/* PMIT — Study Library */
.lib-sub{margin:6px 0 0;color:var(--b-slate,#5C5C63);max-width:760px}
.lib__grid{display:grid;grid-template-columns:290px minmax(0,1fr);gap:30px;align-items:start}
.lib__side{position:sticky;top:12px;background:#fff;border:1px solid var(--b-ash,#E2E2E5);padding:14px;max-height:calc(100vh - 24px);overflow:auto}
.lib__search{display:flex;gap:6px;margin-bottom:12px}.lib__search input{flex:1;min-width:0;padding:8px 10px;border:1px solid var(--b-ash,#E2E2E5);font:inherit}.lib__search button{background:var(--b-red,#5A0F1C);color:#fff;border:0;padding:0 14px;font-weight:600;cursor:pointer}
.lib__all{display:block;padding:8px 10px;font-weight:700;border-bottom:2px solid var(--b-red,#5A0F1C);margin-bottom:6px;text-decoration:none}.lib__all.is-cur{color:var(--b-red,#5A0F1C)}
.lib-menu{list-style:none;margin:0;padding:0}.lib-menu .lib-menu{padding-left:14px;border-left:1px solid #e3e3e3;margin-left:8px}
.lib-menu a{display:block;padding:6px 8px;text-decoration:none;color:var(--b-char,#1F1B1C);font-size:14.5px}.lib-menu a:hover{color:var(--b-red,#5A0F1C);background:var(--b-redmist,#F7EFF0)}.lib-menu a.is-cur{color:var(--b-red,#5A0F1C);font-weight:700;background:var(--b-redmist,#F7EFF0)}
.lib-menu summary{cursor:pointer;list-style:none;display:flex;align-items:center}.lib-menu summary::-webkit-details-marker{display:none}
.lib-menu summary:before{content:"▸";color:var(--b-red,#5A0F1C);width:14px;flex:none;font-size:12px}.lib-menu details[open]>summary:before{content:"▾"}
.lib-menu summary a{flex:1;font-weight:600}.lib-menu small{color:#6b7078;margin-left:4px}
.lib__filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:6px}
.lib__filters span{font-weight:700;margin-right:2px}.lib__filters a{border:1px solid var(--b-red,#5A0F1C);color:var(--b-red,#5A0F1C);padding:5px 12px;text-decoration:none;font-size:13.5px;font-weight:600}.lib__filters a.on,.lib__filters a:hover{background:var(--b-red,#5A0F1C);color:#fff}
.lib__filters select{margin-left:auto;padding:6px 8px;border:1px solid var(--b-ash,#E2E2E5);font:inherit;max-width:100%}
.lib__h{font-size:22px;margin:26px 0 12px;padding-bottom:6px;border-bottom:2px solid #252525}
.lib__cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.lib__cat{display:block;background:#fff;border:1px solid var(--b-ash,#E2E2E5);border-top:4px solid var(--b-red,#5A0F1C);padding:14px 16px;text-decoration:none}.lib__cat:hover{background:var(--b-redmist,#F7EFF0)}
.lib__cat b{display:block;font-size:17px;color:var(--b-char,#1F1B1C)}.lib__cat small{color:var(--b-red,#5A0F1C);font-weight:600}
.lib__items{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.lib__item{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--b-ash,#E2E2E5);padding:12px 16px;text-decoration:none}.lib__item:hover{border-color:var(--b-red,#5A0F1C);background:#fdf7f8}
.lib__item>span:nth-child(2){flex:1;min-width:0}.lib__item b{display:block;font-size:16.5px;color:var(--b-char,#1F1B1C)}.lib__item em{display:block;font-style:normal;color:var(--b-slate,#5C5C63);font-size:14px;margin-top:2px}.lib__item small{display:block;color:#6b7078;font-size:12.5px;margin-top:3px}
.lib__ico{font-size:26px;flex:none}.lib__open{color:var(--b-red,#5A0F1C);font-weight:700;white-space:nowrap}
/* reader */
.lib-note{background:#faf4e6;border:1px solid #e6d3a3;padding:10px 14px;margin:0 0 16px;font-size:14px}
.lib-viewer{position:relative;background:#e9e9ec;border:1px solid #d0d0d6;padding:14px;min-height:280px}
