/* CSS Variables */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #22c55e;
    --error-color: #ef4444;
    --background-color: #f8fafc;
    --card-background: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Main Container */
.booking-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header */
.booking-header {
    text-align: center;
    margin-bottom: 40px;
}

.booking-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.booking-header .subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Progress Bar */
.progress-bar {
    height: 6px;
    background-color: var(--border-color);
    border-radius: 3px;
    margin-bottom: 16px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: width 0.3s ease;
    width: 25%;
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.progress-step {
    display: flex;
    align-items: center;
    gap: 8px;
}

.progress-step.active {
    color: var(--primary-color);
    font-weight: 600;
}

.progress-step.completed {
    color: var(--success-color);
}

.step-number {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.progress-step.active .step-number {
    background-color: var(--primary-color);
    color: white;
}

.progress-step.completed .step-number {
    background-color: var(--success-color);
    color: white;
}

/* Main Content */
.booking-main {
    background-color: var(--card-background);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px;
    position: relative;
    min-height: 400px;
}

.booking-step {
    animation: fadeIn 0.3s ease;
}

.booking-step.hidden {
    display: none;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Questions */
.question-container h2 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.question-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-btn {
    display: flex;
    align-items: center;
    padding: 20px 24px;
    background-color: var(--background-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    font-size: 1rem;
    color: var(--text-primary);
}

.option-btn:hover {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.option-btn.selected {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

/* Multi-select checkbox styling */
.question-options.multi-select .option-btn {
    padding-left: 16px;
}

.checkbox-icon {
    font-size: 1.25rem;
    margin-right: 12px;
    color: var(--text-secondary);
}

.option-btn.selected .checkbox-icon {
    color: var(--primary-color);
}

.multi-select-actions {
    margin-top: 24px;
    display: flex;
    justify-content: flex-end;
}

.multi-select-actions .btn {
    min-width: 120px;
}

.option-btn .option-icon {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    margin-right: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.option-btn.selected .option-icon {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
}

.option-btn.selected .option-icon::after {
    content: '✓';
    color: white;
    font-size: 14px;
}

/* Practitioner/Appointment Type Select */
.select-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.select-card {
    padding: 20px;
    background-color: var(--background-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.select-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.select-card.selected {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.select-card h3 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.select-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Next Available Banner */
.next-available-banner {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 24px;
    color: white;
}

.next-available-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.next-available-label {
    font-weight: 500;
    opacity: 0.9;
}

.next-available-time {
    font-weight: 700;
    font-size: 1.1rem;
}

.next-available-banner .btn-small {
    padding: 8px 16px;
    font-size: 0.875rem;
    background-color: white;
    color: #059669;
    border: none;
}

.next-available-banner .btn-small:hover {
    background-color: #f0fdf4;
}

.next-available-banner.loading {
    opacity: 0.7;
}

.next-available-banner.no-availability {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

/* Month Navigation */
.month-navigation {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.current-month {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    min-width: 180px;
    text-align: center;
}

/* Full Month Calendar */
.month-calendar {
    background-color: white;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    margin-bottom: 24px;
}

.calendar-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background-color: var(--background-color);
    border-bottom: 1px solid var(--border-color);
}

.calendar-header-day {
    padding: 12px 8px;
    text-align: center;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.calendar-day {
    padding: 12px 8px;
    text-align: center;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}

.calendar-day:hover:not(.disabled):not(.no-availability):not(.other-month) {
    background-color: #eff6ff;
    border-color: var(--primary-color);
}

.calendar-day.selected {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.calendar-day.today {
    font-weight: 700;
}

.calendar-day.today::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.calendar-day.selected.today::after {
    background-color: white;
}

.calendar-day.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background-color: #f9fafb;
}

.calendar-day.other-month {
    color: #d1d5db;
    background-color: #fafafa;
    cursor: default;
}

.calendar-day.no-availability {
    background-color: #fef2f2;
    color: #991b1b;
    cursor: not-allowed;
}

.calendar-day.no-availability:hover {
    background-color: #fef2f2;
}

.calendar-day.has-availability {
    background-color: #f0fdf4;
}

.calendar-day.has-availability:hover {
    background-color: #dcfce7;
}

.calendar-day .day-number {
    font-size: 1rem;
    font-weight: 500;
}

.calendar-day.selected .day-number {
    color: white;
}

.calendar-day .availability-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    margin-top: 4px;
}

.calendar-day.has-availability .availability-dot {
    background-color: #10b981;
}

.calendar-day.no-availability .availability-dot {
    background-color: #ef4444;
}

/* Loading state for calendar */
.calendar-day.loading {
    position: relative;
}

.calendar-day.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Select date prompt */
.select-date-prompt {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px 20px;
    font-size: 1rem;
}

/* Time Slots */
.time-slots-container h3 {
    margin-bottom: 16px;
    color: var(--text-primary);
}

.time-slots {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 8px;
}

.time-slot {
    padding: 12px 16px;
    text-align: center;
    background-color: var(--background-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.time-slot .slot-time {
    font-weight: 600;
}

.time-slot .slot-practitioner {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.time-slot:hover {
    border-color: var(--primary-color);
}

