@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
    --paper: #EEF1F1;
    --surface: #FFFFFF;
    --ink: #1B242B;
    --muted: #57666D;
    --faint: #8A979C;
    --line: #CBD4D6;
    --accent: #B96F14;
    --accent-ink: #7A4A0D;
    --accent-2: #2E6E8E;
    --good: #2E7D4F;
    --critical: #AE3A2C;
    --tag-bg: #FBF4E8;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: 'IBM Plex Sans', system-ui, sans-serif;
    line-height: 1.5;
}

a { color: var(--accent-2); }

h1, h2, h3 {
    font-family: 'Barlow Condensed', system-ui, sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .03em;
    margin: 0 0 6px;
}

.mono { font-family: 'IBM Plex Mono', monospace; }

/* ---------- Top bar ---------- */
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 20px;
}
.brand {
    display: flex;
    align-items: baseline;
    gap: 8px;
    text-decoration: none;
    color: var(--ink);
}
.brand .company { font-family: 'IBM Plex Mono'; font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.brand .product { font-family: 'Barlow Condensed'; font-weight: 700; font-size: 1.4rem; text-transform: uppercase; }

.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
    font-family: 'IBM Plex Mono';
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    text-decoration: none;
    color: var(--muted);
    padding: 7px 10px;
    border: 1px solid transparent;
}
.nav a.active, .nav a:hover { color: var(--accent-ink); border-color: var(--line); background: var(--tag-bg); }

.who { display: flex; align-items: center; gap: 10px; font-size: .85rem; color: var(--muted); }
.who strong { color: var(--ink); }
.who a { font-family: 'IBM Plex Mono'; font-size: .75rem; text-transform: uppercase; }

/* ---------- Layout ---------- */
.wrap { max-width: 1020px; margin: 0 auto; padding: 28px 20px 60px; }
.page-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.page-head h1 { font-size: 1.9rem; }
.page-head p { color: var(--muted); margin: 4px 0 0; font-size: .95rem; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'IBM Plex Mono';
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    text-decoration: none;
    color: var(--accent-ink);
    background: var(--surface);
    border: 1px solid var(--accent);
    padding: 9px 14px;
    cursor: pointer;
}
.btn:hover { background: var(--tag-bg); }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:hover { opacity: .9; }
.btn.ghost { border-color: var(--line); color: var(--muted); }
.btn.small { padding: 5px 9px; font-size: .7rem; }
.btn[disabled] { opacity: .4; cursor: not-allowed; }

/* ---------- Cards / grids ---------- */
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 28px; }
.stat {
    background: var(--surface);
    border: 1px solid var(--line);
    border-left: 4px solid var(--accent-2);
    padding: 14px 16px;
}
.stat.warn { border-left-color: var(--critical); }
.stat .n { font-family: 'IBM Plex Mono'; font-size: 1.8rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.stat .l { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.card {
    background: var(--surface);
    border: 1px solid var(--line);
    padding: 16px 18px;
    text-decoration: none;
    color: inherit;
    display: block;
}
.card:hover { border-color: var(--accent-2); }
.card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.card .meta { font-size: .82rem; color: var(--muted); }

/* ---------- Table ---------- */
.twrap { overflow-x: auto; border: 1px solid var(--line); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: .88rem; min-width: 480px; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); }
thead th { font-family: 'IBM Plex Mono'; font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); background: var(--paper); }
tbody tr:last-child td { border-bottom: none; }
td.num { font-family: 'IBM Plex Mono'; font-variant-numeric: tabular-nums; text-align: right; }

/* ---------- Badges ---------- */
.badge { display: inline-block; font-family: 'IBM Plex Mono'; font-size: .7rem; text-transform: uppercase; letter-spacing: .05em; padding: 3px 8px; border: 1px solid var(--line); }
.badge.ok { color: var(--good); border-color: var(--good); }
.badge.low { color: var(--critical); border-color: var(--critical); background: #FBEEEC; }

/* ---------- Forms ---------- */
.form { background: var(--surface); border: 1px solid var(--line); padding: 20px 22px; max-width: 460px; }
.field { margin-bottom: 14px; display: flex; flex-direction: column; gap: 5px; }
.field label { font-family: 'IBM Plex Mono'; font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.field input, .field select {
    font-family: 'IBM Plex Sans';
    font-size: .95rem;
    padding: 9px 10px;
    border: 1px solid var(--line);
    background: var(--paper);
    color: var(--ink);
}
.field input:focus, .field select:focus { outline: 2px solid var(--accent-2); outline-offset: 1px; }

.error { background: #FBEEEC; border: 1px solid var(--critical); color: var(--critical); padding: 10px 14px; margin-bottom: 16px; font-size: .88rem; }
.hint { background: var(--tag-bg); border: 1px solid var(--line); padding: 10px 14px; margin-bottom: 16px; font-size: .85rem; color: var(--muted); }
.hint b { color: var(--ink); }

/* ---------- Login ---------- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--tag-bg);
    padding: 28px;
}

.login-frame {
    width: 100%;
    max-width: 1040px;
    background: var(--surface);
    border-radius: 28px;
    box-shadow: 0 24px 60px -20px rgba(27, 36, 43, .25);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
}

/* --- form side --- */
.login-form-side { padding: 48px 52px; display: flex; flex-direction: column; }
.login-mark { display: flex; align-items: baseline; gap: 8px; margin-bottom: 40px; }
.login-mark .company { font-family: 'IBM Plex Mono'; font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.login-mark .product { font-family: 'Barlow Condensed'; font-weight: 700; font-size: 1.3rem; text-transform: uppercase; color: var(--ink); }

