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.medallion{background:var(--accent-soft);width:48px;height:48px;color:var(--accent-strong);border-radius:15px}.info-card-body{flex-direction:column;gap:6px;min-width:0;display:flex}.info-card h2{font-size:19px}.info-card p{color:var(--ink-soft);font-size:15.5px;line-height:1.55}.info-card--idea{gap:20px;padding:26px 28px}.info-card--idea .medallion{border-radius:18px;width:60px;height:60px}.info-card--idea h2{font-size:clamp(21px,2.6vw,24px)}.info-card--idea p{font-size:16.5px}.parents-steps{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:22px}.parents-steps h2{margin-bottom:14px;font-size:19px}.parents-steps ol{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none;display:grid}.parents-steps li{background:var(--surface-2);border:1px solid var(--line);color:var(--ink);border-radius:16px;flex-direction:column;gap:10px;padding:14px;font-size:15px;line-height:1.45;display:flex}.parents-step-num{background:var(--accent-soft);width:30px;height:30px;color:var(--accent-strong);border-radius:999px;flex:none;place-items:center;font-size:15px;font-weight:700;display:grid}.parents-steps-note{color:var(--ink-soft);margin-top:14px;font-size:15px}.parents-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.info-card--contact{background:var(--accent-soft);border-color:color-mix(in srgb, var(--accent) 22%, var(--line));box-shadow:none;transition:transform .3s var(--ease-spring), box-shadow .3s ease, border-color .15s ease;text-decoration:none}.info-card--contact:hover{box-shadow:var(--shadow-pop);border-color:color-mix(in srgb, var(--accent) 45%, var(--line));transform:translateY(-3px)}.info-card--contact:active{transform:scale(.98)}.info-card--contact .medallion{background:var(--surface)}.contact-text{color:var(--ink-soft);font-size:15.5px;line-height:1.55}.contact-address{color:var(--accent-strong);overflow-wrap:anywhere;align-items:center;gap:5px;margin-top:4px;font-size:16px;font-weight:600;display:inline-flex}.contact-address>svg{transition:transform .3s var(--ease-spring);flex:none}.info-card--contact:hover .contact-address>svg{transform:translate(2px,-2px)}.parents .footer{padding-top:24px}@media (width<=760px){.parents-steps ol{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=600px){.parents-grid{grid-template-columns:minmax(0,1fr)}}@media (width<=480px){.info-card,.info-card--idea{gap:12px;padding:16px}.info-card .medallion,.info-card--idea .medallion{border-radius:12px;width:40px;height:40px}.parents-steps{padding:16px}.parents-facts{grid-template-columns:repeat(2,max-content);justify-content:center;display:grid}.parents-steps ol{grid-template-columns:minmax(0,1fr);gap:8px}.parents-steps li{flex-direction:row;align-items:center;gap:12px;padding:10px 12px}}@media (width<=360px){.contact-address{font-size:15px}}.const-screen{background:radial-gradient(120% 90% at 50% 0%, #241c4d 0%, var(--night) 55%);color:var(--night-ink);flex-direction:column;display:flex;position:fixed;inset:0;overflow:auto}.const-bar{z-index:1;justify-content:space-between;align-items:center;gap:14px;width:100%;max-width:1040px;margin:0 auto;padding:20px clamp(16px,4vw,32px);display:flex;position:relative}.const-bar .icon-btn{color:var(--night-ink);background:0 0;border-color:#f2effc40}.const-head{text-align:center;z-index:1;padding:8px 24px 0;position:relative}.const-head h1{text-transform:uppercase;font-size:clamp(17px,5.6vw,38px)}.const-head .pt-letter{filter:drop-shadow(0 0 7px color-mix(in srgb, currentColor 55%, transparent))}.const-head p{color:var(--night-faint);margin-top:8px;font-size:15px}.sky{z-index:1;flex:1;width:min(920px,100%);min-height:680px;margin:12px auto 40px;position:relative}.const-lines{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.const-line{stroke:#f2effc;stroke-width:1.3px;stroke-dasharray:4 7;stroke-linecap:round;opacity:.32;filter:drop-shadow(0 0 5px #f2effc8c);animation:6s ease-in-out infinite line-breathe}@keyframes line-breathe{50%{opacity:.55}}.sky-star{opacity:var(--s-o,.3);animation:star-breathe var(--s-dur,6s) ease-in-out var(--s-delay,0s) infinite}@keyframes star-breathe{0%,to{opacity:var(--s-o,.3)}50%{opacity:calc(var(--s-o,.3) * 2.2)}}.sky-stars{pointer-events:none;position:absolute;inset:0}.const-node{left:var(--x);top:var(--y);color:var(--night-ink);flex-direction:column;align-items:center;gap:10px;text-decoration:none;display:flex;position:absolute;transform:translate(-50%,-50%)}.const-node .medallion{color:var(--night-faint);background:#f2effc12;border:1.5px