/* ============================================================
   FEATURED CASE STUDY — SDPJ
   3-column premium card + full modal
   ============================================================ */

/* ---- Section ---- */
.featured-case-section {
  background: var(--bg);
  padding: clamp(80px, 10vh, 120px) clamp(24px, 5vw, 64px);
  position: relative;
}

.featured-case-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.featured-case-headline {
  font-family: var(--font-main);
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  margin: 0 0 40px;
  line-height: 1.1;
}

/* ---- Card — 3 columns ---- */
.featured-case-card {
  display: grid;
  grid-template-columns: minmax(0, 58%) minmax(0, 1fr) minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  background: linear-gradient(150deg, rgba(255,255,255,0.055) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 48px rgba(0,0,0,0.38), inset 0 1px 0 rgba(255,255,255,0.09);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.featured-case-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 18px 64px rgba(0,0,0,0.48),
    0 0 32px rgba(207,232,255,0.07),
    inset 0 1px 0 rgba(255,255,255,0.13);
}

/* top shimmer line */
.featured-case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.16), transparent);
  pointer-events: none;
}

/* ============================================================
   Col 1 — Before/After image
   ============================================================ */
.featured-case-preview {
  margin: 0;
  position: relative;
  overflow: hidden;
  min-height: 520px;
}

/* Mobile before/after toggle (hidden on desktop) */
.ba-toggle {
  display: none;
  position: absolute;
  bottom: 46px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(11,17,19,0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  overflow: hidden;
  z-index: 12;
}

.ba-btn {
  font-family: var(--font-main);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.55);
  background: transparent;
  border: none;
  padding: 7px 14px;
  cursor: pointer;
  transition: color 0.18s ease, background 0.18s ease;
}

.ba-btn--active {
  color: #fff;
  background: rgba(207,232,255,0.12);
}

/* Expand hint button */
.case-expand-btn {
  position: absolute;
  bottom: 12px;
  right: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-main);
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255,255,255,0.88);
  background: rgba(11,26,32,0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
  z-index: 10;
}

.case-expand-btn:hover {
  background: rgba(11,26,32,0.9);
  border-color: rgba(255,255,255,0.28);
}

.case-expand-btn:focus-visible {
  outline: 2px solid rgba(207,232,255,0.6);
  outline-offset: 2px;
}

/* ============================================================
   Col 2 — Metrics + sparkline + blurb
   ============================================================ */
.fcc-center {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 32px 28px;
  border-left: 1px solid rgba(255,255,255,0.07);
}

.fcc-section-label {
  font-family: var(--font-main);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.45);
  margin: 0;
}

/* Metric chips */
.fcc-chips {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fcc-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px;
  padding: 10px 14px;
  position: relative;
}

.fcc-chip-val {
  font-family: var(--font-main);
  font-size: clamp(1.1rem, 1.6vw, 1.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1;
  flex-shrink: 0;
  min-width: 44px;
}

.fcc-chip-key {
  font-family: var(--font-main);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.58);
  flex: 1;
  line-height: 1.3;
}

/* Info button */
.fcc-chip-info {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: rgba(207,232,255,0.06);
  border: 1px solid rgba(207,232,255,0.12);
  border-radius: 50%;
  color: rgba(207,232,255,0.55);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
  position: relative;
}

.fcc-chip-info:hover,
.fcc-chip-info[aria-expanded="true"] {
  background: rgba(207,232,255,0.12);
  color: #CFE8FF;
}

.fcc-chip-info:focus-visible {
  outline: 2px solid rgba(207,232,255,0.5);
  outline-offset: 2px;
}

/* Tooltip popup */
.fcc-tooltip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  right: 0;
  width: 220px;
  background: #111b1e;
  border: 1px solid rgba(207,232,255,0.15);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: var(--font-main);
  font-size: 0.72rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.55;
  z-index: 50;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  pointer-events: none;
}

