/* 手机端任务布局。桌面继续使用 experience.css 的视觉规范。 */
.mobile-nav,.mobile-quote-tool{display:none}

@media(max-width:650px){
  :root{--mobile-nav-height:66px;--section-title:21px;--mobile-bottom:calc(var(--mobile-nav-height) + env(safe-area-inset-bottom,0px))}
  html{scroll-padding-top:80px;scroll-padding-bottom:calc(var(--mobile-bottom) + 16px)}
  body{padding-bottom:var(--mobile-bottom)}
  .container,.header-inner{width:calc(100% - 32px)}
  .site-header{height:64px}
  .header-inner{flex-wrap:nowrap;gap:8px}
  .site-header nav{display:none}
  .brand{font-size:17px;gap:9px}
  .brand-symbol{width:36px;height:36px;border-radius:10px}
  .brand small{font-size:10px;letter-spacing:.8px;margin-top:2px}
  .header-actions{gap:4px}
  .header-actions .saved-link,.site-header .theme-toggle{width:44px;min-width:44px;height:44px;justify-content:center;border-radius:12px}
  .header-actions .saved-link svg{display:block;width:21px;height:21px}
  .header-actions .saved-link span{display:none}
  .header-actions .saved-link.active{background:var(--accent-soft)}

  /* 常用任务固定在拇指可触达的位置，预留系统手势区。 */
  .mobile-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));position:fixed;inset:auto 0 0;z-index:20;height:var(--mobile-bottom);padding:5px max(8px,env(safe-area-inset-right,0px)) env(safe-area-inset-bottom,0px) max(8px,env(safe-area-inset-left,0px));background:var(--header-bg);border-top:1px solid var(--line);box-shadow:0 -4px 20px #00000005;backdrop-filter:blur(18px)}
  .mobile-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-width:0;min-height:54px;color:var(--muted);font-size:11px;line-height:1.5;position:relative}
  .mobile-nav svg{width:23px;height:23px;stroke-width:1.65;position:relative}
  .mobile-nav a.active{color:var(--accent-ink)}
  .mobile-nav span{position:relative}
  .mobile-nav a:focus-visible{outline-offset:-3px;border-radius:10px}
  #toast{bottom:calc(var(--mobile-bottom) + 12px);max-width:calc(100% - 32px);white-space:normal;text-align:center}

  /* 首页：缩短介绍区，行业插画成为紧凑的识别符号。 */
  .discovery-head{gap:16px;padding:22px 0 20px}
  .discovery-intro .edition,.home-intro-tail,.search-caption{display:none}
  .discovery-intro h1{font-size:29px;line-height:1.3;letter-spacing:-.03em;margin:0 0 8px}
  .discovery-intro h1 span{margin-left:6px}
  .discovery-intro p{font-size:13px;line-height:1.7}
  .discovery-tools{padding:0;border:0;background:transparent;box-shadow:none}
  .discovery-tools .hero-search{min-height:52px;padding:4px;border-color:var(--accent-line);border-radius:14px}
  .discovery-tools .hero-search select{width:88px;padding-left:6px;padding-right:21px;background-position:right 5px center;font-size:13px}
  .discovery-tools .hero-search input{padding-inline:10px;font-size:16px}
  .discovery-tools .search-submit{padding-inline:14px;font-size:14px;gap:5px}
  .discovery-tools .search-submit svg{display:none}
  .discovery-tools .hot-search{flex-wrap:nowrap;gap:8px;overflow-x:auto;scrollbar-width:none;margin:8px 0 0;overscroll-behavior-x:contain}
  .hot-search::-webkit-scrollbar{display:none}
  .hot-search>span{font-size:11px;flex:none}
  .hot-search a{flex:none;min-height:36px;padding:0 9px;border-radius:8px;background:var(--panel);border:1px solid var(--line);font-size:12px}
  .shelf-head{gap:10px;margin:0 0 12px}
  .shelf-head>div:first-child{gap:6px}
  .shelf-head h2{font-size:20px}
  .shelf-head>div>span{font-size:11px}
  .discovery-filters{padding:3px;gap:2px;border-radius:12px;background:var(--panel2);border:0}
  .discovery-filters button{min-height:40px;font-size:12px;padding:7px 3px}
  .discovery-filters button[aria-pressed="true"]{background:var(--panel);color:var(--accent-ink);box-shadow:0 2px 5px #00000008}
  .discovery-grid{gap:10px}
  .discovery-card{display:grid;grid-template-columns:48px minmax(0,1fr);align-items:center;gap:7px;min-height:86px;padding:11px 10px;border-radius:14px}
  .industry-plate,[data-theme="light"] .industry-plate{width:48px;height:54px;aspect-ratio:auto;background:transparent;border-radius:10px;overflow:visible}
  .plate-drawing{inset:0;width:100%;height:100%;transform:scale(1.15)}
  .discovery-caption{padding:0;min-width:0;gap:4px}
  .discovery-caption h3{font-size:15px;line-height:1.6;white-space:nowrap;letter-spacing:0}
  .discovery-caption h3 svg,.discovery-caption p,.discovery-caption small svg{display:none}
  .discovery-caption small{font-size:11px;line-height:1.5;white-space:nowrap;margin:0}
  .mobile-quote-tool{display:flex;align-items:center;gap:12px;margin-top:24px;padding:16px;background:var(--panel);border-radius:14px}
  .mobile-quote-tool>svg{width:26px;height:26px;color:var(--accent-ink);flex:none}
  .mobile-quote-tool>span{flex:1;min-width:0}.mobile-quote-tool strong{display:block;font-size:15px;color:var(--text)}
  .mobile-quote-tool small{display:block;font-size:12px;line-height:1.6;color:var(--muted);margin-top:3px}.mobile-quote-tool em{font-size:13px;font-style:normal;color:var(--accent-ink)}
  .section,.market-section{padding-top:28px}
  .section-heading{margin-bottom:14px;gap:10px}
  .section-heading p{font-size:13px;line-height:1.7;margin-top:4px}
  .market-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .market-card{padding:16px 14px;border-radius:14px}
  .market-card-head{margin-bottom:10px}
  .market-icon svg{width:23px;height:23px}
  .market-role{font-size:11px}
  .market-card h3{font-size:18px;margin-bottom:6px}
  .market-card>p{font-size:12px;line-height:1.8}
  .market-actions{flex-direction:column;align-items:stretch;gap:8px;margin-top:12px}
  .market-browse{font-size:12px;min-height:36px;justify-content:space-between}
  .market-publish{width:100%;font-size:13px;padding:7px 8px;min-height:44px}

