/* =========================================================================
   後台統一提示元件樣式（issue #536）
   - 統一浮動提示（unified-admin-alert）：頂端置中、可堆疊、四態
   - 統一提示／確認型對話框（unified-confirm-modal）：四態（含輸入型）
   由範例頁雛形 dev- 前綴樣式正式化而來；全域載入於後台 layout。
   ========================================================================= */

/* ── 一、統一浮動提示 ─────────────────────────────────────────────── */
.unified-admin-alert-container {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: calc(100% - 32px);
    max-width: 480px;
    pointer-events: none;
}

.unified-admin-alert {
    position: relative;
    pointer-events: auto;
    padding: 0;
    border: 1px solid #d8e2ee;
    border-radius: 16px;
    background-color: #ffffff;
    color: #1f2a44;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
    overflow: hidden;
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* 進場/退場:加上 is-show 時淡入下滑,移除時淡出上滑（退場由 JS 移除 is-show 觸發） */
.unified-admin-alert.is-show {
    opacity: 1;
    transform: translateY(0);
}

/* 尊重系統「減少動態」設定:關閉進出場動畫 */
@media (prefers-reduced-motion: reduce) {
    .unified-admin-alert {
        transition: none;
    }
}

.unified-admin-alert::before {
    content: '';
    display: block;
    height: 3px;
    background-color: #2563eb;
}

.unified-admin-alert.is-success::before {
    background-color: #16a34a;
}

.unified-admin-alert.is-danger::before {
    background-color: #dc2626;
}

.unified-admin-alert.is-warning::before {
    background-color: #d97706;
}

.unified-admin-alert.is-info::before {
    background-color: #0891b2;
}

.unified-admin-alert__body {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 46px 14px 14px;
}

.unified-admin-alert__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 12px;
    background-color: #edf4ff;
    color: #2563eb;
    font-size: 15px;
    flex-shrink: 0;
}

.unified-admin-alert.is-success .unified-admin-alert__icon {
    background-color: #ecfdf3;
    color: #15803d;
}

.unified-admin-alert.is-danger .unified-admin-alert__icon {
    background-color: #fff1f2;
    color: #be123c;
}

.unified-admin-alert.is-warning .unified-admin-alert__icon {
    background-color: #fff8e1;
    color: #b45309;
}

.unified-admin-alert.is-info .unified-admin-alert__icon {
    background-color: #ecfeff;
    color: #0f766e;
}

.unified-admin-alert__content {
    min-width: 0;
    flex: 1 1 auto;
}

.unified-admin-alert__eyebrow {
    margin-bottom: 3px;
    color: #64748b;
    font-size: 11px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.04em;
}

.unified-admin-alert.is-success .unified-admin-alert__eyebrow {
    color: #15803d;
}

.unified-admin-alert.is-danger .unified-admin-alert__eyebrow {
    color: #be123c;
}

.unified-admin-alert.is-warning .unified-admin-alert__eyebrow {
    color: #b45309;
}

.unified-admin-alert.is-info .unified-admin-alert__eyebrow {
    color: #0f766e;
}

.unified-admin-alert__title {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
}

.unified-admin-alert .close,
.unified-admin-alert .mailbox-attachment-close {
    position: absolute;
    top: 9px;
    right: 11px;
    color: #94a3b8;
    opacity: 0.9;
    text-shadow: none;
    font-size: 24px;
    line-height: 1;
}

.unified-admin-alert .close:hover,
.unified-admin-alert .mailbox-attachment-close:hover {
    color: #475569;
    opacity: 1;
}

@media (max-width: 767.98px) {
    .unified-admin-alert-container {
        top: 58px;
        width: calc(100% - 24px);
    }

    .unified-admin-alert {
        border-radius: 14px;
    }

    .unified-admin-alert__body {
        padding: 13px 42px 13px 13px;
    }
}

/* ── 二、統一提示／確認型對話框 ───────────────────────────────────── */
.unified-confirm-modal .modal-dialog {
    max-width: 560px;
}

.unified-confirm-modal .modal-content {
    position: relative;
    border: 0;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
}

.unified-confirm-modal .modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background-color: #2563eb;
}

.unified-confirm-modal .modal-content.is-warning::before {
    background-color: #d97706;
}

.unified-confirm-modal .modal-content.is-danger::before {
    background-color: #dc2626;
}

.unified-confirm-modal .modal-content.is-input::before {
    background-color: #0f766e;
}

