body {
            font-family: 'Inter', sans-serif;
            background-color: #020617;
            color: #f8fafc;
        }
        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: #0f172a; }
        ::-webkit-scrollbar-thumb { background: #4a044e; border-radius: 4px; }
        ::-webkit-scrollbar-thumb:hover { background: #ec4899; }

        .gradient-text {
            background: linear-gradient(45deg, #f9a8d4, #a855f7, #6366f1);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            background-size: 200% auto;
            animation: gradient-move 8s ease-in-out infinite;
        }
        @keyframes gradient-move {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .header-logo-on-scroll, .header-button-on-scroll {
            animation: slide-out linear;
            animation-timeline: scroll(root);
            animation-range-start: 200px;
            animation-range-end: 500px;
            animation-fill-mode: forwards;
        }
        .header-logo-on-scroll { --direction: -150%; }
        .header-button-on-scroll { --direction: 150%; }
        @keyframes slide-out { to { transform: translateX(var(--direction)); opacity: 0; } }

        .nav-links-wrapper {
            animation: nav-background-fade-in linear;
            animation-timeline: scroll(root);
            animation-range-start: 400px;
            animation-range-end: 600px;
            animation-fill-mode: forwards;
        }
        @keyframes nav-background-fade-in {
            to {
                background-color: rgba(15, 23, 42, 0.5);
                backdrop-filter: blur(8px);
                padding: 0.5rem 1.5rem;
                border-radius: 9999px;
                border: 1px solid rgba(51, 65, 85, 0.5);
            }
        }
        
        #hero, #courses, #about, #why-strike, #alumni, #contact {
            view-timeline-name: var(--section-timeline-name);
        }
        #hero { --section-timeline-name: --hero-timeline; }
        #courses { --section-timeline-name: --courses-timeline; }
        #about { --section-timeline-name: --about-timeline; }
        #why-strike { --section-timeline-name: --why-strike-timeline; }
        #contact { --section-timeline-name: --contact-timeline; }

        .nav-link-highlighter {
            animation: highlight-active-nav linear;
            animation-timeline: var(--section-timeline);
            animation-range: entry 25% exit 75%;
        }
        @keyframes highlight-active-nav {
            from, to { color: #cbd5e1; transform: scale(1); }
            50% { color: #f9a8d4; transform: scale(1.1); }
        }
        nav a[href="#hero"] { --section-timeline: --hero-timeline; }
        nav a[href="#courses"] { --section-timeline: --courses-timeline; }
        nav a[href="#about"] { --section-timeline: --about-timeline; }
        nav a[href="#why-strike"] { --section-timeline: --why-strike-timeline; }
        nav a[href="#contact"] { --section-timeline: --contact-timeline; }

        .hero-orbit-container {
            position: relative;
            width: 100%;
            height: 400px;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .hero-orbit-sun {
            width: 60px;
            height: 60px;
            background: radial-gradient(circle, #fde047 0%, #ec4899 100%);
            border-radius: 50%;
            box-shadow: 0 0 30px #fde047, 0 0 50px #ec4899;
        }
        .orbit-path {
            position: absolute;
            border-radius: 50%;
            border: 1px dashed rgba(100, 116, 139, 0.3);
            animation: revolve 25s linear infinite;
        }
        .orbit-path.one { width: 150px; height: 150px; animation-duration: 12s; }
        .orbit-path.two { width: 250px; height: 250px; animation-duration: 18s; }
        .orbit-path.three { width: 350px; height: 350px; animation-duration: 25s; }

        .orbit-planet {
            position: absolute;
            top: 50%;
            left: 0;
            border-radius: 50%;
            transform: translate(-50%, -50%);
        }
        .orbit-planet.one { width: 15px; height: 15px; background-color: #60a5fa; }
        .orbit-planet.two { width: 25px; height: 25px; background-color: #a3e635; }
        .orbit-planet.three { width: 20px; height: 20px; background-color: #a78bfa; }

