* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #667eea;
    --primary-dark: #5568d3;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Navigation */
nav {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    box-shadow: var(--shadow-md);
    margin-bottom: 40px;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

nav h1 {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 28px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

nav h1 i {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 32px;
}

nav a {
    color: var(--text-dark);
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

nav a:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Alerts */
.alert {
    padding: 16px 20px;
    margin: 20px 0;
    border-radius: 12px;
    border-left: 4px solid;
    box-shadow: var(--shadow-sm);
    animation: slideIn 0.3s ease;
}

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

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border-color: var(--success-color);
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border-color: var(--danger-color);
}

/* Cards and Containers */
.booking-container,
.admin-container,
.login-box {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.5s ease;
}

/* Full-width admin panel */
.admin-full-width-wrapper {
    width: 100%;
    background: var(--bg-white);
    margin: 0;
    padding: 0;
}

.admin-full-width {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 30px 40px;
    border-radius: 0;
    min-height: calc(100vh - 200px);
    background: var(--bg-white);
    box-shadow: none;
}

.admin-full-width .bookings-table {
    width: 100%;
    overflow-x: auto;
}

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

.booking-container h2,
.admin-container h2 {
    color: var(--text-dark);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Calendar Month View */
.calendar-wrapper {
    margin: 30px 0;
}

.calendar-month-view {
    background: var(--bg-white);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-xl);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 25px 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 15px;
    color: white;
}

.calendar-header h3 {
    font-size: 28px;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.calendar-header .nav-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 12px 18px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 18px;
    font-weight: bold;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.calendar-header .nav-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

/* Weekday Headers */
.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-bottom: 10px;
}

.weekday-header {
    font-weight: 700;
    text-align: center;
    padding: 15px 10px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 10px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Calendar Days Grid */
.calendar-days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.calendar-day {
    min-height: 100px;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bg-white);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    overflow: hidden;
}

.calendar-day::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.calendar-day:hover:not(.past):not(.empty) {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.calendar-day:hover:not(.past):not(.empty)::before {
    opacity: 0.1;
}

.calendar-day:hover:not(.past):not(.empty) .day-number {
    color: var(--primary-color);
    font-weight: 700;
}

.day-number {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.calendar-day.past {
    background: var(--bg-light);
    color: #9ca3af;
    cursor: not-allowed;
    opacity: 0.4;
}

.calendar-day.past .day-number {
    color: #9ca3af;
}

.calendar-day.today {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15), rgba(118, 75, 162, 0.15));
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.calendar-day.today .day-number {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 20px;
}

.today-indicator {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    z-index: 1;
}

.calendar-day.selected {
    border-color: #22c55e;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(16, 185, 129, 0.2));
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.3);
}

.calendar-day.selected .day-number {
    color: #22c55e;
    font-weight: 700;
}

.calendar-day.weekend {
    background: linear-gradient(135deg, #fef3f2, #fee2e2);
}

.calendar-day.weekend.past {
    background: var(--bg-light);
}

.calendar-day.empty {
    border: none;
    cursor: default;
    background: transparent;
    min-height: auto;
}

/* Responsive Calendar */
@media (max-width: 768px) {
    .calendar-day {
        min-height: 70px;
        padding: 8px;
    }
    
    .day-number {
        font-size: 16px;
    }
    
    .calendar-header h3 {
        font-size: 20px;
    }
    
    .weekday-header {
        padding: 10px 5px;
        font-size: 12px;
    }
}

.time-slots {
    margin-top: 30px;
    padding: 30px;
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
    border-radius: 15px;
    border: 2px solid var(--border-color);
    animation: slideIn 0.3s ease;
}

.time-slots h4 {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.time-slots-container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.time-slot {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 12px 24px;
    margin: 8px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.time-slot i {
    font-size: 14px;
}

.time-slot:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-color));
}

/* Forms */
.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: var(--bg-white);
    color: var(--text-dark);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.form-group p {
    padding: 12px;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: 10px;
    color: var(--text-dark);
    font-weight: 500;
    border-left: 4px solid var(--primary-color);
}

