/* ============================================================
 * invoice.css
 * インボイス登録番号検索（page-invoice.php 専用）
 * base.css のデザイントークンに準拠したダークテーマ
 * ============================================================ */

.invoice-page {
    --inv-radius: 14px;
    --inv-active: #51cf66;
    --inv-disposed: #ff8787;
    --inv-expired: #ffa94d;
    --inv-none: rgba(230, 230, 230, 0.5);
    margin-bottom: var(--space-5);
}

/* ----------------------------------------------------------
 * 管理者向けの警告
 * ---------------------------------------------------------- */
.invoice-notice {
    margin: 0 0 var(--space-3);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    font-size: 0.92rem;
}
.invoice-notice p {
    margin: 0 0 0.4em;
}
.invoice-notice p:last-child {
    margin-bottom: 0;
}
.invoice-notice--warn {
    border-color: rgba(255, 169, 77, 0.5);
    background: rgba(255, 169, 77, 0.1);
}

/* ----------------------------------------------------------
 * 検索フォーム
 * ---------------------------------------------------------- */
.invoice-form {
    margin: 0 0 var(--space-3);
    padding: var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--inv-radius);
    background: var(--color-bg-elevated);
}

.invoice-form__main {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: var(--space-1);
}

.invoice-form__label {
    flex: 0 0 100%;
    margin-bottom: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
}

.invoice-form__input {
    flex: 1 1 240px;
    min-width: 0;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    color: var(--color-text);
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    font-size: 1.15rem;
    letter-spacing: 0.08em;
    line-height: 1.6;
    resize: vertical;
}
.invoice-form__input::placeholder {
    color: var(--color-text-subtle);
    letter-spacing: 0.08em;
}
.invoice-form__input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.2);
}

.invoice-form__submit {
    flex: 0 0 auto;
    padding: 12px 28px;
    border: none;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-accent), #74c0fc);
    color: #0b1017;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.12s, box-shadow 0.2s, opacity 0.2s;
}
.invoice-form__submit:hover {
    box-shadow: 0 6px 18px rgba(77, 171, 247, 0.32);
}
.invoice-form__submit:active {
    transform: translateY(1px);
}
.invoice-form__submit:disabled {
    opacity: 0.5;
    cursor: progress;
}

.invoice-form__hint {
    margin: var(--space-1) 0 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* 詳しい条件 */
.invoice-form__options {
    margin-top: var(--space-2);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-2);
}
.invoice-form__options > summary {
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-muted);
}
.invoice-form__options > summary:hover {
    color: var(--color-text);
}
.invoice-form__options-body {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-2);
}
.invoice-field {
    flex: 1 1 240px;
}
.invoice-field > label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text-muted);
}
.invoice-field input[type="date"] {
    padding: 8px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.95rem;
    color-scheme: dark;
}
.invoice-field__note {
    margin: 6px 0 0;
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--color-text-subtle);
}
.invoice-check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-text);
    cursor: pointer;
}
.invoice-check input[disabled] + span,
.invoice-check input[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ----------------------------------------------------------
 * ステータス表示
 * ---------------------------------------------------------- */
.invoice-status {
    min-height: 0;
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.invoice-status.is-visible {
    margin: 0 0 var(--space-2);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
}
.invoice-status--error {
    border-color: rgba(255, 135, 135, 0.5);
    background: rgba(255, 135, 135, 0.12);
    color: #ffc9c9;
}
.invoice-status--warn {
    border-color: rgba(255, 169, 77, 0.45);
    background: rgba(255, 169, 77, 0.1);
    color: #ffd8a8;
}
.invoice-status--loading {
    color: var(--color-accent);
}

/* ----------------------------------------------------------
 * 結果カード
 * ---------------------------------------------------------- */
.invoice-results {
    display: grid;
    gap: var(--space-2);
}

.invoice-card {
    padding: var(--space-3);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--inv-none);
    border-radius: var(--inv-radius);
    background: var(--color-bg-card);
}
.invoice-card--active   { border-left-color: var(--inv-active); }
.invoice-card--disposed { border-left-color: var(--inv-disposed); }
.invoice-card--expired  { border-left-color: var(--inv-expired); }
.invoice-card--none     { border-left-color: var(--inv-none); }

