/* ========================================
   お問い合わせページ - ページヒーロー
======================================== */
.page-contact .page-hero::before {
    background-image: url('../images/solar-power.jpg');
}

/* ========================================
   お問い合わせフォームセクション
======================================== */
.contact-form-intro-section {
    position: relative;
    background: var(--color-white);
    overflow: hidden;
    padding: 4rem 0;
}

/* お問い合わせフォームセクション - 右上にアイコン配置 */
.contact-form-intro-section .section-container::before {
    background-image: url('../images/nakamura-mail-icon.png');
}

@media (min-width: 768px) {
    .contact-form-intro-section {
        padding: 6rem 0;
    }
}

.contact-form-description {
    color: var(--color-text);
    font-size: var(--body-font-size-sp);
    line-height: var(--body-line-height-sp);
    letter-spacing: var(--body-letter-spacing);
    text-align: left;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .contact-form-description {
        font-size: var(--body-font-size-pc);
        line-height: var(--body-line-height-pc);
        margin-bottom: 3rem;
        text-align: center;
    }
}

/* スクロールリンク */
.contact-form-description .scroll-link {
    color: var(--color-primary);
    text-decoration: underline;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-form-description .scroll-link:hover {
    color: var(--color-button-hover);
}

.contact-form-wrapper {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: var(--container-width-sp);
    margin: 0 auto;
    gap: 2rem;
}

@media (min-width: 768px) {
    .contact-form-wrapper {
        max-width: var(--section-content-width-lg);
        gap: 3rem;
    }
    
}

/* ========================================
   お問い合わせフォーム
======================================== */
.contact-form {
    display: flex;
    width: 100%;
    flex-direction: column;
    gap: 1.5rem;
    background: var(--color-light-blue-bg);
    padding: 1.5rem 1.25rem;
    border-radius: 1rem;
}

@media (min-width: 768px) {
    .contact-form {
        padding: 2.25rem 2rem;
        gap: 2rem;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-label-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-label__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.7rem;
    font-family: var(--font-ja);
    font-weight: 600;
    letter-spacing: 0.05em;
}

.form-label__badge--required {
    background: var(--color-primary);
    color: var(--color-white);
}

.form-label__badge--optional {
    background: #B8B8B8;
    color: var(--color-white);
}

.form-label {
    color: var(--color-text);
    font-size: 1rem;
    font-family: var(--font-ja);
    font-weight: 500;
    letter-spacing: var(--body-letter-spacing);
}

@media (min-width: 768px) {
    .form-label {
        font-size: 1.1rem;
    }
}

/* ラジオボタングループ */
.form-radio-group {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.form-radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    position: relative;
    width: max-content;
}

.form-radio {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.form-radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-lighter-gray);
    border-radius: 50%;
    background: var(--color-white);
    position: relative;
    transition: border-color 0.3s ease;
    flex-shrink: 0;
}

.form-radio:checked + .form-radio-custom {
    border-color: var(--color-primary);
}

.form-radio:checked + .form-radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-primary);
}

.form-radio-text {
    color: var(--color-text);
    font-size: 1rem;
    font-family: var(--font-ja);
    letter-spacing: var(--body-letter-spacing);
}

@media (min-width: 768px) {
    .form-radio-text {
        font-size: 1.1rem;
    }
}

/* 入力フィールド */
.form-input,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: var(--font-ja);
    color: var(--color-text);
    background: var(--color-white);
    border: 2px solid var(--color-lighter-gray);
    border-radius: 0.5rem;
    letter-spacing: var(--body-letter-spacing);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

@media (min-width: 768px) {
    .form-input,
    .form-textarea {
        padding: 1rem 1.25rem;
        font-size: 1.1rem;
    }
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-medium-gray);
}

.form-textarea {
    resize: vertical;
    min-height: 160px;
    line-height: var(--body-line-height-sp);
    resize: none;
}

@media (min-width: 768px) {
    .form-textarea {
        min-height: 200px;
        line-height: var(--body-line-height-pc);
    }
}

/* 送信ボタン */
.form-submit {
    display: flex;
    justify-content: center;
    margin-top: 1rem;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.25rem 2.5rem;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 1rem;
    font-family: var(--font-ja);
    font-weight: 500;
    letter-spacing: var(--body-letter-spacing);
    border: none;
    border-radius: 999px;
    cursor: pointer;
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}

