:root {
  --bg: #EDE8E0;
  --bg-elevated: #FFFCF8;
  --border: #1E1C19;
  --text: #1A1814;
  --muted: #5E5A54;
  --accent: #3DDC84;
  --accent-strong: #2BB86A;
  --accent-h: 145;
  --gold: #D4A017;
  --gold-h: 43;
  --pitch: #141210;
  --link: #0B6E4F;
  --link-hover: #085238;
  --link-on-dark: #8FE8B0;
  --link-on-dark-hover: #B8F5CE;
  --on-accent: #0A0A0A;
  --on-pitch-muted: #9A968E;
  --font: 'Work Sans', system-ui, sans-serif;
  --font-display: 'Archivo Black', 'Arial Black', sans-serif;
  --font-meta: 'IBM Plex Mono', ui-monospace, monospace;
  --radius: 4px;
  --max: 1120px;
  --shadow: 4px 4px 0 #1A1814;
  --text-dark: #111111;
  --text-light: #f0f0f0;
}
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); font-size: 1rem; line-height: 1.6; color: var(--text-dark); background: var(--bg); }
img,svg { display: block; max-width: 100%; }
a { color: var(--link); text-decoration: underline; word-break: break-all; }
a:hover { color: var(--link-hover); }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-display); line-height: 1.15; color: inherit; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }
p { margin-bottom: 1rem; }
ul,ol { padding-left: 1.25rem; }
small,.meta { font-family: var(--font-meta); font-size: 0.8rem; color: var(--muted); }
strong { font-weight: 700; }
/* progress bar */
#scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0%; background: var(--accent); z-index: 2000; transition: width 0.1s linear; }
/* container */
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
/* section spacing */
.section { padding: 3.5rem 0; background: var(--bg); color: var(--text-dark); }
.section--elevated { background: var(--bg-elevated); }
/* dark sections */
.hero { background: var(--pitch); color: var(--text-light); }
.hero * { color: inherit; }
.band-pitch { background: var(--pitch); color: var(--text-light); padding: 3.5rem 0; }
.band-pitch * { color: inherit; }
.band-bg { background: var(--pitch); color: var(--text-light); padding: 3.5rem 0; }
.band-bg * { color: inherit; }
.age-gate-note { background: var(--pitch); color: var(--text-light); }
.age-gate-note * { color: inherit; }
.responsible-band { background: var(--pitch); color: var(--text-light); padding: 2rem 0; }
.responsible-band * { color: inherit; }
.final-cta-block { background: var(--accent); color: var(--on-accent); padding: 3.5rem 0; }
.final-cta-block * { color: inherit; }
/* site header */
.site-header { position: sticky; top: 0; z-index: 1000; width: 100%; background: var(--pitch); color: var(--text-light); border-bottom: 2px solid var(--border); }
.site-header * { color: inherit; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 0 1.5rem; height: 60px; }
.header-logo { flex-shrink: 0; font-family: var(--font-display); font-size: 1.25rem; text-decoration: none; color: var(--text-light); }
.header-logo span { color: var(--accent); }
.header-info-badge { font-family: var(--font-meta); font-size: 0.7rem; background: var(--accent); color: var(--on-accent); padding: 2px 6px; border-radius: var(--radius); margin-left: 0.5rem; }
/* main nav */
.main-nav { display: flex; flex-direction: row; align-items: center; gap: 1.5rem; flex-shrink: 0; list-style: none; padding: 0; margin: 0; }
.nav-item { position: relative; }
.nav-link { font-family: var(--font); font-size: 0.9rem; font-weight: 600; color: var(--text-light); text-decoration: none; padding: 0.4rem 0; border-bottom: 2px solid transparent; white-space: nowrap; }
.nav-link:hover { color: var(--accent); border-bottom-color: var(--accent); }
.nav-item.active .nav-link { color: var(--accent); border-bottom-color: var(--accent); }
/* dropdown */
.has-dropdown { position: relative; }
.dropdown { position: absolute; top: 100%; left: 0; display: none; z-index: 999; background: var(--pitch); border: 2px solid var(--accent); min-width: 180px; padding-top: 8px; color: var(--text-light); }
.dropdown * { color: inherit; }
.dropdown::before { content: ''; position: absolute; top: -8px; left: 0; right: 0; height: 8px; }
.dropdown a { display: block; padding: 0.6rem 1rem; text-decoration: none; font-size: 0.875rem; font-weight: 500; }
.dropdown a:hover { background: var(--accent); color: var(--on-accent); }
.has-dropdown:hover > .dropdown { display: block; }
/* nav cta */
.nav-cta { background: var(--accent); color: var(--on-accent) !important; padding: 0.4rem 1rem; border: 2px solid var(--border); box-shadow: 2px 2px 0 var(--border); font-weight: 700; font-size: 0.85rem; text-decoration: none; border-radius: var(--radius); transition: transform 0.15s, box-shadow 0.15s; white-space: nowrap; }
