/* ============================================================
   POPUP STYLES - DARK THEME (FORCED)
   Brand Colors: #216AC9 (accent, constant across themes) | Background/text use CSS variables — see :root block below for Light/Dark theme values
   Font: Inter
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Dark theme (default). Light theme values are injected as an inline
       override on this same :root scope from PHP, based on the
       Settings -> Popup & Calendar Theme option. See CBS_VERSION enqueue
       code in custom-booking-system.php. */
    --cbs-bg: #0a0a0a;
    --cbs-surface: #1f1f1f;
    --cbs-text: #ffffff;
    --cbs-text-muted: #a8a8a8;
    --cbs-text-disabled: #4a4a4a;
    --cbs-tint-rgb: 255,255,255;
    --cbs-ring: #0a0a0a;
    --cbs-accent: #216AC9;
}

.cbs-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.85) !important;
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    padding: 20px;
}

.cbs-popup-container {
    max-width: 720px;
    width: 100%;
    max-height: 90vh;
    background: var(--cbs-bg) !important;
    border-radius: 24px;
    padding: 28px 30px 24px;
    box-shadow: 0 30px 80px rgba(0,0,0,0.6);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--cbs-text) !important;
    overflow-y: auto;
    position: relative;
    animation: cbsFadeIn 0.3s ease-out;
    border: 1px solid rgba(var(--cbs-tint-rgb),0.08) !important;
}

@keyframes cbsFadeIn {
    from { opacity: 0; transform: translateY(20px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.cbs-popup-container::-webkit-scrollbar {
    width: 5px;
}

.cbs-popup-container::-webkit-scrollbar-track {
    background: var(--cbs-surface);
    border-radius: 8px;
}

.cbs-popup-container::-webkit-scrollbar-thumb {
    background: #216AC9;
    border-radius: 8px;
}

.cbs-popup-close {
    position: sticky;
    top: 0;
    float: right;
    background: rgba(var(--cbs-tint-rgb),0.08) !important;
    border: 2px solid rgba(var(--cbs-tint-rgb),0.1) !important;
    border-radius: 50%;
    font-size: 20px;
    color: var(--cbs-text) !important;
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    z-index: 10;
    padding: 0;
    margin: -8px -8px 0 0;
}

.cbs-popup-close:hover {
    background: #216AC9 !important;
    color: var(--cbs-text) !important;
    border-color: #216AC9 !important;
    transform: rotate(90deg);
}

.cbs-popup-trigger {
    background: #216AC9 !important;
    color: var(--cbs-text) !important;
    border: none;
    padding: 14px 36px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.25s ease;
    font-family: 'Inter', sans-serif;
    display: inline-block;
    box-shadow: 0 4px 14px rgba(33,106,201,0.3);
}

.cbs-popup-trigger:hover {
    background: #184F96 !important;
    transform: scale(1.03);
}

.cbs-popup-header h2 {
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 4px;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-tagline {
    font-size: 15px;
    color: var(--cbs-text-muted) !important;
    margin: 0 0 12px;
    font-family: 'Inter', sans-serif;
}

.cbs-price-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(var(--cbs-tint-rgb),0.06) !important;
    padding: 6px 18px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-price-badge .cbs-price {
    font-weight: 700;
}

.cbs-price-badge .cbs-dot {
    color: var(--cbs-text-muted) !important;
}

.cbs-price-badge .cbs-duration {
    color: var(--cbs-text-muted) !important;
    font-weight: 400;
}

.cbs-total-box {
    background: rgba(33,106,201,0.15) !important;
    border: 2px solid rgba(33,106,201,0.3) !important;
    border-radius: 12px;
    padding: 10px 18px;
    margin-top: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 18px;
    font-weight: 600;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-total-box .cbs-total-amount {
    color: #216AC9 !important;
    font-size: 22px;
    font-weight: 700;
}

.cbs-section {
    margin-bottom: 20px;
}

.cbs-section h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 12px;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-vehicle-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.cbs-vehicle-option {
    background: rgba(var(--cbs-tint-rgb),0.06) !important;
    border: 2px solid rgba(var(--cbs-tint-rgb),0.1) !important;
    border-radius: 12px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.15s;
    font-size: 14px;
    font-weight: 500;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-vehicle-option:hover {
    background: rgba(var(--cbs-tint-rgb),0.1) !important;
    border-color: rgba(var(--cbs-tint-rgb),0.2) !important;
}

