:root,[data-theme=light]{--font-sans: "Inter", system-ui, -apple-system, sans-serif;--bg-base: #f1f5f9;--bg-surface: #ffffff;--bg-elevated: #e2e8f0;--bg-header: rgba(255, 255, 255, .95);--text-primary: #0f172a;--text-secondary: #64748b;--accent: #0284c7;--accent-hover: #0369a1;--accent-fg: #ffffff;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--border: #cbd5e1;--radius: 12px;--nav-height: 64px;--header-height: 56px;--touch-min: 44px}[data-theme=dark]{--bg-base: #0f172a;--bg-surface: #1e293b;--bg-elevated: #334155;--bg-header: rgba(15, 23, 42, .95);--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent: #38bdf8;--accent-hover: #0ea5e9;--accent-fg: #0f172a;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--border: #475569}*,*:before,*:after{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;font-family:var(--font-sans);color:var(--text-primary);background:var(--bg-base);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:var(--header-height);padding:0 1rem;background:var(--bg-header);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);flex-shrink:0}.app-header h1{margin:0;font-size:1rem;font-weight:600}.app-header-actions{display:flex;align-items:center;gap:.5rem;flex-shrink:0}.app-body{flex:1;display:flex;flex-direction:column;min-height:0;padding-bottom:calc(var(--nav-height) + env(safe-area-inset-bottom))}.app-nav{position:fixed;bottom:0;left:0;right:0;z-index:20;display:grid;grid-template-columns:repeat(5,1fr);min-height:var(--nav-height);padding-bottom:env(safe-area-inset-bottom);background:var(--bg-surface);border-top:1px solid var(--border)}.app-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.2rem;min-height:var(--touch-min);font-size:.65rem;color:var(--text-secondary)}.app-nav a.active{color:var(--accent);font-weight:600}.app-main{flex:1;padding:1rem;max-width:960px;width:100%;margin:0 auto}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;margin-bottom:.75rem}.card h3{margin:0 0 .25rem;font-size:1rem}.card p{margin:0;color:var(--text-secondary);font-size:.875rem}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:var(--touch-min);padding:0 1rem;border:none;border-radius:var(--radius);background:var(--accent);color:var(--accent-fg);font-weight:600;cursor:pointer}.btn:hover:not(:disabled){background:var(--accent-hover)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){filter:brightness(.95)}.btn-icon{min-height:36px;min-width:36px;padding:0 .5rem;font-size:.8rem}.form-group{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}.form-group label{font-size:.875rem;color:var(--text-secondary)}.form-group input,.form-group select,.form-group textarea{min-height:var(--touch-min);padding:.75rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-surface);color:var(--text-primary)}.badge{display:inline-block;padding:.15rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600}.badge-success{background:#22c55e26;color:var(--success)}.badge-warning{background:#f59e0b26;color:var(--warning)}.badge-danger{background:#ef444426;color:var(--danger)}.empty-state{text-align:center;padding:2rem 1rem;color:var(--text-secondary)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}.login-card{width:100%;max-width:400px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:0 4px 24px #0f172a14}.login-card h1{margin:0 0 .25rem;font-size:1.5rem}.login-card p{margin:0 0 1.5rem;color:var(--text-secondary)}.error-text{color:var(--danger);font-size:.875rem;margin-bottom:1rem}.page-header{display:flex;justify-content:space-between;align-items:center;gap:.75rem;margin-bottom:1rem}.page-header h2{margin:0}@media(min-width:768px){.app-body{flex-direction:row;padding-bottom:0}.app-nav{position:sticky;top:var(--header-height);bottom:auto;width:220px;height:calc(100vh - var(--header-height));grid-template-columns:1fr;grid-template-rows:repeat(5,minmax(var(--touch-min),auto));align-content:start;padding:1rem 0;border-top:none;border-right:1px solid var(--border);flex-shrink:0}.app-nav a{flex-direction:row;justify-content:flex-start;padding:0 1rem;font-size:.875rem;gap:.5rem}.app-main{padding:1.5rem 2rem;max-width:none}}