/* OctoPiSim — site stylesheet. Tokens live in tokens.css (generated). Mobile-first. */

/* ---------- fonts ---------- */
@font-face { font-family: 'Fraunces'; src: url(/assets/fonts/fraunces-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Fraunces'; src: url(/assets/fonts/fraunces-latin-600-normal.woff2) format('woff2'); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: 'Fraunces'; src: url(/assets/fonts/fraunces-latin-400-italic.woff2) format('woff2'); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: 'Fraunces'; src: url(/assets/fonts/fraunces-latin-600-italic.woff2) format('woff2'); font-weight: 600; font-style: italic; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans'; src: url(/assets/fonts/ibm-plex-sans-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans'; src: url(/assets/fonts/ibm-plex-sans-latin-400-italic.woff2) format('woff2'); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans'; src: url(/assets/fonts/ibm-plex-sans-latin-500-normal.woff2) format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans'; src: url(/assets/fonts/ibm-plex-sans-latin-600-normal.woff2) format('woff2'); font-weight: 600; font-display: swap; }
@font-face { font-family: 'IBM Plex Mono'; src: url(/assets/fonts/ibm-plex-mono-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'IBM Plex Mono'; src: url(/assets/fonts/ibm-plex-mono-latin-500-normal.woff2) format('woff2'); font-weight: 500; font-display: swap; }

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; font-family: var(--font-body); font-size: 1.0625rem; line-height: 1.6; color: var(--c-ink); background: var(--c-paper); overflow-x: hidden; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
img { display: block; height: auto; }
a { color: inherit; text-underline-offset: .18em; text-decoration-thickness: 1px; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0 0 .5em; font-family: var(--font-display); font-weight: 600; line-height: 1.12; letter-spacing: -0.01em; text-wrap: balance; }
ul, ol { margin: 0; padding: 0; }
button { font: inherit; }
[hidden] { display: none !important; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--c-gold-500); color: var(--c-plum-900); padding: 10px 16px; border-radius: var(--radius-md); font-weight: 600; }
.skip:focus { top: 12px; }
.mono { font-family: var(--font-mono); letter-spacing: .02em; }
.muted { color: var(--c-ink-muted); }
.small { font-size: .875rem; }
.wrap { width: 100%; max-width: 1240px; margin-inline: auto; padding-inline: clamp(16px, 4.2vw, 40px); }
.narrow { max-width: 760px; }
.icon { flex: none; }

/* ---------- type scale ---------- */
.h1 { font-size: clamp(2.5rem, 1.6rem + 4.6vw, 5.2rem); line-height: 1.02; letter-spacing: -0.025em; margin-bottom: .35em; }
.h1-line { display: block; }
.h1-line-2 { font-style: italic; color: var(--c-gold-300); }
.h1-concept { font-size: clamp(2.4rem, 1.5rem + 4vw, 4.4rem); }
.h2 { font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3.1rem); }
.h3 { font-size: clamp(1.3rem, 1.1rem + .8vw, 1.65rem); }
.h-statement { font-size: clamp(2.3rem, 1.2rem + 5vw, 5rem); line-height: 1.02; letter-spacing: -0.025em; }
.h-statement span { display: block; }
.h-statement span + span { font-style: italic; color: var(--c-gold-300); }
.eyebrow { font-family: var(--font-mono); font-size: .8rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--c-gold-800); margin-bottom: 1rem; display: flex; align-items: center; gap: .6em; flex-wrap: wrap; }
.lead { font-size: 1.2rem; line-height: 1.5; font-weight: 500; }
.section-intro { font-size: 1.125rem; max-width: 62ch; color: var(--c-ink-muted); }
.lap-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c-gold-500); box-shadow: 0 0 0 4px color-mix(in srgb, var(--c-gold-500) 25%, transparent); }

/* ---------- surfaces ---------- */
.section { position: relative; padding-block: clamp(72px, 9vw, 136px); overflow: clip; isolation: isolate; }
.bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.bg img { width: 100%; height: 100%; object-fit: cover; }
.s-light { background: var(--c-paper); color: var(--c-ink); }
.s-dark { background: var(--c-plum-900); color: var(--c-reverse); }
.s-dark .eyebrow { color: var(--c-gold-300); }
.s-dark .section-intro, .s-dark .muted { color: var(--c-reverse-muted); }
.s-dark h1, .s-dark h2, .s-dark h3 { color: #fff; }
.s-dark::after { content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .07; mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>"); }
.section-head { margin-bottom: clamp(32px, 5vw, 64px); max-width: 780px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .section-intro { margin-inline: auto; }

/* ---------- buttons & links ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .6em; min-height: 48px; padding: .75em 1.35em; border-radius: var(--radius-pill); border: 1.5px solid transparent; font-weight: 600; font-size: 1rem; text-decoration: none; cursor: pointer; transition: transform .2s var(--ease-out), background-color .2s, border-color .2s, box-shadow .3s; }
.btn .icon { width: 20px; height: 20px; }
.btn:hover { transform: translateY(-1px); }
.btn-lg { min-height: 56px; padding: .9em 1.6em; font-size: 1.05rem; }
.btn-sm { min-height: 40px; padding: .45em 1em; font-size: .9rem; }
.btn-gold { background: var(--c-gold-500); color: var(--c-plum-900); box-shadow: 0 6px 24px -8px color-mix(in srgb, var(--c-gold-500) 70%, transparent); }
.btn-gold:hover { background: var(--c-gold-300); box-shadow: 0 10px 30px -8px color-mix(in srgb, var(--c-gold-300) 80%, transparent); }
.btn-gold[disabled] { opacity: .5; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-ghost { border-color: color-mix(in srgb, var(--c-reverse) 45%, transparent); color: var(--c-reverse); }
.btn-ghost:hover { border-color: var(--c-gold-300); color: #fff; }
.btn-ghost-dark { border-color: var(--c-plum-700); color: var(--c-plum-700); }
.btn-ghost-dark:hover { background: var(--c-plum-700); color: #fff; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.link-arrow { display: inline-flex; align-items: center; gap: .45em; font-weight: 600; color: var(--c-plum-700); text-decoration: none; border-bottom: 1.5px solid color-mix(in srgb, var(--c-gold-500) 70%, transparent); padding-bottom: 2px; }
.link-arrow .icon { transition: transform .2s var(--ease-out); }
.link-arrow:hover .icon { transform: translateX(4px); }
.s-dark .link-arrow { color: var(--c-gold-300); }
.link-btn { background: none; border: 0; padding: 0; color: inherit; text-decoration: underline; cursor: pointer; }

