body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft Yahei,sans-serif}body.theme-light,body:not(.theme-dark){background:radial-gradient(circle at 10% 20%,#ffe4f1 0,#fecaca 30%,transparent 70%),radial-gradient(circle at 90% 0%,#e0f2fe 0,#e9d5ff 30%,transparent 70%),linear-gradient(145deg,#fff5f7,#fee2e2);background-attachment:fixed}body.theme-dark{background:radial-gradient(circle at 10% 10%,#020617 0,#0f172a 30%,transparent 70%),radial-gradient(circle at 100% 0%,#1e293b 0,#0f172a 40%,transparent 70%),linear-gradient(145deg,#020617,#020617);background-attachment:fixed}body.theme-dark .card{background:#0f172af5;border-color:#94a3b899;box-shadow:0 18px 40px #0f172ae6}body.theme-dark .nav-btn,body.theme-dark .logo-sub{color:#e5e7eb}body.theme-dark .nav-user{background:linear-gradient(135deg,#38bdf8,#6366f1)}body.theme-dark .nav-date{background:#0f172ae6;border-color:#94a3b899;color:#e5e7eb}body.theme-dark .quick-card,body.theme-dark .recent-item{background:#0f172ae6;border-color:#94a3b899}body.theme-dark .hero-subtitle,body.theme-dark .quick-desc,body.theme-dark .recent-item-text{color:#e5e7eb}body.theme-dark .hero-image-overlay{background:linear-gradient(to top,rgba(15,23,42,.9),transparent)}