:root{--bg:#050912;--surface:#091726;--line:#1d334b;--text:#f6f8fb;--muted:#8fa5be;--cyan:#1ad5cb;--danger:#ff7084}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 70% -10%,#123445 0,transparent 38%),linear-gradient(145deg,#050912,#06101b 55%,#061623);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}.auth-shell{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.65fr);align-items:stretch}.auth-brand{padding:clamp(44px,7vw,110px);display:flex;flex-direction:column;justify-content:center;border-right:1px solid #14263a}.mark{font-size:24px;font-weight:900;letter-spacing:.18em}.mark span{color:var(--cyan)}.auth-brand>p{color:#7fa2b8;font-size:11px;letter-spacing:.18em;margin:8px 0 58px}.auth-brand h1{font-size:clamp(48px,7vw,96px);letter-spacing:-.055em;line-height:.95;margin:0;max-width:850px}.system-lines{display:flex;align-items:center;gap:12px;margin-top:40px;color:#9db2c7;font-size:12px;letter-spacing:.05em;flex-wrap:wrap}.system-lines i{width:26px;height:1px;background:#1d6d71}.auth-card{align-self:center;margin:34px;max-width:560px;width:calc(100% - 68px);padding:34px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(145deg,rgba(10,24,40,.97),rgba(6,15,27,.98));box-shadow:0 30px 100px rgba(0,0,0,.35)}.eyebrow{color:var(--cyan);font-size:11px;font-weight:900;letter-spacing:.17em}.auth-card h2{font-size:34px;margin:8px 0}.intro{color:var(--muted);line-height:1.6;margin:0 0 25px}form{display:grid;gap:15px}label{display:grid;gap:8px;font-size:13px;font-weight:700;color:#d8e3ed}input{width:100%;border:1px solid #28445f;background:#061321;color:#fff;border-radius:13px;padding:14px 15px;font:inherit;outline:none}input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(26,213,203,.08)}button{border:0;border-radius:13px;background:linear-gradient(135deg,var(--cyan),#28bcb6);color:#031012;padding:15px 18px;font:inherit;font-weight:900;cursor:pointer;margin-top:4px}.message{margin-top:18px;padding:13px 14px;border-radius:12px;border:1px solid #32506b;color:#d8e3ed}.message.error{border-color:#743649;color:#ff9cad;background:rgba(117,42,64,.12)}.message.ok{border-color:#177e7d;color:#bff8f4;background:rgba(18,111,111,.12)}footer{display:flex;justify-content:space-between;gap:12px;margin-top:28px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:11px;letter-spacing:.08em}footer span{color:var(--cyan);font-weight:900}@media(max-width:900px){.auth-shell{display:block}.auth-brand{min-height:38vh;border-right:0;border-bottom:1px solid #14263a;padding:42px 24px}.auth-brand>p{margin-bottom:30px}.auth-brand h1{font-size:54px}.auth-card{margin:24px auto;width:calc(100% - 32px)}}