/* =========================================================
   PAGE — Landing 1 (editorial studio, original direction)
   Section layouts only. Tokens, chrome, and components come
   from the global layer. Sections are ordered hero -> proof
   -> work -> programs -> studio -> about -> contact.
   ========================================================= */

/* ---- Section frame (full-height rhythm specific to this page) ---- */
.pr-section {
  min-height: 100svh;
  padding: var(--space-section-y) 0;
}

/* ---- Hero ---- */
.pr-section-hero {
  display: grid;
  align-items: center;
  padding-top: calc(var(--header-height) + var(--space-row-lg));
}

.pr-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.78fr);
  gap: var(--space-section-gap);
  align-items: center;
}

.pr-hero-copy {
  display: grid;
  gap: var(--space-stack-lg);
}

.pr-hero-copy h1,
.pr-work-head h2,
.pr-programs-grid h2,
.pr-studio-grid h2,
.pr-contact-grid h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--type-hero);
  font-weight: 800;
  line-height: var(--leading-display-tight);
  letter-spacing: var(--tracking-display-tight);
  text-wrap: balance;
}

.pr-hero-lede {
  max-width: 680px;
  margin: 0;
  color: color-mix(in srgb, currentColor, transparent 26%);
  font-size: var(--type-lede);
  line-height: var(--leading-body-tight);
}

.pr-hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-stack-md);
}

.pr-hero-media {
  margin: 0;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-media);
  overflow: hidden;
  position: relative;
  background: var(--pr-line);
  transition: transform var(--duration-slow) var(--ease), box-shadow var(--duration-slow) var(--ease);
}

.pr-hero-media:hover,
.pr-hero-media:focus-within {
  transform: translateY(-4px) rotate(-0.12deg);
  box-shadow: 0 24px 64px rgba(17, 17, 17, 0.12);
}

.pr-hero-media img,
.pr-work-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
  transition: transform var(--duration-slower) var(--ease), filter var(--duration-slower) var(--ease), opacity var(--duration-hover-fast) var(--ease);
}

.pr-hero-media:hover img,
.pr-work-media:hover img {
  transform: scale(1.022);
  filter: saturate(0.98) contrast(1.04);
}

.pr-hero-media figcaption {
  position: absolute;
  inset: auto 18px 18px;
  display: flex;
  justify-content: space-between;
  gap: var(--space-row-sm);
  color: var(--pr-paper);
  font-size: var(--type-micro);
  font-weight: 800;
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
}

/* ---- Proof ---- */
.pr-section-proof {
  min-height: auto;
  padding: var(--space-stack-xl) 0 var(--space-section-y);
}

.pr-proof-intro {
  display: flex;
  justify-content: space-between;
  gap: var(--space-row-lg);
  margin-bottom: var(--space-stack-lg);
  color: color-mix(in srgb, currentColor, transparent 34%);
}

.pr-proof-intro p {
  margin: 0;
  color: currentColor;
  font-weight: 800;
}

.pr-proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--pr-line);
  border-bottom: 1px solid var(--pr-line);
}

.pr-proof-grid div {
  min-height: 170px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-row-lg);
  padding: var(--space-card-pad);
  border-right: 1px solid var(--pr-line);
  transition: background-color var(--hover-duration) var(--ease), transform var(--hover-duration) var(--ease);
}

.pr-proof-grid div:hover {
  background: color-mix(in srgb, var(--pr-rocket), transparent 94%);
  transform: translateY(-2px);
}

.pr-proof-grid div:last-child {
  border-right: 0;
}

.pr-proof-grid strong {
  font-family: var(--font-display);
  font-size: var(--type-section-sm);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
}

.pr-proof-grid span {
  color: color-mix(in srgb, currentColor, transparent 38%);
  font-weight: 800;
  line-height: var(--leading-body-tight);
}

/* ---- Work (Koto-style centerpiece) ---- */
.pr-work-head {
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  gap: var(--space-stack-xl);
  align-items: end;
  margin-bottom: var(--space-section-head);
}

.pr-work-head div {
  display: grid;
  gap: var(--space-row-lg);
}

.pr-work-head h2,
.pr-programs-grid h2,
.pr-studio-grid h2,
.pr-contact-grid h2 {
  font-size: var(--type-section);
}

.pr-work-head p:last-child,
.pr-programs-grid .pr-section-sticky > p,
.pr-contact-grid > div > p {
  max-width: 560px;
  margin: 0;
  color: color-mix(in srgb, currentColor, transparent 32%);
  line-height: var(--leading-body);
}

.pr-work-stage {
  display: grid;
  grid-template-columns: minmax(340px, 0.95fr) minmax(0, 0.82fr);
  grid-template-areas:
    "media detail"
    "media list";
  gap: var(--space-grid-md) var(--space-section-head);
  align-items: start;
}

.pr-work-media {
  grid-area: media;
  aspect-ratio: 0.9 / 1;
  border-radius: var(--radius-media);
  overflow: hidden;
  background: color-mix(in srgb, currentColor, transparent 88%);
  transition: transform var(--duration-slow) var(--ease), box-shadow var(--duration-slow) var(--ease);
}

.pr-work-media:hover {
  transform: translateY(-4px) rotate(0.1deg);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.24);
}

.pr-work-detail {
  grid-area: detail;
  display: grid;
  gap: var(--space-row-md);
  min-height: 330px;
  align-content: start;
}

.pr-work-client {
  margin: 0;
  color: var(--pr-rocket);
  font-weight: 800;
}

.pr-work-detail h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--type-heading-lg);
  line-height: var(--leading-display-tight);
  letter-spacing: var(--tracking-display-tight);
}

.pr-work-detail > p:not(.pr-work-client) {
  margin: 0;
  color: color-mix(in srgb, currentColor, transparent 30%);
  font-size: var(--type-body-lg);
  line-height: var(--leading-body);
}

.pr-work-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-row-sm);
  margin: 10px 0 0;
  padding: 0;
}

.pr-work-meta div {
  padding-top: 12px;
  border-top: 1px solid color-mix(in srgb, currentColor, transparent 78%);
}

.pr-work-meta dt,
.pr-work-meta dd {
  margin: 0;
}

.pr-work-meta dt {
  color: color-mix(in srgb, currentColor, transparent 48%);
  font-size: var(--type-micro);
  font-weight: 800;
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
}

.pr-work-meta dd {
  margin-top: 4px;
  font-weight: 800;
}

.pr-work-list {
  grid-area: list;
  border-top: 1px solid color-mix(in srgb, currentColor, transparent 78%);
}

.pr-work-tab {
  width: 100%;
  display: grid;
  grid-template-columns: 0.4fr 1fr auto;
  gap: var(--space-row-md);
  align-items: center;
  padding: var(--space-row-lg) 0;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, currentColor, transparent 78%);
  background: transparent;
  color: inherit;
  text-align: left;
  transition: color var(--hover-duration) var(--ease), transform var(--hover-duration) var(--ease);
}

.pr-work-tab span,
.pr-work-tab em {
  color: color-mix(in srgb, currentColor, transparent 48%);
  font-size: var(--type-micro);
  font-style: normal;
  font-weight: 800;
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
}

.pr-work-tab strong {
  font-family: var(--font-display);
  font-size: var(--type-card);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.pr-work-tab:hover,
.pr-work-tab:focus-visible,
.pr-work-tab[aria-selected="true"] {
  color: var(--pr-rocket);
  transform: translateX(3px);
}

/* ---- Programs / Studio / Contact shared grid ---- */
.pr-programs-grid,
.pr-studio-grid,
.pr-contact-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1fr);
  gap: var(--space-section-gap-lg);
  align-items: start;
}

.pr-section-sticky {
  position: sticky;
  top: var(--space-section-y);
  display: grid;
  gap: var(--space-row-lg);
}

.pr-program-list {
  display: grid;
  border-top: 1px solid var(--pr-line);
}

.pr-program-list a {
  display: grid;
  grid-template-columns: 56px minmax(180px, 0.8fr) minmax(220px, 1fr);
  gap: var(--space-row-lg);
  align-items: center;
  padding: var(--space-page-x-tablet) 0;
  border-bottom: 1px solid var(--pr-line);
  transition: color var(--hover-duration) var(--ease), transform var(--hover-duration) var(--ease), background-color var(--hover-duration) var(--ease);
}

.pr-program-list a:hover,
.pr-program-list a:focus-visible {
  color: var(--pr-rocket);
  transform: translateX(4px);
  background: color-mix(in srgb, var(--pr-rocket), transparent 97%);
}

.pr-program-list span {
  color: var(--pr-rocket);
  font-weight: 800;
}

.pr-program-list strong {
  font-family: var(--font-display);
  font-size: var(--type-card);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.pr-program-list em {
  color: color-mix(in srgb, currentColor, transparent 36%);
  font-style: normal;
  line-height: var(--leading-body);
}

.pr-method-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-form-pad);
}

.pr-method-list li {
  display: grid;
  grid-template-columns: 0.5fr 1fr;
  gap: var(--space-row-lg);
  padding: var(--space-stack-lg) 0;
  border-bottom: 1px solid color-mix(in srgb, currentColor, transparent 78%);
}

