/* ==========================================================================
   Components, in the order they appear down the page.
   ========================================================================== */

/* ============================================================== 1. header = */
.hdr {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease);
}
/* Solid only once the page has moved — over the hero it should be invisible. */
.hdr.is-stuck {
  background: rgba(8, 11, 14, .82);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom-color: var(--line);
}
.hdr__in {
  display: flex; align-items: center; gap: var(--s-5);
  height: 72px;
}

.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
/* The wordmark carries the identity, so it is the logo file itself rather than
   text plus a mark. Height is fixed and width follows, which keeps the mosaic
   from ever being squashed. */
.brand__logo { height: 22px; width: auto; }
@media (max-width: 480px) { .brand__logo { height: 19px; } }

.nav { display: flex; align-items: center; gap: var(--s-5); margin-left: auto; }
.nav__link {
  font-size: var(--fs-sm); color: var(--ink-2);
  transition: color var(--t-fast) var(--ease);
}
.nav__link:hover { color: var(--ink); }
/* The nav's CTA exists for the mobile panel only — on desktop the button in
   .hdr__tools is the one, and two identical buttons in one bar read as a bug. */
.nav > .btn { display: none; }

.hdr__tools { display: flex; align-items: center; gap: var(--s-3); flex: 0 0 auto; }

/* Language pill. Two states, both always visible — a flag or a single letter
   makes people guess what the other option is. */
.lang {
  display: inline-flex; padding: 3px; gap: 2px;
  border: 1px solid var(--line); border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .04);
}
.lang button {
  appearance: none; border: 0; cursor: pointer;
  padding: 4px 10px; border-radius: var(--r-pill);
  background: transparent; color: var(--ink-3);
  font-size: var(--fs-2xs); font-weight: 620; letter-spacing: .06em;
  transition: color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.lang button:hover { color: var(--ink); }
.lang button[aria-pressed="true"] { background: var(--accent-soft); color: var(--accent-hot); }

/* Mobile menu button — hidden on desktop, where the nav is inline. */
.burger {
  display: none; appearance: none; cursor: pointer;
  width: 40px; height: 40px; padding: 0;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: rgba(255, 255, 255, .04);
}
.burger span {
  display: block; width: 16px; height: 1.5px; margin: 3px auto;
  background: var(--ink); border-radius: 2px;
  transition: transform var(--t-mid) var(--ease), opacity var(--t-fast) var(--ease);
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-4.5px) rotate(-45deg); }

/* ============================================================= 2. buttons = */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  padding: 12px 20px; border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-size: var(--fs-sm); font-weight: 620; letter-spacing: -.005em;
  cursor: pointer; white-space: nowrap;
  transition: transform var(--t-fast) var(--ease), background var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--accent); color: var(--accent-ink);
  box-shadow: 0 10px 30px -14px rgba(255, 106, 77, .8);
}
.btn--primary:hover { background: var(--accent-hot); }
.btn--ghost { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--accent-line); background: var(--accent-soft); color: var(--accent-hot); }
.btn--lg { padding: 15px 26px; font-size: var(--fs-md); }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btn svg { width: 16px; height: 16px; }

/* ================================================================ 3. hero = */
.hero {
  position: relative;
  padding-block: clamp(48px, 6vw, 92px) clamp(40px, 5vw, 72px);
  overflow: hidden;
  text-align: center;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero__in { position: relative; z-index: 1; max-width: 880px; }
/* A soft floor under the copy, so a bright pulse passing behind it can never
   take the contrast below readable. */
.hero__in::before {
  content: ""; position: absolute; inset: -6% -8%; z-index: -1;
  background: radial-gradient(ellipse 60% 58% at 50% 50%,
              rgba(6, 10, 20, .92) 0%, rgba(6, 10, 20, .72) 55%, transparent 78%);
}
.hero .eyebrow { justify-content: center; }
/* The wordmark sits where the reference puts the chip: the traces come out of
   it, so it has to be the optical centre of the field. */
.hero__logo {
  width: min(460px, 74vw); height: auto;
  margin: var(--s-5) auto var(--s-4);
}
.hero h1 { margin: 0; }
.hero h1 em {
  font-style: normal;
  background: var(--brand-ramp);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero__lede {
  margin: var(--s-4) auto 0;
  max-width: 58ch;
  font-size: var(--fs-lg);
  line-height: 1.5;
  color: var(--ink-2);
}
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--s-3); margin-top: var(--s-5); justify-content: center; }

