:root{--primary:#0f766e;--primary-800:#115e59;--muted:#64748b;--line:#e2e8f0;--bg:#f8fafc;--surface:#fff}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#0f172a;background:linear-gradient(180deg,#ecfdf5 0%,var(--bg) 40%,#fff 100%)}
.login-wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 16px 48px}
.login-brand{display:flex;align-items:center;gap:14px;margin-bottom:28px}
.login-mark{width:56px;height:56px;border-radius:14px;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:22px;font-weight:800;letter-spacing:-1px;box-shadow:0 4px 14px rgba(15,118,110,.22)}
.login-brand strong{display:block;font-size:20px;font-weight:750;letter-spacing:-.3px}
.login-brand span{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.login-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px 24px;box-shadow:0 8px 30px rgba(15,23,42,.08)}
.login-card h1{margin:0 0 6px;font-size:22px;font-weight:750}
.login-card p{margin:0 0 20px;color:var(--muted);font-size:14px}
.login-card label{display:block;font-size:12px;font-weight:600;color:#475569;margin-bottom:6px}
.login-card input{display:block;width:100%;margin-bottom:14px;padding:12px 14px;border:1px solid #d7e0ea;border-radius:10px;font:15px inherit;background:var(--bg)}
.login-card input:focus{outline:2px solid #99f6e4;border-color:var(--primary);background:#fff}
.login-card button{display:block;width:100%;padding:12px 16px;margin-top:8px;border:none;border-radius:10px;background:var(--primary);color:#fff;font-size:15px;font-weight:700;cursor:pointer;box-shadow:0 4px 12px rgba(15,118,110,.2)}
.login-card button:hover{background:var(--primary-800)}
.login-foot{margin-top:24px;font-size:12px;color:var(--muted);text-align:center}
.login-foot .src{margin-top:10px;font-size:11px;font-family:ui-monospace,Menlo,monospace}