:root{--bg:#f5f7fa;--card:#fff;--line:#dce2ea;--text:#10233d;--muted:#66758a;--primary:#1463ff;--ok:#138a4b;--warn:#a26500;--danger:#b42318;--header:#101c2a}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);font-size:14px}.app-header{background:var(--header);color:#fff}.nav-shell{max-width:1380px;margin:auto;display:flex;align-items:center;gap:26px;padding:12px 22px}.brand{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font-size:18px;font-weight:700}.brand small{font-size:11px;font-weight:400;color:#b8c8da}.brand-mark{background:#fff;color:#142333;border-radius:9px;padding:8px 7px;font-size:12px}.nav-links{display:flex;gap:22px}.nav-links a{color:#fff;text-decoration:none}.nav-right{margin-left:auto;display:flex;gap:14px;align-items:center}.env-badge,.section-badge{border:1px solid #f0b72c;background:#fff5d6;color:#8b5900;border-radius:16px;padding:6px 10px;font-size:11px;font-weight:700}.clock{color:#d9e3ee}.page-shell{max-width:1380px;margin:0 auto;padding:28px 22px}.page-heading{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:22px}.page-heading h1{margin:0 0 5px;font-size:30px}.page-heading p{margin:0;color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 2px 8px rgba(20,40,70,.04)}.card header,.card-head{padding:14px 16px;border-bottom:1px solid var(--line)}.card-body{padding:16px}.mt{margin-top:18px}.alert{border-radius:8px;padding:12px 14px;margin-bottom:16px;background:#eaf3ff;border:1px solid #b9d6ff}.alert.success{background:#eaf8f0;border-color:#b7e3c9;color:#11693a}.alert.danger{background:#fff0ef;border-color:#f4b9b5;color:#a11f16}.alert.warning{background:#fff8e5;border-color:#f2d58c}.settings-form,.form-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-items:end}.settings-form label,.form-grid label{display:block;margin-bottom:6px;font-weight:700}input,select{width:100%;border:1px solid #c8d2df;border-radius:6px;padding:10px 11px;background:#fff;color:var(--text)}small{color:var(--muted)}.btn{border:1px solid #8fb5ff;background:#fff;color:#1457d6;border-radius:6px;padding:10px 14px;cursor:pointer}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.button-cell{align-self:end}.terminal-form-help{display:flex;gap:18px;flex-wrap:wrap;margin-top:13px;color:var(--muted);font-size:12px}.ok{color:var(--ok)}.warn{color:var(--warn)}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}th{background:#fafbfd;color:#526176;font-size:12px;text-transform:uppercase}code{color:#e5266e}pre{background:#111d2e;color:#eef5ff;padding:14px;border-radius:8px;overflow:auto;white-space:pre-wrap}.note{color:var(--muted)}.flow-header{display:flex!important;align-items:center;gap:12px}.flow-header>div{min-width:0}.flow-header small{display:block;margin-top:3px}.flow-number{width:28px;height:28px;flex:0 0 28px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--primary);color:#fff;font-size:13px;font-weight:800}.doc-card{margin-bottom:16px}.doc-body p{line-height:1.55}footer{border-top:1px solid var(--line);background:#fff}.footer-row{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;padding-top:16px;padding-bottom:16px}@media(max-width:900px){.settings-form,.form-grid{grid-template-columns:1fr 1fr}.nav-shell{flex-wrap:wrap}.nav-right{margin-left:0}.page-heading{gap:12px}.footer-row{gap:10px;flex-direction:column}}@media(max-width:600px){.settings-form,.form-grid{grid-template-columns:1fr}.nav-links{width:100%}}

