/* ---------- Site header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
}

.wordmark {
  font-family: var(--font-body);
  font-size: var(--fs-md);
  font-weight: var(--weight-medium);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  line-height: 1;
  white-space: nowrap;
}

.primary-nav ul {
  display: flex;
  gap: var(--space-4);
}

.primary-nav a {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  transition: color var(--transition);
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: var(--space-1);
  margin: calc(-1 * var(--space-1));
  color: var(--color-text);
  cursor: pointer;
}

.nav-toggle__icon {
  position: relative;
  display: inline-block;
  width: 22px;
  height: 14px;
}

.nav-toggle__icon span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transition:
    top var(--transition),
    transform var(--transition);
}

.nav-toggle__icon span:nth-child(1) { top: 4px; }
.nav-toggle__icon span:nth-child(2) { top: 9px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(2) {
  top: 6px;
  transform: rotate(-45deg);
}

/* ---- Mobile / small-tablet: hamburger sheet (≤ 720px) ---- */
@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .primary-nav {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    padding: var(--space-6) var(--gutter);
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition:
      opacity var(--transition-slow),
      transform var(--transition-slow);
  }

  .primary-nav[data-open="true"] {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .primary-nav ul {
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-6);
  }

  .primary-nav li {
    opacity: 0;
    transform: translateY(8px);
    transition:
      opacity var(--transition-slow),
      transform var(--transition-slow);
  }

  .primary-nav[data-open="true"] li {
    opacity: 1;
    transform: translateY(0);
  }

  .primary-nav[data-open="true"] li:nth-child(1) { transition-delay: 120ms; }
  .primary-nav[data-open="true"] li:nth-child(2) { transition-delay: 180ms; }
  .primary-nav[data-open="true"] li:nth-child(3) { transition-delay: 240ms; }
  .primary-nav[data-open="true"] li:nth-child(4) { transition-delay: 300ms; }

  .primary-nav ul a {
    font-family: var(--font-body);
    font-size: var(--fs-md);
    font-weight: var(--weight-medium);
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
  }

  .primary-nav__footer {
    position: absolute;
    inset-inline: var(--gutter);
    inset-block-end: calc(var(--space-5) + env(safe-area-inset-bottom, 0px));
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
    opacity: 0;
    transform: translateY(8px);
    transition:
      opacity var(--transition-slow),
      transform var(--transition-slow);
    transition-delay: 360ms;
  }

  .primary-nav[data-open="true"] .primary-nav__footer {
    opacity: 1;
    transform: translateY(0);
  }

  .primary-nav__footer a {
    font-family: var(--font-body);
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
    text-transform: none;
    letter-spacing: var(--tracking-normal);
    font-weight: var(--weight-regular);
    transition: color var(--transition);
  }

  .primary-nav__footer a:hover {
    color: var(--color-text);
  }

  .primary-nav__footer small {
    margin-top: var(--space-2);
  }
}

.primary-nav__footer {
  display: none;
}

@media (max-width: 720px) {
  .primary-nav__footer {
    display: flex;
  }
}

/* ---------- Site footer ---------- */

.site-footer {
  margin-top: var(--space-7);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-rule);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3) var(--space-5);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.site-footer__links {
  display: flex;
  gap: var(--space-4);
}

.site-footer a {
  transition: color var(--transition);
}

.site-footer a:hover {
  color: var(--color-text);
}

/* ---------- Home: hero ---------- */

.hero {
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 480px;
  overflow: hidden;
  background: var(--color-rule);
}

.hero__slides {
  position: absolute;
  inset: 0;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.6s ease-in-out;
}

.hero__slide.is-active {
  opacity: 1;
}

.hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .site-footer {
  display: none;
}

/* Home: header floats over the hero, transparent until you scroll past it. */
.page-home .site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  transition:
    background var(--transition),
    backdrop-filter var(--transition);
}

.page-home .site-header.is-over-hero {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}


/* ---------- Home: featured grid ---------- */

.featured__head {
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.featured__grid {
  display: grid;
  gap: var(--space-5) var(--gutter);
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .featured__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .featured__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.featured__link {
  display: block;
  transition: opacity var(--transition);
}

.featured__link:hover {
  opacity: 0.85;
}

.featured__figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: 0;
}

.featured__figure img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--color-rule);
}

.featured__caption {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ---------- Works index ---------- */

