/* Cụm liên hệ nhanh: Zalo, gọi điện, chat tư vấn viên. Cả ba về số 0938 072 236. */
.contact-dock{position:fixed;right:20px;bottom:calc(24px + env(safe-area-inset-bottom));z-index:40;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.contact-dock a{position:relative;display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;color:#fff;text-decoration:none;box-shadow:0 10px 24px #051a3040,0 2px 6px #051a3026;transition:transform .2s,box-shadow .2s}
.contact-dock a:hover,.contact-dock a:focus-visible{transform:translateY(-2px);box-shadow:0 14px 30px #051a3052,0 2px 6px #051a3026}
.contact-dock a:focus-visible{outline:3px solid #2bb8d1;outline-offset:3px}
.contact-dock svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.dock-zalo{background:#0068ff}.dock-call{background:#006f80}.dock-chat{background:#073967}
.dock-zalo b{font:700 13px/1 'Be Vietnam Pro',Arial,sans-serif;letter-spacing:-.02em}
.dock-label{position:absolute;right:68px;top:50%;transform:translate(6px,-50%);white-space:nowrap;background:#051a30;color:#fff;font-size:14px;font-weight:600;line-height:1;padding:10px 14px;border-radius:4px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s}
.dock-label:after{content:'';position:absolute;right:-5px;top:50%;width:10px;height:10px;background:inherit;transform:translateY(-50%) rotate(45deg)}
.contact-dock a:hover .dock-label,.contact-dock a:focus-visible .dock-label{opacity:1;transform:translate(0,-50%)}
@media (max-width:767px){.contact-dock{right:14px;bottom:calc(16px + env(safe-area-inset-bottom));gap:10px}.contact-dock a{width:50px;height:50px}.contact-dock svg{width:22px;height:22px}.dock-label{display:none}
.home .contact-dock{bottom:calc(84px + env(safe-area-inset-bottom))}}
@media (prefers-reduced-motion:reduce){.contact-dock a,.dock-label{transition:none}.contact-dock a:hover{transform:none}}
@media print{.contact-dock{display:none}}