body {
    background: #f8fafc;
}

.calendar-container {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: visible;
}

.slot-btn {
    margin: 5px;
    min-width: 100px;
}

.slot-btn.disabled {
    background: #f8d7da !important;
    border-color: #f5c2c7 !important;
    color: #842029 !important;
    pointer-events: none;
    opacity: 0.75;
}

#bookingModal {
    z-index: 250000 !important;
}

.modal-backdrop {
    z-index: 240000 !important;
    background-color: rgba(0, 0, 0, 0.5) !important;
}

#bookingModal .modal-dialog {
    margin: 6vh auto;
    max-width: 540px;
}

/* Adjust inline flatpickr so month/year aren't clipped */
.flatpickr-calendar.inline {
    position: relative !important;
    transform: none !important;
    margin: 5px auto;
    width: 100% !important;
    max-width: 340px;
    overflow: visible !important;
    padding-top: 0px;
    padding-bottom: 12px;
    text-align: center;
}

.flatpickr-calendar.inline .flatpickr-innerContainer {
    display: inline-block;
    text-align: left;
    width: auto;
    padding-bottom: 14px;
    position: relative !important;
    overflow: visible !important;
    padding-top: 12px !important;
    padding-bottom: 18px !important;
}

.flatpickr-calendar.inline .flatpickr-months,
.flatpickr-calendar.inline .flatpickr-weekdays {
    display: block;
    text-align: center;
}

.flatpickr-calendar.inline .flatpickr-months {
    position: relative !important;
    z-index: 120 !important;
    background: #fff !important;
    display: block !important;
    width: 100% !important;
    box-shadow: none !important;
    padding: 8px 0 !important;
    margin-bottom: 0 !important;
}

.flatpickr-calendar.inline .flatpickr-months .flatpickr-current-month {
    display: block !important;
    width: 100% !important;
    text-align: center !important;
    white-space: nowrap !important;
    font-size: 1rem !important;
    line-height: 1.3 !important;
    padding: 0 6px !important;
    margin: 0 auto !important;
    position: relative !important;
    z-index: 125 !important;
}

.flatpickr-calendar.inline .flatpickr-weekdays,
.flatpickr-calendar.inline .flatpickr-days {
    position: relative !important;
    z-index: 20 !important;
    margin-top: 10px !important;
}

.flatpickr-calendar.inline .flatpickr-innerContainer {
    padding-top: 6px !important;
    padding-bottom: 16px !important;
    overflow: visible !important;
}

.flatpickr-calendar.inline .flatpickr-days .day {
    z-index: 10 !important;
}

.flatpickr-current-month,
.flatpickr-month {
    overflow: visible !important;
}

#bookingModal .modal-body {
    overflow-y: auto;
    max-height: calc(100vh - 220px);
}

.flatpickr-calendar.inline .flatpickr-prev-month,
.flatpickr-calendar.inline .flatpickr-next-month {
    position: absolute !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 34px !important;
    height: 34px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: transparent !important;
    border: none !important;
    z-index: 250 !important;
    pointer-events: auto !important;
    cursor: pointer !important;
    color: inherit !important;
    font-size: 1rem !important;
}

.flatpickr-calendar.inline .flatpickr-prev-month {
    left: 6px !important;
}

.flatpickr-calendar.inline .flatpickr-next-month {
    right: 6px !important;
}

.flatpickr-calendar.inline .flatpickr-prev-month.disabled,
.flatpickr-calendar.inline .flatpickr-next-month.disabled {
    opacity: 0.45 !important;
    pointer-events: none !important;
}

.flatpickr-calendar.inline .flatpickr-months {
    overflow: visible !important;
}

.flatpickr-calendar.inline .flatpickr-weekdays,
.flatpickr-calendar.inline .flatpickr-days {
    z-index: 10 !important;
}

.flatpickr-calendar.inline,
.flatpickr-calendar.inline .flatpickr-innerContainer {
    pointer-events: auto !important;
}


/* ============================================
       TIME SLOTS SECTION
       ============================================ */
#time-slots {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-start;
}

.slot-btn {
    margin: 0;
    padding: 0.65rem 1.25rem;
    min-width: 130px;
    box-sizing: border-box;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.slot-btn:not(.disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.2);
}

/* ============================================
       ENHANCED MODAL STYLES - DESKTOP
       ============================================ */
.modal-dialog {
    margin: 2rem auto;
    max-width: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    border: none;
    border-radius: 1.25rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    background: #ffffff;
    overflow: hidden;
    width: 100%;
}

.modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-bottom: none;
    padding: 1.75rem 2rem;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header .modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
    margin: 0;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.9;
    width: 1.25rem;
    height: 1.25rem;
    margin: 0;
    padding: 0;
}

.modal-header .btn-close:hover {
    opacity: 1;
    transform: scale(1.1);
}

.modal-body {
    padding: 1.5rem;
    background: #f8f9fb;
    overflow-y: auto;
}

.modal-footer {
    border-top: none;
    padding: 1.25rem 1.5rem 1.5rem;
    background: #f8f9fb;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* ============================================
       FORM ELEMENTS - MODERN DESIGN
       ============================================ */
.mb-3 {
    margin-bottom: 1.25rem !important;
    background: #ffffff;
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    transition: all 0.2s ease;
}

.mb-3:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.form-label {
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    display: block;
}

.form-control,
.form-select {
    border: 2px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
    font-size: 1rem;
    background-color: #ffffff;
    color: #2d3748;
    width: 100%;
    box-sizing: border-box;
}