/* Buttons */
.btn {
    padding: 14px 32px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-color));
}

.btn-secondary {
    background: #6b7280;
    color: white;
}

.btn-secondary:hover {
    background: #4b5563;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    color: white;
    padding: 8px 20px;
    font-size: 14px;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
    padding: 40px 20px;
}

.login-box {
    width: 100%;
    max-width: 450px;
}

.login-box h2 {
    text-align: center;
    margin-bottom: 35px;
    font-size: 32px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Admin Dashboard */
.admin-container h2 {
    margin-bottom: 30px;
}

.bookings-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 30px;
    background: var(--bg-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.bookings-table thead {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.bookings-table th {
    padding: 18px;
    text-align: left;
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 1px;
}

.bookings-table td {
    padding: 18px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-dark);
}

.bookings-table tbody tr {
    transition: all 0.3s ease;
}

.bookings-table tbody tr:hover {
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
    transform: scale(1.01);
    box-shadow: var(--shadow-sm);
}

.bookings-table tbody tr:last-child td {
    border-bottom: none;
}

.bookings-table select {
    padding: 8px 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-white);
    color: var(--text-dark);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.bookings-table select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Footer */
footer {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 30px 0;
    margin-top: 60px;
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

footer .container {
    text-align: center;
}

footer p {
    color: var(--text-light);
    margin: 8px 0;
    font-size: 14px;
}

footer p strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* Booking Form Container */
#booking-form-container {
    margin-top: 30px;
    padding: 30px;
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
    border-radius: 15px;
    border: 2px solid var(--border-color);
    animation: slideIn 0.3s ease;
}

#booking-form-container h3 {
    color: var(--text-dark);
    margin-bottom: 25px;
    font-size: 24px;
    font-weight: 600;
}

/* Booking Loader */
.booking-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.booking-loader-overlay .spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.btn-loader {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-loader i {
    animation: spin 1s linear infinite;
}

#booking-form-container {
    position: relative;
}

#booking-form-container form {
    transition: opacity 0.3s ease;
}

#booking-form-container form[style*="pointer-events: none"] {
    opacity: 0.6;
}

/* Mobile Navigation */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-dark);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    background: rgba(102, 126, 234, 0.1);
}

.mobile-nav-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 768px) {
    /* Base adjustments */
    body {
        font-size: 14px;
    }

    .container {
        padding: 15px;
    }

    /* Navigation */
    nav {
        padding: 15px 0;
        margin-bottom: 20px;
    }

    nav .container {
        flex-wrap: wrap;
        gap: 15px;
    }

    nav h1 {
        font-size: 22px;
        flex: 1;
        min-width: 0;
    }

    nav h1 i {
        font-size: 24px;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .mobile-nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 8px;
        margin-top: 15px;
        padding-top: 15px;
        border-top: 1px solid var(--border-color);
    }

    .mobile-nav-links.active {
        display: flex;
    }

    nav a {
        padding: 12px 15px;
        margin: 0;
        width: 100%;
        text-align: center;
        font-size: 14px;
    }

    /* Cards and containers */
    .booking-container,
    .admin-container,
    .login-box {
        padding: 20px;
        border-radius: 15px;
        margin: 15px 0;
    }

    .admin-full-width-wrapper {
        padding: 0;
    }

    .admin-full-width {
        padding: 20px 15px;
        min-height: auto;
    }

    .booking-container h2,
    .admin-container h2 {
        font-size: 24px;
        margin-bottom: 20px;
    }

    /* Calendar */
    .calendar-month-view {
        padding: 15px;
        border-radius: 15px;
    }

    .calendar-header {
        padding: 15px;
        margin-bottom: 15px;
        flex-wrap: wrap;
        gap: 10px;
    }

    .calendar-header h3 {
        font-size: 18px;
        flex: 1;
        min-width: 0;
    }

