/* ══════════════════════════════════════
   CASE STUDY PAGES — shared chrome
   Loaded after style.css; reuses --orange/--gold/--white/--gray/--graphite/--dark/--black
   ══════════════════════════════════════ */

body { background: #0B0B0E; }

/* ── Back link (same pattern as portfolio.html) ── */
.port-back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(246,247,248,0.55);
  text-decoration: none;
  padding: 14px 0;
  transition: color 0.2s;
}
.port-back:hover { color: #FF6A00; }
.port-back svg { transition: transform 0.2s; }
.port-back:hover svg { transform: translateX(-4px); }

/* ── Site preview modal (identical to portfolio.html) ── */
.site-modal {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  flex-direction: column;
  background: #0B0B0E;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.site-modal.open { opacity: 1; pointer-events: auto; }
.site-modal__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  background: #111114;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
  gap: 16px;
}
.site-modal__title {
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.site-modal__url {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  padding: 6px 14px;
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  color: rgba(255,255,255,0.38);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 420px;
}
.site-modal__actions { display: flex; align-items: center; gap: 10px; }
.site-modal__close {
  display: flex;
  align-items: center;
  gap: 7px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  padding: 7px 14px;
  color: rgba(255,255,255,0.65);
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}
.site-modal__close:hover { background: rgba(255,255,255,0.13); color: #fff; }
.site-modal__frame { flex: 1; min-height: 0; border: none; display: block; background: #fff; }

/* ── Diagram lightbox (identical to portfolio.html) ── */
.img-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  padding: 8vh 5vw 5vh;
  background: rgba(11,11,14,0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.img-lightbox.open { opacity: 1; pointer-events: auto; }
.img-lightbox__img {
  max-width: 100%;
  max-height: 82vh;
  border-radius: 8px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5);
  cursor: zoom-in;
  transition: max-width 0.3s ease, max-height 0.3s ease;
  margin: auto;
}
.img-lightbox__img.zoomed { max-width: none; max-height: none; width: 1100px; cursor: zoom-out; }
.img-lightbox__actions { position: fixed; top: 24px; right: 24px; display: flex; align-items: center; gap: 10px; z-index: 1; }
.img-lightbox__close, .img-lightbox__download {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: rgba(246,247,248,0.85);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 100px;
  padding: 9px 18px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.img-lightbox__close:hover, .img-lightbox__download:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.28); }

/* ── CTA band + footer (identical classes to portfolio.html so styling matches sitewide) ── */
.port-cta {
  background: #0B0B0E;
  padding: 80px 5% 100px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 36px;
}
.port-cta__left { min-width: 0; }
.port-cta__eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #FF6A00;
  margin-bottom: 14px;
}
.port-cta__h {
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: clamp(40px, 6vw, 90px);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  line-height: 0.92;
  margin: 0;
}
.port-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #FF6A00;
  color: #fff;
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: clamp(13px, 1.1vw, 15px);
  font-weight: 900;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  padding: 18px 36px;
  border-radius: 100px;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: 0 8px 40px rgba(255,106,0,0.3);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.port-cta__btn:hover { transform: translateY(-3px); box-shadow: 0 14px 52px rgba(255,106,0,0.45); }
.port-cta__btn svg { flex-shrink: 0; }

/* ══════════════════════════════════════
   CASE STUDY — page-specific
   ══════════════════════════════════════ */

.cs-header {
  padding: 118px 5% 0;
}

.cs-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 28px 0 18px;
  flex-wrap: wrap;
}
.cs-meta__tag {
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #FF6A00;
}
.cs-meta__dot { width: 4px; height: 4px; border-radius: 50%; background: rgba(246,247,248,0.25); }
.cs-meta__year {
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(246,247,248,0.4);
}

.cs-title {
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: clamp(38px, 6.4vw, 96px);
  font-weight: 900;
  color: #fff;
  line-height: 0.94;
  letter-spacing: -0.03em;
  max-width: 18ch;
  margin: 0 0 28px;
}

.cs-hero {
  margin: 0 5% 64px;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 16/8;
  background: #16161a;
}
.cs-hero img { width: 100%; height: 100%; object-fit: cover; display: block; }

.cs-body {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 6% 40px;
}

.cs-eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #FF6A00;
  margin: 64px 0 16px;
}
.cs-eyebrow:first-child { margin-top: 0; }

.cs-h2 {
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0 0 22px;
}

.cs-story p {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.85;
  color: rgba(246,247,248,0.72);
  margin: 0 0 20px;
}
.cs-story p:last-child { margin-bottom: 0; }

