@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Playfair+Display:ital,wght@0,500;0,600;1,500&display=swap";:root{color:#253431;font-synthesis:none;background:#f8f7f2;font-family:DM Sans,sans-serif}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}.backup-link{white-space:nowrap;text-decoration:none}.notebook-view{z-index:20;color:#e2e8f0;background:#0b1120;flex-direction:column;font-family:DM Sans,system-ui,sans-serif;display:flex;position:fixed;inset:0}.nb-topbar{height:54px;padding:0 max(12px,env(safe-area-inset-right,0px)) 0 max(12px,env(safe-area-inset-left,0px));padding-top:env(safe-area-inset-top,0px);box-sizing:content-box;background:#0f172a;border-bottom:1px solid #1e293b;flex:none;justify-content:space-between;align-items:center;gap:12px;display:flex}.nb-topbar-left,.nb-topbar-actions{align-items:center;gap:8px;min-width:0;display:flex}.nb-topbar-left{flex:1}.nb-topbar-actions{flex:none}.nb-heading{flex-direction:column;min-width:0;line-height:1.15;display:flex}.nb-heading>span{letter-spacing:1.4px;text-transform:uppercase;color:#94a3b8;white-space:nowrap;text-overflow:ellipsis;font-size:10px;font-weight:700;overflow:hidden}.nb-heading strong{color:#f1f5f9;white-space:nowrap;text-overflow:ellipsis;font-size:15px;font-weight:600;overflow:hidden}.nb-heading select{appearance:none;color:#f1f5f9;cursor:pointer;text-overflow:ellipsis;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%2394a3b8'/%3E%3C/svg%3E") right 4px center no-repeat;border:0;max-width:min(52vw,420px);padding:2px 20px 2px 0;font:600 15px DM Sans,system-ui,sans-serif}.nb-heading select option{color:#f1f5f9;background:#0f172a}.nb-heading select:focus-visible{outline-offset:2px;border-radius:4px;outline:2px solid #f9a8d4}.nb-icon{color:#cbd5e1;background:#111c33;border:1px solid #1e293b;border-radius:50%;flex:none;place-items:center;width:36px;height:36px;padding:0;font-size:17px;display:grid}.nb-icon:hover{color:#fff;background:#1e293b}.nb-close{font-size:22px}.nb-quiet,.nb-primary{white-space:nowrap;border-radius:8px;padding:9px 13px;font:600 12px DM Sans,system-ui,sans-serif}.nb-quiet{color:#cbd5e1;background:#111c33;border:1px solid #263248}.nb-quiet:hover:not(:disabled){color:#fff;background:#1e293b}.nb-primary{color:#fff;background:#db2777;border:1px solid #db2777}.nb-primary:disabled,.nb-quiet:disabled{opacity:.45;cursor:not-allowed}.nb-save-state{letter-spacing:1px;color:#94a3b8;text-transform:uppercase;font-size:10px;font-weight:700}.nb-icon:focus-visible,.nb-quiet:focus-visible,.nb-primary:focus-visible{outline-offset:2px;outline:2px solid #f9a8d4}.nb-message{color:#bae6fd;background:#13233b;border-bottom:1px solid #1e293b;flex:none;padding:10px 18px;font-size:13px}.nb-message.is-error{color:#fecdd3;background:#3b1220}.nb-loading{color:#94a3b8;margin:auto}.nb-stage{flex:1;min-height:0;display:flex}.nb-frame{transform-origin:0;background:#0b1120;border:0;flex:1;width:100%;min-width:0;height:100%;animation:.55s cubic-bezier(.2,.7,.2,1) both nb-open;display:block}@keyframes nb-open{0%{opacity:0;transform:perspective(1600px)rotateY(-12deg)translate(-12px)}to{opacity:1;transform:none}}.nb-editor{background:#0f172a;border-right:1px solid #1e293b;flex-direction:column;flex:none;gap:12px;width:min(44vw,600px);min-width:320px;padding:18px;display:flex;overflow:auto}.nb-editor-head{justify-content:space-between;align-items:flex-end;gap:10px;display:flex}.nb-editor-head p{letter-spacing:1.4px;color:#94a3b8;margin:0 0 4px;font-size:10px;font-weight:700}.nb-editor-head h2{color:#f1f5f9;margin:0;font-size:18px;font-weight:600}.nb-editor-help{color:#94a3b8;margin:0;font-size:12px;line-height:1.65}.nb-editor-help