/*footer*/
        .footer-container {
            position: relative;
            background: linear-gradient(180deg, rgb(0 0 0 / 95%) 0%, rgba(5, 10, 25, 0.98) 100%);
            border-top: 2px solid rgba(0, 162, 255, 0.3);
            overflow: hidden;
        }

        /* Animated background particles */
        .footer-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            overflow: hidden;
            z-index: 0;
        }
.footer-n-logo {width: 150px;}
        .particle {
            position: absolute;
            background: radial-gradient(circle, rgba(0, 162, 255, 0.4) 0%, transparent 70%);
            border-radius: 50%;
            animation: float 20s infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0) translateX(0) scale(1); opacity: 0.3; }
            25% { transform: translateY(-50px) translateX(30px) scale(1.1); opacity: 0.5; }
            50% { transform: translateY(-30px) translateX(-30px) scale(0.9); opacity: 0.4; }
            75% { transform: translateY(-70px) translateX(20px) scale(1.05); opacity: 0.6; }
        }

        /* Accreditation badges */
        .accreditation-section {
            position: relative;
            z-index: 1;
            padding: 40px 20px;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 30px;
            flex-wrap: wrap;
            background: linear-gradient(90deg, transparent 0%, rgba(0, 162, 255, 0.05) 50%, transparent 100%);
        }

        .badge {
            width: 80px;
            height: 80px;
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(0, 162, 255, 0.3);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .badge::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, rgba(0, 162, 255, 0.2), rgba(138, 43, 226, 0.2));
            opacity: 0;
            transition: opacity 0.4s;
        }

        .badge:hover {
            transform: translateY(-10px) scale(1.05);
            border-color: rgba(0, 162, 255, 0.8);
            box-shadow: 0 10px 40px rgba(0, 162, 255, 0.4);
        }

        .badge:hover::before {
            opacity: 1;
        }

        .badge-text {
            font-size: 11px;
            font-weight: 700;
            color: #00a2ff;
            text-align: center;
            letter-spacing: 1px;
            position: relative;
            z-index: 1;
        }

        /* Main footer content */
        .footer-content {
            position: relative;
            z-index: 1;
            max-width: 1400px;
            margin: 0 auto;
            padding: 60px 20px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }

        .footer-column {
            background: rgba(255, 255, 255, 0.03);
            backdrop-filter: blur(15px);
            border: 1px solid rgb(180 145 251 / 39%);
            border-radius: 20px;
            padding: 30px;
            transition: all 0.4s;
            position: relative;
            overflow: hidden;
        }

        .footer-column::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, #00a2ff, transparent);
            animation: shimmer 3s infinite;
        }

        @keyframes shimmer {
            0% { left: -100%; }
            100% { left: 100%; }
        }

        .footer-column:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(0, 162, 255, 0.5);
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 162, 255, 0.2);
        }

        .column-title {
            font-size: 18px;
            font-weight: 700;
            color: #caa0ff;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 2px;
            position: relative;
            display: inline-block;
        }

        .column-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 40px;
            height: 3px;
            background: linear-gradient(90deg, #00a2ff, #8a2be2);
            border-radius: 2px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-size: 14px;
            transition: all 0.3s;
            display: inline-block;
            position: relative;
            padding-left: 20px;
        }

        .footer-links a::before {
            content: '▹';
            position: absolute;
            left: 0;
            color: #00a2ff;
            opacity: 0;
            transition: all 0.3s;
        }

        .footer-links a:hover {
            color: #00a2ff;
            transform: translateX(10px);
        }

        .footer-links a:hover::before {
            opacity: 1;
            left: 0;
        }

        /* Social media section */
        .social-section {
            display: flex;
            gap: 15px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .social-icon {
            width: 45px;
            height: 45px;
            background: rgba(0, 162, 255, 0.1);
            border: 1px solid rgba(0, 162, 255, 0.3);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #00a2ff;
            font-size: 20px;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .social-icon::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #00a2ff, #8a2be2);
            opacity: 0;
            transition: opacity 0.4s;
        }

        .social-icon:hover {
            transform: translateY(-5px) rotate(5deg);
            box-shadow: 0 10px 25px rgba(0, 162, 255, 0.4);
            border-color: #00a2ff;
        }

        .social-icon:hover::before {
            opacity: 0.3;
        }

        .social-icon span {
            position: relative;
            z-index: 1;
        }

        /* Bottom bar */
        .footer-bottom {
            position: relative;
            z-index: 1;
            background: rgba(0, 0, 0, 0.4);
            border-top: 1px solid rgba(0, 162, 255, 0.2);
            padding: 30px 20px;
            text-align: center;
        }

        .footer-bottom-content {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .footer-info {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
        }

        .footer-info strong {
            color: #00a2ff;
            font-weight: 600;
        }

        .visitor-stats {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .stat-item {
            background: rgba(0, 162, 255, 0.1);
            padding: 8px 16px;
            border-radius: 8px;
            border: 1px solid rgba(0, 162, 255, 0.3);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.7);
        }

        .stat-item span {
            color: #00a2ff;
            font-weight: 700;
        }

        /* QR Code section */
        .qr-section {
            text-align: center;
        }

        .qr-code {
            width: 90px;
            height: 70px;
            background: white;
            border-radius: 16px;
            margin: 20px auto;
            padding: 10px;
            box-shadow: 0 10px 30px rgba(0, 162, 255, 0.3);
            transition: all 0.4s;
        }

        .qr-code:hover {
            transform: scale(1.05) rotate(2deg);
            box-shadow: 0 15px 40px rgba(0, 162, 255, 0.5);
        }

        @media (max-width: 768px) {
            .footer-content {
                grid-template-columns: 1fr;
            }

            .footer-bottom-content {
                flex-direction: column;
                text-align: center;
            }

            .accreditation-section {
                gap: 20px;
            }

            .badge {
                width: 70px;
                height: 70px;
            }
        }

        /* Scroll animation */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .footer-column {
            animation: fadeInUp 0.6s ease-out forwards;
        }

        .footer-column:nth-child(1) { animation-delay: 0.1s; }
        .footer-column:nth-child(2) { animation-delay: 0.2s; }
        .footer-column:nth-child(3) { animation-delay: 0.3s; }
        .footer-column:nth-child(4) { animation-delay: 0.4s; }