/* v0.7-dev information architecture */
.main-nav{align-items:center;gap:8px}.nav-direct,.nav-group-title{display:block;color:#fff;text-decoration:none;padding:9px 10px;border-radius:7px;white-space:nowrap}.nav-direct:hover,.nav-group:hover>.nav-group-title{background:rgba(255,255,255,.1)}.nav-group{position:relative}.nav-group-title{cursor:pointer}.nav-menu{display:none;position:absolute;z-index:50;top:100%;left:0;min-width:285px;padding:7px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 12px 30px rgba(16,28,42,.18)}.nav-menu-right{left:auto;right:0}.nav-group:hover .nav-menu,.nav-group:focus-within .nav-menu{display:block}.nav-menu a{display:block;color:var(--text);padding:10px 11px;border-radius:7px}.nav-menu a:hover{background:#f3f6fa}.nav-menu strong{display:block;font-size:13px}.nav-menu small{display:block;margin-top:3px;font-size:11px;font-weight:400}.dashboard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.compact-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.dashboard-card{display:flex;min-height:150px;flex-direction:column;gap:8px;text-decoration:none;color:var(--text);background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(20,40,70,.04);transition:transform .12s ease,box-shadow .12s ease}.dashboard-card:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(20,40,70,.09)}.dashboard-card strong{font-size:19px}.dashboard-card small{line-height:1.45}.dashboard-kicker{font-size:11px;font-weight:800;color:var(--primary);letter-spacing:.05em}.muted-card{background:#fafbfd}.setup-flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.setup-flow>div{padding:12px;border:1px solid var(--line);border-radius:9px}.setup-flow>div>span{display:inline-flex;width:24px;height:24px;align-items:center;justify-content:center;border-radius:50%;background:var(--primary);color:#fff;font-size:11px;font-weight:800;margin-bottom:8px}.setup-flow strong,.setup-flow small{display:block}.setup-flow small{margin-top:5px;line-height:1.4}
@media(max-width:1100px){.dashboard-grid{grid-template-columns:1fr 1fr}.setup-flow{grid-template-columns:1fr 1fr}.main-nav{flex-wrap:wrap}}
@media(max-width:700px){.dashboard-grid,.compact-grid,.setup-flow{grid-template-columns:1fr}.nav-group{position:static}.nav-menu{position:absolute;left:22px;right:22px;min-width:0}.nav-menu-right{left:22px;right:22px}}


/* v0.8: section navigation and machine setup */
.section-tabs{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin:0 0 18px
}
.section-tabs a{
    display:inline-flex;
    align-items:center;
    min-height:36px;
    padding:0 14px;
    border:1px solid var(--line);
    border-radius:9px;
    background:var(--card);
    color:var(--text);
    text-decoration:none;
    font-size:13px;
    font-weight:700
}
.section-tabs a:hover{border-color:var(--primary)}
.section-tabs a.active{
    background:var(--primary);
    color:#fff;
    border-color:var(--primary)
}
.setup-status-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:12px
}
.setup-status-card{
    display:grid;
    grid-template-columns:auto 1fr auto;
    align-items:center;
    gap:12px;
    min-height:92px;
    padding:16px;
    border:1px solid var(--line);
    border-radius:12px;
    background:var(--card);
    color:var(--text);
    text-decoration:none
}
.setup-status-card:hover{border-color:var(--primary)}
.setup-status-card.ready{border-left:4px solid #2f855a}
.setup-status-card.attention{border-left:4px solid #c58a19}
.setup-step{
    width:30px;height:30px;border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--primary);color:#fff;font-weight:800
}
.setup-status-card strong{display:block;font-size:14px}
.setup-status-card small{display:block;margin-top:4px;color:var(--muted);line-height:1.35}
.setup-state{font-size:11px;font-weight:800;white-space:nowrap}
.next-step-links{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:10px
}
.next-step-links a{
    padding:14px;
    border:1px solid var(--line);
    border-radius:10px;
    text-decoration:none;
    color:var(--text)
}
.next-step-links a:hover{border-color:var(--primary)}
.next-step-links strong,.next-step-links small{display:block}
.next-step-links small{margin-top:4px;color:var(--muted)}
@media(max-width:900px){
    .setup-status-grid,.next-step-links{grid-template-columns:1fr}
}


/* v0.9-dev – clearer information hierarchy */
.heading-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}

.dashboard-card{border-top-width:4px}
.dashboard-card.accent-blue{border-top-color:#1463ff;background:linear-gradient(180deg,#f4f8ff 0,#fff 46%)}
.dashboard-card.accent-purple{border-top-color:#7c4dff;background:linear-gradient(180deg,#f8f5ff 0,#fff 46%)}
.dashboard-card.accent-green{border-top-color:#138a4b;background:linear-gradient(180deg,#f1fbf5 0,#fff 46%)}
.dashboard-card.accent-amber{border-top-color:#d18a00;background:linear-gradient(180deg,#fff9ed 0,#fff 46%)}

.status-list{display:flex;flex-direction:column;gap:12px}
.status-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.status-line>span{font-weight:700;color:#526176}
.value-pill{
    display:inline-flex;align-items:center;
    border-radius:999px;padding:5px 10px;
    font-size:11px;font-weight:800;letter-spacing:.02em
}
.value-pill.success{background:#e8f7ef;color:#0d6b39;border:1px solid #b8e0c8}
.value-pill.warning{background:#fff4dc;color:#8a5700;border:1px solid #ebcc86}
.value-pill.neutral{background:#edf3fb;color:#2f527c;border:1px solid #cbd9ea}
.value-pill.muted{background:#f0f1f3;color:#68717d;border:1px solid #d8dce1}

