:root{--bg:#f4f6f8;--panel:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--accent:#0f766e;--dark:#111827;--danger:#b91c1c;--warning:#b45309;--blue:#1d4ed8;--green:#15803d;--purple:#7e22ce;--shadow:0 8px 30px rgba(17,24,39,.07)}
*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.app-shell{min-height:100vh}.topbar{height:72px;background:var(--dark);color:#fff;padding:0 max(20px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:#fff;color:var(--dark);font-weight:900}.brand span:last-child{display:flex;flex-direction:column;line-height:1.05}.brand small{color:#9ca3af;font-size:11px;margin-top:3px}.top-user{display:flex;align-items:center;gap:9px}.role-chip{font-size:11px;padding:5px 8px;border:1px solid #374151;border-radius:999px;color:#d1d5db}.user-name{font-size:13px}.icon-link{font-size:20px;color:#9ca3af}.desktop-nav{height:48px;background:#fff;border-bottom:1px solid var(--line);display:flex;gap:26px;align-items:center;padding:0 max(20px,calc((100vw - 1180px)/2));font-size:14px;font-weight:650}.desktop-nav a:hover{color:var(--accent)}.main{max-width:1180px;margin:0 auto;padding:28px 20px 100px}.main-auth{max-width:none;padding:0}.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:11px;font-weight:800;color:var(--accent)}h1{font-size:30px;margin:4px 0 0;letter-spacing:-.03em}h2{font-size:20px;margin:0}h3{margin:0 0 8px}.muted{color:var(--muted)}.small{font-size:12px}.grid{display:grid;gap:16px}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow)}.stat .value{font-size:32px;font-weight:850;letter-spacing:-.04em}.stat .label{font-size:13px;color:var(--muted);margin-top:2px}.stat .trend{font-size:12px;margin-top:10px;color:var(--accent)}.progress{height:9px;background:#e5e7eb;border-radius:999px;overflow:hidden}.progress>span{display:block;height:100%;background:var(--accent);border-radius:999px}.section{margin-top:24px}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.btn{border:0;border-radius:11px;padding:11px 15px;font-weight:750;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:7px}.btn-primary{background:var(--dark);color:#fff}.btn-accent{background:var(--accent);color:#fff}.btn-secondary{background:#fff;border:1px solid var(--line);color:var(--text)}.btn-danger{background:#fee2e2;color:#991b1b}.btn-sm{padding:7px 10px;border-radius:8px;font-size:12px}.btn-block{width:100%}.table-wrap{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:auto;box-shadow:var(--shadow)}table{width:100%;border-collapse:collapse;min-width:700px}th,td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--line);font-size:13px}th{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);background:#fafafa}tr:last-child td{border-bottom:0}.badge{display:inline-flex;align-items:center;padding:5px 8px;border-radius:999px;font-size:11px;font-weight:800}.status-not-started{background:#f3f4f6;color:#4b5563}.status-in-progress{background:#dbeafe;color:#1d4ed8}.status-completed{background:#dcfce7;color:#15803d}.status-on-hold{background:#fee2e2;color:#b91c1c}.status-punch{background:#ffedd5;color:#c2410c}.status-ready-inspection{background:#f3e8ff;color:#7e22ce}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field-full{grid-column:1/-1}.field label{font-size:12px;font-weight:750;color:#374151}.field input,.field select,.field textarea{width:100%;border:1px solid #d1d5db;background:#fff;border-radius:10px;padding:11px 12px;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,118,110,.08)}.field textarea{min-height:90px;resize:vertical}.flash{margin:0 0 16px;padding:12px 