:root {
  --navy: #2d2d2d;
  --navy-2: #3b3b3b;
  --ink: #2d2d2d;
  --muted: #666666;
  --line: #d4d0c8;
  --soft: #f6f3ed;
  --paper: #fffdf9;
  --orange: #f07822;
  --orange-dark: #c84a12;
  --industrial: #f1eee7;
  --life: #f5f2ec;
  --creative: #efeae2;
  --radius: 14px;
  --shadow: 0 12px 30px rgba(45, 45, 45, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; overflow-x: clip; }
body {
  margin: 0;
  color: var(--ink);
  background: #f1eee8;
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.72;
  overflow-x: clip;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  opacity: .28;
  pointer-events: none;
  background-image: radial-gradient(circle at 1px 1px, rgba(23,36,52,.075) 1px, transparent 0);
  background-size: 18px 18px;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; cursor: pointer; }
img { max-width: 100%; height: auto; display: block; }
.product-visual img, .category-card img, .detail-media img, .product-main-image img, .acoustic-card-visual img { object-fit: contain; }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3, h4 { color: var(--navy); line-height: 1.25; }
p { color: var(--muted); }
:focus-visible { outline: 3px solid rgba(232,95,34,.45); outline-offset: 3px; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 200; padding: 10px 14px; color: #fff; background: var(--navy); }
.skip-link:focus { top: 12px; }
.container { width: min(1200px, calc(100% - 48px)); margin-inline: auto; }
.section { padding: 80px 0; background: var(--paper); }
.section.soft { background: #efede8; border-block: 1px solid var(--line); }
.eyebrow { margin: 0 0 14px; color: var(--orange-dark); font-size: .78rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-bottom: 32px; }
.section-head h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.55rem); letter-spacing: -.035em; }
.section-head p { max-width: 600px; margin: 0; }

.topline { background: var(--navy); color: #dbe2e9; font-size: .78rem; letter-spacing: .04em; }
.topline .container { min-height: 34px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.topline strong { color: #fff; font-weight: 650; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,253,249,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); }
.header-inner { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand-image { height: 80px; overflow: visible; }
.brand-logo { display: block; width: auto; height: 80px; object-fit: contain; object-position: left center; }
.brand-mark { position: relative; width: 36px; height: 36px; border-radius: 9px; background: var(--navy); overflow: hidden; }
.brand-mark::before, .brand-mark::after { content: ""; position: absolute; left: 7px; background: var(--orange); transform: skew(-19deg); }
.brand-mark::before { width: 9px; height: 26px; top: 5px; }
.brand-mark::after { width: 9px; height: 18px; left: 20px; bottom: 5px; }
.brand-word { display: block; color: var(--navy); font-size: 1.08rem; font-weight: 850; letter-spacing: .055em; line-height: 1; }
.brand-cn { display: block; margin-top: 6px; color: var(--muted); font-size: .67rem; letter-spacing: .04em; }
.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a { position: relative; padding: 10px 14px; border-radius: 9px; color: #55524e; font-size: 1rem; font-weight: 620; }
.main-nav a:hover { color: var(--navy); background: var(--soft); }
.main-nav a[aria-current="page"] { color: var(--navy); background: #f1ece3; box-shadow: inset 0 -2px 0 var(--orange); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.menu-button { display: none; width: 42px; height: 42px; border: 1px solid var(--line); background: #fff; border-radius: 10px; }
.menu-button span { display: block; width: 18px; height: 2px; margin: 4px auto; background: var(--navy); }
.button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 11px 19px; border: 1px solid transparent; border-radius: 10px; font-size: 1rem; font-weight: 720; transition: transform .2s, background .2s, border-color .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); }
.button.primary { color: #fff; background: var(--navy); }
.button.primary:hover { background: var(--orange); box-shadow: 0 8px 18px rgba(200,74,18,.18); }
.button.secondary { color: var(--navy); background: #fff; border-color: #b9c2cc; }
.button.dark { color: #fff; background: var(--navy); }
.button.dark:hover { background: var(--orange); }
.button.small { min-height: 38px; padding: 8px 14px; font-size: .88rem; }
.arrow { font-size: 1.05em; }

.hero { padding: 54px 0 44px; background: linear-gradient(105deg, #e9e7e2 0 56%, #f5f3ef 56%); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 50px; align-items: center; min-height: 520px; }
.hero h1 { max-width: 760px; margin: 0 0 22px; font-size: clamp(2.35rem, 5.1vw, 4.8rem); letter-spacing: -.055em; }
.hero h1 span { color: var(--orange); }
.hero .lead { max-width: 690px; margin-bottom: 28px; color: #52606d; font-size: 1.08rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 40px; border-top: 1px solid var(--line); }
.hero-facts div { padding: 18px 18px 0 0; }
.hero-facts strong { display: block; color: var(--navy); font-size: .95rem; }
.hero-facts span { color: var(--muted); font-size: .82rem; }
.material-board { min-height: 454px; display: grid; grid-template-columns: 1.2fr .8fr; gap: 12px; padding: 18px; background: var(--navy); border-radius: 22px; box-shadow: var(--shadow); }
.material-main, .material-side > div { position: relative; overflow: hidden; border-radius: 10px; border: 1px solid rgba(255,255,255,.13); background: #3c3c3c; }
.material-main::before, .material-side > div::before { content: ""; position: absolute; inset: 0; opacity: .58; background-image: repeating-linear-gradient(103deg, transparent 0 8px, rgba(255,255,255,.035) 9px 10px); }
.material-main { display: flex; align-items: flex-start; justify-content: center; flex-direction: column; padding: 72px 24px 40px; }
.material-side { display: grid; grid-template-rows: 1fr 1fr; gap: 12px; }
.material-side > div { display: flex; align-items: flex-start; justify-content: center; flex-direction: column; gap: 16px; padding: 18px; }
.material-copy { position: relative; z-index: 1; min-width: 0; width: 100%; }
.material-board strong { position: relative; z-index: 1; display: block; color: #fff; font-size: 1.1rem; }
.material-board span { position: relative; z-index: 1; color: #bdc9d4; font-size: .84rem; }
.material-chip { position: static; flex: 0 0 auto; width: max-content; max-width: 100%; padding: 6px 9px; color: #fff !important; background: var(--orange); border-radius: 999px; font-size: .72rem !important; font-weight: 750; white-space: nowrap; }
.material-main > .material-chip { position: absolute; top: 18px; left: 18px; }