code{color:#f9a8d4;background:#1e293b;border-radius:4px;padding:1px 5px}.nb-tabs{border-bottom:1px solid #1e293b;display:flex}.nb-tabs button{color:#94a3b8;background:0 0;border:0;border-bottom:2px solid #0000;padding:10px 14px;font-size:12px;font-weight:600}.nb-tabs button.active{color:#f9a8d4;border-bottom-color:#f472b6}.nb-code{resize:none;color:#e2e8f0;tab-size:2;background:#0b1120;border:1px solid #1e293b;border-radius:8px;outline-color:#f472b6;flex:1;width:100%;min-height:240px;padding:14px;font:12px/1.6 Consolas,Cascadia Code,monospace}.nb-editor-foot{color:#64748b;justify-content:space-between;gap:10px;font-size:11px;display:flex}.nb-editor-foot .over{color:#fda4af;font-weight:700}@media (width<=800px){.nb-quiet,.nb-primary{padding:8px 10px;font-size:11px}.nb-save-state{display:none}.nb-stage.is-editing{flex-direction:column;overflow:auto}.nb-editor{border-bottom:1px solid #1e293b;border-right:0;width:100%;min-width:0;height:55vh}.nb-stage.is-editing .nb-frame{flex:none;min-height:70vh}}@media (width<=560px){.nb-topbar,.nb-topbar-actions{gap:6px}.nb-topbar-actions .nb-quiet:first-child:not(:only-child),.nb-fullscreen{display:none}.nb-heading select{max-width:100%}}@media (prefers-reduced-motion:reduce){.nb-frame{animation:none}}.login-layout{background:#20201f;grid-template-columns:1fr 1fr;min-height:100vh;padding:4vh 5vw;display:grid}.intro{color:#fff;background:linear-gradient(160deg,#171716,#343432 58%,#111110);border-radius:24px 0 0 24px;flex-direction:column;justify-content:space-between;min-height:92vh;padding:38px 8%;display:flex;position:relative;overflow:hidden}.intro:after{content:"";pointer-events:none;background:repeating-linear-gradient(90deg,#0000 0 54px,#ffffff08 55px 56px);position:absolute;inset:0}.intro>*{z-index:1;position:relative}.brand{letter-spacing:-1.5px;font-size:25px;font-weight:700}.brand span{color:#aaa}.intro h1,.welcome h1{letter-spacing:-3px;margin:18px 0 22px;font:500 clamp(48px,5.8vw,82px)/1.12 DM Sans,sans-serif}.intro h1 em{color:#bcbcbc;font-style:normal}.intro p:not(.eyebrow){color:#b5b5b5;max-width:350px;line-height:1.8}.eyebrow{letter-spacing:2px;color:#858585;font-size:10px;font-weight:700}.intro .eyebrow{color:#aaa}.intro small{letter-spacing:2px;color:#aaa;font-size:10px}.form-area{background:#fff;border-radius:0 24px 24px 0;place-items:center;min-height:92vh;padding:48px 24px;display:grid}.icon{color:#222;background:#f0f0f0;border-radius:50%;place-items:center;width:48px;height:48px;margin-bottom:33px;font-size:25px;display:grid}.form-area h2{letter-spacing:-1.8px;margin:10px 0;font:500 38px DM Sans,sans-serif}.form-area form>p:not(.eyebrow):not(.error){color:#858585;margin-bottom:35px;font-size:14px}.form-area label{margin:20px 0;font-size:12px;font-weight:600;display:block}.form-area input{background:#f1f1f1;border:1px solid #ededed;border-radius:28px;outline-color:#555;width:100%;height:52px;margin-top:9px;padding:0 18px;display:block}.form-area button{color:#fff;text-align:left;background:#111;border:0;border-radius:28px;width:100%;margin-top:15px;padding:17px 20px;font-weight:600}.form-area button span{float:right}.error{color:#a13f37;font-size:13px}.shell{max-width:1200px;margin:auto;padding:32px}.shell header{justify-content:space-between;align-items:center;display:flex}.quiet{color:#344c3b;background:0 0;border:1px solid #d9e0d6;border-radius:8px;padding:10px 16px}.welcome{padding:14vh 0}.welcome h1{font-size:54px}.welcome>p:not(.eyebrow){color:#748176}.status{border:1px dashed #bfcabd;border-radius:10px;margin-top:60px;padding:22px}.center{place-items:center;min-height:100vh;display:grid}@media (width<=700px){.login-layout{background:#fff;grid-template-columns:1fr;padding:0}.intro{border-radius:0;min-height:250px;padding:25px 