/* Online reader: login, My Library and the reading page. Written phone-first; wider screens only add room.
   Colours and fonts come from the tokens in style.css. */

/* login */
.login-wrap{display:grid;place-items:center;padding-block:36px 90px}
.login-card{width:100%;max-width:440px;background:var(--ink-700);border:1px solid var(--ink-line);border-radius:26px;padding:28px 22px;text-align:center}
.login-card h1{font-size:28px;line-height:1.35;margin-top:14px}
.login-lead{color:var(--on-dark-muted);margin:10px 0 22px;line-height:1.7}
.btn-google,.btn-mail{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:52px;border-radius:12px;font:600 16px var(--f-lat);margin-top:10px;border:1px solid var(--ink-line);transition:transform .25s,box-shadow .25s}
.btn-google svg{width:20px;height:20px}
a.btn-google:hover{transform:translateY(-2px);box-shadow:0 12px 24px -14px #000}
.login-fine{font-size:12.5px;line-height:1.7;color:var(--on-dark-muted);margin-top:16px}
.login-fine a{color:var(--on-dark);text-decoration:underline}
.btn-google{background:#fff;color:#1f1f1f}
.btn-mail{background:transparent;color:var(--on-dark)}
.btn-google:disabled,.btn-mail:disabled{opacity:.45}
.soon{font-size:13px;color:var(--on-dark-muted);margin:10px 0 18px}
.testmode{font:600 12.5px/1.6 var(--f-body);background:#c5f25c22;border:1px dashed var(--lime);color:var(--lime);border-radius:12px;padding:10px 12px;margin-bottom:6px}
.login-form{display:grid;gap:8px;text-align:left;margin-top:14px}
.login-form label{font:600 13px var(--f-body);color:var(--on-dark-muted);margin-top:6px}
.login-form input,.login-form select{min-height:50px;border-radius:12px;border:1px solid var(--ink-line);background:var(--ink-900);color:var(--on-dark);font:16px var(--f-body);padding:0 14px;width:100%}
.login-form .btn{justify-content:center;min-height:52px;margin-top:12px;border:0;width:100%}
.form-err{color:#ffb4a2;font-size:14px;margin-top:10px}
.form-ok{background:var(--chip);border-radius:12px;padding:12px 14px;margin-bottom:18px;font-weight:600}
.admin-form{max-width:520px}
.admin-form label{color:var(--muted)}
.admin-form input,.admin-form select{background:var(--paper);color:var(--text);border-color:var(--line)}
.admin-h{font-size:22px;margin:38px 0 12px}
.admin-t{width:100%;border-collapse:collapse}
.admin-t td,.admin-t th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);font-size:15px}

/* library */
.who{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:22px;font-size:15px;color:var(--muted)}
.who span{font-weight:600;color:var(--text);word-break:break-all}
.who button,.who a{font:600 13px var(--f-lat);padding:8px 14px;border-radius:99px;border:1px solid var(--line);background:var(--paper);color:var(--text)}
/* phone: three equal tabs in one row, the buy link full width under them */
.shelves{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-bottom:18px}
.shelf{min-height:58px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:3px;padding:6px 8px;border-radius:16px;border:1px solid var(--line);background:var(--paper);font:600 12.5px/1.25 var(--f-lat);color:var(--text);text-align:center}
.shelf b{font-size:12px;color:var(--muted)}
.shelf.on{background:var(--green);border-color:var(--green);color:#f1f6dd}
.shelf.on b{color:#c9dcc0}
.shelf.buy{grid-column:1/-1;min-height:46px;border-style:dashed;border-color:var(--green);color:var(--accent);font-size:14px}
.lib-none{color:var(--muted);padding:20px 0}
.lib-grid{display:grid;gap:14px}
.lib-card{display:flex;gap:16px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:16px;transition:transform .3s var(--ease),border-color .3s}
.lib-card:hover{transform:translateY(-3px);border-color:var(--lime)}
.lib-cover{flex:none;--cw:84px}
.lib-cover .cover{box-shadow:0 10px 16px -10px rgba(8,28,20,.5)}
.lib-body{display:grid;gap:5px;min-width:0}
.lib-body strong{font:600 18px/1.4 var(--f-head)}
.lib-meta{font-size:14px;color:var(--muted)}
.lib-go{font:600 14px var(--f-body);color:var(--accent);margin-top:4px}
