:root {
    --primary-color: #2a3f54;
    --secondary-color: #f0f2f5;
    --accent-color: #1abb9c;
    --text-color: #333;
    --white: #ffffff;
    --danger-color: #e74c3c;
    --hover-color: #16a085;
}

body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    background-color: var(--secondary-color);
    color: var(--text-color);
    line-height: 1.6;
}

a {
    text-decoration: none;
}

/* Titles & Header Area */
.sub-titles {
    background-color: var(--white);
    color: var(--primary-color);
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--secondary-color);
}

.sub-titles h1 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Add Product / Action Buttons */
.add-product {
    display: flex;
    gap: 1rem;
}

.add-product-button {
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.add-product-button:hover {
    background-color: var(--hover-color);
}

.add-product-button.secondary {
    background-color: #95a5a6;
}

.add-product-button.secondary:hover {
    background-color: #7f8c8d;
}

/* Tables */
.table-container {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    padding: 0;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background-color: var(--primary-color);
    color: var(--white);
}

th,
td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

tr:hover {
    background-color: #f8f9fa;
}

/* Buttons in Table */
.btn-group {
    display: flex;
    gap: 0.5rem;
}

.btn-group button,
.btn-group a button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: background 0.2s;
    color: var(--text-color);
}

.btn-group button:hover {
    background-color: #ecf0f1;
}

#trash {
    color: var(--danger-color);
}

/* Forms */
.form-container {
    max-width: 800px;
    margin: 2rem auto;
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group p {
    margin: 0 0 0.5rem 0;
    font-weight: 600;
    color: var(--primary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
    box-sizing: border-box;
    /* Important for padding */
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(26, 187, 156, 0.1);
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: flex-end;
}

.form-submit-button {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.form-submit-button:hover {
    background-color: #1e2e3e;
}

.form-cancel-button {
    padding: 0.8rem 1.5rem;
    background-color: #95a5a6;
    color: white;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.3s;
}

.form-cancel-button:hover {
    background-color: #7f8c8d;
}

/* Dashboard Layout */
.dashboard-container {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--white);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.card h3 {
    margin-top: 0;
    font-size: 1.25rem;
    color: var(--primary-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card p {
    font-size: 0.95rem;
    color: #666;
    margin: 0.8rem 0;
}

.card a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    margin-top: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card a:hover {
    text-decoration: underline;
    color: var(--hover-color);
}

.icon {
    color: var(--accent-color);
    font-size: 1.2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .sub-titles {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .dashboard-container {
        padding: 1rem;
        grid-template-columns: 1fr;
    }

    .table-container {
        overflow-x: auto;
    }

    .form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
}