/* Basic Reset & Typography */
:root {
    --color-primary-yellow: #ffcf00;
    --color-dark-text: #333333;
    --color-light-bg: #ffffff;
    --color-orange: #e86a2b;
    --color-form-bg: #f7f3ed;
    --color-border: #ddd;
    --color-required: #e86a2b;
    --color-optional: #888;
}

body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--color-dark-text);
    background-color: var(--color-form-bg);
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
    height: auto;
}

/* Header */
.header {
    padding: 15px 0;
    background-color: var(--color-light-bg);
    border-bottom: 1px solid var(--color-border);
}
.logo {
    height: 30px;
    width: auto;
}
.logo-link {
    display: inline-block;
}

/* Main Content */
.main-content {
    padding: 60px 0;
}

.form-wrapper {
    background-color: var(--color-light-bg);
    padding: 40px 50px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.form-header {
    text-align: center;
    margin-bottom: 40px;
}
.form-header h1 {
    font-size: 28px;
    margin-bottom: 15px;
}
.form-header p {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 10px;
}

.privacy-policy {
    text-align: center;
    font-size: 14px;
    margin-bottom: 30px;
}
.privacy-policy a {
    color: var(--color-orange);
    text-decoration: underline;
}

.submit-button-wrapper {
    text-align: center;
}
.submit-button {
    background-color: var(--color-orange);
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    padding: 15px 60px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}
.submit-button:hover {
    background-color: #d15b20;
    transform: translateY(-2px);
}

/* Footer */
.footer {
    padding: 20px 0;
    text-align: center;
    font-size: 12px;
    color: #888;
    background-color: #e9e4d9;
}

/* Responsive */
@media (max-width: 768px) {
    .main-content {
        padding: 30px 0;
    }
    .form-wrapper {
        padding: 30px 20px;
    }
    .form-header h1 {
        font-size: 22px;
    }
    .form-header p {
        font-size: 14px;
    }
}