.summary-strip{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:12px
}
.summary-item{
    padding:14px 16px;border:1px solid var(--line);
    border-radius:11px;background:#fff;border-left-width:5px
}
.summary-item.info{border-left-color:#1463ff}
.summary-item.success{border-left-color:#138a4b}
.summary-item.warning{border-left-color:#d18a00}
.summary-item>span,.summary-item>strong,.summary-item>small{display:block}
.summary-item>span{font-size:12px;color:#526176;font-weight:700}
.summary-item>strong{font-size:17px;margin:5px 0}
.summary-item>small{line-height:1.35}

.card-title-row{display:flex!important;align-items:center;justify-content:space-between;gap:12px}
.card-title-row strong,.card-title-row small{display:block}
.card-title-row small{margin-top:3px;font-weight:400}

.row-actions{display:flex;gap:7px;align-items:center;flex-wrap:wrap}
.row-actions form{margin:0}
.empty-state{
    display:flex;flex-direction:column;align-items:flex-start;
    gap:8px;padding:18px;color:var(--muted)
}
.empty-state strong{color:var(--text);font-size:15px}

.wizard-steps{
    display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
    gap:10px;margin-bottom:18px
}
.wizard-step{
    display:grid;grid-template-columns:auto 1fr;column-gap:10px;
    padding:14px;border:1px solid var(--line);border-radius:10px;background:#fff
}
.wizard-step>span{
    grid-row:1/3;width:28px;height:28px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:#e9f1ff;color:#1457d6;font-weight:800
}
.wizard-step.active{border-color:#9fc1ff;background:#f6f9ff}
.wizard-step strong{font-size:13px}
.wizard-step small{margin-top:3px;line-height:1.35}

.machine-form{grid-template-columns:repeat(3,minmax(0,1fr));align-items:start}
.machine-form>div{display:flex;flex-direction:column;min-height:92px}
.machine-form .button-cell{justify-content:flex-end}
.machine-form small,.settings-form small{display:block;margin-top:5px;line-height:1.3}

.settings-form{align-items:start}
.settings-form>div{display:flex;flex-direction:column;min-height:92px}
.settings-form .button-cell{justify-content:flex-end}

/* Old section-tabs remain supported but look unmistakably clickable. */
.section-tabs{
    padding:6px;background:#e9eef5;border:1px solid #d5dde8;border-radius:11px
}
.section-tabs a{
    box-shadow:0 1px 2px rgba(16,28,42,.05)
}

@media(max-width:900px){
    .summary-strip,.wizard-steps,.machine-form{grid-template-columns:1fr}
}


/* v1.0-dev products */
.product-editor{
    grid-template-columns:repeat(4,minmax(0,1fr));
    align-items:start
}
.product-editor>div{
    display:flex;
    flex-direction:column;
    min-height:94px
}
.product-editor .button-cell{
    justify-content:flex-end
}
.product-editor small{
    display:block;
    margin-top:5px;
    line-height:1.3
}
.value-pill.info{
    background:#eef2ff;
    color:#3d4e9a;
    border:1px solid #d4dcff
}
.muted-card{
    background:#fafbfc
}
@media(max-width:900px){
    .product-editor{grid-template-columns:1fr}
}


/* v1.1-dev layout + inventory */
.layout-editor{
    grid-template-columns:repeat(3,minmax(0,1fr));
    align-items:start
}
.layout-editor>div{
    display:flex;
    flex-direction:column;
    min-height:96px
}
.layout-editor .button-cell{justify-content:flex-end}
.layout-editor small{display:block;margin-top:5px;line-height:1.3}
.compact-form{
    grid-template-columns:minmax(260px,420px) auto;
    align-items:end
}
.slot-chip{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-width:28px;
    padding:4px 8px;
    margin:2px 3px 2px 0;
    border-radius:999px;
    background:#eef3f8;
    border:1px solid #cfdae6;
    color:#344d67;
    font-size:12px;
    font-weight:800
}
.value-pill.danger{
    background:#fdecec;
    color:#9d2525;
    border:1px solid #efbcbc
}
.mt-small{margin-top:10px}
@media(max-width:900px){
    .layout-editor,.compact-form{grid-template-columns:1fr}
}


