/* ============================================================
   2DRK Lab — Single Result / Case Study Page
   ============================================================ */

/* ── Hero ── */
.rs-hero {
  background: var(--clr-dark);
  padding: 110px 0 60px;
  position: relative;
  overflow: hidden;
  border-bottom: 2px solid var(--ind-color, var(--clr-secondary));
}
.rs-hero::before {
  content: '';
  position: absolute;
  top: -100px; left: 50%;
  transform: translateX(-50%);
  width: 900px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(0,96,201,0.14) 0%, transparent 65%);
  pointer-events: none;
}
.rs-hero .container { position: relative; z-index: 1; }

.rs-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--clr-muted);
  margin-bottom: 28px;
  transition: color var(--transition);
}
.rs-back:hover { color: var(--clr-body); }

.rs-hero-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}
.rs-hero-left  { flex: 1; min-width: 260px; }

/* Industry meta row — dot + label, no pill */
.rs-hero-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.rs-ind-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;   /* dot only — the badge itself has no rounded border */
  flex-shrink: 0;
}
.rs-ind-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-muted);
}
.rs-location {
  font-size: 13px;
  color: var(--clr-muted);
}
.rs-location::before {
  content: '·';
  margin-right: 10px;
  opacity: 0.4;
}

.rs-hero-left h1 {
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: -1px;
  color: var(--clr-white);
  margin-bottom: 14px;
}

/* Service list — plain muted text, middle-dot separated, no pills */
.rs-svc-list {
  font-size: 13px;
  font-weight: 500;
  color: var(--clr-muted);
  margin: 0;
  line-height: 1.5;
}

/* Metric block */
.rs-hero-right {
  display: flex;
  gap: 40px;
  flex-shrink: 0;
}
.rs-hero-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-start;
}
.rs-metric-num {
  font-size: 52px;
  font-weight: 800;
  color: var(--clr-accent);
  line-height: 1;
  letter-spacing: -2px;
}
.rs-metric-label {
  font-size: 13px;
  color: var(--clr-muted);
  line-height: 1.4;
  max-width: 140px;
}

/* ── Before / After ── */
.rs-ba {
  background: var(--clr-primary);
  border-bottom: 1px solid var(--clr-border);
  padding: 36px 0;
}
.rs-ba-grid {
  display: flex;
  align-items: stretch;
  gap: 0;
}
/* No rounded corners, border-left accent instead of full box */
.rs-ba-item {
  flex: 1;
  padding: 20px 28px;
}
.rs-ba-before {
  border-left: 3px solid var(--clr-border);
}
.rs-ba-after {
  border-left: 3px solid var(--clr-accent);
}
.rs-ba-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.rs-ba-before .rs-ba-label { color: var(--clr-muted); }
.rs-ba-after  .rs-ba-label { color: var(--clr-accent); }
.rs-ba-item p {
  font-size: 14px;
  color: var(--clr-body);
  line-height: 1.55;
  margin: 0;
}
.rs-ba-arrow {
  font-size: 20px;
  color: var(--clr-muted);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding: 0 20px;
  opacity: 0.4;
}

/* ── Section label — plain uppercase with accent underline, never a pill ── */
.rs-section-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-secondary);
  border-bottom: 2px solid var(--clr-accent);
  padding-bottom: 3px;
  margin-bottom: 16px;
}

/* ── The Problem + What We Did — 2-column side by side ── */
.rs-content-pair {
  background: #fff;
  padding: 72px 0;
  border-top: 1px solid #e8edf3;
  border-bottom: 1px solid #e8edf3;
}
.rs-pair-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.rs-pair-block {
  /* vertical divider between columns via box-shadow on right side */
}
.rs-pair-block + .rs-pair-block {
  padding-left: 56px;
  border-left: 1px solid #e8edf3;
  margin-left: -56px; /* compensate gap so border sits at center */
}
.rs-pair-block p {
  font-size: 17px;
  line-height: 1.75;
  color: #2d3748;
  margin: 0;
}

/* ── Outcome — full-width, consistent light bg ── */
.rs-outcome {
  background: #F7F9FC;
  padding: 72px 0;
  border-bottom: 1px solid #e8edf3;
}
.rs-two-col {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  align-items: start;
}
.rs-section-label-col { padding-top: 2px; }
.rs-section-body p {
  font-size: 17px;
  line-height: 1.75;
  color: #2d3748;
  margin: 0;
}

/* ── Screenshot ── */
.rs-screenshot {
  background: var(--clr-dark);
  padding: 60px 0;
}
.rs-screenshot-frame {
  overflow: hidden;
  border: 1px solid var(--clr-border);
  box-shadow: 0 24px 80px rgba(0,0,0,0.4);
}
.rs-screenshot-frame img {
  width: 100%;
  height: auto;
  display: block;
}

/* Placeholder shown when no screenshot uploaded */
.rs-no-screenshot {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 200px;
  border: 2px dashed var(--clr-border);
  color: var(--clr-muted);
  text-align: center;
  padding: 40px 24px;
}
.rs-no-screenshot-icon {
  font-size: 32px;
  opacity: 0.35;
}
.rs-no-screenshot p {
  font-size: 14px;
  margin: 0;
  line-height: 1.6;
}
.rs-no-screenshot strong {
  color: var(--clr-body);
}

/* ── Testimonial — light background, dark readable text ── */
.rs-testimonial {
  background: #F7F9FC;
  border-top: 1px solid #e8edf3;
  border-bottom: 1px solid #e8edf3;
  padding: 80px 0;
}
.rs-quote-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.rs-quote-mark {
  font-size: 80px;
  line-height: 0.6;
  color: var(--clr-accent);
  font-weight: 800;
  margin-bottom: 24px;
}
.rs-quote-text {
  font-size: 22px;
  line-height: 1.6;
  color: #1a202c;   /* dark, readable on light bg */
  font-style: italic;
  margin: 0 0 24px;
  font-weight: 400;
}
.rs-quote-cite {
  font-size: 14px;
  color: #4a5568;
  font-style: normal;
  font-weight: 600;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .rs-two-col  { grid-template-columns: 160px 1fr; gap: 32px; }
  .rs-pair-grid { gap: 40px; }
  .rs-pair-block + .rs-pair-block { padding-left: 40px; margin-left: -40px; }
}
@media (max-width: 768px) {
  .rs-hero-left h1  { font-size: 30px; }
  .rs-hero-right    { gap: 24px; }
  .rs-metric-num    { font-size: 38px; }
  .rs-two-col       { grid-template-columns: 1fr; gap: 12px; }
  .rs-ba-grid       { flex-direction: column; gap: 0; }
  .rs-ba-arrow      { transform: rotate(90deg); padding: 12px 0; justify-content: center; }
  .rs-quote-text    { font-size: 18px; }
  /* Stack pair columns on mobile */
  .rs-pair-grid     { grid-template-columns: 1fr; gap: 40px; }
  .rs-pair-block + .rs-pair-block {
    padding-left: 0;
    margin-left: 0;
    border-left: none;
    border-top: 1px solid #e8edf3;
    padding-top: 40px;
  }
}
@media (max-width: 480px) {
  .rs-hero-inner  { flex-direction: column; }
  .rs-hero-right  { flex-direction: column; gap: 20px; }
}