body {
    font-family: 'Inter', sans-serif;
    background-color: #f9fafb;
    color: #374151;
    margin: 0;
    padding: 0;
}

h1, h2, h3 {
    font-family: 'Playfair Display', serif;
}

header {
    background-color: #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.flex {
    display: flex;
}

.justify-between {
    justify-content: space-between;
}

.items-center {
    align-items: center;
}

.text-center {
    text-align: center;
}

.text-gray-800 {
    color: #374151;
}

.text-pink-600 {
    color: #ec4899;
}

.bg-white {
    background-color: #ffffff;
}

.bg-gray-50 {
    background-color: #f9fafb;
}

.rounded-2xl {
    border-radius: 1rem;
}

.shadow-md {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.mt-8 {
    margin-top: 2rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.p-6 {
    padding: 1.5rem;
}

.p-8 {
    padding: 2rem;
}

.border-t {
    border-top: 1px solid #e5e7eb;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.font-bold {
    font-weight: 700;
}

.font-semibold {
    font-weight: 600;
}

.hover\:bg-green-600:hover {
    background-color: #16a34a;
}

.transition-all {
    transition: all 0.3s ease;
}

.transform {
    transform: scale(1);
}

.hover\:scale-105:hover {
    transform: scale(1.05);
}

input[type=number] {
    -moz-appearance: textfield;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

@media (min-width: 640px) {
    .sm\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 768px) {
    .md\:text-5xl {
        font-size: 3rem;
    }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}