body {
    font-family: Arial, sans-serif;
    margin: 30px;
    color: #222;
    background: #f8f8f8;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    background: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

h1 {
    margin-top: 0;
}

form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

form .full {
    grid-column: 1 / -1;
}

label {
    display: block;
    font-weight: 600;
}

input, select, textarea {
    width: 100%;
    padding: 10px;
    margin-top: 6px;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 4px;
}

textarea {
    resize: vertical;
}

.actions {
    margin-top: 20px;
}

.btn, button {
    display: inline-block;
    padding: 10px 16px;
    background: #222;
    color: #fff;
    text-decoration: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.btn.secondary {
    background: #666;
}

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

th, td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
    vertical-align: top;
}

th {
    background: #f1f1f1;
}

.notice {
    padding: 12px;
    background: #e8f6e8;
    border: 1px solid #b7dfb7;
    margin-bottom: 15px;
    border-radius: 4px;
}