.program-hero{max-width:1460px;margin:auto;padding:72px 28px 34px;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:70px;align-items:end}.program-hero h1{font-family:var(--display);font-size:clamp(48px,6vw,82px);font-weight:500;line-height:.96;letter-spacing:-.035em;margin:16px 0 20px}.program-hero p{font-family:var(--display);font-size:clamp(20px,2vw,27px);color:var(--ink-soft);max-width:850px;margin:0}.program-promise{border-left:1px solid var(--gold);padding:8px 0 8px 22px}.program-promise strong{display:block;font-family:var(--display);font-size:25px}.program-promise span{font-size:13px;color:var(--ink-soft)}
.program-toolbar{max-width:1460px;margin:0 auto;padding:14px 28px 18px;display:flex;align-items:center;justify-content:space-between;gap:20px}.year-tabs{display:flex;gap:7px;flex-wrap:wrap}.program-year{border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.42);padding:9px 14px;color:var(--ink-soft);cursor:pointer}.program-year.active{background:var(--petrol);border-color:var(--petrol);color:#fff}.program-summary{font-size:12px;color:var(--ink-soft)}.toolbar-progress{display:flex;gap:6px;align-items:center;white-space:nowrap}
.program-layout{max-width:1460px;margin:0 auto 90px;padding:0 28px;display:grid;grid-template-columns:270px minmax(560px,1fr) 270px;gap:16px;align-items:start}.unit-map,.learning-compass,.lesson-stage{border:1px solid var(--line);border-radius:18px;background:rgba(248,247,243,.76)}.unit-map,.learning-compass{position:sticky;top:87px;max-height:calc(100vh - 106px);overflow:auto}.unit-map{padding:17px}.unit-map-head{display:flex;align-items:center;justify-content:space-between}.map-close{display:none;border:0;background:transparent;font-size:25px}.unit-group-title{font-family:var(--display);font-size:19px;margin:18px 0 7px}.unit-group:first-child .unit-group-title{margin-top:8px}.unit-button{width:100%;border:0;border-radius:10px;background:transparent;padding:9px 10px;text-align:left;color:var(--ink-soft);cursor:pointer;display:grid;grid-template-columns:24px 1fr;gap:7px;font-size:12px;line-height:1.35}.unit-button:hover{background:var(--paper-2)}.unit-button.active{background:var(--petrol-soft);color:var(--ink);font-weight:700}.unit-status{width:20px;height:20px;border:1px solid #c5c1b7;border-radius:50%;display:grid;place-items:center;font-size:9px}.unit-button.done .unit-status{background:var(--ok);border-color:var(--ok);color:#fff}
.lesson-stage{min-height:680px;padding:clamp(26px,4vw,54px)}.lesson-empty{min-height:570px;display:grid;place-items:center;text-align:center}.lesson-empty-inner{max-width:590px}.lesson-empty h2{font-family:var(--display);font-size:45px;line-height:1.05;margin:12px 0}.lesson-empty p{color:var(--ink-soft)}.unit-area{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--petrol);font-weight:750}.unit-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}.unit-title{font-family:var(--display);font-size:clamp(34px,4vw,52px);font-weight:550;line-height:1.02;margin:8px 0 12px}.map-open{display:none}.big-idea{font-family:var(--display);font-size:20px;color:var(--ink-soft);margin:0 0 25px}.stage-track{display:grid;grid-template-columns:repeat(7,1fr);gap:5px;margin:26px 0}.stage-tab{border:1px solid var(--line);border-radius:9px;background:var(--paper);min-height:54px;padding:7px 4px;cursor:pointer;color:var(--ink-soft);font-size:9px;line-height:1.2}.stage-tab span{display:block;font-family:var(--display);font-size:17px;color:var(--gold)}.stage-tab.active{background:var(--petrol);border-color:var(--petrol);color:#fff}.stage-tab.active span{color:#fff}.stage-tab.complete{border-color:#9cafaa}.stage-kicker{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:750}.stage-title{font-family:var(--display);font-size:33px;margin:5px 0 6px}.stage-intent{color:var(--ink-soft);font-size:14px;margin:0 0 24px}.concept-panel{border:1px solid var(--line);border-radius:14px;background:var(--paper);padding:18px;margin:18px 0}.concept-panel h3{font-family:var(--display);font-size:24px;margin:0 0 7px}.concept-panel p{margin:0;color:var(--ink-soft)}
.worked-example{border-left:3px solid var(--gold);background:#f0ece2;border-radius:0 13px 13px 0;padding:18px;margin:18px 0}.worked-example h3{font-family:var(--display);font-size:23px;margin:0 0 10px}.example-step{display:none;border-top:1px solid rgba(155,117,65,.22);padding:10px 0;color:var(--ink-soft);font-size:14px}.example-step.visible{display:block}.example-step strong{color:var(--ink)}
