/* ============================================================
   Case Study template styles (Relay = template for all)
   Page accent set per page via --accent on <body>
   ============================================================ */

body.case-study {
  background: var(--color-black);
  color: var(--color-white);
  --accent: #7F699B;
}

.cs-section { padding: 80px 0; }

.cs-label {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.cs-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.1;
}
.cs-subhead {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.6;
  opacity: 0.75;
  max-width: 560px;
}

/* ---------- Hero ---------- */
.cs-hero { padding: 64px 0 80px; }
.cs-hero-grid { display: grid; gap: 48px; }
@media (min-width: 768px) {
  .cs-hero-grid { grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
}

.cs-logo img { max-width: 280px; height: auto; }
.cs-tagline {
  margin-top: 24px;
  font-size: 18px;
  line-height: 1.55;
  max-width: 480px;
}
.cs-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.cs-pills span {
  font-family: var(--font-heading);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid rgba(243, 245, 244, 0.35);
  border-radius: 999px;
  padding: 6px 14px;
}

.cs-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-top: 40px;
}
.cs-metric .value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 28px;
  color: var(--accent);
}
.cs-metric .label {
  font-size: 12px;
  opacity: 0.65;
  margin-top: 4px;
}

/* Executive Summary card */
.cs-summary {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 16px;
  padding: 32px;
}
.cs-summary-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.cs-summary-label .status-dot { background: var(--accent); }
.cs-summary-item {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  font-size: 15px;
  line-height: 1.5;
}
.cs-summary-item .num {
  font-family: var(--font-heading);
  font-size: 12px;
  color: var(--accent);
  padding-top: 3px;
}
.cs-summary hr {
  border: 0;
  border-top: 1px solid rgba(243, 245, 244, 0.12);
  margin: 20px 0;
}
.cs-summary-foot b { display: block; font-size: 14px; margin-bottom: 4px; }
.cs-summary-foot span { font-size: 13px; opacity: 0.65; }

/* ---------- Full-bleed imagery ---------- */
.cs-image { padding: 0 0 80px; }
.cs-image .frame {
  border-radius: 16px;
  overflow: hidden;
  background: var(--color-surface);
}
.cs-image img { width: 100%; height: auto; }
.cs-image .placeholder { aspect-ratio: 16 / 9; }

/* ---------- Design Challenge callout ---------- */
.cs-callout {
  border-left: 3px solid var(--accent);
  background: var(--color-surface);
  border-radius: 0 12px 12px 0;
  padding: 28px 32px;
  margin: 40px 0;
  font-size: 17px;
  line-height: 1.6;
  font-style: italic;
  opacity: 0.95;
}

/* ---------- Friction / Solution rows ---------- */
.fs-row {
  display: grid;
  gap: 16px;
  margin-bottom: 24px;
  align-items: stretch;
}
@media (min-width: 768px) {
  .fs-row { grid-template-columns: 1fr 48px 1fr; align-items: center; }
}
.fs-arrow {
  display: none;
  text-align: center;
  font-size: 20px;
  opacity: 0.5;
}
@media (min-width: 768px) { .fs-arrow { display: block; } }

.fs-card {
  border-radius: 12px;
  padding: 24px;
  font-size: 14px;
  line-height: 1.55;
}
.fs-card .tag {
  display: block;
  font-family: var(--font-heading);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.fs-card b { display: block; margin-bottom: 6px; font-size: 15px; }
.fs-card--friction {
  background: rgba(253, 67, 56, 0.08);
  border: 1px solid rgba(253, 67, 56, 0.35);
}
.fs-card--friction .tag { color: var(--color-red); }
.fs-card--solution {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.15);
}
.fs-card--solution .tag { color: var(--accent); }

/* ---------- Research stat cards ---------- */
.stat-grid { display: grid; gap: 16px; margin-top: 40px; }
@media (min-width: 600px)  { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .stat-grid { grid-template-columns: repeat(4, 1fr); } }

.stat-card {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 12px;
  padding: 24px;
}
.stat-card .value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 36px;
  color: var(--accent);
}
.stat-card .label { font-size: 14px; font-weight: 600; margin-top: 8px; }
.stat-card .detail { font-size: 13px; opacity: 0.65; margin-top: 6px; line-height: 1.5; }

/* ---------- IA + Priority Features ---------- */
.cs-detail-grid { display: grid; gap: 48px; margin-top: 64px; }
@media (min-width: 768px) { .cs-detail-grid { grid-template-columns: 1fr 1fr; } }

.cs-detail h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  margin-bottom: 8px;
}
.cs-detail > p { font-size: 14px; opacity: 0.7; line-height: 1.55; margin-bottom: 24px; }

