/* ========================================
   買取フォーム - kaitori.css
   rem基準（1rem = 10px @1920px）
   ======================================== */

/* ========================================
   ページヘッダー（ゴールド帯）
   ======================================== */
.kaitori-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 8rem 0;
    text-align: center;
}

.kaitori-hero-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 11.2rem;
}

.kaitori-hero-en {
    font-size: 3.92rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.5rem;
    line-height: 1.2;
}

.kaitori-hero-ja {
    font-size: 2.52rem;
    font-weight: 600;
    color: #fff;
    margin-top: 0.75rem;
    letter-spacing: 0.15em;
}

/* ========================================
   ページラッパー
   ======================================== */
.kaitori-page-wrap {
    max-width: 145rem;
    margin: 0 auto;
    padding: 10rem 11.2rem 12rem;
}

/* ========================================
   カード
   ======================================== */
.kaitori-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 1.4rem;
    padding: 5.6rem 5.6rem 4.2rem;
}

.kaitori-description {
    font-size: 2.24rem;
    color: var(--text-light);
    margin-bottom: 4.2rem;
    line-height: 1.7;
}

/* ========================================
   フォーム要素（ページ固有）
   ======================================== */
.kaitori-card input[type="text"],
.kaitori-card input[type="email"],
.kaitori-card input[type="tel"],
.kaitori-card input[type="number"],
.kaitori-card select,
.kaitori-card textarea {
    width: 100%;
    padding: 2rem 2.4rem;
    font-size: 2.38rem;
    font-family: inherit;
    color: var(--text-color);
    background-color: #f9f9f9;
    border: 1px solid var(--border-color);
    border-radius: 1.05rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.kaitori-card input:focus,
.kaitori-card select:focus,
.kaitori-card textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.35rem rgba(236, 196, 49, 0.15);
    background-color: #fff;
}

.kaitori-card input.error,
.kaitori-card select.error,
.kaitori-card textarea.error {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 0.35rem rgba(220, 53, 69, 0.1);
}

.kaitori-card input::placeholder,
.kaitori-card textarea::placeholder {
    color: #bbb;
}

.kaitori-card textarea {
    min-height: 14rem;
    resize: vertical;
    line-height: 1.7;
}

/* ========================================
   買取カード情報セクション
   ======================================== */
.kaitori-personal-section {
    margin-bottom: 4.2rem;
    padding: 0 0 4.2rem;
    border-bottom: 1px solid var(--border-color);
}

.kaitori-items-heading {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 1.4rem;
}

.kaitori-items-heading svg {
    width: 3.5rem;
    height: 3.5rem;
    color: var(--primary-color);
}

/* ========================================
   ラジオボタン（性別）
   ======================================== */
.kaitori-radio-group {
    display: flex;
    gap: 3.5rem;
    margin-top: 0.7rem;
}

.kaitori-radio-label {
    display: flex !important;
    align-items: center;
    gap: 1rem;
    font-size: 2.38rem !important;
    font-weight: 500 !important;
    cursor: pointer;
}

.kaitori-radio-label input[type="radio"] {
    -webkit-appearance: none;
    appearance: none;
    width: 2.8rem;
    height: 2.8rem;
    flex-shrink: 0;
    border: 0.25rem solid #ccc;
    border-radius: 50%;
    background-color: #fff;
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.kaitori-radio-label input[type="radio"]:checked {
    border-color: var(--primary-color);
    border-width: 0.7rem;
}

/* ========================================
   送信ボタン
   ======================================== */
.kaitori-submit-btn {
    display: block;
    width: 100%;
    padding: 2.8rem;
    font-size: 2.8rem;
    font-weight: 700;
    font-family: inherit;
    color: #fff;
    background-color: var(--primary-color);
    border: none;
    border-radius: 1.05rem;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.kaitori-submit-btn:hover {
    background-color: var(--primary-dark);
}

.kaitori-submit-btn:active {
    transform: scale(0.99);
}

.kaitori-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ========================================
   完了画面
   ======================================== */
.kaitori-complete {
    padding: 8.4rem 0;
}

