html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

a, .btn-link {
    color: #0b7285;
}

/* ── 品牌色系覆寫 Bootstrap ── */
:root {
    --bs-primary: #0b7285;
    --bs-primary-rgb: 11, 114, 133;
    --bs-success: #004d57;
    --bs-success-rgb: 0, 77, 87;
    --bs-info: #0d9fb8;
    --bs-info-rgb: 13, 159, 184;
}

.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: #0b7285;
    --bs-btn-border-color: #0b7285;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #095f6f;
    --bs-btn-hover-border-color: #095f6f;
    --bs-btn-active-bg: #084f5d;
    --bs-btn-active-border-color: #084f5d;
    --bs-btn-disabled-bg: #0b7285;
    --bs-btn-disabled-border-color: #0b7285;
}

.btn-success {
    --bs-btn-color: #fff;
    --bs-btn-bg: #004d57;
    --bs-btn-border-color: #004d57;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #003d45;
    --bs-btn-hover-border-color: #003d45;
    --bs-btn-active-bg: #002e34;
    --bs-btn-active-border-color: #002e34;
    --bs-btn-disabled-bg: #004d57;
    --bs-btn-disabled-border-color: #004d57;
}

.btn-info {
    --bs-btn-color: #fff;
    --bs-btn-bg: #0d9fb8;
    --bs-btn-border-color: #0d9fb8;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #0b8499;
    --bs-btn-hover-border-color: #0b8499;
    --bs-btn-active-bg: #096e80;
    --bs-btn-active-border-color: #096e80;
    --bs-btn-disabled-bg: #0d9fb8;
    --bs-btn-disabled-border-color: #0d9fb8;
}

.btn-outline-primary {
    --bs-btn-color: #0b7285;
    --bs-btn-border-color: #0b7285;
    --bs-btn-hover-bg: #0b7285;
    --bs-btn-hover-border-color: #0b7285;
    --bs-btn-active-bg: #095f6f;
    --bs-btn-active-border-color: #095f6f;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

/* ── 座位圖預覽 ── */
.seatmap-stage {
    text-align: center;
    background: linear-gradient(180deg, #2c3e50 0%, #34495e 100%);
    color: #fff;
    padding: 10px 0;
    border-radius: 4px 4px 50% 50%;
    margin: 0 auto 28px;
    max-width: 50%;
    font-weight: bold;
    font-size: 0.95rem;
    letter-spacing: 3px;
}

.seatmap-area {
    margin-bottom: 20px;
    padding: 14px;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    background: #fff;
}

.seatmap-area-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    font-weight: 600;
    flex-wrap: wrap;
}

.seatmap-area-color-dot {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
    border: 1px solid rgba(0,0,0,0.15);
}

.seatmap-area-name {
    font-size: 1rem;
}

.seatmap-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    overflow-x: auto;
    padding: 4px 0;
}

.seatmap-row {
    display: flex;
    align-items: center;
    gap: 3px;
}

.seatmap-row-label,
.seatmap-row-label-right {
    width: 28px;
    text-align: center;
    font-size: 0.7rem;
    color: #6c757d;
    flex-shrink: 0;
}

.seatmap-seat {
    width: 18px;
    height: 18px;
    border-radius: 4px 4px 7px 7px;
    cursor: default;
    flex-shrink: 0;
    border: 1px solid rgba(0,0,0,0.12);
    transition: transform 0.1s;
}

.seatmap-seat:hover {
    transform: scale(1.3);
    z-index: 1;
}

.seatmap-seat-available {
    background-color: var(--area-color, #4CAF50);
    opacity: 0.85;
}

.seatmap-seat-broadcast {
    background: repeating-linear-gradient(
        45deg,
        #9e9e9e,
        #9e9e9e 2px,
        #bdbdbd 2px,
        #bdbdbd 4px
    );
    opacity: 0.7;
}

.seatmap-seat-reserved {
    background-color: #FF9800;
    border: 2px solid #E65100;
}

.seatmap-seat-sold {
    background: repeating-linear-gradient(
        45deg,
        #d32f2f,
        #d32f2f 2px,
        #f44336 2px,
        #f44336 4px
    );
    border: 1px solid #b71c1c;
    opacity: 0.85;
}

.seatmap-aisle {
    width: 18px;
    flex-shrink: 0;
}

.seatmap-aisle-horizontal {
    align-self: stretch;
    height: 18px;
    flex-shrink: 0;
}

.seatmap-legend {
    margin-top: 20px;
    padding: 14px;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    background: #fff;
}

.seatmap-legend-title {
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.seatmap-legend-items {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.seatmap-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
}

.seatmap-summary {
    padding: 14px;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    background: #fff;
}

/* ── Toast 通知動畫 ── */
.toast-animate {
    animation: toastSlideIn 0.3s ease forwards;
}

@keyframes toastSlideIn {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ── Help Icon（問號圖案；tooltip 由 Bootstrap JS 接手） ── */
.help-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #e9ecef;
    color: #495057;
    border: 1.5px solid #6c757d;
    font-size: 0.85rem;
    font-weight: bold;
    font-family: Arial, sans-serif;
    line-height: 1;
    cursor: help;
    vertical-align: middle;
    margin-left: 6px;
    user-select: none;
    transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.help-icon:hover {
    background-color: #0b7285;
    color: #fff;
    border-color: #0b7285;
}

/* tooltip 寬度加寬，避免換行太擠 */
.tooltip-inner {
    max-width: 260px;
    text-align: left;
    line-height: 1.4;
}