*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #7C3AED;--primary-dark: #6D28D9;--success: #10B981;--warning: #F59E0B;--error: #EF4444;--bg: #F9FAFB;--surface: #FFFFFF;--text: #111827;--text-secondary: #6B7280}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.app{display:flex;flex-direction:column;min-height:100vh;padding-bottom:70px}.app-header{background:var(--primary);color:#fff;padding:16px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 4px #0000001a}.app-header h1{font-size:20px;font-weight:700}.user-info{font-size:14px;opacity:.9}.app-content{flex:1;padding:16px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:#fff;display:flex;justify-content:space-around;padding:8px 0;box-shadow:0 -2px 8px #0000001a;z-index:100}.nav-item{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:var(--text-secondary);font-size:10px;padding:4px 8px;border-radius:8px;transition:all .2s}.nav-item.active{color:var(--primary);background:#7c3aed1a}.nav-icon{font-size:20px;margin-bottom:2px}.nav-label{font-size:10px}.card{background:var(--surface);border-radius:12px;padding:16px;margin-bottom:16px;box-shadow:0 2px 4px #0000000d}.card-title{font-size:16px;font-weight:600;margin-bottom:8px}.card-content{color:var(--text-secondary);font-size:14px}.btn{background:var(--primary);color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}.btn:hover{background:var(--primary-dark)}.btn-secondary{background:var(--surface);color:var(--primary);border:2px solid var(--primary)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.badge{display:inline-block;padding:4px 8px;border-radius:12px;font-size:12px;font-weight:600}.badge-success{background:#10b9811a;color:var(--success)}.badge-warning{background:#f59e0b1a;color:var(--warning)}.badge-error{background:#ef44441a;color:var(--error)}.list{list-style:none}.list-item{padding:12px;border-bottom:1px solid #eee;display:flex;justify-content:space-between;align-items:center}.list-item:last-child{border-bottom:none}@media (max-width: 480px){.app-header h1{font-size:18px}.grid{grid-template-columns:repeat(2,1fr)}}