/* ---------- header ---------- */
.site-header { position: fixed; inset: 0 0 auto; z-index: 50; transition: background-color .3s, box-shadow .3s, backdrop-filter .3s; }
.nav-open .site-header { background: var(--c-plum-900) !important; backdrop-filter: none !important; -webkit-backdrop-filter: none !important; }
.site-header.is-scrolled { background: color-mix(in srgb, var(--c-plum-900) 88%, transparent); backdrop-filter: blur(12px) saturate(1.2); -webkit-backdrop-filter: blur(12px) saturate(1.2); box-shadow: 0 1px 0 color-mix(in srgb, var(--c-plum-500) 40%, transparent); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
.brand { display: block; line-height: 0; }
.brand .logo { height: 38px; width: auto; }
.nav-toggle { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--c-reverse) 35%, transparent); background: transparent; color: var(--c-reverse); cursor: pointer; }
.nav-toggle .icon { width: 22px; height: 22px; grid-area: 1 / 1; }
.nav-toggle .i-close, .nav-open .nav-toggle .i-menu { display: none; }
.nav-open .nav-toggle .i-close { display: block; }
.nav-list { list-style: none; display: none; }
.nav-open .nav-list { display: flex; position: fixed; inset: 72px 0 0; flex-direction: column; gap: 4px; padding: 24px clamp(16px, 4.2vw, 40px) 40px; background: var(--c-plum-900); overflow-y: auto; }
.nav-list a { color: var(--c-reverse); text-decoration: none; font-weight: 500; }
.nav-list a.btn-gold { color: var(--c-plum-900); font-weight: 600; }
.nav-open .nav-list a:not(.btn) { display: block; padding: 14px 4px; font-family: var(--font-display); font-size: 1.6rem; border-bottom: 1px solid color-mix(in srgb, var(--c-plum-500) 40%, transparent); }
.nav-open .nav-cta { margin-top: 24px; }
.nav-open .nav-cta .btn { width: 100%; min-height: 56px; font-size: 1.05rem; }
@media (min-width: 1080px) {
  .nav-toggle { display: none; }
  .nav-list { display: flex; align-items: center; gap: clamp(14px, 1.8vw, 28px); }
  .nav-list a:not(.btn) { font-size: .95rem; opacity: .85; padding: 8px 0; position: relative; }
  .nav-list a:not(.btn):hover, .nav-list a[aria-current] { opacity: 1; }
  .nav-list a:not(.btn)::after { content: ''; position: absolute; left: 0; right: 0; bottom: 2px; height: 1.5px; background: var(--c-gold-300); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease-out); }
  .nav-list a:not(.btn):hover::after { transform: scaleX(1); }
}

/* ---------- hero ---------- */
.hero { position: relative; min-height: min(100svh, 980px); display: grid; align-content: center; padding-top: 104px; padding-bottom: 0; overflow: clip; isolation: isolate; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero-grid { display: grid; gap: 24px; align-items: center; padding-bottom: 32px; }
.hero-copy { max-width: 660px; position: relative; z-index: 2; }
.hero .eyebrow { color: var(--c-gold-300); }
.hero-lead { font-size: clamp(1.08rem, 1rem + .35vw, 1.25rem); color: var(--c-reverse); max-width: 56ch; }
.motto { font-family: var(--font-display); font-style: italic; font-size: 1.1rem; color: var(--c-reverse-muted); margin: 0; }
.hero-octo { width: min(78vw, 420px); margin-inline: auto; order: -1; filter: drop-shadow(0 30px 60px rgba(0,0,0,.45)); }
.hero-octo svg, .hero-octo img { width: 100%; height: auto; display: block; }
@media (min-width: 960px) {
  .hero-grid { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 48px; padding-bottom: 56px; }
  .hero-octo { order: 0; width: 100%; max-width: 560px; }
}
.proof-strip { position: relative; z-index: 2; border-top: 1px solid color-mix(in srgb, var(--c-plum-500) 45%, transparent); background: color-mix(in srgb, var(--c-plum-950) 55%, transparent); backdrop-filter: blur(6px); }
.proof-strip ul { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 20px; padding-block: 18px; font-size: .9rem; color: var(--c-reverse); }
.proof-strip li { display: flex; align-items: center; gap: .6em; }
.node { width: 8px; height: 8px; border-radius: 50%; background: var(--c-gold-500); flex: none; box-shadow: 0 0 10px color-mix(in srgb, var(--c-gold-300) 60%, transparent); }
@media (min-width: 720px) { .proof-strip ul { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 1180px) { .proof-strip ul { display: flex; justify-content: space-between; } }

/* hero background signal: a slow travelling highlight on the gold ribbon */
.hero-bg .bg-signal { stroke: #FFF1C7; stroke-width: 3; stroke-linecap: round; stroke-dasharray: .06 .94; stroke-dashoffset: 1; opacity: .75; animation: bg-signal 14s linear infinite; }
@keyframes bg-signal { to { stroke-dashoffset: 0; } }

/* ---------- why / laps ---------- */
.laps { list-style: none; display: grid; gap: 16px; }
.lap a { display: grid; gap: 6px; height: 100%; padding: 28px; border-radius: var(--radius-lg); background: var(--c-white); text-decoration: none; border: 1px solid var(--c-paper-200); box-shadow: 0 1px 2px rgba(38,17,30,.05), 0 18px 40px -28px rgba(78,7,50,.35); transition: transform .3s var(--ease-out), box-shadow .3s; position: relative; overflow: hidden; }
.lap a::before { content: ''; position: absolute; inset: 0 0 auto; height: 4px; background: linear-gradient(90deg, var(--c-plum-700), var(--c-gold-500)); }
.lap a:hover { transform: translateY(-4px); box-shadow: 0 1px 2px rgba(38,17,30,.05), 0 28px 50px -26px rgba(78,7,50,.45); }
.lap-n { font-size: .78rem; color: var(--c-gold-800); text-transform: uppercase; letter-spacing: .1em; }
.lap-name { font-family: var(--font-display); font-weight: 600; font-size: 2rem; color: var(--c-plum-700); }
.lap-text { font-weight: 500; }
.lap-list { font-size: .88rem; color: var(--c-ink-muted); }
@media (min-width: 860px) { .laps { grid-template-columns: repeat(3, 1fr); gap: 24px; } }