.ia-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.ia-cell {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 10px;
  padding: 20px;
}
.ia-cell b { display: block; font-family: var(--font-heading); font-size: 14px; margin-bottom: 6px; }
.ia-cell span { font-size: 12px; opacity: 0.65; }

.feature-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 0;
  font-size: 14px;
}
.feature-list .num {
  font-family: var(--font-heading);
  font-size: 12px;
  color: var(--accent);
  flex: none;
}
.feature-list .leader {
  flex: 1;
  border-bottom: 1px dashed rgba(243, 245, 244, 0.25);
  transform: translateY(-4px);
}
.feature-list .label { text-align: right; }

/* ---------- Design System section ---------- */
.ds-grid { display: grid; gap: 48px; margin-top: 48px; }
@media (min-width: 768px) { .ds-grid { grid-template-columns: 1fr 1fr; } }

.ds-icons { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 24px; }
.ds-icons span {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.ds-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.ds-pills span {
  font-size: 12px;
  border: 1px solid rgba(243, 245, 244, 0.3);
  border-radius: 999px;
  padding: 6px 16px;
}
.ds-button {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: #FF522A;
  color: var(--color-white);
  border-radius: 8px;
  padding: 14px 32px;
}

.palette { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 24px; }
@media (min-width: 600px) { .palette { grid-template-columns: repeat(4, 1fr); } }
.swatch .chip {
  height: 72px;
  border-radius: 10px;
  border: 1px solid rgba(243, 245, 244, 0.15);
}
.swatch b { display: block; font-size: 13px; margin-top: 10px; }
.swatch span { font-size: 12px; opacity: 0.6; }

/* ---------- Deliverables checklist ---------- */
.deliverables { max-width: 720px; margin: 48px auto 0; }
.deliverables li {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 0;
  font-size: 15px;
}
.deliverables .check { color: var(--accent); flex: none; }
.deliverables .leader {
  flex: 1;
  border-bottom: 1px dashed rgba(243, 245, 244, 0.25);
  transform: translateY(-4px);
}

/* ---------- Hero link pill (e.g. live site URL) ---------- */
.cs-link-pill {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 8px 18px;
  margin-top: 24px;
  transition: background 0.2s, color 0.2s;
}
.cs-link-pill:hover { background: var(--accent); color: var(--color-white); }

/* Metric icons */
.cs-metric .icon { display: block; margin-bottom: 10px; opacity: 0.85; }
.cs-metric .icon svg { width: 20px; height: 20px; }
.cs-metrics--plain .value { color: var(--color-white); }

/* Hero phone mockup (right column) */
.cs-hero-phone { display: flex; justify-content: center; }
.cs-hero-phone img { width: min(272px, 80%); height: auto; }

/* ---------- Triple row: Friction → Solution → Validation ---------- */
@media (min-width: 768px) {
  .fs-row--triple { grid-template-columns: 1fr 40px 1fr 40px 1fr; }
}
.fs-card--validation {
  background: transparent;
  border: 1px solid rgba(253, 67, 56, 0.45);
}
.fs-card--validation .tag { color: rgba(243, 245, 244, 0.55); }
.fs-card .tag-icon {
  display: inline-block;
  vertical-align: -2px;
  margin-right: 6px;
}
.fs-card .tag-icon svg { width: 13px; height: 13px; }

/* ---------- Generic info cards (process / craft) ---------- */
.stat-grid--3 { grid-template-columns: 1fr; }
@media (min-width: 600px)  { .stat-grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .stat-grid--3 { grid-template-columns: repeat(3, 1fr); } }

.stat-card .card-icon { color: var(--accent); margin-bottom: 16px; }
.stat-card .card-icon svg { width: 18px; height: 18px; }
.stat-card .eyebrow {
  display: block;
  font-family: var(--font-heading);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

/* ---------- Key impact statement bar ---------- */
.cs-impact-bar {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 12px;
  padding: 24px 28px;
  margin-top: 48px;
}
.cs-impact-bar .label {
  font-family: var(--font-heading);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.cs-impact-bar p { font-size: 16px; line-height: 1.5; }

/* ---------- Section divider ---------- */
.cs-divider { border: 0; border-top: 1px solid rgba(243, 245, 244, 0.15); margin: 0; }

/* ---------- Two-column splits ---------- */
.cs-two-col { display: grid; gap: 32px; align-items: center; }
@media (min-width: 768px) { .cs-two-col { grid-template-columns: 1fr 1fr; gap: 56px; } }
.cs-two-col .frame { border-radius: 12px; overflow: hidden; }
.cs-two-col .frame img { width: 100%; height: auto; display: block; }

