@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600&family=Fira+Sans:wght@300;400;500;600;700&display=swap');

:root {
    /* surfaces */
    --bg: #0a0c10; --surface: #12151c; --surface-2: #181c25; --surface-3: #1f242f;
    --line: #232a36; --line-2: #2c3442;
    /* text */
    --text: #e8eaed; --muted: #9aa3b2; --faint: #6b7280;
    /* brand */
    --primary: #2563eb; --primary-h: #1d4ed8; --primary-soft: rgba(37,99,235,.15);
    --accent: #f97316; --accent-h: #ea660a;
    --success: #22c55e; --danger: #ef4444; --warning: #f59e0b; --info: #38bdf8;
    /* shape */
    --r-sm: 8px; --r: 12px; --r-lg: 16px;
    --shadow: 0 1px 3px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.25);
    --sidebar-w: 240px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0; background: var(--bg); color: var(--text);
    font-family: 'Fira Sans', -apple-system, Segoe UI, Roboto, sans-serif;
    font-size: 15px; line-height: 1.5; -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
.num, .mono { font-family: 'Fira Code', monospace; font-variant-numeric: tabular-nums; }

/* ── Layout ─────────────────────────────────────── */
.layout { display: flex; min-height: 100dvh; }

.sidebar {
    width: var(--sidebar-w); background: var(--surface); border-right: 1px solid var(--line);
    display: flex; flex-direction: column; position: fixed; inset: 0 auto 0 0; z-index: 40;
}
.sidebar .brand {
    display: flex; align-items: center; gap: 10px; padding: 18px 20px; font-weight: 700;
    font-size: 17px; color: var(--text); border-bottom: 1px solid var(--line);
}
.sidebar .brand svg { color: var(--accent); }
.nav { display: flex; flex-direction: column; gap: 2px; padding: 12px; flex: 1; overflow-y: auto; }
.nav a {
    display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--r-sm);
    color: var(--muted); font-weight: 500; transition: background .15s, color .15s;
}
.nav a svg { width: 19px; height: 19px; flex: none; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a.active { background: var(--primary-soft); color: #fff; }
.nav a.active svg { color: var(--primary); }
.sidebar .side-foot { padding: 12px; border-top: 1px solid var(--line); }
.sidebar .side-foot a { color: var(--muted); display: flex; gap: 10px; align-items: center; padding: 10px 12px; border-radius: var(--r-sm); }
.sidebar .side-foot a:hover { background: var(--surface-2); color: var(--danger); }

.main { flex: 1; margin-left: var(--sidebar-w); min-width: 0; }
.topbar {
    display: flex; align-items: center; gap: 14px; padding: 16px 28px;
    border-bottom: 1px solid var(--line); position: sticky; top: 0; background: rgba(10,12,16,.85);
    backdrop-filter: blur(8px); z-index: 30;
}
.topbar h1 { font-size: 20px; margin: 0; font-weight: 600; }
.topbar .spacer { flex: 1; }
.menu-btn { display: none; background: none; border: 1px solid var(--line); color: var(--text);
    border-radius: var(--r-sm); padding: 7px 9px; cursor: pointer; }
.content { padding: 24px 28px 48px; max-width: 1200px; }

/* ── Cards & grid ───────────────────────────────── */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; margin-bottom: 18px; box-shadow: var(--shadow); }
.card h2 { font-size: 15px; margin: 0 0 14px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card h2 svg { width: 18px; height: 18px; color: var(--muted); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; margin-bottom: 20px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } }

.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; box-shadow: var(--shadow); }
.kpi .kpi-top { display: flex; align-items: center; justify-content: space-between; }
.kpi .kpi-ico { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary); }
.kpi .kpi-ico svg { width: 20px; height: 20px; }
.kpi .kpi-ico.green { background: rgba(34,197,94,.15); color: var(--success); }
.kpi .kpi-ico.red { background: rgba(239,68,68,.15); color: var(--danger); }
.kpi .kpi-ico.orange { background: rgba(249,115,22,.15); color: var(--accent); }
.kpi .kpi-label { color: var(--muted); font-size: 13px; margin-top: 14px; }
.kpi .kpi-value { font-size: 28px; font-weight: 600; margin-top: 2px; font-family: 'Fira Code', monospace; font-variant-numeric: tabular-nums; }
.pos { color: var(--success); } .neg { color: var(--danger); } .muted { color: var(--muted); }

/* ── Tables ─────────────────────────────────────── */
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
tbody tr { transition: background .12s; }
tbody tr:hover { background: var(--surface-2); }
tr:last-child td { border-bottom: none; }
td .num, td.num { font-family: 'Fira Code', monospace; font-variant-numeric: tabular-nums; }