.pillar-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pillar { min-height: 276px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 4px 16px rgba(45,45,45,.045); }
.pillar:nth-child(1) { border-top: 5px solid #526f8e; }
.pillar:nth-child(2) { border-top: 5px solid #73917f; }
.pillar:nth-child(3) { border-top: 5px solid #b68162; }
.pillar .number { color: var(--muted); font-size: .78rem; font-weight: 800; }
.pillar h3 { margin: 36px 0 14px; font-size: 1.35rem; }
.pillar ul { margin: 0; padding-left: 1.1rem; color: var(--muted); }

.focus-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.product-card { display: flex; flex-direction: column; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 4px 16px rgba(45,45,45,.045); transition: transform .22s, border-color .22s, box-shadow .22s; }
.product-card:hover { transform: translateY(-4px); border-color: var(--orange); box-shadow: var(--shadow); }
.product-card-link { color: inherit; }
.product-card-link:focus-visible { border-color: var(--orange); box-shadow: var(--shadow); }
.product-visual { aspect-ratio: 1.18; display: grid; place-items: center; padding: 18px; color: #6b7783; background: #edf0f3; border-bottom: 1px solid var(--line); text-align: center; }
.product-card-body { display: flex; flex: 1; flex-direction: column; padding: 18px; }
.product-card h3 { margin: 0 0 9px; font-size: 1.05rem; }
.product-card p { margin-bottom: 18px; font-size: .88rem; }
.product-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.product-meta span { padding: 4px 8px; border-radius: 999px; color: #586573; background: var(--soft); font-size: .72rem; }
.product-link { margin-top: 18px; color: var(--orange-dark); font-size: .88rem; font-weight: 750; }
.link-button { align-self: flex-start; padding: 0; border: 0; background: transparent; text-align: left; }
.link-button:hover { text-decoration: underline; text-underline-offset: 3px; }
.more-products { margin-top: 26px; padding: 22px 24px; background: #fff; border: 1px solid var(--line); border-radius: 10px; }
.more-products h3 { margin: 0 0 14px; font-size: 1.05rem; }
.more-products-list { display: flex; flex-wrap: wrap; gap: 8px; }
.more-products-list a { padding: 7px 11px; color: #555; background: #f4f2ed; border-radius: 8px; font-size: .84rem; }
.more-products-list a:hover { color: var(--orange-dark); }

.capability-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 46px; align-items: start; }
.capability-grid h2 { margin: 0 0 18px; font-size: clamp(1.8rem, 3.5vw, 3rem); }
.spec-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.spec-card { min-height: 120px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 4px 16px rgba(45,45,45,.04); }
.spec-card strong { display: block; margin-bottom: 7px; color: var(--navy); }
.spec-card span { color: var(--muted); font-size: .88rem; }
.application-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.application { min-height: 132px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 4px 16px rgba(45,45,45,.04); }
.application b { display: block; margin-bottom: 9px; color: var(--navy); }
.application span { color: var(--muted); font-size: .86rem; }

.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); }
.step { min-height: 210px; padding: 24px; background: #fff; }
.step span { display: inline-grid; width: 32px; height: 32px; place-items: center; color: #fff; background: var(--navy); border-radius: 50%; font-size: .8rem; font-weight: 800; }
.step h3 { margin: 34px 0 10px; font-size: 1.1rem; }
.step p { margin: 0; font-size: .88rem; }

.about-strip { display: grid; grid-template-columns: .78fr 1.22fr; overflow: hidden; border-radius: 18px; background: var(--navy); }
.about-label { padding: 42px; color: #fff; background: var(--navy-2); }
.about-label .eyebrow { color: #ff9c70; }
.about-label h2 { margin: 0; color: #fff; font-size: 2rem; }
.about-copy { padding: 42px; }
.about-copy p { margin: 0 0 16px; color: #cbd4dc; }
.about-copy strong { color: #fff; }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 34px; padding: 36px 40px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: var(--shadow); }
.cta-panel h2 { margin: 0 0 7px; }
.cta-panel p { margin: 0; }

.page-hero { padding: 56px 0 42px; border-bottom: 1px solid var(--line); background: #e9e7e2; }
.breadcrumb { margin-bottom: 20px; color: var(--muted); font-size: .82rem; }
.breadcrumb a:hover { color: var(--orange-dark); }
.page-hero h1 { margin: 0 0 16px; font-size: clamp(2.2rem, 5vw, 4rem); letter-spacing: -.045em; }
.page-hero p { max-width: 720px; margin-bottom: 0; font-size: 1.02rem; }
.category-section { padding: 66px 0; }
.category-section + .category-section { border-top: 1px solid var(--line); }
.category-band { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-bottom: 26px; padding: 22px 24px; border-radius: 14px; }
.category-band.industrial { background: var(--industrial); }
.category-band.life { background: var(--life); }
.category-band.creative { background: var(--creative); }
.category-band h2 { margin: 0 0 4px; font-size: 1.55rem; }
.category-band p { margin: 0; font-size: .9rem; }
.category-count { color: var(--navy); font-size: 2rem; font-weight: 800; }
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.category-grid.focus { grid-template-columns: repeat(4, 1fr); }
.category-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 4px 16px rgba(45,45,45,.045); }
.category-card .product-visual { aspect-ratio: 1.35; }
.category-card-content { padding: 20px; }
.category-card h3 { margin: 0 0 9px; font-size: 1.08rem; }
.category-card p { min-height: 48px; margin-bottom: 14px; font-size: .88rem; }
.category-card small { display: block; color: #70808e; }
.text-only-card .category-card-content { min-height: 190px; }

