:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #1d232a;
  --muted: #6b7682;
  --line: #dde2e8;
  --accent: #2f6fec;
  --accent-ink: #ffffff;
  --danger: #c0392b;
  --ok: #2e8b57;
  --warn: #d68910;
  --canvas-bg: #eef1f4;
  --floor: #ffffff;
  --grid: #eef1f4;
  --grid-major: #d5dbe2;
  --cab: #c9d0d8;
  --three-bg: #f4f6f8;
  font-size: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15191e; --panel: #1d232a; --ink: #e6eaee; --muted: #93a0ad; --line: #2e3640;
    --accent: #5b8ff9; --canvas-bg: #171c21; --floor: #232a32; --grid: #2a323b; --grid-major: #36404b;
    --cab: #38424d; --three-bg: #171c21;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { font-family: system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--ink); overflow: hidden; }

button, select, input { font: inherit; color: inherit; }
button {
  background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 5px 10px; cursor: pointer;
}
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: 0.45; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.danger { color: var(--danger); }
button.icon { padding: 3px 8px; min-width: 28px; }
select, input[type=text], input[type=number], input[type=search], input:not([type]) {
  background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 5px 7px;
}
input[type=color] { width: 48px; height: 32px; padding: 2px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--muted); font-weight: 400; }
.spacer { flex: 1; }
.sep { width: 1px; height: 22px; background: var(--line); margin: 0 4px; }

/* Top bar */
.topbar { display: flex; align-items: center; gap: 6px; padding: 8px 12px; background: var(--panel); border-bottom: 1px solid var(--line); height: 52px; overflow-x: auto; overflow-y: hidden; }
.topbar > * { flex: none; }
.topbar button { white-space: nowrap; }
.topbar #projectSelect { min-width: 0; max-width: 220px; }
.brand { font-weight: 700; font-size: 16px; margin-right: 10px; white-space: nowrap; }
.brand .logo { color: var(--accent); }
#projectSelect { min-width: 180px; font-weight: 600; }
#wsSelect { max-width: 170px; color: var(--muted); }
.units { display: flex; align-items: center; gap: 6px; color: var(--muted); }

/* Layout */
.layout { display: grid; grid-template-columns: 320px 1fr 290px; height: calc(100% - 52px); }
.sidebar { background: var(--panel); overflow-y: auto; padding: 10px 12px 24px; }
.sidebar.left { border-right: 1px solid var(--line); }
.sidebar.right { border-left: 1px solid var(--line); }
.main { display: flex; flex-direction: column; min-width: 0; min-height: 0; }

.tabs { display: flex; gap: 4px; margin-bottom: 10px; border-bottom: 1px solid var(--line); }
.tabs button { border: none; border-bottom: 2px solid transparent; border-radius: 0; background: none; padding: 6px 10px; color: var(--muted); font-weight: 600; }
.tabs button.active { color: var(--ink); border-bottom-color: var(--accent); }
.tabpanel { display: none; }
.tabpanel.active { display: block; }

.panel-head h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; margin: 14px 0 6px; }
.panel-head h3 .muted { text-transform: none; letter-spacing: 0; margin-left: 4px; }
.btn-row { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.empty, .hint-text { color: var(--muted); font-size: 12.5px; }

