/* ── Thêm vào style.css (phần bổ sung) ─────────────────────── */

/* USER BAR */
.user-bar {
  display: flex; align-items: center;
  padding: 8px 20px;
  background: rgba(0,200,255,0.05);
  border-bottom: 1px solid rgba(0,200,255,0.1);
  flex-shrink: 0;
}
.user-bar-inner {
  display: flex; align-items: center; gap: 10px;
  width: 100%; font-size: 13px;
}
.user-bar-inner img {
  width: 26px; height: 26px; border-radius: 50%;
  border: 1px solid var(--border-bright);
}
.member-badge {
  background: rgba(16,212,126,0.15);
  border: 1px solid rgba(16,212,126,0.3);
  color: var(--success); font-size: 11px; font-weight: 600;
  padding: 2px 8px; border-radius: 10px;
}
.btn-signout {
  margin-left: auto; background: none; border: 1px solid var(--border);
  color: var(--text-muted); font-size: 11px;
  padding: 3px 10px; border-radius: 10px; cursor: pointer;
  transition: var(--transition);
}
.btn-signout:hover { border-color: var(--danger); color: var(--danger); }

/* MODAL */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-box {
  background: linear-gradient(160deg, #0d1e35, #071525);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-xl);
  padding: 36px 30px; max-width: 420px; width: 100%;
  box-shadow: var(--shadow-md), var(--shadow-glow);
  text-align: center;
}
.modal-box h3 {
  font-size: 20px; font-weight: 700; margin-bottom: 10px;
  background: linear-gradient(135deg, #eaf0fb, var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.modal-box p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; }
.modal-divider {
  color: var(--text-muted); font-size: 12px; margin: 16px 0;
  position: relative;
}
.modal-divider::before, .modal-divider::after {
  content: ''; position: absolute; top: 50%;
  width: calc(50% - 30px); height: 1px; background: var(--border);
}
.modal-divider::before { left: 0; }
.modal-divider::after  { right: 0; }

.btn-zalo-modal {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 12px;
  background: rgba(0,104,255,0.15);
  border: 1px solid rgba(0,104,255,0.4);
  color: #4da3ff; text-decoration: none;
  border-radius: var(--radius-md); font-size: 13px; font-weight: 600;
  transition: var(--transition); margin-bottom: 12px;
}
.btn-zalo-modal:hover { background: rgba(0,104,255,0.25); color: white; }

.btn-close-modal {
  background: rgba(255,255,255,0.06); border: 1px solid var(--border);
  color: var(--text-muted); font-family: var(--font); font-size: 13px;
  padding: 8px 24px; border-radius: 20px; cursor: pointer;
  transition: var(--transition);
}
.btn-close-modal:hover { background: rgba(255,255,255,0.12); color: var(--text-primary); }

/* SETTINGS GROUP */
.settings-group { margin-bottom: 14px; text-align: left; }
.settings-group label {
  display: block; font-size: 12px; color: var(--text-secondary);
  margin-bottom: 6px; font-weight: 500;
}