/* Low-fi wireframe kit. Greys only. One system sans. Spacing 4/8/12/16/24/32. Radius 0/8. */
:root{
  --ink:#111; --ink2:#3d3d3d; --ink3:#5e5e5e;
  --line:#bdbdbd; --line2:#dadada; --fill:#efefef; --fill2:#e2e2e2;
  --cam:#2e2e2e; --cam2:#454545; --paper:#fff; --desk:#f2f2f2;
  --r:8px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--desk);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.4;-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit;background:none;border:0}

/* ---------- board ---------- */
.board{width:1800px;padding:32px 24px 64px}
.board>header{padding:0 0 32px;border-bottom:2px solid var(--ink);margin-bottom:32px;display:flex;align-items:flex-end;justify-content:space-between}
.board>header h1{font-size:32px;line-height:1.1}
.board>header p{font-size:16px;color:var(--ink2);margin-top:8px;max-width:900px}
.legend{display:flex;gap:24px;font-size:14px;color:var(--ink2)}
.legend span{display:flex;align-items:center;gap:8px}
.chapter{margin-bottom:64px}
.chapter>h2{font-size:24px;display:flex;align-items:baseline;gap:12px;margin-bottom:4px}
.chapter>h2 b{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--ink);color:#fff;border-radius:var(--r);font-size:20px}
.chapter>p{font-size:16px;color:var(--ink2);margin:0 0 24px 52px}
.grid{display:grid;grid-template-columns:repeat(4,390px);column-gap:48px;row-gap:40px}
.cell{position:relative}
.cell+.cell::before{content:"→";position:absolute;left:-40px;top:400px;font-size:28px;color:var(--ink3)}
.cell:nth-child(4n+1)::before{content:none}
figcaption{font-size:14px;color:var(--ink2);margin-top:12px;line-height:1.45;min-height:40px}
figcaption b{color:var(--ink);font-size:15px}
figcaption .to{display:inline-block;margin-left:4px;padding:0 8px;border:1px solid var(--line);border-radius:var(--r);font-weight:600;color:var(--ink);white-space:nowrap}

/* ---------- phone shell ---------- */
.phone{width:390px;height:844px;background:var(--paper);border:2px solid var(--ink);border-radius:var(--r);position:relative;overflow:hidden;display:flex;flex-direction:column}
.sb{height:28px;flex:none;display:flex;justify-content:space-between;align-items:center;padding:0 16px;font-size:12px;font-weight:600;color:var(--ink2)}
.sb::after{content:"LTE ▮▮▮ 82%"}
.dark .sb{color:#ddd}
.hdr{height:56px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 4px;border-bottom:1px solid var(--line2)}
.hdr h1{font-size:17px;font-weight:600;flex:1;text-align:center}
.hdr.top h1{text-align:left;padding-left:12px;font-size:22px}
.ib{width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:24px;line-height:1;flex:none}
.body{position:relative;flex:1;padding:16px;display:flex;flex-direction:column;gap:16px;min-height:0;overflow:hidden}
.body.tight{gap:12px}
.body.center{justify-content:center}
.grow{flex:1}
.foot{flex:none;padding:12px 16px 24px;display:flex;flex-direction:column;gap:8px}
.foot.ontab{padding-bottom:40px}

/* ---------- type ---------- */
.h1{font-size:26px;font-weight:700;line-height:1.2}
.h2{font-size:20px;font-weight:700;line-height:1.25}
.h3{font-size:16px;font-weight:600}
.p{font-size:16px;color:var(--ink2)}
.s{font-size:14px;color:var(--ink3)}
.lab{font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--ink3)}
.big{font-size:40px;font-weight:700;line-height:1;font-variant-numeric:tabular-nums}
.num{font-variant-numeric:tabular-nums}
.link{font-size:15px;font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* ---------- buttons ---------- */
.btn{height:52px;width:100%;border-radius:var(--r);font-size:17px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px}
.pri{background:var(--ink);color:#fff}
.pri.off{background:var(--fill2);color:var(--ink3)}
.sec{background:var(--paper);border:1.5px solid var(--ink)}
.txt{height:44px;font-size:16px;font-weight:600;text-decoration:underline;text-underline-offset:3px}
.btn.sm{height:44px;width:auto;padding:0 16px;font-size:15px}

