:root {
    --app-background: #f2f5f4;
    --panel-background: #ffffff;
    --control-background: #f7f9f8;
    --control-hover: #edf5f1;
    --header-background: #f7f9f8;
    --accent: #169b68;
    --accent-hover: #128257;
    --accent-pressed: #0e6a47;
    --accent-soft: #e3f4eb;
    --danger: #d64562;
    --danger-soft: #fbecef;
    --disabled-background: #e8ecea;
    --disabled-text: #97a29d;
    --text-primary: #18231e;
    --text-secondary: #66736d;
    --border-dark: #dce4e0;
    --row-alt: #f2f5f4;
    --row-hover: #eef7f2;
    --row-selected: #ddf2e7;
    --badge-background: #edf8f2;
    --badge-border: #cbe7d8;
    --panel-shadow: 0 14px 38px rgba(24, 35, 30, .07);
}

html,
body {
    min-height: 100%;
    margin: 0;
    font-family: "Segoe UI", Inter, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--app-background);
    color: var(--text-primary);
    text-rendering: optimizeLegibility;
}

body {
    font-size: 14px;
}

* {
    box-sizing: border-box;
}

.anlage-marker-icon {
    object-fit: contain;
}

.anlage-marker-stack {
    background: transparent;
    border: 0;
}

.anlage-marker-layer {
    position: absolute;
    inset: 0;
    width: 70%;
    height: 70%;
    object-fit: contain;
    pointer-events: none;
}

.anlage-marker-base {
    z-index: 1;
}

.anlage-marker-status {
    inset: auto;
    top: 0px;
    right: -2px;
    z-index: 2;
    width: 30px;
    height: 30px;
    transform: translate(50%, -50%);
}

/* Leaflet nutzt intern z-index bis 1000. Die eigene Stacking-Ebene verhindert,
   dass Karten-Panes über Navigation, Drawer oder Backdrop gezeichnet werden. */
.leaflet-container {
    position: relative;
    z-index: 0;
    isolation: isolate;
}

::selection {
    background: rgba(22, 155, 104, .22);
}

a,
.btn-link {
    color: var(--accent-pressed);
}

a:hover,
.btn-link:hover {
    color: var(--accent-hover);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-primary);
    font-weight: 550;
    letter-spacing: -.025em;
}

h1 {
    margin-bottom: 18px;
    font-size: clamp(24px, 2vw, 34px);
}

h2 {
    font-size: clamp(22px, 3vw, 29px);
}

h3 {
    font-size: 22px;
}

p,
small,
.text-muted {
    color: var(--text-secondary) !important;
}

.page-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.page-heading h1,
.page-heading h2 {
    margin: 0;
}

.page-heading p {
    max-width: 680px;
    margin: 8px 0 0;
}

.eyebrow {
    display: inline-block;
    margin-bottom: 8px;
    color: var(--accent);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .15em;
    text-transform: uppercase;
}

.card,
.panel,
.table-responsive,
.content-card {
    background: var(--panel-background);
    border: 1px solid var(--border-dark);
    border-radius: 10px;
    box-shadow: var(--panel-shadow);
}

.card {
    color: var(--text-primary);
}

.card-header,
.card-footer {
    background: var(--header-background);
    border-color: var(--border-dark);
}

.card-body,
.content-card {
    padding: clamp(18px, 3vw, 28px);
}

.form-label,
label:not(.burger-button):not(.drawer-backdrop):not(.drawer-close) {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 650;
}

.form-control,
.form-select,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
    min-height: 40px;
    padding: 8px 12px;
    color: var(--text-primary);
    background-color: var(--control-background);
    border: 1px solid var(--border-dark);
    border-radius: 5px;
    font-size: 13px;
    transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}

.form-control:hover,
.form-select:hover,
input:hover,
textarea:hover,
select:hover {
    border-color: #b8c9c1;
}

.form-control:focus,
.form-select:focus,
input:focus,
textarea:focus,
select:focus,
.btn:focus-visible,
a:focus-visible,
button:focus-visible {
    border-color: var(--accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(22, 155, 104, .14);
}

.form-control:disabled,
.form-select:disabled,
input:disabled,
textarea:disabled,
select:disabled {
    color: var(--disabled-text);
    background: var(--disabled-background);
}

.btn {
    min-height: 38px;
    padding: 8px 16px;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 650;
    transition: transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    color: #fff;
    background: var(--accent);
    border-color: var(--accent);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    color: #fff;
    background: var(--accent-hover) !important;
    border-color: var(--accent-hover) !important;
}

.btn-secondary,
.btn-outline-dark {
    color: var(--text-primary);
    background: var(--panel-background);
    border-color: var(--border-dark);
}

.btn-secondary:hover,
.btn-outline-dark:hover {
    color: var(--text-primary);
    background: var(--control-hover);
    border-color: #b8c9c1;
}

.btn-outline-danger {
    color: var(--danger);
    background: white;
    border-color: #efc9d1;
}

.btn-outline-danger:hover,
.btn-danger:hover {
    color: var(--danger);
    background: var(--danger-soft);
    border-color: var(--danger);
}

.btn-danger {
    color: white;
    background: var(--danger);
    border-color: var(--danger);
}

.table-responsive {
    overflow: auto;
}

.table {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: var(--row-alt);
    --bs-table-hover-bg: var(--row-hover);
    width: 100%;
    margin: 0;
    color: var(--text-primary);
    font-size: 13px;
    vertical-align: middle;
}