.lib-empty{text-align:center;padding:30px 0}
.lib-empty h2{font-size:26px}
.lib-empty p{color:var(--muted);margin:8px 0 22px}

/* reading page */
.rzone{padding-bottom:64px}
.rhead{display:flex;gap:18px;align-items:center;padding-block:22px 6px}
.rcover{flex:none;--cw:78px}
.rhead h1{font-size:clamp(24px,5.4vw,40px);line-height:1.3;margin:6px 0 4px}
.rhead p{color:var(--on-dark-muted);font-size:15px;line-height:1.6}
.rhead .kicker{color:var(--lime)}
.reader{--fs:17px;position:relative;max-width:820px;margin-inline:auto;padding:26px 16px 70px;font-size:var(--fs);line-height:1.85;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.wm{position:absolute;inset:0;z-index:3;pointer-events:none;background-repeat:repeat}
.rbar{display:flex;justify-content:space-between;align-items:center;gap:8px 10px;flex-wrap:wrap;margin-bottom:10px}
.back{font:600 14px var(--f-body);color:var(--accent);padding:10px 0}
.wm{opacity:.9}
/* the floating tools below already hold day / night, so the header's own button is hidden while reading */
.reading .theme-btn{display:none}
/* floating reading tools */
.dock{position:fixed;z-index:40;right:14px;bottom:18px;display:flex;flex-direction:column-reverse;align-items:flex-end;gap:10px}
.dock button{width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:var(--paper);color:var(--text);font:700 14px var(--f-lat);display:grid;place-items:center;transition:background .25s,color .25s,transform .25s}
.dock svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.dock button[aria-pressed=true]{background:var(--green);border-color:var(--green);color:#f1f6dd}
.dock-fab{box-shadow:0 10px 22px -10px #0b271f99;opacity:.82}
.dock.open .dock-fab{opacity:1;background:var(--green);border-color:var(--green);color:#f1f6dd}
.dock-panel{display:none;flex-direction:column;gap:8px;padding:8px;border-radius:30px;background:var(--cream-2);border:1px solid var(--line);box-shadow:0 18px 30px -16px #0b271f99}
.dock.open .dock-panel{display:flex;animation:solin .25s var(--ease)}
.dock-panel i{height:1px;background:var(--line);margin:2px 6px}
.rprog{height:5px;border-radius:9px;background:var(--cream-2);overflow:hidden;margin-bottom:20px}
.rprog i{display:block;height:100%;background:var(--green);border-radius:9px}
.instr,.intro .box,.rulebox{background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--green);border-radius:14px;padding:14px 16px;margin-bottom:16px}
.instr h2{font-size:19px;margin-bottom:6px}
.intro{margin-bottom:8px}
.reader .en,.qen{display:block;color:var(--muted);font-size:.9em;line-height:1.7;margin-top:4px}
.reader .sm{font-size:.94em}
.reader .xs,.reader .soft{font-size:.88em;color:var(--muted)}
.reader .center{text-align:center}
.reader .blank{display:inline-block;width:3.2em;border-bottom:1.5px solid currentColor;vertical-align:baseline}
.tablewrap{overflow-x:auto;margin:10px 0}
.reader table{border-collapse:collapse;font-size:.9em;min-width:100%}
.reader td{border:1px solid var(--line);padding:6px 10px;vertical-align:top}
.tier{background:var(--ink-800);color:var(--on-dark);border-radius:18px;padding:18px;margin:34px 0 16px}
.tier b{display:block;font:600 1.25em/1.4 var(--f-head);color:var(--lime)}
.tier span{display:block;font-weight:600;margin-top:4px}
.tier p{color:var(--on-dark-muted);font-size:.9em;margin-top:6px}
.sect{font-size:1.3em;margin:30px 0 10px;padding-bottom:8px;border-bottom:2px solid var(--lime)}
.sect small{font:500 .62em var(--f-lat);color:var(--muted)}
.evid{font-size:.88em;color:var(--accent);background:var(--chip);border-radius:10px;padding:8px 12px;margin:8px 0}
.rulebox{font-size:.92em;border-left-color:var(--lime);overflow-x:auto}
.q{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;padding:18px 0;border-bottom:1px solid var(--line)}
.qn{font:700 .82em var(--f-body);min-width:2.3em;height:2.3em;padding:0 6px;display:grid;place-items:center;border-radius:99px;background:var(--green);color:#f1f6dd}
.qt{font-weight:500}
