.app-shell{display:flex;flex-direction:column;min-height:100vh}.app-sidebar{width:100%;flex-shrink:0;padding:var(--space-sm) var(--space-md);background:var(--panel-translucent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-sm);display:flex;flex-direction:row;align-items:center;gap:var(--space-xs);position:sticky;top:0;z-index:10;overflow-x:auto}.app-sidebar .sidebar-brand{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:17px;font-weight:700;color:var(--ink);text-decoration:none;text-transform:uppercase;letter-spacing:0.08em;margin-right:var(--space-md);white-space:nowrap}.app-sidebar .nav-sep{width:1px;height:20px;background:var(--line);flex-shrink:0;margin:0 var(--space-xs)}.app-sidebar .nav-link{display:flex;align-items:center;gap:6px;padding:7px 12px;border-radius:var(--radius-sm);color:var(--muted);text-decoration:none;text-transform:uppercase;letter-spacing:0.05em;font-weight:500;font-size:12px;white-space:nowrap;transition:background 0.15s,color 0.15s}.app-sidebar .nav-link:hover{background:var(--primary-soft);color:var(--ink)}.app-sidebar .nav-link.active{background:var(--primary-soft);color:var(--primary-dark);font-weight:600}.app-main{flex:1;min-width:0}.app-sidebar .nav-links{display:flex;flex-direction:row;align-items:center;gap:var(--space-xs)}@media (max-width:768px){.app-sidebar{padding:var(--space-xs) var(--space-sm);flex-wrap:wrap}.app-sidebar .sidebar-brand{font-size:15px;margin-right:auto}.app-sidebar .nav-toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:none;cursor:pointer;font-size:20px;color:var(--ink);padding:0}.app-sidebar .nav-links{display:none;width:100%;flex-direction:column;gap:2px;padding-top:var(--space-xs);border-top:1px solid var(--line)}.app-sidebar .nav-links.open{display:flex}.app-sidebar .nav-sep{display:none}.app-sidebar .nav-link{padding:10px 12px;font-size:13px}}@media (min-width:769px){.app-sidebar .nav-toggle{display:none}}.app-footer{max-width:1200px;margin:0 auto;padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted);border-top:1px solid var(--line)}.app-footer-left{display:flex;align-items:center;gap:16px}.app-footer .beta-notice{font-style:italic}.app-footer .footer-feedback-btn{font-size:12px;padding:4px 12px;border-radius:999px;border:1px solid var(--line);background:var(--panel);color:var(--muted);cursor:pointer;white-space:nowrap;transition:background 0.15s,color 0.15s}.app-footer .footer-feedback-btn:hover{background:var(--primary-soft);color:var(--ink)}@media (max-width:600px){.app-footer{flex-direction:column;align-items:flex-start;gap:8px;padding:12px 12px}}.feedback-modal-backdrop{position:fixed;inset:0;background:rgba(26,21,16,0.48);display:grid;place-items:center;padding:20px;z-index:40}.feedback-modal-backdrop[hidden]{display:none}.feedback-modal{width:min(100%,520px);background:#fffdf9;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:22px;display:grid;gap:18px}.feedback-modal-header{display:flex;justify-content:space-between;align-items:center;gap:16px}.feedback-modal-header h3{margin:0;font-size:16px}.feedback-form{display:grid;gap:14px}.feedback-form label{display:grid;gap:8px;font-size:14px;color:var(--muted)}.feedback-form textarea{width:100%;border-radius:14px;border:1px solid var(--line);padding:12px 14px;font:inherit;color:var(--ink);background:white;resize:vertical;min-height:140px}.feedback-form-actions{display:flex;justify-content:flex-end}.feedback-modal-status{font-size:13px;line-height:1.5;color:var(--muted)}