@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;600;650;700&family=Nunito+Sans:wght@400;600;700;800&display=swap');
:root{--ink:#263442;--muted:#65716f;--green:#75b99b;--jade:#548f78;--blue:#73a6dd;--gold:#f4be45;--line:#e5e9e7;--wash:#f4f7f2;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:#fff;color:var(--ink);font:15px/1.7 'DM Sans',sans-serif}a{color:inherit}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}button[hidden],[hidden]{display:none!important}a{text-decoration:none}a:hover{text-decoration:underline}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid #375f8d;outline-offset:4px}.wrap{width:min(1500px,calc(100% - 96px));margin-inline:auto}.site-header{display:flex;align-items:center;justify-content:space-between;min-height:126px}.site-header img,footer 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var(--line);border-radius:20px}#success h3{font-size:28px}footer{border-top:1px solid var(--line);padding:30px 0 40px;display:flex;justify-content:space-between;align-items:flex-end;gap:30px}footer p{font-size:11px;margin:6px 0}.footer-links{display:flex;gap:25px;align-items:center;font-size:11px}.footer-links .small{font-size:10px}@media(min-width:1500px){.periodic-table{--tile:33px;grid-template-rows:18px repeat(7,43px) 10px repeat(2,43px)}}@media(max-width:1100px){.wrap{width:calc(100% - 56px)}.hero{gap:30px;grid-template-columns:.85fr 1fr}.game{padding:20px 16px}.hero-copy h1{font-size:50px;letter-spacing:-2.8px}.section-heading,.pathway,.registration{gap:50px}.features{gap:30px}.game-bottom{align-items:flex-start;flex-direction:column;gap:10px}.footer-links{gap:15px}}@media(max-width:850px){.hero{grid-template-columns:1fr;padding-top:20px;gap:40px}.hero-copy{max-width:620px}.hero-copy h1{font-size:64px;max-width:620px}.desktop-break{display:none}.hero-copy>p:not(.eyebrow){max-width:600px}.game{padding:28px;max-width:760px}.periodic-table{--tile:32px;grid-template-rows:18px repeat(7,42px) 10px repeat(2,42px)}.game-bottom{flex-direction:row;align-items:center}.section{padding-block:70px}.section-heading,.pathway,.registration{grid-template-columns:1fr;gap:20px}.section-heading p,.pathway>div>p:not(.eyebrow),.registration>div>p{max-width:620px}.features{gap:25px}.registration{gap:30px}.form-area{max-width:620px}.quiet{margin-top:20px}footer{align-items:flex-start}.footer-links{flex-direction:column;align-items:flex-end;gap:10px}}@media(max-width:520px){.wrap{width:calc(100% - 40px)}.site-header{min-height:103px}.site-header img{width:95px;height:65px}.nav-link{gap:12px}.hero{padding-bottom:60px}.hero-copy h1{font-size:51px;letter-spacing:-2.8px;margin-top:22px}.hero-copy>p:not(.eyebrow){font-size:14px}.eyebrow{font-size:9px;letter-spacing:1.6px}.game{margin-inline:-8px;padding:22px 14px;border-radius:20px}.game-heading h2{font-size:29px}.game-topline{font-size:10px}.table-viewport{max-height:440px}.periodic-table{--tile:32px}.game-bottom{flex-direction:column;align-items:flex-start}.features{grid-template-columns:1fr;gap:20px}.features p{max-width:none}.features h3{max-width:none;margin-right:40px}.preview-label{margin-top:25px}.section{padding-block:60px}h2,.registration h2{font-size:36px}.section-heading{gap:0}.pathway{gap:10px}.footer-links{align-items:flex-start}footer{flex-direction:column}.collection .element{width:52px;min-height:62px}.instructions{font-size:11px}.table-tools .small{font-size:9px}.form-area .button{width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
/* Give the complete table enough room before switching to the split hero. */
@media(min-width:851px) and (max-width:1150px){.hero{grid-template-columns:1fr;gap:40px}.hero-copy{max-width:680px}.hero-copy h1{font-size:64px;max-width:680px}.desktop-break{display:none}.hero-copy>p:not(.eyebrow){max-width:620px}.game{width:100%;max-width:780px;padding:28px}.game-bottom{flex-direction:row;align-items:center}}
@media(min-width:1151px) and (max-width:1250px){.periodic-table{--tile:25px}.element .symbol{font-size:12px}}

