/* =========================================================
   Ashley Anand — portfolio
   Colours, fonts and spacing taken from the Framer version.
   ========================================================= */

:root {
  /* Colours */
  --cream: #FBF6F1;          /* page background */
  --card: #FFFDFB;           /* text cards on case studies */
  --purple: #4A2DA2;         /* main brand purple */
  --purple-soft: #4F33A4;    /* contact pill text */
  --navy: #121552;           /* project card borders, tool logos */
  --pink: #FCB7C9;           /* offset shadows */
  --ink: #1C1C1C;            /* body text */
  --divider: #C5B9D9;        /* contact divider line */
  --lavender: #EADFF1;       /* "Testing & Iterating" box */
  --green: #2F7625;          /* A11yson accent */
  --green-dark: #1F5216;

  /* Fonts — Futura PT from Adobe Fonts, Jost as a free look-alike while it loads.
     The kit (use.typekit.net/msm8fcd) publishes Book, Medium, Demi and Heavy.
     Keep all four in the kit: a weight that is dropped from it doesn't fall back
     to Jost, it is quietly swapped for the nearest Futura face the kit still
     has — 500 would drop to Book, 600 would jump to Heavy. */
  --font: "futura-pt", "Futura PT", Futura, "Jost", "Century Gothic", sans-serif;
  --book: 400;
  --medium: 500;    /* subtitles: the intro line and "Tools I use" */
  --demi: 600;      /* nav links, desktop and phone */
  --heavy: 700;

  /* Shadows */
  --shadow-sm: 3px 3px 0 var(--pink);
  --shadow-md: 6px 6px 0 var(--pink);

  /* Layout */
  --gutter: 20px;
  --column: 740px;           /* case study text column */
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font);
  font-weight: var(--book);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  cursor: url("../assets/img/cursor.png") 12 0, auto;
  cursor: image-set(url("../assets/img/cursor.png") 1x, url("../assets/img/cursor@2x.png") 2x) 12 0, auto;
}

a, button { cursor: url("../assets/img/cursor.png") 12 0, pointer; }

img, video { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

p { margin: 0; }

/* Visually hidden, still read by screen readers */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Show/hide helpers for the two layouts */
.phone-only { display: none; }
@media (max-width: 809px) {
  .desktop-only { display: none !important; }
  .phone-only { display: revert; }
}

/* =========================================================
   Top navigation (desktop)
   ========================================================= */
.top-nav {
  position: sticky;      /* stays at the top while the page scrolls (on home, once the work slides up) */
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 77px;
  padding: 0 40px;
  background: var(--cream);
}
.top-nav__logo img { width: 62px; height: 73px; max-width: none; }
.top-nav__links { display: flex; gap: 56px; }
.top-nav__links a {
  font-weight: var(--demi);
  font-size: 20px;
  line-height: 24px;
  color: var(--purple);
  transition: opacity .2s;
}
.top-nav__links a:hover { opacity: .65; }

/* On inner pages the logo stays pinned in the top-left corner */
.pinned-logo {
  position: fixed;
  top: 2px;
  left: 40px;
  z-index: 40;
}
.pinned-logo img { width: 62px; height: 73px; }

/* =========================================================
   Floating bottom nav (phone)
   ========================================================= */
.pill-nav {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  z-index: 50;
  display: none;
  align-items: center;
  gap: 32px;
  padding: 10px 22px;
  background: var(--cream);
  border-bottom: 2px solid var(--navy);   /* only the bottom edge: it curls up the round ends and fades out */
  border-radius: 100px;
  box-shadow: 2px 2px 0 var(--pink);
}
.pill-nav a {
  font-weight: var(--demi);
  font-size: 20px;
  color: var(--purple);
}
.pill-nav__logo { flex: none; }
.pill-nav__logo img { width: 40px; height: 47px; max-width: none; }

/* Home page (phone): keep the bottom nav hidden until the work slides up */
.pill-nav { transition: opacity .3s, transform .3s; }
.pill-nav.is-hidden { opacity: 0; transform: translate(-50%, 20px); pointer-events: none; }

