/* ============================================================
   Shared inner-page styles: About, Education, Projects, Case study
   ============================================================ */

.cs-contact {
  max-width: var(--content-narrow);
  color: var(--color-body-soft);
  font-size: var(--fs-small);
  font-style: italic;
  margin-bottom: var(--space-2xl);
}

.cs-contact a {
  font-style: normal;
}

.page-hero {
  padding-top: clamp(1.5rem, 1rem + 2vw, 2.5rem);
}

/* Case study pages split the problem/work and outcome into two <section>s;
   the generic `section { padding-block }` rule would otherwise stack a huge
   bottom gap under .page-hero on top of .cs-outcome's own top spacing. */
.page-hero:has(+ .cs-outcome) {
  padding-bottom: 0;
}

.page-lead {
  max-width: 640px;
}

.page-lead h1 {
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
}

.page-lead p {
  margin-top: var(--space-md);
  font-size: var(--fs-lead);
  color: var(--color-body);
  max-width: 56ch;
}

/* ============================================================
   About page
   ============================================================ */

.about-hero {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 440px);
  gap: var(--space-2xl);
  align-items: center;
}

.about-hero__portrait {
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.about-hero__portrait img {
  width: 100%;
  max-width: 420px;
  height: auto;
  display: block;
}

.timeline {
  display: flex;
  flex-direction: column;
  max-width: 900px;
}

.timeline__item {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: var(--space-sm) var(--space-xl);
  padding-block: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.timeline__item:last-child {
  border-bottom: 1px solid var(--color-border);
}

.timeline__date {
  color: var(--color-body-soft);
  font-size: var(--fs-small);
  font-weight: 500;
  padding-top: 0.15em;
}

.timeline__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.timeline__title {
  font-size: 1.0625rem;
  padding-top: 0;
}

.timeline__desc p {
  color: var(--color-body);
  font-size: var(--fs-small);
}

.timeline__desc p + p {
  margin-top: var(--space-2xs);
}

.about-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.about-columns h3 {
  font-size: var(--fs-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--ls-eyebrow);
  color: var(--color-body-soft);
  font-family: var(--font-text);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.about-columns li,
.about-columns .col-item {
  padding-block: var(--space-xs);
}

.about-columns .col-item strong {
  display: block;
  font-weight: 600;
}

.about-columns .col-item span {
  color: var(--color-body);
  font-size: var(--fs-small);
}

.away-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-lg);
  background: var(--color-bg-band);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.away-panel p {
  color: var(--color-ink-soft);
  max-width: 56ch;
}

.away-panel__chips {
  display: flex;
  gap: var(--space-sm);
}

.away-panel__chips .sticker-chip {
  position: relative;
}

/* ============================================================
   Education page
   ============================================================ */

.edu-hero-image img {
  width: 100%;
  display: block;
}

.edu-approach {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.edu-approach__item {
  background: rgba(20, 20, 20, 0.02);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-md);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.edu-approach__item h3 {
  font-size: 1.0625rem;
  margin-bottom: var(--space-xs);
}

.edu-approach__item p {
  color: var(--color-body);
  line-height: 1.5;
}

.statement {
  text-align: left;
  padding-block: var(--space-3xl);
}

.statement__title {
  font-size: var(--fs-h1);
  margin-bottom: var(--space-lg);
}

.statement__body {
  max-width: 620px;
}

.statement__body p {
  color: var(--color-dark-body);
  font-size: var(--fs-lead);
}

.statement__body p + p {
  margin-top: var(--space-md);
}

.statement__body strong {
  color: var(--color-dark-ink);
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.principle {
  padding: var(--space-lg);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
}

.principle h4 {
  color: var(--color-dark-ink);
  font-size: 1rem;
  margin-bottom: 0.4em;
}

.principle p {
  color: var(--color-dark-body);
  font-size: var(--fs-small);
}

.editorial {
  max-width: var(--content-narrow);
  margin-inline: auto;
}

.editorial h2 {
  font-size: var(--fs-h1);
  margin-bottom: var(--space-lg);
}

.editorial p {
  color: var(--color-body);
}

.editorial p + p {
  margin-top: var(--space-md);
}

/* ============================================================
   Projects page
   ============================================================ */

