/* Gateway Proof app — inspection-tag look, matching kiwigateway.co.nz.
   Layout: one task per screen for factory workers; system fonts only so it loads fast in China. */
:root{
  --paper:#f4f5ef; --card:#ffffff; --ink:#14201a; --ink2:#3b4a42; --mute:#66736b; --line:#d9ded4; --soft:#e9ede4;
  --brand:#0e5e46; --brand2:#0a4634; --brand-ink:#ffffff; --tag:#f3d77a; --tagline:#c9a43a; --tag-ink:#4a3c0c;
  --ok:#11743c; --warn:#a65f00; --bad:#b3261e; --shadow:0 10px 30px -18px rgba(20,32,26,.45);
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,system-ui,sans-serif;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#0f1512; --card:#172019; --ink:#e7eee9; --ink2:#c2cec7; --mute:#93a199; --line:#2a352f; --soft:#1e2822;
  --brand:#3fbf8c; --brand2:#5fd3a2; --brand-ink:#06140e; --tag:#e8c860; --tagline:#b8952e; --tag-ink:#2c2405;
  --ok:#5fd38d; --warn:#f0b45a; --bad:#ff8a80; --shadow:0 10px 30px -18px rgba(0,0,0,.8); color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0f1512; --card:#172019; --ink:#e7eee9; --ink2:#c2cec7; --mute:#93a199; --line:#2a352f; --soft:#1e2822;
  --brand:#3fbf8c; --brand2:#5fd3a2; --brand-ink:#06140e; --tag:#e8c860; --tagline:#b8952e; --tag-ink:#2c2405;
  --ok:#5fd38d; --warn:#f0b45a; --bad:#ff8a80; --shadow:0 10px 30px -18px rgba(0,0,0,.8); color-scheme:dark}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--paper);color:var(--ink);font:16px/1.55 var(--sans);-webkit-text-size-adjust:100%}
.wrap{max-width:640px;margin:0 auto;padding-block:0 96px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.wide{max-width:1180px}
/* top bar */
.topbar{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--paper) 94%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);margin:0 calc(-1 * max(16px,env(safe-area-inset-left,0px))) 16px;padding:10px max(16px,env(safe-area-inset-left,0px)) 10px}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:21;background:var(--paper)}
.topbar .row1{display:flex;align-items:center;justify-content:space-between;gap:10px}
.brand{font-weight:800;display:flex;align-items:center;gap:8px;font-size:15px}
.brand i{display:inline-block;width:11px;height:11px;border:3px solid var(--brand);border-radius:2px;transform:rotate(45deg)}
.ref{font-family:var(--mono);font-size:12px;color:var(--mute);letter-spacing:.02em}
.prog{display:flex;align-items:center;gap:10px;margin-top:8px}
.prog .bar{flex:1;height:6px;background:var(--soft);border-radius:3px;overflow:hidden}
.prog .bar i{display:block;height:100%;background:var(--brand);border-radius:3px;transition:width .25s}
.prog span{font-size:12px;font-weight:700;color:var(--mute);font-variant-numeric:tabular-nums;white-space:nowrap}
h1{font-size:24px;line-height:1.2;margin:0 0 6px;text-wrap:balance;letter-spacing:-.01em}
h2{font-size:18px;line-height:1.25;margin:0 0 8px;text-wrap:balance}
h3{font-size:15px;margin:0 0 6px}
p{margin:0 0 10px}
.mute{color:var(--mute)} .small{font-size:13px}
.eyebrow{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin-bottom:6px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:12px}
.grid{display:grid;gap:12px}
@media(min-width:760px){.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:14px;margin:0}
.kv dt{color:var(--mute)} .kv dd{margin:0;min-width:0;overflow-wrap:anywhere}
/* the order tag */
.tagcard{position:relative;background:var(--tag);color:var(--tag-ink);border:2px solid var(--tagline);border-radius:14px;padding:22px 18px 16px;box-shadow:var(--shadow);margin-bottom:16px}
.tagcard:before{content:"";position:absolute;top:12px;left:50%;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:var(--paper);border:2px solid var(--tagline)}
.tagcard .ref{color:var(--tag-ink);opacity:.8}
.tagcard h1{margin-top:8px}
