/**
 * 和暦西暦変換 - 専用スタイル
 */

/* モード切り替えボタン */
.mode-section {
    display: flex;
    border-bottom: 1px solid var(--color-border);
}

.mode-btn {
    flex: 1;
    padding: 16px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.mode-btn:first-child {
    border-right: 1px solid var(--color-border);
}

.mode-btn.active {
    color: var(--color-primary-dark);
    background: var(--color-white);
}

.mode-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-accent);
}

.mode-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* 和暦入力グループ */
.wareki-input-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.era-select {
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    cursor: pointer;
    min-width: 100px;
}

.era-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.year-input {
    width: 80px;
    padding: 12px 16px;
    font-size: 18px;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-align: center;
}

.year-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
}

.year-suffix {
    font-size: 16px;
    color: var(--color-text);
}

/* 西暦入力グループ */
.seireki-input-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.seireki-year-input {
    width: 120px;
}

/* 柔軟入力フィールド */
.input-hint {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.flex-input {
    width: 100%;
    padding: 12px 14px;
    font-size: 15px;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.flex-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
}

/* 結果表示セクション */
.result-section {
    padding: 24px 20px;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.result-main {
    margin-bottom: 16px;
}

.result-value {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1.4;
}

.result-details {
    display: flex;
    justify-content: center;
    gap: 32px;
}

.detail-item {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.detail-label {
    font-size: 13px;
    color: var(--color-text-muted);
}

.detail-value {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
}

/* 関連年表示セクション */
.related-years-section {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
}

.related-years-header {
    margin-bottom: 12px;
}

.related-years-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-muted);
}

.related-years-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.related-year-tag {
    display: inline-block;
    padding: 6px 12px;
    font-size: 13px;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 20px;
}

.related-year-tag.current {
    color: var(--color-white);
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* 対照表タブ */
.era-table-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.era-tab {
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.era-tab:hover {
    border-color: var(--color-text-muted);
}

.era-tab.active {
    color: var(--color-white);
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* 対照表 */
.era-table-container {
    overflow-x: auto;
}

.era-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.era-table th,
.era-table td {
    padding: 10px 12px;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.era-table th {
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--color-bg);
}

.era-table td {
    color: var(--color-text);
}

.era-table tr:last-child td {
    border-bottom: none;
}

.era-table .current-year {
    background: rgba(224, 120, 80, 0.1);
    font-weight: 700;
}

.era-table .wareki-col {
    font-weight: 500;
    color: var(--color-primary-dark);
}

.era-table .eto-col {
    color: var(--color-text-secondary);
}

/* 非表示ユーティリティ */
.hidden {
    display: none !important;
}

/* レスポンシブ対応 */
@media (max-width: 600px) {
    .mode-btn {
        padding: 14px 12px;
        font-size: 13px;
    }

    .wareki-input-group {
        flex-wrap: wrap;
    }

    .era-select {
        flex: 1;
        min-width: auto;
    }

    .year-input {
        width: 70px;
    }

    .result-value {
        font-size: 22px;
    }

    .result-details {
        flex-direction: column;
        gap: 12px;
        align-items: center;
    }

    .era-table-tabs {
        gap: 6px;
    }

    .era-tab {
        padding: 6px 12px;
        font-size: 12px;
    }

    .era-table th,
    .era-table td {
        padding: 8px 6px;
        font-size: 13px;
    }
}