/* ==========================================================================
   Case Studies — studio page
   Soft UI · rich UX
   ========================================================================== */

.page-casestudies {
  --build: #1a2744;
  --sell: #ff5c1a;
  --scale: #3d5a80;
  --accent: #1a2744;
  --cs-ease: cubic-bezier(0.16, 1, 0.3, 1);
}

.page-casestudies[data-filter="sell"] { --accent: #ff5c1a; }
.page-casestudies[data-filter="scale"] { --accent: #3d5a80; }
.page-casestudies[data-filter="build"],
.page-casestudies[data-filter="full"] { --accent: #1a2744; }

.page-casestudies .header.is-ready .nav,
.page-casestudies .header.is-ready .header__end {
  opacity: 1;
  transform: none;
  filter: none;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.page-casestudies .pillar-hero {
  --hero-mx: 72%;
  --hero-my: 38%;
  min-height: min(100svh, 58rem);
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 70% at 80% 34%, rgba(255, 255, 255, 0.95), transparent 58%),
    radial-gradient(ellipse 46% 42% at 8% 82%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 62%),
    linear-gradient(168deg, #f1f2f6 0%, #f7f6f4 46%, #eef1f6 100%);
  transition: background 0.9s ease;
}

.page-casestudies .pillar-hero__watermark {
  top: 22%;
  right: 1%;
  font-size: clamp(5.5rem, 16vw, 11rem);
}

.page-casestudies .pillar-hero__visual {
  position: relative;
  z-index: 1;
  overflow: visible;
  isolation: isolate;
  min-height: 34rem;
  display: grid;
  place-items: center;
}

.page-casestudies .pillar-hero[data-accent="sell"] {
  background:
    radial-gradient(ellipse 80% 70% at 80% 34%, rgba(255, 255, 255, 0.95), transparent 58%),
    radial-gradient(ellipse 50% 45% at 14% 78%, rgba(255, 92, 26, 0.1), transparent 62%),
    linear-gradient(168deg, #f7f3ef 0%, #f7f6f4 46%, #f3ebe4 100%);
}

.page-casestudies .pillar-hero[data-accent="scale"] {
  background:
    radial-gradient(ellipse 80% 70% at 80% 34%, rgba(255, 255, 255, 0.95), transparent 58%),
    radial-gradient(ellipse 50% 45% at 14% 78%, rgba(61, 90, 128, 0.12), transparent 62%),
    linear-gradient(168deg, #eef2f6 0%, #f6f7f8 46%, #e8eef4 100%);
}

.page-casestudies .pillar-hero[data-accent="sell"] .pillar-hero__wash--accent {
  background: radial-gradient(circle, rgba(255, 92, 26, 0.22), transparent 68%);
}

.page-casestudies .pillar-hero[data-accent="scale"] .pillar-hero__wash--accent {
  background: radial-gradient(circle, rgba(61, 90, 128, 0.22), transparent 68%);
}

.page-casestudies .pillar-hero__crumb {
  background: rgba(255, 255, 255, 0.48);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.72);
}

.page-casestudies .pillar-hero__crumb em {
  color: var(--accent);
  transition: color 0.45s ease;
}

.page-casestudies .pillar-hero__title {
  font-size: clamp(3.05rem, 7.8vw, 5.3rem);
  letter-spacing: -0.055em;
}

.page-casestudies .pillar-hero__title-accent {
  background: linear-gradient(118deg, #1a2744 8%, #3d5a80 52%, #c45a28 130%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: background 0.7s ease;
}

.page-casestudies .pillar-hero[data-accent="sell"] .pillar-hero__title-accent {
  background: linear-gradient(118deg, #1a2744 0%, #ff5c1a 72%);
  -webkit-background-clip: text;
  background-clip: text;
}

.page-casestudies .pillar-hero[data-accent="scale"] .pillar-hero__title-accent {
  background: linear-gradient(118deg, #1a2744 8%, #3d5a80 82%);
  -webkit-background-clip: text;
  background-clip: text;
}

