/* ==========================================================================
   Modal 组件样式
   用于对话框、弹出框等交互组件
   ========================================================================== */

/* 模态框遮罩层 */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.45);
    z-index: 1040;
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    pointer-events: none;
}

.modal-backdrop.modal-backdrop--visible {
    opacity: 1;
    pointer-events: auto;
}

/* 模态框容器 */
.modal-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1050;
    overflow: hidden;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

/* 模态框主体 */
.modal {
    position: relative;
    background-color: var(--color-neutral-bg);
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    pointer-events: auto;
    max-width: 100%;
    max-height: calc(100vh - 40px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}

.modal.modal--visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* 模态框头部 */
.modal__header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-neutral-border-secondary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    background-color: var(--color-neutral-bg);
}

.modal__title {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-neutral-title);
    margin: 0;
    flex: 1;
}

.modal__close-btn {
    background: none;
    border: none;
    padding: 4px 8px;
    margin: -4px -8px -4px 8px;
    cursor: pointer;
    color: var(--color-neutral-text-tertiary);
    font-size: 20px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border-radius: 4px;
    min-width: 32px;
    min-height: 32px;
}

.modal__close-btn:hover {
    color: var(--color-neutral-text);
    background-color: var(--color-neutral-bg-secondary);
}

.modal__close-btn:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 1px;
}

/* 模态框内容区域 */
.modal__body {
    padding: 24px;
    flex: 1;
    overflow-y: auto;
    min-height: 80px;
    background-color: var(--color-neutral-bg);
}

.modal__content {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-neutral-text);
}

/* 模态框底部 - 使用 Button 组件 */
.modal__footer {
    padding: 16px 24px;
    border-top: 1px solid var(--color-neutral-border-secondary);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    flex-shrink: 0;
    background-color: var(--color-neutral-bg);
}

/* 确保 Button 组件在模态框中正常显示 */
.modal__footer .button {
    margin: 0;
}

.modal__footer .button--small {
    font-size: 13px;
}

.modal__footer .button--large {
    font-size: 15px;
}

/* 对于居中布局的模态框，调整按钮对齐方式 */
.modal--centered .modal__footer {
    justify-content: center;
}

/* 确认对话框的特殊按钮布局 */
.modal--confirm .modal__footer {
    padding-top: 8px;
}

/* 无底部按钮的模态框 */
.modal--no-footer .modal__footer {
    display: none;
}

/* 模态框尺寸 */
.modal--small {
    width: 400px;
}

.modal--medium {
    width: 520px;
}

.modal--large {
    width: 720px;
}

.modal--fullscreen {
    width: calc(100vw - 40px);
    height: calc(100vh - 40px);
    border-radius: 0;
}

.modal--fullscreen .modal__body {
    flex: 1;
    overflow-y: auto;
}

/* 模态框类型 - 使用 Alert 组件的颜色变量 */
.modal--info .modal__header {
    background-color: var(--color-info-bg);
    border-bottom-color: var(--color-info-border);
}

.modal--info .modal__header .modal__title {
    color: var(--color-info);
}

.modal--success .modal__header {
    background-color: var(--color-success-bg);
    border-bottom-color: var(--color-success-border);
}

.modal--success .modal__header .modal__title {
    color: var(--color-success);
}

.modal--warning .modal__header {
    background-color: var(--color-warning-bg);
    border-bottom-color: var(--color-warning-border);
}

.modal--warning .modal__header .modal__title {
    color: var(--color-warning);
}

.modal--error .modal__header {
    background-color: var(--color-error-bg);
    border-bottom-color: var(--color-error-border);
}

.modal--error .modal__header .modal__title {
    color: var(--color-error);
}

/* 模态框变体 */
.modal--bordered {
    border: 1px solid var(--color-neutral-border);
}

.modal--no-header .modal__header {
    display: none;
}

/* 确认对话框特殊样式 */
.modal--confirm .modal__body {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px 24px 8px 24px;
}

