@font-face{font-family:Inter;src:url('fonts/inter-variable.woff2') format('woff2');font-weight:100 900;font-display:swap}
:root{color-scheme:light;--bg:#fff;--surface:#fff;--sidebar:#f7f7f7;--soft:#f2f2f2;--text:#191919;--muted:#707070;--line:#e9e9e9;--hover:#f6f6f6;--accent:#202020;--on-accent:#fff;--sage:#edf0e9;--sand:#f5f1e8;--lavender:#f0eef6;--shadow:0 16px 64px #00000016;font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:14px;color:var(--text);background:var(--bg);font-synthesis:none;-webkit-font-smoothing:antialiased}
:root[data-theme=dark]{color-scheme:dark;--bg:#111;--surface:#171717;--sidebar:#161616;--soft:#242424;--text:#f0f0f0;--muted:#999;--line:#2a2a2a;--hover:#202020;--accent:#eee;--on-accent:#161616;--sage:#262c24;--sand:#2d2921;--lavender:#292630;--shadow:0 16px 64px #0005}
*{box-sizing:border-box}body{margin:0;line-height:1.5}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation;-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{opacity:.35;cursor:default}button,input,select{border-radius:8px}button{background:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--muted);outline-offset:4px}input,select{min-width:0;color:var(--text);background:var(--surface);border:1px solid var(--line)}input{padding:11px 13px}input::placeholder{color:var(--muted)}select{padding:9px 32px 9px 12px;max-width:100%}h1,h2,h3,p{margin:0}h1{font-size:32px;line-height:1.2;font-weight:550;letter-spacing:-1.2px}h2{font-size:17px;letter-spacing:-.4px;font-weight:550}h3{font-size:14px;font-weight:550}svg{width:19px;height:19px;flex:none;stroke-width:1.6}strong{font-weight:550}img{max-width:100%}[hidden]{display:none!important}.muted{color:var(--muted)}.small{font-size:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip{position:fixed;left:16px;top:-100px;padding:12px;background:var(--surface);z-index:100}.skip:focus{top:12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:9px 15px;border:1px solid var(--line);font-size:12px;font-weight:500;background:var(--surface);border-radius:8px;white-space:nowrap}.button:hover{background:var(--hover)}.button.primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}.button.primary:hover{opacity:.85}.button.ghost{border-color:transparent;background:transparent}.button.ghost:hover{background:var(--soft)}.icon-button{display:inline-flex;align-items:center;justify-content:center;flex:none;width:36px;height:36px;border:0;background:transparent;border-radius:8px;color:var(--muted)}.icon-button:hover{color:var(--text);background:var(--soft)}.icon-button.selected{color:var(--text)}.icon-button.selected svg{fill:var(--text);stroke:var(--text)}.brand{display:flex;align-items:center;gap:10px;font-size:25px;font-weight:600;letter-spacing:-1.2px}.brand-symbol{display:grid;place-items:center;width:31px;height:31px;border-radius:9px;background:var(--accent);color:var(--on-accent)}.brand-symbol svg{width:20px}.shell{display:grid;grid-template-columns:232px minmax(0,1fr);min-height:100dvh}.sidebar{position:sticky;top:0;display:flex;flex-direction:column;height:100dvh;background:var(--sidebar);padding:32px 16px 16px;z-index:25}.sidebar .brand{margin:0 12px 42px}.nav{display:grid;gap:4px}.nav-link{display:flex;align-items:center;gap:12px;min-height:42px;padding:10px 12px;font-size:13px;color:var(--muted);border-radius:8px}.nav-link:hover{color:var(--text);background:var(--soft)}.nav-link.active{background:var(--surface);color:var(--text);box-shadow:0 1px 4px #00000004;font-weight:500}.nav-link .count{margin-left:auto;font-size:11px;color:var(--muted)}.nav-label{padding:28px 12px 10px;font-size:10px;letter-spacing:1.3px;text-transform:uppercase;color:var(--muted);font-weight:550}.subject-dot{display:grid;place-items:center;width:19px;height:19px;font-size:10px;font-weight:550;background:var(--soft);border-radius:5px;color:var(--text)}.nav-link .subject-name{font-size:12px}.sidebar-bottom{margin-top:auto;padding-top:32px}.account{display:flex;align-items:center;gap:11px;padding:12px 10px;border-top:1px solid var(--line)}.avatar{display:grid;place-items:center;width:33px;height:33px;border:1px solid var(--line);border-radius:50%;font-size:12px;font-weight:550;background:var(--surface)}.account-name{font-size:12px;font-weight:550}.account .icon-button{margin-left:auto}.sidebar-actions{display:flex;align-items:center;justify-content:space-between;padding:4px 8px}.sidebar-actions .button{font-size:11px;color:var(--muted);padding:6px 0;min-height:32px}.workspace{min-width:0}.search{display:flex;align-items:center;gap:8px;margin-left:auto;min-width:0;width:270px;background:var(--sidebar);padding:0 12px;border:1px solid transparent;border-radius:8px}.search:focus-within{border-color:var(--line)}.search svg{width:15px;color:var(--muted)}.search input{width:100%;height:36px;padding:0;border:0;background:transparent;font-size:12px;outline:none}.search kbd{border:1px solid var(--line);border-radius:4px;padding:0 5px;color:var(--muted);font-size:11px;font-family:inherit}.mobile-menu{display:none}.content{max-width:1220px;padding:48px 56px 40px;margin:0 auto;animation:none}.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:35px}.page-head p{color:var(--muted);font-size:13px;margin-top:12px;line-height:1.7}.eyebrow{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin-bottom:14px}.home-head{padding:6px 0 28px}.home-head h1{font-size:38px;letter-spacing:-1.7px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 20px}.section-heading h2{font-size:15px}.section-heading .total{color:var(--muted);font-size:12px;margin-left:8px;font-weight:400}.section-heading a{font-size:11px;color:var(--muted);display:flex;gap:6px;align-items:center}.section-heading a svg{width:14px}.tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin-bottom:25px;overflow-x:auto;scrollbar-width:none}.tab{display:block;padding:0 0 13px;white-space:nowrap;font-size:12px;color:var(--muted);border-bottom:2px solid transparent}.tab.active{border-color:var(--text);color:var(--text)}.book-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.book-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:12px;padding:22px 22px 16px;min-height:205px;transition:background .15s,border-color .15s}.book-card:hover{border-color:var(--muted);background:var(--hover)}.book-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.book-symbol{display:grid;place-items:center;width:40px;height:44px;border-radius:5px 10px 10px 5px;border-left:3px solid #0000000a;background:var(--sage)}.book-symbol svg{width:20px;color:var(--text);opacity:.7}.sand .book-symbol{background:var(--sand)}.lavender .book-symbol{background:var(--lavender)}.grade{color:var(--muted);font-size:10px}.book-card h3{font-size:15px;font-weight:550;letter-spacing:-.4px;line-height:1.4}.book-card .subject{font-size:12px;color:var(--muted);margin-top:5px}.book-bottom{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted);margin-top:auto;padding-top:20px}.book-bottom svg{width:15px}.home-section{margin-top:40px}.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.quick{display:flex;gap:12px;align-items:center;padding:16px 0;border-top:1px solid var(--line)}.quick>svg{color:var(--muted)}.quick .arrow{width:14px;margin-left:auto}.quick h3{font-size:12px}.quick p{font-size:10px;color:var(--muted);margin-top:3px}.breadcrumb{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:11px;margin-bottom:24px;flex-wrap:wrap}.breadcrumb a:hover{color:var(--text)}.breadcrumb svg{width:12px;height:12px}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:22px}.toolbar select{font-size:11px;min-height:35px;background:var(--bg);padding-top:7px;padding-bottom:7px}.toolbar .spacer{flex:1}.results-label{font-size:11px;color:var(--muted)}.list-header{display:grid;grid-template-columns:minmax(0,1fr) 150px 70px 84px;gap:20px;padding:0 14px 11px;border-bottom:1px solid var(--line);font-size:10px;color:var(--muted)}.material-row{display:grid;grid-template-columns:minmax(0,1fr) 150px 70px 84px;align-items:center;gap:20px;min-height:76px;padding:13px 14px;border-bottom:1px solid var(--line);border-radius:6px}.material-row:hover{background:var(--hover)}.material-main{border:0;display:flex;align-items:center;gap:15px;text-align:left;width:100%;padding:0;min-width:0;background:transparent}.file-icon{display:grid;place-items:center;flex:none;width:35px;height:40px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--muted)}.file-icon svg{width:17px}.material-title{font-size:13px;font-weight:500;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.material-subtitle{font-size:11px;color:var(--muted);margin-top:4px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.material-book{font-size:10px;color:var(--muted)}.material-format{font-size:9px;letter-spacing:.2px;color:var(--muted);text-transform:uppercase;overflow-wrap:anywhere}.row-actions{display:flex;justify-content:flex-end;gap:3px}.row-actions .icon-button{width:32px;height:32px}.row-actions svg{width:16px}.pagination{display:flex;align-items:center;gap:6px;justify-content:space-between;padding-top:23px}.pagination-info{font-size:10px;color:var(--muted)}.page-buttons{display:flex;align-items:center;gap:4px}.page-button{width:31px;height:32px;display:grid;place-items:center;border:0;background:none;font-size:11px}.page-button.current{background:var(--soft);color:var(--text);font-weight:600}.page-button:hover:not(:disabled){background:var(--soft)}.page-button svg{width:15px}.pagination select{padding:5px 20px 5px 8px;font-size:10px}.empty{display:grid;justify-items:center;text-align:center;padding:75px 24px;border-top:1px solid var(--line)}.empty>svg{width:28px;height:28px;color:var(--muted);margin-bottom:20px}.empty h2{font-size:18px}.empty p{font-size:12px;color:var(--muted);max-width:350px;margin:10px 0 22px;line-height:1.7}.reader-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:36px}.reader-card{display:flex;align-items:center;gap:14px;padding:15px;border:1px solid var(--line);border-radius:10px}.reader-card:hover{background:var(--hover)}.reader-card img{width:38px;height:50px;object-fit:cover;border-radius:2px;border:1px solid var(--line)}.reader-card h3{font-size:12px}.reader-card p{font-size:10px;color:var(--muted);margin-top:4px}.reader-card>svg{margin-left:auto;width:15px;color:var(--muted)}.footer-note{font-size:10px;color:var(--muted);margin-top:36px;padding-top:18px;border-top:1px solid var(--line)}.loading{color:var(--muted);font-size:12px;padding:60px;text-align:center}.skeleton{height:180px;border-radius:10px;background:var(--soft);animation:pulse 1.5s infinite}.skeleton-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:35px}.notice{font-size:12px;color:var(--muted);padding:12px 16px;border:1px solid var(--line);border-radius:8px;margin-bottom:20px}.mobile-overlay{display:none}
/* Material viewer */
.viewer{padding:0;width:min(1120px,94vw);max-width:none;height:min(850px,92dvh);max-height:92dvh;border:1px solid var(--line);border-radius:14px;background:var(--bg);color:var(--text);box-shadow:var(--shadow);overflow:hidden}.viewer::backdrop{background:#0007;backdrop-filter:blur(3px)}.viewer-frame{height:100%;display:grid;grid-template-rows:auto minmax(0,1fr)}.viewer-header{padding:17px 22px;display:flex;align-items:center;gap:16px;border-bottom:1px solid var(--line)}.viewer-header .viewer-heading{flex:1;min-width:0}.viewer-header h2{font-size:14px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.viewer-header