.if-koi-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

.if-koi-page h1 {
    font-size: 28px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
    color: #333;
}

.if-koi-page form {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.if-koi-page p {
    margin-bottom: 20px;
}

.if-koi-page label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
    color: #555;
}

.if-koi-page input[type="text"],
.if-koi-page input[type="email"],
.if-koi-page select,
.if-koi-page textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

.if-koi-page input[type="text"]:focus,
.if-koi-page input[type="email"]:focus,
.if-koi-page select:focus,
.if-koi-page textarea:focus {
    outline: none;
    border-color: #4a90e2;
}

.if-koi-page textarea {
    resize: vertical;
    min-height: 120px;
}

.if-koi-page input[type="checkbox"] {
    margin-right: 8px;
}

.if-koi-page input[type="submit"],
.if-koi-page button {
    padding: 12px 32px;
    font-size: 16px;
    font-weight: bold;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.if-koi-page input[type="submit"] {
    background: #4a90e2;
    color: white;
}

.if-koi-page input[type="submit"]:hover:not(:disabled) {
    background: #357abd;
}

.if-koi-page input[type="submit"]:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.if-koi-page button {
    background: #f5f5f5;
    color: #666;
    margin-left: 10px;
}

.if-koi-page button:hover {
    background: #e0e0e0;
}

.if-koi-page .error-messages {
    background: #fff5f5;
    border: 1px solid #ffcdd2;
    border-radius: 4px;
    padding: 20px;
    margin-bottom: 20px;
    list-style: none;
}

.if-koi-page .error-messages li {
    color: #d32f2f;
    margin-bottom: 8px;
}

.if-koi-page .error-messages li:last-child {
    margin-bottom: 0;
}

.if-koi-page .confirm-data {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.if-koi-page .confirm-data p {
    margin-bottom: 12px;
    line-height: 1.6;
}

.if-koi-page .comment-display {
    font-size: 14px;
    border: 1px solid #ddd;
    padding: 15px;
    background: #fff;
    border-radius: 4px;
    line-height: 1.8;
}

.if-koi-page .complete-message {
    text-align: center;
    padding: 60px 20px;
    font-size: 18px;
    color: #4a90e2;
}

/* 扉ページ専用スタイル */
.if-koi-kv {
    margin-bottom: 40px;
    text-align: center;
}

.if-koi-kv img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.if-koi-section-title {
    font-size: 22px;
    font-weight: bold;
    color: #333;
    border-left: 4px solid #4a90e2;
    padding-left: 12px;
    margin-bottom: 20px;
}

.if-koi-event-info,
.if-koi-overview,
.if-koi-serial-form,
.if-koi-terms {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.if-koi-info-list {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 15px 20px;
    line-height: 1.8;
}

.if-koi-info-list dt {
    font-weight: bold;
    color: #555;
}

.if-koi-info-list dd {
    margin: 0;
    color: #333;
}

.if-koi-overview p {
    line-height: 1.8;
    margin-bottom: 15px;
}

.if-koi-important {
    background: #fff9e6;
    border: 2px solid #ffd700;
    border-radius: 6px;
    padding: 20px;
    margin: 25px 0;
}

.if-koi-period {
    font-size: 18px;
    font-weight: bold;
    color: #d35400;
    margin-bottom: 15px;
}

.if-koi-notice {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 0;
}

.if-koi-contact {
    background: #f5f5f5;
    padding: 20px;
    border-radius: 6px;
    margin-top: 25px;
}

.if-koi-contact p {
    margin-bottom: 10px;
    line-height: 1.8;
}

.if-koi-contact-info {
    font-weight: bold;
}

.if-koi-contact a {
    color: #4a90e2;
    text-decoration: none;
}

.if-koi-contact a:hover {
    text-decoration: underline;
}

.if-koi-serial-form form {
    background: transparent;
    box-shadow: none;
    padding: 0;
    margin: 20px 0;
}

.if-koi-notes {
    list-style: none;
    padding: 0;
    margin-top: 20px;
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

.if-koi-notes li {
    margin-bottom: 8px;
}

.if-koi-terms-list {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

.if-koi-terms-list li {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
    padding-left: 0;
}

.if-koi-links {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.if-koi-links p {
    margin-bottom: 10px;
    line-height: 1.8;
}

.if-koi-links a {
    color: #4a90e2;
    text-decoration: none;
    word-break: break-all;
}

.if-koi-links a:hover {
    text-decoration: underline;
}

.if-koi-privacy {
    background: #fff5f5;
    border: 1px solid #ffcdd2;
    padding: 20px;
    border-radius: 6px;
}

.if-koi-privacy p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin: 0;
}

.if-koi-copyright {
    font-size: 14px;
    color: #666;
    text-align: center;
    margin-top: 40px;
}

/* 応募フォームページ専用スタイル */
.if-koi-application-form {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.if-koi-form-group {
    margin-bottom: 30px;
}

.if-koi-label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
    color: #333;
    font-size: 16px;
}

.if-koi-label-sub {
    font-weight: normal;
    color: #666;
    font-size: 14px;
    margin-left: 8px;
}

.if-koi-label-optional {
    font-weight: normal;
    color: #999;
    font-size: 13px;
    margin-left: 8px;
}

.if-koi-input-note {
    font-size: 13px;
    color: #666;
    margin-bottom: 8px;
    padding-left: 4px;
}

.if-koi-terms-section {
    background: #f9f9f9;
    padding: 25px;
    border-radius: 6px;
    margin: 40px 0 30px;
    border: 2px solid #e0e0e0;
}

.if-koi-terms-heading {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin: 0 0 15px;
}

.if-koi-terms-link {
    background: #fff;
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 15px;
}