/* v1.2-dev Digital Twin */
.twin-toolbar{
    display:flex;
    gap:16px;
    align-items:flex-end;
    justify-content:space-between;
    flex-wrap:wrap
}
.twin-summary{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:12px
}
.twin-summary-card{
    background:#fff;
    border:1px solid var(--line);
    border-top:4px solid #6b7c93;
    border-radius:11px;
    padding:14px 16px
}
.twin-summary-card.blue{border-top-color:#1463ff}
.twin-summary-card.green{border-top-color:#138a4b}
.twin-summary-card.amber{border-top-color:#d18a00}
.twin-summary-card.red{border-top-color:#c53a3a}
.twin-summary-card span,
.twin-summary-card strong,
.twin-summary-card small{display:block}
.twin-summary-card span{font-size:12px;font-weight:700;color:#526176}
.twin-summary-card strong{font-size:24px;margin:5px 0}
.twin-summary-card small{line-height:1.3;color:var(--muted)}
.twin-slot-value{white-space:nowrap;margin:2px 0}
.twin-compare{
    display:inline-flex;
    padding:5px 9px;
    border-radius:999px;
    font-size:11px;
    font-weight:900;
    letter-spacing:.02em
}
.twin-compare.match{
    background:#e8f7ef;color:#0d6b39;border:1px solid #b8e0c8
}
.twin-compare.difference{
    background:#fdecec;color:#9d2525;border:1px solid #efbcbc
}
.twin-compare.grouped{
    background:#eef2ff;color:#3d4e9a;border:1px solid #d4dcff
}
.twin-compare.unknown{
    background:#f0f1f3;color:#68717d;border:1px solid #d8dce1
}
.twin-compare-detail{
    display:block;
    margin-top:5px;
    max-width:230px;
    line-height:1.3;
    color:var(--muted)
}
.slot-grid{
    display:grid;
    grid-template-columns:repeat(auto-fill,minmax(210px,1fr));
    gap:10px;
    padding:14px
}
.physical-slot-card{
    border:1px solid var(--line);
    border-radius:10px;
    padding:12px;
    background:#fff;
    display:flex;
    flex-direction:column;
    gap:7px
}
.physical-slot-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:8px
}
@media(max-width:1000px){
    .twin-summary{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:650px){
    .twin-summary{grid-template-columns:1fr}
}

/* v1.3-dev physical machine twin */
.machine-frame{border:3px solid #2d3540;border-radius:16px;background:#20262d;padding:16px;box-shadow:inset 0 0 0 1px #4b5663}
.machine-title{color:#fff;font-weight:800;margin-bottom:12px}
.machine-shelf{background:#f4f6f8;border-radius:10px;padding:10px;margin-bottom:10px}
.shelf-label{font-size:12px;font-weight:800;color:#596879;margin-bottom:7px}
.shelf-grid,.mini-shelf-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:7px}
.lane-card{background:#fff;border:1px solid #cfd8e3;border-radius:9px;padding:10px;min-width:0}
.lane-card.grouped-lane{border-color:#91aaf2;background:#f4f7ff}
.lane-card.hidden-lane{border-style:dashed;background:#eef1f4;color:#78828e;display:flex;flex-direction:column;gap:7px;align-items:flex-start}
.lane-head{display:flex;justify-content:space-between;gap:6px;align-items:center;margin-bottom:8px}
.lane-metrics{display:flex;flex-direction:column;gap:4px;margin-bottom:7px;font-size:12px}
.mini-machine{background:#242b33;border-radius:12px;padding:10px}
.mini-shelf{display:grid;grid-template-columns:24px 1fr;gap:7px;align-items:stretch;margin-bottom:7px}
.mini-shelf-label{display:flex;align-items:center;justify-content:center;background:#3a4551;color:#fff;border-radius:6px;font-weight:800}
.mini-lane{background:#fff;border:1px solid #d2dbe5;border-radius:7px;padding:7px;min-width:0;display:flex;flex-direction:column}
.mini-lane.grouped{background:#f3f6ff;border-color:#9db3ed}
.mini-lane strong{font-size:12px}.mini-lane span{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mini-lane small{font-size:10px;color:#68717d;margin-top:4px}
@media(max-width:900px){.machine-frame{overflow-x:auto}.shelf-grid{min-width:760px}.mini-machine{overflow-x:auto}.mini-shelf{min-width:720px}}


/* v1.4-dev – visual machine dashboard */
.twin-toolbar-clean{align-items:center}
.twin-main-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.twin-main-actions form{margin:0}

.twin-status-strip{
    display:flex;
    flex-wrap:wrap;
    gap:10px 28px;
    padding:11px 14px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:10px
}
.twin-status-strip>div{display:flex;align-items:center;gap:7px}
.twin-status-strip span{color:var(--muted);font-size:12px;font-weight:700}
.twin-status-strip strong{font-size:13px}
.text-danger-strong{color:#a02727}
.text-success-strong{color:#12713e}

.twin-overview-card{overflow:hidden}
.visual-machine{
    display:flex;
    flex-direction:column;
    gap:8px;
    padding:10px;
    background:#f5f7fa;
    border:1px solid #d9e0e8;
    border-radius:12px
}
.visual-shelf{
    display:grid;
    grid-template-columns:62px minmax(0,1fr);
    gap:8px;
    align-items:stretch
}
.visual-shelf-label{
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    min-height:118px;
    border-radius:9px;
    background:#263240;
    color:#fff
}
.visual-shelf-label strong{font-size:18px}
.visual-shelf-label span{font-size:10px;text-transform:uppercase;letter-spacing:.04em;opacity:.8}