.page-casestudies .pillar-hero__lead {
  max-width: 31rem;
  color: rgba(29, 29, 31, 0.52);
}

.page-casestudies .pillar-hero__visual::before {
  content: "";
  position: absolute;
  inset: 4% 2% 8%;
  border-radius: 50%;
  background:
    radial-gradient(circle at var(--hero-mx, 58%) var(--hero-my, 36%), rgba(255, 255, 255, 0.96), transparent 44%),
    radial-gradient(circle at 70% 60%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 55%);
  filter: blur(8px);
  z-index: 0;
  pointer-events: none;
  transition: background 0.6s ease;
}

.cs-kicker {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.65rem;
  margin: 0 0 1.3rem;
  font-size: 0.7rem;
  font-weight: 620;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1;
  color: rgba(29, 29, 31, 0.46);
}

.cs-kicker i {
  width: 0.46rem;
  height: 0.46rem;
  border-radius: 50%;
  display: block;
  flex: 0 0 auto;
}

.cs-kicker i.build { background: radial-gradient(circle at 30% 30%, #8aa3c8, #1a2744); }
.cs-kicker i.sell { background: radial-gradient(circle at 30% 30%, #ffc898, #ff5c1a); }
.cs-kicker i.scale { background: radial-gradient(circle at 30% 30%, #9eb8d0, #3d5a80); }
.cs-kicker em { font-style: normal; color: rgba(29, 29, 31, 0.26); }

.page-casestudies .pillar-hero[data-accent="full"] .cs-kicker i,
.page-casestudies .pillar-hero[data-accent="build"] .cs-kicker i.build,
.page-casestudies .pillar-hero[data-accent="sell"] .cs-kicker i.sell,
.page-casestudies .pillar-hero[data-accent="scale"] .cs-kicker i.scale {
  animation: cs-dot-pulse 1.8s ease-in-out infinite;
}

@keyframes cs-dot-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, currentColor 0%, transparent); transform: scale(1); }
  50% { box-shadow: 0 0 0 6px color-mix(in srgb, #1a2744 8%, transparent); transform: scale(1.08); }
}

.cs-live {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 1.55rem;
  padding: 0.55rem 0.85rem 0.55rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 30px rgba(17, 17, 17, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  font-size: 0.78rem;
  color: rgba(29, 29, 31, 0.48);
  transition: opacity 0.28s ease, transform 0.4s var(--cs-ease);
}

.cs-live i {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
  transition: background 0.45s ease, box-shadow 0.45s ease;
}

.cs-live span {
  font-weight: 620;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.66rem;
}

.cs-live em {
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.cs-live.is-switching {
  opacity: 0;
  transform: translateY(6px);
}

/* Orbit */

.cs-orbit {
  position: absolute;
  inset: -4% -6% -8%;
  pointer-events: none;
  z-index: 0;
}

.cs-orbit__ring {
  position: absolute;
  left: 50%;
  top: 46%;
  border-radius: 50%;
  border: 1px solid rgba(26, 39, 68, 0.1);
  transform: translate(-50%, -50%);
}

.cs-orbit__ring--a {
  width: min(90%, 27rem);
  aspect-ratio: 1;
  animation: cs-spin 48s linear infinite;
}

.cs-orbit__ring--b {
  width: min(72%, 21rem);
  aspect-ratio: 1;
  border-color: color-mix(in srgb, var(--accent) 24%, transparent);
  animation: cs-spin 36s linear infinite reverse;
}

.cs-orbit__ring--c {
  width: min(50%, 15rem);
  aspect-ratio: 1;
  border-style: dashed;
  animation: cs-spin 28s linear infinite;
}

@keyframes cs-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.cs-orbs {
  position: absolute;
  inset: 6% 2% 10%;
  z-index: 4;
  pointer-events: none;
}