.opts{list-style:none;display:grid;gap:8px;margin:12px 0 4px;padding:0}
.opts li{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:9px 12px;line-height:1.6}
.opts b{color:var(--accent);margin-right:4px}
.qmeta{display:flex;justify-content:space-between;gap:10px;font-size:.8em;color:var(--muted);margin-top:8px}
.qmeta b{color:var(--accent);white-space:nowrap}
.solbtn{margin-top:12px;min-height:46px;padding:0 18px;border-radius:99px;border:1.5px solid var(--accent);background:transparent;color:var(--accent);font:600 15px var(--f-body);transition:background .25s,color .25s}
.solbtn[aria-expanded=true]{background:var(--green);border-color:var(--green);color:#f1f6dd}
.solbtn:disabled{opacity:.6}
.sol{margin-top:12px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px 16px;animation:solin .35s var(--ease)}
.sol p+p{margin-top:8px}
.sol .stitle{font-weight:700}
.sol .ans{display:inline-block;font-weight:700;border:1.5px solid var(--accent);border-radius:10px;padding:5px 12px;margin-top:10px}
.sol .note{font-size:.88em;color:var(--muted)}
.sol .err{color:#b3261e}
@keyframes solin{from{opacity:0;transform:translateY(-6px)}}
.reader .katex{font-size:1.06em}
/* Long formulas: KaTeX may break a line after = + − when it is allowed to wrap. A single piece that is still wider
   than the phone scrolls sideways inside its own paragraph, so the page itself never grows wider than the screen. */
.reader{overflow-x:clip}
.reader .m{white-space:normal}
.reader :is(.qt,.qen,.sol p,.opts li,.evid,.instr p,.intro .box,.tier p,.note){overflow-x:auto;overflow-y:hidden;overflow-wrap:anywhere;scrollbar-width:thin}
.qb{min-width:0}
/* a little air so a tall fraction that wrapped onto the next line does not touch the one above */
.reader .katex .base{padding-block:.2em}
.pager{display:grid;grid-template-columns:1fr auto 1fr;gap:8px;align-items:center;margin:22px 0}
.pg{min-height:48px;display:grid;place-items:center;white-space:nowrap;border-radius:12px;border:1px solid var(--line);background:var(--paper);font:600 15px var(--f-body);color:var(--text);padding:0 12px}
.pg.next{background:var(--green);border-color:var(--green);color:#f1f6dd}
.pg.off{opacity:.35}
.jump{min-height:48px;border-radius:12px;border:1px solid var(--line);background:var(--paper);font:15px var(--f-body);color:var(--text);padding:0 8px;max-width:46vw}
.cheer{text-align:center;font:600 15px/1.6 var(--f-body);color:var(--accent);margin-top:22px}
/* set apart from the book's own text above it: its own box and a label */
.yours{font-size:14px;line-height:1.7;color:var(--text);background:var(--chip);border:1px dashed var(--accent);border-radius:14px;padding:12px 16px;margin:22px 0 18px}
.yours b{display:block;font:700 11.5px var(--f-body);letter-spacing:.08em;color:var(--accent);margin-bottom:3px}
/* Display modes. Day and Night are the site's own themes (html[data-theme], set in style.css); Reading is a warm
   paper tone that only the reader has. */
.reading .body{transition:background .3s}
.reading[data-mode=sepia] .body{--cream:#f3e9d2;--cream-2:#e6d8b8;--paper:#faf3e0;--line:#d9c8a0;--text:#3a2e1c;--muted:#7b6a4e;--green:#5a4a1f;--accent:#5a4a1f;--chip:#eadcb8;background:var(--cream);color:var(--text)}
.reading[data-mode=sepia] .wm{opacity:.6}
html[data-theme=dark] .wm{opacity:.42}
html[data-theme=dark] .tier{background:#1d2a23}
/* when the reader is not the active window or tab, the text is blurred */
.reading.away .reader{filter:blur(14px)}

@media(min-width:700px){
 .login-card{padding:38px 34px}
 .shelves{display:flex;flex-wrap:wrap}
 .shelf{flex-direction:row;min-height:46px;gap:8px;padding:0 16px;border-radius:99px;font-size:14.5px}
 .shelf.buy{margin-left:auto;min-height:46px}
 .lib-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .lib-cover{--cw:96px}
 .rcover{--cw:104px}
 .reader{--fs:18px;padding-inline:28px}
 .opts{grid-template-columns:1fr 1fr}
}
@media(min-width:1100px){
 .lib-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

