.paper-page-container{background-color:var(--color-paper,#fff);min-height:100vh;color:var(--color-ink-dark,#333)}.paper-page-header{padding:var(--space-lg,2rem) var(--space-lg,2rem) var(--space-md,1rem);border-bottom:1px solid var(--color-border,#e0e0e0);background:#fff}.back-to-papers-btn{border:1px solid var(--color-border,#e0e0e0);padding:var(--space-sm,.5rem) var(--space-md,1rem);cursor:pointer;color:var(--color-text,#666);margin-bottom:var(--space-md,1rem);background:0 0;border-radius:4px;font-size:.9rem;transition:all .2s}.back-to-papers-btn:hover{background-color:var(--color-bg-light,#f5f5f5);border-color:var(--color-primary,#007bff);color:var(--color-primary,#007bff)}.paper-page-title{color:var(--color-text-dark,#222);margin:0;font-size:1.8rem;font-weight:600;line-height:1.3}.paper-page-content{height:calc(100vh - 120px);overflow:hidden}.paper-page-content .latex-paper-viewer{border:none;border-radius:0;height:100%}@media (max-width:768px){.paper-page-header{padding:var(--space-md,1rem)}.paper-page-title{font-size:1.4rem}.paper-page-content{height:calc(100vh - 100px)}}