/* ============================================================
   Tapicería El Taller — styles
   Paleta: negro #1a1a1a · dorado #c8a55a · crema #faf7f2
============================================================ */

:root {
  --c-ink: #1a1a1a;
  --c-ink-soft: #2a2a2a;
  --c-mute: #6b6b6b;
  --c-line: #e8e2d6;
  --c-bg: #faf7f2;
  --c-bg-alt: #f3ede1;
  --c-gold: #c8a55a;
  --c-gold-dark: #a8893f;
  --c-wa: #25d366;
  --c-wa-dark: #128c7e;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(26,26,26,.06), 0 4px 12px rgba(26,26,26,.06);
  --shadow-md: 0 4px 16px rgba(26,26,26,.10), 0 12px 40px rgba(26,26,26,.10);
  --maxw: 1180px;
  --pad-x: clamp(1rem, 4vw, 2.5rem);
  --font-serif: Georgia, "Times New Roman", "Playfair Display", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

.skip-link {
  position: absolute; top: .5rem; left: .5rem;
  transform: translateY(-150%);
  padding: .6rem 1rem; border-radius: 6px;
  background: var(--c-ink); color: #fff;
  text-decoration: none; font-weight: 600;
  z-index: 100;
  transition: transform .15s ease;
}
.skip-link:focus { transform: translateY(0); outline: 2px solid var(--c-gold); }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--c-ink-soft);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
img, picture, iframe { display: block; max-width: 100%; height: auto; }
a { color: var(--c-ink); text-decoration: none; transition: color .15s; }
a:hover, a:focus-visible { color: var(--c-gold-dark); }
:focus-visible { outline: 2px solid var(--c-gold); outline-offset: 3px; border-radius: 4px; }

h1, h2, h3 {
  font-family: var(--font-serif);
  color: var(--c-ink);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 .6em;
  font-weight: 700;
}
h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.4rem); }
h3 { font-size: 1.25rem; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .78rem;
  color: var(--c-gold-dark);
  font-weight: 700;
  margin: 0 0 .8em;
}
.accent { color: var(--c-gold-dark); font-style: italic; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 30;
  background: rgba(250,247,242,.92);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--c-line);
  display: flex; align-items: center; justify-content: space-between;
  padding: .65rem var(--pad-x);
}
.brand img { width: 140px; height: auto; }
.site-header nav {
  display: flex; gap: 1.4rem;
  font-size: .95rem; font-weight: 500;
  margin-left: auto;
}
.site-header nav a {
  color: var(--c-ink-soft);
  position: relative;
  padding: .35rem 0;
  transition: color .18s ease;
}
.site-header nav a::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--c-gold);
  transform: scaleX(0); transform-origin: center;
  transition: transform .25s ease;
}
.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--c-gold-dark);
}
.site-header nav a:hover::after,
.site-header nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-cta { display: flex; gap: .5rem; margin-left: 1.4rem; }

/* Hamburger button — hidden on desktop */
.hamburger {
  display: none;
  background: transparent; border: 0;
  padding: .4rem; margin-left: auto;
  color: var(--c-ink); cursor: pointer;
  border-radius: 8px;
}
.hamburger:hover, .hamburger:focus-visible { color: var(--c-gold-dark); background: var(--c-bg-alt); }
.hamburger__close { display: none; }
.hamburger[aria-expanded="true"] svg:first-of-type { display: none; }
.hamburger[aria-expanded="true"] .hamburger__close { display: block; }

@media (max-width: 1000px) {
  .hamburger { display: inline-flex; }
  .site-header { position: sticky; flex-wrap: wrap; }
  .site-header nav {
    order: 99;
    flex-basis: 100%;
    flex-direction: column;
    gap: 0;
    margin: 0;
    max-height: 0; overflow: hidden;
    transition: max-height .3s ease;
    border-top: 0 solid var(--c-line);
  }
  .site-header nav.is-open {
    max-height: 70vh;
    border-top-width: 1px;
    margin-top: .65rem;
  }
  .site-header nav a {
    padding: 1rem .25rem;
    border-bottom: 1px solid var(--c-line);
    font-size: 1.05rem;
  }
  .site-header nav a::after { display: none; }