.detail-hero { padding: 44px 0 56px; }
.detail-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 54px; align-items: start; }
.detail-copy h1 { margin: 0 0 12px; font-size: clamp(2rem, 4vw, 3.4rem); letter-spacing: -.04em; }
.detail-intro { font-size: 1.02rem; }
.shape-list { display: flex; flex-wrap: wrap; gap: 9px; margin: 22px 0; }
.shape-list span { padding: 8px 13px; border: 1px solid var(--line); border-radius: 999px; color: var(--navy); background: #fff; font-size: .86rem; }
.parameter-table { width: 100%; margin: 26px 0; border-collapse: collapse; border-top: 1px solid var(--line); }
.parameter-table th, .parameter-table td { padding: 13px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.parameter-table th { width: 110px; color: var(--navy); font-size: .88rem; }
.parameter-table td { color: var(--muted); font-size: .9rem; }
.notice { padding: 14px 16px; color: #5b6671; background: #fff5ef; border-left: 4px solid var(--orange); font-size: .88rem; }
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.feature { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 4px 16px rgba(45,45,45,.04); }
.feature strong { display: block; margin-bottom: 7px; color: var(--navy); }
.feature p { margin: 0; font-size: .88rem; }
.faq-list { display: grid; gap: 10px; }
.faq-list details { padding: 18px 20px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.faq-list summary { color: var(--navy); font-weight: 750; cursor: pointer; }
.faq-list p { margin: 12px 0 0; font-size: .9rem; }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }

/* 毛毡垫产品卡片与详情页 */
.category-card-link { display: block; transition: transform .22s, border-color .22s, box-shadow .22s; }
.category-card-link:hover { transform: translateY(-4px); border-color: var(--orange); box-shadow: var(--shadow); }
.category-card-link:focus-visible { border-color: var(--orange); }
.felt-pad-card-visual { overflow: hidden; padding: 14px; background: #f4f2ed; }
.felt-pad-card-visual::before { display: none; }
.felt-pad-card-visual img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; background: #fff; }
.felt-strip-card-visual { overflow: hidden; padding: 14px; background: #f4f2ed; }
.felt-strip-card-visual::before { display: none; }
.felt-strip-card-visual img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; background: #fff; }
.felt-sheet-card-visual { overflow: hidden; padding: 14px; background: #f4f2ed; }
.felt-sheet-card-visual::before { display: none; }
.felt-sheet-card-visual img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; background: #fff; }
.felt-roll-card-visual { overflow: hidden; padding: 14px; background: #f4f2ed; }
.felt-roll-card-visual::before { display: none; }
.felt-roll-card-visual img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; background: #fff; }

.felt-detail-hero { background: #e9e7e2; }
.felt-hero-grid { align-items: center; }
.product-main-image { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: #fff; box-shadow: var(--shadow); }
.product-main-image img { width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; }
.product-subtitle { margin: -2px 0 18px; color: var(--navy); font-size: 1.08rem; font-weight: 720; }
.product-facts { margin-bottom: 20px; }

.structure-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.structure-card { min-height: 260px; padding: 28px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.structure-index { display: inline-grid; width: 38px; height: 38px; place-items: center; color: #fff; background: var(--orange); border-radius: 9px; font-size: .78rem; font-weight: 800; }
.structure-card h3 { margin: 28px 0 10px; font-size: 1.35rem; }
.layer-line { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.layer-line span { padding: 7px 12px; color: #4a4a4a; background: #f2eee7; border: 1px solid #ddd5c9; border-radius: 999px; font-size: .82rem; }
.layer-line span + span::before { content: "+"; margin-right: 8px; color: var(--orange); font-weight: 850; }
.layer-line.single span::before { display: none; }

.use-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.use-card { min-height: 178px; padding: 20px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.use-card::before { content: ""; display: block; width: 30px; height: 4px; margin-bottom: 26px; border-radius: 999px; background: var(--orange); }
.use-card strong { display: block; margin-bottom: 8px; color: var(--navy); }
.use-card p { margin: 0; font-size: .87rem; }

.media-split, .color-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .92fr); gap: 54px; align-items: center; }
.reverse-media { grid-template-columns: minmax(0, .92fr) minmax(0, 1fr); }
.detail-media { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.detail-media img { width: 100%; height: auto; object-fit: contain; }
.roll-layout { grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr); }
.roll-photo { width: min(100%, 400px); justify-self: center; }
.roll-photo img { display: block; max-height: 600px; object-fit: contain; background: #f4f2ed; }
.roll-photo figcaption { padding: 14px 16px; color: var(--muted); border-top: 1px solid var(--line); font-size: .84rem; line-height: 1.65; }
.portrait-media { width: min(100%, 610px); justify-self: center; }
.media-copy h2 { margin: 0 0 18px; font-size: clamp(1.9rem, 3.6vw, 3.1rem); letter-spacing: -.04em; }
.media-copy > p { font-size: 1rem; }
.check-list { display: grid; gap: 10px; margin: 24px 0; padding: 0; list-style: none; }
.check-list li { padding: 12px 14px; color: var(--muted); background: #fff; border: 1px solid var(--line); border-radius: 9px; }
.check-list strong { color: var(--navy); }
.image-note { padding: 14px 16px; color: #5b6671; background: #fff; border-left: 4px solid var(--orange); font-size: .88rem !important; }

