/* Riverstone Survey — styles */
:root{
  --primary:#0f5e4a; --on-primary:#ffffff; --primary-cont:#d4ece2; --on-primary-cont:#063a2c;
  --appbar:#0f5e4a; --on-appbar:#ffffff; --appbar-2:rgba(255,255,255,.72);
  --bg:#f3f6f4; --surface:#ffffff; --surface-2:#edf1ef; --ink:#17201c; --muted:#5a6862; --outline:#d3dbd7;
  --ok:#1b7a4c; --ok-cont:#ddf2e6; --warn:#955600; --warn-cont:#fcefd8; --err:#b3261e; --err-cont:#fbe4e1;
  --scrim:rgba(8,14,12,.5);
  --r:12px;
  --font:Roboto,"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --primary:#63d1a8; --on-primary:#003828; --primary-cont:#124a3a; --on-primary-cont:#c8f1e0;
    --appbar:#16201c; --on-appbar:#e3eae6; --appbar-2:#9fb0a8;
    --bg:#0d1311; --surface:#151d1a; --surface-2:#1c2622; --ink:#e3eae6; --muted:#9aaaa3; --outline:#2b3833;
    --ok:#66d39d; --ok-cont:#12372a; --warn:#f2b660; --warn-cont:#3a2a11; --err:#ff8e84; --err-cont:#3e1714;
    --scrim:rgba(0,0,0,.6); color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --primary:#63d1a8; --on-primary:#003828; --primary-cont:#124a3a; --on-primary-cont:#c8f1e0;
  --appbar:#16201c; --on-appbar:#e3eae6; --appbar-2:#9fb0a8;
  --bg:#0d1311; --surface:#151d1a; --surface-2:#1c2622; --ink:#e3eae6; --muted:#9aaaa3; --outline:#2b3833;
  --ok:#66d39d; --ok-cont:#12372a; --warn:#f2b660; --warn-cont:#3a2a11; --err:#ff8e84; --err-cont:#3e1714;
  --scrim:rgba(0,0,0,.6); color-scheme:dark;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.45}
body.locked{overflow:hidden}
button{font:inherit;color:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{margin:0;line-height:1.2}
h1{font-size:22px;font-weight:600}
h2{font-size:16px;font-weight:600;letter-spacing:.005em}
h3{font-size:14px;font-weight:600}
p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.ico{width:22px;height:22px;fill:currentColor;flex:none}
.ico.sm{width:18px;height:18px}

/* chrome */
.screen{min-height:100vh;display:flex;flex-direction:column}
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:var(--appbar);color:var(--on-appbar);box-shadow:0 1px 3px rgba(0,0,0,.18)}
.appbar{height:56px;display:flex;align-items:center;gap:4px;padding:0 4px 0 8px}
.brand{display:flex;align-items:center;gap:10px;flex:1;min-width:0;padding-left:6px}
.logo{width:30px;height:30px;flex:none;color:var(--on-appbar)}
.t1{font-size:17px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.t2{font-size:12.5px;color:var(--appbar-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ttl{flex:1;min-width:0;padding-left:4px}
.icon-btn{width:44px;height:44px;border:0;background:transparent;border-radius:50%;display:grid;place-items:center;flex:none}
.icon-btn:hover{background:rgba(127,127,127,.14)}
.icon-btn.sm{width:36px;height:36px}
.tabs{display:flex;overflow-x:auto;scrollbar-width:none;padding:0 4px}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:none;border:0;background:transparent;color:var(--appbar-2);padding:12px 14px 11px;font-weight:500;font-size:14px;border-bottom:3px solid transparent;white-space:nowrap}
.tab.on{color:var(--on-appbar);border-bottom-color:currentColor}
.page{width:100%;max-width:760px;margin:0 auto;padding:14px 12px 104px;display:flex;flex-direction:column;gap:12px}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:4px 4px 2px}
.foot{font-size:12.5px;color:var(--muted);text-align:center;padding-top:8px}
.fab{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));width:60px;height:60px;border-radius:18px;border:0;background:var(--primary);color:var(--on-primary);display:grid;place-items:center;box-shadow:0 3px 10px rgba(0,0,0,.28);z-index:40}
.fab .ico{width:26px;height:26px}

