:root{--primary:#1e293b;--primary-light:#334155;--secondary:#3b82f6;--secondary-hover:#2563eb;--success:#10b981;--danger:#ef4444;--background:#f8fafc;--surface:#fff;--text:#0f172a;--text-light:#64748b;--border:#e2e8f0;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--background);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}.app-container{flex-direction:column;min-height:100vh;display:flex}.main-content{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:1rem}.navbar{background-color:var(--surface);border-bottom:1px solid var(--border);z-index:100;box-shadow:var(--shadow-sm);justify-content:space-between;align-items:center;padding:1rem;display:flex;position:sticky;top:0}.nav-brand{color:var(--primary);align-items:center;gap:.5rem;font-size:1.25rem;font-weight:700;display:flex}.nav-links{gap:1rem;display:none}@media (width>=768px){.nav-links{display:flex}}.nav-link{color:var(--text-light);border-radius:var(--radius-md);padding:.5rem .75rem;font-weight:500;transition:all .2s}.nav-link.active,.nav-link:hover{background-color:var(--background);color:var(--secondary)}.card{background-color:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border);margin-bottom:1rem;padding:1.5rem;transition:transform .2s,box-shadow .2s}.card:hover{box-shadow:var(--shadow-md)}.card-title{color:var(--primary);margin-bottom:.5rem;font-size:1.125rem;font-weight:600}.btn{border-radius:var(--radius-md);justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;transition:all .2s;display:inline-flex}@media (width>=640px){.btn{width:auto}}.btn-primary{background-color:var(--secondary);color:#fff}.btn-primary:hover{background-color:var(--secondary-hover)}.btn-outline{border:1px solid var(--border);color:var(--text);background-color:#0000}.btn-outline:hover{background-color:var(--background);border-color:var(--text-light)}.form-group{margin-bottom:1.25rem}.form-label{color:var(--primary-light);margin-bottom:.5rem;font-size:.875rem;font-weight:500;display:block}.form-control{border:1px solid var(--border);border-radius:var(--radius-md);width:100%;padding:.75rem;font-family:inherit;font-size:1rem;transition:border-color .2s,box-shadow .2s}.form-control:focus{border-color:var(--secondary);outline:none;box-shadow:0 0 0 3px #3b82f61a}textarea.form-control{resize:vertical;min-height:100px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.text-center{text-align:center}.text-sm{font-size:.875rem}.text-muted{color:var(--text-light)}.grid{gap:1rem;display:grid}@media (width>=640px){.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}}.badge{text-transform:uppercase;border-radius:9999px;padding:.25rem .5rem;font-size:.75rem;font-weight:600;display:inline-block}.badge-draft{color:#475569;background-color:#f1f5f9}.badge-progress{color:#1e40af;background-color:#dbeafe}.badge-done{color:#065f46;background-color:#d1fae5}.bottom-nav{background-color:var(--surface);border-top:1px solid var(--border);z-index:100;justify-content:space-around;padding:.5rem;display:flex;position:fixed;bottom:0;left:0;right:0}.bottom-nav-item{color:var(--text-light);flex-direction:column;align-items:center;gap:.25rem;font-size:.75rem;display:flex}.bottom-nav-item.active{color:var(--secondary)}@media (width>=768px){.bottom-nav{display:none}}