.case-main {
  padding: 32px var(--side) 80px;
}

/* ── CASE BLOCK ── */
.case-block {
  border-radius: 32px;
  background: linear-gradient(-36deg, #B24708, #190A01);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.case-block--plain {
  background: #EEEEF2;
}

.case-block--plain::after {
  display: none;
}

.case-block--plain .case-block-title,
.case-block--plain .case-block-desc {
  color: var(--text);
}

.case-block--plain .case-block-desc {
  opacity: 0.65;
}

.case-block--overlay {
  background: none;
  position: relative;
  overflow: hidden;
}

.case-block--overlay::after {
  display: none;
}

.case-block--overlay .case-block-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 32px;
  z-index: 0;
}

.case-block--overlay .case-block-content {
  position: relative;
  z-index: 1;
}

.case-block--overlay .case-block-mockup {
  padding-top: 180px;
}

.case-block--overlay .case-block-title,
.case-block--overlay .case-block-desc {
  max-width: 50%;
}

.case-content .case-block--overlay {
  margin-top: 56px;
}

/* Noise texture */
.case-block::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(128, 128, 128, 1);
  filter: url(#grain);
  opacity: 0.6;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 0;
}

/* Scroll reveal */
.case-block {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.case-block.case-block--visible {
  opacity: 1;
  transform: translateY(0);
}

.case-block-content {
  position: relative;
  z-index: 1;
  padding: 56px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.case-block-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}

.case-block-title {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 900;
  line-height: clamp(38px, 6.5vw, 76px);
  letter-spacing: -0.5px;
  color: #fff;
  max-width: 80%;
}

.case-block-desc {
  font-size: 20px;
  font-weight: 400;
  line-height: 1.4;
  color: #fff;
  max-width: 60%;
}

.case-block-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.case-block-mockup {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 1;
}

/* ── CASE CONTENT ── */
.case-content {
  display: flex;
  flex-direction: column;
  gap: 80px;
  padding-top: 56px;
}

.case-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding-top: 24px;
}

.case-stat {
  background: #EEEEF2;
  border-radius: 32px;
  padding: 24px;
}

.case-stat-value {
  font-size: 56px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -1.5px;
  color: var(--case-accent, #FF5C22);
}

.case-stat-label {
  margin-top: 8px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.45;
  color: var(--text);
}

.case-section {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-top: 32px;
}

.case-section-label {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: #717681;
}

.case-section-title {
  font-size: 56px;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.5px;
  color: var(--text);
  max-width: 50%;
}

.case-section-title .accent {
  color: var(--case-accent, #E85A00);
}

.case-section-desc {
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  color: #23262D;
  max-width: 680px;
}

.case-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding-top: 24px;
}

.case-col {
  background: #EEEEF2;
  border-radius: 32px;
  padding: 24px;
}

.case-cols--plain .case-col {
  background: none;
  border-radius: 0;
  padding: 0;
}

.case-cols--plain .case-col-text {
  font-size: 20px;
}

.case-col-label {
  font-size: 24px;
  font-weight: 900;
  color: var(--case-accent, #FF5C22);
  margin-bottom: 12px;
}

.case-col-text {
  font-size: 18px;
  font-weight: 400;
  line-height: 28px;
  color: #23262D;
}

.case-image {
  width: 100%;
  border-radius: 32px;
  background: var(--case-gradient, linear-gradient(160deg, #1a1a1a, #0d0d0d));
  overflow: hidden;
  padding-top: 56px;
  margin-top: 24px;
}

.case-image img {
  width: 100%;
  height: auto;
  display: block;
}

.case-image--plain {
  background: none;
  padding-top: 0;
  margin-top: 0;
}

.case-highlight {
  border: 1px solid rgba(128, 128, 128, 0.2);
  border-radius: 32px;
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.case-highlight-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--case-accent, #E85A00);
}

.case-highlight-text {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  opacity: 0.75;
}

.case-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding-top: 24px;
}

.case-feature {
  background: #EEEEF2;
  border-radius: 32px;
  padding: 24px;
}

.case-feature-title {
  font-size: 24px;
  font-weight: 900;
  color: var(--case-accent, #FF5C22);
  margin-bottom: 8px;
}

.case-feature-text {
  font-size: 18px;
  font-weight: 400;
  line-height: 28px;
  color: #23262D;
}

.case-testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding-top: 24px;
}

.case-testimonial {
  background: #EEEEF2;
  border-radius: 32px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.case-testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.case-testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(128, 128, 128, 0.15);
  flex-shrink: 0;
  overflow: hidden;
}

.case-testimonial-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-testimonial-company {
  font-size: 24px;
  font-weight: 900;
  color: var(--case-accent, #FF5C22);
}

.case-testimonial-name {
  font-size: 18px;
  font-weight: 400;
  color: var(--text);
  line-height: 1.3;
}

.case-testimonial-role {
  font-size: 18px;
  font-weight: 400;
  color: var(--text);
  opacity: 0.55;
}

.case-testimonial-text {
  font-size: 18px;
  font-weight: 400;
  font-style: italic;
  line-height: 28px;
  color: #23262D;
}

/* ── DS GRID ── */
.ds-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-auto-rows: 640px;
  gap: 4px;
  padding-top: 24px;
}

.ds-card {
  border-radius: 32px;
  overflow: hidden;
  position: relative;
}

.ds-card--layout,
.ds-card--guidlines {
  grid-column: span 2;
}

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

.ds-card--gradient {
  isolation: isolate;
}

.ds-card--gradient::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(128, 128, 128, 1);
  filter: url(#grain);
  opacity: 0.6;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 1;
}