.visual-shelf-grid,
.physical-editor-grid{
    display:grid;
    grid-template-columns:repeat(7,minmax(0,1fr));
    gap:7px;
    min-width:0
}

.visual-position{
    min-width:0;
    min-height:118px;
    padding:9px 10px;
    border:1px solid #d5dde7;
    border-radius:9px;
    background:#fff;
    display:flex;
    flex-direction:column;
    position:relative;
    overflow:hidden
}
.visual-position.wide-position{min-width:0}
.visual-position.tone-1{background:#fff4f2;border-color:#f3c1ba}
.visual-position.tone-2{background:#fff8ea;border-color:#eed5a1}
.visual-position.tone-3{background:#f2f9f1;border-color:#bcdcbc}
.visual-position.tone-4{background:#eef6ff;border-color:#b9d2ef}
.visual-position.tone-5{background:#f7f1ff;border-color:#d7c2ed}
.visual-position.tone-6{background:#f8f4ef;border-color:#dbcdbd}
.visual-position.tone-7{background:#eef9f8;border-color:#aedbd7}
.visual-position.tone-8{background:#fff1f7;border-color:#e7b8cf}
.visual-position.tone-empty{background:#fafbfc;border-style:dashed;color:#77818d}
.visual-position.disabled-position,
.layout-edit-position.disabled-position{
    background:#f2f4f6;
    border:1px dashed #c8d0da;
    color:#7b8590
}

.visual-position-top{
    min-height:22px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:6px;
    margin-bottom:5px
}
.visual-position-top>strong{font-size:13px;color:#182433}
.position-kind{
    padding:2px 6px;
    border-radius:999px;
    background:rgba(39,74,128,.09);
    color:#385777;
    font-size:9px;
    font-weight:900;
    letter-spacing:.03em;
    white-space:nowrap
}
.visual-product-name{
    min-height:34px;
    font-size:13px;
    line-height:1.15;
    font-weight:800;
    color:#1c2836;
    overflow:hidden
}
.visual-position-values{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:6px;
    margin-top:auto;
    padding-top:7px
}
.visual-position-values>div{min-width:0}
.visual-position-values span{
    display:block;
    font-size:9px;
    text-transform:uppercase;
    letter-spacing:.03em;
    color:#6c7886;
    font-weight:800
}
.visual-position-values strong{
    display:block;
    margin-top:1px;
    font-size:13px;
    color:#172331;
    white-space:nowrap
}

.stock-track{
    height:7px;
    margin-top:7px;
    border-radius:999px;
    background:rgba(100,110,120,.12);
    overflow:hidden
}
.stock-track>span{display:block;height:100%;border-radius:999px}
.stock-track.stock-good>span{background:#3a9b5f}
.stock-track.stock-medium>span{background:#d2a82e}
.stock-track.stock-low>span{background:#df7d2d}
.stock-track.stock-empty>span{background:#d34d4d}
.stock-track.stock-unknown>span{background:#a5adb6}

.visual-position-bottom{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:6px;
    margin-top:5px
}
.visual-position-bottom>span{
    min-width:0;
    font-size:9px;
    color:#6c7886;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis
}
.position-edit-link{
    flex:none;
    font-size:10px;
    font-weight:800;
    text-decoration:none;
    color:var(--primary)
}
.position-edit-link:hover{text-decoration:underline}
.visual-empty-label{
    margin:auto 0;
    font-size:11px;
    line-height:1.3;
    text-align:center
}

.twin-legend{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:18px;
    padding:12px 14px;
    border:1px solid var(--line);
    border-radius:10px;
    background:#fff
}
.legend-group,
.legend-help{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.legend-group>span,
.legend-help>span{font-size:11px;color:#586675}
.legend-dot{
    display:inline-block;
    width:9px;
    height:9px;
    margin-right:4px;
    border-radius:50%;
    vertical-align:-1px
}
.stock-good-dot{background:#3a9b5f}
.stock-medium-dot{background:#d2a82e}
.stock-low-dot{background:#df7d2d}
.stock-empty-dot{background:#d34d4d}
.legend-help{justify-content:flex-end}