28px}.intro h1{margin:10px 0;font-size:40px}.intro small{display:none}.intro p:not(.eyebrow){margin:6px 0}.form-area{border-radius:0;min-height:0;padding:45px 28px}.form-area h2{font-size:34px}.welcome h1{font-size:40px}}.workspace{background:#fafaf6;min-height:100vh}.topbar{background:#fff;border-bottom:1px solid #e9ede5;justify-content:space-between;align-items:center;height:84px;padding:0 max(5vw,32px);display:flex}.brand-button{color:#253431;background:0 0;border:0;padding:0}.top-actions,.heading-actions{align-items:center;gap:14px;display:flex}.text-button{color:#617067;background:0 0;border:0;font-size:13px}.user-chip{color:#66816b;background:#eef3ea;border-radius:30px;padding:8px 12px;font-size:11px;font-weight:700}.content{max-width:1160px;margin:auto;padding:35px 28px 80px}.crumb{color:#839189;margin-bottom:65px;font-size:12px}.crumb button{color:#6d8272;background:0 0;border:0;padding:0}.crumb span{color:#c7d1c7;margin:0 9px}.heading{justify-content:space-between;align-items:end;gap:20px;margin-bottom:42px;display:flex}.heading h1{letter-spacing:-1.4px;color:#283b30;margin:11px 0 14px;font:500 clamp(43px,5vw,64px)/1.1 Playfair Display,serif}.heading p:not(.eyebrow){color:#869388;margin:0;font-size:14px}.primary,.outline{white-space:nowrap;border-radius:9px;padding:13px 18px;font-size:12px;font-weight:600}.primary{color:#fff;background:#344d3b;border:1px solid #344d3b}.outline{color:#46604b;background:#fff;border:1px solid #dce5da}.primary:disabled,.outline:disabled{opacity:.5;cursor:not-allowed}.course-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px;display:grid}.course-card{aspect-ratio:1;text-align:left;color:#304d39;border:0;border-radius:17px;flex-direction:column;justify-content:space-between;padding:25px;transition:transform .2s,box-shadow .2s;display:flex}.course-card:hover{transform:translateY(-4px);box-shadow:0 14px 26px #263e2c14}.tone-0{background:#e1ece0}.tone-1{color:#6d5842;background:#f1e9da}.tone-2{color:#4d6371;background:#e5e9ed}.tone-3{color:#875e55;background:#f3e4df}.card-top{justify-content:space-between;align-items:start;display:flex}.course-icon{background:#ffffff9c;border-radius:12px;place-items:center;width:44px;height:44px;font-size:23px;display:grid}.card-arrow{opacity:.55;font-size:20px}.card-bottom{flex-direction:column;gap:10px;display:flex}.card-bottom small{letter-spacing:1.5px;opacity:.7;font-size:9px;font-weight:700}.card-bottom strong{font:500 25px/1.2 Playfair Display,serif}.card-bottom>span{opacity:.7;font-size:11px}.footer-note{color:#9ba99b;border-top:1px solid #ebeee8;margin-top:65px;padding-top:25px;font-size:12px}.footer-note span{color:#a4b7a3;margin-right:8px;font-size:18px}.notebook-banner{background:#e4eee2;border-radius:16px;align-items:center;gap:20px;padding:25px 28px;display:flex}.notebook-mark{color:#fff;background:#78987b;border-radius:5px 10px 10px 5px;place-items:center;width:62px;height:70px;font-size:28px;display:grid;box-shadow:inset 5px 0 #ffffff30}.notebook-banner>div:nth-child(2){flex:1}.notebook-banner h2,.section-title h2{margin:5px 0;font:500 25px Playfair Display,serif}.notebook-banner p:not(.eyebrow){color:#7b8e7b;margin:0;font-size:12px}.files-section{margin-top:56px}.section-title{justify-content:space-between;align-items:end;gap:20px;display:flex}.section-title h2 span{color:#829187;vertical-align:middle;background:#eef2eb;border-radius:20px;padding:5px 8px;font:600 11px DM Sans,sans-serif}.helper{color:#9aa69d;margin:16px 0 23px;font-size:11px}.file-list,.trash-list{background:#fff;border:1px solid #e9eee7;border-radius:14px;overflow:hidden}.file-row,.trash-row{border-bottom:1px