.nav-cta:hover { transform: translate(-1px,-1px); box-shadow: 3px 3px 0 var(--border); color: var(--on-accent) !important; }
/* hamburger */
.hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-light); transition: transform 0.25s, opacity 0.25s; }
.hamburger[aria-expanded='true'] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
/* buttons */
.btn { display: inline-block; font-family: var(--font); font-weight: 700; font-size: 1rem; padding: 0.75rem 1.75rem; border: 2px solid var(--border); border-radius: var(--radius); cursor: pointer; text-decoration: none; transition: transform 0.15s ease, box-shadow 0.15s ease; box-shadow: var(--shadow); }
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--border); color: var(--on-accent); }
.btn-outline { background: transparent; color: var(--text-dark); border-color: var(--border); }
.btn-outline:hover { background: var(--text-dark); color: var(--bg); transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--border); }
.btn-outline-light { background: transparent; color: var(--text-light); border-color: var(--text-light); box-shadow: 4px 4px 0 rgba(255,255,255,0.3); }
.btn-outline-light:hover { background: var(--text-light); color: var(--pitch); transform: translate(-2px,-2px); }
.btn-sm { font-size: 0.875rem; padding: 0.5rem 1.25rem; }
.btn-lg { font-size: 1.1rem; padding: 1rem 2.25rem; }
/* cards */
.card { background: var(--bg-elevated); border: 2px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.5rem; margin-bottom: 2rem; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.card:hover { transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--border); }
.card__label { font-family: var(--font-meta); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 0.5rem; display: block; }
.card__title { font-family: var(--font-display); margin-bottom: 0.75rem; }
.card__body { font-size: 0.95rem; }
/* grid */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
/* callout */
.callout { border-left: 4px solid var(--accent); background: var(--bg-elevated); padding: 1.25rem 1.5rem; border-radius: 0 var(--radius) var(--radius) 0; margin-bottom: 2rem; word-break: break-word; overflow-wrap: break-word; }
.callout--warn { border-left-color: var(--gold); }
.callout--dark { background: var(--pitch); color: var(--text-light); border-left-color: var(--accent); }
.callout--dark * { color: inherit; }
blockquote { border-left: 4px solid var(--accent); padding: 1rem 1.5rem; font-style: italic; word-break: break-word; overflow-wrap: break-word; margin-bottom: 1.5rem; }
/* tabs */
.tabs-wrap { margin-bottom: 2rem; }
.tab-list { display: flex; gap: 0; border-bottom: 2px solid var(--border); overflow-x: auto; }
.tab-btn { font-family: var(--font); font-weight: 600; font-size: 0.95rem; padding: 0.75rem 1.25rem; background: none; border: none; border-bottom: 3px solid transparent; cursor: pointer; color: var(--muted); white-space: nowrap; margin-bottom: -2px; }
.tab-btn:hover { color: var(--text-dark); }
.tab-btn.is-active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-panel { display: none; padding-top: 1.5rem; }
.tab-panel.is-active { display: block; }
/* segmented control */
.seg-wrap { margin-bottom: 2rem; }
.seg-list { display: inline-flex; border: 2px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.seg-btn { font-family: var(--font); font-weight: 600; font-size: 0.9rem; padding: 0.5rem 1.25rem; background: var(--bg-elevated); border: none; cursor: pointer; color: var(--text-dark); }
.seg-btn + .seg-btn { border-left: 2px solid var(--border); }
.seg-btn.is-active { background: var(--accent); color: var(--on-accent); }
.seg-panel { display: none; padding-top: 1.5rem; }
.seg-panel.is-active { display: block; }
/* accordion */
.accordion-item { border: 2px solid var(--border); border-radius: var(--radius); margin-bottom: 0.75rem; overflow: hidden; }
.accordion-trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; background: var(--bg-elevated); border: none; cursor: pointer; font-family: var(--font); font-weight: 600; font-size: 1rem; text-align: left; }
.accordion-trigger:hover { background: var(--bg); }
.accordion-body { display: none; padding: 1rem 1.25rem; background: var(--bg-elevated); border-top: 2px solid var(--border); word-break: break-word; overflow-wrap: break-word; }
.accordion-item.is-open .accordion-body { display: block; }
.accordion-item.is-open .acc-icon { transform: rotate(45deg); }
.acc-icon { display: inline-block; font-style: normal; transition: transform 0.2s; font-weight: 700; margin-left: 0.5rem; }