  /* 列表减少重复留白，名称、主营、电话保持清晰层级。 */
  .factory-query{grid-template-columns:minmax(0,1fr);column-gap:0;padding-top:14px}
  .factory-query .factory-search{grid-column:1;grid-row:1;width:100%;margin-bottom:8px}
  .factory-query .type-tabs{grid-column:1;grid-row:2;margin:0 0 8px;padding:0;border:0;gap:3px}
  .factory-query .directory-controls{grid-column:1;grid-row:3;gap:10px;margin-bottom:4px;min-width:0}
  .factory-query .mobile-category-filter{display:flex;gap:8px;min-width:0;flex:1}
  .factory-query .mobile-category-filter label{font-size:13px}
  .factory-query .mobile-category-filter select{flex:1;width:0;min-width:0;min-height:44px;font-size:16px;padding-right:30px;background-position:right 10px center}
  .factory-query .directory-filters summary{min-height:44px;padding:8px 11px;gap:5px;font-size:13px}
  .factory-query .directory-filters .filter-panel{width:calc(100vw - 32px);max-width:calc(100vw - 32px)}
  .factory-query .directory-selected-filters{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;overscroll-behavior-x:contain;margin:4px 0 0}
  .factory-query .selected-filter{flex:none;max-width:85%;font-size:12px}
  #factory-directory .factory-result-toolbar{margin-bottom:10px}
  #factory-directory .list-result-tools p{font-size:13px}
  #factory-directory .directory-reset{font-size:12px;padding-inline:8px}
  .type-tabs a{font-size:14px;padding-inline:12px}
  .directory-controls{margin-bottom:10px}
  .mobile-category-filter label{font-size:13px}
  .mobile-category-filter select{min-height:44px;font-size:16px}
  .list-toolbar{gap:8px;margin-bottom:12px}
  .list-result-tools{gap:6px;align-items:center}
  .list-result-tools p{font-size:12px;overflow-wrap:anywhere}
  .list-actions{gap:2px}
  .list-actions>.text-button,.list-actions summary{font-size:12px;padding-inline:7px}
  .search-bar{min-height:50px}
  .search-bar .search-submit{padding-inline:14px}
  .directory-grid,.logistics .directory-grid{gap:12px}
  .merchant-card,.directory-layout .merchant-card,.info-card{padding:16px;border-radius:16px;box-shadow:0 2px 6px #00000002}
  .merchant-top,.directory-layout .merchant-top{gap:10px}
  .company-avatar,.directory-layout .company-avatar{width:42px;height:42px;border-radius:11px;font-size:20px}
  .merchant-title h3{font-size:17px;line-height:1.5}
  .merchant-title small,.directory-layout .merchant-title small{font-size:12px;line-height:1.6;margin-top:4px}
  .save-button{margin:-5px -6px 0 0;flex:none}
  .tags,.directory-layout .tags{margin-top:12px;gap:6px;min-height:22px}
  .merchant-card .tag{padding:2px 7px;font-size:11px}
  .merchant-card .card-products{margin-top:10px;font-size:14px;line-height:1.8;max-height:50.4px}
  .card-label{font-size:12px;margin-right:7px}
  .directory-photos{margin:12px 0;border-radius:9px;gap:4px}
  .directory-photos img,.directory-layout .directory-photos img{height:80px}
  .card-location{font-size:12px;margin:12px 0;gap:5px}
  .card-location svg{width:14px;height:14px}
  .card-bottom{padding-top:10px;min-height:55px;gap:8px}
  .detail-link,.directory-layout .detail-link{font-size:13px;min-height:44px}
  .contact-button,.directory-layout .contact-button{min-height:44px;font-size:14px;padding:8px 14px;gap:6px;font-weight:600}
  .filter-panel{max-height:55dvh;overscroll-behavior:contain}
  .filter-panel-footer{flex-wrap:wrap}
  .filter-group{grid-template-columns:60px minmax(0,1fr);gap:8px}
  .filter-group>strong{white-space:nowrap}
  .filter-panel .directory-tag-filter{gap:6px}
  .filter-panel .directory-tag-filter a{padding-inline:10px}