.works {
  padding-block: var(--section-y);
}

.works__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.work-row__link {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  align-items: start;
}

@media (min-width: 900px) {
  .work-row__link {
    grid-template-columns: minmax(16rem, 1fr) 2fr;
    gap: var(--space-5);
  }
}

.work-row__text {
  padding-block: var(--space-1);
}

.work-row__title {
  font-family: var(--font-body);
  font-size: var(--fs-md);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.work-row__meta {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  line-height: var(--line-snug);
  color: var(--color-text);
}

.work-row__meta li + li {
  margin-top: 0.15em;
}

.work-row__media {
  background: var(--color-rule);
  overflow: hidden;
}

.work-row__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- Project detail ---------- */

.project__header {
  padding-block: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.project__back a {
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.project__back a:hover {
  color: var(--color-text);
}

.project__title {
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  font-size: var(--fs-xl);
  line-height: var(--line-snug);
  letter-spacing: var(--tracking-tight);
}

.project__intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  padding-block: var(--space-3) var(--space-7);
}

@media (min-width: 1100px) {
  .project__intro {
    grid-template-columns: minmax(18rem, 1fr) minmax(0, 1fr) minmax(0, 1.1fr);
    gap: var(--space-6);
    align-items: start;
  }
}

.project__cover img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--color-rule);
}

.project__summary p {
  font-family: var(--font-body);
  line-height: var(--line-normal);
  max-width: 32rem;
}

.project__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.rich-text > * + * {
  margin-top: var(--space-2);
}

.rich-text p {
  line-height: var(--line-normal);
}

.rich-text h2,
.rich-text h3 {
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  margin-top: var(--space-4);
}

/* Metadata block: stacked rows of tight label / value. */
.project__meta {
  display: flex;
  flex-direction: column;
  gap: 0.15em;
  color: var(--color-text);
}

.project__meta-row {
  display: flex;
  gap: 0.5em;
  align-items: baseline;
}

.project__meta dt {
  flex-shrink: 0;
  color: var(--color-text-muted);
  min-width: 6.5rem;
}

.project__meta dd {
  margin: 0;
}

/* ---------- Project gallery ---------- */

.project__gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding-block: var(--space-3) var(--space-7);
}

.g {
  margin: 0;
}

.g__caption {
  margin-top: var(--space-1);
}

.g--full img {
  width: 100%;
  height: auto;
}

.g--inset img {
  width: 100%;
  height: auto;
}

.g--pair-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 720px) {
  .g--pair-row {
    grid-template-columns: 1fr 1fr;
    gap: var(--gutter);
  }
}

.g--pair-row img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

/* ---------- Objects index ---------- */

.objects {
  padding-block: var(--section-y);
}

.objects__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5) var(--gutter);
}

@media (min-width: 720px) {
  .objects__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .objects__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.objects__link {
  display: block;
  transition: opacity var(--transition);
}

.objects__link:hover {
  opacity: 0.85;
}

.objects__figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: 0;
}

.objects__figure img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--color-rule);
}

.objects__caption {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.objects__title {
  font-family: var(--font-body);
  font-size: var(--fs-md);
}

/* ---------- Studio ---------- */

.studio {
  padding-block: var(--section-y);
}

.studio__heading {
  font-family: var(--font-body);
  font-weight: var(--weight-medium);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.studio__heading--spaced {
  margin-top: var(--space-5);
}

.studio__statement {
  padding-block: var(--space-5) var(--space-7);
}

.studio__statement .rich-text p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-lg);
  line-height: var(--line-snug);
  max-width: 50rem;
}

.studio__bio {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  padding-block: var(--space-5);
}

@media (min-width: 900px) {
  .studio__bio {
    grid-template-columns: minmax(18rem, 1fr) 1.5fr;
    gap: var(--space-6);
    align-items: start;
  }
}

.studio__portrait img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--color-rule);
}

.studio__list-section {
  padding-block: var(--space-5);
}

.studio__list {
  display: flex;
  flex-direction: column;
}

.studio__list-item {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--space-3);
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-rule);
  align-items: baseline;
}

.studio__list-section .studio__list-item:last-child {
  border-bottom: 1px solid var(--color-rule);
}

.studio__list-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ---------- Contact ---------- */