.fcc-tooltip.is-visible { display: block; }

/* Sparkline */
.fcc-sparkline {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fcc-sparkline svg {
  width: 100%;
  height: 44px;
  border-radius: 6px;
  overflow: hidden;
}

.fcc-sparkline-label {
  font-family: var(--font-main);
  font-size: 0.65rem;
  color: rgba(255,255,255,0.35);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.fcc-blurb {
  font-family: var(--font-main);
  font-size: 0.87rem;
  color: rgba(255,255,255,0.60);
  line-height: 1.68;
  margin: 0;
  margin-top: auto;
}

/* ============================================================
   Col 3 — Quote + CTAs + Delivered
   ============================================================ */
.fcc-right {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 32px 28px;
  border-left: 1px solid rgba(255,255,255,0.07);
}

/* Quote */
.fcc-quote {
  margin: 0;
  padding: 20px;
  background: rgba(207,232,255,0.04);
  border: 1px solid rgba(207,232,255,0.10);
  border-radius: 12px;
  position: relative;
}

.fcc-quote::before {
  content: '\201C';
  position: absolute;
  top: -4px;
  left: 14px;
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(207,232,255,0.18);
  line-height: 1;
  font-family: var(--font-main);
  pointer-events: none;
}

.fcc-quote-text {
  font-family: var(--font-main);
  font-size: 0.92rem;
  font-weight: 600;
  color: rgba(255,255,255,0.88);
  line-height: 1.62;
  margin: 0 0 12px;
  padding-top: 16px;
}

.fcc-quote-credit {
  font-family: var(--font-main);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  margin: 0;
}

/* Actions */
.featured-case-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.featured-case-btn-primary {
  font-family: var(--font-main);
  font-size: 0.82rem;
  font-weight: 700;
  background: #fff;
  color: #0B1A20;
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  letter-spacing: -0.01em;
  width: 100%;
}

.featured-case-btn-primary:hover {
  background: rgba(255,255,255,0.88);
  transform: translateY(-1px);
}

.featured-case-btn-ghost {
  font-family: var(--font-main);
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  letter-spacing: -0.01em;
  transition: color 0.2s ease, border-color 0.2s ease;
  width: 100%;
}

.featured-case-btn-ghost:hover {
  color: rgba(255,255,255,0.96);
  border-color: rgba(255,255,255,0.26);
}

/* Delivered pills */
.featured-case-materials { margin-top: auto; }

.featured-case-materials-label {
  font-family: var(--font-main);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.45);
  margin: 0 0 8px;
}

.featured-case-materials-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.featured-case-materials-list li {
  font-family: var(--font-main);
  font-size: 0.72rem;
  color: rgba(255,255,255,0.65);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 4px;
  padding: 3px 8px;
}

/* Focus states */
.featured-case-btn-primary:focus-visible,
.featured-case-btn-ghost:focus-visible {
  outline: 2px solid rgba(207,232,255,0.55);
  outline-offset: 3px;
}

/* ============================================================
   Before / After Slider
   ============================================================ */
.before-after-slider {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 520px;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none;
  background: rgba(255,255,255,0.03);
}

.before-after-slider .slider-after,
.before-after-slider .slider-before {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.before-after-slider .slider-after img,
.before-after-slider .slider-before img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.before-after-slider .slider-before {
  clip-path: inset(0 50% 0 0);
  z-index: 2;
}

.before-after-slider .slider-label {
  position: absolute;
  top: 14px;
  padding: 4px 12px;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: rgba(255,255,255,0.85);
  font-family: var(--font-main);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 4px;
  z-index: 5;
  border: 1px solid rgba(255,255,255,0.1);
}

.before-after-slider .slider-label.before { left: 14px; }
.before-after-slider .slider-label.after  { right: 14px; }

.before-after-slider .slider-handle {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.before-after-slider .handle-line {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 1.5px;
  background: rgba(255,255,255,0.7);
  transform: translateX(-50%);
  box-shadow: 0 0 10px rgba(0,0,0,0.5);
}