.pr-method-list span {
  font-family: var(--font-display);
  font-size: var(--type-card);
  font-weight: 800;
  letter-spacing: var(--tracking-heading);
}

.pr-method-list p {
  margin: 0;
  color: color-mix(in srgb, currentColor, transparent 34%);
  line-height: var(--leading-body);
}

/* ---- About ---- */
.pr-about-grid {
  display: grid;
  grid-template-columns: 0.3fr 1fr 0.42fr;
  gap: var(--space-stack-xl);
  align-items: start;
}

.pr-about-grid blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--type-section);
  font-weight: 800;
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display-tight);
}

.pr-about-grid > p:last-child {
  margin: 0;
  color: color-mix(in srgb, currentColor, transparent 34%);
  line-height: var(--leading-body);
}

/* ---- Contact ---- */
.pr-section-contact {
  min-height: auto;
}

.pr-contact-grid > div {
  display: grid;
  gap: var(--space-row-lg);
}

.pr-contact-form {
  display: grid;
  gap: var(--space-row-md);
}

.pr-contact-form label {
  display: grid;
  gap: var(--space-row-xs);
}

.pr-contact-form span {
  font-size: var(--type-micro);
  font-weight: 800;
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
}

.pr-contact-form input,
.pr-contact-form textarea {
  width: 100%;
  border: 1px solid color-mix(in srgb, var(--pr-paper), transparent 58%);
  border-radius: var(--radius-2xl);
  background: color-mix(in srgb, var(--pr-paper), transparent 93%);
  color: var(--pr-paper);
  padding: var(--space-form-pad);
  outline: none;
  transition: border-color var(--hover-duration) var(--ease), background-color var(--hover-duration) var(--ease);
}

.pr-contact-form input:focus,
.pr-contact-form textarea:focus {
  border-color: var(--pr-lime);
  background: color-mix(in srgb, var(--pr-paper), transparent 88%);
}

.pr-contact-form label:focus-within span {
  color: var(--pr-paper);
  transform: translateX(2px);
}

.pr-contact-form label span {
  transition: color var(--hover-duration) var(--ease), transform var(--hover-duration) var(--ease);
}

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .pr-section {
    padding: var(--space-section-y-tight) 0;
  }

  .pr-hero-grid,
  .pr-work-head,
  .pr-work-stage,
  .pr-programs-grid,
  .pr-studio-grid,
  .pr-contact-grid,
  .pr-about-grid {
    grid-template-columns: 1fr;
  }

  .pr-work-stage {
    grid-template-areas:
      "media"
      "detail"
      "list";
  }

  .pr-hero-copy h1 {
    font-size: var(--type-section);
  }

  .pr-hero-media,
  .pr-work-media {
    aspect-ratio: 1 / 1;
  }

  .pr-proof-intro {
    flex-direction: column;
  }

  .pr-proof-grid {
    grid-template-columns: 1fr 1fr;
  }

  .pr-proof-grid div:nth-child(2n) {
    border-right: 0;
  }

  .pr-proof-grid div {
    min-height: 150px;
    border-bottom: 1px solid var(--pr-line);
  }

  .pr-proof-grid div:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .pr-section-sticky {
    position: static;
  }

  .pr-program-list a,
  .pr-method-list li {
    grid-template-columns: 1fr;
    gap: var(--space-row-sm);
  }
}

@media (max-width: 640px) {
  .pr-hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .pr-proof-grid,
  .pr-work-meta,
  .pr-work-tab {
    grid-template-columns: 1fr;
  }

  .pr-proof-grid div,
  .pr-proof-grid div:nth-child(2n),
  .pr-proof-grid div:nth-last-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--pr-line);
  }

  .pr-proof-grid div:last-child {
    border-bottom: 0;
  }

  .pr-work-tab {
    align-items: start;
    gap: var(--space-row-xs);
  }

  /* Kill the hover nudge on touch where it would otherwise stick. */
  .pr-work-tab:hover,
  .pr-work-tab:focus-visible,
  .pr-work-tab[aria-selected="true"] {
    transform: none;
  }
}

/* Hero -> zoom shared-element handoff: a fixed clone that travels from the hero
   image into the zoom section's media (initHeroHandoff in main.js). */
.pr-handoff-clone {
  position: fixed;
  top: 0;
  left: 0;
  object-fit: cover;
  border-radius: var(--radius-media);
  z-index: 62;
  pointer-events: none;
  opacity: 0;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.4);
  will-change: top, left, width, height;
}

.pr-handoff-headline {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 61;
  pointer-events: none;
  opacity: 0;
  transform-origin: center center;
  will-change: top, left, opacity, transform;
}

.pr-handoff-headline h1 {
  margin: 0;
}