:root{--green:#38664d;--green-dark:#294f39;--green-soft:#edf6ee;--ink:#18251f;--muted:#7a847e;--line:#e6ebe7;--sidebar:#fbfcfb;--header:76px;--side:260px;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);font-size:14px;color-scheme:light;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:#fff;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button,input{font:inherit}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}h1,h2,h3,p{margin:0}h1,h2,h3{letter-spacing:-.025em;font-weight:600}p,li{line-height:1.85}button,a,input{-webkit-tap-highlight-color:transparent}svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #81b79a;outline-offset:4px}.skip-link{position:fixed;top:-80px;left:12px;z-index:100;background:#fff;border:1px solid var(--green);padding:12px}.skip-link:focus{top:12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;padding:11px 18px;min-height:42px;border-radius:5px;font-size:13px;font-weight:550;white-space:nowrap}.button svg{width:16px;height:16px}.primary{background:var(--green);color:#fff}.primary:hover{background:var(--green-dark)}.secondary{background:#fff;color:var(--green);border-color:#cfddd2}.secondary:hover{background:var(--green-soft)}.quiet-button{display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:8px;color:var(--muted);font-size:12px;border-radius:5px}.quiet-button:hover{background:#f4f7f4;color:var(--green)}.quiet-button svg{width:16px;height:16px}.eyebrow{color:var(--green);font-size:10px;font-weight:650;letter-spacing:.12em}.site-header{display:flex;height:var(--header);background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.brand{width:var(--side);flex-shrink:0;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;gap:12px;padding:0 23px}.brand img{width:106px;height:auto;filter:brightness(0) invert(1);display:block}.brand>span{font-size:12px;font-weight:550;white-space:nowrap;transform:translateY(2px)}.header-content{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0 36px;width:100%}.header-location{display:flex;align-items:center;gap:13px;font-size:12px;color:var(--muted)}.header-location strong{font-size:12px;font-weight:550;color:var(--green)}.header-location a:hover{color:var(--green)}.header-actions{display:flex;align-items:center;gap:20px}.admin-link{font-size:11px;color:var(--muted)}.admin-link:hover{color:var(--green)}.header-note{font-size:10px;color:#94a098;letter-spacing:.08em}.loading-page{padding:80px;text-align:center;color:var(--muted)}
.home-main{max-width:1230px;margin:0 auto;padding:62px 44px 88px;min-height:calc(100vh - 140px)}.home-heading{margin-bottom:34px}.home-heading .eyebrow{margin-bottom:12px}.home-heading h1{font-size:30px;margin-bottom:12px}.home-heading>p:last-child{font-size:13px;color:var(--muted)}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.course-card{border:1px solid var(--line);border-radius:4px;overflow:hidden;background:#fff;min-width:0}.available{transition:border-color .18s,box-shadow .18s}.available:hover{border-color:#9fbea9;box-shadow:0 5px 18px #1d442c07}.course-cover{position:relative;min-height:210px;background:#ecf6f0;padding:29px 25px;overflow:hidden;border-bottom:1px solid var(--line)}.cover-label{position:relative;z-index:1;font-size:10px;letter-spacing:.09em;color:#7a9a85;display:block;margin-bottom:28px}.course-cover h2{position:relative;z-index:1;font-size:26px;margin-bottom:8px;color:#294f39}.course-cover>p{font-size:12px;color:#7c9685;position:relative;z-index:1}.cover-symbol{position:absolute;right:14px;bottom:-23px;font-size:120px;font-weight:300;line-height:1.2;color:#dcece1;font-variant-numeric:tabular-nums;letter-spacing:-.07em}.course-card-body{padding:23px 25px 19px}.course-card-body h3{font-size:16px;margin-bottom:11px}.course-card-body>p{font-size:12px;color:var(--muted);line-height:1.9;min-height:47px}.course-card-footer{margin-top:28px;border-top:1px solid