/* CEA electronic tech log. iPad-first: large targets, one sheet at a time, sections 1-6 as on the paper v3 sheet. */
:root{
  --bg:#eef1f4; --sheet:#ffffff; --ink:#15202b; --muted:#5b6876; --line:#d5dbe2; --soft:#f5f7f9;
  --accent:#1d5f8a; --accent-ink:#ffffff; --accent-soft:#e3eef6;
  --ok:#1f7a4d; --ok-soft:#e2f2e9; --no:#8a96a3; --warn:#9a5b00; --warn-soft:#fbefd9; --bad:#a3262e; --bad-soft:#f8e1e3;
  --bar:#15202b; --bar-ink:#ffffff;
  --top-bg:#15202b; --top-ink:#ffffff; --top-line:rgba(255,255,255,.3);
  --f-body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --f-mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f151b; --sheet:#172029; --ink:#e4eaf0; --muted:#94a2b0; --line:#2a3542; --soft:#1c2631;
  --accent:#6fb3e0; --accent-ink:#0b1720; --accent-soft:#1d3346;
  --ok:#6fcf9b; --ok-soft:#183a2a; --no:#6c7886; --warn:#e8b45c; --warn-soft:#3a2c14; --bad:#f08a90; --bad-soft:#3d1c20;
  --bar:#0b1117; --bar-ink:#e4eaf0; --top-bg:#0b1117; --top-ink:#e4eaf0; --top-line:rgba(255,255,255,.25); color-scheme:dark}}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.45;-webkit-text-size-adjust:100%}
[hidden]{display:none!important}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
h1,h2,h3{margin:0;line-height:1.2;text-wrap:balance}
.label{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* top bar */
.top{position:sticky;top:0;z-index:5;background:var(--top-bg);color:var(--top-ink);border-bottom:1px solid var(--top-line);padding:10px 16px;padding-top:calc(10px + env(safe-area-inset-top,0px));display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.top .t{display:flex;flex-direction:column;min-width:0;margin-right:auto}
.top .t b{font-size:18px}
.top .t span{font-size:13px;opacity:.75}
.top .who{font-size:14px;opacity:.85}
.top .btn{background:transparent;color:var(--top-ink);border-color:var(--top-line)}
.top .logo{height:44px;width:auto;display:block}
.login .logo{max-width:260px;width:100%;height:auto;align-self:center}
.wrap{max-width:1000px;margin:0 auto;padding:18px 16px 60px;display:flex;flex-direction:column;gap:18px}

/* buttons and inputs */
.btn{font:inherit;font-size:16px;font-weight:600;cursor:pointer;border-radius:10px;padding:11px 18px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);min-height:46px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.big{font-size:19px;padding:16px 24px;min-height:60px;width:100%}
.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn.danger{color:var(--bad)}
.btn.sm{font-size:14px;min-height:38px;padding:7px 12px}
.btn:disabled{opacity:.5;cursor:default}
.acts{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
input,select,textarea{font:inherit;font-size:17px;width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:var(--sheet);color:var(--ink);min-height:48px;min-width:0}
textarea{min-height:84px;resize:vertical}
input[type=checkbox],input[type=radio]{width:26px;height:26px;min-height:0;padding:0;accent-color:var(--accent);flex:none;margin:0}

/* cards */
.card{background:var(--sheet);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:14px;min-width:0}
.card h2{font-size:22px}
.muted{color:var(--muted)}
.small{font-size:14px}
.notice{padding:12px 14px;border-radius:10px;background:var(--warn-soft);color:var(--warn);font-size:15px}
.errs{border:1px solid var(--bad);background:var(--bad-soft);color:var(--bad);border-radius:10px;padding:12px 16px;font-size:15px}
.errs ul{margin:6px 0 0;padding-left:20px}
.okmsg{border-radius:10px;padding:12px 16px;background:var(--ok-soft);color:var(--ok);font-weight:600}

/* counters */
.counters{display:grid;grid-template-columns:1.4fr repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:14px;background:var(--sheet);overflow:hidden}
.ctr{padding:14px 16px;display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line);min-width:0}
.ctr:first-child{border-left:0;background:var(--accent-soft)}
.ctr .v{font-family:var(--f-mono);font-size:24px;font-variant-numeric:tabular-nums}
.ctr:first-child .v{font-size:32px;color:var(--accent)}
.ctr .s{font-size:12.5px;color:var(--muted)}
@media (max-width:640px){.counters{grid-template-columns:repeat(2,minmax(0,1fr))}.ctr:nth-child(3){border-left:0}.ctr:nth-child(n+3){border-top:1px solid var(--line)}}

