/**
 * CB Portal Design System
 * 真正的产品级设计系统，不是 AI 生成的样式堆砌
 */

/* ==========================================================================
   Design Tokens - 设计令牌
   ========================================================================== */

:root {
    /* 颜色系统 - 语义化命名 */
    --color-primary: #f26b1d;
    --color-primary-hover: #e05d12;
    --color-primary-light: #fff7f1;

    --color-success: #10976f;
    --color-success-hover: #0d7c5a;
    --color-success-light: #f0f9f4;

    --color-warning: #c97713;
    --color-warning-hover: #b06610;
    --color-warning-light: #fff9f0;

    --color-danger: #c94a43;
    --color-danger-hover: #b03a34;
    --color-danger-light: #fef5f5;

    /* 中性色 */
    --color-text-primary: #1a2332;
    --color-text-secondary: #556070;
    --color-text-tertiary: #7b8798;
    --color-text-disabled: #a8b3c2;

    --color-bg-base: #ffffff;
    --color-bg-subtle: #f8fafb;
    --color-bg-hover: #f3f5f7;
    --color-bg-page: #f0f3f6;

    --color-border: #d5dce5;
    --color-border-light: #e5ebf1;
    --color-border-hover: #c0ccd9;

    /* 间距系统 - 4px 基准 */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;

    /* 字号系统 */
    --font-size-xs: 11px;
    --font-size-sm: 12px;
    --font-size-base: 13px;
    --font-size-md: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 18px;
    --font-size-2xl: 20px;

    /* 字重系统 - 只用三个 */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;

    /* 圆角系统 */
    --radius-sm: 4px;
    --radius-base: 6px;
    --radius-md: 8px;
    --radius-full: 9999px;

    /* 阴影系统 - 产品级深度层次 */
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-base: 0 4px 8px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 8px 16px rgba(15, 23, 42, 0.10), 0 4px 6px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 16px 32px rgba(15, 23, 42, 0.12), 0 8px 12px rgba(15, 23, 42, 0.08);
    --shadow-xl: 0 24px 48px rgba(15, 23, 42, 0.16), 0 12px 20px rgba(15, 23, 42, 0.10);
    --shadow-2xl: 0 32px 64px rgba(15, 23, 42, 0.20), 0 16px 24px rgba(15, 23, 42, 0.12);

    /* 内阴影 */
    --shadow-inset: inset 0 2px 4px rgba(15, 23, 42, 0.06);
    --shadow-inset-focus: inset 0 0 0 1px rgba(242, 107, 29, 0.2);

    /* 过渡时长 - 产品级微动效 */
    --transition-instant: 80ms;
    --transition-fast: 120ms;
    --transition-base: 180ms;
    --transition-slow: 240ms;
    --transition-slower: 320ms;

    /* 缓动函数 - 自然流畅的动效曲线 */
    --ease-out-smooth: cubic-bezier(0.33, 1, 0.68, 1);
    --ease-in-out-smooth: cubic-bezier(0.65, 0, 0.35, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Z-index 层级 */
    --z-dropdown: 50;
    --z-sticky: 100;
    --z-modal: 200;
    --z-toast: 300;
}

/* ==========================================================================
   按钮系统 - Button System
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    height: 32px;
    padding: 0 var(--space-3);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    white-space: nowrap;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    background: var(--color-bg-base);
    color: var(--color-text-primary);
    cursor: pointer;
    transition:
        background-color var(--transition-base) var(--ease-out-smooth),
        border-color var(--transition-base) var(--ease-out-smooth),
        color var(--transition-base) var(--ease-out-smooth),
        transform var(--transition-fast) var(--ease-out-smooth),
        box-shadow var(--transition-base) var(--ease-out-smooth);
}

.btn:hover:not(:disabled) {
    background: var(--color-bg-hover);
    border-color: var(--color-border-hover);
    transform: translateY(-1px);
}

.btn:active:not(:disabled) {
    transform: translateY(0);
    transition-duration: var(--transition-instant);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 按钮尺寸 */
.btn-sm {
    height: 28px;
    padding: 0 var(--space-2);
    font-size: var(--font-size-sm);
}

.btn-lg {
    height: 36px;
    padding: 0 var(--space-4);
    font-size: var(--font-size-md);
}

/* 按钮变体 - 清晰的视觉优先级 */
.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    box-shadow: 0 1px 2px rgba(242, 107, 29, 0.16);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    box-shadow: 0 3px 8px rgba(242, 107, 29, 0.24), 0 1px 3px rgba(242, 107, 29, 0.16);
}

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

.btn-success:hover:not(:disabled) {
    background: var(--color-success);
    color: white;
}

.btn-danger {
    background: var(--color-danger-light);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.btn-danger:hover:not(:disabled) {
    background: var(--color-danger);
    color: white;
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-bg-hover);
    border-color: var(--color-border-light);
}

/* 图标按钮 */
.btn-icon {
    width: 32px;
    padding: 0;
}

.btn-icon.btn-sm {
    width: 28px;
}

/* ==========================================================================
   表单控件 - Form Controls
   ========================================================================== */

