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0;padding-inline:4px;font-size:12px;line-height:1.5;display:flex}.feed-error-state[hidden]{display:none}.feed-retry-button{min-height:32px;color:var(--error-strong);font:inherit;cursor:pointer;background:#ffffffe6;border:1px solid #b4231847;border-radius:7px;padding-block:4px;padding-inline:12px;line-height:1.25}.feed-retry-button:hover{background:#fff;border-color:#b4231875}.feed-retry-button:focus-visible{outline-offset:2px;outline:2px solid #0569ed}.feed-retry-button:disabled{cursor:wait;opacity:.65}.feed-end-state{color:#8a99aa;text-align:center;width:100%;margin:8px 0 0;font-size:12px;line-height:1.5}.feed-end-state:focus-visible{outline-offset:2px;border-radius:4px;outline:2px solid #0569ed}.empty-state{text-align:center;border:1px dashed var(--border);color:var(--muted);background:#ffffffc7;border-radius:8px;padding-block:42px;padding-inline:42px}.content-panel{border:1px solid var(--border);box-shadow:var(--shadow-card);backdrop-filter:blur(18px);background:#ffffffd1;border-radius:8px;position:relative}@media (width<=640px){:root{--header-height:54px;--feed-card-gap:10px;--feed-card-row-gap:10px}body{padding-top:var(--header-height)}main{padding-block:8px;padding-inline:10px}.site-header{gap:10px;padding-block:8px;padding-inline:10px}.brand{gap:8px}.brand-mark{width:34px;height:34px}.brand small{display:none}.topic-switcher summary{min-width:112px;min-height:34px;padding-inline:12px 10px}.feed-section{margin-top:4px}.site-footer{justify-content:space-between;gap:10px;width:calc(100% - 20px);margin-bottom:10px;padding-block:0 8px;font-size:12px}.site-footer-copy small{margin-left:6px;font-size:11px}}@keyframes brand-title-flow{0%{background-position:0%}to{background-position:240%}}@media (prefers-reduced-motion:reduce){.brand strong{background-position:0;animation:none}}