:root{--bg: #0f1226;--bg-soft: #1a1f3d;--card: #232a52;--line: #313a6e;--text: #e8ebff;--muted: #9aa3d4;--primary: #5b6cff;--primary-press: #4859e6;--good: #36d399;--bad: #f87272;--radius: 14px}*{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}body{font-family:-apple-system,PingFang TC,Microsoft JhengHei,system-ui,sans-serif;background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent}.app-shell{max-width:480px;margin:0 auto;min-height:100%;display:flex;flex-direction:column}.app-main{flex:1;padding:16px}.app-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--bg-soft);border-bottom:1px solid var(--line)}.app-header .brand{font-weight:800;letter-spacing:1px}.app-header nav{display:flex;gap:14px;font-size:14px}.app-header nav a{color:var(--muted);text-decoration:none}.app-header nav a.router-link-active{color:var(--text)}.balance-bar{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#2a326a,#1c2350);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:16px}.balance-bar .label{color:var(--muted);font-size:13px}.balance-bar .amount{font-size:26px;font-weight:800}.balance-bar button{background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:10px;padding:8px 12px}.section-title{font-size:14px;color:var(--muted);margin:18px 0 10px}.game-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.game-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;cursor:pointer;transition:transform .08s ease}.game-card:active{transform:scale(.97)}.game-card .thumb{aspect-ratio:4 / 3;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 30%,#38407a,#232a52);font-size:30px}.game-card .name{padding:10px;font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.field{margin-bottom:14px}.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.field input{width:100%;padding:13px 14px;background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;color:var(--text);font-size:16px}.field input:focus{outline:none;border-color:var(--primary)}.btn{width:100%;padding:14px;border:none;border-radius:12px;font-size:16px;font-weight:700;background:var(--primary);color:#fff;cursor:pointer}.btn:active{background:var(--primary-press)}.btn:disabled{opacity:.6}.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--muted)}.alert{background:#f872721f;border:1px solid var(--bad);color:var(--bad);padding:10px 12px;border-radius:10px;font-size:14px;margin-bottom:14px}.muted{color:var(--muted)}.center{text-align:center}.spacer{height:12px}.login-wrap{display:flex;flex-direction:column;justify-content:center;min-height:100%;padding:24px}.login-wrap .title{font-size:24px;font-weight:800;text-align:center;margin-bottom:4px}.login-wrap .sub{text-align:center;color:var(--muted);margin-bottom:28px}.history-item{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--line)}.history-item .meta{font-size:12px;color:var(--muted)}.history-item .amt.pos{color:var(--good)}.history-item .amt.neg{color:var(--bad)}.play-frame{width:100%;height:calc(100vh - 56px);border:0;display:block}.loading{text-align:center;color:var(--muted);padding:40px 0}