/* Proof strip. Numbers, not adjectives. */
.stats {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s-4);
  margin-top: clamp(32px, 4vw, 52px);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
  position: relative; z-index: 1;
}
.stats dt {
  font-size: clamp(22px, 2vw, 30px); font-weight: 680; letter-spacing: -.03em;
  background: var(--brand-ramp); -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.stats dd { margin: 4px 0 0; font-size: var(--fs-xs); color: var(--ink-3); line-height: 1.35; }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* ============================================================ 4. services = */
.svc {
  position: relative;
  display: flex; flex-direction: column; gap: var(--s-2);
  padding: var(--s-5) var(--s-4) var(--s-4);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface), rgba(14, 22, 38, .5));
  overflow: hidden;
  transition: border-color var(--t-mid) var(--ease), transform var(--t-mid) var(--ease);
}
/* Each card takes one stop of the wordmark's ramp, in order, so the six
   services and the six colours of the logo are visibly the same set. */
.svc::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--c, var(--accent)); opacity: .8;
}
.grid > .svc:nth-child(1) { --c: var(--c-teal); }
.grid > .svc:nth-child(2) { --c: var(--c-cyan); }
.grid > .svc:nth-child(3) { --c: var(--c-blue); }
.grid > .svc:nth-child(4) { --c: var(--c-violet); }
.grid > .svc:nth-child(5) { --c: var(--c-mauve); }
.grid > .svc:nth-child(6) { --c: var(--c-coral); }
.svc:hover { border-color: var(--c, var(--accent-line)); transform: translateY(-2px); }
.svc__n {
  font-family: var(--font-mono); font-size: var(--fs-2xs);
  letter-spacing: .12em; color: var(--c, var(--accent));
}
.svc h3 { font-size: var(--fs-lg); }
.svc p { color: var(--ink-2); font-size: var(--fs-sm); line-height: 1.55; }

/* ============================================================= 5. process = */
.step {
  position: relative;
  padding: var(--s-4) 0 0 var(--s-4);
  border-left: 1px solid var(--line);
}
.step::before {
  content: ""; position: absolute; left: -4px; top: var(--s-5);
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 4px rgba(246, 119, 108, .14);
}
.grid > .step:nth-child(1)::before { background: var(--c-teal);   box-shadow: 0 0 0 4px rgba(36,150,155,.16); }
.grid > .step:nth-child(2)::before { background: var(--c-blue);   box-shadow: 0 0 0 4px rgba(71,144,212,.16); }
.grid > .step:nth-child(3)::before { background: var(--c-violet); box-shadow: 0 0 0 4px rgba(132,128,212,.16); }
.grid > .step:nth-child(4)::before { background: var(--c-coral);  box-shadow: 0 0 0 4px rgba(246,119,108,.16); }
.step__k { font-family: var(--font-mono); font-size: var(--fs-2xs); color: var(--ink-3); letter-spacing: .1em; }
.step h3 { margin-top: 2px; font-size: var(--fs-lg); }
.step p { margin-top: var(--s-2); color: var(--ink-2); font-size: var(--fs-sm); line-height: 1.5; }
.step__when {
  display: inline-block; margin-top: var(--s-3);
  padding: 3px 9px; border-radius: var(--r-pill);
  background: var(--good-soft); color: var(--good);
  font-family: var(--font-mono); font-size: var(--fs-3xs);
}

