/* Brotemar v0.4 · rincón curricular; componentes locales compartidos. */
.atlas-banner{display:flex;align-items:center;gap:22px;padding:25px 30px;margin:26px 0;background:linear-gradient(110deg,#e9f3eb,#f1eafb);border:1px solid #d3e2d7;border-radius:26px;color:#334f48}.atlas-banner .atlas-emblem{font-size:62px;line-height:1;color:#9075b2;flex-shrink:0}.atlas-banner h2{margin:0 0 8px}.atlas-banner p{margin:0;color:#536961}.atlas-banner .copy{flex:1}.atlas-heading{display:flex;gap:24px;align-items:center;margin:16px 0 25px}.atlas-heading .mascot{max-width:110px}.atlas-heading p{max-width:760px}.atlas-controls{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}.grade-tabs,.strand-tabs{display:flex;flex-wrap:wrap;gap:8px;width:100%}.grade-tab,.strand-tab{border:2px solid transparent;background:#eef2eb;border-radius:17px;padding:11px 16px;color:#385a4c;min-height:48px;font:inherit;font-weight:650;cursor:pointer}.grade-tab.selected,.strand-tab.selected{border-color:#658d7c;background:#dbeee3;box-shadow:0 3px 0 #bccec3}.strand-tab{background:#f2eff7;color:#695b7c;font-size:.88rem}.atlas-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.atlas-card{position:relative;text-align:left;border:1px solid #d9e4dc;border-radius:23px;background:#fffefa;padding:24px;min-height:208px;display:flex;flex-direction:column;gap:12px;cursor:pointer;font:inherit;color:#314f48;box-shadow:0 7px 22px #304d4310;transition:transform .15s,box-shadow .15s}.atlas-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px #304d4320}.atlas-card strong{font-size:1.12rem;line-height:1.35}.atlas-card p{font-size:.89rem;line-height:1.55;color:#65776d;margin:0}.atlas-card .atlas-illustration{width:55px;height:55px;border-radius:17px;background:#f3dfb9;display:flex;align-items:center;justify-content:center;font-size:30px;color:#8b6b40}.atlas-card[data-strand=space] .atlas-illustration{background:#e2d5ef;color:#805f9f}.atlas-card[data-strand=measure] .atlas-illustration{background:#d3e9ee;color:#4c8ca0}.atlas-card[data-strand=data] .atlas-illustration{background:#f0d8d4;color:#a76961}.atlas-card small{font-size:.75rem;margin-top:auto;color:#577865}.atlas-count{font-size:.88rem;color:#647a6e;margin:12px 0 22px}.curriculum-board{background:radial-gradient(ellipse at top,#fafcf5,#f0f5ee);border:1px solid #d8e6da;border-radius:27px;padding:25px;margin:20px 0;min-height:250px;position:relative;overflow:hidden}.cur-board-caption{text-align:center;font-size:1.04rem;font-weight:650;color:#456b5b;margin:0 0 22px}.cur-note{font-size:.83rem;color:#5d7165;text-align:center;max-width:660px;margin:18px auto 0;line-height:1.6}.cur-model-row{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;padding:25px 0}.cur-chip{background:#fffaf1;border:2px solid #dfcb9e;border-radius:18px;padding:18px 23px;font-size:1.35rem;font-weight:650}.cur-svg{display:block;width:min(100%,670px);max-height:300px;margin:auto;overflow:visible}.cur-svg text{fill:#3d5c50;font:600 22px var(--child-font, sans-serif)}.cur-svg .axis-label,.cur-svg .ruler-label{font-size:16px}.representation-toggle{display:flex;gap:10px;align-items:center;justify-content:center;margin:16px 0}.representation-toggle button{width:64px;height:58px;font:inherit;font-size:28px;background:#e8e0f5;border:3px solid transparent;border-radius:18px;cursor:pointer;color:#635282}.representation-toggle button[aria-pressed=true]{border-color:#7d6998;background:#d7c9ec;box-shadow:0 4px 0 #b6a7cf}.representation-toggle