var(--line);padding-top:15px;display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:11px;color:#8d9891}.course-card-footer b{font-size:12px;color:var(--green);font-weight:550;display:flex;align-items:center;gap:8px}.course-card-footer svg{width:15px;height:15px}.planned .course-cover{background:#f5f7f5}.planned .cover-symbol{color:#e9eeea}.planned .course-cover h2{color:#7b8b7f}.planned .course-cover p,.planned .cover-label{color:#a4afa7}.planned h3{color:#6d7c72}.setup-badge{font-size:10px;border:1px solid #e1e8e1;border-radius:3px;color:#8c9a8f;background:#f5f8f5;padding:3px 8px}.home-note{display:flex;align-items:center;gap:8px;margin-top:28px;font-size:12px;color:#8a978e}.home-note svg{width:15px;height:15px;color:#78a185}.site-footer{display:flex;justify-content:space-between;gap:20px;max-width:1230px;margin:auto;padding:20px 44px;border-top:1px solid var(--line);color:#a1aaa4;font-size:10px}
.login-page{min-height:calc(100vh - var(--header));display:flex;align-items:center;justify-content:center;flex-direction:column;padding:45px 24px;background:#f9fbf9}.login-card{background:#fff;border:1px solid var(--line);border-radius:7px;max-width:460px;width:100%;padding:37px 40px}.login-icon{width:41px;height:41px;display:grid;place-items:center;background:var(--green-soft);color:var(--green);border-radius:6px;margin-bottom:23px}.login-card .eyebrow{font-size:9px;margin-bottom:10px}.login-card h1{font-size:24px;margin-bottom:10px}.login-description{font-size:12px;color:var(--muted);margin-bottom:29px}.login-card label{display:block;font-size:12px;font-weight:550;margin-bottom:9px}.key-input{display:flex;align-items:stretch;border:1px solid #dbe3dd;border-radius:5px;overflow:hidden}.key-input:focus-within{border-color:#739c7f;box-shadow:0 0 0 2px #edf6ee}.key-input input{border:0;background:transparent;width:100%;min-width:0;padding:12px;font-size:12px;color:var(--ink);outline:none;box-shadow:none}.key-input input::placeholder{color:#a7b1aa}.key-input button{border:0;background:none;color:var(--muted);font-size:11px;padding:0 12px}.key-input button:hover{color:var(--green)}.login-submit{width:100%}.form-error{font-size:11px;color:#af5548;min-height:22px;margin:8px 0;line-height:1.6}.login-hint{font-size:11px;color:#9aa59d;text-align:center;margin-top:23px;line-height:1.9}.login-footer{font-size:10px;color:#a6b0a8;margin-top:27px}
.learning-layout{display:grid;grid-template-columns:var(--side) minmax(0,1fr)}.course-sidebar{position:sticky;top:var(--header);height:calc(100vh - var(--header));background:var(--sidebar);border-right:1px solid var(--line);padding:28px 14px 22px;display:flex;flex-direction:column;overflow:auto}.sidebar-heading{font-size:13px;font-weight:600;color:#42594a;padding:0 12px;margin-bottom:5px;display:flex;align-items:center;justify-content:space-between}.sidebar-subtitle{font-size:11px;color:#9aa69e;padding:0 12px;margin-bottom:23px}.lesson-list{display:grid;gap:6px}.lesson-list>a{display:flex;align-items:center;gap:10px;padding:12px 10px;border:1px solid transparent;border-radius:5px;color:#7e8d82;font-size:12px;min-height:47px}.lesson-list>a:hover{background:#f2f6f2;color:#456450}.lesson-list>a[aria-current]{background:var(--green-soft);border-color:#e2ece2;color:var(--green);font-weight:550}.lesson-no{font-size:10px;color:#9bad9f;min-width:15px;font-variant-numeric:tabular-nums}.lesson-title{flex:1;line-height:1.6}.completion-dot{width:15px;height:15px;display:grid;place-items:center;flex-shrink:0;border:1px solid #d5dfd7;border-radius:50%}.completion-dot.done{background:#dfeddf;color:#477956;border-color:#c8ddca}.completion-dot svg{width:11px;height:11px;stroke-width:2}.sidebar-progress{margin:auto 12px 0;border-top:1px solid var(--line);padding-top:21px}.sidebar-progress>div{font-size:11px;color:#93a096;display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}.sidebar-progress