@media (max-width: 809px) {
  .top-nav, .pinned-logo { display: none; }
  .pill-nav { display: flex; }
  body { padding-bottom: 104px; }
}

/* =========================================================
   Home — hero
   ========================================================= */
.hero {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100svh;
  z-index: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  /* The hero makes its own stacking context, so the blending video below can
     only reach a backdrop painted inside it — hence the cream here as well */
  background: var(--cream);
  isolation: isolate;
}
/* The video and the paused still share one box, so the still lines up exactly */
.hero__media {
  position: absolute;
  inset: 0;
}
.hero__video,
.hero__still {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;   /* never crops the title, whatever the window shape */
}
.hero__video { mix-blend-mode: multiply; }   /* the video has a white background; multiply drops the hero's cream in behind it */
.hero__still { display: none; }
.hero.is-paused .hero__video { visibility: hidden; }
.hero.is-paused .hero__still { display: block; }
.hero__play {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 2;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 90px;
  border: 2px solid var(--navy);
  background: var(--cream);
  color: var(--navy);
  padding: 0;
}
.hero__play svg { width: 22px; height: 22px; }
.hero__vertical {
  height: calc(100svh - 40px);
  width: auto;
  max-width: 92vw;
  object-fit: contain;
}
.hero__chevron {
  position: absolute;
  left: 50%;
  bottom: 18%;
  width: 28px;
  height: 28px;
  margin-left: -14px;
  color: var(--navy);
  opacity: 0;
  animation: chevron-in .6s 2.5s forwards, chevron-bob 1.6s 3.1s ease-in-out infinite;
}
@keyframes chevron-in { to { opacity: 1; } }
@keyframes chevron-bob { 50% { transform: translateY(6px); } }

/* Extra scroll so the title lingers before the work slides up */
.hero-hold { height: 315px; }

@media (max-width: 809px) {
  .hero-hold { height: 0; }
}

/* =========================================================
   Home — the section that slides over the hero
   ========================================================= */
.cover {
  position: relative;
  z-index: 10;
  background: var(--cream);
  border-radius: 20px 20px 0 0;
  padding: 40px var(--gutter) 40px;
}
.intro {
  text-align: center;
  font-weight: var(--medium);
  font-size: 20px;
  line-height: 24px;
  color: var(--purple);
  margin-bottom: 42px;
}
@media (max-width: 809px) {
  .cover { padding: 10px 10px 40px; }
  .intro { display: none; }
}

/* Project cards — thin border top/left, thick bottom/right, like the original */
.projects {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.project {
  display: flex;
  flex-direction: column;
  background: var(--cream);
  border: solid var(--navy);
  border-width: 2px 5px 5px 2px;
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
/* Hover: the card lifts up a little, and its shadow tucks in */
a.project:hover {
  transform: translateY(-8px);
  box-shadow: 3px 3px 0 var(--pink);
}
.project__img {
  width: 100%;
  aspect-ratio: 455 / 284;
  object-fit: cover;
}
.project__body { padding: 6px 7px 10px; }
.project__title {
  margin: 0;              /* the h2's default margin left a gap under the photo */
  font-weight: var(--heavy);
  font-size: 22px;
  line-height: 1.2;
  color: var(--ink);
}
.project__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0 6px;
  margin-top: 2px;
  font-weight: var(--medium);
  font-size: 16px;
  line-height: 1.2;
  color: var(--ink);
}
.project__tags span + span::before { content: "•"; margin: 0 8px 0 4px; }
.project__soon {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 10px;
  border: 1.5px solid var(--purple);
  border-radius: 100px;
  font-size: 13px;
  font-weight: var(--medium);
  color: var(--purple);
  vertical-align: middle;
}

@media (max-width: 809px) {
  .projects { grid-template-columns: 1fr; gap: 22px; }
  .project__title { font-size: 19px; }
  .project__tags { font-size: 13px; }
}

/* Tools ticker — moved by js/main.js so it can also be dragged */
.tools { margin-top: 40px; text-align: center; }
.tools h2 {
  margin: 0;
  font-weight: var(--medium);
  font-size: 20px;
  line-height: 24px;
  color: var(--purple);
}
.ticker {
  overflow: hidden;
  padding: 24px 0;
  cursor: grab;
  touch-action: pan-y;          /* let the page still scroll up/down on phones */
  user-select: none;
  -webkit-user-select: none;
}
.ticker.is-dragging { cursor: grabbing; }
.ticker__track {
  display: flex;
  width: max-content;
  gap: 40px;
  margin: 0;
  padding: 0;
  list-style: none;
  will-change: transform;
}
.ticker__track li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: var(--demi);
  font-size: 20px;
  line-height: 24px;
  color: var(--purple);
  white-space: nowrap;
}
.ticker__track li > svg { width: 32px; height: 32px; flex: none; color: var(--navy); }

/* =========================================================
   Contact footer (every page)
   ========================================================= */
.contact {
  margin: 40px auto 0;
  max-width: 706px;
  padding-top: 26px;
  border-top: 1px solid var(--divider);
  text-align: center;
  scroll-margin-top: 90px;
}
.contact--wide { max-width: 1088px; margin-top: 110px; margin-bottom: 60px; }
@media (max-width: 809px) { .contact--wide { margin-top: 60px; } }
.contact h2 {
  margin: 0 0 16px;
  font-weight: var(--medium);
  font-size: 20px;
  line-height: 24px;
  color: var(--purple);
}
.contact__links {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.contact__row { display: contents; }
.pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 2px solid var(--purple);
  border-radius: 20px;
  background: var(--cream);
  box-shadow: var(--shadow-sm);
  font-weight: var(--medium);
  font-size: 15px;
  line-height: 18px;
  color: var(--purple-soft);
  transition: transform .2s, box-shadow .2s;
}
.pill-btn:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--pink); }
.pill-btn--email { padding: 19px 20px; }
.pill-btn svg { width: 18px; height: 18px; }
.icon-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 2px solid var(--purple);   /* same weight as the email and resume pills */
  border-radius: 100px;
  color: var(--purple);
}
.icon-btn svg { width: 24px; height: 24px; }
.contact__meta {
  display: flex;
  white-space: nowrap;
  align-items: center;
  gap: 10px;
  font-weight: var(--medium);
  font-size: 12px;
  color: rgba(79, 51, 164, .8);
}
.contact__meta span + span::before { content: "•"; margin-right: 10px; }

@media (max-width: 809px) {
  .contact { margin-left: 10px; margin-right: 10px; }
  .contact__links { flex-wrap: wrap; gap: 12px 10px; }
  .contact__row { display: flex; align-items: center; gap: 10px; width: 100%; }
  .pill-btn--email { padding: 12px 18px; font-size: 13px; }
  .contact__meta { font-size: 11px; gap: 6px; }
  .contact__meta span + span::before { margin-right: 6px; }
}

/* =========================================================
   About page
   ========================================================= */
.about {
  display: grid;
  grid-template-columns: 384px minmax(0, 1fr);
  gap: 38px;
  max-width: 1170px;
  margin: 70px auto 0;
  padding: 0 var(--gutter);
}
.about__photo {
  width: 100%;
  aspect-ratio: 360 / 470;
  object-fit: cover;
  object-position: center 25%;
  border: solid var(--purple);
  border-width: 2px 5px 5px 2px;   /* thin top/left, thick bottom/right */
  border-radius: 20px;
  box-shadow: var(--shadow-md);
}
.about h1, .about h2 {
  margin: 0 0 10px;
  font-weight: var(--demi);
  font-size: 21px;
  line-height: 1.3;
  color: var(--purple);
}
.about h2 { margin-top: 26px; }
.about p { font-size: 19px; line-height: 30px; }
.about p + p { margin-top: 20px; }
.hobbies { display: flex; gap: 38px; margin: 26px 0 30px 20px; color: var(--purple); }
.hobbies svg { width: 38px; height: 38px; }

