/* Components — ported from the credentials deck, fluid-ised for web */

/* Kicker — uppercase mono label with terracotta number */
.kicker {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-ink-2);
  margin-bottom: clamp(20px, 2.5vw, 32px);
}
.kicker .num {
  color: var(--c-accent);
  margin-right: 10px;
}

/* Rail — vertical sidebar present on full-bleed sections */
.rail {
  position: absolute;
  top: clamp(48px, 7vw, 96px);
  bottom: clamp(48px, 7vw, 96px);
  left: clamp(24px, 4vw, 72px);
  width: var(--rail-w);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  z-index: 3;
  pointer-events: none;
}
.rail .line { flex: 1; width: 1px; background: var(--c-rule); }
.rail .label {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-ink-2);
  white-space: nowrap;
}

@media (max-width: 900px) {
  .rail { display: none; }
}

/* Statement / belief — massive italic serif quote */
.statement {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(40px, 7vw, 108px);
  line-height: 1.04;
  max-width: 22ch;
  color: var(--c-ink);
}
.statement em { font-style: normal; }
.statement-mark {
  font-family: var(--f-serif);
  font-size: clamp(120px, 18vw, 220px);
  line-height: 0.6;
  color: var(--c-accent);
  opacity: 0.55;
  margin-bottom: -0.18em;
}

/* Chapter divider */
.chapter-num {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: clamp(20px, 3vw, 36px);
}
.chapter-title {
  font-family: var(--f-display);
  font-weight: 200;
  font-size: clamp(64px, 12vw, 220px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  max-width: 14ch;
}
.chapter-title em {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
}
.chapter-foot {
  margin-top: clamp(32px, 5vw, 64px);
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: clamp(24px, 4vw, 64px);
  padding-top: 28px;
  border-top: 1px solid var(--c-rule);
}

/* Cover */
.cover-title {
  font-family: var(--f-display);
  font-weight: 200;
  font-size: var(--t-cover);
  line-height: 0.88;
  letter-spacing: -0.02em;
}
.cover-title em {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
}

.cover-mark {
  position: absolute;
  right: clamp(24px, 6vw, 140px);
  top: clamp(120px, 14vw, 200px);
  width: clamp(180px, 24vw, 380px);
  aspect-ratio: 380 / 540;
  opacity: 0.5;
  z-index: 1;
  overflow: hidden;
  mix-blend-mode: multiply;
  pointer-events: none;
}
.cover-mark img { width: 100%; height: 100%; object-fit: cover; }

/* Capability ledger — 4x2 hairline grid */
.ledger {
  border-top: 1px solid var(--c-ink);
  border-left: 1px solid var(--c-ink);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.ledger .cell {
  border-right: 1px solid var(--c-ink);
  border-bottom: 1px solid var(--c-ink);
  padding: clamp(20px, 2.4vw, 32px) clamp(20px, 2.4vw, 32px) clamp(18px, 2.2vw, 28px);
  min-height: clamp(180px, 18vw, 240px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: clamp(16px, 1.8vw, 24px);
}
.ledger .cell .num {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.18em;
  color: var(--c-ink-3);
}
.ledger .cell .title {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(20px, 2.2vw, 32px);
  line-height: 1.08;
  color: var(--c-ink);
}
.ledger .cell .desc {
  font-size: var(--t-small);
  color: var(--c-ink-2);
  line-height: 1.4;
}

@media (max-width: 1100px) {
  .ledger { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .ledger { grid-template-columns: 1fr; }
}

/* Process / phase — 4 steps with italic serif title */
.process {
  border-top: 1px solid var(--c-ink);
  border-left: 1px solid var(--c-ink);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.process .step {
  border-right: 1px solid var(--c-ink);
  border-bottom: 1px solid var(--c-ink);
  padding: clamp(24px, 3vw, 40px) clamp(22px, 2.6vw, 36px) clamp(22px, 2.6vw, 36px);
  min-height: clamp(280px, 26vw, 380px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: clamp(16px, 1.8vw, 24px);
}
.process .step .num {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.18em;
  color: var(--c-accent);
}
.process .step h3 {
  font-family: var(--f-serif);
  font-style: italic;
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 400;
  line-height: 1;
}
.process .step p {
  font-size: var(--t-body);
  line-height: 1.4;
  color: var(--c-ink-2);
}

@media (max-width: 1100px) {
  .process { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .process { grid-template-columns: 1fr; }
}

/* Image frame */
.frame-img {
  background: var(--c-paper-3);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--c-rule);
  aspect-ratio: 4 / 3;
}
.frame-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.frame-img.contain img { object-fit: contain; padding: 8%; }
.frame-img.duotone img { filter: grayscale(1) contrast(1.05) sepia(0.18); }
.frame-img.tall { aspect-ratio: 3 / 4; }
.frame-img.full { aspect-ratio: auto; height: 100%; }

/* Case slides — hero, trio, stack */
.case-hero {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(28px, 4vw, 64px);
  align-items: stretch;
}
.case-hero.reverse {
  grid-template-columns: 1.05fr 0.95fr;
}
.case-hero .col-text {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: clamp(28px, 4vw, 56px);
  padding-block: 8px;
}
.case-hero .col-text h2 { max-width: 14ch; }
.case-hero .col-img { position: relative; min-height: clamp(320px, 50vw, 720px); }