b{font-size:11px;color:#5a7c63;font-weight:550}progress{appearance:none;width:100%;height:4px;border:0;display:block;border-radius:4px;overflow:hidden;background:#e9eeea}progress::-webkit-progress-bar{background:#e9eeea}progress::-webkit-progress-value{background:#729d7b;border-radius:4px}progress::-moz-progress-bar{background:#729d7b}.sidebar-progress p{font-size:10px;color:#a0aca3;margin-top:12px}.mobile-toggle{display:none}.lesson-main{padding:24px 38px 0;max-width:1260px;width:100%;margin:0 auto;min-width:0}.course-banner{background:var(--green);color:#fff;padding:20px 23px;display:flex;align-items:center;justify-content:space-between;gap:20px}.course-banner h2{font-size:19px;font-weight:550;margin-bottom:4px}.course-banner p{font-size:11px;color:#b8d0c0}.course-banner>span{font-size:11px;color:#cbddd0}.lesson-article{max-width:830px;margin:0 auto;padding:35px 18px 0}.lesson-heading{border-bottom:1px solid var(--line);padding-bottom:25px}.lesson-heading .eyebrow{font-size:9px;color:#7f9c88;display:block;margin-bottom:11px}.lesson-heading h1{font-size:29px;margin-bottom:12px}.lesson-heading>p{font-size:13px;color:var(--muted)}.lesson-meta{display:flex;gap:18px;align-items:center;font-size:10px;color:#99a59d;margin-top:16px}.complete-label{display:flex;align-items:center;gap:5px;color:#55825c}.complete-label svg{width:13px;height:13px}.learning-goals{padding:21px 23px;background:#f5f9f5;border:1px solid #e8eee6;border-radius:4px;margin:26px 0 30px}.learning-goals strong{font-size:12px;font-weight:550;color:#52745a}.learning-goals ul{margin:10px 0 0;padding-left:17px;font-size:12px;color:#87988b;line-height:1.9}.lesson-section{display:flex;gap:17px;margin:31px 0}.section-number{font-size:10px;font-variant-numeric:tabular-nums;color:#98af9c;padding-top:4px;min-width:18px}.lesson-body{min-width:0;flex:1}.lesson-body h2{font-size:18px;color:#354d3e;margin-bottom:17px;line-height:1.55}.lesson-body>p{font-size:14px;color:#5f7065;margin-bottom:16px;line-height:2}.lesson-body ul{font-size:14px;color:#5f7065;padding-left:19px;line-height:2;margin:15px 0}.lesson-body li+li{margin-top:10px}.resource-link{display:flex;align-items:center;gap:13px;padding:16px 18px;border:1px solid var(--line);border-radius:4px;margin:22px 0 0;background:#fff;color:#53765e}.resource-link:hover{background:#f7faf7;border-color:#bcd2c0}.resource-icon{width:35px;height:35px;display:grid;place-items:center;background:#f0f6f0;color:#62816b;border-radius:4px}.resource-icon svg{width:17px;height:17px}.resource-link>span:nth-child(2){flex:1;min-width:0}.resource-link strong{font-size:12px;font-weight:550;line-height:1.6;display:block}.resource-link small{font-size:10px;color:#9eaca1;display:block;margin-top:5px}.resource-link>svg{width:15px;height:15px}.video-resource{background:#f0f7f1;border-color:#dce8dd}.video-resource 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span{color:var(--green)}.next-link{text-align:right}.next-link span{justify-content:flex-end}.lesson-pagination svg{width:15px;height:15px}.lesson-footer{font-size:10px;color:#adb7b0;padding:40px 0 25px;text-align:center}#toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,12px);opacity:0;background:#355d43;color:#fff;font-size:12px;padding:12px 20px;border-radius:5px;z-index:50;pointer-events:none;transition:opacity .15s,transform .15s;max-width:90vw;line-height:1.8}#toast.visible{opacity:1;transform:translate(-50%,0)}

/* Self-contained lesson materials. Wide comparisons scroll within the article. */
