:root {
    --dark-blue: #22223b;
    --accent-blue: #007bff;
    --soft-white: #f8f9fa;
    --text-gray: #333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--soft-white);
    color: var(--text-gray);
    line-height: 1.6;
}

header {
    background-color: var(--dark-blue);
    color: #fff;
    padding: 2rem 1rem;
    text-align: center;
}

nav {
    display: flex;
    justify-content: center;
    background-color: #112240;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav a {
    color: white;
    padding: 14px 20px;
    text-decoration: none;
    text-align: center;
    transition: 0.3s;
}

nav a:hover {
    background-color: var(--accent-blue);
}

main {
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}


table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: var(--dark-blue);
    color: white;
}

tr:hover {
    background-color: #f1f1f1;
}


.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.contact-form label {
    font-weight: bold;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

.submit-btn {
    background-color: var(--dark-blue);
    color: white;
    padding: 12px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

.submit-btn:hover {
    background-color: var(--accent-blue);
}

footer {
    text-align: center;
    padding: 20px;
    background: #f1f1f1;
    margin-top: 40px;
}

/* التوافق مع الموبايل */
@media (max-width: 600px) {
    table {
        display: block;
        overflow-x: auto;
    }
    nav {
        flex-wrap: wrap;
    }
}