:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--color-bg:#fbf6ee;--color-surface:#fffdf9;--color-sunken:#f3eadd;--color-ink:#2b1f2a;--color-muted:#5e4f5c;--color-primary:#b5386a;--color-primary-strong:#8e2852;--color-primary-soft:#f8dde4;--color-on-primary:#fff;--color-accent:#3f6b52;--color-accent-soft:#dde9dc;--color-border:#e6dacb;--color-border-control:#8a7a80;--color-danger:#a3271f;--color-focus:var(--color-ink);--font-body:system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-display:ui-serif, "Iowan Old Style", Palatino, Georgia, serif;--radius-card:20px;--radius-control:12px;--radius-pill:24px;--shadow-card:0 8px 24px #2b1f2a0f;--shadow-control:0 2px 6px #2b1f2a24;--control-height:48px;--page-gutter:32px;--card-padding:24px}*{box-sizing:border-box}[hidden]{display:none!important}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--color-bg);color:var(--color-ink);font-family:var(--font-body);overflow-wrap:break-word;margin:0;line-height:1.6}a{color:var(--color-primary-strong);text-underline-offset:.15em}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.01em;margin:0 0 12px;font-weight:600;line-height:1.2}h1{letter-spacing:-.02em;margin-bottom:16px;font-size:clamp(2rem,4vw,3rem);font-weight:500;line-height:1.1}h1 em{color:var(--color-primary)}h2{font-size:1.5rem}h3{font-size:1.125rem}p{max-width:60ch;margin:0 0 16px}small{font-size:.8125rem}:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}button,input,select,textarea{font:inherit}button{max-width:100%;min-height:var(--control-height);border:1px solid var(--color-primary);border-radius:var(--radius-pill);background:var(--color-primary);box-shadow:var(--shadow-control);color:var(--color-on-primary);overflow-wrap:anywhere;cursor:pointer;padding:10px 22px;font-size:1rem;font-weight:600;line-height:1.25}button:disabled{border-color:var(--color-border);background:var(--color-sunken);box-shadow:none;color:var(--color-muted);cursor:not-allowed}nav button:enabled:not([aria-pressed]),header button:enabled:not([aria-pressed]),button[aria-pressed=false]:enabled{border-color:var(--color-border-control);box-shadow:none;color:var(--color-ink);background:0 0}label{max-width:38rem;margin:0 0 16px;font-size:.9375rem;font-weight:600;display:block}label small{color:var(--color-muted);font-weight:400}input,select,textarea{width:100%;min-height:var(--control-height);border:1px solid var(--color-border-control);border-radius:var(--radius-control);background:var(--color-surface);color:var(--color-ink);margin-top:6px;padding:10px 14px;font-size:1rem;font-weight:400;line-height:1.4;display:block}textarea{resize:vertical;min-height:120px;line-height:1.5}input[type=checkbox],input[type=radio]{width:24px;height:24px;min-height:0;accent-color:var(--color-primary);flex:none;margin:0;padding:0}input:disabled,select:disabled,textarea:disabled{border-color:var(--color-border);background:var(--color-sunken);color:var(--color-muted);opacity:1;cursor:not-allowed}::placeholder{color:var(--color-muted);opacity:1}[role=status]{margin:12px 0 0;font-weight:600}[role=status]:empty{margin:0}[role=alert]{border:1px solid var(--color-danger);border-radius:var(--radius-control);background:var(--color-surface);color:var(--color-danger);border-left-width:4px;margin:16px 0;padding:12px 16px;font-weight:600}.welcome{max-width:1080px;padding:var(--page-gutter);margin:0 auto}header{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:24px;display:flex}.wordmark{min-height:44px;color:var(--color-ink);font-family:var(--font-display);letter-spacing:-.01em;align-items:center;margin-right:auto;font-size:1.75rem;font-weight:700;text-decoration:none;display:inline-flex}.wordmark span{color:var(--color-primary);margin-left:6px}.badge{border:1px solid var(--color-accent);border-radius:var(--radius-control);background:var(--color-accent-soft);width:fit-content;max-width:100%;color:var(--color-ink);margin:0;padding:4px 