14px;border-radius:10px;font-size:13px;font-weight:650}.flash.success{background:#dcfce7;color:#166534}.flash.error{background:#fee2e2;color:#991b1b}.flash.info{background:#dbeafe;color:#1e40af}.quick-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.quick-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;min-height:115px;display:flex;flex-direction:column;justify-content:space-between;transition:.15s}.quick-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.quick-card .icon{font-size:22px}.quick-card strong{font-size:14px}.quick-card small{color:var(--muted)}.unit-list{display:grid;gap:10px}.unit-row{background:#fff;border:1px solid var(--line);border-radius:13px;padding:14px 16px;display:grid;grid-template-columns:1fr 130px 90px;gap:14px;align-items:center}.unit-title{font-weight:850}.unit-meta{font-size:12px;color:var(--muted);margin-top:2px}.pct{font-weight:850;text-align:right}.work-list{display:grid;gap:10px}.work-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}.work-item .meta{font-size:12px;color:var(--muted);margin-top:4px}.status-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.status-dot{width:9px;height:9px;border-radius:50%;display:inline-block;background:currentColor;margin-right:4px}.material-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:17px;display:flex;flex-direction:column;gap:12px}.material-code{font-size:25px;font-weight:900;letter-spacing:-.03em}.material-type{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-weight:850}.grout-callout{border:1px solid #99f6e4;background:#f0fdfa;border-radius:12px;padding:13px}.grout-callout strong{display:block;font-size:17px}.filters{display:flex;gap:9px;flex-wrap:wrap}.filters input,.filters select{border:1px solid var(--line);border-radius:10px;padding:9px 11px;background:#fff}.empty{padding:35px;text-align:center;color:var(--muted)}.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;background:#fff}.auth-hero{background:var(--dark);color:#fff;padding:clamp(40px,7vw,100px);display:flex;flex-direction:column;justify-content:space-between}.auth-hero h1{font-size:clamp(40px,6vw,72px);max-width:700px;line-height:.96;margin-top:30px}.auth-hero p{color:#9ca3af;max-width:520px;font-size:17px}.auth-panel{display:grid;place-items:center;padding:30px}.auth-box{width:min(430px,100%)}.code-input{font-size:28px!important;letter-spacing:.25em;text-align:center;font-weight:900;padding:16px!important}.auth-note{font-size:12px;color:var(--muted);margin-top:12px;text-align:center}.bottom-nav{display:none}.locked{opacity:.5;pointer-events:none}.kicker{display:inline-block;padding:5px 9px;border-radius:999px;background:#ecfdf5;color:#047857;font-size:11px;font-weight:850}.danger-text{color:var(--danger)}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.quick-grid{grid-template-columns:repeat(2,1fr)}.auth-wrap{grid-template-columns:1fr}.auth-hero{display:none}.auth-panel{min-height:100vh}.desktop-nav{display:none}.main{padding:20px 14px 92px}.topbar{height:64px;padding:0 14px}.user-name{display:none}.bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:6px 4px max(6px,env(safe-area-inset-bottom));z-index:30}.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:10px;color:#4b5563}.bottom-nav span{font-size:19px}.page-head{align-items:flex-start;flex-direction:column}.unit-row{grid-template-columns:1fr 90px}.unit-row .pct{grid-column:2;grid-row:1/3}.work-item{grid-template-columns:1fr}.status-actions{justify-content:flex-start}.form-grid{grid-template-columns:1fr}.field-full{grid-column:auto}}
@media(max-width:560px){h1{font-size:26px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr}.card{padding:15px}.stat .value{font-size:25px}.quick-card{min-height:95px;padding:14px}.material-grid{grid-template-columns:1fr!important}.grid-2.mobile-one{grid-template-columns:1fr}.filters{flex-direction:column}.filters input,.filters select{width:100%}}

