/* ============ inner pages · precision system ============ */

/* header active */
.main-nav .nav-link.active{color:var(--red)}
.main-nav .nav-link.active::after{transform:scaleX(1)}

/* page hero */
.in-page-hero{position:relative;background:var(--paper);border-bottom:1px solid var(--line);padding:24px 0 50px;overflow:hidden}
.in-page-hero::before{content:"";position:absolute;right:0;top:0;width:46%;height:100%;background:repeating-linear-gradient(90deg,rgba(11,17,22,.055) 0 1px,transparent 1px 46px);-webkit-mask-image:linear-gradient(180deg,transparent,#000 30%,#000 70%,transparent);mask-image:linear-gradient(180deg,transparent,#000 30%,#000 70%,transparent);pointer-events:none}
.in-ghost{position:absolute;right:3%;bottom:-34px;font-family:var(--mono);font-size:200px;line-height:1;letter-spacing:-.04em;color:rgba(11,17,22,.035);pointer-events:none;user-select:none}
.in-crumb{position:relative;z-index:1;display:flex;align-items:center;gap:9px;font-size:11.5px;color:#8C979F;letter-spacing:.03em;margin-bottom:38px;flex-wrap:wrap}
.in-crumb a{transition:color .2s}
.in-crumb a:hover{color:var(--red)}
.in-crumb i{font-style:normal;color:#C3CACD}
.in-crumb i:last-child{display:none}
.in-crumb .cur{color:var(--ink)}
.in-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,.82fr);gap:64px;align-items:end}
.in-eyebrow{display:flex;align-items:center;gap:12px;font-size:10.5px;font-weight:700;letter-spacing:.22em;color:var(--red);text-transform:uppercase}
.in-eyebrow .n{font-family:var(--mono);color:var(--ink);opacity:.32;letter-spacing:.1em}
.in-h1{font-size:clamp(32px,4vw,52px);font-weight:800;line-height:1.12;letter-spacing:-.03em;margin-top:15px}
.in-lead{font-size:13.5px;line-height:1.95;color:var(--muted);max-width:560px;margin-top:17px}
.in-meta{display:grid;grid-template-columns:1fr 1fr;border-left:1px solid var(--line);border-top:1px solid var(--line);background:rgba(255,255,255,.42)}
.in-meta .cell{padding:13px 0 13px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.in-meta .v{font-family:var(--mono);font-size:22px;line-height:1;color:var(--ink);display:flex;align-items:baseline;gap:3px}
.in-meta .v small{font-family:var(--font);font-size:10px;color:var(--muted);letter-spacing:.06em}
.in-meta .l{font-size:10px;color:#8C979F;letter-spacing:.08em;margin-top:7px}

/* common section + layout */
.in-section{padding:60px 0 84px}
.in-section-white{background:#fff}
.in-layout{display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:48px;align-items:start}
.in-main{min-width:0}
.in-aside{position:sticky;top:112px}
.in-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:26px}
.in-chips{display:flex;flex-wrap:wrap;gap:7px}
.in-chip{font-size:11.5px;line-height:1;padding:9px 13px;border:1px solid var(--line);background:#fff;color:#5D6871;transition:.2s;white-space:nowrap}
.in-chip:hover{border-color:var(--ink);color:var(--ink)}
.in-chip.active{background:var(--ink);border-color:var(--ink);color:#fff}
.in-count{font-size:11.5px;color:#8C979F;letter-spacing:.03em}
.in-count b{font-family:var(--mono);font-size:15px;color:var(--ink);font-weight:600;margin:0 3px}

/* product grid inside inner pages */
.prod-grid{counter-reset:prod}
.in-main .prod-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.product-idx:empty::before{counter-increment:prod;content:counter(prod,decimal-leading-zero)}

/* pagination */
.in-pager{display:flex;align-items:center;gap:6px;margin-top:40px;flex-wrap:wrap}
.in-pager a,.in-pager span{min-width:38px;height:38px;padding:0 10px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;font-family:var(--mono);font-size:12px;color:#5D6871;transition:.2s}
.in-pager a:hover{border-color:var(--ink);color:var(--ink)}
.in-pager .on{background:var(--ink);border-color:var(--ink);color:#fff}
.in-pager .gap{border:0;background:none;color:#A8B1B7}
.in-pager .total{border:0;background:none;font-family:var(--font);font-size:11.5px;color:#8C979F;margin-right:6px;padding-left:0}
.in-pager ul{display:flex;align-items:center;gap:6px;flex-wrap:wrap;list-style:none;margin:0;padding:0}
.in-pager ul li{display:block;margin:0}
.in-pager ul li a{min-width:38px;height:38px;padding:0 10px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;font-family:var(--mono);font-size:12px;color:#5D6871;transition:.2s}
.in-pager ul li a:hover{border-color:var(--ink);color:var(--ink)}
.in-pager ul li.active a{background:var(--ink);border-color:var(--ink);color:#fff}
.in-pager ul li:first-child a{border:0;background:none;font-family:var(--font);font-size:11.5px;color:#8C979F;padding-left:0;min-width:0}