p{font-size:10px;color:var(--muted);margin-top:4px}.viewer-body{display:grid;grid-template-columns:minmax(0,1fr) 230px;min-height:0}.preview-area{background:var(--sidebar);overflow:auto;display:flex;align-items:center;justify-content:center;position:relative;min-height:0}.preview-area iframe{width:100%;height:100%;border:0;min-height:450px;background:white}.preview-area .preview-image{max-width:90%;max-height:94%;object-fit:contain;box-shadow:0 2px 18px #00000010;background:white}.media-card{width:min(80%,500px);padding:35px;text-align:center;background:var(--surface);border:1px solid var(--line);border-radius:12px}.media-card>svg{width:34px;height:34px;margin-bottom:20px;color:var(--muted)}.media-card h3{margin-bottom:22px;font-size:13px}.media-card audio{width:100%;max-width:100%}.media-card video{width:100%;max-height:430px}.media-card p{color:var(--muted);font-size:11px;margin-top:18px}.viewer-aside{padding:22px 20px;display:flex;flex-direction:column;gap:20px;border-left:1px solid var(--line);overflow:auto}.viewer-aside label{display:block;font-size:10px;color:var(--muted);margin-bottom:8px}.viewer-aside select{width:100%;font-size:11px}.viewer-aside .button{width:100%;font-size:11px}.detail dt{font-size:10px;color:var(--muted);margin-bottom:4px}.detail dd{margin:0 0 18px;font-size:11px;overflow-wrap:anywhere}.viewer-nav{display:flex;justify-content:space-between;margin-top:auto;padding-top:20px;border-top:1px solid var(--line)}.viewer-nav .icon-button{width:36px}.viewer-nav span{font-size:10px;color:var(--muted);align-self:center}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);padding:12px 19px;background:var(--accent);color:var(--on-accent);font-size:12px;border-radius:9px;z-index:100;box-shadow:var(--shadow)}
/* Textbook reader */
.reader-head{display:flex;align-items:center;gap:14px;margin-bottom:22px}.reader-head h1{font-size:21px;letter-spacing:-.6px}.reader-head p{font-size:11px;color:var(--muted);margin-top:4px}.reader-controls{display:flex;align-items:center;gap:8px;margin-left:auto}.reader-controls input{width:56px;padding:7px 4px;text-align:center;font-size:11px;appearance:textfield}.reader-controls input::-webkit-inner-spin-button{appearance:none}.reader-controls span{font-size:11px;color:var(--muted)}.reader-controls select{font-size:10px;padding:7px 24px 7px 8px;margin-left:12px}.reader-layout{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:20px;align-items:start}.reader-paper{background:var(--sidebar);border:1px solid var(--line);border-radius:10px;height:calc(100dvh - 255px);min-height:420px;overflow:auto;position:relative;text-align:center;padding:24px}.reader-paper img{width:var(--zoom,100%);max-width:none;height:auto;vertical-align:top;box-shadow:0 2px 16px #00000012;background:white}.reader-materials{border:1px solid var(--line);border-radius:10px;padding:20px;max-height:calc(100dvh - 255px);overflow:auto}.reader-materials h2{font-size:12px;margin-bottom:7px}.reader-materials>p{font-size:10px;color:var(--muted);line-height:1.7;margin-bottom:15px}.reader-material{display:block;border:0;padding:12px 0;border-top:1px solid var(--line);width:100%;background:none;text-align:left;font-size:11px;line-height:1.6}.reader-material:hover{color:var(--muted)}.reader-material .small{font-size:9px;color:var(--muted);display:block;margin-top:3px}.reader-original{margin-top:20px;font-size:10px;color:var(--muted);display:flex;gap:6px;align-items:center}.reader-original svg{width:12px}.reader-caption{font-size:10px;color:var(--muted);display:flex;justify-content:space-between;margin-top:12px}
/* Login and account */
