:root{color-scheme:dark;--bg:#101311;--surface:#181d19;--ink:#f0f3ed;--muted:#a6afa5;--accent:#c6f582;--line:#303930;font-family:Arial,Helvetica,sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{max-width:1536px;margin:auto;padding:0 6%;min-height:100svh;display:flex;flex-direction:column}.header{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;font-size:23px;letter-spacing:-.8px}.brand strong{font-weight:400;color:var(--accent)}.mark{width:39px;height:39px;display:flex;align-items:center;justify-content:center;background:var(--accent);color:var(--bg);font-size:29px;font-weight:800;position:relative;letter-spacing:-3px;padding-right:6px;border-radius:7px}.mark span{font-size:17px;position:absolute;right:6px;top:3px}.nav-login{display:flex;gap:22px;align-items:center;font-size:14px;padding:12px 0}.nav-login:hover{color:var(--accent)}.landing{flex:1;display:grid;grid-template-columns:1.3fr 1fr;align-items:center;gap:5%;padding:86px 0 96px;min-height:660px}.eyebrow{font-family:Consolas,monospace;font-size:12px;letter-spacing:1.8px;display:flex;align-items:center;gap:10px;margin:0 0 30px;line-height:1.6}.status-dot{width:7px;height:7px;background:var(--accent);border-radius:50%;flex-shrink:0}h1{font-size:clamp(42px,5.1vw,76px);font-weight:500;letter-spacing:-3.5px;line-height:1.06;margin:0 0 26px}h1>span{color:var(--accent)}.intro{font-size:17px;line-height:1.75;color:var(--muted);margin:0 0 36px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;padding:18px 23px;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:#172014;font-size:15px;font-weight:600;cursor:pointer;transition:background .15s,transform .15s}.button:hover{background:#d7ffa1;transform:translateY(-2px)}.button:active{transform:translateY(0)}.button>span{font-size:21px;font-weight:400;line-height:1}.micro{margin:48px 0 0;color:var(--muted);font-family:Consolas,monospace;font-size:12px;letter-spacing:1.6px}.micro span{margin:0 13px;color:#64715f}.visual{aspect-ratio:1;position:relative;overflow:hidden;border:1px solid var(--line);border-radius:12px;background:radial-gradient(ellipse at center,#28382255,transparent 65%),linear-gradient(#9fbc8410 1px,transparent 1px),linear-gradient(90deg,#9fbc8410 1px,transparent 1px);background-size:auto,38px 38px,38px 38px}.visual-top,.visual-bottom{position:absolute;left:24px;right:24px;display:flex;align-items:center;justify-content:space-between;font:11px Consolas,monospace;letter-spacing:1.6px;color:#a6afa5}.visual-top{top:25px}.visual-bottom{bottom:20px}.tiny-cross{font-size:20px;color:var(--accent)}.orbit{position:absolute;left:50%;top:50%;border:1px solid #a4cf7933;border-radius:50%;transform:translate(-50%,-50%)}.orbit-one{width:76%;height:76%;border-style:dashed}.orbit-two{width:58%;height:58%}.orbit-three{width:39%;height:39%;border-color:#c6f58266;box-shadow:0 0 50px #c6f58209}.axis{position:absolute;background:#a4cf7922}.horizontal{height:1px;left:7%;right:7%;top:50%}.vertical{width:1px;top:12%;bottom:12%;left:50%}.core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:baseline;gap:3px;font-size:64px;font-weight:700;letter-spacing:-4px;color:var(--accent)}.core span{font-size:23px;letter-spacing:-1px;font-weight:400}.orbit-point{width:9px;height:9px;border-radius:50%;position:absolute;top:29%;left:69%;background:var(--accent);box-shadow:0 0 0 7px #c6f58212}.footer{border-top:1px solid var(--line);padding:25px 0;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}.footer-label{font-family:Consolas,monospace;letter-spacing:1.4px}.login-main{flex:1;display:flex;justify-content:center;align-items:center;padding:60px 0}.login-card{width:100%;max-width:480px}.login-card h1{font-size:44px;letter-spacing:-1.8px;margin-bottom:14px}.login-card .eyebrow{margin-bottom:22px}.login-intro{color:var(--muted);margin:0 0 28px;font-size:16px;line-height:1.6}.test-note{padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:7px;margin-bottom:26px}.tag{font:12px Consolas,monospace;letter-spacing:1.4px;color:var(--accent)}.test-note p{font-size:14px;line-height:1.65;color:#bbc3b8;margin:9px 0 0}label{display:block;font-size:14px;margin:0 0 10px}input{display:block;width:100%;min-height:51px;border-radius:6px;border:1px solid #465044;background:#151a16;color:var(--ink);padding:14px 15px;margin:0 0 22px;font-size:16px}input::placeholder{color:#909b8d}form .button{width:100%;margin-top:4px}.form-footnote{font-size:12px;line-height:1.6;color:var(--muted);text-align:center;margin:22px 0 0}.result{border-left:2px solid var(--accent);padding:10px 14px;margin:22px 0 0;color:var(--accent);font-size:14px;line-height:1.6}[hidden]{display:none}button:disabled{opacity:.5;cursor:not-allowed}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:5px}.skip{position:absolute;top:-100px;left:20px;z-index:10;background:var(--accent);color:var(--bg);padding:14px}.skip:focus{top:10px}
@media(min-width:1600px){.shell{padding:0 90px}}
@media(max-width:850px){.landing{gap:30px;min-height:570px}h1{font-size:48px;letter-spacing:-2px}.visual-top,.visual-bottom{left:15px;right:15px;font-size:9px;letter-spacing:1px}.intro{font-size:16px}.desktop-break{display:none}}
@media(max-width:650px){.shell{padding:0 7%}.header{min-height:90px}.brand{font-size:21px}.nav-login{gap:12px}.landing{grid-template-columns:1fr;gap:46px;padding:54px 0 40px;min-height:0}.eyebrow{font-size:11px;letter-spacing:1.25px;margin-bottom:24px}h1{font-size:clamp(38px,9.4vw,59px);letter-spacing:-2px}.intro{max-width:340px}.micro{margin-top:30px;font-size:10px}.visual{width:100%;max-width:400px;justify-self:center}.visual-top,.visual-bottom{font-size:11px}.footer{flex-wrap:wrap;gap:12px;font-size:12px}.footer-label{display:none}.login-main{padding:42px 0}.login-card h1{font-size:38px}.test-note{padding:16px}.form-footnote{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}