/* order page and my orders */
.ord{display:grid;gap:22px}
.ord h2{font:600 20px/1.4 var(--f-head);margin-bottom:10px}
.ord-list,.ord-form{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:20px}
.ord-list ul{list-style:none;padding:0;display:grid;gap:10px}
.ord-list li{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:10px;align-items:center;padding-bottom:10px;border-bottom:1px solid var(--line)}
.ord-list li span:first-child{display:grid}
.ord-list small,.ord-fine,.ord-skip{font-size:13px;color:var(--muted);line-height:1.6}
.ord-price{font:700 15px var(--f-lat)}
.ord-x{width:30px;height:30px;display:grid;place-items:center;border-radius:50%;border:1px solid var(--line);color:var(--muted);font-size:18px}
.ord-total{display:flex;justify-content:space-between;font:600 19px var(--f-head);margin-top:14px}
.ord-total b{font-family:var(--f-lat);color:var(--accent)}
.ord-line{display:flex;justify-content:space-between;gap:10px;margin-top:10px;color:var(--muted)}
.ord-line.off{color:var(--accent);font-weight:600}
.ord-list s{color:var(--muted);font-weight:400}
.tag-pack{font:700 10.5px var(--f-lat);font-style:normal;letter-spacing:.08em;text-transform:uppercase;background:var(--chip);color:var(--accent);border-radius:99px;padding:3px 8px;vertical-align:middle}
.ord-nudge{font:600 13.5px var(--f-body);color:var(--accent);margin-top:8px}
.ord-promo{display:flex;gap:8px;margin-top:16px}
.ord-promo input{flex:1;min-width:0;min-height:46px;border-radius:12px;border:1px dashed var(--line);background:var(--cream);color:var(--text);font:15px var(--f-lat);padding:0 12px;text-transform:uppercase}
.ord-promo button{min-height:46px;padding:0 16px;border-radius:12px;border:1px solid var(--line);background:var(--paper);color:var(--text);font:600 14px var(--f-body)}
.ord-list .form-err{color:#b3261e;margin-top:8px}
.ord-more{display:inline-block;margin-top:12px;font:600 14px var(--f-body);color:var(--accent)}
.ord-step{color:var(--muted);margin-bottom:12px;line-height:1.7}
.send-box{display:grid;gap:6px;background:#fff4d6;border:2px solid #d9a514;border-radius:16px;padding:14px 16px;margin-bottom:14px;color:#4a3800;line-height:1.65}
.send-box>b{font:700 19px/1.4 var(--f-head);color:#7a5200}
.send-box span{font-size:15px}
.send-box .send-no{font-size:13.5px;color:#8f1d12;font-weight:600}
html[data-theme=dark] .send-box{background:#3a2f0c;border-color:#d9a514;color:#f6e7b4}
html[data-theme=dark] .send-box>b{color:#ffd66b}
html[data-theme=dark] .send-box .send-no{color:#ffb4a2}
.send-tag{display:inline-block;width:max-content;font:700 11.5px var(--f-lat)!important;letter-spacing:.04em;background:#d9a514;color:#2b2000!important;border-radius:99px;padding:3px 10px;margin-top:3px}
.ord-help{text-align:center;margin-top:22px;color:var(--muted);line-height:1.7}
.ord-help a{color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.myo-acts{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.btn-line{min-height:50px;display:inline-flex;align-items:center;padding:0 18px;border-radius:12px;border:1.5px solid var(--accent);color:var(--accent);font:600 15px var(--f-body)}
.pays{display:grid;gap:10px;margin-bottom:22px}
.pay{display:flex;gap:12px;align-items:center;border:1.5px solid var(--line);border-radius:16px;padding:14px;cursor:pointer}
.pay:has(input:checked){border-color:var(--accent);background:var(--chip)}
.pay input{width:20px;height:20px;accent-color:var(--green)}
.pay span{display:grid;gap:2px;flex:1}
.copy-no{flex:none;align-self:flex-start;font:700 12.5px var(--f-lat);padding:7px 12px;border-radius:10px;border:1.5px solid var(--accent);background:transparent;color:var(--accent);cursor:pointer}
.copy-no.done{background:var(--accent);color:var(--paper)}
.copy-tip{font-size:14px;color:var(--muted);margin:-12px 0 22px;line-height:1.7}
.pay .pay-no{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pay-no .copy-no{align-self:center}
.copy-no.wide{align-self:stretch;width:100%;padding:12px;font-size:14px;margin-top:10px}
