:root {
    --color-accent: #F97316; /* orange-500 */
    --color-accent-hover: #EA580C; /* orange-600 */
    --color-bg-main: #F9FAFB; /* gray-50 */
    --color-bg-card: #FFFFFF; /* white */
    --color-border: #E5E7EB; /* gray-200 */
    --color-text-primary: #1F2937; /* gray-800 */
    --color-text-secondary: #6B7280; /* gray-500 */
    --color-text-light: #FFFFFF;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--color-bg-main);
    color: var(--color-text-primary);
}

.font-sans {
    font-family: 'Inter', sans-serif;
}

.nav-link {
    position: relative;
    color: var(--color-text-secondary);
    transition: color 0.3s ease;
    font-weight: 500;
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 60%;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-accent);
    color: white;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    transition: all 0.3s ease;
    transform: scale(1);
    box-shadow: 0 4px 14px 0 rgba(249, 115, 22, 0.39);
}

.cta-button:hover {
    background-color: var(--color-accent-hover);
    transform: scale(1.05);
    box-shadow: 0 6px 20px 0 rgba(249, 115, 22, 0.45);
}

.product-card {
    background-color: var(--color-bg-card);
    border-radius: 0.75rem; /* 12px */
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.product-card .p-5 {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.details-button {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-accent);
    color: var(--color-text-light);
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem; /* 8px */
    text-align: center;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.details-button:hover {
    background-color: var(--color-accent-hover);
    transform: scale(1.02);
}

.favorite-button {
    flex-shrink: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.625rem; /* 10px */
    border-radius: 0.5rem; /* 8px */
    background-color: #F3F4F6; /* gray-100 */
    color: #6B7280; /* gray-500 */
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.favorite-button:hover {
    background-color: #E5E7EB; /* gray-200 */
    color: var(--color-text-primary);
}

.favorite-button.favorited {
    background-color: #FEE2E2; /* red-100 */
    color: #EF4444; /* red-500 */
}

.favorite-button.favorited .lucide-heart {
    fill: #EF4444; /* red-500 */
}

/* Auth Modal Styles */
.auth-tab {
    flex: 1;
    padding: 0.75rem 1rem;
    text-align: center;
    font-weight: 500;
    color: #6B7280;
    background: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.auth-tab:hover {
    color: var(--color-accent);
}

.auth-tab.active-tab {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #D1D5DB;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    background-color: #FFFFFF;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.form-input::placeholder {
    color: #9CA3AF;
}

/* Auth Modal Animation */
#auth-modal {
    backdrop-filter: blur(4px);
}

#auth-modal-content {
    max-height: 90vh;
    overflow-y: auto;
}

/* Responsive adjustments for auth modal */
@media (max-width: 640px) {
    #auth-modal-content {
        margin: 1rem;
        max-width: calc(100% - 2rem);
    }
    
    .auth-tab {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* Profile page styles */
.profile-avatar {
    border: 4px solid var(--color-accent);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.2);
}

/* Dark theme support for auth modal */
body.bg-gray-900 .form-input {
    background-color: #374151;
    border-color: #4B5563;
    color: #F9FAFB;
}

body.bg-gray-900 .form-input:focus {
    border-color: #3B82F6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

body.bg-gray-900 .auth-tab {
    color: #9CA3AF;
}

body.bg-gray-900 .auth-tab:hover,
body.bg-gray-900 .auth-tab.active-tab {
    color: #3B82F6;
}

body.bg-gray-900 .auth-tab.active-tab {
    border-bottom-color: #3B82F6;
}