/* physical layout editor */
.physical-editor-machine{
    display:flex;
    flex-direction:column;
    gap:8px;
    padding:10px;
    border:1px solid #d9e0e8;
    background:#f5f7fa;
    border-radius:12px
}
.physical-editor-shelf{
    display:grid;
    grid-template-columns:62px minmax(0,1fr);
    gap:8px
}
.layout-edit-position{
    min-width:0;
    min-height:112px;
    padding:9px;
    border:1px solid #cfd9e5;
    border-radius:9px;
    background:#fff;
    display:flex;
    flex-direction:column
}
.layout-edit-position.wide-position{
    background:#f2f6ff;
    border-color:#a9bee9
}
.layout-state-values{
    display:flex;
    flex-direction:column;
    gap:3px;
    font-size:11px;
    color:#586675
}
.layout-action-area{
    display:flex;
    align-items:flex-end;
    gap:6px;
    flex-wrap:wrap;
    margin-top:auto;
    padding-top:8px
}
.layout-action-area form{margin:0}
.btn.primary-soft{
    border-color:#a9bee9;
    background:#edf3ff;
    color:#2451a0
}
.detected-groups{display:flex;gap:7px;flex-wrap:wrap}
.layout-explanation{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:8px;
    padding:12px 14px;
    border:1px solid #cdd9eb;
    border-radius:10px;
    background:#f4f8ff;
    font-size:12px
}
.layout-explanation a{margin-left:auto;font-weight:800;text-decoration:none}

@media(max-width:1100px){
    .visual-machine,
    .physical-editor-machine{
        overflow-x:auto
    }
    .visual-shelf,
    .physical-editor-shelf{
        min-width:980px
    }
    .twin-legend{grid-template-columns:1fr}
    .legend-help{justify-content:flex-start}
}


/* v1.4.2-dev – stronger visual separation between physical/logical position cards */
.visual-position{
    box-shadow:0 1px 2px rgba(20,32,48,.06);
}
.visual-position.tone-1{
    background:#fff0ef;
    border-color:#e9aaa5;
}
.visual-position.tone-2{
    background:#fff5df;
    border-color:#e3c06b;
}
.visual-position.tone-3{
    background:#edf8ee;
    border-color:#9bcba1;
}
.visual-position.tone-4{
    background:#eaf4ff;
    border-color:#9cc2e7;
}
.visual-position.tone-5{
    background:#f4edff;
    border-color:#c1a5e1;
}
.visual-position.tone-6{
    background:#f7efe6;
    border-color:#cfb493;
}
.visual-position.tone-7{
    background:#e8f7f5;
    border-color:#8bcac4;
}
.visual-position.tone-8{
    background:#fff0f6;
    border-color:#dfa2bf;
}
.visual-position.tone-empty{
    background:#f7f8fa;
    border-color:#cbd3dc;
}
.visual-position.disabled-position{
    background:#edf0f3;
    border-color:#b9c3ce;
}

.visual-position-top{
    border-bottom:1px solid rgba(77,92,110,.15);
    padding-bottom:4px;
}
.visual-product-name{
    padding-top:4px;
}
.visual-position-values{
    border-top:1px solid rgba(77,92,110,.11);
}
.visual-position-bottom{
    border-top:1px solid rgba(77,92,110,.09);
    padding-top:4px;
}

.visual-shelf-grid{
    background:#e6ebf1;
    padding:5px;
    border-radius:10px;
}


/* v1.5.1-dev – physical provider slot identifiers */
.layout-provider-id{margin:7px 0 2px;color:var(--muted);font-size:12px}
.layout-provider-id strong{color:var(--text);font-size:13px}

/* v1.6.0-dev – sales workspace */
.sales-summary-grid{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:12px
}
.sales-summary-card{
    padding:14px 16px;
    border:1px solid var(--line);
    border-top:4px solid #6b7c93;
    border-radius:11px;
    background:#fff
}
.sales-summary-card.blue{border-top-color:#1463ff}
.sales-summary-card.green{border-top-color:#138a4b}
.sales-summary-card.amber{border-top-color:#d18a00}
.sales-summary-card.neutral{border-top-color:#6b7c93}
.sales-summary-card span,.sales-summary-card strong,.sales-summary-card small{display:block}
.sales-summary-card span{font-size:12px;font-weight:700;color:#526176}
.sales-summary-card strong{font-size:19px;margin:5px 0}
.sales-summary-card small{line-height:1.3}
.sales-filter-grid{
    display:grid;
    grid-template-columns:repeat(5,minmax(0,1fr));
    gap:12px;
    align-items:end
}
.sales-filter-grid label{display:block;margin-bottom:6px;font-weight:700}
.sales-filter-check{grid-column:span 3;align-self:center}
.sales-filter-check label{display:flex;align-items:center;gap:8px;margin:0;font-weight:600;color:#526176}
.sales-filter-check input{width:auto}
.sales-filter-actions{display:flex;gap:8px;justify-content:flex-end;grid-column:span 2}
.sales-filter-actions .btn{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.statistics-filter-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.statistics-filter-grid .sales-filter-check{grid-column:span 2}
.statistics-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
@media(max-width:1050px){
    .sales-summary-grid{grid-template-columns:1fr 1fr}
    .sales-filter-grid,.statistics-filter-grid{grid-template-columns:1fr 1fr}
    .sales-filter-check,.statistics-filter-grid .sales-filter-check,.sales-filter-actions{grid-column:span 2}
}
@media(max-width:700px){
    .sales-summary-grid,.sales-filter-grid,.statistics-filter-grid,.statistics-grid{grid-template-columns:1fr}
    .sales-filter-check,.statistics-filter-grid .sales-filter-check,.sales-filter-actions{grid-column:auto}
    .sales-filter-actions{justify-content:flex-start}
}