.lesson-body{overflow-wrap:anywhere}.lesson-body>p,.lesson-body li{line-height:1.95}.lesson-table-wrap{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:4px;margin:21px 0}.lesson-table-wrap:focus-visible,.exercise-answer summary:focus-visible,.lesson-code:focus-visible,.lesson-video:focus-visible{outline:3px solid #81b79a;outline-offset:3px}.lesson-table{border-collapse:collapse;width:100%;min-width:520px;font-size:14px;line-height:1.85;text-align:left;color:#5f7065}.lesson-table th,.lesson-table td{padding:13px 15px;vertical-align:top;border-bottom:1px solid var(--line);border-right:1px solid var(--line);min-width:130px;overflow-wrap:anywhere}.lesson-table thead th{background:#edf5ee;color:#3e6048;font-weight:600}.lesson-table tbody th{font-weight:550;color:#46604e;background:#f9fbf9}.lesson-table tr>:last-child{border-right:0}.lesson-table tbody tr:last-child>*{border-bottom:0}.lesson-callout{margin:22px 0;padding:18px 20px;background:#f4f8f3;border-left:3px solid #86a98d;border-radius:0 4px 4px 0}.lesson-callout h3,.lesson-exercise h3{font-size:15px;line-height:1.7;color:#46634d;font-weight:600;margin:0 0 9px}.lesson-callout p,.lesson-exercise p{font-size:14px;line-height:1.95;color:#607267;white-space:pre-line}.lesson-code{max-width:100%;margin:21px 0;padding:19px 21px;border:1px solid #dfe7e0;border-radius:4px;background:#f8faf8;color:#3f5a47;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"PingFang SC",monospace;font-size:14px;line-height:1.95}.lesson-code code{font:inherit}.lesson-exercise{margin:23px 0;padding:20px;border:1px solid #dce6dd;border-radius:5px;background:#fff}.exercise-answer{margin-top:17px;border-top:1px solid var(--line)}.exercise-answer summary{cursor:pointer;color:var(--green);font-size:13px;font-weight:550;padding-top:14px;line-height:1.8;width:fit-content}.exercise-answer summary::marker{color:#7b9d83}.exercise-answer>div{margin-top:13px;padding:15px 17px;background:#f4f8f4;border-radius:3px}.lesson-media{margin:22px 0;max-width:100%}.lesson-video{display:block;width:100%;max-width:100%;aspect-ratio:16/9;object-fit:contain;background:#15241b;border:1px solid var(--line);border-radius:5px}.lesson-media figcaption{font-size:12px;line-height:1.8;color:#829088;margin-top:10px}.media-error{font-size:13px;line-height:1.85;color:#805c37;background:#fcf7ee;padding:12px 15px;border:1px solid #eee2ce;border-radius:4px;margin-top:12px}.lesson-downloads{margin:21px 0}.lesson-downloads .resource-link{margin-top:10px}.download-resource strong{font-size:13px}.download-resource .resource-icon{flex-shrink:0}.download-resource small{font-size:11px}
@media(min-width:1500px){.home-main{padding-top:78px}.course-cover{min-height:230px}.course-cover h2{font-size:29px}.course-card-body{padding:26px}.lesson-main{padding-inline:50px}.lesson-article{padding-top:42px}.lesson-body>p{font-size:14px}.lesson-body ul{font-size:14px}}
@media(max-width:1100px){:root{--side:238px}.brand{padding:0 18px;gap:9px}.brand img{width:98px}.brand span{font-size:11px}.header-content{padding-inline:26px}.home-main{padding:45px 30px 65px}.course-grid{gap:15px}.course-cover{padding:25px 20px;min-height:190px}.course-card-body{padding:20px}.course-card-body h3{font-size:14px}.course-card-body>p{font-size:11px}.lesson-main{padding-inline:26px}.lesson-article{padding-inline:7px}.lesson-heading h1{font-size:27px}}
@media(max-width:800px){:root{--side:220px}.brand{gap:8px;padding:0 14px}.brand img{width:94px}.brand span{font-size:10px}.header-content{padding:0 20px}.header-note{font-size:8px}.course-grid{grid-template-columns:1fr;max-width:560px}.course-card{display:grid;grid-template-columns:42% 58%}.course-cover{height:100%;min-height:195px;border-bottom:0;border-right:1px solid var(--line)}.course-card-body{display:flex;flex-direction:column;justify-content:center}.course-card-footer{margin-top:22px}.course-cover h2{font-size:24px}.cover-symbol{font-size:100px;right:10px;bottom:-15px}.cover-label{margin-bottom:25px}.home-main{max-width:620px}.site-footer{padding:20px 30px}.course-sidebar{padding-inline:10px}.lesson-list>a{font-size:11px;padding:11px 8px;gap:8px}.sidebar-subtitle{font-size:10px}.lesson-main{padding-inline:20px}.lesson-article{padding:28px 0 0}.lesson-heading h1{font-size:25px}.lesson-heading>p{font-size:12px}.course-banner{padding:17px 19px}.completion-panel{flex-direction:column;align-items:stretch;padding:18px}.completion-panel .button{width:100%}.learning-goals{padding:18px}.lesson-section{gap:10px}.lesson-body h2{font-size:17px}.lesson-body>p{font-size:14px}.lesson-body ul{font-size:14px}.resource-link{padding:13px 12px;gap:9px}.resource-link strong{font-size:11px}.resource-link small{font-size:9px}.lesson-pagination span{font-size:11px}}