/* ---------- Numbered list cards (e.g. Friction / Solution) ---------- */
.cs-list-card {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 12px;
  padding: 24px;
}
.cs-list-card .head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 14px;
}
.cs-list-card .head svg { width: 18px; height: 18px; }
.cs-list-card li { display: flex; gap: 14px; padding: 10px 0; font-size: 14px; line-height: 1.5; }
.cs-list-card li .num {
  font-family: var(--font-heading);
  font-size: 11px;
  color: var(--accent);
  padding-top: 2px;
  flex: none;
}
.cs-list-card--alt .head,
.cs-list-card--alt li .num { color: var(--accent-2, var(--accent)); }

/* ---------- Mini stats (uncarded stat columns) ---------- */
.mini-stats { display: grid; gap: 32px; }
@media (min-width: 600px) { .mini-stats { grid-template-columns: repeat(3, 1fr); } }
.mini-stat .icon { color: var(--accent); margin-bottom: 12px; }
.mini-stat .icon svg { width: 20px; height: 20px; }
.mini-stat .value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 28px;
  color: var(--accent);
}
.mini-stat .label { font-size: 13px; font-weight: 600; color: var(--accent); margin-top: 6px; }
.mini-stat .detail { font-size: 13px; opacity: 0.7; margin-top: 10px; line-height: 1.55; }

/* ---------- Generic bordered card + landscape rows ---------- */
.cs-card {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 12px;
  padding: 24px;
}
.cs-card-title { font-size: 15px; font-weight: 600; color: var(--accent); margin-bottom: 16px; }
.land-row { display: grid; grid-template-columns: 96px 1fr; gap: 16px; padding: 12px 0; }
.land-row .name { color: var(--accent); font-size: 12px; padding-top: 2px; }
.land-row b { display: block; font-size: 14px; margin-bottom: 2px; }
.land-row span { font-size: 13px; opacity: 0.7; }

/* ---------- Card kicker (small accent line) ---------- */
.stat-card .kicker { display: block; font-size: 12px; color: var(--accent); margin-bottom: 6px; }
.stat-card .label--accent { color: var(--accent); font-size: 16px; }
.cs-impact-bar p.em { font-style: italic; font-weight: 600; }

/* ---------- Hero summary objective/outcome blocks ---------- */
.cs-summary-block { padding: 10px 0; }
.cs-summary-block b { display: block; font-size: 15px; color: var(--accent); margin-bottom: 4px; }
.cs-summary-block p { font-size: 14px; line-height: 1.5; }

/* ---------- Paired full-bleed images ---------- */
.cs-image-pair { display: grid; gap: 12px; }
@media (min-width: 768px) { .cs-image-pair { grid-template-columns: 1fr 1fr; } }
.cs-image-pair .frame { border-radius: 12px; overflow: hidden; background: var(--color-surface); }
.cs-image-pair img { width: 100%; height: auto; display: block; }

/* ---------- Bullet list card ---------- */
.cs-bullet-card {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 12px;
  padding: 24px;
}
.cs-bullet-card li {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 11px 0;
  font-size: 14px;
  line-height: 1.5;
}
.cs-bullet-card li::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
  transform: translateY(1px);
}

/* ---------- Before / After iteration cards ---------- */
.ba-grid { display: grid; gap: 24px; margin-top: 16px; }
@media (min-width: 768px) { .ba-grid { grid-template-columns: 1fr 1fr; } }
.ba-card {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 12px;
  padding: 20px 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 600px) {
  .ba-card { grid-template-columns: 1fr 28px 1fr; align-items: start; }
}
.ba-card .title {
  grid-column: 1 / -1;
  font-family: var(--font-heading);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.ba-card .phase { font-size: 12px; opacity: 0.55; margin-bottom: 8px; font-weight: 600; }
.ba-card .copy { font-size: 13px; line-height: 1.5; opacity: 0.9; }
.ba-card .ba-arrow { display: none; opacity: 0.5; padding-top: 22px; }
@media (min-width: 600px) { .ba-card .ba-arrow { display: block; } }