/* cards & layout */
.stack{display:flex;flex-direction:column;gap:12px}
.card{background:var(--surface);border:1px solid var(--outline);border-radius:var(--r);padding:14px;display:flex;flex-direction:column;gap:12px}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:10px}
.count{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid2 .full{grid-column:1/-1}
@media (max-width:420px){.grid2{grid-template-columns:1fr}}
.row-btns{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.empty{color:var(--muted);font-size:14px;padding:8px 2px}
.help{font-size:13px;color:var(--muted)}
.flash{animation:flash 1.4s ease}
@keyframes flash{0%,40%{box-shadow:0 0 0 3px var(--primary)}100%{box-shadow:0 0 0 0 transparent}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:0 16px;border-radius:21px;border:1px solid transparent;font-weight:500;font-size:14.5px;background:transparent;white-space:nowrap}
.btn .ico{width:19px;height:19px}
.btn.filled{background:var(--primary);color:var(--on-primary)}
.btn.tonal{background:var(--primary-cont);color:var(--on-primary-cont)}
.btn.outline{border-color:var(--outline);color:var(--primary)}
.btn.text{color:var(--primary);padding:0 10px}
.btn.danger{color:var(--err)}
.btn.armed{background:var(--err);color:#fff;border-color:var(--err)}
.btn.wide{width:100%}
.btn:disabled{opacity:.45;cursor:default}

/* fields */
.fld{display:flex;flex-direction:column;gap:4px;min-width:0}
.fld>span{font-size:12.5px;font-weight:500;color:var(--muted)}
.fld.req>span::after{content:" •";color:var(--primary)}
.fld input,.fld select,.fld textarea,.inp{width:100%;min-height:44px;padding:9px 11px;border:1px solid var(--outline);border-radius:8px;background:var(--surface);color:var(--ink);font-size:15.5px}
.fld textarea{min-height:0;resize:vertical;line-height:1.45}
.fld input:focus,.fld select:focus,.fld textarea:focus,.inp:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}
.fld small{font-size:12px;color:var(--muted)}
.fld.missing input,.fld.missing select{border-color:var(--warn)}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{display:inline-flex;align-items:center;gap:4px;min-height:30px;padding:0 10px;border-radius:8px;border:1px solid var(--outline);background:var(--surface);font-size:13px;font-weight:500;white-space:nowrap}
.chip .ico{width:16px;height:16px}
.chip.ok{background:var(--ok-cont);color:var(--ok);border-color:transparent}
.chip.open{background:var(--primary-cont);color:var(--on-primary-cont);border-color:transparent}
.chip.miss{background:var(--warn-cont);color:var(--warn);border-color:transparent}
.chip.sel.on{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.chip.chk{cursor:pointer;position:relative}
.chip.chk input{position:absolute;opacity:0;width:1px;height:1px}
.chip.chk:has(input:checked){background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.chip.chk:has(input:focus-visible){outline:2px solid var(--primary);outline-offset:2px}

/* segmented */
.seg{display:flex;border:1px solid var(--outline);border-radius:21px;overflow:hidden;background:var(--surface)}
.seg button{flex:1;border:0;background:transparent;min-height:40px;font-weight:500;font-size:14px;color:var(--muted)}
.seg button+button{border-left:1px solid var(--outline)}
.seg button.on{background:var(--primary-cont);color:var(--on-primary-cont)}

/* home */
.job-list{display:flex;flex-direction:column;gap:10px}
.job-card{text-align:left;background:var(--surface);border:1px solid var(--outline);border-radius:var(--r);padding:14px;display:flex;flex-direction:column;gap:4px;width:100%}
.jc-top{display:flex;justify-content:space-between;align-items:center}
.ref{font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.jc-addr{font-size:17px;font-weight:600}
.jc-sub{font-size:13.5px;color:var(--muted)}
.jc-meta{font-size:12.5px;color:var(--muted)}
.bar{height:6px;border-radius:3px;background:var(--surface-2);overflow:hidden;margin-top:6px}
.bar span{display:block;height:100%;background:var(--primary);border-radius:3px}

/* overview */
.prog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
@media (max-width:460px){.prog-grid{grid-template-columns:1fr 1fr}}
.pg{background:var(--surface-2);border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:2px}
.pg b{font-size:20px;font-weight:600;font-variant-numeric:tabular-nums}
.pg span{font-size:12.5px;color:var(--muted)}
.pg.ok b{color:var(--ok)} .pg.miss b{color:var(--warn)}
.kf{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:1px;background:var(--outline);border:1px solid var(--outline);border-radius:10px;overflow:hidden}
.kf div{background:var(--surface);padding:9px 11px;display:flex;flex-direction:column}
.kf span{font-size:12px;color:var(--muted)}
.kf b{font-size:16px;font-weight:600;font-variant-numeric:tabular-nums}
.kf b.warn{color:var(--warn)}