.spec-table-group { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: start; }
.spec-table-card { overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.spec-table-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 20px; background: #f3f0ea; border-bottom: 1px solid var(--line); }
.spec-table-head h3 { margin: 0; font-size: 1.12rem; }
.spec-table-head span { color: var(--orange-dark); font-size: .78rem; font-weight: 760; }
.size-table { width: 100%; border-collapse: collapse; }
.size-table th, .size-table td { padding: 11px 14px; border-bottom: 1px solid #dedede; text-align: left; vertical-align: top; font-size: .86rem; }
.size-table th { color: var(--navy); background: #faf9f6; }
.size-table th:first-child, .size-table td:first-child { width: 45%; }
.size-table td { color: var(--muted); }
.size-table tr:last-child td { border-bottom: 0; }
.size-table .thick-row td { color: #6b402c; background: #fff5ef; }
.spec-notice { margin: 22px 0 0; }
.strip-spec-table th:first-child, .strip-spec-table td:first-child { width: 18%; }
.strip-spec-table th:nth-child(2), .strip-spec-table td:nth-child(2) { width: 46%; }
.strip-spec-image { width: min(100%, 720px); justify-self: center; }
.strip-layer-line { margin: 22px 0; }
.sheet-spec-table th:first-child, .sheet-spec-table td:first-child { width: 14%; }
.sheet-spec-table th:nth-child(2), .sheet-spec-table td:nth-child(2) { width: 42%; }
.sheet-size-layout { margin-top: 34px; }
.sheet-contained-media img, .sheet-detail-media img { width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; }
.sheet-contained-media { background: #f4f2ed; }
.roll-main-image, .roll-contained-media { background: #f4f2ed; }
.roll-contained-media img, .roll-detail-media img { width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; }
.roll-feature-grid { grid-template-columns: repeat(3, 1fr); }
.roll-spec-table th:first-child, .roll-spec-table td:first-child { width: 24%; }
.roll-option-grid { grid-template-columns: repeat(4, 1fr); }

.thickness-summary { display: grid; grid-template-columns: .7fr 1.3fr; gap: 10px; margin: 26px 0; }
.thickness-summary div { padding: 18px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.thickness-summary strong { display: block; color: var(--orange-dark); font-size: 1.5rem; line-height: 1.2; }
.thickness-summary span { display: block; margin-top: 6px; color: var(--muted); font-size: .82rem; }

.detail-image-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.image-info-card { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.image-info-card img { width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; }
.image-info-card figcaption { display: grid; gap: 6px; padding: 20px; border-top: 1px solid var(--line); }
.image-info-card figcaption strong { color: var(--navy); }
.image-info-card figcaption span { color: var(--muted); font-size: .87rem; }

.color-layout { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); }
.color-chips { display: flex; flex-wrap: wrap; gap: 9px; margin: 24px 0; }
.color-chips span { padding: 8px 12px; border: 1px solid #aaa; border-radius: 999px; font-size: .82rem; font-weight: 720; }
.color-chips .light-gray { color: #313131; background: #d2d3d4; }
.color-chips .dark-gray { color: #fff; background: #55585b; }
.color-chips .black { color: #fff; background: #181818; }
.color-chips .white { color: #333; background: #fff; }
.color-chips .brown { color: #fff; background: #7a503b; }
.color-notice { margin-bottom: 0; }

.application-media { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); }
.option-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.option-grid article { min-height: 160px; padding: 22px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.option-grid article > span { display: block; margin-bottom: 28px; color: var(--orange); font-weight: 850; }
.option-grid strong { display: block; margin-bottom: 6px; color: var(--navy); font-size: 1.04rem; }
.option-grid p { margin: 0; font-size: .87rem; }
.option-notice { margin: 22px 0 0; }
.quote-section { background: #fff; }
.felt-cta { box-shadow: none; }
.quote-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.related-supply { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.related-supply h2 { margin: 0 0 18px; }
.supply-links { display: grid; grid-template-columns: repeat(4, 132px); gap: 16px; }
.supply-links span, .supply-links a { display: flex; width: 132px; height: 58px; align-items: center; justify-content: center; box-sizing: border-box; padding: 0; color: #444; background: #fff; border: 1px solid var(--line); border-radius: 10px; font-size: .92rem; font-weight: 700; line-height: 1; text-align: center; }
.supply-links a:hover, .supply-links a:focus-visible { color: #333; border-color: var(--orange); box-shadow: 0 6px 16px rgba(205, 89, 42, .12); }
.supply-links span[aria-current="page"] { color: #fff; background: var(--navy); border-color: var(--navy); }

.site-footer { padding-top: 48px; color: #ece9e3; background: #34312e; }
.footer-logo { width: min(220px, 100%); height: auto; aspect-ratio: 2048 / 819; margin-bottom: 10px; object-fit: contain; object-position: left center; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .8fr .9fr; gap: 50px; padding-bottom: 36px; }
.footer-brand-name { margin-bottom: 7px; color: #fff; font-size: 1rem; font-weight: 800; letter-spacing: .055em; }
.site-footer .brand-word { color: #fff; }
.site-footer .brand-cn { color: #aebbc7; }
.site-footer p { color: #c8c2ba; font-size: .9rem; }
.footer-links a, .footer-contact a, .footer-contact span, .footer-site-link { display: block; margin-bottom: 9px; color: #e3ded7; font-size: .9rem; }
.footer-contact a, .footer-site-link { overflow-wrap: anywhere; }
.footer-links a:hover, .footer-contact a:hover, .footer-site-link:hover, .footer-record:hover { color: #ff9a58; }
.footer-title { margin-bottom: 12px; color: #fff; font-weight: 750; }
.footer-bottom { display: grid; grid-template-columns: 1fr; gap: 12px; padding: 18px 0; border-top: 1px solid rgba(255,255,255,.12); color: #b7b0a7; font-size: .8rem; }
.footer-bottom > span { justify-self: start; }
.footer-records { display: flex; align-items: center; justify-content: center; justify-self: center; gap: 12px; width: 100%; }
.footer-record { display: inline-flex; align-items: center; justify-content: center; gap: 6px; color: #d8d2ca; text-align: center; text-decoration: underline; text-underline-offset: 3px; white-space: nowrap; }
.footer-record-icon { display: block; flex: 0 0 auto; width: 18px; height: auto; }
.footer-record-separator { color: rgba(255,255,255,.38); line-height: 1; }

