:root{
  --bg:#05070f;--line:rgba(255,255,255,.09);--text:#e9edf7;--muted:#8d97ae;--dim:#5d6780;
  --a1:#4f7cff;--a2:#8fb0ff;--a3:#b18cff;
  --font:"Pretendard","Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;overflow-x:hidden;word-break:keep-all}
a{color:inherit;text-decoration:none}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.02em}
.brand em{font-style:normal;color:var(--a2)}

/* ── home ── */
.home{height:100vh;height:100svh;overflow:hidden;display:flex;flex-direction:column}
#field{position:fixed;inset:0;width:100%;height:100%;z-index:0}
.vignette{position:fixed;inset:0;z-index:1;pointer-events:none;background:radial-gradient(ellipse 70% 60% at 50% 50%,transparent 0%,rgba(5,7,15,.55) 70%,rgba(5,7,15,.92) 100%)}
.top,.stage,.bottom{position:relative;z-index:2}
.top{display:flex;align-items:center;justify-content:space-between;padding:26px 40px}
.clock{font-family:var(--mono);font-size:13px;letter-spacing:.14em;color:var(--muted);font-variant-numeric:tabular-nums}
.stage{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 16px;will-change:transform}
.kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;letter-spacing:.42em;text-transform:uppercase;color:var(--a2);padding:7px 16px 7px 14px;border:1px solid rgba(143,176,255,.22);border-radius:999px;background:rgba(79,124,255,.06);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;animation:rise 1s .2s cubic-bezier(.2,.7,.2,1) forwards}
.kicker span{width:6px;height:6px;border-radius:50%;background:#3ddc97;box-shadow:0 0 12px #3ddc97}
.mark{margin-top:18px;font-size:clamp(84px,17vw,232px);line-height:1.08;font-weight:900;letter-spacing:-.065em;display:flex;align-items:baseline}
.mark span{display:inline-block;padding:0 .02em .1em;opacity:0;animation:rise 1.2s cubic-bezier(.2,.7,.2,1) forwards}
.mark .m{background:linear-gradient(100deg,#fff 0%,#e6ecff 35%,#b9ccff 50%,#e6ecff 65%,#fff 100%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:rise 1.2s .35s cubic-bezier(.2,.7,.2,1) forwards,sheen 9s 1.6s linear infinite}
.mark .dot{color:var(--a1);text-shadow:0 0 40px rgba(79,124,255,.9),0 0 90px rgba(79,124,255,.6);animation:rise 1.2s .55s cubic-bezier(.2,.7,.2,1) forwards,beat 3.2s 2s ease-in-out infinite}
.mark .k{background:linear-gradient(135deg,var(--a2),var(--a3));-webkit-background-clip:text;background-clip:text;color:transparent;animation-delay:.7s}
.line{margin-top:34px;font-family:var(--mono);font-size:clamp(12px,1.4vw,14px);letter-spacing:.5em;text-transform:uppercase;color:var(--muted);opacity:0;animation:rise 1s 1.1s cubic-bezier(.2,.7,.2,1) forwards}
.bottom{display:flex;justify-content:space-between;align-items:center;padding:24px 40px;font-size:12px;letter-spacing:.08em;color:var(--dim)}
@keyframes rise{from{opacity:0;transform:translateY(28px);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
@keyframes sheen{to{background-position:-250% 0}}
@keyframes beat{50%{text-shadow:0 0 20px rgba(79,124,255,.5),0 0 50px rgba(79,124,255,.3);opacity:.75}}

/* ── status pages (404/410) ── */
.wrap{width:100%;max-width:1120px;margin:0 auto;padding-left:24px;padding-right:24px}
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;background:radial-gradient(1200px 600px at 70% -10%,#16214a 0%,transparent 60%),var(--bg)}
.grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;opacity:.35;-webkit-mask-image:radial-gradient(ellipse at 50% 20%,#000 20%,transparent 70%);mask-image:radial-gradient(ellipse at 50% 20%,#000 20%,transparent 70%)}
.glow{position:absolute;border-radius:50%;filter:blur(90px);opacity:.4}
.g1{width:460px;height:460px;background:#3557ff;top:-120px;right:-80px}
.g2{width:380px;height:380px;background:#6f3bff;bottom:-160px;left:-120px;opacity:.22}
.nav{display:flex;align-items:center;height:76px}
.status{min-height:calc(100vh - 76px);display:grid;place-items:center;text-align:center;padding:0 24px 76px}
.status .code{font-family:var(--mono);font-size:14px;letter-spacing:.2em;color:var(--a2);margin-bottom:14px}
.status h1{font-size:clamp(30px,4.5vw,44px);letter-spacing:-.03em;line-height:1.2}
.status p{margin-top:14px;color:var(--muted)}
.btn{display:inline-block;margin-top:28px;padding:12px 22px;border-radius:12px;font-weight:600;font-size:15px;background:linear-gradient(135deg,var(--a1),#6a8dff);color:#fff;box-shadow:0 10px 30px -10px rgba(79,124,255,.8)}

@media (max-width:640px){
  .top{padding:20px 18px}.bottom{padding:18px;font-size:11px}
  .kicker{letter-spacing:.3em}.line{letter-spacing:.3em}
  .wrap{padding-left:16px;padding-right:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition:none!important}
}