:root{--gold: #F5A623;--gold-dark: #CC8419;--bg: #F7F7FB;--surface: #FFFFFF;--text: #1A1A2E;--text-2: #6B6B7B;--border: #E4E4EE}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif}a{color:inherit;text-decoration:none}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:64px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}.brand-icon{font-size:26px}.nav{display:flex;gap:20px}.nav-link{color:var(--text-2);font-weight:600;font-size:14px;padding:8px 4px;border-bottom:2px solid transparent}.nav-link:hover,.nav-link.router-link-active{color:var(--gold-dark);border-bottom-color:var(--gold)}.nav-account{color:var(--gold-dark)}.main{flex:1}.footer{padding:20px 24px;text-align:center;color:var(--text-2);font-size:13px;background:var(--surface);border-top:1px solid var(--border)}.btn{display:inline-block;border:none;cursor:pointer;font-weight:700;border-radius:10px;padding:12px 22px;font-size:15px;background:var(--gold);color:#000;transition:filter .15s}.btn:hover{filter:brightness(.95)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:transparent;border:1.5px solid var(--border);color:var(--text)}.btn-danger{background:transparent;border:1.5px solid #EF4444;color:#ef4444}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:20px}.badge{display:inline-block;font-size:11px;font-weight:700;padding:3px 10px;border-radius:999px}.badge-premium{background:#fef3c7;color:#92400e}.badge-free{background:#d1fae5;color:#065f46}.badge-gold{background:#fef3c7;color:#92400e}