/* ---------- orbit (octopus + 8 bubbles) ---------- */
.orbit { display: grid; gap: clamp(28px, 4vw, 56px); align-items: start; }
.orbit-stage { position: relative; width: 100%; max-width: 640px; margin-inline: auto; container-type: inline-size; }
.orbit-octo { position: relative; width: min(86%, 420px); margin: 0 auto 20px; }
.orbit-octo svg, .orbit-octo img { width: 100%; height: auto; display: block; overflow: visible; }
.orbit-tethers { display: none; }
.orbit-bubbles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.bubble { position: relative; display: flex; align-items: center; gap: 10px; min-height: 56px; padding: 10px 14px 10px 44px; border-radius: var(--radius-pill); border: 1.5px solid color-mix(in srgb, var(--c-gold-500) 55%, transparent); background: var(--c-white); color: var(--c-ink); text-align: left; cursor: pointer; transition: transform .25s var(--ease-out), box-shadow .3s, border-color .25s, background-color .25s; }
.bubble-ring { display: none; }
.bubble-num { position: absolute; left: 10px; top: 50%; translate: 0 -50%; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; background: var(--c-gold-500); color: var(--c-plum-900); font: 600 .75rem/1 var(--font-mono); }
.bubble-icon { width: 24px; height: 24px; color: var(--c-plum-700); }
.bubble-title { font-weight: 600; font-size: .92rem; line-height: 1.2; }
.bubble:hover { border-color: var(--c-gold-500); }
.bubble[aria-selected="true"] { border-color: var(--c-gold-500); background: color-mix(in srgb, var(--c-gold-500) 16%, var(--c-white)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-gold-500) 35%, transparent), 0 10px 26px -12px color-mix(in srgb, var(--c-gold-500) 90%, transparent); }
.s-dark .bubble { background: color-mix(in srgb, var(--c-plum-850) 85%, transparent); color: var(--c-reverse); }
.s-dark .bubble-icon { color: var(--c-gold-300); }
.s-dark .bubble[aria-selected="true"] { background: color-mix(in srgb, var(--c-gold-500) 18%, var(--c-plum-850)); }

.orbit-panels { position: relative; }
.panel { background: var(--c-white); border-radius: var(--radius-lg); padding: clamp(22px, 3.2vw, 36px); box-shadow: 0 1px 2px rgba(38,17,30,.05), 0 24px 50px -32px rgba(78,7,50,.45); border: 1px solid var(--c-paper-200); position: relative; }
.panel + .panel { margin-top: 16px; }
.js .panel[hidden] { display: none; }
.js .panel + .panel { margin-top: 0; }
.panel .anchor { position: absolute; top: -110px; }
.panel .eyebrow { margin-bottom: .6rem; }
.panel-title { display: flex; align-items: center; gap: 14px; font-size: clamp(1.7rem, 1.3rem + 1.2vw, 2.3rem); margin-bottom: .35em; }
.panel-icon { width: 40px; height: 40px; color: var(--c-plum-700); padding: 6px; border-radius: 50%; box-shadow: inset 0 0 0 2px var(--c-gold-500); flex: none; }
.panel .lead { color: var(--c-plum-700); }
.panel-links { margin: 1.4em 0 0; }
.panel.is-entering { animation: panel-in .5s var(--ease-out) both; }
@keyframes panel-in { from { opacity: 0; transform: translateY(10px); } }
.s-dark .panel { background: color-mix(in srgb, var(--c-plum-850) 88%, transparent); border-color: color-mix(in srgb, var(--c-plum-500) 55%, transparent); backdrop-filter: blur(8px); box-shadow: 0 30px 60px -30px rgba(0,0,0,.7); }
.s-dark .panel .lead { color: var(--c-gold-300); }
.s-dark .panel-icon { color: var(--c-gold-300); }
.s-dark .panel p { color: var(--c-reverse); }

.proof-list { list-style: none; display: grid; gap: 10px; margin: 1.2em 0; }
.proof-list li { display: flex; gap: 10px; align-items: flex-start; }
.proof-list .icon { width: 20px; height: 20px; margin-top: 3px; color: var(--c-gold-600); stroke-width: 3; }
.s-dark .proof-list .icon { color: var(--c-gold-300); }

