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/* Match the existing KeskinLab site, while keeping the approved student flow. */
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/* Keep the printable short summary economical; extended solved examples stay on the web. */
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/* Folder, paper and learning-route language from the accepted homepage. No animation or spiral binding. */
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.student-landing h1{line-height:1.06;font-size:52px;letter-spacing:-2px;margin:25px 0}.landing-title-main,.landing-title-tail{display:block}.landing-title-tail{font-size:.73em;color:#62656d;margin-top:13px;letter-spacing:-1px}.student-landing>p:not(.eyebrow){font-size:17px;line-height:1.65}.student-courses{gap:52px 26px;margin-top:64px}.student-course.course-folder{position:relative;background:var(--folder-paper,#eeeef0);border:1px solid #22242d65;padding:27px 29px 25px;border-radius:0;box-shadow:4px 5px 0 #22242d0c}.folder-tab{position:absolute;top:-31px;left:-1px;height:31px;padding:6px 24px;background:var(--folder-paper);border:1px solid #22242d65;border-bottom:0;border-radius:3px 12px 0 0;font:500 12px 'IBM Plex Mono',monospace;letter-spacing:.04em}.student-course.course-folder h2{font-size:34px;line-height:1.1;font-weight:600;letter-spacing:-1.2px;margin:12px 0 18px;max-width:420px}.student-course.course-folder>p:not(.eyebrow){font-size:16px;line-height:1.6}.student-course.course-folder .eyebrow{color:#62656d}.course-folder .folder-counts{border-top:1px solid #22242d25;padding-top:14px;font-size:13px!important}.student-course.course-folder details{border-color:#22242d40}.student-course.course-folder .primary-link{margin-top:10px}.course-folder .pdf-links a{min-height:36px;display:flex;align-items:center;text-underline-offset:4px}
.flow-topic-route{margin:4px 0 24px;padding:20px 0 22px;border-top:1px solid #22242d40;border-bottom:1px solid #22242d40;scroll-margin-top:95px}.topic-route-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.topic-route-heading h2{font-size:25px;font-weight:600;letter-spacing:-.7px;line-height:1.2;margin:4px 0 0}.topic-route-heading>p{margin:0;text-align:right;font-size:12px;color:#62656d;line-height:1.65}.topic-route-heading>p strong{font-weight:500;color:#792327}.topic-route-help{font-size:13px;color:#62656d;margin:9px 0 17px}
.student-page .flow-topic-route .unit-nav{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin:0;padding:0;position:relative}.student-page #unit-nav button{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:10px;text-align:left;min-width:0;padding:16px 14px 14px;background:#fafaf8;border:1px solid #22242d25;border-radius:2px;box-shadow:none;color:#22242d;min-height:160px}.student-page #unit-nav button::before{content:'';position:absolute;left:40px;right:-16px;top:32px;height:1px;background:#22242d25;z-index:0}.student-page #unit-nav button:last-child::before{display:none}.student-page #unit-nav button.route-current{background:#f7edef;border:2px solid #792327;padding:15px 13px 13px}.student-page #unit-nav button.route-complete:not(.route-current){background:#edf3ee;border-color:#66856f}.student-page #unit-nav .route-node{display:grid;place-items:center;width:32px;height:32px;border:1px solid #22242d60;background:#fff;border-radius:50%;font:500 12px 'IBM Plex Mono',monospace;position:relative;z-index:1;color:#62656d}.student-page #unit-nav .route-current .route-node{background:#792327;border-color:#792327;color:#fff}.student-page #unit-nav .route-complete .route-node{background:#557b62;color:#fff;border-color:#557b62}.student-page #unit-nav .route-copy{display:block;width:100%;letter-spacing:normal;min-height:52px;font-family:'IBM Plex Sans',sans-serif}.student-page #unit-nav .route-copy strong{display:block;font-size:15px;line-height:1.3;font-weight:500;margin:0 0 7px}.student-page #unit-nav .route-copy small{display:block;font-size:11px;color:#62656d;line-height:1.3}.student-page #unit-nav .route-current .route-copy small{color:#792327}.student-page #unit-nav progress{display:block;height:5px;border:0;width:100%;margin-top:auto;appearance:none;background:#e6e7e5;color:#557b62}.student-page progress::-webkit-progress-bar{background:#e6e7e5}.student-page progress::-webkit-progress-value{background:#557b62}.student-page progress::-moz-progress-bar{background:#557b62}.student-page #unit-nav .route-current progress::-webkit-progress-value{background:#792327}.student-page #unit-nav .route-review{font-size:10px;color:#8b582f;letter-spacing:0;font-family:'IBM Plex Sans',sans-serif}.student-page .flow-tabs{padding-bottom:14px;margin-bottom:15px;border-bottom:1px solid #22242d25;gap:10px}.student-page .flow-tabs button{font-size:15px;padding:12px 21px;min-height:46px}.student-page .flow-tabs button[aria-selected=true]{box-shadow:inset 0 -2px 0 #792327}
.student-page .summary-panel{background:#fff;padding:25px}.student-page .material-title{font-size:31px;line-height:1.15;letter-spacing:-.9px;margin:0 0 13px}.student-page .material-lead{font-size:16px;max-width:790px;line-height:1.7}.student-page .summary-grid{gap:23px 17px;margin-top:28px}.student-page .summary-item{background-color:#fff;background-image:radial-gradient(circle,#22242d17 .65px,transparent .85px);background-size:14px 14px;border:1px solid #22242d27;padding:23px 20px 20px;box-shadow:2px 3px 0 #22242d08}.student-page .summary-item:before{width:43px;height:10px;top:-5px;left:20px;opacity:.85;background:#ebd391}.student-page .summary-item:nth-child(3n+2):before{background:#d3dfd4;transform:rotate(4deg)}.student-page .summary-item:nth-child(3n):before{background:#d7e0e9;transform:rotate(-3deg)}.student-page .summary-item h4{display:flex;flex-direction:column;gap:6px;margin-bottom:13px;font-size:21px;font-weight:600;line-height:1.2;letter-spacing:-.5px}.student-page .summary-item:nth-child(3n+1) .note-title{font-size:25px}.note-number{font:10px 'IBM Plex Mono',monospace;color:#62656d;letter-spacing:.06em}.student-page .summary-item p{font-size:16px;line-height:1.7;max-width:47ch}.student-page .remember{margin-top:24px}.student-page .remember>strong{font-size:11px}.student-page .remember p{font-size:17px;line-height:1.65}
.summary-stops{display:flex;align-items:center;flex-wrap:wrap;gap:7px 12px;margin:18px 0 25px;padding:12px 0;border-top:1px solid #22242d20;border-bottom:1px solid #22242d20}.summary-stops>span{font:10px 'IBM Plex Mono',monospace;color:#62656d;margin-right:5px}.summary-stops button{font-size:13px;min-height:36px;padding:4px 0;color:#792327;text-decoration:underline;text-underline-offset:5px;background:none;border:0}.student-page .flow-extra{background:#f4f7f0;border:1px solid #bdcdb8;margin-top:25px;padding:0 18px 17px;scroll-margin-top:100px}.student-page .flow-extra>summary{padding:17px 0;font-size:18px;font-weight:500;color:#293d2f;cursor:pointer;line-height:1.4}.flow-extra>summary small{display:block;font-size:13px;font-weight:400;color:#62656d;margin:4px 0 0 17px}.student-page .flow-extra .worked-example{margin-top:4px;background:#e6eedf;border-left-color:#78916a}.student-page .flow-extra .table-wrap{background:white}.student-page .solved-example{scroll-margin-top:100px}.student-page .solved-example h4{font-size:24px;font-weight:600;letter-spacing:-.6px}.student-page .flow-resources>p.eyebrow{font-size:10px;color:#792327;margin-bottom:5px}.student-page .flow-resources h2{font-size:18px;line-height:1.3;margin-bottom:10px}
.question-return{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:13px 15px;margin:0 0 20px;background:#f8edef;border:1px solid #cba4aa;font-size:13px}.question-return button{background:white;color:#792327;border:1px solid #792327;padding:8px 12px;min-height:40px;font-size:13px;white-space:nowrap}
