:root{--bg-900: #020305;--bg-700: #040913;--ink-100: #f4f8ff;--ink-300: #b8c8df;--blue-300: #8bd7ff;--blue-500: #44b9ff;--blue-700: #1b71ff;font-family:SUIT Variable,Pretendard Variable,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at 15% 12%,rgba(88,164,255,.14),transparent 38%),radial-gradient(circle at 84% 18%,rgba(66,155,255,.13),transparent 36%),linear-gradient(160deg,var(--bg-900),var(--bg-700) 56%,#061226 100%);color:var(--ink-100);overflow:hidden}#root{min-height:100vh}.welcome-page{position:relative;width:100vw;min-height:100vh;display:grid;place-items:center;overflow:hidden;isolation:isolate}.ambient-glow{position:absolute;width:48vmax;height:48vmax;border-radius:50%;pointer-events:none;filter:blur(28px);z-index:-2;opacity:.17;animation:drift 12s ease-in-out infinite}.ambient-glow-left{left:-16vmax;top:-6vmax;background:radial-gradient(circle,rgba(69,140,255,.62),transparent 70%)}.ambient-glow-right{right:-18vmax;bottom:-10vmax;background:radial-gradient(circle,rgba(67,181,255,.58),transparent 72%);animation-delay:1.7s}.trigger-aurora{position:absolute;inset:-22%;z-index:-1;pointer-events:none;background:radial-gradient(45% 42% at 22% 40%,rgba(68,185,255,.35),transparent 72%),radial-gradient(40% 38% at 78% 54%,rgba(49,133,255,.32),transparent 74%),radial-gradient(32% 30% at 50% 24%,rgba(153,223,255,.3),transparent 76%);mix-blend-mode:screen}.welcome-stage{position:relative;width:min(1100px,90vw);min-height:min(640px,78vh);display:grid;place-items:center}.stage-aurora{position:absolute;inset:-12%;pointer-events:none;z-index:0;background:radial-gradient(48% 42% at 28% 36%,rgba(88,189,255,.22),transparent 70%),radial-gradient(36% 32% at 72% 48%,rgba(69,130,255,.2),transparent 72%),radial-gradient(35% 30% at 54% 82%,rgba(133,211,255,.14),transparent 74%);filter:blur(18px);opacity:.08;animation:drift 9s ease-in-out infinite}.welcome-content{position:relative;z-index:1;text-align:center;padding:clamp(1rem,3vw,2rem);width:min(760px,88vw)}.lock-lottie{width:clamp(74px,10vw,108px);height:clamp(74px,10vw,108px);margin:0 auto clamp(.8rem,2.6vw,1.3rem);filter:drop-shadow(0 6px 26px rgba(69,185,255,.35))}.lock-lottie canvas,.lock-lottie svg{width:100%!important;height:100%!important}.welcome-content h1{margin:0;font-size:clamp(2.1rem,6.3vw,5.3rem);line-height:1.02;letter-spacing:-.02em;text-wrap:balance;color:#f3f8ff;text-shadow:0 4px 20px rgba(0,0,0,.45),0 0 34px rgba(70,177,255,.22)}.welcome-subtitle{margin:clamp(.9rem,2.2vw,1.2rem) auto 0;max-width:34ch;font-size:clamp(1.02rem,2vw,1.4rem);line-height:1.45;color:var(--ink-300);text-wrap:balance}@keyframes drift{0%,to{transform:translateZ(0) scale(1)}50%{transform:translate3d(0,-14px,0) scale(1.03)}}@media(max-width:720px){.welcome-stage{width:100vw;min-height:100vh}.welcome-content{width:min(92vw,600px)}}@media(prefers-reduced-motion:reduce){.ambient-glow,.stage-aurora{animation:none!important}}