:root{--radius:12px;--radius-sm:8px;--sidebar-width:320px;--nav-width:72px;--projects-width:232px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Hiragino Sans",Meiryo,system-ui,sans-serif;--font-scale:1;--accent:#3b6cff;--accent-hover:#2f5be0;--accent-contrast:#fff}:root,[data-theme=light]{--bg:#f5f6f9;--bg-elevated:#fff;--bg-input:#fff;--panel:#fff;--border:#e4e7ee;--border-strong:#d2d7e0;--text:#1b1f27;--text-muted:#5d6470;--text-faint:#9aa1ad;--danger:#e5484d;--lock:#b07d00;--shadow:0 8px 30px rgba(20,30,60,.12)}[data-theme=dark]{--bg:#0f1115;--bg-elevated:#161922;--bg-input:#1c2030;--panel:#12141b;--border:#262b38;--border-strong:#333a4a;--text:#e6e9ef;--text-muted:#9aa3b2;--text-faint:#6b7384;--danger:#ff6b6b;--lock:#ffcf5c;--shadow:0 8px 30px rgba(0,0,0,.35)}[data-theme=sepia]{--bg:#efe6d3;--bg-elevated:#faf3e3;--bg-input:#fffdf6;--panel:#faf3e3;--border:#e0d5bb;--border-strong:#cdbf9c;--text:#3a3326;--text-muted:#6f6450;--text-faint:#a1947a;--danger:#c0492b;--lock:#9a6b00;--shadow:0 8px 30px rgba(80,60,20,.14)}[data-theme=midnight]{--bg:#060814;--bg-elevated:#0d1124;--bg-input:#121732;--panel:#0a0d1d;--border:#1d2440;--border-strong:#2b3457;--text:#dfe4f5;--text-muted:#8b95b8;--text-faint:#5b6488;--danger:#ff6b6b;--lock:#ffd166;--shadow:0 8px 34px rgba(0,0,0,.5)}[data-accent=blue]{--accent:#3b6cff;--accent-hover:#2f5be0;--accent-contrast:#fff}[data-accent=violet]{--accent:#7c5cff;--accent-hover:#6a49ee;--accent-contrast:#fff}[data-accent=green]{--accent:#1f9d57;--accent-hover:#178048;--accent-contrast:#fff}[data-accent=teal]{--accent:#0d9aa8;--accent-hover:#0a8190;--accent-contrast:#fff}[data-accent=orange]{--accent:#e8650e;--accent-hover:#cc560a;--accent-contrast:#fff}[data-accent=pink]{--accent:#e0418a;--accent-hover:#cc2f78;--accent-contrast:#fff}[data-fontsize=s]{--font-scale:0.92}[data-fontsize=m]{--font-scale:1}[data-fontsize=l]{--font-scale:1.12}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;font-size:calc(15px * var(--font-scale));line-height:1.6;overscroll-behavior:none;transition:background .2s ease,color .2s 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28px;font-size:14px}.field{display:block;width:100%;background:var(--bg-input);border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:11px 13px;font-size:15px;color:var(--text);outline:none;transition:border-color .15s ease}.field:focus{border-color:var(--accent)}.field::placeholder{color:var(--text-faint)}.auth-card .btn-primary{width:100%;margin-top:14px;padding:11px}.auth-note{color:var(--text-faint);font-size:12.5px;margin-top:18px;line-height:1.5}.auth-message{margin-top:16px;padding:12px 14px;border-radius:var(--radius-sm);font-size:14px;background:rgba(108,140,255,.12);border:1px solid rgba(108,140,255,.3)}.auth-message.error{background:hsla(0,100%,71%,.1);border-color:hsla(0,100%,71%,.35);color:var(--danger)}.shell{display:flex;height:100dvh;overflow:hidden}.app,.shell-main{flex:1 1;min-width:0;display:flex;overflow:hidden}.app{height:100%}.nav-rail{width:var(--nav-width);flex-shrink:0;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:stretch;padding:10px 8px;gap:4px}.nav-rail .nav-logo{font-size:18px;font-weight:800;text-align:center;padding:8px 0 12px;color:var(--accent)}.nav-item{display:flex;flex-direction:column;align-items:center;gap:3px;border:none;background:transparent;color:var(--text-muted);border-radius:var(--radius-sm);padding:10px 4px;font-size:11px;transition:background .12s ease,color .12s ease}.nav-item .nav-glyph{font-size:20px;line-height:1}.nav-item:hover{background:var(--bg-elevated);color:var(--text)}.nav-item.active{background:var(--bg-elevated);color:var(--accent)}.nav-spacer{flex:1 1}.projects-panel{width:var(--projects-width);flex-shrink:0;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100%}.projects-head{display:flex;align-items:center;justify-content:space-between;padding:14px 14px 10px;border-bottom:1px solid var(--border)}.projects-head 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1;min-width:0}.attachment-name{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.attachment-sub{font-size:12px;color:var(--text-faint)}.attachment-thumb{max-width:100%;border-radius:var(--radius-sm);margin-top:6px;display:block}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;padding:24px;z-index:50;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--border-strong);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow)}.modal h3{margin:0 0 6px;font-size:18px}.modal p{margin:0 0 18px;color:var(--text-muted);font-size:13.5px;line-height:1.6}.modal .field{margin-bottom:10px}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:8px}.modal-error{color:var(--danger);font-size:13px;margin:4px 0 10px}.mobile-back{display:none}@media (max-width:720px){:root{--nav-width:56px;--projects-width:150px}.nav-item{font-size:10px}.sidebar{width:auto;flex:1 1;min-width:0;border-right:none}.shell-main[data-view=editor] .projects-panel,.shell-main[data-view=editor] .sidebar,.shell-main[data-view=list] .editor{display:none}.mobile-back{display:inline-flex}.editor-body{padding:18px 16px 80px}.settings-view{padding:20px 16px 80px}}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:8px;border:2px solid var(--panel)}::-webkit-scrollbar-track{background:transparent}