@charset "UTF-8";
/* ==========================================================================
   外链侠 · 统一设计系统 (app.css)
   - 全站唯一 UI 基础样式，替代 daisyUI / Tailwind / Bootstrap
   - 颜色、圆角、间距全部通过 CSS 变量统一，确保前台 / 用户中心 / 管理后台一致
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. 设计变量
   -------------------------------------------------------------------------- */
:root {
    /* 主色 */
    --color-primary: #1677ff;
    --color-primary-hover: #4096ff;
    --color-primary-pressed: #0958d9;
    --color-primary-soft: #e6f0ff;
    --color-secondary: #7b5bff;
    --color-secondary-soft: #f0ecff;

    /* 语义色 */
    --color-success: #00b96b;
    --color-success-soft: #e8f8f0;
    --color-warning: #f58220;
    --color-warning-soft: #fff7ed;
    --color-error: #f53f3f;
    --color-error-soft: #fff2f0;
    --color-error-soft-hover: #ffe0de;
    --color-info: #1677ff;
    --color-info-soft: #e6f0ff;

    /* 文本 */
    --color-text-base: #1d2129;
    --color-text-sub: #4e5969;
    --color-text-tip: #86909c;
    --color-text-disable: #c9cdd4;
    --color-text-invert: #ffffff;

    /* 背景 / 边框 */
    --color-border: #e5e6eb;
    --color-border-soft: #f2f3f5;
    --color-bg-page: #f5f7fa;
    --color-bg-surface: #ffffff;
    --color-bg-mute: #f7f8fa;

    /* 玻璃拟态 */
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-blur: 14px;
    --glass-border: rgba(255, 255, 255, 0.55);

    /* 圆角 */
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 10px;
    --radius-xl: 16px;
    --radius-full: 999px;

    /* 阴影 */
    --shadow-xs: 0 1px 2px rgba(31, 45, 80, 0.04);
    --shadow-sm: 0 2px 8px rgba(31, 45, 80, 0.06);
    --shadow-md: 0 8px 24px rgba(31, 45, 80, 0.08);
    --shadow-lg: 0 20px 60px rgba(31, 45, 80, 0.08);

    /* 间距 */
    --layout-pad-x: 16px;
    --header-height: 56px;
    --card-gap: 16px;
    --sidebar-width: 200px;

    /* 字体 */
    --font-sans: v-sans, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif, "Apple Color Emoji",
        "Segoe UI Emoji", "Segoe UI Symbol";

    /* 层级 */
    --z-sidebar: 50;
    --z-mask: 40;
    --z-topbar: 30;
    --z-modal: 1000;
}

/* --------------------------------------------------------------------------
   2. 基础重置
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-size: 14px;
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--color-text-base);
    background: var(--color-bg-page);
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd {
    margin: 0;
}

ul, ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
    border: 0;
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
}

table {
    border-collapse: collapse;
    width: 100%;
}

code, pre, kbd {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-thumb {
    background: #d9dde3;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #c2c7d0;
}

::-webkit-scrollbar-track {
    background: transparent;
}

/* --------------------------------------------------------------------------
   3. 布局：侧边栏 + 主内容（用户中心 / 管理后台）
   -------------------------------------------------------------------------- */
.app-body {
    background: var(--color-bg-page);
}

.layout {
    display: flex;
    min-height: 100vh;
    position: relative;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background: var(--color-bg-surface);
    border-right: 1px solid var(--color-border-soft);
    z-index: var(--z-sidebar);
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar.open {
    transform: translateX(0);
}

.sidebar-head {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border-soft);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.sidebar-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-text-tip);
    transition: background 0.2s;
}

.sidebar-close:hover {
    background: var(--color-bg-mute);
}

.sidebar-close svg {
    width: 20px;
    height: 20px;
}

.sidebar-nav {
    flex: 1;
    padding: 8px;
    overflow-y: auto;
}

.sidebar-foot {
    padding: 12px;
    border-top: 1px solid var(--color-border-soft);
    flex-shrink: 0;
}

.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: var(--z-mask);
    display: none;
}

