/* ============================================================
   nouz.co — Customer Stories
   Case-study index. Hero, featured story, industry filter, grid.
   ============================================================ */

/* ───── HERO ─────────────────────────────────────────── */
.cs-hero {
  padding: 96px 0 56px;
  border-bottom: 1px solid var(--border-default);
  position: relative;
  overflow: hidden;
}
.cs-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 90% 0%, rgba(0,128,96,0.06), transparent 60%),
    radial-gradient(ellipse 60% 50% at 10% 100%, rgba(217,178,138,0.08), transparent 60%);
  pointer-events: none;
}
.cs-hero > .wrap { position: relative; }
@media (max-width: 720px) { .cs-hero { padding: 72px 0 40px; } }

.cs-crumb {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 18px;
}
.cs-crumb a { color: var(--fg-muted); transition: color 180ms; }
.cs-crumb a:hover { color: var(--ink); }
.cs-crumb .here { color: var(--ink); font-weight: 500; }

.cs-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  padding: 6px 14px 6px 10px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border-default);
  box-shadow: 0 1px 0 rgba(255,255,255,0.7) inset, 0 6px 18px -10px rgba(23,23,26,0.06);
}
.cs-eyebrow .d {
  width: 6px; height: 6px; border-radius: 99px;
  background: var(--color-accent-positive);
  box-shadow: 0 0 0 3px rgba(0,128,96,0.14);
}

.cs-title {
  margin: 24px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(40px, 5.4vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.028em;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
  max-width: 820px;
}
.cs-title em { font-style: italic; font-weight: 500; }

.cs-sub {
  margin: 24px 0 0;
  font-size: 18px;
  line-height: 1.55;
  color: var(--fg-default);
  max-width: 620px;
  text-wrap: pretty;
}
.cs-sub em { font-style: italic; color: var(--ink); font-weight: 500; }

/* ───── FEATURED STORY ───────────────────────────────── */
.cs-featured {
  padding: 48px 0 80px;
  border-bottom: 1px solid var(--border-default);
}
.cs-feat-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 0;
  background: #fff;
  border: 1px solid var(--border-default);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 30px 80px -32px rgba(23,23,26,0.14);
}
@media (max-width: 980px) { .cs-feat-card { grid-template-columns: 1fr; } }

.cs-feat-media {
  position: relative;
  background: linear-gradient(135deg, #E9DCC9 0%, #C8A878 100%);
  min-height: 480px;
  display: flex; align-items: flex-end; justify-content: flex-start;
  padding: 24px;
  overflow: hidden;
}
.cs-feat-media::before {
  content: '';
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.04) 6px, transparent 6px, transparent 14px);
}
.cs-feat-tag {
  position: relative;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(23,23,26,0.55);
}
.cs-feat-badge {
  position: absolute;
  top: 24px; left: 24px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px 7px 10px;
  background: rgba(23,23,26,0.86);
  color: #fff;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}
.cs-feat-badge .d {
  width: 6px; height: 6px; border-radius: 99px;
  background: #4CCDA3;
  box-shadow: 0 0 0 3px rgba(76,205,163,0.22);
}

.cs-feat-body {
  padding: 48px 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
@media (max-width: 720px) { .cs-feat-body { padding: 36px 28px 32px; } }

.cs-feat-eb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-positive);
  font-weight: 600;
}
.cs-feat-h {
  margin: 0;
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1.08;
  letter-spacing: -0.022em;
  font-weight: 600;
  color: var(--ink);
}
.cs-feat-h em {
  font-style: italic;
  font-weight: 500;
  background: linear-gradient(180deg, transparent 65%, rgba(0,128,96,0.18) 65%, rgba(0,128,96,0.18) 92%, transparent 92%);
  padding: 0 2px;
}
.cs-feat-q {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg-default);
}
.cs-feat-q em { font-style: italic; font-weight: 600; color: var(--ink); }