.tagcard .kv dt{color:var(--tag-ink);opacity:.7}
.tagcard .kv{border-top:2px dashed var(--tagline);padding-top:10px;margin-top:8px}
/* buttons */
button,.btn{font:inherit;font-weight:700;border:1.5px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;padding:12px 16px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px}
button.primary,.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
button.ghost{background:transparent}
button.danger{border-color:var(--bad);color:var(--bad)}
button:disabled{opacity:.4;cursor:not-allowed}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid var(--tagline);outline-offset:2px}
.full{width:100%}
.big{min-height:64px;font-size:18px;border-radius:16px}
label{display:block;font-size:14px;font-weight:700;margin:12px 0 6px}
input,select,textarea{font:inherit;width:100%;padding:12px;border:1.5px solid var(--line);border-radius:12px;background:var(--paper);color:var(--ink);min-height:48px}
textarea{min-height:88px}
.pill{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:3px 9px;border-radius:99px;background:var(--soft);color:var(--mute)}
.pill.ok{background:color-mix(in srgb,var(--ok) 15%,transparent);color:var(--ok)}
.pill.warn{background:color-mix(in srgb,var(--warn) 18%,transparent);color:var(--warn)}
.pill.bad{background:color-mix(in srgb,var(--bad) 15%,transparent);color:var(--bad)}
/* step screen */
.stepscreen{display:flex;flex-direction:column;gap:14px}
.stepnum{font-family:var(--mono);font-size:12px;font-weight:700;color:var(--mute)}
.art{background:var(--card);border:1px solid var(--line);border-radius:16px;display:flex;align-items:center;justify-content:center;padding:14px;color:var(--brand)}
.art svg{width:100%;max-width:260px;height:auto;display:block}
.art.done{border-color:color-mix(in srgb,var(--ok) 55%,var(--line))}
.instr{font-size:17px;line-height:1.5}
.tip{display:flex;gap:10px;align-items:flex-start;background:var(--soft);border-radius:12px;padding:10px 12px;font-size:14px;color:var(--ink2)}
.tip b{color:var(--ink)}
.notice{border-radius:12px;padding:12px 14px;font-size:14px;font-weight:600}
.notice.ok{background:color-mix(in srgb,var(--ok) 13%,transparent);color:var(--ok)}
.notice.warn{background:color-mix(in srgb,var(--warn) 15%,transparent);color:var(--warn)}
.notice.bad{background:color-mix(in srgb,var(--bad) 12%,transparent);color:var(--bad)}
.navbar{position:fixed;left:0;right:0;bottom:0;z-index:20;background:color-mix(in srgb,var(--card) 96%,transparent);backdrop-filter:blur(8px);border-top:1px solid var(--line);padding:10px max(16px,env(safe-area-inset-left,0px)) calc(10px + env(safe-area-inset-bottom,0px))}
.navbar .in{max-width:640px;margin:0 auto;display:flex;gap:10px}
.navbar .in button{flex:1}
.navbar .in button.back{flex:0 0 auto;min-width:64px}
/* step list */
.steplist{list-style:none;margin:0;padding:0}
.steplist li{display:flex;align-items:center;gap:12px;padding:12px 4px;border-bottom:1px solid var(--line);cursor:pointer}
.steplist li:last-child{border-bottom:0}
.steplist .dot{flex:0 0 26px;height:26px;border-radius:50%;border:2px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;color:var(--mute)}
.steplist li.done .dot{background:var(--ok);border-color:var(--ok);color:#fff}
.steplist li.flag .dot{background:var(--warn);border-color:var(--warn);color:#fff}
.steplist .tx{flex:1;min-width:0}
.steplist .tx b{display:block;font-size:15px}
.steplist .req{font-size:11px;font-weight:800;color:var(--bad);letter-spacing:.04em}
/* thumbnails */
.thumbs{display:flex;gap:8px;flex-wrap:wrap}
.thumbs a,.thumbs .th{position:relative;display:block;width:92px;height:92px;border-radius:10px;overflow:hidden;background:var(--soft);border:1px solid var(--line)}
.thumbs img,.thumbs video{width:100%;height:100%;object-fit:cover;display:block}