/* ---------- Brand board (component samples) ---------- */
.brand-board {
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.bb-row { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; }
.bb-emoji { font-size: 32px; line-height: 1; }
.bb-icons { color: var(--accent); display: flex; flex-wrap: wrap; gap: 20px; align-items: center; }
.bb-icons svg { width: 20px; height: 20px; }
.bb-size { text-align: center; font-size: 11px; opacity: 0.85; }
.bb-size .ring {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  background: var(--accent);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 13px;
  margin: 0 auto 6px;
}
.bb-size--s .ring { width: 40px; height: 40px; }
.bb-size--m .ring { width: 45px; height: 45px; }
.bb-size--l .ring { width: 50px; height: 50px; }
.bb-btn {
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  padding: 8px 16px;
  border: 1.5px solid var(--accent);
  color: var(--color-white);
  background: var(--accent);
}
.bb-btn--ghost { background: transparent; color: var(--accent); }
.bb-btn--soft { background: rgba(250, 78, 3, 0.35); border-color: transparent; }
.bb-btn--lg { padding: 12px 24px; font-size: 15px; }
.bb-counter {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 1.5px solid var(--accent);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 15px;
}
.bb-counter span { color: var(--accent); font-weight: 700; }
.bb-tab { font-size: 13px; color: var(--accent); border-bottom: 2px solid var(--accent); padding-bottom: 4px; }

/* Typography specimen card */
.type-card {
  background: #FEEBE4;
  border-radius: 12px;
  padding: 32px;
  color: #FA4E03;
  display: flex;
  flex-direction: column;
  gap: 28px;
  justify-content: center;
}
.type-card .row { display: grid; grid-template-columns: 56px 1fr; gap: 16px; align-items: start; }
.type-card .lab { color: #1A1A1A; font-size: 14px; font-weight: 600; padding-top: 4px; }
.type-card .name { font-family: var(--font-heading); font-weight: 700; font-size: 28px; text-transform: uppercase; }
.type-card .name--body { font-family: var(--font-body); text-transform: none; }
.type-card .alphabet { font-size: 15px; font-weight: 700; line-height: 1.4; margin-top: 6px; word-break: break-word; }

/* Palette row (flexible count) ---------- */
.palette--flex { display: flex; flex-wrap: wrap; gap: 16px; }
.palette--flex .swatch {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
  border-radius: 10px;
  padding: 12px 20px 12px 12px;
  flex: 1 1 180px;
}
.palette--flex .swatch .chip { width: 40px; height: 40px; border-radius: 8px; flex: none; border: 1px solid rgba(243,245,244,0.15); }
.palette--flex .swatch b { display: block; font-size: 13px; }
.palette--flex .swatch span { font-size: 12px; opacity: 0.6; }

/* Social posts strip */
.social-strip { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 980px; margin: 0 auto; }
@media (min-width: 768px) { .social-strip { grid-template-columns: repeat(4, 1fr); } }
.social-strip .frame { border-radius: 10px; overflow: hidden; }
.social-strip img { width: 100%; height: auto; display: block; }

/* ---------- Vertical video embed (YouTube Shorts) ---------- */
.cs-video {
  max-width: 380px;
  margin: 0 auto;
  aspect-ratio: 9 / 16;
  border-radius: 16px;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid rgba(243, 245, 244, 0.12);
}
.cs-video iframe { width: 100%; height: 100%; border: 0; display: block; }
.cs-video-caption {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-top: 16px;
}

/* ---------- 3-up image row ---------- */
.cs-image-trio { display: grid; gap: 12px; }
@media (min-width: 768px) { .cs-image-trio { grid-template-columns: repeat(3, 1fr); } }
.cs-image-trio .frame { border-radius: 12px; overflow: hidden; background: var(--color-surface); }
.cs-image-trio img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Previous / next work nav ---------- */
.pw-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 48px 0;
  border-top: 1px solid rgba(243, 245, 244, 0.15);
}
.pw-nav a {
  font-family: var(--font-heading);
  font-size: clamp(14px, 2vw, 20px);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: color 0.2s;
}
.pw-nav a:hover { color: var(--accent); }
.pw-nav .dir { font-size: 11px; opacity: 0.55; display: block; font-family: var(--font-body); letter-spacing: 0; text-transform: none; margin-bottom: 4px; }
.pw-nav a.next { text-align: right; margin-left: auto; }

/* ---------- Unity Health mosaic ---------- */
.uh-mosaic { display: grid; gap: 14px; }
@media (min-width: 768px) {
  .uh-mosaic { grid-template-columns: 2fr 1fr; align-items: stretch; }
}
.uh-main { display: grid; gap: 14px; grid-auto-rows: min-content; }
.uh-pair { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
.uh-mosaic .frame { border-radius: 12px; overflow: hidden; background: var(--color-surface); }
.uh-mosaic .frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.uh-tall img { min-height: 100%; }
@media (max-width: 767px) { .uh-tall { aspect-ratio: 3 / 4; } }
