/* Fone 4 U Certified — brand blue + charcoal */
:root{
  --accent:#0895CD;                 /* overridden by Admin › Logo & colour */
  --accent-ink:#0779A8;             /* these three are recalculated from the brand colour in theme_style() */
  --accent-soft:#E6F4FA;
  --accent-line:#9CD5EB;
  --char:#3B3736;                   /* logo charcoal */
  --ink:#1F2329;
  --bg:#F3F5F7;
  --card:#fff;
  --line:#E1E5EA;
  --line-soft:#EDF0F3;
  --muted:#66707B;
  --ok:#1E8A55;  --okbg:#E6F4EC;
  --bad:#C4372F; --badbg:#FBEAE8;
  --warn:#946200;--warnbg:#FFF4DB;
  --sans:"Instrument Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:10px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:15px/1.5 var(--sans);background:var(--bg);color:var(--ink);font-variant-numeric:tabular-nums}
a{color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
code{font-family:ui-monospace,"Cascadia Mono",Consolas,monospace;font-size:13px;background:var(--line-soft);padding:2px 6px;border-radius:5px}

/* Header */
header.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
header.top::before{content:"";display:block;height:3px;background:var(--accent)}
.top-in{max-width:1280px;margin:0 auto;padding:10px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.home{text-decoration:none;display:flex}
.wordmark{display:inline-flex;align-items:center;gap:12px}
.wordmark img{height:38px;width:auto;display:block}
.wm-app{font-size:13px;font-weight:600;color:var(--accent-ink);background:var(--accent-soft);border:1px solid var(--accent-line);padding:2px 10px;border-radius:99px;white-space:nowrap}
header nav{display:flex;align-items:center;gap:6px;font-size:14px;flex-wrap:wrap}
header nav a{text-decoration:none;color:var(--muted);font-weight:500;padding:7px 12px;border-radius:7px}
header nav a:hover{color:var(--ink);background:var(--line-soft)}
header nav a[aria-current]{color:var(--accent-ink);background:var(--accent-soft)}
header nav .who{color:var(--ink);font-weight:600;padding-left:14px;margin-left:8px;border-left:1px solid var(--line)}
header nav .quiet{color:var(--muted)}

main{max-width:1280px;margin:0 auto;padding:28px 24px 80px}

/* Type */
h1{font-size:28px;font-weight:700;line-height:1.15;margin:0;letter-spacing:-.015em}
h2{font-size:17px;font-weight:650;margin:0 0 2px;letter-spacing:-.005em}
.sub{color:var(--muted);margin:6px 0 0}
.muted{color:var(--muted)}
.num{font-variant-numeric:tabular-nums;letter-spacing:.01em}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:24px}

/* Surfaces */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;margin-bottom:20px;box-shadow:0 1px 2px rgba(16,24,40,.04)}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px}
.card-head p{margin:2px 0 0;color:var(--muted);font-size:14px}
.grid{display:grid;gap:20px;align-items:start}.g2{grid-template-columns:1fr 1fr}.g-main{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr)}
@media(max-width:900px){.g2,.g-main{grid-template-columns:1fr}}

/* Forms */
label{display:block;font-size:13px;color:var(--ink);margin-bottom:6px;font-weight:600}
input,select,textarea{width:100%;padding:9px 12px;border:1px solid #CFD5DC;border-radius:8px;font:inherit;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
input[type=checkbox],input[type=radio]{width:auto;accent-color:var(--accent)}
input[type=color]{width:52px;height:40px;padding:3px;cursor:pointer}
textarea{min-height:92px;resize:vertical}
.fields{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}
.field-wide{grid-column:1/-1}
.hint{font-size:12.5px;margin-top:5px;display:block;min-height:16px;color:var(--muted)}
label.check{display:flex;gap:10px;align-items:center;justify-content:flex-start;font-weight:500;border:0;padding:4px 0;margin:0}
.form-foot{margin-top:20px;padding-top:18px;border-top:1px solid var(--line-soft);display:flex;gap:10px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--char);color:#fff;border:1px solid var(--char);border-radius:8px;padding:9px 18px;font:inherit;font-weight:600;font-size:14px;cursor:pointer;text-decoration:none;transition:background .15s,border-color .15s,filter .15s;white-space:nowrap}
.btn:hover{background:#252220}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:var(--accent-ink);border-color:var(--accent-ink)}
.btn.ghost{background:#fff;color:var(--ink);border-color:#CFD5DC}
.btn.ghost:hover{border-color:var(--ink)}
.btn.small{padding:6px 12px;font-size:13px}
.btn.danger{background:#fff;border-color:#CFD5DC;color:var(--bad)}
.btn.danger:hover{border-color:var(--bad)}
.btn:disabled{opacity:.5;cursor:wait}

