/* ════════════════════════════════════════════════════
   CASE STUDY DETAIL STYLES (REPLIKA DESIGN STYLE)
   Centralizes design rules for portfolio work details.
   ════════════════════════════════════════════════════ */

/* Hero Section */
.wd-hero {
  padding: 120px 0 60px;
  text-align: left;
}

.wd-category {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--orange);
  font-weight: 600;
  margin-bottom: 16px;
}

.wd-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.035em;
  color: var(--white);
  margin-bottom: 32px;
}

.wd-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--white-70);
  line-height: 1.6;
  max-width: 800px;
  margin-bottom: 48px;
}

/* Metadata Grid */
.wd-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--r-lg);
  padding: 32px;
  box-shadow: 0 10px 30px rgba(44, 40, 32, 0.04);
}

.wd-meta-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.wd-meta-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white-50);
  font-weight: 600;
}

.wd-meta-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.4;
}

/* Figma Link Button */
.btn-figma {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  color: #faf6f0;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-family: var(--font-display);
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(44, 40, 32, 0.15);
  transition: all 0.3s var(--ease);
  width: fit-content;
  margin-top: 4px;
}

.btn-figma:hover {
  background: var(--orange);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--orange-glow);
}

.btn-figma svg {
  width: 14px;
  height: 14px;
}

/* Page Section Styling */
.wd-section {
  padding: 100px 0;
  border-top: 1px solid var(--glass-border);
}

.wd-grid-split {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 60px;
  align-items: start;
}

.wd-section-sidebar {
  position: sticky;
  top: 40px;
}

.wd-section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--white);
  line-height: 1.2;
}

/* Content Columns & Text */
.wd-section-content {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.wd-paragraph {
  font-size: clamp(0.95rem, 1.5vw, 1.08rem);
  color: var(--white-80);
  line-height: 1.7;
}

/* User Personas Grid */
.personas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.persona-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--r-lg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 8px 24px rgba(44, 40, 32, 0.02);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.persona-card:hover {
  transform: translateY(-6px);
  border-color: var(--white-30);
  box-shadow: 0 16px 36px rgba(44, 40, 32, 0.08);
}

.persona-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.yellow { background: #ffd000; box-shadow: 0 0 10px rgba(255, 208, 0, 0.4); }
.status-dot.blue { background: #2b5c8f; box-shadow: 0 0 10px rgba(43, 92, 143, 0.4); }
.status-dot.green { background: #5cdbb5; box-shadow: 0 0 10px rgba(92, 219, 181, 0.4); }

.persona-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 750;
  color: var(--white);
}

.persona-desc {
  font-size: 0.88rem;
  color: var(--white-70);
  line-height: 1.6;
}

/* Callout Headers */
.callout-header {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 10px 18px;
  border-radius: 8px;
  width: fit-content;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
  margin-bottom: 20px;
}

.callout-header.pink {
  background: #ffe4e1;
  color: #c0392b;
  border: 1px solid rgba(192, 57, 43, 0.15);
}

.callout-header.green {
  background: #e8f8f5;
  color: #16a085;
  border: 1px solid rgba(22, 160, 133, 0.15);
}

/* Mockup Layout Comparison */
.mockup-grid-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  width: 100%;
}

.mockup-column {
  display: flex;
  flex-direction: column;
}

.mockup-visual-wrapper {
  aspect-ratio: 1.2 / 1;
  background: #f1ebd9;
  border: 1.5px dashed rgba(44, 40, 32, 0.15);
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--ease);
}

.mockup-visual-wrapper:hover {
  background: #ede5cf;
  border-color: rgba(44, 40, 32, 0.3);
}

.mockup-icon {
  width: 48px;
  height: 48px;
  color: var(--white-30);
}

.mockup-placeholder-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--white-50);
  text-transform: uppercase;
  text-align: center;
}

.mockup-screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

/* Brand Palette Styles */
.brand-colors-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.color-bar-strip {
  display: flex;
  height: 60px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 24px rgba(44, 40, 32, 0.03);
}

.color-bar-segment {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.color-bar-segment.yellow { background: #ffd000; color: #2c2820; }
.color-bar-segment.blue { background: #1b2a47; color: #ffffff; }
.color-bar-segment.green { background: #5cdbb5; color: #2c2820; }