.cs-feat-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  border-top: 1px solid var(--border-default);
  border-bottom: 1px solid var(--border-default);
  padding: 18px 0;
  margin: 6px 0;
}
@media (max-width: 480px) { .cs-feat-stats { grid-template-columns: 1fr; } }
.cs-feat-stat {
  display: flex; flex-direction: column; gap: 2px;
}
.cs-feat-stat .v {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.018em;
  font-variant-numeric: tabular-nums;
}
.cs-feat-stat .l {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  text-transform: uppercase;
}

.cs-feat-by {
  display: flex; align-items: center; gap: 14px;
  margin-top: auto;
}
.cs-feat-av {
  width: 40px; height: 40px;
  border-radius: 99px;
  background: var(--bg-muted);
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}
.cs-feat-by-t {
  display: flex; flex-direction: column; gap: 2px;
}
.cs-feat-by-t .who { font-size: 14px; color: var(--ink); font-weight: 600; letter-spacing: -0.005em; }
.cs-feat-by-t .where { font-size: 12px; color: var(--fg-muted); font-family: var(--font-mono); }
.cs-feat-cta {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  background: var(--ink);
  color: #fff;
  font-size: 13.5px;
  font-weight: 500;
  transition: all 200ms;
}
.cs-feat-cta:hover {
  background: #2a2a2a;
}
.cs-feat-cta svg { width: 14px; height: 14px; transition: transform 200ms; }
.cs-feat-cta:hover svg { transform: translateX(3px); }

/* ───── FILTERS ──────────────────────────────────────── */
.cs-filter {
  padding: 48px 0 32px;
}
.cs-filter-row {
  display: flex; flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.cs-filter-lab {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-right: 4px;
}
.cs-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border-default);
  color: var(--fg-default);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: all 180ms ease;
  cursor: pointer;
}
.cs-chip:hover {
  border-color: rgba(23,23,26,0.3);
  color: var(--ink);
}
.cs-chip.is-on {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}
.cs-chip-c {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--bg-app);
  color: var(--fg-muted);
}
.cs-chip.is-on .cs-chip-c {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.8);
}

/* ───── GRID ─────────────────────────────────────────── */
.cs-grid-section {
  padding: 32px 0 96px;
  border-bottom: 1px solid var(--border-default);
}
.cs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 1000px) { .cs-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .cs-grid { grid-template-columns: 1fr; } }

.cs-card {
  display: flex; flex-direction: column;
  background: #fff;
  border: 1px solid var(--border-default);
  border-radius: 18px;
  overflow: hidden;
  color: var(--ink);
  transition: all 220ms var(--ease-out-quint);
}
.cs-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0,0,0,0.18);
  box-shadow: 0 20px 50px -22px rgba(23,23,26,0.14);
}
.cs-card-photo {
  position: relative;
  aspect-ratio: 16 / 10;
  display: flex; align-items: flex-end; padding: 14px;
  overflow: hidden;
}
.cs-card-photo::before {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.04) 5px, transparent 5px, transparent 12px);
}
/* Industry-themed photo placeholders */
.cs-photo-cafe      { background: linear-gradient(135deg, #F4F3EE 0%, #C9C2AE 100%); }
.cs-photo-retail    { background: linear-gradient(135deg, #EDEAE0 0%, #B4B2A2 100%); }
.cs-photo-ecommerce { background: linear-gradient(135deg, #E5E3D8 0%, #9B9683 100%); }
.cs-photo-salon     { background: linear-gradient(135deg, #EFEBE0 0%, #8A8268 100%); }
.cs-photo-brick     { background: linear-gradient(135deg, #E8E4D6 0%, #A39C84 100%); }

.cs-photo-tag {
  position: relative;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: rgba(23,23,26,0.55);
}
.cs-card-badge {
  position: absolute;
  top: 14px; left: 14px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.92);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 500;
}