span{font-size:.84rem;color:#5f7065}.lighthouse-glow{position:absolute;right:30px;top:15px;color:#e5ca79;font-size:50px;opacity:.65}.place-columns{display:flex;justify-content:center;gap:12px;padding:6px 0;overflow:auto}.place-column{background:#fffefa;border:1px solid #d8e0d4;border-radius:16px;min-width:72px;max-width:126px;flex:1;text-align:center;padding:12px 5px}.place-heading{font-size:.8rem;font-weight:750;white-space:nowrap}.place-stack{height:90px;display:flex;flex-direction:column-reverse;gap:3px;align-items:center;justify-content:flex-start;margin:10px 0}.place-stack span{width:78%;height:6px;border-radius:3px;background:#8fc4aa;box-shadow:inset 0 -2px #6fae91}.place-column:nth-child(2n) .place-stack span{background:#bea8d3;box-shadow:inset 0 -2px #a48cb9}.place-column output{font-size:26px;font-weight:700}.place-tools{display:flex;justify-content:center;gap:5px;margin:10px 0 0}.place-tools button,.clock-tools button{width:38px;height:43px;border:0;border-radius:12px;background:#dcefe2;color:#345c46;font-size:26px;font-weight:700;cursor:pointer}.place-tools button:disabled,.clock-tools button:disabled{opacity:.35;cursor:default}.place-tools button:first-child{background:#f4e2ca;color:#906547}.cur-response-caption{text-align:center;color:#506d5c;font-size:.9rem}.cur-options{display:flex;justify-content:center;gap:13px;flex-wrap:wrap}.cur-option{font:inherit;font-size:1.08rem;font-weight:700;min-width:112px;min-height:64px;max-width:100%;padding:12px 20px;background:#fffdfa;border:3px solid #d8d5be;border-radius:19px;cursor:pointer;box-shadow:0 5px 0 #ded9c5;color:#405b4c;overflow-wrap:anywhere}.cur-option.selected{border-color:#629780;background:#e2f2e8;box-shadow:0 5px 0 #aacdb9}.answer-input-label{display:flex;flex-direction:column;align-items:center;gap:9px;font-size:.85rem;font-weight:600}.cur-answer-input{width:min(100%,330px);text-align:center;font:inherit;font-size:1.8rem;border:3px solid #abcabb;background:#fffef9;border-radius:18px;padding:13px;color:#395b4b}.number-keypad{display:grid;grid-template-columns:repeat(7,minmax(40px,60px));gap:8px;justify-content:center;margin:16px auto 0}.number-keypad button{font:inherit;font-size:1.32rem;font-weight:650;border:1px solid #d3ddce;background:#f2f6ec;border-radius:12px;min-height:48px;box-shadow:0 3px 0 #d5dfd0;cursor:pointer;color:#405d4d}.number-keypad button:nth-last-child(-n+4){background:#f2e7d3}.primary-answer{display:flex;flex-direction:column;align-items:center;gap:14px}.primary-answer .answer-actions{margin-top:6px}.formal-desk{max-width:690px;margin:0 auto;padding:30px;background:repeating-linear-gradient(#fffef9,#fffef9 36px,#e0e8e1 37px,#fffef9 38px);border:1px solid #dddace;border-radius:16px;text-align:center}.formal-desk p{font-size:.9rem;margin-top:25px;color:#6c776c}.desk-emblem{display:block;font-size:35px;color:#ac8fb9}.operation-equation{font-size:clamp(1.35rem,3vw,2.3rem);font-weight:750;text-align:center;line-height:1.7;overflow-wrap:anywhere;margin:14px auto;color:#405d54}.vertical-operation{font:700 32px monospace;width:max-content;min-width:140px;margin:20px auto;text-align:right;padding:12px 25px;letter-spacing:.16em;background:#fffefa;border-radius:15px;line-height:1.7}.operation-rule{border-top:3px solid #83a28e}.cur-dots{display:flex;gap:5px;flex-wrap:wrap;align-items:center;justify-content:center}.cur-dot{font-size:21px;color:#8cb892}.count-counters{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;max-width:670px;margin:auto}.count-counter,.array-lights button{width:51px;height:51px;font-size:27px;background:#ecd290;color:#806843;border:2px