/* 隐私政策 */
.privacy-hero { padding: 44px 0 36px; background: #e9e7e2; border-bottom: 1px solid var(--line); }
.privacy-hero-inner { max-width: 1060px; }
.privacy-hero h1 { margin: 0 0 12px; font-size: clamp(2.25rem, 4.6vw, 3.7rem); letter-spacing: -.045em; }
.privacy-lead { margin-bottom: 16px; color: #55514c; font-size: 1.08rem; }
.privacy-dates { display: flex; flex-wrap: wrap; gap: 8px 24px; color: var(--muted); font-size: .92rem; }
.privacy-section { padding: 64px 0 84px; background: var(--paper); }
.privacy-layout { display: grid; grid-template-columns: 230px minmax(0, 760px); justify-content: center; align-items: start; gap: 58px; }
.privacy-toc { position: sticky; top: 130px; padding: 20px; background: #f5f1e9; border: 1px solid var(--line); border-radius: var(--radius); }
.privacy-toc-title { margin-bottom: 12px; color: var(--navy); font-weight: 780; }
.privacy-toc ol { display: grid; gap: 4px; margin: 0; padding: 0; list-style: none; counter-reset: privacy-toc; }
.privacy-toc li { counter-increment: privacy-toc; }
.privacy-toc a { display: block; padding: 7px 8px; color: #66605a; border-radius: 7px; font-size: .86rem; line-height: 1.45; }
.privacy-toc a::before { content: counter(privacy-toc, decimal-leading-zero) "  "; color: var(--orange-dark); font-weight: 800; }
.privacy-toc a:hover, .privacy-toc a:focus-visible { color: var(--navy); background: #fff; }
.privacy-content { min-width: 0; max-width: 760px; font-size: 1rem; line-height: 1.8; }
.privacy-content a { color: var(--orange-dark); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.privacy-intro { padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.privacy-content section { padding: 34px 0 24px; border-bottom: 1px solid var(--line); scroll-margin-top: 132px; }
.privacy-content h2 { display: flex; align-items: baseline; gap: 12px; margin: 0 0 18px; font-size: clamp(1.35rem, 2.5vw, 1.75rem); }
.privacy-content h2 span { color: var(--orange-dark); font-size: .8rem; letter-spacing: .08em; }
.privacy-content p { margin-bottom: 16px; color: #58534e; }
.privacy-content ul { margin: 0 0 18px; padding-left: 1.25rem; color: #58534e; }
.privacy-content li + li { margin-top: 7px; }
.privacy-contact { margin: 20px 0; padding: 20px 22px; background: #f7f3ec; border-left: 4px solid var(--orange); border-radius: 0 10px 10px 0; }
.privacy-contact p:last-child { margin-bottom: 0; }
.privacy-actions { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 34px; }
.privacy-actions .button { text-decoration: none; }

dialog { width: min(720px, calc(100% - 32px)); max-height: calc(100vh - 32px); padding: 0; overflow: auto; border: 0; border-radius: 18px; box-shadow: 0 30px 90px rgba(0,0,0,.32); }
dialog::backdrop { background: rgba(12,21,31,.72); backdrop-filter: blur(4px); }
.dialog-head { position: sticky; top: 0; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 26px; background: #fff; border-bottom: 1px solid var(--line); }
.dialog-head h2 { margin: 0; font-size: 1.35rem; }
.dialog-close { width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 50%; background: #fff; font-size: 1.4rem; }
.inquiry-form { padding: 26px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: block; color: var(--navy); font-size: .88rem; font-weight: 700; }
.field.full { grid-column: 1 / -1; }
.field input, .field textarea, .field select { width: 100%; margin-top: 7px; padding: 11px 12px; color: var(--ink); background: #fff; border: 1px solid #c8d0d8; border-radius: 9px; }
.field textarea { min-height: 92px; resize: vertical; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }

.about-page-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 54px; align-items: center; }
.brand-panel { display: grid; place-items: center; min-height: 430px; padding: 18px; background: transparent; border: 0; border-radius: 0; }
.brand-panel img { width: min(360px, 92%); height: auto; object-fit: contain; }
.about-page-copy h2 { margin: 0 0 18px; font-size: clamp(1.8rem, 3.6vw, 3rem); }
.about-page-copy p { font-size: 1rem; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.service-card { padding: 22px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 4px 16px rgba(45,45,45,.04); }
.service-card .number { color: var(--orange); font-weight: 850; }
.service-card h3 { margin: 28px 0 9px; font-size: 1.08rem; }
.service-card p { margin: 0; font-size: .88rem; }
.audience-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 0; }
.audience-list span { padding: 8px 12px; color: #444; background: #fff; border: 1px solid var(--line); border-radius: 999px; font-size: .86rem; }