/* The stack, as one strip rather than a section of its own. */
.stackbar {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--s-3) var(--s-4);
  margin-top: clamp(28px, 3vw, 44px); padding-top: var(--s-5);
  border-top: 1px solid var(--line);
}
.stackbar__h {
  font-size: var(--fs-sm); font-weight: 600; color: var(--ink-3);
  letter-spacing: .02em; flex: 0 0 auto;
}
.stackbar__chips { display: flex; flex-wrap: wrap; gap: 6px; }
.stackbar__chips li {
  padding: 4px 10px; border-radius: var(--r-pill);
  border: 1px solid var(--line); background: rgba(120, 170, 255, .05);
  font-size: var(--fs-2xs); color: var(--ink-2);
}

/* ============================================================== 6. work == */
/* Two bands of project tiles travelling in opposite directions over a lit
   board. The movement is the effect: it reads at any scroll position, it does
   not fight the scrollbar, and it is two CSS animations rather than a scroll
   handler. */
.section--work {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 90% 120% at 50% 0%, rgba(71, 144, 212, .12), transparent 70%),
    var(--bg);
  border-block: 1px solid var(--line);
}
.board--work {
  color: #6FA8DC;
  mask-image: linear-gradient(180deg, transparent 0%, #000 22%, #000 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 22%, #000 88%, transparent 100%);
}
.section--work .shead {
  position: relative; z-index: 1;
  max-width: none;
  padding-inline: clamp(10px, 1.6vw, 22px);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 46ch);
  align-items: end; gap: var(--s-5) var(--s-7);
  margin-bottom: var(--s-5);
}
.section--work .shead .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.section--work .shead p { margin-top: 0; padding-bottom: 4px; }
@media (max-width: 860px) {
  .section--work .shead { grid-template-columns: minmax(0, 1fr); align-items: start; gap: var(--s-3); }
}

/* --- the two bands ------------------------------------------------------- */
.marq { position: relative; z-index: 1; display: grid; gap: 12px; }
.marq__row {
  overflow: hidden;
  /* the tiles dissolve at both edges rather than being sliced by the viewport */
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}
/* Each track holds the five projects twice, so translating it by exactly half
   its width returns it to where it started — the loop has no seam. */
.marq__track {
  display: flex; gap: 12px; width: max-content;
  animation: marq-left 64s linear infinite;
  will-change: transform;
}
.marq__row--b .marq__track { animation-name: marq-right; }
@keyframes marq-left  { from { transform: translateX(0); }    to { transform: translateX(-50%); } }
@keyframes marq-right { from { transform: translateX(-50%); } to { transform: translateX(0); } }
/* Reading one of them is easier if it holds still while you point at it. */
.marq:hover .marq__track { animation-play-state: paused; }

.tile {
  position: relative;
  flex: 0 0 auto;
  width: clamp(290px, 25vw, 400px);
  min-height: 208px;
  display: flex; flex-direction: column; gap: 8px;
  padding: var(--s-5) var(--s-4);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--surface), rgba(10, 16, 32, .82));
  overflow: hidden;
  transition: border-color var(--t-mid) var(--ease), background var(--t-mid) var(--ease);
}
.tile::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--c, var(--accent)); opacity: .85;
}
.tile:hover { border-color: var(--c); background: linear-gradient(160deg, var(--surface-2), rgba(10, 16, 32, .9)); }

/* One stop of the wordmark's ramp per project, wherever it appears. */
.tile--coral  { --c: var(--c-coral); }
.tile--blue   { --c: var(--c-blue); }
.tile--violet { --c: var(--c-violet); }
.tile--mauve  { --c: var(--c-mauve); }
.tile--teal   { --c: var(--c-teal); }

