.curriculum-main{max-width:1200px;margin:auto;padding:0 42px}.curriculum-hero{display:grid;grid-template-columns:1.15fr 1fr;gap:90px;padding:65px 0 56px;align-items:center}.curriculum-hero h1{font-size:clamp(42px,4.8vw,64px);line-height:1.3;letter-spacing:-1.7px}.curriculum-hero h1 span{color:var(--green)}.curriculum-lead{font-size:18px;color:var(--muted);margin:24px 0 28px}.path-art{border:1px solid var(--line);border-radius:24px;padding:24px 30px;background:var(--surface-soft);transform:rotate(2deg)}.path-art>p{font-size:14px;color:var(--muted);margin-bottom:16px}.path-art ol{list-style:none;padding:0;margin:0}.path-art li{position:relative;display:flex;align-items:center;gap:18px;padding:12px 0}.path-art li:not(:last-child):after{content:"";position:absolute;left:19px;top:48px;width:1px;height:14px;background:var(--line)}.path-number{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-family:Georgia,serif;color:var(--muted);background:var(--surface);flex:none}.path-art li:first-child .path-number{background:var(--green);color:var(--button-ink);border-color:var(--green)}.path-art strong{font-size:17px}.path-art small{font-size:14px;color:var(--muted);display:block;line-height:1.5}.path-start{margin-left:auto;padding:3px 11px;border-radius:30px;background:var(--lime);color:#2b3b22;font-size:13px;white-space:nowrap}.plan-banner{display:flex;gap:14px;align-items:flex-start;border-block:1px solid var(--line);padding:20px 0;color:var(--muted);font-size:15px}.plan-banner>.ui-icon{width:23px;height:23px;flex:none;margin-top:4px;color:var(--green)}.plan-banner strong{color:var(--ink)}.explorer{padding:56px 0 0;scroll-margin-top:calc(var(--header-height) + 20px)}.explorer-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:26px}.explorer-heading .eyebrow{margin-bottom:8px;color:var(--muted)}.explorer-heading h2,.source-section h2{font-size:30px;letter-spacing:-.5px}.explorer-heading>a{font-size:14px;display:inline-flex;gap:12px;align-items:center;text-decoration:underline;text-underline-offset:5px;color:var(--green)}.stage-navigation{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.stage-navigation a{padding:18px 16px;border:1px solid var(--line);border-radius:14px;background:var(--surface);display:flex;flex-direction:column;line-height:1.7}.stage-navigation a>span{font:14px Georgia,serif;color:var(--muted);margin-bottom:13px}.stage-navigation a strong{font-size:17px}.stage-navigation a small{font-size:14px;color:var(--muted);margin-top:4px}.stage-navigation a:hover{border-color:var(--green);background:var(--surface-soft)}.stage-navigation a[aria-current]{background:var(--green);color:var(--button-ink);border-color:var(--green)}.stage-navigation a[aria-current] :is(span,small){color:inherit}.selection-status{font-size:14px;color:var(--muted);margin:16px 0 24px;min-height:26px}.stage-panel{border:1px solid var(--line);border-radius:22px;padding:30px;margin:0 0 26px;background:var(--surface)}.stage-intro{display:flex;align-items:center;justify-content:space-between;gap:20px}.stage-intro .eyebrow{color:var(--muted);margin-bottom:8px}.stage-intro h2{font-size:28px}.status-chip{display:inline-block;border:1px solid var(--line);padding:4px 12px;border-radius:30px;font-size:13px;color:var(--muted);white-space:nowrap}.stage-description{color:var(--muted);font-size:16px;margin-top:14px}.grade-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:24px 0}.grade-choice{padding:18px;text-align:left;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);line-height:1.8;display:flex;flex-direction:column;gap:4px}.grade-choice>span{font-size:13px;color:var(--muted)}.grade-choice strong{font-size:20px}.grade-choice small{font-size:14px;color:var(--muted)}.grade-choice:hover{border-color:var(--green)}.grade-choice[aria-pressed=true]{background:var(--surface-soft);border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green)}.curriculum-base{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.85;color:var(--muted);padding:17px 