/* faq */
.faq-item { border: 2px solid var(--border); border-radius: var(--radius); margin-bottom: 0.75rem; overflow: hidden; }
.faq-trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; background: var(--bg-elevated); border: none; cursor: pointer; font-family: var(--font); font-weight: 600; font-size: 1rem; text-align: left; }
.faq-trigger:hover { background: var(--bg); }
.faq-body { display: none; padding: 1rem 1.25rem; border-top: 2px solid var(--border); background: var(--bg-elevated); word-break: break-word; overflow-wrap: break-word; }
.faq-item.is-open .faq-body { display: block; }
.faq-item.is-open .faq-trigger .acc-icon { transform: rotate(45deg); }
/* checklist */
.checklist-item { border: 2px solid var(--border); border-radius: var(--radius); margin-bottom: 0.75rem; overflow: hidden; }
.checklist-trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; background: var(--bg-elevated); border: none; cursor: pointer; font-weight: 600; text-align: left; }
.checklist-body { display: none; padding: 1rem 1.25rem; border-top: 2px solid var(--border); }
.checklist-item.is-expanded .checklist-body { display: block; }
/* dense list */
.dense-list { list-style: none; padding: 0; }
.dense-list li { display: block; }
.dense-list__marker { display: block; font-weight: 600; color: var(--accent); margin-bottom: 0.5rem; font-family: var(--font-meta); }
.dense-list li + li { border-top: 1px solid var(--border); padding-top: 1.5rem; margin-top: 1.5rem; }
/* numbered grid */
.num-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.num-card { background: var(--bg-elevated); border: 2px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.5rem; position: relative; margin-bottom: 0; transition: transform 0.15s, box-shadow 0.15s; }
.num-card:hover { transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--border); }
.num-card__index { font-family: var(--font-display); font-size: 2.5rem; color: var(--accent); line-height: 1; margin-bottom: 0.5rem; }
.num-card__title { font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 0.5rem; }
.num-card__body { font-size: 0.9rem; color: var(--muted); }
/* pull quote */
.pullquote { border-left: 5px solid var(--accent); padding: 1.5rem 2rem; font-family: var(--font-display); font-size: clamp(1.2rem,2.5vw,1.6rem); margin: 2rem 0; word-break: break-word; overflow-wrap: break-word; transition: border-left-width 0.3s; }
.pullquote:hover { border-left-width: 8px; }
/* table */
.table-scroll { overflow-x: auto; margin-bottom: 2rem; position: relative; }
.table-scroll table { min-width: 540px; width: 100%; border-collapse: collapse; }
.table-scroll th,.table-scroll td { border: 2px solid var(--border); padding: 0.75rem 1rem; text-align: left; font-size: 0.9rem; }
.table-scroll th { background: var(--pitch); color: var(--text-light); font-family: var(--font-display); font-size: 0.85rem; }
.table-scroll tr:nth-child(even) td { background: var(--bg); }
.table-scroll tbody tr:hover td { background: hsl(var(--accent-h),70%,93%); }
/* rg callout */
.rg-callout { background: var(--pitch); color: var(--text-light); border: 2px solid var(--accent); border-radius: var(--radius); padding: 1.25rem 1.5rem; margin-bottom: 2rem; word-break: break-word; overflow-wrap: break-word; }
.rg-callout * { color: inherit; }
/* badge */
.badge { display: inline-block; font-family: var(--font-meta); font-size: 0.7rem; padding: 3px 8px; border-radius: var(--radius); border: 2px solid currentColor; font-weight: 500; }
.badge--age { background: var(--accent); color: var(--on-accent); border-color: var(--border); }
.badge--warn { background: var(--gold); color: var(--on-accent); border-color: var(--border); }
.badge--mono { background: transparent; color: var(--muted); }
/* section heading */
.section-heading { margin-bottom: 2rem; }
.section-heading__label { font-family: var(--font-meta); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); display: block; margin-bottom: 0.5rem; }
.section-heading__title { font-family: var(--font-display); }
/* alert box */
.alert { border: 2px solid var(--border); border-radius: var(--radius); padding: 1.25rem 1.5rem; margin-bottom: 2rem; background: var(--bg-elevated); }
.alert--accent { border-left: 5px solid var(--accent); }
.alert--warn { border-left: 5px solid var(--gold); }
.alert--info { border-left: 5px solid var(--muted); }
/* step */
.step-list { list-style: none; padding: 0; counter-reset: steps; }
.step-item { counter-increment: steps; display: flex; gap: 1.25rem; margin-bottom: 1.5rem; align-items: flex-start; }