solid #dcc178;border-radius:17px;cursor:pointer;box-shadow:0 4px 0 #d5b875}.count-counter.counted,.array-lights button.counted{background:#cae6d4;color:#547c64;border-color:#7aa38b}.array-lights{display:grid;grid-template-columns:repeat(var(--cols),minmax(20px,39px));gap:6px;justify-content:center;margin:auto}.array-lights button{width:100%;height:auto;aspect-ratio:1;border-radius:10px;font-size:20px;box-shadow:0 3px 0 #d5b875}.compare-chests{display:flex;align-items:center;justify-content:center;gap:30px;padding:18px}.compare-chests>div:not(.compare-sign){background:#fffaf0;border:3px solid #d9c8a5;border-radius:24px;padding:24px;display:flex;flex-direction:column;align-items:center;gap:12px;min-width:140px;box-shadow:0 8px 0 #e5dcca}.compare-chests strong{font-size:2rem}.compare-chests small{font-size:.85rem}.compare-chests>div>span{font-size:40px;color:#a28740}.compare-sign{font-size:32px;color:#8b739f}.fraction-model{max-width:600px;margin:12px auto}.fraction-label{font-size:.85rem;text-align:center;margin:8px}.fraction-strip,.fraction-editor{display:grid;grid-template-columns:repeat(var(--parts),1fr);height:74px;border:3px solid #87aaa0;border-radius:14px;overflow:hidden;background:#fffefa;max-width:680px;margin:14px auto}.fraction-strip span,.fraction-editor button{border:0;border-right:2px solid #87aaa0;min-width:0;background:#fffefa;color:#326351;font-size:24px}.fraction-editor{height:110px}.fraction-editor button{cursor:pointer}.fraction-editor button.filled,.fraction-strip span.filled{background:#9acfb8}.model-operator{display:block;text-align:center;font-size:27px}.percent-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:3px;width:230px;margin:auto}.percent-grid span{aspect-ratio:1;background:#fffdf6;border:1px solid #d0dace;border-radius:3px}.percent-grid span.filled{background:#9acfb8;border-color:#79b89c}.number-track{position:relative;display:flex;justify-content:space-between;align-items:flex-start;max-width:950px;margin:45px auto;padding:0 4px}.track-line{position:absolute;height:6px;background:#8aada0;top:26px;left:15px;right:15px;border-radius:4px}.track-stop{position:relative;background:transparent;border:0;font:inherit;cursor:pointer;width:60px;padding:0;z-index:1;min-width:22px;color:#405d4d}.track-stop>span{display:flex;align-items:center;justify-content:center;margin:0 auto;width:46px;height:56px;background:#f3ead6;border:2px solid #bbab8b;border-radius:15px;font-size:29px}.track-stop.selected>span{background:#e7ce88;color:#8b6b2f}.track-stop small{font-size:.78rem;display:block;margin-top:12px;overflow-wrap:anywhere}.clock-tools{display:flex;justify-content:center;gap:22px}.clock-tools>div{display:flex;gap:8px;align-items:center}.clock-tools span{font-size:.85rem}.two-clocks{display:flex;align-items:center;justify-content:center;gap:12px}.two-clocks>div{width:42%;text-align:center;font-size:1.3rem}.two-clocks .cur-svg{max-height:220px}.coin-tray{display:flex;flex-wrap:wrap;justify-content:center;gap:13px;max-width:650px;margin:auto}.coin{font:inherit;font-size:1.1rem;font-weight:700;border:4px double #b4944d;border-radius:50%;width:64px;height:64px;background:#efce7f;color:#6f5727;box-shadow:0 4px 0 #c6a358;cursor:pointer}.coin-cent{background:#d9b996;border-color:#a88764;color:#684d37;box-shadow:0 4px 0 #b09275}.money-purse{font-size:2.3rem;font-weight:750;text-align:center;margin:24px auto 0;color:#4b705b}.cur-secondary{display:block;min-width:50px;min-height:45px;margin:12px