:root {
    --bg: #0f172a;
    --sidebar: #0b1220;
    --card: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --accent: #0f766e;
    --accent-2: #14b8a6;
    --danger: #b91c1c;
    --warn: #b45309;
    --ok: #047857;
    --line: #e2e8f0;
    --chip: #f1f5f9;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", sans-serif; color: var(--text); background: #f1f5f9; }
a { color: inherit; }
.auth-body { min-height: 100vh; display: grid; place-items: center; background: var(--bg); }
.card { width: min(420px, 92vw); background: var(--card); padding: 2rem; border-radius: 16px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
h1 { margin: 0 0 .25rem; }
h2 { margin: 0 0 1rem; font-size: 1.15rem; }
.muted { color: var(--muted); }
label { display: block; margin: .75rem 0 .35rem; font-weight: 600; font-size: .9rem; }
input, select, textarea {
    width: 100%; padding: .65rem .8rem; border: 1px solid #cbd5e1; border-radius: 8px; font: inherit; background: #fff;
}
input.date-dmy {
    font-variant-numeric: tabular-nums;
    letter-spacing: .04em;
    max-width: 12rem;
}
textarea { min-height: 8rem; font-family: Consolas, monospace; font-size: .85rem; }
button, .btn {
    margin-top: 1rem; padding: .7rem 1rem; border: 0; border-radius: 8px; background: var(--accent); color: #fff;
    font-weight: 700; cursor: pointer; text-decoration: none; display: inline-block; font: inherit;
}
button.secondary, .btn.secondary { background: #334155; }
button.danger { background: var(--danger); }
.row-actions { display: inline-flex; gap: .35rem; flex-wrap: wrap; }
.row-actions button { margin: 0; padding: .3rem .55rem; font-size: .78rem; }
.row-actions button.danger { background: #fee2e2; color: var(--danger); }
button.ghost { background: #e2e8f0; color: var(--text); }
.error { color: var(--danger); margin-top: .75rem; }
.ok { color: var(--ok); }

.app-body { min-height: 100vh; display: grid; grid-template-columns: 240px 1fr; }
.sidebar { background: var(--sidebar); color: #e2e8f0; padding: 1.25rem 0.75rem; min-height: 100vh; }
.brand { font-weight: 800; padding: 0 .75rem 1.25rem; letter-spacing: .02em; color: #fff; }
.sidebar nav { display: grid; gap: .2rem; }
.sidebar a {
    display: block; padding: .55rem .75rem; border-radius: 8px; text-decoration: none; color: #cbd5e1; font-size: .92rem;
}
.sidebar a:hover, .sidebar a.active { background: #142033; color: #fff; }
.sidebar .nav-group { margin: .9rem .75rem .35rem; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: #64748b; }
.app-main { min-width: 0; }
.topbar {
    display: flex; gap: 1rem; align-items: center; padding: .85rem 1.25rem; background: var(--bg); color: #fff;
}
.topbar .spacer { margin-left: auto; }
.topbar button { width: auto; margin: 0; padding: .4rem .85rem; }
.topbar select { width: auto; min-width: 8rem; }
.page { padding: 1.25rem 1.5rem 2.5rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; margin: 1.25rem 0; }
.tile {
    display: block; padding: 1.15rem; background: #fff; border-radius: 12px; text-decoration: none; color: var(--text);
    font-weight: 700; box-shadow: 0 8px 20px rgba(15,23,42,.08);
}
.tile small { display: block; margin-top: .35rem; font-weight: 500; color: var(--muted); }
.panel { background: #0f172a; color: #e2e8f0; padding: 1rem; border-radius: 12px; overflow: auto; }
.stack { display: grid; gap: 1.25rem; }
.section { background: #fff; border-radius: 14px; padding: 1.1rem 1.2rem; box-shadow: 0 8px 20px rgba(15,23,42,.06); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 .85rem; align-items: end; }
.form-grid .full { grid-column: 1 / -1; }
.form-actions { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: .5rem; }
.form-actions button { margin-top: 0; width: auto; }
.table-wrap { overflow: auto; margin-top: .75rem; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .55rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 700; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
tr.clickable { cursor: pointer; }
tr.clickable:hover, tr.selected { background: #f0fdfa; }
.badge { display: inline-block; padding: .15rem .5rem; border-radius: 999px; background: var(--chip); font-size: .75rem; font-weight: 700; }
.badge.ok { background: #d1fae5; color: var(--ok); }
.badge.warn { background: #fef3c7; color: var(--warn); }
.badge.danger { background: #fee2e2; color: var(--danger); }
.flash { margin: 0 1.5rem; padding: .7rem 1rem; border-radius: 10px; display: none; }
.flash.show { display: block; }
.flash.error { background: #fee2e2; color: var(--danger); }
.flash.ok { background: #d1fae5; color: var(--ok); }
.two-col { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1.25rem; }
@media (max-width: 980px) {
    .app-body { grid-template-columns: 1fr; }
    .sidebar { min-height: auto; }
    .two-col { grid-template-columns: 1fr; }
}
.wizard { display: grid; grid-template-columns: repeat(5, 1fr); gap: .5rem; margin-bottom: 1rem; }
.wizard .step { background: #fff; border-radius: 10px; padding: .7rem; text-align: center; font-size: .8rem; font-weight: 700; color: var(--muted); border: 2px solid transparent; }
.wizard .step.on { border-color: var(--accent); color: var(--accent); }
pre.soft { background: #f8fafc; color: #0f172a; border: 1px solid var(--line); padding: .85rem; border-radius: 10px; overflow: auto; }
.manual h2 { margin: 0 0 .6rem; }
.manual h3 { margin: 1rem 0 .4rem; font-size: 1rem; }
.manual p, .manual li { line-height: 1.5; }
.manual ol, .manual ul { margin: .35rem 0 .8rem; padding-left: 1.2rem; }
.manual .toc { display: flex; flex-wrap: wrap; gap: .5rem; }
.manual .toc a { background: var(--chip); padding: .35rem .7rem; border-radius: 999px; text-decoration: none; font-size: .85rem; font-weight: 700; }
.manual .toc a:hover { background: #ccfbf1; color: var(--accent); }
.manual kbd { font-family: Consolas, monospace; background: #f1f5f9; border: 1px solid var(--line); border-radius: 6px; padding: .05rem .35rem; font-size: .85em; }