 { font-size: 38px; }
  #preorder .steps { grid-template-columns: 1fr; }
  #preorder .steps li { display: grid; grid-template-columns: 36px 1fr; gap: 0 18px; }
  #preorder .steps li::before { width: 36px; height: 36px; }
  #faq { grid-template-columns: 1fr; gap: 0; }
  #faq .section-head { position: static; }
}

@media (max-width: 480px) {
  #ergonomics .ergo-points { grid-template-columns: 1fr; }
  #ergonomics .callout { grid-template-columns: 1fr; }
  #ergonomics .callout .btn { grid-column: 1; }
  #engineering .bento { grid-template-columns: 1fr; }
  #engineering .tile-row { grid-template-columns: 1fr; }
  #power .power-stats { grid-template-columns: 1fr 1fr; }
  #sound .sound-points { grid-template-columns: 1fr; }
  #sound .sound-stats { gap: 16px; }
  #monitors .monitor-cases { grid-template-columns: 1fr; }
  #monitors .monitor-cases li:nth-child(even) { margin-top: 0; }
  #mic .sound-stats dt { font-size: 30px; }
  #mic .monitor-cases { grid-template-columns: 1fr; }
  #mic .monitor-cases li { grid-template-columns: .85fr 1fr; gap: 8px 18px; }
  #mic .monitor-cases img { grid-row: span 2; }
  #headphones .sound-stats dt { font-size: 31px; }
  #finishes .finish-badge { font-size: 10px; padding: 5px 8px; left: 8px; top: 8px; }
  #finishes .finish-info h3 { font-size: 20px; }
  #preorder .preorder-card { padding: 28px 24px; }
  #faq .faq details { padding: 20px; }
}