:root{--ink:#183d35;--green:#126955;--green-dark:#0d503f;--muted:#65776f;--line:#dfe8e1;--paper:#f5f7f2;--gold:#e9b763;--white:#fff;--danger:#b33939;font-family:Arial,Helvetica,sans-serif;color:var(--ink);font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--paper)}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:var(--green)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #e0a333;outline-offset:3px}button:disabled{opacity:.5;cursor:not-allowed}button{border:0}h1,h2,h3,p{margin-top:0}h1{font-size:36px;line-height:1.15;letter-spacing:-1.2px}h2{font-size:22px;letter-spacing:-.5px}h3{font-size:17px}p{line-height:1.6}.muted{color:var(--muted)}.small-text{font-size:13px;line-height:1.6}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;text-transform:uppercase}.hidden{display:none!important}.btn{background:var(--green);color:white;border:1px solid transparent;padding:12px 19px;border-radius:9px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:7px;text-decoration:none;min-height:44px;white-space:nowrap}.btn:hover{background:var(--green-dark)}.btn.secondary{background:white;color:var(--ink);border-color:var(--line)}.btn.secondary:hover{background:#edf2ed}.btn.ghost{background:transparent;color:inherit;border-color:#ffffff45}.btn.small{padding:8px 12px;font-size:13px;min-height:36px}.btn.danger{background:#fceeee;color:var(--danger);border-color:#f2c8c8}.btn.full{width:100%}.icon-button{width:38px;height:38px;border-radius:8px;background:transparent;color:inherit;font-size:25px}.row{display:flex;align-items:center;gap:12px}.between{justify-content:space-between}.wrap{flex-wrap:wrap}.pill{border-radius:30px;padding:6px 10px;font-size:11px;font-weight:700;background:#eaf1eb;color:var(--green);white-space:nowrap}.pill.amber{background:#fff1d9;color:#8c6224}.pill.off{background:#fceeee;color:var(--danger)}.loading{height:80vh;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:-.3px}.brand img{width:42px;height:42px}.brand small{display:block;font-size:10px;font-weight:400;letter-spacing:1.4px;color:var(--muted);margin-top:5px}.login-page{display:grid;grid-template-columns:1.05fr 1fr;min-height:100vh}.login-story{background:var(--ink);color:white;padding:55px 10%;display:flex;flex-direction:column;justify-content:space-between;min-height:690px;position:relative;overflow:hidden}.login-story .brand small{color:#b6c9bd}.login-story h1{font-size:clamp(42px,4.4vw,68px);max-width:550px;line-height:1.08;margin:25px 0}.login-story .lead{color:#c0d3c7;max-width:380px}.book-art{display:flex;align-items:end;gap:16px;height:180px;margin:30px 0;transform:rotate(-5deg)}.book-art span{display:flex;width:90px;height:140px;align-items:center;justify-content:center;font-size:34px;background:var(--gold);color:var(--ink);border-radius:3px 12px 12px 3px;border-left:7px solid #ffffff40;box-shadow:12px 15px 0 #00000015}.book-art span:nth-child(2){height:170px;background:#c2d5c5}.book-art span:nth-child(3){height:150px;background:#e4aa88}.login-panel{display:flex;align-items:center;justify-content:center;padding:50px 30px}.login-box{width:100%;max-width:380px}.login-box h2{font-size:32px;margin-bottom:12px}.login-box .eyebrow{color:var(--green);margin-bottom:18px}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}.field label{font-size:13px;font-weight:700}.field input,.field select,input[type=search],.filters select,.page-jump input{padding:12px 13px;border:1px solid #cfdcd3;border-radius:8px;color:var(--ink);background:white;width:100%;min-height:45px}.field input:focus,.field select:focus{border-color:var(--green)}.field small{color:var(--muted);font-size:12px;line-height:1.5}.check{display:flex;align-items:center;gap:10px;font-size:13px;line-height:1.5}.check