/* checklist */
.ck-list{display:flex;flex-direction:column}
.ck{display:grid;grid-template-columns:1fr auto;align-items:center;border-top:1px solid var(--outline)}
.ck:first-child{border-top:0}
.ck-row{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start;padding:11px 0;cursor:pointer;position:relative}
.ck-row input{position:absolute;opacity:0;width:1px;height:1px}
.box{width:24px;height:24px;border:2px solid var(--muted);border-radius:6px;display:grid;place-items:center;color:transparent;margin-top:-1px}
.box .ico{width:18px;height:18px}
.ck-row input:checked+.box{background:var(--primary);border-color:var(--primary);color:var(--on-primary)}
.ck-row input:focus-visible+.box{outline:2px solid var(--primary);outline-offset:2px}
.ck.on .ck-t{color:var(--muted)}
.req-tag{font-style:normal;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--primary);margin-left:8px;white-space:nowrap}
.ck-note{grid-column:1/-1;margin:0 0 10px 38px;width:calc(100% - 38px)}

/* rooms */
.room-h{display:flex;gap:8px;align-items:center}
.room-name{flex:1;min-width:0;font-size:16px;font-weight:600;border:1px solid transparent;border-radius:8px;padding:6px 8px;background:transparent;margin-left:-8px}
.room-name:focus{border-color:var(--primary);outline:none;background:var(--surface)}
.room-h select{width:auto;min-height:36px;padding:4px 8px;border:1px solid var(--outline);border-radius:8px;background:var(--surface)}
.toggles{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.tgl{position:relative;cursor:pointer}
.tgl input{position:absolute;opacity:0;width:1px;height:1px}
.tgl span{display:inline-flex;align-items:center;min-height:32px;padding:0 12px;border-radius:16px;border:1px solid var(--outline);font-size:13px;font-weight:500;color:var(--muted)}
.tgl input:checked+span{background:var(--primary-cont);color:var(--on-primary-cont);border-color:transparent}
.tgl input:focus-visible+span{outline:2px solid var(--primary);outline-offset:2px}
.ph-count{font-size:12.5px;color:var(--muted);margin-left:auto}
.steppers{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
@media (max-width:380px){.steppers{grid-template-columns:1fr 1fr}}
.stp{background:var(--surface-2);border-radius:10px;padding:6px 6px 6px 10px;display:flex;flex-direction:column;gap:2px}
.stp>span{font-size:12px;color:var(--muted);font-weight:500}
.stp-c{display:flex;align-items:center;justify-content:space-between}
.stp-c button{width:36px;height:36px;border-radius:50%;border:0;background:var(--surface);display:grid;place-items:center}
.stp-c button .ico{width:18px;height:18px}
.stp-c output{font-size:18px;font-weight:600;font-variant-numeric:tabular-nums;min-width:24px;text-align:center}
.room-note{width:100%;min-height:40px;padding:8px 10px;border:1px solid var(--outline);border-radius:8px;background:var(--surface)}
.totals .kf{margin-top:0}

/* photos */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
@media (min-width:560px){.pgrid{grid-template-columns:repeat(4,1fr)}}
.pthumb{position:relative;border:0;padding:0;border-radius:8px;overflow:hidden;background:var(--surface-2);aspect-ratio:1/1;max-width:100%}
.pthumb img{width:100%;height:100%;object-fit:cover;display:block}
.pthumb span{position:absolute;left:0;right:0;bottom:0;padding:14px 6px 4px;font-size:11px;font-weight:500;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.72));text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tag-prev{width:100%;max-height:34vh;object-fit:contain;border-radius:10px;background:#000}
.viewer-img{width:100%;border-radius:10px;background:#000;min-height:120px}
.meta-line{font-size:12.5px;color:var(--muted)}