.tile__tag {
  font-family: var(--font-mono); font-size: var(--fs-3xs);
  letter-spacing: .12em; text-transform: uppercase; color: var(--c);
}
.tile__h { font-size: clamp(19px, 1.5vw, 25px); line-height: 1.14; letter-spacing: -.02em; }
.tile p { color: var(--ink-2); font-size: var(--fs-xs); line-height: 1.5; }
.tile__foot {
  display: flex; flex-wrap: wrap; gap: var(--s-4);
  margin: auto 0 0; padding-top: var(--s-3);
  border-top: 1px solid var(--line);
}
.tile__foot dt {
  font-size: clamp(16px, 1.2vw, 21px); font-weight: 660; letter-spacing: -.02em;
  line-height: 1.15; font-variant-numeric: tabular-nums;
  background: linear-gradient(180deg, var(--ink), var(--c));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.tile__foot dd { margin: 2px 0 0; font-size: var(--fs-3xs); color: var(--ink-3); line-height: 1.35; }

@media (max-width: 560px) {
  .tile { width: 84vw; min-height: 190px; padding: var(--s-4); }
}
/* Without motion the bands would sit frozen and half the tiles would be
   unreachable, so they become two ordinary scrollable strips instead. */
@media (prefers-reduced-motion: reduce) {
  .marq__track { animation: none; }
  .marq__row { overflow-x: auto; }
}

/* ================================================================= 9. faq = */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
  padding: var(--s-4) 0; cursor: pointer; list-style: none;
  font-size: var(--fs-lg); font-weight: 600; letter-spacing: -.01em;
  transition: color var(--t-fast) var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--accent-hot); }
.faq summary::after {
  content: ""; flex: 0 0 auto; width: 12px; height: 12px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--t-mid) var(--ease);
}
.faq details[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }
.faq details p { padding-bottom: var(--s-4); color: var(--ink-2); max-width: var(--maxw-text); }

/* ============================================================= 10. contact = */
.contact__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 64px);
  align-items: start;
}
@media (max-width: 900px) { .contact__grid { grid-template-columns: minmax(0, 1fr); } }

.form { display: grid; gap: var(--s-4); }
.field { display: grid; gap: 6px; }
.field label { font-size: var(--fs-sm); color: var(--ink-2); }
.field label span { color: var(--accent); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--line-strong); border-radius: var(--r-md);
  background: rgba(255, 255, 255, .04); color: var(--ink);
  font-size: var(--fs-sm);
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.field textarea { min-height: 132px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-3); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent-line); background: rgba(255, 106, 77, .06);
}
.field select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%),
                    linear-gradient(135deg, var(--ink-3) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
.field select option { background: var(--surface); color: var(--ink); }
/* Validation only speaks up once the field has been touched and left. */
.field.is-bad input, .field.is-bad textarea { border-color: #E4573D; }
.field__err { font-size: var(--fs-2xs); color: #FF8A72; display: none; }
.field.is-bad .field__err { display: block; }

/* The honeypot. Bots fill every field they find; people never see this one. */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form__note { font-size: var(--fs-2xs); color: var(--ink-3); }
.form__status {
  display: none; padding: var(--s-4);
  border-radius: var(--r-md); font-size: var(--fs-sm);
}
.form__status.is-on { display: block; }
.form__status--ok  { background: var(--good-soft); color: var(--good); border: 1px solid rgba(35,196,160,.3); }
.form__status--bad { background: rgba(228, 87, 61, .12); color: #FF8A72; border: 1px solid rgba(228,87,61,.35); }

