:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;color:#0a1f33;background:#f7f8fb;--book-zoom: 1;--njit-red: #c8102e;--navy: #081f3a;--ink: #0a1f33;--muted: #627083;--line: #d8dee8;--surface: #ffffff;--focus: #ffb000}*{box-sizing:border-box}html{min-height:100%}body{min-width:320px;min-height:100vh;margin:0;background:linear-gradient(90deg,rgba(200,16,46,.07),transparent 28%,transparent 72%,rgba(8,31,58,.06)),#f7f8fb}button,a{font:inherit}a{color:var(--njit-red)}button:focus-visible,a:focus-visible,.thumbnail:focus-visible{outline:3px solid var(--focus);outline-offset:3px}button:disabled{cursor:not-allowed;opacity:.45}.skip-link{position:fixed;left:1rem;top:1rem;z-index:100;transform:translateY(-180%);border-radius:6px;background:var(--navy);color:#fff;padding:.7rem 1rem;text-decoration:none}.skip-link:focus{transform:translateY(0)}.no-script,.fallback{margin:1rem auto;max-width:960px;border:1px solid var(--line);border-left:5px solid var(--njit-red);border-radius:8px;background:#fff;padding:1rem 1.25rem}.fallback[hidden],.loading-screen[hidden]{display:none}.loading-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:grid;place-items:center;background:#f7f8fbf5;padding:1.25rem}.loading-panel{width:min(560px,100%);border:1px solid var(--line);border-top:5px solid var(--njit-red);border-radius:8px;background:#fff;box-shadow:0 24px 70px #081f3a2e;padding:clamp(1.35rem,5vw,2.4rem);text-align:center}.loading-panel p{margin:0 0 1rem;color:var(--navy);font-size:clamp(1.05rem,3vw,1.45rem);font-weight:750}.loading-meter{overflow:hidden;height:10px;border-radius:999px;background:#e7ebf1}.loading-meter span{display:block;width:0%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--njit-red),var(--navy));transition:width .22s ease}#loadingProgress{display:block;min-height:1.4em;margin-top:.85rem;color:var(--muted)}.app-shell{width:min(1680px,100%);margin:0 auto;padding:clamp(1rem,2.5vw,2.5rem)}.masthead{display:grid;grid-template-columns:minmax(0,1fr);gap:clamp(1rem,4vw,2rem);align-items:end;padding:clamp(1rem,2vw,1.6rem) 0 clamp(1rem,2vw,1.5rem);border-bottom:1px solid var(--line)}.eyebrow{margin:0 0 .4rem;color:var(--njit-red);font-size:.78rem;font-weight:800;letter-spacing:0;text-transform:uppercase}h1{max-width:980px;margin:0;color:var(--navy);font-size:clamp(2rem,4vw,4.35rem);line-height:.98;letter-spacing:0}.subtitle{margin:.85rem 0 0;color:#263c55;font-size:clamp(1.05rem,2vw,1.45rem);font-weight:650}.reader-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:clamp(1rem,2vw,1.5rem);align-items:start;padding-top:clamp(1rem,2.5vw,1.75rem)}.thumbnail-panel{position:sticky;top:1rem;max-height:calc(100vh - 2rem);overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#ffffffe6;box-shadow:0 10px 28px #081f3a14}.thumbnail-panel__header{display:flex;align-items:center;justify-content:space-between;min-height:46px;border-bottom:1px solid var(--line);padding:0 .85rem;color:var(--navy);font-size:.9rem;font-weight:750}.thumbnail-list{display:grid;gap:.65rem;max-height:calc(100vh - 4.9rem);overflow:auto;padding:.75rem}.thumbnail{display:grid;gap:.45rem;width:100%;min-height:144px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--muted);padding:.45rem;text-align:center;cursor:pointer}.thumbnail:hover,.thumbnail--active{border-color:#c8102e61;background:#fff5f7;color:var(--navy)}.thumbnail__canvas-wrap{display:grid;place-items:center;min-height:118px;border:1px solid var(--line);border-radius:6px;background:linear-gradient(135deg,#081f3a0a,#c8102e0a),#fff;box-shadow:inset 0 0 0 1px #ffffffbf}.thumbnail canvas{display:block;width:min(100%,116px);height:auto;border-radius:3px;background:#fff;opacity:0;transition:opacity .16s ease}.thumbnail--ready canvas{opacity:1}.thumbnail span:last-child{overflow-wrap:anywhere;font-size:.78rem;font-weight:700}.reader{min-width:0}.toolbar{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;justify-content:center;margin-bottom:.85rem}.button,.icon-button{display:inline-grid;place-items:center;min-height:42px;border:1px