/* ===== Unified top bar + footer (all pages) ===== */
.topbar{background:#1e3a8a;color:#fff;padding:12px 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;box-shadow:0 2px 6px rgba(0,0,0,.08)}
.topbar .brand{font-weight:800;font-size:18px;color:#fff}
.topbar .brand small{font-weight:400;opacity:.75;font-size:12px;margin-left:2px}
.topbar nav{display:flex;flex-wrap:wrap;align-items:center}
.topbar nav a{color:#bfdbfe;text-decoration:none;margin-left:16px;font-size:14px;font-weight:600;padding:4px 6px;border-radius:6px}
.topbar nav a:hover{color:#fff}
.topbar nav a.active{color:#fff;font-weight:700;border-bottom:2px solid #60a5fa}
.topbar .auth{display:flex;align-items:center;gap:10px}
.topbar .auth a{color:#bfdbfe;text-decoration:none;font-size:14px;font-weight:700;padding:5px 12px;border-radius:8px}
.topbar .auth a:hover{color:#fff;background:rgba(255,255,255,.12)}
.topbar .auth a.btn-primary{background:#2563eb;color:#fff}
.topbar .auth a.btn-primary:hover{background:#1d4ed8;color:#fff}
.topbar .nav-user{color:#fff;font-size:13px;font-weight:600;background:rgba(255,255,255,.12);padding:3px 12px;border-radius:12px}

/* ===== Unified footer ===== */
.site-footer{margin-top:48px;padding:18px 24px;text-align:center;color:#94a3b8;font-size:13px;font-weight:600;background:#f1f5f9;border-top:1px solid #e2e8f0}


/* ===== Auth modal ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.6);display:none;align-items:center;justify-content:center;z-index:1000}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:16px;padding:28px;width:min(380px,90vw);box-shadow:0 20px 60px rgba(0,0,0,.25);box-sizing:border-box}
.modal h2{margin:0 0 16px;font-size:20px;color:#0f172a}
.modal input{width:100%;box-sizing:border-box;padding:11px 14px;margin-bottom:10px;border:1px solid #cbd5e1;border-radius:8px;font-size:15px;color:#0f172a;outline:none}
.modal input:focus{border-color:#2563eb}
.modal .btn{width:100%;padding:11px;border:0;border-radius:8px;background:#2563eb;color:#fff;font-size:15px;font-weight:700;cursor:pointer}
.modal .btn:hover{background:#1d4ed8}
.modal .btn:disabled{opacity:.6}
.modal .switch{margin-top:12px;text-align:center;font-size:14px;color:#475569}
.modal .switch a{color:#2563eb;font-weight:700;cursor:pointer;text-decoration:none}
#authError{display:none}

/* Speaking section temporarily hidden (for now) */
.topbar nav a[href="/speaking/"]{display:none}