/* sidebar */
.in-side{border-top:2px solid var(--ink);padding-top:16px;margin-bottom:34px}
.in-side h3{font-size:12px;letter-spacing:.16em;font-weight:700;color:var(--ink);margin-bottom:12px;display:flex;align-items:center;justify-content:space-between}
.in-side h3 span{font-family:var(--mono);font-size:10px;color:#A3ADB3;letter-spacing:.08em}
.in-cat-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid var(--line-soft);font-size:13px;color:#4A555E;transition:.2s}
.in-cat-list a span{font-family:var(--mono);font-size:10px;color:#A3ADB3}
.in-cat-list a:hover{color:var(--red);padding-left:5px}
.in-cat-list a.on{color:var(--red);font-weight:700}
.in-cat-list a.on span{color:var(--red)}
.in-side-note{font-size:11.5px;line-height:1.9;color:#8C979F;margin-top:12px}
.in-contact-card{background:var(--ink);color:#fff;padding:24px 22px 22px;position:relative;overflow:hidden}
.in-contact-card::after{content:"";position:absolute;right:-46px;bottom:-46px;width:150px;height:150px;border:1px solid rgba(255,255,255,.12);border-radius:50%}
.in-contact-card .k{font-size:9.5px;letter-spacing:.2em;color:#8D99A3}
.in-contact-card .p{font-family:var(--mono);font-size:24px;line-height:1.2;margin:10px 0 4px;color:#fff;white-space:nowrap}
.in-contact-card .s{font-size:11px;color:#8D99A3;line-height:1.8}
.in-contact-card .btn{height:44px;font-size:12.5px;margin-top:18px;width:100%}
.in-mini{margin-top:20px}
.in-mini a{display:flex;gap:12px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line-soft)}
.in-mini img{width:58px;height:58px;object-fit:contain;background:#F2F4F2;mix-blend-mode:multiply;flex-shrink:0}
.in-mini .t{font-size:12px;line-height:1.55;color:#3C474F;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.in-mini a:hover .t{color:var(--red)}

/* news list */
.in-list{background:#fff;border:1px solid var(--line)}
.in-news-row{display:grid;grid-template-columns:52px minmax(0,1fr) auto 18px;align-items:center;gap:18px;padding:17px 24px;border-bottom:1px solid var(--line-soft);transition:background .2s,padding .25s var(--ease)}
.in-news-row:last-child{border-bottom:0}
.in-news-row .idx{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:#ADB6BB}
.in-news-row .t{font-size:14px;color:#2A343B;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .2s}
.in-news-row .d{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:#9AA4AC}
.in-news-row .arw{width:16px;height:16px;stroke:#B3BCC1;transition:.2s}
.in-news-row:hover{background:var(--paper);padding-left:30px}
.in-news-row:hover .t{color:var(--red)}
.in-news-row:hover .arw{stroke:var(--red);transform:translateX(3px)}
.in-news-row.featured .t{font-size:16px;font-weight:700}
.in-news-row.featured .idx{color:var(--red)}
.in-news-row.featured .tag{font-size:9.5px;letter-spacing:.12em;color:var(--red);border:1px solid rgba(211,32,43,.28);padding:2px 6px;margin-left:9px;vertical-align:2px}
.in-list{counter-reset:news}
.in-news-row .idx:empty::before{counter-increment:news;content:counter(news,decimal-leading-zero)}
.in-list .in-news-row:first-child .t{font-size:16px;font-weight:700}
.in-list .in-news-row:first-child .t::after{content:"最新";font-size:9.5px;font-weight:400;letter-spacing:.12em;color:var(--red);border:1px solid rgba(211,32,43,.28);padding:2px 6px;margin-left:9px;vertical-align:2px}
.in-list .in-news-row:first-child .idx{color:var(--red)}