.swatch { display: inline-block; width: 14px; height: 14px; border-radius: 3px; border: 1px solid rgba(0,0,0,0.25); flex: none; vertical-align: -2px; margin-right: 6px; }
.pool-row, .lib-row { display: flex; align-items: center; gap: 6px; padding: 6px; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 5px; background: var(--panel); }
.pool-row { cursor: grab; }
.pool-row:hover { border-color: var(--accent); }
.grow { flex: 1; min-width: 0; }
.name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.code { font-size: 11px; color: var(--muted); font-weight: 500; }
.sub { font-size: 11.5px; color: var(--muted); }
.count { font-weight: 700; font-size: 15px; padding: 0 4px; }
.row-btns { display: flex; gap: 2px; }
.stepper { display: flex; align-items: center; gap: 0; flex: none; }
.stepper button { padding: 2px 7px; min-width: 24px; font-size: 14px; font-weight: 700; }
.stepper button:first-child { border-radius: 6px 0 0 6px; }
.stepper button:last-child { border-radius: 0 6px 6px 0; }
.stepper .step-count { width: 40px; text-align: center; border-radius: 0; border-left: none; border-right: none; padding: 3px 2px;
  -moz-appearance: textfield; font-weight: 600; color: var(--muted); }
.stepper.has .step-count { color: var(--ok); }
.stepper .step-count::-webkit-outer-spin-button, .stepper .step-count::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.row-btns button { padding: 2px 6px; min-width: 24px; font-size: 13px; }
.tag { display: inline-block; font-size: 10.5px; padding: 0 5px; border-radius: 4px; background: var(--bg); border: 1px solid var(--line); margin-left: 3px; }
.tag.warn { color: var(--warn); }
.tag.ok { color: var(--ok); }
.tag.rule { color: var(--accent); }
.stat.axles { min-width: 200px; flex: 2 1 200px; }
.stat.axles label .muted { text-transform: none; letter-spacing: 0; }
.axle { display: grid; grid-template-columns: 42px 1fr; align-items: center; column-gap: 6px; font-size: 12px; }
.axle b { font-size: 13px; }
.axle .bar { grid-column: 1 / -1; margin-top: 2px; }
.axle.neg b { color: var(--danger); }
.preset-row { margin-bottom: 10px; }
#caseFilter { width: 100%; margin-bottom: 8px; }

.add-box { margin-top: 12px; padding: 10px; border: 1px dashed var(--line); border-radius: 8px; }
.add-box h4 { margin: 0 0 6px; font-size: 12.5px; }
.inline { display: flex; gap: 6px; }
.inline select { flex: 1; min-width: 0; }
.qty { width: 60px; }
.truck-summary { list-style: none; padding: 0; margin: 0; }
.truck-summary li { padding: 4px 0; border-bottom: 1px solid var(--line); font-size: 12.5px; display: flex; gap: 6px; }
.truck-summary .right { margin-left: auto; color: var(--muted); }

/* Truck tabs */
.trucktabs { display: flex; gap: 6px; padding: 8px 12px 0; flex-wrap: wrap; align-items: flex-end; }
.ttab { display: flex; align-items: center; gap: 8px; padding: 6px 6px 6px 12px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px 8px 0 0; cursor: pointer; user-select: none; }
.ttab.active { border-color: var(--accent); box-shadow: inset 0 -2px 0 var(--accent); }
.tname { font-weight: 600; }
.tveh { color: var(--muted); font-size: 12px; }
.ttab .x { border: none; background: none; padding: 0 6px; color: var(--muted); }
.add-truck { display: flex; gap: 4px; margin-left: 6px; padding-bottom: 4px; }
.pack-all-btn { margin: 0 0 4px auto; }

/* Stats */
.stats { display: flex; gap: 8px; padding: 8px 12px; flex-wrap: wrap; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; min-width: 96px; flex: 1 1 96px; }
.stat label { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.stat b { font-size: 15px; }
.stat.bad b { color: var(--danger); }
.stat.good b { color: var(--ok); }
.bar { height: 5px; background: var(--bg); border-radius: 3px; margin-top: 4px; overflow: hidden; }
.bar span { display: block; height: 100%; background: var(--accent); }
.bar.warn span { background: var(--warn); }
.bar.over span { background: var(--danger); }

/* Views */
.viewbar { display: flex; align-items: center; gap: 10px; padding: 0 12px 8px; flex-wrap: wrap; }
.viewbar select { padding: 3px 6px; }
.seg { display: inline-flex; }
.seg button { border-radius: 0; margin-left: -1px; }
.seg button:first-child { border-radius: 6px 0 0 6px; }
.seg button:last-child { border-radius: 0 6px 6px 0; }
.seg button.active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.chk { display: flex; align-items: center; gap: 4px; color: var(--muted); user-select: none; }