@media (min-width: 768px) {
    .btn-submit {
        padding: 1.5rem 3rem;
        font-size: 1.1rem;
        gap: 0.75rem;
    }
}

.btn-submit:hover {
    background: var(--color-button-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-submit__icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .btn-submit__icon {
        width: 24px;
        height: 24px;
    }
}


/* エラー表示 */
.form-error {
    color: #d32f2f;
    font-size: 0.875rem;
    font-family: var(--font-ja);
    letter-spacing: var(--body-letter-spacing);
    margin-top: 0.25rem;
    display: none;
}

.form-group.has-error .form-input,
.form-group.has-error .form-textarea {
    border-color: #d32f2f;
}

.form-group.has-error .form-error {
    display: block;
}

/* 成功メッセージ */
.form-success-message {
    display: none;
    padding: 1.5rem;
    background: #e8f5e9;
    border-left: 4px solid #4caf50;
    border-radius: 0.5rem;
    color: var(--color-text);
    font-size: 1rem;
    font-family: var(--font-ja);
    letter-spacing: var(--body-letter-spacing);
    line-height: var(--body-line-height-sp);
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .form-success-message {
        font-size: 1.1rem;
        line-height: var(--body-line-height-pc);
    }
}

.form-success-message.is-visible {
    display: block;
}

/* ========================================
   個人情報保護方針アコーディオン
======================================== */
.privacy-policy-accordion {
    margin: 16px 0 0;
    border-radius: 0.5rem;
}

.privacy-policy-accordion__header {
    width: 100%;
    padding: 16px 20px;
    background-color: var(--color-primary);
    color: var(--color-white);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.3s ease, border-radius 0.3s ease;
    border: none;
    border-radius: 0.5rem;
}

.privacy-policy-accordion__header:hover {
    background-color: var(--color-button-hover);
}

.privacy-policy-accordion__header[aria-expanded="true"] {
    background-color: var(--color-button-hover);
    border-radius: 0.5rem 0.5rem 0 0;
}


.privacy-policy-accordion__title {
    font-size: 1rem;
    font-family: var(--font-ja);
    font-weight: 500;
    letter-spacing: var(--button-letter-spacing);
}

@media (min-width: 768px) {
    .privacy-policy-accordion__title {
        font-size: 1.125rem;
    }
}

.privacy-policy-accordion__icon {
    width: 20px;
    height: 20px;
    position: relative;
    flex-shrink: 0;
}

/* 縦棒（常に表示） */
.privacy-policy-accordion__icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 2px;
    height: 16px;
    background-color: var(--color-white);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
}

/* 横棒（常に表示） */
.privacy-policy-accordion__icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 2px;
    background-color: var(--color-white);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 開いている時：縦棒を消す（マイナスに） */
.privacy-policy-accordion__header[aria-expanded="true"] .privacy-policy-accordion__icon::before {
    transform: translate(-50%, -50%) rotate(90deg) scaleY(0);
    opacity: 0;
}

.privacy-policy-accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0 0 0.5rem 0.5rem;
}

.privacy-policy-accordion__content[hidden] {
    display: block;
    max-height: 0;
}

.privacy-policy-accordion__content:not([hidden]) {
    max-height: 280px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    border-top: none;
}

/* スクロールバーのカスタマイズ */
.privacy-policy-accordion__content::-webkit-scrollbar {
    width: 8px;
}

.privacy-policy-accordion__content::-webkit-scrollbar-track {
    background: #f5f5f5;
}

.privacy-policy-accordion__content::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 4px;
}

.privacy-policy-accordion__content::-webkit-scrollbar-thumb:hover {
    background: #b0b0b0;
}

.privacy-policy-accordion__text {
    padding: 24px 20px;
    background-color: var(--color-white);
    color: var(--color-text);
    font-size: 0.875rem;
    font-family: var(--font-ja);
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.05em;
    border-radius: 0 0 0.5rem 0.5rem;
}

@media (min-width: 768px) {
    .privacy-policy-accordion {
        margin: 32px 0 0;
    }

