:root {
  --ink: #172a3a;
  --ink-soft: #496071;
  --paper: #f8f6f0;
  --paper-warm: #f1eadc;
  --card: #fffdf8;
  --coral: #ef806b;
  --coral-deep: #b94d43;
  --leaf: #96b995;
  --leaf-deep: #3f654f;
  --sky: #c9e1e2;
  --line: rgba(23, 42, 58, 0.16);
  --shadow: 0 20px 55px rgba(23, 42, 58, 0.11);
  --serif: "Fraunces", Georgia, serif;
  --sans: "DM Sans", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); font-size: 16px; line-height: 1.6; }
body:has(dialog[open]) { overflow: hidden; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-weight: 600; letter-spacing: -0.06em; line-height: 1.04; }
h1, h2 { font-family: var(--serif); }
h3 { font-size: 1.28rem; }
:focus-visible { outline: 3px solid var(--coral); outline-offset: 3px; }

.skip-link { position: absolute; top: -3rem; left: 1rem; z-index: 20; padding: .55rem .8rem; color: var(--paper); background: var(--ink); border-radius: 0 0 .4rem .4rem; }
.skip-link:focus { top: 0; }
.section-wrap, .site-header { width: min(1180px, calc(100% - 3rem)); margin-inline: auto; }

.site-header { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1.55rem 0; }
.wordmark, .footer-wordmark { display: inline-flex; align-items: center; gap: .55rem; color: var(--ink); font-size: 1.03rem; font-weight: 700; letter-spacing: -.04em; text-decoration: none; white-space: nowrap; }
.wordmark em, .footer-wordmark em { color: var(--coral-deep); font-family: var(--serif); font-style: normal; }
.wordmark-mark { display: grid; width: 1.9rem; height: 1.9rem; place-items: center; color: var(--paper); background: var(--ink); border-radius: 50%; font-size: 1.15rem; line-height: 1; }
nav { display: flex; align-items: center; gap: 1.45rem; color: var(--ink-soft); font-size: .83rem; }
nav a { text-decoration: none; }
nav a:not(.nav-cta):hover { color: var(--coral-deep); }
.nav-cta { padding: .52rem .86rem; border: 1px solid var(--ink); border-radius: 999px; color: var(--ink); font-weight: 700; transition: color 160ms ease, background 160ms ease; }
.nav-cta:hover { color: var(--paper); background: var(--ink); }

.hero { display: grid; grid-template-columns: minmax(0, .88fr) minmax(420px, 1.12fr); align-items: center; gap: clamp(3rem, 8vw, 8rem); min-height: 680px; padding-top: 3rem; padding-bottom: 6rem; }
.eyebrow { display: flex; align-items: center; gap: .55rem; margin: 0 0 1.1rem; color: var(--leaf-deep); font-size: .7rem; font-weight: 700; letter-spacing: .13em; line-height: 1.3; text-transform: uppercase; }
.eyebrow-dot { width: .5rem; height: .5rem; flex: 0 0 auto; background: var(--coral); border-radius: 50%; }
.hero h1 { max-width: 720px; margin-bottom: 1.5rem; font-size: clamp(4rem, 8vw, 7.1rem); }
.hero h1 span { color: var(--coral-deep); font-style: italic; }
.hero-lede { max-width: 535px; color: var(--ink-soft); font-size: 1.12rem; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.3rem; margin-top: 2.1rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 1.1rem; min-height: 44px; padding: .82rem 1.15rem .82rem 1.25rem; border: 1px solid transparent; border-radius: 999px; font-size: .86rem; font-weight: 700; text-decoration: none; transition: transform 160ms ease, background 160ms ease, color 160ms ease, border-color 160ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--paper); background: var(--ink); }
.button-primary:hover { background: var(--coral-deep); }
.button-secondary { border-color: var(--line); color: var(--ink); background: var(--card); }
.button-secondary:hover { border-color: var(--ink); background: white; }
.button-light { color: var(--ink); background: var(--paper); }
.button-light:hover { background: white; }
.text-link { color: var(--ink); font-size: .86rem; font-weight: 700; text-underline-offset: .25rem; }
.text-link:hover { color: var(--coral-deep); }
.hero-note { display: flex; align-items: center; gap: .55rem; margin-top: 1.45rem; color: var(--ink-soft); font-size: .75rem; font-weight: 700; }