/* Stock list */
.summary{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);border-radius:var(--r);background:#fff;margin-bottom:22px;overflow:hidden}
.summary a{padding:14px 20px;text-decoration:none;color:var(--ink);border-left:1px solid var(--line-soft);position:relative}
.summary a:first-child{border-left:0}
.summary a:hover{background:#FAFBFC}
.summary a[aria-current]{background:var(--accent-soft)}
.summary a[aria-current]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--accent)}
.summary span{display:block;font-size:13px;color:var(--muted)}
.summary b{font-size:28px;font-weight:700;line-height:1.2}
@media(max-width:760px){.summary{grid-template-columns:repeat(2,1fr)}.summary a{border-top:1px solid var(--line-soft)}}

.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.filters input[name=q]{flex:1;min-width:260px}
.filters select{width:auto;min-width:150px}

.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow-x:auto}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line-soft);font-size:14px;vertical-align:middle}
th{font-size:12.5px;color:var(--muted);font-weight:600;background:#F8FAFB}
tr:last-child td{border-bottom:0}
tr.click{cursor:pointer}tr.click:hover td{background:#F8FBFD}
td .model{font-weight:600;color:var(--ink)}
td .spec{color:var(--muted);font-size:13px}
td.code{font-weight:600;color:var(--accent-ink);white-space:nowrap}
.grade-cell{font-size:16px;font-weight:700}
.empty{padding:56px 20px;text-align:center;color:var(--muted)}
.empty h2{color:var(--ink);margin-bottom:6px}

/* Badges */
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12.5px;font-weight:600;background:#EEF1F4;color:var(--muted);white-space:nowrap}
.badge.ok{background:var(--okbg);color:var(--ok)}
.badge.bad{background:var(--badbg);color:var(--bad)}
.badge.warn{background:var(--warnbg);color:var(--warn)}
.badge.info{background:var(--accent-soft);color:var(--accent-ink)}

/* Grade badge */
.seal{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:none;border-radius:50%;background:#fff;border:3px solid var(--accent);box-shadow:inset 0 0 0 4px #fff,inset 0 0 0 5px var(--accent-line);text-align:center}
.seal .s-label{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.seal .s-grade{font-weight:800;line-height:1;color:var(--ink);letter-spacing:-.02em}
.seal .s-desc{font-size:12px;color:var(--accent-ink);font-weight:600;margin-top:2px}
.seal-md{width:112px;height:112px}.seal-md .s-grade{font-size:36px}
.seal-lg{width:136px;height:136px}.seal-lg .s-grade{font-size:46px}
.seal-empty{border-color:#C9CFD6;box-shadow:inset 0 0 0 4px #fff,inset 0 0 0 5px #E3E7EB}.seal-empty .s-grade{color:#B0B7BF}.seal-empty .s-desc{color:var(--muted)}
.seal-faulty{border-color:var(--bad)}.seal-faulty .s-desc{color:var(--bad)}

