@font-face{font-family:'Titillium Web';src:url('../studio/lettore/fonts/titillium.woff2') format('woff2');font-style:normal;font-weight:200 900;font-display:swap}
:root{color-scheme:light;--paper:#f7f6f3;--white:#fff;--ink:#162e40;--muted:#52616d;--red:#bc1940;--red-dark:#921132;--border:#d5dce1;--tint:#f0f3f5;--blue:#1b4c67;--radius:12px;--shadow:0 5px 22px #162e4009;font-family:'Titillium Web',system-ui,sans-serif;font-size:18px;line-height:1.5;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,textarea{ -webkit-tap-highlight-color:transparent}a{color:var(--red-dark);text-underline-offset:3px}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}input:disabled,textarea:disabled{background:#eef0f1;color:var(--muted)}[hidden]{display:none!important}h1,h2,h3,p{margin:0 0 16px}h1{font-size:clamp(2rem,4vw,2.8rem);line-height:1.13;letter-spacing:-.025em;font-weight:700;max-width:24ch}h2{font-size:1.6rem;line-height:1.2;letter-spacing:-.015em}h3{font-size:1.25rem;line-height:1.3}p:last-child{margin-bottom:0}img{max-width:100%}:focus-visible{outline:3px solid #17567c;outline-offset:4px;box-shadow:0 0 0 2px #fff}button:focus:not(:focus-visible){outline:none}.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}.skip-link{position:absolute;top:-90px;left:16px;z-index:1000;padding:12px 20px;background:var(--white);color:var(--ink)}.skip-link:focus{top:12px}
.site-header{background:var(--white);border-top:6px solid var(--red);border-bottom:1px solid var(--border)}.header-inner{max-width:1420px;margin:auto;padding:23px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-size:1.25rem;color:var(--ink);text-decoration:none;line-height:1.2}.brand strong{font-weight:700}.brand span{display:block;font-size:.77rem;color:var(--muted);margin-top:6px}.site-header nav{display:flex;flex-wrap:wrap;gap:8px}.site-header nav a{font-weight:600;color:var(--ink);min-height:44px;display:flex;align-items:center;padding:10px 16px;text-decoration:none;border-bottom:3px solid transparent}.site-header nav a:hover{background:var(--tint)}.site-header nav a.current{color:var(--red);border-color:var(--red)}.page-shell{max-width:1420px;margin:auto;padding:44px 40px 64px;min-height:65vh}.page-intro{margin-bottom:30px}.eyebrow{font-size:.76rem;font-weight:700;letter-spacing:.095em;color:var(--red-dark);margin-bottom:10px}.lead{font-size:1.17rem;max-width:65ch;color:var(--muted)}.panel{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}.narrow{max-width:620px;margin:0 auto 32px;padding:32px}.notice{padding:15px 18px;background:#eaf1f5;border:1px solid var(--border);border-radius:0 7px 7px 0;margin-bottom:24px;font-size:.95rem}.notice.error,.form-error:not(:empty){color:#98172f;background:#fff2f3;border:1px solid #d9a9b5;padding:12px 15px}.form-error{font-size:.94rem;white-space:pre-line}.form-error:empty{margin:0}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;border:1px solid transparent;border-radius:7px;padding:10px 18px;font-weight:600;font-size:.94rem;text-decoration:none;line-height:1.3;background:transparent;color:var(--ink)}.primary,.publish{color:#fff;background:var(--red);border-color:var(--red)}.primary:hover,.publish:hover{background:var(--red-dark)}.secondary{border-color:#b8c6d0;background:#fff;color:var(--ink)}.secondary:hover{background:var(--tint)}.quiet{color:var(--ink);border-color:transparent}.quiet:hover{background:var(--tint)}.danger-quiet{color:#a31936;border-color:#d9a9b5;background:#fff}.danger-quiet:hover{background:#fff2f3}.publish{background:var(--ink);border-color:var(--ink)}.publish:hover{background:#254c63}.action-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.field{margin-bottom:22px;min-width:0}.field label{display:block;font-weight:600;margin-bottom:7px}.field input:not([type=checkbox]),.field textarea{display:block;width:100%;max-width:100%;min-height:46px;border:1px solid #a6b6c2;border-radius:7px;padding:10px 12px;background:#fff;color:var(--ink);line-height:1.5}.field