@media(max-width:900px){.bottom-nav.owner-five{grid-template-columns:repeat(5,1fr)}.bottom-nav.owner-five a span{font-size:17px}}

.priority-critical{background:#7f1d1d;color:#fff}.priority-high{background:#fee2e2;color:#b91c1c}.priority-normal{background:#fff7ed;color:#c2410c}.priority-low{background:#e0f2fe;color:#0369a1}.issue-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.issue-card{padding:0;overflow:hidden}.issue-photo{width:100%;height:190px;object-fit:cover;display:block;background:#e5e7eb}.issue-body{padding:17px}.photo-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.photo-card{margin:0;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.photo-card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;background:#e5e7eb}.photo-card figcaption{padding:12px}.row-link:hover{border-color:#99f6e4!important}.field-note{font-size:11px;color:var(--muted)}
@media(max-width:900px){.bottom-nav.phase-four{grid-template-columns:repeat(7,1fr)}.bottom-nav.phase-four a{font-size:9px}.bottom-nav.phase-four a span{font-size:17px}.issue-grid{grid-template-columns:1fr}.photo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.photo-grid{grid-template-columns:1fr 1fr}.issue-photo{height:170px}}

/* Phase 5: supervisor portal, reports, audit and backups */
.desktop-nav{overflow-x:auto;white-space:nowrap;scrollbar-width:thin}
.supervisor-hero{background:linear-gradient(135deg,#111827,#134e4a);color:#fff;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:end;padding:26px}
.supervisor-hero .hero-number{font-size:58px;font-weight:900;letter-spacing:-.06em;line-height:1;margin-top:7px}.muted-light{color:#cbd5e1;font-size:13px}.hero-side{display:flex;gap:25px}.hero-side div{display:flex;flex-direction:column;text-align:right}.hero-side strong{font-size:25px}.hero-side span{font-size:11px;color:#cbd5e1}.hero-progress{grid-column:1/-1;background:rgba(255,255,255,.18);height:11px}.hero-progress>span{background:#5eead4}.timeline-list{display:grid}.timeline-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}.timeline-item:last-child{border-bottom:0}.timeline-dot{width:10px;height:10px;border-radius:50%;background:var(--accent);flex:0 0 auto}.timeline-item>div{flex:1}.report-actions{display:flex;gap:8px}.report-tabs{display:flex;gap:7px;overflow:auto;padding-bottom:4px}.report-tabs a{white-space:nowrap;padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12px;font-weight:750}.report-tabs a.active{background:var(--dark);color:#fff;border-color:var(--dark)}.summary-lines{display:grid;margin-top:14px}.summary-lines>div{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid var(--line);font-size:13px}.summary-lines>div.total{font-size:16px;border-bottom:0;padding-bottom:0}.audit-value{max-width:260px;white-space:normal;word-break:break-word}.report-table td{vertical-align:top}
@media(max-width:700px){.supervisor-hero{grid-template-columns:1fr}.hero-side{justify-content:space-between}.hero-side div{text-align:left}.supervisor-hero .hero-number{font-size:48px}.report-actions{width:100%;flex-wrap:wrap}.report-actions .btn{flex:1}.timeline-item{align-items:flex-start;flex-wrap:wrap}}
@media print{body{background:#fff}.topbar,.desktop-nav,.bottom-nav,.no-print{display:none!important}.main{max-width:none;padding:0}.card,.table-wrap{box-shadow:none}.page-head{margin-bottom:12px}.report-table table{min-width:0;font-size:10px}.report-table th,.report-table td{padding:7px}.section{margin-top:14px}}

/* Phase 6: multi-project selector */
.project-switch-chip{font-size:11px;padding:6px 9px;border-radius:999px;background:#1f2937;color:#e5e7eb;border:1px solid #374151;font-weight:800}
.project-picker-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.project-pick-card{margin:0}.project-pick-button{width:100%;height:100%;text-align:left;border:1px solid var(--line);background:#fff;border-radius:18px;padding:20px;box-shadow:var(--shadow);cursor:pointer;color:var(--text);transition:.15s}.project-pick-button:hover{transform:translateY(-2px);border-color:#99f6e4}.project-pick-top{display:flex;justify-content:space-between;gap:15px;align-items:flex-start}.project-pick-top h2{font-size:23px;margin:4px 0}.project-open-arrow{font-size:28px;color:var(--accent);font-weight:800}.project-pick-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:20px 0 14px}.project-pick-stats span{display:flex;flex-direction:column}.project-pick-stats strong{font-size:20px}.project-pick-stats small{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}.project-pick-footer{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:14px;font-size:11px;color:var(--muted)}.project-pick-footer strong{color:var(--accent);letter-spacing:.04em}.assignment-list{display:flex;gap:7px;flex-wrap:wrap}.assignment-check{display:inline-flex;align-items:center;gap:5px;padding:6px 8px;border:1px solid var(--line);border-radius:9px;background:#fff;font-size:11px}
@media(max-width:800px){.project-picker-grid{grid-template-columns:1fr}.project-pick-stats{grid-template-columns:repeat(4,1fr)}.project-switch-chip{display:none}}
@media(max-width:520px){.project-pick-stats strong{font-size:17px}.project-pick-button{padding:16px}.project-pick-top h2{font-size:20px}}

.checkbox-row{display:flex!important;align-items:center;gap:9px;font-weight:700!important;text-transform:none!important;letter-spacing:0!important;color:var(--text)!important;min-height:44px}.checkbox-row input{width:20px;height:20px;accent-color:var(--accent)}

/* Phase 8: material receiving */
.receiving-status{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.ticket-number{font-size:20px;font-weight:900}.receive-line{display:grid;grid-template-columns:minmax(0,1.2fr) 110px 110px 110px;gap:10px;align-items:center}.diff-short{color:#b91c1c;font-weight:850}.diff-ok{color:#047857;font-weight:850}.ticket-file{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:800;color:var(--accent)}@media(max-width:760px){.receive-line{grid-template-columns:1fr 1fr}.receive-line>:first-child{grid-column:1/-1}}