.cs-card-body {
  padding: 22px 22px 20px;
  display: flex; flex-direction: column;
  gap: 14px;
  flex: 1;
}
.cs-card-stat {
  display: flex; align-items: baseline; gap: 10px;
}
.cs-card-stat .v {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.018em;
  line-height: 1;
}
.cs-card-stat .l {
  font-size: 12.5px;
  color: var(--fg-muted);
  line-height: 1.35;
}
.cs-card-q {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  font-style: italic;
  letter-spacing: -0.005em;
}
.cs-card-q em {
  font-style: italic;
  font-weight: 600;
  background: linear-gradient(180deg, transparent 65%, rgba(0,128,96,0.16) 65%, rgba(0,128,96,0.16) 92%, transparent 92%);
  padding: 0 1px;
}
.cs-card-by {
  display: flex; align-items: center; gap: 12px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-default);
}
.cs-card-av {
  width: 32px; height: 32px;
  border-radius: 99px;
  background: var(--bg-app);
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}
.cs-card-by-t {
  display: flex; flex-direction: column; gap: 1px;
  min-width: 0;
}
.cs-card-by-t .who { font-size: 13px; color: var(--ink); font-weight: 600; }
.cs-card-by-t .where { font-size: 11px; color: var(--fg-muted); font-family: var(--font-mono); }
.cs-card-arr {
  margin-left: auto;
  display: grid; place-items: center;
  width: 28px; height: 28px;
  border-radius: 99px;
  background: var(--bg-app);
  color: var(--fg-muted);
  transition: all 220ms ease;
}
.cs-card-arr svg { width: 12px; height: 12px; }
.cs-card:hover .cs-card-arr {
  background: var(--ink);
  color: #fff;
}

.cs-grid-more {
  margin-top: 40px;
  display: flex; justify-content: center;
}
.cs-more-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--border-default);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 200ms ease;
}
.cs-more-btn:hover {
  border-color: var(--ink);
  background: var(--bg-app);
}
.cs-more-btn svg { width: 14px; height: 14px; }

/* ───── BY THE NUMBERS ───────────────────────────────── */
.cs-bythenumbers {
  padding: 96px 0;
  background: var(--ink);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cs-bythenumbers::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.05) 1px, transparent 1.5px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 70% 90% at 50% 50%, #000 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 70% 90% at 50% 50%, #000 30%, transparent 85%);
  opacity: 0.4;
  pointer-events: none;
}
.cs-bythenumbers > .wrap { position: relative; }
.cs-btn-head {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 56px;
  display: flex; flex-direction: column; align-items: center;
  gap: 16px;
}
.cs-btn-h {
  margin: 0;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.06;
  letter-spacing: -0.022em;
  font-weight: 600;
  text-wrap: balance;
  color: #fff;
}
.cs-btn-h em { font-style: italic; font-weight: 500; }
.cs-btn-sub {
  margin: 0;
  font-size: 16px;
  color: rgba(255,255,255,0.7);
  line-height: 1.55;
}
.cs-btn-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 20px;
  overflow: hidden;
}
@media (max-width: 820px) { .cs-btn-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .cs-btn-grid { grid-template-columns: 1fr; } }
.cs-btn-stat {
  padding: 32px 28px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.cs-btn-stat:last-child { border-right: none; }
@media (max-width: 820px) {
  .cs-btn-stat:nth-child(2n) { border-right: none; }
  .cs-btn-stat:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,0.08); }
}
@media (max-width: 480px) {
  .cs-btn-stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .cs-btn-stat:last-child { border-bottom: none; }
}
.cs-btn-stat .v {
  font-family: var(--font-sans);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.022em;
  display: block;
  line-height: 1;
}
.cs-btn-stat .l {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  display: block;
}

/* ───── FINAL CTA ────────────────────────────────────── */
.cs-final {
  padding: 96px 0 120px;
}
.cs-final-card {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, auto);
  gap: 48px;
  align-items: center;
  padding: 56px 56px;
  background: #fff;
  border: 1px solid var(--border-default);
  border-radius: 24px;
  box-shadow: 0 24px 60px -28px rgba(23,23,26,0.12);
}
@media (max-width: 820px) {
  .cs-final-card { grid-template-columns: 1fr; padding: 40px 28px; text-align: center; gap: 32px; }
}
.cs-final-h {
  margin: 18px 0 0;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.06;
  letter-spacing: -0.022em;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
}
.cs-final-h em { font-style: italic; font-weight: 500; }
.cs-final-sub {
  margin: 16px 0 0;
  font-size: 16px;
  color: var(--fg-default);
  line-height: 1.55;
}
.cs-final-sub em { font-style: italic; color: var(--ink); font-weight: 500; }
.cs-final-r {
  display: flex; flex-direction: column; gap: 12px; align-items: flex-end;
}
@media (max-width: 820px) { .cs-final-r { align-items: center; } }
.cs-final-fine {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
}