auto;background:#e6dfef;color:#6f5a85;border:0;border-radius:13px;font-size:25px;cursor:pointer}.group-nests{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.group-nest{background:#f2dfc4;border:2px solid #d9bf9e;border-radius:24px 24px 35px 35px;min-width:95px;max-width:145px;padding:10px;min-height:95px;text-align:center}.nest-title{font-size:.75rem;color:#906847}.nest-question{display:block;font-size:25px;margin:9px}.group-nest button{border:0;border-radius:10px;background:#fff9e9;color:#6f8061;min-width:40px;min-height:34px;font-size:23px;cursor:pointer}.group-nest .cur-dot{font-size:17px}.measure-tiles{display:flex;align-items:center;justify-content:center;gap:20px;padding:45px 0}.convert-arrow{font-size:40px;color:#a383b5}.stepping-stones{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:13px;margin:36px 0}.step-stone{padding:20px;min-width:70px;font-size:1.7rem;background:#dce7dd;border:2px solid #aac2ac;border-radius:18px;box-shadow:0 8px 0 #b0c2ad;text-align:center;color:#526b58}.step-stone.empty{background:#eedeac;border-color:#cbb46e;color:#987437}.story-bars{display:flex;flex-wrap:wrap;gap:14px;margin:40px auto;justify-content:center}.story-bar{min-width:140px;max-width:250px;background:#dcece2;border-radius:18px;border:2px solid #b2d3c0;text-align:center;padding:18px 24px}.story-bar:nth-child(2n){background:#e6dfef;border-color:#d2c3e3}.story-bar>span{font-size:.85rem;display:block;margin-bottom:10px}.story-bar strong{font-size:1.8rem}.coordinate-board{display:grid;grid-template-columns:repeat(var(--cells),1fr);max-width:480px;margin:auto;background:#d0e0d2;border:1px solid #abc4b0;border-radius:16px;overflow:hidden;gap:1px}.coordinate-cell{position:relative;aspect-ratio:1;min-height:33px;padding:0;font:inherit;background:#f9fcf4;color:#426b53;border:0;cursor:pointer}.coordinate-cell small{display:block;font-size:10px;color:#526f60;position:absolute;left:3px;top:2px}.coordinate-cell>span{font-size:21px}.coordinate-cell.selected{background:#f3dda1}.coordinate-cell.axis-cell{border-right:3px dashed #947ab0}.chance-bag{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;border:4px solid #b8a780;background:#eee3c7;border-radius:35% 35% 45% 45%;padding:40px;width:min(330px,100%);min-height:170px;margin:auto}.blue-stone{font-size:36px;color:#568da5}.gold-stone{font-size:36px;color:#b58b38}.population-circles>div{background:#dfe9df;padding:18px;border:3px solid #97bba4;border-radius:30px;text-align:center;width:min(300px,100%);margin:auto}.population-circles strong{display:block;font-size:25px}.population-circles>div>div{margin:15px;background:#e8d8f1;border:2px solid #b5a2ca;padding:15px;border-radius:20px}.map-route-strip{display:flex;justify-content:center;gap:15px;align-items:center;font-size:1.5rem;margin:40px 0}.evidence-table-wrap{overflow:auto;margin:18px 0}.evidence-table{width:100%;font-size:.83rem;border-collapse:collapse}.evidence-table td,.evidence-table th{text-align:left;padding:11px;border-bottom:1px solid #e0e4da}.evidence-table th{font-weight:650;background:#eff3eb}.evidence-table td{vertical-align:top}.learning-stat{background:#e6eee4;padding:5px 9px;border-radius:8px;white-space:nowrap}.coverage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.coverage-card{border:1px solid #dce4d8;background:#f9fbf7;padding:16px;border-radius:15px}.coverage-card strong{display:block;margin-bottom:8px}.audit-note{border-left:4px solid #a89ac0;padding:12px 18px;background:#f1edf6;margin:16px 0;color:#5f566d}.worked-answer{padding:35px;font-size:2.6rem;font-weight:700;color:#45745a}.cur-feedback{padding:14px;border-radius:14px;background:#fcf2d9;margin-top:12px}.high-contrast .curriculum-board,.high-contrast .atlas-card{border:2px solid #18342b;color:#18342b}.high-contrast .cur-note{color:#18342b}.reduce-motion .atlas-card{transition:none}.large-text .cur-note,.large-text .cur-response-caption{font-size:1rem}.adult-mode .evidence-table{font-family:system-ui,sans-serif}
