/* ARVI Step 5 — premium mobile-first refinement shared across 3 concept pages.
 * Applies only to narrow screens; desktop layouts and ARVI original logo are preserved.
 * No fake stock, delivery, royal endorsement, or Shopify purchase functionality.
 */
.filter-backdrop[hidden]{display:none!important}
.mobile-apply-filters,.mobile-purchase-bar{display:none}
@media(max-width:760px){
  :root{--mobile-ink:#291c21;--mobile-border:#d9c9b8;--mobile-paper:#f7f1e8}
  html{scroll-padding-top:96px;-webkit-text-size-adjust:100%}
  body{overflow-x:clip}
  .site-header{position:sticky;top:0;z-index:70;background:#f8f3eb}
  .site-header .header-inner{min-height:78px;grid-template-columns:minmax(0,1fr) 104px minmax(0,1fr);padding-left:18px;padding-right:18px}
  .site-header .brand{height:78px;width:104px}
  .site-header .brand img{height:72px;width:70px;object-fit:contain}
  .site-header .header-left,.site-header .header-right{gap:8px}
  .site-header .menu-trigger{display:inline-flex;align-items:center;justify-content:center;padding:0;min-width:44px;min-height:44px;border:0;background:transparent;color:#34252a}
  .site-header .icon-link,.site-header .bag-icon{min-width:42px;min-height:44px;display:flex;justify-content:center;align-items:center}
  .site-header .stroke-icon{width:20px;height:20px}
  .site-header .primary-nav{display:none}
  .site-header .primary-nav.is-open{display:flex;position:absolute;left:0;right:0;top:100%;z-index:100;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;padding:8px 24px 18px;background:#f8f3eb;border-top:1px solid #d7c8b8;box-shadow:0 17px 25px #24181a24}
  .site-header .primary-nav.is-open a{min-height:44px;display:flex;align-items:center;padding:11px 4px;font-size:10px;font-weight:700;letter-spacing:.13em;border-bottom:1px solid #e1d5c5}
  .site-header .primary-nav.is-open a:last-child{border-bottom:0}
  .utility{background:#1b191a}
  .utility-inner{min-height:34px;padding-left:18px;padding-right:18px}
  .utility-left{gap:6px;letter-spacing:.09em;font-size:8px}
  .utility-right{gap:8px}
  .utility-right #language,.utility-right #currency{min-height:30px;font-size:9px}
  .utility-right .tax,.utility-right .utility-text{display:none}
  .utility-country{display:none}
  .utility .dot:last-of-type{display:none}
  .utility .utility-dot:last-of-type{display:none}

  /* Home: reveal authentic Swiss boutique image before the editorial headline. */
  .arvi-home .hero{display:flex;flex-direction:column;min-height:0}
  .arvi-home .hero-image{order:0;min-height:0;height:260px;overflow:hidden}
  .arvi-home .hero-image img{width:100%;height:100%;object-fit:cover;object-position:center 42%}
  .arvi-home .hero-image-caption{left:23px;bottom:19px;font-size:8px;letter-spacing:.12em}
  .arvi-home .hero-image-caption .vertical-caption-line{height:29px}
  .arvi-home .hero-panel{order:1;min-height:0}
  .arvi-home .hero-panel:after{display:none}
  .arvi-home .hero-panel-inner{min-height:0;padding:35px 23px 32px;max-width:none;display:block}
  .arvi-home .hero-eyebrow{font-size:9px;letter-spacing:.15em;gap:10px;margin-bottom:18px}
  .arvi-home .eyebrow-rule{width:26px}
  .arvi-home .hero-panel-inner h1{font-size:clamp(47px,8vw,63px);line-height:.93;max-width:545px;margin:0 0 15px;letter-spacing:-.035em}
  .arvi-home .hero-minor-rule{margin:11px 0 14px;width:42px}
  .arvi-home .hero-body{font-size:12px;line-height:1.7;max-width:380px;margin-bottom:18px;color:#eaded2}
  .arvi-home .hero-ctas{gap:12px;align-items:center;flex-wrap:wrap}
  .arvi-home .hero-ctas .btn-light{min-height:45px;padding:10px 15px;gap:14px;font-size:9px;letter-spacing:.09em}
  .arvi-home .hero-ctas .light-link{font-size:9px;white-space:nowrap}
  .arvi-home .hero-footer{display:none}
  .arvi-home .heritage-inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:21px 0}
  .arvi-home .heritage-item{align-items:center;gap:9px;padding:0 13px}
  .arvi-home .heritage-item:nth-child(3){padding-left:0}
