/* =========================================================================
   Case Study — taz. Page-specific layouts.
   Inherits tokens, typography, .nav, .footer, and surface system from
   ../../styles.css. Component prefix: .cs-
   Shared shells (hero, glance, context, pains, gains, quote, rollout,
   proof, cta) mirror the Mopo and Tamedia studies for consistency.
   The signature surface here is .cs-shifts — three editorial before/after
   pairs on ink, the visual verdict of the taz story.
   ========================================================================= */

/* ============================================================
   Section grid overlay — same chrome pattern as the others.
   ============================================================ */
.s__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    repeating-linear-gradient(to right,
      var(--grid-line-drench) 0 1px,
      transparent 1px calc(100% / 12));
}
.s[data-surface="light"] .s__grid,
.s[data-surface="white"] .s__grid {
  background-image:
    repeating-linear-gradient(to right,
      var(--grid-line-light) 0 1px,
      transparent 1px calc(100% / 12));
}
.s[data-surface="ink"] .s__grid {
  background-image:
    repeating-linear-gradient(to right,
      rgba(255, 255, 255, 0.06) 0 1px,
      transparent 1px calc(100% / 12));
}

/* ============================================================
   HERO — Drench. Print, retired. Voices, cloned. Subscribers, kept.
   ============================================================ */
.cs-hero {
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--section-y) + 60px);
}
.cs-hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}
.cs-hero__text {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-content: end;
}
.cs-hero__ticker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  opacity: 0.85;
  margin: 0;
}
.cs-hero__dot {
  width: 8px;
  height: 8px;
  background: var(--white);
  display: inline-block;
  animation: cs-pulse 2.4s var(--ease-out-quart) infinite;
}
.cs-hero__sep { opacity: 0.5; }

.cs-hero__display {
  font-size: clamp(2.5rem, 7vw, 6rem);
  line-height: 0.88;
  letter-spacing: -0.045em;
  max-width: 18ch;
}
.cs-hero__lede {
  max-width: 52ch;
  font-size: clamp(1.125rem, 1.55vw, 1.5rem);
  line-height: 1.45;
  opacity: 0.92;
}
.cs-hero__chips {
  list-style: none;
  margin: clamp(12px, 2.5vw, 24px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.cs-hero__chips li {
  border: 1px solid rgba(255, 255, 255, 0.32);
  padding: 12px 18px;
}

/* Brand badge — left-aligned editorial sign-off. taz wordmark sits
   in a tight frame at a height that complements the headline mass. */
.cs-hero__brands {
  --cs-mark-h: clamp(72px, 8vw, 120px);
  display: grid;
  justify-items: start;
  align-items: start;
  margin-top: clamp(8px, 1.5vw, 16px);
}
.cs-hero__brand {
  display: grid;
  gap: clamp(10px, 1.5vw, 16px);
  justify-items: start;
  padding: 0;
}
.cs-hero__brand-label {
  opacity: 0.7;
  justify-self: start;
}
.cs-hero__brand-frame {
  width: auto;
  height: var(--cs-mark-h);
  display: flex;
  align-items: center;
  justify-content: flex-start;
}
.cs-hero__logo {
  height: 100%;
  width: auto;
  max-width: 100%;
  display: block;
  /* The Wikimedia taz SVG ships with its own white plate and brand red
     (#e30037) — we don't strip it. Same treatment as Mopo's coloured logo. */
  filter: none;
  opacity: 1;
}
@media (max-width: 560px) {
  .cs-hero__brands { --cs-mark-h: clamp(56px, 14vw, 88px); }
}

@keyframes cs-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.5; transform: scale(0.85); }
}

