:root {
    --bg: #f4f5f7;
    --card: #ffffff;
    --text: #1f2430;
    --muted: #6b7280;
    --border: #e2e4e9;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --danger: #dc2626;
    --ok-bg: #dcfce7;
    --ok-text: #166534;
    --err-bg: #fee2e2;
    --err-text: #991b1b;
    --new-bg: #fef3c7;
    --new-text: #92400e;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.5;
}

/* ---------- Topbar ---------- */
.topbar {
    background: #1e293b;
    color: #fff;
}
.topbar-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 52px;
}
.brand { font-weight: 600; }
.topbar nav { display: flex; align-items: center; gap: 18px; }
.topbar nav a { color: #cbd5e1; text-decoration: none; }
.topbar nav a:hover { color: #fff; }
.topbar .username { color: #94a3b8; font-size: 13px; }

/* ---------- Layout ---------- */
.container {
    max-width: 1100px;
    margin: 24px auto;
    padding: 0 20px;
}
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 17px; margin: 28px 0 10px; }
.muted { color: var(--muted); font-size: 13px; }
code { background: #eef0f3; padding: 1px 5px; border-radius: 4px; font-size: 13px; }

.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}
.page-head h1 { margin: 0; }

.tabs { display: flex; gap: 4px; }
.tabs a {
    padding: 6px 14px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--muted);
    border: 1px solid transparent;
}
.tabs a.active { background: var(--card); border-color: var(--border); color: var(--text); font-weight: 500; }

/* ---------- Tabellen ---------- */
table.files {
    width: 100%;
    border-collapse: collapse;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}
table.files th, table.files td {
    padding: 9px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
table.files th {
    background: #f8fafc;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
}
table.files tr:last-child td { border-bottom: none; }
table.files tr:hover td { background: #f8fafc; }
td.num, th.num { text-align: right; white-space: nowrap; }
td.check, th.check { width: 32px; }
td.actions, th.actions { text-align: right; white-space: nowrap; }

/* ---------- Buttons & Badges ---------- */
.btn {
    display: inline-block;
    padding: 7px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--card);
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
}
.btn:hover { background: #f1f5f9; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-danger { color: var(--danger); border-color: #fecaca; }
.btn-danger:hover { background: var(--err-bg); }
.btn-sm { padding: 3px 10px; font-size: 13px; }
.btn-block { width: 100%; }

.badge {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 999px;
    font-size: 12px;
    background: #eef0f3;
    color: var(--muted);
}
.badge-new { background: var(--new-bg); color: var(--new-text); font-weight: 600; }
.badge-ok { background: var(--ok-bg); color: var(--ok-text); }
.badge-off { background: var(--err-bg); color: var(--err-text); }

/* ---------- Toolbar, Filter, Flash ---------- */
.toolbar, .filterbar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 14px 0;
    flex-wrap: wrap;
}
.flash {
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 14px;
}
.flash-ok { background: var(--ok-bg); color: var(--ok-text); }
.flash-error { background: var(--err-bg); color: var(--err-text); }

/* ---------- Formulare ---------- */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 18px;
}
label { display: block; margin-bottom: 12px; font-size: 14px; }
input[type=text], input[type=password], input[type=number], select, textarea {
    display: block;
    width: 100%;
    margin-top: 4px;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font: inherit;
    background: #fff;
}
textarea { font-family: ui-monospace, monospace; font-size: 13px; }
.form-inline { display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap; }
.form-inline label { margin-bottom: 0; flex: 1; min-width: 160px; }
.form-inline label.checkbox { flex: 0; white-space: nowrap; display: flex; align-items: center; gap: 6px; }
.form-inline label.checkbox input { width: auto; margin: 0; }
.form-stacked { max-width: 620px; }
.form-row { display: flex; gap: 14px; }
.form-row label { flex: 1; }
.form-row label.narrow { flex: 0 0 110px; }
form.inline { display: inline; }

/* ---------- Pagination ---------- */
.pagination { margin-top: 14px; display: flex; gap: 4px; flex-wrap: wrap; }
.pagination a {
    padding: 4px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    text-decoration: none;
    color: var(--text);
    background: var(--card);
}
.pagination a.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ---------- Login ---------- */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}
.login-box {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 32px;
    width: 100%;
    max-width: 360px;
}
.login-box h1 { text-align: center; font-size: 20px; margin: 0 0 20px; }

@media (max-width: 640px) {
    td.actions .btn { margin-bottom: 4px; }
    .form-row { flex-direction: column; gap: 0; }
}