/* AISQD品牌色系 - 统一配色方案 */
  :root {
    --aisqd-primary: #4a9fff; /* 品牌蓝 */
    --aisqd-secondary: #8a64ff; /* 科技紫 */
    --aisqd-accent: #36B37E; /* 节能绿 */
    --aisqd-warning: #FF6B35; /* 活力橙 */
    --aisqd-dark: #1A2B3C; /* 深空灰 */
    --aisqd-light: #f5f8ff; /* 浅蓝背景 */
}

        /* 科技背景装饰 */
        .tech-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            background: 
                radial-gradient(circle at 20% 50%, rgba(74, 159, 255, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(138, 100, 255, 0.05) 0%, transparent 50%);
        }

        /* 动画效果 */
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        @keyframes pulse {
            0%, 100% { opacity: 0.5; transform: scale(1); }
            50% { opacity: 0.8; transform: scale(1.05); }
        }

        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        @keyframes glow {
            0%, 100% { box-shadow: 0 0 10px rgba(74, 159, 255, 0.3); }
            50% { box-shadow: 0 0 20px rgba(74, 159, 255, 0.6); }
        }

        @keyframes shine {
            0% { transform: translateX(-50%); }
            100% { transform: translateX(0%); }
        }

        @keyframes twinkle {
            0%, 100% { opacity: 0.3; }
            50% { opacity: 1; }
        }

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

        .floating-element {
            animation: float 6s ease-in-out infinite;
        }

        .pulse-element {
            animation: pulse 3s ease-in-out infinite;
        }

        .glow-element {
            animation: glow 2s ease-in-out infinite;
        }

        /* 通用组件 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-title {
            font-size: 42px;
            font-weight: 800;
            color: var(--aisqd-dark);
            margin-bottom: 20px;
            line-height: 1.2;
            position: relative;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--aisqd-primary), var(--aisqd-secondary));
            border-radius: 2px;
        }

        .section-subtitle {
            font-size: 18px;
            color: #666;
            margin-bottom: 50px;
            max-width: 800px;
            line-height: 1.8;
        }

        .section-tag {
            display: inline-block;
            padding: 8px 20px;
            background: rgba(74, 159, 255, 0.1);
            color: var(--aisqd-primary);
            font-size: 14px;
            font-weight: 600;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        /* 品牌头部 */
        .brand-header {
            background: linear-gradient(135deg, var(--aisqd-dark) 0%, #2C3E50 100%);
            color: white;
            padding: 150px 0 100px;
            text-align: center;
            position: relative;
            overflow: hidden;
            min-height: 100vh;
            display: flex;
            align-items: center;
        }

        .brand-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 80%, rgba(74, 159, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(138, 100, 255, 0.1) 0%, transparent 50%);
        }

        .brand-content {
            position: relative;
            z-index: 3;
            max-width: 800px;
            margin: 0 auto;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            margin-bottom: 30px;
        }

        .brand-logo-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 36px;
            font-weight: bold;
            color: white;
            box-shadow: 0 10px 30px rgba(74, 159, 255, 0.3);
            animation: float 6s ease-in-out infinite;
        }

        .brand-name {
            font-size: 48px;
            font-weight: 800;
            letter-spacing: 2px;
            background: linear-gradient(90deg, var(--aisqd-primary), var(--aisqd-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 10px rgba(74, 159, 255, 0.2);
        }

        .brand-slogan {
            font-size: 24px;
            margin-bottom: 30px;
            opacity: 0.9;
            position: relative;
            padding: 10px 0;
        }

        .brand-slogan::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--aisqd-primary), transparent);
        }

        .brand-intro {
            font-size: 18px;
            line-height: 1.8;
            opacity: 0.8;
            margin-bottom: 40px;
        }

        .brand-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .brand-stat {
            text-align: center;
            padding: 20px;
        }

        .brand-stat-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--aisqd-primary);
            margin-bottom: 5px;
            display: inline-block;
            min-width: 80px;
        }

        .brand-stat-number.animated {
            animation: countUp 1s ease-out forwards;
        }

        .brand-stat-label {
            font-size: 14px;
            opacity: 0.8;
        }

        /* 问题分析区域 */
        .problem-analysis-section {
            padding: 120px 0;
            background: linear-gradient(135deg, #f8f9fa 0%, #f1f3f5 100%);
            position: relative;
        }

        .problem-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .problem-card {
            background: white;
            border-radius: 20px;
            padding: 40px 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(74, 159, 255, 0.1);
        }

        .problem-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--aisqd-primary), var(--aisqd-secondary));
        }

        .problem-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(74, 159, 255, 0.1), transparent);
            transition: left 0.6s;
        }

        .problem-card:hover {
            transform: translateY(-10px) scale(1.02);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .problem-card:hover::after {
            left: 100%;
        }

        .problem-number {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 25px;
            box-shadow: 0 5px 15px rgba(74, 159, 255, 0.3);
            animation: pulse 2s ease-in-out infinite;
        }

        .problem-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--aisqd-dark);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 15px;
        }

