:root{color-scheme:dark;--bg:#080c11;--panel:#0e151d;--line:#233140;--line-strong:#345069;--ink:#f2f0e9;--muted:#91a0ae;--faint:#60707e;--mint:#65e6bc;--red:#ff7085;--sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Yu Gothic UI",sans-serif;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 70% 0,#182a3c 0,transparent 35%),var(--bg);color:var(--ink);font-family:var(--sans)}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(460px,100%);border:1px solid var(--line);background:linear-gradient(145deg,rgba(16,25,35,.98),rgba(8,13,19,.98));padding:38px;box-shadow:0 24px 80px rgba(0,0,0,.35)}.brand-mark{width:38px;height:38px;border:1px solid var(--line-strong);display:flex;align-items:flex-end;justify-content:center;gap:4px;padding:8px;margin-bottom:34px}.brand-mark i{display:block;width:4px;background:var(--mint);border-radius:2px}.brand-mark i:nth-child(1){height:10px}.brand-mark i:nth-child(2){height:20px}.brand-mark i:nth-child(3){height:14px}.eyebrow{margin:0 0 10px;color:var(--mint);font:700 9px var(--mono);letter-spacing:.16em}h1{margin:0;font-size:25px;letter-spacing:-.03em}.lead{margin:12px 0 28px;color:var(--muted);font-size:12px;line-height:1.8}form{display:grid;gap:18px}label{color:var(--faint);font:9px var(--mono);letter-spacing:.08em}input{display:block;width:100%;margin-top:8px;border:1px solid var(--line-strong);background:#091018;color:var(--ink);padding:12px 13px;font:13px var(--sans);outline:none}input:focus{border-color:var(--mint);box-shadow:0 0 0 2px rgba(101,230,188,.08)}button{margin-top:4px;border:1px solid rgba(101,230,188,.45);background:rgba(101,230,188,.09);color:var(--mint);padding:13px 15px;font-weight:700;cursor:pointer}button:hover{background:rgba(101,230,188,.15)}button:disabled{opacity:.55;cursor:wait}.message{min-height:18px;margin:0;color:var(--mint);font-size:10px}.message.error{color:var(--red)}.security-note{display:flex;align-items:flex-start;gap:9px;margin-top:28px;padding-top:18px;border-top:1px solid var(--line);color:var(--faint);font-size:9px;line-height:1.6}.security-note span{flex:none;width:6px;height:6px;margin-top:4px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint)}
@media(max-width:520px){.login-card{padding:28px 22px}h1{font-size:22px}}