/* list */
.search{display:flex;gap:10px}
.rows{display:flex;flex-direction:column}
.row{display:grid;grid-template-columns:80px minmax(0,1fr) auto;gap:4px 14px;padding:12px 4px;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;align-items:center}
.row:hover{background:var(--soft)}
.row{grid-template-columns:96px minmax(0,1fr) auto}
.row .sn{font-family:var(--f-mono);font-size:18px;font-weight:600;display:flex;flex-direction:column}
.row .sn small{font-family:var(--f-body);font-size:12.5px;font-weight:400;color:var(--muted)}
.row .main{min-width:0;display:flex;flex-direction:column;gap:2px}
.row .main b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .who2{display:flex;gap:6px 8px;flex-wrap:wrap;font-weight:600;font-size:15.5px}
.row .who2>span{display:inline-flex;align-items:center;gap:6px;padding:2px 9px 2px 3px;border-radius:7px;border:1px solid var(--ink);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row .who2 i{font-style:normal;font-weight:800;font-size:11.5px;width:18px;height:18px;border-radius:5px;display:inline-flex;align-items:center;justify-content:center;flex:none}
.row .who2 .pS{background:var(--ink);color:var(--sheet)}
.row .who2 .pS i{background:var(--sheet);color:var(--ink)}
.row .who2 .pI{background:var(--sheet);color:var(--ink)}
.row .who2 .pI i{background:var(--ink);color:var(--sheet)}
.row .ce{font-size:14.5px;color:var(--muted)}
.row .tm{display:flex;flex-direction:column;align-items:flex-end;gap:2px;font-size:15px;font-variant-numeric:tabular-nums;white-space:nowrap}
.row .tm b{font-weight:700}
.row .tm .mdl{font-weight:700;color:var(--accent)}
@media (max-width:640px){.row{grid-template-columns:72px minmax(0,1fr)}.row .tm{grid-column:2;flex-direction:row;gap:10px;align-items:baseline}}
.row.void{color:var(--no)}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}
.chip{font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:2px 8px;border-radius:5px}
.chip.today{background:var(--ok-soft);color:var(--ok)}
.chip.def{background:var(--bad-soft);color:var(--bad)}
.chip.int{background:var(--bad-soft);color:var(--bad)}
.chip.prov{background:var(--warn-soft);color:var(--warn)}
.chip.void{background:var(--soft);color:var(--no)}

/* entry form */
.sec{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--sheet)}
.sec>h3{background:var(--bar);color:var(--bar-ink);font-size:16px;letter-spacing:.06em;padding:10px 16px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.sec>h3 small{font-weight:400;letter-spacing:0;font-size:13px;opacity:.8}
.secb{padding:16px;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.fld{display:flex;flex-direction:column;gap:6px;min-width:0}
.fld>span:first-child{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.wide{grid-column:1/-1}
.choices{display:flex;flex-direction:column;gap:8px}
.choices.row2{flex-direction:row;flex-wrap:wrap}
.choice{display:flex;gap:12px;align-items:center;padding:12px 14px;border:1px solid var(--line);border-radius:10px;cursor:pointer;background:var(--soft);min-height:52px}
.choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.unit{display:flex;gap:8px;align-items:center}
.unit input{width:110px}
.hint{font-size:14px;color:var(--muted)}
.hint.warn{color:var(--warn);font-weight:700}
.hours{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1.6fr) auto minmax(0,1fr);gap:10px;padding:16px;align-items:stretch}
.hbox{border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:6px;background:var(--soft);min-width:0}
.hbox .bigv{font-family:var(--f-mono);font-size:24px}
.hbox.c{background:var(--accent-soft)}
.hbox.c .bigv{color:var(--accent)}
.op{align-self:center;font-family:var(--f-mono);font-size:26px;font-weight:700;color:var(--muted)}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media (max-width:700px){.hours{grid-template-columns:minmax(0,1fr)}.op{justify-self:center}}
.sig{display:flex;flex-direction:column;gap:6px}
.sig canvas{width:100%;height:150px;border:1px dashed var(--line);border-radius:10px;background:#fff;touch-action:none}
.formbar{position:sticky;bottom:0;background:var(--bg);padding:12px 0 calc(12px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);display:flex;gap:10px;flex-wrap:wrap}

/* view */
dl.kv{display:grid;grid-template-columns:minmax(140px,220px) minmax(0,1fr);margin:0}
dl.kv dt,dl.kv dd{margin:0;padding:8px 0;border-bottom:1px solid var(--line)}
dl.kv dt{color:var(--muted);font-size:15px;padding-right:12px}
dl.kv dd{overflow-wrap:anywhere}
@media (max-width:520px){dl.kv{grid-template-columns:minmax(0,1fr)}dl.kv dt{border-bottom:0;padding-bottom:0}}
.sigimg{max-width:320px;background:#fff;border:1px solid var(--line);border-radius:8px}
.hist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.hist li{border-left:3px solid var(--line);padding-left:12px;font-size:15px}
.hist code{font-family:var(--f-mono);font-size:13px}
table.t{border-collapse:collapse;width:100%;font-size:15px}
table.t th{font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);text-align:left;padding:8px;border-bottom:1px solid var(--line)}
table.t td{padding:8px;border-bottom:1px solid var(--line);vertical-align:middle}
.scroll{overflow-x:auto}
.login{max-width:420px;margin:8vh auto 0}