.step-item::before { content: counter(steps,'decimal-leading-zero'); font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); flex-shrink: 0; min-width: 2.5rem; }
/* site footer */
.site-footer { background: var(--pitch); color: var(--text-light); padding: 3rem 0 1.5rem; }
.site-footer * { color: inherit; }
.footer-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 2rem; margin-bottom: 2rem; }
.footer-col__heading { display: block; text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; margin-bottom: 0.75rem; font-family: var(--font-meta); color: var(--on-pitch-muted); }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul a { font-size: 0.875rem; text-decoration: none; color: var(--on-pitch-muted); }
.footer-col ul a:hover { color: var(--accent); }
.footer-disclaimer { border-top: 1px solid var(--border); padding-top: 1.5rem; font-size: 0.8rem; font-family: var(--font-meta); margin-top: 2rem; color: var(--on-pitch-muted); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 1rem; border-top: 1px solid var(--border); font-size: 0.75rem; font-family: var(--font-meta); margin-top: 1rem; color: var(--on-pitch-muted); }
/* faq filter */
.faq-filter-input { width: 100%; padding: 0.75rem 1rem; border: 2px solid var(--border); border-radius: var(--radius); font-family: var(--font); font-size: 1rem; background: var(--bg-elevated); color: var(--text-dark); margin-bottom: 1.5rem; }
.faq-filter-input:focus { outline: 3px solid var(--accent); }
/* toc */
.toc { position: sticky; top: 72px; background: var(--bg-elevated); border: 2px solid var(--border); border-radius: var(--radius); padding: 1.25rem; }
.toc__title { font-family: var(--font-meta); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.75rem; }
.toc ul { list-style: none; padding: 0; }
.toc ul li { margin-bottom: 0.4rem; }
.toc ul a { font-size: 0.875rem; text-decoration: none; color: var(--link); }
.toc ul a:hover,.toc ul a.is-active { color: var(--accent-strong); font-weight: 600; }
/* stat counter */
.stat-num { font-family: var(--font-display); font-size: clamp(2rem,4vw,3rem); color: var(--accent); }
/* link underline snap */
.link-snap { text-decoration: none; background-image: linear-gradient(var(--accent),var(--accent)); background-size: 0 2px; background-position: 0 100%; background-repeat: no-repeat; transition: background-size 0.25s ease; }
.link-snap:hover { background-size: 100% 2px; color: var(--link-hover); }
/* heading target highlight */
:target { animation: highlight-pulse 1s ease; }
@keyframes highlight-pulse { 0%,100% { background: transparent; } 30% { background: hsl(var(--accent-h),70%,90%); } }
/* focus ring */
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
/* scroll reveal — scoped under .js-ready */
.js-ready .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.55s ease, transform 0.55s ease; }
.js-ready .reveal.is-visible { opacity: 1; transform: none; }
.js-ready .reveal-slide { opacity: 0; transform: translateX(-24px); transition: opacity 0.5s ease, transform 0.5s ease; }
.js-ready .reveal-slide.is-visible { opacity: 1; transform: none; }
.js-ready .reveal-scale { opacity: 0; transform: scale(0.95); transition: opacity 0.5s ease, transform 0.5s ease; }
.js-ready .reveal-scale.is-visible { opacity: 1; transform: none; }
.js-ready .timeline-item { opacity: 0; transform: translateX(-16px); transition: opacity 0.5s ease, transform 0.5s ease; }
.js-ready .timeline-item.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js-ready .reveal,.js-ready .reveal-slide,.js-ready .reveal-scale,.js-ready .timeline-item { opacity: 1 !important; transform: none !important; transition: none !important; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
/* legal link hover */
.legal-link { color: var(--link); text-decoration: underline; font-weight: 500; }
.legal-link:hover { color: var(--link-hover); text-decoration-style: wavy; }
.on-dark .legal-link,.site-footer .legal-link { color: var(--link-on-dark); }
.on-dark .legal-link:hover,.site-footer .legal-link:hover { color: var(--link-on-dark-hover); }
/* promo compare row */
.compare-row-extra { display: none; }
.compare-row-extra.is-visible { display: table-row; }
/* card flip */
.flip-card { perspective: 800px; margin-bottom: 2rem; }
.flip-card__inner { position: relative; transform-style: preserve-3d; transition: transform 0.5s ease; min-height: 180px; }
.flip-card.is-flipped .flip-card__inner { transform: rotateY(180deg); }