  .arvi-home .heritage-item b{font-size:38px}
  .arvi-home .heritage-item>span{font-size:8px;letter-spacing:.09em}
  .arvi-home .house-intro{padding-top:65px;padding-bottom:63px}
  .arvi-home .intro-content h2{font-size:clamp(48px,8vw,64px)}
  .arvi-home .collection-grid{gap:9px}
  .arvi-home .region{min-height:265px}
  .arvi-home .region-info{padding:13px 11px}
  .arvi-home .region strong{font-size:30px}
  .arvi-home .region-action{font-size:7px}
  .arvi-home .collector-edit{padding-top:70px;padding-bottom:70px}
  .arvi-home .wine-showcase{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .arvi-home .wine-art{height:230px}
  .arvi-home .wine-meta{padding:12px 3px 0}
  .arvi-home .wine-meta h3{font-size:25px;min-height:65px}
  .arvi-home .wine-quote-card{grid-column:1/-1;min-height:250px}
  .arvi-home .boutique-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
  .arvi-home .boutique:last-child{grid-column:1/-1;max-width:none}
  .arvi-home .boutique:last-child figure img{aspect-ratio:1.8}
  .arvi-home .boutique h3{font-size:35px}

  /* Collection: make first product cards discoverable without a huge introductory scroll. */
  .arvi-collection .collection-masthead{display:grid;grid-template-columns:1fr;min-height:0}
  .arvi-collection .mast-copy{min-height:0;padding:35px 24px 31px}
  .arvi-collection .mast-kicker{font-size:8px;letter-spacing:.14em;gap:10px}
  .arvi-collection .kicker-line{width:27px}
  .arvi-collection .mast-copy h1{font-size:clamp(62px,10vw,79px);margin:15px 0 4px}
  .arvi-collection .mast-copy h2{font-size:clamp(31px,5.7vw,40px);margin:0 0 12px;line-height:1}
  .arvi-collection .mast-copy p{font-size:11px;line-height:1.6;margin:0 0 16px}
  .arvi-collection .mast-discover{font-size:9px;letter-spacing:.11em;gap:18px;padding:6px 0}
  .arvi-collection .mast-art{min-height:0;height:190px}
  .arvi-collection .mast-art>img{height:165px;width:auto;max-width:65%;object-fit:contain}
  .arvi-collection .mast-art-ring{height:155px;width:155px}
  .arvi-collection .mast-vintage-tag{font-size:8px;top:13px;right:22px}
  .arvi-collection .mast-art-bottom{display:none}
  .arvi-collection .mast-art:after{inset:10px}
  .arvi-collection .collection-trust-inner{min-height:73px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;padding:14px 18px}
  .arvi-collection .collection-trust-inner>div,.arvi-collection .collection-trust-inner>div:last-child{grid-column:auto;display:flex;flex-direction:column;justify-content:center;align-items:start;gap:5px;min-height:44px;padding:0 11px;border-top:0;border-right:1px solid #d4c5b6;font-size:7px;letter-spacing:.07em;line-height:1.45}
  .arvi-collection .collection-trust-inner>div:first-child{padding-left:0}
  .arvi-collection .collection-trust-inner>div:last-child{border-right:0}
  .arvi-collection .trust-num{font-size:24px}
  .arvi-collection .collection-area{padding-top:52px;padding-bottom:70px}
  .arvi-collection .collection-heading-row h2{font-size:clamp(49px,8vw,64px);margin-bottom:9px}
  .arvi-collection .collection-heading-row p{font-size:11px}
  .arvi-collection .collection-tabs{display:flex;flex-wrap:nowrap;overflow-x:auto;gap:21px;white-space:nowrap;scrollbar-width:none;-webkit-overflow-scrolling:touch;overscroll-behavior-inline:contain}
  .arvi-collection .collection-tabs::-webkit-scrollbar{display:none}
  .arvi-collection .style-tab{flex:0 0 auto;min-height:46px;padding:11px 0;font-size:9px;letter-spacing:.09em}
  .arvi-collection .collection-toolbar{gap:10px}
  .arvi-collection .mobile-filter-trigger{min-height:44px;font-size:9px;padding:9px 10px;white-space:nowrap}
  .arvi-collection .results{font-size:8px}
  .arvi-collection .collection-search{min-height:45px}
  .arvi-collection .collection-sort select{min-height:44px}
  .arvi-collection .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px 9px}
  .arvi-collection .product-image{height:212px}
  .arvi-collection .product-image .bottle{max-height:180px;height:77%;max-width:70%}