/* article */
.in-art-head{background:#fff;border-bottom:1px solid var(--line);padding:24px 0 46px}
.in-art-head .in-crumb{margin-bottom:30px}
.in-art-kicker{display:flex;align-items:center;gap:12px;font-size:10.5px;font-weight:700;letter-spacing:.2em;color:var(--red)}
.in-art-kicker .date{font-family:var(--mono);color:#8C979F;letter-spacing:.08em}
.in-art-title{font-size:clamp(26px,3.2vw,42px);font-weight:800;line-height:1.3;letter-spacing:-.025em;margin-top:14px;max-width:920px}
.in-art-meta{display:flex;gap:24px;flex-wrap:wrap;margin-top:18px;font-size:11.5px;color:#8C979F;letter-spacing:.04em}
.in-art-meta b{color:#4A555E;font-weight:600}
.in-prose{font-size:15px;line-height:2;color:#2C363D;overflow-wrap:break-word}
.in-prose p{margin:0 0 19px}
.in-prose ul,.in-prose ol{padding-left:22px;margin:0 0 20px}
.in-prose ul{list-style:disc}
.in-prose ol{list-style:decimal}
.in-prose li{margin:5px 0}
.in-prose li p{margin:0}
.in-prose a{color:var(--red);border-bottom:1px solid rgba(211,32,43,.28)}
.in-prose a:hover{border-color:var(--red)}
.in-prose img{max-width:100%;height:auto;margin:20px 0;border:1px solid var(--line)}
.in-prose strong{font-weight:700;color:var(--ink)}
.in-prose h2,.in-prose h3,.in-prose h4{margin:34px 0 14px;line-height:1.4;color:var(--ink);font-weight:800}
.in-prose h2{font-size:24px}
.in-prose h3{font-size:19px}
.in-prose h4{font-size:16px}
.in-prose table{width:100%;border-collapse:collapse;margin:14px 0 26px;font-size:13px}
.in-prose table td,.in-prose table th{border-bottom:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top;line-height:1.7}
.in-prose table tr td:first-child{width:38%;background:#F7F8F6;color:#5D6871}
.in-prose table th{background:var(--ink);color:#fff;font-weight:600;border:0}
.in-layout>*,.in-art-layout>*,.pd-body-grid>*{min-width:0}
.pd-block{min-width:0}
.in-prose{min-width:0}
.table-scroll{width:100%;min-width:0;overflow-x:auto;margin:14px 0 26px}
.table-scroll table{margin:0;min-width:520px}
.in-art-body{padding:56px 0 80px}
.in-art-layout{display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:56px;align-items:start}
.in-art-aside{position:sticky;top:112px}
.in-pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:44px;padding-top:30px;border-top:1px solid var(--line)}
.in-pn a{border:1px solid var(--line);background:#fff;padding:16px 18px;transition:.25s;min-width:0}
.in-pn a:hover{border-color:var(--ink);transform:translateY(-2px)}
.in-pn .k{font-size:10px;letter-spacing:.16em;color:#9AA4AC}
.in-pn .t{font-size:12.5px;color:#2A343B;line-height:1.6;margin-top:7px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.in-pn a:hover .t{color:var(--red)}
.in-pn-empty{border:1px solid var(--line);background:#fff;padding:16px 18px;font-size:12.5px;color:#9AA4AC}
.in-related-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.in-related-links a{font-size:11.5px;border:1px solid var(--line);background:#fff;padding:7px 11px;color:#5D6871;transition:.2s}
.in-related-links a:hover{border-color:var(--red);color:var(--red)}

/* category hero side panel */
.in-hero-panel{border-top:2px solid var(--ink)}
.in-hero-panel .row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px;color:#5D6871}
.in-hero-panel .row b{font-family:var(--mono);font-size:15px;color:var(--ink);font-weight:600}
.in-hero-panel .row span{font-size:10px;color:#9AA4AC;letter-spacing:.06em}