/* ============================================================
   AT-A-GLANCE — Light. Four numbers.
   ============================================================ */
.cs-glance__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(32px, 5vw, 64px);
}
.cs-glance__head { display: grid; gap: 12px; max-width: 28ch; }
.cs-glance__eyebrow { color: var(--rocket-blue); margin: 0; }
.cs-glance__title {
  color: var(--ink);
  font-size: clamp(1.75rem, 3.6vw, 3rem);
  line-height: 1.0;
}
.cs-glance__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(10, 10, 10, 0.14);
  border: 1px solid rgba(10, 10, 10, 0.14);
}
@media (max-width: 900px) {
  .cs-glance__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .cs-glance__grid { grid-template-columns: 1fr; }
}
.cs-glance__cell {
  background: var(--white-smoke);
  padding: clamp(24px, 3vw, 40px);
  display: grid;
  gap: 10px;
  align-content: end;
  min-height: 180px;
}
.cs-glance__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 0.92;
  letter-spacing: -0.04em;
  color: var(--rocket-blue);
  font-variant-numeric: tabular-nums;
  min-width: 4ch;
  display: inline-block;
}
.cs-glance__lbl {
  color: var(--graphite);
  max-width: 26ch;
}

/* ============================================================
   CONTEXT — Light. Two-column editorial setup.
   ============================================================ */
.cs-context__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}
@media (max-width: 880px) {
  .cs-context__inner { grid-template-columns: 1fr; }
}
.cs-context__eyebrow {
  display: block;
  color: var(--rocket-blue);
  margin: 0 0 18px;
}
.cs-context__statement {
  font-size: clamp(2.25rem, 5vw, 4.25rem);
  line-height: 0.92;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin: 0 0 18px;
}
.cs-context__statement em {
  font-style: italic;
  font-weight: 900;
  color: var(--rocket-blue);
}
.cs-context__caption { margin: 0; opacity: 0.65; }
.cs-context__caption a {
  color: var(--ink);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.cs-context__caption a:hover { opacity: 0.7; }
.cs-context__right { display: grid; gap: clamp(16px, 2vw, 24px); }
.cs-context__right .body {
  color: var(--graphite);
  font-size: clamp(1rem, 1.2vw, 1.1875rem);
  line-height: 1.6;
  max-width: 60ch;
}
.cs-context__facts {
  margin: clamp(12px, 2vw, 20px) 0 0;
  padding: clamp(18px, 2vw, 24px) 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 24px;
  border-top: 1px solid rgba(10, 10, 10, 0.18);
}
.cs-context__facts > div { display: grid; gap: 4px; }
.cs-context__facts dt { color: var(--rocket-blue); opacity: 0.85; }
.cs-context__facts dd {
  color: var(--ink);
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ============================================================
   PAINS — Drench. Three fronts. Coral signal foil.
   ============================================================ */
.cs-pains__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(40px, 6vw, 80px);
}
.cs-pains__head { display: grid; gap: 14px; max-width: 30ch; }
.cs-pains__head .mono { opacity: 0.7; }
.cs-pains__head .headline {
  font-size: clamp(1.75rem, 3.6vw, 3rem);
  line-height: 1.0;
}
.cs-pains__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
@media (max-width: 980px) {
  .cs-pains__list { grid-template-columns: 1fr; }
}
.cs-pains__item {
  position: relative;
  background: var(--rocket-blue);
  padding: clamp(28px, 3.2vw, 44px);
  display: grid;
  gap: 14px;
  align-content: start;
}
.cs-pains__sig {
  position: absolute;
  top: 0;
  left: 0;
  width: 32px;
  height: 4px;
  background: var(--signal-coral);
}
.cs-pains__no {
  font-size: 0.7rem;
  opacity: 0.8;
  margin-top: 6px;
}
.cs-pains__head-row {
  font-weight: 900;
  font-size: clamp(1.125rem, 1.6vw, 1.375rem);
  letter-spacing: -0.005em;
  line-height: 1.15;
  max-width: 24ch;
}
.cs-pains__body {
  font-size: clamp(0.95rem, 1.1vw, 1.0625rem);
  line-height: 1.55;
  opacity: 0.92;
  max-width: 38ch;
}