.cs-orb {
  pointer-events: auto;
  position: absolute;
  appearance: none;
  border: 0;
  margin: 0;
  width: 3.55rem;
  height: 3.55rem;
  padding: 0;
  border-radius: 50%;
  color: #fff;
  font-size: 0.56rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  display: grid;
  place-items: center;
  isolation: isolate;
  box-shadow:
    0 14px 28px rgba(17, 17, 17, 0.16),
    0 1px 0 rgba(255, 255, 255, 0.45) inset;
  transform: translate(var(--mx, 0px), var(--my, 0px)) scale(1);
  transition: transform 0.5s var(--cs-ease), filter 0.4s ease, opacity 0.4s ease;
  opacity: 0.78;
}

.cs-orb::before {
  content: "";
  position: absolute;
  inset: 14%;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.55), transparent 46%);
  pointer-events: none;
  z-index: 1;
}

.cs-orb svg {
  position: absolute;
  inset: -0.55rem;
  width: calc(100% + 1.1rem);
  height: calc(100% + 1.1rem);
  overflow: visible;
  pointer-events: none;
  z-index: 2;
}

.cs-orb__guide,
.cs-orb__run {
  fill: none;
  stroke-width: 1.35;
}

.cs-orb__guide { stroke: rgba(255, 255, 255, 0.28); }

.cs-orb__run {
  stroke: #fff;
  stroke-linecap: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  transform-origin: 50% 50%;
  transform: rotate(-90deg);
}

.cs-orb.is-on .cs-orb__run.is-run {
  animation: cs-orb-run 3.4s linear forwards;
}

@keyframes cs-orb-run {
  from { stroke-dashoffset: 100; }
  to { stroke-dashoffset: 0; }
}

.cs-orb span {
  position: relative;
  z-index: 3;
}

.cs-orb--build {
  left: 0;
  top: 16%;
  background: radial-gradient(circle at 32% 28%, #7a93b8, #1a2744);
}

.cs-orb--sell {
  right: -2%;
  top: 2%;
  width: 3.2rem;
  height: 3.2rem;
  background: radial-gradient(circle at 32% 28%, #ffc898, #ff5c1a);
}

.cs-orb--scale {
  right: 4%;
  bottom: 4%;
  width: 3rem;
  height: 3rem;
  background: radial-gradient(circle at 32% 28%, #b7cce0, #3d5a80 56%, #1a2f46);
}

.cs-orb.is-on,
.cs-orb:hover {
  opacity: 1;
  transform: translate(var(--mx, 0px), var(--my, 0px)) scale(1.1);
  filter: brightness(1.06);
}

.cs-orb.is-lit:not(.is-on) { opacity: 0.86; }

/* Solid scoreboard deck — always paints */

.cs-deck {
  position: relative;
  z-index: 3;
  width: min(100%, 23.5rem);
  justify-self: center;
}

.cs-deck__peeks {
  position: absolute;
  inset: 0.6rem -0.9rem -1.4rem 0.9rem;
  pointer-events: none;
  z-index: 0;
}

.cs-deck__peek {
  position: absolute;
  inset: 0;
  border-radius: 1.7rem;
  background: #eceae4;
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 18px 36px rgba(17, 17, 17, 0.08);
}

.cs-deck__peek--a {
  transform: translate(0.85rem, 0.85rem) rotate(3.5deg);
}

.cs-deck__peek--b {
  transform: translate(1.55rem, 1.55rem) rotate(7deg);
  background: #e4e2db;
}

.cs-deck__card {
  position: relative;
  z-index: 2;
  margin: 0;
  border-radius: 1.85rem;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 1) inset,
    0 28px 60px rgba(17, 17, 17, 0.12);
  transition: opacity 0.35s var(--cs-ease), transform 0.45s var(--cs-ease);
}

.cs-deck__card.is-switching {
  opacity: 0;
  transform: translateY(10px);
}

.cs-deck__media {
  height: 10.8rem;
  overflow: hidden;
  background: #1a2744;
}

.cs-deck__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cs-deck__body {
  padding: 1.1rem 1.25rem 1.2rem;
}