/* Refinement: clearer hierarchy and a wider home for the table. */
.hero{grid-template-columns:minmax(0,2fr) minmax(0,3fr);gap:clamp(32px,4vw,64px)}
.hero-copy h1{font-size:clamp(48px,4.1vw,68px);letter-spacing:-3px}
.game{padding:28px 26px 22px}
.game-heading h2{margin:10px 0 12px}
.game-heading>p:last-child{max-width:490px;margin-bottom:25px}
.table-tools{margin-bottom:16px}
.collection-heading{margin-top:20px;padding-top:17px;border-top:1px solid #e1e7df}
.collection{min-height:82px}
.game-bottom{margin-top:16px;align-items:center}
.game-information{display:flex;align-items:flex-start;gap:25px;border-top:1px solid #e1e7df;padding-top:14px;margin-top:22px}
.game-help{font-size:11px;min-width:0;flex:1}
.game-help summary{cursor:pointer;color:#4c6257;width:fit-content;padding:4px 0}
.game-help summary:focus-visible{outline:3px solid #375f8d;outline-offset:4px}
.game-help .instructions{font-size:11px;line-height:1.65;margin-top:12px}
.game-help .legend{margin-top:14px;gap:7px 12px}
.game-help .legend span{font-size:10px}
.game-help .science-note{font-size:10px;line-height:1.6}
#game-prompt{font-size:11px;max-width:560px;margin:9px 0 0}
.features{margin-top:48px;gap:48px}
.features article{padding-top:27px;display:flex;flex-direction:column}
.features h3{min-height:58px;margin-top:20px;margin-bottom:12px;font-size:21px}
.features p{margin-top:0;line-height:1.8}
.pathway{gap:85px;padding-block:88px}
.pathway h2{margin-bottom:0}
.pathway>div>p:first-child{margin-top:0}
.pathway .small{margin-bottom:0;line-height:1.8}
.registration{gap:85px;align-items:start}
.registration h2{margin-bottom:24px}
.brand-word{font-style:normal;color:var(--jade)}
@media(max-width:1150px){.hero{grid-template-columns:1fr;gap:42px}.hero-copy{max-width:680px}.hero-copy h1{font-size:64px;max-width:680px}.game{max-width:820px}.game-bottom{flex-direction:row}.features{gap:30px}}
@media(max-width:850px){.pathway,.registration{gap:30px}.features{gap:25px}.features h3{min-height:82px}.pathway{padding-block:70px}}
@media(max-width:520px){.hero-copy h1{font-size:51px;letter-spacing:-2.8px}.game{padding:23px 14px}.game-heading>p:last-child{margin-bottom:22px}.game-bottom{flex-direction:column;align-items:flex-start}.game-information{gap:18px}.features{margin-top:32px;gap:25px}.features h3{min-height:0;margin-top:18px}.pathway{padding-block:60px;gap:22px}.registration{gap:28px}.collection-heading{font-size:11px}.collection-heading .small{max-width:55%;text-align:right}}
@media(min-width:1400px){.periodic-table{--tile:34px}.periodic-table .symbol{font-size:14px}}

/* Concise pre-launch editorial note. */
.coming-note{border-top:1px solid var(--line);display:grid;grid-template-columns:1.1fr 1fr;gap:90px;align-items:start;padding-block:70px}
.coming-note .eyebrow{margin-top:0}
.coming-note h2{font-size:clamp(30px,2.6vw,40px);max-width:540px;margin-bottom:0}
.coming-note>div:last-child{padding-top:28px;max-width:480px}
.coming-note>div:last-child p:first-child{margin-top:0}
.coming-note>div:last-child p:last-child{margin-bottom:0}
.registration{border-top:1px solid var(--line)}
@media(max-width:850px){.coming-note{grid-template-columns:1fr;gap:22px;padding-block:60px}.coming-note>div:last-child{padding-top:0;max-width:620px}}
@media(max-width:520px){.coming-note h2{font-size:32px}.coming-note{padding-block:50px}}

