:root{--bg-main:#f1f5f9;--bg-card:#fff;--bg-sidebar:#0f172a;--text-main:#0f172a;--text-soft:#475569;--text-faint:#94a3b8;--border:#e2e8f0;--blue:#3b82f6;--blue-deep:#1d4ed8;--blue-soft:#3b82f61a;--green:#10b981;--green-soft:#10b9811a;--red:#ef4444;--red-soft:#ef44441a;--yellow:#f59e0b;--yellow-soft:#f59e0b1a;--orange:#f97316;--purple:#8b5cf6;--shadow-sm:0 1px 3px #0000000a;--shadow-md:0 4px 12px #0000000f;--shadow-lg:0 8px 30px #00000014;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}html,body{min-height:100%}body{background:var(--bg-main);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button{font-family:inherit}.auth-wrap{min-height:100dvh;padding:calc(24px + env(safe-area-inset-top,0px)) 16px calc(24px + env(safe-area-inset-bottom,0px));background:linear-gradient(160deg,#0f172a 0%,#1e293b 55%,#334155 100%);justify-content:center;align-items:center;display:flex}.auth-card{background:var(--bg-card);width:100%;max-width:420px;box-shadow:var(--shadow-lg);border-radius:18px;padding:32px 28px}.auth-brand{align-items:center;gap:10px;margin-bottom:22px;display:flex}.auth-brand .logo{background:var(--blue);color:#fff;border-radius:10px;justify-content:center;align-items:center;width:38px;height:38px;font-family:Plus Jakarta Sans,sans-serif;font-size:1.1rem;font-weight:800;display:flex}.auth-brand .name{letter-spacing:-.02em;font-family:Plus Jakarta Sans,sans-serif;font-size:1.05rem;font-weight:800}.auth-brand .sub{color:var(--text-faint);font-family:Inter,sans-serif;font-size:.68rem;font-weight:500;display:block}.auth-title{letter-spacing:-.02em;font-family:Plus Jakarta Sans,sans-serif;font-size:1.32rem;font-weight:700}.auth-desc{color:var(--text-soft);margin-top:6px;margin-bottom:22px;font-size:.82rem;line-height:1.5}.auth-form{flex-direction:column;gap:14px;display:flex}.field{flex-direction:column;gap:6px;display:flex}.field label{color:var(--text-soft);font-size:.74rem;font-weight:600}.field input,.field select{width:100%;color:var(--text-main);border:1.5px solid var(--border);background:#fff;border-radius:10px;outline:none;padding:11px 13px;font-family:inherit;font-size:.88rem;transition:border-color .15s,box-shadow .15s}.field input:focus,.field select:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}.field input.code{letter-spacing:.18em;text-transform:uppercase;font-family:JetBrains Mono,ui-monospace,monospace;font-weight:600}.field .hint{color:var(--text-faint);font-size:.68rem}.auth-submit{color:#fff;background:var(--blue);cursor:pointer;border:none;border-radius:10px;margin-top:4px;padding:12px 16px;font-size:.9rem;font-weight:600;transition:background .15s}.auth-submit:hover:not(:disabled){background:var(--blue-deep)}.auth-submit:disabled{opacity:.6;cursor:not-allowed}.alert{border-radius:10px;padding:10px 12px;font-size:.78rem;line-height:1.45}.alert.error{background:var(--red-soft);color:#b91c1c}.alert.success{background:var(--green-soft);color:#047857}.alert.info{background:var(--blue-soft);color:var(--blue-deep)}.auth-foot{border-top:1px solid var(--border);color:var(--text-soft);text-align:center;margin-top:20px;padding-top:16px;font-size:.78rem;line-height:1.8}.auth-foot a{color:var(--blue);font-weight:600;text-decoration:none}.auth-foot a:hover{text-decoration:underline}.role-switch{background:var(--bg-main);border-radius:12px;gap:8px;margin-bottom:20px;padding:4px;display:flex}.role-switch a{text-align:center;color:var(--text-soft);border-radius:9px;flex:1;padding:9px 8px;font-size:.78rem;font-weight:600;text-decoration:none;transition:background .15s,color .15s}.role-switch a.active{background:var(--bg-card);color:var(--blue);box-shadow:var(--shadow-sm)}