/* ---------- blocks ---------- */
.ph{background:var(--fill) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' preserveAspectRatio='none' viewBox='0 0 10 10'%3E%3Cpath d='M0 0L10 10M10 0L0 10' stroke='%23c4c4c4' stroke-width='1' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") center/100% 100% no-repeat;border:1px solid var(--line);border-radius:var(--r);position:relative;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--ink3)}
.ph>.tag{background:var(--paper);padding:2px 8px;border-radius:var(--r)}
.card{border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:4px}
.card.strong{border:2px solid var(--ink)}
.card.fill{background:var(--fill);border-color:var(--fill)}
.warn{border:2px solid var(--ink);border-left-width:8px;border-radius:var(--r);padding:12px 16px;display:flex;flex-direction:column;gap:4px}
.warn b{font-size:16px}
.note{background:var(--fill);border-radius:var(--r);padding:12px 16px;font-size:15px;color:var(--ink2)}
.err{border:2px solid var(--ink);border-radius:var(--r);padding:12px 16px;font-size:15px;display:flex;gap:12px;align-items:flex-start}
.glyph{width:28px;height:28px;flex:none;border:2px solid var(--ink);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}
.glyph.sq{border-radius:var(--r)}
.glyph.lg{width:64px;height:64px;font-size:30px}
.glyph.fillk{background:var(--ink);color:#fff}
.pill{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r);font-size:13px;font-weight:700;border:1.5px solid var(--ink);white-space:nowrap}
.pill.k{background:var(--ink);color:#fff}
.pill.g{background:var(--fill2);border-color:var(--fill2);color:var(--ink)}
.pill.d{border-style:dashed}
.row{display:flex;align-items:center;gap:12px}
.between{display:flex;justify-content:space-between;align-items:center;gap:12px}
.list{display:flex;flex-direction:column}
.li{min-height:56px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line2);padding:8px 0}
.li:last-child{border-bottom:0}
.li .t{flex:1;min-width:0}
.li .chev{color:var(--ink3);font-size:20px}
.facts{display:grid;grid-template-columns:auto 1fr;gap:4px 16px;font-size:15px}
.facts dt{color:var(--ink3)}
.facts dd{font-weight:600;text-align:right}
.steps{display:flex;flex-direction:column;gap:12px;counter-reset:s}
.steps li{list-style:none;display:flex;gap:12px;align-items:flex-start;font-size:16px}
.steps li::before{counter-increment:s;content:counter(s);width:28px;height:28px;flex:none;border-radius:50%;background:var(--ink);color:#fff;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center}
.bar{height:8px;background:var(--fill2);border-radius:var(--r);overflow:hidden}
.bar i{display:block;height:100%;background:var(--ink)}
.check{display:flex;align-items:center;gap:12px;min-height:48px;font-size:16px;font-weight:600}
.box{width:26px;height:26px;border:2px solid var(--ink);border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:16px;background:var(--ink);color:#fff}
.radio{width:24px;height:24px;border:2px solid var(--ink);border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center}
.radio.on::after{content:"";width:12px;height:12px;border-radius:50%;background:var(--ink)}
.field{height:52px;border:1.5px solid var(--ink);border-radius:var(--r);display:flex;align-items:center;padding:0 4px 0 16px;gap:8px;font-size:16px}
.field .v{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.field.bad{border-width:3px}
.field.lock{background:var(--fill);border-color:var(--line)}
.scrolls{position:absolute;right:12px;bottom:8px;font-size:12px;font-weight:700;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:2px 8px;color:var(--ink3)}