.contact-layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; align-items: stretch; }
.contact-card, .contact-form-card { padding: 30px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 4px 16px rgba(45,45,45,.04); }
.contact-card h2, .contact-form-card h2 { margin: 0 0 15px; }
.contact-list { display: grid; gap: 12px; margin-top: 24px; }
.contact-list div { padding: 14px 0; border-top: 1px solid var(--line); }
.contact-list strong { display: block; color: #2d2d2d; }
.contact-list span, .contact-list a { color: var(--muted); font-size: .95rem; }
.contact-list a { display: inline-block; text-decoration: underline; text-decoration-color: #c5beb4; text-underline-offset: 4px; }
.contact-list a:hover { color: var(--orange-dark); text-decoration-color: var(--orange); }
.wechat-copy-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 4px; }
.wechat-code { color: var(--muted); font-size: .95rem; }
.wechat-copy-button { min-height: 36px; padding: 6px 12px; color: #3f3b37; background: #fff; border: 1px solid #cfc7bd; border-radius: 8px; font: inherit; font-size: .86rem; font-weight: 700; cursor: pointer; transition: border-color .18s ease, color .18s ease, box-shadow .18s ease; }
.wechat-copy-button:hover, .wechat-copy-button:focus-visible { color: var(--orange-dark); border-color: var(--orange); box-shadow: 0 4px 12px rgba(205, 89, 42, .12); outline: none; }
.wechat-copy-status { display: block; min-height: 20px; margin-top: 5px; color: var(--orange-dark) !important; font-size: .82rem !important; }
.contact-store-button { margin-top: 24px; }
.inquiry-guide { grid-column: 1 / -1; padding: 30px; background: #fff8f1; border: 1px solid #e1d4c7; border-left: 4px solid var(--orange); border-radius: var(--radius); }
.inquiry-guide h2 { margin: 0 0 12px; }
.inquiry-guide > p:last-of-type { max-width: 840px; }
.domain-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 14px; }
.domain-list span { padding: 6px 10px; color: #555; background: #f4f2ed; border-radius: 8px; font-size: .84rem; }

@media (max-width: 1000px) {
  .focus-grid, .category-grid.focus { grid-template-columns: repeat(3, 1fr); }
  .application-grid, .feature-list { grid-template-columns: repeat(2, 1fr); }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .use-grid { grid-template-columns: repeat(3, 1fr); }
  .spec-table-group { grid-template-columns: 1fr; }
  .option-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
  .footer-bottom { grid-template-columns: 1fr; }
}

@media (min-width: 768px) and (max-width: 1199px) {
  .header-inner { min-height: 88px; }
  .brand-image, .brand-logo { height: 72px; }
  .hero { padding-top: 42px; background: #e9e7e2; }
  .hero-grid, .detail-grid, .capability-grid, .about-strip, .about-page-grid, .contact-layout, .media-split, .color-layout, .acoustic-hero-grid, .acoustic-home-grid { grid-template-columns: 1fr; }
  .hero-grid { min-height: auto; gap: 40px; }
  .hero-grid > div:first-child { width: 100%; }
  .hero h1 { max-width: 900px; }
  .hero .lead { max-width: 820px; }
  .material-board { width: min(100%, 900px); min-height: 0; grid-template-columns: minmax(0, 1fr); gap: 16px; margin-inline: auto; padding: 18px; }
  .material-main, .material-side, .material-side > div { min-width: 0; width: 100%; }
  .material-main, .material-side > div { min-height: 150px; height: auto; display: grid; grid-template-columns: clamp(110px, 15vw, 140px) minmax(0, 1fr); align-items: center; justify-content: normal; gap: 24px; padding: 24px; }
  .material-main { grid-column: 1 / -1; }
  .material-side { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto; gap: 16px; }
  .material-main > .material-chip, .material-chip { position: static; align-self: center; justify-self: start; margin: 0; }
  .material-copy { align-self: center; min-width: 0; width: 100%; }
  .material-board strong { width: 100%; font-size: clamp(1.38rem, 2.25vw, 1.62rem); line-height: 1.5; white-space: normal; word-break: keep-all; overflow-wrap: normal; }
  .material-board span:not(.material-chip) { display: block; width: 100%; margin-top: 7px; font-size: clamp(.95rem, 1.5vw, 1.05rem); line-height: 1.7; white-space: normal; word-break: normal; overflow-wrap: break-word; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .pillar-grid, .focus-grid, .category-grid, .category-grid.focus, .process, .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .focus-grid { gap: 16px; }
  .feature-list, .use-grid, .application-grid, .service-grid, .option-grid, .roll-option-grid, .acoustic-series-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .spec-table-group { grid-template-columns: 1fr; }
  .felt-hero-grid, .media-split, .color-layout, .acoustic-hero-grid, .acoustic-home-grid { gap: 36px; }
  .product-main-image { width: min(100%, 720px); margin-inline: auto; }
  .reverse-media .media-copy, .application-media .media-copy { order: 2; }
  .reverse-media .detail-media, .application-media .detail-media { order: 1; }
  .cta-panel { align-items: flex-start; flex-direction: column; }
  .related-supply { align-items: stretch; flex-direction: column; }
  .related-supply > div { width: 100%; }
  .footer-grid { grid-template-columns: minmax(0, 1.15fr) minmax(240px, .85fr); column-gap: 48px; row-gap: 28px; align-items: start; }
  .footer-brand { grid-column: 1; grid-row: 1; }
  .footer-links { grid-column: 2; grid-row: 1; }
  .footer-contact { grid-column: 1 / -1; grid-row: 2; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 32px; row-gap: 5px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); }
  .footer-contact .footer-title { grid-column: 1 / -1; margin-bottom: 6px; }
  .footer-contact a, .footer-contact span { min-width: 0; margin-bottom: 6px; overflow-wrap: normal; word-break: normal; }
  .footer-contact a[href^="tel:"], .footer-contact a[href^="mailto:"] { white-space: nowrap; }
  .footer-bottom > span { justify-self: center; text-align: center; }
  .footer-records { gap: 20px; }
  .privacy-layout { grid-template-columns: 1fr; gap: 28px; }
  .privacy-toc { position: static; }
  .privacy-toc ol { display: flex; flex-wrap: wrap; gap: 6px; }
  .privacy-toc a { padding: 8px 10px; background: #fff; border: 1px solid var(--line); }
  .privacy-content { max-width: none; }
}

@media (min-width: 768px) and (max-width: 1100px) {
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; padding: 12px 24px 18px; flex-direction: column; align-items: stretch; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 14px; white-space: nowrap; }
  .header-actions > .button { display: none; }
  .menu-button { display: block; }
}

