body {
    font-family: 'Inter', sans-serif;
}
.hero-bg {
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)), 
                url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%23f0f7f0"/><path d="M20,20 Q40,5 60,20 T100,20" stroke="%23a8d5a5" stroke-width="2" fill="none"/><path d="M0,40 Q20,25 40,40 T80,40" stroke="%23a8d5a5" stroke-width="2" fill="none"/><path d="M30,60 Q50,45 70,60 T100,60" stroke="%23a8d5a5" stroke-width="2" fill="none"/></svg>');
    background-size: cover;
}
.nature-bg {
    background-color: #f7faf7;
}
.fade-in {
    animation: fadeIn 0.8s ease-in;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.product-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card:hover {
    transform: translateY(-5px);
}
.bottle-shape {
    clip-path: polygon(25% 0%, 75% 0%, 85% 15%, 85% 85%, 75% 100%, 25% 100%, 15% 85%, 15% 15%);
}

/* FAQ Animation Styles */
.faq-item {
    border-bottom: 1px solid #e5e7eb;
}
.faq-question {
    cursor: pointer;
    padding: 1.5rem 0;
    transition: all 0.3s ease;
}
.faq-question:hover {
    color: #065f46;
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, padding 0.3s ease;
}
.faq-answer.open {
    max-height: 300px;
    padding-bottom: 1.5rem;
}
.faq-icon {
    transition: transform 0.3s ease;
}
.faq-icon.rotate {
    transform: rotate(180deg);
}

/* Stylish Selection Styles - Desktop */
.size-option {
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid #e5e7eb;
}
.size-option:hover {
    border-color: #10b981;
    transform: scale(1.05);
}
.size-option.selected {
    border-color: #10b981;
    background-color: #f0fdf4;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}
.quantity-selector {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    border-radius: 12px;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    transition: all 0.3s ease;
}
.quantity-selector:focus-within {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}
.quantity-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: #10b981;
    color: white;
    font-size: 1.25rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}
.quantity-btn:hover {
    background: #059669;
    transform: scale(1.1);
}
.quantity-btn:disabled {
    background: #d1d5db;
    cursor: not-allowed;
    transform: none;
}
.quantity-input {
    width: 60px;
    text-align: center;
    border: none;
    font-size: 1.25rem;
    font-weight: 600;
    color: #065f46;
    background: transparent;
    outline: none;
}
.package-option {
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid #e5e7eb;
    position: relative;
    overflow: hidden;
}
.package-option:hover {
    border-color: #10b981;
    transform: translateY(-2px);
}
.package-option.selected {
    border-color: #10b981;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.15);
}
.package-badge {
    position: absolute;
    top: -1px;
    right: -1px;
    background: #10b981;
    color: white;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-bottom-left-radius: 8px;
}
.recommended-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: #f59e0b;
    color: white;
    padding: 0.25rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: 20px;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Mobile First Styles */
.product-card-mobile {
    background: white;
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: 1px solid #e5e7eb;
}

.size-option-mobile {
    flex: 1;
    padding: 12px 8px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    text-align: center;
    background: white;
    transition: all 0.2s ease;
}

.size-option-mobile.selected {
    border-color: #10b981;
    background: #f0fdf4;
    font-weight: 600;
}

.quantity-mobile {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 8px 12px;
    margin: 12px 0;
}

.qty-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: #10b981;
    color: white;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qty-input {
    width: 40px;
    text-align: center;
    border: none;
    background: transparent;
    font-weight: 600;
    font-size: 16px;
}

.package-mobile {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 12px;
    position: relative;
}

.package-mobile.recommended {
    border-color: #10b981;
    background: #f0fdf4;
}

.badge {
    position: absolute;
    top: -8px;
    right: 12px;
    background: #10b981;
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.faq-mobile {
    background: white;
    border-bottom: 1px solid #e5e7eb;
    padding: 16px 0;
}

.faq-question-mobile {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: #065f46;
}

.faq-answer-mobile {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: #6b7280;
    line-height: 1.5;
}

.faq-answer-mobile.open {
    max-height: 200px;
    margin-top: 12px;
}

/* Order Page Styles */
.order-page {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: white;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.order-page.active {
    transform: translateX(0);
}

.back-btn {
    position: absolute;
    top: 16px;
    left: 16px;
    background: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    z-index: 1001;
}

/* Hide desktop elements on mobile */
@media (max-width: 768px) {
    .desktop-only {
        display: none !important;
    }
}

/* Show mobile elements only on mobile */
@media (min-width: 769px) {
    .mobile-only {
        display: none !important;
    }
}