.repair-photo-placeholder{height:190px;display:grid;place-items:center;background:#f3f4f6;color:#9ca3af;font-size:42px;font-weight:900}.deadline-overdue{color:#b91c1c;font-weight:800}
@media(max-width:560px){.repair-photo-placeholder{height:170px}}
.logout-form{display:inline;margin:0}.logout-button{border:0;background:transparent;font:inherit;cursor:pointer;padding:0}

/* Phase 10.1: organized two-level project navigation */
.app-nav{position:sticky;top:72px;z-index:19;background:#fff;box-shadow:0 8px 24px rgba(17,24,39,.045)}
.nav-primary-wrap{background:#111827;border-top:1px solid rgba(255,255,255,.05)}
.nav-primary{max-width:1180px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:stretch}
.nav-primary.nav-primary-owner{grid-template-columns:repeat(6,minmax(0,1fr))}
.primary-link,.nav-more>summary{min-height:58px;display:flex;align-items:center;justify-content:center;gap:9px;padding:0 14px;color:#d1d5db;font-size:13px;font-weight:760;border-left:1px solid rgba(255,255,255,.08);cursor:pointer;user-select:none;transition:background .16s ease,color .16s ease,box-shadow .16s ease}
.nav-primary>*:last-child{border-right:1px solid rgba(255,255,255,.08)}
.primary-link:hover,.nav-more>summary:hover{background:#1f2937;color:#fff}
.primary-link.active,.nav-more.active>summary{background:linear-gradient(180deg,#334155,#273449);color:#fff;box-shadow:inset 0 -3px 0 #2dd4bf}
.primary-group{cursor:default}
.nav-symbol{font-size:17px;line-height:1;color:#94a3b8}
.primary-link.active .nav-symbol,.nav-more.active>summary .nav-symbol{color:#5eead4}
.nav-more{position:relative;min-width:0}
.nav-more>summary{list-style:none;height:100%}
.nav-more>summary::-webkit-details-marker{display:none}
.nav-caret{font-size:13px;color:#94a3b8;margin-left:1px;transition:transform .16s ease}
.nav-more[open] .nav-caret{transform:rotate(180deg)}
.nav-more-panel{position:absolute;right:0;top:calc(100% + 8px);width:260px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 55px rgba(17,24,39,.18);z-index:60}
.nav-more-panel:before{content:"";position:absolute;right:26px;top:-6px;width:11px;height:11px;background:#fff;border-left:1px solid var(--line);border-top:1px solid var(--line);transform:rotate(45deg)}
.nav-more-panel a{position:relative;display:flex;flex-direction:column;gap:2px;padding:10px 11px;border-radius:9px;color:var(--text)}
.nav-more-panel a:hover{background:#f8fafc}
.nav-more-panel a.active{background:#ecfdf5;color:#065f46}
.nav-more-panel a span{font-size:13px;font-weight:800}
.nav-more-panel a small{font-size:10px;color:var(--muted);font-weight:600}
.nav-secondary-wrap{background:#fff;border-bottom:1px solid var(--line)}
.nav-secondary{max-width:1180px;margin:0 auto;padding:9px 20px;display:flex;align-items:center;gap:5px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.nav-secondary::-webkit-scrollbar{display:none}
.secondary-link{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:38px;padding:8px 12px;border:1px solid transparent;border-radius:10px;color:#475569;font-size:12px;font-weight:740;transition:background .15s ease,border-color .15s ease,color .15s ease}
.secondary-link>span{min-width:14px;text-align:center;color:#64748b;font-weight:900}
.secondary-link:hover{background:#f8fafc;border-color:#e2e8f0;color:#111827}
.secondary-link.active{background:#ecfdf5;border-color:#a7f3d0;color:#0f766e;box-shadow:0 1px 2px rgba(15,118,110,.08)}
.secondary-link.active>span{color:#0f766e}
.project-only-nav{height:48px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 max(20px,calc((100vw - 1180px)/2));font-size:14px;font-weight:750}

@media(max-width:1080px) and (min-width:901px){
  .nav-primary{padding:0 14px}
  .primary-link,.nav-more>summary{min-height:54px;padding:0 9px;font-size:12px;gap:7px}
  .nav-symbol{font-size:16px}
  .nav-secondary{padding:8px 14px}
  .secondary-link{padding:8px 10px;font-size:11px}
}

@media(max-width:900px){
  .app-nav,.project-only-nav{display:none}
}

@media print{
  .app-nav,.project-only-nav{display:none!important}
}