.cs-deck__head {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.35rem;
}

.cs-deck__head span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.75rem;
  height: 1.75rem;
  padding: 0 0.4rem;
  border-radius: 999px;
  background: #111;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.cs-deck__head p {
  margin: 0;
  font-size: 0.64rem;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(29, 29, 31, 0.4);
}

.cs-deck__num {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin: 0 0 0.3rem;
}

.cs-deck__num b {
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 6vw, 3.7rem);
  font-weight: 620;
  letter-spacing: -0.07em;
  line-height: 0.88;
  color: var(--ink);
}

.cs-deck__num small {
  font-size: 0.9rem;
  color: rgba(29, 29, 31, 0.42);
}

.cs-deck__body h2 {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.cs-deck__body > p:not(.cs-deck__num) {
  margin: 0 0 0.9rem;
  font-size: 0.94rem;
  line-height: 1.45;
  color: rgba(29, 29, 31, 0.52);
}

.cs-deck__bar {
  display: block;
  height: 2px;
  border-radius: 999px;
  background: rgba(29, 29, 31, 0.08);
  overflow: hidden;
}

.cs-deck__bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 40%, #ff5c1a));
}

.cs-deck__bar i.is-run {
  animation: cs-reel-fill 3.4s linear forwards;
}

@keyframes cs-reel-fill {
  from { width: 0; }
  to { width: 100%; }
}

.cs-deck__ticks {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.4rem;
  margin-top: 0.85rem;
}

.cs-deck__ticks button {
  appearance: none;
  margin: 0;
  padding: 0.7rem 0.4rem 0.65rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow: 0 10px 22px rgba(17, 17, 17, 0.05);
  cursor: pointer;
  text-align: left;
  color: rgba(29, 29, 31, 0.42);
  transition: color 0.3s ease, transform 0.4s var(--cs-ease), box-shadow 0.35s ease;
}

.cs-deck__ticks button b {
  display: block;
  font-size: 0.56rem;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.15rem;
}

.cs-deck__ticks button span {
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.cs-deck__ticks button.is-on,
.cs-deck__ticks button:hover {
  color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(17, 17, 17, 0.1);
}

.page-casestudies .pillar-hero[data-accent="sell"] .pillar-hero__watermark {
  transform: translate(3%, 4%) rotate(-6deg);
}

.page-casestudies .pillar-hero[data-accent="scale"] .pillar-hero__watermark {
  transform: translate(-2%, 6%) rotate(4deg);
}

/* --------------------------------------------------------------------------
   Intro chapter
   -------------------------------------------------------------------------- */

.cs-intro {
  position: relative;
  padding: clamp(5.5rem, 12vw, 9rem) 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 8% 12%, rgba(26, 39, 68, 0.04), transparent 58%),
    linear-gradient(185deg, #f4f4f6 0%, #fafaf8 42%, #fff 100%);
}

.cs-intro__field {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cs-intro__watermark {
  position: absolute;
  right: -2%;
  bottom: 2%;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(5rem, 16vw, 12rem);
  font-weight: 650;
  letter-spacing: -0.07em;
  line-height: 0.82;
  color: rgba(29, 29, 31, 0.03);
  user-select: none;
  transform: rotate(-7deg);
}

.cs-intro .shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(17rem, 0.8fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: center;
}

.cs-intro__chapter {
  display: block;
  margin-bottom: 1.1rem;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(29, 29, 31, 0.38);
}

.cs-intro__statement {
  margin: 0 0 1.6rem;
  max-width: 16ch;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 5.2vw, 3.7rem);
  font-weight: 600;
  letter-spacing: -0.048em;
  line-height: 1.04;
  color: var(--ink);
}

.cs-intro__copy {
  display: grid;
  gap: 1.05rem;
  max-width: 36rem;
}

.cs-intro__copy p {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.68;
  color: rgba(29, 29, 31, 0.56);
}

.cs-plate {
  padding: 2rem 1.8rem 1.9rem;
  border-radius: 2rem;
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.78), rgba(248, 247, 244, 0.55));
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 30px 70px rgba(17, 17, 17, 0.07);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  transform-style: preserve-3d;
}

