@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #00508B;
    --secondary-color: #ff6f00;
    --bg-color: #f0f4f8;
    --text-color: #1a202c;
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    background: var(--bg-color);
    background-image: radial-gradient(circle at 10% 20%, rgba(0, 80, 139, 0.05) 0%, transparent 40%),
                      radial-gradient(circle at 90% 80%, rgba(255, 111, 0, 0.05) 0%, transparent 40%);
    background-attachment: fixed;
    color: var(--text-color);
    min-height: 100vh;
}

h1, h2, h3, h4 {
    margin-top: 0;
    color: var(--primary-color);
}

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

/* Glassmorphism Classes */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    padding: 2rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 30px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 80, 139, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 80, 139, 0.4);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 111, 0, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 111, 0, 0.4);
}

.btn-danger {
    background: #e53e3e;
    color: white;
}

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: 1rem; }
.gap-8 { gap: 2rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.w-full { width: 100%; }
.text-center { text-align: center; }

/* Micro animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

/* Form inputs */
.form-group {
    margin-bottom: 1.5rem;
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}
input, select, textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.9);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 80, 139, 0.15);
}

/* Nav */
nav {
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.5px;
}

/* Dashboard specific */
.dashboard-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

.product-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.product-item img {
    width: 50px; height: 50px; border-radius: 8px; object-fit: cover; margin-right: 1rem;
}

/* Storefront */
.store-header {
    text-align: center;
    padding: 3rem 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.product-card {
    padding: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.product-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.product-details {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.product-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-color);
}

.product-price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary-color);
}

/* Cart floating button */
#cart-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    padding: 15px 25px;
    font-size: 1.2rem;
    border-radius: 50px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}
.modal-content {
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}