        .problem-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: linear-gradient(90deg, var(--aisqd-primary), transparent);
        }

        .problem-description {
            color: #555;
            line-height: 1.8;
            margin-bottom: 25px;
            font-size: 15px;
        }

        .problem-impact {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(255, 142, 83, 0.1));
            color: var(--aisqd-warning);
            font-size: 14px;
            font-weight: 600;
            border-radius: 25px;
            border: 1px solid rgba(255, 107, 53, 0.2);
            transition: all 0.3s ease;
        }

        .problem-impact:hover {
            transform: scale(1.05);
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.2), rgba(255, 142, 83, 0.2));
        }

        /* 解决方案核心区域 */
        .solution-core-section {
            padding: 120px 0;
            background: white;
            position: relative;
            overflow: hidden;
        }

        .solution-core {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            height: 600px;
        }

        .solution-center {
            position: relative;
            z-index: 2;
            width: 300px;
            height: 300px;
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            border-radius: 50%;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: white;
            padding: 40px;
            text-align: center;
            box-shadow: 
                0 20px 40px rgba(74, 159, 255, 0.3),
                0 0 60px rgba(138, 100, 255, 0.2);
            animation: float 6s ease-in-out infinite;
        }

        .solution-center h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .solution-center p {
            font-size: 14px;
            opacity: 0.9;
        }

        .solution-orbits {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 100%;
            height: 100%;
        }

        .orbit {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            border: 2px dashed rgba(74, 159, 255, 0.2);
            border-radius: 50%;
            animation: rotate linear infinite;
        }

        .orbit-1 {
            width: 400px;
            height: 400px;
            animation-duration: 40s;
        }

        .orbit-2 {
            width: 500px;
            height: 500px;
            animation-duration: 50s;
        }

        .orbit-3 {
            width: 600px;
            height: 600px;
            animation-duration: 60s;
        }

        .solution-node {
            position: absolute;
            width: 120px;
            height: 120px;
            background: white;
            border-radius: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border: 2px solid transparent;
            cursor: pointer;
        }

        .solution-node:hover {
            transform: scale(1.1) rotate(5deg);
            border-color: var(--aisqd-primary);
            box-shadow: 0 15px 40px rgba(74, 159, 255, 0.3);
        }

        .solution-node i {
            font-size: 32px;
            margin-bottom: 10px;
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .solution-node span {
            font-size: 12px;
            font-weight: 600;
            color: var(--aisqd-dark);
            text-align: center;
        }

        .node-1 { top: 10%; left: 50%; transform: translateX(-50%); }
        .node-2 { top: 25%; right: 10%; }
        .node-3 { bottom: 25%; right: 10%; }
        .node-4 { bottom: 10%; left: 50%; transform: translateX(-50%); }
        .node-5 { bottom: 25%; left: 10%; }
        .node-6 { top: 25%; left: 10%; }

        /* 新增：页面导航指示器 */
        .page-progress {
            position: fixed;
            top: 50%;
            right: 20px;
            transform: translateY(-50%);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        
        .progress-dot {
            width: 12px;
            height: 12px;
            background: rgba(74, 159, 255, 0.2);
            border-radius: 50%;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .progress-dot.active {
            background: var(--aisqd-primary);
            transform: scale(1.3);
            box-shadow: 0 0 10px rgba(74, 159, 255, 0.5);
        }
        
        .progress-dot:hover::after {
            content: attr(data-title);
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            background: var(--aisqd-dark);
            color: white;
            padding: 5px 15px;
            border-radius: 4px;
            font-size: 12px;
            white-space: nowrap;
        }
        
        /* 新增：章节分隔线 */
        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(74, 159, 255, 0.3), transparent);
            margin: 80px 0;
            position: relative;
        }
        
        .section-divider::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 60px;
            height: 60px;
            background: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--aisqd-primary);
            box-shadow: 0 0 20px rgba(74, 159, 255, 0.1);
        }
        
        /* 新增：内容卡片悬停效果增强 */
        .hover-lift {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .hover-lift:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15) !important;
        }
        
        /* 新增：数据展示卡片 */
        .data-card {
            background: linear-gradient(135deg, #f8f9fa 0%, #f1f3f5 100%);
            border-radius: 20px;
            padding: 30px;
            border: 1px solid rgba(74, 159, 255, 0.1);
            position: relative;
            overflow: hidden;
        }
        
        .data-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, transparent 40%, rgba(74, 159, 255, 0.05) 50%, transparent 60%);
            background-size: 200% 200%;
            animation: shine 3s infinite;
        }
        
        /* ============== AISQD施全德科技内容 - 使用AISQD配色 ============== */
        .aisqd-section {
            background: white;
        }

        /* 波浪背景图案 */
        .wave-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                linear-gradient(45deg, 
                    transparent 25%, 
                    rgba(74, 159, 255, 0.1) 25%, 
                    rgba(74, 159, 255, 0.1) 50%, 
                    transparent 50%, 
                    transparent 75%, 
                    rgba(138, 100, 255, 0.1) 75%, 
                    rgba(138, 100, 255, 0.1) 100%
                );
            background-size: 100px 100px;
            opacity: 0.3;
            z-index: 1;
        }