.unified-confirm-modal .modal-header {
    align-items: flex-start;
    padding: 22px 24px 18px;
    border-bottom: 1px solid #ebf1f7;
}

.unified-confirm-modal .modal-body {
    padding: 18px 24px 24px;
    background-color: #f5f7fb;
}

.unified-confirm-modal .modal-footer {
    gap: 12px;
    justify-content: flex-end;
    padding: 18px 24px 24px;
    border-top: 1px solid #ebf1f7;
}

.unified-confirm-modal .modal-footer .btn {
    min-width: 132px;
    border-radius: 12px;
    font-weight: 700;
}

.unified-confirm-modal .modal-header .close {
    margin: -4px -4px 0 auto;
    color: #94a3b8;
    opacity: 0.9;
    text-shadow: none;
}

.unified-confirm-modal .modal-header .close:hover {
    color: #475569;
    opacity: 1;
}

.unified-confirm-modal__head {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    min-width: 0;
}

.unified-confirm-modal__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 16px;
    background-color: #edf4ff;
    color: #2563eb;
    font-size: 18px;
    flex-shrink: 0;
}

.unified-confirm-modal__icon.is-warning {
    background-color: #fff8e1;
    color: #b45309;
}

.unified-confirm-modal__icon.is-danger {
    background-color: #fff1f2;
    color: #be123c;
}

.unified-confirm-modal__icon.is-input {
    background-color: #ecfeff;
    color: #0f766e;
}

.unified-confirm-modal__heading {
    min-width: 0;
}

.unified-confirm-modal__eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    margin-bottom: 6px;
    border-radius: 999px;
    background-color: #eff6ff;
    color: #1d4ed8;
    font-size: 11px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0;
}

.unified-confirm-modal .modal-content.is-warning .unified-confirm-modal__eyebrow {
    background-color: #fff7e6;
    color: #b45309;
}

.unified-confirm-modal .modal-content.is-danger .unified-confirm-modal__eyebrow {
    background-color: #fff1f2;
    color: #be123c;
}

.unified-confirm-modal .modal-content.is-input .unified-confirm-modal__eyebrow {
    background-color: #ecfeff;
    color: #0f766e;
}

.unified-confirm-modal .modal-title {
    color: #1f2a44;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.45;
}

.unified-confirm-modal__body {
    padding: 18px 20px;
    border: 1px solid #e6edf5;
    border-radius: 18px;
    background-color: #ffffff;
    color: #475569;
    font-size: 14px;
    line-height: 1.8;
}

.unified-confirm-modal__body p {
    margin-bottom: 12px;
}

.unified-confirm-modal__field {
    margin-top: 14px;
    padding: 18px 20px;
    border: 1px solid #e6edf5;
    border-radius: 18px;
    background-color: #ffffff;
}

.unified-confirm-modal__field-label {
    display: inline-block;
    margin-bottom: 8px;
    color: #475569;
    font-size: 12px;
    font-weight: 700;
}

.unified-confirm-modal__field-input {
    border-radius: 16px;
    border: 1px solid #dfe7f1;
    background-color: #f7f9fc;
    padding: 12px 16px;
    height: 48px;
    box-shadow: none;
}

.unified-confirm-modal__field-input:focus {
    border-color: #38b2ac;
    box-shadow: 0 0 0 0.2rem rgba(15, 118, 110, 0.14);
    background-color: #ffffff;
}

.unified-confirm-modal__field-hint {
    margin-top: 8px;
    color: #64748b;
    font-size: 12px;
    line-height: 1.7;
}

.unified-confirm-modal__field-error {
    display: none;
    margin-top: 8px;
    color: #c2410c;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.6;
}

.unified-confirm-modal__field.is-invalid {
    border-color: #fdba74;
    background-color: #fff7ed;
}

.unified-confirm-modal__field.is-invalid .unified-confirm-modal__field-input {
    border-color: #f97316;
    background-color: #ffffff;
}

.unified-confirm-modal__field.is-invalid .unified-confirm-modal__field-error {
    display: block;
}

@media (max-width: 767.98px) {
    .unified-confirm-modal .modal-dialog {
        margin: 1rem;
    }

    .unified-confirm-modal .modal-header {
        padding: 20px 18px 16px;
    }

    .unified-confirm-modal .modal-body {
        padding: 16px 18px 18px;
    }

    .unified-confirm-modal .modal-footer {
        padding: 16px 18px 18px;
    }

    .unified-confirm-modal .modal-footer .btn {
        min-width: 0;
        flex: 1 1 0;
    }
}