:root{--primary:#6366f1;--primary-glow:#6366f180;--secondary:#a855f7;--bg-dark:#05060f;--card-bg:#ffffff08;--card-border:#ffffff14}.landing-container{background-color:var(--bg-dark);color:#fff;min-height:100vh;font-family:Inter,Pretendard,sans-serif;position:relative;overflow:hidden}.glow-bg{z-index:0;pointer-events:none;background:radial-gradient(circle at 20% 30%,#6366f126 0%,#0000 40%),radial-gradient(circle at 80% 70%,#a855f71a 0%,#0000 40%);position:absolute;inset:0}.glass-card{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--card-border);border-radius:24px;transition:all .3s cubic-bezier(.4,0,.2,1)}.glass-card:hover{background:#ffffff0f;border-color:#6366f14d;transform:translateY(-5px);box-shadow:0 20px 40px #0006,0 0 20px #6366f11a}.neon-button{background:var(--primary);color:#fff;box-shadow:0 0 15px var(--primary-glow);cursor:pointer;border:1px solid #ffffff1a;border-radius:12px;justify-content:center;align-items:center;padding:12px 32px;font-weight:700;text-decoration:none;transition:all .3s;display:inline-flex}.neon-button:hover{box-shadow:0 0 25px var(--primary-glow);filter:brightness(1.1);transform:scale(1.05)}.floating{animation:6s ease-in-out infinite float}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}.reveal-text{background:linear-gradient(135deg,#fff 0%,#ffffff80 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}:root{--primary:#00d2ff;--primary-glow:#00d2ff66;--bg-lab:#0a0c14;--accent-neon:#00d2ff;--metal-shine:linear-gradient(135deg,#ffffff1a 0%,transparent 50%,#ffffff0d 100%)}.landing-container{color:#fff;background:radial-gradient(circle,#1a1e2e 0%,#05060f 100%);min-height:100vh;font-family:Montserrat,Pretendard,sans-serif;position:relative;overflow-x:hidden}.grid-lines{z-index:0;background-image:radial-gradient(circle at 2px 2px,#ffffff08 1px,#0000 0);background-size:24px 24px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle,#000,#0000 90%);mask-image:radial-gradient(circle,#000,#0000 90%)}.circuit-overlay{opacity:.3;z-index:0;background-image:url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M10 10 H90 V90 H10 Z' fill='none' stroke='rgba(0, 210, 255, 0.05)' stroke-width='0.5'/%3E%3C/svg%3E");background-size:200px 200px;position:absolute;inset:0}.metal-plate{background:linear-gradient(145deg,#2a2d3e,#151722);border:1px solid #ffffff1a;position:relative;overflow:hidden;box-shadow:10px 10px 20px #0a0c14,-5px -5px 15px #ffffff05,inset 0 0 10px #00d2ff1a}.metal-plate:after{content:"";background:var(--metal-shine);pointer-events:none;position:absolute;inset:0}.neon-glow{text-shadow:0 0 10px var(--primary-glow),0 0 20px #00d2ff33}.neon-border{border:1px solid var(--accent-neon);box-shadow:0 0 15px var(--primary-glow)}.glass-panel{-webkit-backdrop-filter:blur(20px);background:#0f1423a6;border:1px solid #ffffff26;border-bottom:2px solid #00d2ff99;box-shadow:0 10px 40px #00000080,0 0 20px #4f46e526}.code-stream{color:#4ade80;opacity:.6;font-family:Fira Code,monospace;font-size:11px;line-height:1.6}.hero-mask{-webkit-mask-image:radial-gradient(circle,#000 60%,#0000 100%);mask-image:radial-gradient(circle,#000 60%,#0000 100%)}