.header-back{display:flex;align-items:center;gap:8px;min-width:0;padding:0;border:0;background:none;cursor:pointer;text-align:left}.header-back__icon{width:14px;height:14px;max-width:none;flex-shrink:0;transition:transform .2s ease}@media screen and (min-width:768px){.header-back__icon{width:18px;height:18px}}.header-back:hover .header-back__icon{transform:translate(-3px)}.header-back:focus-visible{outline:2px solid var(--text-color);outline-offset:4px;border-radius:8px}.sub-header{position:sticky;top:var(--sticky-top, 0px);left:0;right:0;flex-shrink:0;width:100%;background:var(--main-bg);z-index:100;display:flex;align-items:center;justify-content:space-between;gap:12px}