@media(max-width:1000px){.atlas-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.track-stop small{font-size:.72rem}.place-columns{gap:7px}.place-column{min-width:62px}.place-tools button{width:30px}.number-track .track-stop>span{width:37px}}
@media(max-width:600px){.atlas-banner{padding:20px;gap:13px;flex-wrap:wrap}.atlas-banner .atlas-emblem{font-size:40px}.atlas-banner .copy{min-width:150px}.atlas-banner h2{font-size:1.2rem}.atlas-grid{grid-template-columns:1fr;gap:13px}.atlas-card{min-height:145px;padding:20px 20px 20px 85px}.atlas-card .atlas-illustration{position:absolute;left:17px;top:23px;width:51px}.atlas-heading{gap:12px}.grade-tab{padding:10px 12px;flex:1}.strand-tab{font-size:.78rem;padding:8px 12px}.curriculum-board{padding:22px 12px;border-radius:22px;min-height:200px}.cur-board-caption{font-size:.9rem;padding:0 8px}.cur-note{font-size:.78rem}.place-columns{gap:5px;padding-bottom:8px}.place-column{min-width:45px;padding:8px 2px}.place-heading{font-size:.7rem}.place-tools{flex-direction:column;align-items:center;gap:7px}.place-tools button{width:36px;height:40px}.place-stack{height:76px}.place-column output{font-size:22px}.lighthouse-glow{display:none}.number-keypad{grid-template-columns:repeat(4,minmax(45px,61px))}.cur-answer-input{font-size:1.45rem}.primary-answer{width:100%}.cur-options{gap:10px}.cur-option{min-width:95px;font-size:1rem;padding:10px 15px}.compare-chests{gap:12px;padding:10px 0}.compare-chests>div:not(.compare-sign){min-width:98px;padding:16px 10px}.compare-chests strong{font-size:1.4rem}.compare-chests small{font-size:.7rem}.compare-sign{font-size:23px}.number-track{margin:32px 0}.number-track .track-stop>span{width:25px;height:47px;font-size:23px;border-radius:10px}.track-stop small{font-size:.56rem;transform:rotate(-35deg);transform-origin:center;white-space:nowrap;margin-top:13px}.track-line{top:23px}.count-counter{width:44px;height:44px;font-size:24px}.count-counters{gap:9px}.array-lights{gap:4px}.array-lights button{font-size:15px;border-radius:6px}.fraction-editor{height:85px;border-radius:9px}.fraction-editor button{font-size:16px}.clock-tools{gap:12px}.clock-tools>div{flex-wrap:wrap;justify-content:center;gap:5px}.clock-tools span{width:100%;text-align:center}.coin{width:54px;height:54px;font-size:.9rem}.coin-tray{gap:10px}.stepping-stones{gap:10px}.step-stone{min-width:45px;padding:15px 9px;font-size:1.24rem;border-radius:13px}.story-bar{min-width:110px;padding:15px;flex:1}.story-bar strong{font-size:1.4rem}.measure-tiles{gap:10px;flex-wrap:wrap;padding:18px 0}.cur-chip{font-size:1.1rem;padding:15px}.formal-desk{padding:20px 15px}.coordinate-cell small{font-size:8px}.coordinate-cell>span{font-size:18px}.cur-svg .axis-label{font-size:17px}.cur-svg text{font-size:23px}.coverage-grid{grid-template-columns:repeat(2,1fr)}.representation-toggle{gap:8px}.representation-toggle span{font-size:.76rem}.representation-toggle button{width:55px;height:53px}.cur-options .cur-option{overflow-wrap:anywhere}.two-clocks{gap:6px}.two-clocks>div{font-size:1.05rem}.school-card{max-width:100%;overflow-wrap:anywhere}}