:root {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --transition-speed: 0.3s;
    --ticker-duration: 25s;
}

body.light-mode {
    --bg-color: #f4f6f9;
    --text-main: #2c3e50;
    --text-muted: #7f8c8d;
    --card-bg: #ffffff;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    --accent-color: #2980b9;
    --bar-color: #3498db;
    --bar-supplier: #8e44ad;
    --bar-category: #16a085;
    --good-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --bar-portal: #3498db;
    --bar-off: #dfe4ea;
    --border-color: #ecf0f1;
    --table-header: #f8f9fa;
    --table-border: #e9ecef;
    --modal-bg: rgba(0, 0, 0, 0.4);
}

body.dark-mode {
    --bg-color: #0d1117;
    --text-main: #e6edf3;
    --text-muted: #8b949e;
    --card-bg: #161b22;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    --accent-color: #58a6ff;
    --bar-color: #1f6feb;
    --bar-supplier: #bc8bf8;
    --bar-category: #3fb950;
    --good-color: #238636;
    --warning-color: #d29922;
    --danger-color: #f85149;
    --bar-portal: #58a6ff;
    --bar-off: #30363d;
    --border-color: #30363d;
    --table-header: #21262d;
    --table-border: #30363d;
    --modal-bg: rgba(0, 0, 0, 0.7);
}

.c-green {
    background: var(--good-color);
}

.c-red {
    background: var(--danger-color);
}

.c-blue {
    background: var(--bar-portal);
}

.c-gray {
    background: var(--bar-off);
}

/* Donut Anpassung für Portal */
#donut-portal {
    background: conic-gradient(var(--bar-portal) 0% var(--pct), var(--bar-off) var(--pct) 100%);
}

body.no-scroll {
    overflow: hidden;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0;
    padding: 15px;
    height: 100vh;
    box-sizing: border-box;
    transition: background-color var(--transition-speed), color var(--transition-speed);
    overflow-y: auto;
}

.dashboard-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 1920px;
    margin: 0 auto;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
}

header h1 {
    margin: 0;
    font-size: 2rem;
    color: var(--accent-color);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.time-container {
    font-size: 1.5rem;
    font-weight: bold;
}

.settings-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    transition: transform 0.3s;
    padding: 0;
    display: flex;
    align-items: center;
    color: var(--text-muted);
}

.settings-btn:hover {
    transform: rotate(90deg);
    color: var(--text-main);
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 22px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
}

input:checked+.slider {
    background-color: var(--accent-color);
}

input:checked+.slider:before {
    transform: translateX(22px);
}

.slider.round {
    border-radius: 22px;
}

.slider.round:before {
    border-radius: 50%;
}

.card {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 15px;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    box-sizing: border-box;
    min-width: 0;
}

.card h3 {
    margin: 0 0 10px 0;
    font-size: 1rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.badge {
    background-color: var(--bar-color);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.kpi-card {
    border-left: 6px solid var(--bar-color);
}

.kpi-card.status-good {
    border-left-color: var(--good-color);
}

.kpi-card.status-warning {
    border-left-color: var(--warning-color);
}

.kpi-card.status-danger {
    border-left-color: var(--danger-color);
}

.value-container {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.value {
    font-size: 2.5rem;
    font-weight: bold;
}

.label {
    font-size: 1.2rem;
    color: var(--text-muted);
}

.ticker-wrap {
    width: 100%;
    background-color: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: flex;
    overflow: hidden;
    height: 40px;
    align-items: center;
    box-shadow: var(--card-shadow);
}

.ticker-title {
    background-color: var(--accent-color);
    color: white;
    padding: 0 15px;
    font-weight: bold;
    height: 100%;
    display: flex;
    align-items: center;
    z-index: 10;
    white-space: nowrap;
}

.ticker-move {
    display: flex;
    white-space: nowrap;
    padding-left: 100%;
    animation: ticker var(--ticker-duration) linear infinite;
}

.ticker-move.hover-pause:hover {
    animation-play-state: paused;
}

.ticker-item {
    display: inline-block;
    padding: 0 2rem;
    font-size: 1.1rem;
    border-right: 1px solid var(--border-color);
}

.ticker-item .time {
    color: var(--text-muted);
    margin-right: 8px;
    font-size: 0.9rem;
}

.ticker-item .city {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-left: 5px;
    font-style: italic;
}

.ticker-item .price {
    color: var(--good-color);
    font-weight: bold;
    margin-left: 8px;
}

.ticker-item .price.negative {
    color: var(--danger-color);
}

@keyframes ticker {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-100%);
    }
}

.chart-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.chart-row {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.chart-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 500;
}

.chart-bar-bg {
    background-color: var(--border-color);
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
}

.chart-bar-fill {
    height: 100%;
    width: 0%;
    transition: width 1s ease-in-out;
}

.fill-blue {
    background-color: var(--bar-color);
}

.fill-purple {
    background-color: var(--bar-supplier);
}

.fill-green {
    background-color: var(--bar-category);
}

.empty-chart-msg {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    padding: 30px 10px;
}

.v-chart-container {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 210px;
    padding-top: 10px;
    gap: 5px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 5px;
    overflow: hidden;
}

/* Collapse height when chart is empty */
.v-chart-container:has(.empty-chart-msg) {
    height: auto;
    border-bottom: none;
}

.v-bar-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    flex: 1 1 0;
    min-width: 0;
}

.v-bar-val {
    font-size: 0.75rem;
    font-weight: bold;
    margin-bottom: 4px;
    color: var(--text-muted);
}

.v-bar-fill {
    width: 100%;
    max-width: 35px;
    border-radius: 4px 4px 0 0;
    transition: height 1s ease-in-out;
}

.v-bar-label-container {
    height: 40px;
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: 8px;
}