        /* DLINE解决方案 */
        .aisqd-dline-section {
            padding: 120px 0;
            background: linear-gradient(135deg, #0F2027, #203A43, #2C5364);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .aisqd-dline-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 200%;
            height: 100%;
            background: linear-gradient(
                90deg,
                transparent 0%,
                rgba(74, 159, 255, 0.1) 25%,
                rgba(138, 100, 255, 0.1) 50%,
                rgba(74, 159, 255, 0.1) 75%,
                transparent 100%
            );
            animation: shine 8s linear infinite;
        }

        .aisqd-dline-header {
            text-align: center;
            margin-bottom: 60px;
            position: relative;
            z-index: 2;
        }

        .aisqd-dline-logo {
            font-size: 64px;
            font-weight: 900;
            background: linear-gradient(135deg, var(--aisqd-warning), var(--aisqd-primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 20px;
            letter-spacing: 3px;
        }

        .aisqd-dline-title {
            font-size: 36px;
            font-weight: 700;
            color: white;
            margin-bottom: 10px;
        }

        .aisqd-dline-subtitle {
            font-size: 20px;
            color: var(--aisqd-warning);
            font-weight: 600;
        }

        .aisqd-dline-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            position: relative;
            z-index: 2;
        }

        .aisqd-dline-feature {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            padding: 40px 30px;
            border-left: 4px solid var(--aisqd-warning);
            transition: all 0.3s ease;
        }

        .aisqd-dline-feature:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(10px);
        }

        .aisqd-dline-feature-number {
            font-size: 48px;
            font-weight: 900;
            background: linear-gradient(135deg, var(--aisqd-warning), var(--aisqd-primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 20px;
        }

        .aisqd-dline-feature-title {
            font-size: 24px;
            font-weight: 700;
            color: white;
            margin-bottom: 15px;
        }

        .aisqd-dline-feature-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.6;
        }

        /* 系统亮点 */
        .aisqd-highlights-section {
            padding: 100px 0;
            background: linear-gradient(135deg, var(--aisqd-light) 0%, #e6f0ff 100%);
            position: relative;
        }

        .aisqd-highlights-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .aisqd-highlight-card {
            background: white;
            border-radius: 15px;
            padding: 40px 30px;
            border: 1px solid rgba(74, 159, 255, 0.1);
            transition: all 0.3s ease;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .aisqd-highlight-card:hover {
            transform: translateY(-5px);
            border-color: var(--aisqd-primary);
            box-shadow: 0 15px 30px rgba(74, 159, 255, 0.1);
        }

        .aisqd-highlight-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            color: white;
            font-size: 28px;
        }

        .aisqd-highlight-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--aisqd-dark);
            margin-bottom: 15px;
        }

        .aisqd-highlight-desc {
            font-size: 16px;
            color: #666;
            line-height: 1.6;
        }

        /* 系统功能 */
        .aisqd-features-section {
            padding: 100px 0;
            background: linear-gradient(135deg, #f8f9fa 0%, #f1f3f5 100%);
        }

        .aisqd-features-accordion {
            max-width: 900px;
            margin: 50px auto 0;
        }

        .aisqd-feature-item-accordion {
            background: white;
            border-radius: 10px;
            margin-bottom: 20px;
            overflow: hidden;
            border: 1px solid rgba(74, 159, 255, 0.1);
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
        }

        .aisqd-feature-header {
            padding: 25px 30px;
            display: flex;
            align-items: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .aisqd-feature-header:hover {
            background: rgba(74, 159, 255, 0.05);
        }

        .aisqd-feature-number {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--aisqd-warning), var(--aisqd-primary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            color: white;
            margin-right: 20px;
            flex-shrink: 0;
        }

        .aisqd-feature-content {
            padding: 0 30px 25px 100px;
            display: none;
        }

        .aisqd-feature-content.active {
            display: block;
        }

        .aisqd-feature-text {
            font-size: 16px;
            color: #555;
            line-height: 1.8;
        }

        /* ============== 修复：覆盖多种空间需求板块样式 ============== */
        .aisqd-spaces-section {
            padding: 120px 0;
            background: linear-gradient(135deg, var(--aisqd-light) 0%, #e6f0ff 100%);
            position: relative;
        }

        .aisqd-spaces-section-title {
            font-size: 42px;
            font-weight: 800;
            color: var(--aisqd-dark);
            margin-bottom: 20px;
            text-align: center;
            position: relative;
        }

        .aisqd-spaces-section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: linear-gradient(90deg, var(--aisqd-warning), var(--aisqd-primary));
        }

        .aisqd-spaces-section-subtitle {
            font-size: 18px;
            color: #666;
            text-align: center;
            max-width: 800px;
            margin: 0 auto 50px;
            line-height: 1.8;
        }

        .aisqd-spaces-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr); /* 修改这里：改为4列 */
            gap: 30px;
            margin-top: 50px;
        }