/* product detail */
.pd-top{background:#fff;border-bottom:1px solid var(--line);padding:24px 0 60px}
.pd-grid{display:grid;grid-template-columns:minmax(0,460px) minmax(0,1fr);gap:40px;align-items:center;margin-top:30px}
.pd-gallery{grid-template-rows:minmax(0,1fr);max-height:460px;position:relative;background:transparent;border:1px solid var(--line);aspect-ratio:1;display:grid;place-items:center;overflow:hidden}
.pd-gallery img{width:100%;height:100%;max-width:100%;max-height:100%;min-height:0;object-fit:scale-down;mix-blend-mode:normal;transition:transform .5s var(--ease)}
.pd-gallery:hover img{transform:none}
.pd-gallery .model{position:absolute;left:20px;top:16px;font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:#8C979F}
.pd-gallery .cat{position:absolute;right:16px;top:14px;font-size:10px;letter-spacing:.08em;color:var(--red);border:1px solid rgba(211,32,43,.26);background:rgba(211,32,43,.04);padding:3px 8px}
.pd-gallery .line{position:absolute;left:0;right:0;bottom:13%;height:1px;background:linear-gradient(90deg,transparent,var(--red) 15%,var(--red) 85%,transparent);opacity:.55}
.pd-gallery .line span{position:absolute;right:8%;top:-18px;font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;color:var(--red)}
.pd-info .in-h1{font-size:clamp(24px,2.8vw,36px);line-height:1.35;margin-top:12px}
.pd-info .model-no{font-family:var(--mono);font-size:13px;letter-spacing:.12em;color:var(--red);margin-bottom:8px}
.pd-specs{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid var(--line);border-top:1px solid var(--line);margin:26px 0 0}
.pd-specs .sp{padding:13px 0 12px 15px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-width:0}
.pd-specs .v{font-family:var(--mono);font-size:20px;line-height:1.1;color:var(--ink);white-space:nowrap}
.pd-specs .v small{font-family:var(--font);font-size:10px;color:#8C979F;margin-left:2px}
.pd-specs .l{font-size:9.5px;color:#8C979F;letter-spacing:.08em;margin-top:6px}
.pd-actions{display:flex;gap:11px;margin-top:28px;flex-wrap:wrap}
.pd-actions .btn{height:48px;font-size:13px;padding:0 22px}
.pd-trust{display:flex;gap:22px;flex-wrap:wrap;margin-top:22px;padding-top:18px;border-top:1px solid var(--line-soft)}
.pd-trust span{display:inline-flex;align-items:center;gap:7px;font-size:11px;color:#6B767F;letter-spacing:.02em}
.pd-trust svg{width:13px;height:13px;stroke:var(--red)}
.pd-body{padding:56px 0 78px}
.pd-body-grid{display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:56px;align-items:start}
.pd-block{margin-bottom:46px}
.pd-block h2{font-size:21px;font-weight:800;letter-spacing:-.01em;display:flex;align-items:center;gap:11px;margin-bottom:20px}
.pd-block h2::before{content:"";width:4px;height:18px;background:var(--red)}
.pd-spec-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-left:1px solid var(--line);border-top:1px solid var(--line)}
.pd-spec-list .row{display:flex;justify-content:space-between;gap:12px;padding:11px 15px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:12.5px;min-width:0}
.pd-spec-list .row .k{color:#6B767F;min-width:0;overflow-wrap:anywhere}
.pd-spec-list .row .v{font-family:var(--mono);color:var(--ink);text-align:right;min-width:0;overflow-wrap:anywhere}
.pd-spec-list .row.line{display:block}
.pd-spec-list .row.line .v{text-align:left;font-family:var(--font);font-size:13px;color:#3C474F;line-height:1.7}
.pd-aside{position:sticky;top:112px}
.pd-aside .in-contact-card{margin-bottom:22px}

/* corporate */
.in-corp-hero{background:var(--ink);color:#fff;position:relative;overflow:hidden;padding:24px 0 62px}
.in-corp-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:76px 76px;-webkit-mask-image:radial-gradient(ellipse 80% 80% at 70% 30%,#000,transparent 75%);mask-image:radial-gradient(ellipse 80% 80% at 70% 30%,#000,transparent 75%)}
.in-corp-hero .in-crumb{color:#7F8B95}
.in-corp-hero .in-crumb a:hover{color:#fff}
.in-corp-hero .in-crumb .cur{color:#fff}
.in-corp-hero .in-eyebrow{color:#C9D1D7}
.in-corp-hero .in-eyebrow .n{color:#fff;opacity:.45}
.in-corp-hero .in-h1{color:#fff;max-width:820px}
.in-corp-hero .in-lead{color:#A6B0B8;max-width:640px}
.in-corp-stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.14);margin-top:44px;position:relative;z-index:1}
.in-corp-stats .s{padding:22px 24px 0 0;border-right:1px solid rgba(255,255,255,.12)}
.in-corp-stats .s:last-child{border-right:0}
.in-corp-stats .v{font-family:var(--mono);font-size:34px;line-height:1;color:#fff;display:flex;align-items:baseline;gap:4px}
.in-corp-stats .v small{font-family:var(--font);font-size:10px;color:#98A3AC}
.in-corp-stats .l{font-size:10.5px;color:#8D99A3;letter-spacing:.08em;margin-top:8px}
.in-story{display:grid;grid-template-columns:280px minmax(0,1fr);gap:64px;align-items:start}
.in-story-side{position:sticky;top:112px}
.in-story-side .n{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--red)}
.in-story-side h2{font-size:26px;font-weight:800;line-height:1.3;margin-top:12px}
.in-story-side p{font-size:12px;line-height:1.9;color:var(--muted);margin-top:12px}
.in-story-text p{font-size:14.5px;line-height:2.05;color:#2C363D;margin-bottom:20px}
.in-story-text .hl{font-size:16px;line-height:1.9;color:var(--ink);font-weight:600;padding-left:18px;border-left:2px solid var(--red);margin:0 0 26px}
.in-biz-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:24px}
.in-biz{border:1px solid var(--line);background:#fff;padding:20px 18px;transition:.25s}
.in-biz .n{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:#A3ADB3}
.in-biz h3{font-size:13.5px;font-weight:700;margin-top:18px;line-height:1.5}
.in-biz p{font-size:11px;line-height:1.8;color:#8C979F;margin-top:6px}
.in-biz:hover{background:var(--ink);border-color:var(--ink)}
.in-biz:hover h3{color:#fff}
.in-biz:hover p{color:#98A3AC}
.in-biz:hover .n{color:var(--red)}