.sidebar-overlay.show {
    display: block;
}

.main {
    flex: 1;
    min-height: 100vh;
    min-width: 0;
    background: var(--color-bg-page);
    margin-left: 0;
    transition: margin 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
}

.topbar {
    background: var(--color-bg-surface);
    border-bottom: 1px solid var(--color-border-soft);
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-xs);
    position: sticky;
    top: 0;
    z-index: var(--z-topbar);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.topbar-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-base);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.topbar-toggle {
    display: inline-flex;
    align-items: center;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    color: var(--color-text-sub);
    transition: background 0.2s;
}

.topbar-toggle:hover {
    background: var(--color-bg-mute);
}

.topbar-toggle svg {
    width: 20px;
    height: 20px;
}

.page {
    padding: 12px;
    max-width: 1200px;
    margin: 0 auto;
}

.page--wide {
    max-width: none;
}

@media (min-width: 1024px) {
    .sidebar {
        transform: translateX(0);
    }

    .sidebar-close {
        display: none;
    }

    .main {
        margin-left: var(--sidebar-width);
    }

    .topbar {
        padding: 12px 20px;
    }

    .topbar-toggle {
        display: none;
    }

    .topbar-title {
        font-size: 18px;
    }

    .page {
        padding: 16px;
    }
}

/* --------------------------------------------------------------------------
   4. 品牌
   -------------------------------------------------------------------------- */
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 600;
    color: var(--color-text-base);
}

.brand-logo {
    width: 26px;
    height: 26px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    color: var(--color-primary);
}

.brand-name {
    white-space: nowrap;
}

/* --------------------------------------------------------------------------
   5. 侧边导航
   -------------------------------------------------------------------------- */
.side-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    margin-bottom: 4px;
    color: var(--color-text-sub);
    font-size: 14px;
    transition: background 0.2s, color 0.2s;
}

.side-link svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.side-link:hover {
    background: var(--color-bg-mute);
    color: var(--color-text-base);
}

.side-link.active {
    background: var(--color-primary-soft);
    color: var(--color-primary);
}

.side-title {
    margin: 16px 0 4px;
    padding: 0 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--color-text-tip);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.side-divider {
    margin: 4px 0 0;
    border-top: 1px solid var(--color-border-soft);
}

.user-mini {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-primary-soft);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}

.user-mini-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-base);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-mini-role {
    font-size: 12px;
    color: var(--color-text-tip);
}

.balance-box {
    background: linear-gradient(135deg, #fff7ed 0%, #fffbeb 100%);
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 12px;
}

.balance-box-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.balance-box-label {
    font-size: 12px;
    color: var(--color-text-tip);
}

.balance-box-value {
    font-size: 18px;
    font-weight: 700;
    color: #ea580c;
}

.btn-logout {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    background: var(--color-error-soft);
    color: var(--color-error);
    font-size: 14px;
    font-weight: 500;
    transition: background 0.2s;
}

.btn-logout:hover {
    background: var(--color-error-soft-hover);
}

.btn-logout svg {
    width: 16px;
    height: 16px;
}

/* --------------------------------------------------------------------------
   6. 按钮
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 34px;
    padding: 0 16px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    white-space: nowrap;
    background: transparent;
    color: var(--color-text-sub);
}

.btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.btn:disabled,
.btn.disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.btn-default {
    background: var(--color-bg-surface);
    border-color: var(--color-border);
    color: var(--color-text-sub);
}

.btn-default:hover {
    border-color: var(--color-primary-hover);
    color: var(--color-primary-hover);
}

.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}

.btn-primary:active {
    background: var(--color-primary-pressed);
    border-color: var(--color-primary-pressed);
}

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

.btn-success:hover {
    filter: brightness(1.06);
}

.btn-warning {
    background: var(--color-warning);
    border-color: var(--color-warning);
    color: #fff;
}

.btn-warning:hover {
    filter: brightness(1.06);
}

.btn-error,
.btn-danger {
    background: var(--color-error);
    border-color: var(--color-error);
    color: #fff;
}

