:root{color-scheme:dark;--bg:#0b1220;--panel:#121e30;--line:#2a3b50;--text:#eaf1fa;--muted:#a9bbce;--blue:#63d9f3;--red:#ff956e;--green:#86efb3}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.7 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer;color:inherit;background:#1c2c43;border:1px solid var(--line);border-radius:10px;padding:12px 16px;min-height:48px;text-align:left}button:hover{border-color:var(--blue);background:#233751}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--blue);outline-offset:3px}button:disabled{opacity:.5;cursor:default}a{color:var(--blue)}header{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:24px;gap:16px}.brand{display:flex;align-items:center;gap:12px;font-size:28px;font-weight:850;color:var(--blue);text-decoration:none}.brand span{font-size:17px;letter-spacing:2px;color:var(--text)}.brand small{display:block;font-size:12px;letter-spacing:1px;color:var(--muted)}#offline{font-size:13px;color:var(--muted);text-align:right}main{max-width:1152px;margin:0 auto;padding:16px 24px 32px}h1{font-size:clamp(28px,4vw,42px);line-height:1.3;margin:12px 0 16px}h2{font-size:23px;line-height:1.4;margin:10px 0}h3{font-size:17px;margin:0 0 10px}p{margin:8px 0 16px}.eyebrow{color:var(--blue);font-size:13px;letter-spacing:2px;font-weight:700}.muted,small{color:var(--muted)}.intro{max-width:720px}.modebar{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:26px 0}.mode{padding:20px;border:1px solid var(--line);background:var(--panel)}.mode strong{display:block;font-size:22px}.mode small{display:block;font-size:14px}.mode.active{border:2px solid var(--blue);background:#143347}.mode.attack.active{border-color:var(--red);background:#302b2b}.tag{display:inline-block;border:1px solid var(--line);padding:3px 9px;font-size:13px;border-radius:5px;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:23px;display:flex;flex-direction:column}.card .number{font-size:35px;line-height:1;color:#6c8ca8;margin-bottom:22px}.card p{color:var(--muted);font-size:15px}.card button{margin-top:auto}.primary{background:var(--blue);color:#06232c;border:0;font-weight:750;text-align:center}.primary:hover{background:#9be9ff;color:#06232c}.attack .primary{background:var(--red);color:#281a15}.topline{display:flex;justify-content:space-between;align-items:center;gap:14px}.layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(260px,1fr);gap:22px;margin-top:22px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:21px;margin-bottom:18px;min-width:0}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0}.metric{border-left:2px solid var(--blue);padding-left:12px}.metric b{display:block;font-size:24px}.metric small{font-size:13px}.bar{height:5px;background:#283448;border-radius:4px;overflow:hidden}.bar span{display:block;height:100%;background:var(--blue)}.attack .bar span{background:var(--red)}.terminal{background:#050c14;border:1px solid #304357;border-radius:9px;padding:16px;font:14px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;color:#aaf4d0;white-space:pre-wrap;overflow-wrap:anywhere;max-height:270px;overflow:auto;margin:12px 0}.command{display:flex;gap:8px}.command input{min-width:0;width:100%;background:#081321;border:1px solid #46617e;border-radius:8px;padding:12px;color:white;font-family:ui-monospace,monospace;font-size:16px}.actions{display:grid;gap:10px}.actions button{width:100%}.hint{border-left:3px solid #eac969;background:#29291d;padding:14px;margin:14px 0;color:#f3e2a1}.feedback{border-left:3px solid var(--green);background:#152f2a;padding:16px;margin:16px 0}.feedback.bad{border-color:var(--red);background:#352620}.feedback p:last-child{margin-bottom:0}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.tabs button{padding:7px 12px;min-height:44px;font-size:14px}.tabs .selected{border-color:var(--blue);color:var(--blue)}.evidence{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.8 ui-monospace,SFMono-Regular,monospace;color:#c8d9eb}.log{padding:0;list-style:none;max-height:250px;overflow:auto}.log li{border-top:1px solid var(--line);padding:10px 0;font-size:14px}.log time{color:var(--blue);font-size:12px;display:block}.nodes{display:flex;flex-wrap:wrap;gap:8px}.nodes span{border:1px solid var(--line);border-radius:6px;padding:5px 9px;font-size:13px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.result{max-width:780px;margin:20px auto}.score{font-size:64px;line-height:1.3;color:var(--blue);font-weight:800}footer{border-top:1px solid var(--line);padding:22px max(24px,env(safe-area-inset-left));font-size:13px;color:var(--muted);text-align:center;padding-bottom:max(22px,env(safe-area-inset-bottom))}footer button{display:block;margin:12px auto;font-size:14px}dialog{color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:16px;width:min(680px,92vw);max-height:85dvh;padding:24px}dialog::backdrop{background:#000b}dialog li{margin-bottom:12px}dialog code{overflow-wrap:anywhere}pre{white-space:pre-wrap}details{margin:14px 0}summary{cursor:pointer;color:var(--blue)}@media(max-width:760px){header{padding:17px 18px}.brand{font-size:24px}.brand span{font-size:14px;letter-spacing:1px}.brand small{font-size:10px}main{padding:10px 18px 28px}.cards,.layout{grid-template-columns:1fr}.modebar{gap:10px;margin:20px 0}.mode{padding:15px 12px}.mode strong{font-size:19px}.mode small{font-size:13px}.card{padding:20px}.card .number{font-size:26px;margin-bottom:10px}.metrics{margin:15px 0}.metric b{font-size:22px}.panel{padding:17px}.topline{align-items:flex-start}.topline button{font-size:14px}.command{flex-wrap:wrap}.command button{width:100%;text-align:center}h1{font-size:28px}#offline{max-width:110px;font-size:12px}}