/* contact */
.in-contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.in-contact-item{background:#fff;border:1px solid var(--line);padding:24px 22px;position:relative;transition:.25s}
.in-contact-item svg{width:22px;height:22px;stroke:var(--red)}
.in-contact-item .k{font-size:10px;letter-spacing:.18em;color:#9AA4AC;margin-top:20px}
.in-contact-item .v{font-family:var(--mono);font-size:18px;color:var(--ink);margin-top:7px;word-break:break-all;line-height:1.4}
.in-contact-item:hover{border-color:#C9CFD2;transform:translateY(-3px);box-shadow:0 16px 34px rgba(11,17,22,.07)}
.in-contact-side{background:var(--ink);color:#fff;padding:34px 30px;display:flex;flex-direction:column;justify-content:space-between;min-height:100%}
.in-contact-side h3{font-size:19px;font-weight:700;letter-spacing:-.01em;margin-top:8px}
.in-contact-side p{font-size:12px;line-height:1.9;color:#98A3AC;margin-top:10px}
.in-contact-side .qr{display:flex;align-items:center;gap:16px;margin-top:26px}
.in-contact-side .qr img{width:96px;height:96px;background:#fff;padding:5px}
.in-contact-side .qr span{font-size:11px;line-height:1.8;color:#98A3AC}
.in-contact-side .qr b{display:block;color:#fff;font-size:13px}
.in-contact-layout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:16px;align-items:stretch}
.in-hours{display:flex;gap:10px;align-items:center;font-size:11.5px;color:#8C979F;margin-top:20px;letter-spacing:.03em}
.in-hours i{width:5px;height:5px;background:var(--red);border-radius:50%;flex-shrink:0}

/* search */
.in-search-box{display:flex;align-items:center;gap:10px;border:1px solid var(--line);background:#fff;padding:6px 6px 6px 16px;max-width:620px;margin-top:26px}
.in-search-box svg{width:17px;height:17px;stroke:#8C979F;flex-shrink:0}
.in-search-box input{flex:1;border:0;outline:0;font-size:13.5px;min-width:0;background:none;height:40px}
.in-search-box button{height:40px;padding:0 20px;background:var(--ink);color:#fff;font-size:12.5px;font-weight:600}
.in-search-item{display:grid;grid-template-columns:142px minmax(0,1fr) 20px;gap:24px;align-items:center;background:#fff;border:1px solid var(--line);padding:18px;margin-bottom:14px;transition:.25s}
.in-search-item img{width:142px;height:142px;object-fit:contain;background:#F3F5F3;mix-blend-mode:multiply;padding:12px}
.in-search-item h3{font-size:16px;font-weight:700;line-height:1.5;color:var(--ink)}
.in-search-item p{font-size:12px;line-height:1.8;color:#8C979F;margin-top:7px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.in-search-item svg{width:16px;height:16px;stroke:#B3BCC1;transition:.2s}
.in-search-item:hover{border-color:#C9CFD2;transform:translateY(-2px);box-shadow:0 16px 34px rgba(11,17,22,.07)}
.in-search-item:hover h3{color:var(--red)}
.in-search-item:hover svg{stroke:var(--red);transform:translateX(3px)}

