*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#08080c;--bg-secondary:#0f0f16;--bg-card:#14141e;--bg-card-hover:#1a1a28;--border:#1e1e2e;--border-glow:#2a2a40;--text-primary:#e8e8f0;--text-secondary:#9090a8;--text-muted:#58586e;--accent:#f33;--accent-glow:#ff33334d;--accent-dim:#ff33331a;--gradient-1:linear-gradient(135deg, #f33 0%, #ff6b6b 100%);--gradient-2:linear-gradient(135deg, #f33 0%, #ff6b6b 100%);--gradient-dark:linear-gradient(180deg, #08080c 0%, #0f0f16 50%, #08080c 100%);--font-en:"Inter", system-ui, sans-serif;--font-cn:"Noto Sans SC", system-ui, sans-serif;--max-width:1700px;--nav-height:72px;--transition:.3s cubic-bezier(.4, 0, .2, 1)}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-cn);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-glow);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent)}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 80px}.section-label{font-family:var(--font-en);letter-spacing:4px;text-transform:uppercase;color:var(--accent);margin-bottom:16px;font-size:12px;font-weight:600}.section-title{font-family:var(--font-cn);letter-spacing:-.02em;margin-bottom:24px;font-size:clamp(36px,4vw,56px);font-weight:700;line-height:1.15}.section-desc{color:var(--text-secondary);max-width:600px;font-size:18px;line-height:1.8}section{padding:140px 0;position:relative}@keyframes fadeUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px var(--accent-glow)}50%{box-shadow:0 0 40px var(--accent-glow), 0 0 80px #ff333326}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes grid-move{0%{background-position:0 0}to{background-position:50px 50px}}.focus-container{-webkit-user-select:none;user-select:none;outline:none;flex-wrap:wrap;justify-content:center;align-items:center;gap:1em;display:flex;position:relative}.focus-word{cursor:pointer;-webkit-user-select:none;user-select:none;outline:none;font-size:3rem;font-weight:900;transition:filter .3s,color .3s;position:relative}.focus-word.active{filter:blur()}.focus-frame{pointer-events:none;box-sizing:content-box;border:none;position:absolute;top:0;left:0}.corner{border:2px solid var(--border-color,#fff);width:.5rem;height:.5rem;filter:drop-shadow(0px 0px 3px var(--border-color,#fff));border-radius:2px;transition:none;position:absolute}.top-left{border-bottom:none;border-right:none;top:-6px;left:-6px}.top-right{border-bottom:none;border-left:none;top:-6px;right:-6px}.bottom-left{border-top:none;border-right:none;bottom:-6px;left:-6px}.bottom-right{border-top:none;border-left:none;bottom:-6px;right:-6px}