:root{--bg:#0d0a1a;--ink:#f2ecff;--muted:#b3a3cf;--line:rgba(190,150,255,.14);--card:rgba(24,16,40,.62);--t1:#c084fc;--t2:#f472b6;--t3:#fbbf24;--grad:linear-gradient(110deg,#c084fc,#f472b6 52%,#fbbf24);--mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;--radius:20px;--shadow:0 30px 80px -30px rgba(0,0,0,.85)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.5}.bg-wrap{position:fixed;inset:0;z-index:-3;background:radial-gradient(1200px 800px at 84% -12%,#241640 0,transparent 60%),radial-gradient(1000px 700px at 2% 108%,#2a1230 0,transparent 55%),var(--bg)}.blob{position:fixed;border-radius:50%;filter:blur(88px);opacity:.28;z-index:-2;animation:float 30s ease-in-out infinite;will-change:transform}.b1{width:44vw;height:44vw;left:-12vw;top:-14vw;background:radial-gradient(circle at 30% 30%,#c084fc,transparent 66%)}.b2{width:42vw;height:42vw;right:-14vw;top:6vh;background:radial-gradient(circle at 60% 40%,#fbbf24,transparent 64%);animation-delay:-11s}.b3{width:40vw;height:40vw;left:28vw;bottom:-22vw;background:radial-gradient(circle at 50% 50%,#f472b6,transparent 62%);animation-delay:-19s}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(4vw,3vh) scale(1.07)}66%{transform:translate(-3vw,-2vh) scale(.95)}}.grid-overlay{position:fixed;inset:0;z-index:-1;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:54px 54px;-webkit-mask-image:radial-gradient(1100px 700px at 50% -5%,#000 0,transparent 78%);mask-image:radial-gradient(1100px 700px at 50% -5%,#000 0,transparent 78%);opacity:.5}@media (prefers-reduced-motion:reduce){.blob{animation:none}}.shell{max-width:760px;margin:0 auto;padding:30px 22px 60px}.brand-row{display:flex;align-items:center;gap:11px;margin-bottom:26px}.logo-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--grad);box-shadow:0 8px 26px -8px rgba(192,132,252,.6)}.wordmark{font-weight:800;font-size:20px;letter-spacing:-.02em}.wordmark b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.hero{text-align:center;margin:6px auto 22px;max-width:620px}.hero h1{font-size:clamp(30px,5.4vw,50px);line-height:1.05;letter-spacing:-.035em;font-weight:850;margin:0 0 12px}.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{color:var(--muted);font-size:clamp(15px,2.2vw,17px);margin:0 auto;max-width:520px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:var(--shadow)}.zone{display:flex;flex-direction:column;gap:10px}.zone .ztitle{font-size:11px;color:var(--muted);font-weight:700;letter-spacing:.04em;text-transform:uppercase}.row{display:grid;grid-template-columns:1fr auto;grid-gap:12px;gap:12px}input[type=date],input[type=time],select{width:100%;background:rgba(13,10,26,.75);border:1px solid var(--line);color:var(--ink);border-radius:12px;padding:12px 13px;font-family:var(--mono);font-size:14.5px;outline:none}input:focus,select:focus{border-color:var(--t1);box-shadow:0 0 0 3px rgba(192,132,252,.16)}.dt{display:grid;grid-template-columns:1.4fr 1fr;grid-gap:10px;gap:10px}.swap{display:flex;justify-content:center;margin:16px 0}.swap button{background:rgba(244,114,182,.12);color:var(--t2);border:1px solid rgba(244,114,182,.32);border-radius:999px;width:42px;height:42px;cursor:pointer;font-size:17px;display:grid;place-items:center}.swap button:hover{background:rgba(244,114,182,.22)}.result{margin-top:22px;text-align:center;padding:22px;border-radius:16px;background:rgba(13,10,26,.5);border:1px solid var(--line)}.result .time{font-family:var(--mono);font-size:clamp(40px,10vw,62px);font-weight:850;letter-spacing:-.03em;line-height:1}.result .time .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.result .date{margin-top:8px;color:var(--ink);font-size:15px;font-weight:600}.result .meta{margin-top:10px;color:var(--muted);font-size:13px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.result .meta .pill{font-family:var(--mono);background:rgba(192,132,252,.12);border:1px solid var(--line);border-radius:8px;padding:3px 9px}.tools{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;justify-content:center}.chip{background:rgba(192,132,252,.1);color:var(--t1);border:1px solid rgba(192,132,252,.3);border-radius:9px;padding:9px 14px;font-size:12.5px;font-weight:650;cursor:pointer}.chip:hover{background:rgba(192,132,252,.2)}.note{margin-top:16px;font-size:12px;text-align:center;line-height:1.6;border-top:1px solid var(--line);padding-top:14px}.footer,.note{color:var(--muted)}.footer{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;font-size:13px}.footer .sep{opacity:.4}.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:rgba(24,16,40,.96);border:1px solid var(--line);color:var(--ink);padding:10px 18px;border-radius:12px;font-size:13px;font-weight:600;box-shadow:var(--shadow);z-index:10}@media (max-width:520px){.dt{grid-template-columns:1fr 1fr}}