*,:before,:after{box-sizing:border-box}html,body{-webkit-font-smoothing:antialiased;width:100%;height:100%;margin:0;padding:0;font-family:Inter,system-ui,Segoe UI,Roboto,sans-serif}#root{width:100%;height:100%}button{cursor:pointer;font-family:inherit}:root{--accent:#16a34a;--accent-hover:#15803d;--accent-subtle:#dcfce7;--accent-text:#14532d;--color-accent:var(--accent);--color-accent-subtle:var(--accent-subtle);--color-background-primary:#f8fafc;--color-background-secondary:#f1f5f9;--color-background-tertiary:#e2e8f0;--color-background-surface:#fff;--color-background-elevated:#fff;--color-text-primary:#0f172a;--color-text-secondary:#475569;--color-text-tertiary:#94a3b8;--color-text-info:var(--accent);--color-text-success:#16a34a;--color-text-danger:#dc2626;--color-border-primary:#e2e8f0;--color-border-secondary:#cbd5e1;--color-border-tertiary:#e2e8f0;--color-border-info:#86efac;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -4px #0000000d;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--nav-height:56px;--tab-height:64px}@media (prefers-color-scheme:dark){:root{--accent:#22c55e;--accent-hover:#16a34a;--accent-subtle:#14532d;--accent-text:#86efac;--color-accent:var(--accent);--color-accent-subtle:var(--accent-subtle);--color-background-primary:#0f172a;--color-background-secondary:#1e293b;--color-background-tertiary:#334155;--color-background-surface:#1e293b;--color-background-elevated:#1e293b;--color-text-primary:#f1f5f9;--color-text-secondary:#94a3b8;--color-text-tertiary:#64748b;--color-text-info:var(--accent);--color-text-success:#4ade80;--color-text-danger:#f87171;--color-border-primary:#1e293b;--color-border-secondary:#334155;--color-border-tertiary:#1e293b;--color-border-info:#166534;--shadow-sm:0 1px 2px 0 #0000004d;--shadow-md:0 4px 6px -1px #0006, 0 2px 4px -2px #0000004d;--shadow-lg:0 10px 15px -3px #00000080, 0 4px 6px -4px #0000004d}}.app-card{background:var(--color-background-surface);border:1px solid var(--color-border-tertiary);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);cursor:pointer;transition:box-shadow .15s,transform .15s,border-color .15s}.app-card:hover{box-shadow:var(--shadow-md);border-color:var(--accent);transform:translateY(-2px)}.app-card-row{background:var(--color-background-surface);border:1px solid var(--color-border-tertiary);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);cursor:pointer;transition:box-shadow .15s,border-color .15s}.app-card-row:hover{box-shadow:var(--shadow-md);border-color:var(--accent)}.btn-primary{border-radius:var(--radius-sm);background:var(--accent);color:#fff;cursor:pointer;white-space:nowrap;border:none;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:600;transition:background .15s,transform .1s;display:inline-flex}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:active{transform:scale(.97)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{border-radius:var(--radius-sm);border:1px solid var(--color-border-secondary);color:var(--color-text-secondary);cursor:pointer;white-space:nowrap;background:0 0;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;transition:background .15s,border-color .15s;display:inline-flex}.btn-ghost:hover{background:var(--color-background-secondary);border-color:var(--color-text-secondary)}.btn-ghost:disabled{opacity:.5;cursor:not-allowed}.btn-danger{border-radius:var(--radius-sm);border:1px solid var(--color-text-danger);color:var(--color-text-danger);cursor:pointer;white-space:nowrap;background:0 0;align-items:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:500;transition:background .15s;display:inline-flex}.btn-danger:hover{background:#fef2f2}.app-input{border-radius:var(--radius-sm);border:1.5px solid var(--color-border-secondary);background:var(--color-background-surface);width:100%;color:var(--color-text-primary);outline:none;padding:9px 12px;font-family:inherit;font-size:14px;transition:border-color .15s}.app-input:focus{border-color:var(--accent)}.section-title{letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-tertiary);margin:0 0 12px;font-size:11px;font-weight:700}.page-title{color:var(--color-text-primary);letter-spacing:-.02em;margin:0 0 4px;font-size:22px;font-weight:800}.muted{color:var(--color-text-tertiary);margin:0;font-size:13px}.app-shell{background:var(--color-background-primary);flex-direction:column;min-height:100%;display:flex}.app-nav{z-index:50;height:var(--nav-height);background:var(--color-background-surface);border-bottom:1px solid var(--color-border-tertiary);box-shadow:var(--shadow-sm);align-items:center;gap:4px;padding:0 20px;display:flex;position:sticky;top:0}.app-nav-logo{align-items:center;gap:6px;margin-right:8px;display:flex}.app-nav-links{align-items:center;gap:2px;display:flex}.app-nav-link{border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer;white-space:nowrap;background:0 0;border:none;padding:6px 12px;font-size:13px;font-weight:500;transition:background .12s,color .12s}.app-nav-link:hover{background:var(--color-background-secondary);color:var(--color-text-primary)}.app-nav-link.active{background:var(--accent-subtle);color:var(--accent-text);font-weight:600}.app-nav-right{align-items:center;gap:4px;margin-left:auto;display:flex}.app-content{width:100%;max-width:900px;padding:28px 24px;padding-bottom:calc(28px + env(safe-area-inset-bottom));flex:1;margin:0 auto}.app-tab-bar{height:var(--tab-height);background:var(--color-background-surface);border-top:1px solid var(--color-border-tertiary);z-index:100;padding-bottom:env(safe-area-inset-bottom);display:none;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 12px #00000014}.app-tab-bar-inner{height:100%;display:flex}.app-tab{cursor:pointer;color:var(--color-text-tertiary);background:0 0;border:none;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;font-size:10px;font-weight:500;transition:color .12s;display:flex}.app-tab.active{color:var(--accent)}.app-tab svg{width:22px;height:22px}@media (width<=640px){.app-nav-links,.app-nav-right .app-nav-link:not(.settings-btn):not(.help-btn){display:none}.app-tab-bar{display:flex}.app-content{padding:20px 16px;padding-bottom:calc(var(--tab-height) + 16px + env(safe-area-inset-bottom))}}.login-page{background:var(--color-background-primary);justify-content:center;align-items:center;min-height:100%;padding:24px 16px;display:flex}.login-card{background:var(--color-background-surface);border-radius:var(--radius-lg);width:100%;max-width:400px;box-shadow:var(--shadow-lg);border:1px solid var(--color-border-tertiary);padding:40px 36px}.login-logo{margin:0 0 4px}.login-subtitle{color:var(--color-text-secondary);margin:0 0 28px;font-size:14px}@media (width<=480px){.login-card{padding:32px 24px}}.canvas-shell{background:var(--color-background-primary);flex-direction:column;height:100%;display:flex;overflow:hidden}