.contact {
  padding-block: var(--section-y);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 900px) {
  .contact__grid {
    grid-template-columns: minmax(16rem, 1fr) 1.5fr;
    gap: var(--space-7);
    align-items: start;
  }
}

.contact__heading {
  font-family: var(--font-body);
  font-weight: var(--weight-medium);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact__address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: var(--line-normal);
}

.contact__channels {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Form fields — minimal underlined treatment */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.field label {
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.field input,
.field select,
.field textarea {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-rule);
  border-radius: 0;
  padding: var(--space-1) 0 var(--space-2);
  font: inherit;
  color: inherit;
  width: 100%;
  transition: border-color var(--transition);
}

.field select {
  background-image: linear-gradient(45deg, transparent 50%, var(--color-text) 50%),
    linear-gradient(135deg, var(--color-text) 50%, transparent 50%);
  background-position: calc(100% - 14px) 50%, calc(100% - 8px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: var(--space-4);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-text);
}

.field textarea {
  min-height: 7rem;
  resize: vertical;
  line-height: var(--line-normal);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  background: var(--color-text);
  color: var(--color-bg);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  cursor: pointer;
  align-self: flex-start;
  margin-top: var(--space-2);
  transition: opacity var(--transition);
  border: 0;
}

.btn:hover {
  opacity: 0.85;
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.contact__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  pointer-events: none;
}

.contact__status {
  font-size: var(--fs-sm);
  margin-top: var(--space-2);
  min-height: 1.5em;
  color: var(--color-text);
}

.contact__status[data-state="success"]::before {
  content: "→ ";
  color: var(--color-text-muted);
}

.contact__status[data-state="error"]::before {
  content: "! ";
  color: var(--color-text-muted);
}

/* ---------- Responsive breakpoints ---------- *
 *   ≤ 720px  — phones + small tablets in portrait (hamburger nav)
 *   721–899  — large phones / tablets portrait (single column, inline nav)
 *   ≥ 900px  — tablets landscape / small desktops (two-column work rows, bio, contact)
 *   ≥ 1100px — desktops (three-column galleries / project intro)
 */

/* ---- Small-screen tightening (≤ 640px) ---- */
@media (max-width: 640px) {
  .site-header__inner {
    padding-block: var(--space-2);
  }

  .wordmark {
    font-size: var(--fs-sm);
    letter-spacing: 0.16em;
  }

  .work-row__title {
    font-size: var(--fs-sm);
  }

  .work-row__media img {
    aspect-ratio: 4 / 3;
  }

  .project__meta dt {
    min-width: 5.5rem;
  }

  .studio__list-item {
    grid-template-columns: 3.75rem 1fr;
  }
}

/* ---------- Loading & reveal animations ---------- */
@media (prefers-reduced-motion: no-preference) {
  @keyframes page-fade-up {
    from {
      opacity: 0;
      transform: translateY(10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Animate top-level content sections in on initial paint, but skip the
   * hero — its slideshow handles its own cross-fade. */
  main > *:not(.hero) {
    animation: page-fade-up 600ms ease-out both;
  }

  /* Stagger list items */
  .works__list > li,
  .featured__grid > li,
  .objects__grid > li {
    animation: page-fade-up 700ms ease-out both;
  }

  .works__list > li:nth-child(1),
  .featured__grid > li:nth-child(1),
  .objects__grid > li:nth-child(1) { animation-delay: 80ms; }
  .works__list > li:nth-child(2),
  .featured__grid > li:nth-child(2),
  .objects__grid > li:nth-child(2) { animation-delay: 160ms; }
  .works__list > li:nth-child(3),
  .featured__grid > li:nth-child(3),
  .objects__grid > li:nth-child(3) { animation-delay: 240ms; }
  .works__list > li:nth-child(4),
  .featured__grid > li:nth-child(4),
  .objects__grid > li:nth-child(4) { animation-delay: 320ms; }
  .works__list > li:nth-child(5),
  .featured__grid > li:nth-child(5),
  .objects__grid > li:nth-child(5) { animation-delay: 400ms; }
  .works__list > li:nth-child(n + 6),
  .featured__grid > li:nth-child(n + 6),
  .objects__grid > li:nth-child(n + 6) { animation-delay: 480ms; }

  /* Active hero slide gets a soft fade-in on first load */
  .hero__slide.is-active img {
    animation: page-fade-up 1200ms ease-out both;
  }
}