/* ============================================================
   电商财务分析系统 - 全局样式 (暗色科技风)
   ============================================================ */

/* --- CSS 变量 --- */
:root {
    --bg-deep: #0a0e27;
    --bg-mid: #111633;
    --bg-card: rgba(17, 22, 51, 0.75);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #e8eaed;
    --text-secondary: #9aa0b4;
    --text-muted: #5e6380;
    --accent-cyan: #00d4ff;
    --accent-purple: #7b2ff7;
    --accent-gradient: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    --danger: #ff4d6a;
    --success: #00d68f;
    --warning: #ffb020;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.12);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                 "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-cyan); text-decoration: none; }
input, select, button { font-family: inherit; }
input:focus, select:focus { outline: none; }

/* --- 粒子背景 --- */
#particles-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* --- Flash 消息 --- */
.flash-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.flash-message {
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(12px);
    animation: slideDown 0.4s ease;
    min-width: 260px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
.flash-info    { background: rgba(0, 212, 255, 0.18); border: 1px solid rgba(0, 212, 255, 0.35); color: var(--accent-cyan); }
.flash-success { background: rgba(0, 214, 143, 0.18); border: 1px solid rgba(0, 214, 143, 0.35); color: var(--success); }
.flash-warning { background: rgba(255, 176, 32, 0.18); border: 1px solid rgba(255, 176, 32, 0.35); color: var(--warning); }
.flash-danger  { background: rgba(255, 77, 106, 0.18); border: 1px solid rgba(255, 77, 106, 0.35); color: var(--danger); }
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* --- Toast 通知 --- */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 10001;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.toast {
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(14px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.35s ease, toastOut 0.35s ease 2.5s forwards;
    min-width: 240px;
    max-width: 380px;
    border: 1px solid transparent;
}
.toast-success { background: rgba(0, 214, 143, 0.16); border-color: rgba(0, 214, 143, 0.4); color: #00d68f; }
.toast-error   { background: rgba(255, 77, 106, 0.16); border-color: rgba(255, 77, 106, 0.4); color: #ff6b82; }
.toast-warning { background: rgba(255, 176, 32, 0.16); border-color: rgba(255, 176, 32, 0.4); color: #ffc144; }
.toast-info    { background: rgba(0, 212, 255, 0.16); border-color: rgba(0, 212, 255, 0.4); color: #33dfff; }
@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to   { opacity: 0; transform: translateX(40px); }
}

/* ============================================================
   登录页
   ============================================================ */
.login-page {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}

.login-container {
    display: flex;
    max-width: 920px;
    width: 100%;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card), var(--shadow-glow);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    overflow: hidden;
}

/* 品牌区 */
.login-brand {
    flex: 1;
    padding: 60px 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.06) 0%, rgba(123, 47, 247, 0.04) 100%);
    border-right: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}
.login-brand::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle at 40% 50%, rgba(0, 212, 255, 0.04) 0%, transparent 60%),
                radial-gradient(circle at 70% 30%, rgba(123, 47, 247, 0.04) 0%, transparent 60%);
}

.brand-icon { margin-bottom: 24px; position: relative; z-index: 1; }
.brand-title {
    font-size: 1.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    position: relative; z-index: 1;
}
.brand-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 4px;
    text-transform: uppercase;
    position: relative; z-index: 1;
}
.brand-decor {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 28px 0 18px;
    position: relative; z-index: 1;
}
.decor-line {
    display: block;
    width: 40px;
    height: 1px;
    background: var(--accent-gradient);
    opacity: 0.5;
}
.decor-dot {
    display: block;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.6);
}
.brand-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    position: relative; z-index: 1;
}

/* 表单区 */
.login-form-area {
    flex: 1;
    padding: 60px 48px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.form-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: var(--text-primary);
}

/* 角色标签 */
.role-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 28px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-sm);
    padding: 4px;
}
.role-tab {
    flex: 1;
    padding: 10px 0;
    text-align: center;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
}
.role-tab.active {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 14px rgba(0, 212, 255, 0.25);
}