.cs-pullquote {
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 900;
  color: #fff;
  line-height: 1.3;
  letter-spacing: -0.01em;
  border-left: 3px solid #FF6A00;
  padding: 4px 0 4px 28px;
  margin: 40px 0;
}

.cs-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 14px;
}
.cs-list li {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(14px, 1.1vw, 16px);
  color: rgba(246,247,248,0.72);
  line-height: 1.6;
  padding-left: 26px;
  position: relative;
}
.cs-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #FF6A00;
}

/* ── Diagram panel ── */
.cs-diagram {
  margin: 64px 0;
  text-align: center;
}
.cs-diagram__frame {
  display: block;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  cursor: zoom-in;
  background: #fff;
}
.cs-diagram__frame img { width: 100%; height: auto; display: block; max-height: 560px; object-fit: cover; object-position: top; }
.cs-diagram__caption {
  font-family: 'Montserrat', sans-serif;
  font-size: 12px;
  color: rgba(246,247,248,0.4);
  margin-top: 14px;
}
.cs-diagram__caption button {
  background: none;
  border: none;
  color: #FF6A00;
  font-family: 'Montserrat', sans-serif;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
}

/* ── Live site embed panel ── */
.cs-live {
  margin: 64px 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  position: relative;
}
.cs-live__poster { position: relative; aspect-ratio: 16/10; }
.cs-live__poster img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cs-live__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,11,14,0.15) 0%, rgba(11,11,14,0.85) 100%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 28px;
  gap: 16px;
}
.cs-live__label {
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}
.cs-live__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #FF6A00;
  color: #fff;
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  padding: 15px 30px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 8px 32px rgba(255,106,0,0.28);
}
.cs-live__btn:hover { transform: translateY(-2px); box-shadow: 0 12px 44px rgba(255,106,0,0.4); }

/* ── Feature/outcome grids ── */
.cs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 0 0 20px;
}
.cs-grid__item {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px;
  padding: 16px 18px;
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  color: rgba(246,247,248,0.65);
  line-height: 1.5;
}

.cs-takeaways {
  list-style: none;
  counter-reset: cs-take;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 18px;
}
.cs-takeaways li {
  counter-increment: cs-take;
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  color: rgba(246,247,248,0.75);
  line-height: 1.6;
  padding-left: 40px;
  position: relative;
}
.cs-takeaways li::before {
  content: counter(cs-take);
  position: absolute;
  left: 0;
  top: -2px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(255,106,0,0.4);
  color: #FF6A00;
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-weight: 900;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Related case studies ── */
.cs-related {
  padding: 20px 5% 0;
  margin: 0 0 20px;
}
.cs-related__label {
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(246,247,248,0.35);
  margin: 0 0 18px;
}
.cs-related__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.cs-related__link {
  position: relative;
  display: block;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  overflow: hidden;
  min-height: 150px;
  text-decoration: none;
  transition: border-color 0.25s, transform 0.25s;
}
.cs-related__link:hover { border-color: rgba(255,106,0,0.5); transform: translateY(-3px); }
.cs-related__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.cs-related__link:hover .cs-related__img { transform: scale(1.06); }
.cs-related__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11,11,14,0.92) 0%, rgba(11,11,14,0.65) 45%, rgba(255,106,0,0.55) 100%);
  transition: background 0.25s;
}
.cs-related__link:hover .cs-related__scrim {
  background: linear-gradient(135deg, rgba(11,11,14,0.88) 0%, rgba(11,11,14,0.55) 40%, rgba(255,106,0,0.7) 100%);
}
.cs-related__text {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 16px;
}
.cs-related__text span {
  display: block;
  font-family: 'QanelasHeavy', 'Barlow Condensed', sans-serif;
  font-size: 17px;
  font-weight: 900;
  color: #fff;
  text-transform: uppercase;
}
.cs-related__text small {
  font-family: 'Montserrat', sans-serif;
  font-size: 12px;
  color: rgba(246,247,248,0.65);
}

/* ── Fade-up reveal (lightweight, no GSAP — keeps case study pages fast) ── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.revealed { opacity: 1; transform: translateY(0); }

@media (max-width: 640px) {
  .cs-header { padding: 100px 6% 0; }
  .cs-hero { margin: 0 6% 44px; aspect-ratio: 4/3; }
  .cs-grid { grid-template-columns: 1fr; }
  .cs-live__poster { aspect-ratio: 4/3; }
  .port-cta { flex-direction: column; align-items: flex-start; }
}