.login-form-side h1 { font-size: 2rem; text-transform: none; letter-spacing: normal; margin-bottom: 6px; }
.login-form-side .sub { color: var(--muted); font-size: .95rem; margin-bottom: 28px; }

.login-form-side .form { max-width: none; padding: 0; border: none; background: none; }
.login-form-side .field { margin-bottom: 16px; }
.login-form-side .field label { text-transform: none; font-family: 'IBM Plex Sans'; font-size: .82rem; font-weight: 500; color: var(--ink); letter-spacing: normal; }
.login-form-side .field input {
    border-radius: 12px;
    padding: 12px 14px;
    font-size: .98rem;
    border-color: var(--line);
}
.login-form-side .field input:focus { border-color: var(--accent-2); outline: 2px solid color-mix(in srgb, var(--accent-2) 25%, transparent); outline-offset: 0; }

.login-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 4px 0 24px; flex-wrap: wrap; }
.login-remember { display: flex; align-items: center; gap: 7px; font-size: .85rem; color: var(--muted); }
.login-remember input { width: auto; }
.login-row .pin-note { font-size: .82rem; color: var(--muted); }

.login-form-side .btn.primary {
    border-radius: 12px;
    padding: 12px 28px;
    font-size: .85rem;
    align-self: flex-start;
}

.login-form-side .hint { border-radius: 12px; margin-top: 24px; }
.login-footnote { margin-top: auto; padding-top: 28px; font-size: .78rem; color: var(--faint); line-height: 1.6; }

/* --- art side --- */
.login-art-side {
    position: relative;
    background: linear-gradient(155deg, #22303A 0%, var(--ink) 60%);
    overflow: hidden;
}
.login-art-side .dotgrid {
    position: absolute; inset: 0;
    background-image: radial-gradient(rgba(255,255,255,.14) 1.4px, transparent 1.4px);
    background-size: 18px 18px;
}
.login-art-side .glow {
    position: absolute; width: 340px; height: 340px; border-radius: 50%;
    background: radial-gradient(circle, color-mix(in srgb, var(--accent) 55%, transparent) 0%, transparent 70%);
    top: -80px; right: -80px;
}

.tag-float {
    position: absolute;
    background: #fff;
    color: var(--ink);
    border-radius: 12px;
    padding: 12px 14px;
    box-shadow: 0 16px 30px -10px rgba(0,0,0,.35);
    width: 168px;
}
.tag-float .top { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.tag-float .swatch { width: 22px; height: 22px; border-radius: 5px; flex: none; background:
    repeating-linear-gradient(45deg, var(--ink) 0 2px, transparent 2px 4px),
    repeating-linear-gradient(-45deg, var(--ink) 0 2px, transparent 2px 4px);
    background-blend-mode: multiply; background-color: #fff; }
.tag-float .name { font-size: .82rem; font-weight: 600; line-height: 1.2; }
.tag-float .code { font-family: 'IBM Plex Mono'; font-size: .66rem; color: var(--muted); }
.tag-float .badge { margin-top: 8px; }

.tag-float.t1 { top: 54px; left: 40px; transform: rotate(-7deg); }
.tag-float.t2 { top: 210px; right: 30px; transform: rotate(5deg); width: 150px; }
.tag-float.t3 { bottom: 96px; left: 64px; transform: rotate(4deg); width: 154px; }

.login-badge-circle {
    position: absolute; top: 46%; left: 50%; transform: translate(-50%, -50%);
    width: 60px; height: 60px; border-radius: 50%;
    background: var(--accent);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 14px 26px -8px rgba(0,0,0,.4);
}
.login-badge-circle svg { width: 24px; height: 24px; stroke: #fff; }

.login-caption {
    position: absolute; left: 40px; bottom: 32px;
    font-family: 'IBM Plex Mono'; font-size: .72rem; letter-spacing: .04em;
    color: rgba(255,255,255,.75);
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.16);
    padding: 7px 12px; border-radius: 999px;
}

@media (max-width: 860px) {
    .login-frame { grid-template-columns: 1fr; max-width: 440px; }
    .login-art-side { display: none; }
    .login-form-side { padding: 40px 28px; }
}

/* ---------- Scan ---------- */
#reader { width: 100%; max-width: 420px; border: 1px solid var(--line); }
.scan-result { background: var(--surface); border: 1px solid var(--line); padding: 18px 20px; max-width: 420px; margin-top: 16px; }
.scan-actions { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }

/* ---------- Labels ---------- */
.label-sheet { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6mm; padding: 10mm; background: #fff; max-width: 210mm; margin: 0 auto; }
.label-tag { border: 1px dashed #999; padding: 6mm; display: flex; flex-direction: column; align-items: center; gap: 3mm; text-align: center; break-inside: avoid; }
.label-tag .qr { width: 28mm; height: 28mm; overflow: hidden; }
.label-tag .qr img, .label-tag .qr canvas { width: 100%; height: 100%; }
.label-tag .item-name { font-family: 'IBM Plex Sans'; font-weight: 600; font-size: 10pt; }
.label-tag .item-code { font-family: 'IBM Plex Mono'; font-size: 7pt; color: #555; }
.label-tag .company { font-family: 'IBM Plex Mono'; font-size: 6.5pt; color: #888; text-transform: uppercase; letter-spacing: .05em; }

@media print {
    .no-print { display: none !important; }
    body { background: #fff; }
    .label-sheet { padding: 0; }
}

@media (max-width: 640px) {
    .wrap { padding: 20px 14px 50px; }
    .topbar { padding: 10px 14px; }
}