.brand-assets-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  width: 100%;
}

.brand-asset-box {
  aspect-ratio: 1 / 1;
  background: #f1ebd9;
  border: 1.5px dashed rgba(44, 40, 32, 0.15);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s var(--ease);
}

.brand-asset-box:hover {
  background: #ede5cf;
  border-color: rgba(44, 40, 32, 0.3);
}

/* Takeaways Layout */
.takeaways-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.takeaway-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.takeaway-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.takeaway-list-item {
  position: relative;
  padding-left: 28px;
  font-size: 0.95rem;
  color: var(--white-80);
  line-height: 1.6;
}

.takeaway-list-item::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--orange);
  font-size: 1rem;
  line-height: 1.5;
}

/* Next Project Navigation Banner */
.next-project-link {
  display: block;
  width: 100%;
  padding: 80px 0;
  background: #e6cb9d;
  color: #422813;
  border-top: 1px solid var(--glass-border);
  text-align: center;
  transition: all 0.4s var(--ease);
}

.next-project-link:hover {
  background: #deb87b;
}

.next-project-wrapper {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 7%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.next-project-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(66, 40, 19, 0.6);
  font-weight: 600;
}

.next-project-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
}

.next-project-arrow {
  display: inline-block;
  transition: transform 0.4s var(--ease);
}

.next-project-link:hover .next-project-arrow {
  transform: translateX(8px) translateY(-4px);
}

/* Responsive Rules */
@media (max-width: 1024px) {
  .wd-meta {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .wd-grid-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .wd-section-sidebar {
    position: relative;
    top: auto;
  }

  .personas-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .brand-assets-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .takeaways-split {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .process-step {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .process-step-num {
    width: 60px;
    height: 60px;
    font-size: 1rem;
  }
  .process-step:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 600px) {
  .wd-meta {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .mockup-grid-two-col {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .color-bar-strip {
    height: 48px;
  }

  .color-bar-segment {
    font-size: 0.65rem;
  }
}

/* ════════════════════════════════════════════════════
   ADDITIONAL COMPONENT STYLES FOR RESTRUCTURED CASE STUDY
   ════════════════════════════════════════════════════ */

/* Metrics Section Components */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
}

.metric-large-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--r-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 8px 24px rgba(44, 40, 32, 0.02);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}

.metric-large-card:hover {
  transform: translateY(-4px);
  border-color: var(--white-30);
  box-shadow: 0 16px 36px rgba(44, 40, 32, 0.08);
}

.metric-large-number {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  font-weight: 900;
  line-height: 1;
  color: var(--orange);
  letter-spacing: -0.025em;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.metric-large-label {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 750;
  color: var(--white);
}

.metric-large-desc {
  font-size: 0.88rem;
  color: var(--white-70);
  line-height: 1.6;
}

/* Process Flow / Timeline Components */
.process-flow {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 12px;
  width: 100%;
}

.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  align-items: start;
  position: relative;
}

.process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 40px;
  top: 80px;
  bottom: -32px;
  width: 1.5px;
  background: dashed var(--glass-border);
}

.process-step-num {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1.5px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--orange);
  box-shadow: 0 8px 24px rgba(44, 40, 32, 0.02);
}

.process-step-content {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--r-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(44, 40, 32, 0.02);
}

.process-step-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 750;
  color: var(--white);
}

.process-step-desc {
  font-size: 0.9rem;
  color: var(--white-80);
  line-height: 1.6;
}

/* Design System Grid Component */
.ds-visual-grid {
  border: 3px solid var(--white);
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  overflow: hidden;
  width: 100%;
  box-shadow: 0 10px 30px rgba(44, 40, 32, 0.03);
  margin-top: 24px;
}

.ds-visual-top {
  border-bottom: 3px solid var(--white);
  padding: 40px;
}

.ds-visual-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.ds-visual-left {
  border-right: 3px solid var(--white);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ds-visual-right {
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

@media (max-width: 768px) {
  .ds-visual-bottom {
    grid-template-columns: 1fr;
  }
  .ds-visual-left {
    border-right: none;
    border-bottom: 3px solid var(--white);
  }
}