:root{
  --primary:#0a6640;--primary-dk:#084d30;--primary-lt:#e6f4ee;
  --success:#1a7a40;--success-lt:#edf7f1;
  --danger:#c0392b;--danger-lt:#fdf0ef;
  --text:#1a1a2e;--text-muted:#6b7280;
  --border:#e5e7eb;--bg:#f8fafc;--white:#ffffff;
  --radius:10px;--shadow:0 2px 12px rgba(0,0,0,.08);--shadow-lg:0 8px 32px rgba(0,0,0,.12);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;display:flex;flex-direction:column}
.navbar{background:var(--primary);position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.nav-inner{max-width:1100px;margin:0 auto;padding:0 1.5rem;height:60px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:#fff;font-weight:700;font-size:1.1rem}
.logo{height:32px;width:auto}
.main-content{flex:1;max-width:1100px;margin:0 auto;padding:2.5rem 1.5rem;width:100%}
.footer{text-align:center;padding:1.5rem;color:var(--text-muted);font-size:.85rem;border-top:1px solid var(--border);background:var(--white)}
/* Self-reset cards */
.sr-wrap{display:flex;justify-content:center;padding:1rem 1rem 3rem}
.sr-card{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-lg);padding:2.5rem 2rem;width:100%;max-width:480px}
.sr-header{text-align:center;margin-bottom:2rem}
.sr-icon-wrap{width:64px;height:64px;border-radius:50%;background:var(--primary-lt);color:var(--primary);display:flex;align-items:center;justify-content:center;margin:0 auto 1.25rem;padding:16px}
.sr-icon-wrap svg{width:100%;height:100%}
.sr-icon-wrap.totp{background:#fef3e2;color:#d97706}
.sr-icon-wrap.success{background:var(--success-lt);color:var(--success)}
.sr-header h1{font-size:1.5rem;font-weight:700;margin-bottom:.5rem}
.sr-header p{color:var(--text-muted);font-size:.95rem}
.sr-steps{display:flex;align-items:center;justify-content:center;margin-bottom:2rem}
.sr-step{font-size:.8rem;font-weight:600;color:var(--text-muted);padding:.3rem .6rem;border-radius:20px;white-space:nowrap}
.sr-step.active{background:var(--primary);color:#fff}
.sr-step.done{color:var(--primary)}
.sr-step-div{height:2px;width:32px;background:var(--border);flex-shrink:0}
.sr-step-div.done{background:var(--primary)}
.sr-footer{text-align:center;margin-top:1.5rem;font-size:.88rem;color:var(--text-muted)}
.sr-footer a{color:var(--primary)}
/* Forms */
.form-group{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1.25rem}
.form-group label{font-weight:600;font-size:.9rem}
.form-control{padding:.65rem .9rem;border:1.5px solid var(--border);border-radius:7px;font-size:1rem;font-family:inherit;transition:border-color .15s;background:var(--white)}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(10,102,64,.12)}
.field-error{color:var(--danger);font-size:.82rem}
.field-hint{font-size:.82rem;color:var(--text-muted);margin-top:.2rem}
.form-info{background:var(--primary-lt);border-left:3px solid var(--primary);border-radius:4px;padding:.75rem 1rem;font-size:.88rem;margin-bottom:1.25rem}
/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.65rem 1.5rem;border-radius:7px;font-size:1rem;font-weight:600;cursor:pointer;border:2px solid transparent;text-decoration:none;transition:all .15s;font-family:inherit}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dk)}
.btn-sm{padding:.4rem 1rem;font-size:.88rem}
.btn-full{width:100%}
.btn-outline-dark{border:2px solid var(--border);color:var(--text);background:transparent}
.btn-outline-dark:hover{border-color:var(--text);background:var(--bg)}
/* Alerts */
.alert{padding:.9rem 1rem;border-radius:7px;margin-bottom:1.25rem;font-weight:500;font-size:.95rem}
.alert-success{background:var(--success-lt);color:var(--success);border:1px solid #a7d7b8}
.alert-error{background:var(--danger-lt);color:var(--danger);border:1px solid #f5b7b1}
/* TOTP enroll */
.totp-steps{display:flex;flex-direction:column;gap:1.75rem}
.step{display:flex;gap:1rem;align-items:flex-start}
.step-num{width:32px;height:32px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0;margin-top:2px}
.step strong{display:block;margin-bottom:.35rem}
.step p{color:var(--text-muted);font-size:.9rem;margin-bottom:.75rem}
.qr-container{background:#fff;border:1px solid var(--border);display:inline-block;padding:1rem;border-radius:8px;margin:.75rem 0}
.qr-code{display:block;width:200px;height:200px}
.manual-entry{margin-top:.5rem;font-size:.88rem;color:var(--text-muted);cursor:pointer}
.secret-code{display:block;background:var(--bg);border:1px solid var(--border);border-radius:5px;padding:.5rem .75rem;font-family:monospace;font-size:.95rem;margin-top:.5rem;word-break:break-all;letter-spacing:.05em}
.totp-input{font-size:1.5rem;text-align:center;letter-spacing:.3em;max-width:200px;font-family:monospace}
/* Choose action */
.choose-grid{display:flex;flex-direction:column;gap:1rem;margin-bottom:1rem}
.choose-card{display:flex;flex-direction:column;gap:.5rem;padding:1.25rem;border-radius:var(--radius);border:2px solid var(--border);cursor:pointer;text-decoration:none;color:var(--text);background:#fff;text-align:left;width:100%;font-family:inherit;font-size:1rem;transition:all .15s}
.choose-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px)}
.choose-icon{width:40px;height:40px;padding:9px;border-radius:9px;margin-bottom:.25rem}
.choose-icon svg{width:100%;height:100%}
.choose-card strong{font-size:1.05rem}
.choose-card span{color:var(--text-muted);font-size:.9rem}
.choose-card-unlock{border-color:#bfdbfe}
.choose-card-unlock:hover{border-color:#1a56db}
.choose-card-unlock .choose-icon{background:#e8f0fe;color:#1a56db}
.choose-card-reset:hover{border-color:var(--primary)}
.choose-card-reset .choose-icon{background:var(--primary-lt);color:var(--primary)}
/* Success state */
.success-state{text-align:center;padding:2rem 0 1rem}
.success-icon{width:64px;height:64px;background:var(--success-lt);color:var(--success);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto 1rem}
.success-state h2{font-size:1.4rem;margin-bottom:.5rem}
.success-state p{color:var(--text-muted);margin-bottom:1.5rem}
/* Top bar (forms login only) */
.topbar{display:flex;justify-content:flex-end;align-items:center;gap:1rem;padding:.75rem 1.5rem;background:#fff;border-bottom:1px solid var(--border)}
.topbar-user{font-size:.9rem;color:var(--text-muted)}
@media(max-width:640px){.main-content{padding:1.5rem 1rem}.sr-card{padding:1.25rem}.qr-code{width:160px;height:160px}}