.manipulative{border:1px solid #c7d2cf;border-radius:15px;background:#eef3f1;padding:18px;margin:18px 0}.manipulative-head{display:flex;justify-content:space-between;gap:15px;margin-bottom:14px}.manipulative-head strong{font-family:var(--display);font-size:22px}.manipulative-head span{font-size:11px;color:var(--ink-soft)}.manipulative-controls{display:grid;gap:12px}.manipulative label{font-size:12px;font-weight:700}.manipulative input[type=range]{width:100%;accent-color:var(--petrol)}.model-output{min-height:120px;border-radius:12px;background:#fff;display:grid;place-items:center;gap:8px;padding:16px;margin-top:12px;text-align:center}.model-output strong{font:600 25px var(--display)}.model-output span{font:12px var(--sans);color:var(--ink-soft)}.bar-model{width:100%;display:flex;height:54px}.bar-part{display:grid;place-items:center;border:1px solid var(--petrol);background:#dfe9e7;min-width:20px;font-family:var(--sans);font-size:12px}.bar-part.alt{background:#eee4d2;border-color:var(--gold)}.chart-model{width:100%;height:120px;display:flex;align-items:end;justify-content:center;gap:9px}.chart-bar{width:38px;background:var(--petrol-soft);border:1px solid var(--petrol);position:relative}.chart-bar span{position:absolute;bottom:100%;left:0;right:0;font:11px var(--sans);padding-bottom:3px}.prediction{border-bottom:1px solid #ccd7d4;padding-bottom:14px;margin-bottom:14px}.prediction>label{display:block;margin-bottom:7px}.prediction>div{display:grid;grid-template-columns:1fr auto;gap:8px}.manipulative input:disabled{opacity:.48;cursor:not-allowed}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.model-reflection{border-top:1px solid #ccd7d4;margin-top:14px;padding-top:14px}.model-reflection label{display:block;margin-bottom:7px}.model-reflection button{margin-top:8px}
.state-visual{width:min(100%,420px)}.visual-bars{height:110px;display:flex;align-items:end;justify-content:center;gap:12px}.visual-bars>div{height:100%;min-width:45px;display:flex;flex-direction:column;justify-content:end;align-items:center}.visual-bars span{width:34px;min-height:4px;border-radius:5px 5px 0 0;background:var(--petrol)}.visual-bars small{margin-top:4px}.visual-number-line{height:70px;position:relative;margin:10px 18px}.number-axis{position:absolute;left:0;right:0;top:28px;border-top:2px solid var(--ink)}.visual-number-line i{position:absolute;top:21px;transform:translateX(-50%);font-style:normal}.visual-number-line i b{display:block;width:14px;height:14px;border:3px solid var(--petrol);border-radius:50%;background:#fff}.visual-number-line i small{display:block;margin-top:4px;white-space:nowrap}.visual-balance{height:105px;position:relative}.visual-balance .beam{position:absolute;left:15%;right:15%;top:34px;border-top:4px solid var(--ink);transform-origin:center}.visual-balance:after{content:"";position:absolute;left:50%;top:35px;height:62px;border-left:5px solid var(--gold)}.visual-balance .pan{position:absolute;top:55px;width:35%;border-bottom:4px solid var(--petrol);text-align:center;padding-bottom:6px}.visual-balance .left{left:5%}.visual-balance .right{right:5%}.visual-table{margin:auto;border-collapse:collapse}.visual-table td{border:1px solid var(--line);padding:6px 10px}.visual-points{width:100%;height:130px}.visual-points path{fill:none;stroke:var(--ink);stroke-width:2}.visual-points circle{fill:var(--petrol)}.visual-points text{font:10px var(--sans);fill:var(--ink)}
.task-card{border-top:1px solid var(--line);padding-top:22px;margin-top:24px}.task-meta{display:flex;justify-content:space-between;gap:15px;color:var(--ink-soft);font-size:11px}.task-prompt{font-family:var(--display);font-size:clamp(25px,3vw,35px);line-height:1.22;margin:12px 0 20px}.task-input{width:100%;border:1px solid #bbb6ac;border-radius:12px;background:#fff;padding:14px 15px}.task-options{display:grid;grid-template-columns:1fr 1fr;gap:9px}.task-option{border:1px solid #c4c0b6;background:#fff;border-radius:11px;padding:12px;text-align:left;cursor:pointer}.task-option.selected{border-color:var(--petrol);background:var(--petrol-soft)}.reason-box{min-height:92px;resize:vertical}.task-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:17px}.task-feedback{display:none;border-radius:12px;padding:14px 16px;margin-top:16px;font-size:13px}.task-feedback.visible{display:block}.task-feedback.ok{background:#e3ece6;color:#294b3b}.task-feedback.try{background:#f1e4e1;color:#6f3832}.task-feedback.neutral{background:#e8e7e2;color:#45443f}.task-feedback strong{display:block}.stage-next{display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);margin-top:28px;padding-top:20px}.stage-next button{max-width:48%}