.before-after-slider .handle-circle {
  width: 34px;
  height: 34px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0B1A20;
  box-shadow: 0 2px 12px rgba(0,0,0,0.4);
  z-index: 11;
  transition: transform 0.15s ease;
}

.before-after-slider .slider-handle:hover .handle-circle,
.before-after-slider .slider-handle:focus .handle-circle { transform: scale(1.1); }

.before-after-slider .slider-handle:focus { outline: none; }

.before-after-slider .slider-handle:focus .handle-circle {
  box-shadow: 0 0 0 3px rgba(207,232,255,0.5), 0 2px 12px rgba(0,0,0,0.4);
}

/* ============================================================
   Full Case Study Modal
   ============================================================ */
.case-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px;
  overflow-y: auto;
}

.case-modal-overlay[hidden] { display: none; }

.case-modal-inner {
  width: 100%;
  max-width: 1000px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.case-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0 16px;
  gap: 16px;
}

.case-modal-title {
  font-family: var(--font-main);
  font-size: clamp(0.9rem, 1.4vw, 1.1rem);
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  letter-spacing: -0.01em;
  margin: 0;
}

.case-modal-close {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  transition: background 0.18s ease;
}

.case-modal-close:hover { background: rgba(255,255,255,0.12); color: #fff; }

.case-modal-close:focus-visible {
  outline: 2px solid rgba(207,232,255,0.55);
  outline-offset: 2px;
}

/* Modal full slider */
.case-modal-slider {
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  aspect-ratio: 16/9;
  position: relative;
}

.case-modal-slider .before-after-slider {
  width: 100%;
  height: 100%;
  min-height: unset;
}

.case-modal-slider .slider-after,
.case-modal-slider .slider-before { position: absolute; inset: 0; }

.case-modal-slider img { width: 100%; height: 100%; object-fit: cover; }

.case-modal-hint {
  text-align: center;
  font-size: 0.70rem;
  color: rgba(255,255,255,0.32);
  margin: 10px 0 0;
  font-family: var(--font-main);
}

/* Modal body */
.case-modal-body {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.cm-section {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cm-section:first-child { grid-column: 1 / -1; }

.cm-section-title {
  font-family: var(--font-main);
  font-size: 0.70rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.45);
  margin: 0;
}

/* Results metrics */
.cm-metrics {
  display: flex;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px;
  overflow: hidden;
}

.cm-metric {
  flex: 1;
  padding: 16px 14px;
  border-right: 1px solid rgba(255,255,255,0.07);
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.cm-metric:last-child { border-right: none; }

.cm-metric-val {
  font-family: var(--font-main);
  font-size: clamp(1.2rem, 2vw, 1.7rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1;
}

.cm-metric-label {
  font-family: var(--font-main);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: rgba(255,255,255,0.48);
}

/* Timeline */
.cm-timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: tl;
}

.cm-timeline li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  counter-increment: tl;
}

.cm-timeline li::before {
  content: counter(tl, decimal-leading-zero);
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  background: rgba(207,232,255,0.07);
  border: 1px solid rgba(207,232,255,0.14);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: monospace;
  font-size: 0.62rem;
  color: rgba(207,232,255,0.65);
  margin-top: 1px;
}

.cm-tl-step {
  font-family: var(--font-main);
  font-size: 0.80rem;
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  display: block;
  margin-bottom: 2px;
}

.cm-tl-desc {
  font-family: var(--font-main);
  font-size: 0.74rem;
  color: rgba(255,255,255,0.48);
  line-height: 1.55;
  display: block;
}

/* Delivered */
.cm-delivered {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cm-delivered li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 7px;
  gap: 12px;
}

.cm-del-name {
  font-family: var(--font-main);
  font-size: 0.80rem;
  color: rgba(255,255,255,0.78);
}

.cm-del-link {
  font-family: var(--font-main);
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(207,232,255,0.70);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  transition: color 0.18s ease;
}

.cm-del-link:hover { color: #CFE8FF; }

.cm-del-link:focus-visible {
  outline: 2px solid rgba(207,232,255,0.5);
  outline-offset: 2px;
  border-radius: 3px;
}