.contact__aside { display: flex; flex-direction: column; gap: var(--s-5); }
.contact__card {
  padding: var(--s-5); border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--surface);
}
.contact__card h3 { font-size: var(--fs-lg); }
.contact__list { display: grid; gap: var(--s-3); margin-top: var(--s-4); }
.contact__list a {
  display: flex; align-items: center; gap: var(--s-3);
  text-decoration: none; color: var(--ink);
  padding: 12px 14px; border-radius: var(--r-md);
  border: 1px solid var(--line); background: rgba(255, 255, 255, .03);
  font-size: var(--fs-sm);
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.contact__list a:hover { border-color: var(--accent-line); background: var(--accent-soft); }
.contact__list svg { width: 18px; height: 18px; flex: 0 0 auto; color: var(--accent); }
.contact__list b { display: block; }
.contact__next {
  margin-top: var(--s-4); padding-top: var(--s-4); border-top: 1px solid var(--line);
  display: grid; gap: var(--s-2); counter-reset: n;
}
.contact__next li {
  display: flex; gap: var(--s-3); font-size: var(--fs-sm); color: var(--ink-2);
}
.contact__next li::before {
  counter-increment: n; content: counter(n);
  flex: 0 0 auto; width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
  font-family: var(--font-mono); font-size: var(--fs-3xs);
}
.contact__list span { font-size: var(--fs-2xs); color: var(--ink-3); }

/* ============================================================== 11. footer = */
.ftr { border-top: 1px solid var(--line); padding-block: var(--s-7) var(--s-6); }
.ftr__top { display: flex; flex-wrap: wrap; gap: var(--s-6); justify-content: space-between; }
.ftr__nav { display: flex; flex-wrap: wrap; gap: var(--s-5); }
.ftr__nav a { font-size: var(--fs-sm); color: var(--ink-2); text-decoration: none; }
.ftr__nav a:hover { color: var(--accent-hot); }
.ftr__bottom {
  margin-top: var(--s-6); padding-top: var(--s-5); border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: var(--s-4); justify-content: space-between;
  font-size: var(--fs-2xs); color: var(--ink-3);
}

/* ============================================================ 12. mobile == */
@media (max-width: 860px) {
  .burger { display: block; }
  .hdr__in { height: 64px; }
  /* The nav becomes a panel under the header; it is display:none when closed
     so it cannot be tabbed into while invisible. */
  .nav {
    position: fixed; inset: 64px 0 auto 0;
    display: none; flex-direction: column; align-items: stretch; gap: 0;
    margin: 0; padding: var(--s-4) var(--gutter) var(--s-6);
    background: rgba(8, 11, 14, .97);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    max-height: calc(100dvh - 64px); overflow-y: auto;
  }
  .nav.is-open { display: flex; }
  .nav__link {
    padding: 14px 0; font-size: var(--fs-lg); color: var(--ink);
    border-bottom: 1px solid var(--line);
  }
  .nav > .btn { display: inline-flex; margin-top: var(--s-4); }
  .hdr__tools .btn--primary { display: none; }   /* it lives in the panel instead */
}

/* ---------------------------------------------------------------------------
   Classes that replaced inline style attributes. They are here rather than in
   the markup because the site sends a Content-Security-Policy without
   'unsafe-inline': a style="" attribute is simply dropped by the browser.
   --------------------------------------------------------------------------- */
.u-gap-4 { gap: var(--s-4); }
.ftr__blurb { margin-top: var(--s-3); max-width: 42ch; }
.form__submit { display: flex; flex-wrap: wrap; gap: var(--s-4); align-items: center; }

/* 404 */
.nf { min-height: 70dvh; display: grid; place-items: center; text-align: center; }
.nf__in { max-width: 56ch; }
.nf__eyebrow { justify-content: center; }
.nf__h { margin-top: var(--s-4); font-size: var(--fs-3xl); }
.nf__p { margin-top: var(--s-4); }
.nf__cta { margin-top: var(--s-6); }

/* ---------------------------------------------- a tile links to its case -- */
/* The whole tile is a link to that project in the cases section. It is an <a>
   stretched over the card rather than a wrapper, because a link may not contain
   a heading. */
.tile__hit {
  position: absolute; inset: 0; z-index: 2;
  border-radius: var(--r-lg);
}
.tile__hit:focus-visible { outline: 2px solid var(--c, var(--accent-hot)); outline-offset: -3px; }
.tile:has(.tile__hit:hover) { border-color: var(--c); }
/* The heading picks up the tile's colour on hover, so it reads as a link. */
.tile:has(.tile__hit:hover) .tile__h { color: var(--c); }
.tile__h { transition: color var(--t-fast) var(--ease); }

