@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap');

* {margin:0;padding:0;box-sizing:border-box;}

:root {
    /* 科技蓝主色调 */
    --primary:#3B82F6;
    --primary-light:#60A5FA;
    --primary-dark:#2563EB;
    --accent:#06B6D4;
    --accent-glow:rgba(6,182,212,0.4);
    
    /* 淡粉装饰色 - 更轻更淡 */
    --pink-light:#FCE7F3;
    --pink:#F9A8D4;
    --pink-dark:#EC4899;
    --pink-glow:rgba(236,72,153,0.3);
    
    /* 深色背景系统 */
    --bg-dark:#0B1120;
    --bg-darker:#070B14;
    --bg-card:#111827;
    --bg-card-hover:#1F2937;
    --bg-glass:rgba(17,24,39,0.8);
    
    /* 文字颜色 */
    --text-primary:#F1F5F9;
    --text-secondary:#94A3B8;
    --text-muted:#64748B;
    
    /* 功能色 */
    --success:#10B981;
    --warning:#F59E0B;
    --danger:#EF4444;
    --info:#8B5CF6;
    
    /* 边框和阴影 */
    --border:rgba(59,130,246,0.2);
    --border-glow:0 0 20px rgba(59,130,246,0.3);
    --shadow:0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg:0 10px 40px rgba(0,0,0,0.5);
    
    /* 尺寸 */
    --radius:12px;
    --radius-sm:8px;
    --sidebar-width:240px;
    --header-height:64px;
}

body {
    font-family:"Inter","Noto Sans SC","PingFang SC",sans-serif;
    background:var(--bg-dark);
    color:var(--text-primary);
    min-height:100vh;
    line-height:1.6;
}

/* 科技网格背景 */
body::before {
    content:"";
    position:fixed;
    top:0;
    left:0;
    right:0;
    bottom:0;
    background-image:
        linear-gradient(rgba(59,130,246,0.03) 1px,transparent 1px),
        linear-gradient(90deg,rgba(59,130,246,0.03) 1px,transparent 1px);
    background-size:50px 50px;
    pointer-events:none;
    z-index:0;
}

/* 顶部导航 - 科技风 */
.top {
    background:linear-gradient(180deg,var(--bg-darker) 0%,var(--bg-dark) 100%);
    border-bottom:1px solid var(--border);
    color:var(--text-primary);
    padding:0 30px;
    height:var(--header-height);
    display:flex;
    justify-content:space-between;
    align-items:center;
    position:fixed;
    top:0;
    left:0;
    right:0;
    z-index:100;
    backdrop-filter:blur(10px);
}

.top::after {
    content:"";
    position:absolute;
    bottom:0;
    left:0;
    right:0;
    height:1px;
    background:linear-gradient(90deg,transparent,var(--primary),transparent);
}

.top .logo {
    display:flex;
    align-items:center;
    gap:12px;
    font-size:20px;
    font-weight:700;
    letter-spacing:1px;
}

.top .logo-icon {
    width:36px;
    height:36px;
    background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);
    border-radius:var(--radius-sm);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:18px;
    box-shadow:0 0 20px var(--accent-glow);
}

.top .logo-text {
    background:linear-gradient(135deg,var(--text-primary) 0%,var(--primary-light) 100%);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text;
}

.top .user-info {
    display:flex;
    align-items:center;
    gap:20px;
}

.top .user-info span {
    font-size:14px;
    color:var(--text-secondary);
}

.top .logout {
    color:var(--text-primary);
    text-decoration:none;
    padding:8px 20px;
    background:rgba(239,68,68,0.1);
    border:1px solid rgba(239,68,68,0.3);
    border-radius:var(--radius-sm);
    font-size:13px;
    transition:all 0.3s;
    font-weight:500;
}

.top .logout:hover {
    background:rgba(239,68,68,0.2);
    box-shadow:0 0 15px rgba(239,68,68,0.3);
}

/* 主体布局 */
.body {
    display:flex;
    min-height:100vh;
    padding-top:var(--header-height);
    position:relative;
    z-index:1;
}

