/* ==========================================================================
   Музейный парк — design tokens & base
   ========================================================================== */

:root {
  /* Color */
  --bone: #f2ece1;
  --bone-soft: #ece4d4;
  --ink: #2b2a26;
  --ink-70: rgba(43, 42, 38, 0.7);
  --ink-45: rgba(43, 42, 38, 0.45);
  --moss: #3f5b44;
  --moss-dark: #263a29;
  --clay: #b5562f;
  --clay-dark: #8f4223;
  --fog: #ded4c2;
  --quartz: #a9b79a;
  --stone-line: rgba(43, 42, 38, 0.14);

  /* Type */
  --font-display: "Fraunces", "Iowan Old Style", ui-serif, serif;
  --font-body: "Public Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* Spacing scale (8px base) */
  --sp-1: 0.5rem;
  --sp-2: 1rem;
  --sp-3: 1.5rem;
  --sp-4: 2rem;
  --sp-5: 3rem;
  --sp-6: 4rem;
  --sp-7: 6rem;
  --sp-8: 8rem;

  --content-max: 76rem;
  --radius: 10px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 480;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0;
}

p { margin: 0; }

ul { margin: 0; padding: 0; list-style: none; }

button { font: inherit; }

:focus-visible {
  outline: 3px solid var(--clay);
  outline-offset: 3px;
}

.container {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--sp-4);
}

@media (max-width: 640px) {
  .container { padding-inline: var(--sp-3); }
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--moss);
}

.eyebrow::before {
  content: "";
  width: 1.1em;
  height: 1px;
  background: var(--clay);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(242, 236, 225, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--stone-line);
}

.site-header__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 560;
  letter-spacing: 0.01em;
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 0.4em;
}

.logo em {
  font-style: italic;
  color: var(--clay);
}

.logo__mark {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}

.nav__list {
  display: flex;
  gap: var(--sp-4);
  font-size: 0.9rem;
}

.nav__list a {
  text-decoration: none;
  color: var(--ink-70);
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.2s var(--ease);
}

.nav__list a:hover { color: var(--ink); }

.nav__list a[aria-current="page"] { color: var(--ink); }
.nav__list a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--clay);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.7rem 1.3rem;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn--clay {
  background: var(--clay);
  color: var(--bone);
}
.btn--clay:hover { background: var(--clay-dark); }

.btn--ghost {
  background: transparent;
  border-color: var(--ink-45);
  color: var(--ink);
}
.btn--ghost:hover { border-color: var(--ink); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 2.25rem;
  height: 2.25rem;
  cursor: pointer;
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0.4rem; right: 0.4rem;
  height: 2px;
  background: var(--ink);
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle span { top: 50%; transform: translateY(-50%); }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed;
    inset: 4.5rem 0 0 0;
    background: var(--bone);
    flex-direction: column;
    align-items: stretch;
    padding: var(--sp-4);
    gap: var(--sp-4);
    transform: translateX(100%);
    transition: transform 0.3s var(--ease);
    border-top: 1px solid var(--stone-line);
  }
  .nav.is-open { transform: translateX(0); }
  .nav__list {
    flex-direction: column;
    gap: var(--sp-3);
    font-size: 1.1rem;
  }
  .nav .btn { justify-content: center; }
}

/* ==========================================================================
   Hero + Strata signature
   ========================================================================== */

.hero {
  padding-block: var(--sp-7) var(--sp-6);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--sp-7);
  align-items: center;
}

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: var(--sp-6); }
}

.hero__title {
  font-size: clamp(2.5rem, 4.2vw + 1rem, 4.25rem);
  margin-block: var(--sp-3) var(--sp-4);
}

.hero__title i { font-style: italic; color: var(--moss); }

.hero__lede {
  font-size: 1.2rem;
  color: var(--ink-70);
  max-width: 34rem;
  margin-bottom: var(--sp-4);
}

.hero__actions {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.strata-nav {
  display: flex;
  gap: var(--sp-2);
}

.strata-nav__ruler {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-45);
  padding-block: 0.4rem;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

.strata-nav__bands {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-height: 22rem;
}

.strata-nav--museum .strata-nav__bands { min-height: 26rem; }
.strata-nav--partners .strata-nav__bands { min-height: 22rem; }

.strata-band {
  position: relative;
  flex: 1;
  border-radius: 14px;
  text-decoration: none;
  display: flex;
  align-items: flex-end;
  padding: var(--sp-3);
  overflow: hidden;
  isolation: isolate;
  transition: flex-grow 0.35s var(--ease), transform 0.25s var(--ease);
}