/* Family at the heart: quiet, finite-attention motion beside the coming note. */
.coming-note{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:90px;align-items:center;padding-block:85px}
.coming-note .coming-copy{max-width:550px}
.coming-note .coming-copy h2{margin-bottom:25px}
.coming-copy>p:not(.eyebrow){max-width:500px}
.coming-copy>p:last-child{margin-bottom:0}
.coming-note>.family-orbit{padding:0;max-width:480px;width:100%;aspect-ratio:1;position:relative;justify-self:center}
.orbit-track{position:absolute;inset:16%;border:1px solid #dbe6db;border-radius:50%}
.orbit-traveler{position:absolute;inset:16%;border-radius:50%;animation:family-orbit 20s linear infinite;pointer-events:none}
.orbit-traveler>span{position:absolute;left:50%;top:0;width:10px;height:10px;margin:-5px;background:var(--gold);border:2px solid white;border-radius:50%;box-shadow:0 0 0 5px #f4be4515}
.orbit-center{position:absolute;inset:33%;border-radius:50%;background:#edf3e9;display:flex;align-items:center;justify-content:center;flex-direction:column;color:var(--ink);font-size:clamp(15px,1.6vw,20px);letter-spacing:-.5px;line-height:1.5}
.orbit-center small{font-size:11px;letter-spacing:.3px;color:#586c5f}
.orbit-center-seed{width:9px;height:14px;border-radius:90% 35% 90% 35%;background:var(--green);transform:rotate(25deg);margin-bottom:9px}
.orbit-label{position:absolute;display:flex;align-items:center;justify-content:center;gap:10px;background:#fff;padding:10px 13px;border:1px solid #e5ebe3;border-radius:14px;font-size:12px;font-weight:500;line-height:1.4;animation:family-label 20s linear infinite;min-width:110px;letter-spacing:0}
.orbit-node{width:6px;height:6px;border-radius:50%;background:#aac8b4;flex:none}
.orbit-curriculum{top:8%;left:50%;transform:translateX(-50%);animation-delay:0s}
.orbit-planning{right:1%;top:50%;transform:translateY(-50%);animation-delay:-15s}
.orbit-schedule{bottom:8%;left:50%;transform:translateX(-50%);animation-delay:-10s}
.orbit-records{left:1%;top:50%;transform:translateY(-50%);animation-delay:-5s}
.orbit-planning .orbit-node{background:var(--blue)}
.orbit-schedule .orbit-node{background:var(--gold)}
.orbit-records .orbit-node{background:#b69aad}
@keyframes family-orbit{to{transform:rotate(360deg)}}
@keyframes family-label{0%,12%,100%{border-color:#c5d7c1;background:#f4f7ef;color:#315b45}20%,92%{border-color:#e5ebe3;background:#fff;color:var(--ink)}}
html.page-hidden .family-orbit *{animation-play-state:paused!important}
@media(max-width:1150px){.coming-note{gap:45px}.orbit-label{font-size:11px;min-width:98px;padding:9px 10px;gap:7px}.orbit-center{font-size:17px}.orbit-center small{font-size:10px}}
@media(max-width:850px){.coming-note{grid-template-columns:1fr;gap:24px;padding-block:60px}.coming-note .coming-copy{max-width:620px}.coming-note>.family-orbit{max-width:420px}.orbit-label{font-size:12px;min-width:110px}.orbit-center{font-size:20px}.orbit-center small{font-size:11px}}
@media(max-width:400px){.orbit-label{min-width:96px;font-size:11px;padding:8px;gap:6px}.orbit-center{font-size:16px}.orbit-center small{font-size:10px}.orbit-center-seed{margin-bottom:5px}.coming-note{gap:20px}}
@media(prefers-reduced-motion:reduce){.family-orbit *{animation:none!important}.orbit-label{background:#fff;border-color:#e5ebe3}.orbit-traveler{transform:rotate(35deg)}}
/* Clearer orbit rhythm: each card responds as the traveling dot arrives. */
.orbit-traveler>span{width:13px;height:13px;margin:-6.5px;border-width:2px;box-shadow:0 0 0 7px #f4be4520,0 0 16px #f4be4535}
.orbit-label{animation-name:family-card-highlight;box-shadow:0 2px 7px #26344204;will-change:scale}
.orbit-label .orbit-node{animation:family-node-highlight 20s linear infinite;animation-delay:inherit}
@keyframes family-card-highlight{
 0%,100%{background:#e6f0e2;border-color:#75a78b;color:#274c3b;box-shadow:0 5px 17px #548f7822,0 0 0 4px #75b99b13;scale:1.045;translate:0 -3px}
 7%{background:#edf4e9;border-color:#9fbea4;color:#315b45;box-shadow:0 4px 12px #548f7818,0 0 0 2px #75b99b0c;scale:1.025;translate:0 -1px}
 15%,85%{background:#fff;border-color:#e5ebe3;color:var(--ink);box-shadow:0 2px 7px #26344204;scale:1;translate:0 0}
 94%{background:#edf4e9;border-color:#9fbea4;color:#315b45;box-shadow:0 4px 12px #548f7818,0 0 0 2px #75b99b0c;scale:1.025;translate:0 -1px}
}
@keyframes family-node-highlight{0%,100%{box-shadow:0 0 0 5px #75b99b28;scale:1.3}15%,85%{box-shadow:0 0 0 0 #75b99b00;scale:1}}
@media(prefers-reduced-motion:reduce){.orbit-label,.orbit-label .orbit-node{animation:none!important;scale:1;translate:0 0;box-shadow:none;will-change:auto}}

