:root,
[data-theme="light"] {
    --bg: #f4f6f9;
    --surface: #ffffff;
    --surface-alt: #eef1f5;
    --text: #1f2933;
    --text-muted: #6b7785;
    --border: #d7dee6;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --badge-active-bg: #dcfce7;
    --badge-active-text: #166534;
    --badge-inactive-bg: #fee2e2;
    --badge-inactive-text: #991b1b;
    --shadow: 0 1px 3px rgba(0, 0, 0, .12);
}

[data-theme="dark"] {
    --bg: #11161c;
    --surface: #1b232c;
    --surface-alt: #222d38;
    --text: #e6edf3;
    --text-muted: #9aa7b4;
    --border: #313e4b;
    --primary: #3b82f6;
    --primary-hover: #60a5fa;
    --danger: #ef4444;
    --danger-hover: #f87171;
    --badge-active-bg: #14351f;
    --badge-active-text: #86efac;
    --badge-inactive-bg: #3a1717;
    --badge-inactive-text: #fca5a5;
    --shadow: 0 1px 3px rgba(0, 0, 0, .5);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Topbar ---- */
.topbar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: .6rem 1.2rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    flex-wrap: wrap;
}
.brand a { font-size: 1.3rem; font-weight: 700; color: var(--text); }
.brand .subtitle { color: var(--text-muted); font-size: .85rem; margin-left: .4rem; }
.mainnav { display: flex; gap: 1rem; flex: 1; flex-wrap: wrap; }
.mainnav a { color: var(--text); font-weight: 500; }
.userbox { display: flex; align-items: center; gap: .8rem; }
.username { color: var(--text-muted); font-size: .9rem; }
.logout { font-size: .9rem; }

/* ---- Theme-Toggle ---- */
.theme-toggle {
    width: 38px; height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface-alt);
    color: var(--text);
    cursor: pointer;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.theme-toggle:hover { border-color: var(--primary); }
.theme-toggle::after { content: "🌙"; }
[data-theme="dark"] .theme-toggle::after { content: "☀️"; }
.theme-toggle-login { position: absolute; top: 1rem; right: 1rem; }

/* ---- Layout ---- */
.content { padding: 1.2rem; max-width: 1200px; margin: 0 auto; }
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.2rem 1.4rem;
    margin-bottom: 1.2rem;
    box-shadow: var(--shadow);
}
h1 { margin-top: 0; }

/* ---- Flash ---- */
.flash { padding: .7rem 1rem; border-radius: 6px; margin-bottom: 1rem; }
.flash-error { background: var(--badge-inactive-bg); color: var(--badge-inactive-text); }
.flash-success { background: var(--badge-active-bg); color: var(--badge-active-text); }

/* ---- Buttons ---- */
button, .btn-primary, .btn-danger {
    font: inherit;
    cursor: pointer;
    border: 1px solid var(--border);
    background: var(--surface-alt);
    color: var(--text);
    padding: .5rem .9rem;
    border-radius: 6px;
}
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); }
.btn-small { padding: .3rem .6rem; font-size: .85rem; }
.btn-link { color: var(--primary); padding: .5rem 0; display: inline-block; }

/* ---- Login ---- */
.login-wrapper { display: flex; justify-content: center; align-items: center;
    min-height: 100vh; position: relative; }
.login-card { width: 320px; display: flex; flex-direction: column; gap: .8rem;
    position: relative; }
.login-card h1 { margin-bottom: 0; text-align: center; }
.login-card .subtitle { text-align: center; color: var(--text-muted); margin-top: 0; }

/* ---- Formulare ---- */
label { display: block; margin-bottom: .8rem; font-size: .9rem; font-weight: 500; }
input, select, textarea {
    width: 100%;
    margin-top: .25rem;
    padding: .5rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font: inherit;
}
.login-card button { margin-top: .4rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 1rem; }
.form-buttons { display: flex; align-items: center; gap: 1rem; }
fieldset { border: 1px solid var(--border); border-radius: 6px; margin: 0 0 1rem; }
legend { padding: 0 .4rem; font-weight: 600; }
label.check { display: inline-flex; align-items: center; gap: .4rem; font-weight: 400;
    margin-right: 1rem; }
label.check input { width: auto; margin: 0; }

/* ---- Tabellen ---- */
.data-table { width: 100%; border-collapse: collapse; margin-top: 1rem; }
.data-table th, .data-table td {
    text-align: left; padding: .55rem .6rem;
    border-bottom: 1px solid var(--border);
}
.data-table th { color: var(--text-muted); font-size: .85rem; text-transform: uppercase; }
.data-table tr:hover td { background: var(--surface-alt); }

.badge { padding: .15rem .55rem; border-radius: 999px; font-size: .8rem; }
.badge-active { background: var(--badge-active-bg); color: var(--badge-active-text); }
.badge-inactive { background: var(--badge-inactive-bg); color: var(--badge-inactive-text); }

.muted { color: var(--text-muted); font-size: .9rem; }
.meta { margin-top: 1rem; }
.search-row { display: flex; gap: .6rem; align-items: center; margin-bottom: .5rem; }
.search-row input { flex: 1; margin: 0; }
.detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.detail-grid { display: grid; grid-template-columns: 200px 1fr; gap: .3rem 1rem; }
.detail-grid dt { font-weight: 600; color: var(--text-muted); }
.detail-grid dd { margin: 0; }

.report { list-style: none; padding: 0; display: flex; gap: 1.5rem; }
.report .ok { color: var(--badge-active-text); }
.report .err { color: var(--badge-inactive-text); }
.import-form { display: flex; gap: 1rem; align-items: center; }
.import-form input { flex: 1; }

/* ---- Karte ---- */
.map-layout { display: grid; grid-template-columns: 320px 1fr; gap: 1rem;
    height: calc(100vh - 110px); }
.filters { overflow-y: auto; margin-bottom: 0; }
.filters h2 { font-size: 1rem; margin: 1rem 0 .6rem; }
.filters h2:first-child { margin-top: 0; }
.filter-buttons { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .5rem; }
.map { border-radius: 8px; border: 1px solid var(--border); }
.popup-title { font-weight: 700; font-size: 1rem; }
.popup-dist { color: var(--primary); font-weight: 600; }

@media (max-width: 800px) {
    .form-grid, .detail-grid { grid-template-columns: 1fr; }
    .map-layout { grid-template-columns: 1fr; height: auto; }
    .map { height: 60vh; }
}