.time-slot.selected {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: white;
}

.time-slot.selected .slot-practitioner {
    color: rgba(255, 255, 255, 0.8);
}

/* Practitioner Banner */
.practitioner-banner {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border: 1px solid #bfdbfe;
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 20px;
}

.practitioner-banner .banner-content {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.practitioner-banner .banner-icon {
    font-size: 1.25rem;
}

.practitioner-banner .banner-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

.practitioner-banner.hidden {
    display: none;
}

/* Urgent Banner */
.urgent-banner {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 2px solid #ef4444;
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 20px;
}

.urgent-banner .urgent-banner-content {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.urgent-banner .urgent-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.urgent-banner .urgent-text {
    font-size: 0.95rem;
    color: #991b1b;
    line-height: 1.5;
}

.urgent-banner .urgent-text strong {
    color: #dc2626;
    font-weight: 700;
}

.urgent-banner.hidden {
    display: none;
}

.no-slots-message {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* Patient Form */
.patient-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Cancellation Policy */
.cancellation-policy {
    background: #fefce8;
    border: 1px solid #fef08a;
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-bottom: 24px;
}

.cancellation-policy .policy-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.cancellation-policy .policy-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.cancellation-policy .policy-checkbox label {
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    margin: 0;
}

.cancellation-policy .policy-text {
    font-size: 0.9rem;
    color: #713f12;
    line-height: 1.5;
    margin: 0;
}

.cancellation-policy.error {
    border-color: var(--error-color);
    background: #fef2f2;
}

.cancellation-policy.error .policy-text {
    color: #991b1b;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: var(--background-color);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
}

.btn-large {
    width: 100%;
    padding: 16px 24px;
    font-size: 1.1rem;
}

/* Confirmation */
.confirmation-container {
    text-align: center;
    padding: 40px 0;
}

.confirmation-icon {
    width: 80px;
    height: 80px;
    background-color: var(--success-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    margin: 0 auto 24px;
}

.confirmation-container h2 {
    font-size: 2rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.confirmation-message {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.appointment-summary {
    background-color: var(--background-color);
    border-radius: var(--radius-sm);
    padding: 24px;
    margin-bottom: 24px;
    text-align: left;
}

.appointment-summary .summary-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.appointment-summary .summary-item:last-child {
    border-bottom: none;
}

.appointment-summary .summary-label {
    color: var(--text-secondary);
}

.appointment-summary .summary-value {
    font-weight: 600;
}

.confirmation-note {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* Navigation */
.booking-navigation {
    margin-top: 24px;
    display: flex;
    justify-content: flex-start;
}

/* Loading Overlay */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    z-index: 100;
}

.loading-overlay.hidden {
    display: none;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

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

/* Error Message */
.error-message {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--error-color);
    color: white;
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 1000;
}

.error-message.hidden {
    display: none;
}

.error-message .btn-secondary {
    background-color: white;
    color: var(--error-color);
    border: none;
    padding: 8px 16px;
}

/* Responsive */
@media (max-width: 768px) {
    .booking-container {
        padding: 20px 16px;
    }

    .booking-header h1 {
        font-size: 1.75rem;
    }

    .booking-main {
        padding: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .calendar-container {
        grid-template-columns: repeat(7, 1fr);
        gap: 4px;
    }

    .calendar-day {
        padding: 12px 4px;
    }

    .calendar-day .day-name {
        font-size: 0.625rem;
    }

    .calendar-day .day-number {
        font-size: 1rem;
    }

    .date-navigation {
        flex-direction: column;
        gap: 12px;
    }

    .time-slots {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Quick Telecall Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-overlay.hidden {
    display: none;
}

.modal-content {
    background: var(--card-background);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    max-width: 550px;
    width: 100%;
    padding: 30px;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.telecall-modal h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: 20px;
    text-align: center;
}

.telecall-message {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 20px;
}

.telecall-message p {
    color: #92400e;
    margin-bottom: 12px;
    line-height: 1.6;
}

.telecall-message p:last-child {
    margin-bottom: 0;
}

.telecall-confirm {
    margin-bottom: 24px;
}

.telecall-confirm .checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-weight: 500;
}

.telecall-confirm input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.modal-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.modal-buttons .btn {
    min-width: 140px;
}

#telecallProceedBtn:disabled,
#telehealthProceedBtn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Telehealth Option Checkbox */
.telehealth-option {
    background: #f0f9ff;
    border: 1px solid #0ea5e9;
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-bottom: 20px;
}

.telehealth-option.hidden {
    display: none;
}

.telehealth-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
}

.telehealth-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.telehealth-checkbox label {
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
}

/* Telehealth Modal */
.telehealth-modal h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: 20px;
    text-align: center;
}

.telehealth-message {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 20px;
    max-height: 300px;
    overflow-y: auto;
}

.telehealth-message p {
    color: #92400e;
    margin-bottom: 12px;
    line-height: 1.6;
}

.telehealth-message p:last-child {
    margin-bottom: 0;
}

.telehealth-confirm {
    margin-bottom: 24px;
}

.telehealth-confirm .checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-weight: 500;
}

.telehealth-confirm input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--primary-color);
}