.btn-error:hover,
.btn-danger:hover {
    filter: brightness(1.06);
}

.btn-outline {
    background: transparent;
}

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

.btn-outline.btn-primary:hover {
    background: var(--color-primary-soft);
}

.btn-outline.btn-warning {
    border-color: var(--color-warning);
    color: var(--color-warning);
    background: transparent;
}

.btn-outline.btn-warning:hover {
    background: var(--color-warning-soft);
}

.btn-outline.btn-error {
    border-color: var(--color-error);
    color: var(--color-error);
    background: transparent;
}

.btn-outline.btn-error:hover {
    background: var(--color-error-soft);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-sub);
}

.btn-ghost:hover {
    background: var(--color-bg-mute);
    color: var(--color-text-base);
}

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

.btn-soft-primary:hover {
    background: #d6e6ff;
}

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

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

.btn-large {
    height: 42px;
    padding: 0 24px;
    font-size: 15px;
    border-radius: var(--radius-md);
}

.btn-sm {
    height: 30px;
    padding: 0 12px;
    font-size: 13px;
}

.btn-xs {
    height: 26px;
    padding: 0 10px;
    font-size: 12px;
    border-radius: var(--radius-sm);
}

.btn-block {
    width: 100%;
}

.btn-pill {
    border-radius: var(--radius-full);
}

/* --------------------------------------------------------------------------
   7. 卡片 / 面板
   -------------------------------------------------------------------------- */
.card {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-soft);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.card + .card {
    margin-top: var(--card-gap);
}

.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border-soft);
}

.card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-base);
}

.card-sub {
    font-size: 12px;
    color: var(--color-text-tip);
    font-weight: 400;
    margin-top: 2px;
}

.card-body {
    padding: 16px;
}

.card-body--flush {
    padding: 0;
}

.card-foot {
    padding: 12px 16px;
    border-top: 1px solid var(--color-border-soft);
    background: var(--color-bg-mute);
}

.panel {
    background: var(--color-bg-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-soft);
    padding: 16px;
}

/* 统计卡片 */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.stat-card {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-soft);
    border-radius: var(--radius-lg);
    padding: 16px;
    transition: box-shadow 0.2s, transform 0.2s;
}

.stat-card:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.stat-label {
    font-size: 13px;
    color: var(--color-text-sub);
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text-base);
    line-height: 1.2;
}

.stat-foot {
    margin-top: 6px;
    font-size: 12px;
    color: var(--color-text-tip);
}

.stat-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon svg {
    width: 20px;
    height: 20px;
}

@media (min-width: 640px) {
    .stat-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* --------------------------------------------------------------------------
   8. 表格
   -------------------------------------------------------------------------- */
.table-wrap {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table.table {
    width: 100%;
    font-size: 13px;
    min-width: 640px;
}

table.table thead th {
    text-align: left;
    padding: 10px 12px;
    background: var(--color-bg-mute);
    color: var(--color-text-sub);
    font-weight: 500;
    white-space: nowrap;
    border-bottom: 1px solid var(--color-border-soft);
}

table.table tbody td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border-soft);
    color: var(--color-text-base);
    vertical-align: middle;
}

table.table tbody tr:last-child td {
    border-bottom: none;
}

table.table tbody tr:hover {
    background: var(--color-bg-mute);
}

table.table .td-actions {
    white-space: nowrap;
}

.table-empty {
    padding: 40px 16px;
    text-align: center;
    color: var(--color-text-tip);
    font-size: 13px;
}

.cell-ellipsis {
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
    vertical-align: middle;
}

/* --------------------------------------------------------------------------
   9. 表单
   -------------------------------------------------------------------------- */
.form-item {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-base);
    margin-bottom: 6px;
}

.form-label .req {
    color: var(--color-error);
    margin-left: 2px;
}

.form-tip {
    font-size: 12px;
    color: var(--color-text-tip);
    margin-top: 6px;
}

.input,
.select,
.textarea {
    display: block;
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    color: var(--color-text-base);
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input::placeholder,
.textarea::placeholder {
    color: var(--color-text-disable);
}

.input:focus,
.select:focus,
.textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.1);
}

