*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top,#25143f,#0b1026 55%,#050712);color:#edf5ff;font-family:Inter,system-ui,sans-serif}.container{max-width:1050px;width:92%;margin:auto;padding:38px 0 25px}header{text-align:center;margin-bottom:22px}.badge{padding:7px 12px;border:1px solid #285d91;border-radius:99px;color:#a9f5ff;font-size:12px;font-weight:800}.tags{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:12px}.tags span{font-size:11px;color:#a9bfd8;border:1px solid #24364d;padding:6px 9px;border-radius:7px}.presented{margin-top:11px;color:#9eb3cb;font-size:13px}.presented strong{color:#eaf3ff}h1{font-size:clamp(40px,6vw,62px);letter-spacing:-.04em;margin:13px 0 3px}p{color:#91a7c0}.tabs{display:flex;gap:8px;margin:0 auto 18px;background:#091726;padding:6px;border:1px solid #3d3158;border-radius:13px}.tab{margin:0;width:50%;background:transparent;color:#7f95ad;padding:12px;border:1px solid transparent}.tab.active{background:linear-gradient(135deg,#7c3aed,#0891b2);color:#fff;border-color:#4679d7}.panel{display:none}.panel.active{display:block}.card{background:rgba(13,27,45,.9);border:1px solid #3d3158;border-radius:17px;padding:21px;margin-bottom:17px;box-shadow:0 16px 50px #0003}h2{font-size:18px;margin:0 0 5px}.card p{font-size:13px;margin:0 0 14px}textarea{width:100%;height:120px;resize:vertical;background:#071320;color:#eef6ff;border:1px solid #243b55;border-radius:11px;padding:14px;font:15px/1.6 inherit;outline:none;margin-bottom:2px}textarea:focus{border-color:#22d3ee}.paste{height:105px;margin-bottom:13px}label{display:block;color:#a5bad1;font-size:12px;margin:11px 0 7px}button{width:100%;border:0;border-radius:10px;padding:13px;margin-top:13px;background:linear-gradient(135deg,#7c3aed,#0891b2);color:white;font-weight:800;cursor:pointer}.secondary{width:auto;padding:8px 12px;background:#1e1934;border:1px solid #2a405b;color:#bfd2e8}.flow{display:flex;justify-content:space-around;align-items:center;color:#4e6682;padding:15px}.node{text-align:center;border-radius:12px;padding:9px 15px;color:#7188a3}.node.active{color:#a9f5ff}.node small{font-size:10px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}pre{height:145px;overflow:auto;white-space:pre-wrap;word-break:break-all;background:#040b13;border:1px solid #1e3045;border-radius:10px;padding:13px;color:#9ec8f3;font:12px/1.6 Consolas,monospace}.status{display:flex;align-items:center;gap:9px;color:#9db3cb;font-size:12px;background:#081624;padding:11px 13px;border-radius:10px}.dot{width:8px;height:8px;border-radius:50%;background:#45d39b;box-shadow:0 0 10px #45d39b}.result{margin-top:17px}.result label{margin-top:0}.result div{min-height:65px;padding:14px;border-radius:10px;background:#061713;border:1px solid #205d4a;color:#d8fff0;line-height:1.6}.how{display:grid;grid-template-columns:1fr 1fr;gap:12px}.how div{padding:14px;border:1px solid #3d3158;border-radius:11px}.how b{display:block;font-size:13px;margin-bottom:5px}.how span{font-size:12px;color:#91a7c0;line-height:1.5}footer{text-align:center;color:#5e748d;font-size:11px;margin-top:7px}@media(max-width:700px){.grid,.how{grid-template-columns:1fr}.flow b{display:none}.node{padding:8px 5px}.tabs{position:sticky;top:8px;z-index:5}}
.output-head{display:flex;align-items:center;justify-content:space-between;margin:8px 0 9px}.label-chip{font-size:10px;font-weight:900;letter-spacing:.08em;padding:5px 8px;border-radius:6px}.aes-chip{background:rgba(77,163,255,.12);color:#72bcff;border:1px solid rgba(77,163,255,.22)}.rsa-chip{background:rgba(166,124,255,.12);color:#bd9cff;border:1px solid rgba(166,124,255,.22)}.copy-btn{margin:0!important}.copy-guide{display:grid;grid-template-columns:auto 1fr auto auto 1fr auto auto 1fr;align-items:center;gap:10px;padding:15px 17px;margin:-4px 0 17px;border:1px solid #3d3158;border-radius:14px;background:linear-gradient(90deg,rgba(77,163,255,.07),rgba(166,124,255,.05));}.copy-guide b{display:block;font-size:11px;color:#dceaff}.copy-guide span{display:block;color:#7890aa;font-size:10px;margin-top:3px}.guide-number{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#173454;color:#80c4ff;font-size:11px;font-weight:900}.guide-arrow{color:#405b79;font-size:18px}@media(max-width:700px){.copy-guide{grid-template-columns:auto 1fr;}.guide-arrow{display:none}.output-head{gap:8px}.copy-btn{font-size:11px;padding:7px 9px!important}}

.inline-status{display:flex;align-items:center;gap:9px;padding:10px 13px;margin:-3px 0 14px;border:1px solid #3d3158;border-radius:10px;background:#081624;color:#9db3cb;font-size:12px}
.guide-title{grid-column:1/-1;color:#a9f5ff;font-size:11px;font-weight:900;letter-spacing:.06em;margin-bottom:-2px}