        .aisqd-space-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            transition: all 0.3s ease;
            border: 1px solid rgba(74, 159, 255, 0.1);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .aisqd-space-card:hover {
            transform: translateY(-10px);
            border-color: var(--aisqd-primary);
            box-shadow: 0 15px 30px rgba(74, 159, 255, 0.2);
        }

        .aisqd-space-image {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .aisqd-space-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to bottom, transparent, rgba(74, 159, 255, 0.7));
            display: flex;
            align-items: flex-end;
            padding: 20px;
        }

        .aisqd-space-title {
            font-size: 18px;
            font-weight: 700;
            color: white;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
            margin: 0;
        }

        .aisqd-space-content {
            padding: 25px;
        }

        .aisqd-space-content p {
            color: #555;
            line-height: 1.6;
            margin: 0;
            font-size: 15px;
        }

        /* 应用案例 */
        .aisqd-cases-section {
            padding: 100px 0;
            background: linear-gradient(135deg, var(--aisqd-light) 0%, #e6f0ff 100%);
        }

        .aisqd-cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .aisqd-case-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            border: 1px solid rgba(74, 159, 255, 0.1);
            transition: all 0.3s ease;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .aisqd-case-card:hover {
            transform: translateY(-10px);
            border-color: var(--aisqd-primary);
        }

        .aisqd-case-image {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .aisqd-case-badge {
            position: absolute;
            top: 20px;
            left: 20px;
            background: rgba(74, 159, 255, 0.9);
            color: white;
            padding: 8px 20px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
        }

        .aisqd-case-content {
            padding: 30px;
        }

        .aisqd-case-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--aisqd-dark);
            margin-bottom: 15px;
        }

        .aisqd-case-location {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #666;
            margin-bottom: 20px;
            font-size: 14px;
        }

        .aisqd-case-location i {
            color: var(--aisqd-warning);
        }

        .aisqd-case-features {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .aisqd-case-features li {
            color: #555;
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }

        .aisqd-case-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--aisqd-accent);
            font-weight: bold;
        }

        /* ROI计算器 - 移动到案例之后 */
        .roi-calculator-section {
            padding: 120px 0;
            background: linear-gradient(135deg, #f8f9fa 0%, #f1f3f5 100%);
            position: relative;
        }

        .calculator-container {
            max-width: 800px;
            margin: 0 auto;
            background: white;
            border-radius: 30px;
            padding: 60px;
            box-shadow: 
                0 20px 60px rgba(0, 0, 0, 0.1),
                0 0 0 1px rgba(74, 159, 255, 0.1);
            position: relative;
            overflow: hidden;
        }

        .calculator-container::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(74, 159, 255, 0.1) 0%, transparent 70%);
            animation: rotate 20s linear infinite;
        }

        .calculator-content {
            position: relative;
            z-index: 2;
        }

        .calculator-inputs {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }

        .input-group {
            position: relative;
        }

        .input-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--aisqd-dark);
            margin-bottom: 10px;
        }

        .input-group input {
            width: 100%;
            padding: 18px 25px;
            border: 2px solid #e0e0e0;
            border-radius: 15px;
            font-size: 16px;
            transition: all 0.3s ease;
            background: #f8f9fa;
        }

        .input-group input:focus {
            outline: none;
            border-color: var(--aisqd-primary);
            background: white;
            box-shadow: 0 0 0 4px rgba(74, 159, 255, 0.1);
        }

        .input-unit {
            position: absolute;
            right: 25px;
            top: 45px;
            color: #666;
            font-size: 14px;
        }

        .calculate-button {
            display: block;
            width: 100%;
            padding: 20px;
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            color: white;
            border: none;
            border-radius: 15px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
            animation: glow 2s ease-in-out infinite;
        }

        .calculate-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(74, 159, 255, 0.4);
        }

        .calculate-button i {
            margin-right: 10px;
        }

        .calculator-results {
            background: linear-gradient(135deg, #f8f9fa, #f0f5ff);
            border-radius: 20px;
            padding: 40px;
            border: 1px solid rgba(74, 159, 255, 0.1);
            position: relative;
            z-index: 2;
        }

        .result-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .result-item {
            padding: 25px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
            border: 1px solid rgba(74, 159, 255, 0.1);
        }

        .result-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            border-color: var(--aisqd-primary);
        }

        .result-label {
            font-size: 14px;
            color: #666;
            margin-bottom: 10px;
            display: block;
        }

        .result-value {
            font-size: 32px;
            font-weight: 800;
            color: var(--aisqd-primary);
            display: block;
            line-height: 1.2;
        }

        /* CTA区域 */
        .cta-section {
            padding: 150px 0;
            background: linear-gradient(135deg, #000428, #004e92);
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 30%, rgba(74, 159, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(138, 100, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 60%, rgba(54, 179, 126, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 60% 40%, rgba(255, 107, 53, 0.05) 0%, transparent 50%);
        }

        .stars {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
        }

        .star {
            position: absolute;
            background: white;
            border-radius: 50%;
            animation: twinkle 3s infinite;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }

        .cta-title {
            font-size: 56px;
            font-weight: 800;
            margin-bottom: 30px;
            background: linear-gradient(90deg, var(--aisqd-primary), var(--aisqd-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: float 6s ease-in-out infinite;
        }

        .cta-subtitle {
            font-size: 20px;
            opacity: 0.9;
            margin-bottom: 50px;
            line-height: 1.8;
        }

        .cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-button {
            padding: 18px 45px;
            border-radius: 50px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
            position: relative;
            overflow: hidden;
        }

        .cta-button::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 0.6s;
        }

        .cta-button:hover::before {
            left: 100%;
        }

        .cta-button.primary {
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            color: white;
            border: none;
            box-shadow: 0 10px 30px rgba(74, 159, 255, 0.3);
        }

        .cta-button.secondary {
            background: transparent;
            color: white;
            border: 2px solid rgba(255, 255, 255, 0.3);
        }

        .cta-button:hover {
            transform: translateY(-3px) scale(1.05);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
        }

        .cta-footer {
            margin-top: 80px;
            opacity: 0.8;
            font-size: 14px;
        }

        /* 新增：流程图样式 */
        .flow-chart {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 30px;
            margin: 50px 0;
        }

        .flow-step {
            width: 200px;
            text-align: center;
            position: relative;
        }

        .flow-step:not(:last-child)::after {
            content: '→';
            position: absolute;
            right: -25px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--aisqd-primary);
            font-size: 20px;
        }

        .flow-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--aisqd-primary), var(--aisqd-secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: white;
            font-size: 24px;
        }

        .flow-text {
            font-weight: 600;
            color: var(--aisqd-dark);
        }

        /* 新增：时间线样式 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 50px auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(to bottom, var(--aisqd-primary), var(--aisqd-secondary));
            transform: translateX(-50%);
        }

        .timeline-item {
            display: flex;
            margin-bottom: 40px;
            position: relative;
        }

        .timeline-item:nth-child(odd) {
            flex-direction: row;
        }

        .timeline-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .timeline-content {
            flex: 1;
            padding: 20px;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            border: 1px solid rgba(74, 159, 255, 0.1);
        }

        .timeline-dot {
            position: absolute;
            left: 50%;
            top: 20px;
            width: 20px;
            height: 20px;
            background: var(--aisqd-primary);
            border-radius: 50%;
            transform: translateX(-50%);
            box-shadow: 0 0 0 5px white, 0 0 0 8px var(--aisqd-primary);
        }

        /* 响应式设计 */
        @media (max-width: 1024px) {
            .section-title {
                font-size: 36px;
            }
            
            .solution-core {
                height: 500px;
            }
            
            .solution-center {
                width: 250px;
                height: 250px;
            }
            
            .calculator-inputs {
                grid-template-columns: 1fr;
            }
            
            .result-grid {
                grid-template-columns: 1fr;
            }
            
            .cta-title {
                font-size: 42px;
            }
            
            .aisqd-dline-title {
                font-size: 32px;
            }
            
            .aisqd-spaces-section-title {
                font-size: 36px;
            }
            
            .flow-step:not(:last-child)::after {
                display: none;
            }
            
            .flow-step {
                margin-bottom: 30px;
            }
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 32px;
            }
            
            .brand-header {
                padding: 100px 0 60px;
            }
            
            .brand-name {
                font-size: 36px;
            }
            
            .brand-logo-icon {
                width: 60px;
                height: 60px;
                font-size: 28px;
            }
            
            .problem-cards {
                grid-template-columns: 1fr;
            }
            
            .solution-core {
                height: 400px;
                display: none;
            }
            
            .calculator-container {
                padding: 40px 30px;
            }
            
            .cta-title {
                font-size: 36px;
            }
            
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .cta-button {
                width: 100%;
                max-width: 300px;
                text-align: center;
            }
            
            .aisqd-dline-features {
                grid-template-columns: 1fr;
            }
            
            .aisqd-highlights-grid {
                grid-template-columns: 1fr;
            }
            
            .aisqd-spaces-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            
            .aisqd-spaces-section-title {
                font-size: 32px;
            }
            
            .aisqd-cases-grid {
                grid-template-columns: 1fr;
            }
            
            .aisqd-feature-content {
                padding: 0 20px 20px 20px;
            }
            
            .page-progress {
                display: none;
            }
            
            .section-divider {
                margin: 40px 0;
            }
            
            .section-divider::before {
                width: 40px;
                height: 40px;
                font-size: 16px;
            }
            
            .timeline::before {
                left: 20px;
            }
            
            .timeline-item {
                flex-direction: row !important;
            }
            
            .timeline-dot {
                left: 20px;
            }
            
            .timeline-content {
                margin-left: 50px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            
            .section-title {
                font-size: 28px;
            }
            
            .brand-name {
                font-size: 28px;
            }
            
            .brand-slogan {
                font-size: 20px;
            }
            
            .calculator-container {
                padding: 30px 20px;
            }
            
            .cta-title {
                font-size: 32px;
            }
            
            .aisqd-spaces-section-title {
                font-size: 28px;
            }
            
            .aisqd-spaces-grid {
                grid-template-columns: 1fr;
                gap: 15px;
            }
            