    .privacy-policy-accordion__header {
        padding: 20px 32px;
    }

    .privacy-policy-accordion__title {
        font-size: 1.125rem;
    }

    .privacy-policy-accordion__text {
        padding: 32px 40px;
        font-size: 0.9375rem;
    }
}

.privacy-policy-accordion__text strong {
    font-weight: 700;
    color: var(--color-primary);
}

/* ========================================
   お急ぎの方へ（電話案内）
======================================== */
.contact-direct-note {
    background: #F8FBFF;
    padding: 0;
    border-radius: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    margin-top: 1rem;
    /* idリンクによるスクロール位置調整（ヘッダー高さ分） */
    scroll-margin-top: var(--header-height-sp);
}

@media (min-width: 768px) {
    .contact-direct-note {
        margin-top: 2rem;
        scroll-margin-top: var(--header-height-pc);
    }
}

/* NOTICEヘッダー（左側配置） */
.contact-direct-note-header {
    padding: 1.5rem 1.5rem 0;
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.contact-direct-note-title {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    font-family: var(--font-en);
    font-weight: 400;
    letter-spacing: 0.08em;
    padding: 0.5rem 1rem;
    border-radius: 0.25rem;
}

@media (min-width: 768px) {
    .contact-direct-note-header {
        padding: 2rem 2rem 0;
    }
    
    .contact-direct-note-title {
        font-size: 0.875rem;
        padding: 0.5rem 1.25rem;
    }
}

/* テキスト部分 */
.contact-direct-note p {
    color: var(--color-text);
    font-size: var(--body-font-size-sp);
    line-height: var(--body-line-height-sp);
    letter-spacing: var(--body-letter-spacing);
    margin: 0;
    padding: 1.5rem;
    text-align: left;
}

@media (min-width: 768px) {
    .contact-direct-note p {
        font-size: var(--body-font-size-pc);
        line-height: var(--body-line-height-pc);
        padding: 2rem;
        text-align: center;
    }
}

.contact-direct-note i {
    color: var(--color-primary);
    font-size: 1rem;
    margin-right: 0.5rem;
}

@media (min-width: 768px) {
    .contact-direct-note i {
        font-size: 1.1rem;
    }
}

/* 電話番号部分 */
.contact-direct-note-phone {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    width: 100%;
    padding: 0 1.5rem 1.5rem;
    cursor: pointer;
}

@media (min-width: 768px) {
    .contact-direct-note-phone {
        padding: 0 2rem 2rem;
        gap: 1.25rem;
    }
}

.contact-direct-note-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--color-primary);
    transition: color 0.3s ease, transform 0.3s ease;
}

@media (min-width: 768px) {
    .contact-direct-note-icon {
        width: 28px;
        height: 28px;
    }
}

.contact-direct-phone {
    color: var(--color-primary);
    font-size: 1.5rem;
    font-family: var(--font-en);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-decoration: none;
    transition: color 0.3s ease, transform 0.3s ease;
}

@media (min-width: 768px) {
    .contact-direct-phone {
        font-size: 2rem;
    }
}

/* 親要素ホバー時に子要素を同時にアニメーション */
.contact-direct-note-phone:hover .contact-direct-note-icon,
.contact-direct-note-phone:hover .contact-direct-phone {
    color: var(--color-button-hover);
    transform: translateY(-2px);
}

/* 送信完了ポップアップ */
.form-success-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.form-success-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.form-success-popup-content {
    position: relative;
    background: #fff;
    border-radius: 16px;
    padding: 3rem 2rem 2rem;
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.form-success-popup-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    width: 80px;
    height: 80px;
    background: #E3F2FD;
    border-radius: 50%;
    animation: scaleIn 0.5s ease-out 0.2s backwards;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.form-success-popup-icon svg {
    width: 64px;
    height: 64px;
}

.form-success-popup-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    font-family: var(--font-ja);
}

.form-success-popup-message {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.form-success-popup-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2.5rem;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.3);
}

.form-success-popup-close:hover {
    background: var(--color-button-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(25, 118, 210, 0.4);
}

@media (max-width: 480px) {
    .form-success-popup-content {
        padding: 2.5rem 1.5rem 1.5rem;
    }
    
    .form-success-popup-title {
        font-size: 1.5rem;
    }
    
    .form-success-popup-message {
        font-size: 0.9375rem;
    }
}