.strata-band:hover, .strata-band:focus-visible { flex-grow: 1.35; }

.strata-band::before {
  content: "";
  position: absolute; inset: 0;
  z-index: -1;
  opacity: 0.55;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(43,42,38,0.06) 0px, rgba(43,42,38,0.06) 1px,
    transparent 1px, transparent 9px
  );
}

.strata-band--surface { background: linear-gradient(160deg, #b9c9ab, var(--moss)); }
.strata-band--soil    { background: linear-gradient(160deg, #c9a577, #93613a); }
.strata-band--bedrock { background: linear-gradient(160deg, #6a7276, var(--ink)); }

.strata-band__label {
  color: var(--bone);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.strata-band__label small {
  display: block;
  font-size: 0.68rem;
  opacity: 0.75;
  margin-top: 0.2rem;
}

/* wider hub-page strata: 5 bands */
.strata-nav--museum .strata-band { padding: var(--sp-2) var(--sp-3); }
.strata-band--b1 { background: linear-gradient(160deg, #cfd3ce, #9aa39a); }
.strata-band--b2 { background: linear-gradient(160deg, #a9b3ab, #78827a); }
.strata-band--b3 { background: linear-gradient(160deg, #838c86, var(--quartz)); }
.strata-band--b4 { background: linear-gradient(160deg, #6a7276, #454d4a); }
.strata-band--b5 { background: linear-gradient(160deg, #454d4a, var(--ink)); }

/* Цветариум partners: green strata */
.strata-nav--partners .strata-band { padding: var(--sp-2) var(--sp-3); }
.strata-band--g1 { background: linear-gradient(160deg, #d4e0c8, #9bb58a); }
.strata-band--g2 { background: linear-gradient(160deg, #a8c094, var(--moss)); }
.strata-band--g3 { background: linear-gradient(160deg, var(--moss), var(--moss-dark)); }
.strata-band--g4 { background: linear-gradient(160deg, var(--moss-dark), #1a281c); }

/* ==========================================================================
   Sections
   ========================================================================== */

section { padding-block: var(--sp-7); }

.section-head {
  max-width: 40rem;
  margin-bottom: var(--sp-6);
}

.section-head h2 { font-size: clamp(1.75rem, 2.4vw + 1rem, 2.5rem); margin-top: var(--sp-2); }

.section--divider {
  border-top: 1px solid var(--stone-line);
}

.section--dark {
  background: var(--moss-dark);
  color: var(--bone);
}
.section--dark .eyebrow { color: var(--quartz); }
.section--dark .eyebrow::before { background: var(--quartz); }
.section--dark p { color: rgba(242, 236, 225, 0.78); }

/* Spaces cards */
.spaces-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

@media (max-width: 860px) {
  .spaces-grid { grid-template-columns: 1fr; }
}

.space-card {
  background: var(--bone-soft);
  border: 1px solid var(--stone-line);
  border-radius: var(--radius);
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  text-decoration: none;
  color: inherit;
  scroll-margin-top: 5.5rem;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

a.space-card:hover, a.space-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -24px rgba(43, 42, 38, 0.35);
}

.space-card__swatch {
  width: 100%;
  height: 3.25rem;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}
.space-card__swatch::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(115deg, rgba(43,42,38,0.08) 0 1px, transparent 1px 9px);
}
.space-card--tsvetarium .space-card__swatch { background: linear-gradient(120deg, #b9c9ab, var(--moss)); }
.space-card--russky .space-card__swatch { background: linear-gradient(120deg, #c9a577, #93613a); }
.space-card--kamen .space-card__swatch {
  background: linear-gradient(rgba(43,42,38,0.1), rgba(43,42,38,0.35)), url("../images/hero.png") center/cover;
  height: 6rem;
}
.space-card--kamen .space-card__swatch::before { display: none; }

.space-card h3 { font-size: 1.35rem; }

.space-card__status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-45);
}

.space-card__link {
  margin-top: auto;
  font-weight: 600;
  color: var(--clay);
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
}

.space-card__link svg { width: 1rem; height: 1rem; transition: transform 0.2s var(--ease); }
a.space-card:hover .space-card__link svg { transform: translateX(3px); }

