/* 沿用 M7 原有色彩、字體與桌面導覽。 */
.mobile-nav-toggle{display:none}
.case-filters{display:grid;grid-template-columns:140px 140px minmax(180px,1fr) auto;align-items:end;gap:14px 18px;margin:0 0 28px;padding:20px 0;border-block:1px solid var(--line)}
.case-filters label{display:grid;grid-template-rows:24px 44px;gap:6px;min-width:0;font-size:14px;line-height:24px;color:var(--pine)}
.case-filters label:nth-child(3){min-width:0}
.case-filters input,.case-filters select{width:100%;height:44px;min-height:44px;margin:0;border:1px solid var(--line);border-radius:5px;padding:8px 10px;font:inherit;line-height:normal;box-sizing:border-box}
.case-filters button{height:44px;min-height:44px;margin:0;padding:8px 14px;border:1px solid var(--pine);border-radius:5px;color:var(--pine);background:transparent;font:inherit;cursor:pointer}
.case-filter-status,.case-filter-hint{grid-column:1/-1;margin:0;font-size:14px}.case-filter-hint{font-size:12px;color:var(--muted)}
/* 首頁不再顯示筆數行，僅保留讀屏工具的篩選結果提示。 */
#projects .case-filter-status{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;padding:0;border:0}
@media(max-width:700px){.case-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.case-filters label:nth-child(3){grid-column:1/-1}.case-filters button{grid-column:1/-1;justify-self:start}}
.case-filter-empty{grid-column:1/-1;padding:28px 0}
.project-card[hidden]{display:none!important}
.enquiry-guide,.service-assurance{grid-column:1/-1;min-width:0;font-style:normal;padding:26px 0;border-top:1px solid var(--line)}
.enquiry-guide h3,.service-assurance h3{font:700 clamp(21px,3vw,26px)/1.6 var(--serif);margin:0 0 18px;letter-spacing:0}
.enquiry-guide ol{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px 32px;padding-left:24px;margin:0}
.enquiry-guide li{padding-left:4px}.enquiry-guide li strong,.enquiry-guide li span{display:block}.enquiry-guide li span{color:var(--muted);font-size:15px;margin-top:7px}
.enquiry-guide>p,.assurance-note{color:var(--muted);font-size:13px;max-width:75ch}
.enquiry-actions{display:flex;flex-wrap:wrap;gap:12px 28px}
.enquiry-actions a.button{border:0;border-radius:0;background:transparent;color:var(--pine);padding:10px 0;min-height:44px;text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:1px;box-shadow:none}
.enquiry-actions a.button:hover,.enquiry-actions a.button:active{background:transparent;color:var(--ink);text-decoration-thickness:2px}
.assurance-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.assurance-grid details{border:1px solid var(--line);padding:16px 20px;border-radius:7px;align-self:start;background:rgba(255,255,255,.22)}
.assurance-grid summary{cursor:pointer;font-weight:600}.assurance-grid p{font-size:15px;line-height:1.9;margin-bottom:0}
.assurance-confirmed{color:var(--pine);font-size:17px;line-height:1.9;margin:0 0 20px;font-weight:600}
.service-assurance h3,.enquiry-guide h3,.service-section{scroll-margin-top:calc(var(--site-header-height,90px) + 24px)}
.home-deep-dive{margin:24px 0;border-block:1px solid var(--line)}.home-deep-dive>summary{padding:18px 4px;cursor:pointer;color:var(--pine);font-weight:600;line-height:1.8}.home-deep-dive .nexans-history{margin-top:0;border-top:0}.tenyear-fold{margin-top:36px}
:is(.mobile-nav-toggle,.case-filters input,.case-filters select,.case-filters button,.enquiry-actions a,summary):focus-visible{outline:2px solid var(--pine);outline-offset:4px}
@media(max-width:1100px){
 body:not(.admin-page) .site-header{height:auto;min-height:80px;padding:12px 20px;display:flex;flex-wrap:wrap;gap:10px 14px;align-items:center}
 body:not(.admin-page) .site-header .brand{order:0;margin-right:auto}
 body:not(.admin-page) .site-header .header-cta{order:1;font-size:15px}
 body:not(.admin-page) .site-header .mobile-nav-toggle{order:2;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 12px;border:1px solid var(--pine);border-radius:5px;font:600 15px var(--sans);color:var(--pine);background:transparent;cursor:pointer}
 body:not(.admin-page) .site-header>nav{order:3;flex:0 0 100%;width:100%;max-width:none;margin:0;overflow:visible;display:flex;flex-wrap:wrap;justify-content:flex-start;gap:6px 12px;padding:8px 0;max-height:65dvh;overflow-y:auto}
 body:not(.admin-page) .site-header.nav-ready>nav:not(.is-open){display:none}
 body:not(.admin-page) .site-header>nav>a,body:not(.admin-page) .site-header .cost-nav-menu>summary{font-size:16px;padding:10px 8px;white-space:normal}
 body:not(.admin-page) .site-header .cost-nav-menu{flex-basis:100%}
 body:not(.admin-page) .site-header .cost-nav-options{position:static;display:block;min-width:0;width:100%;box-shadow:none;padding:8px;background:var(--paper)}
 body:not(.admin-page) .site-header .cost-nav-menu:not([open]) .cost-nav-options{display:none}
 .enquiry-guide ol{grid-template-columns:1fr}
}
@media(max-width:600px){.assurance-grid{grid-template-columns:1fr}}
@media(max-width:420px){body:not(.admin-page) .site-header{padding:10px 14px;gap:8px}body:not(.admin-page) .site-header .brand-logo{width:125px;height:44px}body:not(.admin-page) .site-header .header-cta{font-size:14px}.case-filters label{flex:1;min-width:120px}.case-filters label:nth-child(3){flex-basis:100%}}
@media print{.mobile-nav-toggle,.case-filters,.enquiry-actions{display:none!important}}