/* B2 — Inbound (ERP receiving app) · native-mobile register
   Built against findings/B2-mobile-platform.md.
   Palette committed: warm paper + pine. No system-default blue.
   Pairing: Avenir Next (UI) + Superclarendon (figures, waybill slab). */

:root{
  /* ink ladder */
  --ink:#12181b;
  --ink-2:rgba(18,24,27,.60);
  --ink-3:rgba(18,24,27,.34);
  --sep:rgba(18,24,27,.16);
  --hair:rgba(18,24,27,.10);

  /* surfaces — warm paper, not #f2f2f7 */
  --bg:#eae7e0;
  --elev:#fbfaf7;
  --fill:rgba(18,24,27,.06);

  /* accents — pine, clay, rust. off-obvious on purpose */
  --pine:#0f5c4a;
  --pine-soft:rgba(15,92,74,.12);
  --clay:#9a5b12;
  --clay-soft:rgba(154,91,18,.13);
  --rust:#8f2d1e;
  --rust-soft:rgba(143,45,30,.12);

  /* geometry */
  --r-ctl:12px;
  --r-group:16px;
  --r-sheet:20px;
  --gutter:16px;
  --tap:48px;

  --safe-t:env(safe-area-inset-top,0px);
  --safe-b:env(safe-area-inset-bottom,0px);

  /* motion */
  --e:cubic-bezier(.23,1,.32,1);
  --t-state:150ms;
  --t-nav:280ms;

  /* elevation: one light source, top-centre. shadow below + inset highlight above */
  --hi:inset 0 1px 0 rgba(255,255,255,.62);
  --lift:0 1px 2px rgba(18,24,27,.07);
  --sheet-sh:0 -8px 28px -14px rgba(18,24,27,.34);
}

*{margin:0;padding:0;box-sizing:border-box;
  -webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}

body{
  background:var(--bg);color:var(--ink);
  font-family:"Avenir Next","Avenir","Segoe UI",system-ui,sans-serif;
  font-size:17px;line-height:22px;letter-spacing:-.018em;
  font-feature-settings:"tnum" 1,"lnum" 1;
  overflow-x:hidden;
}

/* paper grain — material, not a gradient (tell #8) */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  opacity:.42;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/><feColorMatrix type='saturate' values='0'/></filter><rect width='120' height='120' filter='url(%23n)' opacity='.35'/></svg>");
}

/* ---------- type roles ---------- */
.t-large{font-size:34px;line-height:40px;letter-spacing:-.03em;font-weight:600}
.t-title{font-size:17px;line-height:22px;letter-spacing:-.022em;font-weight:600}
.t-body{font-size:17px;line-height:22px;letter-spacing:-.018em}
.t-sub{font-size:15px;line-height:20px;letter-spacing:-.012em;color:var(--ink-2)}
.t-foot{font-size:13px;line-height:18px;letter-spacing:-.006em;color:var(--ink-2)}
.t-micro{font-size:11px;line-height:14px;letter-spacing:.09em;text-transform:uppercase;
  font-weight:600;color:var(--ink-3)}

/* figures: slab, tabular, decimals demoted (tell #5) */
.fig{font-family:"Superclarendon","Rockwell","Georgia",serif;
  font-feature-settings:"tnum" 1,"lnum" 1;letter-spacing:-.01em}
.fig .dec{font-size:.62em;color:var(--ink-3);letter-spacing:0}
.fig .unit{font-size:.5em;color:var(--ink-3);text-transform:uppercase;
  letter-spacing:.08em;font-family:"Avenir Next",sans-serif;font-weight:600}

/* ---------- icons ---------- */
.i{width:24px;height:24px;flex:none;stroke:currentColor;fill:none;
  stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.i-28{width:28px;height:28px;stroke-width:1.37}
.i-20{width:20px;height:20px;stroke-width:1.92}
.i-16{width:16px;height:16px;stroke-width:2.4}