.draft{white-space:pre-wrap;word-break:break-word;font:500 14px/1.7 var(--f-body);background:var(--chip);border:1px dashed var(--line);border-radius:14px;padding:14px;margin:0 0 14px}
.profile input[disabled]{opacity:.7}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:6px 0 16px}
.stat-row div{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px}
.stat-row b{display:block;font:700 26px var(--f-lat)}
.stat-row span{font-size:13px;color:var(--muted)}
.adm-acts .chip{padding:8px 14px;border-radius:99px;border:1px solid var(--line);background:var(--paper);font-size:14px}
.adm-acts .chip b{margin-left:6px}
.adm-acts .chip.on{background:var(--green);color:#fff;border-color:var(--green)}
.pay em{font:700 21px var(--f-lat);font-style:normal;letter-spacing:.5px;-webkit-user-select:all;user-select:all}
.ord-form label{display:block;font:600 13.5px var(--f-body);color:var(--muted);margin:12px 0 6px}
.ord-form input:not([type=radio]):not([type=hidden]){width:100%;min-height:52px;border-radius:12px;border:1px solid var(--line);background:var(--cream);color:var(--text);font:17px var(--f-lat);padding:0 14px}
.ord-form .btn{width:100%;justify-content:center;min-height:54px;margin-top:18px;border:0}
.ord-fine{margin-top:12px}
.ord-err{background:#fde8e4;color:#8f1d12;border-radius:12px;padding:12px 14px;margin-bottom:16px}
.myos{list-style:none;padding:0;display:grid;gap:12px;margin-bottom:22px}
.myo{display:flex;justify-content:space-between;gap:14px;background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--line);border-radius:16px;padding:14px 16px}
.myo.ok{border-left-color:#2f8a5f}.myo.wait{border-left-color:#d9a514}.myo.no{border-left-color:#c2412d}
.myo small{display:block;font-size:13px;color:var(--muted);margin-top:3px}
.myo-why{color:#b3261e!important}
.myo-r{text-align:right;white-space:nowrap;display:grid;gap:4px;align-content:start}
.myo-r span{font:700 15px var(--f-lat)}
.myo-r i{font:600 12.5px var(--f-body);font-style:normal;color:var(--muted)}
@media(min-width:900px){.ord{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);align-items:start}}

/* admin portal */
.adm-head{padding-block:22px 54px}
.adm-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.adm-nav a{padding:9px 15px;border-radius:99px;border:1px solid var(--line);background:var(--paper);font:600 14px var(--f-body);color:var(--text)}
.adm-nav a.on{background:var(--green);border-color:var(--green);color:#f1f6dd}
.adm-search,.adm-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.adm input,.adm select{min-height:46px;border-radius:12px;border:1px solid var(--line);background:var(--paper);color:var(--text);font:15px var(--f-body);padding:0 12px;min-width:0}
.num-edit{align-items:flex-end}.num-edit label{display:flex;flex-direction:column;gap:3px;font-size:.78rem;color:var(--muted);flex:0 1 110px}.adm-row.num-edit label input{width:100%;flex:0 0 auto}.num-edit select{flex:0 1 210px}
.adm-search input{flex:1 1 220px}.adm-row input,.adm-row select{flex:1 1 160px}.adm .narrow{flex:0 0 80px;width:80px}.adm-row.tight input{flex:0 1 110px;width:110px}
.adm .btn{min-height:46px;border:0}
.btn-no{min-height:46px;padding:0 16px;border-radius:12px;border:1.5px solid #c2412d;background:none;color:#c2412d;font:600 14px var(--f-body)}
.btn-no.sm{min-height:36px;padding:0 11px;font-size:13px;border-width:1px}
.adm-h{font:600 20px/1.4 var(--f-head);margin:30px 0 12px}
.adm-lead{color:var(--muted);line-height:1.75;margin-bottom:14px;max-width:820px}
.adm-none{color:var(--muted);padding:6px 0}
.adm-err{background:#fde8e4;color:#8f1d12;border-radius:12px;padding:12px 14px;margin-bottom:16px}
.adm-who{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:12px 16px;margin:12px 0}
.tag-no{color:#c2412d;font-weight:600}
.ocs{display:grid;gap:12px}
.oc{background:var(--paper);border:1px solid var(--line);border-left:5px solid #d9a514;border-radius:16px;padding:14px 16px;display:grid;gap:5px;font-size:15px}
