/* ============================================================
   Irreductible — Case Studies
   Tokens, header, footer and shared components live in styles.css;
   this file only adds what the page needs on top.
   ============================================================ */

.cs-page { background: #000; }
.cs-page .site-header {
  background-color: #000;
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
.cs-main { background: #000; }

/* ---------- Header: product badge next to the wordmark ---------- */
.logo--product { gap: 12px; }
.logo__badge {
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  border: 1.5px solid rgba(var(--green-rgb), 0.55);
  border-radius: 6px;
  padding: 3px 9px 2px;
  line-height: 1;
  white-space: nowrap;
}

/* ---------- Shared bits ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 clamp(20px, 3vw, 32px);
  font-size: clamp(13px, 1.2vw, 15px);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grey);
}
.eyebrow__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  animation: dot-live 2s ease-in-out infinite;
  --dot-glow: rgba(var(--green-rgb), 0.65);
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 17px 30px;
  border: 1.5px solid var(--green);
  border-radius: 12px;
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  font-size: clamp(15px, 1.5vw, 19px);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  transition: background-color 0.28s var(--ease), color 0.28s var(--ease),
              box-shadow 0.28s var(--ease), transform 0.2s var(--ease);
}
.cta__bracket {
  color: var(--green);
  transition: transform 0.28s var(--ease), color 0.28s var(--ease);
}
.cta:hover {
  background: var(--green);
  color: var(--dark);
  box-shadow: 0 10px 34px rgba(var(--green-rgb), 0.28);
  transform: translateY(-2px);
}
.cta:hover .cta__bracket { color: var(--dark); }
.cta:hover .cta__bracket:first-child { transform: translateX(-4px); }
.cta:hover .cta__bracket:last-child  { transform: translateX(4px); }
.cta--solid { background: rgba(var(--green-rgb), 0.08); }
.cta--lg { padding: 21px 38px; }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}
.tags li {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-size: clamp(13px, 1.05vw, 15px);
  padding: 9px 18px;
  border-radius: 40px;
  transition: background-color 0.25s ease, color 0.25s ease;
}
.tags li:hover { background: rgba(255, 255, 255, 0.14); }

/* ============================================================
   HERO
   ============================================================ */
.cs-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding-block: clamp(72px, 11vw, 150px) clamp(88px, 11vw, 170px);
  background:
    radial-gradient(circle at 50% 65%, rgba(var(--green-rgb), 0.06), transparent 60%),
    #000;
}
.cs-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(var(--green-rgb), 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--green-rgb), 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 75%);
}
.cs-hero__title {
  font-family: 'Work Sans', var(--font);
  font-weight: 800;
  font-size: clamp(52px, 11vw, 148px);
  line-height: 0.94;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 0 0 28px;
}
.cs-hero__text {
  font-size: clamp(16px, 2vw, 21px);
  color: var(--grey);
  max-width: 560px;
  margin: 0 0 clamp(40px, 6vw, 72px);
}
.cs-hero__scroll {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grey);
  transition: color 0.25s ease;
}
.cs-hero__scroll:hover { color: var(--green); }

/* ============================================================
   CAPABILITIES
   ============================================================ */
.cs-capabilities {
  padding-block: clamp(64px, 8vw, 120px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.cs-capabilities__title {
  font-family: 'Work Sans', var(--font);
  font-weight: 800;
  font-size: clamp(38px, 6vw, 84px);
  text-transform: uppercase;
  line-height: 0.98;
  margin: 0 0 clamp(32px, 5vw, 56px);
}
.cs-cap-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.cs-cap-list li {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 32px);
  padding: clamp(16px, 2.4vw, 24px) 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition: background-color 0.3s ease;
}
.cs-cap-list li:hover { background: rgba(255, 255, 255, 0.03); }
.cs-cap-list__num {
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  color: var(--green);
  width: 44px;
  flex: none;
}
.cs-cap-list__name {
  flex: 1;
  font-family: 'Work Sans', var(--font);
  font-weight: 600;
  font-size: clamp(17px, 2.4vw, 30px);
}
.cs-cap-list__arrow {
  color: var(--grey);
  transition: transform 0.3s var(--ease), color 0.3s ease;
}
.cs-cap-list li:hover .cs-cap-list__arrow { transform: translateX(6px); color: var(--green); }

/* ============================================================
   WORK OVERVIEW
   ============================================================ */
.cs-work {
  padding-block: clamp(64px, 8vw, 120px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.cs-work__title {
  font-family: 'Work Sans', var(--font);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 60px);
  text-transform: uppercase;
  line-height: 1.06;
  margin: 0 0 clamp(32px, 5vw, 56px);
}
.cs-worklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.cs-worklist__item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.cs-worklist__item a {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 32px);
  padding: clamp(16px, 2.4vw, 22px) 4px;
  transition: background-color 0.3s ease;
}
.cs-worklist__item a:hover {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
.cs-worklist__num {
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  color: var(--accent);
  width: 44px;
  flex: none;
}
.cs-worklist__name {
  flex: 1;
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  font-size: clamp(15px, 1.8vw, 19px);
  letter-spacing: 0.01em;
}
.cs-worklist__market {
  color: var(--grey);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: right;
}