.filter-chips {
  display: flex;
  gap: var(--space-2xs);
  flex-wrap: wrap;
  margin-top: var(--space-lg);
}

.filter-chip {
  padding: 0.55em 1.1em;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-strong);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-ink-soft);
  transition: background var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}

.filter-chip:hover {
  border-color: var(--color-ink);
}

.filter-chip.is-active {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: #fff;
}

.project-featured {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  padding: var(--space-lg);
  background: var(--color-bg-band);
  border-radius: var(--radius-lg);
  margin-top: var(--space-2xl);
}

.project-featured__media {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.project-featured__body .work-card__cat {
  color: var(--color-body-soft);
}

.project-featured__body h3 {
  font-size: var(--fs-h2);
  margin: 0.3em 0 0.6em;
}

.project-featured__body p {
  color: var(--color-body);
  max-width: 46ch;
}

.project-featured__body .btn {
  margin-top: var(--space-lg);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.project-card {
  display: block;
  transition: transform var(--dur-fast) var(--ease-out);
}

.project-card:hover {
  transform: translateY(-4px);
}

.project-card__cover {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.project-card__body {
  padding-top: var(--space-sm);
}

.project-card .work-card__cat,
.project-card__body h3,
.project-card__body p {
  font-size: inherit;
}

/* reuse .work-card__cat styles */
.project-card .work-card__cat {
  display: block;
}

/* ============================================================
   Case study page
   ============================================================ */

.cs-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--fs-small);
  color: var(--color-body);
  margin-bottom: var(--space-lg);
}

.cs-back:hover {
  color: var(--color-ink);
}

.cs-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  margin: var(--space-md) 0 var(--space-xl);
}

.cs-chip {
  padding: 0.45em 0.9em;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-strong);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-ink-soft);
}

.cs-lead-image {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-2xl);
  border: 1px solid var(--color-border-strong);
  box-shadow: var(--shadow-float);
}

.cs-overview {
  max-width: var(--content-narrow);
  margin-bottom: var(--space-2xl);
}

.cs-overview p {
  font-size: var(--fs-lead);
  color: var(--color-ink-soft);
}

.cs-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.cs-columns > div {
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.cs-columns h3 {
  font-size: var(--fs-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--ls-eyebrow);
  color: var(--color-body-soft);
  font-family: var(--font-text);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.cs-columns p {
  color: var(--color-body);
}

.cs-screens {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.cs-screens .placeholder-box {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  box-shadow: var(--shadow-card);
}

.cs-outcome {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-2xl);
}

.cs-outcome h3 {
  font-size: var(--fs-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--ls-eyebrow);
  color: var(--color-body-soft);
  font-family: var(--font-text);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.stat-tile {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
}

.stat-tile__number {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.4rem + 1.2vw, 2.25rem);
  font-weight: 700;
  letter-spacing: var(--ls-tight);
  color: var(--color-ink);
}

.stat-tile p {
  color: var(--color-body);
  font-size: var(--fs-small);
  margin-top: 0.3em;
}

.cs-full-image {
  aspect-ratio: 21 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-block: var(--space-2xl);
}

.cs-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-xl);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.cs-next__label {
  font-size: var(--fs-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--ls-eyebrow);
  color: var(--color-body-soft);
  font-weight: 600;
}

.cs-next__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 700;
}

/* ============================================================
   Responsive
   ============================================================ */

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

  .about-hero__portrait {
    max-width: 300px;
    margin-inline: auto;
    order: -1;
  }

  .timeline__item {
    grid-template-columns: 1fr;
    gap: var(--space-2xs);
  }

  .about-columns {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .away-panel {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .away-panel__chips {
    justify-content: center;
  }

  .edu-approach {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .principles {
    grid-template-columns: 1fr;
  }

  .project-featured {
    grid-template-columns: 1fr;
  }

  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cs-columns {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .cs-screens {
    grid-template-columns: 1fr;
  }

  .stat-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
}

@media (max-width: 560px) {
  .project-grid {
    grid-template-columns: 1fr;
  }
}