/* =======================================================================
   Case v2 — dark / glass case-study layout.
   Scoped to body.case-v2 only (currently: МТС Финтех).
   ===================================================================== */

body.case-v2 {
  background: #030304;
}
body.case-v2 .site-header {
  background: rgba(3, 3, 4, 0.72);
  backdrop-filter: blur(10px);
}
body.case-v2 .site-footer { background: #030304; }

/* soft static violet glow behind the content, no animation needed here */
.case-v2-glow {
  position: fixed;
  inset: -10%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(680px 520px at 12% 0%, rgba(124, 77, 255, 0.20), transparent 60%),
    radial-gradient(620px 480px at 92% 18%, rgba(155, 123, 255, 0.16), transparent 60%),
    radial-gradient(700px 560px at 50% 100%, rgba(80, 40, 170, 0.18), transparent 60%);
}

.case-v2 { position: relative; z-index: 1; padding: 56px 0 30px; }

.case-v2-head { max-width: 760px; margin: 0 auto; text-align: center; }
.case-v2-head .eyebrow a { color: var(--muted); transition: color 0.2s; }
.case-v2-head .eyebrow a:hover { color: #fff; }
.case-v2-head h1 {
  margin: 18px 0 10px;
  font-size: clamp(32px, 5.5vw, 56px);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}
.case-v2-meta { margin: 0; color: var(--muted); font-size: 14px; }

.case-v2-text { max-width: 720px; margin: 40px auto; text-align: center; }
.case-v2-text p {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 19px);
  line-height: 1.65;
  color: rgba(244, 243, 251, 0.86);
}
.case-v2-text.wide { max-width: 860px; text-align: left; }

.cmedia-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}
.cmedia-item {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 20px 50px -24px rgba(0, 0, 0, 0.7);
  transition: border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s ease;
}
.cmedia-item:hover {
  border-color: rgba(155, 123, 255, 0.45);
  box-shadow: 0 0 60px -10px rgba(155, 123, 255, 0.45), 0 20px 50px -24px rgba(0, 0, 0, 0.75);
  transform: translateY(-3px);
}
.cmedia-item.cmedia-video { grid-column: span 2; }
.cmedia-img {
  aspect-ratio: 1 / 1;
}
.cmedia-img img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cmedia-video .video-wrap {
  border-radius: 0;
  margin: 0;
  background: #0a0810;
}

@media (max-width: 720px) {
  .cmedia-grid { grid-template-columns: 1fr; }
  .cmedia-item.cmedia-video { grid-column: span 1; }
  .case-v2 { padding: 40px 0 10px; }
}

/* ---------- Stacked single-column layout (matches real site placement) --- */
.cmedia-col {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.cmedia-hero {
  max-width: 860px;
  margin: 8px auto 0;
}
.cmedia-hero.lg { max-width: 1100px; }
.cmedia-hero .video-wrap,
.cmedia-video-solo .video-wrap {
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #0a0810;
}

.cmedia-video-solo {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: 0 20px 50px -28px rgba(0, 0, 0, 0.7);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.cmedia-video-solo:hover {
  border-color: rgba(155, 123, 255, 0.4);
  box-shadow: 0 0 50px -12px rgba(155, 123, 255, 0.4), 0 20px 50px -28px rgba(0, 0, 0, 0.75);
}
.cmedia-video-solo .video-wrap { border: none; border-radius: 0; }
.cmedia-video-solo.lg { max-width: 1100px; margin: 0 auto; }
.cmedia-col .cmedia-video-solo.lg { align-self: center; width: min(1100px, 92vw); margin: 0; }

/* Local (self-hosted, looping) case video — same 16:9 box as the Vimeo embed */
.video-wrap.local video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cmedia-cluster {
  display: flex;
  gap: 14px;
}
.cmedia-cluster.lg { max-width: 1100px; }
.cmedia-col .cmedia-cluster.lg { align-self: center; width: min(1100px, 92vw); margin: 0; }
.cmedia-cluster .cmedia-tile {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}
.cmedia-cluster .cmedia-tile:hover {
  border-color: rgba(155, 123, 255, 0.4);
  box-shadow: 0 0 40px -12px rgba(155, 123, 255, 0.45);
  transform: translateY(-2px);
}
.cmedia-cluster .cmedia-tile img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
}
.cmedia-cluster .cmedia-tile.big { flex: 1 1 50%; aspect-ratio: 1 / 1; }
.cmedia-cluster .cmedia-stack {
  flex: 1 1 50%;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cmedia-cluster .cmedia-stack .cmedia-tile { flex: 1; min-height: 0; }

.case-v2-note { max-width: 720px; margin: 4px auto; }
.case-v2-note p { font-size: 15px; color: var(--muted); }

/* ---------- Icon grid (3-col small render tiles, e.g. МТС Финтех) --------- */
.cmedia-icongrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}
.cmedia-icongrid .cmedia-icon {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}
.cmedia-icongrid .cmedia-icon:hover {
  border-color: rgba(155, 123, 255, 0.35);
  box-shadow: 0 0 40px -14px rgba(155, 123, 255, 0.4);
  transform: translateY(-2px);
}
.cmedia-icongrid .cmedia-icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
}
@media (max-width: 720px) {
  .cmedia-icongrid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
}

.case-v2-credits {
  max-width: 720px;
  margin: 40px auto 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

@media (max-width: 640px) {
  .cmedia-cluster { flex-direction: column; }
  .cmedia-cluster .cmedia-tile.big { aspect-ratio: 4 / 3; }
  .cmedia-cluster .cmedia-stack { flex-direction: row; }
}

/* ---------- Image lightbox (click a render/icon to open + page through) --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(3, 3, 4, 0.92);
  backdrop-filter: blur(6px);
}
.lightbox.open { display: flex; }
.lightbox-img {
  max-width: 88vw;
  max-height: 86vh;
  border-radius: 12px;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.7);
  object-fit: contain;
}
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover { background: rgba(255, 255, 255, 0.18); }
.lightbox-close { top: 24px; right: 24px; }
.lightbox-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 24px; top: 50%; transform: translateY(-50%); }
@media (max-width: 640px) {
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
  .lightbox-close { top: 12px; right: 12px; width: 38px; height: 38px; }
}