.login-layout{display:grid;grid-template-columns:1fr 1fr;min-height:100dvh}.login-art{background:var(--sidebar);padding:48px 56px;display:flex;flex-direction:column;justify-content:space-between}.login-art .brand{font-size:23px}.art-composition{margin:auto;width:min(360px,85%);aspect-ratio:1;position:relative;display:grid;place-items:center}.art-frame{position:absolute;width:72%;height:83%;border:1px solid var(--line);border-radius:7px;transform:rotate(-10deg);background:var(--bg)}.art-frame.second{transform:rotate(7deg);width:65%;height:78%;background:var(--soft)}.art-book{width:62%;height:77%;border-radius:4px 12px 12px 4px;background:var(--sage);position:relative;transform:rotate(-2deg);border-left:7px solid #00000008;padding:28px 25px;display:flex;flex-direction:column}.art-book:after{content:'';height:1px;background:currentColor;opacity:.15;position:absolute;left:25px;right:25px;bottom:45px}.art-book small{font-size:9px;letter-spacing:1.6px;text-transform:uppercase;opacity:.5}.art-book p{font-size:31px;letter-spacing:-1.4px;font-weight:500;line-height:1.2;margin-top:24px}.art-book svg{margin-top:auto;width:25px;height:25px;opacity:.6}.login-caption{max-width:350px}.login-caption h2{font-size:23px;font-weight:500;letter-spacing:-.8px;line-height:1.4;margin-bottom:10px}.login-caption p{font-size:12px;color:var(--muted);line-height:1.8}.login-main{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:48px 28px;position:relative}.login-main>.icon-button{position:absolute;top:35px;right:35px}.login-form-wrap{width:100%;max-width:340px}.login-form-wrap h1{font-size:29px;letter-spacing:-1px}.login-form-wrap>p{color:var(--muted);font-size:12px;margin-top:12px;margin-bottom:34px}.login-form-wrap label{display:block;font-size:11px;font-weight:500;margin:0 0 8px}.login-form-wrap input{width:100%;height:45px;font-size:12px;border-color:var(--line);background:var(--bg)}.field{margin-bottom:21px}.password-field{position:relative}.password-field input{padding-right:45px}.password-field button{position:absolute;right:5px;top:4px}.login-form-wrap .button{width:100%;height:44px;font-size:12px;margin-top:4px}.login-note{font-size:10px;color:var(--muted);margin-top:24px;text-align:center;line-height:1.8}.form-error{font-size:11px;color:#b42330;background:#b423300a;border:1px solid #b4233020;border-radius:7px;padding:11px 13px;margin-bottom:20px}.login-form-wrap>.brand{display:none;margin-bottom:40px}.account-page{min-height:100dvh;display:grid;place-items:center;padding:24px}.account-card{max-width:480px;width:100%;padding:36px;border:1px solid var(--line);border-radius:14px}.account-card h1{font-size:26px;margin:40px 0 15px}.account-card>p{font-size:13px;color:var(--muted);margin-bottom:30px;line-height:1.8}.account-card .button{margin-right:8px}
@keyframes enter{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}@keyframes pulse{50%{opacity:.4}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(min-width:1600px){.content{padding-top:60px}.home-head{padding-top:20px}.book-card{min-height:220px}}
@media(max-width:1100px){.shell{grid-template-columns:210px minmax(0,1fr)}.content{padding:36px 32px}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.list-header,.material-row{grid-template-columns:minmax(0,1fr) 100px 60px 70px;gap:12px}.reader-layout{grid-template-columns:minmax(0,1fr) 190px}.reader-cards{gap:10px}.reader-card{padding:10px;gap:8px}.reader-card img{width:30px;height:40px}}