dashed #f2effc40}.const-node.is-explored .medallion{background:var(--t);color:#fff;border:none;animation:7s ease-in-out infinite node-glow}@keyframes node-glow{0%,to{box-shadow:0 0 28px color-mix(in srgb, var(--t) 65%, transparent), 0 0 64px color-mix(in srgb, var(--t) 35%, transparent)}50%{box-shadow:0 0 40px color-mix(in srgb, var(--t) 85%, transparent), 0 0 92px color-mix(in srgb, var(--t) 50%, transparent)}}.const-node-name{text-align:center;width:max-content;max-width:150px;color:var(--night-faint);font-size:13.5px;font-weight:600;line-height:1.25}.const-node.is-explored .const-node-name{color:var(--night-ink)}@media (width<=600px){.const-node-name{max-width:112px;font-size:13px}}.const-node.is-complete .medallion{outline:2.5px solid var(--topic-gold);outline-offset:4px}.const-node.is-progress .medallion{background:color-mix(in srgb, var(--t) var(--glow), transparent);color:#fff;border:1.5px solid color-mix(in srgb, var(--t) 55%, transparent)}.const-node.is-progress .const-node-name{color:#f2effcb3}.const-node-count{color:var(--night-faint);margin-top:-6px;font-size:12px;font-weight:600}.const-weekly{color:var(--topic-gold);letter-spacing:.1em;flex-wrap:wrap;justify-content:center;gap:4px;margin-top:6px;font-size:15px;display:flex}.const-lines--narrow{display:none}@media (width<=600px){.sky{min-height:600px}.const-node{left:var(--mx);top:var(--my)}.const-lines--wide{display:none}.const-lines--narrow{display:block}}body{background:var(--bg) radial-gradient(120% 60% at 50% 0%, var(--bg-glow) 0%, transparent 70%) no-repeat;background-size:100% 1100px}.sky-bg{z-index:0;pointer-events:none;position:fixed;inset:0;overflow:hidden}.sky-bg i{background:var(--sky-dot);opacity:var(--o,.5);animation:sky-twinkle 7s ease-in-out var(--d,0s) infinite;border-radius:50%;position:absolute}@keyframes sky-twinkle{50%{opacity:calc(var(--o,.5) * .35)}}.playful-title--tiles .pt-letter{background:var(--wm-tile);border-color:var(--wm-tile-line)}.playful-title--tiles .pt-letter--gold-tile{background:var(--wm-gold-tile);border-color:var(--wm-gold-tile-line)}.topbar-link,.appbar-link,.profile-chip,.trust-chip,.report-pill,.tier-chip,.lang-toggle,.scratch-tabs{background:var(--chip);color:var(--ink)}.topbar-link:hover,.appbar-link:hover,.profile-chip:not([aria-pressed=true]):hover{background:var(--chip-hover);color:var(--ink)}.profile-chip[aria-pressed=true],.profile-chip[aria-pressed=true]:hover{background:var(--accent);color:#fff}.profile-chip:focus-visible{border-radius:999px}.icon-btn{background:var(--chip);color:var(--ink);border-color:#0000}.icon-btn:hover{background:var(--chip-hover);color:var(--ink)}.lang-btn{color:var(--ink-soft)}.lang-btn[aria-pressed=true],.scratch-tab[aria-selected=true]{background:var(--surface-3);color:var(--ink)}.trust-chip>svg{color:var(--accent-2)}.btn-primary,.action-tile.is-main{background:linear-gradient(135deg, var(--accent-strong), var(--accent-2));color:#fff;box-shadow:0 10px 30px -10px var(--accent-glow)}.btn-primary:hover,.action-tile.is-main:hover{background:linear-gradient(135deg, var(--accent), var(--accent-2));box-shadow:0 12px 34px -10px var(--accent-glow)}.btn-primary:active,.action-tile.is-main:active{box-shadow:0 6px 18px -8px var(--accent-glow);transform:scale(.97)}.btn-ghost,.action-tile,.link-btn:hover{background:var(--chip);color:var(--ink)}.btn-ghost:hover,.action-tile:hover{background:var(--chip-hover);color:var(--ink)}.weekly-card,.report-row,.paywall,.model-answer,.info-card{background:var(--surface);border:1px solid var(--line);box-shadow:none}:root[data-theme=dark] .sheet{box-shadow:0 -12px 48px #00000073}:root[data-theme=dark] .sheet::backdrop{background:#08061899}.weekly-image{background:#fff;border-radius:16px;padding:6px}.weekly-kicker{color:var(--gold-deep)}.continue-card{background:linear-gradient(135deg, var(--accent-strong), var(--accent-2));color:#fff;box-shadow:0 0 60px -10px var(--accent-glow)}.continue-card .medallion{color:#fff;background:#ffffff2e}.continue-kicker,.continue-meta,.continue-arrow{color:#fff;opacity:.85}.continue-card .topic-card-progress{background:#ffffff40}.continue-card .topic-card-progress>span{background:#fff}.topic-card{background:var(--surface);border:1px solid var(--line);color:var(--ink);gap:6px;padding:18px}.topic-card:hover{filter:none;border-color:var(--line-strong)}.topic-card .orb{background:var(--orb-bg);border:1.5px dashed var(--orb-ring);width:52px;height:52px;color:var(--ink-soft);border-radius:50%;flex:none;place-items:center;margin-bottom:auto;transition:box-shadow .4s,background .3s;display:grid}.topic-card.is-progress .orb,.topic-card.is-next .orb{background:color-mix(in srgb, var(--t) 35%, transparent);border-style:solid;border-color:color-mix(in srgb, var(--t) 60%, transparent);color:#fff}.topic-card.is-lit .orb{background:var(--t);color:#fff;box-shadow:0 0 28px color-mix(in srgb, var(--t) 70%, transparent);border:none}.topic-card.is-lit{border-color:color-mix(in srgb, var(--t) 45%, transparent)}.topic-card-name{color:var(--ink)}.topic-card-meta{color:var(--ink-soft);opacity:1}.topic-card .ring{background:conic-gradient(var(--gold) var(--ring,0deg), var(--ring-track) 0);width:36px;height:36px;color:var(--ink);border-radius:50%;place-items:center;font-size:12px;font-weight:600;display:grid;position:absolute;top:14px;right:14px}.topic-card .ring:before{content:"";background:var(--surface);border-radius:50%;position:absolute;inset:4px}.topic-card .ring>span{position:relative}.explored-dot{color:var(--gold-deep)}.prompt-card{background:var(--problem-bg);color:var(--problem-ink);box-shadow:var(--problem-shadow);border:none}.lesson-topic-chip{background:var(--t-soft);color:var(--t-deep)}.stage-label{color:var(--ink-soft)}.stage-stars{color:var(--gold)}.stage-stars-off{color:var(--line-strong)}.ladder-label{color:var(--ink-faint)}.ladder-seg:after{background:var(--ring-track)}.ladder-seg.is-done:after{background:var(--t)}.ladder-seg.is-current:after{background:var(--accent-2);box-shadow:0 0 12px var(--accent-glow)}.hint-card{background:var(--accent-soft);border:1px solid var(--accent-tint);color:var(--ink)}.hint-num{background:var(--accent-2);color:#1f1a33}.scratch>summary{color:var(--ink-soft)}.scratch>summary:hover,.scratch[open]>summary{color:var(--ink);background:var(--chip)}.drawing-canvas,.scratch textarea{color:#1f1a33;border-color:var(--line-strong)}.drawing-tool{color:#7a57e3;background:#fff;border-color:#1f1a331f}.choice-btn,.number-input,.reasoning-input,.profile-name,.paywall-plan{background:var(--surface);border-color:var(--line-strong);color:var(--ink)}.choice-btn:hover{border-color:var(--accent-2);background:var(--accent-soft)}.choice-btn[aria-pressed=true],.paywall-plan[aria-checked=true]{background:var(--accent-soft);border-color:var(--accent-2);color:var(--ink)}.number-input:focus,.reasoning-input:focus,.profile-name:focus{border-color:var(--accent-2);box-shadow:0 0 0 3px var(--accent-tint)}.solved-card{background:var(--success-soft);border:1px solid color-mix(in srgb, var(--success) 35%, transparent);color:var(--ink)}.solved-caption{color:var(--success-deep)}.feedback{background:var(--notyet-soft);border:1px solid color-mix(in srgb, var(--notyet-deep) 30%, transparent);color:var(--notyet-deep)}.paywall-lock{background:var(--accent-soft);color:var(--accent-2)}.paywall-list svg{color:var(--success)}.paywall-plan-price{color:var(--ink)}.paywall-plan-note{color:var(--success-deep)}.reveal .btn{color:var(--t-deep,#1f1a33);background:#fff;box-shadow:0 3px #0000002e}:root[data-theme=dark] .reveal .btn{color:#1f1a33}.summary-card .medallion{box-shadow:0 0 40px color-mix(in srgb, var(--t) 60%, transparent)}.appbar--night .playful-title--tiles .pt-letter{background:#f2effc14;border-color:#f2effc2e}.appbar--night .playful-title--tiles .pt-letter--gold-tile{background:#ffd86629;border-color:#ffd86659}.const-screen{z-index:1}select.profile-name{appearance:none;background-color:var(--surface);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%235f5879' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-position:right 14px center;background-repeat:no-repeat;background-size:18px 18px;padding-right:44px}:root[data-theme=dark] select.profile-name{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23a79fd0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E")}@media (width<=360px){.account-card .btn-primary{justify-content:center;width:100%}}.answer-area .number-input,.answer-area .reasoning-input,.answer-area .choice-btn{background:var(--surface-2);border-color:#0000}.answer-area .choice-btn:hover,.answer-area .choice-btn[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent-2)}.answer-area .number-input:focus,.answer-area .reasoning-input:focus{border-color:var(--accent-2)}.page-main.broken{text-align:center;justify-content:center;align-items:center;gap:18px;padding:48px 0}.broken-text{font-size:var(--text-body);color:var(--ink-soft)}.broken-actions{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}