/* 表单控件 */
.input-group {
    margin-bottom: 20px;
}
.input-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-weight: 500;
     margin-bottom: 8px;
}
.input-group label svg { flex-shrink: 0; }
.input-group input,
.input-group select {
    width: 100%;
    padding: 13px 16px;
    font-size: 0.95rem;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.input-group input:focus,
.input-group select:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
    background: rgba(255, 255, 255, 0.06);
}
.input-group input::placeholder { color: var(--text-muted); }
.input-group select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239aa0b4' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

.input-group label small {
    color: var(--text-muted);
    font-weight: 400;
}

/* 按钮 */
.btn-login {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: #fff;
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
    margin-top: 10px;
    position: relative;
    overflow: hidden;
}
.btn-login:hover {
    box-shadow: 0 6px 28px rgba(0, 212, 255, 0.3);
    transform: translateY(-1px);
}
.btn-login:active { transform: translateY(0); }
.btn-login.loading {
    pointer-events: none;
    opacity: 0.75;
}

.btn-primary {
    padding: 10px 22px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}
.btn-primary:hover { box-shadow: 0 4px 18px rgba(0, 212, 255, 0.3); transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.btn-primary.loading { pointer-events: none; opacity: 0.7; }

.btn-secondary {
    padding: 10px 22px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.08); color: var(--text-primary); }

.btn-danger {
    padding: 10px 22px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
    background: var(--danger);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}
.btn-danger:hover { box-shadow: 0 4px 18px rgba(255, 77, 106, 0.35); }

.btn-block { width: 100%; justify-content: center; padding: 13px; font-size: 0.95rem; }

.btn-sm {
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}
.btn-outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-secondary);
}
.btn-outline:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); }
.btn-outline-danger {
    background: transparent;
    border: 1px solid rgba(255, 77, 106, 0.35);
    color: var(--danger);
}
.btn-outline-danger:hover { background: rgba(255, 77, 106, 0.12); }
.btn-disabled {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

/* 登录页脚 */
.login-footer {
    margin-top: 32px;
    font-size: 0.78rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* ============================================================
   管理后台布局
   ============================================================ */
.admin-layout {
    position: relative;
    z-index: 1;
    display: flex;
    min-height: 100vh;
}

/* 侧边栏 */
.admin-sidebar {
    width: 250px;
    background: rgba(10, 14, 39, 0.9);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    backdrop-filter: blur(12px);
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-color);
}
.sidebar-title {
    font-size: 1.05rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    position: relative;
}
.nav-item:hover { background: rgba(255, 255, 255, 0.04); color: var(--text-primary); }
.nav-item.active {
    background: rgba(0, 212, 255, 0.08);
    color: var(--accent-cyan);
    box-shadow: inset 2px 0 0 var(--accent-cyan);
}
.nav-item.disabled {
    color: var(--text-muted);
    cursor: not-allowed;
    pointer-events: none;
    opacity: 0.5;
}
.nav-item .badge {
    margin-left: auto;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
}

/* 主内容区 */
.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* 顶部栏 */
.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 32px;
    background: rgba(10, 14, 39, 0.6);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
}
.page-title {
    font-size: 1.2rem;
    font-weight: 600;
}
.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* 用户信息 */
.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}
.user-avatar {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    color: #fff;
    flex-shrink: 0;
}
.user-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}
.user-name { font-size: 0.88rem; font-weight: 600; }
.user-role { font-size: 0.72rem; color: var(--text-muted); }

.btn-logout {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
}
.btn-logout:hover { color: var(--danger); border-color: rgba(255, 77, 106, 0.3); background: rgba(255, 77, 106, 0.06); }

/* 内容面板 */
.admin-content {
    flex: 1;
    padding: 28px 32px;
    overflow-y: auto;
}

/* 工具栏 */
.panel-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
    gap: 16px;
    flex-wrap: wrap;
}
.search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    width: 280px;
    transition: var(--transition);
}
.search-box:focus-within { border-color: var(--accent-cyan); box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.06); }
.search-box svg { flex-shrink: 0; color: var(--text-muted); }
.search-box input {
    border: none; background: transparent;
    color: var(--text-primary);
    font-size: 0.88rem;
    width: 100%;
    outline: none;
}
.search-box input::placeholder { color: var(--text-muted); }

/* 表格卡片 */
.table-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(16px);
    overflow: hidden;
}

