:root{--bg: #0b1020;--card: #11182d;--text: #e7ecf5;--muted: #93a0b5;--brand: #5b8cff}*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Noto Sans,Helvetica Neue,Arial,"Apple Color Emoji","Segoe UI Emoji"}.app-root{min-height:100%;display:grid;grid-template-rows:1fr auto}.page{padding:16px}.footer{border-top:1px solid #1f2a44;background:#0a0e1ecc;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px 12px}.tab{text-decoration:none;color:var(--muted);background:var(--card);padding:12px 16px;border-radius:12px;text-align:center;transition:transform .08s ease,color .2s ease,background .2s ease}.tab:hover{transform:translateY(-1px)}.tab.active{color:#fff;background:linear-gradient(180deg,#5b8cff,#3a6cff);box-shadow:0 6px 16px #5b8cff59}