body {
            background: #fef2f2;
            font-family: 'Plus Jakarta Sans', sans-serif;
            overflow-x: hidden;
        }
        .glass-panel {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, 0.9);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
        }
        .card-uniform {
            background: #ffffff;
            border: 1px solid #e2e8f0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            transition: all 0.4s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
            min-height: 280px;
        }
        .card-uniform:hover {
            transform: translateY(-6px);
            box-shadow: 0 30px 60px -12px rgba(220, 38, 38, 0.2);
            border-color: #DC2626;
        }
        .card-uniform-kurikulum {
            background: #ffffff;
            border: 1px solid #e2e8f0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            transition: all 0.4s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
            min-height: 220px;
        }
        .card-uniform-kurikulum:hover {
            transform: translateY(-6px);
            box-shadow: 0 30px 60px -12px rgba(220, 38, 38, 0.2);
            border-color: #DC2626;
        }
        .text-gradient-tkr {
            background: linear-gradient(135deg, #DC2626 0%, #F97316 50%, #FACC15 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-tkr {
            position: relative;
            overflow: hidden;
            background: linear-gradient(135deg, #0F172A 0%, #1E293B 30%, #DC2626 60%, #F97316 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
        }
        .hero-tkr #three-canvas {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            pointer-events: none;
        }
        .hero-tkr .content {
            position: relative;
            z-index: 10;
        }
        .mobile-menu-hidden { transform: translateY(-100%); opacity: 0; pointer-events: none; }
        .mobile-menu-visible { transform: translateY(0); opacity: 1; pointer-events: auto; }
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        }
        .reveal.visible { opacity: 1; transform: translateY(0); }
        .delay-1 { transition-delay: 0.05s; }
        .delay-2 { transition-delay: 0.1s; }
        .delay-3 { transition-delay: 0.15s; }
        .delay-4 { transition-delay: 0.2s; }
        ::-webkit-scrollbar { width: 6px; }
        ::-webkit-scrollbar-track { background: #fecaca; }
        ::-webkit-scrollbar-thumb { background: #DC2626; border-radius: 8px; }
        .dots-pattern {
            background-image: radial-gradient(#DC2626 1.5px, transparent 1.5px);
            background-size: 24px 24px;
            opacity: 0.06;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        @media (min-width: 768px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
        @media (min-width: 1024px) { .card-grid { grid-template-columns: repeat(4, 1fr); } }
        .card-grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 768px) { .card-grid-3 { grid-template-columns: 1fr; } }
        @media (max-width: 1024px) and (min-width: 769px) { .card-grid-3 { grid-template-columns: repeat(2, 1fr); } }