/* Booking availability widget (isolated styles) */
.booking-availability {
    --ba-bg: #ffffff;
    --ba-border: rgba(17, 17, 17, 0.08);
    --ba-muted: #6f7176;
    --ba-title: #1b1d21;
    --ba-accent: #b08968;
    --ba-accent-soft: rgba(176, 137, 104, 0.12);
    --ba-shadow: 0 18px 36px rgba(20, 20, 20, 0.08);
    --ba-radius-lg: 22px;
    --ba-radius-md: 16px;
    --ba-radius-sm: 999px;
    max-width: 1040px;
    margin: 0 auto;
    padding: 34px 30px;
    background: linear-gradient(180deg, #fff 0%, #fcfaf8 100%);
    border: 1px solid var(--ba-border);
    border-radius: var(--ba-radius-lg);
    box-shadow: var(--ba-shadow);
}

.booking-availability-head {
    display: grid;
    gap: 10px;
    margin-bottom: 22px;
}

.booking-availability-head h3 {
    margin: 0;
    color: var(--ba-title);
    font-size: clamp(1.3rem, 2vw, 1.75rem);
    letter-spacing: 0.01em;
}

.booking-availability-head p {
    margin: 0;
    color: var(--ba-muted);
    font-size: 0.98rem;
    max-width: 700px;
    line-height: 1.55;
}

.booking-availability-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 20px;
}

.ba-button {
    border: 1px solid rgba(176, 137, 104, 0.45);
    background: linear-gradient(180deg, #b99678 0%, #a97f5e 100%);
    color: #fff;
    border-radius: 12px;
    padding: 11px 18px;
    font-size: 0.95rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    transition: transform 0.24s ease, box-shadow 0.24s ease, filter 0.24s ease;
    box-shadow: 0 12px 24px rgba(176, 137, 104, 0.25);
}

.ba-button:hover {
    transform: translateY(-2px);
    filter: brightness(1.03);
    box-shadow: 0 16px 30px rgba(176, 137, 104, 0.34);
}

.ba-button:active {
    transform: translateY(0);
}

.ba-button:disabled {
    cursor: not-allowed;
    opacity: 0.8;
    box-shadow: none;
}

.ba-status {
    color: var(--ba-muted);
    font-size: 0.92rem;
}

.ba-spinner {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    animation: ba-spin 0.8s linear infinite;
}

@keyframes ba-spin {
    to {
        transform: rotate(360deg);
    }
}

.ba-result {
    display: grid;
    gap: 14px;
}

.ba-empty {
    padding: 16px 18px;
    border: 1px dashed rgba(176, 137, 104, 0.35);
    border-radius: 12px;
    background: rgba(176, 137, 104, 0.06);
    color: #6f5b4b;
    font-size: 0.95rem;
}

.ba-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.ba-day-card {
    background: var(--ba-bg);
    border: 1px solid rgba(176, 137, 104, 0.2);
    border-radius: var(--ba-radius-md);
    padding: 14px;
    box-shadow: 0 10px 24px rgba(20, 20, 20, 0.06);
    display: grid;
    gap: 12px;
    transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.ba-day-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 28px rgba(20, 20, 20, 0.1);
}

.ba-date {
    margin: 0;
    color: var(--ba-title);
    font-size: 1rem;
    font-weight: 700;
}

.ba-slots {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ba-slot {
    border: 1px solid rgba(176, 137, 104, 0.3);
    background: var(--ba-accent-soft);
    color: #5a4737;
    border-radius: var(--ba-radius-sm);
    padding: 6px 11px;
    font-size: 0.84rem;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    transition: all 0.2s ease;
}

.ba-slot:hover {
    transform: translateY(-1px);
    border-color: rgba(176, 137, 104, 0.6);
    background: rgba(176, 137, 104, 0.18);
}

@media (max-width: 992px) {
    .ba-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .booking-availability {
        padding: 20px 16px;
        border-radius: 16px;
    }

    .booking-availability-toolbar {
        align-items: stretch;
    }

    .ba-button {
        width: 100%;
        justify-content: center;
    }

    .ba-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}