/* DDC storefront — page layer on top of /ddc-ui.css.
   Palette: paper #F6F7F9 · ink #1B2230 · slate #4A6B8C · soft #E1E9F1 */
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.section{padding:72px 0}.section-white{background:#FFFFFF;border-block:1px solid var(--line-2)}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-heading h2{font-size:clamp(24px,3vw,32px);margin:6px 0 0;max-width:620px}
.section-heading>p{margin:0;max-width:380px;color:var(--muted)}
svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* header */
.header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line-2)}
.header-inner{min-height:68px;display:flex;align-items:center;gap:20px}
.desktop-nav{display:flex;gap:2px;margin-left:auto}
.desktop-nav a{padding:8px 12px;border-radius:8px;font-size:14px;font-weight:600;color:var(--ink-3);text-decoration:none}
.desktop-nav a:hover{background:var(--soft-2);color:var(--ink)}
.header-cta{min-height:40px}
.mobile-menu{display:none;position:relative}
.mobile-menu summary{list-style:none;cursor:pointer;width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;background:#fff}
.mobile-menu summary::-webkit-details-marker{display:none}
.burger{display:grid;gap:4px}.burger i{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
.mobile-menu nav{position:absolute;right:0;top:54px;width:min(280px,calc(100vw - 32px));display:flex;flex-direction:column;gap:2px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.mobile-menu nav a:not(.btn){padding:11px 12px;border-radius:8px;font-weight:600;color:var(--ink);text-decoration:none}
.mobile-menu nav a:not(.btn):hover{background:var(--soft-2)}
.mobile-menu nav .btn{margin-top:6px}

/* hero */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,#F6F7F9 100%);border-bottom:1px solid var(--line-2)}
.hero-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:center;padding:72px 0 80px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:var(--soft);color:var(--slate-dark);font-size:13px;font-weight:650}
.hero-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--slate)}
.hero h1{font-size:clamp(34px,5.2vw,58px);line-height:1.05;letter-spacing:-.04em;margin:18px 0 18px}
.hero h1 span{color:var(--slate)}
.lead{font-size:18px;line-height:1.65;color:var(--ink-3);max-width:540px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-actions svg{width:20px;height:20px}
.hero-points{list-style:none;padding:0;margin:28px 0 0;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:var(--muted)}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points li::before{content:"";width:16px;height:16px;border-radius:50%;background:var(--soft) no-repeat center;box-shadow:inset 0 0 0 5px var(--soft),inset 0 0 0 16px var(--slate)}
.hero-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--shadow)}
.hero-card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.steps{list-style:none;margin:0 0 22px;padding:0;display:grid;gap:4px}
.steps li{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.steps li:last-child{border-bottom:0}
.steps b{flex-shrink:0;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--ink);color:#fff;font-size:14px}
.steps strong{display:block;font-size:15px}.steps span{font-size:14px;color:var(--muted)}

/* services */
.service-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 20px;transition:border-color .15s,transform .15s,box-shadow .15s}
.service-card:hover{border-color:#C6D2DF;transform:translateY(-2px);box-shadow:var(--shadow)}
.service-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--soft);color:var(--slate-dark);margin-bottom:16px}
.service-icon svg{width:22px;height:22px}
.service-card h3{font-size:16px;margin-bottom:6px}.service-card p{font-size:14px;color:var(--muted);margin:0}

/* catalog */
.catalog-controls{display:grid;grid-template-columns:1fr 220px auto;gap:10px;margin-bottom:22px}
.control-search{position:relative}
.control-search svg{position:absolute;left:13px;top:50%;width:18px;height:18px;transform:translateY(-50%);color:var(--muted-2)}
.control-search input{padding-left:40px}
.catalog-controls button{min-height:44px;padding-inline:22px}
.empty-note{padding:28px;text-align:center;border:1px dashed var(--line);border-radius:16px;color:var(--muted);background:var(--paper)}
.catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.catalog-product-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:border-color .15s,box-shadow .15s}
.catalog-product-card:hover{border-color:#C6D2DF;box-shadow:var(--shadow)}
.catalog-product-cover{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--soft-2)}
.catalog-product-card:not(:has(img))::before{content:"DDC";display:grid;place-items:center;aspect-ratio:4/3;background:linear-gradient(135deg,var(--soft) 0%,#F3F6F9 100%);color:var(--slate-light);font-weight:800;font-size:22px;letter-spacing:.08em}
.catalog-product-card>.category-no{margin:16px 18px 4px;font-size:12px;font-weight:650;color:var(--slate);text-transform:uppercase;letter-spacing:.05em}
.catalog-product-card>strong{margin:0 18px;font-size:16px;line-height:1.35}
.product-price{margin:8px 18px 2px;font-size:18px;font-weight:750;color:var(--ink)}
.product-stock{margin:0 18px 14px;font-size:13px;color:var(--warn)}
.product-stock[data-in-stock=true]{color:var(--ok)}
.catalog-detail-button{margin:auto 18px 18px;width:calc(100% - 36px)}
.catalog-detail{margin-top:20px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:var(--shadow)}
.detail-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;margin-top:12px}
.product-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;align-content:start}
.product-gallery img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:12px;border:1px solid var(--line)}
.product-gallery img:first-child{grid-column:1/-1;aspect-ratio:4/3}
.product-gallery:empty{min-height:220px;border-radius:14px;background:linear-gradient(135deg,var(--soft) 0%,#F3F6F9 100%)}
.detail-info h3{font-size:24px;margin-bottom:8px}
#catalog-detail-price{display:block;font-size:26px;letter-spacing:-.02em;margin-bottom:10px}
#catalog-detail-stock{display:inline-flex;padding:4px 10px;border-radius:999px;font-size:13px;font-weight:650;background:var(--warn-bg);color:var(--warn)}
#catalog-detail-stock[data-in-stock=true]{background:var(--ok-bg);color:var(--ok)}
#catalog-detail-description{white-space:pre-line;color:var(--ink-3)}
.detail-note{font-size:14px;color:var(--muted);padding-top:14px;border-top:1px solid var(--line-2)}