.kaitori-complete .complete-card {
    text-align: center;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 1.4rem;
    padding: 8.4rem 5.6rem;
}

.kaitori-complete .complete-icon {
    margin-bottom: 4.2rem;
    color: #28a745;
}

.kaitori-complete .complete-icon svg {
    width: 9.8rem;
    height: 9.8rem;
}

.kaitori-complete .complete-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 2.1rem;
}

.kaitori-complete .complete-message {
    font-size: 2.38rem;
    color: var(--text-light);
    margin-bottom: 5.6rem;
    line-height: 1.7;
}

.kaitori-complete .complete-actions {
    display: flex;
    justify-content: center;
    gap: 2.8rem;
    flex-wrap: wrap;
}

.kaitori-complete .complete-btn {
    display: inline-block;
    padding: 2.1rem 4.2rem;
    font-size: 2.38rem;
    font-weight: 600;
    border-radius: 1.05rem;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.kaitori-complete .complete-btn-primary {
    background-color: var(--primary-color);
    color: #fff;
}

.kaitori-complete .complete-btn-primary:hover {
    background-color: var(--primary-dark);
    color: #fff;
}

/* ========================================
   レスポンシブ - タブレット (768px以下)
   ======================================== */
@media (max-width: 768px) {
    .kaitori-hero {
        padding: 6rem 0;
    }

    .kaitori-hero-inner {
        padding: 0 2.8rem;
    }

    .kaitori-hero-en {
        font-size: 3.5rem;
    }

    .kaitori-page-wrap {
        padding: 8rem 2.8rem 10rem;
    }

    .kaitori-card {
        padding: 4.2rem 3.5rem 3.5rem;
    }

    .kaitori-description {
        font-size: 2.1rem;
        margin-bottom: 3.5rem;
    }

    /* iOS自動ズーム防止: font-size 16px未満でズームされるため */
    .kaitori-card input[type="text"],
    .kaitori-card input[type="email"],
    .kaitori-card input[type="tel"],
    .kaitori-card input[type="number"],
    .kaitori-card select,
    .kaitori-card textarea {
        font-size: 16px;
    }

    .kaitori-complete .complete-card {
        padding: 5.6rem 3.5rem;
    }

    .kaitori-complete .complete-icon svg {
        width: 8.4rem;
        height: 8.4rem;
    }

    .kaitori-complete .complete-title {
        font-size: 3rem;
    }

    .kaitori-complete .complete-actions {
        flex-direction: column;
        align-items: center;
    }

    .kaitori-complete .complete-btn {
        width: 100%;
        max-width: 40rem;
        text-align: center;
    }
}

/* ========================================
   レスポンシブ - スマホ (480px以下)
   ======================================== */
@media (max-width: 480px) {
    .kaitori-hero {
        padding: 5rem 0;
    }

    .kaitori-hero-inner {
        padding: 0 2.1rem;
    }

    .kaitori-hero-en {
        font-size: 3rem;
    }

    .kaitori-hero-ja {
        font-size: 2.24rem;
    }

    .kaitori-page-wrap {
        padding: 6rem 2.1rem 8.4rem;
    }

    .kaitori-card {
        padding: 3.5rem 2.8rem 2.8rem;
    }

    .kaitori-description {
        font-size: 1.96rem;
    }

    .kaitori-card .form-group label {
        font-size: 2.24rem;
    }

    .kaitori-card input[type="text"],
    .kaitori-card input[type="email"],
    .kaitori-card input[type="tel"],
    .kaitori-card input[type="number"],
    .kaitori-card select,
    .kaitori-card textarea {
        padding: 1.68rem 2rem;
        font-size: 16px;
    }

    .kaitori-personal-section .form-row {
        flex-direction: column;
        gap: 0;
    }

    .kaitori-items-heading {
        font-size: 2.52rem;
    }

    .kaitori-submit-btn {
        padding: 2.4rem;
        font-size: 2.52rem;
    }

    .kaitori-complete .complete-icon svg {
        width: 7rem;
        height: 7rem;
    }

    .kaitori-complete .complete-title {
        font-size: 2.8rem;
    }

    .kaitori-complete .complete-message {
        font-size: 2.1rem;
    }
}