/* desktop orbit: bubbles sit on the arm tips around the octopus */
@media (min-width: 760px) {
  .orbit-stage { aspect-ratio: 100 / 106; max-width: 600px; }
  .orbit-octo { position: absolute; left: 21%; top: 20.5%; width: 58%; margin: 0; }
  .orbit-tethers { display: block; position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; }
  .orbit-bubbles { display: block; position: absolute; inset: 0; }
  .bubble { position: absolute; width: 19.5%; aspect-ratio: 1; min-height: 0; padding: 0 8px; border-radius: 50%; border: 0; flex-direction: column; justify-content: center; gap: .35em; text-align: center; translate: -50% -50%; box-shadow: 0 10px 30px -14px rgba(78,7,50,.5); background: var(--c-white); }
  .bubble-ring { display: block; position: absolute; inset: -2px; width: calc(100% + 4px); height: calc(100% + 4px); overflow: visible; }
  .bubble-ring circle { fill: none; stroke: var(--c-gold-500); stroke-width: 3; vector-effect: non-scaling-stroke; stroke-dasharray: 1 1; stroke-dashoffset: 0; opacity: .55; transform: rotate(-90deg); transform-origin: 50% 50%; transition: opacity .3s; }
  .bubble-num { left: 12%; top: 9%; translate: -30% -30%; width: 2.1em; height: 2.1em; font-size: clamp(9px, 1.7cqw, 12px); box-shadow: 0 0 0 3px var(--c-paper); }
  .s-dark .bubble-num { box-shadow: 0 0 0 3px var(--c-plum-900); }
  .bubble-icon { width: clamp(20px, 6.2cqw, 36px); height: clamp(20px, 6.2cqw, 36px); }
  .bubble-title { font-size: clamp(9.5px, 2cqw, 13.5px); font-weight: 600; line-height: 1.1; letter-spacing: -.01em; display: block; width: 100%; white-space: normal; text-wrap: balance; }
  .bubble:hover { transform: scale(1.05); }
  .bubble:hover .bubble-ring circle { opacity: 1; }
  .bubble[aria-selected="true"] { background: var(--c-white); box-shadow: 0 0 0 5px color-mix(in srgb, var(--c-gold-500) 22%, transparent), 0 0 40px -6px color-mix(in srgb, var(--c-gold-300) 80%, transparent); transform: scale(1.06); }
  .bubble[aria-selected="true"] .bubble-ring circle { opacity: 1; }
  .bubble.is-drawing .bubble-ring circle { animation: ring-draw var(--bubble-ms) var(--ease-out) both; }
  .s-dark .bubble { background: var(--c-plum-850); }
  .s-dark .bubble[aria-selected="true"] { background: color-mix(in srgb, var(--c-gold-500) 10%, var(--c-plum-850)); }
  .bubble[data-arm="1"] { left: 20%; top: 12.5%; }
  .bubble[data-arm="2"] { left: 80%; top: 12.5%; }
  .bubble[data-arm="3"] { left: 90.5%; top: 41%; }
  .bubble[data-arm="4"] { left: 86%; top: 71%; }
  .bubble[data-arm="5"] { left: 64%; top: 90%; }
  .bubble[data-arm="6"] { left: 36%; top: 90%; }
  .bubble[data-arm="7"] { left: 14%; top: 71%; }
  .bubble[data-arm="8"] { left: 9.5%; top: 41%; }
  /* entrance: bubbles appear one after another when the section first arrives */
  .js .set-section:not(.is-in) .bubble { opacity: 0; transform: scale(.6); }
  .js .set-section.is-in .bubble { animation: bubble-in .55s var(--ease-out) both; animation-delay: calc(var(--arm) * 90ms + 200ms); }
}
@keyframes bubble-in { from { opacity: 0; transform: scale(.6); } }
@keyframes ring-draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@media (min-width: 1100px) {
  .orbit { grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); align-items: center; }
  .orbit-stage { max-width: 640px; }
}

/* tethers + sparks (drawn by site.js) */
.tether { fill: none; stroke: var(--c-gold-500); stroke-width: 2.25; stroke-linecap: round; }
.tether-glow { fill: none; stroke: var(--c-gold-300); stroke-width: 7; stroke-linecap: round; opacity: .35; filter: blur(3px); }
.tether.is-drawing, .tether-glow.is-drawing { stroke-dasharray: 1; animation: tether-draw .38s var(--ease-out) both; }
@keyframes tether-draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
.tether-end { fill: var(--c-gold-500); }
.arc { fill: none; stroke: #FFF4D0; stroke-width: 2; stroke-linejoin: round; filter: drop-shadow(0 0 4px var(--c-gold-300)); }
.arc.is-drawing { stroke-dasharray: 1; animation: tether-draw .3s var(--ease-out) both; }
.spark { fill: #FFF6DA; }

/* octopus states (inline SVG) */
.octo-arm { transform-box: view-box; transform-origin: 626px 600px; transition: transform .7s var(--ease-out); }
.octo-arm[data-arm="1"], .octo-arm[data-arm="8"], .octo-arm[data-arm="7"], .octo-arm[data-arm="6"] { --lift: 2.2deg; }
.octo-arm[data-arm="2"], .octo-arm[data-arm="3"], .octo-arm[data-arm="4"], .octo-arm[data-arm="5"] { --lift: -2.2deg; }
.octo-arm.is-active { transform: rotate(var(--lift)); }
.arm-gold { transition: opacity .4s, fill .4s; }
.octopus.has-active .octo-arm:not(.is-active) .arm-gold { opacity: .55; }
.octopus.has-active .octo-arm:not(.is-active) .arm-nodes { opacity: .55; }
.arm-signal { stroke: #FFF1C2; stroke-dasharray: 1; stroke-dashoffset: 1; opacity: 0; }
.octo-arm.is-active .arm-signal { opacity: 1; stroke-dashoffset: 0; transition: stroke-dashoffset var(--signal-ms) var(--ease-out), opacity .2s; }
.arm-glow { fill: var(--c-gold-300); opacity: 0; transition: opacity .6s; pointer-events: none; }
.octo-arm.is-active .arm-glow { opacity: .9; transition-delay: .15s; }
.arm-nodes circle { transform-box: fill-box; transform-origin: center; transition: transform .4s var(--ease-out), fill .3s; }
.octo-arm.is-active .arm-nodes circle { fill: var(--c-gold-500); animation: node-pop .6s var(--ease-out) both; }
.octo-arm.is-active .arm-nodes circle[data-node="2"] { animation-delay: .08s; }
.octo-arm.is-active .arm-nodes circle[data-node="3"] { animation-delay: .16s; }
@keyframes node-pop { 40% { transform: scale(1.35); } }
.octo-arm.is-idle .arm-glow { animation: idle-glow 3.2s var(--ease-in-out) both; }
.octo-arm.is-idle .arm-signal { animation: idle-signal 3.2s var(--ease-in-out) both; }
@keyframes idle-glow { 0%, 100% { opacity: 0; } 35%, 60% { opacity: .75; } }
@keyframes idle-signal { 0% { opacity: 1; stroke-dashoffset: 1; } 40% { stroke-dashoffset: 0; opacity: 1; } 75% { opacity: .8; } 100% { opacity: 0; stroke-dashoffset: 0; } }