/* ---------- bars: translucency is the material, no shadow ---------- */
.navbar{position:sticky;top:0;z-index:20;
  padding:calc(var(--safe-t) + 10px) var(--gutter) 10px;
  background:rgba(234,231,224,.84);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  box-shadow:0 .5px 0 var(--sep);
  display:flex;align-items:center;gap:8px}
.navbar .grow{flex:1;min-width:0}
.navbar .btn-i{width:var(--tap);height:var(--tap);margin:-12px -10px -12px 0;
  display:grid;place-items:center;color:var(--pine);
  border:0;background:none;cursor:pointer;
  transition:opacity var(--t-state) var(--e),transform var(--t-state) var(--e)}
.navbar .btn-i.lead{margin:-12px 0 -12px -12px}
.navbar .btn-i:active{opacity:.6;transform:scale(.94)}

main{position:relative;z-index:1;padding:0 var(--gutter) calc(var(--safe-b) + 104px)}

/* ---------- grouped inset list ---------- */
.ghead{display:flex;align-items:baseline;justify-content:space-between;
  padding:22px 4px 8px}
.group{background:var(--elev);border-radius:var(--r-group);
  box-shadow:var(--hi),var(--lift);overflow:hidden}
.cell{display:flex;align-items:center;gap:12px;
  padding:11px 14px;min-height:64px;position:relative;
  transition:background var(--t-state) var(--e)}
.cell:active{background:var(--fill)}
/* separator inset to the text origin — the native tell */
.cell + .cell::before{content:"";position:absolute;left:58px;right:0;top:0;
  height:.5px;background:var(--sep)}
.cell .body{flex:1;min-width:0;display:block}
.cell .l,.cell .m{display:block}
.cell .lead-g{width:32px;height:32px;display:grid;place-items:center;
  flex:none;color:var(--ink-2)}
.cell .chev{color:var(--ink-3);flex:none}
.cell .l{font-size:17px;line-height:22px;letter-spacing:-.018em;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell .m{font-size:13px;line-height:18px;letter-spacing:-.006em;color:var(--ink-2);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- status pill ---------- */
.pill{display:inline-flex;align-items:center;gap:5px;
  padding:3px 9px 3px 7px;border-radius:999px;
  font-size:11px;line-height:14px;font-weight:600;letter-spacing:.05em;
  text-transform:uppercase;white-space:nowrap}
.pill .dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
.pill.due{background:var(--pine-soft);color:var(--pine)}
.pill.late{background:var(--rust-soft);color:var(--rust)}
.pill.hold{background:var(--clay-soft);color:var(--clay)}

/* ---------- buttons ---------- */
.btn{min-height:var(--tap);border:0;border-radius:var(--r-ctl);
  font:inherit;font-size:17px;font-weight:600;letter-spacing:-.018em;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:0 18px;cursor:pointer;
  transition:opacity var(--t-state) var(--e),transform var(--t-state) var(--e)}
.btn:active{opacity:.72;transform:scale(.98)}
.btn.p{background:var(--pine);color:#fbfaf7;box-shadow:0 1px 2px rgba(15,92,74,.35),inset 0 1px 0 rgba(255,255,255,.18)}
.btn.s{background:var(--elev);color:var(--pine);box-shadow:var(--hi),var(--lift)}
.btn.q{background:none;color:var(--pine);padding:0 10px;min-width:44px}
.btn.d{background:var(--rust);color:#fbfaf7}
.btn[disabled]{opacity:.4;pointer-events:none}
.btn.wide{width:100%}
.btn{white-space:nowrap}

/* ---------- bottom action dock (thumb zone) ---------- */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:30;
  padding:12px var(--gutter) calc(var(--safe-b) + 12px);
  background:rgba(234,231,224,.88);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  box-shadow:0 -.5px 0 var(--sep);
  display:flex;gap:10px;align-items:center}