.input:disabled,
.select:disabled,
.textarea:disabled {
    background: var(--color-bg-mute);
    color: var(--color-text-tip);
    cursor: not-allowed;
}

.textarea {
    min-height: 88px;
    resize: vertical;
    line-height: 1.6;
}

.select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2386909c' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
    padding-right: 32px;
}

.input-sm {
    padding: 5px 10px;
    font-size: 13px;
}

.checkbox,
.radio {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--color-text-sub);
    cursor: pointer;
}

.checkbox input,
.radio input {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 640px) {
    .form-row.cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-row.cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.input-group {
    display: flex;
    gap: 8px;
    align-items: stretch;
}

.input-group .input {
    flex: 1;
    min-width: 0;
}

/* 开关 */
.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
    flex-shrink: 0;
}

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

.switch-slider {
    position: absolute;
    inset: 0;
    background: #d9dde3;
    border-radius: var(--radius-full);
    transition: background 0.2s;
    cursor: pointer;
}

.switch-slider::before {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    left: 2px;
    top: 2px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s;
    box-shadow: var(--shadow-xs);
}

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

.switch input:checked + .switch-slider::before {
    transform: translateX(18px);
}

/* --------------------------------------------------------------------------
   10. 徽标 / 状态
   -------------------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.6;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-primary {
    background: var(--color-primary-soft);
    color: var(--color-primary);
}

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

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

.badge-error {
    background: var(--color-error-soft);
    color: var(--color-error);
}

.badge-mute {
    background: var(--color-bg-mute);
    color: var(--color-text-sub);
}

.dot-status {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   11. 提示条
   -------------------------------------------------------------------------- */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    font-size: 13px;
    line-height: 1.6;
    border: 1px solid transparent;
}

.alert svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-info {
    background: var(--color-info-soft);
    border-color: #c9e0ff;
    color: #0958d9;
}

.alert-success {
    background: var(--color-success-soft);
    border-color: #b7ebd2;
    color: #00875a;
}

.alert-warning {
    background: var(--color-warning-soft);
    border-color: #ffdcb8;
    color: #b45309;
}

.alert-error {
    background: var(--color-error-soft);
    border-color: #ffd2cd;
    color: #cf1322;
}

/* --------------------------------------------------------------------------
   12. 弹窗
   -------------------------------------------------------------------------- */
.modal-mask {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
    overflow-y: auto;
}

.modal-mask.show {
    display: flex;
}

.modal-box {
    background: var(--color-bg-surface);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 520px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.2s ease;
}

.modal-box--wide {
    max-width: 760px;
}

.modal-box--narrow {
    max-width: 400px;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border-soft);
    flex-shrink: 0;
}

.modal-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-base);
}

.modal-close {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-text-tip);
    transition: background 0.2s;
}

.modal-close:hover {
    background: var(--color-bg-mute);
}

.modal-close svg {
    width: 18px;
    height: 18px;
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-foot {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    padding: 14px 20px;
    border-top: 1px solid var(--color-border-soft);
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   13. 标签页 / 分页
   -------------------------------------------------------------------------- */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--color-border-soft);
    overflow-x: auto;
}

.tab {
    padding: 10px 14px;
    font-size: 14px;
    color: var(--color-text-sub);
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
}

.tab:hover {
    color: var(--color-text-base);
}

.tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 500;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 14px 0;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    min-width: 32px;
    height: 32px;
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg-surface);
    font-size: 13px;
    color: var(--color-text-sub);
    transition: all 0.2s;
}

.pagination a:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination .active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.pagination .disabled {
    color: var(--color-text-disable);
    cursor: not-allowed;
}

/* 过滤器工具栏 */
.toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.toolbar .input,
.toolbar .select {
    width: auto;
    min-width: 140px;
}

.toolbar-search {
    flex: 1;
    min-width: 180px;
}

/* --------------------------------------------------------------------------
   14. 空状态 / 加载
   -------------------------------------------------------------------------- */
.empty {
    padding: 48px 16px;
    text-align: center;
    color: var(--color-text-tip);
}