/* ============================================================
   SHIFTS — Ink (funeral surface, once per page).
   The taz-specific signature surface: three before/after pairs
   typed as the editorial verdict. Each item is a two-column
   declarative pair separated by an arrow.
   ============================================================ */
.cs-shifts { padding-top: var(--section-y); padding-bottom: var(--section-y); }

.cs-shifts__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(40px, 5vw, 72px);
}

.cs-shifts__head {
  display: grid;
  gap: clamp(14px, 2vw, 24px);
  max-width: 64ch;
}
.cs-shifts__eyebrow { opacity: 0.75; color: var(--white); margin: 0; }
.cs-shifts__verdict {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 3.6vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--white);
  margin: 0;
  text-transform: uppercase;
  max-width: 26ch;
}
.cs-shifts__verdict strong {
  font-weight: 900;
  background-image: linear-gradient(transparent 64%, var(--signal-coral) 64%, var(--signal-coral) 92%, transparent 92%);
  background-repeat: no-repeat;
  background-position: 0 0.05em;
  padding: 0 2px;
}
.cs-shifts__lede {
  max-width: 56ch;
  opacity: 0.78;
  margin: 0;
  color: var(--white-smoke);
}

.cs-shifts__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.cs-shifts__item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  padding: clamp(28px, 3.6vw, 56px) 0 clamp(28px, 3.6vw, 56px);
  display: grid;
  grid-template-columns: clamp(140px, 16vw, 220px) 1fr;
  gap: clamp(20px, 3vw, 48px);
  align-items: start;
  position: relative;
}
@media (max-width: 780px) {
  .cs-shifts__item {
    grid-template-columns: 1fr;
    gap: clamp(16px, 3vw, 24px);
  }
}

/* Section number, sits in the left rail */
.cs-shifts__no {
  color: var(--white);
  opacity: 0.7;
  align-self: start;
  padding-top: 6px;
  font-size: 0.75rem;
}

/* The before/after pair — three columns: before · arrow · after.
   On narrower viewports it stacks vertically and the arrow rotates. */
.cs-shifts__pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1.2fr);
  gap: clamp(16px, 3vw, 40px);
  align-items: center;
}
@media (max-width: 720px) {
  .cs-shifts__pair {
    grid-template-columns: 1fr;
    gap: clamp(14px, 3vw, 20px);
  }
}

.cs-shifts__before,
.cs-shifts__after {
  display: grid;
  gap: 10px;
  align-content: start;
}

.cs-shifts__tag {
  font-size: 0.65rem;
  opacity: 0.55;
  letter-spacing: 0.18em;
}
.cs-shifts__before .cs-shifts__tag { color: var(--white); }
.cs-shifts__after  .cs-shifts__tag { color: var(--signal-coral); opacity: 0.95; }

.cs-shifts__before-line {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.125rem, 1.8vw, 1.5rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--white);
  opacity: 0.55;
  /* The "before" reads as past tense — a soft strike-through
     decoration carries that without making the line illegible. */
  text-decoration: line-through;
  text-decoration-color: rgba(255, 255, 255, 0.35);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  max-width: 22ch;
}
.cs-shifts__before-sub {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--white-smoke);
  opacity: 0.55;
  max-width: 32ch;
}

.cs-shifts__after-line {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.375rem, 2.4vw, 2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  text-wrap: balance;
  max-width: 22ch;
}
/* Shift 03's "after" — the payoff line — gets the coral foil. */
.cs-shifts__after-line--accent {
  background-image: linear-gradient(transparent 64%, rgba(232, 78, 54, 0.6) 64%, rgba(232, 78, 54, 0.6) 94%, transparent 94%);
  background-repeat: no-repeat;
  background-position: 0 0.05em;
  padding: 0 2px;
  display: inline;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.cs-shifts__after-sub {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--white-smoke);
  opacity: 0.85;
  max-width: 38ch;
}