/* ---------- tab bar ---------- */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;
  display:grid;grid-template-columns:repeat(4,1fr);
  padding:7px 0 calc(var(--safe-b) + 6px);
  background:rgba(234,231,224,.88);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  box-shadow:0 -.5px 0 var(--sep)}
.tab{display:grid;justify-items:center;gap:3px;min-height:49px;align-content:start;
  color:var(--ink-3);font-size:11px;line-height:13px;letter-spacing:.01em;font-weight:600;
  transition:color var(--t-state) var(--e)}
.tab.on{color:var(--pine)}
.tab .badge{position:absolute;transform:translate(11px,-3px);
  min-width:17px;height:17px;padding:0 5px;border-radius:999px;
  background:var(--rust);color:#fbfaf7;font-size:10px;line-height:17px;
  letter-spacing:0;text-align:center}

/* ---------- filter chips ---------- */
.chips{display:flex;gap:8px;overflow-x:auto;padding:12px 0 2px;
  margin:0 calc(var(--gutter) * -1);padding-left:var(--gutter);padding-right:var(--gutter);
  scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{position:relative;min-height:36px;padding:0 13px;border-radius:999px;flex:none;
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;letter-spacing:-.01em;
  background:var(--elev);color:var(--ink-2);box-shadow:var(--hi),var(--lift);
  transition:transform var(--t-state) var(--e)}
.chip::after{content:"";position:absolute;left:0;right:0;top:-6px;bottom:-6px}
.chip:active{transform:scale(.96)}
.chip.on{background:var(--ink);color:var(--elev);box-shadow:none}
.chip .n{color:var(--ink-3);font-variant-numeric:tabular-nums}
.chip.on .n{color:rgba(251,250,247,.6)}

/* ---------- waybill card — the signature moment ---------- */
.waybill{position:relative;background:var(--elev);border-radius:var(--r-group);
  box-shadow:var(--hi),0 6px 16px -12px rgba(18,24,27,.4);
  padding:16px 16px 20px;margin-top:14px}
.waybill{padding-bottom:26px;border-radius:var(--r-group) var(--r-group) 0 0}
.waybill::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:12px;
  background:radial-gradient(circle at 6px 6px,var(--bg) 6px,transparent 6.5px);
  background-size:12px 12px;background-position:0 6px;background-repeat:repeat-x}
.waybill .rule{height:1px;background:repeating-linear-gradient(
  to right,var(--sep) 0 4px,transparent 4px 9px);margin:14px 0 12px}
.waybill .no{font-size:32px;line-height:34px;font-weight:600}
.waybill .no .pre{color:var(--ink-3)}

/* ---------- route timeline ---------- */
.route{display:grid;grid-template-columns:28px 1fr;column-gap:12px;padding:4px 0 2px}
.route .col{position:relative;display:grid;justify-items:center;padding-top:4px}
.route .node{width:11px;height:11px;border-radius:50%;background:var(--elev);
  border:2.5px solid var(--pine);z-index:1}
.route .node.done{background:var(--pine)}
.route .node.next{border-color:var(--ink-3)}

.route .trail{position:absolute;top:14px;bottom:-6px;width:2px;
  background:repeating-linear-gradient(to bottom,var(--pine) 0 3px,transparent 3px 7px)}
.route .trail.pending{background:repeating-linear-gradient(to bottom,var(--ink-3) 0 3px,transparent 3px 7px);opacity:.5}
.route .step{padding-bottom:20px;min-width:0}
.route .step:last-child{padding-bottom:2px}

/* ---------- count rows (receive sheet) ---------- */
.count{display:flex;align-items:center;gap:10px;padding:12px 14px;
  min-height:72px;position:relative}
.count + .count::before{content:"";position:absolute;left:14px;right:0;top:0;
  height:.5px;background:var(--sep)}
.count .body{flex:1;min-width:0}
.stepper{display:flex;align-items:center;gap:2px;flex:none;
  background:var(--fill);border-radius:var(--r-ctl);padding:2px}
.stepper button{width:44px;height:44px;border:0;background:none;color:var(--pine);
  display:grid;place-items:center;cursor:pointer;border-radius:10px;
  transition:background var(--t-state) var(--e),transform var(--t-state) var(--e)}
.stepper button:active{background:rgba(255,255,255,.9);transform:scale(.94)}
.stepper .v{min-width:46px;text-align:center;font-size:19px;font-weight:600;
  font-variant-numeric:tabular-nums}
.var{font-size:13px;line-height:18px;font-weight:600;letter-spacing:-.006em}
.var.short{color:var(--rust)}
.var.ok{color:var(--pine)}