.empty-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 12px;
    color: var(--color-text-disable);
}

.empty-text {
    font-size: 14px;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--color-border-soft);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Toast 提示 */
.toast-wrap {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    pointer-events: none;
}

.toast {
    padding: 10px 18px;
    border-radius: var(--radius-md);
    background: var(--color-bg-surface);
    box-shadow: var(--shadow-md);
    font-size: 14px;
    border: 1px solid var(--color-border-soft);
    animation: toastIn 0.25s ease;
    max-width: 90vw;
}

.toast-success {
    color: var(--color-success);
    border-color: #b7ebd2;
    background: var(--color-success-soft);
}

.toast-error {
    color: var(--color-error);
    border-color: #ffd2cd;
    background: var(--color-error-soft);
}

.toast-info {
    color: var(--color-primary);
    border-color: #c9e0ff;
    background: var(--color-info-soft);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --------------------------------------------------------------------------
   15. 前台首页
   -------------------------------------------------------------------------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--layout-pad-x);
}

.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--color-border-soft);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--layout-pad-x);
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-links {
    display: flex;
    gap: 32px;
    color: var(--color-text-sub);
    font-size: 14px;
}

.nav-links a {
    cursor: pointer;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--color-primary);
}

.nav-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.hero {
    position: relative;
    overflow: hidden;
    padding: 80px 0 100px;
    background: linear-gradient(180deg, #fff 0%, var(--color-bg-page) 100%);
}

.grid-bg {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(22, 119, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(22, 119, 255, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    pointer-events: none;
}

.blob-a {
    width: 400px;
    height: 400px;
    background: #c7dcff;
    top: -100px;
    left: -100px;
}

.blob-b {
    width: 500px;
    height: 500px;
    background: #d4f0e3;
    bottom: -150px;
    right: -150px;
}

.hero-decor {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-decor .deco {
    position: absolute;
    width: 64px;
    opacity: 0.12;
}

.deco-0 { top: 15%; left: 8%; }
.deco-1 { top: 25%; right: 12%; }
.deco-2 { top: 60%; left: 5%; }
.deco-3 { top: 70%; right: 8%; }
.deco-4 { bottom: 15%; left: 15%; }

.hero-inner {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--layout-pad-x);
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--color-primary-soft);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: 13px;
    margin-bottom: 20px;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-success);
}

.hero-title {
    font-size: 44px;
    line-height: 1.25;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-text-base);
}

.hero-title .grad {
    background: linear-gradient(90deg, #1677ff, #7b5bff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-sub {
    font-size: 16px;
    color: var(--color-text-sub);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-btns {
    display: flex;
    gap: 14px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.hs-num {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.hs-label {
    font-size: 13px;
    color: var(--color-text-sub);
}

.hero-card {
    background: #fff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.hc-head {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 14px 18px;
    background: var(--color-bg-mute);
    border-bottom: 1px solid var(--color-border-soft);
}

.hc-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ff5f57;
}

.hc-dot:nth-child(2) { background: #ffbd2e; }
.hc-dot:nth-child(3) { background: #28ca41; }

.hc-title {
    margin-left: 10px;
    font-size: 13px;
    color: var(--color-text-sub);
}

.hc-grid {
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.hc-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-mute);
    font-size: 13px;
    color: var(--color-text-sub);
    transition: all 0.3s;
    cursor: pointer;
}

.hc-item:hover {
    background: var(--color-primary-soft);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.hc-icon {
    width: 32px;
    height: 32px;
}

.hc-more {
    background: var(--color-primary-soft);
    color: var(--color-primary);
}

.hc-plus {
    font-size: 24px;
    font-weight: 300;
    line-height: 1;
}

.sec {
    padding: 80px 0;
}

.sec--mute {
    background: var(--color-bg-mute);
}

.sec-head {
    text-align: center;
    margin-bottom: 48px;
}

.sec-head h2 {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-text-base);
}

.sec-head p {
    font-size: 15px;
    color: var(--color-text-sub);
}

.feat-grid,
.scene-grid,
.adv-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--layout-pad-x);
    display: grid;
    gap: var(--card-gap);
}