/* The arrow between before/after. Coral signal — this is the
   transition that the case study is about. */
.cs-shifts__arrow {
  display: grid;
  align-items: center;
  justify-content: center;
  color: var(--signal-coral);
  padding: 0 clamp(6px, 1vw, 14px);
}
.cs-shifts__arrow svg {
  width: clamp(48px, 4vw, 72px);
  height: 18px;
  display: block;
}
.cs-shifts__arrow svg path { stroke-dasharray: 80; stroke-dashoffset: 0; }
html.has-js .cs-shifts__arrow svg path {
  stroke-dasharray: 80;
  stroke-dashoffset: 80;
  transition: stroke-dashoffset 720ms var(--ease-out-quart);
  transition-delay: calc(var(--i, 0) * 120ms + 320ms);
}
.cs-shifts.is-in .cs-shifts__item .cs-shifts__arrow svg path { stroke-dashoffset: 0; }

@media (max-width: 720px) {
  .cs-shifts__arrow {
    transform: rotate(90deg);
    justify-self: start;
    padding: 4px 0;
  }
}

/* ============================================================
   GAINS — Drench. Three triplets, embedded white card.
   ============================================================ */
.cs-gains__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(40px, 6vw, 72px);
}
.cs-gains__head { display: grid; gap: 14px; max-width: 30ch; }
.cs-gains__head .mono { opacity: 0.7; }
.cs-gains__head .headline {
  font-size: clamp(1.75rem, 3.6vw, 3rem);
  line-height: 1.0;
}
.cs-gains__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2vw, 32px);
}
@media (max-width: 1000px) {
  .cs-gains__list { grid-template-columns: 1fr; }
}
.cs-gains__item {
  background: var(--white);
  color: var(--ink);
  padding: clamp(28px, 3vw, 44px);
  display: grid;
  gap: 12px;
  align-content: start;
}
.cs-gains__no { color: var(--rocket-blue); }
.cs-gains__head-row {
  color: var(--ink);
  font-weight: 900;
  font-size: clamp(1.125rem, 1.6vw, 1.4375rem);
  letter-spacing: -0.01em;
  line-height: 1.1;
  max-width: 24ch;
  margin: 4px 0 0;
}
.cs-gains__quip {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(0.95rem, 1.1vw, 1.0625rem);
  text-transform: uppercase;
  letter-spacing: -0.005em;
  color: var(--rocket-blue);
  margin: 0;
}
.cs-gains__body {
  color: var(--graphite);
  font-size: clamp(0.95rem, 1.05vw, 1.0625rem);
  line-height: 1.55;
  max-width: 40ch;
  margin: 0;
}
.cs-gains__metrics {
  list-style: none;
  margin: 8px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid rgba(10, 10, 10, 0.14);
  display: grid;
  gap: 6px;
  color: var(--ink);
}
.cs-gains__metrics li::before {
  content: "→ ";
  color: var(--rocket-blue);
  margin-right: 4px;
}

/* ============================================================
   QUOTE — Light. Signature ditto-mark card.
   ============================================================ */
.cs-quote__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}
.cs-quote__eyebrow { color: var(--rocket-blue); margin: 0; }

.cs-quote__card {
  position: relative;
  background: var(--white);
  padding: clamp(36px, 5vw, 72px) clamp(28px, 4vw, 64px);
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  border: 1px solid rgba(10, 10, 10, 0.06);
  overflow: hidden;
}
.cs-quote__ditto {
  position: absolute;
  top: -0.18em;
  left: clamp(8px, 1.5vw, 24px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(12rem, 22vw, 22rem);
  line-height: 1;
  color: var(--rocket-blue);
  opacity: 0.10;
  pointer-events: none;
  user-select: none;
}
.cs-quote__body {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.2vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--ink);
  text-wrap: balance;
  max-width: 36ch;
}
.cs-quote__foot {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(14px, 2vw, 24px);
  padding-top: clamp(18px, 2vw, 24px);
  border-top: 1px solid rgba(10, 10, 10, 0.12);
}
.cs-quote__avatar {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: var(--rocket-blue);
  color: var(--white);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  overflow: hidden;
}
.cs-quote__avatar-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}
.cs-quote__attr { display: grid; gap: 2px; }
.cs-quote__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  color: var(--ink);
  letter-spacing: -0.005em;
}
.cs-quote__role { color: var(--graphite); }
.cs-quote__logo {
  height: 28px;
  width: auto;
  max-width: 110px;
  opacity: 0.7;
}

