/* assets/style.css */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    overflow-x: hidden;
    /* Prevent horizontal scroll */
}

/* Global Reset for Box Sizing */
* {
    box-sizing: border-box;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

nav {
    background: #2c3e50;
    color: #fff;
    padding: 15px 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
}

nav .logo {
    font-size: 24px;
    font-weight: bold;
}

.btn {
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    text-decoration: none;
    display: inline-block;
    font-size: 14px;
    transition: background 0.3s;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

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

.card {
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-5px);
}

.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

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

th {
    background-color: #f8f9fa;
}

h1,
h2,
h3 {
    color: #2c3e50;
}

/* Mobile Optimization */
@media (max-width: 768px) {
    nav .container {
        flex-direction: column;
        gap: 10px;
    }

    nav .logo {
        margin-bottom: 5px;
    }

    nav a {
        margin-left: 10px;
        margin-right: 10px;
        font-size: 14px;
    }

    .container {
        padding: 15px;
    }

    /* Make tables scrollable horizontally */
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    .btn {
        padding: 8px 15px;
        font-size: 13px;
    }

    /* Login/Signup form responsiveness */
    form {
        grid-template-columns: 1fr !important;
    }
}