textarea{resize:vertical}.field input[type=file]{padding:9px;font-size:.88rem}.field input::file-selector-button{font:inherit;background:var(--tint);border:1px solid var(--border);border-radius:4px;padding:6px 10px;margin-right:12px;color:var(--ink);cursor:pointer}.helper{font-size:.84rem;color:var(--muted);line-height:1.45;margin:7px 0 0}.optional{font-size:.85rem;font-weight:400;color:var(--muted)}fieldset{border:0;margin:0;padding:0;min-width:0}.check-field{display:flex;gap:12px;align-items:flex-start;cursor:pointer;font-size:.94rem;line-height:1.5;padding:12px 0}.check-field input{width:22px;height:22px;flex:none;accent-color:var(--red);margin-top:2px}.enable-field{border-top:1px solid var(--border);margin:4px 0 20px;padding-top:20px}.state-pill{display:inline-flex;align-items:center;padding:4px 9px;border-radius:5px;background:#edf0f3;color:#385164;font-size:.79rem;font-weight:600;width:max-content;max-width:100%;margin-bottom:8px}.state-pill.active{background:#e6f2ec;color:#20543b}.workspace-heading{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin:16px 0 26px}.workspace-heading h2{margin-bottom:0}.workspace-heading .action-row{justify-content:flex-end}.workspace-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:24px;align-items:start}.articles-panel{padding:12px;position:sticky;top:20px;max-height:calc(100vh - 40px);overflow:auto}.list-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:2px 0 12px;border-bottom:1px solid var(--border);margin-bottom:10px}.list-tabs button{border:0;background:transparent;color:var(--muted);min-height:44px;font-weight:600;border-radius:7px;padding:9px 5px;font-size:.89rem}.list-tabs button[aria-pressed=true]{background:var(--ink);color:#fff}.article-list{display:grid;gap:7px}.article-card{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left;border:1px solid transparent;background:#fff;padding:16px;border-radius:7px;color:var(--ink);min-width:0;width:100%;overflow-wrap:anywhere}.article-card:hover{background:var(--tint)}.article-card[aria-current=true]{border-color:var(--red);background:#fdf5f7}.article-card strong{font-weight:600;font-size:1rem;line-height:1.25}.card-state{font-size:.79rem;color:#6e2940}.card-date{font-size:.75rem;color:var(--muted)}.list-empty{padding:20px 12px;color:var(--muted);font-size:.92rem}.editor-panel{min-width:0;padding:30px}.editor-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;border-bottom:1px solid var(--border);padding-bottom:20px;margin-bottom:26px}.editor-heading h3{overflow-wrap:anywhere;margin-bottom:0}.save-status{font-size:.81rem;color:var(--muted);text-align:right;max-width:230px}.body-input{font-size:1rem;line-height:1.7;min-height:310px}.format-help{font-size:.85rem;color:var(--muted);margin-top:10px;max-width:70ch}.format-help summary{cursor:pointer;min-height:44px;display:list-item;align-content:center;color:var(--blue)}.format-help p{margin:8px 0 0;line-height:1.6}code{background:#edf1f4;border-radius:3px;padding:1px 4px;font-size:.89em;overflow-wrap:anywhere}.cover-editor{border:1px solid var(--border);padding:20px;border-radius:8px;margin:26px 0;background:#fbfcfc}.cover-preview{display:block;max-height:210px;max-width:100%;object-fit:contain;object-position:left center;margin-bottom:12px}.cover-editor .field:last-child{margin-bottom:0}.editor-actions{display:flex;flex-wrap:wrap;gap:10px;border-top:1px solid var(--border);padding-top:24px;margin-top:24px}.secondary-actions{display:flex;flex-wrap:wrap;gap:10px;padding-top:18px}.empty-state{text-align:center;padding:74px 20px;max-width:510px;margin:auto;color:var(--muted)}.empty-state h3{color:var(--ink)}.empty-state .button{margin-top:10px}.empty-mark{display:block;font-size:2.8rem;color:var(--red);margin-bottom:16px}.site-footer{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 28px;border-top:1px solid var(--border);padding:27px 30px;color:var(--muted);font-size:.83rem}.site-footer