.shead__more {
  display: inline-block; margin-left: var(--s-2);
  color: var(--accent-hot); text-decoration: none; white-space: nowrap;
  border-bottom: 1px solid var(--accent-line);
}
.shead__more:hover { border-bottom-color: var(--accent-hot); }

/* ================================================ 7. the cases section == */
.chero { padding-bottom: 0; }
.chero h1 { margin-top: var(--s-4); font-size: clamp(30px, 3.4vw, 54px); }
.chero__lede {
  margin-top: var(--s-4); max-width: 62ch;
  font-size: var(--fs-lg); line-height: 1.5; color: var(--ink-2);
}

/* The index: one card per case, each a link to its own page. */
.ccards {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 1.4vw, 18px);
}
@media (max-width: 1000px) { .ccards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px)  { .ccards { grid-template-columns: minmax(0, 1fr); } }

.ccard {
  position: relative; display: flex; flex-direction: column; gap: 8px;
  padding: var(--s-5) var(--s-4) var(--s-4);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--surface), rgba(10, 16, 32, .82));
  overflow: hidden;
  transition: border-color var(--t-mid) var(--ease), transform var(--t-mid) var(--ease);
}
.ccard::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--c); opacity: .85;
}
.ccard:hover { border-color: var(--c); transform: translateY(-2px); }
.ccard--coral  { --c: var(--c-coral); }
.ccard--blue   { --c: var(--c-blue); }
.ccard--violet { --c: var(--c-violet); }
.ccard--mauve  { --c: var(--c-mauve); }
.ccard--teal   { --c: var(--c-teal); }
.ccard__tag {
  font-family: var(--font-mono); font-size: var(--fs-3xs);
  letter-spacing: .12em; text-transform: uppercase; color: var(--c);
}
.ccard__h { font-size: clamp(19px, 1.5vw, 25px); line-height: 1.14; letter-spacing: -.02em; }
.ccard p { color: var(--ink-2); font-size: var(--fs-xs); line-height: 1.5; }
.ccard__facts {
  display: flex; flex-wrap: wrap; gap: var(--s-4);
  margin: auto 0 0; padding-top: var(--s-3); border-top: 1px solid var(--line);
}
.ccard__facts dt {
  font-size: var(--fs-md); font-weight: 660; letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(180deg, var(--ink), var(--c));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.ccard__facts dd { margin: 2px 0 0; font-size: var(--fs-3xs); color: var(--ink-3); }
.ccard__go { margin-top: var(--s-3); font-size: var(--fs-2xs); color: var(--c); }

/* --- one case, on its own page -------------------------------------------- */
.cpage--coral  { --c: var(--c-coral); }
.cpage--blue   { --c: var(--c-blue); }
.cpage--violet { --c: var(--c-violet); }
.cpage--mauve  { --c: var(--c-mauve); }
.cpage--teal   { --c: var(--c-teal); }
.cpage .eyebrow { color: var(--c); }
.cpage .eyebrow::before { background: var(--c); }
.cpage__back {
  /* Block, not inline-block: beside an inline-flex eyebrow the two ran onto
     one line and read as a single broken sentence. */
  display: block; width: fit-content; margin-bottom: var(--s-5);
  font-size: var(--fs-sm); color: var(--ink-3);
}
.cpage__back:hover { color: var(--c); }
.cpage h1 { margin-top: var(--s-4); font-size: clamp(28px, 3.2vw, 50px); }
.cpage__lede {
  margin-top: var(--s-4); max-width: 66ch;
  font-size: var(--fs-lg); line-height: 1.5; color: var(--ink-2);
}