  .arvi-collection .product-image:before{width:145px;height:145px;top:30px}
  .arvi-collection .product-info{padding:12px 11px 0}
  .arvi-collection .product-name{font-size:23px;min-height:52px}
  .arvi-collection .product-maker{font-size:8px}
  .arvi-collection .product-meta{font-size:8px}
  .arvi-collection .product-bottom{padding-top:10px;padding-bottom:11px}
  .arvi-collection .view-wine{min-height:44px;padding:12px 10px}
  .arvi-collection .favorite{min-height:32px;min-width:32px;top:8px;right:8px}
  .arvi-collection .product-microbadge{top:10px;left:8px;letter-spacing:.06em;font-size:8px}
  /* Mobile filters: a real off-canvas drawer, not a huge inline accordion. */
  .filter-backdrop:not([hidden]){position:fixed;inset:0;z-index:145;background:#130f13aa;display:block}
  .arvi-collection .filters{display:block!important;visibility:hidden;position:fixed;z-index:150;top:0;right:0;bottom:0;width:min(360px,calc(100vw - 22px));min-height:0;overflow-y:auto;background:#faf6ef;border:0;box-shadow:-16px 0 48px #0003;padding:24px 23px 105px;transform:translateX(108%);transition:transform .25s ease,visibility .25s}
  .arvi-collection .filters.is-open{visibility:visible;transform:translateX(0);margin:0}
  .arvi-collection .filters-heading h3{font-size:35px}
  .arvi-collection .filters-heading button{display:flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;font-size:19px}
  .arvi-collection .filter-option{min-height:29px}
  .arvi-collection .filter-option input{height:19px;width:19px}
  .arvi-collection .filter-group{padding-top:20px}
  .arvi-collection .mobile-apply-filters{display:flex;align-items:center;justify-content:space-between;gap:10px;position:fixed;bottom:0;left:0;right:0;min-height:67px;background:#492632;border:0;color:#fff4e8;padding:14px 21px;font-size:10px;letter-spacing:.12em;font-weight:700;box-shadow:0 -9px 18px #0001}
  .arvi-collection .mobile-apply-filters b{font:400 21px var(--serif);margin-left:auto}
  .arvi-collection .mobile-apply-filters span:last-child{font-size:18px;font-weight:400}
  body.filter-overlay-open{overflow:hidden}
  .arvi-collection .side-concierge{margin-bottom:12px}

  /* Product: useful wine facts sooner, always-visible reference and non-purchasing CTA. */
  .arvi-product .product-breadcrumb{min-height:44px;gap:8px;letter-spacing:.08em;font-size:8px}
  .arvi-product .gallery-main{height:318px}
  .arvi-product .gallery-main #hero-bottle{height:245px;max-width:60%}
  .arvi-product .gallery-ornament{width:270px;height:270px}
  .arvi-product .gallery-name{font-size:44px;bottom:26px}
  .arvi-product .gallery-name i{font-size:12px}
  .arvi-product .gallery-main:before{inset:13px}
  .arvi-product .gallery-main:after{inset:22px}
  .arvi-product .gallery-eyebrow{top:23px;left:28px;font-size:8px;letter-spacing:.1em}
  .arvi-product .gallery-image-warning{top:23px;right:27px;font-size:8px}
  .arvi-product .gallery-zoom-button{bottom:20px;right:22px;padding:9px 10px;font-size:8px}
  .arvi-product .gallery-thumbnails{min-height:61px;padding:8px 16px}
  .arvi-product .gallery-thumb{padding:3px 8px;gap:8px;font-size:8px;letter-spacing:.06em}
  .arvi-product .gallery-thumb img{height:43px}
  .arvi-product .gallery-source-link{font-size:8px;letter-spacing:.07em}
  .arvi-product .illustration-note{padding:8px 16px 11px;font-size:9px;line-height:1.5}
  .arvi-product .product-info-inner{padding:30px 21px 52px}
  .arvi-product .pdp-eyebrow{font-size:9px;letter-spacing:.1em}
  .arvi-product .producer-name{margin:21px 0 7px;font-size:10px}
  .arvi-product .product-info h1{font-size:clamp(60px,10vw,76px);margin:0 0 8px}
  .arvi-product .pdp-subtitle{font-size:19px;margin-bottom:15px}
  .arvi-product .pdp-cert-row{font-size:8px;gap:7px}
  .arvi-product .pdp-awards{margin:15px 0;padding:11px 0}
  .arvi-product .award-mark strong{font-size:35px}
  .arvi-product .price-row{padding-bottom:12px}
  .arvi-product .price-main strong{font-size:45px}
