:root{--bg:#050b11;--p:#0b151f;--line:#203744;--t:#edf6fb;--m:#9eb0bb;--b:#18a8e5;--g:#23c477}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 70% 0,#102a39,#050b11 45%);color:var(--t);font:15px/1.6 system-ui}header{height:70px;padding:0 6%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #142731;background:#071018e8;position:sticky;top:0}.brand{font-size:24px;font-weight:800;color:white;text-decoration:none}.brand span{color:var(--b)}.brand small{font-size:12px;color:var(--m)}nav{display:flex;gap:20px}a{color:#b9cbd4;text-decoration:none}.hero{max-width:1100px;margin:auto;padding:110px 6% 80px}.hero>b,.verify>b{color:var(--b);letter-spacing:.15em;font-size:12px}.hero h1{font-size:clamp(42px,7vw,76px);line-height:1.05;margin:15px 0}.hero h1 span{color:#b9d4e1}.hero p{max-width:680px;color:var(--m);font-size:18px}.btn{display:inline-block;margin-top:20px;background:#117aa8;color:white;border:1px solid #20aeea;padding:12px 18px;border-radius:10px;font-weight:800}.grid{max-width:1100px;margin:auto;padding:10px 6% 70px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid article,.panel,.box{background:linear-gradient(180deg,#0b151f,#08111a);border:1px solid var(--line);border-radius:18px;padding:25px}.grid p,.panel p,.verify p{color:var(--m)}.panel{max-width:1100px;margin:20px auto 60px}.notice{margin-top:18px;padding:14px;border:1px solid #5b4a20;border-radius:10px;color:#e8c56a;background:#1a160a}.verify{max-width:760px;margin:auto;padding:90px 6%}.box{display:grid;gap:12px;margin-top:25px}.box input{padding:15px;background:#050c12;color:white;border:1px solid #35505e;border-radius:10px;font-size:17px}.box .btn{cursor:pointer;margin-top:0}#out{padding:14px;border-radius:10px}.good{background:#092018;border:1px solid #218e60}.bad{background:#210d0d;border:1px solid #8e3939;color:#ffb0b0}footer{border-top:1px solid #142731;padding:30px 6%;color:#80949f}@media(max-width:760px){.grid{grid-template-columns:1fr}.hero{padding-top:70px}nav{gap:10px}}