.cbs-vehicle-option.selected {
    background: rgba(33,106,201,0.2) !important;
    border-color: #216AC9 !important;
    box-shadow: 0 0 0 2px rgba(33,106,201,0.3);
}

.cbs-vehicle-price {
    font-weight: 600;
    color: #216AC9 !important;
}

.cbs-addon-group {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(var(--cbs-tint-rgb),0.06) !important;
}

.cbs-addon-group:first-of-type {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

.cbs-addon-group h4 {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 2px;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-addon-sub {
    font-size: 13px;
    color: var(--cbs-text-muted) !important;
    margin: 0 0 12px;
    font-family: 'Inter', sans-serif;
}

.cbs-addon-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 0;
    border-bottom: 1px solid rgba(var(--cbs-tint-rgb),0.04) !important;
    gap: 12px;
    flex-wrap: wrap;
}

.cbs-addon-item:last-child {
    border-bottom: none;
}

.cbs-addon-item label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    flex: 1;
    min-width: 160px;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-addon-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #216AC9 !important;
    margin: 0;
    cursor: pointer;
    filter: brightness(1.2);
}

.cbs-addon-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-addon-sub {
    font-size: 13px;
    font-weight: 400;
    color: var(--cbs-text-muted) !important;
}

.cbs-addon-duration {
    font-size: 13px;
    font-weight: 400;
    color: var(--cbs-text-muted) !important;
}

.cbs-addon-price {
    font-size: 14px;
    font-weight: 600;
    color: #216AC9 !important;
    min-width: 50px;
    text-align: right;
}

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

.cbs-addon-qty {
    display: flex;
    align-items: center;
    gap: 6px;
}

.cbs-addon-qty.hidden {
    display: none !important;
}

.cbs-qty-input {
    width: 46px;
    padding: 4px 4px 4px 8px;
    border: 2px solid rgba(var(--cbs-tint-rgb),0.15) !important;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    background: rgba(var(--cbs-tint-rgb),0.06) !important;
    text-align: center;
    color: var(--cbs-text) !important;
    font-family: 'Inter', sans-serif;
}

.cbs-qty-input:focus {
    border-color: #216AC9 !important;
    outline: none;
}

.cbs-qty-label {
    font-size: 12px;
    color: var(--cbs-text-muted) !important;
    font-weight: 400;
}

.cbs-popup-footer {
    display: flex;
    justify-content: flex-end;
    gap: 14px;
    margin-top: 18px;
    padding-top: 18px;
    border-top: 2px solid rgba(var(--cbs-tint-rgb),0.06) !important;
}

.cbs-btn {
    border: none;
    padding: 10px 34px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.cbs-btn-outline {
    background: transparent !important;
    color: #216AC9 !important;
    border: 2px solid rgba(33,106,201,0.3) !important;
}

.cbs-btn-outline:hover {
    background: rgba(33,106,201,0.1) !important;
    border-color: #216AC9 !important;
}

.cbs-btn-primary {
    background: #216AC9 !important;
    color: #fff !important;
    box-shadow: 0 4px 14px rgba(33,106,201,0.3);
}

.cbs-btn-primary:hover {
    background: #184F96 !important;
    transform: scale(0.98);
}

/* --- RV WASH: LIST -> DETAIL DRILL-DOWN (scoped only to this popup) --- */
#cbs-popup-rv-wash .cbs-list-popup-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 6px;
}

#cbs-popup-rv-wash .cbs-list-popup-header h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--cbs-text) !important;
    margin: 0;
    font-family: 'Oswald', sans-serif;
}

#cbs-popup-rv-wash .cbs-service-count {
    display: block;
    color: var(--cbs-text-muted) !important;
    font-size: 13px;
    margin-bottom: 18px;
}

#cbs-popup-rv-wash .cbs-category-label {
    color: var(--cbs-text) !important;
    font-size: 15px;
    font-weight: 600;
    margin: 4px 0 10px;
    font-family: 'Oswald', sans-serif;
}