.views { flex: 1; min-height: 0; display: grid; grid-template-rows: 1fr 1fr; gap: 8px; padding: 0 12px 12px; }
.views[data-mode=plan] { grid-template-rows: 1fr; }
.views[data-mode=plan] .three { display: none; }
.views[data-mode="3d"] { grid-template-rows: 1fr; }
.views[data-mode="3d"] .plan { display: none; }
.view { position: relative; min-height: 0; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: var(--canvas-bg); }
.view canvas { display: block; position: absolute; inset: 0; touch-action: none; }
.cam-btns { position: absolute; top: 8px; left: 8px; z-index: 2; display: flex; gap: 4px; }
.cam-btns button { padding: 3px 8px; font-size: 12px; opacity: 0.9; }
.three-hint { position: absolute; bottom: 6px; left: 10px; font-size: 11px; color: var(--muted); z-index: 2; pointer-events: none; }
.no3d { display: grid; place-items: center; height: 100%; color: var(--muted); }

/* Inspector */
.insp { display: flex; flex-direction: column; gap: 8px; }
.insp-title { display: flex; align-items: center; }
.insp-title input { flex: 1; font-weight: 700; font-size: 15px; }
.kv { display: flex; justify-content: space-between; font-size: 12.5px; }
.kv span { color: var(--muted); }
.pos { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.pos label { font-size: 11px; color: var(--muted); display: flex; flex-direction: column; gap: 2px; }
.pos input { width: 100%; }
.btn-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.move { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--muted); }
.move select { flex: 1; }
.issues { margin: 0; padding-left: 18px; color: var(--danger); font-size: 12.5px; }
.issues li { margin-bottom: 3px; }
.issues .truck-msg { font-weight: 700; }
.issues.gaps { color: var(--warn); }
.gap-count { font-size: 11.5px; color: var(--warn); font-weight: 600; }
.ok-text { color: var(--ok); font-size: 12.5px; }
.help p { margin: 0 0 8px; font-size: 12.5px; color: var(--muted); }
.keys { list-style: none; padding: 0; margin: 0; font-size: 12px; color: var(--muted); }
.keys li { margin-bottom: 4px; }
kbd { font: 11px ui-monospace, monospace; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px; padding: 0 4px; background: var(--bg); color: var(--ink); }
.load-list { padding-left: 26px; margin: 0; font-size: 12.5px; }
.load-list li { padding: 2px 0; }
.load-list li a { color: var(--ink); }
.load-list li.sel a { color: var(--accent); font-weight: 700; }
.load-list li .muted { margin-left: 6px; font-size: 11px; }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(10,14,20,0.45); display: grid; place-items: center; z-index: 50; }
.modal[hidden] { display: none; }
/* The window never scrolls as a whole: the title and the Save/Cancel bar stay put, only the fields scroll. */
.modal-card { background: var(--panel); border-radius: 12px; padding: 0; width: min(760px, 96vw); max-height: calc(100vh - 32px);
  display: flex; flex-direction: column; overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.3); }
.modal-card h3 { margin: 0; padding: 16px 20px 10px; flex: none; }
#modalForm { display: flex; flex-direction: column; min-height: 0; flex: 1; }
.form-body, .rms-report { overflow-y: auto; overflow-x: hidden; scrollbar-gutter: stable; padding: 4px 16px 8px 20px; min-height: 0; flex: 1; }
.form-body { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 14px; align-content: start; }
.form-body > * { grid-column: 1 / -1; min-width: 0; }
.form-body > .half { grid-column: auto; }
.form-body input, .form-body select, .form-body textarea { width: 100%; max-width: 100%; box-sizing: border-box; }
.form-body input[type=checkbox] { width: auto; }
.form-body input[type=color] { width: 64px; }
.form-heading { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 10px; }
.form-heading h4 { margin: 0 0 4px; }
.form-heading p { margin: 0 0 10px; font-size: 12px; color: var(--muted); }
.field select { color: var(--ink); }
.kv input.qty { width: 64px; padding: 2px 6px; }
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; font-size: 12.5px; color: var(--muted); }
.field input { color: var(--ink); }
.field small { font-size: 11.5px; color: var(--muted); }
.dims { display: flex; align-items: center; gap: 6px; }
.dims input { width: 100%; }
.check { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.modal-btns { display: flex; justify-content: flex-end; gap: 8px; margin: 0; padding: 12px 20px; border-top: 1px solid var(--line); background: var(--panel); flex: none; }