input{width:18px;height:18px;accent-color:var(--green)}.error{color:var(--danger);background:#fff1f1;padding:12px;border-radius:8px;font-size:13px;line-height:1.5;margin:12px 0}.login-help{border-top:1px solid var(--line);margin-top:30px;padding-top:20px}.shell{min-height:100vh;display:grid;grid-template-columns:238px 1fr}.sidebar{background:white;border-right:1px solid var(--line);padding:30px 20px;display:flex;flex-direction:column;gap:40px}.sidebar .brand{font-size:17px}.nav{display:flex;flex-direction:column;gap:9px}.nav button{background:transparent;text-align:left;padding:14px 16px;color:var(--muted);font-size:14px;font-weight:700;border-radius:9px;display:flex;align-items:center;gap:14px}.nav button.active{background:#e7f0e9;color:var(--green)}.nav button:hover{background:var(--paper)}.nav-symbol{font-size:19px;width:20px}.sidebar-bottom{margin-top:auto;border:1px solid var(--line);border-radius:12px;padding:17px;font-size:12px;color:var(--muted);line-height:1.7}.main{min-width:0}.topbar{height:86px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;gap:20px}.topbar-title{font-size:13px;color:var(--muted)}.avatar{border-radius:50%;width:38px;height:38px;background:#e3ede5;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--green)}.user-name{font-size:13px;font-weight:700}.user-school{font-size:11px;color:var(--muted);margin-top:4px}.content{max-width:1500px;margin:auto;padding:35px 38px 55px}.hero{background:#e7eee4;border:1px solid #d9e3d5;border-radius:15px;padding:30px;display:flex;align-items:center;justify-content:space-between;gap:25px;position:relative;overflow:hidden}.hero h1{margin:10px 0 12px}.hero p{margin:0;max-width:550px;color:#536b5c;font-size:14px}.hero-mark{font-size:80px;line-height:1;flex-shrink:0;opacity:.75}.hero .eyebrow{color:var(--green)}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}.stat{border:1px solid var(--line);background:white;border-radius:11px;padding:20px;display:flex;align-items:center;gap:15px}.stat-num{font-size:29px;font-weight:700;letter-spacing:-1px}.stat-label{font-size:12px;color:var(--muted)}.section-head{margin:30px 0 20px}.section-head h2{margin:0 0 6px}.section-head p{margin:0;font-size:13px;color:var(--muted)}.filters{display:flex;gap:10px;margin:20px 0;flex-wrap:wrap}.filters input{flex:2;min-width:170px}.filters select{flex:1;min-width:120px;font-size:13px;width:auto}.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}.book-card{background:white;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}.book-cover{height:218px;background:#e8ede7;display:flex;align-items:center;justify-content:center;padding:18px;position:relative}.book-cover img{max-width:100%;max-height:100%;box-shadow:4px 7px 15px #183d3525;border-radius:2px}.book-cover .pill{position:absolute;top:12px;left:12px;box-shadow:0 2px 4px #0000000b;background:#fff}.book-body{padding:18px;display:flex;flex-direction:column;flex:1;gap:8px}.book-kicker{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--green);font-weight:700}.book-body h3{margin:0;line-height:1.4}.book-body p{font-size:12px;color:var(--muted);margin:0}.book-actions{display:flex;gap:8px;margin-top:auto;padding-top:12px;flex-wrap:wrap}.book-actions .btn{flex:1}.text-btn{background:none;border:0;color:var(--green);font-size:12px;text-decoration:underline;padding:5px 0;align-self:start}.empty{border:1px dashed #bfd1c4;border-radius:12px;text-align:center;padding:55px 25px;background:#fff;color:var(--muted);grid-column:1/-1}.empty h3{color:var(--ink)}.panel{background:white;border:1px solid var(--line);border-radius:12px;padding:25px;margin-bottom:20px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.form-grid .wide{grid-column:1/-1}.upload-drop{border:2px dashed #b9d0bf;border-radius:12px;padding:25px;background:#f5f8f3;margin-bottom:20px}.upload-drop input{width:100%;font-size:13px}.notice{background:#edf4ef;border-left:3px