:root {
            --med-white: #FCFDFF;
            --calm-teal: #14B8A6;
            --trust-blue: #0284C7;
            --sage-green: #F1F7F4;
            --text-navy: #0F172A;
        }

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--med-white);
            color: var(--text-navy);
            scroll-behavior: smooth;
            overflow-x: hidden;
        }

        .heading { font-family: 'Sora', sans-serif; }
        .manrope { font-family: 'Manrope', sans-serif; }

        .glass-nav {
            background: rgba(252, 253, 255, 0.85);
            backdrop-filter: blur(25px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

        .hero-blob {
            position: absolute;
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(20, 184, 166, 0.1) 0%, transparent 70%);
            z-index: -1;
            filter: blur(60px);
        }

        .reading-progress {
            position: fixed;
            top: 0; left: 0; width: 0%; height: 5px;
            background: linear-gradient(to right, var(--calm-teal), var(--trust-blue));
            z-index: 200;
            transition: width 0.15s ease-out;
        }

        .hover-lift {
            transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease;
        }
        .hover-lift:hover {
            transform: translateY(-12px);
            box-shadow: 0 40px 80px -15px rgba(15, 23, 42, 0.1);
        }

        .custom-scrollbar::-webkit-scrollbar { width: 6px; }
        .custom-scrollbar::-webkit-scrollbar-track { background: transparent; }
        .custom-scrollbar::-webkit-scrollbar-thumb { background: #E2E8F0; border-radius: 10px; }

        .stat-card {
            background: linear-gradient(145deg, #ffffff, #f1f5f9);
            border: 1px solid rgba(255,255,255,0.8);
        }

        .dark-mode { background-color: #0B0F1A; color: #E2E8F0; }
        .dark-mode .glass-nav { background: rgba(11, 15, 26, 0.9); border-color: rgba(255,255,255,0.05); }
        .dark-mode .bg-white { background-color: #161B2E; border-color: #2D3748; }
        .dark-mode .bg-slate-50 { background-color: #111827; }
        .dark-mode .text-slate-500 { color: #94A3B8; }
        .dark-mode .text-slate-900 { color: #F8FAFC; }