/* =========================================================
   CUSTOMER STORY — individual article (customer-story.html)
   ========================================================= */
.cs-hero-art {
  padding: 80px 0 40px;
  border-bottom: 0;
  text-align: left;
}
.cs-hero-art > .wrap { position: relative; z-index: 1; }
.cs-crumb {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.cs-crumb a { color: var(--fg-muted); transition: color 180ms ease; }
.cs-crumb a:hover { color: var(--ink); }
.cs-crumb .here { color: var(--ink); font-weight: 500; }

.cs-art-h {
  margin: 22px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(40px, 5.6vw, 72px);
  line-height: 1.0;
  letter-spacing: -0.032em;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
  max-width: 860px;
}
.cs-art-h em { font-style: italic; font-weight: 500; }

.cs-art-lede {
  margin: 22px 0 0;
  font-size: 19px;
  line-height: 1.55;
  color: var(--fg-default);
  max-width: 720px;
  text-wrap: pretty;
}
.cs-art-lede em { font-style: italic; color: var(--ink); font-weight: 500; }

.csa-meta {
  margin-top: 28px;
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: 12px 18px 12px 12px;
  background: #fff;
  border: 1px solid var(--border-default);
  border-radius: 999px;
}
.csam-by { display: inline-flex; align-items: center; gap: 10px; }
.csam-by .av {
  width: 32px; height: 32px;
  border-radius: 99px;
  background: linear-gradient(135deg, #d9b28a, #8a6d4d);
  display: grid; place-items: center;
  color: #fff; font-weight: 600; font-size: 13px;
  font-family: var(--font-mono);
}
.csam-by .t { display: flex; flex-direction: column; line-height: 1.2; }
.csam-by .who { font-size: 13.5px; font-weight: 600; color: var(--ink); }
.csam-by .role { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.04em; color: var(--fg-muted); margin-top: 1px; }
.csam-dot { color: var(--fg-placeholder); }
.csam-it {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--fg-muted);
}
.csam-it svg { width: 12px; height: 12px; }

/* Stat strip */
.csa-stats {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-default);
  border-bottom: 1px solid var(--border-default);
  padding: 24px 0;
}
@media (max-width: 820px) { .csa-stats { grid-template-columns: repeat(2, 1fr); gap: 24px 0; } }
@media (max-width: 480px) { .csa-stats { grid-template-columns: 1fr; } }
.csa-stat {
  padding: 0 24px;
  border-right: 1px solid var(--border-default);
}
.csa-stat:last-child { border-right: none; }
@media (max-width: 820px) {
  .csa-stat:nth-child(2n) { border-right: none; }
}
@media (max-width: 480px) {
  .csa-stat { border-right: none; padding: 16px 24px; border-bottom: 1px solid var(--border-default); }
  .csa-stat:last-child { border-bottom: none; }
}
.csa-stat .v {
  font-family: var(--font-sans);
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 600;
  letter-spacing: -0.022em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.csa-stat .v .sign { color: var(--color-accent-positive); margin-right: 1px; }
.csa-stat .v .arr { color: var(--fg-placeholder); margin: 0 4px; font-weight: 400; }
.csa-stat .v small {
  font-family: var(--font-mono);
  font-size: 0.42em;
  color: var(--fg-muted);
  font-weight: 500;
  margin-left: 2px;
  vertical-align: 0.18em;
}
.csa-stat .l {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  line-height: 1.4;
}