/* timeline */
.tl{display:flex;flex-direction:column}
.tl li{list-style:none;display:flex;gap:12px;position:relative;padding-bottom:16px;font-size:15px}
.tl li:last-child{padding-bottom:0}
.tl li::before{content:"";width:14px;height:14px;border-radius:50%;border:2px solid var(--ink);background:var(--paper);flex:none;margin-top:3px;position:relative;z-index:1}
.tl li.done::before{background:var(--ink)}
.tl li.x::before{background:var(--paper);border-style:dashed}
.tl li:not(:last-child)::after{content:"";position:absolute;left:8px;top:18px;bottom:0;width:2px;background:var(--line)}
.tl li .t{flex:1}
.tl li .s{white-space:nowrap}

/* ---------- tab bar ---------- */
.tabs{position:relative;z-index:6;height:72px;flex:none;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr);align-items:center;background:var(--paper);padding-bottom:4px}
.tabs a{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:12px;color:var(--ink3);font-weight:600;min-height:48px;justify-content:center}
.tabs a i{width:22px;height:22px;border:2px solid var(--ink3);border-radius:6px}
.tabs a.on{color:var(--ink)}
.tabs a.on i{background:var(--ink);border-color:var(--ink)}
.tabs a.recb{margin-top:-28px}
.tabs a.recb i{width:60px;height:60px;border-radius:50%;background:var(--ink);border:4px solid var(--paper);box-shadow:0 0 0 1.5px var(--ink);position:relative}
.tabs a.recb i::after{content:"";position:absolute;inset:18px;border-radius:50%;background:#fff}
.tabs a.recb{color:var(--ink)}

/* ---------- map ---------- */
.map{flex:1;position:relative;background:var(--fill);border-radius:0;border:0;overflow:hidden;min-height:0}
.map.inset{width:100%;border:1px solid var(--line);border-radius:var(--r);flex:none}
.map .grid-l{position:absolute;inset:0;background:
  linear-gradient(var(--fill2) 2px,transparent 2px) 0 0/100% 72px,
  linear-gradient(90deg,var(--fill2) 2px,transparent 2px) 0 0/88px 100%}
.map .road{position:absolute;background:var(--paper);border:1px solid var(--line2)}
.pin{position:absolute;transform:translate(-50%,-100%);background:var(--ink);color:#fff;font-size:12px;font-weight:700;padding:4px 8px;border-radius:var(--r);white-space:nowrap}
.pin::after{content:"";position:absolute;left:50%;bottom:-6px;transform:translateX(-50%);border:6px solid transparent;border-top-color:var(--ink);border-bottom:0}
.pin.off{background:var(--paper);color:var(--ink3);border:1.5px solid var(--ink3)}
.pin.off::after{border-top-color:var(--ink3)}
.me{position:absolute;width:20px;height:20px;border-radius:50%;background:var(--ink);border:4px solid var(--paper);box-shadow:0 0 0 1.5px var(--ink);transform:translate(-50%,-50%)}
.me-l{position:absolute;transform:translate(-50%,8px);font-size:12px;font-weight:700;background:var(--paper);padding:0 4px;border-radius:4px}
.ring{position:absolute;border:2px dashed var(--ink);border-radius:50%;transform:translate(-50%,-50%)}
.fuzz{position:absolute;border-radius:50%;background:rgba(0,0,0,.08);border:1.5px solid var(--ink3);transform:translate(-50%,-50%)}
.dist{position:absolute;height:0;border-top:2px solid var(--ink);transform-origin:0 0}
.mapbar{position:absolute;left:12px;right:12px;top:8px;display:flex;gap:8px;z-index:2}
.search{flex:1;height:48px;background:var(--paper);border:1.5px solid var(--ink);border-radius:var(--r);display:flex;align-items:center;padding:0 16px;font-size:16px;color:var(--ink3)}
.chip{height:48px;padding:0 12px;background:var(--paper);border:1.5px solid var(--ink);border-radius:var(--r);display:flex;align-items:center;font-size:14px;font-weight:700;white-space:nowrap}