.ds-card--gradient img {
  position: relative;
  z-index: 2;
}

.ds-card-title {
  position: absolute;
  top: 32px;
  left: 32px;
  font-size: clamp(24px, 4vw, 56px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.5px;
  color: #fff;
  pointer-events: none;
}

/* ── NEXT CASE ── */
.case-next {
  display: block;
  text-decoration: none;
  color: inherit;
  margin-top: 160px;
}

.case-next-inner {
  border-radius: 32px;
  overflow: hidden;
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  padding: 56px 64px 0;
  min-height: 360px;
}

.case-next-inner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(128, 128, 128, 1);
  filter: url(#grain);
  opacity: 0.6;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 0;
}

.case-next-text {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-bottom: 56px;
  max-width: 55%;
}

.case-next-label {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.case-next-title {
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.3px;
  max-width: 600px;
}

.case-next-mockup {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 42%;
  height: 100%;
  object-fit: cover;
  object-position: left top;
  z-index: 1;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .case-block-content { padding: 40px; }
  .case-block-title { max-width: 85%; }

  .case-section-title { font-size: 40px; }
  .case-stat-value { font-size: 40px; }

  .case-stats { grid-template-columns: 1fr 1fr; }
  .case-features { grid-template-columns: 1fr 1fr; }
  .case-testimonials { grid-template-columns: 1fr; }

  .case-content { gap: 56px; }
  .case-section { padding-top: 24px; gap: 24px; }
}

@media (max-width: 640px) {
  .case-block--overlay .case-block-mockup { padding-top: 56px; }
  .case-block--overlay .case-block-title,
  .case-block--overlay .case-block-desc { max-width: 100%; }

  .case-main { padding-bottom: 120px; }

  .case-stats { grid-template-columns: 1fr 1fr !important; }

  .case-block-title { overflow-wrap: break-word; }

  .case-block,
  .case-stat,
  .case-col,
  .case-image,
  .case-feature,
  .case-testimonial { border-radius: 16px; }
  .case-block-content { padding: 24px; gap: 16px; }
  .case-block-head { flex-direction: column-reverse; gap: 16px; }
  .case-block-title { max-width: 100%; font-size: clamp(40px, 8vw, 56px); }
  .case-block-desc { font-size: 16px; max-width: 100%; }

  .case-section-title { font-size: 24px; max-width: 100%; line-height: 1.2; }
  .case-section-desc { line-height: 24px; }
  .case-section-label { font-size: 14px; }
  .case-stat-value { font-size: 36px; }
  .case-stat-label { font-size: 14px; }
  .case-section-desc { font-size: 16px; }

  .ds-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: auto; gap: 8px; }
  .ds-card--tokens,
  .ds-card--layout,
  .ds-card--guidlines,
  .ds-card--components { grid-column: span 1; }
  .ds-card { border-radius: 16px; }

  .case-stats { grid-template-columns: 1fr 1fr; }
  .case-cols { grid-template-columns: 1fr; }
  .case-features { grid-template-columns: 1fr; }
  .case-testimonials { grid-template-columns: 1fr; }

  .case-next { margin-top: 80px; }
  .case-next-inner { padding: 32px 32px 0; min-height: unset; border-radius: 16px; flex-direction: column; }
  .case-next-text { max-width: 100%; padding-bottom: 0; }
  .case-next-mockup { position: static; width: 100%; height: auto; object-fit: contain; }

  .case-content { gap: 40px; padding-top: 32px; }
  .case-section { padding-top: 16px; gap: 16px; }

  .case-image { padding-top: 24px; margin-top: 16px; }
  .case-col-text { font-size: 16px; }
  .case-cols--plain .case-col-text { font-size: 16px; }
  .case-feature-text { font-size: 16px; }
  .case-testimonial-text { font-size: 16px; }
  .case-testimonial-name,
  .case-testimonial-role { font-size: 16px; }
  .case-testimonial-avatar { width: 40px; height: 40px; }
}

/* ── LIKE FRAME ── */
.like-frame {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: #fff;
  border-radius: 999px;
  padding: 14px 20px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10), 0 0 0 1px rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 200;
}

.like-frame.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.like-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

.like-icon {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--text);
  stroke-width: 1.5;
  stroke-linejoin: round;
  transition: fill 0.25s ease, stroke 0.25s ease, transform 0.15s ease;
  flex-shrink: 0;
}

.like-btn.liked .like-icon {
  fill: #FF4D6D;
  stroke: #FF4D6D;
}

.like-btn:active:not(.liked) .like-icon {
  transform: scale(0.85);
}

.like-count {
  min-width: 12px;
}

.heart-particle {
  position: fixed;
  pointer-events: none;
  color: #FF4D6D;
  font-size: 28px;
  line-height: 1;
  animation: heart-fly 0.9s ease-out forwards;
  z-index: 9999;
}

@keyframes heart-fly {
  0%   { opacity: 1; transform: translate(0, 0) scale(0.4); }
  15%  { opacity: 1; transform: translate(calc(var(--tx) * 0.1), calc(var(--ty) * 0.1)) scale(1.3); }
  100% { opacity: 0; transform: translate(var(--tx), var(--ty)) scale(0.6); }
}

@media (max-width: 640px) {
  .like-frame {
    display: none !important;
  }
}