.cs-plate__orbs {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

.cs-plate__orbs i {
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 50%;
  box-shadow: 0 8px 16px rgba(17, 17, 17, 0.12), 0 1px 0 rgba(255, 255, 255, 0.5) inset;
}

.cs-plate__orbs i:nth-child(1) { background: radial-gradient(circle at 32% 28%, #7a93b8, #1a2744); }
.cs-plate__orbs i:nth-child(2) { background: radial-gradient(circle at 32% 28%, #ffc898, #ff5c1a); }
.cs-plate__orbs i:nth-child(3) { background: radial-gradient(circle at 32% 28%, #9eb8d0, #3d5a80); }

.cs-plate span {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.66rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(29, 29, 31, 0.38);
}

.cs-plate p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.3vw, 1.65rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.25;
  color: var(--ink);
}

.cs-plate em {
  display: block;
  margin-top: 1.1rem;
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.55;
  color: rgba(29, 29, 31, 0.5);
}

/* --------------------------------------------------------------------------
   Studio
   -------------------------------------------------------------------------- */

.cs-studio {
  position: relative;
  padding: clamp(4.5rem, 9vw, 7rem) 0 3rem;
  overflow: hidden;
  background:
    radial-gradient(ellipse 50% 40% at 12% 0%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 58%),
    linear-gradient(180deg, #f6f6f8 0%, #f3f4f7 100%);
  transition: background 0.8s ease;
}

.cs-studio .shell { position: relative; z-index: 1; }

.cs-studio__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  margin-bottom: 2.25rem;
}

.cs-studio__bar h2 {
  margin: 0.35rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.8vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  color: var(--ink);
}

.cs-filters {
  position: relative;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  padding: 0.35rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow: 0 12px 30px rgba(17, 17, 17, 0.04);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.cs-filters__pill {
  position: absolute;
  top: 0.35rem;
  left: 0;
  height: calc(100% - 0.7rem);
  border-radius: 999px;
  background: #111;
  box-shadow: 0 10px 22px rgba(17, 17, 17, 0.2);
  transition: transform 0.5s var(--cs-ease), width 0.5s var(--cs-ease);
  pointer-events: none;
  z-index: 0;
}

.cs-filters button {
  position: relative;
  z-index: 1;
  appearance: none;
  border: 0;
  margin: 0;
  padding: 0.62rem 1rem;
  border-radius: 999px;
  background: transparent;
  color: rgba(29, 29, 31, 0.5);
  font: 560 0.86rem/1 var(--font-body);
  cursor: pointer;
  transition: color 0.3s ease;
}

.cs-filters button:hover { color: var(--ink); }
.cs-filters button.is-on { color: #fff; }

.cs-studio__frame {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(16rem, 0.8fr);
  min-height: 32rem;
  border-radius: 2.1rem;
  overflow: hidden;
  background: #0e0e0e;
  color: #fff;
  box-shadow: 0 40px 90px rgba(11, 13, 18, 0.24);
}

.cs-studio__stage {
  position: relative;
  min-height: 32rem;
  overflow: hidden;
}

.cs-studio__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.cs-studio__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  transition: opacity 0.75s var(--cs-ease), transform 1.4s var(--cs-ease), filter 0.6s ease;
}

.cs-studio__media img.is-back { opacity: 0; z-index: 0; }
.cs-studio__media img.is-front {
  opacity: 1;
  z-index: 1;
  animation: cs-ken 16s ease-in-out infinite alternate;
}

@keyframes cs-ken {
  from { transform: scale(1.06); }
  to { transform: scale(1.13) translate(-1.2%, 1%); }
}

.cs-studio__media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(90deg, transparent 35%, rgba(14, 14, 14, 0.55) 100%),
    linear-gradient(180deg, transparent 40%, rgba(14, 14, 14, 0.55) 100%);
  pointer-events: none;
}