/* 左侧菜单 - 科技感 */
.left {
    width:var(--sidebar-width);
    background:var(--bg-darker);
    border-right:1px solid var(--border);
    padding:20px 16px;
    position:fixed;
    top:var(--header-height);
    left:0;
    bottom:0;
    overflow-y:auto;
    z-index:50;
}

.left::before {
    content:"";
    position:absolute;
    top:0;
    right:0;
    width:1px;
    height:100%;
    background:linear-gradient(180deg,transparent,var(--primary),transparent);
}

.left a {
    display:flex;
    align-items:center;
    padding:14px 18px;
    color:var(--text-secondary);
    text-decoration:none;
    border-radius:var(--radius-sm);
    transition:all 0.3s;
    margin-bottom:4px;
    font-size:14px;
    position:relative;
    border:1px solid transparent;
}

.left a::before {
    content:"";
    position:absolute;
    left:0;
    top:50%;
    transform:translateY(-50%);
    width:3px;
    height:0;
    background:linear-gradient(180deg,var(--primary),var(--accent));
    border-radius:0 2px 2px 0;
    transition:height 0.3s;
}

.left a:hover {
    background:rgba(59,130,246,0.1);
    color:var(--text-primary);
    border-color:rgba(59,130,246,0.3);
}

.left a:hover::before {
    height:60%;
}

.left a.active {
    background:linear-gradient(135deg,rgba(59,130,246,0.15) 0%,rgba(6,182,212,0.1) 100%);
    color:var(--primary-light);
    border-color:var(--border);
    font-weight:500;
}

.left a.active::before {
    height:80%;
    box-shadow:0 0 10px var(--primary);
}

.left a .menu-icon {
    font-size:18px;
    margin-right:12px;
    width:24px;
    text-align:center;
    opacity:0.8;
}

.left a.active .menu-icon {
    opacity:1;
}

.left a .menu-text {
    white-space:nowrap;
}

/* 右侧内容区 */
.right {
    flex:1;
    margin-left:var(--sidebar-width);
    padding:28px 32px;
    min-height:calc(100vh - var(--header-height));
}

/* 标题 */
h3 {
    margin-bottom:28px;
    color:var(--text-primary);
    font-size:24px;
    font-weight:600;
    display:flex;
    align-items:center;
    gap:12px;
}

h3::before {
    content:"";
    width:4px;
    height:28px;
    background:linear-gradient(180deg,var(--primary),var(--accent));
    border-radius:2px;
    box-shadow:0 0 10px var(--accent-glow);
}

/* 按钮 - 科技风 */
.btn {
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:10px 22px;
    background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
    color:#fff;
    text-decoration:none;
    border-radius:var(--radius-sm);
    font-size:14px;
    margin-right:10px;
    cursor:pointer;
    border:none;
    transition:all 0.3s;
    font-weight:500;
    position:relative;
    overflow:hidden;
}

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

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

.btn:hover {
    transform:translateY(-2px);
    box-shadow:0 4px 20px rgba(59,130,246,0.4);
}

.btn-danger {
    background:linear-gradient(135deg,var(--danger) 0%,#DC2626 100%);
}

.btn-danger:hover {
    box-shadow:0 4px 20px rgba(239,68,68,0.4);
}

.btn-success {
    background:linear-gradient(135deg,var(--success) 0%,#059669 100%);
}

.btn-success:hover {
    box-shadow:0 4px 20px rgba(16,185,129,0.4);
}

.btn-secondary {
    background:linear-gradient(135deg,var(--info) 0%,#7C3AED 100%);
}

.btn-secondary:hover {
    box-shadow:0 4px 20px rgba(139,92,246,0.4);
}

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

.btn-outline:hover {
    background:rgba(59,130,246,0.1);
    border-color:var(--primary);
    color:var(--text-primary);
}

/* 卡片网格 */
.card-grid {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:24px;
    margin-bottom:28px;
}

.card-grid-2 {
    grid-template-columns:repeat(2,1fr);
}

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

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

/* 卡片 - 玻璃拟态 */
.card {
    background:var(--bg-card);
    padding:24px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    transition:all 0.3s;
    position:relative;
    overflow:hidden;
}