  /* 物流起终点并排呈现，保留地址粘贴与省份选择。 */
  .section-space{padding-top:16px;padding-bottom:28px}
  .logistics-types{gap:8px;padding:0 0 14px}
  .logistics-types a,.logistics-types span{min-height:44px;display:inline-flex;align-items:center;padding:9px 14px;font-size:14px;border-radius:10px}
  .route-panel{grid-template-columns:repeat(2,minmax(0,1fr));padding:16px;gap:12px;margin-bottom:16px}
  .route-field label{font-size:13px;margin-bottom:6px}
  .route-field input{min-height:48px;padding-left:10px;padding-right:40px;font-size:16px}
  .route-panel>.button{grid-column:1/-1;min-height:46px;font-size:15px}
  .route-panel>p{font-size:12px;line-height:1.7}
  .route-control:has(.route-picker[open]){z-index:6}
  .province-panel{position:absolute;top:calc(100% + 6px);left:0;right:auto;width:min(310px,calc(100vw - 66px));margin:0;box-shadow:0 7px 24px var(--dialog-shadow)}
  .route-field:has(#route-to) .province-panel{left:auto;right:0}
  .province-grid{grid-template-columns:repeat(4,minmax(0,1fr));max-height:240px;overflow-y:auto}
  .province-grid button{min-height:44px}

  .supply-switch{margin-bottom:14px}
  .empty-state{padding:32px 20px;border-radius:16px}
  .empty-state h2{font-size:18px}
  .empty-state p{font-size:14px}
  .info-toolbar{gap:10px;margin-bottom:14px}
  .quote-panel{padding:16px}
  .quote-library-status{font-size:12px}
  .quote-calculator .total strong{font-size:40px}
  .business-profile [id^="company-"]{scroll-margin-top:80px}
  .profile-identity,.profile-panel,.related-card{padding:16px}
  .profile-name h1{font-size:21px}
  .profile-navigation .breadcrumb{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
  .profile-save{min-width:44px}

  /* 弹窗从底部展开；内容独立滚动，关闭与提交始终可见。 */
  body:has(dialog[open]){overflow:hidden}
  #modal{position:fixed;inset:auto 0 0;margin:0;width:100%;max-width:100%;max-height:calc(100dvh - 20px);border:1px solid var(--line);border-bottom:0;border-radius:22px 22px 0 0;padding-bottom:env(safe-area-inset-bottom,0px);overflow:hidden}
  #modal[open]{display:flex;flex-direction:column}
  #modal .modal-head{flex:none;padding:20px 56px 16px 20px;position:relative}
  #modal .modal-head h2{font-size:20px}
  #modal .modal-head p{font-size:13px;line-height:1.7}
  #modal .close-modal{top:12px;right:12px;background:var(--field);border-radius:50%}
  #modal .modal-body{padding:20px;min-height:0;max-height:none;overflow-y:auto;overscroll-behavior:contain}
  #modal .modal-foot{flex:none;padding:12px 20px}
  #modal .modal-foot .button{min-height:48px}
  #modal[data-variant="contact"] .phone-number{font-size:32px;letter-spacing:.02em}
  #modal[data-variant="contact"] .phone-company{font-size:17px}
  #modal[data-variant="contact"] .phone-actions .button{min-height:48px;font-size:15px}
  #modal .phone-hint{font-size:12px}
  .footer-inner{padding:24px 0 20px;gap:14px}
  .footer-brand small{font-size:11px}
  .footer-links a,.footer-links button{display:inline-flex;align-items:center;min-height:44px;font-size:13px}
  .footer-links a[href$="factories"],.footer-links a[href$="logistics"]{display:none}
  .footer-inner>small{padding-top:12px;font-size:11px}
  .button:where(:not(:disabled)):hover{transform:none}
}