p{margin:0}.site-footer a{color:var(--muted)}dialog{border:1px solid var(--border);border-radius:14px;background:var(--white);color:var(--ink);padding:30px;box-shadow:0 24px 90px #0f25344a;max-height:calc(100dvh - 40px);overflow:auto;width:calc(100% - 32px);overscroll-behavior:contain}dialog::backdrop{background:#1229379c}.confirm-dialog{max-width:620px}.confirm-dialog .action-row{margin-top:24px}.preview-dialog{max-width:940px}.dialog-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-bottom:20px}.dialog-bar h2{margin:0;font-size:1.35rem}.article-preview{max-width:690px;margin:30px auto;padding:10px 0 25px;font-size:1.08rem;line-height:1.75;overflow-wrap:anywhere}.article-preview h1{font-size:2.2rem;max-width:none}.article-preview h2{font-size:1.55rem;line-height:1.3;margin-top:30px}.article-preview h3{font-size:1.3rem;margin-top:25px}.article-preview p{margin-bottom:20px}.article-preview img{display:block;max-height:540px;margin:30px auto;object-fit:contain}.preview-summary{font-size:1.16rem;color:var(--muted);line-height:1.55}.article-preview footer{border-top:1px solid var(--border);margin-top:30px;font-size:.89rem;white-space:pre-wrap}.article-preview footer h2{font-size:1.15rem}.settings-panel,.roster-panel{margin-bottom:28px}.settings-panel>p{max-width:85ch}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 26px}.settings-grid .wide{grid-column:1/-1}.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:20px}.section-heading h2{margin-bottom:0}.search-field{min-width:280px;margin:0}.teacher-list{display:grid;margin-top:25px}.teacher-row{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:23px 0;border-top:1px solid var(--border)}.teacher-row h3{margin:0}.teacher-row .state-pill{margin:9px 0 0}.teacher-row .action-row{justify-content:flex-end;flex-shrink:0}.teacher-row>div:first-child{min-width:0;overflow-wrap:anywhere}#invite-link{font-family:ui-monospace,monospace;font-size:.78rem}#invite-copy-status,#conflict-status{margin-top:18px;font-size:.9rem;color:var(--blue)}
@media(max-width:1100px){.header-inner{padding:20px 24px}.page-shell{padding:32px 24px 48px}.workspace-heading{display:block}.workspace-heading .action-row{justify-content:flex-start;margin-top:20px}.workspace-layout{grid-template-columns:240px minmax(0,1fr);gap:18px}.editor-panel{padding:24px}.editor-heading{display:block}.save-status{text-align:left;max-width:none;margin-top:12px}.button{min-height:48px}.teacher-row{align-items:flex-start}.teacher-row .action-row{max-width:270px}.teacher-row .button{width:100%}}
@media(max-width:820px){.workspace-layout{grid-template-columns:minmax(0,1fr)}.articles-panel{position:static;max-height:none}.article-list{grid-template-columns:repeat(2,minmax(0,1fr));max-height:320px;overflow:auto}.list-tabs{max-width:360px}.article-card{padding:14px}.empty-state{padding:40px 16px}.settings-grid{gap:0 20px}.section-heading{display:block}.search-field{max-width:500px;min-width:0;margin-top:24px}.teacher-row .action-row{max-width:230px}}
@media(max-width:600px){:root{font-size:17px}.header-inner{padding:18px 16px;display:block}.brand{display:block}.site-header nav{margin:14px -6px -5px;gap:3px}.site-header nav a{padding:10px 12px;font-size:.9rem}.page-shell{padding:28px 16px 40px}.page-intro{margin-bottom:24px}.lead{font-size:1.08rem}.panel,.narrow{padding:22px 18px}.narrow{margin-top:15px}.workspace-heading .action-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.workspace-heading .action-row a{grid-column:1/-1}.workspace-heading h2{font-size:1.6rem}.articles-panel{padding:12px}.article-list{grid-template-columns:1fr;max-height:250px}.editor-panel{padding:22px 17px}.editor-heading{padding-bottom:18px}.field{margin-bottom:20px}.editor-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.editor-actions .publish{grid-column:1/-1}.secondary-actions .button{flex:1 1 100%}.cover-editor{padding:16px}.site-footer{display:block;padding:24px 