.hero-note-mark { color: var(--coral); }

.hero-art { position: relative; min-height: 560px; isolation: isolate; overflow: hidden; }
.sun { position: absolute; top: 1rem; right: 7%; width: 9rem; height: 9rem; background: #f6cb83; border-radius: 50%; }
.orbit { position: absolute; border: 1px solid var(--line); border-radius: 50%; transform: rotate(-22deg); }
.orbit-one { top: 9%; left: 7%; width: 91%; height: 70%; }
.orbit-two { top: 18%; left: 16%; width: 80%; height: 67%; transform: rotate(49deg); }
.library-card { position: absolute; z-index: 2; box-shadow: 0 22px 60px rgba(23, 42, 58, .15); }
.library-card-main { top: 16%; left: 15%; width: min(390px, 72%); padding: 2rem; background: var(--card); border-radius: 1rem; transform: rotate(-4deg); }
.library-card-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.6rem; color: var(--leaf-deep); font-size: .65rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.library-card-top b { padding: .28rem .48rem; border-radius: 999px; color: var(--leaf-deep); background: #e2f0df; font-size: .58rem; }
.library-card strong { display: block; font-family: var(--serif); font-size: clamp(1.7rem, 3vw, 2.35rem); font-weight: 600; letter-spacing: -.05em; line-height: 1.08; }
.library-card strong em { color: var(--coral-deep); font-style: normal; }
.mini-path { display: flex; align-items: center; gap: .35rem; margin-top: 2rem; }
.mini-path i { display: grid; width: 1.65rem; height: 1.65rem; place-items: center; border: 1px solid var(--leaf); border-radius: 50%; color: var(--leaf-deep); font-size: .63rem; font-style: normal; font-weight: 700; }
.mini-path i + i::before { position: absolute; width: .35rem; height: 1px; margin-left: -.75rem; background: var(--leaf); content: ""; }
.mini-path i.active { color: var(--paper); background: var(--leaf-deep); }
.library-card p { margin: 1.15rem 0 0; color: var(--ink-soft); font-family: var(--serif); font-size: .82rem; font-style: italic; }
.floating-shape { position: absolute; z-index: 3; display: grid; place-items: center; width: 3.6rem; height: 3.6rem; color: var(--paper); font-family: var(--serif); font-size: 1.6rem; box-shadow: 0 12px 24px rgba(23, 42, 58, .13); }
.shape-circle { top: 17%; right: 13%; background: var(--coral); border-radius: 50%; transform: rotate(12deg); }
.shape-square { right: 3%; bottom: 24%; background: var(--leaf-deep); border-radius: .6rem; transform: rotate(18deg); }
.shape-triangle { bottom: 15%; left: 9%; background: var(--ink); border-radius: 50%; transform: rotate(-13deg); }
.art-caption { position: absolute; right: 0; bottom: 2%; max-width: 150px; color: var(--ink-soft); font-family: var(--serif); font-size: .9rem; font-style: italic; line-height: 1.3; }

.library { padding: 5.7rem 0 8rem; border-top: 1px solid var(--line); }
.section-intro { display: grid; grid-template-columns: 1.06fr .94fr; align-items: end; gap: 3rem; margin-bottom: 3rem; }
.section-intro h2 { max-width: 650px; margin: 0; font-size: clamp(2.5rem, 4.5vw, 4.25rem); }
.section-intro > p { max-width: 500px; margin: 0; color: var(--ink-soft); }
.library-metrics { display: grid; grid-template-columns: repeat(3, 1fr) 1.35fr; margin-bottom: 2rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metric { display: flex; flex-direction: column; justify-content: center; min-height: 88px; padding: 1rem 1.2rem 1rem 0; }
.metric + .metric { padding-left: 1.2rem; border-left: 1px solid var(--line); }
.metric strong { font-family: var(--serif); font-size: 2.1rem; font-weight: 600; line-height: 1; }
.metric > span:not(.metric-spark) { color: var(--ink-soft); font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.metric-note { flex-direction: row; align-items: center; gap: .65rem; color: var(--leaf-deep); font-size: .78rem; font-weight: 700; }
.metric-spark { color: var(--coral); font-size: 1.15rem; }
.library-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; align-items: start; gap: 1.4rem; }
.filter-panel { display: grid; grid-template-columns: minmax(190px, 1.65fr) repeat(3, minmax(105px, .75fr)) auto auto; align-items: end; gap: .7rem; padding: 1rem; border: 1px solid var(--line); border-radius: .85rem; background: rgba(255, 253, 248, .7); }
.filter-panel label, .custom-form label { display: block; color: var(--ink-soft); font-size: .68rem; font-weight: 700; letter-spacing: .04em; }
.search-wrap { display: flex; align-items: center; gap: .5rem; height: 40px; margin-top: .35rem; padding: 0 .65rem; border: 1px solid var(--line); border-radius: .5rem; background: var(--card); }
.search-wrap span { color: var(--coral-deep); font-size: 1.25rem; line-height: 1; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: .5rem; color: var(--ink); background: var(--card); outline: none; }
input, select { height: 40px; padding: 0 .65rem; }
textarea { min-height: 76px; padding: .65rem; resize: vertical; line-height: 1.45; }
input:focus, select:focus, textarea:focus { border-color: var(--leaf-deep); box-shadow: 0 0 0 3px rgba(86, 123, 101, .14); }
.search-wrap input { height: 35px; padding: 0; border: 0; box-shadow: none; background: transparent; }
.filter-field select { margin-top: .35rem; }
.check-option { display: inline-flex !important; align-items: center; gap: .4rem; min-height: 40px; color: var(--ink) !important; white-space: nowrap; }
.check-option input { width: 15px; height: 15px; margin: 0; accent-color: var(--coral-deep); }
.text-button { padding: .35rem 0; border: 0; color: var(--ink-soft); background: transparent; font-size: .7rem; font-weight: 700; text-decoration: underline; text-underline-offset: .2rem; white-space: nowrap; }
.text-button:hover { color: var(--coral-deep); }
.results-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin: 1.2rem 0 .8rem; color: var(--ink-soft); }
.results-bar p { margin: 0; color: var(--ink); font-size: .8rem; font-weight: 700; }
.results-bar span { font-size: .67rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .85rem; }
.game-card { display: flex; min-height: 294px; flex-direction: column; padding: 1.2rem; border: 1px solid var(--line); border-radius: .85rem; background: rgba(255, 253, 248, .86); transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease; }
.game-card:hover { border-color: rgba(23, 42, 58, .34); box-shadow: var(--shadow); transform: translateY(-3px); }
.game-card-top { display: flex; align-items: center; justify-content: space-between; gap: .6rem; }
.game-grade { padding: .28rem .48rem; border-radius: 999px; color: var(--ink); background: var(--paper-warm); font-size: .62rem; font-weight: 800; letter-spacing: .05em; }
.game-type { color: var(--leaf-deep); font-size: .65rem; font-weight: 700; }
.favorite-button { display: grid; width: 31px; height: 31px; flex: 0 0 auto; place-items: center; padding: 0; border: 1px solid var(--line); border-radius: 50%; color: var(--ink-soft); background: transparent; font-size: 1rem; line-height: 1; }
.favorite-button:hover, .favorite-button.is-saved { color: var(--coral-deep); border-color: var(--coral); background: #fff1ec; }
.game-card h3 { margin: 1rem 0 .45rem; font-family: var(--serif); font-size: 1.48rem; }
.game-domain { margin: 0 0 .65rem; color: var(--ink-soft); font-size: .72rem; font-weight: 700; }
.game-goal { display: -webkit-box; flex: 1; margin: 0; overflow: hidden; color: var(--ink-soft); font-size: .78rem; line-height: 1.5; -webkit-box-orient: vertical; -webkit-line-clamp: 4; }
.code-row { display: flex; flex-wrap: wrap; gap: .3rem; margin: 1rem 0; }
.code-chip { padding: .23rem .38rem; border-radius: .3rem; color: var(--ink-soft); background: var(--sky); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .58rem; font-weight: 700; }
.code-chip.more { color: var(--leaf-deep); background: var(--paper-warm); font-family: var(--sans); }
.game-card-foot { display: flex; align-items: center; justify-content: space-between; gap: .6rem; padding-top: .75rem; border-top: 1px solid var(--line); }
.game-card-foot .button { min-height: 34px; padding: .4rem .75rem; font-size: .7rem; }
.strand-dot { display: inline-flex; align-items: center; gap: .35rem; color: var(--ink-soft); font-size: .62rem; font-weight: 700; }
.strand-dot::before { width: .48rem; height: .48rem; border-radius: 50%; background: var(--leaf); content: ""; }
.strand-dot.data::before { background: var(--coral); }.strand-dot.patterns::before { background: #6da8b1; }
.empty-state { padding: 3rem 1rem; border: 1px dashed var(--line); border-radius: .85rem; text-align: center; }
.empty-mark { color: var(--coral); font-size: 2rem; }.empty-state h3 { margin: .35rem 0 .35rem; }.empty-state p { margin-bottom: 1.1rem; color: var(--ink-soft); font-size: .85rem; }
.pick-shelf { position: sticky; top: 1rem; padding: 1.25rem; border: 1px solid var(--line); border-radius: .85rem; background: var(--paper-warm); }
.pick-shelf-head { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }.pick-shelf .eyebrow { margin-bottom: 0; }.saved-count { color: var(--leaf-deep); font-size: .65rem; font-weight: 800; }
.pick-shelf h3 { margin: 1.35rem 0 .45rem; font-family: var(--serif); font-size: 1.7rem; }.pick-shelf-copy { margin: 0; color: var(--ink-soft); font-size: .78rem; }
.saved-preview { display: grid; min-height: 120px; place-items: center; margin: 1.2rem 0; padding: 1rem; border: 1px dashed rgba(23, 42, 58, .25); border-radius: .6rem; color: var(--coral-deep); text-align: center; }.saved-preview p { max-width: 150px; margin: .3rem 0 0; color: var(--ink-soft); font-family: var(--serif); font-size: .82rem; font-style: italic; line-height: 1.3; }
.saved-list { display: grid; gap: .45rem; margin: 1.1rem 0; }.saved-item { display: flex; align-items: center; gap: .5rem; padding: .55rem; border-radius: .45rem; background: rgba(255, 253, 248, .65); font-size: .7rem; font-weight: 700; }.saved-item button { margin-left: auto; border: 0; color: var(--ink-soft); background: transparent; }

.standards { padding: 6.4rem 0 7.2rem; border-top: 1px solid var(--line); }.strand-grid, .principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .9rem; }.strand-card, .principle-card { min-height: 245px; padding: 1.55rem; border-radius: .85rem; }.strand-card h3, .principle-card h3 { margin: 0 0 .7rem; font-family: var(--serif); font-size: 1.55rem; }.strand-card p, .principle-card p { max-width: 280px; margin: 0; color: var(--ink-soft); font-size: .82rem; }.strand-card-coral { background: #f5d8c7; }.strand-card-leaf { background: #d8e7d7; }.strand-card-sky { background: #d5e6e8; }.strand-number, .card-number { display: block; margin-bottom: 3rem; color: var(--leaf-deep); font-size: .68rem; font-weight: 700; letter-spacing: .12em; }.strand-tag { display: inline-block; margin-top: 1.5rem; color: var(--leaf-deep); font-size: .64rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }.source-note { display: flex; align-items: flex-start; gap: .6rem; margin-top: 1.3rem; color: var(--ink-soft); font-size: .72rem; }.source-note > span { color: var(--coral-deep); font-weight: 700; }.source-note p { margin: 0; }.source-note a { color: var(--ink); font-weight: 700; text-underline-offset: .2rem; }
.principles { padding: 0 0 8rem; }.principle-card { min-height: 220px; }.principle-card-warm { background: #f5d8c7; }.principle-card-green { background: #d8e7d7; }.principle-card-blue { background: #d5e6e8; }.principle-card .card-number { margin-bottom: 2.6rem; }