/* 404 */
.in-404{background:var(--ink);color:#fff;min-height:72vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:70px 0}
.in-404::before{content:"404";position:absolute;right:-2%;bottom:-16%;font-family:var(--mono);font-size:420px;line-height:1;color:rgba(255,255,255,.035);pointer-events:none}
.in-404 .code{font-family:var(--mono);font-size:14px;letter-spacing:.3em;color:var(--red)}
.in-404 h1{font-size:clamp(36px,5vw,64px);font-weight:800;letter-spacing:-.03em;margin-top:16px;line-height:1.15}
.in-404 p{font-size:13.5px;line-height:1.9;color:#98A3AC;max-width:440px;margin-top:16px}
.in-404 .acts{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}

/* cta block inside inner pages */
.in-cta{background:var(--red);color:#fff;padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-top:52px;position:relative;overflow:hidden}
.in-cta::after{content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border:1px solid rgba(255,255,255,.18);border-radius:50%}
.in-cta .k{font-size:10px;letter-spacing:.2em;color:rgba(255,255,255,.75)}
.in-cta h2{font-size:clamp(22px,2.6vw,32px);font-weight:800;letter-spacing:-.02em;margin-top:9px;line-height:1.3}
.in-cta .acts{display:flex;gap:11px;flex-wrap:wrap;position:relative;z-index:1}

/* responsive */
@media (max-width:1300px){
  .in-main .prod-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .in-layout{grid-template-columns:minmax(0,1fr) 268px;gap:38px}
  .in-art-layout,.pd-body-grid{grid-template-columns:minmax(0,1fr) 268px;gap:42px}
}
@media (max-width:1080px){
  .in-layout{grid-template-columns:minmax(0,1fr) 248px;gap:30px}
  .in-art-layout,.pd-body-grid{grid-template-columns:minmax(0,1fr) 248px;gap:34px}
  .in-biz-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:980px){
  .in-page-hero{padding-bottom:38px}
  .in-hero-grid{grid-template-columns:1fr;gap:28px}
  .in-meta{max-width:520px}
  .in-layout,.in-art-layout,.pd-body-grid{grid-template-columns:1fr;gap:38px}
  .in-aside,.in-art-aside,.pd-aside{position:static;order:2}
  .in-main .prod-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .in-section{padding:46px 0 64px}
  .pd-grid{grid-template-columns:1fr;gap:32px}
  .pd-gallery{max-width:560px;margin:0 auto;width:100%}
  .in-story{grid-template-columns:1fr;gap:30px}
  .in-story-side{position:static}
  .in-corp-stats{grid-template-columns:1fr 1fr;gap:0}
  .in-corp-stats .s{border-bottom:1px solid rgba(255,255,255,.12);padding:18px 20px 18px 0}
  .in-contact-layout{grid-template-columns:1fr}
  .in-contact-grid{grid-template-columns:1fr 1fr}
  .in-related-links{display:none}
}
@media (max-width:640px){
  .in-crumb{margin-bottom:26px;font-size:10.5px}
  .in-h1{font-size:30px}
  .in-lead{font-size:12.5px}
  .in-ghost{font-size:120px;bottom:-20px}
  .in-meta .cell{padding:11px 0 11px 15px}
  .in-meta .v{font-size:18px}
  .in-toolbar{gap:12px}
  .in-chips{gap:6px;overflow-x:auto;flex-wrap:nowrap;width:100%;padding-bottom:4px;scrollbar-width:none}
  .in-chips::-webkit-scrollbar{display:none}
  .in-chip{flex-shrink:0;padding:8px 11px}
  .in-news-row{grid-template-columns:minmax(0,1fr) auto;gap:10px;padding:14px 16px}
  .in-news-row .idx,.in-news-row .arw{display:none}
  .in-news-row .t{font-size:13px;white-space:normal;line-height:1.6}
  .in-news-row .d{font-size:10.5px}
  .in-news-row:hover{padding-left:20px}
  .in-list .in-news-row:first-child .t::after{display:none}
  .in-news-row.featured .t{font-size:14px}
  .in-art-title{font-size:26px}
  .in-prose{font-size:14px;line-height:1.95}
  .in-pn{grid-template-columns:1fr}
  .in-search-item{grid-template-columns:92px minmax(0,1fr);gap:14px;padding:13px}
  .in-search-item img{width:92px;height:92px}
  .in-search-item svg{display:none}
  .in-search-item h3{font-size:14px}
  .in-contact-grid{grid-template-columns:1fr}
  .in-contact-item .v{font-size:16px}
  .in-corp-stats .v{font-size:26px}
  .in-biz-grid{grid-template-columns:1fr 1fr}
  .pd-specs{grid-template-columns:1fr 1fr}
  .pd-specs .sp:nth-child(3){border-left:0}
  .pd-specs .sp{padding-left:12px}
  .pd-specs .v{font-size:17px}
  .pd-actions .btn{flex:1;justify-content:center;padding:0 14px;font-size:12px}
  .in-cta{padding:30px 24px}
  .in-404::before{font-size:260px}
}

