/**
 * BonheurShip お問合せ・体験申込みフォーム
 * あたたかい印象のデザイン（利用登録フォームと統一）
 */
@import url('https://fonts.googleapis.com/css2?family=M+PLUS+Rounded+1c:wght@400;500;600;700&display=swap');

:root {
    --color-text: #333;
    --color-text-muted: #666;
    --color-border: #e8d4c4;
    --color-bg: #ffecd2;
    --color-bg-soft: #fff5e6;
    --color-bg-input: #fff;
    --color-primary: #4a7cff;
    --color-primary-hover: #3a6cef;
    --color-accent: #ffb366;
    --color-accent-soft: #fff0e0;
    --color-required: #c00;
    --color-error-bg: #fff0f0;
    --font-sans: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", "Yu Gothic UI", "Yu Gothic", "メイリオ", Meiryo, sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-text);
    background: linear-gradient(180deg, #ffd4a3 0%, #ffecd2 30%, #ffecd2 100%);
    margin: 0;
    padding: 28px 20px;
    min-height: 100vh;
}

/* プラットフォームヘッダー（支援員ページ参考：タイトル＋メニュー横並び） */
.platform-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1rem 1.5rem 1.25rem;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.platform-header-inner {
    flex: 1;
    min-width: 0;
}

.platform-title {
    margin: 0 0 4px 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: 0.02em;
}

.platform-subtitle {
    margin: 0;
    font-size: 14px;
    color: var(--color-text-muted);
    font-weight: 400;
}

/* フォームラッパー（支援員ページ参考：カード形式・角丸控えめ） */
.form-wrapper {
    max-width: 680px;
    margin: 0 auto;
    background: #fff;
    padding: 32px 36px 40px;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.form-header {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.form-doc-title {
    margin: 0 0 8px 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: center;
}

.form-description {
    margin: 0 0 16px 0;
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-muted);
    text-align: center;
}

.privacy-box {
    margin: 0 0 20px 0;
    padding: 20px;
    background: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.8;
    max-height: 320px;
    overflow-y: auto;
}

.privacy-box h3 {
    margin: 16px 0 8px 0;
    font-size: 14px;
    font-weight: 600;
}

.privacy-box ol {
    margin: 8px 0 0 0;
    padding-left: 24px;
}

.privacy-box p {
    margin: 0 0 8px 0;
}

.privacy-box p:last-child {
    margin-bottom: 0;
}

.step-flow {
    margin: 0 0 4px 0;
    font-size: 13px;
    color: var(--color-text-muted);
    text-align: center;
}

.step-label {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-primary);
    text-align: center;
}

.required-note {
    margin: 0 0 20px 0;
    font-size: 13px;
    color: var(--color-text-muted);
}

.errors {
    list-style: none;
    margin: 0 0 18px 0;
    padding: 14px 18px;
    background: var(--color-error-bg);
    border: 1px solid #fcc;
    border-radius: 12px;
    color: var(--color-required);
    font-size: 14px;
}

.errors li + li {
    margin-top: 4px;
}

.section {
    margin-bottom: 28px;
}

.section-title {
    margin: 0 0 14px 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-border);
}

.field {
    margin-bottom: 18px;
}

.field label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 14px;
    color: var(--color-text);
}

.required {
    color: var(--color-required);
    font-size: 14px;
    margin-left: 2px;
}

.field input[type="text"],
.field input[type="tel"],
.field input[type="email"],
.field select,
.field textarea {
    width: 100%;
    max-width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    background: var(--color-bg-input);
}

.field input::placeholder,
.field textarea::placeholder {
    color: #999;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.field textarea {
    resize: vertical;
    min-height: 80px;
    max-width: 100%;
}

.field-hint {
    margin: 8px 0 0 0;
    font-size: 12px;
    color: var(--color-text-muted);
}

.field-radio .label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 14px;
    color: var(--color-text);
}

.radio-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.radio-group.radio-vertical {
    flex-direction: column;
    gap: 12px;
}

.radio-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 12px;
    transition: background 0.2s;
}

.radio-label:hover {
    background: rgba(255, 179, 102, 0.15);
}

.radio-label input {
    width: auto;
    margin: 0;
}

/* チェックボックス（複数選択） */
.field-checkbox .checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-group.checkbox-vertical {
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 12px;
    transition: background 0.2s;
}

.checkbox-label:hover {
    background: rgba(255, 179, 102, 0.15);
}

.checkbox-label input {
    width: auto;
    margin: 0;
}

/* 利用案内（Googleドライブ） */
.guide-section {
    margin-bottom: 28px;
}

.guide-section.complete-guide {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.guide-lead {
    margin: 0 0 20px 0;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
}

.guide-drive-box {
    padding: 24px 28px;
    background: var(--color-accent-soft);
    border: 1px solid var(--color-border);
    border-radius: 16px;
}

.btn-drive {
    display: inline-block;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: var(--color-primary);
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.2s;
}

.btn-drive:hover {
    background: var(--color-primary-hover);
}

.guide-drive-note {
    margin: 12px 0 0 0;
    font-size: 13px;
    color: var(--color-text-muted);
}

/* アンケート */
.survey-intro {
    margin-bottom: 24px;
    padding: 20px 24px;
    background: var(--color-accent-soft);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    line-height: 1.8;
}

.survey-intro p {
    margin: 0;
}

.survey-next-hint {
    margin: 12px 0 0 0 !important;
    font-weight: 600;
    color: var(--color-primary);
}

/* フォームアクション */
.form-actions {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* ボタン（支援員ページ参考：角丸控えめ） */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 500;
    font-family: inherit;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    border: 1px solid var(--color-primary);
}

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

.btn-secondary {
    background: #fff;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    background: rgba(74, 124, 255, 0.06);
}

.form-footer-note {
    margin: 16px 0 0 0;
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* 完了画面 */
.complete-message {
    padding: 24px 0;
}

.complete-message .lead {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--color-text);
}

.complete-message p {
    margin: 8px 0;
}

.complete-mail-note {
    margin-top: 16px;
    padding: 16px 20px;
    background: var(--color-accent-soft);
    border-radius: 12px;
    font-size: 14px;
}

.complete-mail-warn {
    margin-top: 16px;
    padding: 16px 20px;
    background: #fff0f0;
    border: 1px solid #fcc;
    border-radius: 12px;
    font-size: 14px;
    color: var(--color-required);
}

.complete-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 24px;
}