/* Layers diagram */
.layers-diagram {
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: var(--sp-5);
  box-shadow: 0 18px 40px -24px rgba(43, 42, 38, 0.35);
}
.layers-diagram svg { display: block; width: 100%; height: auto; }

/* About / facts */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--sp-6);
}
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }

.about-grid p + p { margin-top: var(--sp-3); }

.facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.fact {
  border-top: 1px solid var(--stone-line);
  padding-top: var(--sp-2);
}

.fact strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.8rem;
  color: var(--moss);
}

.fact span { font-size: 0.85rem; color: var(--ink-70); }

.facts--dark {
  grid-template-columns: repeat(3, minmax(6rem, 1fr));
  gap: var(--sp-4);
  max-width: 28rem;
}
.facts--dark .fact { border-top-color: rgba(242, 236, 225, 0.25); }
.facts--dark .fact strong { color: var(--quartz); }
.facts--dark .fact span { color: rgba(242, 236, 225, 0.78); }

@media (max-width: 640px) {
  .facts--dark { grid-template-columns: repeat(3, 1fr); max-width: none; }
}

/* Future teaser (dark) */
.future-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--sp-5);
  flex-wrap: wrap;
}

.future-grid p { max-width: 34rem; }

/* Journal */
.journal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}
@media (max-width: 860px) { .journal-grid { grid-template-columns: 1fr; } }

.journal-card {
  border: 1px solid var(--stone-line);
  border-radius: var(--radius);
  padding: var(--sp-4);
  background: var(--bone-soft);
}

.journal-card time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--clay);
  letter-spacing: 0.04em;
}

.journal-card h3 { font-size: 1.1rem; margin-top: var(--sp-2); }
.journal-card p { margin-top: var(--sp-2); color: var(--ink-70); font-size: 0.95rem; }

/* Partners */
.partners-band {
  border-radius: var(--radius);
  border: 1px solid var(--stone-line);
  background: var(--bone-soft);
  padding: var(--sp-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.partners-band h2 { font-size: 1.6rem; max-width: 28rem; }

.partners-band--tsvetarium {
  background:
    linear-gradient(135deg, rgba(63, 91, 68, 0.08), transparent 55%),
    var(--bone-soft);
  border-color: rgba(63, 91, 68, 0.22);
}

.partners-band--tsvetarium p {
  max-width: 36rem;
  color: var(--ink-70);
  font-size: 1.05rem;
}

/* Botanical plaque quotes */
.plaque-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
  max-width: 52rem;
}
@media (max-width: 700px) { .plaque-list { grid-template-columns: 1fr; } }

.plaque-list li {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 380;
  font-size: 1.15rem;
  line-height: 1.4;
  padding: var(--sp-3) var(--sp-4);
  border-left: 3px solid var(--moss);
  background: var(--bone-soft);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--ink);
}

.partner-formats {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
}
.partner-formats li {
  border: 1px solid var(--stone-line);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
}

/* Contacts */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--sp-6);
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-list dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-45);
  margin-top: var(--sp-3);
}
.contact-list dt:first-child { margin-top: 0; }
.contact-list dd { margin: 0.2rem 0 0; font-size: 1.05rem; }

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: var(--sp-3);
}
.form-field label {
  font-size: 0.85rem;
  color: var(--ink-70);
}
.form-field input, .form-field textarea {
  font: inherit;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--ink-45);
  border-radius: 8px;
  background: var(--bone-soft);
  color: var(--ink);
}
.form-field input:focus-visible, .form-field textarea:focus-visible {
  outline: 3px solid var(--clay);
  outline-offset: 1px;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: rgba(242, 236, 225, 0.75);
  padding-block: var(--sp-6) var(--sp-4);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

.footer-grid h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--quartz);
  margin-bottom: var(--sp-2);
}
.footer-grid ul li { margin-bottom: 0.5rem; }
.footer-grid a { text-decoration: none; color: inherit; }
.footer-grid a:hover { color: var(--bone); }

.site-footer .logo { color: var(--bone); }

.footer-bottom {
  margin-top: var(--sp-5);
  padding-top: var(--sp-3);
  border-top: 1px solid rgba(242,236,225,0.15);
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

/* ==========================================================================
   Breadcrumb + specimen cards (Музей камня)
   ========================================================================== */

.breadcrumb {
  display: flex;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-45);
  padding-top: var(--sp-4);
}
.breadcrumb a { text-decoration: none; color: var(--ink-70); }
.breadcrumb a:hover { color: var(--clay); }
.breadcrumb [aria-current="page"] { color: var(--ink); }