16px}.site-footer p{margin-bottom:12px}.site-footer a{display:inline-block;margin-right:20px;margin-bottom:10px}.settings-grid{grid-template-columns:1fr}.settings-grid .wide{grid-column:auto}.teacher-row{display:block}.teacher-row .action-row{max-width:none;justify-content:flex-start;margin-top:16px}.teacher-row .button{width:auto;flex:1 1 45%}.dialog-bar{display:block}.dialog-bar .button{margin-top:16px;width:100%}dialog{padding:23px 20px;max-height:calc(100dvh - 24px);width:calc(100% - 24px)}.confirm-dialog .action-row .button{flex:1 1 100%}.article-preview{font-size:1.03rem;margin-top:20px}.article-preview h1{font-size:1.9rem}.notice{font-size:.91rem}.empty-state{padding:32px 5px}.body-input{min-height:330px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* Teacher workspaces keep every action reachable at touch sizes. */
.button,.site-header nav a,.field input:not([type=checkbox]),.field textarea{min-height:48px}.teacher-books{margin:0 0 28px}.teacher-books .section-heading{align-items:start}.teacher-books .section-heading>div{min-width:0}.teacher-books .section-heading .helper{max-width:65ch;margin-top:10px}.teacher-book-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:18px}.teacher-book-card{display:flex;align-items:start;gap:18px;min-width:0;padding:20px;border:1px solid var(--border);border-radius:8px;background:#fbfcfc}.teacher-book-card>div{min-width:0;flex:1}.teacher-book-card h3{overflow-wrap:anywhere}.teacher-book-card img{flex:none;width:88px;height:116px;object-fit:contain;background:#f0f3f5}.teacher-book-card .helper{margin-bottom:14px}.teacher-book-card .action-row{gap:8px}.teacher-book-list>.list-empty{grid-column:1/-1;margin:0}.teacher-books[aria-busy=true] #teacher-book-status{min-height:1.5em}.teacher-books[aria-busy=true] #teacher-book-status::before{content:'';display:inline-block;width:1em;height:1em;border:2px solid #a6b6c2;border-top-color:var(--ink);border-radius:50%;margin-right:8px;vertical-align:middle;animation:teacher-books-spin .8s linear infinite}
@keyframes teacher-books-spin{to{transform:rotate(360deg)}}
@media(max-width:1100px){.teacher-book-list{grid-template-columns:minmax(0,1fr)}}
@media(max-width:600px){.teacher-books .section-heading .action-row{margin-top:18px;display:grid;grid-template-columns:minmax(0,1fr);width:100%}.teacher-book-card{padding:16px;gap:12px}.teacher-book-card img{width:58px;height:82px}.teacher-book-card .action-row{display:grid;grid-template-columns:minmax(0,1fr)}.teacher-book-card .button{width:100%}.teacher-books .section-heading h2{margin-bottom:10px}}
@media(prefers-reduced-motion:reduce){.teacher-books[aria-busy=true] #teacher-book-status::before{animation:none}}

#admin-users{margin-top:28px}.sg-account-row{overflow-wrap:anywhere}.sg-account-row dl{display:grid;grid-template-columns:minmax(120px,1fr) minmax(0,3fr);gap:8px 16px;margin:20px 0}.sg-account-row dt{font-weight:600}.sg-account-row dd{margin:0;white-space:pre-wrap}@media(max-width:600px){.sg-account-row dl{grid-template-columns:1fr;gap:4px}.sg-account-row dd{margin-bottom:12px}}

:root{--ink:#1a1714;--muted:#625d56;--paper:#f8f7f3;--red:#1a1714;--red-dark:#332e28;--border:#d6d2ca;--tint:#f1eee8;--blue:#2d4b60;--radius:8px;--shadow:none}.site-header{background:#1a1612;color:#fff;border-top:0;border-bottom:1px solid #514b44}.site-header .brand,.site-header nav a{color:#fff}.site-header .brand strong{color:#ffe61a}.site-header .brand span{color:#d1cbc2}.site-header nav a:hover{background:#332e28}.button.primary{background:#ffe61a;border-color:#ffe61a;color:#1a1612}.button.primary:hover{background:#f0d400;border-color:#f0d400}::selection{background:#ffe61a;color:#1a1612}.narrow{padding:0}.sg-access{box-shadow:none}#admin-users .field select{width:100%;min-height:48px;border:1px solid #aaa297;background:#fff;border-radius:7px;padding:10px;color:var(--ink)}.site-footer nav{display:flex;flex-wrap:wrap;gap:12px 20px}