/* ── Badges ─────────────────────────────────────── */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 999px;
    font-size: 12px; font-weight: 600; white-space: nowrap; border: 1px solid transparent; }
.badge.new { background: rgba(56,189,248,.14); color: #7dd3fc; }
.badge.printing { background: rgba(37,99,235,.16); color: #93b4fb; }
.badge.done { background: rgba(34,197,94,.14); color: #86efac; }
.badge.shipped { background: rgba(168,85,247,.14); color: #d8b4fe; }
.badge.paid { background: rgba(34,197,94,.2); color: #4ade80; }
.badge.cancelled { background: rgba(107,114,128,.18); color: #9ca3af; }

/* ── Buttons ────────────────────────────────────── */
.btn, button.btn { display: inline-flex; align-items: center; gap: 7px; background: var(--primary); color: #fff;
    border: none; padding: 9px 16px; border-radius: var(--r-sm); cursor: pointer; font-size: 14px;
    font-weight: 600; font-family: inherit; transition: background .15s, transform .05s; }
.btn:hover { background: var(--primary-h); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 16px; height: 16px; }
.btn.accent { background: var(--accent); } .btn.accent:hover { background: var(--accent-h); }
.btn.ghost { background: transparent; border: 1px solid var(--line-2); color: var(--text); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.sm { padding: 6px 11px; font-size: 13px; }
.icon-btn { background: none; border: none; color: var(--muted); cursor: pointer; padding: 6px; border-radius: 6px;
    display: inline-grid; place-items: center; transition: background .12s, color .12s; }
.icon-btn:hover { background: var(--surface-3); color: var(--text); }
.icon-btn.danger:hover { color: var(--danger); }
.icon-btn svg { width: 17px; height: 17px; }
.inline { display: inline; margin: 0; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.actions { display: flex; gap: 6px; align-items: center; }

/* ── Forms ──────────────────────────────────────── */
.form label, .form-row label { display: block; margin-bottom: 14px; color: var(--muted); font-size: 13px; font-weight: 500; }
input, select, textarea { width: 100%; margin-top: 6px; padding: 10px 12px; background: var(--surface-2);
    border: 1px solid var(--line-2); border-radius: var(--r-sm); color: var(--text); font-size: 14px; font-family: inherit; transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.form-row { display: flex; gap: 14px; flex-wrap: wrap; }
.form-row label { flex: 1; min-width: 150px; }
.inline-form { display: inline; margin: 0; }
.inline-form select { width: auto; margin: 0; padding: 5px 28px 5px 10px; }

/* ── Filters / chips ────────────────────────────── */
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip { padding: 6px 13px; border: 1px solid var(--line-2); border-radius: 999px; color: var(--muted);
    font-size: 13px; cursor: pointer; transition: all .15s; }
.chip:hover { color: var(--text); border-color: var(--faint); }
.chip.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ── Filament swatch / progress ─────────────────── */
.swatch { display: inline-block; width: 22px; height: 22px; border-radius: 6px;
    border: 1px solid rgba(255,255,255,.22); vertical-align: middle; box-shadow: inset 0 0 0 1px rgba(0,0,0,.2); }
.bar { width: 120px; height: 6px; background: var(--surface-3); border-radius: 4px; overflow: hidden; margin: 5px 0 2px; }
.bar span { display: block; height: 100%; background: var(--primary); border-radius: 4px; }
.bar.low span { background: var(--danger); }
.bar.mid span { background: var(--warning); }

/* ── Misc ───────────────────────────────────────── */
.calc-box { border: 1px solid var(--line-2); border-radius: var(--r); padding: 16px; margin-bottom: 16px; background: var(--surface-2); }
.calc-box legend { padding: 0 8px; color: var(--accent); font-size: 13px; font-weight: 600; }
.calc-result { margin-top: 12px; font-size: 14px; line-height: 1.7; }
.empty { text-align: center; padding: 32px 16px; color: var(--muted); }
.error { background: rgba(239,68,68,.14); color: #fca5a5; padding: 11px 14px; border-radius: var(--r-sm); margin-bottom: 14px; }
ul.plain { list-style: none; padding: 0; margin: 0; }
ul.plain li { padding: 8px 0; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 8px; }
ul.plain li:last-child { border: none; }
h1 { font-size: 22px; margin: 0 0 18px; }
.hint { color: var(--muted); font-size: 13px; margin: -8px 0 16px; }
.scrim { display: none; }

/* ── Responsive sidebar ─────────────────────────── */
@media (max-width: 900px) {
    .sidebar { transform: translateX(-100%); transition: transform .25s ease; box-shadow: var(--shadow); }
    body.nav-open .sidebar { transform: translateX(0); }
    body.nav-open .scrim { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 35; }
    .main { margin-left: 0; }
    .menu-btn { display: inline-grid; place-items: center; }
    .content { padding: 18px 16px 40px; }
    .topbar { padding: 14px 16px; }
}

/* ── Login ──────────────────────────────────────── */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100dvh; padding: 20px; }
.login-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
    padding: 36px; width: 340px; box-shadow: var(--shadow); }
.login-card .brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; justify-content: center; margin-bottom: 24px; }
.login-card .brand svg { color: var(--accent); }
.login-card button { width: 100%; margin-top: 6px; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }