/* ============================================================
   LogiShift Survey — アンケート専用スタイル
   テーマの CSS 変数に準拠
   ============================================================ */

.ls-survey-wrap {
    margin: 48px 0 32px;
    font-family: var(--font-base);
}

/* ---- カード共通 ---- */
.ls-survey-card {
    background: var(--color-white);
    border: 1px solid var(--color-border-gray);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

/* ---- ヘッダー帯（navy：タイトル + イントロのみ） ---- */
.ls-survey-header {
    background: var(--color-navy);
}

.ls-survey-header-inner {
    padding: 16px 20px 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ls-survey-label {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: #ffffff;
}

/* ---- イントロ文（ヘッダー内・白色） ---- */
.ls-survey-intro-text {
    font-size: 13px;
    color: var(--color-white);
    line-height: 1.65;
    margin: 0;
}

/* ---- プログレス行（白背景・設問の直上） ---- */
.ls-survey-progress-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border-gray);
}

.ls-survey-step-counter {
    font-size: 12px;
    font-weight: 700;
    color: var(--color-medium-gray);
    white-space: nowrap;
    flex-shrink: 0;
}

.ls-survey-progress-track {
    flex: 1;
    height: 6px;
    background: var(--color-border-gray);
    border-radius: 3px;
}

.ls-survey-progress-fill {
    height: 100%;
    background: var(--color-tech-blue);
    border-radius: 3px;
    transition: width 300ms ease;
}

/* ---- 本文エリア（ステップ） ---- */
.ls-survey-body {
    padding: 20px 20px 20px;
    transition: opacity 200ms ease, transform 200ms ease;
}

.ls-survey-body--fading {
    opacity: 0;
    transform: translateX(-8px);
}

.ls-survey-body--fading-back {
    opacity: 0;
    transform: translateX(8px);
}

/* ---- 属性セクション注記 ---- */
.ls-survey-profile-notice {
    font-size: 12px;
    color: var(--color-medium-gray);
    margin: 0 0 12px;
    padding: 6px 10px;
    background: var(--color-light-gray);
    border-radius: 4px;
    border-left: 3px solid var(--color-tech-blue);
}

/* ---- 設問テキスト ---- */
.ls-survey-question {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.55;
    margin: 0 0 16px;
}

/* ---- 選択肢リスト（単一・複数共通） ---- */
.ls-survey-options {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ---- 単一選択ボタン ---- */
.ls-survey-option {
    display: block;
    width: 100%;
    padding: 12px 16px;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-white);
    border: 1.5px solid var(--color-border-gray);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 150ms ease, background 150ms ease, color 150ms ease;
    font-family: var(--font-base);
    line-height: 1.5;
}

.ls-survey-option:hover {
    border-color: var(--color-tech-blue);
    background: rgba(0, 180, 216, 0.05);
    color: var(--color-navy);
}

.ls-survey-option:active {
    background: rgba(0, 180, 216, 0.12);
}

/* ---- 複数選択チェックボックス ---- */
.ls-survey-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 16px;
    background: var(--color-white);
    border: 1.5px solid var(--color-border-gray);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 150ms ease, background 150ms ease;
}

.ls-survey-checkbox-label:hover {
    border-color: var(--color-tech-blue);
    background: rgba(0, 180, 216, 0.05);
}

.ls-survey-checkbox-label--checked {
    border-color: var(--color-tech-blue);
    background: rgba(0, 180, 216, 0.08);
}

.ls-survey-checkbox-input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-tech-blue);
    flex-shrink: 0;
    cursor: pointer;
}

.ls-survey-checkbox-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.5;
}

/* ---- 戻るボタン ---- */
.ls-survey-back-row {
    margin-top: 12px;
}

.ls-survey-back-btn {
    background: none;
    border: none;
    padding: 6px 0;
    font-size: 13px;
    font-family: var(--font-base);
    color: var(--color-medium-gray);
    cursor: pointer;
    transition: color 150ms ease;
}

.ls-survey-back-btn:hover {
    color: var(--color-navy);
}

/* ---- 選択済みオプション ---- */
.ls-survey-option--selected {
    border-color: var(--color-tech-blue);
    background: rgba(0, 180, 216, 0.08);
    color: var(--color-navy);
}

/* ---- 次へボタン ---- */
.ls-survey-next-wrap {
    margin-top: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ls-survey-next-btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--gradient-primary);
    color: var(--color-white);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
    font-family: var(--font-base);
    cursor: pointer;
    transition: opacity 150ms ease, transform 150ms ease;
}

.ls-survey-next-btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

/* ---- ローディング ---- */
.ls-survey-card--loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    gap: 16px;
}

.ls-survey-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--color-border-gray);
    border-top-color: var(--color-tech-blue);
    border-radius: 50%;
    animation: ls-spin 0.8s linear infinite;
}

@keyframes ls-spin {
    to { transform: rotate(360deg); }
}

.ls-survey-loading-text {
    font-size: 14px;
    color: var(--color-medium-gray);
    margin: 0;
}

/* ---- エラー ---- */
.ls-survey-card--error {
    padding: 28px 20px;
}

.ls-survey-error-msg {
    font-size: 14px;
    color: #c0392b;
    margin: 0;
    text-align: center;
}

/* ---- 結果カード ---- */
.ls-survey-card--results {
    /* カード共通スタイルを継承 */
}

.ls-survey-results-header {
    padding: 20px 20px 0;
}

.ls-survey-thanks {
    font-size: 13px;
    color: var(--color-medium-gray);
    margin: 0 0 4px;
}

.ls-survey-results-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-navy);
    margin: 0 0 16px;
}

/* ---- タブ ---- */
.ls-survey-tabs {
    display: flex;
    gap: 4px;
    padding: 0 20px 12px;
    border-bottom: 1px solid var(--color-border-gray);
    flex-wrap: wrap;
}

.ls-survey-tab {
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    font-family: var(--font-base);
    color: var(--color-medium-gray);
    background: none;
    border: 1.5px solid var(--color-border-gray);
    border-radius: 20px;
    cursor: pointer;
    transition: border-color 150ms ease, color 150ms ease, background 150ms ease;
}

.ls-survey-tab:hover {
    border-color: var(--color-tech-blue);
    color: var(--color-tech-blue);
}

.ls-survey-tab--active:hover {
    color: var(--color-white);
}

.ls-survey-tab--active {
    background: var(--color-tech-blue);
    border-color: var(--color-tech-blue);
    color: var(--color-white);
}

/* ---- グラフエリア ---- */
.ls-survey-graphs {
    padding: 16px 20px 20px;
}

.ls-survey-graph-block {
    margin-bottom: 24px;
}

.ls-survey-graph-block:last-child {
    margin-bottom: 0;
}

.ls-survey-graph-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-navy);
    margin: 0 0 10px;
    line-height: 1.5;
}

/* ---- 属性セレクタ ---- */
.ls-survey-attr-selector-wrap {
    margin-bottom: 16px;
}

.ls-survey-attr-selector {
    padding: 8px 12px;
    font-size: 13px;
    font-family: var(--font-base);
    color: var(--color-text);
    background: var(--color-white);
    border: 1.5px solid var(--color-border-gray);
    border-radius: 6px;
    cursor: pointer;
    outline: none;
    transition: border-color 150ms ease;
}

.ls-survey-attr-selector:focus {
    border-color: var(--color-tech-blue);
}

/* ---- 回答済みアコーディオン ---- */
.ls-survey-voted-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 16px 20px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    gap: 12px;
    transition: background 150ms ease;
}

.ls-survey-voted-row:hover {
    background: rgba(0, 180, 216, 0.04);
}

.ls-survey-voted-thanks {
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font-base);
    color: var(--color-navy);
    line-height: 1.5;
}

.ls-survey-accordion-icon {
    font-size: 12px;
    color: var(--color-medium-gray);
    flex-shrink: 0;
}

.ls-survey-accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 400ms ease;
}

.ls-survey-accordion-body--open {
    max-height: 3000px;
}

.ls-survey-accordion-loading {
    display: flex;
    justify-content: center;
    padding: 24px;
}

.ls-survey-voted-count {
    padding: 16px 20px 0;
    font-size: 13px;
    color: var(--color-medium-gray);
    margin: 0;
}

/* ---- レスポンシブ ---- */
@media (max-width: 480px) {
    .ls-survey-header {
        padding: 12px 16px 8px;
    }

    .ls-survey-body {
        padding: 18px 16px 16px;
    }

    .ls-survey-question {
        font-size: 14px;
    }

    .ls-survey-option,
    .ls-survey-checkbox-label {
        padding: 10px 14px;
    }

    .ls-survey-results-header {
        padding: 16px 16px 0;
    }

    .ls-survey-tabs {
        padding: 0 16px 10px;
    }

    .ls-survey-graphs {
        padding: 12px 16px 16px;
    }

    .ls-survey-voted-row {
        padding: 14px 16px;
    }

    .ls-survey-voted-count {
        padding: 14px 16px 0;
    }
}