/* 数据表 */
.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th {
    padding: 14px 18px;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-color);
}
.data-table td {
    padding: 14px 18px;
    font-size: 0.88rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
}
.data-table tbody tr:hover td { background: rgba(255, 255, 255, 0.02); }
.data-table tbody tr:last-child td { border-bottom: none; }

.action-cell { display: flex; gap: 8px; flex-wrap: wrap; }

/* 空状态 */
.table-empty td { padding: 60px 0 !important; }
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.88rem;
}

/* 角色标签 */
.role-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.76rem;
    font-weight: 500;
}
.role-admin { background: rgba(123, 47, 247, 0.18); color: #b794f4; border: 1px solid rgba(123, 47, 247, 0.3); }
.role-user  { background: rgba(0, 212, 255, 0.1); color: var(--accent-cyan); border: 1px solid rgba(0, 212, 255, 0.25); }

/* 等宽文本 */
.mono { font-family: "SF Mono", "Fira Code", "Consolas", "Monaco", monospace; font-size: 0.85rem; }

/* 表名链接 */
.table-name-link { color: var(--accent-cyan); font-weight: 600; }

/* 图标按钮 */
.icon-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 32px; height: 32px; border-radius: 6px;
    border: 1px solid transparent; background: transparent;
    color: var(--text-muted); cursor: pointer; transition: var(--transition);
    position: relative; flex-shrink: 0;
}
.icon-btn:hover { color: var(--text-primary); background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }
.icon-btn[title]:hover::after {
    content: attr(title);
    position: absolute; bottom: calc(100% + 8px); left: 50%;
    transform: translateX(-50%);
    padding: 5px 12px; border-radius: 5px;
    background: #0f1330; color: var(--text-primary);
    font-size: 0.75rem; white-space: nowrap; pointer-events: none;
    border: 1px solid var(--accent-cyan);
    z-index: 99999; box-shadow: 0 4px 16px rgba(0,0,0,0.5);
}
.icon-btn { position:relative; overflow:visible !important; }
.icon-btn:hover { z-index:99999; }
.icon-btn-primary:hover { color: var(--accent-cyan); border-color: rgba(0,212,255,0.25); background: rgba(0,212,255,0.08); }
.icon-btn-danger:hover { color: var(--danger); border-color: rgba(255,77,106,0.25); background: rgba(255,77,106,0.08); }
.icon-btn-success:hover { color: var(--success); border-color: rgba(0,214,143,0.25); background: rgba(0,214,143,0.08); }
.icon-btn-success { }
.icon-btn-sm { width: 28px; height: 28px; }

/* ============================================================
   数据表管理 - 统计卡片
   ============================================================ */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 22px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}
.stat-card:hover { border-color: rgba(255, 255, 255, 0.15); transform: translateY(-2px); }

.stat-icon {
    width: 50px; height: 50px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.stat-info { display: flex; flex-direction: column; gap: 4px; }
.stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -1px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; }

/* 表分类区域 */
.table-section { }
.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}
.section-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px; height: 22px;
    padding: 0 6px;
    border-radius: 11px;
    font-size: 0.72rem;
    font-weight: 700;
    background: var(--accent-gradient);
    color: #fff;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.82rem;
}

/* ============================================================
   返回链接（用于 admin-header 中的返回按钮）
   ============================================================ */
.back-link {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 0.84rem; font-weight: 500;
    color: var(--text-secondary);
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1);
    transition: var(--transition); text-decoration: none;
}
.back-link:hover { color: var(--accent-cyan); border-color: rgba(0,212,255,0.3); background: rgba(0,212,255,0.05); }

/* ============================================================
   创建数据表 - 内部组件（upload-hero / sheet-tab / 字段编辑器）
   ============================================================ */

.upload-hero {
    width: 100%; max-width: 620px;
    border: 2px dashed rgba(255,255,255,0.14);
    border-radius: var(--radius-lg);
    padding: 72px 36px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    display: flex; flex-direction: column; align-items: center; gap: 18px;
}
.upload-hero:hover, .upload-hero.dragover {
    border-color: var(--accent-cyan);
    background: rgba(0,212,255,0.04);
    box-shadow: 0 0 40px rgba(0,212,255,0.1);
}
.upload-hero h2 { font-size: 1.3rem; font-weight: 600; color: var(--text-primary); }
.upload-hero p { font-size: 0.88rem; color: var(--text-muted); }
.upload-hero .spinner { width: 40px; height: 40px; border-width: 3px; }