/* openings */
.olist{display:flex;flex-direction:column}
.orow{display:grid;grid-template-columns:44px 1fr auto;gap:10px;align-items:center;text-align:left;border:0;border-top:1px solid var(--outline);background:transparent;padding:10px 0;width:100%}
.orow:first-child{border-top:0}
.oref{font-family:var(--mono);font-weight:500;font-size:14px;background:var(--surface-2);border-radius:6px;text-align:center;padding:4px 0}
.omain{display:flex;flex-direction:column;min-width:0}
.omain small,.odim small{color:var(--muted);font-size:12.5px}
.odim{text-align:right;font-variant-numeric:tabular-nums;display:flex;flex-direction:column}
.area-out{font-size:14px;color:var(--muted)}

/* dimensions */
.part-h{display:grid;grid-template-columns:1fr 150px auto;gap:8px;align-items:end}
@media (max-width:420px){.part-h{grid-template-columns:1fr 1fr auto}}
.storey{border:1px solid var(--outline);border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:10px;background:var(--surface-2)}
.storey .fld input,.storey .fld select{background:var(--surface)}
.st-h{display:flex;gap:8px;align-items:center}
.st-h select{flex:1}
.st-out{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:13px;font-variant-numeric:tabular-nums}
.st-out b{font-weight:600;color:var(--primary)}

/* close-out */
.co-sum{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
@media (max-width:460px){.co-sum{grid-template-columns:1fr 1fr}}
.co-list{display:flex;flex-direction:column}
.co-item{display:flex;align-items:center;gap:10px;text-align:left;border:0;border-top:1px solid var(--outline);background:transparent;padding:10px 2px;width:100%}
.co-item:first-child{border-top:0}
.co-item .ico{color:var(--warn)}
.co-item span{flex:1}
.co-item em{font-style:normal;color:var(--primary);font-size:13px;font-weight:500}
.banner{border-radius:10px;padding:12px 14px;display:flex;gap:10px;align-items:flex-start;font-size:14px}
.banner.ok{background:var(--ok-cont);color:var(--ok)}
.banner.warn{background:var(--warn-cont);color:var(--warn)}
.banner b{display:block}
.warn-list{margin:0;padding-left:18px;font-size:14px;color:var(--ink)}
.warn-list li+li{margin-top:4px}

/* sheet */
.sheet{position:fixed;inset:0;z-index:60;display:flex;flex-direction:column;justify-content:flex-end}
.scrim{position:absolute;inset:0;background:var(--scrim);opacity:0;transition:opacity .18s}
.panel{position:relative;width:100%;max-width:760px;margin:0 auto;background:var(--surface);border-radius:18px 18px 0 0;max-height:92vh;display:flex;flex-direction:column;transform:translateY(28px);opacity:0;transition:transform .2s ease,opacity .2s ease;padding-bottom:env(safe-area-inset-bottom,0px)}
.sheet.open .scrim{opacity:1}
.sheet.open .panel{transform:none;opacity:1}
.sheet.full .panel{height:100%;max-height:none;border-radius:0;padding-top:env(safe-area-inset-top,0px)}
.panel-h{display:flex;align-items:center;gap:6px;padding:12px 6px 6px 16px}
.panel-h h2{flex:1;font-size:18px}
.panel-b{overflow:auto;padding:6px 16px 16px;display:flex;flex-direction:column;gap:12px;flex:1}
.panel-f{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;padding:10px 16px 12px;border-top:1px solid var(--outline)}
.menu-list{display:flex;flex-direction:column;padding:0 0 8px}
.menu-list button{display:flex;align-items:center;gap:16px;border:0;background:transparent;text-align:left;padding:14px 20px;font-size:15.5px}
.menu-list button:hover{background:var(--surface-2)}
.menu-list .ico{color:var(--muted)}
.menu-list button.danger,.menu-list button.danger .ico{color:var(--err)}
.menu-list button.armed{background:var(--err-cont)}

/* reference */
.ref-card{border:1px solid var(--outline);border-radius:10px;padding:12px 14px;display:flex;flex-direction:column;gap:8px}
.ref-card ul{margin:0;padding-left:18px;font-size:14px}
.ref-card li+li{margin-top:4px}
.conv{font-family:var(--mono);font-size:12px;color:var(--muted)}

/* toast & busy */
#toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);background:#1f2a26;color:#fff;padding:10px 16px;border-radius:8px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:90;max-width:calc(100% - 32px);text-align:center}
#toast.show{opacity:1;transform:translate(-50%,0)}
#busy{position:fixed;inset:0;z-index:95;background:var(--scrim);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#fff;font-weight:500}
.spin{width:38px;height:38px;border-radius:50%;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;animation:spin .9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}