@media(max-width:359px){
  .container,.header-inner{width:calc(100% - 24px)}
  .brand{font-size:16px;gap:7px}.brand-symbol{width:32px;height:32px}
  .header-actions{gap:0}
  .factory-query .directory-controls{gap:8px}
  .factory-query .mobile-category-filter{gap:6px}
  .factory-query .directory-filters summary{padding-inline:9px}
  .factory-query .directory-filters summary svg{display:none}
  .factory-query .directory-filters .filter-panel{width:calc(100vw - 24px);max-width:calc(100vw - 24px)}
  .discovery-intro h1{font-size:27px}
  .discovery-tools .hero-search select{width:78px;font-size:12px}
  .discovery-tools .hero-search input{padding-inline:7px}
  .discovery-tools .search-submit{padding-inline:11px}
  .discovery-grid{gap:8px}
  .discovery-card{grid-template-columns:37px minmax(0,1fr);gap:6px;padding:10px 8px;min-height:80px}
  .industry-plate,[data-theme="light"] .industry-plate{width:37px;height:48px}
  .discovery-caption h3{font-size:14px}
  .discovery-caption small{font-size:10px}
  .shelf-head>div>span{font-size:10px}
  .market-card{padding:14px 12px}
  .route-panel{grid-template-columns:minmax(0,1fr)}
  .route-field{display:grid;grid-template-columns:44px minmax(0,1fr);align-items:center;gap:8px}
  .route-field label{margin:0}
  .province-panel{left:auto;right:0;width:calc(100vw - 58px)}
  .merchant-title h3{font-size:16px}
}

@media print{.mobile-nav,.mobile-quote-tool{display:none}body{padding-bottom:0}}

/* 同类切换标签共用四边留白，选中底色与可点击区域重合。 */
:root{--segment-inset:4px;--segment-gap:4px;--segment-radius:12px;--segment-item-radius:8px;--segment-item-height:36px;--segment-bg:color-mix(in srgb,var(--panel2) 30%,var(--bg))}
.discovery-filters,.supply-switch,.type-tabs,.factory-query .type-tabs,#factory-directory>.type-tabs,.quote-mode,.account-tabs,.logistics-types{background:var(--segment-bg);border:0;border-radius:var(--segment-radius);padding:var(--segment-inset);gap:var(--segment-gap);min-height:calc(var(--segment-item-height) + 2 * var(--segment-inset));align-items:center}
.discovery-filters button,.supply-switch a,.type-tabs a,.quote-mode button,.account-tabs button,.logistics-types a,.logistics-types span{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:var(--segment-item-height);padding:4px 14px;border:0;border-radius:var(--segment-item-radius);background:transparent;font-size:14px;line-height:1.5;white-space:nowrap;color:var(--muted);box-shadow:none}
.discovery-filters button[aria-pressed="true"],.supply-switch a[aria-current],#app[data-page="clearance"] .supply-switch a[aria-current],.type-tabs a.active,.quote-mode button[aria-pressed="true"],.account-tabs button.selected,.logistics-types a.active{background:var(--panel);color:var(--accent-ink);font-weight:600;box-shadow:none}
.discovery-filters button:after,.supply-switch a:after,.type-tabs a.active:after{content:none}
.logistics-types{margin-bottom:14px}
@media(min-width:651px){.type-tabs,.logistics-types{width:fit-content;max-width:100%;justify-self:start}}
@media(max-width:650px){.discovery-filters button{padding-inline:3px;font-size:13px}.type-tabs a,.logistics-types a,.logistics-types span{padding-inline:10px}.account-tabs button{padding-inline:8px}.my-shortcuts svg{width:24px;height:24px}}

/* Product-first information hierarchy, shared by directory and favorites. */
.merchant-card .tags[hidden]{display:none}
.merchant-card .card-products{max-height:none;height:auto;min-height:0;-webkit-line-clamp:2;margin-bottom:12px}
.merchant-card .card-products+.directory-photos{margin-top:0}
.merchant-card .card-bottom{margin-top:auto}
@media(max-width:650px){
 .profile-sections:has(.profile-products-panel){display:contents}
 .profile-products-panel{order:-1}
}