:root {
    --primary: #2c3e50;
    --accent: #16a085;
    --bg: #f8f9fa;
    --card: #ffffff;
    --text: #333333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 600px;
    background: var(--card);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

h1, h2 {
    color: var(--primary);
    margin-top: 0;
}

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

label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
}

input[type="text"], select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

.checkbox-group {
    background: #f1f2f6;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.checkbox-item:last-child {
    margin-bottom: 0;
}

.checkbox-item input {
    margin-right: 10px;
    transform: scale(1.2);
}

button {
    background-color: var(--accent);
    color: white;
    border: none;
    padding: 12px 20px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
    transition: background 0.2s;
}

button:hover {
    background-color: #117a65;
}

.notice {
    padding: 10px;
    background: #e8f8f5;
    border-left: 4px solid var(--accent);
    margin-bottom: 20px;
    font-size: 0.9em;
}

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

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

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

tr:nth-child(even) {
    background-color: #f2f2f2;
}