:root {
            --glow-color-1: #FF9900;
            --glow-color-2: #B45BFF;
            --glow-color-3: #5B7BFF;
            --bg-dark: #0A0A14;
            --bg-card: #121222;
        }

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-dark);
            background-image:
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            color: #F1F5F9;
            overflow-x: hidden;
        }

        .gradient-text {
            background: linear-gradient(135deg, var(--glow-color-1), var(--glow-color-2), var(--glow-color-3));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .header {
            background-color: rgba(10, 10, 20, 0.8);
        }

        .glass-card {
            background: rgba(18, 18, 34, 0.6);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 1rem;
            transition: background 0.3s, border-color 0.3s;
        }

        .glass-card:hover {
            background: rgba(25, 25, 45, 0.7);
            border-color: rgba(180, 91, 255, 0.5);
        }

        .gradient-btn {
            background-image: linear-gradient(to right, #FF9900 0%, #B45BFF 51%, #5B7BFF 100%);
            background-size: 200% auto;
            transition: all 0.5s;
            color: white;
            box-shadow: 0 4px 15px 0 rgba(180, 91, 255, 0.3);
        }

        .gradient-btn:hover {
            background-position: right center;
            box-shadow: 0 4px 20px 0 rgba(255, 153, 0, 0.4);
        }

        .leader-card {
            background-color: var(--bg-card);
            border: 1px solid transparent;
            border-radius: 1rem;
            position: relative;
            overflow: hidden;
            transition: transform 0.3s, border-color 0.3s;
        }

        .leader-card:before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: conic-gradient(from 180deg at 50% 50%, var(--glow-color-2), var(--glow-color-3), var(--glow-color-1), var(--glow-color-2));
            transition: transform 1s;
            opacity: 0;
            z-index: 1;
        }

        .leader-card:hover:before {
            transform: rotate(360deg);
            opacity: 1;
        }

        .leader-card:hover {
            border-color: rgba(180, 91, 255, 0.5);
            transform: translateY(-5px);
        }

        .leader-card .content {
            position: relative;
            z-index: 2;
            background-color: var(--bg-card);
            margin: 2px;
            border-radius: calc(1rem - 2px);
            padding: 1.5rem;
        }

        .event-card .date-box {
            background: linear-gradient(135deg, var(--glow-color-2), var(--glow-color-3));
        }

        /* Timeline */
        .timeline {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .timeline::after {
            content: '';
            position: absolute;
            width: 6px;
            background-color: #27273a;
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -3px;
            border-radius: 3px;
        }

        .timeline-container {
            padding: 10px 40px;
            position: relative;
            background-color: inherit;
            width: 50%;
        }

        .timeline-container.left {
            left: 0;
        }

        .timeline-container.right {
            left: 50%;
        }

        /* Responsive timeline */
        @media screen and (max-width: 768px) {
            .timeline::after {
                left: 31px;
            }

            .timeline-container {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }

            .timeline-container.right {
                left: 0%;
            }

            .timeline-container.left::after,
            .timeline-container.right::after {
                left: 18px;
            }
        }

        .timeline-container::after {
            content: '';
            position: absolute;
            width: 25px;
            height: 25px;
            right: -12px;
            background-color: var(--bg-dark);
            border: 4px solid var(--glow-color-2);
            top: 15px;
            border-radius: 50%;
            z-index: 1;
        }

        .timeline-container.right::after {
            left: -13px;
        }

        .timeline-content {
            padding: 20px 30px;
            position: relative;
            border-radius: 6px;
        }

        /* Animation on scroll */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .animate-on-scroll.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        .delay-100 {
            transition-delay: 100ms;
        }

        .delay-200 {
            transition-delay: 200ms;
        }

        .delay-300 {
            transition-delay: 300ms;
        }

        .delay-400 {
            transition-delay: 400ms;
        }

        .delay-500 {
            transition-delay: 500ms;
        }