/* 文件信息条 */
.file-info-bar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 22px; margin-bottom: 20px;
    background: rgba(0,214,143,0.05); border: 1px solid rgba(0,214,143,0.18);
    border-radius: var(--radius-sm);
    flex-wrap: wrap; gap: 12px;
}
.file-info-left { display: flex; align-items: center; gap: 12px; }
.file-info-left strong { font-size: 1rem; }

/* Sheet Tab 导航条 */
.sheet-tab-bar {
    display: flex; gap: 4px; margin-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
    overflow-x: auto; padding-bottom: 0;
}
.sheet-tab {
    display: flex; align-items: center; gap: 8px;
    padding: 11px 20px;
    font-size: 0.9rem; font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none; border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    border-radius: 8px 8px 0 0;
}
.sheet-tab:hover { color: var(--text-primary); background: rgba(255,255,255,0.02); }
.sheet-tab.active {
    color: var(--accent-cyan);
    border-bottom-color: var(--accent-cyan);
    background: rgba(0,212,255,0.05);
}
.sheet-tab.created { color: var(--success); }
.sheet-tab .tab-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
}
.sheet-tab.active .tab-dot { background: var(--accent-cyan); box-shadow: 0 0 8px rgba(0,212,255,0.5); }
.sheet-tab.created .tab-dot { background: var(--success); }
.sheet-tab .tab-ok { font-size: 0.8rem; color: var(--success); }

/* Sheet 面板 */
.sheet-panels { }
.sheet-panel { display: none; }
.sheet-panel.active { display: block; animation: modalIn 0.3s ease; }

.panel-subtitle {
    font-size: 0.95rem; font-weight: 600;
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 8px;
}

/* 字段编辑表格 */
.field-editor-wrap { margin-bottom: 24px; }
.create-field-table { width: 100%; }
.create-field-table th {
    padding: 11px 12px !important;
    font-size: 0.78rem;
    position: sticky; top: 0; z-index: 1;
}
.create-field-table th small {
    display: block; font-weight: 400;
    text-transform: none; letter-spacing: 0;
    font-size: 0.66rem; color: var(--text-muted); margin-top: 2px;
}
.create-field-table td { padding: 7px 10px !important; vertical-align: middle; }
.col-seq { width: 38px; text-align: center; color: var(--text-muted); font-size: 0.8rem; }

.field-input {
    width: 100%; padding: 9px 11px; font-size: 0.85rem;
    color: var(--text-primary); background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12); border-radius: 6px;
    transition: var(--transition);
}
.field-input:focus { border-color: var(--accent-cyan); box-shadow: 0 0 0 3px rgba(0,212,255,0.1); outline: none; }
select.field-input {
    cursor: pointer; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%239aa0b4' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 30px;
}
select.field-input option { background: #161a3a; color: #e8eaed; }
select option { background: #161a3a; color: #e8eaed; }

/* 映射表开关行 */
.mapping-toggle-row {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px; margin-bottom: 24px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.06);
    cursor: pointer; font-size: 0.88rem; color: var(--text-secondary);
    transition: var(--transition);
}
.mapping-toggle-row:hover { border-color: rgba(255,255,255,0.16); }
.mapping-toggle-row input[type=checkbox] { accent-color: var(--accent-cyan); width: 16px; height: 16px; cursor: pointer; }
.mapping-toggle-row small { color: var(--text-muted); font-size: 0.78rem; margin-left: auto; }

/* 表信息表单 */
.table-form-row { margin-bottom: 24px; }
.table-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.table-form-grid .input-group { margin-bottom: 0; }
.table-form-grid .input-group label { margin-bottom: 6px; }
.table-form-grid .input-group input {
    padding: 11px 14px; font-size: 0.9rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    width: 100%;
}
.table-form-grid .input-group input:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0,212,255,0.08);
    outline: none;
}