solid #eef1ed;align-items:center;gap:16px;padding:17px 20px;display:flex}.file-row:last-child,.trash-row:last-child{border:0}.file-symbol{color:#809b82;background:#eff4ed;border-radius:9px;flex:none;place-items:center;width:42px;height:44px;font-size:22px;display:grid}.row-title{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.row-title strong{white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.row-title small{color:#a0ada2;font-size:11px}.file-row a,.file-row button,.trash-row button{color:#708c74;white-space:nowrap;background:0 0;border:0;font-size:12px;font-weight:600;text-decoration:none}.file-row .danger-link,.danger-link{color:#bb7770}.empty{color:#9aa89b;text-align:center;padding:40px;font-size:13px}.notice{color:#9c5147;background:#fff0ed;border-radius:8px;justify-content:space-between;margin-bottom:22px;padding:14px 17px;font-size:13px;display:flex}.notice button,.modal-head button{color:inherit;background:0 0;border:0;font-size:20px}.overlay{z-index:5;background:#26382aa6;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal{background:#fff;border-radius:16px;width:min(470px,100%);padding:28px;box-shadow:0 20px 70px #17251c30}.modal-head{justify-content:space-between;align-items:center;display:flex}.modal h2{margin:0 0 18px;font:500 28px Playfair Display,serif}.modal label{margin:16px 0;font-size:12px;font-weight:700;display:block}.modal input,.modal textarea{resize:vertical;width:100%;font:inherit;border:1px solid #dce5da;border-radius:8px;outline-color:#819b84;margin-top:9px;padding:12px;display:block}.modal-actions{justify-content:end;gap:10px;margin-top:24px;display:flex}@media (width<=700px){.topbar{height:68px;padding:0 20px}.top-actions{gap:8px}.top-actions .text-button{font-size:11px}.top-actions .text-button span,.user-chip{display:none}.content{padding:25px 20px 60px}.crumb{margin-bottom:42px}.heading{align-items:start}.heading h1{font-size:43px}.heading-actions{flex-wrap:wrap;justify-content:end;gap:7px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.course-card{min-height:165px;padding:17px}.card-bottom strong{font-size:20px}.notebook-banner{gap:13px;padding:20px}.notebook-mark{width:45px;height:56px}.section-title{flex-direction:column;align-items:start}.file-row,.trash-row{flex-wrap:wrap;gap:8px;padding:14px 10px}.file-row a,.file-row button,.trash-row button{font-size:11px}.row-title{flex-basis:50%}.file-symbol{width:35px;height:38px}}.workspace{background:#f7f7f7}.brand-button{color:#151515}.topbar{border-color:#e8e8e8}.text-button{color:#555}.user-chip,.section-title h2 span{color:#555;background:#eee}.crumb button{color:#444}.heading h1{color:#171717;font-family:DM Sans,sans-serif}.accent{color:#777}.primary{background:#171717;border-color:#171717}.outline{color:#333;border-color:#d8d8d8}.course-card,.tone-0,.tone-1,.tone-2,.tone-3{color:#222;background:#ededed}.course-card:nth-child(2n){color:#fff;background:#222}.course-icon{background:#ffffffa8}.notebook-banner{background:#eee}.notebook-mark{background:#333}.file-symbol{color:#444;background:#f0f0f0}.file-list,.trash-list{border-color:#e5e5e5}.file-row,.trash-row{border-color:#eee}.file-row a,.file-row button,.trash-row button{color:#444}.footer-note{color:#777;border-color:#e7e7e7}.footer-note span{color:#444}.login-layout{background:0 0;grid-template-columns:1fr 1fr;align-items:center;width:min(760px,100% - 40px);min-height:100vh;margin:0 auto;padding:0;display:grid;box-shadow:0 24px 80px #0005}.intro{border-radius:18px 0 0 18px;height:460px;min-height:0;padding:26px 8%}.intro h1{margin:14px 0 16px;font-size:clamp(38px,4vw,54px)}.form-area{border-radius:0 18px 18px 0;height:460px;min-height:0;padding:30px 