/* 错误页面专用样式 */
    .error-content {
        padding: 1rem 1rem 2rem;
    }

    .error-code {
        position: relative;
        margin-bottom: 30px;
    }

    .error-number {
        font-size: 10rem;
        font-weight: 900;
        color: var(--theme-color);
        margin: 0;
        position: relative;
        z-index: 2;
        text-shadow: 0 5px 20px rgba(72, 176, 247, 0.3);
        animation: pulse 2s infinite;
    }

    .error-glow {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, rgba(72, 176, 247, 0.15) 0%, rgba(72, 176, 247, 0) 70%);
        border-radius: 50%;
        z-index: 1;
    }

    .error-title h2 {
        font-size: 2.5rem;
        font-weight: 600;
        margin-bottom: 15px;
        color: #333;
    }

    .error-title p {
        font-size: 1.5rem;
        color: #666;
        font-weight: 300;
        margin-bottom: 30px;
    }

    .error-description {
        max-width: 600px;
        margin: 0 auto 30px;
    }

    .error-description p {
        margin-bottom: 10px;
        line-height: 1.6;
    }

    .error-details {
        font-size: 0.9rem;
        color: #999;
    }

    .error-actions {
        margin-bottom: 40px;
    }

    .error-actions .btn {
        min-width: 160px;
        padding: 12px 24px;
        font-size: 1rem;
        border-radius: 8px;
        transition: all 0.3s ease;
    }

    .error-actions .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(72, 176, 247, 0.3);
    }

    .error-search {
        max-width: 500px;
        margin: 0 auto;
    }

    .error-search p {
        color: #666;
        font-size: 1.1rem;
    }

    .search-box {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        padding: 2px;
        border-radius: 8px;
    }

    .search-box form {
        margin: 0;
    }

    .search-box .form-control {
        border: none;
        border-radius: 6px;
        padding: 12px 20px;
        font-size: 1rem;
        background: #fff;
    }

    .search-box .form-control:focus {
        box-shadow: none;
    }

    .search-box .btn {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
        color: white;
        border-radius: 6px;
        padding: 12px 20px;
        transition: all 0.3s ease;
    }

    .search-box .btn:hover {
        background: rgba(255, 255, 255, 0.2);
        transform: none;
    }

    .error-quick-links {
        max-width: 600px;
        margin: 0 auto;
    }

    .error-quick-links p {
        color: #666;
        font-size: 1.1rem;
        margin-bottom: 20px;
    }

    .quick-links {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    @media (min-width: 768px) {
        .quick-links {
            grid-template-columns: repeat(4, 1fr);
        }
    }

    .quick-link {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 20px 15px;
        background: #f8f9fa;
        border-radius: 8px;
        color: #333;
        text-decoration: none;
        transition: all 0.3s ease;
        border: 1px solid transparent;
    }

    .quick-link:hover {
        background: #fff;
        border-color: var(--theme-color);
        color: var(--theme-color);
        transform: translateY(-3px);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }

    .quick-link i {
        font-size: 1.5rem;
        margin-bottom: 10px;
    }

    .quick-link span {
        font-size: 0.9rem;
        font-weight: 500;
    }

    /* 动画效果 */
    @keyframes pulse {
        0% {
            text-shadow: 0 5px 20px rgba(72, 176, 247, 0.3);
        }

        50% {
            text-shadow: 0 5px 30px rgba(72, 176, 247, 0.5);
        }

        100% {
            text-shadow: 0 5px 20px rgba(72, 176, 247, 0.3);
        }
    }

    /* 响应式调整 */
    @media (max-width: 768px) {
        .error-number {
            font-size: 8rem;
        }

        .error-title h2 {
            font-size: 2rem;
        }

        .error-title p {
            font-size: 1.2rem;
        }

        .error-actions .btn {
            min-width: 140px;
            padding: 10px 20px;
            font-size: 0.9rem;
        }

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

    @media (max-width: 480px) {
        .error-number {
            font-size: 6rem;
        }

        .error-title h2 {
            font-size: 1.5rem;
        }

        .error-title p {
            font-size: 1rem;
        }

        .error-actions {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .error-actions .btn {
            width: 100%;
            margin: 0;
        }

        .quick-links {
            grid-template-columns: 1fr;
        }
    }

    /* 404动画装饰 */
    .error-decoration {
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        pointer-events: none;
        overflow: hidden;
    }

    .error-particle {
        position: absolute;
        background: rgba(72, 176, 247, 0.1);
        border-radius: 50%;
        animation: float 15s infinite linear;
    }

    .error-particle:nth-child(1) {
        width: 20px;
        height: 20px;
        top: 20%;
        left: 10%;
        animation-delay: 0s;
    }

    .error-particle:nth-child(2) {
        width: 30px;
        height: 30px;
        top: 60%;
        right: 15%;
        animation-delay: -5s;
    }

    .error-particle:nth-child(3) {
        width: 15px;
        height: 15px;
        bottom: 30%;
        left: 20%;
        animation-delay: -10s;
    }

    @keyframes float {
        0% {
            transform: translateY(0) rotate(0deg);
        }

        100% {
            transform: translateY(-1000px) rotate(720deg);
        }
    }