  /* Header CTAs: collapse into drawer below the nav */
  .header-cta {
    order: 100;
    flex-basis: 100%;
    margin: 0;
    justify-content: center;
    gap: .7rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease, padding .3s ease;
    padding: 0;
  }
  body.nav-open .header-cta {
    max-height: 100px;
    padding: 1rem var(--pad-x) 1.1rem;
    gap: .7rem;
  }
  body.nav-open .header-cta .btn-sm {
    flex: 1 1 0;
    justify-content: center;
    padding: .85rem 1rem;
    font-size: 1rem;
  }
  body.nav-open .header-cta .btn-sm span { display: inline; }
  body.nav-open { overflow: hidden; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .85rem 1.4rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .12s, box-shadow .15s, background .15s, color .15s;
  white-space: nowrap;
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--c-ink); color: #fff;
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--c-gold-dark); color: #fff; box-shadow: var(--shadow-md);
}
.btn-whatsapp {
  background: var(--c-wa); color: #fff;
}
.btn-whatsapp:hover, .btn-whatsapp:focus-visible {
  background: var(--c-wa-dark); color: #fff; box-shadow: var(--shadow-md);
}
.btn-lg { padding: 1.05rem 1.8rem; font-size: 1.08rem; }
.btn-sm { padding: .55rem 1rem; font-size: .9rem; gap: .4rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .7rem; }
.cta-row--center { justify-content: center; }

/* ===== Hero ===== */
.hero-wrap {
  position: relative;
  background:
    linear-gradient(rgba(250,247,242,.12), rgba(250,247,242,.22)),
    url("img/madera.webp") center/cover repeat;
  border-bottom: 1px solid var(--c-line);
}
.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 5rem) var(--pad-x) clamp(2rem, 5vw, 4rem);
}
.hero__copy h1 { margin-bottom: .4em; }
.hero .lead { font-size: 1.1rem; color: var(--c-mute); margin: 0 0 1.6rem; max-width: 38ch; }
.hero__trust { font-size: .9rem; color: var(--c-mute); margin-top: 1.2rem; }
.hero__img picture, .hero__img img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-md); }
@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; padding-top: 2rem; }
}

/* ===== Trust strip ===== */
.trust {
  background: var(--c-ink); color: #f3ede1;
  padding: 1.6rem var(--pad-x);
}
.trust ul {
  max-width: var(--maxw); margin: 0 auto; padding: 0; list-style: none;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem;
  text-align: center;
}
.trust li { display: flex; flex-direction: column; gap: .15rem; }
.trust strong { color: var(--c-gold); font-size: 1.02rem; letter-spacing: .01em; }
.trust span { color: #c8c2b6; font-size: .88rem; }
@media (max-width: 760px) { .trust ul { grid-template-columns: repeat(2, 1fr); } }

/* ===== Section heads ===== */
.section-head { max-width: 60ch; margin: 0 auto clamp(1.6rem, 4vw, 2.6rem); text-align: center; }
.section-sub { color: var(--c-mute); margin: 0; }