.math-pad{margin-top:8px}.math-pad>div{display:flex;flex-wrap:wrap;gap:5px}.math-key{min-width:44px;min-height:44px;border:1px solid #cbc7be;border-radius:9px;background:#f8f7f3;color:var(--ink);font:600 16px var(--sans);touch-action:manipulation}.math-key:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.math-pad small{display:block;margin-top:6px;color:var(--ink-soft);font-size:10px}.math-delete{background:#eeece6}
.complete-stage:disabled{background:#9ca7a6;border-color:#9ca7a6;cursor:not-allowed;opacity:.72}
.stage-tab:disabled{opacity:.42;cursor:not-allowed;filter:saturate(.35)}
.scope-tag{display:block;margin-top:2px;color:var(--gold);font-size:9px;font-weight:750;letter-spacing:.06em;text-transform:uppercase}
.evidence-row{display:flex;flex-wrap:wrap;gap:6px;margin:-4px 0 18px}.evidence-row span{border:1px solid var(--line);border-radius:999px;padding:4px 8px;color:var(--ink-soft);font-size:9px}.review-check{display:flex;gap:8px;align-items:flex-start;max-width:560px;color:var(--ink-soft);font-size:12px;line-height:1.4}.review-check input{margin-top:3px}.confirm-review:disabled{opacity:.48;cursor:not-allowed}
.evaluation-review{display:grid;gap:12px;margin-top:24px}.evaluation-review>p{color:var(--ink-soft)}.evaluation-review article{border:1px solid var(--line);border-radius:12px;background:#f7f6f2;padding:15px}.evaluation-review article p{margin:7px 0 0;font-size:13px}.evaluation-review article strong{color:var(--petrol)}
.diagnostic-route{border:1px solid #d3c4aa;border-radius:13px;background:#f4efe5;padding:16px;margin-top:14px}.diagnostic-route h4{font-family:var(--display);font-size:21px;margin:0 0 10px}.diagnostic-route label{display:grid;gap:6px;margin-top:10px;font-size:12px}.diagnostic-route button{margin-top:10px}
.learning-compass{padding:18px}.learning-compass h2{font-family:var(--display);font-size:22px;margin:0 0 6px}.learning-compass p{font-size:12px;color:var(--ink-soft)}.compass-stat{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:15px 0}.compass-stat div{background:var(--paper-2);border-radius:10px;padding:11px}.compass-stat strong{font-family:var(--display);display:block;font-size:23px}.compass-stat span{font-size:9px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft)}.goal-list,.prior-list{padding-left:17px;color:var(--ink-soft);font-size:12px}.method-note{border-top:1px solid var(--line);margin-top:17px;padding-top:15px;font-size:11px;color:var(--ink-soft)}
.unit-button.locked{opacity:.62}.unit-button.locked .unit-status{border-style:dashed}.locked-list{text-align:left;max-width:520px;margin:18px auto;padding-left:20px;color:var(--ink-soft)}.branch-levels{list-style:none;padding:0;margin:16px 0}.branch-levels li{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding:9px 0;font-size:11px}.branch-levels strong{color:var(--petrol)}.progress-tools{display:flex;flex-wrap:wrap;gap:7px;border-top:1px solid var(--line);margin-top:14px;padding-top:12px}.import-progress{position:relative;cursor:pointer}.import-progress input{position:absolute;inset:0;opacity:0;width:100%;cursor:pointer}
@media(max-width:1120px){.program-layout{grid-template-columns:240px minmax(0,1fr)}.learning-compass{position:static;grid-column:1/-1;max-height:none;display:grid;grid-template-columns:1fr 1fr;gap:22px}.program-hero{grid-template-columns:1fr}}
@media(max-width:760px){.program-hero{padding:48px 18px 26px}.program-toolbar{padding:10px 18px;align-items:flex-start;flex-direction:column}.program-layout{padding:0 14px;grid-template-columns:1fr}.unit-map{display:none;position:fixed;z-index:70;inset:10px;top:10px;max-height:none;background:var(--surface);box-shadow:0 20px 70px rgba(0,0,0,.25)}.unit-map.open{display:block}.map-close,.map-open{display:inline-grid}.lesson-stage{padding:24px 18px}.stage-track{grid-template-columns:repeat(7,58px);overflow:auto;padding-bottom:8px}.stage-tab{min-height:52px}.task-options{grid-template-columns:1fr}.learning-compass{display:block}.program-summary{display:none}.prediction>div{grid-template-columns:1fr}.prediction button{width:100%}}