/* Device page */
.device-head{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.device-head .meta{flex:1;min-width:240px}
.device-head .meta .num{color:var(--muted);margin-top:8px}
.stock-code{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:5px 12px 5px 8px;margin-bottom:10px}
.stock-code .bc{height:26px;width:auto;display:block}
.stock-code span{font-weight:700;color:var(--ink);letter-spacing:.04em}
.checks{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:0 28px}
.check{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line-soft);font-size:14px}
.check small{color:var(--muted);display:block;font-size:12px}
.seg{display:inline-flex;border:1px solid #CFD5DC;border-radius:8px;overflow:hidden;flex:none}
.seg input{position:absolute;opacity:0;width:0;height:0}
.seg label{margin:0;padding:5px 11px;font-size:12.5px;font-weight:500;cursor:pointer;color:var(--muted);border-left:1px solid var(--line-soft)}
.seg label:first-of-type{border-left:0}
.seg input:focus-visible+label{outline:2px solid var(--accent);outline-offset:-2px}
.seg input:checked+label.p{background:var(--ok);color:#fff}
.seg input:checked+label.f{background:var(--bad);color:#fff}
.seg input:checked+label.n{background:#8A939C;color:#fff}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:6px 18px;font-size:14px;margin:0}
.kv dt{color:var(--muted)}.kv dd{margin:0;word-break:break-word}
.kv.big{gap:14px 24px;align-items:center}.kv.big dd{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.selftest{display:flex;gap:22px;align-items:flex-start;flex-wrap:wrap}
#qr{background:#fff;padding:10px;border:1px solid var(--line);border-radius:8px;line-height:0}
#qr img,#qr canvas{display:block}
.selftest .link{font-size:12.5px;word-break:break-all;color:var(--muted)}
.live{display:inline-flex;align-items:center;gap:8px;font-size:14px}
.live i{width:8px;height:8px;border-radius:50%;background:#C9CFD6}
.live.on i{background:var(--ok);box-shadow:0 0 0 4px var(--okbg)}

.alert{padding:12px 16px;border-radius:8px;margin-bottom:20px;font-size:14px;border:1px solid}
.alert.ok{background:var(--okbg);color:var(--ok);border-color:#C3E3D1}
.alert.bad{background:var(--badbg);color:var(--bad);border-color:#F1C9C5}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.foot-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:6px}

/* Admin */
.admin{display:grid;grid-template-columns:220px minmax(0,1fr);gap:24px;align-items:start}
@media(max-width:860px){.admin{grid-template-columns:1fr}}
.admin-nav{display:grid;gap:2px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:8px;position:sticky;top:84px}
.admin-nav a{padding:9px 12px;border-radius:7px;text-decoration:none;color:var(--ink);font-weight:500;font-size:14px}
.admin-nav a:hover{background:var(--line-soft)}
.admin-nav a[aria-current]{background:var(--accent-soft);color:var(--accent-ink);font-weight:600;box-shadow:inset 3px 0 0 var(--accent)}
.admin-ver{font-size:12px;color:var(--muted);padding:10px 12px 4px;border-top:1px solid var(--line-soft);margin-top:6px}
.brand-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media(max-width:760px){.brand-grid{grid-template-columns:1fr}}
.logo-preview{border:1px dashed #CFD5DC;border-radius:10px;padding:22px;background:repeating-conic-gradient(#F6F8FA 0 25%,#fff 0 50%) 0 0/18px 18px;display:grid;place-items:center;min-height:120px}
.logo-preview img{max-width:100%;max-height:90px}
.color-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.swatch-preview{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:18px;padding:18px;border:1px solid var(--line);border-radius:10px}
table.users td{padding:10px 14px}
table.users select,table.users input[type=password]{min-width:120px;padding:7px 10px}
.row-actions{display:flex;gap:6px;align-items:center;white-space:nowrap}
.row-actions form{margin:0}
.store-list{display:grid;gap:8px;max-width:520px}
.store-row{display:flex;gap:8px}