            .aisqd-space-image {
                height: 180px;
            }
        }







/* ========== 智能控制演示 ========== */
 
/* 亮度遮罩层 */
.brightness-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 0;
    opacity: 0.5;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

/* 亮度联动样式 */
.brightness-low .control-panel {
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.brightness-high .control-panel {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.brightness-low .room-preview {
    filter: brightness(0.7);
}

.brightness-high .room-preview {
    filter: brightness(1.3);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
}

.brightness-high .energy-value {
    color: #00e0ff;
    text-shadow: 0 0 10px rgba(0, 224, 255, 0.5);
}




        .smart-control-demo {
            padding: 120px 0;
            background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
            color: white;
            position: relative;
            overflow: hidden;
            }
            
            .smart-control-demo .section-tag {
            background: rgba(0, 160, 233, 0.2);
            color: #00A0E9;
            }
            
            .smart-control-demo .section-title {
            color: white;
            }
            
            .smart-control-demo .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
            }
            
            .demo-container {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 60px;
            margin-top: 60px;
            }
            
            @media (max-width: 1200px) {
            .demo-container {
            grid-template-columns: 1fr;
            gap: 40px;
            }
            }
            
            .control-panel {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 25px;
            padding: 30px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
            }
            
            .panel-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            
            .panel-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3em;
            font-weight: 600;
            }
            
            .panel-title i {
            color: #00A0E9;
            }
            
            .panel-status {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9em;
            color: rgba(255, 255, 255, 0.8);
            }
            
            .status-indicator {
            width: 10px;
            height: 10px;
            background: #00E676;
            border-radius: 50%;
            animation: pulseStatus 2s ease-in-out infinite;
            }
            
            @keyframes pulseStatus {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
            }
            
            .control-section {
            margin-bottom: 35px;
            }
            
            .control-section .section-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
            font-size: 1.1em;
            font-weight: 600;
            }
            
            .value-display {
            color: #00A0E9;
            font-weight: 600;
            }
            
            .mode-buttons {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
            }
            
            .mode-btn {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            padding: 20px;
            color: rgba(255, 255, 255, 0.8);
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            }
            
            .mode-btn.active {
            background: rgba(0, 160, 233, 0.2);
            border-color: rgba(0, 160, 233, 0.5);
            color: white;
            }
            
            .mode-btn:hover:not(.active) {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
            }
            
            .mode-btn i {
            font-size: 1.5em;
            margin-bottom: 5px;
            }
            
            .slider-control {
            position: relative;
            padding: 20px 0;
            overflow: visible;
            }
            
            .slider-track {
            position: relative;
            height: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
            cursor: pointer;
            overflow: visible;
            }
            
            .slider-fill {
            position: absolute;
            top: 0;
            left: 0;
            height: 100%;
            background: linear-gradient(90deg, #0066CC, #00A0E9);
            border-radius: 4px;
            min-width: 0%;
            max-width: 100%;
            }
            
            .slider-handle {
            position: absolute;
            top: 50%;
            transform: translate(-50%, -50%);
            width: 24px;
            height: 24px;
            background: white;
            border-radius: 50%;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            cursor: pointer;
            transition: all 0.2s ease;
            border: 3px solid #00A0E9;
            left: 0%;
            }
            
            .slider-handle:hover {
            transform: translate(-50%, -50%) scale(1.2);
            box-shadow: 0 6px 20px rgba(0, 160, 233, 0.4);
            }
            
            .slider-labels {
            display: flex;
            justify-content: space-between;
            margin-top: 10px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9em;
            }
            
            .energy-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            }
            
            .energy-item {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            padding: 20px;
            text-align: center;
            }
            
            .energy-label {
            font-size: 0.9em;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 8px;
            }
            
            .energy-value {
            font-size: 1.8em;
            font-weight: 700;
            color: #00A0E9;
            }
            
            /* ========== 房间预览容器 ========== */
            .room-preview {
            position: relative;
            border-radius: 25px;
            overflow: hidden;
            background: linear-gradient(135deg, #1a1a2e 0%, #2c3e50 100%);
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.1);
            height: 750px; /* 总高度 */
            display: flex;
            flex-direction: column;
            }
            
            /* 房间背景纹理 */
            .room-scene {
            position: relative;
            flex: 0 0 400px;
            width: 100%;
            background: linear-gradient(135deg, #1e1e2e 0%, #2d2d44 100%);
            overflow: hidden;
            }
            
            .room-scene::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
            linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
            radial-gradient(circle at 20% 80%, rgba(0, 102, 204, 0.1) 0%, transparent 70%),
            radial-gradient(circle at 80% 20%, rgba(0, 160, 233, 0.1) 0%, transparent 70%);
            background-size: 50px 50px, 50px 50px, 100% 100%, 100% 100%;
            z-index: 0;
            }
            
            .room-element {
            position: absolute;
            border-radius: 50%;
            transition: all 0.5s ease;
            z-index: 2;
            }
            
