.error-section {
            flex-grow: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 60px 20px;
            background: linear-gradient(160deg, #fef7f0 0%, #fffcf8 40%, #fdf3eb 100%);
            position: relative;
            overflow: hidden;
        }
        .error-section::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(242, 104, 34, 0.06) 0%, transparent 70%);
            top: -100px;
            right: -120px;
            border-radius: 50%;
            pointer-events: none;
        }
        .error-section::after {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 85, 204, 0.05) 0%, transparent 70%);
            bottom: -80px;
            left: -100px;
            border-radius: 50%;
            pointer-events: none;
        }
        .error-content {
            text-align: center;
            position: relative;
            z-index: 2;
            max-width: 600px;
            margin: 0 auto;
        }
        .error-illustration {
            margin-bottom: 24px;
            position: relative;
            display: inline-block;
        }
        .error-illustration .circle-outer {
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--wm-orange-light) 0%, #fef8f4 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto;
            position: relative;
            border: 3px dashed var(--wm-orange);
            animation: rotateSlow 20s linear infinite;
        }
        @keyframes rotateSlow {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        .error-illustration .circle-inner {
            width: 90px;
            height: 90px;
            border-radius: 50%;
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(0,0,0,0.06);
            position: relative;
            z-index: 2;
        }
        .error-illustration .circle-inner .error-icon {
            font-size: 3.5rem;
            color: var(--wm-orange);
            line-height: 1;
        }
        .error-illustration .floating-dot {
            position: absolute;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--wm-blue);
            opacity: 0.4;
            animation: floatDot 3s ease-in-out infinite;
        }
        .error-illustration .floating-dot.dot-1 { top: 15px; left: 20px; animation-delay: 0s; }
        .error-illustration .floating-dot.dot-2 { top: 40px; right: 10px; animation-delay: 1s; width: 7px; height: 7px; background: var(--wm-orange); }
        .error-illustration .floating-dot.dot-3 { bottom: 25px; left: 15px; animation-delay: 2s; width: 8px; height: 8px; }
        @keyframes floatDot {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-12px); }
        }
        .error-code {
            font-size: 7rem;
            font-weight: 800;
            color: #1a1a1a;
            line-height: 1;
            letter-spacing: -4px;
            margin-bottom: 8px;
        }
        .error-code .highlight {
            color: var(--wm-orange);
            position: relative;
            display: inline-block;
        }
        .error-code .highlight::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 0;
            width: 100%;
            height: 12px;
            background: var(--wm-orange-light);
            border-radius: 2px;
            z-index: -1;
        }
        .error-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: #1a1a1a;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .error-desc {
            font-size: 0.95rem;
            color: #666;
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 450px;
            margin-left: auto;
            margin-right: auto;
        }
        .error-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-bottom: 24px;
        }
        .btn-back-home {
            background: var(--wm-orange);
            color: #fff;
            border: none;
            border-radius: 28px;
            padding: 13px 32px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.3s;
            letter-spacing: 0.5px;
            box-shadow: 0 6px 22px rgba(242, 104, 34, 0.35);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-back-home:hover {
            background: var(--wm-orange-dark);
            box-shadow: 0 10px 28px rgba(242, 104, 34, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline-service {
            background: transparent;
            color: var(--wm-blue);
            border: 2px solid var(--wm-blue);
            border-radius: 28px;
            padding: 11px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.3s;
            letter-spacing: 0.5px;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-service:hover {
            background: var(--wm-blue);
            color: #fff;
            box-shadow: 0 6px 20px rgba(0, 85, 204, 0.3);
            transform: translateY(-2px);
        }
        .suggest-links {
            margin-top: 16px;
            font-size: 0.85rem;
            color: #999;
        }
        .suggest-links a {
            color: var(--wm-gray);
            text-decoration: none;
            margin: 0 8px;
            transition: color 0.2s;
            font-weight: 500;
        }
        .suggest-links a:hover {
            color: var(--wm-orange);
        }
        .suggest-links span {
            color: #ddd;
        }
        @media (max-width: 767.98px) {
            .error-code {
                font-size: 4.5rem;
                letter-spacing: -2px;
            }
            .error-title {
                font-size: 1.3rem;
            }
            .error-illustration .circle-outer {
                width: 120px;
                height: 120px;
            }
            .error-illustration .circle-inner {
                width: 70px;
                height: 70px;
            }
            .error-illustration .circle-inner .error-icon {
                font-size: 2.5rem;
            }
            .error-actions {
                flex-direction: column;
                align-items: center;
            }
        }