solid #c9d1dc;border-radius:7px;background:#fff;color:var(--navy);box-shadow:0 1px #081f3a14;cursor:pointer;text-decoration:none;transition:background .16s ease,border-color .16s ease,color .16s ease,transform .16s ease}.button:hover,.icon-button:hover{border-color:#c8102e73;background:#fff8f9;color:#8f1026}.button:active,.icon-button:active{transform:translateY(1px)}.button{min-width:118px;padding:0 .9rem;font-weight:750}.button--secondary{min-height:38px;min-width:156px;background:var(--navy);color:#fff}.button--secondary:hover{border-color:var(--navy);background:#143354;color:#fff}.icon-button{width:42px;padding:0;font-weight:850}.icon-button--wide{width:54px}.page-indicator{display:inline-grid;place-items:center;min-width:132px;min-height:42px;border:1px solid var(--line);border-radius:7px;background:#eef2f7;color:var(--navy);padding:0 .8rem;font-size:.94rem;font-weight:750;white-space:nowrap}.toolbar-divider{width:1px;height:30px;background:var(--line)}.book-stage{display:grid;place-items:center;min-height:clamp(480px,74vh,940px);overflow:auto;border:1px solid var(--line);border-radius:8px;background:linear-gradient(180deg,#fffffff0,#e8edf5bd),repeating-linear-gradient(90deg,rgba(8,31,58,.035) 0 1px,transparent 1px 56px);box-shadow:inset 0 1px #fff,0 18px 48px #081f3a1a;padding:clamp(1rem,3vw,2rem)}.book-zoom{position:relative;transform:scale(var(--book-zoom));transform-origin:center center;transition:transform .18s ease}.book-zoom:after{content:"";position:absolute;top:2.5%;bottom:2.5%;left:50%;z-index:4;width:1px;background:linear-gradient(180deg,transparent,rgba(8,31,58,.26),transparent);box-shadow:-8px 0 18px #081f3a24,8px 0 18px #081f3a24;pointer-events:none}.flip-book{width:min(100%,1280px)}.book-page{display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff;box-shadow:inset 18px 0 22px -24px #081f3aa6,inset -18px 0 22px -24px #081f3aa6}.book-page--cover{box-shadow:inset -22px 0 22px -22px #081f3aad,0 16px 32px #081f3a1f}.book-page canvas{display:block;width:100%;height:100%;object-fit:contain;background:#fff}.page-placeholder{display:grid;place-items:center;gap:.2rem;width:100%;height:100%;color:#7a8796;background:linear-gradient(135deg,rgba(8,31,58,.055),transparent 42%),linear-gradient(315deg,rgba(200,16,46,.055),transparent 42%),#fff;text-align:center}.page-placeholder span{color:var(--navy);font-weight:800}.page-placeholder small{font-size:.82rem}.page-placeholder--error{color:#8f1026;background:linear-gradient(135deg,rgba(200,16,46,.08),transparent 44%),#fff}.edge-zone{position:absolute;top:0;bottom:0;z-index:8;width:15%;min-width:56px;border:0;background:transparent;cursor:pointer}.edge-zone:focus-visible{outline-offset:-6px}.edge-zone--left{left:0}.edge-zone--right{right:0}.reader-status{min-height:1.5em;margin:.85rem 0 0;color:var(--muted);font-size:.92rem;text-align:center}.stf__parent{filter:drop-shadow(0 26px 34px rgba(8,31,58,.18))}.stf__block{border-radius:4px}@media(max-width:1000px){.masthead{grid-template-columns:1fr;align-items:start}}@media(max-width:820px){.reader-layout{grid-template-columns:1fr}.thumbnail-panel{position:static;max-height:none}.thumbnail-list{grid-auto-flow:column;grid-auto-columns:112px;max-height:none;overflow-x:auto;overflow-y:hidden}.thumbnail{min-height:142px}.toolbar{justify-content:flex-start;overflow-x:auto;padding-bottom:.25rem}.book-stage{min-height:clamp(460px,70vh,760px);padding:.75rem}.book-zoom:after{display:none}}@media(max-width:560px){.app-shell{padding:.8rem}h1{font-size:clamp(1.8rem,11vw,3rem)}.toolbar{gap:.42rem}.button{min-width:104px}.page-indicator{order:-1;width:100%}.toolbar-divider{display:none}.edge-zone{width:18%}}@media print{.skip-link,.masthead,.thumbnail-panel,.toolbar,.reader-status,.edge-zone,.fallback{display:none!important}body{background:#fff}.app-shell,.reader-layout,.book-stage{display:block;margin:0;padding:0;border:0;box-shadow:none;background:#fff}}