@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Inter:wght@300;400;500;700&display=swap');
  :root{--bg:#0e0f11;--surface:#1c1f23;--surface2:#242830;--border:#33383f;--accent:#d4703a;--accent-hover:#e08a54;--text:#e8e6e1;--text-muted:#8b9199;--green:#4a9b6e;--red:#e05252}
  *{margin:0;padding:0;box-sizing:border-box}
  body{background:var(--bg);color:var(--text);font-family:'Inter',sans-serif;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;position:relative;overflow:hidden}
  body::before{content:'';position:fixed;inset:0;background-image:linear-gradient(rgba(212,112,58,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(212,112,58,.03) 1px,transparent 1px);background-size:40px 40px;pointer-events:none}
  body::after{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 60% 60% at 50% 50%,rgba(212,112,58,.05) 0%,transparent 70%);pointer-events:none}
  .login-container{width:100%;max-width:380px;position:relative;z-index:1;animation:fadeUp .5s ease both}
  @keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
  .brand{text-align:center;margin-bottom:28px}
  .brand-icon{width:52px;height:52px;background:var(--accent);border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-family:'JetBrains Mono',monospace;font-size:17px;font-weight:700;color:white;letter-spacing:-1px;margin-bottom:12px;box-shadow:0 0 30px rgba(212,112,58,.3)}
  .brand-name{font-size:20px;font-weight:500;color:var(--text);letter-spacing:.2px;display:block}
  .brand-sub{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-muted);letter-spacing:1px;display:block;margin-top:4px}
  .card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:28px;position:relative;overflow:hidden}
  .card::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent 0%,var(--accent) 50%,transparent 100%);opacity:.5}
  .card-title{font-size:15px;font-weight:500;color:var(--text);margin-bottom:6px}
  .card-sub{font-size:12px;color:var(--text-muted);margin-bottom:24px;line-height:1.5}
  .role-selector{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:20px}
  .role-btn{padding:10px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;cursor:pointer;transition:all .2s;text-align:center}
  .role-btn:hover{border-color:var(--accent)}
  .role-btn.active{border-color:var(--accent);background:rgba(212,112,58,.12)}
  .role-btn .role-icon{font-size:18px;margin-bottom:4px;display:block}
  .role-btn .role-label{font-size:12px;font-weight:500;color:var(--text);display:block}
  .role-btn .role-desc{font-size:10px;color:var(--text-muted);display:block;margin-top:2px}
  .field{margin-bottom:14px}
  .field label{display:block;font-size:12px;font-weight:500;color:var(--text-muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.8px}
  .field input{width:100%;padding:11px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:'JetBrains Mono',monospace;font-size:13px;outline:none;transition:border-color .2s,box-shadow .2s}
  .field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(212,112,58,.12)}
  .field input::placeholder{color:var(--text-muted);font-family:'Inter',sans-serif;font-size:13px}
  .error-msg{background:rgba(224,82,82,.1);border:1px solid rgba(224,82,82,.3);border-radius:6px;padding:10px 12px;font-size:12px;color:var(--red);margin-bottom:14px}
  .btn-login{width:100%;padding:13px;background:var(--accent);border:none;border-radius:8px;color:white;font-family:'Inter',sans-serif;font-size:14px;font-weight:500;cursor:pointer;transition:background .2s,transform .1s;margin-top:6px}
  .btn-login:hover{background:var(--accent-hover)}
  .btn-login:active{transform:scale(.99)}
  .back-link{text-align:center;margin-top:16px}
  .back-link a{font-size:12px;color:var(--text-muted);text-decoration:none;transition:color .2s}
  .back-link a:hover{color:var(--accent)}