@media (max-width: 809px) {
  .about { grid-template-columns: 1fr; gap: 24px; margin-top: 30px; padding: 0 16px; }
  .about__title-phone { text-align: center; }
  .about__photo { aspect-ratio: 4 / 5; }
  .about p { font-size: 16px; line-height: 26px; }
  .hobbies { margin-left: 4px; }
}

/* =========================================================
   Case studies
   ========================================================= */
.cs-hero {
  width: 100%;
  height: clamp(220px, 28.5vw, 560px);
  object-fit: cover;
}
.cs {
  max-width: calc(var(--column) + 2 * var(--gutter));
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.cs__title {
  margin: 22px 0 14px;
  text-align: center;
  font-weight: var(--heavy);
  font-size: 27px;
  line-height: 1.2;
  color: var(--accent, var(--purple));
}
.cs__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.cs__tags li {
  padding: 1px 10px;
  border: 2.25px solid var(--accent-soft, rgba(74, 45, 162, .75));
  border-radius: 100px;
  box-shadow: 2px 2px 0 var(--pink);
  font-size: 13px;
  color: var(--accent, var(--purple));
}
.cs__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px 16px;
  margin: 15px 0 0;
  padding-top: 15px;
  border-top: 1.5px solid var(--accent-line, rgba(74, 45, 162, .6));
  font-size: 14px;
  color: var(--accent, var(--purple));
}
.cs b { font-weight: var(--medium); }   /* labels ("Timeline:", "Credits:", "ADHD") in Medium; the text after them stays Book */

.cs h2 {
  margin: 12px 0;
  scroll-margin-top: 100px;   /* lands clear of the sticky nav when jumped to */
  font-weight: var(--demi);
  font-style: italic;
  font-size: 16px;
  line-height: 1.3;
}
.cs p, .cs li { font-size: 18px; line-height: 1.5; font-weight: var(--book); }
.cs p + p { margin-top: 1.5em; }   /* one blank line between paragraphs */
.cs ul:not(.cs__tags), .cs ol { margin: 1.5em 0 0; padding-left: 20px; }   /* a blank line above, markers flush with the text edge */
.cs .gap { margin-top: 1.5em; }
.cs a.link { text-decoration: underline; text-underline-offset: 3px; }
.cs .small { font-size: 15px; line-height: 1.6; }
.cs .small + .small { margin-top: 10px; }
.cs .accent-word { color: var(--accent); }

/* "How might we" statement */
.cs .hmw {
  margin: 18px 0 16px;
  padding: 12px 20px;
  border-radius: 100px;
  background: var(--accent, var(--purple));
  box-shadow: 3px 3px 0 var(--accent-shadow, var(--pink));
  color: #fff;
  text-align: center;
  font-weight: var(--demi);
  font-size: 18px;
  line-height: 1.3;
  transition: transform .2s ease;
}
.cs .hmw:hover { transform: translateY(-4px); }

/* Two columns that stack on phone */
.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}
.split--images { margin: 22px 0 6px; }
.split--images img { width: 100%; border-radius: 14px; }

/* Lavender box (Testing & Iterating) */
.callout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 225px;
  gap: 20px;
  align-items: center;
  padding: 16px;
  border-radius: 20px;
  background: var(--lavender);
}
.callout .carousel { margin: 0; }
.callout .carousel__track { padding: 0; }
.callout .carousel__track > * { flex: 0 0 100%; }
.callout .carousel__track img { width: 100%; height: auto; border-radius: 10px; }

/* Big-number stat blocks under the title */
.stats {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin: 28px 0 36px;
}
/* On wide screens, reach a little past the text column so all four fit comfortably */
@media (min-width: 960px) { .stats { margin-left: -50px; margin-right: -50px; } }
/* Big number on the left, short label beside it */
.stat {
  flex: 0 1 auto;   /* only as wide as the number and label, no empty space */
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px 10px 12px;
  background: #fff;
  border: solid var(--accent, var(--purple));
  border-width: 0 2px 2px 0;   /* bottom and right only */
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
}
.stat__num {
  flex: 0 0 auto;
  font-weight: var(--heavy);
  font-size: 36px;
  line-height: 1;
  white-space: nowrap;
  color: var(--accent, var(--purple));
}
.stat__num small { font-size: 18px; font-weight: var(--demi); }
.stat__label { max-width: 11ch; font-size: 13px; line-height: 1.3; }