.cs-studio__glow {
  position: absolute;
  right: -22%;
  bottom: -30%;
  width: 70%;
  height: 80%;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 42%, transparent), transparent 68%);
  filter: blur(10px);
  z-index: 2;
  pointer-events: none;
  transition: background 0.7s ease, transform 0.9s var(--cs-ease);
}

.cs-studio__frame[data-surface="sell"] .cs-studio__glow {
  background: radial-gradient(circle, rgba(255, 92, 26, 0.38), transparent 68%);
}

.cs-studio__copy {
  position: absolute;
  inset: auto 0 0;
  z-index: 3;
  display: grid;
  align-content: end;
  gap: 0.75rem;
  padding: clamp(1.7rem, 4vw, 2.6rem);
  background: linear-gradient(180deg, transparent, rgba(14, 14, 14, 0.9) 38%);
  transition: opacity 0.4s var(--cs-ease), transform 0.5s var(--cs-ease);
}

.cs-studio__frame.is-switching .cs-studio__copy {
  opacity: 0;
  transform: translateY(12px);
}

.cs-studio__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.66rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.cs-studio__kicker i {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.12);
}

.cs-studio__frame[data-surface="build"] .cs-studio__kicker i { background: #8aa3c8; }
.cs-studio__frame[data-surface="sell"] .cs-studio__kicker i { background: #ff5c1a; }
.cs-studio__frame[data-surface="scale"] .cs-studio__kicker i { background: #9eb8d0; }
.cs-studio__frame[data-surface="full"] .cs-studio__kicker i {
  background: linear-gradient(135deg, #8aa3c8, #ff5c1a);
}

.cs-studio__copy h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.05;
  max-width: 13ch;
}

.cs-studio__copy p {
  margin: 0;
  max-width: 34rem;
  font-size: 1.04rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.62);
}

.cs-studio__chips,
.cs-studio__metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.cs-studio__chips span,
.cs-studio__metrics span {
  padding: 0.42rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.78rem;
  font-weight: 560;
  color: rgba(255, 255, 255, 0.78);
}

.cs-studio__metrics span {
  animation: cs-in 0.5s var(--cs-ease) both;
}

.cs-studio__metrics span:nth-child(2) { animation-delay: 0.06s; }

@keyframes cs-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.cs-studio__metrics b {
  font-family: var(--font-display);
  margin-right: 0.25rem;
}

.cs-studio__go {
  margin-top: 0.35rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  color: #fff;
  text-decoration: none;
  font-weight: 560;
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  padding-bottom: 0.1rem;
  transition: gap 0.35s var(--cs-ease), border-color 0.3s;
}

.cs-studio__go:hover {
  gap: 0.7rem;
  border-color: #fff;
}

.cs-studio__rail {
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.06));
  border-left: 1px solid rgba(255, 255, 255, 0.06);
}

.cs-studio__pick {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.85rem;
  align-items: center;
  flex: 1;
  width: 100%;
  padding: 1.15rem 1.2rem;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: transparent;
  color: rgba(255, 255, 255, 0.5);
  text-align: left;
  cursor: pointer;
  transition: background 0.35s ease, color 0.3s ease, padding 0.45s var(--cs-ease);
}

.cs-studio__pick:last-child { border-bottom: 0; }

.cs-studio__pick:hover,
.cs-studio__pick.is-on {
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
}

.cs-studio__pick.is-on { padding-left: 1.45rem; }

.cs-studio__pick-orb {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.08);
}

.cs-studio__pick[data-cs-pick="growth"] .cs-studio__pick-orb {
  background: linear-gradient(135deg, #1a2744, #ff5c1a);
}
.cs-studio__pick[data-cs-pick="commerce"] .cs-studio__pick-orb {
  background: radial-gradient(circle at 32% 28%, #7a93b8, #1a2744);
}
.cs-studio__pick[data-cs-pick="marketplace"] .cs-studio__pick-orb {
  background: radial-gradient(circle at 32% 28%, #ffc898, #ff5c1a);
}
.cs-studio__pick[data-cs-pick="demand"] .cs-studio__pick-orb {
  background: radial-gradient(circle at 32% 28%, #9eb8d0, #3d5a80);
}