    .calendar-header .nav-btn {
        padding: 10px 14px;
        font-size: 16px;
    }

    .calendar-weekdays {
        gap: 4px;
        margin-bottom: 8px;
    }

    .weekday-header {
        padding: 8px 4px;
        font-size: 11px;
        letter-spacing: 0.5px;
    }

    .calendar-days-grid {
        gap: 4px;
    }

    .calendar-day {
        min-height: 60px;
        padding: 6px;
        border-radius: 8px;
    }

    .day-number {
        font-size: 14px;
    }

    .calendar-day.today .day-number {
        font-size: 16px;
    }

    .today-indicator {
        width: 6px;
        height: 6px;
        top: 4px;
        right: 4px;
    }

    /* Time slots */
    .time-slots {
        padding: 20px;
        margin-top: 20px;
        border-radius: 12px;
    }

    .time-slots h4 {
        font-size: 18px;
        margin-bottom: 15px;
    }

    .time-slots-container {
        gap: 8px;
    }

    .time-slot {
        padding: 10px 16px;
        margin: 4px;
        font-size: 13px;
        border-radius: 8px;
    }

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

    .form-group label {
        font-size: 13px;
        margin-bottom: 6px;
    }

    .form-group input,
    .form-group select {
        padding: 12px 15px;
        font-size: 15px;
        border-radius: 10px;
    }

    /* Buttons */
    .btn {
        padding: 12px 24px;
        font-size: 14px;
        border-radius: 10px;
    }

    .btn-danger {
        padding: 8px 16px;
        font-size: 13px;
    }

    /* Tables - Convert to cards on mobile */
    .bookings-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .bookings-table thead {
        display: none;
    }

    .bookings-table tbody {
        display: block;
    }

    .bookings-table tbody tr {
        display: block;
        margin-bottom: 15px;
        background: var(--bg-white);
        border-radius: 12px;
        box-shadow: var(--shadow-md);
        padding: 15px;
        border: 1px solid var(--border-color);
    }

    .bookings-table tbody td {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid var(--border-color);
        text-align: left;
    }

    .bookings-table tbody td:last-child {
        border-bottom: none;
    }

    .bookings-table tbody td:before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--primary-color);
        display: block;
        margin-bottom: 5px;
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .bookings-table tbody td[data-label="Actions"] {
        padding-top: 15px;
    }

    .bookings-table tbody td[data-label="Actions"] > div {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .bookings-table tbody td[data-label="Actions"] .btn {
        width: 100%;
        text-align: center;
    }

    .bookings-table tbody td select {
        width: 100% !important;
        padding: 8px !important;
    }

    /* Admin Dashboard */
    .admin-container > div[style*="display: flex"] {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start !important;
    }

    .admin-container > div[style*="display: flex"] h2 {
        font-size: 20px;
        margin: 0;
    }

    .admin-container > div[style*="display: flex"] .btn {
        width: 100%;
        text-align: center;
    }

    /* Booking form container */
    #booking-form-container {
        padding: 20px;
        margin-top: 20px;
        border-radius: 12px;
    }

    #booking-form-container h3 {
        font-size: 20px;
        margin-bottom: 20px;
    }

    /* Footer */
    footer {
        padding: 20px 0;
        margin-top: 40px;
    }

    footer p {
        font-size: 13px;
    }

    /* Login */
    .login-container {
        min-height: 60vh;
        padding: 20px 15px;
    }

    .login-box {
        max-width: 100%;
    }

    .login-box h2 {
        font-size: 24px;
        margin-bottom: 25px;
    }

    /* Loader */
    .booking-loader-overlay .spinner {
        width: 40px;
        height: 40px;
        border-width: 3px;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-color));
}

/* Payment Options Styling */
.payment-options {
    margin-top: 10px;
}

.payment-option {
    transition: all 0.3s ease;
    position: relative;
}

.payment-option:hover {
    border-color: var(--primary-color) !important;
    background: rgba(102, 126, 234, 0.05);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.payment-option input[type="radio"]:checked + div {
    color: var(--primary-color);
}