.oc.ok{border-left-color:#2f8a5f}.oc.no{border-left-color:#c2412d}
.oc header{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.oc header b{font:700 17px var(--f-lat)}
.oc-trx b{font-family:var(--f-lat);letter-spacing:.4px;-webkit-user-select:all;user-select:all}
.oc-books,.oc-when,.oc-hint{color:var(--muted);font-size:13.5px;line-height:1.6}
.oc a{color:var(--accent);font-weight:600}
.oc-act{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.adm .admin-t small{display:block;color:var(--muted);font-size:12.5px}
.adm .admin-t tr.off td{opacity:.6}
.adm .price{width:110px}
.adm-save{position:sticky;bottom:14px;margin-top:16px;box-shadow:0 14px 26px -12px #0b271f99}
.adm-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:14px}
.adm-tiles div{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:18px}
.adm-tiles b{display:block;font:700 26px var(--f-lat)}
.adm-tiles span{color:var(--muted);font-size:13.5px}
.tg-state{list-style:none;padding:0;display:grid;gap:8px;margin-bottom:10px}
.tg-state li{background:var(--paper);border:1px solid var(--line);border-left:5px solid #c2412d;border-radius:12px;padding:10px 14px}
.tg-state li.ok{border-left-color:#2f8a5f}
.adm-acts{display:flex;flex-wrap:wrap;gap:6px}
.adm-acts a{display:inline-flex;align-items:center}
.ticks{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:4px 14px;margin-bottom:16px}
.tick{display:flex;gap:8px;align-items:flex-start;font-size:14px;padding:5px 0}
.tick input{min-height:0;width:18px;height:18px;margin-top:3px;flex:none}
.tick small{color:var(--muted)}
.bars{display:grid;grid-template-columns:repeat(14,1fr);gap:6px;align-items:end;height:150px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:14px 12px 8px}
.bars div{height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:4px}
.bars i{width:100%;min-height:2px;border-radius:6px 6px 2px 2px;background:var(--green)}
.bars span{font:600 10.5px var(--f-lat);color:var(--muted)}
@media(min-width:900px){.ocs{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* book pages: "look before you buy" */
.peek{display:grid;gap:22px}
.peek-facts{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:22px}
.peek-facts h3{font:600 21px/1.4 var(--f-head);margin-bottom:10px}
.peek-facts ul{list-style:none;padding:0;display:grid;gap:9px}
.peek-facts li{position:relative;padding-left:26px;line-height:1.65;color:var(--muted)}
.peek-facts li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.peek-facts li b{color:var(--text)}
.peek-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.peek-chips span{font:600 13px var(--f-body);background:var(--chip);color:var(--accent);border-radius:99px;padding:5px 12px}
.sample{min-width:0;font-size:17px;line-height:1.85;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:8px 18px 18px}
.sample .q:last-of-type{border-bottom:0}
.sample .katex{font-size:1.06em}
.sample :is(.qt,.qen,.sol p,.opts li){overflow-x:auto;overflow-y:hidden;overflow-wrap:anywhere}
.sample-note{font-size:13.5px;color:var(--muted);padding:12px 0 4px}
.sample-more{font:600 15px var(--f-body);color:var(--accent);text-align:center;padding-top:16px;border-top:1px dashed var(--line)}
.solbtn.lock{display:inline-flex;align-items:center;gap:8px;border-style:dashed;opacity:.75;cursor:default}
.solbtn.lock::before{content:"";width:11px;height:9px;border-radius:2px;background:currentColor;box-shadow:0 -6px 0 -2px var(--paper),0 -6px 0 0 currentColor}
@media(min-width:900px){.peek{grid-template-columns:minmax(0,340px) minmax(0,1fr);align-items:start}.peek-facts{position:sticky;top:90px}}

/* Printing or "Save as PDF" gives one line of text and none of the book. */
@media print{
 .dock{display:none!important}
 body.reading>*{display:none!important}
 body.reading::after{content:"এই বই print করা যায় না। তোমার account-এ login করে growthskool.bd-তে পড়ো।";display:block;padding:40px;font:600 18px sans-serif;color:#000}
}
/* ---- admin portal: its own frame (compact, like a control panel) */
.admin-app{background:var(--cream);min-height:100vh;font-size:14px;--adm-side:232px}
.adm-top{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:10px;height:48px;padding:0 14px;background:#0b271f;color:#eef3df;border-bottom:1px solid #1d4637}
.adm-top .brand{display:flex;align-items:center;gap:7px;color:#eef3df;font-size:16px}
.adm-top .brand img{width:24px;height:24px}
.adm-burger{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;border:0;background:transparent;color:#eef3df;cursor:pointer}
.adm-burger:hover,.adm-me summary:hover{background:#17392e}
.adm-burger svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.adm-top-r{margin-left:auto;display:flex;align-items:center;gap:8px}
.adm-me{position:relative}
.adm-me{border:0}
.adm-me-menu p{margin:0}
.adm-me summary{list-style:none;display:flex;align-items:center;gap:8px;padding:4px 6px;border:0;border-radius:99px;cursor:pointer;font-size:inherit}
.adm-me summary::-webkit-details-marker{display:none}
.adm-me summary::after,.adm-me[open] summary::after{content:none}
.adm-avatar{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#c6f25a;color:#0b271f;font:700 13px var(--f-lat)}
.adm-me-menu{position:absolute;right:0;top:calc(100% + 8px);min-width:240px;background:var(--paper);color:var(--text);border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 40px rgba(0,0,0,.22);padding:6px;display:grid;gap:1px;z-index:60}
.adm-me-who{display:grid;gap:1px;padding:8px 10px 10px;border-bottom:1px solid var(--line);margin-bottom:4px}
.adm-me-who b{font:600 14px var(--f-body)}
.adm-me-who span{font-size:12.5px;color:var(--muted);word-break:break-all}
.adm-me-who em{font:700 10.5px var(--f-lat);font-style:normal;letter-spacing:1px;text-transform:uppercase;color:var(--accent);margin-top:4px}
.adm-me-menu a,.adm-me-menu button{display:block;width:100%;text-align:left;padding:8px 10px;border:0;border-radius:8px;background:none;color:var(--text);font:500 13.5px var(--f-body);cursor:pointer}
.adm-me-menu a:hover,.adm-me-menu button:hover{background:var(--chip)}
.adm-me-menu form{margin:0;border-top:1px solid var(--line);padding-top:4px;margin-top:4px}
.adm-me-menu form button{color:#c2412d}
.adm-shell{display:grid;grid-template-columns:var(--adm-side) minmax(0,1fr);align-items:start}
.adm-shell>.adm-main:first-child{grid-column:1/-1}
.adm-side{position:sticky;top:48px;height:calc(100vh - 48px);overflow-y:auto;padding:10px 8px 20px;background:var(--paper);border-right:1px solid var(--line)}
.adm-side details{border-bottom:1px solid var(--line);padding:4px 0}
.adm-side details:last-of-type{border-bottom:0}
.adm-side summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:8px;padding:7px 10px;border-radius:8px;font:600 12px var(--f-lat);letter-spacing:.9px;text-transform:uppercase;color:var(--muted);cursor:pointer}
.adm-side summary::-webkit-details-marker{display:none}
.adm-side summary::after,.adm-side details[open] summary::after{content:"";flex:none;width:6px;height:6px;border:0;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;border-radius:0;background:none;color:inherit;transform:rotate(-45deg);transition:transform .15s}
.adm-side details[open] summary::after{transform:rotate(45deg)}
.adm-side summary:hover{background:var(--chip)}
.adm-side a{display:block;padding:7px 10px 7px 18px;border-radius:8px;font:500 13.5px var(--f-body);color:var(--text)}
.adm-side a:hover{background:var(--chip)}
.adm-side a.on{background:var(--green);color:#f1f6dd;font-weight:600}
.adm-grip{position:absolute;top:0;right:-3px;width:6px;height:100%;cursor:col-resize}
.adm-side-wrap{position:relative}
.adm-nav-off .adm-shell{grid-template-columns:minmax(0,1fr)}
.adm-nav-off .adm-side-wrap{display:none}
.adm-main{padding:16px 22px 50px;min-width:0}
.adm-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:12.5px;color:var(--muted);margin-bottom:8px}
.adm-crumbs a{color:var(--muted)}
.adm-crumbs a:hover{color:var(--text);text-decoration:underline}
