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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: linear-gradient(160deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
            min-height: 100vh;
            padding: 60px 20px;
            color: #1e293b;
        }

        /* 页面标题 */
        .page-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .page-header h1 {
            font-size: 2rem;
            font-weight: 700;
            color: #0f172a;
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }

        .page-header p {
            color: #64748b;
            font-size: 1rem;
        }

        .header-line {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, #3b82f6, #8b5cf6);
            margin: 16px auto 0;
            border-radius: 2px;
        }

        /* 九宫格容器 */
        .grid-container {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 33px;
            max-width: 1176px;
            margin: 0 auto;
        }

        /* 卡片 */
        .grid-card {
            background: #ffffff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
            transition: box-shadow 0.4s ease, transform 0.4s ease;
            cursor: pointer;
        }

        .grid-card:hover {
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
            transform: translateY(-4px);
        }

        /* 图片区域 */
        .card-image-wrapper {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #f1f5f9;
        }

        .card-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            will-change: transform;
        }

        /* 水波纹容器 */
        .ripple-container {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 2;
            overflow: hidden;
        }

        /* 水波纹环 */
        .ripple-ring {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.6);
            transform: translate(-50%, -50%);
            opacity: 0;
            pointer-events: none;
        }

        .ripple-ring.animate {
            animation: rippleExpand 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
        }

        .ripple-ring.r2 {
            animation-delay: 0.15s;
        }

        .ripple-ring.r3 {
            animation-delay: 0.3s;
        }

        .ripple-ring.r4 {
            animation-delay: 0.45s;
        }

        @keyframes rippleExpand {
            0% {
                width: 0;
                height: 0;
                opacity: 0.7;
                border-width: 3px;
            }
            50% {
                opacity: 0.4;
                border-width: 2px;
            }
            100% {
                width: 400px;
                height: 400px;
                opacity: 0;
                border-width: 1px;
            }
        }

        /* 悬停时的水波抖动效果 - 在图片上叠加 */
        .card-image-wrapper::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at center, rgba(255,255,255,0.15) 0%, transparent 60%);
            opacity: 0;
            transition: opacity 0.4s ease;
            z-index: 1;
            pointer-events: none;
        }

        /* 悬停效果 */
        .grid-card:hover .card-image-wrapper img,
        .grid-card.hover-active .card-image-wrapper img {
            transform: scale(1.2);
        }

        .grid-card:hover .card-image-wrapper::before,
        .grid-card.hover-active .card-image-wrapper::before {
            opacity: 1;
        }

        /* 轻微水波抖动动画 */
        @keyframes waterJitter {
            0%, 100% {
                transform: scale(1.2) translate(0, 0);
            }
            20% {
                transform: scale(1.2) translate(0.5px, -0.5px);
            }
            40% {
                transform: scale(1.2) translate(-0.5px, 0.5px);
            }
            60% {
                transform: scale(1.2) translate(0.5px, 0.5px);
            }
            80% {
                transform: scale(1.2) translate(-0.5px, -0.5px);
            }
        }

        .grid-card:hover .card-image-wrapper img,
        .grid-card.hover-active .card-image-wrapper img {
            animation: waterJitter 0.8s ease-in-out;
        }

        /* 标题区域 - 15px，一排，固定宽高 */
        .card-title {
            font-size: 15px;
            font-weight: 600;
            color: #1e293b;
            padding: 14px 16px 6px;
            height: 42px;
            line-height: 28px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            transition: color 0.3s ease;
        }

        .grid-card:hover .card-title,
        .grid-card.hover-active .card-title {
            color: #3b82f6;
        }

        /* 段落区域 - 12px，两排，固定宽高 */
        .card-desc {
            font-size: 12px;
            color: #64748b;
            padding: 0 16px 16px;
            height: 36px;
            line-height: 18px;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .grid-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            body {
                padding: 40px 16px;
            }

            .card-image-wrapper {
                height: 160px;
            }
        }

        @media (max-width: 480px) {
            .grid-container {
                grid-template-columns: 1fr;
                gap: 16px;
                max-width: 320px;
            }

            .page-header h1 {
                font-size: 1.5rem;
            }
        }

        /* 入场动画 */
        .grid-card {
            opacity: 0;
            transform: translateY(24px);
            animation: cardFadeIn 0.5s ease forwards;
        }

        .grid-card:nth-child(1) { animation-delay: 0.05s; }
        .grid-card:nth-child(2) { animation-delay: 0.1s; }
        .grid-card:nth-child(3) { animation-delay: 0.15s; }
        .grid-card:nth-child(4) { animation-delay: 0.2s; }
        .grid-card:nth-child(5) { animation-delay: 0.25s; }
        .grid-card:nth-child(6) { animation-delay: 0.3s; }
        .grid-card:nth-child(7) { animation-delay: 0.35s; }
        .grid-card:nth-child(8) { animation-delay: 0.4s; }
        .grid-card:nth-child(9) { animation-delay: 0.45s; }

        @keyframes cardFadeIn {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }