.koc-app-header{border-bottom:1px solid var(--border-base);background:var(--bg-base);z-index:50;position:sticky;top:0}.koc-app-header-top{justify-content:space-between;align-items:center;gap:16px;max-width:1320px;margin:0 auto;padding:16px 32px;display:flex}.koc-app-logo{color:var(--fg-base);align-items:center;gap:10px;text-decoration:none;display:inline-flex}.koc-app-logo-word{font-family:var(--font-display);letter-spacing:-.005em;font-size:15px;font-weight:600}.koc-app-badge{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--fg-muted);border-left:1px solid var(--border-base);margin-left:8px;padding-left:10px;font-size:10px}.koc-app-nav{border-top:1px solid var(--border-base);scrollbar-width:none;gap:4px;max-width:1320px;margin:0 auto;padding:6px 32px 10px;display:flex;overflow-x:auto}.koc-app-nav::-webkit-scrollbar{display:none}.koc-app-nav a{font-family:var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--fg-muted);border-radius:3px;flex-shrink:0;padding:8px 12px;font-size:11px;text-decoration:none;transition:color .15s,background .15s}.koc-app-nav a:hover{color:var(--fg-base)}.koc-app-nav a.is-active{color:var(--fg-base);background:var(--bg-subtle)}.koc-app-tools{align-items:center;gap:10px;margin-left:auto;display:inline-flex}.koc-app-toggle{border:1px solid var(--border-base);border-radius:4px;display:inline-flex;overflow:hidden}.koc-app-toggle button{cursor:pointer;color:var(--fg-muted);font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase;border:0;border-right:1px solid var(--border-base);background:0 0;padding:7px 10px;font-size:10.5px}.koc-app-toggle button:last-child{border-right:0}.koc-app-toggle button.is-on{background:var(--fg-base);color:var(--bg-base)}.koc-app-tools{position:relative}.koc-app-avatar{background:var(--bg-subtle);border:1px solid var(--border-base);width:32px;height:32px;font-family:var(--font-display);color:var(--fg-base);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:12px;font-weight:600;text-decoration:none;transition:border-color .12s;display:inline-flex}.koc-app-avatar:hover,.koc-app-avatar[aria-expanded=true]{border-color:var(--fg-base)}.koc-app-menu{z-index:60;background:var(--bg-surface);border:1px solid var(--border-base);border-radius:6px;flex-direction:column;gap:10px;width:240px;padding:12px;display:flex;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 10px 32px #00000014}.dark .koc-app-menu{box-shadow:0 10px 32px #00000073}.koc-app-menu-section{flex-direction:column;gap:6px;display:flex}.koc-app-menu-section .lbl{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--fg-muted);font-size:10px}.koc-app-menu-section .koc-app-toggle{width:100%}.koc-app-menu-section .koc-app-toggle button{text-align:center;flex:1}.koc-app-menu-divider{background:var(--border-base);height:1px;margin:2px -12px}.koc-app-menu-link{font-family:var(--font-display);letter-spacing:-.005em;color:var(--fg-base);border-radius:3px;padding:9px 10px;font-size:13.5px;text-decoration:none;transition:background .12s,color .12s}.koc-app-menu-link:hover{background:var(--bg-subtle)}.koc-app-menu-link.is-danger{color:#b91c1c}.koc-app-menu-link.is-danger:hover{background:#b91c1c14}@media (max-width:1000px){.koc-app-header-top{padding:14px 20px}.koc-app-nav{padding:4px 20px 8px}.koc-app-badge{display:none}}@media (max-width:720px){.koc-app-header-top{padding:12px 16px}.koc-app-nav{padding:4px 16px 8px}.koc-app-nav a{padding:6px 10px;font-size:10.5px}}@media (max-width:380px){.koc-app-logo-word{display:none}}.koc-app-main{flex:1;width:100%;min-width:0;max-width:1320px;margin:0 auto;padding:36px 32px 64px}@media (max-width:720px){.koc-app-main{padding:24px 20px 56px}}