/* print: the entry as a clean sheet */
.printonly{display:none}
@media print{
  :root{--bg:#fff;--sheet:#fff;--ink:#000;--muted:#444;--line:#999;color-scheme:light}
  body{font-size:11pt}
  .top,.noprint,.formbar{display:none!important}
  .printonly{display:block}
  .wrap{max-width:none;padding:0;gap:8px}
  .card{border:1px solid #999;border-radius:0;padding:8px 10px;gap:6px;break-inside:avoid}
  .card h2{font-size:12pt}
  dl.kv dt,dl.kv dd{padding:3px 0}
  .notice{background:none;border:1px solid #999;color:#000}
}

/* offline outbox */
.outbox{border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:8px}
.outbox.pending{background:var(--warn-soft);color:var(--warn)}
.outbox.done{background:var(--ok-soft);color:var(--ok)}
.outbox .item{display:flex;gap:10px;align-items:center;flex-wrap:wrap;color:var(--ink);background:var(--sheet);border-radius:8px;padding:8px 10px}
.outbox .item .why{color:var(--bad);font-size:14px;width:100%}
.netstate{font-size:13px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:3px 8px;border-radius:6px}
.netstate.off{background:var(--warn-soft);color:var(--warn)}
.remember{display:flex;gap:10px;align-items:center;font-size:15px}

/* printable tech log sheet (paper v3 layout) */
.v3{background:#fff;color:#000;border:1px solid #000;padding:10px 12px;font-size:12px;line-height:1.3;display:flex;flex-direction:column;gap:6px;max-width:1100px}
.v3h{display:flex;align-items:center;gap:16px}
.v3h img{height:52px;width:auto}
.v3t{flex:1;font-size:22px;font-weight:600;display:flex;flex-direction:column}
.v3t small{font-size:10px;font-weight:400;color:#444}
.v3id{border-collapse:collapse}
.v3id th,.v3id td{border:1px solid #000;padding:3px 8px;font-size:11px;text-align:left}
.v3id td{min-width:120px;font-size:13px}
.v3serial{color:#b0182c;font-weight:700;font-size:16px!important}
.v3 section{border:1px solid #000}
.v3 h4{background:#3c3c3c;color:#fff;margin:0;padding:2px 8px;font-size:11px;letter-spacing:.06em;font-weight:700}
.v3 h4 small{font-weight:400;opacity:.8;margin-left:8px}
.v3row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:0}
.v3row>div{border-right:1px solid #bbb;padding:4px 8px;display:flex;flex-direction:column;gap:2px}
.v3row>div:last-child{border-right:0}
.v3row i{font-style:normal;font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#444}
.v3v{font-size:13px;min-height:16px}
.v3big{font-family:var(--f-mono);font-size:16px}
.v3wide{grid-column:span 3}
.v3c{display:flex;gap:6px;align-items:center}
.v3b{width:12px;height:12px;border:1px solid #000;display:inline-flex;align-items:center;justify-content:center;font-size:10px;line-height:1}
.v3def{width:100%;border-collapse:collapse;border-top:1px solid #000}
.v3def th{font-size:9px;text-transform:uppercase;text-align:left;background:#e4e4e4;padding:2px 6px;border-right:1px solid #bbb}
.v3def td{height:20px;border-top:1px solid #bbb;border-right:1px solid #bbb;padding:2px 6px;font-size:12px}
.v3line{display:block;border-bottom:1px solid #000;height:26px}
.v3sign img{height:44px;width:auto;object-fit:contain;align-self:flex-start}
.v3f{font-size:9px;color:#555;text-align:right}
@media print{
  @page{size:A4 landscape;margin:8mm}
  body.sheetmode .wrap{padding:0;max-width:none}
  .v3{max-width:none;border:1px solid #000}
}