/* print band */
.print-band{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;padding:44px;border-radius:24px;background:var(--ink);color:#fff;position:relative;overflow:hidden}
.print-band::after{content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(74,107,140,.55) 0%,rgba(74,107,140,0) 70%)}
.print-band .eyebrow{color:var(--slate-light)}
.print-band h2{color:#fff;font-size:clamp(23px,2.8vw,30px);margin:8px 0 12px}
.print-band p{color:#C9D3DE;margin:0}
.print-band-side{position:relative;z-index:1}
.print-band-side ul{margin:0 0 20px;padding:0;list-style:none;display:grid;gap:10px;color:#E1E9F1;font-size:15px}
.print-band-side li{display:flex;gap:10px;align-items:center}
.print-band-side li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--slate-light)}
.print-band-cta{background:#fff;border-color:#fff;color:var(--ink);width:100%}
.print-band-cta:hover{background:var(--soft)}

/* partners & contact */
.partner-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.partner-grid>div{padding:22px;border-radius:16px;background:var(--paper);border:1px solid var(--line-2)}
.partner-grid strong{display:block;font-size:16px;margin-bottom:6px}.partner-grid p{margin:0;color:var(--muted);font-size:14px}
.contact-card{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:36px;border-radius:24px;background:#fff;border:1px solid var(--line)}
.contact-card h2{font-size:clamp(23px,2.8vw,30px);margin:6px 0 10px}.contact-card p{margin:0;color:var(--muted);max-width:560px}
.contact-actions{display:flex;flex-direction:column;gap:10px;flex-shrink:0;min-width:220px}
.contact-card{align-items:flex-start}
.contact-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:22px 0 0}
.contact-list>div{padding:14px 16px;border-radius:14px;background:var(--paper);border:1px solid var(--line-2)}
.contact-list dt{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--slate);margin-bottom:4px}
.contact-list dd{margin:0;font-weight:650;color:var(--ink);line-height:1.5}
.contact-list a{color:var(--slate-dark)}

/* footer */
.footer{background:#fff;border-top:1px solid var(--line-2);padding-top:44px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}
.footer-grid p{color:var(--muted);font-size:14px;margin-top:14px;max-width:320px}
.footer-grid>div>strong{display:block;font-size:14px;margin-bottom:10px}
.footer-grid>div>a:not(.ddc-logo){display:block;padding:4px 0;color:var(--muted);font-size:14px;text-decoration:none}
.footer-grid>div>a:not(.ddc-logo):hover{color:var(--ink)}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;margin-top:36px;padding:18px 0 28px;border-top:1px solid var(--line-2);font-size:13px;color:var(--muted-2)}
.footer-bottom a{color:var(--muted-2);text-decoration:none}.footer-bottom a:hover{color:var(--ink)}

@media(max-width:1000px){
  .service-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero-grid{grid-template-columns:1fr;gap:36px;padding:52px 0 60px}
  .print-band{grid-template-columns:1fr;padding:32px}
}
@media(max-width:860px){.desktop-nav,.header-cta{display:none}.mobile-menu{display:block;margin-left:auto}}
@media(max-width:720px){
  .container{width:calc(100% - 32px)}
  .section{padding:52px 0}
  .section-heading{flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:22px}
  .lead{font-size:16px}
  .hero-actions .btn{flex:1 1 100%}
  .service-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .service-card{padding:16px}
  .catalog-controls{grid-template-columns:1fr 1fr}
  .control-search{grid-column:1/-1}
  .detail-body{grid-template-columns:1fr}
  .partner-grid{grid-template-columns:1fr}
  .contact-card{flex-direction:column;align-items:stretch;padding:24px}
  .contact-list{grid-template-columns:1fr}.contact-actions{min-width:0}
  .contact-actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
  .print-band{padding:26px;border-radius:20px}
}
@media(max-width:720px){
  .catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .catalog-product-cover,.catalog-product-card:not(:has(img))::before{aspect-ratio:1}
  .catalog-product-card>.category-no{margin:12px 12px 2px;font-size:11px}
  .catalog-product-card>strong{margin:0 12px;font-size:14px}
  .product-price{margin:6px 12px 2px;font-size:16px}
  .product-stock{margin:0 12px 10px;font-size:12px}
  .catalog-detail-button{margin:auto 12px 12px;width:calc(100% - 24px);min-height:36px;font-size:13px}
  .service-card h3{font-size:15px}.service-card p{font-size:13px}
  .service-icon{width:38px;height:38px;margin-bottom:12px}
}
@media(max-width:360px){.service-grid{grid-template-columns:1fr}}
@media(max-width:400px){.hero-card{padding:20px}}