            .room-element.main-light {
            width: 180px;
            height: 180px;
            top: 60px;
            left: 50%;
            transform: translateX(-50%);
            background: radial-gradient(circle, 
            rgba(255, 255, 255, 0.9) 0%,
            rgba(255, 215, 0, 0.6) 30%,
            rgba(255, 140, 0, 0.3) 60%,
            transparent 90%);
            box-shadow: 0 0 80px rgba(255, 215, 0, 0.5);
            }
            
            .room-element.accent-light {
            width: 100px;
            height: 100px;
            bottom: 120px;
            left: 100px;
            background: radial-gradient(circle, 
            rgba(255, 255, 255, 0.8) 0%,
            rgba(255, 140, 0, 0.5) 30%,
            rgba(255, 69, 0, 0.3) 60%,
            transparent 90%);
            box-shadow: 0 0 40px rgba(255, 140, 0, 0.4);
            }
            
            .room-element.reading-light {
            width: 80px;
            height: 80px;
            bottom: 120px;
            right: 100px;
            background: radial-gradient(circle, 
            rgba(255, 255, 255, 0.8) 0%,
            rgba(255, 99, 71, 0.5) 30%,
            rgba(178, 34, 34, 0.3) 60%,
            transparent 90%);
            box-shadow: 0 0 30px rgba(255, 99, 71, 0.4);
            }
            
            .room-element.floor-light {
            width: 120px;
            height: 120px;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            background: radial-gradient(circle, 
            rgba(255, 255, 255, 0.9) 0%,
            rgba(30, 144, 255, 0.7) 30%,
            rgba(0, 102, 204, 0.4) 60%,
            transparent 90%);
            opacity: 0.6;
            box-shadow: 0 0 60px rgba(30, 144, 255, 0.5);
            }
            
            /* ========== 房间信息显示区域 ========== */
            .room-info {
            flex: 0 0 auto;
            padding: 30px;
            background: linear-gradient(135deg, 
            rgba(15, 15, 25, 0.95) 0%, 
            rgba(25, 25, 40, 0.9) 50%, 
            rgba(35, 35, 55, 0.85) 100%);
            backdrop-filter: blur(15px);
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
            min-height: 150px;
            z-index: 2;
            }
            
            .room-info::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
            radial-gradient(circle at 70% 20%, rgba(0, 102, 204, 0.25) 0%, transparent 60%),
            radial-gradient(circle at 30% 80%, rgba(0, 160, 233, 0.2) 0%, transparent 60%);
            z-index: 0;
            animation: infoGlow 8s ease-in-out infinite alternate;
            }
            
            @keyframes infoGlow {
            0% { opacity: 0.6; }
            100% { opacity: 0.9; }
            }
            
            .room-info > * {
            position: relative;
            z-index: 1;
            }
            
            .room-title {
            font-size: 1.5em;
            font-weight: 600;
            margin-bottom: 25px;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
            text-shadow: 0 2px 10px rgba(0, 160, 233, 0.5);
            }
            
            .room-title i {
            color: #00A0E9;
            filter: drop-shadow(0 0 5px rgba(0, 160, 233, 0.8));
            }
            
            .room-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            }
            
            @media (max-width: 576px) {
            .room-stats {
            grid-template-columns: 1fr;
            }
            }
            
            .stat {
            background: rgba(255, 255, 255, 0.08);
            border-radius: 15px;
            padding: 20px;
            text-align: center;
            transition: all 0.4s ease;
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(5px);
            }
            
            .stat:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-5px);
            box-shadow: 
            0 10px 20px rgba(0, 0, 0, 0.3),
            0 0 20px rgba(0, 160, 233, 0.2);
            border-color: rgba(0, 160, 233, 0.3);
            }
            
            .stat .stat-label {
            font-size: 0.9em;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            }
            
            .stat .stat-label i {
            color: #00A0E9;
            font-size: 1.1em;
            filter: drop-shadow(0 0 3px rgba(0, 160, 233, 0.5));
            }
            
            .stat .stat-value {
            font-size: 1.8em;
            font-weight: 700;
            color: #00A0E9;
            margin-bottom: 5px;
            text-shadow: 0 0 10px rgba(0, 160, 233, 0.5);
            }
            
            .stat .stat-unit {
            font-size: 0.8em;
            color: rgba(255, 255, 255, 0.6);
            }
            
            /* ========== 动态光影展示区 ========== */
            /* ========== 动态光影展示区 ========== */
            .dynamic-light-display {
            flex: 0 0 450px; /* 固定高度为250px，大约占1/3 */
            position: relative;
            background: linear-gradient(to bottom, 
            rgba(10, 10, 20, 0.95) 0%,
            rgba(15, 15, 25, 0.9) 20%,
            rgba(20, 20, 30, 0.85) 100%);
            backdrop-filter: blur(20px);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            border-bottom-left-radius: 25px;
            border-bottom-right-radius: 25px;
            overflow: hidden;
            z-index: 1;
            height: 250px; /* 确保高度固定 */
            }
            