/* v1.6.1-dev – product-aware sales analytics */
.product-cell{max-width:230px}
.product-cell strong{display:block;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.product-cell small{display:block;margin-top:2px;color:var(--muted);font-size:11px}
.analytics-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.analytics-card>header{display:flex;flex-direction:column;gap:3px}
.analytics-card>header small{font-weight:400;color:var(--muted)}
.analytics-bars{padding:14px 16px;display:flex;flex-direction:column;gap:9px;max-height:430px;overflow:auto}
.analytics-bars.compact{max-height:430px}
.analytics-bar-row{display:grid;grid-template-columns:96px minmax(120px,1fr) 86px;gap:10px;align-items:center;min-height:25px}
.analytics-bar-label{font-size:12px;font-weight:700;color:var(--text);text-decoration:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
a.analytics-bar-label:hover{text-decoration:underline}
.analytics-bar-label.product{width:100%;max-width:260px}
.product-bars .analytics-bar-row{grid-template-columns:minmax(150px,260px) minmax(140px,1fr) 86px}
.analytics-bar-track{height:12px;background:#edf1f5;border-radius:999px;overflow:hidden}
.analytics-bar-track span{display:block;height:100%;min-width:2px;background:var(--primary);border-radius:999px}
.analytics-bar-row>strong{font-size:12px;text-align:right;white-space:nowrap}
.table-action-cell{text-align:right;white-space:nowrap}
.table-link{font-size:12px;font-weight:700;text-decoration:none;color:var(--primary)}
.table-link:hover{text-decoration:underline}
@media(max-width:900px){
    .analytics-grid{grid-template-columns:1fr}
}
@media(max-width:700px){
    .analytics-bar-row,.product-bars .analytics-bar-row{grid-template-columns:82px minmax(90px,1fr) 72px}
    .analytics-bar-label.product{max-width:82px}
}


/* v1.6.2-dev – chronological column charts */
.column-chart-scroll{padding:16px 16px 12px;overflow-x:auto;overflow-y:hidden}
.column-chart{display:grid;align-items:end;border-bottom:1px solid #d7dee6;min-height:260px;padding-top:34px;position:relative}
.hour-column-chart{grid-template-columns:repeat(24,minmax(0,1fr));width:100%;min-width:0}
.day-column-chart{grid-template-columns:repeat(var(--column-count),minmax(54px,1fr));min-width:max(100%,calc(var(--column-count) * 62px))}
.column-chart-item{display:grid;grid-template-rows:22px 190px 34px;align-items:end;min-width:0;text-decoration:none;color:var(--text);position:relative}
.column-chart-item.day:hover .column-chart-bar{filter:brightness(.92)}
.column-chart-value{font-size:11px;font-weight:700;text-align:center;white-space:nowrap;align-self:end;padding-bottom:3px}
.column-chart-bar-zone{height:190px;display:flex;align-items:flex-end;justify-content:center;border-left:1px solid rgba(215,222,230,.45)}
.column-chart-item:last-child .column-chart-bar-zone{border-right:1px solid rgba(215,222,230,.45)}
.column-chart-bar{display:block;width:min(72%,34px);min-height:2px;background:var(--primary);border-radius:4px 4px 0 0}
.column-chart-bar.zero{min-height:0;height:0!important}
.column-chart-label{font-size:10px;text-align:center;white-space:nowrap;align-self:start;padding-top:7px}
.day-column-chart .column-chart-label{font-size:10px;transform:rotate(-35deg);transform-origin:top center;padding-top:9px}
.day-column-chart .column-chart-item{grid-template-rows:22px 190px 48px}
.hour-axis-end{display:block;width:100%;min-width:0;text-align:right;font-size:10px;color:var(--muted);padding:0;transform:translateY(-27px);pointer-events:none}
.chart-empty{padding:20px 16px}
@media (max-width:900px){
    .hour-column-chart{min-width:0}
    .hour-axis-end{min-width:0}
    .day-column-chart{min-width:max(100%,calc(var(--column-count) * 58px))}
}