/* 创建按钮行 */
.create-btn-row {
    padding-top: 20px; border-top: 1px solid var(--border-color);
    display: flex; justify-content: flex-end;
}
.btn-lg {
    padding: 13px 32px; font-size: 0.95rem;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; gap: 10px;
}

/* 创建成功条 */
.create-success-bar {
    padding: 14px 18px;
    background: rgba(0,214,143,0.08); border: 1px solid rgba(0,214,143,0.22);
    border-radius: var(--radius-sm);
    color: var(--success);
    font-size: 0.9rem; font-weight: 500;
    display: flex; align-items: center; gap: 10px;
    margin-top: 8px;
}

/* 字段管理 checkbox */
.prop-cb { width: 16px; height: 16px; cursor: pointer; accent-color: var(--accent-cyan); }
#fieldsTable td { vertical-align: middle; }
/* 拖拽排序 */
.drag-handle { cursor:grab; color:var(--text-muted); font-size:1.1rem; text-align:center; width:28px; user-select:none; letter-spacing:-2px; }
.drag-handle:active { cursor:grabbing; }
.draggable-row { transition:opacity 0.15s; }
.draggable-row.dragging { opacity:0.4; }
.draggable-row.drag-over { border-top:2px solid var(--accent-cyan); }
/* 预览单元格 */
.preview-td { max-width:220px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; cursor:pointer; position:relative; }
.preview-td:hover { background:rgba(0,212,255,0.04); }
.preview-text { font-size:0.85rem; }
.preview-input { width:100%; padding:6px 8px; font-size:0.84rem; color:var(--text-primary); background:rgba(255,255,255,0.06); border:1px solid var(--accent-cyan); border-radius:4px; outline:none; }
.preview-input:focus { box-shadow:0 0 0 2px rgba(0,212,255,0.15); }
.preview-textarea { width:100%; min-width:180px; min-height:52px; padding:6px 8px; font-size:0.84rem; color:var(--text-primary); background:rgba(255,255,255,0.08); border:1px solid var(--accent-cyan); border-radius:4px; outline:none; resize:vertical; font-family:inherit; white-space:pre-wrap; }
.preview-textarea:focus { box-shadow:0 0 0 3px rgba(0,212,255,0.15); }
.has-newline .preview-text { color:var(--accent-purple); }
.has-newline .preview-text::after { content:' ¶'; font-size:0.7rem; color:var(--accent-cyan); }

/* 数据查看单元格 */
.data-cell { max-width:280px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
#dataTable td { max-height:38px; }
/* 表头粘性 + 横向滚动条始终可见 */
.sticky-header thead th { position:sticky; top:0; z-index:2; background:#15193a; }
.table-card { overflow:auto; }
.table-card::-webkit-scrollbar { height:8px; width:8px; }
.table-card::-webkit-scrollbar-thumb { background:rgba(255,255,255,0.12); border-radius:4px; }
.table-card::-webkit-scrollbar-track { background:transparent; }


#tableCards .table-card, #favCards .table-card { overflow: visible !important; }
.fav-tag .fav-close { display:none; }
.fav-tag:hover .fav-close { display:inline; }

.fav-badge-tag { transition: background 0.2s, border-color 0.2s; }
.fav-badge-tag:hover { background: rgba(0,212,255,0.18) !important; border-color: rgba(0,212,255,0.5) !important; }
.fav-badge-tag-active { background: rgba(0,212,255,0.2) !important; border-color: var(--accent-cyan) !important; box-shadow: 0 0 6px rgba(0,212,255,0.25); }

/* 自定义复选框 */
.cbRow, #cbSelectAll { appearance:none; width:18px; height:18px; border:2px solid rgba(255,255,255,0.2); border-radius:4px; background:transparent; cursor:pointer; position:relative; transition:var(--transition); flex-shrink:0; }
.cbRow:checked, #cbSelectAll:checked { background:var(--accent-cyan); border-color:var(--accent-cyan); }
.cbRow:checked::after, #cbSelectAll:checked::after { content:''; position:absolute; left:5px; top:2px; width:5px; height:9px; border:solid #0a0e27; border-width:0 2px 2px 0; transform:rotate(45deg); }
.cbRow:hover, #cbSelectAll:hover { border-color:var(--accent-cyan); }