12px;font-size:.8125rem;font-weight:600;line-height:1.4;display:block}nav{flex-wrap:wrap;gap:8px;margin:0 0 32px;display:flex}footer{border-top:1px solid var(--color-border);color:var(--color-muted);margin-top:56px;padding-top:24px;font-size:.875rem}.intro{max-width:740px;padding:72px 0 56px}.intro h1{font-size:clamp(2.5rem,6vw,4.25rem)}.eyebrow{color:var(--color-accent);letter-spacing:.12em;text-transform:uppercase;margin:0 0 8px;font-size:.8125rem;font-weight:700}aside{border-radius:var(--radius-card);background:var(--color-sunken);max-width:560px;margin-top:32px;padding:16px 20px}aside p{color:var(--color-muted);margin:4px 0 0;font-size:.9375rem}.intro h1+p{margin-bottom:24px;font-size:1.125rem}.add-book{max-width:38rem;padding:var(--card-padding);border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-surface);box-shadow:var(--shadow-card);align-self:start;margin:24px 0}.library>.add-book{margin:0}.onboarding{max-width:560px;margin:40px 0}.onboarding h1{font-size:2rem}.checkbox{min-height:var(--control-height);align-items:center;gap:12px;display:flex}.library{grid-template-columns:minmax(0,1fr) 320px;gap:32px;display:grid}.library:has(>form[hidden]){grid-template-columns:minmax(0,1fr)}.book-grid{grid-template-columns:repeat(auto-fill,minmax(165px,1fr));gap:24px 20px;margin:24px 0 0;padding:0;list-style:none;display:grid}.book-card{overflow-wrap:anywhere;min-width:0}.book-card:not(:has(>.book-cover)){border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-surface);box-shadow:var(--shadow-card);padding:16px}.book-card>*{margin-top:0;margin-bottom:0}.book-card>*+*{margin-top:8px}.book-card h2,.book-card h3{font-size:1.125rem;line-height:1.3}.book-cover{aspect-ratio:2/3;border-left:8px solid var(--color-primary-strong);background:var(--color-primary-soft);box-shadow:var(--shadow-card);border-radius:4px 12px 12px 4px;flex-direction:column;justify-content:space-between;gap:12px;padding:20px 14px 16px;display:flex}.book-grid li:nth-child(3n+2) .book-cover{border-left-color:var(--color-accent);background:var(--color-accent-soft)}.book-grid li:nth-child(3n) .book-cover{border-left-color:var(--color-border-control);background:var(--color-sunken)}.book-cover span{font-family:var(--font-display);font-size:1.1875rem;font-weight:600;line-height:1.25}.book-cover small{color:var(--color-muted);font-size:.75rem;line-height:1.4}.exchange-list{grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:20px;margin:24px 0;display:grid}.exchange-card{min-width:0;padding:var(--card-padding);border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-surface);box-shadow:var(--shadow-card);overflow-wrap:anywhere}.exchange-card .badge{margin-bottom:12px}.exchange-card h2{font-size:1.25rem}.exchange-card ul{margin:0 0 16px;padding-left:20px}.exchange-card li{margin-bottom:16px}.exchange-card li p{margin:4px 0 8px}.safety-panel{overflow-wrap:anywhere}.safety-panel>h2{margin-top:32px}.safety-panel .book-card{max-width:38rem;margin:16px 0}.actions{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.empty{border:1px dashed var(--color-border-control);border-radius:var(--radius-card);color:var(--color-muted);margin:24px 0;padding:24px}.meta{color:var(--color-muted);font-size:.875rem}@media (hover:hover){button:enabled:hover{border-color:var(--color-primary-strong);background:var(--color-primary-strong)}nav button:enabled:not([aria-pressed]):hover,header button:enabled:not([aria-pressed]):hover,button[aria-pressed=false]:enabled:hover{border-color:var(--color-primary-strong);background:var(--color-primary-soft);color:var(--color-primary-strong)}}@media (width<=760px){.library{grid-template-columns:minmax(0,1fr)}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=500px){:root{--page-gutter:16px;--card-padding:18px}.wordmark{font-size:1.5rem}.intro{padding:40px 0 32px}nav{grid-template-columns:repeat(3,minmax(0,1fr));display:grid}nav button{padding:10px 8px}.book-grid{gap:20px 12px}.book-cover{padding:14px 10px 12px}.book-cover span{font-size:1rem}}