.payment-option input[type="radio"]:checked ~ * {
    color: var(--primary-color);
}

.payment-option:has(input[type="radio"]:checked) {
    border-color: var(--primary-color) !important;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2), var(--shadow-md);
    transform: translateY(-2px);
}

.payment-option:has(input[type="radio"]:checked) i,
.payment-option.selected i {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.payment-option.selected {
    border-color: var(--primary-color) !important;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2), var(--shadow-md);
    transform: translateY(-2px);
}

/* Responsive payment options */
@media (max-width: 768px) {
    .payment-options {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
    
    .payment-option {
        min-height: 120px !important;
        padding: 20px !important;
    }
    
    .payment-option i {
        font-size: 36px !important;
        margin-bottom: 10px !important;
    }

    .payment-option .title {
        font-size: 16px !important;
    }

    .payment-option .description {
        font-size: 12px !important;
    }
}

/* Session Settings Mobile Styles */
@media (max-width: 768px) {
    .settings-tabs {
        flex-direction: column;
        gap: 0;
        border-bottom: none;
    }

    .settings-tabs .tab {
        padding: 12px 15px;
        border-bottom: 1px solid var(--border-color);
        border-left: 3px solid transparent;
        border-bottom-color: var(--border-color);
    }

    .settings-tabs .tab.active {
        border-left-color: var(--primary-color);
        border-bottom-color: var(--border-color);
    }

    .add-setting-form {
        padding: 20px !important;
    }

    .add-setting-form h3 {
        font-size: 18px;
        margin-bottom: 15px;
    }

    .add-setting-form > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    .day-schedule-card {
        padding: 15px !important;
    }

    .day-schedule-card > div[style*="display: flex"] {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start !important;
    }

    .day-schedule-card h4 {
        font-size: 16px !important;
    }

    .day-schedule-card > div[style*="display: flex"][style*="gap: 10px"] {
        flex-direction: column;
        width: 100%;
    }

    .day-schedule-card .btn {
        width: 100%;
        text-align: center;
    }

    .replace-option-card {
        padding: 15px !important;
    }

    .replace-option-card label {
        flex-direction: column;
        align-items: flex-start !important;
    }

    .replace-option-card .custom-checkbox {
        margin-bottom: 10px;
    }

    #preview-times {
        padding: 12px !important;
    }

    #preview-content {
        gap: 6px !important;
    }

    #preview-content span {
        font-size: 11px !important;
        padding: 4px 8px !important;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    nav h1 {
        font-size: 18px;
    }

    .booking-container h2,
    .admin-container h2 {
        font-size: 20px;
    }

    .calendar-header h3 {
        font-size: 16px;
    }

    .calendar-day {
        min-height: 50px;
        padding: 4px;
    }

    .day-number {
        font-size: 12px;
    }

    .time-slot {
        padding: 8px 12px;
        font-size: 12px;
    }

    .btn {
        padding: 10px 20px;
        font-size: 13px;
    }

    .form-group input,
    .form-group select {
        padding: 10px 12px;
        font-size: 14px;
    }

    .calendar-header .nav-btn {
        padding: 8px 12px;
        font-size: 14px;
    }
}

/* Touch-friendly improvements */
@media (max-width: 768px) {
    /* Increase touch target sizes */
    .btn,
    .calendar-day:not(.empty):not(.past),
    .time-slot,
    nav a,
    .mobile-menu-toggle {
        min-height: 44px;
        min-width: 44px;
    }

    /* Improve text readability */
    body {
        -webkit-text-size-adjust: 100%;
        text-size-adjust: 100%;
    }

    /* Prevent horizontal scroll */
    * {
        max-width: 100%;
    }

    /* Better form inputs on mobile */
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="date"],
    input[type="time"],
    select,
    textarea {
        font-size: 16px !important; /* Prevents zoom on iOS */
    }
}