.cm-note {
  font-family: var(--font-main);
  font-size: 0.68rem;
  color: rgba(255,255,255,0.30);
  margin: 6px 0 0;
  line-height: 1.5;
}

/* ============================================================
   TechFlow Comparison Modal (.comp-modal-overlay)
   ============================================================ */
.comp-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow-y: auto;
}

.comp-modal-overlay[hidden] { display: none; }

.comp-modal-inner {
  width: 100%;
  max-width: 900px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.comp-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.comp-modal-title {
  font-family: var(--font-main);
  font-size: clamp(0.9rem, 1.4vw, 1.1rem);
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  letter-spacing: -0.01em;
}

.comp-modal-close {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  transition: background 0.18s ease;
}

.comp-modal-close:hover { background: rgba(255,255,255,0.12); color: #fff; }

.comp-modal-close:focus-visible {
  outline: 2px solid rgba(207,232,255,0.55);
  outline-offset: 2px;
}

.comp-modal-slider {
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  aspect-ratio: 16/9;
  position: relative;
}

.comp-modal-slider .before-after-slider {
  width: 100%;
  height: 100%;
  min-height: unset;
}

.comp-modal-slider .slider-after,
.comp-modal-slider .slider-before { position: absolute; inset: 0; }

.comp-modal-slider img { width: 100%; height: 100%; object-fit: cover; }

.comp-modal-hint {
  text-align: center;
  font-family: var(--font-main);
  font-size: 0.70rem;
  color: rgba(255,255,255,0.32);
  margin: 0;
}

@media (max-width: 600px) {
  .comp-modal-overlay {
    padding: 16px;
    align-items: flex-start;
  }

  .comp-modal-inner {
    margin-top: auto;
    margin-bottom: auto;
  }

  .comp-modal-slider {
    border-radius: 10px;
    aspect-ratio: 4/3;
  }
}

@media (max-width: 420px) {
  .comp-modal-overlay {
    padding: 12px;
  }

  .comp-modal-slider {
    aspect-ratio: 1/1;
  }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1060px) {
  .featured-case-card {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .featured-case-preview {
    grid-column: 1 / -1;
    min-height: 420px;
  }

  .before-after-slider { min-height: 420px; }

  .fcc-center {
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.07);
  }

  .fcc-right {
    border-top: 1px solid rgba(255,255,255,0.07);
  }

  .case-modal-body {
    grid-template-columns: 1fr 1fr;
  }

  .cm-section:first-child { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .featured-case-card {
    grid-template-columns: 1fr;
  }

  .featured-case-preview { min-height: 240px; }
  .before-after-slider   { min-height: 240px; }

  /* Show mobile toggle on small screens */
  .ba-toggle { display: flex; }

  .fcc-center { padding: 24px 20px; gap: 16px; }
  .fcc-right  { padding: 24px 20px; border-left: none; border-top: 1px solid rgba(255,255,255,0.07); }

  .fcc-chips { flex-direction: row; flex-wrap: wrap; gap: 6px; }
  .fcc-chip  { flex: 1 1 calc(50% - 6px); min-width: 120px; }

  .case-modal-body { grid-template-columns: 1fr; }
  .cm-section:first-child { grid-column: 1; }

  .cm-metrics { flex-wrap: wrap; }
  .cm-metric  { flex: 1 1 calc(50% - 1px); }
}

@media (max-width: 480px) {
  .fcc-chip { flex: 1 1 100%; }
  .cm-metric { flex: 1 1 100%; border-right: none; border-bottom: 1px solid rgba(255,255,255,0.07); }
  .cm-metric:last-child { border-bottom: none; }
  .cm-metrics { flex-direction: column; }

  .case-modal-overlay { padding: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .featured-case-card,
  .featured-case-btn-primary,
  .featured-case-btn-ghost,
  .before-after-slider .handle-circle,
  .fcc-chip-info {
    transition: none !important;
    transform: none !important;
  }
}