18px;background:var(--surface-soft);border-radius:10px;margin:0 0 30px}.curriculum-base>span{flex:none;color:var(--green);margin-top:3px}.curriculum-base .ui-icon{width:21px;height:21px}.grade-content h3{font-size:22px}.content-hint{font-size:15px;color:var(--muted);margin:10px 0 22px}.subject-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;align-items:start}.subject-card{border:1px solid var(--line);border-radius:13px;overflow:hidden}.subject-card summary{display:flex;align-items:flex-start;gap:12px;padding:20px 16px;cursor:pointer;list-style:none;min-height:115px}.subject-card summary::-webkit-details-marker{display:none}.subject-card summary>span:nth-child(2){flex:1;min-width:0}.subject-card strong{font-size:17px;line-height:1.6}.subject-card small{display:block;font-size:14px;color:var(--muted);margin-top:6px;line-height:1.8}.subject-icon{display:grid;place-items:center;width:34px;height:34px;flex:none;border-radius:9px;background:var(--surface-soft);color:var(--green)}.subject-icon .ui-icon{width:20px;height:20px}.expand-icon{margin-top:5px;color:var(--muted)}.subject-card[open] .expand-icon{transform:rotate(90deg)}.subject-card[open] summary{background:var(--surface-soft)}.subject-content{padding:19px 20px;border-top:1px solid var(--line)}.plan-label{font-size:13px;color:var(--muted)}.unit-list{list-style:none;margin:12px 0 16px;padding:0}.unit-list li{display:flex;align-items:baseline;gap:12px;font-size:15px;margin:12px 0}.unit-list li>span{font:13px Georgia,serif;color:var(--muted);flex:none}.mapping-note{color:var(--muted);font-size:13px;line-height:1.8}.ready-lesson{display:flex;align-items:center;gap:10px;padding:12px 0;color:var(--green);font-size:15px;text-decoration:underline;text-underline-offset:4px}.activity-note{margin-top:20px;padding:20px;border:1px dashed var(--line);border-radius:12px}.activity-note p{font-size:14px;color:var(--muted);margin-top:6px}.first-batch{padding:56px 0;scroll-margin-top:calc(var(--header-height) + 20px)}.first-sequence{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.first-sequence>li{display:flex;gap:16px;padding:23px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.sequence-number{font:22px Georgia,serif;flex:none;color:var(--green);margin-top:3px}.first-sequence h3{font-size:21px;margin:6px 0 10px}.first-sequence p{font-size:15px;color:var(--muted)}.first-sequence summary{font-size:14px;color:var(--green);cursor:pointer;margin-top:16px}.first-sequence dl{font-size:14px;margin:14px 0 0}.first-sequence dt{font-weight:600;margin-top:8px}.first-sequence dd{margin:0;color:var(--muted)}.lesson-blueprint{display:grid;grid-template-columns:1fr 1.4fr;gap:50px;border-block:1px solid var(--line);padding:42px 0}.lesson-blueprint h2{font-size:34px}.lesson-blueprint p{color:var(--muted);font-size:16px;margin-top:18px}.lesson-blueprint ol{list-style:none;counter-reset:steps;padding:0;margin:0}.lesson-blueprint li{position:relative;padding-left:50px;margin-bottom:23px;counter-increment:steps}.lesson-blueprint li:before{content:counter(steps,decimal-leading-zero);position:absolute;left:0;top:3px;font:18px Georgia,serif;color:var(--green)}.lesson-blueprint strong{display:block;font-size:18px}.lesson-blueprint li span{display:block;color:var(--muted);font-size:15px;margin-top:5px}.source-section{padding:52px 0 60px}.source-section>p{font-size:15px;color:var(--muted);margin:15px 0}.source-section details{border:1px solid var(--line);border-radius:13px;background:var(--surface);margin-top:22px}.source-section summary{padding:18px 22px;cursor:pointer;font-size:16px;font-weight:600}.source-content{padding:0 22px 24px;font-size:14px;color:var(--muted)}.source-content p{margin-top:18px}.source-content li{margin:12px 0}.source-content a{color:var(--green);text-decoration:underline;text-underline-offset:4px}.source-subjects{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:18px}.curriculum-footer{max-width:1116px;border-top:1px solid var(--line);padding:26px 0 36px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:14px;color:var(--muted)}.curriculum-footer>a:last-child{display:flex;align-items:center;gap:12px}summary:focus-visible{outline:3px solid var(--green);outline-offset:-4px}.header-nav [aria-current=page]{font-weight:700;color:var(--green)}