.feat-grid,
.scene-grid {
    grid-template-columns: repeat(4, 1fr);
}

.adv-grid {
    grid-template-columns: repeat(3, 1fr);
}

.feat-card,
.scene-card,
.adv-card {
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-soft);
    transition: all 0.3s;
}

.feat-card {
    padding: 28px 20px;
}

.scene-card {
    padding: 24px;
}

.adv-card {
    display: flex;
    gap: 16px;
    padding: 24px;
}

.feat-card:hover,
.scene-card:hover,
.adv-card:hover {
    box-shadow: var(--shadow-md);
}

.feat-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.feat-icon-wrap {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: var(--color-primary-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.feat-icon {
    width: 28px;
    height: 28px;
}

.feat-name,
.scene-name,
.adv-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-base);
}

.feat-name { margin-bottom: 8px; }
.scene-name { margin-bottom: 6px; }
.adv-name { margin-bottom: 6px; }

.feat-desc,
.scene-desc,
.adv-desc {
    font-size: 13px;
    color: var(--color-text-sub);
    line-height: 1.6;
}

.scene-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-mute);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}

.adv-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-soft);
    color: var(--color-primary);
}

.cta-band {
    position: relative;
    padding: 70px 0;
    background: linear-gradient(135deg, #1677ff 0%, #7b5bff 100%);
    overflow: hidden;
    color: #fff;
}

.cta-inner {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--layout-pad-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.cta-text h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.cta-text p {
    font-size: 15px;
    opacity: 0.85;
}

.cta-white {
    background: #fff !important;
    border-color: #fff !important;
    color: var(--color-primary) !important;
}

.cta-white:hover {
    opacity: 0.9;
}

.foot {
    background: #fff;
    border-top: 1px solid var(--color-border-soft);
    padding: 50px 0 20px;
}

.foot-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--layout-pad-x);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.foot-slogan {
    margin-top: 12px;
    font-size: 13px;
    color: var(--color-text-sub);
    line-height: 1.7;
}

.foot-col-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text-base);
}

.foot-col a {
    display: block;
    font-size: 13px;
    color: var(--color-text-sub);
    margin-bottom: 10px;
    cursor: pointer;
    transition: color 0.3s;
}

.foot-col a:hover {
    color: var(--color-primary);
}

.foot-qr-img {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    background: var(--color-bg-mute);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tip);
    font-size: 12px;
}

.foot-qr-tip {
    font-size: 12px;
    color: var(--color-text-sub);
}

.foot-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px var(--layout-pad-x) 0;
    border-top: 1px solid var(--color-border-soft);
    font-size: 12px;
    color: var(--color-text-tip);
}

.fb-lines > div {
    margin-bottom: 6px;
}

.fb-beian {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.fb-beian a {
    color: var(--color-text-tip);
}

.fb-beian a:hover {
    color: var(--color-primary);
}

/* 入场动画 */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    animation: revealUp 0.6s ease forwards;
}

.reveal.in {
    opacity: 1;
    transform: translateY(0);
}

@keyframes revealUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 960px) {
    .nav-links { display: none; }
    .hero-inner { grid-template-columns: 1fr; gap: 40px; }
    .hero-title { font-size: 32px; }
    .feat-grid, .scene-grid { grid-template-columns: repeat(2, 1fr); }
    .adv-grid { grid-template-columns: 1fr; }
    .foot-inner { grid-template-columns: 1fr 1fr; }
    .cta-inner { flex-direction: column; text-align: center; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .hc-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 560px) {
    .feat-grid, .scene-grid { grid-template-columns: 1fr; }
    .foot-inner { grid-template-columns: 1fr; }
    .hero-title { font-size: 26px; }
    .hc-grid { grid-template-columns: repeat(2, 1fr); }
}

/* --------------------------------------------------------------------------
   16. 登录 / 注册（居中卡片）
   -------------------------------------------------------------------------- */
.auth-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    background: linear-gradient(180deg, #fff 0%, var(--color-bg-page) 100%);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-bg-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-soft);
    box-shadow: var(--shadow-md);
    padding: 28px 24px;
}