solid var(--green);padding:13px 16px;font-size:13px;line-height:1.6;margin:18px 0}.progress{height:8px;width:100%;accent-color:var(--green);margin:14px 0}.table-scroll{overflow:auto}.data-table{width:100%;border-collapse:collapse;font-size:13px}.data-table th{text-align:left;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.6px;padding:12px;background:var(--paper)}.data-table td{padding:16px 12px;border-bottom:1px solid var(--line);vertical-align:middle}.data-table .btn{font-size:12px}.data-table small{display:block;color:var(--muted);margin-top:5px}.modal{position:fixed;inset:0;background:#102d27a8;z-index:50;display:flex;justify-content:center;align-items:center;padding:25px}.modal-card{background:white;border-radius:16px;width:min(850px,100%);max-height:90vh;overflow:auto;padding:30px;position:relative;box-shadow:0 30px 100px #0003}.modal-close{position:absolute;right:15px;top:14px}.modal-card h2{padding-right:35px}.allocation-list{max-height:350px;overflow:auto;border:1px solid var(--line);border-radius:8px;margin:15px 0}.allocation-row{display:grid;grid-template-columns:1fr 100px 145px;gap:12px;padding:12px;border-bottom:1px solid var(--line);align-items:center}.allocation-row input[type=date]{width:100%;padding:7px;border:1px solid var(--line);border-radius:5px;font-size:12px}.allocation-row .check{align-items:start}.allocation-row small{font-size:11px;color:var(--muted);display:block}.allocation-header{font-size:11px;font-weight:700;background:var(--paper)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;border-radius:10px;padding:13px 20px;z-index:100;font-size:14px;max-width:90%;display:none;box-shadow:0 5px 20px #0002}#toast.show{display:block}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* Reader */
.reader{height:100vh;height:100dvh;display:flex;flex-direction:column;background:#d9dfd8}.reader-top{display:flex;align-items:center;gap:12px;background:var(--ink);color:white;padding:12px 20px;flex-wrap:wrap}.reader-title{flex:1;min-width:170px}.reader-title strong{font-size:15px;display:block}.reader-title span{font-size:11px;color:#c1d2c5;display:block;margin-top:5px}.reader-top .btn{font-size:12px;padding:9px 12px;min-height:39px}.back-link{color:#fff;text-decoration:none;font-size:13px;font-weight:700;padding:10px 15px 10px 0;border-right:1px solid #fff3}.reader-layout{display:flex;flex:1;min-height:0}.stage{flex:1;overflow:auto;padding:23px;min-width:0;position:relative;display:flex;flex-direction:column;align-items:center}.spread{display:flex;justify-content:center;align-items:flex-start;gap:7px;margin:auto;transform-origin:top center;max-width:100%;min-height:0}.page-wrap{position:relative;flex-shrink:0;line-height:0;box-shadow:0 4px 20px #142a242b;background:white}.page-wrap img{display:block;max-width:100%;height:auto}.page-wrap canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:crosshair}.page-wrap.turn{animation:pageEnter .25s ease-out}@keyframes pageEnter{from{opacity:.7;transform:translateX(12px)}to{opacity:1;transform:none}}.reader.simple .page-wrap{animation:none}.reader-bottom{display:flex;align-items:center;justify-content:center;gap:15px;background:white;border-top:1px solid #c5d3c8;padding:12px 18px;flex-wrap:wrap}.reader-tools{display:flex;gap:6px;align-items:center}.reader-tools .btn{font-size:12px;padding:9px 12px}.reader-tools span{font-size:12px;min-width:39px;text-align:center}.page-jump{display:flex;gap:7px;align-items:center;font-size:13px}.page-jump input{width:65px;min-height:39px;padding:8px}.reader-note{padding:5px 15px;background:#fff;text-align:center;font-size:10px;color:var(--muted)}.reader .contents{width:310px;background:white;padding:20px;overflow:auto;border-right:1px solid var(--line);flex-shrink:0}.contents h2{font-size:18px;margin:0}.contents input{margin:15px 