@media(max-width:600px){:root{--header:64px;--side:190px}.site-header{position:sticky}.brand{padding-inline:12px;gap:7px;width:190px;justify-content:flex-start}.brand img{width:88px}.brand span{font-size:10px}.header-content{padding:0 12px;justify-content:flex-end;gap:8px}.header-location{display:none}.header-note{display:none}.header-actions{gap:8px}.quiet-button{font-size:11px;padding:7px}.quiet-button svg{width:15px;height:15px}.admin-link{font-size:10px}.home-main{padding:34px 20px 45px;min-height:calc(100vh - 118px)}.home-heading{margin-bottom:25px}.home-heading h1{font-size:27px}.home-heading .eyebrow{font-size:9px}.home-heading>p:last-child{font-size:12px;line-height:1.9}.course-grid{gap:16px}.course-card{grid-template-columns:1fr}.course-cover{min-height:165px;padding:22px 23px;border-right:0;border-bottom:1px solid var(--line)}.cover-label{margin-bottom:20px;font-size:9px}.course-cover h2{font-size:27px}.course-cover>p{font-size:11px}.cover-symbol{font-size:118px;bottom:-18px;right:25px}.course-card-body{padding:23px}.course-card-body h3{font-size:16px}.course-card-body>p{font-size:12px}.course-card-footer{font-size:10px;margin-top:19px}.course-card-footer b{font-size:12px}.home-note{font-size:10px;align-items:flex-start;line-height:1.9;margin-top:22px;gap:7px}.home-note svg{margin-top:3px;flex-shrink:0;width:14px}.site-footer{padding:18px 20px;font-size:9px;gap:15px}.site-footer>span:last-child{display:none}.login-page{padding:30px 18px;justify-content:flex-start;padding-top:60px}.login-card{padding:29px 25px}.login-card h1{font-size:22px}.login-description{font-size:11px}.login-card .eyebrow{font-size:8px}.login-footer{font-size:9px}.learning-layout{display:block}.course-sidebar{position:relative;top:0;height:auto;padding:18px 20px 15px;border-right:0;border-bottom:1px solid var(--line);display:block}.sidebar-heading{padding:0;font-size:13px;margin-bottom:0}.sidebar-subtitle{padding:0;font-size:10px;margin-bottom:0}.mobile-toggle{display:flex;position:absolute;right:13px;top:16px}.lesson-list{display:none;margin-top:16px;grid-template-columns:1fr}.course-sidebar.expanded .lesson-list{display:grid}.lesson-list>a{font-size:12px;padding:12px;gap:12px}.sidebar-progress{margin:13px 0 0;padding:0;border:0}.sidebar-progress>div{font-size:10px;margin-bottom:7px}.sidebar-progress b{font-size:10px}.sidebar-progress p{display:none}.lesson-main{padding:20px 18px 0}.course-banner{padding:16px 18px}.course-banner h2{font-size:17px}.course-banner p{font-size:10px}.course-banner>span{font-size:10px}.lesson-heading h1{font-size:26px;line-height:1.45}.lesson-heading>p{font-size:12px}.lesson-heading{padding-bottom:21px}.lesson-meta{font-size:10px}.lesson-article{padding:27px 0 0}.learning-goals{padding:17px 19px;margin:23px 0}.learning-goals strong{font-size:12px}.learning-goals ul{font-size:11px;line-height:1.9}.lesson-section{gap:10px;margin:27px 0}.section-number{font-size:9px;min-width:15px}.lesson-body h2{font-size:17px;margin-bottom:13px}.lesson-body>p{font-size:14px;line-height:2}.lesson-body ul{font-size:14px;line-height:1.9;padding-left:17px}.resource-icon{width:30px;height:30px}.resource-icon svg{width:15px;height:15px}.resource-link{padding:13px 11px;gap:10px}.resource-link strong{font-size:11px}.resource-link small{font-size:9px;line-height:1.7}.completion-panel{margin-top:29px;padding:19px;gap:16px}.completion-panel p{font-size:10px;line-height:1.9}.completion-panel .button{font-size:12px}.lesson-pagination{gap:16px;margin-top:26px;padding-top:22px}.lesson-pagination span{font-size:11px}.lesson-pagination small{font-size:9px}.lesson-footer{font-size:9px;padding:33px 0 22px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