/* The numbers sit right under the title: they are the reason to read on. */
.case__facts {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-4); margin: clamp(28px, 3vw, 44px) 0 0; padding: var(--s-5) 0;
  border-block: 1px solid var(--line);
}
@media (max-width: 620px) { .case__facts { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.case__facts dt {
  font-size: clamp(20px, 2vw, 32px); font-weight: 660; letter-spacing: -.025em;
  line-height: 1.15; font-variant-numeric: tabular-nums;
  background: linear-gradient(180deg, var(--ink), var(--c));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.case__facts dd { margin: 4px 0 0; font-size: var(--fs-2xs); color: var(--ink-3); line-height: 1.35; }

.case__cols {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-5) var(--s-7); margin-top: clamp(24px, 3vw, 40px);
}
@media (max-width: 860px) { .case__cols { grid-template-columns: minmax(0, 1fr); } }
.case__cols h2 {
  font-family: var(--font-mono); font-size: var(--fs-3xs); font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--c);
}
.case__cols h2 + p, .case__cols h2 + ul { margin-top: var(--s-3); }
.case__cols p { color: var(--ink-2); font-size: var(--fs-md); line-height: 1.65; max-width: 58ch; }
.case__list { display: grid; gap: 10px; }
.case__list li {
  position: relative; padding-left: 20px;
  font-size: var(--fs-sm); line-height: 1.55; color: var(--ink-2);
}
.case__list li::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 2px; background: var(--c);
}
.case__chips { display: flex; flex-wrap: wrap; gap: 6px; }
.case__chips li {
  padding: 6px 12px; border-radius: var(--r-pill);
  border: 1px solid var(--line); background: rgba(120, 170, 255, .05);
  font-size: var(--fs-2xs); color: var(--ink-2);
}

/* Previous / next, so the section can be read straight through. */
.cpn {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px;
  margin-top: clamp(32px, 4vw, 56px); padding-top: var(--s-5);
  border-top: 1px solid var(--line);
}
@media (max-width: 620px) { .cpn { grid-template-columns: minmax(0, 1fr); } }
.cpn__item {
  display: flex; flex-direction: column; gap: 6px;
  padding: var(--s-4);
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: rgba(120, 170, 255, .04);
  transition: border-color var(--t-fast) var(--ease);
}
.cpn__item:hover { border-color: var(--accent-line); }
.cpn__item--next { text-align: right; }
.cpn__item--next:only-child { grid-column: 2; }
.cpn__dir {
  font-family: var(--font-mono); font-size: var(--fs-3xs);
  letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3);
}
.cpn__h { font-size: var(--fs-md); font-weight: 600; letter-spacing: -.01em; }

.cend { text-align: center; }
.cend h2 { font-size: clamp(24px, 2.4vw, 36px); }
.cend p { margin-top: var(--s-3); color: var(--ink-2); }
.cend__btns { display: flex; flex-wrap: wrap; gap: var(--s-3); justify-content: center; margin-top: var(--s-5); }

/* --- the section index, grouped by direction ------------------------------ */
.cgroup + .cgroup { margin-top: clamp(32px, 4vw, 56px); }
.cgroup__h {
  display: flex; align-items: baseline; gap: var(--s-3);
  margin-bottom: var(--s-4); padding-bottom: var(--s-3);
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-xl); letter-spacing: -.015em;
}
.cgroup__n { font-family: var(--font-mono); font-size: var(--fs-2xs); color: var(--accent); }
.cgroup__count {
  margin-left: auto; font-family: var(--font-mono); font-size: var(--fs-2xs);
  color: var(--ink-3);
}
.cpage__client { margin-top: var(--s-3); font-size: var(--fs-sm); color: var(--ink-3); }
.cpage__dir {
  margin-top: var(--s-4); padding-top: var(--s-3); border-top: 1px solid var(--line);
  font-family: var(--font-mono); font-size: var(--fs-3xs);
  letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3);
}
/* How many cases sit behind a direction — a link into that group. */
.svc__count {
  position: absolute; top: var(--s-4); right: var(--s-4); z-index: 2;
  min-width: 22px; height: 22px; padding: 0 6px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--r-pill);
  border: 1px solid var(--line); background: rgba(120, 170, 255, .06);
  font-family: var(--font-mono); font-size: var(--fs-3xs); color: var(--c, var(--accent));
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.svc__count:hover { border-color: var(--c); background: rgba(120, 170, 255, .12); }