        @keyframes revolve {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .hero-headline-rotator span {
            grid-column: 1;
            grid-row: 1;
            opacity: 0;
            animation: headline-fade-up 12.5s ease-out infinite;
        }
        @keyframes headline-fade-up {
            0% { opacity: 0; transform: translateY(20px); }
            2% { opacity: 1; transform: translateY(0); }
            18% { opacity: 1; transform: translateY(0); }
            20% { opacity: 0; transform: translateY(-20px); }
            100% { opacity: 0; }
        }
        .hero-headline-rotator span:nth-child(1) { animation-delay: 0s; }
        .hero-headline-rotator span:nth-child(2) { animation-delay: 2.5s; }
        .hero-headline-rotator span:nth-child(3) { animation-delay: 5s; }
        .hero-headline-rotator span:nth-child(4) { animation-delay: 7.5s; }
        .hero-headline-rotator span:nth-child(5) { animation-delay: 10s; }

        .section-reveal-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            animation: reveal linear forwards;
            animation-timeline: view();
            animation-range: entry 10% cover 40%;
        }
        @keyframes reveal { to { opacity: 1; transform: translateY(0); } }

        .course-card {
            border: 1px solid #334155;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .course-card:hover {
            transform: translateY(-8px);
            border-color: rgba(236, 72, 153, 0.5);
            box-shadow: 0 10px 25px -5px rgba(236, 72, 153, 0.1), 0 8px 10px -6px rgba(236, 72, 153, 0.1);
        }

        .tech-cloud-container {
            perspective: 1000px;
        }
        .tech-cloud {
            position: relative;
            width: 250px;
            height: 250px;
            transform-style: preserve-3d;
            animation: rotate-cloud 25s linear infinite;
        }
        .tech-cloud:hover { animation-play-state: paused; }
        .tech-cloud svg {
            position: absolute;
            width: 50px;
            height: 50px;
            left: 50%;
            top: 50%;
            transform-origin: center;
            filter: grayscale(1) brightness(0.7);
            transition: filter 0.3s, opacity 0.3s;
        }
         .tech-cloud svg:hover {
            filter: grayscale(0) brightness(1);
        }
        .tech-cloud svg:nth-child(1) { transform: rotateY(0deg) translateZ(120px); }
        .tech-cloud svg:nth-child(2) { transform: rotateY(40deg) translateZ(120px); }
        .tech-cloud svg:nth-child(3) { transform: rotateY(80deg) translateZ(120px); }
        .tech-cloud svg:nth-child(4) { transform: rotateY(120deg) translateZ(120px); }
        .tech-cloud svg:nth-child(5) { transform: rotateY(160deg) translateZ(120px); }
        .tech-cloud svg:nth-child(6) { transform: rotateY(200deg) translateZ(120px); }
        .tech-cloud svg:nth-child(7) { transform: rotateY(240deg) translateZ(120px); }
        .tech-cloud svg:nth-child(8) { transform: rotateY(280deg) translateZ(120px); }
        .tech-cloud svg:nth-child(9) { transform: rotateY(320deg) translateZ(120px); }
        @keyframes rotate-cloud {
            from { transform: rotateY(0deg) rotateX(5deg); }
            to { transform: rotateY(360deg) rotateX(5deg); }
        }

        @keyframes scroll-logos {
            0% { transform: translateX(0); }
            100% { transform: translateX(-100%); }
        }
        .alumni-logo-scroller {
            animation: scroll-logos 40s linear infinite;
        }

        .form-group { position: relative; }
        .form-input { transition: border-color 0.3s ease; }
        .form-label {
            position: absolute;
            left: 1rem;
            top: 0.85rem;
            color: #94a3b8;
            pointer-events: none;
            transition: all 0.2s ease;
        }
        .form-input:focus + .form-label,
        .form-input:not(:placeholder-shown) + .form-label {
            top: -0.6rem;
            left: 0.8rem;
            font-size: 0.75rem;
            color: #ec4899;
            background-color: #020617;
            padding: 0 0.25rem;
        }