  .arvi-product .format-group{scroll-margin-top:135px}
  .arvi-product .format-option{min-height:63px}
  .arvi-product .qty-controls{height:47px}
  .arvi-product .qty-controls button{min-width:44px}
  .arvi-product .pdp-add{min-height:53px}
  .arvi-product .pdp-story .story-main{padding:55px 24px}
  .arvi-product .detail-accordions summary{min-height:50px}
  .arvi-product .related-grid{gap:9px}
  .arvi-product .related-card:last-child{grid-column:1/-1;width:calc(50% - 5px)}
  .arvi-product{padding-bottom:77px}
  .arvi-product .mobile-purchase-bar{display:flex;align-items:center;justify-content:space-between;gap:13px;position:fixed;left:0;right:0;bottom:0;z-index:140;min-height:76px;padding:10px max(15px,env(safe-area-inset-left)) calc(10px + env(safe-area-inset-bottom));background:#faf5eb;border-top:1px solid #cbb9a4;box-shadow:0 -7px 25px #2113181d}
  .arvi-product .mobile-purchase-total{display:flex;flex-direction:column;gap:0;min-width:115px}
  .arvi-product .mobile-purchase-total>small{font-size:8px;color:#8a7262;letter-spacing:.11em;font-weight:700}
  .arvi-product .mobile-purchase-total>div{color:#43262f;white-space:nowrap}
  .arvi-product .mobile-purchase-total>div span{font-size:10px;font-weight:700}
  .arvi-product .mobile-purchase-total strong{font:500 29px/1 var(--serif)}
  .arvi-product #mobile-choose-format{display:flex;align-items:center;justify-content:space-between;gap:11px;min-width:162px;min-height:48px;padding:10px 13px;background:#492632;color:#fff2e5;border:1px solid #492632;font-weight:700;letter-spacing:.09em;font-size:9px;text-align:left}
  .arvi-product #mobile-choose-format span:last-child{font-size:18px;font-weight:400}
}
@media(max-width:430px){
  .utility-inner{padding-inline:14px}
  .site-header .header-inner{padding-inline:14px;grid-template-columns:minmax(0,1fr) 92px minmax(0,1fr)}
  .site-header .brand{width:92px}
  .site-header .header-right{gap:2px}
  .site-header .menu-trigger{min-width:42px}
  .site-header .icon-link{min-width:40px}
  .arvi-home .hero-image{height:240px}
  .arvi-home .hero-panel-inner{padding:29px 21px 27px}
  .arvi-home .hero-panel-inner h1{font-size:clamp(44px,11.1vw,53px)}
  .arvi-home .hero-body{margin-bottom:15px}
  .arvi-home .hero-ctas{gap:11px}
  .arvi-home .hero-ctas .btn-light{font-size:8px;padding:11px 12px}
  .arvi-home .hero-ctas .light-link{font-size:8px}
  .arvi-collection .mast-copy{padding:29px 22px 25px}
  .arvi-collection .mast-copy h1{font-size:clamp(56px,16vw,70px)}
  .arvi-collection .mast-copy h2{font-size:29px}
  .arvi-collection .mast-art{height:171px}
  .arvi-collection .mast-art>img{height:150px}
  .arvi-collection .product-image{height:193px}
  .arvi-collection .product-image .bottle{max-height:160px}
  .arvi-collection .product-name{font-size:22px}
  .arvi-collection .product-price{font-size:20px}
  .arvi-product .gallery-main{height:302px}
  .arvi-product .gallery-main #hero-bottle{height:230px}
  .arvi-product .gallery-ornament{height:250px;width:250px}
  .arvi-product .gallery-name{font-size:41px}
  .arvi-product .product-info h1{font-size:60px}
  .arvi-product .pdp-cert-row{font-size:8px;gap:5px;letter-spacing:.06em}
  .arvi-product .mobile-purchase-total strong{font-size:26px}
  .arvi-product #mobile-choose-format{min-width:152px}
}
@media(prefers-reduced-motion:reduce){
  .arvi-collection .filters{transition:none}
}

/* Narrow-device polish: keep the 10,000+ proof point within its column at 320px. */
@media(max-width:350px){
  .arvi-home .heritage-item{gap:5px;padding-left:6px;padding-right:6px}
  .arvi-home .heritage-item:first-child,.arvi-home .heritage-item:nth-child(3){padding-left:0}
  .arvi-home .heritage-item b{font-size:27px}
  .arvi-home .heritage-item b span{font-size:18px}
  .arvi-home .heritage-item>span{font-size:7px;letter-spacing:.02em}
}

/* Desktop home menu uses the original unboxed navigation appearance. */
.arvi-home #mobile-menu-trigger{border:0;background:transparent;color:inherit;cursor:pointer}