.toast { position: fixed; bottom: 18px; left: 50%; transform: translate(-50%, 20px); background: var(--ink); color: var(--bg); padding: 9px 16px; border-radius: 8px; opacity: 0; pointer-events: none; transition: all 0.2s; z-index: 60; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 1150px) {
  .layout { grid-template-columns: 280px 1fr; }
  .sidebar.right { display: none; }
}

/* Case library rows: name line on top, tags + how-many stepper underneath */
.lib-row.case-row { display: block; }
.case-top { display: flex; align-items: center; gap: 6px; }
.case-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 5px; padding-left: 20px; }
.case-foot .tags { flex: 1; min-width: 0; line-height: 1.7; }
.case-foot .tags .tag { margin: 0 3px 0 0; }
.cat-head { margin: 14px 0 6px; font-size: 12.5px; }
.rule-box { font-size: 12.5px; color: var(--muted); border: 1px dashed var(--line); border-radius: 8px; padding: 7px 9px; margin-bottom: 8px; line-height: 2; }
.rule-box input { width: 54px; padding: 2px 5px; }

/* Pack order */
.po summary { cursor: pointer; line-height: 1.6; }
.po .muted { font-size: 12px; }
.po-list { list-style: none; padding: 0; margin: 4px 0 8px; }
.po-list li { display: flex; align-items: center; gap: 6px; padding: 3px 0; border-bottom: 1px solid var(--line); }
.po-n { width: 16px; text-align: right; font-weight: 700; color: var(--accent); }
.po-name { flex: 1; color: var(--ink); font-weight: 600; }
.po-list button { padding: 1px 6px; min-width: 22px; }
.po .inline input { flex: 1; width: auto; }

/* RMS import report */
.rms-report h4 { margin: 12px 0 4px; }
.rms-list { list-style: none; padding: 0; margin: 0; font-size: 12.5px; }
.rms-list li { padding: 3px 0; border-bottom: 1px solid var(--line); }
.rms-list .muted { display: block; font-size: 11.5px; margin-left: 20px; }
.rms-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.rms-table td { padding: 4px 4px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.rms-table td.num { text-align: right; white-space: nowrap; color: var(--muted); }
.rms-table button { padding: 2px 8px; white-space: nowrap; }
textarea { font: inherit; color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 5px 7px; resize: vertical; }

.rms-act { white-space: nowrap; text-align: right; }
.rms-act .rms-link { max-width: 120px; padding: 2px 4px; font-size: 12px; margin-right: 4px; }

/* Check sizes */
.tabs { flex-wrap: wrap; }
.check-row .sub + .sub { margin-top: 2px; }
.tag.st-estimate, .tag.st-unknown { color: var(--danger); border-color: var(--danger); }
.tag.st-example { color: var(--warn); }
.tag.st-spec, .tag.st-drawing { color: var(--accent); }
.tag.st-confirmed { color: var(--ok); border-color: var(--ok); }
.check-row.confirmed { opacity: 0.75; }
button.icon.ok { color: var(--ok); font-weight: 700; }

/* Online mode: sign-in / setup screens, save status, People & access */
.cloud-screen { position: fixed; inset: 0; z-index: 70; background: var(--bg); display: grid; place-items: center; padding: 16px; }
.cloud-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px 30px; width: min(460px, 100%); box-shadow: 0 10px 40px rgba(0,0,0,0.12); }
.cloud-card .brand { margin-bottom: 14px; font-size: 18px; }
.cloud-card p, .cloud-card ol { line-height: 1.45; }
button.big { padding: 10px 18px; font-size: 15px; }
.small { font-size: 12.5px; }
.cloud-err { color: var(--danger); min-height: 0; }
.cloud-err:empty { display: none; }
#syncStatus { font-size: 12.5px; color: var(--muted); white-space: nowrap; }
#syncStatus[data-state="saved"] { color: var(--ok); }
#syncStatus[data-state="error"], #syncStatus[data-state="offline"] { color: var(--danger); font-weight: 600; }
#account { color: var(--muted); max-width: 140px; overflow: hidden; text-overflow: ellipsis; }
.modal-body { overflow-y: auto; padding: 4px 20px 12px; min-height: 0; flex: 1; }
.modal-card.people { width: min(620px, 96vw); }
.modal-body h4 { margin: 18px 0 4px; }
.people-list { width: 100%; border-collapse: collapse; margin: 6px 0 10px; }
.people-list td { padding: 6px 4px; border-bottom: 1px solid var(--line); overflow-wrap: anywhere; }
.people-list td.r { text-align: right; white-space: nowrap; }
.people-list button { padding: 3px 8px; font-size: 12.5px; }
.people-add { display: flex; gap: 8px; }
.people-add input { flex: 1; min-width: 0; }

