.masthead{border-bottom:3px solid var(--ink)}.mast-top{background:var(--ink);font-family:var(--f-mono);letter-spacing:.2em;text-transform:uppercase;color:#ffffff80;justify-content:space-between;align-items:center;padding:6px 40px;font-size:10px;display:flex}.mast-top-dot{color:var(--red)}.mast-top-ctx{color:#fff;font-weight:700}.mast-main{background:var(--cream,#fbf5e8);grid-template-columns:auto 1fr auto;align-items:center;gap:32px;padding:18px 40px 16px;display:grid}.pop-logo{align-items:baseline;gap:0;text-decoration:none;display:flex;position:relative}.pop-logo .wordmark{font-family:var(--f-display);letter-spacing:.01em;color:var(--ink);font-size:62px;line-height:.82}.pop-logo .badge{font-family:var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-dim);white-space:nowrap;align-self:flex-end;margin-left:10px;padding-bottom:8px;font-size:8.5px;line-height:1.3}.mast-center{justify-content:center;align-items:center;gap:24px;display:flex}.mast-nav{font-family:var(--f-display);letter-spacing:.08em;color:var(--ink-dim);justify-content:center;gap:6px;font-size:20px;display:flex}.mast-nav a{padding:8px 14px;text-decoration:none;transition:color .12s}.mast-nav a:hover{color:var(--ink)}.mast-nav a.active{color:var(--cream,#fbf5e8);background:var(--ink);padding:8px 16px}.mast-auth{font-family:var(--f-mono);letter-spacing:.16em;text-transform:uppercase;align-items:center;gap:16px;font-size:11px;display:flex}.mast-username{color:var(--ink-dim)}.mast-signin{font:inherit;color:inherit;cursor:pointer;letter-spacing:inherit;text-transform:inherit;background:0 0;border:none;padding:0;transition:color .12s}.mast-signin:hover{color:var(--red)}.pop-signup{background:var(--red);color:#fff;font-family:var(--f-display);letter-spacing:.08em;cursor:pointer;white-space:nowrap;border:2px solid var(--red);padding:12px 22px;font-size:18px;line-height:1;transition:background .14s,color .14s}.pop-signup:hover{background:var(--ink);border-color:var(--ink)}.mast-rule{background:var(--red);height:5px}@media (max-width:900px){.mast-main{gap:16px;padding:14px 20px 12px}.mast-top{padding:6px 20px}.pop-logo .wordmark{font-size:44px}.mast-nav{font-size:16px}.mast-center{gap:12px}}@media (max-width:640px){.mast-top{padding:5px 16px;font-size:8px}.mast-top>span:last-child{display:none}.mast-main{grid-template-columns:1fr auto;gap:10px;padding:10px 16px}.pop-logo .wordmark{font-size:36px}.pop-logo .badge{display:none}.mast-center{-webkit-overflow-scrolling:touch;scrollbar-width:none;border-top:1px solid var(--rule-lt,#ddd);flex-direction:row;order:3;grid-column:1/-1;justify-content:flex-start;gap:0;margin-top:4px;padding-top:8px;display:flex;overflow-x:auto}.mast-center::-webkit-scrollbar{display:none}.mast-main{flex-wrap:wrap;grid-template-rows:auto auto;grid-template-columns:1fr auto;display:grid}.mast-nav{flex-shrink:0;gap:2px;font-size:14px}.mast-nav a{white-space:nowrap;padding:6px 10px}.mast-center .sb-wrap{flex-shrink:1;min-width:0}.mast-center .sb-input{width:180px}.pop-signup{padding:8px 14px;font-size:14px}.mast-username{text-overflow:ellipsis;white-space:nowrap;max-width:80px;font-size:10px;display:block;overflow:hidden}}