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

        :root {
            --primary-bg: #0a0a0a;
            --secondary-bg: #111111;
            --text-primary: #ffffff;
            --text-secondary: #9ca3af;
            --accent: #3b82f6;
            --accent-hover: #2563eb;
            --border: #1f2937;
            --blur-bg: rgba(10, 10, 10, 0.8);
            --error-color: #ef4444;
            --warning-color: #f59e0b;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background: var(--primary-bg);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .navbar {
            position: fixed;
            top: 0;
            width: 100%;
            background: var(--blur-bg);
            backdrop-filter: blur(24px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            padding: 20px 0;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: flex-end;
            gap: 8px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            text-decoration: none;
            letter-spacing: -0.02em;
        }

        .logo-avatar {
            width: 40px;
            height: 28px;
            object-fit: contain;
            filter: brightness(1.1);
        }

        .home-btn {
            background: var(--text-primary);
            color: var(--primary-bg);
            padding: 12px 24px;
            border: none;
            border-radius: 50px;
            font-weight: 500;
            font-size: 14px;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
        }

        .home-btn:hover {
            background: var(--text-secondary);
            transform: translateY(-1px);
        }

        .error-section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            background: 
                radial-gradient(circle at 20% 30%, rgba(239, 68, 68, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
            overflow: hidden;
            padding: 120px 0 80px;
        }

        .error-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            width: 100%;
            padding: 0 20px;
            margin: 0 auto;
        }

        .error-code {
            font-size: clamp(4rem, 12vw, 8rem);
            font-weight: 900;
            line-height: 1.1;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, var(--error-color), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 60px rgba(239, 68, 68, 0.3);
            margin-bottom: 32px;
            animation: pulse 2s ease-in-out infinite;
            display: block;
            width: 100%;
            text-align: center;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.02); }
        }

        .error-title {
            font-size: clamp(2rem, 5vw, 3rem);
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-primary);
            letter-spacing: -0.03em;
        }

        .error-description {
            font-size: clamp(1.125rem, 2.5vw, 1.25rem);
            color: var(--text-secondary);
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .error-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
        }

        .btn-primary {
            background: var(--accent);
            color: white;
            padding: 16px 32px;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 16px;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
            letter-spacing: -0.01em;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            padding: 16px 32px;
            border: 1px solid var(--border);
            border-radius: 50px;
            font-weight: 500;
            font-size: 16px;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
            letter-spacing: -0.01em;
        }

        .btn-secondary:hover {
            background: var(--secondary-bg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        .floating-elements {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            overflow: hidden;
        }

        .floating-element {
            position: absolute;
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(59, 130, 246, 0.1));
            border-radius: 50%;
            animation: float 8s ease-in-out infinite;
        }

        .floating-element:nth-child(1) {
            top: 20%;
            left: 10%;
            animation-delay: 0s;
        }

        .floating-element:nth-child(2) {
            top: 60%;
            right: 15%;
            animation-delay: -2s;
        }

        .floating-element:nth-child(3) {
            bottom: 20%;
            left: 20%;
            animation-delay: -4s;
        }

        @keyframes float {
            0%, 100% {
                transform: translateY(0px) rotate(0deg);
                opacity: 0.5;
            }
            50% {
                transform: translateY(-20px) rotate(180deg);
                opacity: 0.8;
            }
        }

        .search-suggestions {
            margin-top: 48px;
            padding: 32px;
            background: var(--secondary-bg);
            border: 1px solid var(--border);
            border-radius: 16px;
            text-align: left;
        }

        .search-suggestions h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .suggestions-list {
            display: grid;
            gap: 8px;
        }

        .suggestion-link {
            color: var(--accent);
            text-decoration: none;
            padding: 8px 12px;
            border-radius: 8px;
            transition: all 0.3s ease;
            display: block;
        }

        .suggestion-link:hover {
            background: rgba(59, 130, 246, 0.1);
            transform: translateX(4px);
        }

        @media (max-width: 768px) {
            .navbar {
                padding: 12px 0;
            }

            .container {
                padding: 0 16px;
            }

            .logo {
                font-size: 15px;
            }

            .logo-avatar {
                width: 36px;
                height: 25px;
            }

            .home-btn {
                padding: 8px 16px;
                font-size: 12px;
            }

            .error-content {
                padding: 0 16px;
            }

            .error-code {
                font-size: clamp(4rem, 20vw, 8rem);
            }

            .error-actions {
                flex-direction: column;
                gap: 12px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 12px 24px;
                font-size: 14px;
                width: 100%;
                max-width: 280px;
                justify-content: center;
            }

            .search-suggestions {
                margin-top: 32px;
                padding: 24px;
                text-align: center;
            }

            .floating-element {
                width: 40px;
                height: 40px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }

            .error-code {
                font-size: clamp(3rem, 25vw, 6rem);
            }

            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 13px;
            }

            .search-suggestions {
                padding: 20px;
            }

            .floating-element {
                width: 30px;
                height: 30px;
            }
        }