.student-page .question-sidebar{background:#faf9f5}.practice-reward{border-top:1px solid #22242d25;border-bottom:1px solid #22242d25;padding:16px 0;margin:14px 0 19px}.reward-heading{display:flex;gap:13px;align-items:center}.reward-star{display:block;color:#bd8b24;width:37px;flex:none}.reward-star svg{display:block;width:100%;height:auto}.reward-heading>div>span{font-size:11px;color:#62656d;display:block}.reward-heading strong{font-size:31px;line-height:1.2;font-weight:600}.reward-heading strong small{font-size:15px;color:#62656d;font-weight:400}.practice-reward>progress{display:block;width:100%;height:6px;border:0;margin:14px 0;background:#e6e7e5;appearance:none}.student-page .practice-reward progress::-webkit-progress-value{background:#bd8b24}.student-page .practice-reward progress::-moz-progress-bar{background:#bd8b24}.practice-reward>p{font-size:13px;line-height:1.6;margin:11px 0 8px;color:#3a403c}.practice-reward .reward-rule{display:block;font-size:10px;line-height:1.5;color:#62656d}.practice-reward>button{display:block;width:100%;margin-top:10px;padding:9px 6px;font-size:12px;min-height:38px;border:1px solid #22242d30;background:#fff}.practice-reward>button[data-reward-retry]{border-color:#a77d45;color:#795520;background:#fbf4e5}.student-page #question-grid .earned-star{position:relative;background:#f8edc8;border-color:#c6ac65}.student-page #question-grid .earned-star::after{content:'★';position:absolute;right:2px;top:-2px;font-size:9px;color:#8a641b}.student-page .question-sidebar .grid-legend{line-height:1.5}
.student-page .flow-status{padding:29px;background:#fff;border:1px solid #22242d35}.status-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:25px}.status-heading>div{max-width:760px}.student-page .status-heading h2{font-size:34px;font-weight:600;letter-spacing:-1px;margin:5px 0 12px;line-height:1.15}.status-heading p:not(.eyebrow){font-size:16px;line-height:1.65;color:#62656d;margin-bottom:0}.status-heading>img{flex:none;margin-top:6px}.status-overview{display:grid;grid-template-columns:230px 1fr;gap:30px;align-items:center;padding:22px 0 25px;margin:22px 0;border-top:1px solid #22242d25;border-bottom:1px solid #22242d25}.progress-figure{margin:0;text-align:center}.progress-figure svg{width:195px;max-width:100%;height:auto;display:block;margin:auto}.progress-figure circle{fill:none;stroke-width:11;transform:rotate(-90deg);transform-origin:70px 70px}.ring-base{stroke:#e9eae7}.ring-correct{stroke:#61856b}.ring-review{stroke:#c6965a}.progress-figure text{font-family:'IBM Plex Sans',sans-serif;text-anchor:middle;fill:#22242d}.progress-figure .ring-number{font-size:25px;font-weight:600}.progress-figure .ring-caption{font-size:9px;fill:#62656d}.progress-figure figcaption{font-size:11px;color:#62656d;margin-top:9px}.status-star-total{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:0 0 16px!important}.status-star-total svg{width:32px;height:32px;color:#bd8b24}.status-star-total strong{font-size:37px;font-weight:600;line-height:1}.status-star-total span{font-size:17px}.progress-key{list-style:none;margin:0;padding:0;display:flex;gap:12px 24px;flex-wrap:wrap}.progress-key li{display:flex;align-items:center;gap:7px;font-size:14px}.progress-key i{width:9px;height:9px;display:block;flex:none}.key-correct{background:#61856b}.key-review{background:#c6965a}.key-unseen{background:#e9eae7;border:1px solid #22242d30}.status-first{font-size:13px;color:#62656d;line-height:1.6;margin:15px 0 0}.learning-milestones{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0 0 25px}.milestone{display:flex;gap:11px;align-items:flex-start;border:1px dashed #22242d35;padding:16px;background:#fafaf8}.milestone.is-earned{border-style:solid;border-color:#c6ac65;background:#fcf6df}.milestone-icon{display:grid;place-items:center;font-size:18px;color:#62656d;flex:none;width:25px;height:25px}.is-earned .milestone-icon{color:#906c1d}.milestone strong{display:block;font-size:15px;font-weight:500;line-height:1.3;margin:2px 0 7px}.milestone small{display:block;font-size:12px;line-height:1.5;color:#62656d}.student-page .status-footnote{font-size:12px;color:#62656d;line-height:1.6;max-width:800px;margin:18px 0 0}.student-page .flow-status-actions button{min-height:44px}