/* ---------- flow (visual cue) ---------- */
.flow { list-style: none; display: flex; gap: 0; margin: 1.6em 0 .4em; padding-top: 4px; counter-reset: f; }
.flow li { flex: 1 1 0; position: relative; display: grid; justify-items: center; gap: 10px; text-align: center; min-width: 0; }
.flow li::before { content: ''; position: absolute; top: 7px; left: -50%; right: 50%; height: 2px; background: linear-gradient(90deg, var(--c-gold-600), var(--c-gold-500)); }
.flow li:first-child::before { display: none; }
.flow-node { width: 16px; height: 16px; border-radius: 50%; background: var(--c-gold-500); box-shadow: 0 0 0 4px color-mix(in srgb, var(--c-gold-500) 22%, transparent); position: relative; z-index: 1; }
.flow-label { font: 500 .78rem/1.25 var(--font-mono); letter-spacing: .02em; color: var(--c-ink-muted); overflow-wrap: anywhere; padding-inline: 2px; }
.s-dark .flow-label { color: var(--c-reverse-muted); }
.flow-animate:not(.is-in) li::before { transform: scaleX(0); }
.flow-animate:not(.is-in) .flow-node { transform: scale(0); }
.flow-animate li::before { transform-origin: left; transition: transform .5s var(--ease-out); transition-delay: calc(var(--i) * 260ms); }
.flow-animate .flow-node { transition: transform .45s var(--ease-out); transition-delay: calc(var(--i) * 260ms + 180ms); }
.flow-vertical { flex-direction: column; gap: 18px; align-items: stretch; }
.flow-vertical li { justify-items: start; grid-template-columns: 16px 1fr; align-items: center; text-align: left; gap: 14px; }
.flow-vertical li::before { top: -18px; bottom: 50%; left: 7px; right: auto; width: 2px; height: auto; transform-origin: top; background: linear-gradient(180deg, var(--c-gold-600), var(--c-gold-500)); }
.flow-vertical .flow-label { font-size: .92rem; }
.flow-animate.flow-vertical:not(.is-in) li::before { transform: scaleY(0); }

/* ---------- educator ---------- */
.edu-grid { display: grid; gap: 40px; }
.edu-copy p { font-size: 1.1rem; color: var(--c-reverse); }
.edu-blocks { list-style: none; display: grid; gap: 16px; }
.edu-blocks li { padding: 24px; border-radius: var(--radius-lg); background: color-mix(in srgb, var(--c-plum-850) 80%, transparent); border: 1px solid color-mix(in srgb, var(--c-plum-500) 45%, transparent); }
.edu-blocks .icon { width: 36px; height: 36px; color: var(--c-gold-300); margin-bottom: 12px; }
.edu-blocks h3 { font-size: 1.3rem; margin-bottom: .3em; }
.edu-blocks p { margin: 0; color: var(--c-reverse-muted); }
@media (min-width: 720px) { .edu-blocks { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1080px) { .edu-grid { grid-template-columns: .9fr 1.1fr; gap: 64px; } }

/* ---------- builder ---------- */
.builder-grid { display: grid; gap: 40px; }
.builder-grid .section-head { margin-bottom: 0; }
.builder-visual { display: grid; place-items: center; }
.patient { position: relative; width: min(100%, 380px); display: grid; gap: 0; }
.patient-layer { display: flex; align-items: center; gap: 12px; margin-left: calc(var(--i) * 14px); margin-top: -6px; padding: 14px 18px; border-radius: 14px; font-weight: 600; color: #fff; background: color-mix(in srgb, var(--c-plum-700) calc(100% - var(--i) * 11%), var(--c-plum-400)); box-shadow: 0 14px 24px -16px rgba(38,17,30,.8), inset 0 1px 0 rgba(255,255,255,.12); position: relative; z-index: calc(10 - var(--i)); transition: transform .6s var(--ease-out), opacity .6s; transition-delay: calc(var(--i) * 120ms); }
.patient-layer .mono { color: var(--c-gold-300); font-size: .8rem; }
.patient-layer:last-child { background: var(--c-gold-500); color: var(--c-plum-900); }
.patient-layer:last-child .mono { color: var(--c-plum-700); }
.js .builder-visual:not(.is-in) .patient-layer { opacity: 0; transform: translateY(-18px); }
.layers { list-style: none; display: grid; gap: 14px; counter-reset: l; }
.layers li { display: grid; grid-template-columns: auto 1fr; gap: 16px; padding: 20px; border-radius: var(--radius-lg); background: var(--c-white); border: 1px solid var(--c-paper-200); }
.layer-n { color: var(--c-gold-800); font-weight: 500; padding-top: 3px; }
.layers h3 { font-size: 1.2rem; margin-bottom: .2em; }
.layers p { margin: 0; color: var(--c-ink-muted); }
@media (min-width: 900px) {
  .builder-grid { grid-template-columns: 1fr 1fr; align-items: center; }
  .layers { grid-column: 1 / -1; grid-template-columns: repeat(3, 1fr); }
}

/* ---------- motion stories ---------- */
.stories { list-style: none; display: grid; gap: 18px; }
.story { padding: 28px; border-radius: var(--radius-lg); background: color-mix(in srgb, var(--c-plum-850) 82%, transparent); border: 1px solid color-mix(in srgb, var(--c-plum-500) 45%, transparent); display: grid; gap: 12px; align-content: start; }
.story h3 { font-size: 1.35rem; }
.story .flow { margin: .4em 0 .8em; }
@media (min-width: 860px) { .stories { grid-template-columns: repeat(3, 1fr); } }

/* ---------- trust + faq ---------- */
.trust-grid { display: grid; gap: 48px; }
.trust-points { list-style: none; display: grid; gap: 12px; margin-top: 1.5em; }
.trust-points li { display: flex; gap: 12px; align-items: flex-start; }
.trust-points .icon { color: var(--c-gold-600); margin-top: 3px; stroke-width: 3; }
.faq details { border-bottom: 1px solid var(--c-paper-200); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 18px 2px; font-weight: 600; font-size: 1.05rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq .chev { transition: transform .25s var(--ease-out); color: var(--c-gold-800); }
.faq details[open] .chev { transform: rotate(90deg); }
.faq details p { color: var(--c-ink-muted); padding: 0 2px 18px; margin: 0; }
@media (min-width: 960px) { .trust-grid { grid-template-columns: 1fr 1fr; gap: 72px; } }

/* ---------- CTA band ---------- */
.cta-inner { text-align: center; display: grid; justify-items: center; }
.cta-inner .eyebrow { justify-content: center; }
.cta-inner .section-intro { margin-inline: auto; margin-bottom: 28px; }

