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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f8f9fa;
}

header {
    position: relative;
    color: white;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
    padding: 4rem 1rem;
    margin: 0;
    min-height: 400px;
    background: url('https://i.ibb.co/m7XkS9j/IMG-2166.jpg') center center / cover no-repeat;
    background-color: #2c2c2c;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.header-image {
    display: none;
}

.header-content {
    position: relative;
    width: 90%;
    z-index: 10;
}

@media (max-width: 768px) {
    .header-content {
        top: 115px;
    }
}

header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.9);
    font-weight: 700;
    padding: 0 1rem;
}

header p {
    font-size: 1.1rem;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.9);
    padding: 0 1rem;
}

@media (min-width: 768px) {
    header {
        min-height: 500px;
        padding: 6rem 2rem;
    }
}

/* WhatsApp Chat Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 20px;
    right: 20px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    background-color: #128C7E;
    transform: scale(1.1);
}

.whatsapp-float svg {
    width: 35px;
    height: 35px;
    fill: white;
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 15px;
        right: 15px;
    }
}

/* Scroll to Services Button */
.scroll-to-services {
    display: block;
    width: 90%;
    max-width: 400px;
    margin: 1rem auto;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.scroll-to-services:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.scroll-to-services svg {
    width: 20px;
    height: 20px;
    margin-left: 10px;
    vertical-align: middle;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(5px);
    }
    60% {
        transform: translateY(3px);
    }
}

/* Certificate Section */
.certificate-section {
    background: white;
    border-radius: 12px;
    padding: 2rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    text-align: center;
}

.certificate-section h2 {
    color: #c9a88a;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.certificate-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Accordion Styles */
.accordion-header {
    cursor: pointer;
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #c9a88a;
}

.accordion-icon {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
    color: #c9a88a;
}

.accordion-icon.open {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content.open {
    max-height: 5000px;
}

@media (min-width: 768px) {
    .header-image {
        height: 500px;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

.service-category {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.category-title {
    color: #c9a88a;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #c9a88a;
}

.category-subtitle {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1rem;
    font-style: italic;
}

.service-item {
    margin: 1.5rem 0;
}

.service-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
}

.service-description {
    color: #555;
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.price-list {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    margin-top: 0.75rem;
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e0e0e0;
}

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

.price-label {
    flex: 1;
    font-size: 0.95rem;
    color: #555;
}

.price-amount {
    font-weight: 700;
    color: #c9a88a;
    font-size: 1.05rem;
}

.info-note {
    background: #fdf6f0;
    padding: 0.75rem;
    border-radius: 6px;
    margin-top: 1rem;
    font-size: 0.9rem;
    color: #8b6f47;
    border-left: 3px solid #c9a88a;
}

.treatment-benefits {
    list-style: none;
    margin-top: 0.75rem;
}

.treatment-benefits li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
    color: #555;
}

.treatment-benefits li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #c9a88a;
    font-weight: bold;
}

/* Studio Carousel Styles */
.studio-section {
    background: white;
    border-radius: 12px;
    padding: 2rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.studio-section h2 {
    color: #c9a88a;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.carousel-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    overflow: visible;
    flex-wrap: wrap;
}

.carousel-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 200px;
}

.carousel-image {
    border-radius: 8px;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    flex-shrink: 0;
}

.carousel-image.single {
    width: 240px;
    height: 300px;
}

@media (min-width: 768px) {
    .carousel-image.single {
        width: 360px;
        height: 450px;
    }
}

.carousel-arrow {
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    border: none;
    color: white;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .carousel-arrow {
        width: 38px;
        height: 38px;
        font-size: 1.2rem;
    }
}

.carousel-arrow:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(201, 168, 138, 0.4);
}

.carousel-arrow:active {
    transform: scale(0.95);
}

.contact-section {
    background: white;
    border-radius: 12px;
    padding: 2rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    text-align: center;
}

.contact-section h2 {
    color: #c9a88a;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    margin: 0.5rem 0;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    transition: background 0.2s;
}

.contact-item:hover {
    background: #e9ecef;
}

.contact-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
    color: white;
    font-size: 1.2rem;
}

.contact-details {
    text-align: left;
    flex: 1;
}

.contact-label {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.2rem;
}

.contact-value {
    font-size: 1rem;
    font-weight: 600;
    color: #333;
}

footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 3rem;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 1rem;
    transition: transform 0.2s;
}

.cta-button:hover {
    transform: translateY(-2px);
}

@media (min-width: 768px) {
    header h1 {
        font-size: 2.5rem;
    }

    .container {
        padding: 2rem;
    }

    .service-category {
        padding: 2rem;
    }

    .category-title {
        font-size: 1.8rem;
    }
}

/* Booking System Styles */
.booking-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    overflow-y: auto;
}

.booking-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.booking-modal-content {
    background-color: white;
    padding: 2rem;
    border-radius: 12px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    position: relative;
}

.booking-close {
    position: absolute;
    right: 1.5rem;
    top: 1rem;
    font-size: 28px;
    font-weight: bold;
    color: #999;
    cursor: pointer;
    line-height: 1;
}

