/* 玄智全站账号组件：导航栏轻量版 */
.xz-auth-nav {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    z-index: 50;
}
.xz-auth-actions { display: inline-flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.xz-auth-input {
    height: 30px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 999px;
    padding: 0 10px;
    background: rgba(255,255,255,0.9);
    color: #1f2937;
    width: 122px;
    box-sizing: border-box;
    font-size: 12px;
}
.xz-auth-btn {
    height: 30px;
    padding: 0 12px;
    border: none;
    border-radius: 999px;
    background: #2563eb;
    color: #fff;
    cursor: pointer;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}
.xz-auth-btn.secondary { background: #64748b; }
.xz-auth-btn.ghost { background: rgba(224,242,254,0.95); color: #075985; }
.xz-auth-btn:hover { filter: brightness(0.97); }
.xz-auth-user {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 3px;
    border-radius: 999px;
    background: rgba(255,255,255,0.9);
    border: 1px solid rgba(37, 99, 235, 0.16);
    color: #0f172a;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(15,23,42,0.08);
}
.xz-auth-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #2563eb, #06b6d4);
    color: #fff;
    font-size: 13px;
    font-weight: 800;
}
.xz-auth-user-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    text-align: left;
}
.xz-auth-user-meta strong { font-size: 12px; color: #0f172a; }
.xz-auth-user-meta span { font-size: 10px; color: #64748b; }
/* 头像下拉菜单 - 修复：鼠标往下滑时不会消失 */
.xz-auth-popover {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0;
    width: 260px;
    padding: 14px;
    border-radius: 14px;
    background: rgba(255,255,255,0.98);
    border: 1px solid rgba(148, 163, 184, 0.25);
    box-shadow: 0 18px 45px rgba(15,23,42,0.16);
    color: #0f172a;
    opacity: 0;
    transform: translateY(-4px);
    pointer-events: none;
    transition: all .16s ease;
}
/* 不可见桥接层：在下拉菜单顶部延伸 16px，鼠标经过时保持父级 hover */
.xz-auth-nav::after {
    content: "";
    position: absolute;
    right: 0;
    top: 100%;
    width: 260px;
    height: 16px;
    background: transparent;
    pointer-events: none;
}
.xz-auth-nav:hover::after,
.xz-auth-nav:focus-within::after {
    pointer-events: auto;
}
/* 父容器 hover 时显示下拉菜单 */
.xz-auth-nav:hover .xz-auth-popover,
.xz-auth-nav:focus-within .xz-auth-popover {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.xz-auth-popover-title { font-weight: 800; margin-bottom: 8px; }
.xz-auth-popover-line { display:flex; justify-content:space-between; gap:12px; font-size:12px; padding:5px 0; border-bottom:1px solid #eef2ff; }
.xz-auth-popover-line:last-child { border-bottom:none; }
.xz-auth-popover-actions { display:flex; gap:8px; margin-top:10px; }
.xz-auth-register-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    width: min(620px, calc(100vw - 28px));
    padding: 14px;
    border-radius: 14px;
    background: rgba(255,255,255,0.98);
    border: 1px solid rgba(148, 163, 184, 0.25);
    box-shadow: 0 18px 45px rgba(15,23,42,0.16);
}
.xz-auth-register-panel .xz-auth-actions { display:flex; align-items:center; gap:8px; }
.xz-auth-register-panel .xz-auth-input { width: 120px; border-radius: 10px; }
.xz-auth-register-panel select.xz-auth-input { width: 180px; }
@media (max-width: 760px) {
    .xz-auth-nav { width: 100%; justify-content: flex-end; }
    .xz-auth-actions { justify-content: flex-end; }
    .xz-auth-input { width: 110px; }
    .xz-auth-user-meta { display:none; }
    .xz-auth-popover { right: 0; width: 240px; }
}