.adm-crumbs b{font-weight:600;color:var(--text)}
.adm-crumbs i{font-style:normal;opacity:.6}
.adm-headrow{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.adm-title{font:600 22px/1.25 var(--f-head);margin:0}
.adm-bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.adm-foot{display:flex;justify-content:flex-end;margin-top:14px}
.adm-ask{position:fixed;inset:0;z-index:300;display:grid;place-items:center;padding:16px;background:rgba(6,20,15,.55)}
.adm-ask-card{width:min(440px,100%);background:var(--paper);color:var(--text);border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:0 24px 70px rgba(0,0,0,.35)}
.adm-ask-card h2{font:600 18px/1.3 var(--f-head);margin:0 0 10px}
.adm-ask-what{font-weight:600;margin:0 0 6px}
.adm-ask-note{color:var(--muted);font-size:13.5px;line-height:1.6;margin:0 0 18px}
.adm-ask-acts{display:flex;justify-content:flex-end;gap:8px}
.adm-ask-acts .btn,.adm-ask-acts .btn-no{min-width:84px;justify-content:center}
.admin-app .adm-h{font-size:16px;margin:22px 0 10px}
.admin-app .adm-lead{font-size:13.5px;line-height:1.65;margin-bottom:12px}
.admin-app .admin-t td,.admin-app .admin-t th{font-size:13.5px;padding:8px 10px}
.admin-app .admin-t th{font:600 12px var(--f-lat);letter-spacing:.4px;color:var(--muted)}
.admin-app .admin-t small{font-size:12px}
.admin-app input,.admin-app select,.admin-app textarea{min-height:36px;font-size:13.5px;padding:6px 10px;border-radius:8px}
.admin-app .btn,.admin-app .adm .btn{min-height:36px;padding:0 14px;font-size:13.5px;border-radius:8px}
.admin-app .btn-no{min-height:36px;padding:0 12px;font-size:13px;border-radius:8px}
.admin-app .btn-no.sm{min-height:30px;padding:0 10px;font-size:12.5px}
.admin-app .form-ok,.admin-app .form-err{font-size:13.5px;padding:10px 12px;border-radius:8px}
.admin-app .stat-row div{padding:12px;border-radius:10px}
.admin-app .stat-row b{font-size:22px}
.admin-app .stat-row span{font-size:12.5px}
.admin-app .oc{font-size:13.5px}
.admin-app .adm-acts .chip{padding:6px 12px;font-size:13px}
.admin-app a.btn-no{display:inline-flex;align-items:center;text-decoration:none}
.adm-login{display:grid;place-items:center;min-height:calc(100vh - 140px);padding:20px}
.adm-login .login-card{max-width:420px;width:100%;box-sizing:border-box;display:grid;gap:14px;justify-items:center;text-align:center;padding:32px 28px;border-radius:18px;background:#0f2f25;color:#eef3df}
.adm-login .login-card h1{font:600 26px/1.2 var(--f-head);color:#fff;margin:0}
.adm-login .login-lead{color:#b9cdbf;margin:0;font-size:14px}
.adm-login .btn-google{width:100%;justify-content:center;white-space:nowrap}
.adm-login .eyebrow{white-space:nowrap}
.adm-shade{display:none}
@media(max-width:860px){
 .admin-app{font-size:13.5px}
 .adm-shell{grid-template-columns:minmax(0,1fr)}
 .adm-side-wrap{position:fixed;top:48px;left:0;bottom:0;width:min(82vw,280px);z-index:55;transform:translateX(-102%);transition:transform .2s;display:block!important}
 .adm-side{position:static;height:100%;box-shadow:8px 0 30px rgba(0,0,0,.25)}
 .adm-grip{display:none}
 .adm-nav-open .adm-side-wrap{transform:none}
 .adm-nav-open .adm-shade{display:block;position:fixed;inset:48px 0 0 0;background:rgba(6,20,15,.5);z-index:54}
 .adm-main{padding:14px 12px 44px}
 .adm-title{font-size:19px}
 .admin-app .admin-t td,.admin-app .admin-t th{font-size:13px;padding:7px 8px}
 .adm-top .wordmark{font-size:15px}
}
/* signed-in pages: no site map at the foot, only a quiet line */
.foot-slim{padding:18px 0 26px;border-top:1px solid var(--ink-line,#1d4637)}
.foot-slim .wrap{display:flex;justify-content:center;gap:12px;font-size:13px;color:var(--on-dark-muted,#9fb8ab)}
.foot-slim a{color:inherit;text-decoration:underline;text-underline-offset:3px}
/* signed-in pages fill the screen like an app: the page body stretches, so the foot line always sits at the bottom */
body.app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}
body.app>main{flex:1;display:flex;flex-direction:column}
body.app>main>.body{flex:1}