/* ---------- Trang đăng nhập & tài khoản ---------- */
.lg{display:grid;grid-template-columns:420px 300px;gap:24px;justify-content:center;align-items:start;padding:20px 0}
.mobile .lg{grid-template-columns:1fr}
.lg-card{border:1px solid var(--line);border-radius:14px;padding:24px;background:#fff;display:flex;flex-direction:column;gap:12px}
.lg-card .title{margin:6px 0 0}
.lg-btn{text-align:center;padding:11px}
.lg-forgot{text-align:center}
.lg-side{border-radius:14px;padding:20px;background:var(--paper);border:1px solid var(--line);display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.ac{display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:start}
.mobile .ac{grid-template-columns:1fr}
.ac-nav{border:1px solid var(--line);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:2px;background:#fff}
.ac-nav>div{padding:9px 10px;border-radius:8px;font-size:13.5px;cursor:pointer}
.ac-nav>div.on{background:var(--ui-soft);color:var(--ui);font-weight:600}
.ac-nav .ac-user{display:flex;gap:10px;align-items:center;padding:6px 6px 12px;border-bottom:1px solid var(--line);margin-bottom:6px;cursor:default}
.mobile .ac-nav{flex-direction:row;overflow-x:auto;gap:6px}.mobile .ac-nav>div{white-space:nowrap}.mobile .ac-nav .ac-user{display:none}
.ac-main{display:flex;flex-direction:column;gap:14px}
.ac-pk{display:flex;align-items:center;gap:12px;border-top:1px dashed var(--line);padding-top:10px}
.ac-pk .ph{width:64px;height:64px!important;flex:none}
.ac-bot{border:2px dashed var(--ui);border-radius:12px;padding:18px;background:var(--ui-soft);display:flex;flex-direction:column;gap:6px}