/* 分页 */
.pagination { display:flex;align-items:center;gap:4px;flex-wrap:wrap; }
.page-btn { padding:6px 12px;font-size:0.82rem;border:1px solid rgba(255,255,255,0.1);background:rgba(255,255,255,0.03);color:var(--text-secondary);border-radius:5px;cursor:pointer;transition:var(--transition); }
.page-btn:hover:not(:disabled):not(.active) { border-color:var(--accent-cyan);color:var(--accent-cyan); }
.page-btn.active { background:var(--accent-gradient);color:#fff;border-color:transparent; }
.page-btn:disabled { opacity:0.35;cursor:not-allowed; }

/* 响应式 */
@media (max-width: 768px) {
    .upload-hero { padding: 48px 24px; }
    .table-form-grid { grid-template-columns: 1fr; }
    .sheet-tab { padding: 9px 14px; font-size: 0.82rem; }
}

/* 全局 select 美化 */
select, .input-group select {
    padding: 10px 14px; font-size: 0.88rem; color: var(--text-primary);
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%239aa0b4' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px;
}
select:hover { border-color: rgba(255,255,255,0.25); }
select:focus { border-color: var(--accent-cyan); box-shadow: 0 0 0 3px rgba(0,212,255,0.1); outline: none; }
select option { background: #161a3a; color: #e8eaed; }
input[type="date"] { color-scheme: dark; }
/* 文件上传按钮 */
.file-upload-btn { display:inline-flex;align-items:center;gap:8px;padding:9px 14px;font-size:0.88rem;color:var(--text-secondary);background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.12);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);white-space:nowrap; }
.file-upload-btn:hover { border-color:var(--accent-cyan);color:var(--text-primary); }
/* 筛选面板控件统一样式 */
.fcond select, .fcond input { padding:6px 8px; font-size:0.82rem; box-sizing:border-box; }

/* 响应式 - 统计卡片 */
@media (max-width: 900px) {
    .stats-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
    .stats-row { grid-template-columns: 1fr; }
}

/* ============================================================
   弹窗
   ============================================================ */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
}
.modal-card::-webkit-scrollbar { width:6px; }
.modal-card::-webkit-scrollbar-thumb { background:rgba(255,255,255,0.15); border-radius:3px; }
.modal-card::-webkit-scrollbar-track { background:transparent; }
.modal-card {
    background: var(--bg-mid);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card), var(--shadow-glow);
    width: 460px;
    max-width: 92vw;
    animation: modalIn 0.3s ease;
}
.modal-sm { width: 400px; }
@keyframes modalIn {
    from { opacity: 0; transform: translateY(-20px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 0;
}
.modal-header h3 { font-size: 1.1rem; font-weight: 600; }
.modal-close {
    width: 32px; height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
}
.modal-close:hover { background: rgba(255, 255, 255, 0.1); color: #fff; }
.modal-body {
    padding: 24px;
}
.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 8px;
}

/* ============================================================
   用户后台
   ============================================================ */
.user-layout {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.user-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: rgba(10, 14, 39, 0.75);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
}
.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}
.header-system-name {
    font-size: 1.05rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.user-main {
    flex: 1;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 48px 24px;
}

.user-container {
    width: 460px;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 欢迎卡片 */
.welcome-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px 28px;
    text-align: center;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-card);
}
.welcome-icon {
    margin-bottom: 16px;
    color: var(--accent-cyan);
    opacity: 0.8;
}
.welcome-card h2 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 6px;
}
.welcome-card p {
    font-size: 0.88rem;
    color: var(--text-muted);
    font-family: "SF Mono", "Consolas", monospace;
}

/* 修改密码卡片 */
.pwd-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-card);
}
.card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