.specimen-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}
@media (max-width: 900px) { .specimen-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .specimen-grid { grid-template-columns: 1fr; } }

.specimen-card {
  border: 1px solid var(--stone-line);
  border-radius: var(--radius);
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  scroll-margin-top: 5.5rem;
}

.specimen-card__index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--clay);
}

.specimen-card__icon { color: var(--clay); }
.specimen-card__icon svg { width: 1.75rem; height: 1.75rem; }

.specimen-card h3 { font-size: 1.2rem; }
.specimen-card p { color: var(--ink-70); font-size: 0.95rem; }

.specimen-card--soon {
  border-style: dashed;
  color: var(--ink-45);
}
.specimen-card--soon p { color: var(--ink-45); }

a.specimen-card {
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
a.specimen-card:hover, a.specimen-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -24px rgba(43, 42, 38, 0.35);
}
a.specimen-card:hover .space-card__link svg { transform: translateX(3px); }

/* Photo band */
.photo-band {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 18px 40px -24px rgba(43, 42, 38, 0.35);
}
.photo-band img {
  width: 100%;
  max-height: 26rem;
  object-fit: cover;
  display: block;
}
.photo-band figcaption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-45);
  margin-top: var(--sp-2);
  letter-spacing: 0.03em;
}

.specimen-card__photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: var(--sp-1);
}

/* Gallery strip */
.gallery-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--sp-2);
}
.gallery-strip img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 8px;
  transition: transform 0.3s var(--ease);
}
.gallery-strip a:hover img, .gallery-strip a:focus-visible img { transform: scale(1.04); }
@media (max-width: 760px) { .gallery-strip { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 480px) { .gallery-strip { grid-template-columns: repeat(2, 1fr); } }

.dept-contact__photo {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top center;
  flex-shrink: 0;
}

/* Pull-quote */
.pull-quote {
  border-left: 3px solid var(--clay);
  padding-left: var(--sp-4);
  max-width: 42rem;
}
.pull-quote p {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 380;
  font-size: clamp(1.35rem, 1.6vw + 1rem, 1.75rem);
  line-height: 1.35;
  color: var(--ink);
}

/* Partnership grant/provide lists */
.grant-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
  margin-top: var(--sp-5);
}
@media (max-width: 760px) { .grant-grid { grid-template-columns: 1fr; } }

.grant-grid h3 {
  font-size: 1.05rem;
  margin-bottom: var(--sp-3);
}

.grant-list { display: flex; flex-direction: column; gap: 0.85rem; }
.grant-list li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--ink-70);
  font-size: 0.95rem;
}
.grant-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--clay);
  font-family: var(--font-mono);
}

.dept-contact {
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--stone-line);
  display: flex;
  gap: var(--sp-5);
  flex-wrap: wrap;
}

/* Lightbox */
.lightbox {
  border: none;
  padding: 0;
  background: transparent;
  max-width: 92vw;
  max-height: 92vh;
}
.lightbox[open] {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lightbox::backdrop {
  background: rgba(43, 42, 38, 0.88);
}
.lightbox__img {
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.5);
}
.lightbox__caption {
  color: var(--bone);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  margin-top: var(--sp-2);
  text-align: center;
  max-width: 32rem;
}
.lightbox__close,
.lightbox__nav {
  position: fixed;
  border: none;
  border-radius: 50%;
  background: rgba(242, 236, 225, 0.15);
  color: var(--bone);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s var(--ease);
}
.lightbox__close:hover,
.lightbox__nav:hover { background: rgba(242, 236, 225, 0.3); }

.lightbox__close {
  top: var(--sp-4);
  right: var(--sp-4);
  width: 2.5rem;
  height: 2.5rem;
  font-size: 1.5rem;
  line-height: 1;
}
.lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
  width: 3rem;
  height: 3rem;
  font-size: 1.75rem;
  line-height: 1;
}
.lightbox__nav--prev { left: var(--sp-4); }
.lightbox__nav--next { right: var(--sp-4); }

@media (max-width: 640px) {
  .lightbox__close { top: var(--sp-2); right: var(--sp-2); width: 2.25rem; height: 2.25rem; }
  .lightbox__nav { width: 2.5rem; height: 2.5rem; font-size: 1.4rem; }
  .lightbox__nav--prev { left: var(--sp-2); }
  .lightbox__nav--next { right: var(--sp-2); }
}

/* Reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}