.create { padding-bottom: 7rem; }.create-panel { display: grid; grid-template-columns: minmax(0, .82fr) minmax(450px, 1.18fr); gap: 3rem; padding: clamp(2rem, 5vw, 4rem); color: var(--paper); background: var(--ink); border-radius: 1rem; }.create-copy .eyebrow { color: var(--leaf); }.create-copy h2 { max-width: 500px; margin-bottom: .9rem; font-size: clamp(2.3rem, 4vw, 3.7rem); }.create-copy > p:not(.eyebrow):not(.privacy-note) { max-width: 440px; color: #c9d5d7; }.privacy-note { display: flex; align-items: center; gap: .45rem; margin: 1.5rem 0 0; color: var(--leaf); font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }.custom-form { padding: 1.3rem; border-radius: .75rem; color: var(--ink); background: var(--paper); }.form-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; padding-bottom: .85rem; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 1.25rem; }.form-heading small { color: var(--ink-soft); font-family: var(--sans); font-size: .65rem; font-weight: 700; }.custom-form > label, .form-row { margin-top: .8rem; }.custom-form input, .custom-form textarea, .custom-form select { margin-top: .3rem; background: var(--card); }.form-row { display: grid; grid-template-columns: 1fr 94px; gap: .7rem; }.form-row label:first-child { min-width: 0; }.custom-actions { display: flex; align-items: center; flex-wrap: wrap; gap: .8rem; margin-top: 1rem; }.custom-actions .button { min-height: 39px; padding: .65rem .9rem; font-size: .75rem; }.form-status { color: var(--leaf); font-size: .7rem; font-weight: 700; }.custom-list-wrap { margin-top: 2rem; }.custom-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; }.custom-card { padding: 1rem; border: 1px solid var(--line); border-radius: .7rem; background: var(--card); }.custom-card h3 { margin: 0 0 .4rem; font-family: var(--serif); font-size: 1.25rem; }.custom-card p { margin: 0; color: var(--ink-soft); font-size: .77rem; }.custom-card .button { min-height: 33px; margin-top: .8rem; padding: .4rem .7rem; font-size: .68rem; }

.site-footer { display: grid; grid-template-columns: 1fr 1.5fr auto; align-items: center; gap: 2rem; padding: 1.7rem 0 2.5rem; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: .75rem; }.site-footer p { margin-bottom: 0; }.footer-link { color: var(--ink); font-weight: 700; text-underline-offset: .2rem; }.footer-link:hover { color: var(--coral-deep); }.footer-divider { margin-inline: .45rem; color: var(--coral); }

.modal { width: min(760px, calc(100% - 2rem)); max-height: min(820px, calc(100% - 2rem)); padding: 0; overflow: hidden; border: 0; border-radius: 1rem; color: var(--ink); background: var(--paper); box-shadow: 0 25px 90px rgba(23, 42, 58, .28); }.modal::backdrop { background: rgba(23, 42, 58, .55); backdrop-filter: blur(3px); }.modal-scroll { position: relative; max-height: min(820px, calc(100vh - 2rem)); padding: clamp(1.4rem, 4vw, 2.4rem); overflow: auto; }.modal-close { position: absolute; top: 1rem; right: 1rem; z-index: 2; display: grid; width: 35px; height: 35px; place-items: center; padding: 0; border: 1px solid var(--line); border-radius: 50%; color: var(--ink); background: rgba(255, 253, 248, .85); font-size: 1.35rem; line-height: 1; }.modal-close:hover { color: var(--coral-deep); border-color: var(--coral); }.detail-kicker { display: flex; align-items: center; gap: .55rem; margin-bottom: .8rem; color: var(--leaf-deep); font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }.detail-kicker .game-grade { color: var(--ink); }.detail-content h2, .game-content h2 { max-width: 620px; margin: 0 3rem .7rem 0; font-size: clamp(2.4rem, 5vw, 4.1rem); }.detail-description { max-width: 620px; color: var(--ink-soft); font-size: 1rem; }.detail-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 1rem; margin-top: 1.8rem; }.detail-block { padding: 1.1rem; border-radius: .65rem; background: var(--card); }.detail-block h3 { margin-bottom: .6rem; font-family: var(--serif); font-size: 1.25rem; }.detail-block p, .detail-block li { color: var(--ink-soft); font-size: .78rem; }.detail-block ul, .detail-block ol { margin: 0; padding-left: 1.15rem; }.detail-block li + li { margin-top: .4rem; }.detail-block-wide { grid-column: 1 / -1; }.practice-chip-row { display: flex; flex-wrap: wrap; gap: .35rem; }.practice-chip { padding: .28rem .45rem; border-radius: 999px; color: var(--leaf-deep); background: #e2f0df; font-size: .64rem; font-weight: 800; }.context-chip { padding: .28rem .45rem; border-radius: 999px; color: var(--coral-deep); background: #fff1ec; font-size: .64rem; font-weight: 800; }.detail-actions { display: flex; align-items: center; flex-wrap: wrap; gap: .7rem; margin-top: 1.5rem; }.detail-actions .button { font-size: .75rem; }.detail-source { margin-top: 1rem; color: var(--ink-soft); font-size: .68rem; }.detail-source a { color: var(--ink); font-weight: 700; }
.game-modal { width: min(700px, calc(100% - 2rem)); }.game-kicker { color: var(--leaf-deep); font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }.game-intro { color: var(--ink-soft); font-size: .85rem; }.game-board { margin-top: 1.3rem; padding: 1rem; border: 1px solid var(--line); border-radius: .8rem; background: var(--card); }.game-progress { display: flex; align-items: center; justify-content: space-between; gap: .5rem; color: var(--ink-soft); font-size: .68rem; font-weight: 700; }.game-progress-bar { height: 6px; margin-top: .45rem; overflow: hidden; border-radius: 99px; background: var(--sky); }.game-progress-bar span { display: block; height: 100%; border-radius: inherit; background: var(--leaf-deep); transition: width 180ms ease; }.game-question { margin: 1.3rem 0 1rem; font-family: var(--serif); font-size: clamp(1.45rem, 3vw, 2rem); line-height: 1.15; }.game-visual { display: grid; min-height: 110px; place-items: center; margin-bottom: 1rem; padding: 1rem; border-radius: .6rem; background: var(--paper-warm); }.counter-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: .45rem; max-width: 320px; }.counter { width: 1.25rem; height: 1.25rem; border-radius: 50%; background: var(--coral); box-shadow: inset 0 -3px rgba(0,0,0,.08); }.bar-chart { display: flex; align-items: end; justify-content: center; gap: .8rem; width: 90%; height: 96px; }.bar { display: flex; width: 28px; flex-direction: column; align-items: center; justify-content: end; gap: .3rem; color: var(--ink-soft); font-size: .6rem; }.bar i { display: block; width: 100%; min-height: 10px; border-radius: .3rem .3rem 0 0; background: var(--leaf-deep); }.choice-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .55rem; }.choice-button { min-height: 50px; padding: .6rem; border: 1px solid var(--line); border-radius: .55rem; color: var(--ink); background: var(--paper); font-size: .85rem; font-weight: 700; }.choice-button:hover, .choice-button:focus-visible { border-color: var(--coral); background: #fff1ec; }.choice-button.is-correct { border-color: var(--leaf-deep); color: var(--leaf-deep); background: #e2f0df; }.choice-button.is-wrong { border-color: var(--coral); color: var(--coral-deep); background: #fff1ec; }.game-feedback { min-height: 43px; margin-top: .8rem; padding: .65rem .75rem; border-radius: .5rem; color: var(--ink-soft); background: #eef4f1; font-size: .76rem; }.game-feedback strong { color: var(--leaf-deep); }.game-feedback.is-wrong { background: #fff1ec; }.game-actions { display: flex; justify-content: space-between; gap: .6rem; margin-top: .85rem; }.game-actions .button { min-height: 37px; padding: .6rem .85rem; font-size: .72rem; }.game-hint { margin: .8rem 0 0; color: var(--ink-soft); font-size: .7rem; }.game-complete { padding: 1.5rem; border-radius: .7rem; text-align: center; background: #e2f0df; }.game-complete h3 { margin-bottom: .4rem; font-family: var(--serif); font-size: 1.8rem; }.game-complete p { margin-bottom: 1rem; color: var(--ink-soft); font-size: .8rem; }