28px}.form-area form{width:min(300px,100%)}@media (width<=700px){.login-layout{background:0 0;grid-template-columns:1fr;width:min(430px,100% - 32px);padding:0}.intro{border-radius:18px 18px 0 0;height:220px;padding:20px 24px}.intro h1{margin:8px 0;font-size:34px}.intro small{display:none}.form-area{border-radius:0 0 18px 18px;height:auto;padding:30px 24px 34px}.form-area h2{font-size:30px}.form-area form>p:not(.eyebrow):not(.error){margin-bottom:22px}.form-area label{margin:14px 0}.form-area input{height:46px}}.login-layout{background:0 0}.login-layout:before{content:"";z-index:-1;background:linear-gradient(135deg,#3a3a39,#242423 55%,#30302f);position:fixed;inset:0}.intro{border-radius:18px 0 0 18px}.form-area{border-radius:0 18px 18px 0}.intro:after{background:0 0}.login-layout{width:min(920px,100% - 40px)}.intro,.form-area{height:min(620px,100vh - 48px);min-height:460px}@media (width<=700px){.login-layout{width:min(430px,100% - 32px)}.intro{height:220px;min-height:0}.form-area{height:auto;min-height:0}}.intro>div{text-align:center}.intro>div p{margin-left:auto;margin-right:auto}.form-area h2,.form-area form>p{text-align:center}.intro{justify-content:center;gap:clamp(28px,7vh,64px)}.form-area{place-items:center}.form-area form{margin:auto}.intro>.brand{position:absolute;top:26px;left:8%}.intro>div{width:100%}@media (width<=700px){.intro>.brand{top:20px;left:24px}.intro>div{padding-top:24px}}.content:has(.notebook-banner){grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;column-gap:28px;display:grid}:is(.content:has(.notebook-banner)>.crumb,.content:has(.notebook-banner)>.heading,.content:has(.notebook-banner)>.notice){grid-column:1/-1}.content:has(.notebook-banner)>.notebook-banner{background:#f0f0f0;border-radius:15px;grid-area:2/2;min-height:100%;padding:28px;display:block}.content:has(.notebook-banner)>.notebook-banner>div{margin-bottom:18px}.content:has(.notebook-banner)>.notebook-banner h2{color:#222;font-family:DM Sans,sans-serif}.content:has(.notebook-banner)>.notebook-banner>button{width:100%;margin-top:12px}.content:has(.notebook-banner)>.files-section{grid-area:2/1;margin:0}.notebook-switcher{background:#fff;border-bottom:1px solid #eee;gap:8px;padding:12px 24px;display:flex;overflow:auto}.notebook-switcher button{white-space:nowrap;color:#444;background:#fff;border:1px solid #ddd;border-radius:22px;padding:9px 15px;font-size:12px}.notebook-switcher button.active{color:#fff;background:#171717;border-color:#171717}@media (width<=760px){.content:has(.notebook-banner){display:block}.content:has(.notebook-banner)>.notebook-banner{margin-bottom:26px}.notebook-switcher{padding:10px 14px}}.content:has(.notebook-banner)>.notebook-banner{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:linear-gradient(135deg,#e6e9eb,#d8dfe4 55%,#ece8e6);border:1px solid #ffffffb8;box-shadow:0 16px 45px #18212c12}.notebook-list-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.notebook-list-head h2{margin:5px 0 0!important}.notebook-list-head h2 span{color:#41464b;vertical-align:middle;background:#ffffff9c;border-radius:20px;padding:5px 8px;font:600 11px DM Sans,sans-serif}.notebook-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px;display:grid}.glass-notebook{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:#30373c;background:linear-gradient(145deg,#ffffff8f,#ffffff45);border:1px solid #ffffffc9;border-radius:17px;flex-direction:column;justify-content:space-between;min-height:180px;padding:16px;display:flex;position:relative;overflow:hidden;box-shadow:0 12px 26px #29384417}.glass-book-top{justify-content:space-between;align-items:flex-start;gap:8px;font-size:13px;font-weight:600;display:flex}.book-index{background:#ffffffb8;border-radius:7px;place-items:center;width:26px;height:26px;font-size:9px;display:grid}.paper-stack{width:86px;height:66px;position:absolute;top:62px;left:50%;transform:translate(-50%)rotate(-5deg)}.paper-stack span{background:#ffffffa3;border:1px solid #ffffffd9;border-radius:7px;position:absolute;inset:0;box-shadow:0 6px 15px #252d3318}.paper-stack span:nth-child(2){background:#f7f7f4c9;transform:translate(7px,5px)rotate(8deg)}.paper-stack span:nth-child(3){background:#fff;place-items:center;display:grid;transform:translate(-6px,10px)rotate(-2deg)}.glass-book-bottom{z-index:1;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffffa8;border:1px solid #ffffffb8;border-radius:10px;justify-content:space-between;align-items:center;margin:-4px;padding:9px 10px;display:flex;position:relative}.glass-book-bottom button{color:#333;background:0 0;border:0;font-size:11px;font-weight:600}.glass-book-bottom .danger-link{color:#9b5555}.content:has(.notebook-banner)>.files-section{background:#fff;border:1px solid #e7e7e7;border-radius:15px;padding:24px}.content:has(.notebook-banner) .section-title{flex-direction:column;align-items:flex-start}.content:has(.notebook-banner) .section-title .heading-actions{flex-wrap:wrap}.content:has(.notebook-banner) .file-row{gap:10px;padding:15px 12px}.content:has(.notebook-banner) .row-title{flex-basis:100%}@media (width<=760px){.notebook-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.content:has(.notebook-banner)>.files-section{margin-top:24px}.content:has(.notebook-banner) .section-title{flex-direction:column}}:is(.content:has(.notebook-banner)>.notebook-banner,.content:has(.notebook-banner)>.files-section){grid-row:3}.content:has(.notebook-banner)>.notebook-banner{grid-column:1}.content:has(.notebook-banner)>.files-section{grid-column:2}.workspace{color:#292824;background:#b5b3ad}.workspace .topbar,.workspace .file-list,.workspace .trash-list,.workspace .modal{background:#faf9f5;border-color:#d9d7d0}.workspace .content:has(.notebook-banner)>.files-section{background:#faf9f5;border-color:#d9d7d0}.workspace .topbar{background:#a6a49e;border-color:#96948d}.workspace .brand-button,.workspace .heading h1{color:#292824}.workspace .text-button,.workspace .crumb,.workspace .crumb button,.workspace .heading p:not(.eyebrow),.workspace .helper{color:#69675f}.workspace .topbar .text-button{color:#fff}.workspace .user-chip,.workspace .section-title h2 span,.workspace .file-symbol{color:#5e5c54;background:#eae8e1}.workspace .topbar .user-chip{color:#fff;background:#77756f}.workspace .course-card,.workspace .course-card:nth-child(2n){color:#292824;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:linear-gradient(145deg,#eeede89c,#d2d0ca70);border:1px solid #ffffff80;box-shadow:0 12px 32px #34332e14}.workspace .course-icon{color:#49473f;background:#ffffff70}.workspace .primary{color:#faf9f5;background:#34332e;border-color:#34332e}.workspace .outline{color:#45443e;background:#faf9f5;border-color:#cfcdc5}.workspace .content:has(.notebook-banner)>.notebook-banner{background:#f3f1eb;border-color:#d9d7d0;box-shadow:0 12px 35px #39362b0d}.workspace .file-row,.workspace .trash-row{border-color:#e5e3dc}.workspace .modal input,.workspace .modal textarea{color:#292824;background:#fffefa;border-color:#d9d7d0}.course-title,.course-instructor{align-items:center;gap:12px;display:flex}.course-instructor p{color:#69675f;margin:0;font-size:14px}.course-rename{color:#34332e;opacity:0;background:#ffffff70;border:0;border-radius:9px;flex:none;place-items:center;width:36px;height:36px;padding:8px;transition:opacity .2s;display:grid}.course-rename