0}.toc-item{border-bottom:1px solid var(--line);padding:8px 0}.toc-go{background:transparent;padding:10px 6px;display:flex;gap:12px;text-align:left;align-items:center;width:100%;color:var(--ink);font-size:13px;line-height:1.4}.toc-go:hover{background:var(--paper)}.toc-go span{font-size:11px;font-weight:700;color:var(--green);min-width:23px}.resource-link{display:inline-block;font-size:11px;margin:5px 6px 6px;padding:7px;border-radius:5px;background:#edf4ef;text-decoration:none}.reader .selected{background:#e9b763!important;color:var(--ink)!important;border-color:#e9b763!important}.reader.tv .reader-top .btn,.reader.tv .reader-bottom .btn{font-size:16px;min-height:52px;padding:12px 18px}.reader.tv .reader-tools,.reader.simple #pen-btn,.reader.simple #undo-btn,.reader.simple #clear-btn{display:none}.reader.tv .reader-note{display:none}.reader.tv .toc-go{font-size:18px;min-height:55px}.reader.tv .contents{width:370px}.reader.pseudo-full{position:fixed;inset:0;z-index:9999}.reader #reader-message{position:absolute;top:8px;z-index:5;background:#fff;padding:12px 18px;border-radius:8px;box-shadow:0 3px 15px #0002;font-size:13px;max-width:90%;line-height:1.5}
@media(min-width:1600px){.books-grid{grid-template-columns:repeat(4,1fr)}.book-cover{height:270px}}
@media(max-width:1050px){.shell{grid-template-columns:190px 1fr}.sidebar{padding:25px 14px}.content{padding:25px}.topbar{padding:0 25px}.brand{font-size:15px}.hero h1{font-size:30px}.hero-mark{display:none}.reader-bottom{gap:10px}.reader-tools{order:2;flex-basis:100%;justify-content:center}.reader-top{gap:8px}}
@media(max-width:720px){.login-page{display:block}.login-story{min-height:auto;padding:25px}.login-story .story-main,.login-story .story-foot{display:none}.login-panel{padding:35px 25px}.shell{display:block}.sidebar{padding:15px 18px;gap:15px;border-bottom:1px solid var(--line)}.sidebar .brand{font-size:18px}.nav{flex-direction:row;overflow:auto;gap:5px}.nav button{white-space:nowrap;font-size:12px;padding:10px}.nav-symbol{display:none}.sidebar-bottom{display:none}.topbar{height:70px;padding:0 18px}.topbar-title{display:none}.content{padding:20px 18px}.hero{padding:23px}.hero h1{font-size:29px}.stats{gap:8px;margin:16px 0}.stat{padding:13px 10px;display:block}.stat-num{font-size:24px}.stat-label{margin-top:4px;font-size:10px}.books-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.book-cover{height:180px;padding:14px}.book-body{padding:13px}.book-body h3{font-size:14px}.book-actions .btn{font-size:12px;padding:9px}.form-grid{display:block}.section-head{align-items:start}.panel{padding:20px}.filters{gap:7px}.filters input{flex-basis:100%}.filters select{min-width:95px}.modal{padding:10px}.modal-card{padding:24px 17px}.allocation-row{grid-template-columns:1fr 65px 120px;gap:6px;font-size:12px}.allocation-row .check{font-size:12px}.reader-top{padding:8px 10px}.reader-title{min-width:140px}.reader-top .btn{font-size:11px;padding:8px;min-height:36px}.reader-top #tv-btn{display:none}.reader-bottom{padding:8px;gap:8px}.reader-bottom>.btn{font-size:12px;padding:10px}.stage{padding:10px}.reader .contents{position:absolute;top:0;bottom:0;z-index:10;width:min(90vw,330px);box-shadow:5px 0 25px #0002}.reader-layout{position:relative}.reader-title strong{font-size:12px}.reader-title span{font-size:10px}.back-link{font-size:11px}.reader-tools{gap:5px}.reader-tools .btn{font-size:11px;padding:8px}.page-jump{font-size:11px;gap:4px}.page-jump input{width:48px}.page-jump .btn{padding:7px}.reader-note{font-size:9px}.book-cover .pill{font-size:9px}}
.sidebar .brand small{font-size:8px;letter-spacing:.8px;white-space:nowrap}.toc-go{overflow-wrap:anywhere}.reader.tv .reader-tools{display:flex}.reader.tv #pen-btn,.reader.tv #undo-btn,.reader.tv #clear-btn{display:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}