.booking-close:hover {
    color: #333;
}

.booking-modal-content h2 {
    color: #c9a88a;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.booking-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.booking-section {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #e0e0e0;
}

.booking-section:last-child {
    border-bottom: none;
}

.booking-section h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.booking-section h4 {
    color: #555;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

#treatmentSelect {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    background-color: white;
}

#treatmentSelect:focus {
    outline: none;
    border-color: #c9a88a;
    box-shadow: 0 0 0 3px rgba(201, 168, 138, 0.1);
}

/* Calendar Styles */
.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    gap: 1rem;
}

.calendar-nav {
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.calendar-nav:hover {
    transform: scale(1.05);
}

#currentMonth {
    flex: 1;
    text-align: center;
    font-weight: 600;
    color: #333;
    font-size: 1.1rem;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    color: #333;
    background: #f8f9fa;
    transition: all 0.2s;
}

.calendar-day:hover:not(.disabled) {
    background: #e9ecef;
    border-color: #c9a88a;
}

.calendar-day.disabled {
    color: #bbb;
    background: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.6;
}

.calendar-day.today {
    border-color: #c9a88a;
    background: #fdf6f0;
    color: #c9a88a;
    font-weight: 700;
}

.calendar-day.selected {
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    color: white;
    border-color: #c9a88a;
}

.calendar-day.weekend {
    background: #fff;
}

.time-slots {
    margin-top: 1.5rem;
}

.time-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.time-slot {
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    text-align: center;
    cursor: pointer;
    font-size: 0.9rem;
    background: #f8f9fa;
    transition: all 0.2s;
}

.time-slot:hover:not(.disabled) {
    background: #e9ecef;
    border-color: #c9a88a;
}

.time-slot.disabled {
    color: #bbb;
    background: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.6;
}

.time-slot.selected {
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    color: white;
    border-color: #c9a88a;
    font-weight: 600;
}

/* Form Styles */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: #c9a88a;
    box-shadow: 0 0 0 3px rgba(201, 168, 138, 0.1);
}

.booking-summary {
    background: #fdf6f0;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
    border-left: 3px solid #c9a88a;
}

.booking-summary p {
    margin: 0.5rem 0;
    color: #555;
    font-size: 0.95rem;
}

.booking-summary strong {
    color: #333;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #d4b5a0 0%, #c9a88a 100%);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
    margin-top: 1rem;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(201, 168, 138, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

.toast {
    background: white;
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    animation: slideInRight 0.3s ease-out;
    min-width: 300px;
    border-left: 4px solid;
    font-size: 14px;
    line-height: 1.5;
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast.success {
    border-left-color: #4caf50;
    background: #f1f8f4;
    color: #1b5e20;
}

.toast.success::before {
    content: '✓';
    font-size: 20px;
    font-weight: bold;
    color: #4caf50;
    flex-shrink: 0;
}

.toast.error {
    border-left-color: #f44336;
    background: #fef5f5;
    color: #c62828;
}

.toast.error::before {
    content: '✕';
    font-size: 20px;
    font-weight: bold;
    color: #f44336;
    flex-shrink: 0;
}

.toast.info {
    border-left-color: #2196f3;
    background: #f3f8ff;
    color: #0d47a1;
}

.toast.info::before {
    content: 'ℹ';
    font-size: 20px;
    font-weight: bold;
    color: #2196f3;
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

.toast.removing {
    animation: slideOutRight 0.3s ease-out forwards;
}

@media (max-width: 768px) {
    .toast-container {
        top: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
    }

    .toast {
        min-width: auto;
        width: 100%;
    }

    .booking-modal-content {
        width: 95%;
        padding: 1.5rem;
    }

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

/* Message Modal (replace native alert) */
.message-modal {
    display: none;
    position: fixed;
    z-index: 11000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.45);
    align-items: center;
    justify-content: center;
}

.message-modal.show {
    display: flex;
}

.message-modal-content {
    background: linear-gradient(180deg, #fff 0%, #fffaf6 100%);
    border-radius: 12px;
    padding: 1.25rem 1.25rem 1.5rem 1.25rem;
    max-width: 480px;
    width: 92%;
    box-shadow: 0 8px 30px rgba(0,0,0,0.25);
    position: relative;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.message-close {
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
    background: transparent;
    border: none;
    font-size: 1.4rem;
    color: #666;
    cursor: pointer;
}

.message-icon {
    min-width: 52px;
    min-height: 52px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    font-weight: 700;
    color: white;
    background: #4caf50;
    flex-shrink: 0;
}

.message-body h3 {
    margin: 0 0 0.25rem 0;
    color: #333;
    font-size: 1.05rem;
}

.message-body p, .message-body div {
    color: #444;
    font-size: 0.95rem;
}

.message-modal .error .message-icon, .message-modal.error .message-icon {
    background: #f44336;
}

.message-modal .info .message-icon, .message-modal.info .message-icon {
    background: #2196f3;
}

.message-modal.success .message-icon {
    background: #4caf50;
}