/* Pull quote */
.cs .quote {
  margin: 30px 0;
  padding: 4px 0 4px 20px;
  border-left: 5px solid var(--pink);
  font-weight: var(--demi);
  font-size: 24px;
  line-height: 1.3;
  color: var(--accent, var(--purple));
}
.cs .quote + p { margin-top: -18px; font-size: 15px; padding-left: 25px; }

/* Small idea tags */
.cs ul.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.chips li {
  padding: 5px 14px;
  border: 2.25px solid var(--accent-soft, rgba(74, 45, 162, .75));
  border-radius: 100px;
  background: #fff;
  box-shadow: 2px 2px 0 var(--pink);
  font-size: 15px;
  line-height: 1.3;
}

/* What testing changed */
.cs ul.changes { display: grid; gap: 10px; margin: 14px 0 0; padding: 0; list-style: none; }
.changes li {
  padding: 10px 14px;
  border-radius: 12px;
  background: #fff;
  font-size: 16px;
  line-height: 1.4;
}
.changes b { color: var(--accent, var(--purple)); }
.changes small { display: block; margin-top: 2px; font-size: 14px; opacity: .8; }

/* Links at the end of a case study */
.link-row { display: flex; flex-wrap: wrap; gap: 14px; margin: 36px 0 22px; }
.cs .pill-btn { border-color: var(--accent, var(--purple)); color: var(--accent, var(--purple-soft)); }
.link-row .phone-only { display: none; }   /* .pill-btn would otherwise show it on desktop */
@media (max-width: 809px) { .link-row .phone-only { display: inline-flex; } }

@media (max-width: 809px) {
  .cs { padding: 0 20px; }
  .cs__title { font-size: 22px; margin-top: 18px; }
  .cs__tags { gap: 8px; }
  .cs__tags li { font-size: 12px; padding: 1px 10px; }
  .cs__meta { display: block; text-align: left; margin: 14px 0 0; padding-top: 12px; border-top-width: 1.5px; font-size: 14px; }
  .cs__meta span { display: block; }               /* Timeline, Tools and Methods each on their own line */
  .cs__meta span + span { margin-top: 4px; }
  .cs h2 { font-size: 17px; margin-bottom: 16px; }
  .cs .small { font-size: 14px; }
  .cs .hmw { font-size: 13px; padding: 10px 14px; border-radius: 22px; }
  .split { grid-template-columns: 1fr; gap: 16px; }
  .callout { display: block; padding: 0; background: none; }
  .callout .carousel { margin-top: 18px; }
  .callout .carousel__track img { height: auto; width: 100%; }
  .stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 22px 0 28px; }
  .stat { padding: 10px 12px; gap: 8px; }
  .stat__num { font-size: 30px; }
  .stat__label { font-size: 12px; }
  .cs .quote { font-size: 20px; }
  .chips li { font-size: 14px; }
}

/* =========================================================
   Carousels (scroll + arrow buttons)
   ========================================================= */
.carousel { position: relative; margin: 36px 0 28px; }
.carousel__track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  padding: 4px 10px 12px 2px;
}
.carousel__track::-webkit-scrollbar { display: none; }
.carousel__track > * { scroll-snap-align: start; flex: 0 0 auto; }
.carousel__btn {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 40px;
  height: 40px;
  margin-top: -26px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, .2);
  color: #fff;
  transition: opacity .2s, background .2s;
}
.carousel__btn:hover { background: rgba(0, 0, 0, .4); }
.carousel__btn[disabled] { opacity: 0; pointer-events: none; }
.carousel__btn--prev { left: 14px; }
.carousel__btn--next { right: 14px; }
.carousel__btn svg { width: 40px; height: 40px; }