@media(max-width:600px){.lesson-table th,.lesson-table td{padding:11px 13px}.lesson-callout,.lesson-exercise{padding:16px}.lesson-code{padding:16px}.exercise-answer>div{padding:13px}.lesson-media figcaption{font-size:12px}}

/* Per-lesson assessment: drafts and exports, independent of learning progress. */
.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}.assessment-section{margin-top:44px;border-top:1px solid #dbe5dd;padding-top:30px;min-width:0}.assessment-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}.assessment-heading h2{font-size:21px;color:#354d3e}.assessment-count{font-size:12px;color:#73907a;white-space:nowrap}.assessment-intro{font-size:13px;color:#7b8b80;line-height:1.9;margin-bottom:24px}.assessment-questions{display:grid;gap:22px;min-width:0}.assessment-question{min-inline-size:0;margin:0;padding:20px;border:1px solid #e0e8e1;border-radius:5px;background:#fff;scroll-margin-top:110px}.assessment-question legend{max-width:100%;padding:0 8px;color:#405c49;overflow-wrap:anywhere}.question-index{display:block;font-size:10px;letter-spacing:.04em;color:#8c9f91;line-height:1.8;margin-bottom:7px}.question-prompt{display:block;font-size:14px;line-height:1.85;font-weight:550}.answer-options{display:grid;gap:9px}.answer-options label{display:flex;align-items:flex-start;gap:10px;border:1px solid #edf1ed;padding:12px 14px;border-radius:4px;cursor:pointer;font-size:14px;line-height:1.85;color:#617568}.answer-options label:has(input:checked){border-color:#b5cfbc;background:#f2f8f2;color:#3e6449}.answer-options input{margin:6px 0 0;flex-shrink:0;width:15px;height:15px;accent-color:var(--green)}.assessment-question textarea,.artifact-reference{font:inherit;font-size:14px;color:#3e5948;background:#fcfdfc;border:1px solid #dce6de;border-radius:4px;width:100%;max-width:100%;min-width:0;padding:12px 13px;line-height:1.85;resize:vertical}.assessment-question textarea:focus-visible,.artifact-reference:focus-visible,.assessment-more summary:focus-visible,.assessment-guidance summary:focus-visible{outline:3px solid #a6c7b0;outline-offset:2px}.assessment-question textarea::placeholder,.artifact-reference::placeholder{color:#a3afa6;font-size:12px}.assessment-question textarea:disabled,.artifact-reference:disabled{background:#f3f6f3;color:#829087}.answer-label{display:block;margin:5px 0 8px;color:#6c8172;font-size:12px;font-weight:550}.answer-label:not(:first-of-type){margin-top:17px}.answer-help{margin-top:8px;font-size:11px;color:#98a69b;line-height:1.9}.assessment-guidance{margin-top:16px;font-size:12px;color:#7a8c80}.assessment-guidance summary,.assessment-more summary{cursor:pointer;width:fit-content;line-height:1.8}.assessment-guidance ul{padding-left:19px;margin:10px 0 0;font-size:12px;line-height:1.9}.question-required{font-size:12px;color:#9a6245;margin-top:12px}.assessment-question.is-missing{border-color:#d8af94;background:#fffcf8}.assessment-bottom{margin-top:21px}.assessment-save-status{font-size:11px;color:#8e9e92;line-height:1.9;min-height:21px;margin-bottom:12px;overflow-wrap:anywhere}.assessment-save-status.has-error{color:#a46547}.assessment-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.assessment-actions .button{font-size:12px}.assessment-more{font-size:11px;color:#8c9d91;margin-left:3px}.assessment-more[open]{align-self:flex-start;padding-top:9px}.assessment-more .quiet-button{padding:10px 0 0;font-size:11px;color:#60816a}.assessment-section+ .completion-panel{margin-top:32px}
@media(max-width:600px){.assessment-section{margin-top:34px;padding-top:25px}.assessment-heading h2{font-size:20px}.assessment-heading{align-items:baseline;gap:9px}.assessment-count{font-size:11px}.assessment-intro{font-size:12px}.assessment-question{padding:16px 12px;scroll-margin-top:86px}.assessment-question legend{padding-inline:5px}.question-prompt{font-size:14px}.answer-options label{padding:11px 10px;gap:9px}.assessment-actions .button{flex:1;min-width:120px;padding-inline:12px}.assessment-more{flex-basis:100%;margin-top:3px}.assessment-more[open]{padding-top:0}}