/* ---------- sheets & overlays ---------- */
.sheet{position:absolute;left:0;right:0;bottom:0;background:var(--paper);border-radius:var(--r) var(--r) 0 0;border-top:1px solid var(--line);padding:8px 16px 16px;display:flex;flex-direction:column;gap:12px;z-index:5}
.sheet.ontabs{bottom:72px;box-shadow:0 -1px 0 var(--line)}
.sheet::before{content:"";width:40px;height:4px;border-radius:2px;background:var(--line);align-self:center}
.sheet.pad{padding:8px 16px 24px}
.scrim{position:absolute;inset:0;background:rgba(0,0,0,.5);z-index:4}
.sys{position:absolute;left:8px;right:8px;bottom:8px;background:var(--paper);border:2px dashed var(--ink);border-radius:var(--r);padding:16px;z-index:6;display:flex;flex-direction:column;gap:12px}
.sys.mid{bottom:auto;top:280px;left:32px;right:32px}
.sys .tag{align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--ink);color:#fff;padding:2px 8px;border-radius:4px}
.sys .acts{display:flex;justify-content:flex-end;gap:8px}
.sys .acts span{height:44px;padding:0 16px;display:flex;align-items:center;font-weight:700;font-size:15px;border-radius:var(--r)}
.sys .acts span.go{background:var(--fill2)}

/* ---------- camera ---------- */
.dark{background:var(--cam);color:#fff;border-color:var(--ink)}
.cam{flex:1;position:relative;background:var(--cam2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' preserveAspectRatio='none' viewBox='0 0 10 10'%3E%3Cpath d='M0 0L10 10M10 0L0 10' stroke='%23595959' stroke-width='1' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") center/100% 100% no-repeat;overflow:hidden}
.cam-top{position:absolute;left:0;right:0;top:0;padding:8px 8px 0;display:flex;justify-content:space-between;align-items:center;z-index:2}
.cam .ib{color:#fff}
.rec{display:flex;align-items:center;gap:8px;background:rgba(0,0,0,.6);padding:4px 12px;border-radius:var(--r);font-weight:700;font-size:16px;font-variant-numeric:tabular-nums}
.rec::before{content:"";width:12px;height:12px;border-radius:50%;background:#fff}
.camhint{position:absolute;left:16px;right:16px;bottom:24px;background:rgba(0,0,0,.72);border-radius:var(--r);padding:12px 16px;font-size:18px;font-weight:700;text-align:center}
.camhint small{display:block;font-size:14px;font-weight:500;color:#ddd;margin-top:2px}
.signbd{position:absolute;left:70px;right:70px;top:250px;height:150px;border:3px solid #fff;border-radius:4px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;letter-spacing:.08em;background:rgba(255,255,255,.08)}
.camfoot{flex:none;height:180px;background:var(--cam);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:0 16px}
.shutter{width:76px;height:76px;border-radius:50%;border:5px solid #fff;display:flex;align-items:center;justify-content:center}
.shutter::after{content:"";width:56px;height:56px;border-radius:50%;background:#fff}
.camfoot .s{color:#ddd;font-size:15px}
.camfoot .btn.sec{background:transparent;border-color:#fff;color:#fff}
.panbar{width:100%;position:relative}
.panbar .bar{height:12px;background:#666}
.panbar .bar i{background:#fff}
.panbar .tick{position:absolute;top:-4px;height:20px;border-left:2px dashed #fff}
.panbar .lbls{display:flex;justify-content:space-between;font-size:13px;color:#ddd;margin-top:8px}
.qr{position:absolute;left:75px;top:200px;width:240px;height:240px;border:4px solid #fff;border-radius:var(--r)}