.form-input,
.form-select {
    width: 100%;
    height: 32px;
    padding: 0 var(--space-3);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--color-bg-base);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    outline: none;
    transition:
        border-color var(--transition-base) var(--ease-out-smooth),
        box-shadow var(--transition-base) var(--ease-out-smooth),
        background-color var(--transition-base) var(--ease-out-smooth);
}

.form-input:hover:not(:disabled):not(:focus) {
    border-color: var(--color-border-hover);
    background: var(--color-bg-subtle);
}

.form-input:focus,
.form-select:focus {
    border-color: var(--color-primary);
    background: var(--color-bg-base);
    box-shadow: 0 0 0 3px rgba(242, 107, 29, 0.1), 0 1px 2px rgba(15, 23, 42, 0.04);
}

.form-input::placeholder {
    color: var(--color-text-tertiary);
}

.form-select {
    appearance: none;
    padding-right: var(--space-8);
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23556070' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
}

.form-label {
    display: block;
    margin-bottom: var(--space-1);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

/* ==========================================================================
   卡片系统 - Card System
   ========================================================================== */

.card {
    background: var(--color-bg-base);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition:
        border-color var(--transition-base) var(--ease-out-smooth),
        box-shadow var(--transition-base) var(--ease-out-smooth);
}

.card-elevated {
    box-shadow: var(--shadow-base);
}

.card-elevated:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-border);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border-light);
    background: var(--color-bg-subtle);
}

.card-body {
    padding: var(--space-4);
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-top: 1px solid var(--color-border-light);
    background: var(--color-bg-subtle);
}

/* ==========================================================================
   布局系统 - Layout System
   ========================================================================== */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.stack {
    display: flex;
    flex-direction: column;
}

.stack-1 { gap: var(--space-1); }
.stack-2 { gap: var(--space-2); }
.stack-3 { gap: var(--space-3); }
.stack-4 { gap: var(--space-4); }
.stack-6 { gap: var(--space-6); }

.row {
    display: flex;
    align-items: center;
}

.row-1 { gap: var(--space-1); }
.row-2 { gap: var(--space-2); }
.row-3 { gap: var(--space-3); }
.row-4 { gap: var(--space-4); }

.row-between {
    justify-content: space-between;
}

.row-end {
    justify-content: flex-end;
}

/* ==========================================================================
   数据表格系统 - Data Table System
   ========================================================================== */

.table-container {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    min-width: 1180px;
    border-collapse: collapse;
    table-layout: fixed;
}

.data-table thead th {
    position: sticky;
    top: 0;
    z-index: 1;
    height: 36px;
    padding: 0 var(--space-3);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-align: left;
    white-space: nowrap;
    background: var(--color-bg-subtle);
    border-right: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border);
}

.data-table thead th:last-child {
    border-right: 0;
}

.data-table tbody td {
    height: 42px;
    padding: 0 var(--space-3);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: middle;
}

.data-table tbody tr {
    transition:
        background-color var(--transition-fast) var(--ease-out-smooth),
        transform var(--transition-fast) var(--ease-out-smooth);
}

.data-table tbody tr:hover {
    background: var(--color-bg-hover);
    transform: translateX(2px);
}

.data-table tbody tr:last-child td {
    border-bottom: 0;
}

.data-table .empty-row td {
    height: 132px;
    color: var(--color-text-tertiary);
    font-size: var(--font-size-md);
    text-align: center;
}

/* 空状态通用样式 */
.empty-state {
    display: grid;
    justify-items: center;
    gap: var(--space-3);
    padding: var(--space-8) var(--space-4);
    color: var(--color-text-secondary);
    text-align: center;
}

.empty-state-icon {
    display: grid;
    place-items: center;
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--color-bg-subtle) 0%, var(--color-bg-hover) 100%);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius-full);
    color: var(--color-text-tertiary);
}

.empty-state-icon ::deep .mud-icon-root {
    width: 32px;
    height: 32px;
}

.empty-state-title {
    margin: 0;
    color: var(--color-text-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.empty-state-description {
    margin: 0;
    max-width: 420px;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    line-height: 1.5;
}

.empty-state-action {
    margin-top: var(--space-2);
}

/* 空状态动画 */
.empty-state {
    animation: empty-state-in 0.4s var(--ease-out-smooth) forwards;
}

@keyframes empty-state-in {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 表格单元格通用样式 */
.table-image {
    display: block;
    width: 64px;
    height: 64px;
    object-fit: cover;
    border-radius: var(--radius-base);
    border: 1px solid var(--color-border-light);
}

.table-cell-title {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.table-cell-title strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--color-text-primary);
    font-weight: var(--font-weight-semibold);
}

.table-cell-title span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
}

.table-actions {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* ==========================================================================
   状态标签 - Badge System
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    height: 20px;
    padding: 0 var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
}

.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-danger {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

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

.badge-info {
    background: #e3f2fd;
    color: #1976d2;
}

/* ==========================================================================
   筛选器系统 - Filter System
   ========================================================================== */