/* ============================================================
   ROLLOUT — Light. Four-step rail.
   ============================================================ */
.cs-roll { border-top: 1px solid rgba(10, 10, 10, 0.08); }
.cs-roll__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(36px, 5vw, 64px);
}
.cs-roll__head { display: grid; gap: 14px; max-width: 26ch; }
.cs-roll__eyebrow { color: var(--rocket-blue); margin: 0; }
.cs-roll__title {
  color: var(--ink);
  font-size: clamp(1.75rem, 3.6vw, 3rem);
  line-height: 1.0;
}
.cs-roll__rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid rgba(10, 10, 10, 0.18);
}
@media (max-width: 960px) {
  .cs-roll__rail { grid-template-columns: 1fr; }
}
.cs-roll__step {
  padding: clamp(24px, 3vw, 36px) clamp(20px, 2.5vw, 28px) clamp(20px, 3vw, 32px) 0;
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
}
.cs-roll__step + .cs-roll__step {
  border-left: 1px solid rgba(10, 10, 10, 0.18);
  padding-left: clamp(20px, 2.5vw, 28px);
}
@media (max-width: 960px) {
  .cs-roll__step + .cs-roll__step {
    border-left: none;
    border-top: 1px solid rgba(10, 10, 10, 0.18);
    padding-left: 0;
    padding-top: clamp(20px, 3vw, 28px);
  }
}
.cs-roll__step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--rocket-blue);
}
.cs-roll__step + .cs-roll__step::before { left: clamp(20px, 2.5vw, 28px); }
@media (max-width: 960px) {
  .cs-roll__step + .cs-roll__step::before { left: 0; }
}
.cs-roll__no { color: var(--rocket-blue); }

.cs-roll__icon {
  width: 28px;
  height: 28px;
  color: var(--rocket-blue);
  display: block;
  margin-bottom: 4px;
}

/* Step 1 — Pick. Filled dot scales into the outlined circle, tick draws. */
html.has-js .cs-roll__icon--pick .cs-roll__icon-tick {
  stroke-dasharray: 14;
  stroke-dashoffset: 14;
  transition: stroke-dashoffset 480ms var(--ease-out-quart);
  transition-delay: 280ms;
}
.cs-roll__step.is-in .cs-roll__icon--pick .cs-roll__icon-tick { stroke-dashoffset: 0; }

/* Step 2 — Mic. Body strokes in, body fills. */
html.has-js .cs-roll__icon--mic .cs-roll__icon-mic-body {
  stroke-dasharray: 38;
  stroke-dashoffset: 38;
  transition: stroke-dashoffset 540ms var(--ease-out-quart);
  transition-delay: 180ms;
}
.cs-roll__step.is-in .cs-roll__icon--mic .cs-roll__icon-mic-body { stroke-dashoffset: 0; }

/* Step 3 — Pipe. Line between CMS box and audio arrow draws. */
html.has-js .cs-roll__icon--pipe .cs-roll__icon-line {
  stroke-dasharray: 8;
  stroke-dashoffset: 8;
  transition: stroke-dashoffset 420ms var(--ease-out-quart);
  transition-delay: 280ms;
}
.cs-roll__step.is-in .cs-roll__icon--pipe .cs-roll__icon-line { stroke-dashoffset: 0; }

/* Step 4 — Ship. Phone outline already there; play triangle pops in. */
html.has-js .cs-roll__icon--ship .cs-roll__icon-play {
  transform-origin: 14px 16px;
  transform-box: fill-box;
  transform: scale(0);
  transition: transform 360ms var(--ease-out-expo);
  transition-delay: 320ms;
}
.cs-roll__step.is-in .cs-roll__icon--ship .cs-roll__icon-play { transform: scale(1); }

