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var(--md-sys-color-outline-variant,#e0e3e7);background-color:var(--md-sys-color-surface-container,#f0f2f5);width:56px;height:78px;box-shadow:var(--md-elevation-level-1,0 1px 3px #3c40431a);justify-content:center;align-items:center;display:flex;overflow:hidden}[data-theme=dark] .m3-book-cover-wrap{border-color:var(--md-sys-color-outline-variant,#3c4043);background-color:var(--md-sys-color-surface-container,#1e1f20)}.m3-book-cover-img{object-fit:cover;width:100%;height:100%;display:block}.m3-book-main-col{flex:1;min-width:0;font-family:Noto Sans SC Variable,Noto Sans SC,Source Han Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.m3-book-title{color:var(--md-sys-color-on-surface,#1f1f1f);margin:0 0 .35rem;font-size:1.15rem;font-weight:600;line-height:1.35;transition:color .15s;font-family:Noto Sans SC Variable,Noto Sans SC,Source Han Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif!important}[data-theme=dark] .m3-book-title{color:var(--md-sys-color-on-surface,#e3e3e3)}.m3-book-card:hover .m3-book-title{color:var(--md-sys-color-primary,#0b57d0)}[data-theme=dark] .m3-book-card:hover .m3-book-title{color:var(--md-sys-color-primary,#a8c7fa)}.m3-book-chip-set{pointer-events:none;--md-assist-chip-container-shape:var(--md-shape-corner-small,8px);--md-assist-chip-container-color:var(--md-sys-color-secondary-container,#c2e7ff);--md-assist-chip-label-text-color:var(--md-sys-color-on-secondary-container,#001d35);--md-assist-chip-outline-color:transparent;--md-assist-chip-outline-width:0px;--md-assist-chip-container-height:26px;--md-assist-chip-label-text-size:.775rem;--md-assist-chip-label-text-weight:500;--md-assist-chip-label-text-font:"Noto Sans SC Variable", "Noto Sans SC", "Source Han Sans SC", sans-serif;flex-wrap:wrap;gap:.4rem;margin:.35rem 0 .6rem;display:flex}[data-theme=dark] .m3-book-chip-set{--md-assist-chip-container-color:var(--md-sys-color-secondary-container,#004a77);--md-assist-chip-label-text-color:var(--md-sys-color-on-secondary-container,#c2e7ff)}md-assist-chip:not(:defined){border-radius:var(--md-shape-corner-small,8px);background-color:var(--md-sys-color-secondary-container,#c2e7ff);height:26px;color:var(--md-sys-color-on-secondary-container,#001d35);box-sizing:border-box;border:none;align-items:center;padding:0 .65rem;font-family:Noto Sans SC Variable,Noto Sans SC,Source Han Sans SC,sans-serif;font-size:.775rem;font-weight:500;display:inline-flex}[data-theme=dark] md-assist-chip:not(:defined){background-color:var(--md-sys-color-secondary-container,#004a77);color:var(--md-sys-color-on-secondary-container,#c2e7ff)}md-assist-chip:defined .m3-chip-fallback{display:none}.m3-book-desc{color:var(--md-sys-color-on-surface-variant,#444746);margin:0;font-size:.875rem;line-height:1.6;font-family:Noto Sans SC Variable,Noto Sans SC,Source Han Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif!important}[data-theme=dark] .m3-book-desc{color:var(--md-sys-color-on-surface-variant,#c4c7c5)}.catalogue-empty{text-align:center;color:var(--md-sys-color-on-surface-variant,#444746);border:1px dashed var(--md-sys-color-outline-variant,#e0e3e7);border-radius:var(--md-shape-corner-large,16px);background-color:var(--md-sys-color-surface-container-low,#f8f9fa);margin-top:1.5rem;padding:3.5rem 1.5rem;font-size:.95rem}[data-theme=dark] .catalogue-empty{background-color:var(--md-sys-color-surface-container-low,#18191a);border-color:var(--md-sys-color-outline-variant,#3c4043);color:var(--md-sys-color-on-surface-variant,#c4c7c5)}.empty-icon{width:40px;height:40px;color:var(--md-sys-color-outline,#72777d);margin-bottom:.75rem}[data-theme=dark] .empty-icon{color:var(--md-sys-color-outline,#8e918f)}.catalogue-empty-btn{border-radius:var(--md-shape-corner-full,9999px);background-color:var(--md-sys-color-primary,#0b57d0);color:var(--md-sys-color-on-primary,#fff);cursor:pointer;border:none;align-items:center;margin-top:.75rem;padding:.4rem 1.15rem;font-size:.85rem;font-weight:500;display:inline-flex}[data-theme=dark] .catalogue-empty-btn{background-color:var(--md-sys-color-primary,#a8c7fa);color:var(--md-sys-color-on-primary,#062e6f)}.site-footer{background-color:var(--md-sys-color-surface,#fff);color:var(--md-sys-color-outline,#72777d);border:none;padding:2.5rem 0;font-size:.8125rem;transition:background-color .2s}[data-theme=dark] .site-footer{background-color:var(--md-sys-color-surface-container-low,#131314);color:var(--md-sys-color-outline,#8e918f);border:none}.footer-inner{border:none;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;padding-bottom:0;display:flex}[data-theme=dark] .footer-inner{border:none}.footer-brand{font-family:var(--md-sys-typescale-title-medium-font,"Google Sans", sans-serif);color:var(--md-sys-color-on-surface,#1f1f1f);font-size:.95rem;font-weight:600}[data-theme=dark] .footer-brand{color:var(--md-sys-color-on-surface,#e3e3e3)}.footer-links{gap:1.5rem;display:flex}.footer-links a{color:var(--md-sys-color-on-surface-variant,#444746);transition:color .15s}[data-theme=dark] .footer-links a{color:var(--md-sys-color-on-surface-variant,#c4c7c5)}.footer-links a:hover{color:var(--md-sys-color-primary,#0b57d0)}[data-theme=dark] .footer-links a:hover{color:var(--md-sys-color-primary,#a8c7fa)}@media (width<=680px){.m3-hero{padding:2.25rem 0 2rem}.m3-search-form{height:48px;padding:0 .35rem 0 1rem}.m3-search-submit{padding:.4rem .9rem;font-size:.8125rem}.book-results-section{padding:1.75rem 0 3.5rem}.m3-book-card{gap:.85rem;padding:1rem}.m3-book-cover-wrap{width:46px;height:66px}.footer-inner{flex-direction:column;align-items:flex-start;gap:.75rem}}