.if-koi-terms-link a {
    color: #4a90e2;
    text-decoration: none;
    word-break: break-all;
    font-size: 14px;
}

.if-koi-terms-link a:hover {
    text-decoration: underline;
}

.if-koi-terms-instruction {
    font-size: 14px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.if-koi-agreement {
    background: #fff;
    padding: 20px;
    border-radius: 4px;
    border: 2px solid #4a90e2;
}

.if-koi-checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 15px;
    color: #333;
}

.if-koi-checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 12px;
    cursor: pointer;
    flex-shrink: 0;
}

.if-koi-checkbox-label span {
    line-height: 1.6;
}

.if-koi-form-actions {
    margin-top: 40px;
    text-align: center;
}

/* 応募完了ページスタイル */
.if-koi-complete {
    background: #fff;
    padding: 60px 40px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.if-koi-complete-icon {
    width: 80px;
    height: 80px;
    background: #4caf50;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 50px;
    margin: 0 auto 30px;
}

.if-koi-complete-title {
    font-size: 26px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.if-koi-complete-message {
    font-size: 18px;
    color: #666;
    margin-bottom: 40px;
}

.if-koi-complete-notice {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 6px;
    text-align: left;
    border: 2px solid #e0e0e0;
}

.if-koi-notice-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
    border-left: 4px solid #4a90e2;
    padding-left: 12px;
}

.if-koi-complete-notice p {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    margin: 0;
}

/* 応募確認ページスタイル */
.if-koi-confirm {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.if-koi-confirm-title {
    font-size: 22px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
    text-align: center;
}

.if-koi-confirm-instruction {
    font-size: 15px;
    color: #666;
    text-align: center;
    margin-bottom: 30px;
    line-height: 1.8;
}

.if-koi-confirm form {
    background: transparent;
    box-shadow: none;
    padding: 0;
}

.if-koi-confirm-data {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 6px;
    margin-bottom: 30px;
}

.if-koi-confirm-list {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 20px;
    line-height: 1.8;
}

.if-koi-confirm-list dt {
    font-weight: bold;
    color: #555;
}

.if-koi-confirm-list dd {
    margin: 0;
    color: #333;
    word-break: break-word;
    overflow-wrap: break-word;
}

.if-koi-empty {
    color: #999;
    font-style: italic;
}

.if-koi-confirm-comment {
    margin-bottom: 30px;
}

.if-koi-confirm-comment-title {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.if-koi-comment-box {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 4px;
    line-height: 1.8;
    min-height: 80px;
    color: #555;
}

/* 確認画面の警告エリア */
.if-koi-confirm-warning {
    background: #fff5f5;
    border: 2px solid #ffcdd2;
    border-radius: 6px;
    padding: 20px;
    margin: 30px 0;
    text-align: center;
}

.if-koi-confirm-warning p {
    margin-bottom: 10px;
    line-height: 1.8;
    font-size: 15px;
}

.if-koi-confirm-warning p:last-child {
    margin-bottom: 0;
}

.if-koi-warning-text {
    color: #d32f2f;
    font-weight: bold;
    text-align: left;
}

@media (max-width: 768px) {
    .if-koi-page {
        padding: 20px 15px;
    }

    .if-koi-page h1 {
        font-size: 22px;
        margin-bottom: 30px;
    }

    .if-koi-page button {
        margin-left: 0;
        margin-top: 10px;
        display: block;
        width: 100%;
    }

    .if-koi-page input[type="submit"] {
        width: 100%;
    }

    .if-koi-event-info,
    .if-koi-overview,
    .if-koi-serial-form,
    .if-koi-terms {
        padding: 20px;
    }

    .if-koi-section-title {
        font-size: 18px;
    }

    .if-koi-info-list {
        grid-template-columns: 80px 1fr;
        gap: 12px 15px;
    }

    .if-koi-period {
        font-size: 16px;
    }

    .if-koi-application-form {
        padding: 20px;
    }

    .if-koi-form-group {
        margin-bottom: 25px;
    }

    .if-koi-terms-section {
        padding: 20px;
    }

    .if-koi-terms-heading {
        font-size: 15px;
    }

    .if-koi-checkbox-label {
        font-size: 14px;
    }

    .if-koi-form-actions {
        margin-top: 30px;
    }

    .if-koi-complete {
        padding: 40px 20px;
    }

    .if-koi-complete-icon {
        width: 70px;
        height: 70px;
        font-size: 40px;
    }

    .if-koi-complete-title {
        font-size: 22px;
    }

    .if-koi-complete-message {
        font-size: 16px;
    }

    .if-koi-complete-notice {
        padding: 20px;
    }

    .if-koi-notice-title {
        font-size: 16px;
    }

    .if-koi-confirm {
        padding: 25px 20px;
    }

    .if-koi-confirm-title {
        font-size: 20px;
    }

    .if-koi-confirm-instruction {
        font-size: 14px;
    }

    .if-koi-confirm-data {
        padding: 20px;
    }

    .if-koi-confirm-list {
        grid-template-columns: 1fr;
        gap: 8px 15px;
        font-size: 14px;
    }

    .if-koi-confirm-list dt {
        margin-top: 15px;
    }

    .if-koi-confirm-list dt:first-child {
        margin-top: 0;
    }

    .if-koi-confirm-list dd {
        padding-left: 0;
        margin-bottom: 5px;
    }

    .if-koi-confirm-comment-title {
        font-size: 15px;
    }

    .if-koi-comment-box {
        padding: 15px;
        font-size: 14px;
    }

    .if-koi-confirm-warning {
        padding: 15px;
        margin: 25px 0;
    }

    .if-koi-confirm-warning p {
        font-size: 14px;
    }
}