/* Shared editorial heading style and warm invitation emphasis. */
.hero-copy h1 .possibility{font-style:normal;color:var(--jade)}
.hero-copy>p.invitation-line,.coming-copy>p.invitation-line{font-weight:600;color:#41735f}
.coming-note .coming-copy h2,.registration h2{font-family:'DM Sans',sans-serif;font-weight:500;font-style:normal;font-size:48px;letter-spacing:-.047em;line-height:1.13}
@media(max-width:520px){.coming-note .coming-copy h2,.registration h2{font-size:36px}}

.name-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px}.name-fields .field{min-width:0}@media(max-width:520px){.name-fields{grid-template-columns:1fr;gap:0}}

.policy-page{max-width:820px;padding-block:40px 85px}.policy-page h1{font-size:clamp(42px,5vw,64px);letter-spacing:-2.5px;margin:20px 0 28px}.policy-page h2{font-size:27px;letter-spacing:-.7px;margin:0 0 18px}.policy-page section{margin-top:38px}.policy-page p{line-height:1.85}.policy-page a{text-decoration:underline;color:#41735f;overflow-wrap:anywhere}.policy-draft{padding:17px 20px;background:#fbf4df;border-radius:12px;font-size:13px;color:var(--ink)}.policy-page>.text-link{display:inline-block;margin-top:35px}
/* Shorter game, with the same horizontal space and symbol sizes. */
.periodic-table{--row-height:33px;grid-template-rows:18px repeat(7,var(--row-height)) 8px repeat(2,var(--row-height))}
.game{padding-top:23px;padding-bottom:18px}
.game-heading h2{margin:8px 0 9px}
.game-heading>p:last-child{margin-bottom:18px}
.game-topline{margin-bottom:9px}
.table-tools{margin-bottom:10px}
.table-viewport{padding-bottom:8px}
.collection-heading{margin-top:12px;padding-top:12px}
.collection{min-height:70px;padding-block:9px 6px}
.game-bottom{margin-top:11px}
.game-information{margin-top:16px;padding-top:10px}
@media(max-width:850px){.periodic-table{--row-height:38px}}

/* Optional details at the top; first-play help in a focused, accessible dialog. */
.game{position:relative}
.game-header-tools{display:flex;align-items:center;justify-content:flex-end;gap:20px;margin:0 0 13px;font-size:10px;position:relative;z-index:2}
.table-about>summary,.help-link{font-size:10px;color:#586c5f;cursor:pointer;line-height:1.7}
.help-link{display:inline-flex;align-items:center;gap:7px;background:none;border:0;padding:2px 0}
.help-link span{border:1px solid #b9cabc;border-radius:50%;height:16px;width:16px;display:grid;place-items:center;font-size:10px}
.table-about{position:relative}
.table-about[open]{position:static}
.table-about[open]>.legend,.table-about[open]>.science-note{position:relative;z-index:1}
.table-about[open]{position:absolute;right:0;top:0;width:min(340px,100%);background:white;padding:14px 18px 17px;border:1px solid #dce6da;border-radius:14px;box-shadow:0 8px 25px #26344210}
.table-about[open]>summary{margin-bottom:13px;font-weight:600}
.table-about[open]+.help-link{visibility:hidden}
.table-about .legend{margin:0 0 15px;gap:8px 12px}
.table-about .legend span{font-size:10px}
.table-about .science-note{font-size:10px;line-height:1.65;margin:0}
.table-about summary:focus-visible,.keyboard-help summary:focus-visible{outline:3px solid #375f8d;outline-offset:4px}
#game-help-dialog{border:1px solid #e1e8df;border-radius:24px;padding:34px;width:min(480px,calc(100% - 36px));max-height:calc(100dvh - 48px);overflow:auto;color:var(--ink);background:white;box-shadow:0 20px 70px #26344216}
#game-help-dialog::backdrop{background:#26344240;backdrop-filter:blur(4px)}
#game-help-dialog h2{font-size:32px;margin:15px 0 18px;letter-spacing:-1px}
#game-help-dialog>p:not(.eyebrow),.help-steps{font-size:13px;line-height:1.75}
.help-close{position:absolute;top:12px;right:16px;background:none;border:0;color:#586c5f;font-size:26px;padding:2px 7px}
.help-steps{padding-left:18px;margin:20px 0}
.help-steps li{padding-left:4px;margin:11px 0}
.help-steps strong{font-weight:600}
.keyboard-help{font-size:12px;border-top:1px solid var(--line);padding-top:14px;margin-bottom:24px}
.keyboard-help summary{cursor:pointer;color:#41735f}
.keyboard-help .instructions{font-size:12px;line-height:1.7;margin:13px 0 0}
@media(hover:hover) and (pointer:fine){.table-tools{opacity:0;transition:opacity .2s}.game:hover .table-tools,.game:focus-within .table-tools{opacity:1}}
@media(max-width:520px){.game-header-tools{gap:16px;margin-bottom:12px}#game-help-dialog{padding:28px 23px}#game-help-dialog h2{font-size:29px}}

