/* Main CSS Styles */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

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

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

thead {
    background-color: #f8f9fa;
}

th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid #dee2e6;
}

td {
    padding: 10px 12px;
    border-bottom: 1px solid #dee2e6;
}

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

/* Forms */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="date"],
textarea {
    width: 100%;
    padding: 10px;
    margin: 5px 0;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
input[type="date"]:focus,
textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 5px rgba(102, 126, 234, 0.3);
}

/* Buttons */
button,
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

button:hover,
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* Alerts */
.alert {
    padding: 12px;
    margin: 10px 0;
    border-radius: 4px;
    border-left: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    border-color: #28a745;
    color: #155724;
}

.alert-error,
.alert-danger {
    background-color: #f8d7da;
    border-color: #dc3545;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    border-color: #ffc107;
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    border-color: #17a2b8;
    color: #0c5460;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    table {
        font-size: 12px;
    }

    th, td {
        padding: 8px;
    }

    input[type="text"],
    input[type="password"],
    input[type="email"],
    input[type="date"],
    textarea {
        font-size: 16px;
    }
}