.flip-card__front,.flip-card__back { position: absolute; inset: 0; backface-visibility: hidden; border: 2px solid var(--border); border-radius: var(--radius); padding: 1.5rem; background: var(--bg-elevated); box-shadow: var(--shadow); }
.flip-card__back { transform: rotateY(180deg); background: var(--pitch); color: var(--text-light); }
.flip-card__back * { color: inherit; }
/* method card */
.method-card { border: 2px solid var(--border); border-radius: var(--radius); padding: 1.25rem; background: var(--bg-elevated); cursor: pointer; transition: border-color 0.2s, box-shadow 0.2s; margin-bottom: 1rem; }
.method-card:hover { border-color: var(--accent); box-shadow: 4px 4px 0 var(--accent); }
.method-card.is-selected { border-color: var(--accent); background: hsl(var(--accent-h),60%,95%); box-shadow: var(--shadow); }
/* step card */
.step-card { background: var(--bg-elevated); border: 2px solid var(--border); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); transition: transform 0.15s, box-shadow 0.15s; margin-bottom: 2rem; }
.step-card:hover { transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--border); }
/* demo card */
.demo-card { background: var(--bg-elevated); border: 2px solid var(--border); border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow); transition: box-shadow 0.2s; }
.demo-card:hover { box-shadow: 8px 8px 0 var(--border); }
/* gov resource card */
.gov-card { background: var(--bg-elevated); border: 2px solid var(--border); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); transition: transform 0.15s, box-shadow 0.15s; margin-bottom: 2rem; }
.gov-card:hover { transform: translate(-2px,-4px); box-shadow: 6px 8px 0 var(--border); }
/* stacked card tilt */
.card-stack { position: relative; }
.card-stack::before { content: ''; position: absolute; inset: 0; background: var(--bg-elevated); border: 2px solid var(--border); border-radius: var(--radius); transform: rotate(2deg) translate(4px,4px); z-index: -1; }
.card-stack::after { content: ''; position: absolute; inset: 0; background: var(--bg); border: 2px solid var(--border); border-radius: var(--radius); transform: rotate(-1.5deg) translate(-3px,3px); z-index: -2; }
/* cta outline grow */
.cta-outline { position: relative; }
.cta-outline::after { content: ''; position: absolute; inset: -4px; border: 2px solid var(--accent); border-radius: calc(var(--radius) + 2px); opacity: 0; transition: opacity 0.25s, inset 0.25s; }
.cta-outline:hover::after { opacity: 1; inset: -6px; }
/* payment card border swap */
.payment-card { border: 2px solid var(--border); border-radius: var(--radius); padding: 1.25rem; background: var(--bg-elevated); transition: border-color 0.2s; }
.payment-card:hover { border-color: var(--accent); }
/* tips cycle */
.tip-item { display: none; }
.tip-item.is-active { display: block; }
/* cookie row accent */
.table-scroll tbody tr:hover td { background: hsl(var(--accent-h),60%,93%); }
/* sport chip filter */
.sport-chip { font-family: var(--font-meta); font-size: 0.8rem; padding: 0.4rem 0.9rem; border: 2px solid var(--border); border-radius: 999px; background: var(--bg-elevated); cursor: pointer; transition: background 0.15s, color 0.15s; }
.sport-chip.is-active,.sport-chip:hover { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.sport-card[hidden] { display: none; }
/* text utils */
.text-accent { color: var(--accent); }
.text-muted { color: var(--muted); }
.text-mono { font-family: var(--font-meta); }
.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.flex-center { display: flex; align-items: center; justify-content: center; gap: 1rem; flex-wrap: wrap; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .num-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hamburger { display: flex; }
  .main-nav { display: none; flex-direction: column; position: absolute; top: 60px; left: 0; width: 100%; background: var(--pitch); padding: 1rem; z-index: 999; border-bottom: 2px solid var(--border); }
  .main-nav.is-open { display: flex; }
  .dropdown { position: static; border: none; border-left: 3px solid var(--accent); padding-top: 0; margin-left: 1rem; }
  .dropdown::before { display: none; }
  .has-dropdown:hover > .dropdown { display: none; }
  .has-dropdown.is-open > .dropdown { display: block; }
  .nav-cta { width: 100%; text-align: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .toc { position: static; }
  .grid-4 { grid-template-columns: 1fr; }
}
@media (min-width: 780px) {
  .grid-3 { grid-template-columns: 1fr 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
  .num-grid { grid-template-columns: repeat(4,1fr); }
  .footer-grid { grid-template-columns: repeat(4,1fr); }
}