/* reports */
.rr{display:flex;flex-direction:column;gap:4px;padding:12px 0;border-bottom:1px solid var(--line2)}
.rr .top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.rr .t{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rr .why{font-size:14px;color:var(--ink2)}
.rr .amt{font-size:15px;font-weight:700;white-space:nowrap}
.rr .amt.x{text-decoration:line-through;color:var(--ink3);font-weight:600}
.rr .chev{color:var(--ink3);font-size:18px}
.url{height:44px;flex:none;margin:0 12px 8px;background:var(--fill);border-radius:var(--r);display:flex;align-items:center;padding:0 16px;font-size:14px;color:var(--ink2)}
.turn{position:absolute;left:50%;top:330px;transform:translateX(-50%);width:96px;height:96px;border-radius:50%;border:4px solid #fff;display:flex;align-items:center;justify-content:center;font-size:48px;font-weight:700;background:rgba(0,0,0,.4)}
.panbar .lbls{position:relative}
.panbar .lbls .mid{position:absolute;left:66.6%;transform:translateX(-50%)}
.ov{position:absolute;inset:0;width:100%;height:100%}
a{color:inherit;text-decoration:none}
a.rr{display:flex}
.rr .row .chev{margin-left:4px}
.bul{list-style:none;display:flex;flex-direction:column;gap:4px;font-size:14px;color:var(--ink3)}
.bul li::before{content:"• "}
.tmr{display:flex;align-items:center;gap:8px;background:rgba(0,0,0,.6);padding:4px 12px;border-radius:var(--r);font-weight:700;font-size:16px;font-variant-numeric:tabular-nums}
.earnchip{position:absolute;left:12px;top:64px;z-index:2;height:44px;display:flex;align-items:center;padding:0 16px;background:var(--ink);color:#fff;border-radius:var(--r);font-weight:700;font-size:15px}
.amt.x{text-decoration:line-through;color:var(--ink3)}
.cell.branch::before{content:none!important}
.wk{position:absolute;top:-24px;left:0;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--ink);color:#fff;padding:2px 8px;border-radius:4px}
.chapter>p{margin-bottom:32px}
/* checklist & quality */
.cklist{display:flex;flex-direction:column}
.ck{min-height:64px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line2);padding:8px 0}
.ck .t{flex:1;min-width:0;font-size:15px}
.ck.done .t b{color:var(--ink2)}
.ck.add{border-bottom:0}
.ck.add .glyph{border-style:dashed}
.fhint{position:absolute;left:40px;right:40px;top:150px;bottom:190px}
.fhint i{position:absolute;width:44px;height:44px;border:0 solid #fff}
.fhint i:nth-child(1){left:0;top:0;border-width:4px 0 0 4px}
.fhint i:nth-child(2){right:0;top:0;border-width:4px 4px 0 0}
.fhint i:nth-child(3){left:0;bottom:0;border-width:0 0 4px 4px}
.fhint i:nth-child(4){right:0;bottom:0;border-width:0 4px 4px 0}
.cue{position:absolute;left:50%;top:76px;transform:translateX(-50%);white-space:nowrap;border:2px solid #fff;border-radius:var(--r);padding:6px 14px;font-weight:700;font-size:15px;background:rgba(0,0,0,.6)}
.cue.bad{background:#fff;color:var(--ink);font-size:18px;padding:10px 16px}
.ph.blur{background-color:var(--fill2)}
.ph.blur .tag{filter:blur(.6px)}
.ths{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.th .mk{margin-top:4px;font-size:14px;font-weight:700}
.th .mk.bad{border:2px solid var(--ink);border-radius:var(--r);padding:4px 8px;display:inline-block}
.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.strip .ph{height:64px}
.scrim{z-index:7}
.sheet{z-index:8}
.sheet.ontabs{z-index:5}
.sys{z-index:9}
.th{display:block;border-radius:var(--r);padding:4px;margin:-4px}
.th.bad{outline:2px solid var(--ink);outline-offset:0}
.th .mk.bad{border:0;padding:0}