/* ============================================================
   CASE STUDY ARTICLES
   ============================================================ */
.cs-project {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding-block: clamp(72px, 10vw, 148px);
  background: var(--bg, #000);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.cs-project::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(color-mix(in srgb, var(--accent) 5%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 5%, transparent) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 15% 10%, #000 0%, transparent 60%);
}
.cs-project__inner {
  max-width: 860px;
  margin-inline: auto;
}
.cs-project__eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 13px;
  font-weight: 700;
  margin: 0 0 20px;
}
.cs-project__name {
  font-family: 'Work Sans', var(--font);
  font-weight: 800;
  font-size: clamp(34px, 6vw, 68px);
  text-transform: uppercase;
  line-height: 1;
  margin: 0 0 16px;
}
.cs-project__tagline {
  font-size: clamp(18px, 2.2vw, 24px);
  color: var(--grey);
  max-width: 620px;
  margin: 0 0 clamp(36px, 5vw, 56px);
}
.cs-project__meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  margin: 0 0 clamp(40px, 6vw, 64px);
}
.cs-project__meta dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--grey);
  margin: 0 0 8px;
}
.cs-project__meta dd {
  margin: 0;
  font-family: 'Work Sans', var(--font);
  font-weight: 600;
  font-size: clamp(14px, 1.4vw, 17px);
}
.cs-project__label {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  font-weight: 700;
  margin: 0 0 12px;
}
.cs-project__about,
.cs-project__body {
  margin: 0 0 clamp(40px, 6vw, 56px);
}
.cs-project__about p,
.cs-project__body p {
  color: var(--grey);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.6;
  max-width: 640px;
  margin: 0 0 14px;
}
.cs-project__about p:last-child,
.cs-project__body p:last-child { margin-bottom: 0; }
.cs-project__body h4 {
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  max-width: 640px;
  margin: 0 0 16px;
}
.cs-project__media {
  margin: 0 0 clamp(40px, 6vw, 56px);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.cs-project__media img { width: 100%; height: auto; display: block; }
.cs-project__media--sm { max-width: 520px; }
.cs-project__services { margin: 0 0 clamp(40px, 6vw, 56px); }
.cs-project__statement {
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 38px);
  line-height: 1.2;
  max-width: 680px;
  margin: 0 0 clamp(32px, 5vw, 44px);
}
.cs-project__cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  font-size: clamp(14px, 1.4vw, 16px);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--accent);
  border-bottom: 1.5px solid var(--accent);
  padding-bottom: 4px;
  transition: opacity 0.25s ease;
}
.cs-project__cta:hover { opacity: 0.68; }
.cs-project__next {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: clamp(48px, 7vw, 80px);
  padding-top: clamp(24px, 4vw, 36px);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.cs-project__next span {
  color: var(--grey);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 12px;
  font-weight: 600;
}
.cs-project__next strong {
  font-family: 'Work Sans', var(--font);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 24px);
  color: var(--white);
  transition: color 0.25s ease;
}
.cs-project__next:hover strong { color: var(--accent); }

/* ============================================================
   CONTACT / FINAL CTA
   ============================================================ */
.cs-contact {
  padding-block: clamp(80px, 11vw, 160px);
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 50% 30%, rgba(var(--green-rgb), 0.07), transparent 60%),
    #000;
}
.cs-contact__title {
  font-family: 'Work Sans', var(--font);
  font-weight: 800;
  font-size: clamp(38px, 7vw, 90px);
  text-transform: uppercase;
  line-height: 0.98;
  margin: 0 0 clamp(32px, 5vw, 48px);
}
.cs-contact__logo {
  width: clamp(150px, 18vw, 220px);
  height: auto;
  margin: 0 auto clamp(20px, 3vw, 28px);
}
.cs-contact__tagline {
  font-family: 'Work Sans', var(--font);
  font-weight: 600;
  font-size: clamp(16px, 2vw, 19px);
  margin: 0 0 8px;
}
.cs-contact__services {
  color: var(--grey);
  font-size: clamp(13px, 1.4vw, 15px);
  margin: 0 0 clamp(36px, 5vw, 48px);
}
.cs-contact .cta { margin-bottom: clamp(40px, 6vw, 56px); }
.cs-contact__copyright { color: var(--grey); font-size: 13px; margin: 0; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 640px) {
  .cs-project__meta { grid-template-columns: 1fr; gap: 16px; }
  .cs-worklist__market { display: none; }
  .cs-project__next { flex-direction: column; align-items: flex-start; }
}