@media(max-width:1000px){.student-page .flow-topic-route .unit-nav{grid-template-columns:repeat(3,minmax(0,1fr))}.student-page #unit-nav button{min-height:145px}.student-page #unit-nav button::before{display:none}.status-overview{grid-template-columns:190px 1fr;gap:18px}.learning-milestones{grid-template-columns:1fr}.milestone{padding:12px}}
@media(max-width:760px){.student-landing h1{font-size:39px;letter-spacing:-1.3px}.landing-title-tail{font-size:.78em}.student-courses{margin-top:58px;gap:58px}.student-course.course-folder{padding:23px}.student-course.course-folder h2{font-size:30px}.folder-tab{padding-inline:20px}.student-page .flow-topic-route .unit-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.flow-topic-route{padding:16px 0;margin-bottom:17px}.topic-route-heading{align-items:flex-start;gap:12px}.topic-route-heading h2{font-size:21px}.topic-route-heading>p{font-size:11px;min-width:110px}.topic-route-help{font-size:12px;line-height:1.5;margin-bottom:12px}.student-page #unit-nav button,.student-page #unit-nav button.route-current{min-height:123px;padding:11px;gap:8px}.student-page #unit-nav .route-node{width:26px;height:26px;font-size:10px}.student-page #unit-nav .route-copy{min-height:0}.student-page #unit-nav .route-copy strong{font-size:13px;margin-bottom:5px}.student-page #unit-nav .route-copy small{font-size:10px}.student-page #unit-nav .route-review{font-size:10px}.student-page .flow-tabs{gap:7px}.student-page .flow-tabs button{font-size:14px;padding:11px 10px}.student-page .summary-panel{padding:19px 17px}.student-page .material-title{font-size:26px;line-height:1.2}.student-page .summary-grid{gap:23px}.student-page .summary-item h4{font-size:21px}.student-page .summary-item:nth-child(3n+1) .note-title{font-size:24px}.student-page .summary-item p{font-size:16px}.summary-stops{gap:4px 13px;margin-bottom:24px}.summary-stops>span{width:100%}.summary-stops button{font-size:12px;min-height:38px}.student-page .flow-extra{padding:0 13px 14px}.student-page .flow-extra>summary{font-size:17px}.flow-extra>summary small{font-size:12px}.question-return{flex-direction:column;align-items:flex-start;gap:9px}.question-return button{white-space:normal}.student-page .flow-status{padding:21px 17px}.student-page .status-heading h2{font-size:28px}.status-heading>img{width:43px;height:43px}.status-heading{gap:14px}.status-heading p:not(.eyebrow){font-size:15px}.status-overview{grid-template-columns:1fr;gap:20px;padding-top:17px}.progress-figure svg{width:175px}.status-progress-copy{text-align:center}.status-star-total,.progress-key{justify-content:center}.status-first{font-size:12px}.status-star-total strong{font-size:32px}.status-star-total span{font-size:16px}.progress-key{gap:10px 15px}.progress-key li{font-size:13px}.student-page .flow-status-actions{display:grid;grid-template-columns:1fr}.student-page .flow-status-actions button{text-align:center}.student-page .flow-return{font-size:13px}.student-page .flow-resources .eyebrow{display:none}}
@media print{.flow-topic-route,.summary-stops,.practice-reward,.question-return,.status-heading,.status-overview,.learning-milestones{display:none!important}.student-page .summary-panel{padding:0}.student-page .summary-grid{gap:8pt;margin-top:10pt}.student-page .summary-item{padding:9pt;box-shadow:none;background:#fff!important}.student-page .summary-item h4{display:block;font-size:10pt;margin-bottom:5pt;letter-spacing:0}.student-page .summary-item .note-number{display:none}.student-page .summary-item .note-title,.student-page .summary-item:nth-child(3n+1) .note-title{font-size:10pt}.student-page .summary-item p{font-size:9.5pt;line-height:1.4}.student-page .material-title{font-size:19pt}.student-page .remember p{font-size:10pt;line-height:1.4}.student-page .flow-extra{padding:0;background:#fff;border:0;margin-top:10pt}.student-page .flow-extra>summary{display:none!important}.student-page .summary-item:before{display:none}}