/* ---------- footer ---------- */
.site-footer { position: relative; padding-block: 72px 28px; overflow: clip; isolation: isolate; }
.site-footer .bg img { opacity: .55; }
.foot-top { display: grid; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid color-mix(in srgb, var(--c-plum-500) 40%, transparent); }
.foot-brand .logo { height: 72px; width: auto; margin-bottom: 16px; }
.foot-fit { font-family: var(--font-display); font-style: italic; font-size: 1.2rem; color: var(--c-reverse); max-width: 30ch; }
.foot-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 24px; }
.foot-h { font: 500 .78rem/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--c-gold-300); margin-bottom: 14px; }
.foot-cols ul { list-style: none; display: grid; gap: 6px; }
.foot-cols a { color: var(--c-reverse-muted); text-decoration: none; font-size: .93rem; }
.foot-cols a:hover { color: #fff; }
.foot-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 22px; font-size: .85rem; color: var(--c-reverse-muted); }
.foot-bottom p { margin: 0; }
.foot-bottom ul { list-style: none; display: flex; gap: 20px; }
@media (min-width: 960px) { .foot-top { grid-template-columns: 1fr 1.4fr; } }

/* ---------- concept pages ---------- */
.concept-hero { position: relative; padding-top: 120px; padding-bottom: clamp(48px, 7vw, 96px); overflow: clip; isolation: isolate; }
.concept-hero-grid { display: grid; gap: 32px; align-items: center; }
.crumbs { font-size: .85rem; color: var(--c-reverse-muted); margin-bottom: 20px; }
.crumbs a { color: var(--c-reverse-muted); }
.concept-octo { position: relative; width: min(80vw, 440px); margin-inline: auto; }
.concept-octo svg, .concept-octo img { width: 100%; height: auto; display: block; }
.concept-bubble { position: absolute; right: -2%; top: -4%; width: 34%; aspect-ratio: 1; border-radius: 50%; background: var(--c-plum-850); box-shadow: 0 0 0 3px var(--c-gold-500), 0 0 40px -6px var(--c-gold-300); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; line-height: 1.1; text-align: center; color: #fff; font-weight: 600; font-size: clamp(.75rem, 2.4vw, 1rem); padding: 10%; }
.concept-bubble .icon { width: 30%; height: auto; flex: none; color: var(--c-gold-300); }
.concept-body { display: grid; gap: 48px; }
.concept-main .lead { font-weight: 400; font-size: 1.25rem; color: var(--c-ink); }
.concept-main .h3 { margin-top: 1.6em; }
.sibling-list { list-style: none; display: grid; gap: 4px; }
.sibling-list a { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; padding: 10px 12px; border-radius: var(--radius-md); text-decoration: none; }
.sibling-list a:hover { background: var(--c-white); }
.sibling-list a[aria-current] { background: var(--c-white); box-shadow: inset 3px 0 0 var(--c-gold-500); font-weight: 600; }
.sibling-list .mono { color: var(--c-gold-800); min-width: 1.2em; }
.sibling-list small { flex-basis: 100%; color: var(--c-ink-muted); padding-left: calc(1.2em + 12px); }
.concept-aside .foot-h { color: var(--c-gold-800); }
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--c-paper-200); }
.pager a { text-decoration: none; font-weight: 600; color: var(--c-plum-700); }
.pager .mono { color: var(--c-gold-800); font-weight: 500; }
.all-concepts { display: grid; gap: 40px; }
@media (min-width: 900px) {
  .concept-hero-grid { grid-template-columns: 1.1fr .9fr; }
  .concept-body { grid-template-columns: 1fr 300px; gap: 72px; }
  .all-concepts { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- booking ---------- */
.book-hero { padding-bottom: 56px; }
.book-grid { display: grid; gap: 32px; align-items: start; }
.book-form { display: grid; gap: 20px; }
.step { border: 1px solid var(--c-paper-200); background: var(--c-white); border-radius: var(--radius-lg); padding: clamp(20px, 3vw, 32px); margin: 0; min-width: 0; }
.step legend { float: left; width: 100%; font-family: var(--font-display); font-weight: 600; font-size: 1.35rem; margin-bottom: 18px; display: flex; align-items: center; gap: 12px; }
.step legend + * { clear: both; }
.step-n { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--c-gold-500); color: var(--c-plum-900); font-size: .9rem; }
.type-options { display: grid; gap: 12px; }
.type-option { display: flex; gap: 14px; align-items: flex-start; padding: 16px; border: 1.5px solid var(--c-paper-200); border-radius: var(--radius-md); cursor: pointer; transition: border-color .2s, background-color .2s; }
.type-option:hover { border-color: var(--c-gold-500); }
.type-option:has(input:checked) { border-color: var(--c-gold-500); background: color-mix(in srgb, var(--c-gold-500) 12%, var(--c-white)); }
.type-option input { accent-color: var(--c-plum-700); margin-top: 5px; width: 18px; height: 18px; flex: none; }
.type-option strong { display: block; }
.type-option span span { color: var(--c-ink-muted); font-size: .92rem; }
.tz-note { display: flex; gap: 8px; align-items: center; font-size: .92rem; color: var(--c-ink-muted); }
.tz-select select, .field input { width: 100%; min-height: 48px; padding: 10px 14px; border: 1.5px solid #D8CCBD; border-radius: var(--radius-md); background: #fff; font: inherit; color: var(--c-ink); }
.tz-select { display: block; margin-bottom: 16px; }
.hours-filter { display: flex; gap: 10px; align-items: center; font-size: .92rem; margin: -4px 0 16px; cursor: pointer; }
.hours-filter input { width: 18px; height: 18px; accent-color: var(--c-plum-700); }
.field input:focus, .tz-select select:focus { outline: none; border-color: var(--c-plum-700); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-gold-500) 45%, transparent); }
.field input[aria-invalid="true"] { border-color: var(--c-danger); }
.slots { display: grid; gap: 18px; }
.slot-day h3 { font-family: var(--font-body); font-size: .95rem; font-weight: 600; margin-bottom: 10px; color: var(--c-plum-700); }
.slot-list { display: flex; flex-wrap: wrap; gap: 8px; }
.slot { min-height: 44px; padding: 8px 14px; border-radius: var(--radius-pill); border: 1.5px solid #D8CCBD; background: #fff; cursor: pointer; font: 500 .95rem/1 var(--font-mono); color: var(--c-ink); }
.slot:hover { border-color: var(--c-gold-500); }
.slot[aria-pressed="true"] { background: var(--c-plum-700); border-color: var(--c-plum-700); color: #fff; }
.slots-more { justify-self: start; }
.field-grid { display: grid; gap: 16px; }
.field { display: grid; gap: 6px; font-weight: 500; font-size: .95rem; }
.field em { font-weight: 400; color: var(--c-ink-muted); }
.hp { position: absolute; left: -9999px; }
.turnstile { margin: 18px 0 8px; min-height: 65px; }
.form-error { color: var(--c-danger); font-weight: 500; }
.book-form .btn { margin-top: 8px; }
.book-aside { position: sticky; top: 96px; padding: 28px; border-radius: var(--radius-lg); background: var(--c-plum-900); color: var(--c-reverse); }
.book-aside h2 { color: #fff; }
.summary { display: grid; gap: 12px; margin: 0 0 24px; }
.summary dt { font: 500 .75rem/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--c-gold-300); margin-bottom: 4px; }
.summary dd { margin: 0; font-weight: 500; }
.how-it-works h3 { font-family: var(--font-body); font-size: 1rem; color: #fff; }
.how-it-works ol { padding-left: 1.2em; display: grid; gap: 8px; color: var(--c-reverse-muted); font-size: .95rem; }
.book-done { grid-column: 1 / -1; text-align: center; padding: clamp(32px, 6vw, 72px) 20px; background: var(--c-white); border-radius: var(--radius-lg); border: 1px solid var(--c-paper-200); }
.done-mark { display: inline-grid; place-items: center; width: 84px; height: 84px; border-radius: 50%; background: var(--c-gold-500); color: var(--c-plum-900); margin-bottom: 18px; box-shadow: 0 0 0 10px color-mix(in srgb, var(--c-gold-500) 20%, transparent); }
.done-mark .icon { stroke-width: 3; }
@media (min-width: 700px) { .field-grid { grid-template-columns: 1fr 1fr; } .field-wide { grid-column: 1 / -1; } }
@media (min-width: 1000px) { .book-grid { grid-template-columns: 1fr 360px; } }