@media (max-width: 767px) {
  .container { width: min(100% - 32px, 680px); }
  .section { padding: 58px 0; }
  .topline .container { justify-content: center; }
  .topline span:last-child { display: none; }
  .header-inner { min-height: 78px; }
  .brand-cn { display: none; }
  .brand-image { height: 64px; }
  .brand-logo { width: auto; height: 64px; max-width: 166px; }
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; padding: 12px 16px 18px; flex-direction: column; align-items: stretch; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 14px; }
  .header-actions > .button { display: none; }
  .menu-button { display: block; }
  .hero { padding-top: 36px; background: #e9e7e2; }
  .hero-grid, .detail-grid, .capability-grid, .about-strip, .about-page-grid, .contact-layout { grid-template-columns: 1fr; }
  .hero-grid { min-height: auto; gap: 38px; }
  .hero h1 { font-size: clamp(2.45rem, 12vw, 4rem); }
  .hero-facts { grid-template-columns: 1fr; }
  .hero-facts div { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .material-board { min-height: 0; grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 14px; }
  .material-main, .material-side, .material-side > div { min-width: 0; width: 100%; }
  .material-main, .material-side > div { min-height: 0; display: flex; align-items: flex-start; justify-content: flex-start; flex-direction: column; gap: 0; padding: 20px; }
  .material-side { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto; gap: 14px; }
  .material-side > div { align-items: flex-start; }
  .material-main > .material-chip, .material-chip { position: static; align-self: flex-start; width: max-content; max-width: 100%; margin-bottom: 12px; white-space: nowrap; }
  .material-copy { min-width: 0; width: 100%; }
  .material-board strong { width: 100%; font-size: 1.22rem; line-height: 1.4; white-space: normal; word-break: normal; overflow-wrap: break-word; }
  .material-board span:not(.material-chip) { width: 100%; margin-top: 7px; font-size: .94rem; line-height: 1.7; white-space: normal; word-break: normal; overflow-wrap: break-word; }
  .section-head { align-items: start; flex-direction: column; }
  .pillar-grid, .focus-grid, .category-grid.focus, .process, .footer-grid { grid-template-columns: 1fr; }
  .focus-grid { gap: 14px; }
  .product-card { display: grid; grid-template-columns: .82fr 1.18fr; }
  .product-card .product-visual { aspect-ratio: auto; min-height: 190px; border-bottom: 0; border-right: 1px solid var(--line); }
  .spec-grid, .application-grid, .category-grid, .feature-list, .related-grid { grid-template-columns: 1fr; }
  .step { min-height: 170px; }
  .about-label, .about-copy { padding: 30px; }
  .cta-panel { align-items: start; flex-direction: column; padding: 28px; }
  .category-band { align-items: start; }
  .category-count { font-size: 1.45rem; }
  .footer-grid { gap: 24px; }
  .footer-bottom > span { justify-self: center; text-align: center; }
  .service-grid { grid-template-columns: 1fr; }
  .contact-card { position: static; }
  .footer-records { justify-content: center; }
  .inquiry-guide { grid-column: auto; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .structure-grid, .use-grid, .media-split, .color-layout, .detail-image-grid, .option-grid { grid-template-columns: 1fr; }
  .felt-hero-grid { gap: 34px; }
  .product-main-image { width: min(100%, 600px); margin-inline: auto; }
  .media-split, .color-layout { gap: 32px; }
  .reverse-media .media-copy { order: 2; }
  .reverse-media .detail-media { order: 1; }
  .application-media .media-copy { order: 2; }
  .application-media .detail-media { order: 1; }
  .size-table thead { display: none; }
  .size-table, .size-table tbody { display: block; }
  .size-table tbody { display: grid; gap: 9px; padding: 12px; }
  .size-table tr { display: block; padding: 10px 12px; border: 1px solid #dedede; border-radius: 9px; background: #faf9f6; }
  .size-table td, .size-table th:first-child, .size-table td:first-child { width: 100%; }
  .strip-spec-table th:nth-child(2), .strip-spec-table td:nth-child(2) { width: 100%; }
  .sheet-spec-table th:nth-child(2), .sheet-spec-table td:nth-child(2) { width: 100%; }
  .roll-spec-table th:first-child, .roll-spec-table td:first-child { width: 100%; }
  .size-table td { display: grid; grid-template-columns: 74px minmax(0, 1fr); gap: 8px; padding: 5px 0; border: 0; font-size: .9rem; }
  .sheet-spec-table td { grid-template-columns: 92px minmax(0, 1fr); }
  .size-table td::before { content: attr(data-label); color: var(--navy); font-weight: 720; }
  .size-table .thick-row { background: #fff5ef; }
  .thickness-summary { grid-template-columns: 1fr; }
  .felt-cta { align-items: stretch; }
  .roll-photo img { max-height: 520px; }
  .related-supply { align-items: stretch; flex-direction: column; }
  .related-supply > div { width: 100%; }
  .supply-links { width: 100%; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .supply-links span, .supply-links a { width: 100%; height: 58px; }
  .privacy-hero { padding: 34px 0 28px; }
  .privacy-section { padding: 44px 0 58px; }
  .privacy-layout { grid-template-columns: 1fr; gap: 24px; }
  .privacy-toc { position: static; padding: 18px; }
  .privacy-content { max-width: none; }
  .privacy-content section { padding: 28px 0 20px; }
  .privacy-content h2 { gap: 9px; }
  .privacy-actions { align-items: stretch; flex-direction: column; }
}

@media (max-width: 560px) {
  .footer-records { display: grid; grid-template-columns: 1fr; gap: 8px; justify-items: center; }
  .footer-record-separator { display: none; }
}