/* ---------- sheet ---------- */
.scrim{position:fixed;inset:0;z-index:40;background:rgba(18,24,27,.42)}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:41;
  max-height:92vh;display:flex;flex-direction:column;
  background:var(--bg);border-radius:var(--r-sheet) var(--r-sheet) 0 0;
  box-shadow:var(--sheet-sh),inset 0 1px 0 rgba(255,255,255,.6)}
.grabber{width:36px;height:5px;border-radius:2.5px;background:var(--ink-3);
  margin:6px auto 0;flex:none}
.sheet .head{display:flex;align-items:center;justify-content:space-between;
  padding:10px var(--gutter) 12px;gap:8px}
.sheet .scroll{overflow-y:auto;-webkit-overflow-scrolling:touch;
  padding:0 var(--gutter) 8px;flex:1}
.sheet .foot{padding:12px var(--gutter) calc(var(--safe-b) + 12px);
  box-shadow:0 -.5px 0 var(--sep);flex:none}

/* parent card-stack behind a large-detent sheet */
.stacked{transform:scale(.94) translateY(-6px);transform-origin:top center;
  border-radius:14px;overflow:hidden;filter:brightness(.94)}

/* ---------- empty / error ---------- */
.state{display:grid;justify-items:center;text-align:center;
  padding:56px 24px 0;gap:6px}
.state .art{color:var(--ink-3);margin-bottom:10px}
.state .art svg{stroke-width:.7}
.state h2{font-size:20px;line-height:25px;letter-spacing:-.02em;font-weight:600}
.state p{max-width:30ch}
.state .btn{margin-top:16px}
.banner{display:flex;align-items:center;gap:10px;padding:10px 14px;
  background:var(--clay-soft);color:var(--clay);
  font-size:13px;line-height:18px;font-weight:600;letter-spacing:-.006em}
.inline-err{display:flex;align-items:flex-start;gap:7px;color:var(--rust);
  font-size:13px;line-height:18px;padding:6px 14px 12px;font-weight:600}

/* ---------- skeleton ---------- */
.sk{background:var(--fill);border-radius:6px;height:12px}
.sk.shimmer{background:linear-gradient(90deg,var(--fill) 0 40%,rgba(255,255,255,.7) 50%,var(--fill) 60% 100%);
  background-size:280% 100%;animation:sh 1.3s var(--e) infinite}
@keyframes sh{from{background-position:130% 0}to{background-position:-30% 0}}

/* ---------- dark mode: semantic remap, elevated goes lighter ---------- */
@media (prefers-color-scheme:dark){
  :root{
    --ink:#f2efe9; --ink-2:rgba(242,239,233,.62); --ink-3:rgba(242,239,233,.34);
    --sep:rgba(242,239,233,.16); --hair:rgba(242,239,233,.1);
    --bg:#14171a; --elev:#1e2225; --fill:rgba(242,239,233,.09);
    --pine:#4fb99a; --pine-soft:rgba(79,185,154,.16);
    --clay:#d9932f; --clay-soft:rgba(217,147,47,.16);
    --rust:#e0765f; --rust-soft:rgba(224,118,95,.16);
    --hi:inset 0 1px 0 rgba(255,255,255,.06);
    --lift:0 1px 2px rgba(0,0,0,.4);
  }
  body::before{opacity:.5;mix-blend-mode:overlay}
  .navbar,.tabbar,.dock{background:rgba(20,23,26,.82)}
  .chip.on{background:var(--pine);color:#12181b}
  .btn.p{color:#0d1a16}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important}
  .btn:active,.chip:active,.stepper button:active{transform:none}
}