.thumbs .badge{position:absolute;left:4px;bottom:4px;font-size:10px;font-weight:800;background:rgba(0,0,0,.66);color:#fff;padding:1px 5px;border-radius:4px}
.thumbs .badge.fb{background:#a65f00}
.carton{font-family:var(--mono);font-weight:800;background:var(--card);border:1.5px solid var(--tagline);color:var(--ink);border-radius:8px;padding:2px 9px;display:inline-block}
.cartons{display:flex;gap:8px;flex-wrap:wrap}
.cartons .carton{font-size:22px;padding:8px 14px;background:var(--tag);color:var(--tag-ink)}
.tag{background:var(--tag);color:var(--tag-ink);border:1.5px dashed var(--tagline);border-radius:12px;padding:12px 14px;font-size:14px}
.lang{min-height:36px;padding:6px 12px;font-size:13px;border-radius:10px}
.step{border:1px solid var(--line);border-radius:12px;padding:14px;background:var(--card);margin-bottom:10px}
.step.done{border-color:color-mix(in srgb,var(--ok) 50%,var(--line))}
.step .hd{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}
.step .hd h3{margin:0}
.req{color:var(--bad);font-size:12px;font-weight:800}
.toast{position:fixed;left:50%;bottom:calc(88px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:12px 16px;border-radius:12px;font-size:15px;font-weight:600;z-index:60;max-width:calc(100% - 32px);box-shadow:var(--shadow)}
.progress{height:6px;background:var(--soft);border-radius:3px;overflow:hidden}
.progress>i{display:block;height:100%;background:var(--brand);width:0}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:9px 6px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--mute);font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.06em}
.tbl{overflow-x:auto}
.num{font-variant-numeric:tabular-nums;font-family:var(--mono)}
/* camera */
.cam{position:fixed;inset:0;background:#000;z-index:50;display:flex;flex-direction:column}
.cam video{flex:1;min-height:0;width:100%;object-fit:contain;background:#000}
.cam .bar{display:flex;gap:10px;justify-content:space-between;align-items:center;padding:14px max(16px,env(safe-area-inset-left,0px)) calc(14px + env(safe-area-inset-bottom,0px));background:#000;color:#fff}
.cam .info{position:absolute;top:calc(10px + env(safe-area-inset-top,0px));left:12px;right:12px;color:#fff;font:700 13px var(--mono);text-shadow:0 1px 2px #000;white-space:pre-wrap}
.cam .hint{position:absolute;left:12px;right:12px;bottom:calc(110px + env(safe-area-inset-bottom,0px));text-align:center;color:#fff;font-weight:700;font-size:15px;text-shadow:0 1px 3px #000}
.cam .chal{position:absolute;left:50%;top:calc(64px + env(safe-area-inset-top,0px));transform:translateX(-50%);background:#f3d77a;color:#2c2405;border-radius:14px;padding:10px 16px;text-align:center;width:min(90%,360px);box-shadow:0 8px 24px rgba(0,0,0,.5)}
.cam .chal small{display:block;font-size:13px;font-weight:600}
.cam .chal b{display:block;font:800 40px/1.1 var(--mono);letter-spacing:.08em;margin-top:4px}
.cam .shutter{width:76px;height:76px;border-radius:50%;border:5px solid #fff;background:#fff;min-height:0;padding:0;box-shadow:0 0 0 3px rgba(255,255,255,.25)}
.cam .shutter.rec{background:#e53935}
.cam .ghost{background:transparent;color:#fff;border-color:#555;font-size:14px;min-height:44px}
/* reviewer bits */
.claimcmp{display:grid;gap:10px}
@media(min-width:760px){.claimcmp{grid-template-columns:1fr 1fr}}
.q{border-top:1px solid var(--line);padding:10px 0}
.q:first-child{border-top:0}
.q .opts{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.q .opts button{min-height:36px;padding:6px 10px;font-size:14px}
.q .opts button.on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.route{font-weight:800}
header.top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:16px 0}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}