:root{
  --bg:#0E0E0F; --surface:#161618; --text:#EDEDED; --muted:#9AA0A6; --accent:#FF6A00;
}
*{box-sizing:border-box} body.bg{background:var(--bg);color:var(--text);margin:0;font:16px/1.4 system-ui,Segoe UI,Inter,Roboto,Arial,sans-serif}
.nav{display:flex;gap:16px;align-items:center;padding:12px 20px;background:rgba(22,22,24,.7);position:sticky;top:0;backdrop-filter:blur(6px);flex-wrap:wrap}
.nav a{color:var(--muted);text-decoration:none}
.nav .logo{margin-right:auto;color:var(--text);font-weight:700}
.nav .btn{color:#000}
.nav .btn.ghost{color:var(--accent)}
.hero{padding:64px 20px;text-align:center;background:linear-gradient(180deg, rgba(255,106,0,.1), transparent)}
.cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;align-items:center}
.container{max-width:1100px;margin:0 auto;padding:24px}
section{padding:24px 0;border-top:1px solid #222}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.tile{background:var(--surface);padding:16px;border-radius:16px;box-shadow:0 4px 24px rgba(0,0,0,.25)}
.btn{display:inline-block;background:var(--accent);color:#000;padding:10px 14px;border-radius:10px;text-decoration:none;font-weight:700;border:none;cursor:pointer}
.btn.ghost{background:transparent;border:1px solid var(--accent);color:var(--accent)}
.footer{padding:24px 20px;color:var(--muted);display:flex;gap:16px;align-items:center;border-top:1px solid #222}
.uc-banner{display:flex;align-items:center;gap:10px;background:repeating-linear-gradient(45deg,#2b2b2b,#2b2b2b 10px,#1f1f1f 10px,#1f1f1f 20px);padding:14px;border-radius:12px}
.uc-dot{width:10px;height:10px;background:var(--accent);border-radius:50%}
.login-shell{display:grid;gap:24px;align-items:start}
.login-card{background:var(--surface);padding:24px;border-radius:20px;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.form-grid{display:grid;gap:12px;margin-top:16px}
.form-grid label{display:flex;flex-direction:column;gap:6px;color:var(--muted);font-size:.9rem}
.form-grid input{background:#0f0f10;border:1px solid #2a2a2d;color:var(--text);border-radius:10px;padding:10px}
.form-grid .check{flex-direction:row;align-items:center;gap:8px;color:var(--text)}
.form-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.result{background:#101014;border:1px solid #25252a;border-radius:12px;padding:12px;white-space:pre-wrap;color:var(--muted)}
.help-card{background:linear-gradient(135deg, rgba(255,106,0,.2), rgba(255,255,255,0));border:1px solid #2c2c30;border-radius:18px;padding:20px}
.profile-meta{display:grid;gap:8px;margin-top:12px}
.profile-field{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px solid #222}
.profile-field strong{color:var(--text)}
.profile-field span{color:var(--muted)}
.profile-section{margin-top:16px;padding:12px;border:1px solid #25252a;border-radius:12px;background:#101014}
.profile-section summary{cursor:pointer;font-weight:700;color:var(--text)}
.profile-section .section-body{margin-top:12px}
.profile-section ul{margin:0;padding-left:18px;color:var(--muted)}
.profile-section a{color:var(--accent);text-decoration:none}
.profile-section a:hover{text-decoration:underline}
@media (min-width: 900px){.login-shell{grid-template-columns:1.1fr .9fr}}
@media (max-width: 720px){
  .nav{gap:10px;justify-content:center;padding:12px 16px}
  .nav .logo{flex:1 0 100%;margin-right:0;text-align:center}
  .nav a{flex:1 1 auto;text-align:center}
  .nav .btn{flex:1 1 auto}
}