/* quotation */
.quote-toolbar{position:sticky;top:86px;z-index:20;background:rgba(244,245,242,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding:12px 0}
.quote-toolbar .container{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.quote-search{display:flex;align-items:center;gap:10px;border:1px solid var(--line);background:#fff;padding:4px 4px 4px 14px;min-width:320px;flex:1;max-width:520px}
.quote-search svg{width:16px;height:16px;stroke:#8C979F;flex-shrink:0}
.quote-search input{flex:1;min-width:0;border:0;outline:0;height:38px;font-size:13px;background:none}
.quote-search button{height:38px;padding:0 16px;background:var(--ink);color:#fff;font-size:12px;font-weight:600}
.quote-count{font-size:11.5px;color:#8C979F;letter-spacing:.03em}
.quote-count b{font-family:var(--mono);font-size:15px;color:var(--ink);margin:0 3px}
.quote-content{padding:32px 0 20px}
.quote-table-wrap{background:#fff;border:1px solid var(--line);overflow-x:auto;margin-bottom:18px}
.quote-table{width:100%;border-collapse:collapse;min-width:880px;font-size:12.5px}
.quote-table td{padding:10px 13px;border-bottom:1px solid var(--line-soft);color:#3C474F;vertical-align:top;line-height:1.65}
.quote-table tr:last-child td{border-bottom:0}
.quote-table tr.q-head td{background:var(--ink);color:#fff;font-size:10.5px;letter-spacing:.08em;font-weight:600;white-space:nowrap;border-bottom:0;padding:11px 13px}
.quote-table tr.q-group td{background:var(--paper);color:var(--ink);font-weight:700;font-size:13px;border-top:1px solid var(--line);padding:12px 13px}
.quote-table tr.q-row:hover td{background:#F7F8F6}
.quote-table td:nth-child(3),.quote-table td:nth-child(4){font-family:var(--mono);white-space:nowrap}
.quote-table td.q-price{color:var(--red);font-family:var(--mono);white-space:nowrap}
.quote-note{font-size:11.5px;line-height:1.9;color:#8C979F;border-left:2px solid var(--red);padding-left:14px;margin:18px 0 38px}
@media (max-width:980px){.quote-toolbar{top:70px}.quote-search{min-width:240px;max-width:none;flex:1}.quote-table{min-width:760px}}
@media (max-width:640px){.quote-toolbar .container{gap:10px}.quote-search{width:100%;min-width:0}.quote-count{width:100%}.quote-table{min-width:700px;font-size:12px}.quote-table td{padding:9px 11px}}

.quote-hint{display:none}
@media (max-width:640px){.quote-hint{display:block;font-size:11px;color:#8C979F;margin:0 0 10px}}

.in-layout.in-layout-full{grid-template-columns:minmax(0,1fr)}
.in-prose a,.in-prose a:visited,.in-prose a:hover,.in-prose a:active,.in-prose a *{color:inherit!important;border-bottom:0!important;text-decoration:none!important}

.pd-preview{position:absolute;inset:0;display:grid;place-items:center;cursor:zoom-in}.pd-preview img{display:block}.pd-gallery .model,.pd-gallery .cat,.pd-gallery .line{pointer-events:none;z-index:1}
.pd-summary{margin-top:24px;border-top:1px solid var(--line)}.pd-summary-row{padding:10px 0;border-bottom:1px solid var(--line-soft);font-size:14px;line-height:1.7;overflow-wrap:anywhere}
.product-lightbox{border:0;background:transparent;padding:48px 16px 16px;max-width:96vw;max-height:96vh;margin:auto;overflow:visible}.product-lightbox::backdrop{background:rgba(0,0,0,.85)}.product-lightbox img{display:block;max-width:90vw;max-height:82vh;width:auto;height:auto;object-fit:contain;background:#fff}.product-lightbox button{position:absolute;right:10px;top:0;color:#fff;font-size:30px;width:44px;height:44px;line-height:1}.product-lightbox button:focus-visible{outline:2px solid #fff}