svg{width:100%;height:100%}.course-title:hover .course-rename,.course-title:focus-within .course-rename,.course-instructor:hover .course-rename,.course-instructor:focus-within .course-rename{opacity:1}@media (hover:none){.course-rename{opacity:1}}.notebook-delete{z-index:2;color:#9b5555;opacity:0;background:#f7ece9;border:0;border-radius:7px;place-items:center;width:26px;height:26px;font-size:20px;line-height:1;transition:opacity .2s;display:grid;position:absolute;top:16px;right:16px}.glass-notebook:hover .notebook-delete,.glass-notebook:focus-within .notebook-delete{opacity:1}:is(.glass-notebook:has(.notebook-delete):hover .book-index,.glass-notebook:has(.notebook-delete):focus-within .book-index){opacity:0}@media (hover:none){.notebook-delete{opacity:1}.glass-notebook:has(.notebook-delete) .book-index{opacity:0}}.file-viewer-overlay{z-index:20;background:#1d1c1ab3;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.file-viewer{background:#faf9f5;border-radius:16px;flex-direction:column;width:80vw;max-width:1500px;height:80vh;display:flex;overflow:hidden;box-shadow:0 24px 80px #0005}.file-viewer-header{color:#292824;justify-content:space-between;align-items:center;gap:16px;min-height:60px;padding:10px 18px;display:flex}.file-viewer-header strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.file-viewer-header button{color:#292824;background:#e8e6e1;border:0;border-radius:10px;flex:none;width:38px;height:38px;font-size:26px;line-height:1}.file-viewer-content{background:#fff;border:0;flex:1;width:100%;min-height:0;display:block}@media (width<=700px){.file-viewer{width:100%;height:90vh}.file-viewer-overlay{padding:12px}}.file-viewer{border:1px solid #fff6;border-radius:10px}.file-viewer-header{color:#66645d;background:#e7e5df;border-bottom:1px solid #c9c7c1;justify-content:center;height:30px;min-height:30px;padding:0 38px;position:relative}.file-viewer-header strong{font-size:11px;font-weight:600}.file-viewer-header button{color:#0000;background:#ff5f57;border:1px solid #d6574f;border-radius:50%;place-items:center;width:13px;height:13px;font-size:11px;display:grid;position:absolute;left:11px}.file-viewer-header button:hover,.file-viewer-header button:focus-visible{color:#742a27}.file-viewer-header{height:22px;min-height:22px}.file-viewer-header button{top:4px;left:auto;right:6px}.file-viewer-text{width:min(420px,80vw);height:70vh}@media (width<=700px){.file-viewer-text{width:min(420px,100%);height:75vh}}.file-viewer-text-content{color:#fff;white-space:pre-wrap;overflow-wrap:anywhere;background:#55534f;flex:1;min-height:0;margin:0;padding:20px;font:14px/1.6 DM Sans,sans-serif;overflow:auto}.file-group+.file-group{margin-top:24px}.file-group h3{color:#69675f;margin:0 0 10px;font-size:12px;font-weight:700}.course-title h1{font-weight:700}.course-instructor p{font-weight:600}.notebook-download{z-index:2;color:#45443e;opacity:0;background:#ffffffd9;border:0;border-radius:7px;place-items:center;width:26px;height:26px;padding:5px;transition:opacity .2s;display:grid;position:absolute;top:16px;left:16px}.notebook-download svg{width:100%;height:100%}.glass-notebook:hover .notebook-download,.glass-notebook:focus-within .notebook-download{opacity:1}:is(.glass-notebook:has(.notebook-download):hover .glass-book-top>span:first-child,.glass-notebook:has(.notebook-download):focus-within .glass-book-top>span:first-child){transform:translate(32px)}.glass-book-top>span:first-child{min-width:0;transition:transform .2s}.download-help{color:#69675f;margin-top:12px;font-size:12px;line-height:1.5}@media (hover:none){.notebook-download{opacity:1}.glass-notebook:has(.notebook-download) .glass-book-top>span:first-child{transform:translate(32px)}}