/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --white: #ffffff;
  --black: #111111;
  --grey: #888888;
  --header-h: 60px;
  --footer-h: 52px;
  --pad-x: clamp(20px, 4vw, 48px);
  --font-serif: 'Cormorant Garamond', 'Georgia', serif;
  --font-sans: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --transition: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--white);
  color: var(--black);
  -webkit-font-smoothing: antialiased;
}

/* ── Page transitions ────────────────────────────────────── */
body {
  opacity: 0;
  animation: pageIn 0.3s ease forwards;
}


@keyframes pageIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Header ───────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad-x);
  background: var(--white);
}

.logo {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  font-style: italic;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--black);
  text-decoration: none;
  line-height: 1;
  user-select: none;
  padding: 20px 24px;
  margin: -20px -24px;
}

/* Hamburger */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-right: -6px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--black);
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

/* Open state */
.menu-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ── Nav Overlay ──────────────────────────────────────────── */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.nav-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.nav-overlay ul {
  list-style: none;
  text-align: center;
}

.nav-overlay ul li {
  margin: clamp(16px, 3vh, 28px) 0;
}

.nav-overlay ul li a {
  font-family: var(--font-serif);
  font-size: clamp(28px, 5vw, 52px);
  font-style: italic;
  font-weight: 400;
  color: var(--black);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: opacity 0.2s;
}

.nav-overlay ul li a:hover {
  opacity: 0.45;
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: var(--footer-h);
  overflow: hidden;
}

.slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.slide.active {
  opacity: 1;
  pointer-events: auto;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  display: block;
  filter: grayscale(100%);
  transition: filter 0.8s ease;
}

.slide img:hover {
  filter: grayscale(0%);
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--footer-h);
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  padding: 0 var(--pad-x);
  background: var(--white);
  border-top: none;
}

.footer-left {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.footer-center {
  text-align: center;
}

.slide-caption {
  font-family: var(--font-serif);
  font-size: clamp(13px, 1.4vw, 16px);
  font-weight: 300;
  font-style: italic;
  letter-spacing: -0.01em;
  color: var(--black);
}

.footer-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.nav-prev,
.nav-next {
  background: none;
  border: none;
  font-size: 18px;
  color: var(--black);
  cursor: pointer;
  padding: 4px 2px;
  line-height: 1;
  opacity: 0.7;
  transition: opacity 0.2s;
  font-family: var(--font-serif);
}

.nav-prev:hover,
.nav-next:hover {
  opacity: 1;
}

.footer-instagram {
  display: flex;
  align-items: center;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.footer-instagram:hover {
  opacity: 1;
}

.instagram-icon {
  display: block;
  width: 20px;
  height: 20px;
}

.slide-counter {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--black);
  white-space: nowrap;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 600px) {
  :root {
    --header-h: 52px;
    --footer-h: 44px;
  }

  .footer-left {
    padding-left: 4px;
  }

  .slide-caption {
    font-size: 9px;
  }

  .slide-counter {
    font-size: 10px;
  }
}

@media (max-width: 400px) {
  .footer-center {
    display: none;
  }
  .site-footer {
    grid-template-columns: 1fr 1fr;
  }
}

/* ── Reduced motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .slide,
  .nav-overlay,
  .menu-toggle span {
    transition: none;
  }
}