/* ==== Custom Properties ==== */
:root {
    --bg: #f6f4ef;
    --surface: #ffffff;
    --border: #e0dcd0;
    --text: #26291f;
    --text-muted: #6b6a5e;
    --accent: #2f6b3a;
    --accent-dark: #234f2b;
    --accent-contrast: #ffffff;
    --danger: #b3402a;
    --danger-bg: #fbe9e5;
    --warning: #93641c;
    --warning-bg: #fbf1de;
    --success: #2f6b3a;
    --success-bg: #e8f2e9;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.05);
    --navbar-h: 60px;
    --transition: 0.15s ease;
}

* { box-sizing: border-box; }

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

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px 20px 60px;
}

.container.narrow { max-width: 520px; }
.center-page { text-align: center; padding-top: 80px; }

/* ==== Navbar ==== */
.navbar {
    height: var(--navbar-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 20;
}

.nav-brand a {
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    color: var(--text);
}

.nav-brand span {
    font-weight: 400;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-left: 6px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--text);
    font-size: 0.92rem;
}

.nav-links a:hover { color: var(--accent-dark); }

.nav-logout-form { margin: 0; }

.link-button {
    background: none;
    border: none;
    padding: 0;
    font: inherit;
    color: var(--text-muted);
    cursor: pointer;
}

.link-button:hover { color: var(--danger); }

/* ==== Cards & Layout ==== */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 20px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.page-header h1 { margin: 0; }

/* ==== Forms ==== */
label {
    display: block;
    font-weight: 600;
    font-size: 0.88rem;
    margin: 14px 0 6px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="tel"],
textarea,
select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font: inherit;
    background: var(--surface);
    color: var(--text);
}

textarea { resize: vertical; min-height: 90px; }

input:focus, textarea:focus, select:focus {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 12px 0;
}

.checkbox-row input { width: auto; }
.checkbox-row label { margin: 0; font-weight: 500; }

.form-row { display: flex; gap: 16px; flex-wrap: wrap; }
.form-row > * { flex: 1 1 200px; }

/* ==== Buttons ==== */
.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), border-color var(--transition);
}

.btn-primary { background: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { background: var(--accent-dark); }

.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-dark); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #8f2f1d; }

.btn-sm { padding: 6px 12px; font-size: 0.85rem; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ==== Alerts ==== */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 0.92rem;
}

.alert-error { background: var(--danger-bg); color: var(--danger); }
.alert-warning { background: var(--warning-bg); color: var(--warning); }
.alert-success { background: var(--success-bg); color: var(--success); }

/* ==== Tables ==== */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
}

th, td {
    text-align: left;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 0.92rem;
}

th { background: #f0ede4; font-weight: 600; }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.table-wrap table { border-radius: 0; }

/* ==== Badges ==== */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
}

.badge-pending { background: var(--warning-bg); color: var(--warning); }
.badge-confirmed { background: var(--success-bg); color: var(--success); }
.badge-cancelled { background: var(--danger-bg); color: var(--danger); }
.badge-approved { background: var(--success-bg); color: var(--success); }
.badge-denied, .badge-revoked, .badge-expired { background: var(--danger-bg); color: var(--danger); }

/* ==== Plot picker (Buchung) ==== */
.plot-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    background: var(--surface);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.plot-card .price { font-size: 1.3rem; font-weight: 700; color: var(--accent-dark); }

.site-plan-wrap { position: relative; display: inline-block; max-width: 100%; }
.site-plan-wrap img { max-width: 100%; border-radius: var(--radius); display: block; }

.plot-marker {
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    border: 2px solid #fff;
    box-shadow: 0 0 0 2px var(--accent);
    transform: translate(-50%, -50%);
    cursor: pointer;
}

.plot-marker.linked { background: var(--warning); box-shadow: 0 0 0 2px var(--warning); }
.plot-marker.selected { background: var(--danger); box-shadow: 0 0 0 3px var(--danger); }

/* ==== Wegenetz-Editor (Lageplan) ==== */
.site-plan-editor { cursor: crosshair; }

.site-plan-svg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; }
.site-plan-svg .edge-line { pointer-events: none; }
.site-plan-wrap.mode-delete .edge-line { pointer-events: stroke; cursor: pointer; }
.site-plan-wrap.mode-delete .edge-line:hover { stroke: var(--danger); stroke-width: 1; }

.waypoint-marker {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid #fff;
    transform: translate(-50%, -50%);
    cursor: pointer;
    z-index: 5;
}

.waypoint-marker.kind-entrance { background: #1d4ed8; box-shadow: 0 0 0 2px #1d4ed8; }
.waypoint-marker.kind-junction { background: #6b7280; box-shadow: 0 0 0 2px #6b7280; }
.waypoint-marker.selected { outline: 3px solid var(--danger); outline-offset: 1px; }

.editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.editor-toolbar .btn.active { background: var(--accent-dark); color: #fff; border-color: var(--accent-dark); }

.editor-hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 8px 0 16px;
    min-height: 1.2em;
}

/* ==== Modal ==== */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 50;
}

.modal-backdrop.hidden { display: none; }

.modal {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 24px;
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 18px;
}

/* ==== Toast ==== */
#toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--text);
    color: #fff;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
    z-index: 100;
}

#toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ==== Responsive ==== */
@media (max-width: 768px) {
    .nav-brand span { display: none; }
    .navbar { padding: 0 14px; }
    .container { padding: 16px 14px 40px; }
}

@media (max-width: 600px) {
    .nav-links { gap: 10px; font-size: 0.85rem; }
    .grid { grid-template-columns: 1fr; }
    .form-row { flex-direction: column; }
}

@media (max-width: 480px) {
    .card { padding: 14px; }
    th, td { padding: 8px 10px; font-size: 0.85rem; }
}