:root{--color-background:#0b1020;--color-surface:#141b2d;--color-accent:#7c5cfc;--color-text-primary:#f0f2f8;--color-text-secondary:#8b95a8;--color-divider:#1e2740;--color-error:#ff6b6b}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{background:var(--color-background);min-height:100%;color:var(--color-text-primary);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif}#app{min-height:100vh}a{color:inherit}input,textarea,button{font:inherit;color:inherit}.btn{background:var(--color-accent);color:#fff;cursor:pointer;border:none;border-radius:24px;justify-content:center;align-items:center;padding:12px 24px;font-weight:500;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-outline{border:1px solid var(--color-accent);color:var(--color-accent);background:0 0}.input{background:var(--color-surface);border:none;border-radius:12px;outline:none;width:100%;padding:12px 16px}.input::placeholder{color:var(--color-text-secondary)}.page-appbar{background:var(--color-surface);border-bottom:1px solid var(--color-divider);align-items:center;height:48px;padding:0 8px;display:flex}.page-appbar .title{text-align:center;flex:1;margin-right:32px;font-weight:600}.page-appbar .back{width:40px;height:40px;color:var(--color-text-primary);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;font-size:20px;display:flex}.loading-spinner{border:3px solid #ffffff1f;border-top-color:var(--color-accent);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.toast{border:1px solid var(--color-divider);z-index:9999;pointer-events:none;background:#141b2df2;border-radius:8px;max-width:90%;padding:10px 16px;font-size:14px;position:fixed;bottom:80px;left:50%;transform:translate(-50%)}.masonry-grid{column-count:2;column-gap:10px;padding:12px}.masonry-grid .masonry-item{break-inside:avoid;margin-bottom:10px}