.auth-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 6px;
}

.auth-sub {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-tip);
    margin-bottom: 24px;
}

.auth-foot {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-sub);
    margin-top: 18px;
}

.auth-foot a {
    color: var(--color-primary);
}

.auth-foot a:hover {
    text-decoration: underline;
}

.captcha-img {
    height: 38px;
    width: 110px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    cursor: pointer;
    flex-shrink: 0;
    object-fit: cover;
    background: var(--color-bg-mute);
}

/* --------------------------------------------------------------------------
   17. 通用工具类（精简集，视图可直接使用）
   -------------------------------------------------------------------------- */
.hidden { display: none !important; }
.block { display: block; }
.inline-block { display: inline-block; }
.inline-flex { display: inline-flex; }
.flex { display: flex; }
.grid { display: grid; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; min-width: 0; }
.flex-shrink-0 { flex-shrink: 0; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.relative { position: relative; }
.absolute { position: absolute; }
.sticky { position: sticky; }
.overflow-hidden { overflow: hidden; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-w-0 { min-width: 0; }
.cursor-pointer { cursor: pointer; }
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.whitespace-nowrap { white-space: nowrap; }
.break-all { word-break: break-all; }

.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-5 { gap: 20px; }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-5 { margin-top: 20px; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 20px; }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

.p-1 { padding: 4px; }
.p-2 { padding: 8px; }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }
.p-5 { padding: 20px; }
.px-2 { padding-left: 8px; padding-right: 8px; }
.px-3 { padding-left: 12px; padding-right: 12px; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.py-1 { padding-top: 4px; padding-bottom: 4px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-3 { padding-top: 12px; padding-bottom: 12px; }
.py-4 { padding-top: 16px; padding-bottom: 16px; }

.text-xs { font-size: 12px; }
.text-sm { font-size: 13px; }
.text-base { font-size: 14px; }
.text-lg { font-size: 16px; }
.text-xl { font-size: 18px; }
.text-2xl { font-size: 22px; }
.text-3xl { font-size: 26px; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.leading-tight { line-height: 1.3; }
.leading-relaxed { line-height: 1.7; }

.text-text-base { color: var(--color-text-base); }
.text-text-sub { color: var(--color-text-sub); }
.text-text-tip { color: var(--color-text-tip); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }
.text-white { color: #fff; }
.text-inherit { color: inherit; }

.bg-white { background-color: var(--color-bg-surface); }
.bg-bg-page { background-color: var(--color-bg-page); }
.bg-bg-mute { background-color: var(--color-bg-mute); }
.bg-primary { background-color: var(--color-primary); }
.bg-primary-soft { background-color: var(--color-primary-soft); }
.bg-success-soft { background-color: var(--color-success-soft); }
.bg-warning-soft { background-color: var(--color-warning-soft); }
.bg-error-soft { background-color: var(--color-error-soft); }
.bg-transparent { background-color: transparent; }

.border { border: 1px solid var(--color-border); }
.border-0 { border: none; }
.border-t { border-top: 1px solid var(--color-border-soft); }
.border-b { border-bottom: 1px solid var(--color-border-soft); }
.border-border-soft { border-color: var(--color-border-soft); }
.border-primary { border-color: var(--color-primary); }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

.shadow-xs { box-shadow: var(--shadow-xs); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-none { box-shadow: none; }

.opacity-70 { opacity: 0.7; }
.opacity-100 { opacity: 1; }
.pointer-events-none { pointer-events: none; }

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (min-width: 640px) {
    .sm\:flex { display: flex; }
    .sm\:inline { display: inline; }
    .sm\:hidden { display: none; }
    .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
    .lg\:hidden { display: none; }
    .lg\:flex { display: flex; }
    .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* --------------------------------------------------------------------------
   18. 打印
   -------------------------------------------------------------------------- */
@media print {
    .sidebar,
    .topbar,
    .sidebar-overlay,
    .no-print {
        display: none !important;
    }

    .main {
        margin-left: 0 !important;
    }
}