/* 信息提示卡片 */
.info-card {
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: 16px 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.info-card svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--accent-cyan);
}
.info-card p {
    font-size: 0.84rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 加载状态 */
.loading {
    pointer-events: none;
    opacity: 0.7;
}
.spinner {
    display: inline-block;
    width: 16px; height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 768px) {
    .login-container { flex-direction: column; max-width: 420px; }
    .login-brand { padding: 40px 32px; border-right: none; border-bottom: 1px solid var(--border-color); }
    .login-form-area { padding: 40px 32px; }
    .brand-title { font-size: 1.4rem; }
    .admin-sidebar { width: 200px; }
    .admin-main { min-width: 0; }
    .admin-header, .panel-toolbar { padding: 14px 18px; }
    .admin-content { padding: 18px; }
    .search-box { width: 200px; }
    .data-table { font-size: 0.8rem; }
    .data-table th, .data-table td { padding: 10px 12px; }
    .user-header { padding: 14px 18px; }
    .header-system-name { display: none; }
}

@media (max-width: 480px) {
    .admin-sidebar { display: none; }
    .login-container { max-width: 100%; }
    .login-brand { padding: 30px 24px; }
    .login-form-area { padding: 30px 24px; }
    .user-container { width: 100%; }
    .panel-toolbar { flex-direction: column; align-items: stretch; }
    .search-box { width: 100%; }
}
.card-hover { transition: border-color 0.25s, transform 0.2s; }
.card-hover:hover { border-color: var(--accent-cyan) !important; transform: translateY(-2px); }
.btn-fav { color: var(--text-muted); } .btn-fav.faved { color: #ffb020 !important; }

/* ============================================================
   自定义复选框（卡片式 & 行内式）
   ============================================================ */
.checkbox-card {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    cursor: pointer;
    transition: var(--transition);
}
.checkbox-card:hover { border-color: rgba(255,255,255,0.16); background: rgba(255,255,255,0.04); }
.checkbox-card:has(input:checked) {
    border-color: var(--accent-cyan);
    background: rgba(0,212,255,0.06);
    box-shadow: 0 0 0 1px rgba(0,212,255,0.08);
}
.checkbox-card input[type="checkbox"] {
    position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.check-box {
    width: 20px; height: 20px; flex-shrink: 0;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: 5px;
    background: transparent;
    position: relative;
    transition: var(--transition);
    margin-top: 1px;
}
.checkbox-card:hover .check-box { border-color: rgba(255,255,255,0.35); }
.checkbox-card input:checked + .check-box {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(0,212,255,0.3);
}
.checkbox-card input:checked + .check-box::after {
    content: '';
    position: absolute;
    left: 5px; top: 1px;
    width: 6px; height: 11px;
    border: solid #0a0e27;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}
.check-body { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.check-title { font-size: 0.88rem; font-weight: 600; color: var(--text-primary); display: flex; align-items: center; gap: 8px; }
.check-desc { font-size: 0.78rem; color: var(--text-muted); line-height: 1.5; }

/* 小尺寸版（用于表选择列表） */
.checkbox-card-sm { padding: 10px 14px; gap: 10px; }
.checkbox-card-sm .check-box { width: 18px; height: 18px; }
.checkbox-card-sm .check-box::after { left: 4px; top: 0px; width: 5px; height: 10px; }
.checkbox-card-sm .check-title { font-size: 0.84rem; }
.checkbox-card-sm .check-desc { font-size: 0.74rem; }

/* 纯文本行内复选框（用于 mapping-toggle 等简单场景） */
.checkbox-label {
    display: inline-flex; align-items: center; gap: 10px;
    cursor: pointer; font-size: 0.88rem; color: var(--text-secondary);
    user-select: none;
}
.checkbox-label input[type="checkbox"] {
    position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.checkbox-label .checkmark {
    width: 18px; height: 18px; flex-shrink: 0;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: 4px;
    background: transparent;
    position: relative;
    transition: var(--transition);
}
.checkbox-label:hover .checkmark { border-color: var(--accent-cyan); }
.checkbox-label input:checked + .checkmark {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 8px rgba(0,212,255,0.3);
}
.checkbox-label input:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 4px; top: 1px;
    width: 5px; height: 9px;
    border: solid #0a0e27;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* 大号复选框（用于仅结构备份这种独立开关） */
.checkbox-card-lg { padding: 16px 20px; }
.checkbox-card-lg .check-box { width: 22px; height: 22px; }
.checkbox-card-lg .check-box::after { left: 6px; top: 2px; width: 6px; height: 12px; }
.checkbox-card-lg .check-title { font-size: 0.92rem; }