/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
}

/* Inner pages (everything but the full-bleed home hero) get a solid header
   so content scrolls cleanly underneath the fixed bar. */
.page .site-header {
  background: var(--color-bg);
  box-shadow: 0 1px 0 var(--color-border);
}

.site-header__inner {
  position: relative;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  display: block;
  flex-shrink: 0;
  font-family: var(--font-logo);
  font-size: clamp(1.3rem, 3.1vw, 1.9rem);
  line-height: 1.6;
  color: var(--color-ink);
  text-decoration: none;
  white-space: nowrap;
  padding-right: var(--space-3);
}

/* Nudge the logo down so the brush-script flourishes clear the top edge,
   more so on wider screens where the logo renders larger. */
@media (min-width: 601px) {
  .site-logo {
    transform: translateY(0.32em);
  }
}

/* ---------- Primary nav (desktop) ---------- */
.primary-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.primary-nav__list {
  list-style: none;
  display: flex;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
}

.primary-nav__link {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 1.4rem;
  text-decoration: none;
  color: var(--color-text);
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.primary-nav__link:hover,
.primary-nav__link[aria-current='page'] {
  color: var(--color-ink);
  border-color: var(--color-ink);
}

/* ---------- Works submenu ---------- */
.primary-nav__item {
  position: relative;
}

.primary-nav__submenu {
  list-style: none;
  margin: 0;
  padding: var(--space-3) var(--space-4);
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: 20;
}

.primary-nav__item--has-submenu:hover .primary-nav__submenu,
.primary-nav__item--has-submenu:focus-within .primary-nav__submenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.primary-nav__submenu a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--color-text);
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.primary-nav__submenu a:hover,
.primary-nav__submenu a[aria-current='page'] {
  color: var(--color-ink);
  border-color: var(--color-ink);
}

.primary-nav__submenu-toggle {
  display: none;
}

.instagram-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.instagram-link:hover {
  color: var(--color-ink);
}

.instagram-link svg {
  width: 22px;
  height: 22px;
}

/* ---------- Mobile nav toggle ---------- */
.nav-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: var(--space-2);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  position: relative;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: '';
  position: absolute;
  left: 0;
}

.nav-toggle__bar::before { top: -7px; }
.nav-toggle__bar::after { top: 7px; }

.nav-toggle[aria-expanded='true'] .nav-toggle__bar {
  background: transparent;
}
.nav-toggle[aria-expanded='true'] .nav-toggle__bar::before {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded='true'] .nav-toggle__bar::after {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero slideshow (home) ---------- */
.hero-slideshow {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100svh;
  overflow: hidden;
  background: var(--color-bg);
}

/* Only applied by intro.js on a first visit, so the crossfade never
   delays the hero on repeat views or with JS disabled. */
.hero-slideshow.hero-pre-reveal {
  opacity: 0;
  transition: opacity 1700ms cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slideshow.hero-pre-reveal.hero-revealed {
  opacity: 1;
}

.hero-slideshow__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.hero-slideshow__slide.is-active {
  opacity: 1;
  z-index: 1;
}

.hero-slideshow__slide picture {
  display: block;
  width: 100%;
  height: 100%;
}

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

/* ---------- Page header (Works / About) ---------- */
.page-header {
  padding: calc(var(--header-height) + var(--space-6)) var(--gutter) var(--space-4);
  max-width: var(--container-max);
  margin: 0 auto;
}

.page-header h1 {
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ---------- Works grid ---------- */
.works-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter) var(--space-8);
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px 48px;
}

.work-card {
  margin: 0;
  padding: 0;
  list-style: none;
}

.work-card__button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  text-align: left;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.work-card__button img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity var(--transition-fast), transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.work-card__button:hover img {
  transform: scale(1.15);
}

.work-card__button:hover img {
  opacity: 0.88;
}

.work-card figcaption {
  margin-top: var(--space-3);
}

.work-card__title {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.01em;
  font-size: 1.15rem;
}

.work-card__meta {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: 2px;
}

/* ---------- About page ---------- */
.about-layout {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(320px, 1.4fr);
  gap: var(--space-7);
  align-items: start;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter) var(--space-8);
}

.about-layout__photo {
  margin: 0;
  position: sticky;
  top: calc(var(--header-height) + var(--space-5));
}

.about-layout__photo img {
  width: 100%;
  height: auto;
  display: block;
}

.lang-toggle {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.lang-toggle__btn {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 6px 18px;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.lang-toggle__btn.is-active {
  color: var(--color-ink);
  border-color: var(--color-ink);
}

.about-layout__content .collab-strip {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.collab-strip .work-card {
  margin: 0;
  padding: 0;
}

.collab-strip--pair .work-card__button {
  aspect-ratio: 4 / 5;
}

.collab-divider {
  width: 180px;
  height: auto;
  margin: var(--space-6) 0;
  display: block;
}

.about-layout__content p {
  text-align: justify;
  text-justify: inter-word;
  hyphens: none;
}

.about-layout__content h2 {
  font-size: 1.15rem;
  font-weight: 500;
  margin-top: var(--space-7);
  color: var(--color-ink);
}

.about-layout__content ul {
  padding-left: 1.2em;
}

.about-layout__content li {
  margin-bottom: var(--space-2);
}

.about-content__contact a {
  color: var(--color-ink);
  text-decoration: underline;
}

@media (max-width: 800px) {
  .about-layout {
    grid-template-columns: 1fr;
  }

  .about-layout__photo {
    position: static;
    max-width: 420px;
    margin: 0 auto;
  }
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 800ms ease, transform 800ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Footer ---------- */
.site-footer {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-6) var(--gutter) var(--space-7);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  text-align: right;
}

/* ---------- Responsive ---------- */
@media (max-width: 700px) {
  .works-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .primary-nav {
    position: fixed;
    inset: 0;
    top: var(--header-height);
    background: var(--color-bg-alt);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: var(--space-6);
    padding: var(--space-7) var(--gutter);
    transform: translateX(100%);
    transition: transform var(--transition-fast);
  }

  .primary-nav.is-open {
    transform: translateX(0);
  }

  .primary-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-5);
    width: 100%;
  }

  .primary-nav__item {
    width: 100%;
  }

  .primary-nav__link {
    font-size: 1.7rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  /* Submenu becomes an inline expandable list inside the drawer */
  .primary-nav__item--has-submenu {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: var(--space-3);
  }

  .primary-nav__submenu-toggle {
    display: block;
    width: 28px;
    height: 28px;
    padding: 0;
    background: none;
    border: 0;
    cursor: pointer;
    position: relative;
  }

  .primary-nav__submenu-toggle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--color-text);
    border-bottom: 2px solid var(--color-text);
    transform: translate(-50%, -70%) rotate(45deg);
    transition: transform var(--transition-fast);
  }

  .primary-nav__item--has-submenu.is-submenu-open .primary-nav__submenu-toggle::before {
    transform: translate(-50%, -30%) rotate(-135deg);
  }

  .primary-nav__submenu,
  .primary-nav__item--has-submenu:hover .primary-nav__submenu,
  .primary-nav__item--has-submenu:focus-within .primary-nav__submenu {
    position: static;
    left: auto;
    transform: none;
    opacity: 1;
    visibility: visible;
    border: 0;
    box-shadow: none;
    background: none;
    flex-basis: 100%;
    gap: var(--space-3);
    padding: 0 0 0 var(--space-4);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-fast);
  }

  .primary-nav__item--has-submenu.is-submenu-open .primary-nav__submenu {
    max-height: 200px;
  }

  .primary-nav__submenu a {
    font-size: 1.3rem;
  }
}