.card::before {
    content:"";
    position:absolute;
    top:0;
    left:0;
    right:0;
    height:2px;
    background:linear-gradient(90deg,var(--primary),var(--accent),var(--primary));
    opacity:0.5;
}

.card:hover {
    transform:translateY(-4px);
    border-color:rgba(59,130,246,0.4);
    box-shadow:var(--shadow-lg),0 0 30px rgba(59,130,246,0.1);
}

.card h4 {
    color:var(--text-muted);
    font-size:13px;
    font-weight:400;
    margin-bottom:12px;
    text-transform:uppercase;
    letter-spacing:1px;
}

.card .num {
    color:var(--text-primary);
    font-size:32px;
    font-weight:700;
    font-family:"Inter",sans-serif;
}

.card .num.red {color:var(--danger);}
.card .num.green {color:var(--success);}
.card .num.blue {color:var(--primary-light);}
.card .num.cyan {color:var(--accent);}

.card .card-footer {
    margin-top:16px;
    padding-top:16px;
    border-top:1px solid rgba(255,255,255,0.05);
    font-size:12px;
    color:var(--text-muted);
    display:flex;
    align-items:center;
    gap:6px;
}

/* 淡粉装饰 - 卡片左上角 */
.card .pink-corner {
    position:absolute;
    top:0;
    left:0;
    width:60px;
    height:60px;
    background:radial-gradient(circle at 0 0, var(--pink-light) 0%, transparent 70%);
    opacity:0.3;
    pointer-events:none;
}

/* 表格 - 深色科技 */
table {
    width:100%;
    background:var(--bg-card);
    border-collapse:separate;
    border-spacing:0;
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--border);
}

th,td {
    padding:16px 20px;
    text-align:left;
}

th {
    background:var(--bg-darker);
    font-weight:600;
    color:var(--text-primary);
    font-size:12px;
    text-transform:uppercase;
    letter-spacing:0.5px;
    border-bottom:1px solid var(--border);
}

td {
    font-size:14px;
    color:var(--text-secondary);
    border-bottom:1px solid rgba(255,255,255,0.03);
}

tr:last-child td {border-bottom:none;}
tr:hover {background:rgba(59,130,246,0.05);}

/* 表单 */
.form-box {
    background:var(--bg-card);
    padding:28px;
    border-radius:var(--radius);
    margin-bottom:24px;
    border:1px solid var(--border);
}

.form-row {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
    margin-bottom:20px;
}

.form-group {
    margin-bottom:20px;
}

.form-group label {
    display:block;
    margin-bottom:8px;
    color:var(--text-secondary);
    font-weight:500;
    font-size:13px;
    text-transform:uppercase;
    letter-spacing:0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width:100%;
    padding:12px 16px;
    background:var(--bg-darker);
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    font-size:14px;
    transition:all 0.3s;
    color:var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline:none;
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(59,130,246,0.1);
}

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

/* 工具栏 */
.toolbar {
    margin-bottom:24px;
    display:flex;
    gap:12px;
    align-items:center;
    flex-wrap:wrap;
    padding:18px 22px;
    background:var(--bg-card);
    border-radius:var(--radius);
    border:1px solid var(--border);
}

.toolbar-title {
    font-weight:600;
    color:var(--text-primary);
    margin-right:auto;
}

.toolbar input,
.toolbar select {
    padding:10px 16px;
    background:var(--bg-darker);
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    font-size:14px;
    min-width:160px;
    color:var(--text-primary);
}

.toolbar input:focus,
.toolbar select:focus {
    outline:none;
    border-color:var(--primary);
}

/* 登录框 - 科技风 */
.login-container {
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(135deg,var(--bg-darker) 0%,var(--bg-dark) 100%);
    position:relative;
    overflow:hidden;
}

.login-container::before {
    content:"";
    position:absolute;
    width:600px;
    height:600px;
    background:radial-gradient(circle,var(--primary) 0%,transparent 70%);
    opacity:0.1;
    top:10%;
    left:10%;
    animation:pulse 4s ease-in-out infinite;
}