.table > :not(caption) > * > * {
    padding: 12px 14px;
    border-bottom-color: var(--border-dark);
}

.table thead th,
.table ::deep thead th {
    color: var(--text-secondary);
    background: var(--header-background);
    font-size: 11px;
    font-weight: 750;
    letter-spacing: .035em;
    text-transform: uppercase;
    white-space: nowrap;
}

.table tbody tr:last-child td {
    border-bottom: 0;
}

.badge {
    padding: 5px 8px;
    color: var(--accent-pressed);
    background: var(--badge-background) !important;
    border: 1px solid var(--badge-border);
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
}

.alert {
    border-radius: 8px;
    border-width: 1px;
}

.alert-success {
    color: var(--accent-pressed);
    background: var(--accent-soft);
    border-color: var(--badge-border);
}

.alert-danger {
    color: var(--danger);
    background: var(--danger-soft);
    border-color: #efc9d1;
}

.dashboard-hero {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr);
    gap: 36px;
    align-items: center;
    min-height: 270px;
    padding: clamp(26px, 5vw, 52px);
    background: var(--panel-background);
    border: 1px solid var(--border-dark);
    border-radius: 12px;
    box-shadow: var(--panel-shadow);
}

.dashboard-hero::after {
    content: "";
    position: absolute;
    top: -20px;
    right: -20px;
    bottom: auto;
    width: 150px;
    aspect-ratio: 122.31 / 136.82;
    background: url("/images/G_4c_green.svg") center / contain no-repeat;
    opacity: 0.2;
    pointer-events: none;
}

.osm-map-fit-control {
    border: 0 !important;
    box-shadow: var(--panel-shadow) !important;
}

.osm-map-fit-button {
    display: grid;
    place-items: center;
    width: 34px;
    min-width: 34px;
    height: 34px;
    padding: 6px;
    color: var(--text-primary);
    background: var(--panel-background);
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    font: inherit;
    cursor: pointer;
}

.osm-map-fit-icon {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.osm-map-fit-button:hover:not(:disabled),
.osm-map-fit-button:focus-visible {
    color: var(--accent-pressed);
    background: var(--accent-soft);
    border-color: var(--accent);
}

.osm-map-fit-button:disabled {
    cursor: default;
    opacity: 0.55;
}

.dashboard-hero-copy {
    position: relative;
    z-index: 1;
}

.dashboard-hero h1 {
    max-width: 720px;
    margin: 0;
    font-size: clamp(34px, 5vw, 54px);
    line-height: 1.04;
}

.dashboard-hero p {
    max-width: 650px;
    margin: 18px 0 0;
    font-size: 16px;
    line-height: 1.6;
}

.hero-status {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 11px;
    padding: 22px;
    background: rgba(247, 249, 248, .92);
    border: 1px solid var(--border-dark);
    border-radius: 10px;
}

.dashboard-home-hero .hero-status {
    transform: translateX(-60px);
}

.hero-status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding-bottom: 11px;
    border-bottom: 1px solid var(--border-dark);
}

.hero-status-row:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.hero-status-row span {
    color: var(--text-secondary);
    font-size: 12px;
}

.hero-status-row strong {
    font-size: 13px;
}

.status-online {
    color: var(--accent-pressed);
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.quick-action {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    min-height: 132px;
    padding: 22px;
    color: var(--text-primary);
    background: var(--panel-background);
    border: 1px solid var(--border-dark);
    border-radius: 10px;
    text-decoration: none;
    box-shadow: 0 8px 24px rgba(24, 35, 30, .045);
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.quick-action:hover {
    color: var(--text-primary);
    border-color: #b8c9c1;
    box-shadow: var(--panel-shadow);
    transform: translateY(-2px);
}

.quick-action-icon {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 8px;
    color: white;
    background: var(--accent);
    font-size: 20px;
    font-weight: 700;
}

.quick-action h2 {
    margin: 1px 0 7px;
    font-size: 16px;
}

.quick-action p {
    margin: 0;
    font-size: 12px;
    line-height: 1.5;
}

.valid.modified:not([type=checkbox]) {
    border-color: var(--accent);
}

.invalid {
    border-color: var(--danger) !important;
}

.validation-message {
    color: var(--danger);
    font-size: 12px;
}

.blazor-error-boundary {
    padding: 16px 18px;
    color: var(--danger);
    background: var(--danger-soft);
    border: 1px solid #efc9d1;
    border-radius: 8px;
}

.blazor-error-boundary::after {
    content: "Ein Fehler ist aufgetreten.";
}

@media (max-width: 900px) {
    .dashboard-hero {
        grid-template-columns: 1fr;
    }

    .dashboard-home-hero .hero-status {
        transform: none;
    }

    .quick-actions {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    h1 {
        font-size: 28px;
    }

    .page-heading {
        flex-direction: column;
    }

    .dashboard-hero {
        min-height: auto;
        padding: 25px 20px;
    }

    .dashboard-hero h1 {
        font-size: 34px;
    }

    .dashboard-hero p {
        font-size: 14px;
    }

    .card-body,
    .content-card {
        padding: 17px;
    }
}

/* Verhindert, dass hinter der geöffneten Knoten-Chronik gescrollt wird. */
html:has(.node-history-panel),
body:has(.node-history-panel) {
    overflow: hidden;
}