@media (max-width: 900px) {
  .case-hero,
  .case-hero.reverse { grid-template-columns: 1fr; }
  .case-hero .col-img { min-height: clamp(280px, 70vw, 480px); }
}

.case-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(12px, 1.5vw, 24px);
}
/* Cells match the source images (1920×1080) so nothing gets cropped */
.case-trio .frame-img { aspect-ratio: 16 / 9; }

@media (max-width: 900px) {
  .case-trio { grid-template-columns: 1fr; }
}

.case-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(10px, 1vw, 16px);
}
.case-stack .frame-img { aspect-ratio: 16 / 9; }

@media (max-width: 720px) {
  .case-stack { grid-template-columns: 1fr; }
}

/* Screenshots in case-stack / case-trio: never crop the content */
.case-stack .frame-img img,
.case-trio .frame-img img {
  object-fit: contain;
}

/* Logo strip — auto-fit grid handles any roster size gracefully */
.logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: clamp(8px, 1vw, 14px);
}
.logos .tile {
  aspect-ratio: 4 / 3;
  border: 1px solid var(--c-ink);
  background: var(--c-paper);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(14px, 1.6vw, 22px);
}
.logos .tile img {
  max-width: 100%;
  max-height: 60%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(1);
  mix-blend-mode: multiply;
  opacity: 0.88;
}
.logos .tile.paper-bg {
  /* For JPGs whose background is already paper-coloured — skip multiply blend */
}
.logos .tile.paper-bg img { mix-blend-mode: normal; }

@media (max-width: 480px) {
  .logos { grid-template-columns: repeat(2, 1fr); }
}

/* Proof table */
.proof {
  border-top: 1px solid var(--c-ink);
}
.proof .row-p {
  display: grid;
  grid-template-columns: 220px 1fr 1.2fr;
  align-items: center;
  gap: clamp(20px, 2.4vw, 32px);
  padding: clamp(20px, 2.4vw, 28px) 0;
  border-bottom: 1px solid var(--c-rule);
}
.proof .row-p:last-child { border-bottom: 1px solid var(--c-ink); }
.proof .row-p .label {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-ink-3);
}
.proof .row-p .figure {
  font-family: var(--f-display);
  font-weight: 300;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1;
  color: var(--c-ink);
}
.proof .row-p .figure em {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
}
.proof .row-p .desc {
  font-size: var(--t-body);
  color: var(--c-ink-2);
  line-height: 1.4;
}

@media (max-width: 900px) {
  .proof .row-p {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* Why list */
.why { display: grid; gap: 0; }
.why .row-w {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(20px, 3vw, 48px);
  padding: clamp(18px, 2.2vw, 24px) 0;
  border-top: 1px solid var(--c-ink);
  align-items: start;
}
.why .row-w:last-child { border-bottom: 1px solid var(--c-ink); }
.why .row-w .head {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-ink);
  padding-top: 8px;
}
.why .row-w .head .num { color: var(--c-accent); margin-right: 10px; }
.why .row-w .body-w {
  display: grid;
  gap: 12px;
}
.why .row-w .body-w h3 {
  font-family: var(--f-display);
  font-weight: 300;
  font-size: clamp(22px, 2.4vw, 34px);
  line-height: 1.1;
}
.why .row-w .body-w p {
  font-size: var(--t-body);
  line-height: 1.4;
  max-width: 56ch;
}

@media (max-width: 720px) {
  .why .row-w { grid-template-columns: 1fr; }
}

/* End / closing */
.end-title {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(48px, 8vw, 132px);
  line-height: 1.02;
  max-width: 16ch;
  color: var(--c-ink);
}
.end-title em {
  font-style: normal;
  font-family: var(--f-display);
  font-weight: 200;
}

/* Caption row under image trio */
.caption-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(12px, 1.5vw, 24px);
  margin-top: clamp(16px, 2vw, 24px);
}
.caption-row .cap {
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-ink-2);
}
.caption-row .cap b { color: var(--c-ink); font-weight: 500; margin-right: 10px; }
.caption-row .cap .sub {
  display: block;
  text-transform: none;
  letter-spacing: 0;
  color: var(--c-ink-3);
  margin-top: 4px;
}

@media (max-width: 900px) {
  .caption-row { grid-template-columns: 1fr; }
}

/* CTA link — arrow accent */
.cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--f-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-ink);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--c-ink);
  transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}
.cta .arrow {
  color: var(--c-accent);
  transition: transform 0.3s var(--ease-out);
}
.cta:hover { color: var(--c-accent); border-color: var(--c-accent); }
.cta:hover .arrow { transform: translateX(6px); }

/* Inline italic accent in headings */
em.flag {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
}

/* Motion — fade-up triggered by IntersectionObserver */
[data-anim] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--t-anim) var(--ease-out),
              transform var(--t-anim) var(--ease-out);
}
[data-anim].is-in {
  opacity: 1;
  transform: none;
}
[data-d="1"] { transition-delay: 0.05s; }
[data-d="2"] { transition-delay: 0.14s; }
[data-d="3"] { transition-delay: 0.24s; }
[data-d="4"] { transition-delay: 0.34s; }
[data-d="5"] { transition-delay: 0.44s; }

@media (prefers-reduced-motion: reduce) {
  [data-anim] { opacity: 1; transform: none; transition: none; }
}