.modal__confirm-icon {
    font-size: 24px;
    line-height: 1;
    flex-shrink: 0;
    margin-top: 2px;
    font-family: 'iconfont', sans-serif !important;
}

.modal__confirm-content {
    flex: 1;
}

.modal__confirm-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-neutral-title);
    margin: 0 0 8px 0;
    line-height: 1.4;
}

.modal__confirm-content p {
    font-size: 14px;
    color: var(--color-neutral-text);
    margin: 0;
    line-height: 1.6;
}

.modal--confirm.modal--info .modal__confirm-icon {
    color: var(--color-info);
}

.modal--confirm.modal--info .modal__confirm-icon::before {
    content: '\e600'; /* 信息图标 */
}

.modal--confirm.modal--success .modal__confirm-icon {
    color: var(--color-success);
}

.modal--confirm.modal--success .modal__confirm-icon::before {
    content: '\e601'; /* 成功图标 */
}

.modal--confirm.modal--warning .modal__confirm-icon {
    color: var(--color-warning);
}

.modal--confirm.modal--warning .modal__confirm-icon::before {
    content: '\e602'; /* 警告图标 */
}

.modal--confirm.modal--error .modal__confirm-icon {
    color: var(--color-error);
}

.modal--confirm.modal--error .modal__confirm-icon::before {
    content: '\e603'; /* 错误图标 */
}

/* 模态框动画 */
@keyframes modalFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes modalZoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal--animation-fade {
    animation: modalFadeIn 0.3s ease-out;
}

.modal--animation-slide {
    animation: modalSlideIn 0.3s ease-out;
}

.modal--animation-zoom {
    animation: modalZoomIn 0.3s ease-out;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .modal-container {
        padding: 16px;
    }

    .modal {
        max-width: 100%;
        max-height: calc(100vh - 32px);
        margin: 0;
    }

    .modal--small,
    .modal--medium,
    .modal--large {
        width: 100%;
    }

    .modal--fullscreen {
        width: 100vw;
        height: 100vh;
        margin: 0;
        border-radius: 0;
    }

    .modal__header {
        padding: 16px 20px;
    }

    .modal__body {
        padding: 20px;
    }

    .modal__footer {
        padding: 12px 20px;
        flex-wrap: wrap;
    }

    .modal__footer .button {
        flex: 1;
        min-width: 0;
    }

    /* 移动端确认对话框调整 */
    .modal--confirm .modal__body {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 20px 20px 8px 20px;
    }

    .modal__confirm-icon {
        font-size: 32px;
        margin-bottom: 12px;
    }

    .modal__confirm-content h4 {
        font-size: 17px;
    }

    .modal__confirm-content p {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .modal-container {
        padding: 12px;
    }

    .modal {
        max-height: calc(100vh - 24px);
    }

    .modal__header {
        padding: 14px 16px;
    }

    .modal__title {
        font-size: 16px;
    }

    .modal__body {
        padding: 16px;
    }

    .modal__footer {
        padding: 10px 16px;
        gap: 8px;
    }

    .modal__footer .button {
        font-size: 13px;
        padding: 8px 12px;
    }
}

/* 打印样式 */
@media print {
    .modal-backdrop {
        background: white !important;
    }

    .modal {
        position: relative !important;
        box-shadow: none !important;
        border: 1px solid var(--color-neutral-border) !important;
        max-height: none !important;
    }

    .modal__footer {
        display: none !important;
    }
}

/* 焦点样式 */
.modal:focus {
    outline: none;
}

.modal__close-btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* 滚动条样式 */
.modal__body::-webkit-scrollbar {
    width: 6px;
}

.modal__body::-webkit-scrollbar-track {
    background: var(--color-neutral-bg-secondary);
    border-radius: 3px;
}

.modal__body::-webkit-scrollbar-thumb {
    background: var(--color-neutral-border);
    border-radius: 3px;
}

.modal__body::-webkit-scrollbar-thumb:hover {
    background: var(--color-neutral-text-tertiary);
}

/* 全屏模态框的滚动条调整 */
.modal--fullscreen .modal__body::-webkit-scrollbar {
    width: 8px;
}