:root{--primary:#2563eb;--primary-hover:#1d4ed8;--primary-light:#eff6ff;--secondary:#4f46e5;--accent:#f59e0b;--bg-color:#f8fafc;--surface:#fff;--surface-hover:#f1f5f9;--text-main:#0f172a;--text-muted:#64748b;--text-light:#94a3b8;--border:#e2e8f0;--border-focus:#93c5fd;--error:#ef4444;--success:#10b981;--warning:#f59e0b;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-full:9999px;--transition:all .2s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}.glass{-webkit-backdrop-filter:blur(10px);background:#ffffffb3;border:1px solid #ffffff4d}.glass-card{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--shadow-lg);border-radius:var(--radius-xl);background:#ffffffd9;border:1px solid #ffffff80}.text-h1{letter-spacing:-.025em;font-size:2.25rem;font-weight:800;line-height:1.2}.text-h2{letter-spacing:-.025em;font-size:1.875rem;font-weight:700;line-height:1.2}.text-h3{letter-spacing:-.025em;font-size:1.5rem;font-weight:600;line-height:1.2}.text-subtitle{color:var(--text-muted);font-size:1.125rem;font-weight:500}.text-body{color:var(--text-main);font-size:1rem}.text-small{color:var(--text-muted);font-size:.875rem}.text-xs{color:var(--text-light);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:500}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:600;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{background-color:var(--primary-hover);box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-secondary{color:var(--text-main);border-color:var(--border);box-shadow:var(--shadow-sm);background-color:#fff}.btn-secondary:hover{background-color:var(--surface-hover);border-color:#cbd5e1}.btn-ghost{color:var(--text-muted);background-color:#0000}.btn-ghost:hover{background-color:var(--surface-hover);color:var(--text-main)}.input-group{flex-direction:column;gap:.375rem;margin-bottom:1rem;display:flex}.input-label{color:var(--text-main);font-size:.875rem;font-weight:600}.input-field{border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-main);transition:var(--transition);background-color:#fff;outline:none;padding:.625rem .75rem;font-size:.875rem}.input-field:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s cubic-bezier(.16,1,.3,1) forwards fadeIn}.app-root{background:linear-gradient(135deg,#f0f9ff 0%,#e0e7ff 100%);flex-direction:column;height:100vh;display:flex;overflow:hidden}.app-main{flex:1;order:1;display:flex;position:relative;overflow:hidden}.global-nav{background:var(--surface);border-top:1px solid var(--border);z-index:50;height:60px;padding-bottom:env(safe-area-inset-bottom);order:2;justify-content:space-around;align-items:center;display:flex}.global-nav-item{color:var(--text-muted);cursor:pointer;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:4px;padding:8px;font-size:.65rem;text-decoration:none;transition:color .2s;display:flex}.global-nav-item:hover,.global-nav-item.active{color:var(--primary)}.sidebar{background:var(--surface);border-right:1px solid var(--border);z-index:40;width:280px;height:100%;box-shadow:var(--shadow-lg);flex-direction:column;transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;position:absolute;top:0;left:-280px}.sidebar.open{transform:translate(280px)}.sidebar-overlay{z-index:35;opacity:0;pointer-events:none;background:#0006;transition:opacity .3s;position:absolute;inset:0}.sidebar-overlay.open{opacity:1;pointer-events:auto}.main-content{flex-direction:column;flex:1;width:100%;display:flex;overflow:hidden}.topbar{background:var(--surface);border-bottom:1px solid var(--border);z-index:10;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;height:auto;min-height:56px;padding:.5rem 1rem;display:flex}.content-area{background-color:var(--bg-color);flex:1;position:relative;overflow-y:auto}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background-color:#00000080;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.modal-content{background:var(--surface);border-top-left-radius:var(--radius-xl);border-top-right-radius:var(--radius-xl);flex-direction:column;width:100%;height:90vh;display:flex;overflow:hidden}@media (width>=768px){.app-root{flex-direction:row}.app-main{order:2}.global-nav{border-top:none;border-right:1px solid var(--border);flex-direction:column;order:1;justify-content:flex-start;gap:1.5rem;width:64px;height:100%;padding-top:1rem}.sidebar{box-shadow:var(--shadow-sm);position:static;left:0;transform:none}.sidebar.open{transform:none}.sidebar-overlay{display:none}.topbar{height:64px;padding:0 1.5rem}.content-area{padding:1.5rem}.modal-overlay{align-items:center}.modal-content{border-radius:var(--radius-xl);max-width:650px;height:auto;max-height:90vh;box-shadow:var(--shadow-xl)}.hide-on-pc{display:none!important}.show-on-pc{display:inline!important}.min-w-desktop{min-width:600px}}@media (width<=767px){.hide-on-mobile{display:none!important}}.show-on-pc{display:none!important}.tree-item{cursor:pointer;border-radius:var(--radius-md);color:var(--text-muted);transition:var(--transition);align-items:center;gap:.5rem;margin:.125rem .5rem;padding:.5rem 1rem;display:flex}.tree-item:hover{background-color:var(--surface-hover);color:var(--text-main)}.tree-item.active{background-color:var(--primary-light);color:var(--primary);font-weight:500}.tree-children{padding-left:1.5rem;position:relative}.tree-children:before{content:"";background-color:var(--border);width:1px;position:absolute;top:0;bottom:0;left:.75rem}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}