.pattern-visual { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: .3rem; max-width: 100%; color: var(--ink); font-size: clamp(1.2rem, 5vw, 2rem); font-weight: 700; }.pattern-token { display: grid; min-width: 2.2rem; min-height: 2.2rem; place-items: center; padding: .2rem .35rem; border: 1px solid var(--line); border-radius: .45rem; background: var(--paper); }.pattern-token.is-missing { color: var(--coral-deep); border-style: dashed; background: #fff1ec; }.pattern-arrow { color: var(--ink-soft); font-size: .8rem; }
.toast { position: fixed; right: 1.3rem; bottom: 1.3rem; z-index: 30; max-width: min(360px, calc(100% - 2rem)); padding: .75rem 1rem; border-radius: .55rem; color: var(--paper); background: var(--ink); box-shadow: var(--shadow); font-size: .76rem; font-weight: 700; opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity 180ms ease, transform 180ms ease; }.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 1020px) { .filter-panel { grid-template-columns: 1.5fr repeat(3, 1fr); }.filter-panel .check-option, .filter-panel .text-button { grid-row: 2; }.catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 850px) { .site-header { align-items: flex-start; }.site-header nav { flex-wrap: wrap; justify-content: flex-end; gap: .55rem .8rem; }.site-header nav a:not(.nav-cta) { display: none; }.hero { grid-template-columns: 1fr; min-height: auto; padding-top: 4rem; }.hero-art { min-height: 470px; }.section-intro { grid-template-columns: 1fr 1.2fr; }.library-layout { grid-template-columns: 1fr; }.pick-shelf { position: static; }.pick-shelf .text-link { display: inline-block; }.create-panel { grid-template-columns: 1fr; }.site-footer { grid-template-columns: 1fr 1fr; }.site-footer p:last-child { grid-column: 2; }.filter-panel { grid-template-columns: 1.4fr 1fr 1fr; }.filter-panel .filter-field:nth-of-type(3) { grid-column: 1 / 2; }.filter-panel .check-option, .filter-panel .text-button { grid-row: auto; } }
@media (max-width: 600px) { .section-wrap, .site-header { width: min(100% - 2rem, 1180px); }.site-header { padding-top: 1.1rem; }.site-header nav { max-width: 120px; }.nav-cta { font-size: .72rem; }.hero { padding-top: 3.5rem; padding-bottom: 4rem; }.hero h1 { font-size: clamp(3.4rem, 17vw, 5rem); }.hero-art { min-height: 390px; }.library-card-main { left: 4%; width: 76%; padding: 1.3rem; }.library-card-top { margin-bottom: 1rem; }.mini-path { margin-top: 1.4rem; }.sun { width: 6.5rem; height: 6.5rem; }.shape-circle { right: 4%; }.shape-square { right: 0; }.shape-triangle { left: 1%; }.art-caption { right: 0; bottom: 0; font-size: .78rem; }.library, .standards { padding-top: 4.5rem; }.section-intro { display: block; }.section-intro h2 { margin-bottom: 1rem; }.library-metrics { grid-template-columns: repeat(3, 1fr); }.metric { padding-right: .35rem; }.metric + .metric { padding-left: .5rem; }.metric strong { font-size: 1.55rem; }.metric > span:not(.metric-spark) { font-size: .58rem; }.metric-note { display: none; }.filter-panel { grid-template-columns: 1fr 1fr; }.filter-search { grid-column: 1 / -1; }.filter-panel .filter-field:nth-of-type(3) { grid-column: auto; }.filter-panel .check-option { grid-column: 1; }.filter-panel .text-button { grid-column: 2; justify-self: end; }.catalog-grid { grid-template-columns: 1fr; }.game-card { min-height: 0; }.strand-grid, .principle-grid, .custom-grid { grid-template-columns: 1fr; }.strand-card, .principle-card { min-height: 0; }.strand-number, .card-number { margin-bottom: 2rem; }.source-note { font-size: .68rem; }.create { padding-bottom: 4.5rem; }.create-panel { padding: 1.4rem; }.form-row { grid-template-columns: 1fr; }.detail-grid { grid-template-columns: 1fr; }.detail-block-wide { grid-column: auto; }.choice-grid { grid-template-columns: 1fr 1fr; }.site-footer { display: block; }.site-footer p { margin-bottom: .5rem; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; } }