.cs-studio__pick b {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 0.15rem;
}

.cs-studio__pick strong {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.cs-studio__pick i {
  font-style: normal;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s, transform 0.35s var(--cs-ease);
}

.cs-studio__pick.is-on i,
.cs-studio__pick:hover i {
  opacity: 0.8;
  transform: none;
}

.cs-studio__pick.is-hidden {
  display: none;
}

/* --------------------------------------------------------------------------
   Mosaic
   -------------------------------------------------------------------------- */

.cs-mosaic {
  padding: 0 0 clamp(5rem, 10vw, 7.5rem);
  background: linear-gradient(180deg, #f3f4f7 0%, #fafafa 100%);
}

.cs-mosaic .shell { position: relative; z-index: 1; }

.cs-mosaic__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  grid-template-rows: minmax(14rem, 1fr) minmax(14rem, 1fr);
  gap: 0.9rem;
}

.cs-tile {
  position: relative;
  display: block;
  min-height: 14rem;
  border-radius: 1.7rem;
  overflow: hidden;
  color: #fff;
  text-decoration: none;
  isolation: isolate;
  box-shadow: 0 18px 44px rgba(17, 17, 17, 0.08);
  transition: transform 0.55s var(--cs-ease), box-shadow 0.45s ease;
}

.cs-tile:first-child {
  grid-row: 1 / span 2;
  min-height: 29rem;
}

.cs-tile:last-child {
  grid-column: 2 / span 2;
}

.cs-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform 0.9s var(--cs-ease), filter 0.5s ease;
}

.cs-tile::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(10, 10, 12, 0.78) 100%);
  z-index: 1;
}

.cs-tile:hover {
  transform: translateY(-5px);
  box-shadow: 0 28px 60px rgba(17, 17, 17, 0.14);
}

.cs-tile:hover img {
  transform: scale(1.06);
  filter: saturate(1.06);
}

.cs-tile.is-on {
  box-shadow:
    0 28px 60px rgba(17, 17, 17, 0.14),
    0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}

.cs-tile__meta {
  position: absolute;
  left: 1.2rem;
  right: 1.2rem;
  bottom: 1.15rem;
  z-index: 2;
}

.cs-tile__meta b {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
}

.cs-tile__meta span {
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.cs-tile__stat {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  z-index: 2;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  backdrop-filter: blur(10px);
}

.cs-tile.is-hidden {
  display: none;
}

/* --------------------------------------------------------------------------
   Process on this page
   -------------------------------------------------------------------------- */

.page-casestudies .process {
  background: transparent;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 980px) {
  .cs-deck { width: 100%; }
  .cs-orbs { display: none; }
  .page-casestudies .pillar-hero__visual { min-height: 0; place-items: stretch; }

  .cs-intro .shell,
  .cs-studio__frame,
  .cs-mosaic__grid {
    grid-template-columns: 1fr;
  }

  .cs-tile:first-child,
  .cs-tile:last-child {
    grid-row: auto;
    grid-column: auto;
    min-height: 16rem;
  }

  .cs-studio__stage { min-height: 28rem; }

  .cs-studio__rail { border-left: 0; border-top: 1px solid rgba(255, 255, 255, 0.06); }

  .cs-studio__bar { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .cs-deck__bar i,
  .cs-orb__run,
  .cs-studio__media img.is-front,
  .cs-studio__copy,
  .cs-tile img,
  .cs-filters__pill,
  .cs-orbit__ring,
  .cs-kicker i {
    animation: none !important;
    transition: none !important;
  }
}

html.perf-lite .cs-deck__card,
html.perf-lite .cs-plate,
html.perf-lite .cs-filters,
html.perf-lite .page-casestudies .pillar-hero__crumb,
html.perf-lite .cs-tile__stat,
html.perf-lite .cs-live {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

html.perf-lite .cs-orbit {
  display: none;
}

html.perf-lite .cs-studio__media img.is-front {
  animation: none !important;
}