/* Photo placeholder */
.csa-photo-section { padding: 16px 0 40px; }
.csa-photo {
  position: relative;
  width: 100%;
  height: clamp(280px, 36vw, 460px);
  border-radius: 24px;
  background:
    linear-gradient(135deg, #e9e3d6 0%, #d9c9b2 100%);
  overflow: hidden;
  border: 1px solid var(--border-default);
}
.csa-photo-grid {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(23,23,26,0.05) 1px, transparent 1.5px),
    linear-gradient(135deg, rgba(217,178,138,0.20), rgba(0,0,0,0) 60%);
  background-size: 24px 24px, 100% 100%;
  mask-image: radial-gradient(ellipse at center, #000 50%, rgba(0,0,0,0.4) 100%);
}
.csa-photo-tag {
  position: absolute;
  left: 24px;
  bottom: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  padding: 6px 12px;
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--border-default);
  border-radius: 999px;
  backdrop-filter: blur(2px);
}
.csa-photo-badge {
  position: absolute;
  right: 24px;
  top: 24px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  padding: 6px 12px;
  background: rgba(23,23,26,0.85);
  border-radius: 999px;
  font-weight: 600;
}

/* Article layout */
.cs-art-page { padding: 24px 0 96px; }
.csa-ap-wrap {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 64px;
  align-items: start;
}
@media (max-width: 980px) {
  .csa-ap-wrap { grid-template-columns: 1fr; gap: 32px; }
}

/* Sidebar */
.csa-side { position: sticky; top: 84px; display: flex; flex-direction: column; gap: 12px; }
@media (max-width: 980px) { .csa-side { position: static; } }
.csa-side-card {
  background: #fff;
  border: 1px solid var(--border-default);
  border-radius: 16px;
  padding: 24px 22px;
}
.csa-side-h {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 14px;
}
.csa-dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 18px;
  margin: 0;
  font-size: 13.5px;
}
.csa-dl dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--fg-muted);
  text-transform: uppercase;
}
.csa-dl dd {
  margin: 0;
  font-size: 13.5px;
  color: var(--ink);
  font-weight: 500;
}
.csa-tools {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.csa-tools li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border-default);
  font-size: 13px;
}
.csa-tools li:last-child { border-bottom: 0; }
.csa-tools .t {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.csa-tools .v { color: var(--ink); font-weight: 500; }

.csa-side-cta {
  display: grid;
  grid-template-columns: 1fr 18px;
  gap: 8px;
  align-items: center;
  padding: 18px 20px;
  background: var(--ink);
  color: #fff;
  border-radius: 14px;
  text-decoration: none;
  transition: transform 200ms, box-shadow 200ms;
  box-shadow: 0 12px 30px -16px rgba(23,23,26,0.4);
}
.csa-side-cta:hover { transform: translateY(-2px); box-shadow: 0 18px 36px -16px rgba(23,23,26,0.5); }
.csa-side-cta-eb {
  grid-column: 1;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.csa-side-cta-t {
  grid-column: 1;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.012em;
  color: #fff;
  margin-top: 4px;
}
.csa-side-cta-t em { font-style: italic; font-weight: 500; color: #4CCDA3; }
.csa-side-cta-arr {
  grid-row: 1 / span 2;
  grid-column: 2;
  color: #fff;
  display: grid; place-items: center;
}

/* Main */
.csa-main {
  max-width: 760px;
  font-size: 17px;
  line-height: 1.65;
  color: var(--fg-default);
}
.csa-main p { margin: 18px 0; text-wrap: pretty; }
.csa-main p em { font-style: italic; color: var(--ink); }
.csa-main p strong { color: var(--ink); font-weight: 600; }
.csa-main h2 {
  margin: 56px 0 14px;
  font-size: 28px;
  line-height: 1.18;
  letter-spacing: -0.022em;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
}
.csa-main h2 em { font-style: italic; font-weight: 500; }