/* ---------- legal ---------- */
.legal { padding-top: 140px; }
.legal .h3 { margin-top: 1.6em; }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  .hero-bg .bg-signal { display: none; }
}

/* ======================================================================
   Accessibility layer — WCAG 2.2 AAA
   ====================================================================== */
/* 2.4.7 / 2.4.13 Focus appearance: 3px ring with >=3:1 contrast against both paper and plum grounds */
:focus-visible { outline: 3px solid var(--c-plum-700); outline-offset: 3px; box-shadow: 0 0 0 6px var(--c-gold-300); }
.s-dark :focus-visible, .site-header :focus-visible, .book-aside :focus-visible { outline-color: var(--c-gold-300); box-shadow: 0 0 0 6px var(--c-plum-950); }
.bubble:focus-visible { outline-offset: 4px; }

/* Header: transparent only over a dark first section; solid on light pages (1.4.6 contrast) */
body.light-top .site-header { background: var(--c-plum-900); }

/* 2.5.5 Target size (enhanced): 44 x 44 CSS px for every standalone link and control */
.nav-list a:not(.btn), .foot-cols a, .foot-bottom a, .crumbs a, .pager a, .sibling-list a, .link-arrow, .sitemap-list a, .motion-toggle { min-height: 44px; display: inline-flex; align-items: center; }
.foot-cols a, .foot-bottom a { padding-block: 10px; }
.crumbs a { padding-inline: 2px; }
.nav-toggle, .btn-sm { min-height: 44px; min-width: 44px; }
.btn-sm { padding-inline: 1.1em; }

/* 2.2.2 Pause, stop, hide + 2.3.3 Animation from interactions: user control over all decorative motion */
.motion-toggle { background: none; border: 1px solid color-mix(in srgb, var(--c-reverse) 40%, transparent); color: var(--c-reverse); border-radius: var(--radius-pill); padding: 8px 16px; font: 500 .85rem var(--font-body); cursor: pointer; }
.motion-toggle:hover { border-color: var(--c-gold-300); color: #fff; }
.motion-toggle[aria-pressed="true"] { border-color: var(--c-gold-300); color: var(--c-gold-300); }
.hero-motion { position: absolute; right: clamp(16px, 4vw, 40px); top: 96px; z-index: 3; }
@media (min-width: 720px) { .hero-motion { top: auto; bottom: 88px; } }
@media (max-width: 719px) { .hero-motion { position: static; margin: 0 auto 16px; display: flex; } }
.motion-off *, .motion-off *::before, .motion-off *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
.motion-off .hero-bg .bg-signal { display: none; }
html.motion-off { scroll-behavior: auto; }

/* 3.1.5 Reading level: plain-language summary label */
.in-short { display: block; font: 500 .72rem/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--c-gold-800); margin-bottom: .5em; }
.s-dark .in-short { color: var(--c-gold-300); }
.summary-line { font-size: 1.15rem; font-weight: 500; color: var(--c-plum-700); border-left: 3px solid var(--c-gold-500); padding: 4px 0 4px 16px; margin-bottom: 1.4em; }

/* 3.1.4 Abbreviations + 3.1.3 Unusual words */
abbr[title] { text-decoration: underline dotted; text-underline-offset: .2em; text-decoration-thickness: 1px; cursor: help; }
a.gloss { color: inherit; text-decoration: underline dotted; text-decoration-color: var(--c-gold-600); text-underline-offset: .22em; text-decoration-thickness: 1.5px; }
a.gloss:hover { text-decoration-style: solid; }

/* 3.3.5 Help: field hints */
.hint { font-weight: 400; font-size: .85rem; line-height: 1.4; color: var(--c-ink-muted); }

/* Supporting pages */
.glossary { display: grid; gap: 0; margin-top: 1.5em; }
.glossary > div { padding: 16px 0; border-bottom: 1px solid var(--c-paper-200); scroll-margin-top: 96px; }
.glossary > div:target { background: color-mix(in srgb, var(--c-gold-500) 14%, transparent); border-radius: 8px; padding-inline: 12px; }
.glossary dt { font-weight: 600; font-size: 1.1rem; color: var(--c-plum-700); }
.glossary dd { margin: 4px 0 0; }
.sitemap-list { list-style: none; display: grid; gap: 2px; margin: 1em 0 2em; }
.sitemap-list a { font-weight: 600; color: var(--c-plum-700); }
.legal .proof-list li { align-items: flex-start; }
.legal a { color: var(--c-plum-700); }