/* Instructions overlay belongs to the game, rather than the whole window. */
.game-help-shade{position:absolute;inset:0;border-radius:inherit;background:#f3f6efdd;backdrop-filter:blur(3px);z-index:5}
.game>#game-help-dialog{position:absolute;top:50%;left:50%;right:auto;bottom:auto;transform:translate(-50%,-50%);margin:0;z-index:6;width:min(460px,calc(100% - 32px));max-height:min(650px,calc(100dvh - 48px));padding:28px;box-shadow:0 8px 30px #26344212}
.game.help-is-open>.game-header-tools{z-index:2}
@media(max-width:520px){.game>#game-help-dialog{padding:24px 20px;width:calc(100% - 24px)}}

/* Before a shake, the button is the instruction; reserve tile space only in play. */
.game.is-ready .collection-heading,
.game.is-ready #collection,
.game.is-ready #game-feedback:empty{display:none}
.game.is-ready .game-bottom{margin-top:14px}

.game>#game-complete-dialog{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);margin:0;z-index:6;width:min(460px,calc(100% - 32px));max-height:calc(100dvh - 48px);overflow:auto;border:1px solid #e1e8df;border-radius:24px;background:white;color:var(--ink);padding:36px 30px;text-align:center;box-shadow:0 8px 30px #26344212}
#game-complete-dialog .eyebrow{font-size:9px;margin:0 15px 22px;letter-spacing:1.4px}
.completion-flower{display:grid;place-items:center;margin:0 auto 21px;width:76px;height:76px;border-radius:50%;background:#edf3e9;color:var(--jade);font-size:48px;line-height:1}
#game-complete-dialog h2{font-size:32px;letter-spacing:-1px;margin:12px 0 18px}
#game-complete-dialog p:not(.eyebrow){font-size:13px;line-height:1.75}
#complete-description{font-weight:600;color:#41735f}
#complete-replay{margin-top:17px}
@media(max-width:520px){.game>#game-complete-dialog{padding:30px 22px;width:calc(100% - 24px)}#game-complete-dialog h2{font-size:29px}}

/* Header invitation shares the page's soft pill-button style. */
.early-access-button{background:var(--green);color:var(--ink);padding:12px 21px;gap:20px}
@media(max-width:520px){.early-access-button{padding:11px 17px;gap:13px;font-size:12px}}

/* A quiet connection travels inward as each part supports the family. */
.orbit-connections{position:absolute;inset:0;pointer-events:none}
.family-connection{position:absolute;left:50%;top:16%;width:1px;height:18%;transform-origin:50% 189%;background:linear-gradient(to bottom,#75b99b15,#75b99b99);opacity:0;animation:family-connection-light 20s linear infinite}
.connection-curriculum{animation-delay:0s}
.connection-planning{transform:rotate(90deg);animation-delay:-15s}
.connection-schedule{transform:rotate(180deg);animation-delay:-10s}
.connection-records{transform:rotate(270deg);animation-delay:-5s}
.orbit-center{animation:family-center-response 5s ease-in-out infinite}
@keyframes family-connection-light{0%,100%{opacity:.85}7%{opacity:.55}16%,84%{opacity:0}94%{opacity:.55}}
@keyframes family-center-response{0%,100%{background:#e5efdf;box-shadow:0 0 0 7px #75b99b12}45%,70%{background:#edf3e9;box-shadow:0 0 0 0 #75b99b00}}
@media(prefers-reduced-motion:reduce){.family-connection{animation:none!important;opacity:.22}.orbit-center{animation:none!important;box-shadow:none}}

/* Small, shared line symbols give each family connection its own character. */
.orbit-symbol{display:block;flex:none;color:var(--jade)}
.orbit-planning .orbit-symbol{color:#6593bd}
.orbit-schedule .orbit-symbol{color:#a97c24}
.orbit-records .orbit-symbol{color:#a17d94}
.orbit-label{gap:9px}
@media(max-width:400px){.orbit-symbol{width:19px;height:19px}.orbit-label{gap:6px}}