.lesson-meta{flex-wrap:wrap;row-gap:10px}.assessment-jump{border:0;background:none;padding:0;color:#527c5b;font:inherit;font-size:11px;text-decoration:underline;text-underline-offset:4px;line-height:1.8}.assessment-jump:hover{color:var(--green-dark)}.assessment-heading h2{scroll-margin-top:calc(var(--header) + 24px)}.assessment-heading h2:focus-visible{outline:2px solid #a6c7b0;outline-offset:5px;border-radius:2px}

.assessment-download-ready{margin-top:15px;font-size:12px;line-height:1.9}.assessment-download-ready a{color:#527c5b;text-decoration:underline;text-underline-offset:4px}.assessment-download-ready a:hover{color:var(--green-dark)}

/* Uploaded work and immutable submission receipts. */
.artifact-uploads{margin-top:20px;padding-top:17px;border-top:1px solid #e6ece7}.artifact-file{display:block;max-width:100%;font:inherit;font-size:12px;color:#62796b}.artifact-file::file-selector-button{border:1px solid #ccdcd0;border-radius:4px;padding:8px 12px;background:#f7faf7;color:#3e624a;font:inherit;margin-right:12px;cursor:pointer}.asset-list{list-style:none!important;padding:0!important;margin:15px 0 0!important;display:grid;gap:9px}.asset-list>li{display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid #e1e9e3;border-radius:4px;background:#fbfdfb;padding:12px 14px;margin:0}.asset-info{min-width:0;display:grid;gap:3px}.asset-info strong{font-size:12px;font-weight:550;overflow-wrap:anywhere}.asset-info small{font-size:11px;color:#829589;overflow-wrap:anywhere}.asset-select{display:flex;align-items:center;gap:7px;font-size:10px;color:#63816d}.asset-select input{margin:0;accent-color:var(--green)}.asset-download{font-size:11px;color:#3b6a4b;white-space:nowrap;text-decoration:underline;text-underline-offset:3px}.asset-actions{display:flex;gap:5px;flex-shrink:0}.asset-actions .quiet-button{font-size:11px}.asset-failed{background:#fffbf8!important}.asset-failed .asset-info small{color:#a16547}.submission-empty{font-size:11px;color:#92a097;margin-top:18px}.submission-receipt{margin-top:23px;border:1px solid #cbded0;background:#f5faf5;padding:18px 20px;border-radius:5px;overflow-wrap:anywhere}.submission-receipt>div:first-child,.submission-history article>div:first-child{display:flex;align-items:center;justify-content:space-between;gap:12px}.submission-receipt strong,.submission-history strong{font-size:13px;color:#3e6449}.submission-receipt span,.submission-history span{font-size:11px;color:#879b8e}.submission-receipt>p,.submission-history article>p{font-size:11px;color:#809488;margin-top:9px}.submission-receipt code,.submission-history code{font-size:11px;overflow-wrap:anywhere}.submission-feedback{margin-top:15px;padding-top:15px;border-top:1px solid #dce8df}.submission-feedback p{white-space:pre-wrap;font-size:13px;line-height:1.9;margin:8px 0;color:#536e5d}.submission-feedback small{font-size:10px;color:#8b9c91}.submission-history{margin-top:17px;font-size:12px;color:#759080}.submission-history summary{cursor:pointer}.submission-history article{padding:17px 0;border-bottom:1px solid #e6ece7}.submission-history article:last-child{border-bottom:0}.submission-history .submission-feedback{padding-top:10px;margin-top:10px}
@media(max-width:600px){.asset-list>li{padding:12px 10px;gap:8px;align-items:flex-start;flex-wrap:wrap}.asset-info{flex:1;min-width:160px}.asset-actions{margin-left:auto}.submission-receipt{padding:16px}.submission-receipt>div:first-child,.submission-history article>div:first-child{align-items:flex-start;flex-direction:column;gap:5px}.assessment-actions [data-action="assessment-submit"]{flex-basis:100%;order:-1}.artifact-file{font-size:11px}}