/* 1.4.10 Reflow: long words never force sideways scrolling */
h1, h2, h3, .bubble-title, .flow-label, .lap-list { overflow-wrap: break-word; }
@media (max-width: 360px) { .h1 { font-size: 2.2rem; } .proof-strip ul { grid-template-columns: 1fr; } }

/* ======================================================================
   Colour scheme: the site is designed light+dark by section, not by OS setting.
   'only light' at the root stops browsers force-darkening the paper sections;
   dark sections declare 'dark' so native controls (checkboxes, selects) match them.
   ====================================================================== */
:root { color-scheme: only light; }
.s-dark, .site-header, .nav-list, .book-aside { color-scheme: dark; }

/* ======================================================================
   Booking page — dark plum
   ====================================================================== */
.booking.s-dark .step { background: color-mix(in srgb, var(--c-plum-850) 92%, transparent); border-color: color-mix(in srgb, var(--c-plum-500) 70%, transparent); color: var(--c-reverse); backdrop-filter: blur(6px); }
.booking.s-dark .step legend { color: #fff; }
.booking.s-dark .type-option { border-color: color-mix(in srgb, var(--c-plum-400) 80%, transparent); background: color-mix(in srgb, var(--c-plum-900) 60%, transparent); }
.booking.s-dark .type-option:hover { border-color: var(--c-gold-300); }
.booking.s-dark .type-option:has(input:checked) { border-color: var(--c-gold-500); background: color-mix(in srgb, var(--c-gold-500) 14%, var(--c-plum-850)); box-shadow: 0 0 0 1px var(--c-gold-500) inset; }
.booking.s-dark .type-option input { accent-color: var(--c-gold-500); }
.booking.s-dark .type-option strong { color: #fff; }
.booking.s-dark .type-option span span { color: var(--c-reverse-muted); }
.booking.s-dark .tz-note, .booking.s-dark .muted, .booking.s-dark .hint, .booking.s-dark .small { color: var(--c-reverse-muted); }
.booking.s-dark .tz-note strong { color: #fff; }
.booking.s-dark .link-btn, .booking.s-dark a { color: var(--c-gold-300); }
.booking.s-dark .hours-filter input { accent-color: var(--c-gold-500); }
.booking.s-dark .field { color: #fff; }
.booking.s-dark .field em { color: var(--c-reverse-muted); }
.booking.s-dark .field input, .booking.s-dark .tz-select select { background: var(--c-plum-950); border-color: var(--c-line-on-dark); color: var(--c-reverse); }
.booking.s-dark .field input:focus, .booking.s-dark .tz-select select:focus { border-color: var(--c-gold-300); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-gold-300) 45%, transparent); }
.booking.s-dark .field input[aria-invalid="true"] { border-color: var(--c-danger-on-dark); }
.booking.s-dark .form-error { color: var(--c-danger-on-dark); }
.booking.s-dark .slot-day h3 { color: var(--c-gold-300); }
.booking.s-dark .slot { background: var(--c-plum-950); border-color: var(--c-line-on-dark); color: var(--c-reverse); }
.booking.s-dark .slot:hover { border-color: var(--c-gold-300); }
.booking.s-dark .slot[aria-pressed="true"] { background: var(--c-gold-500); border-color: var(--c-gold-500); color: var(--c-plum-900); font-weight: 600; }
.booking.s-dark .book-aside { background: color-mix(in srgb, var(--c-plum-850) 94%, transparent); border: 1px solid color-mix(in srgb, var(--c-gold-500) 45%, transparent); box-shadow: 0 30px 60px -30px rgba(0,0,0,.7); }
.booking.s-dark .book-done { background: color-mix(in srgb, var(--c-plum-850) 94%, transparent); border-color: color-mix(in srgb, var(--c-gold-500) 45%, transparent); color: var(--c-reverse); }
.booking.s-dark .book-done h2 { color: #fff; }
.booking.s-dark .step-n { box-shadow: 0 0 0 4px color-mix(in srgb, var(--c-gold-500) 22%, transparent); }

/* Contact form (shares the dark booking styles) */
.booking.s-dark .field textarea, .booking.s-dark .field select { width: 100%; min-height: 48px; padding: 10px 14px; border: 1.5px solid var(--c-line-on-dark); border-radius: var(--radius-md); background: var(--c-plum-950); color: var(--c-reverse); font: inherit; }
.booking.s-dark .field textarea { min-height: 180px; resize: vertical; line-height: 1.5; }
.booking.s-dark .field textarea:focus, .booking.s-dark .field select:focus { outline: none; border-color: var(--c-gold-300); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-gold-300) 45%, transparent); }
.booking.s-dark .field textarea[aria-invalid="true"] { border-color: var(--c-danger-on-dark); }
.link-inline { color: var(--c-gold-300); text-decoration: underline; text-underline-offset: .18em; }
.contact .book-aside .how-it-works + .how-it-works { margin-top: 20px; }
.contact .book-aside a { color: var(--c-gold-300); }

/* ======================================================================
   Layout rhythm: steadier orbits, wider canvas, tighter vertical gaps
   ====================================================================== */
/* Orbit panels share one grid cell so the page never jumps when a bubble is chosen */
.orbit.is-stacked .orbit-panels { display: grid; }
.orbit.is-stacked .orbit-panels > .panel { grid-area: 1 / 1; margin: 0; }
.orbit.is-stacked .orbit-panels > .panel:not(.is-active) { visibility: hidden; }

/* Wider canvas on large screens; reading measure stays capped by ch-based max-widths */
.wrap { max-width: 1440px; }
@media (min-width: 1400px) {
  .orbit-stage { max-width: 700px; }
  .orbit { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 72px; }
  .panel p, .panel .proof-list { max-width: 68ch; }
}
/* Tighter vertical rhythm */
.section { padding-block: clamp(56px, 6.5vw, 112px); }
.section-head { margin-bottom: clamp(28px, 3.5vw, 48px); }
.concept-hero { padding-bottom: clamp(40px, 4.5vw, 72px); }
.concept-hero + .section, .hero + .section { padding-top: clamp(40px, 4.5vw, 72px); }
.book-hero { padding-bottom: clamp(32px, 3.5vw, 56px); }
.legal { padding-top: clamp(104px, 9vw, 132px); }