.form-control:focus,
.form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    outline: none;
    background-color: #ffffff;
}

.form-control::placeholder {
    color: #a0aec0;
    opacity: 1;
}

/* Input group styling - proper alignment */
.input-group {
    gap: 0.75rem;
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-group .form-select {
    border-radius: 0.5rem;
    flex: 0 0 auto;
    min-width: 120px;
}

.input-group .form-control {
    flex: 1 1 auto;
    min-width: 0;
}

/* intl-tel-input specific fixes */
.iti {
    width: 100%;
    display: block;
}

.iti__country-list {
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Submit button */
#confirmBookingBtn {
    width: 100%;
    padding: 0.875rem 2rem;
    border-radius: 0.625rem;
    font-weight: 600;
    font-size: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: #ffffff;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

#confirmBookingBtn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

#confirmBookingBtn:active:not(:disabled) {
    transform: translateY(0);
}

#confirmBookingBtn:disabled {
    background: linear-gradient(135deg, #a0aec0 0%, #718096 100%);
    box-shadow: none;
    cursor: not-allowed;
    opacity: 0.7;
}

/* Error feedback */
.invalid-feedback {
    font-size: 0.875rem;
    margin-top: 0.5rem;
    color: #e53e3e;
    font-weight: 500;
    display: block;
}

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: #fc8181;
    background-image: none;
}

.form-control.is-invalid:focus,
.form-select.is-invalid:focus {
    border-color: #e53e3e;
    box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

/* ============================================
       MOBILE OPTIMIZATIONS (768px and below)
       ============================================ */
@media (max-width: 768px) {

    /* Modal positioning */
    .modal.fade .modal-dialog {
        transform: translateY(100%);
        transition: transform 0.3s ease-out;
    }

    .modal.show .modal-dialog {
        transform: translateY(0);
        margin: 0 !important;
    }

    .modal-dialog.modal-fullscreen-sm-down {
        margin: 0;
        min-height: 100vh;
        height: 100vh;
        max-width: 100%;
        width: 100%;
        display: block;
    }

    .modal-content {
        border-radius: 1.25rem 1.25rem 0 0;
        height: 100vh;
        width: 100%;
        display: flex;
        flex-direction: column;
        max-height: 100vh;
        margin: 0;
    }

    /* Header - compact and centered */
    .modal-header {
        padding: 1rem 1.25rem;
        border-radius: 1.25rem 1.25rem 0 0;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .modal-header .modal-title {
        font-size: 1.125rem;
        margin: 0;
    }

    /* Body - scrollable with proper padding */
    .modal-body {
        padding: 1rem 1rem 0.5rem;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        flex: 1 1 auto;
        min-height: 0;
        background: #f8f9fb;
    }

    /* Form groups - mobile optimized */
    .mb-3 {
        padding: 0.875rem 1rem;
        margin-bottom: 0.875rem !important;
        border-radius: 0.625rem;
    }

    .form-label {
        font-size: 0.8125rem;
        margin-bottom: 0.4rem;
        font-weight: 600;
    }

    .form-control,
    .form-select {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 0.6875rem 0.875rem;
        border-radius: 0.5rem;
    }

    /* Input group mobile layout - proper alignment */
    .input-group {
        display: flex;
        flex-direction: row;
        gap: 0.5rem;
        width: 100%;
        align-items: stretch;
    }

    .input-group .form-select {
        flex: 0 0 110px;
        min-width: 110px;
        width: 110px;
    }

    .input-group .form-control,
    .input-group .iti {
        flex: 1 1 auto;
        min-width: 0;
    }

    /* Footer - fixed at bottom with proper centering */
    .modal-footer {
        padding: 1rem 1.25rem;
        border-top: 1px solid rgba(0, 0, 0, 0.06);
        flex-shrink: 0;
        box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.05);
        background: #ffffff;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    #confirmBookingBtn {
        padding: 0.8125rem 1.5rem;
        font-size: 0.9375rem;
        width: 100%;
        max-width: 100%;
    }

    /* Close button */
    .btn-close {
        padding: 0.5rem;
        margin: 0;
    }

    /* Scrollbar styling */
    .modal-body::-webkit-scrollbar {
        width: 4px;
    }

    .modal-body::-webkit-scrollbar-track {
        background: transparent;
    }

    .modal-body::-webkit-scrollbar-thumb {
        background: #cbd5e0;
        border-radius: 2px;
    }

    /* Time slots mobile grid */
    #time-slots {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .slot-btn {
        width: 100%;
        min-width: 0;
        padding: 0.5625rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* ============================================
       TABLET ADJUSTMENTS (769px - 991px)
       ============================================ */
@media (max-width: 991.98px) and (min-width: 769px) {
    .modal-dialog.modal-lg {
        max-width: 640px;
    }

    .modal-body {
        padding: 1.5rem;
    }

    .mb-3 {
        padding: 1rem 1.125rem;
    }
}

/* ============================================
       LARGER DESKTOP (992px and above)
       ============================================ */
@media (min-width: 992px) {
    .modal-dialog {
        max-width: 600px;
    }
}

/* ============================================
       ACCESSIBILITY & ANIMATION IMPROVEMENTS
       ============================================ */
.form-control:focus-visible,
.form-select:focus-visible,
.btn:focus-visible {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Smooth transitions */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Loading state for form */
.modal-body.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Ensure all text inputs are properly aligned */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Fix for Safari and iOS specific alignment issues */
@supports (-webkit-touch-callout: none) {
    .form-control,
    .form-select {
        line-height: 1.5;
    }
}