/* Text cards (fine print, final design) */
.info-card {
  width: 280px;
  padding: 22px 22px 18px;
  background: #fff;
  border: solid var(--accent, var(--purple));
  border-width: 0 5px 5px 1.5px;   /* no top, thin left, thick bottom/right */
  border-radius: 18px;
  box-shadow: 3px 3px 0 var(--pink);
}
.info-card h3 {
  margin: 0 0 6px;
  font-weight: var(--demi);
  font-size: 16px;
  line-height: 1.3;
  color: var(--accent, var(--purple));
}
.info-card p { font-size: 16px; line-height: 1.5; font-weight: var(--book); }

/* Final design: 2 × 2 grid on desktop, carousel on phone */
@media (min-width: 810px) {
  .carousel--grid .carousel__btn { display: none; }
}
.carousel .card-grid,
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 16px 0 22px;
  padding-right: 8px;
}
.card-grid .info-card { width: auto; }

/* Image strips */
.carousel--frame .carousel__track {
  gap: 20px;
  padding: 0;
  border: 1.5px solid var(--purple);
  border-radius: 16px;
  background: var(--card);
}
/* Fixed height, natural width, so photos keep their proportions */
.carousel__track img { max-width: none; width: auto; flex-shrink: 0; object-fit: contain; }
.carousel--frame .carousel__track img { height: 200px; }
.carousel--plain .carousel__track img { height: 240px; border-radius: 12px; }
.carousel--plain.carousel--sketches .carousel__track img { height: 176px; background: #fff; }

@media (max-width: 809px) {
  .info-card { width: 82vw; padding: 18px 20px; }
  .carousel .card-grid, .card-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 16px; padding: 4px 10px 12px 2px; scrollbar-width: none; margin: 0; }
  .card-grid .info-card { width: 82vw; flex: 0 0 auto; scroll-snap-align: start; }
  .carousel--frame .carousel__track img { height: 180px; }
  .carousel--plain .carousel__track img { height: 190px; }
  .carousel--plain.carousel--sketches .carousel__track img { height: 180px; }
  .carousel__btn { width: 32px; height: 32px; margin-top: -22px; }
  .carousel__btn svg { width: 32px; height: 32px; }
  .carousel__btn--prev { left: 8px; }
  .carousel__btn--next { right: 8px; }
}

/* Back-to-top on case studies */
.to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 45;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 2px solid var(--purple);
  border-radius: 100px;
  background: var(--cream);
  box-shadow: var(--shadow-sm);
  color: var(--purple);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}
.to-top.is-visible { opacity: 1; pointer-events: auto; }
.to-top svg { width: 22px; height: 22px; }
@media (max-width: 809px) { .to-top { bottom: 104px; right: 14px; } }

/* Section nav on case studies — built by js/main.js from the page's headings.
   Sits in the left margin, so it only appears on screens wide enough for it */
.cs-toc {
  position: fixed;
  top: 130px;
  left: 40px;
  z-index: 20;
  width: 200px;
  display: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}
.cs-toc.is-visible { opacity: 1; pointer-events: auto; }
.cs-toc ol {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.cs-toc a {
  display: block;
  padding: 5px 14px;
  border: 2px solid transparent;
  border-radius: 20px;
  font-weight: var(--medium);
  font-size: 15px;
  line-height: 1.3;
  color: var(--accent, var(--purple));
  opacity: .6;
  transition: opacity .2s, transform .2s, border-color .2s, box-shadow .2s;
}
.cs-toc a:hover { opacity: 1; transform: translateX(3px); }
.cs-toc a[aria-current="true"] {
  opacity: 1;
  border-color: var(--accent-soft, rgba(74, 45, 162, .75));
  background: var(--cream);
  box-shadow: 2px 2px 0 var(--pink);
}
.cs-toc a[aria-current="true"]:hover { transform: none; }
@media (min-width: 1300px) { .cs-toc { display: block; } }

/* A11yson page uses green instead of purple */
.theme-green { --accent: var(--green); --accent-shadow: var(--green-dark); --accent-soft: rgba(47, 118, 37, .75); --accent-line: rgba(47, 118, 37, .6); }
.cs .split > p { margin-top: 0; }