.cs-roll__step-title {
  color: var(--ink);
  font-weight: 900;
  font-size: clamp(1.125rem, 1.5vw, 1.3125rem);
  letter-spacing: -0.005em;
  line-height: 1.15;
  max-width: 18ch;
}
.cs-roll__step-body {
  color: var(--graphite);
  font-size: 0.9375rem;
  line-height: 1.55;
  max-width: 32ch;
  margin: 0;
}

/* ============================================================
   PROOF STRIP — Light chip row.
   ============================================================ */
.cs-proof {
  padding-top: clamp(40px, 5vh, 64px);
  padding-bottom: clamp(40px, 5vh, 64px);
  border-top: 1px solid rgba(10, 10, 10, 0.08);
  border-bottom: 1px solid rgba(10, 10, 10, 0.08);
}
.cs-proof__row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.cs-proof__chip {
  border: 1px solid rgba(10, 10, 10, 0.32);
  padding: 12px 18px;
  color: var(--ink);
}

/* ============================================================
   CTA — Drench. Talk to Andrey.
   ============================================================ */
.cs-cta {
  min-height: 76vh;
  display: flex;
  align-items: center;
}
.cs-cta__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(18px, 2.5vw, 32px);
  max-width: 30ch;
}
.cs-cta__eyebrow { opacity: 0.7; margin: 0; }
.cs-cta__display {
  font-size: clamp(3rem, 10vw, 7.5rem);
  line-height: 0.86;
  letter-spacing: -0.045em;
}
.cs-cta__lede { max-width: 40ch; }
.cs-cta__actions {
  margin-top: clamp(8px, 2vw, 24px);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.cs-cta__btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 14px 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: background-color 180ms var(--ease-out-quart),
              color 180ms var(--ease-out-quart),
              transform 240ms var(--ease-out-quart);
}
.cs-cta__btn--primary {
  background: var(--white);
  color: var(--rocket-blue);
  border: 1px solid var(--white);
}
.cs-cta__btn--primary:hover {
  background: transparent;
  color: var(--white);
  transform: translateY(-1px);
}
.cs-cta__btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.5);
}
.cs-cta__btn--ghost:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

/* ============================================================
   ENTRANCE CHOREOGRAPHY — same one-shot pattern as the other studies.
   ============================================================ */
.reveal { opacity: 1; transform: none; }
html.has-js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 720ms var(--ease-out-quint),
    transform 720ms var(--ease-out-quint);
  transition-delay: calc(var(--i, 0) * 80ms);
  will-change: opacity, transform;
}
html.has-js .reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* Coral signal bar on pain cards extends 0 → 32px once the card lands. */
.cs-pains__item .cs-pains__sig { width: 32px; }
html.has-js .cs-pains__item .cs-pains__sig {
  width: 0;
  transition: width 540ms var(--ease-out-quart);
  transition-delay: calc(var(--i, 0) * 80ms + 320ms);
}
html.has-js .cs-pains__item.is-in .cs-pains__sig { width: 32px; }

/* ============================================================
   Reduced motion — everything freezes at the final, legible state.
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .cs-hero__dot { animation: none; }
  .cs-cta__btn { transition: none; }
  .cs-shifts__arrow svg path { transition: none; stroke-dashoffset: 0; }
  .cs-roll__icon * { transition: none !important; transform: none !important; stroke-dashoffset: 0 !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .cs-pains__item .cs-pains__sig { width: 32px; transition: none; }
}

/* ============================================================
   Accessibility — focus rings on interactive elements.
   ============================================================ */
.cs-cta__btn:focus-visible,
.cs-cta__actions a:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 3px;
}
.cs-context__caption a:focus-visible {
  outline: 2px solid var(--rocket-blue);
  outline-offset: 3px;
}