/* ==========================================================================
   AiCube - 组件样式文件
   ========================================================================== */

/* 按钮组件 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    user-select: none;
    white-space: nowrap;
    height: auto;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--accent-alpha-3);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn:disabled::before {
    display: none;
}

/* 按钮变体 */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--text-secondary);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover {
    background: var(--success-color);
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--warning-color);
    color: var(--text-primary);
}

.btn-warning:hover {
    background: var(--warning-color);
    transform: translateY(-1px);
}

.btn-error {
    background: var(--error-color);
    color: white;
}

.btn-error:hover {
    background: var(--error-color);
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--error-color);
    color: white;
}

.btn-danger:hover {
    background: var(--error-color);
    transform: translateY(-1px);
}

.btn-icon {
    font-size: 12px;
}

/* 按钮尺寸 */
.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    height: auto;
}

/* 导航栏按钮特殊样式 */
.user-menu .btn {
    padding: var(--spacing-sm) var(--spacing-md) !important;
    font-size: var(--font-size-md) !important;
    font-weight: 500 !important;
    height: auto !important;
    min-height: unset !important;
    max-height: 32px !important;
    border-width: 1px !important;
    line-height: 1.2 !important;
}

.user-menu .btn.btn-outline {
    padding: var(--spacing-sm) var(--spacing-md) !important;
    border: 1px solid var(--primary-color) !important;
    height: auto !important;
    min-height: unset !important;
    max-height: 32px !important;
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
    min-height: 52px;
}

/* 表单组件 */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.form-control {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    font-family: inherit;
    background: var(--bg-secondary);
    transition: var(--transition-normal);
    resize: vertical;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px var(--accent-alpha-1);
}

.form-control:invalid {
    border-color: var(--error-color);
}

.form-control::placeholder {
    color: var(--text-light);
}

textarea.form-control {
    min-height: 120px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    line-height: 1.5;
}

select.form-control {
    cursor: pointer;
}

/* 输入组 */
.input-group {
    display: flex;
    align-items: stretch;
}

.input-group .form-control {
    border-radius: 0;
    border-right: none;
}

.input-group .form-control:first-child {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.input-group .form-control:last-child {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    border-right: 2px solid var(--bg-tertiary);
}

.input-group .btn {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* 复选框和单选框 */
.checkbox,
.radio {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
}

.checkbox input[type="checkbox"],
.radio input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

/* 开关组件 */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-tertiary);
    transition: var(--transition-normal);
    border-radius: 24px;
}

.switch-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-normal);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.switch input:checked + .switch-slider {
    background-color: var(--primary-color);
}

.switch input:checked + .switch-slider:before {
    transform: translateX(26px);
}

/* 标签页组件 */
.tab-nav {
    display: flex;
    border-bottom: 2px solid var(--bg-tertiary);
    margin-bottom: var(--spacing-lg);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.tab-nav::-webkit-scrollbar {
    display: none;
}

.tab-btn {
    flex: 1;
    min-width: 120px;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: var(--font-size-md);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    margin-right: var(--spacing-xs);
    position: relative;
}

.tab-btn:last-child {
    margin-right: 0;
}

.tab-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

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

.tab-content {
    padding: var(--spacing-lg);
}

.tab-pane {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.tab-pane.active {
    display: block;
}

/* 模态框组件 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    /* 浏览器兼容性：backdrop-filter */
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    animation: fadeIn var(--transition-normal);
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 90vw;
    max-height: 90vh;
    overflow: hidden;
    animation: slideInUp var(--transition-normal);
    position: relative;
    /* 确保拖动时的层级 */
    z-index: 1;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--bg-tertiary);
    background: var(--bg-secondary);
    cursor: move;
    user-select: none;
    /* 添加拖动提示 */
    position: relative;
}