@media (max-width: 480px) {
  .brand-mark { width: 32px; height: 32px; }
  .brand-word { font-size: .96rem; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .material-board { grid-template-columns: 1fr; min-height: 0; }
  .material-side { grid-template-columns: 1fr; grid-template-rows: auto; }
  .product-card { grid-template-columns: 1fr; }
  .product-card .product-visual { min-height: 165px; border-right: 0; border-bottom: 1px solid var(--line); }
  .dialog-actions { flex-direction: column-reverse; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* 聚酯纤维吸音板卡片与详情页 */
.acoustic-card-visual { overflow: hidden; padding: 14px; background: #f4f0e8; }
.acoustic-card-visual::before { display: none; }
.acoustic-card-visual img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; background: #fbf8f1; }

.acoustic-page {
  --acoustic-ink: #3d332d;
  --acoustic-green: #637765;
  --acoustic-cream: #f6efe3;
}
.acoustic-page h1, .acoustic-page h2, .acoustic-page h3 { color: var(--acoustic-ink); }
.acoustic-hero { padding: 50px 0 72px; background: #f4eee4; border-bottom: 1px solid #d7cfc3; }
.acoustic-hero-grid { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 58px; align-items: center; }
.acoustic-hero-copy h1 { margin: 0 0 20px; font-size: clamp(2.35rem, 5vw, 4.35rem); letter-spacing: -.055em; }
.acoustic-en-title { margin: 0 0 12px; color: var(--acoustic-green); font-size: 1rem; font-weight: 760; letter-spacing: .07em; }
.acoustic-lead { margin-bottom: 24px; color: #625950; font-size: 1.06rem; }
.acoustic-tags { display: flex; flex-wrap: wrap; gap: 9px; margin: 0 0 28px; }
.acoustic-tags span { padding: 8px 13px; color: #405246; background: #edf0e9; border: 1px solid #aeb9ad; border-radius: 999px; font-size: .88rem; font-weight: 700; }
.acoustic-hero-media, .acoustic-scene-media, .acoustic-multi-media { margin: 0; overflow: hidden; border: 1px solid #d7cfc3; border-radius: 16px; background: #fbf8f1; box-shadow: 0 14px 34px rgba(62, 48, 37, .09); }
.acoustic-hero-media img, .acoustic-scene-media img, .acoustic-multi-media img { width: 100%; height: auto; object-fit: contain; }
.acoustic-hero-media img { aspect-ratio: 1; }
.acoustic-section-head .eyebrow, .acoustic-scene-copy .eyebrow, .acoustic-cta .eyebrow { color: #b94f22; }
.acoustic-spec-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.acoustic-image-card { margin: 0; overflow: hidden; background: #fff; border: 1px solid #d7cfc3; border-radius: 14px; box-shadow: 0 10px 26px rgba(62, 48, 37, .07); }
.acoustic-image-frame { aspect-ratio: 1; padding: 12px; background: #f8f4ed; }
.acoustic-image-frame img { width: 100%; height: 100%; object-fit: contain; }
.acoustic-image-card figcaption { padding: 18px 20px; color: var(--acoustic-ink); border-top: 1px solid #ded7cd; font-size: 1rem; font-weight: 760; text-align: center; }
.acoustic-series-section { background: #eeeae2 !important; }
.acoustic-series-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.acoustic-series-card { display: flex; min-width: 0; height: 100%; flex-direction: column; overflow: hidden; background: #fff; border: 1px solid #d5cec3; border-radius: 14px; box-shadow: 0 10px 24px rgba(62, 48, 37, .07); }
.acoustic-series-card figure { aspect-ratio: 1; margin: 0; padding: 12px; background: #f7f2e9; border-bottom: 1px solid #ded7cd; }
.acoustic-series-card figure img { width: 100%; height: 100%; object-fit: contain; }
.acoustic-series-card > div { display: flex; flex: 1; flex-direction: column; padding: 22px; }
.acoustic-series-card h3 { margin: 0 0 10px; font-size: 1.18rem; }
.acoustic-series-card p { margin: 0; font-size: 1rem; }
.acoustic-home-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, .95fr); gap: 54px; align-items: center; }
.acoustic-scene-media img { aspect-ratio: 1; }
.acoustic-scene-copy h2 { margin: 0 0 18px; font-size: clamp(2rem, 4vw, 3.25rem); letter-spacing: -.045em; }
.acoustic-scene-copy p:last-child { margin: 0; font-size: 1.04rem; }
.acoustic-multi-section { background: #f2eee6 !important; }
.acoustic-multi-media { width: min(100%, 940px); margin-inline: auto; box-shadow: none; }
.acoustic-multi-media img { aspect-ratio: 1; }
.acoustic-scene-tags { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; width: min(100%, 940px); margin: 18px auto 0; }
.acoustic-scene-tags span { display: flex; min-height: 52px; align-items: center; justify-content: center; color: #405246; background: #fff; border: 1px solid #b7c1b6; border-radius: 10px; font-weight: 740; }
.acoustic-quote-section { background: #fffaf2; }
.acoustic-cta { border-color: #d7cfc3; box-shadow: 0 12px 30px rgba(62, 48, 37, .08); }

@media (min-width: 768px) and (max-width: 1199px) {
  .acoustic-hero-grid { gap: 36px; }
  .acoustic-hero-grid, .acoustic-home-grid { grid-template-columns: 1fr; }
  .acoustic-home-grid { gap: 34px; }
  .acoustic-series-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  .acoustic-hero { padding: 34px 0 54px; }
  .acoustic-hero-grid, .acoustic-spec-grid, .acoustic-series-grid, .acoustic-home-grid { grid-template-columns: 1fr; }
  .acoustic-hero-grid { gap: 32px; }
  .acoustic-hero-copy h1 { font-size: clamp(2.25rem, 11vw, 3.4rem); }
  .acoustic-en-title { line-height: 1.5; }
  .acoustic-image-frame { padding: 8px; }
  .acoustic-series-grid { gap: 16px; }
  .acoustic-series-card > div { padding: 20px; }
  .acoustic-home-grid { gap: 30px; }
  .acoustic-scene-tags { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .acoustic-cta { align-items: stretch; }
}