[data-theme=dark]{--bg: #0B1220;--bg2: #1E293B;--bg3: #334155;--tx: #F8FAFC;--tx2: #94A3B8;--tx3: #64748B;--tx4: #475569;--sky: #0EA5E9;--sky-deep: #0369A1;--sky-bright: #38BDF8;--green: #16A34A;--bdr: #1E293B;--bdr2: #334155;--card: #1E293B;--card-hover: #253449}[data-theme=light]{--bg: #F8FAFC;--bg2: #F1F5F9;--bg3: #E2E8F0;--tx: #0B1220;--tx2: #475569;--tx3: #64748B;--tx4: #94A3B8;--sky: #0EA5E9;--sky-deep: #0369A1;--sky-bright: #38BDF8;--green: #16A34A;--bdr: #E2E8F0;--bdr2: #CBD5E1;--card: #FFFFFF;--card-hover: #F8FAFC}:root{--font-display: "DM Serif Display", "Noto Serif TC", serif;--font-sans: "DM Sans", "Noto Sans TC", -apple-system, sans-serif;--font-mono: "JetBrains Mono", monospace;--max-w: 1140px;--r: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:17px;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg);color:var(--tx);line-height:1.7;-webkit-font-smoothing:antialiased;transition:background .3s,color .3s}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.vp-container{max-width:var(--max-w);margin:0 auto;padding:0 clamp(1.5rem,5vw,3rem)}.vp-header{position:fixed;top:0;left:0;right:0;height:56px;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--bdr);display:flex;align-items:center;transition:background .3s}.vp-header .vp-container{display:flex;align-items:center;justify-content:space-between;width:100%}.vp-logo{font-family:var(--font-display);font-size:1.05rem;display:flex;align-items:center;gap:8px;white-space:nowrap}.vp-logo-mark{width:28px;height:28px;background:linear-gradient(135deg,var(--sky),var(--sky-deep));border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--font-sans);font-weight:700;font-size:13px}.vp-nav{display:flex;align-items:center;gap:1.5rem}.vp-nav a{font-size:.82rem;font-weight:500;color:var(--tx3);transition:color .2s}.vp-nav a:hover,.vp-nav a.active{color:var(--tx)}.vp-theme-btn{width:32px;height:32px;border-radius:999px;border:1px solid var(--bdr2);background:transparent;color:var(--tx3);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;transition:all .2s}.vp-theme-btn:hover{border-color:var(--tx3);color:var(--tx)}.vp-cta{background:var(--sky)!important;color:#fff!important;padding:.4rem 1rem;border-radius:999px;font-weight:600!important;font-size:.78rem!important;box-shadow:0 4px 12px color-mix(in srgb,var(--sky) 40%,transparent);transition:opacity .2s}.vp-cta:hover{opacity:.85}.vp-hamburger{display:none;background:none;border:none;cursor:pointer;padding:6px;flex-direction:column;gap:4px}.vp-hamburger span{display:block;width:20px;height:2px;background:var(--tx);transition:all .3s}.vp-hamburger.active span:nth-child(1){transform:translateY(6px) rotate(45deg)}.vp-hamburger.active span:nth-child(2){opacity:0}.vp-hamburger.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.vp-mobile-menu{display:none;position:fixed;top:56px;right:0;width:280px;height:calc(100vh - 56px);background:var(--bg);border-left:1px solid var(--bdr);padding:2rem 1.5rem;flex-direction:column;gap:0;z-index:49;transition:background .3s}.vp-mobile-menu.open{display:flex}.vp-mobile-menu a{padding:.8rem 0;font-size:.9rem;font-weight:500;color:var(--tx2);border-bottom:1px solid var(--bdr)}.vp-mobile-menu a:hover{color:var(--tx)}.vp-mobile-menu .vp-cta{margin-top:1rem;text-align:center;display:block;padding:.7rem;border-bottom:none}.vp-footer{padding:3rem 0 2rem;border-top:1px solid var(--bdr);margin-top:3rem}.vp-footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:3rem;margin-bottom:2rem}.vp-footer-brand{font-family:var(--font-display);font-size:1.1rem;display:block;margin-bottom:.8rem}.vp-footer-addr{font-size:.78rem;color:var(--tx3);line-height:1.7}.vp-footer-links-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.vp-footer-heading{font-size:.7rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--tx4);margin-bottom:.8rem}.vp-footer-links-grid a{display:block;font-size:.82rem;color:var(--tx3);padding:.25rem 0;transition:color .2s}.vp-footer-links-grid a:hover{color:var(--tx)}.vp-footer-bottom{padding-top:1.5rem;border-top:1px solid var(--bdr);font-size:.72rem;color:var(--tx4)}@media(max-width:768px){.vp-nav{display:none}.vp-hamburger{display:flex}.vp-footer-top{grid-template-columns:1fr;gap:2rem}.vp-footer-links-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.vp-footer-links-grid{grid-template-columns:1fr}.vp-mobile-menu{width:100%}}