.sdf-seats-tables,
.sdf-product-selection {
    --sdf-bg: #080808;
    --sdf-panel: #111;
    --sdf-border: #333;
    --sdf-text: #fff;
    --sdf-muted: #a9a9a9;
    --sdf-available: #66b9ca;
    --sdf-reserved: #b8bf8f;
    --sdf-sold: #555;
    --sdf-unavailable: #2a2a2a;
    --sdf-zone: #1a1a1a;
}

.sdf-seats-tables {
    background: var(--sdf-bg);
    color: var(--sdf-text);
    padding: 32px;
    border-radius: 10px;
    overflow-x: auto;
}

.sdf-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 14px;
}

.sdf-tab {
    appearance: none;
    border: 1px solid var(--sdf-border);
    background: var(--sdf-muted)!important;
    color: var(--sdf-text);
    padding: 10px 18px;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 600;
}

.sdf-tab.is-active {
    background: #fff!important;
    color: #000!important;
}

.sdf-legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    color: var(--sdf-muted);
    font-size: 13px;
    margin: 24px 0 10px;
}

.sdf-legend span {
    display: inline-flex;
    gap: 7px;
    align-items: center;
}

.sdf-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    display: inline-block;
}

.sdf-dot.is-available,
.sdf-seat.is-available { background: var(--sdf-available); }
.sdf-dot.is-reserved,
.sdf-seat.is-reserved { background: var(--sdf-reserved); }
.sdf-dot.is-sold,
.sdf-seat.is-sold { background: var(--sdf-sold); }
.sdf-dot.is-unavailable { background: var(--sdf-unavailable); border: 1px solid #555; }

.sdf-map-hint {
    text-align: center;
    color: var(--sdf-muted);
    font-size: 13px;
    margin: 0 0 18px;
}

.sdf-map-wrap {
    min-width: 860px;
}

.sdf-map-loading {
    text-align: center;
    padding: 60px 0;
    color: var(--sdf-muted);
}

.sdf-map {
    width: min(100%, 1100px);
    margin: 0 auto;
}

/* GOLD HALL style plan: STOLICE | tables 13-9 | dance + top 1-8 | dancers | stage */
.sdf-hall-plan {
    display: grid;
    grid-template-columns: 168px 52px minmax(520px, 1fr);
    gap: 14px;
    align-items: stretch;
}

.sdf-stolice {
    border: 1px solid var(--sdf-border);
    background: var(--sdf-panel);
    border-radius: 6px;
    padding: 12px 10px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 100%;
}

.sdf-stolice-heading {
    text-align: center;
    display: grid;
    gap: 2px;
}

.sdf-stolice-heading strong {
    font-size: 14px;
    letter-spacing: .08em;
}

.sdf-stolice-heading span {
    color: var(--sdf-muted);
    font-size: 12px;
}

.sdf-stolice-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    justify-items: center;
    flex: 1;
    align-content: start;
}

.sdf-left-tables {
    display: grid;
    grid-template-rows: repeat(5, 1fr);
    gap: 8px;
    align-content: stretch;
    padding-top: 52px;
    padding-bottom: 72px;
}

.sdf-plan-main {
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: 12px;
    min-height: 420px;
}

.sdf-top-tables {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 8px;
}

.sdf-dance-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 120px;
    gap: 12px;
    min-height: 280px;
}

.sdf-dance-floor {
    border: 1px solid var(--sdf-border);
    background: linear-gradient(135deg, #101010, #181818);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: clamp(24px, 4vw, 48px);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    text-align: center;
    padding: 16px;
}

.sdf-zone {
    border: 1px dashed #555;
    background: var(--sdf-zone);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    text-align: center;
    color: var(--sdf-muted);
    padding: 12px;
    user-select: none;
    pointer-events: none;
}

.sdf-zone-title {
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: .04em;
}

.sdf-zone-note {
    font-size: 12px;
    opacity: .85;
}

.sdf-zone--dancers {
    writing-mode: horizontal-tb;
}

.sdf-zone--stage {
    min-height: 64px;
}

.sdf-seat {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #050505;
    font-size: 11px;
    font-weight: 700;
    user-select: none;
    border: 0;
    padding: 0;
    font-family: inherit;
    line-height: 1;
}

.sdf-table {
    height: 42px;
    width: 100%;
    border-radius: 6px;
}

.sdf-left-tables .sdf-table {
    height: 100%;
    min-height: 42px;
}

.sdf-chair {
    width: 30px;
    height: 30px;
    border-radius: 50%;
}

.sdf-seat.is-sold,
.sdf-seat.is-reserved {
    color: #bbb;
}

.sdf-seat.is-clickable {
    cursor: pointer;
    transition: transform .12s ease, box-shadow .12s ease;
}

.sdf-seat.is-clickable:hover,
.sdf-seat.is-clickable:focus-visible {
    transform: translateY(-1px) scale(1.04);
    box-shadow: 0 0 0 2px #fff;
    outline: none;
}

.sdf-seat:not(.is-clickable) {
    cursor: not-allowed;
    opacity: .85;
}

.sdf-product-selection {
    border: 1px solid #ddd;
    padding: 18px;
    margin: 0 0 20px;
    border-radius: 6px;
}

.sdf-product-selection h4 {
    margin: 0 0 14px;
}

.sdf-product-selection select {
    width: 100%;
}

.sdf-chair-note {
    font-size: 13px;
    opacity: .75;
}

@media (max-width: 900px) {
    .sdf-seats-tables { padding: 20px 14px; }
    .sdf-map-wrap { min-width: 780px; }
    .sdf-hall-plan {
        grid-template-columns: 148px 46px minmax(480px, 1fr);
    }
    .sdf-dance-row {
        grid-template-columns: minmax(0, 1fr) 100px;
    }
}