.lib-viewer__bar{position:sticky;top:0;z-index:3;display:flex;gap:10px;align-items:center;background:var(--b-blue,#5A0F1C);color:#fff;padding:6px 10px;margin:-14px -14px 12px}
.lib-viewer__bar button{background:var(--b-red,#5A0F1C);color:#fff;border:0;width:32px;height:30px;font-size:18px;cursor:pointer}.lib-viewer__pg{margin-left:auto;font-size:13px;opacity:.85}
.lib-viewer__pages{display:flex;justify-content:center;align-items:flex-start;perspective:1800px;overflow:auto;min-height:300px;padding:6px 0 4px;touch-action:pan-y}
.lib-spread{display:flex;justify-content:center;align-items:flex-start;transform-style:preserve-3d;margin:0 auto}
.lib-page{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.18);max-width:100%;height:auto;cursor:pointer;-webkit-user-drag:none}
.lib-spread .lib-page+.lib-page{box-shadow:-10px 0 14px -10px rgba(0,0,0,.45),0 2px 10px rgba(0,0,0,.18)}
.lib-spread.is-out-next{animation:libOutNext .26s ease-in forwards;transform-origin:left center}
.lib-spread.is-out-prev{animation:libOutPrev .26s ease-in forwards;transform-origin:right center}
.lib-spread.is-in-next{animation:libInNext .3s ease-out both;transform-origin:left center}
.lib-spread.is-in-prev{animation:libInPrev .3s ease-out both;transform-origin:right center}
@keyframes libOutNext{to{opacity:0;transform:rotateY(-26deg) translateX(-24px)}}
@keyframes libOutPrev{to{opacity:0;transform:rotateY(26deg) translateX(24px)}}
@keyframes libInNext{from{opacity:0;transform:rotateY(26deg) translateX(24px)}to{opacity:1;transform:none}}
@keyframes libInPrev{from{opacity:0;transform:rotateY(-26deg) translateX(-24px)}to{opacity:1;transform:none}}
.lib-viewer__bar button:disabled{opacity:.4;cursor:default}
.lib-viewer__bar .lib-viewer__hint{font-size:12px;opacity:.75;margin-left:8px}
@media (prefers-reduced-motion:reduce){.lib-spread{animation:none!important}}
@media (max-width:640px){.lib-viewer__hint{display:none}}
.lib-viewer__load{padding:50px 10px;text-align:center;color:var(--b-slate,#5C5C63)}
.lib-footer{margin:14px 0 0;text-align:center;font:600 14px/1.4 var(--ui,'Source Sans 3',system-ui,sans-serif);color:var(--b-blue,#5A0F1C);letter-spacing:.02em}
.lib-article{position:relative;background:#fff;max-width:820px;margin:0 auto;padding:30px 34px;font:18px/1.75 Georgia,'Times New Roman',serif}
.lib-article h2,.lib-article h3{font-family:Georgia,serif}.lib-article img{max-width:100%;height:auto}.lib-article table{border-collapse:collapse;width:100%}.lib-article td,.lib-article th{border:1px solid var(--b-ash,#E2E2E5);padding:6px 10px}
.lib-noselect,.lib-noselect *{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
@media(max-width:900px){.lib__grid{grid-template-columns:1fr}.lib__side{position:static;max-height:none}.lib__filters select{margin-left:0}.lib-article{padding:18px}}
@media print{.lib-viewer,.lib-note{display:none!important}.lib-read:after{content:"Printing is not available for PMIT Study Library material.";display:block;padding:40px;font-size:18px}}
/* v24 — capture deterrents */
.lib-shield{position:fixed;inset:0;z-index:99999;display:flex;align-items:center;justify-content:center;background:#1c1c1f;color:#fff;text-align:center;padding:24px;cursor:pointer}
.lib-shield[hidden]{display:none}
.lib-shield b{display:block;font-size:26px;margin-bottom:10px}.lib-shield span{display:block;font-size:16px;line-height:1.5;opacity:.9}
.is-locked .lib-viewer__pages,.is-locked .lib-article,.is-locked .lib-viewer__bar{visibility:hidden}
.lib-page{-webkit-user-drag:none;-webkit-touch-callout:none}
@media print{.lib-shield{display:none!important}}