/* counters: two tiles (total + next maintenance), models below for managers */
.counters.two-up{grid-template-columns:repeat(2,minmax(0,1fr))}
.counters.three-up{grid-template-columns:repeat(3,minmax(0,1fr))}
.counters.three-up .ctr:first-child{background:var(--sheet);border-left:0}
.counters.three-up .ctr:first-child .v{color:var(--ink);font-size:24px}
.ctr.plain{background:var(--sheet)!important}
.ctr.plain .v{color:var(--ink)!important}
.ctr.mt .v{font-family:var(--f-body);font-size:26px;font-weight:700}
.ctr.mt.ok{background:var(--sheet)}
.ctr.mt.unset{background:var(--soft)}
.ctr.mt.unset .v{color:var(--muted)}
.ctr.mt.warn{background:#fdf0b8;color:#5c4700}
.ctr.mt.warn .s,.ctr.mt.warn .label{color:#5c4700}
.ctr.mt.alert{background:#f6c9c0;color:#7a1d10}
.ctr.mt.alert .s,.ctr.mt.alert .label{color:#7a1d10}
.ctr.mt.overdue{background:#b3261e;color:#fff}
.ctr.mt.overdue .s,.ctr.mt.overdue .label{color:#fff}
@media (max-width:640px){.counters.two-up{grid-template-columns:minmax(0,1fr)}.counters.two-up .ctr{border-left:0}.counters.two-up .ctr+.ctr{border-top:1px solid var(--line)}
  .counters.three-up{grid-template-columns:repeat(3,minmax(0,1fr))}.counters.three-up .ctr:nth-child(3){border-left:1px solid var(--line)}.counters.three-up .ctr:nth-child(n+3){border-top:0}}
.chip.mtl.ok{background:var(--ok-soft);color:var(--ok)}
.chip.mtl.warn{background:#fdf0b8;color:#5c4700}
.chip.mtl.alert{background:#f6c9c0;color:#7a1d10}
.chip.mtl.overdue{background:#b3261e;color:#fff}
.chip.mtl.unset{background:var(--soft);color:var(--muted)}

.top .t .appr{display:flex;gap:6px;flex-wrap:wrap;margin-top:3px}
.top .t .appr b{font-size:11.5px;font-weight:700;letter-spacing:.04em;padding:1px 7px;border-radius:5px;border:1px solid var(--top-line);opacity:1}

/* search / filter bar */
.card.filters{flex-direction:row;flex-wrap:wrap;align-items:flex-end;gap:10px;padding:14px}
.card.filters input[type=search]{flex:2 1 240px;width:auto}
.card.filters select{flex:1 1 150px;width:auto}
.card.filters .dt{display:flex;flex-direction:column;gap:3px;flex:1 1 140px}
.card.filters .dt span{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.card.filters input,.card.filters select,.card.filters .btn{min-height:44px}
/* compact rows */
.row{padding:8px 4px;gap:2px 14px}
.row .who2{font-size:15px}
.row .who2>span{padding:1px 8px 1px 2px;border-radius:6px}
.row .who2 i{width:16px;height:16px;font-size:10.5px;border-radius:4px}
.row .ce{font-size:14px}
.row .tm{font-size:14.5px;gap:0}
.chips{margin-top:2px}
.chip{font-size:10.5px;padding:1px 7px}
/* scheduled maintenance as boxes side by side */
.mboxes{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px;margin-bottom:6px}
.mbox{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:10px;text-decoration:none;border:1px solid transparent}
.mbox b{font-size:15.5px}
.mbox span:last-child{font-variant-numeric:tabular-nums}
.mbox.warn{background:#fdf0b8;color:#5c4700}
.mbox.alert{background:#f6c9c0;color:#7a1d10}
.mbox.overdue{background:#b3261e;color:#fff}
.mbox .label{color:inherit;opacity:.85}
.card.filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:end}
.card.filters input[type=search]{grid-column:1 / 4;width:100%}
.card.filters select{width:100%}
.card.filters .dt{min-width:0}
.card.filters .btn{width:100%}
@media (max-width:560px){.card.filters{grid-template-columns:repeat(2,minmax(0,1fr))}.card.filters input[type=search]{grid-column:1 / 3}}
.login{align-self:center;width:100%}

/* tick boxes in the entry view, as on the printed sheet */
.cbx{display:flex;flex-direction:column;gap:6px}
.cbx>span{display:flex;align-items:center;gap:10px}
.cbx i{font-style:normal;width:20px;height:20px;border:1.5px solid var(--ink);border-radius:3px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:none}
.cbx>span:not(.on){color:var(--muted)}
.cbx>span:not(.on) i{border-color:var(--muted)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

.fld.person .two{gap:8px}
.fld.person input[list]{background:var(--soft)}

/* more than one model: declaration pop-up and per-model times */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal .card{max-width:520px;width:100%}
.split{display:flex;flex-direction:column;gap:8px;margin-top:8px;padding:10px;border:1px dashed var(--warn);border-radius:10px;background:var(--warn-soft)}
.split .unit{justify-content:space-between}
.split .mdl{font-weight:700;min-width:150px}