#cbs-popup-rv-wash .cbs-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 4px;
    border-bottom: 1px solid rgba(var(--cbs-tint-rgb),0.08);
    cursor: pointer;
    transition: background 0.15s;
}

#cbs-popup-rv-wash .cbs-list-item:hover {
    background: rgba(var(--cbs-tint-rgb),0.05);
}

#cbs-popup-rv-wash .cbs-list-item-name {
    color: var(--cbs-text) !important;
    font-size: 15px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
}

#cbs-popup-rv-wash .cbs-list-item-price {
    color: var(--cbs-text-muted) !important;
    font-size: 13px;
    margin-top: 2px;
    font-family: 'Inter', sans-serif;
}

#cbs-popup-rv-wash .cbs-chevron {
    color: var(--cbs-text-muted) !important;
    font-size: 20px;
    line-height: 1;
}

#cbs-popup-rv-wash .cbs-back-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none !important;
    border: none !important;
    color: var(--cbs-text-muted) !important;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    padding: 0;
    margin-bottom: 14px;
}

#cbs-popup-rv-wash .cbs-back-link:hover {
    color: var(--cbs-text) !important;
}

/* Turn the length grid into a single-column radio-style list, matching
   the "Select 1 Year Coating" drill-down pattern, only for RV Wash */
#cbs-popup-rv-wash .cbs-vehicle-grid {
    grid-template-columns: 1fr !important;
    gap: 0;
}

#cbs-popup-rv-wash .cbs-vehicle-option {
    background: none !important;
    border: none !important;
    border-bottom: 1px solid rgba(var(--cbs-tint-rgb),0.08) !important;
    border-radius: 0;
    padding: 14px 4px;
    box-shadow: none !important;
}

#cbs-popup-rv-wash .cbs-vehicle-option::before {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid rgba(var(--cbs-tint-rgb),0.3);
    margin-right: 12px;
    flex-shrink: 0;
    box-sizing: border-box;
}

#cbs-popup-rv-wash .cbs-vehicle-option.selected::before {
    border-color: #216AC9;
    background: #216AC9;
    box-shadow: inset 0 0 0 3px var(--cbs-ring);
}

#cbs-popup-rv-wash .cbs-vehicle-option span:first-of-type {
    display: flex;
    align-items: center;
    flex: 1;
}

#cbs-popup-rv-wash .cbs-rvwash-search {
    width: 100%;
    background: rgba(var(--cbs-tint-rgb),0.06) !important;
    border: 1px solid rgba(var(--cbs-tint-rgb),0.15) !important;
    border-radius: 10px;
    padding: 10px 14px;
    color: var(--cbs-text) !important;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    margin-bottom: 16px;
    box-sizing: border-box;
}

#cbs-popup-rv-wash .cbs-rvwash-search::placeholder {
    color: var(--cbs-text-muted) !important;
}

#cbs-popup-rv-wash .cbs-rvwash-search:focus {
    outline: none;
    border-color: #216AC9 !important;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .cbs-popup-container {
        padding: 20px 16px;
        max-height: 95vh;
        border-radius: 18px;
    }
    .cbs-vehicle-grid {
        grid-template-columns: 1fr;
    }
    .cbs-popup-header h2 {
        font-size: 22px;
    }
    .cbs-addon-item {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
    }
    .cbs-addon-right {
        justify-content: flex-end;
        padding-left: 30px;
    }
    .cbs-popup-footer {
        flex-direction: column-reverse;
    }
    .cbs-btn {
        width: 100%;
        justify-content: center;
        padding: 14px;
    }
}

@media (max-width: 480px) {
    .cbs-popup-container {
        padding: 14px 12px;
        border-radius: 14px;
    }
    .cbs-popup-header h2 {
        font-size: 19px;
    }
    .cbs-tagline {
        font-size: 13px;
    }
    .cbs-price-badge {
        font-size: 12px;
        padding: 4px 14px;
    }
    .cbs-vehicle-option {
        padding: 10px 12px;
        font-size: 13px;
    }
    .cbs-addon-item label {
        min-width: unset;
        flex-wrap: wrap;
    }
    .cbs-addon-name {
        font-size: 13px;
    }
    .cbs-qty-input {
        width: 40px;
        font-size: 12px;
    }
    .cbs-btn {
        font-size: 13px;
        padding: 12px 20px;
    }
}