.layout{background:var(--bg);min-height:100vh;color:var(--ink);flex-direction:column;display:flex}.header{height:var(--header-height);background:color-mix(in oklab,var(--bg-elev)92%,transparent);-webkit-backdrop-filter:blur(14px)saturate(1.2);border-bottom:1px solid var(--line-soft);z-index:100;justify-content:space-between;align-items:center;padding:0 1.5rem;display:flex;position:-webkit-sticky;position:sticky;top:0}.header-left{align-items:center;display:flex}.logo{font-family:var(--font-serif),"Times New Roman",serif;letter-spacing:-.01em;color:var(--ink);align-items:center;gap:10px;font-size:22px;text-decoration:none;display:flex}.logo:hover{color:var(--ink);text-decoration:none}.logo-mark{place-items:center;width:28px;height:28px;display:grid}.logo-mark svg{width:28px;height:28px}.logo em{color:var(--accent-1);font-style:italic;font-weight:400}.logo-suffix{color:var(--ink-mute);font-size:.75em}.header-nav{gap:1.5rem;display:flex}.nav-link{color:var(--ink-dim);border-bottom:2px solid #0000;padding:.5rem 0;font-size:14px;font-weight:500;text-decoration:none;transition:color .2s,border-color .2s}.nav-link:hover{color:var(--ink);text-decoration:none}.header-right{align-items:center;gap:1rem;display:flex}.user-info{color:var(--ink-dim);align-items:center;gap:.5rem;font-size:14px;display:flex}.tier-badge{background:color-mix(in oklab,var(--accent-1)18%,transparent);color:var(--ink);border:1px solid color-mix(in oklab,var(--accent-1)40%,transparent);text-transform:uppercase;letter-spacing:.04em;border-radius:999px;padding:.125rem .5rem;font-size:.7rem;font-weight:600}.logout-btn{border:1px solid var(--line);color:var(--ink-dim);cursor:pointer;background:0 0;border-radius:999px;padding:.45rem .9rem;font-size:.8rem;font-weight:500;transition:background .15s,border-color .15s,color .15s}.logout-btn:hover{background:var(--bg-sun);border-color:var(--ink-mute);color:var(--ink)}.main-content{background:var(--bg);color:var(--ink);flex:1;padding:1.5rem}.nav-link--upgrade{background:var(--accent-1);border-bottom:none;border-radius:999px;align-items:center;gap:6px;padding:.5rem 1rem;font-size:13px;font-weight:600;transition:filter .12s,transform .12s;display:inline-flex;color:var(--bg)!important}.nav-link--upgrade:hover{filter:brightness(1.05);text-decoration:none;color:var(--bg)!important}.nav-link--upgrade:active{transform:translateY(1px)}.user-menu{position:relative}.user-menu-trigger{border:1px solid var(--line);cursor:pointer;color:var(--ink-dim);background:0 0;border-radius:999px;align-items:center;gap:.5rem;padding:.45rem .75rem;font-family:inherit;font-size:.85rem;transition:background .15s,border-color .15s,color .15s;display:flex}.user-menu-trigger:hover{background:var(--bg-sun);border-color:var(--ink-mute);color:var(--ink)}.user-menu-name{text-overflow:ellipsis;white-space:nowrap;max-width:150px;overflow:hidden}.user-menu-chevron{width:16px;height:16px;transition:transform .2s}.user-menu-chevron.is-open{transform:rotate(180deg)}.user-menu-dropdown{background:var(--card-bg);border:1px solid var(--line);box-shadow:0 20px 40px -20px color-mix(in oklab,var(--ink)25%,transparent);z-index:200;border-radius:14px;min-width:200px;position:absolute;top:calc(100% + .5rem);right:0;overflow:hidden}.user-menu-item{width:100%;color:var(--ink);cursor:pointer;background:0 0;border:none;align-items:center;gap:.75rem;padding:.75rem 1rem;font-family:inherit;font-size:.875rem;text-decoration:none;transition:background .15s;display:flex}.user-menu-item:hover{background:var(--bg-sun);text-decoration:none}.user-menu-item svg{width:18px;height:18px;color:var(--ink-mute)}.user-menu-item--logout,.user-menu-item--logout svg{color:var(--accent-2)}.user-menu-divider{background:var(--line-soft);height:1px;margin:.25rem 0}@media (max-width:768px){.header{gap:.5rem;padding:0 .75rem}.header-nav{-webkit-overflow-scrolling:touch;scrollbar-width:none;flex:1 1 0;gap:1rem;min-width:0;overflow-x:auto}.header-nav::-webkit-scrollbar{display:none}.user-info{gap:.25rem}.user-info>:not(.tier-badge){display:none}.logo{font-size:18px}.logo-mark,.logo-mark svg{width:24px;height:24px}.logout-btn{padding:.4rem .75rem;font-size:.75rem}.main-content{padding:1rem}}