.modal-header::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 8px;
    transform: translateX(-50%);
    width: 30px;
    height: 4px;
    background: var(--text-tertiary);
    border-radius: 2px;
    opacity: 0.5;
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-size-lg);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
    max-height: 70vh;
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--bg-tertiary);
    background: var(--bg-secondary);
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 加载指示器 */
.loading {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    /* 浏览器兼容性：backdrop-filter */
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.loading.show {
    display: flex;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--bg-tertiary);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading p {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    font-weight: 500;
}

/* 进度条 */
.progress {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin: var(--spacing-md) 0;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    width: 0%;
    transition: width var(--transition-normal);
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: linear-gradient(
        -45deg,
        rgba(255, 255, 255, .2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, .2) 50%,
        rgba(255, 255, 255, .2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 50px 50px;
    animation: move 2s linear infinite;
}

@keyframes move {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 50px 50px;
    }
}

/* 提示框 */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border: 1px solid transparent;
    position: relative;
    animation: slideInRight var(--transition-normal);
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    border-color: var(--success-color);
    color: #155724;
}

.alert-warning {
    background: rgba(255, 193, 7, 0.1);
    border-color: var(--warning-color);
    color: #856404;
}

.alert-error {
    background: rgba(220, 53, 69, 0.1);
    border-color: var(--error-color);
    color: #721c24;
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    border-color: var(--info-color);
    color: #0c5460;
}

.alert-dismissible {
    padding-right: 50px;
}

.alert-close {
    position: absolute;
    top: 50%;
    right: var(--spacing-md);
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    cursor: pointer;
    opacity: 0.7;
    transition: var(--transition-fast);
}

.alert-close:hover {
    opacity: 1;
}

/* 工具提示 */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltip-text {
    visibility: hidden;
    width: 200px;
    background-color: var(--text-primary);
    color: white;
    text-align: center;
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity var(--transition-normal);
    font-size: var(--font-size-sm);
}

.tooltip .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--text-primary) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* 模块错误提示 */
.error-message.module-error {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 4000;
    max-width: 400px;
    background: var(--bg-primary);
    border: 2px solid var(--error-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    animation: slideInRight var(--transition-normal);
    overflow: hidden;
}

.error-content {
    padding: 0;
}

.error-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(220, 53, 69, 0.1);
    border-bottom: 1px solid var(--error-color);
}

.error-icon {
    font-size: var(--font-size-lg);
    color: var(--error-color);
}

.error-header h3 {
    margin: 0;
    color: var(--error-color);
    font-size: var(--font-size-md);
    font-weight: 600;
}

.error-body {
    padding: var(--spacing-lg);
}

.error-main {
    margin: 0 0 var(--spacing-md) 0;
    color: var(--text-primary);
    font-size: var(--font-size-md);
    line-height: 1.5;
}

.error-details {
    margin-top: var(--spacing-md);
}

.error-details summary {
    cursor: pointer;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--bg-tertiary);
}

.error-details summary:hover {
    color: var(--text-primary);
}

.error-details pre {
    margin: var(--spacing-sm) 0 0 0;
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.error-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border-top: 1px solid var(--bg-tertiary);
}

.btn-retry,
.btn-close {
    padding: var(--spacing-xs) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-retry {
    background: var(--primary-color);
    color: white;
}

.btn-retry:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-close {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.btn-close:hover {
    background: var(--bg-quaternary);
    color: var(--text-primary);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 加载消息样式 */
.loading-message {
    color: var(--text-secondary);
    font-size: var(--font-size-md);
    font-weight: 500;
    margin-top: var(--spacing-md);
}

/* 响应式组件调整 */
@media (max-width: 768px) {
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        min-height: 40px;
    }
    
    .modal-content {
        max-width: 95vw;
        margin: var(--spacing-md);
    }
    
    .tab-nav {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: none;
        min-width: auto;
    }
    
    .tooltip .tooltip-text {
        width: 150px;
        margin-left: -75px;
    }
    
    .error-message.module-error {
        top: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .error-actions {
        flex-direction: column;
    }
    
    .btn-retry,
    .btn-close {
        width: 100%;
    }
}