.login-container::after {
    content:"";
    position:absolute;
    width:400px;
    height:400px;
    background:radial-gradient(circle,var(--accent) 0%,transparent 70%);
    opacity:0.1;
    bottom:10%;
    right:10%;
    animation:pulse 4s ease-in-out infinite 2s;
}

@keyframes pulse {
    0%,100% {transform:scale(1);opacity:0.1;}
    50% {transform:scale(1.1);opacity:0.15;}
}

.login-box {
    max-width:420px;
    width:90%;
    background:var(--bg-card);
    padding:48px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    text-align:center;
    position:relative;
    z-index:1;
    backdrop-filter:blur(10px);
}

.login-box::before {
    content:"";
    position:absolute;
    top:0;
    left:0;
    right:0;
    height:3px;
    background:linear-gradient(90deg,var(--primary),var(--accent),var(--primary));
    border-radius:var(--radius) var(--radius) 0 0;
}

.login-box .logo-large {
    width:64px;
    height:64px;
    background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);
    border-radius:var(--radius);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:32px;
    margin:0 auto 24px;
    box-shadow:0 0 30px var(--accent-glow);
}

.login-box h2 {
    color:var(--text-primary);
    font-size:28px;
    font-weight:700;
    margin-bottom:8px;
}

.login-box .subtitle {
    color:var(--text-muted);
    font-size:14px;
    margin-bottom:40px;
    letter-spacing:2px;
}

.login-box input {
    width:100%;
    padding:14px 18px;
    background:var(--bg-darker);
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    margin-bottom:16px;
    font-size:15px;
    transition:all 0.3s;
    color:var(--text-primary);
}

.login-box input:focus {
    outline:none;
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(59,130,246,0.1);
}

.login-box button {
    width:100%;
    padding:14px;
    background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
    color:#fff;
    border:none;
    border-radius:var(--radius-sm);
    font-size:16px;
    cursor:pointer;
    transition:all 0.3s;
    font-weight:600;
    margin-top:8px;
}

.login-box button:hover {
    transform:translateY(-2px);
    box-shadow:0 4px 20px rgba(59,130,246,0.4);
}

.login-box .tip {
    color:var(--text-muted);
    font-size:13px;
    margin-top:24px;
}

/* 提示框 */
.alert {
    padding:14px 20px;
    background:rgba(245,158,11,0.1);
    border:1px solid rgba(245,158,11,0.2);
    border-radius:var(--radius-sm);
    color:var(--warning);
    margin-bottom:20px;
    display:flex;
    align-items:center;
    gap:10px;
}

.alert-danger {
    background:rgba(239,68,68,0.1);
    border-color:rgba(239,68,68,0.2);
    color:var(--danger);
}

.alert-success {
    background:rgba(16,185,129,0.1);
    border-color:rgba(16,185,129,0.2);
    color:var(--success);
}

.alert-info {
    background:rgba(59,130,246,0.1);
    border-color:rgba(59,130,246,0.2);
    color:var(--primary-light);
}

/* 进度条 */
.progress {
    height:8px;
    background:var(--bg-darker);
    border-radius:4px;
    overflow:hidden;
}

.progress-bar {
    height:100%;
    background:linear-gradient(90deg,var(--primary),var(--accent));
    border-radius:4px;
    transition:width 0.5s ease;
    position:relative;
}

.progress-bar::after {
    content:"";
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    background:linear-gradient(90deg,transparent,rgba(255,255,255,0.3),transparent);
    animation:shimmer 2s infinite;
}

@keyframes shimmer {
    0% {transform:translateX(-100%);}
    100% {transform:translateX(100%);}
}

/* 标签 */
.tag {
    display:inline-flex;
    align-items:center;
    padding:5px 12px;
    background:rgba(59,130,246,0.1);
    color:var(--primary-light);
    border-radius:20px;
    font-size:12px;
    font-weight:500;
    border:1px solid rgba(59,130,246,0.2);
}

.tag-danger {
    background:rgba(239,68,68,0.1);
    color:var(--danger);
    border-color:rgba(239,68,68,0.2);
}