/* v1.6.3-dev – fit 24-hour chart without horizontal scrolling */
.hour-column-chart .column-chart-value{font-size:10px}
.hour-column-chart .column-chart-label{font-size:9px}
.hour-column-chart .column-chart-bar{width:min(68%,24px)}

/* v1.10.1-dev – clearer Public Catalog editor */
.public-machine-select{
    display:grid;
    grid-template-columns:minmax(280px,520px) auto;
    gap:12px;
    align-items:end;
}
.public-machine-select label,
.public-machine-form label,
.public-product-form label,
.public-catalog-toolbar label{
    display:block;
    margin-bottom:6px;
    font-weight:700;
}
.public-machine-form,
.public-product-form{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:14px;
    align-items:start;
}
.public-wide{grid-column:1/-1}
.public-toggle-row{
    padding:11px 12px;
    border:1px solid var(--line);
    border-radius:9px;
    background:#f8fafc;
}
.public-checkbox{
    display:flex!important;
    gap:9px;
    align-items:center;
    margin:0!important;
    font-weight:700;
}
.public-checkbox input,
.public-filter-check input{
    width:auto;
    margin:0;
}
.public-actions{
    display:flex;
    justify-content:flex-end;
}
.public-catalog-toolbar{
    display:grid;
    grid-template-columns:minmax(260px,460px) auto 1fr;
    gap:16px;
    align-items:end;
    border-bottom:1px solid var(--line);
    background:#fafbfd;
}
.public-filter-check{
    display:flex!important;
    align-items:center;
    gap:8px;
    min-height:42px;
    margin:0!important;
    white-space:nowrap;
}
.public-stock-help{
    justify-self:end;
    text-align:right;
    color:var(--muted);
    font-size:12px;
}
.public-stock-help strong,
.public-stock-help span{display:block}
.public-stock-help strong{color:var(--text);margin-bottom:3px}
.public-product-list{
    display:flex;
    flex-direction:column;
}
.public-product-card{
    border-bottom:1px solid var(--line);
    background:#fff;
}
.public-product-card:last-child{border-bottom:0}
.public-product-card[hidden]{display:none}
.public-product-card>summary{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:18px;
    padding:13px 16px;
    cursor:pointer;
    list-style:none;
}
.public-product-card>summary::-webkit-details-marker{display:none}
.public-product-card>summary:hover{background:#f8fafc}
.public-product-card[open]>summary{
    background:#f5f8fc;
    border-bottom:1px solid var(--line);
}
.public-product-main{
    display:flex;
    align-items:center;
    gap:12px;
    min-width:0;
}
.public-product-main strong,
.public-product-main small{display:block}
.public-product-main strong{
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}
.public-product-main small{margin-top:3px}
.public-product-code{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-width:54px;
    padding:5px 8px;
    border-radius:7px;
    background:#eef3f8;
    border:1px solid #d6e0ea;
    color:#41566f;
    font-size:11px;
    font-weight:800;
}
.public-product-summary-meta{
    display:flex;
    align-items:center;
    justify-content:flex-end;
    gap:9px;
    flex-wrap:wrap;
}
.public-stock-mode{
    min-width:62px;
    text-align:center;
    padding:5px 8px;
    border:1px solid var(--line);
    border-radius:999px;
    color:#526176;
    background:#fff;
    font-size:11px;
    font-weight:800;
}
.public-edit-label{
    color:#1457d6;
    font-size:12px;
    font-weight:800;
}
.public-product-card[open] .public-edit-label::after{content:" ↑"}
.public-product-card:not([open]) .public-edit-label::after{content:" ↓"}
.public-product-form{
    padding:16px;
    background:#fff;
}
.public-product-form textarea,
.public-machine-form textarea{
    width:100%;
    border:1px solid #c8d2df;
    border-radius:6px;
    padding:10px 11px;
    background:#fff;
    color:var(--text);
    resize:vertical;
}
.public-api-row{
    display:flex;
    align-items:center;
    gap:18px;
    flex-wrap:wrap;
}
.public-api-row code{
    padding:8px 10px;
    border-radius:7px;
    background:#f4f6f8;
    border:1px solid var(--line);
}
.public-api-row span{color:var(--muted)}
@media(max-width:900px){
    .public-machine-select,
    .public-machine-form,
    .public-product-form,
    .public-catalog-toolbar{grid-template-columns:1fr}
    .public-wide{grid-column:auto}
    .public-stock-help{justify-self:start;text-align:left}
    .public-product-card>summary{align-items:flex-start;flex-direction:column}
    .public-product-summary-meta{justify-content:flex-start}
    .public-actions{justify-content:stretch}
    .public-actions .btn{width:100%}
}