@media(max-width:760px){.shell{display:block}.sidebar{position:fixed;left:0;top:0;width:240px;transform:translateX(-100%);transition:transform .2s}.menu-open .sidebar{transform:none}.menu-open .mobile-overlay{display:block;position:fixed;inset:0;background:#0005;z-index:24;border:0;width:100%;height:100%}.mobile-menu{display:inline-flex;margin-left:-8px}.search{width:190px;padding:0 9px}.search input{font-size:11px}.search kbd{display:none}.content{padding:30px 22px}.home-head h1{font-size:31px}.page-head{gap:15px;align-items:flex-start;margin-bottom:27px}.page-head .button{font-size:10px;padding:8px 11px}.home-head{display:block;padding:0 0 6px}.home-head .button{margin-top:21px}.page-head p{font-size:12px;max-width:300px}h1{font-size:27px;letter-spacing:-1px}.book-grid{gap:12px}.book-card{padding:16px;min-height:190px}.book-card h3{font-size:13px}.book-card .subject{font-size:10px}.book-top{margin-bottom:22px}.grade{font-size:9px}.book-bottom{font-size:9px}.book-symbol{width:32px;height:37px}.quick-grid{grid-template-columns:1fr;gap:0}.quick{padding:17px 0}.home-section{margin-top:30px}.tabs{gap:20px}.tab{font-size:11px}.list-header{display:none}.material-row{grid-template-columns:minmax(0,1fr) 65px;padding:15px 0;gap:10px;min-height:85px}.material-main{gap:12px}.material-book,.material-format{display:none}.material-title{font-size:11px}.file-icon{width:30px;height:36px}.material-subtitle{font-size:9px}.toolbar{gap:7px;margin-bottom:12px}.toolbar select{font-size:10px;max-width:175px}.toolbar .results-label{flex-basis:100%;order:10;margin:10px 0 0}.pagination{flex-wrap:wrap;gap:15px}.pagination-info{font-size:9px}.page-button{width:27px;height:30px}.pagination select{margin-left:auto}.reader-cards{grid-template-columns:1fr}.reader-card{padding:13px;gap:12px}.reader-card img{width:32px;height:43px}.reader-head{flex-wrap:wrap}.reader-head h1{font-size:19px}.reader-controls{width:100%;margin:8px 0 0;justify-content:center;border-top:1px solid var(--line);padding-top:16px}.reader-layout{display:block}.reader-paper{min-height:380px;height:60dvh;padding:12px}.reader-materials{max-height:none;margin-top:18px}.reader-caption{gap:8px;font-size:9px}.viewer{height:100dvh;max-height:100dvh;width:100vw;max-width:100vw;border:0;border-radius:0;margin:0}.viewer-header{padding:15px 16px;gap:6px}.viewer-header h2{font-size:12px}.viewer-header p{font-size:9px}.viewer-body{display:flex;flex-direction:column}.preview-area{flex:1;min-height:250px}.preview-area iframe{min-height:250px}.viewer-aside{border-left:0;border-top:1px solid var(--line);padding:14px 16px;display:grid;grid-template-columns:1fr 1fr;gap:12px;flex:none;max-height:220px}.viewer-aside .detail{display:none}.viewer-aside label{margin-bottom:4px}.viewer-aside .button{height:37px;align-self:end}.viewer-aside .viewer-nav{border:0;padding:0;margin:0;grid-column:1/-1;justify-content:center;gap:30px}.viewer-aside>.button.ghost{display:none}.media-card{padding:24px;width:90%}.login-layout{grid-template-columns:1fr}.login-art{display:none}.login-main{min-height:100dvh;padding:44px 28px}.login-main>.icon-button{top:22px;right:22px}.login-form-wrap>.brand{display:flex}.login-form-wrap h1{font-size:28px}.login-form-wrap{max-width:360px}.skeleton-grid{grid-template-columns:1fr 1fr}.footer-note{margin-top:28px;font-size:9px}}
@media(max-width:370px){.search{width:155px}.book-grid{grid-template-columns:1fr}}

/* One title/search row replaces the separate header bar. */
.page-heading{display:flex;align-items:center;gap:24px;margin-bottom:36px;min-width:0}
.page-heading h1{flex:1;min-width:0}
.page-heading .search{flex:0 0 270px;margin-left:0}
.library-page .page-heading h1{font-size:38px;letter-spacing:-1.7px}
.account{gap:8px}
.account>div{flex:1;min-width:0}
.account .icon-button{width:30px;height:32px;margin-left:0}
.reader-paper{height:calc(100dvh - 220px)}
.reader-materials{max-height:calc(100dvh - 220px)}
@media(max-width:760px){
 .page-heading{display:grid;grid-template-columns:28px minmax(0,1fr);gap:16px 10px;margin-bottom:28px}
 .page-heading .mobile-menu{width:32px;margin-left:-5px}
 .page-heading h1,.library-page .page-heading h1{font-size:27px;letter-spacing:-1px}
 .page-heading .search{grid-column:1/-1;width:100%;margin:0}
 .reader-paper{height:60dvh}
 .reader-materials{max-height:none}
}