/* assets/css/style.css */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    padding: 20px;
    background: #f8f9fa;
    color: #333;
}

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

.container {
    max-width: 1400px;
    margin: 0 auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin: 20px 0;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background: #34495e;
    color: white;
    font-weight: 600;
}

tr:hover {
    background: #f1f5f9;
}

.form-group {
    margin-bottom: 18px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
}

input[type="text"],
input[type="date"],
select,
textarea {
    width: 100%;
    max-width: 500px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    border: none;
}

.btn-primary   { background: #3498db; color: white; }
.btn-success   { background: #27ae60; color: white; }
.btn-warning   { background: #f39c12; color: white; }
.btn-danger    { background: #e74c3c; color: white; }
.btn-secondary { background: #95a5a6; color: white; }

.alert {
    padding: 12px 20px;
    margin: 15px 0;
    border-radius: 4px;
}

.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-danger  { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

.pagination {
    margin: 20px 0;
    text-align: center;
}