/* --- a case, laid out the way the deck lays out a slide -------------------- */
.cpage__top {
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  align-items: start; gap: var(--s-5) var(--s-7);
}
@media (max-width: 780px) { .cpage__top { grid-template-columns: minmax(0, 1fr); } }
/* The headline figure, where the deck puts it: top right of the slide. */
.cmetric { margin: 0; text-align: right; }
@media (max-width: 780px) { .cmetric { text-align: left; } }
.cmetric dt {
  font-family: var(--font-mono); font-size: var(--fs-3xs);
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
}
.cmetric__v {
  margin: 4px 0 0; font-size: clamp(20px, 2vw, 30px); font-weight: 660;
  letter-spacing: -.02em; color: var(--c); white-space: nowrap;
}
.cmetric__n { margin: 2px 0 0; font-size: var(--fs-2xs); color: var(--ink-3); }

.cpage__task {
  margin-top: var(--s-5); max-width: 76ch;
  font-size: var(--fs-lg); line-height: 1.5; color: var(--ink-2);
}
.cpage__task b { color: var(--c); font-weight: 600; }

.csub {
  margin-top: clamp(30px, 3.4vw, 48px); padding-bottom: var(--s-3);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: var(--fs-3xs); font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
}

/* The process, in the deck's order. */
.csteps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px; margin-top: var(--s-4); counter-reset: none;
}
.cstep {
  display: flex; flex-direction: column; gap: 6px;
  padding: var(--s-4);
  border: 1px solid var(--line); border-top: 2px solid var(--c); border-radius: var(--r-md);
  background: linear-gradient(160deg, var(--surface), rgba(10, 16, 32, .8));
}
.cstep__n { font-family: var(--font-mono); font-size: var(--fs-3xs); color: var(--c); }
.cstep__h { font-size: var(--fs-md); font-weight: 620; letter-spacing: -.01em; }
.cstep__t { font-size: var(--fs-xs); color: var(--ink-2); line-height: 1.5; }

/* The highlighted band the deck runs under a diagram. */
.cstrip {
  margin-top: var(--s-4); padding: var(--s-4);
  border: 1px dashed var(--line-strong); border-radius: var(--r-md);
  background: rgba(120, 170, 255, .04);
  font-size: var(--fs-sm); line-height: 1.55; color: var(--ink-2);
}

.cchs {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-5) var(--s-7); margin-top: var(--s-4);
}
@media (max-width: 780px) { .cchs { grid-template-columns: minmax(0, 1fr); } }
.cch h3 { font-size: var(--fs-md); letter-spacing: -.01em; }
.cch p { margin-top: 6px; font-size: var(--fs-sm); line-height: 1.55; color: var(--ink-2); }

.couts {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-5) var(--s-7); margin-top: var(--s-5);
}
@media (max-width: 780px) { .couts { grid-template-columns: minmax(0, 1fr); } }
.cout h3 { font-size: var(--fs-md); letter-spacing: -.01em; color: var(--c); }
.cout p { margin-top: 6px; font-size: var(--fs-sm); line-height: 1.55; color: var(--ink-2); }

.cstack {
  margin-top: var(--s-4);
  font-family: var(--font-mono); font-size: var(--fs-xs); line-height: 1.7; color: var(--ink-2);
}
.ccard__task { color: var(--c); font-weight: 600; }