.v-bar-label {
    text-align: center;
    font-size: 0.7rem;
    line-height: 1.1;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    color: var(--text-main);
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}

.payment-terms-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
}

.progress-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    font-weight: 500;
}

.progress-bar-bg {
    background-color: var(--border-color);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    width: 0%;
    transition: width 1s ease-in-out;
}

.progress-bar-fill.good {
    background-color: var(--good-color);
}

.progress-bar-fill.warning {
    background-color: var(--warning-color);
}

.progress-bar-fill.danger {
    background-color: var(--danger-color);
}

.portal-info {
    margin-top: 5px;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px dashed var(--border-color);
    padding-top: 10px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    text-align: left;
}

.data-table th {
    background-color: var(--table-header);
    color: var(--text-muted);
    padding: 6px;
    border-bottom: 2px solid var(--table-border);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.data-table td {
    padding: 6px;
    border-bottom: 1px solid var(--table-border);
}

.data-table tr:last-child td {
    border-bottom: none;
}

/* ---------------- ZONE F (DONUT & GAUGES) ---------------- */
.donut-container {
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: center;
    margin-top: 10px;
}

.donut-chart {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(var(--good-color) 0% var(--pct), var(--danger-color) var(--pct) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.donut-hole {
    width: 90px;
    height: 90px;
    background: var(--card-bg);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.donut-total-lbl {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
}

.donut-total-val {
    font-size: 1.6rem;
    font-weight: bold;
    color: var(--text-main);
}

.donut-legend {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-grow: 1;
}

.legend-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 4px;
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 4px;
    display: inline-block;
    margin-right: 8px;
}

.gauge-layout {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 5px;
}

.gauge-wrapper {
    position: relative;
    width: 160px;
    height: 80px;
    overflow: hidden;
    margin: 0 auto;
}

.gauge-bg,
.gauge-fill {
    position: absolute;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    box-sizing: border-box;
    border: 16px solid var(--border-color);
}

.gauge-fill {
    border-color: var(--danger-color) var(--danger-color) transparent transparent;
    transform: rotate(calc(135deg + var(--gauge-deg)));
    transition: transform 1.5s ease;
}

.gauge-fill.good {
    border-color: var(--good-color) var(--good-color) transparent transparent;
}

.gauge-center {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    text-align: center;
    font-size: 2rem;
    font-weight: bold;
    line-height: 1;
    color: var(--text-main);
}

footer {
    display: flex;
    justify-content: space-between;
    background-color: var(--card-bg);
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
    margin-top: 10px;
    margin-bottom: 20px;
}

.ticker-footer {
    font-weight: bold;
}

.status-connected {
    color: var(--good-color);
    font-weight: bold;
}

.status-fallback {
    color: var(--danger-color);
    font-weight: bold;
}

.status-stale {
    color: var(--warning-color);
    font-weight: bold;
}

.footer-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.refresh-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 1.1rem;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s, border-color 0.2s, transform 0.3s;
    padding: 0;
    line-height: 1;
}

.refresh-btn:hover {
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.refresh-btn.spinning {
    animation: spin-once 0.6s ease;
}

@keyframes spin-once {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.refresh-countdown {
    font-size: 0.85rem;
    color: var(--text-muted);
    min-width: 160px;
}

.footer-sep {
    color: var(--border-color);
}

.data-stamp {
    color: var(--text-muted);
}

.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--modal-bg);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(3px);
    padding: 30px;
    box-sizing: border-box;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
}

.modal-content h2 {
    margin-top: 0;
    color: var(--accent-color);
    font-size: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 0;
}

.settings-scroll-area {
    overflow-y: auto;
    padding-right: 15px;
    margin-top: 15px;
    margin-bottom: 15px;
}

.settings-subtitle {
    font-size: 1.1rem;
    color: var(--accent-color);
    margin: 40px 0 15px 0;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 5px;
}

.settings-subtitle:first-child {
    margin-top: 0;
}

.settings-grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.checkbox-group {
    justify-content: flex-start;
}

/* Wichtig: höhere Spezifität als .form-group label (space-between), damit Checkboxen linksbündig bleiben */
.form-group.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: normal;
    cursor: pointer;
    justify-content: flex-start;
    text-align: left;
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
}

.form-group input,
.form-group select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-color);
    color: var(--text-main);
    font-size: 0.95rem;
}

.max-hint {
    color: var(--warning-color);
    font-size: 0.75rem;
    font-weight: normal;
}

.hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.btn-cancel {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-save {
    background: var(--good-color);
    color: white;
    border: none;
    padding: 10px 25px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    font-size: 0.95rem;
}

.btn-save:hover {
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 1400px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {

    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .settings-grid-2col {
        grid-template-columns: 1fr;
    }

    .chart-labels {
        font-size: 0.75rem;
    }

    .value {
        font-size: 2rem;
    }

    .card {
        padding: 10px;
    }
}

@media (max-width: 600px) {
    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    /* Uhrzeit links, dann Theme-Switch, dann Gear rechts (in einer Reihe) */
    .header-controls {
        width: 100%;
        justify-content: flex-end;
        gap: 10px;
    }

    .time-container {
        order: 1;
        margin-right: auto;
        /* Schiebt Uhrzeit ganz nach links */
    }

    .theme-switch {
        order: 2;
    }

    .settings-btn {
        order: 3;
    }

    .v-chart-container {
        height: 160px;
    }

    .donut-container {
        flex-direction: column;
    }

    .gauge-wrapper {
        transform: scale(0.9);
        margin-bottom: 20px;
    }

    footer {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .footer-right {
        justify-content: center;
        flex-wrap: wrap;
        gap: 8px;
    }

    .refresh-countdown {
        min-width: auto;
    }

    .modal-content {
        padding: 20px;
    }
}