/* Pull-quote */
.csa-pull {
  margin: 40px 0;
  padding: 32px 36px 28px;
  position: relative;
  background: var(--bg-app);
  border-radius: 18px;
  border-left: 3px solid var(--color-accent-positive);
}
.csa-pull p {
  margin: 0;
  font-size: 22px;
  line-height: 1.4;
  letter-spacing: -0.014em;
  color: var(--ink);
  text-wrap: balance;
  font-weight: 500;
}
.csa-pull p em { font-style: italic; color: var(--ink); font-weight: 500; }
.csa-pull .csa-pq-mark {
  position: absolute;
  top: -8px;
  left: 24px;
  font-family: 'Geist', sans-serif;
  font-size: 84px;
  line-height: 1;
  color: var(--color-accent-positive);
  opacity: 0.18;
  font-weight: 700;
  font-style: italic;
}
.csa-pull footer { margin-top: 16px; }
.csa-pq-by {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
}
.csa-pull-alt {
  border-left: 3px solid var(--ink);
  background: #fff;
  border: 1px solid var(--border-default);
  border-left: 3px solid var(--ink);
}

/* Callout */
.csa-callout {
  margin: 28px 0;
  padding: 18px 22px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  border-radius: 12px;
  font-size: 14.5px;
  line-height: 1.55;
  background: rgba(0,128,96,0.04);
  border: 1px solid rgba(0,128,96,0.18);
}
.csa-co-ic { color: var(--color-accent-positive); flex-shrink: 0; margin-top: 1px; }
.csa-co-ic svg { width: 20px; height: 20px; }
.csa-co-b { display: flex; flex-direction: column; gap: 4px; }
.csa-co-b strong { color: var(--ink); font-weight: 600; font-size: 14.5px; }
.csa-co-b span { color: var(--fg-default); }
.csa-co-b em { color: var(--ink); font-style: italic; }

/* Inline data demo */
.csa-demo {
  margin: 32px 0;
  border: 1px solid var(--border-default);
  border-radius: 16px;
  background: #fff;
  overflow: hidden;
}
.csa-demo-h {
  padding: 20px 24px 12px;
  border-bottom: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.csa-demo-h .eb {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.csa-demo-h .sub {
  font-size: 14.5px;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.csa-demo-body { padding: 24px; }
.csa-demo-body svg { width: 100%; height: auto; display: block; max-height: 220px; }
.csa-demo-foot {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border-default);
  background: var(--bg-app);
}
.csa-stat-mini {
  padding: 16px 20px;
  border-right: 1px solid var(--border-default);
  text-align: center;
}
.csa-stat-mini:last-child { border-right: 0; }
.csa-stat-mini .v {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-accent-positive);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.csa-stat-mini .l {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* Final CTA */
.csa-final {
  margin: 56px 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 32px 36px;
  background: var(--ink);
  color: #fff;
  border-radius: 22px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 60px -28px rgba(23,23,26,0.4);
}
@media (max-width: 720px) {
  .csa-final { flex-direction: column; align-items: flex-start; padding: 28px; }
}
.csa-final::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.05) 1px, transparent 1.5px);
  background-size: 24px 24px;
  mask-image: radial-gradient(ellipse 60% 80% at 50% 50%, #000 30%, transparent 85%);
  opacity: 0.5;
  pointer-events: none;
}
.csa-final .l { position: relative; z-index: 1; }
.csa-final .l .eb {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.csa-final .l h3 {
  margin: 10px 0 0;
  font-size: 26px;
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.018em;
}
.csa-final .l h3 em { font-style: italic; font-weight: 500; color: #4CCDA3; }
.csa-final .l p {
  margin: 8px 0 0;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}
.csa-final .btn { position: relative; z-index: 1; flex-shrink: 0; }

/* More stories */
.csa-more {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--border-default);
}
.csa-more h3 {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  font-weight: 500;
}
.csa-more-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
@media (max-width: 720px) { .csa-more-grid { grid-template-columns: 1fr; } }
.csa-more-c {
  display: block;
  padding: 20px 22px;
  background: #fff;
  border: 1px solid var(--border-default);
  border-radius: 14px;
  color: var(--ink);
  transition: all 200ms ease;
}
.csa-more-c:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -20px rgba(23,23,26,0.16);
}
.csa-more-c .eb {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-positive);
  font-weight: 600;
}
.csa-more-c h4 {
  margin: 10px 0 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.012em;
  color: var(--ink);
  line-height: 1.3;
}
.csa-more-c p {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.45;
}