/* Loading view: phones / tablets at the truck */
body.loadview .layout { display: none; }
body.loadview .topbar > :not(.lv-keep) { display: none; }
body.loadview .topbar { gap: 8px; }
body.loadview .topbar #projectSelect { flex: 1 1 auto; min-width: 0; max-width: none; }
.loadview { height: calc(100% - 52px); overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 12px 12px 40px; max-width: 900px; margin: 0 auto; }
.lv-empty { text-align: center; padding: 40px 0; }
.lv-trucks { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 10px; }
.lv-trucks button { flex: none; padding: 8px 14px; border-radius: 999px; }
.lv-trucks button.active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.lv-head { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.lv-head > div + div { margin-top: 4px; }
.lv-progress { height: 8px; background: var(--line); border-radius: 4px; overflow: hidden; margin: 8px 0 6px !important; }
.lv-progress span { display: block; height: 100%; background: var(--ok); transition: width 0.2s; }
.lv-warn { color: var(--danger); background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; margin: 10px 0 0; }
.lv-warn summary { cursor: pointer; font-weight: 600; }
.lv-warn div { color: var(--ink); font-size: 13px; margin-top: 4px; }
.lv-next { margin-top: 12px; }
.lv-next .lv-step { border: 2px solid var(--accent); }
.lv-alldone { background: var(--panel); border: 2px solid var(--ok); color: var(--ok); border-radius: 10px; padding: 14px; font-weight: 600; text-align: center; }
.lv-pics { margin-top: 14px; }
.lv-pics > .small { margin: 8px 2px 4px; letter-spacing: 0.04em; }
.lv-pic canvas { display: block; border: 1px solid var(--line); border-radius: 8px; cursor: zoom-in; max-width: 100%; }
.lv-list { list-style: none; padding: 0; margin: 14px 0 0; display: flex; flex-direction: column; gap: 6px; }
.lv-step { display: flex; align-items: center; gap: 10px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px; cursor: pointer; user-select: none; -webkit-tap-highlight-color: transparent; min-height: 56px; }
.lv-step.next { border-color: var(--accent); box-shadow: inset 4px 0 0 var(--accent); }
.lv-step.done { opacity: 0.55; }
.lv-step.done .lv-main b { text-decoration: line-through; }
.lv-n { flex: none; width: 34px; text-align: center; font-weight: 700; font-size: 17px; color: var(--muted); }
.lv-main { flex: 1; min-width: 0; font-size: 15px; }
.lv-main b { font-size: 17px; }
.lv-sub { display: block; font-size: 13px; color: var(--muted); margin-top: 2px; }
.lv-box { flex: none; width: 34px; height: 34px; border: 2px solid var(--line); border-radius: 8px; display: grid; place-items: center;
  font-size: 20px; font-weight: 700; color: var(--accent-ink); }
.lv-step.done .lv-box { background: var(--ok); border-color: var(--ok); }
.lv-restraint { background: color-mix(in srgb, var(--warn) 10%, var(--panel)); }
.lv-restraint .lv-n { color: var(--warn); }
.lv-foot { text-align: center; margin-top: 20px; }
.bad { color: var(--danger); }
.lv-zoom { position: fixed; inset: 0; z-index: 80; background: var(--bg); display: flex; flex-direction: column; }
.lv-zoom-bar { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; border-bottom: 1px solid var(--line); background: var(--panel); }
.lv-zoom-pic { flex: 1; overflow: auto; padding: 8px; -webkit-overflow-scrolling: touch; }
.lv-zoom-pic canvas { display: block; }
@media (max-width: 760px) {
  .topbar { padding: 8px 10px; }
  .brand { margin-right: 0; font-size: 0; }
  .brand .logo { font-size: 18px; }
  #wsSelect { max-width: 110px; }
  #btnLoadView { padding: 5px 8px; }
}