@media(max-width:1000px){.curriculum-hero{gap:40px}.curriculum-main{padding:0 30px}.curriculum-footer{margin:0 30px}.stage-navigation a{padding:14px 12px}.stage-navigation a strong{font-size:15px}.path-art{padding:22px}.stage-panel{padding:24px}}
@media(max-width:720px){.curriculum-main{padding:0 20px}.curriculum-hero{grid-template-columns:1fr;gap:32px;padding:38px 0}.curriculum-hero h1{font-size:44px}.curriculum-hero .eyebrow{font-size:13px;line-height:1.7}.curriculum-lead{font-size:16px;margin:18px 0 23px}.path-art{transform:none;padding:20px 22px}.path-art li{padding:9px 0}.path-art li:not(:last-child):after{height:10px;top:45px}.path-art strong{font-size:16px}.explorer{padding-top:36px}.explorer-heading{flex-direction:column;align-items:flex-start;gap:15px}.explorer-heading h2,.source-section h2{font-size:26px}.stage-navigation{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.stage-navigation a{padding:12px}.stage-navigation a>span{margin-bottom:5px}.stage-navigation a strong{font-size:14px}.stage-navigation a small{font-size:13px}.stage-panel{padding:20px 16px;border-radius:16px}.stage-intro{align-items:flex-start;flex-direction:column;gap:12px}.stage-intro h2{font-size:25px}.stage-description{font-size:15px}.grade-grid{grid-template-columns:1fr;gap:10px}.grade-choice{padding:14px 16px;display:grid;grid-template-columns:1fr auto;gap:4px 12px}.grade-choice>span{grid-column:2;grid-row:1;align-self:center}.grade-choice strong{grid-column:1;grid-row:1;font-size:18px}.grade-choice small{grid-column:1/-1}.curriculum-base{padding:14px;gap:10px}.subject-grid{grid-template-columns:1fr}.grade-content h3{font-size:21px}.subject-card summary{min-height:100px;padding:17px 13px}.subject-card strong{font-size:16px}.first-batch{padding:36px 0}.first-sequence{grid-template-columns:1fr;gap:12px}.first-sequence>li{padding:20px 18px}.first-sequence h3{font-size:20px}.lesson-blueprint{grid-template-columns:1fr;gap:28px;padding:34px 0}.lesson-blueprint h2{font-size:29px}.lesson-blueprint li{padding-left:40px}.source-section{padding:34px 0 40px}.curriculum-footer{margin:0 20px;align-items:flex-start;flex-direction:column}.plan-banner{font-size:14px}.source-section summary{padding:16px}.source-content{padding:0 16px 20px}.source-content ul{padding-left:20px}}
.unit-list .curriculum-unit-title{display:block;background:transparent;margin-top:18px;padding:0;border:none;font-size:19px;color:var(--ink)}
.p1-coverage{scroll-margin-top:100px}.p1-coverage-intro{padding:18px 0;color:var(--muted);line-height:1.85}.p1-coverage-intro h2,.p1-coverage-intro strong{color:var(--ink)}.p1-coverage-intro p{margin:14px 0}.p1-coverage a{text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.p1-coverage-subjects{display:grid;gap:12px}.p1-coverage-subject{padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.p1-coverage-subject>summary{cursor:pointer;font-size:18px;font-weight:700;line-height:1.7}.p1-coverage-subject>ol{padding-left:25px}.p1-coverage-subject>ol>li{padding:18px 0;border-top:1px solid var(--line);font-size:17px;line-height:1.8}.p1-coverage-ref{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}.p1-coverage-subject li>ul{padding-left:22px}.p1-coverage-subject li>ul li{margin:7px 0}.p1-coverage-subject li>p{color:var(--muted);margin:10px 0}@media(max-width:600px){.p1-coverage-subject{padding:12px}.p1-coverage-subject>ol{padding-left:19px}}