.filter-bar {
    display: flex;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.filter-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    min-width: 0;
}

.filter-actions {
    display: flex;
    gap: var(--space-2);
}

/* 响应式筛选器 */
@media (max-width: 1180px) {
    .filter-bar {
        align-items: stretch;
    }

    .filter-field {
        flex: 1 1 100%;
    }

    .filter-actions {
        width: 100%;
    }
}

/* ==========================================================================
   对话框系统 - Dialog System
   ========================================================================== */

.dialog-backdrop {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: grid;
    place-items: center;
    padding: var(--space-4);
    background: rgba(13, 20, 34, 0.64);
    backdrop-filter: blur(5px);
}

.dialog-panel {
    width: min(560px, calc(100vw - 32px));
    max-height: calc(100vh - 32px);
    overflow: hidden;
    background: var(--color-bg-base);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    box-shadow: 0 24px 64px rgba(7, 16, 32, 0.24);
}

.dialog-panel-wide {
    width: min(760px, calc(100vw - 32px));
}

.dialog-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--color-bg-subtle);
    border-bottom: 1px solid var(--color-border-light);
}

.dialog-header div {
    display: grid;
    gap: var(--space-1);
    min-width: 0;
}

.dialog-header p {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.dialog-header h2 {
    margin: 0;
    color: var(--color-text-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    line-height: 1.3;
}

.dialog-close {
    display: inline-grid;
    place-items: center;
    width: 30px;
    height: 30px;
    padding: 0;
    color: var(--color-text-secondary);
    background: transparent;
    border: 0;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: color var(--transition-base) ease, background-color var(--transition-base) ease;
}

.dialog-close:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.dialog-body {
    padding: var(--space-4);
    overflow-y: auto;
    max-height: calc(100vh - 240px);
}

.dialog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

.dialog-field {
    display: grid;
    gap: var(--space-1);
}

.dialog-field-wide {
    grid-column: 1 / -1;
}

.dialog-field > span {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.dialog-field input,
.dialog-field select,
.dialog-field textarea {
    width: 100%;
    min-height: 32px;
    padding: 0 var(--space-3);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    background: var(--color-bg-base);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    outline: none;
    transition: border-color var(--transition-base) ease, box-shadow var(--transition-base) ease;
}

.dialog-field input:focus,
.dialog-field select:focus,
.dialog-field textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(242, 107, 29, 0.1);
}

.dialog-field textarea {
    min-height: 80px;
    padding: var(--space-2) var(--space-3);
    resize: vertical;
}

.dialog-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-subtle);
    border-top: 1px solid var(--color-border-light);
}

.dialog-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* 对话框按钮 */
.dialog-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    height: 32px;
    padding: 0 var(--space-3);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    white-space: nowrap;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    background: var(--color-bg-base);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-base) ease;
}

.dialog-button:hover:not(:disabled) {
    background: var(--color-bg-hover);
    border-color: var(--color-border-hover);
}

.dialog-button-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.dialog-button-primary:hover:not(:disabled) {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}

.dialog-button-danger {
    background: var(--color-danger-light);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.dialog-button-danger:hover:not(:disabled) {
    background: var(--color-danger);
    color: white;
}

.dialog-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 响应式 */
@media (max-width: 760px) {
    .dialog-panel {
        width: min(100%, calc(100vw - 24px));
    }

    .dialog-grid {
        grid-template-columns: 1fr;
    }

    .dialog-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .dialog-actions {
        flex-direction: column;
    }

    .dialog-button {
        width: 100%;
    }
}

/* ==========================================================================
   工具类 - Utility Classes
   ========================================================================== */

/* 文本 */
.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-md { font-size: var(--font-size-md); }
.text-lg { font-size: var(--font-size-lg); }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }

.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }

/* 间距 */
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }

.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }

.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }

/* 交互状态 */
.interactive {
    cursor: pointer;
    transition:
        transform var(--transition-fast) var(--ease-out-smooth),
        opacity var(--transition-fast) var(--ease-out-smooth);
}

.interactive:hover {
    transform: translateY(-1px);
}

.interactive:active {
    transform: translateY(0);
}

/* 焦点可见性 */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* 禁用状态统一 */
[disabled],
.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* 加载状态 */
[aria-busy="true"] {
    position: relative;
    pointer-events: none;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* 响应式 */
@media (max-width: 768px) {
    .hide-mobile { display: none; }

    /* 移动端触摸目标优化 */
    .btn {
        min-height: 44px;
        height: auto;
        padding-top: var(--space-2);
        padding-bottom: var(--space-2);
    }

    .form-input,
    .form-select {
        min-height: 44px;
        height: auto;
    }
}

@media (min-width: 769px) {
    .show-mobile { display: none; }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .data-pager-icon-button,
    .data-pager-page-number {
        -webkit-tap-highlight-color: transparent;
    }

    .btn:active:not(:disabled) {
        transform: scale(0.98);
    }

    .icon-action:active,
    .avatar-action:active {
        transform: scale(0.95);
    }
}