            /* 更新房间预览容器高度 */
            .room-preview {
            position: relative;
            border-radius: 25px;
            overflow: hidden;
            background: linear-gradient(135deg, #1a1a2e 0%, #2c3e50 100%);
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.1);
            height: 950px; /* 增加总高度 */
            display: flex;
            flex-direction: column;
            }
            
            /* 调整房间场景高度 */
            .room-scene {
            position: relative;
            flex: 0 0 400px; /* 保持400px高度 */
            width: 100%;
            background: linear-gradient(135deg, #1e1e2e 0%, #2d2d44 100%);
            overflow: hidden;
            }
            
            /* 光效层 */
            .light-effect-layer {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 1;
            pointer-events: none;
            opacity: 0.8;
            transition: all 0.5s ease;
            }
            
            /* 不同模式的光效 */
            .light-effect-layer.living-mode {
            background: 
            radial-gradient(circle at 30% 30%, rgba(255, 215, 0, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 70% 70%, rgba(255, 140, 0, 0.2) 0%, transparent 50%);
            }
            
            .light-effect-layer.reading-mode {
            background: 
            radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.25) 0%, transparent 50%),
            radial-gradient(circle at 50% 70%, rgba(135, 206, 235, 0.2) 0%, transparent 50%);
            animation: readingPulse 4s ease-in-out infinite;
            }
            
            @keyframes readingPulse {
            0%, 100% { opacity: 0.7; }
            50% { opacity: 0.9; }
            }
            
            .light-effect-layer.cinema-mode {
            background: 
            radial-gradient(circle at 30% 70%, rgba(139, 0, 0, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 70% 30%, rgba(75, 0, 130, 0.3) 0%, transparent 50%);
            animation: cinemaGlow 6s ease-in-out infinite alternate;
            }
            
            @keyframes cinemaGlow {
            0% { 
            background: 
            radial-gradient(circle at 30% 70%, rgba(139, 0, 0, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 70% 30%, rgba(75, 0, 130, 0.3) 0%, transparent 50%);
            }
            100% { 
            background: 
            radial-gradient(circle at 70% 70%, rgba(139, 0, 0, 0.4) 0%, transparent 50%),
            radial-gradient(circle at 30% 30%, rgba(75, 0, 130, 0.4) 0%, transparent 50%);
            }
            }
            
            .light-effect-layer.night-mode {
            background: 
            radial-gradient(circle at 20% 50%, rgba(0, 102, 204, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 80% 50%, rgba(0, 160, 233, 0.2) 0%, transparent 50%);
            animation: nightWave 8s ease-in-out infinite;
            }
            
            @keyframes nightWave {
            0%, 100% { 
            background-position: 20% 50%, 80% 50%;
            }
            50% { 
            background-position: 30% 50%, 70% 50%;
            }
            }
            
            /* 光效控制信息 */
            .light-control-info {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 2;
            padding: 20px;
            display: flex;
            flex-direction: column;
            }
            
            .info-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            
            .info-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2em;
            font-weight: 600;
            color: white;
            }
            
            .info-title i {
            color: #00A0E9;
            filter: drop-shadow(0 0 5px rgba(0, 160, 233, 0.8));
            }
            
            .info-status {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9em;
            }
            
            .info-status .status-indicator {
            width: 8px;
            height: 8px;
            background: #00E676;
            border-radius: 50%;
            animation: pulseStatus 2s ease-in-out infinite;
            }
            
            .status-text {
            color: rgba(255, 255, 255, 0.8);
            }
            
            .effect-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-top: auto;
            }
            
            .effect-stat {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            padding: 15px;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.08);
            }
            
            .effect-stat:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-3px);
            border-color: rgba(0, 160, 233, 0.3);
            }
            
            .stat-icon {
            width: 40px;
            height: 40px;
            background: rgba(0, 160, 233, 0.1);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #00A0E9;
            font-size: 1.2em;
            }
            
            .stat-content {
            flex: 1;
            }
            
            .stat-label {
            font-size: 0.85em;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 4px;
            }
            
            .stat-value {
            font-size: 1.1em;
            font-weight: 600;
            color: #00A0E9;
            }
            
            /* 动态光效元素 */
            .light-particle {
            position: absolute;
            border-radius: 50%;
            pointer-events: none;
            animation-duration: 3s;
            animation-iteration-count: infinite;
            animation-timing-function: ease-in-out;
            }
            
            @keyframes floatParticle {
            0%, 100% { 
            transform: translate(0, 0) scale(1);
            opacity: 0.3;
            }
            50% { 
            transform: translate(var(--tx, 20px), var(--ty, -20px)) scale(1.2);
            opacity: 0.8;
            }
            }
            
            @keyframes rotateParticle {
            0% { transform: rotate(0deg) translateX(20px) rotate(0deg); }
            100% { transform: rotate(360deg) translateX(20px) rotate(-360deg); }
            }
            
            @keyframes pulseParticle {
            0%, 100% { 
            transform: scale(1);
            opacity: 0.4;
            }
            50% { 
            transform: scale(1.5);
            opacity: 0.8;
            }
            }