/* Product contact and related models */
:is(.pd-aside,.in-art-aside) .in-contact-card{padding:26px 24px 24px;background:linear-gradient(135deg,#16232d,#0b1116);border:1px solid #263540;border-radius:10px;box-shadow:0 8px 24px rgba(11,17,22,.08);margin-bottom:24px}
:is(.pd-aside,.in-art-aside) .in-contact-card::after{left:24px;right:auto;top:0;bottom:auto;width:34px;height:3px;border:0;border-radius:0 0 3px 3px;background:var(--red);pointer-events:none}
:is(.pd-aside,.in-art-aside) .in-contact-card .k{font-size:11px;letter-spacing:.08em;color:#b8c2ca;display:flex;align-items:center;gap:8px}
:is(.pd-aside,.in-art-aside) .in-contact-card .k::before{content:"";width:5px;height:5px;border-radius:50%;background:#e64b54}
:is(.pd-aside,.in-art-aside) .in-contact-card .p{font-size:27px;line-height:1.3;letter-spacing:.025em;margin:14px 0 0}
:is(.pd-aside,.in-art-aside) .in-contact-card .p a{display:inline-block;position:relative;z-index:1;transition:color .2s}:is(.pd-aside,.in-art-aside) .in-contact-card .p a:hover{color:#f3b9bd}:is(.pd-aside,.in-art-aside) .in-contact-card .p a:focus-visible{outline:2px solid #fff;outline-offset:5px}
:is(.pd-aside,.in-art-aside) .in-side{margin-top:24px!important;padding:20px 16px 8px;background:#fff;border:1px solid var(--line);border-radius:10px}
:is(.pd-aside,.in-art-aside) .in-side h3{font-size:13px;letter-spacing:.04em;padding:0 2px 16px;margin:0;border-bottom:1px solid var(--line-soft)}
:is(.pd-aside,.in-art-aside) .in-side h3 span{font-size:9px;letter-spacing:.12em;color:#9aa6af}
:is(.pd-aside,.in-art-aside) .in-mini{margin-top:0}:is(.pd-aside,.in-art-aside) .in-mini a{padding:13px 2px;gap:12px;transition:background .2s}:is(.pd-aside,.in-art-aside) .in-mini a:last-child{border-bottom:0}:is(.pd-aside,.in-art-aside) .in-mini a:hover{background:#fafbfb}
:is(.pd-aside,.in-art-aside) .in-mini img{width:64px;height:64px;padding:4px;background:#fff;mix-blend-mode:normal;border:1px solid #edf0f1;border-radius:6px}
:is(.pd-aside,.in-art-aside) .in-mini .t{flex:1;min-width:0;font-size:12.5px;line-height:1.65;color:#36434d;transition:color .2s}:is(.pd-aside,.in-art-aside) .in-mini a:hover .t{color:var(--red)}
:is(.pd-aside,.in-art-aside) .in-mini a::after{content:"\2197";font-size:16px;line-height:1;color:#a6b0b7;flex-shrink:0;margin-left:auto}:is(.pd-aside,.in-art-aside) .in-mini a:hover::after{color:var(--red)}

.in-hero-grid.in-hero-full{grid-template-columns:minmax(0,1fr);gap:0}

/* Quotation product links and category navigation */
.quote-content a,.quote-content a:visited,.in-prose .quote-table a,.in-prose .quote-table a:visited,.in-prose .quote-table a *,.in-prose nav[aria-label="报价分类"] a{color:var(--red)!important;transition:color .2s}
.quote-content a:hover,.quote-content a:focus-visible,.in-prose .quote-table a:hover,.in-prose .quote-table a:focus-visible,.in-prose .quote-table a:hover *,.in-prose nav[aria-label="报价分类"] a:hover{color:var(--red-dark)!important;text-decoration:underline!important;text-underline-offset:3px}

.pd-visual{min-width:0}.pd-visual .pd-gallery{width:100%}.pd-thumbs{display:flex;gap:10px;overflow-x:auto;margin-top:12px;padding:2px}.pd-thumb{width:70px;height:70px;padding:5px;border:1px solid var(--line);background:#fff;flex-shrink:0}.pd-thumb img{width:100%;height:100%;object-fit:scale-down}.pd-thumb.is-active{border-color:var(--red);box-shadow:0 0 0 1px var(--red)}.pd-thumb:focus-visible{outline:2px solid var(--red);outline-offset:3px}.in-prose .product-main-images{display:none}