/* Login */
.pg-login{background:linear-gradient(180deg,var(--accent-soft),var(--bg) 340px)}
.pg-login header.top{display:none}
.login-wrap{min-height:calc(100vh - 120px);display:grid;place-items:center}
.login{width:100%;max-width:400px;background:#fff;border-radius:14px;padding:34px 32px;border:1px solid var(--line);box-shadow:0 20px 50px rgba(16,24,40,.08)}
.login-logo{display:block;max-width:240px;height:auto;margin:0 auto 10px}
.login p.lede{text-align:center;color:var(--muted);margin:0 0 24px}
.login .btn{width:100%;margin-top:22px;padding:11px}
.login .row{margin-top:16px}

@media (prefers-reduced-motion:reduce){*{transition:none!important}}
@media(max-width:600px){main{padding:20px 16px 60px}.top-in{padding:10px 16px}h1{font-size:24px}.card{padding:18px}.wordmark img{height:30px}}

/* Downloads */
.dl-main{display:flex;align-items:center;gap:16px;padding:14px 16px;border:1px solid var(--line);border-radius:10px;background:#FAFBFC}
.dl-main>div{flex:1;min-width:0}.dl-main b{word-break:break-all}
.dl-icon{width:48px;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;padding:4px}
.notes{margin-top:16px}.notes h3{font-size:14px;margin:0 0 4px}.notes p{margin:0;color:var(--muted);font-size:14px}
.steps-list{margin:0;padding-left:20px;display:grid;gap:12px;font-size:14px}
.copyrow{display:flex;align-items:center;gap:8px;margin:8px 0 4px;flex-wrap:wrap}

/* Label editor */
.le-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;align-items:start}
@media(max-width:1100px){.le-grid{grid-template-columns:1fr}}
.le-preview{position:sticky;top:84px}
.le-frame{border:1px solid var(--line);border-radius:10px;background:repeating-conic-gradient(#EEF1F4 0 25%,#F7F9FA 0 50%) 0 0/16px 16px;height:340px;overflow:hidden}
.le-frame iframe{width:100%;height:100%;border:0;display:block}
.le-h{font-size:14px;margin:22px 0 10px}
.le-preset{margin-top:18px}
.row-inline{display:flex;gap:8px;align-items:center}.row-inline select,.row-inline input{flex:1}
.le-rows{display:grid;gap:10px}
.le-row{border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#FBFCFD}
.le-row-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:13.5px}
.le-row-h button{background:#fff;border:1px solid #CFD5DC;border-radius:6px;width:28px;height:26px;margin-left:4px;cursor:pointer;font-size:13px;color:var(--ink)}
.le-row-h button:disabled{opacity:.35;cursor:default}
.le-row small{display:block;font-size:11.5px;color:var(--muted);margin-bottom:3px}
.trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.trio.five{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));margin-top:8px}
.trio select,.trio input{padding:6px 8px;font-size:13px}
.fs{display:grid;gap:4px}
.opts{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:8px;font-size:13px}
.opts label{display:flex;align-items:center;gap:6px;margin:0;font-weight:500}
.opts input[type=number]{width:70px;padding:5px 8px}.opts select{width:auto;padding:5px 8px}
label.mini{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:500;color:var(--muted);margin:4px 0 0}
.le-add{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-top:12px}
.le-tips{margin-top:16px;font-size:13px;color:var(--muted);border-top:1px solid var(--line-soft);padding-top:12px}
.le-tips b{color:var(--ink)}.le-tips ol{padding-left:18px;margin:6px 0 12px}.le-tips li{margin-bottom:4px}

/* Stock: select phones for label printing */
th.ck,td.ck{width:36px;padding-right:0}
td.ck input,th.ck input{width:16px;height:16px;cursor:pointer}
.batchbar{position:sticky;bottom:16px;margin-top:14px;display:flex;align-items:center;gap:12px;background:#2A2726;color:#fff;border-radius:10px;padding:10px 14px;box-shadow:0 10px 30px rgba(0,0,0,.18);width:max-content;max-width:100%}
.batchbar .btn.ghost{background:transparent;color:#fff;border-color:#5A5452}