.tag-success {
    background:rgba(16,185,129,0.1);
    color:var(--success);
    border-color:rgba(16,185,129,0.2);
}

.tag-warning {
    background:rgba(245,158,11,0.1);
    color:var(--warning);
    border-color:rgba(245,158,11,0.2);
}

/* 图表容器 */
.chart-container {
    background:var(--bg-card);
    padding:24px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    margin-bottom:24px;
}

.chart-container h4 {
    margin-bottom:20px;
    color:var(--text-primary);
    font-size:16px;
    font-weight:600;
}

/* 统计卡片 */
.stat-card {
    display:flex;
    align-items:center;
    gap:16px;
}

.stat-icon {
    width:56px;
    height:56px;
    border-radius:var(--radius-sm);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:24px;
    background:linear-gradient(135deg,rgba(59,130,246,0.15) 0%,rgba(6,182,212,0.15) 100%);
    border:1px solid var(--border);
}

.stat-info h4 {
    margin-bottom:4px;
}

/* 状态指示器 */
.status-dot {
    width:8px;
    height:8px;
    border-radius:50%;
    display:inline-block;
    margin-right:6px;
}

.status-dot.online {
    background:var(--success);
    box-shadow:0 0 8px var(--success);
}

.status-dot.offline {
    background:var(--text-muted);
}

.status-dot.warning {
    background:var(--warning);
    box-shadow:0 0 8px var(--warning);
}

/* 数据高亮 */
.data-highlight {
    font-family:"Inter",monospace;
    font-weight:600;
}

/* 响应式 */
@media (max-width:1024px) {
    .card-grid-4 {grid-template-columns:repeat(2,1fr);}
    .card-grid-3 {grid-template-columns:repeat(2,1fr);}
}

@media (max-width:768px) {
    .left {
        width:100%;
        position:relative;
        top:0;
        padding:12px;
        border-right:none;
        border-bottom:1px solid var(--border);
    }
    .left a {
        display:inline-flex;
        margin:4px;
        padding:10px 16px;
    }
    .right {
        margin-left:0;
        padding:20px;
    }
    .body {
        flex-direction:column;
        padding-top:var(--header-height);
    }
    .card-grid,
    .card-grid-2,
    .card-grid-3,
    .card-grid-4 {
        grid-template-columns:1fr;
    }
    .toolbar {
        flex-direction:column;
        align-items:stretch;
    }
    .toolbar input,
    .toolbar select {
        width:100%;
    }
}

/* 滚动条 */
::-webkit-scrollbar {
    width:6px;
    height:6px;
}

::-webkit-scrollbar-track {
    background:var(--bg-darker);
}

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

::-webkit-scrollbar-thumb:hover {
    background:var(--primary);
}

/* 动画 */
@keyframes fadeIn {
    from {opacity:0;transform:translateY(10px);}
    to {opacity:1;transform:translateY(0);}
}

.card,.form-box,.chart-container,table {
    animation:fadeIn 0.4s ease-out;
}

/* 霓虹发光效果 */
.glow {
    box-shadow:0 0 20px var(--accent-glow);
}

.glow-text {
    text-shadow:0 0 20px var(--accent-glow);
}

/* 智能颜色预警系统 - 中国股票配色 */
/* 高风险/高负债 - 红色 */
.risk-high {
    color: #EF4444 !important;
    text-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

/* 中等风险 - 橙色 */
.risk-medium {
    color: #F59E0B !important;
}

/* 低风险/良好 - 绿色 */
.risk-low {
    color: #10B981 !important;
    text-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

/* 数值动态颜色类 */
.value-high { color: #EF4444 !important; }
.value-medium { color: #F59E0B !important; }
.value-low { color: #10B981 !important; }

/* 进度条颜色变体 */
.progress-bar.high {
    background: linear-gradient(90deg, #EF4444, #F87171) !important;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.4);
}

.progress-bar.medium {
    background: linear-gradient(90deg, #F59E0B, #FBBF24) !important;
}

.progress-bar.low {
    background: linear-gradient(90deg, #10B981, #34D399) !important;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}