.invoice-card__head {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin-bottom: 6px;
}
.invoice-card__number {
    margin: 0;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
}
.invoice-card__name {
    margin: 0 0 var(--space-2);
    font-size: 1.3rem;
    line-height: 1.5;
}
.invoice-card__empty {
    margin: 0;
    font-size: 0.92rem;
    color: var(--color-text-muted);
}

.invoice-card__body {
    display: grid;
    gap: 6px;
    margin: 0;
}
.invoice-row {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 12px;
    padding: 6px 0;
    border-top: 1px solid var(--color-border);
    font-size: 0.92rem;
}
.invoice-row dt {
    flex: 0 0 8em;
    color: var(--color-text-subtle);
}
.invoice-row dd {
    flex: 1 1 12em;
    margin: 0;
}

/* バッジ */
.invoice-badge {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: #0b1017;
    background: var(--inv-none);
}
.invoice-badge--active   { background: var(--inv-active); }
.invoice-badge--disposed { background: var(--inv-disposed); }
.invoice-badge--expired  { background: var(--inv-expired); }
.invoice-badge--future   { background: #74c0fc; }
.invoice-badge--none,
.invoice-badge--unknown {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
}

/* 履歴 */
.invoice-history {
    margin-top: var(--space-2);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-1);
}
.invoice-history > summary {
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}
.invoice-history__list {
    margin: var(--space-1) 0 0;
    padding-left: 1.2em;
}
.invoice-history__item {
    font-size: 0.88rem;
    line-height: 1.8;
}
.invoice-history__date {
    display: inline-block;
    min-width: 9em;
    color: var(--color-text-subtle);
}
.invoice-history__label {
    font-weight: 600;
}
.invoice-history__name {
    margin-left: 0.6em;
    color: var(--color-text-muted);
}

.invoice-invalid {
    margin: var(--space-1) 0 0;
    font-size: 0.85rem;
    color: #ffd8a8;
}

/* ----------------------------------------------------------
 * 操作ボタン
 * ---------------------------------------------------------- */
.invoice-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin-top: var(--space-2);
}
.invoice-btn {
    padding: 9px 18px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: var(--color-bg-card);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.invoice-btn:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-accent);
}
.invoice-btn--ghost {
    background: transparent;
    color: var(--color-text-muted);
}

/* ----------------------------------------------------------
 * 最近調べた番号
 * ---------------------------------------------------------- */
.invoice-recent {
    margin-top: var(--space-4);
}
.invoice-recent__list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 var(--space-1);
    padding: 0;
    list-style: none;
}
.invoice-recent__item {
    padding: 6px 14px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: var(--color-bg-card);
    color: var(--color-text-muted);
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    font-size: 0.82rem;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
}
.invoice-recent__item:hover {
    color: var(--color-text);
    border-color: var(--color-accent);
}

/* ----------------------------------------------------------
 * 説明セクション
 * ---------------------------------------------------------- */
.invoice-guide {
    margin-top: var(--space-5);
}
.invoice-section-title {
    margin: var(--space-4) 0 var(--space-2);
    font-size: 1.1rem;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--color-border);
}
.invoice-guide__list {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 10px var(--space-2);
    margin: 0;
    align-items: baseline;
}
.invoice-guide__list dt {
    margin: 0;
}
.invoice-guide__list dd {
    margin: 0;
    font-size: 0.92rem;
    color: var(--color-text-muted);
}
.invoice-guide__notes {
    margin: 0;
    padding-left: 1.2em;
    font-size: 0.92rem;
    color: var(--color-text-muted);
}
.invoice-guide__notes li {
    margin-bottom: 0.6em;
}

.invoice-attribution {
    margin-top: var(--space-3);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    background: var(--color-bg-card);
    font-size: 0.82rem;
    line-height: 1.8;
    color: var(--color-text-subtle);
}

/* ----------------------------------------------------------
 * スマホ
 * ---------------------------------------------------------- */
@media (max-width: 600px) {
    .invoice-form {
        padding: var(--space-2);
    }
    .invoice-form__submit {
        flex: 1 1 100%;
    }
    .invoice-row dt {
        flex: 0 0 100%;
        font-size: 0.8rem;
    }
    .invoice-card__name {
        font-size: 1.15rem;
    }
}