/* ===== Process ===== */
.process {
  background: var(--c-bg-alt);
  padding: clamp(3rem, 7vw, 5rem) var(--pad-x);
}
.process-grid {
  list-style: none; padding: 0;
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  counter-reset: step;
  position: relative;
}
.process-grid::before {
  content: "";
  position: absolute;
  top: 44px; left: 10%; right: 10%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--c-gold) 0 6px, transparent 6px 12px);
  opacity: .55;
  z-index: 0;
}
.process-step {
  position: relative; z-index: 1;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 1.6rem 1.3rem 1.4rem;
  display: flex; flex-direction: column; align-items: flex-start;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.process-step:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--c-gold); }
.process-step__num {
  position: absolute; top: -14px; right: 16px;
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--c-ink); color: var(--c-gold);
  display: grid; place-items: center;
  font-family: var(--font-serif); font-weight: 700; font-size: 1rem;
  box-shadow: var(--shadow-sm);
}
.process-step__icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--c-bg-alt); color: var(--c-gold-dark);
  display: grid; place-items: center;
  margin-bottom: 1rem;
}
.process-step h3 { margin: 0 0 .5rem; font-size: 1.1rem; }
.process-step p { margin: 0; font-size: .95rem; color: var(--c-mute); line-height: 1.55; }

@media (max-width: 860px) {
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-grid::before { display: none; }
}
@media (max-width: 520px) {
  .process-grid { grid-template-columns: 1fr; }
}

/* ===== Services ===== */
.services {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(3rem, 7vw, 5rem) var(--pad-x);
}
.service-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}
.service-card {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 1.8rem 1.5rem;
  display: flex; flex-direction: column;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.service-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--c-gold); }
.service-card__icon {
  font-size: 2rem; line-height: 1;
  background: var(--c-bg-alt); width: 56px; height: 56px;
  display: grid; place-items: center; border-radius: 14px;
  margin-bottom: 1rem;
}
.service-card h3 { margin: 0 0 .8rem; }
.service-card ul {
  list-style: none; padding: 0; margin: 0 0 1.2rem;
  display: flex; flex-direction: column; gap: .45rem;
  color: var(--c-ink-soft); font-size: .96rem;
}
.service-card li { padding-left: 1.1rem; position: relative; }
.service-card li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 6px; height: 6px; background: var(--c-gold); border-radius: 50%;
}
.link-cta {
  margin-top: auto; font-weight: 700; color: var(--c-gold-dark);
  border-bottom: 1px solid currentColor; align-self: flex-start;
  padding-bottom: 2px;
}
@media (max-width: 860px) { .service-grid { grid-template-columns: 1fr; } }

/* ===== Gallery ===== */
.works { background: var(--c-bg-alt); padding: clamp(3rem, 7vw, 5rem) var(--pad-x); }
.works .section-head, .gallery { max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.gallery {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(6, 1fr);
}
.gallery__item {
  margin: 0;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
  grid-column: span 3;
}
.gallery__item--wide { grid-column: span 6; }

/* SINGLE: full-card picture, 4/3 aspect → height = 3/4 card width */
.gallery__item > picture { display: block; position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #efe9dd; }
.gallery__item > picture img,
.gallery__item img { width: 100%; height: 100%; object-fit: cover; }

.gallery__item figcaption {
  padding: .8rem 1rem;
  font-size: .9rem;
  color: var(--c-mute);
  background: #fff;
}

/* PAIRS / TRIPLES: pictures share the same row height as singles */
.gallery__pair, .gallery__triple {
  display: grid; gap: 2px;
  background: var(--c-line);
}
.gallery__pair { grid-template-columns: 1fr 1fr; }
.gallery__triple {
  grid-template-columns: 1fr 1fr 1fr;
  grid-column: span 6;
}

/* PAIR: each picture is half the card width but matches single height (= 3/4 card_w),
   so each picture aspect = (card_w/2) / (3/4 * card_w) = 2/3 */
.gallery__pair > picture {
  display: block; position: relative; aspect-ratio: 2 / 3;
  overflow: hidden; background: #efe9dd;
}

/* TRIPLE: card spans full row (= 2 single cards). Each picture = 2*card_w/3 wide,
   height = 3/4 single_card_w. Aspect = (2/3) / (3/4) = 8/9 */
.gallery__triple > picture {
  display: block; position: relative; aspect-ratio: 8 / 9;
  overflow: hidden; background: #efe9dd;
}

.gallery__pair picture img, .gallery__triple picture img {
  width: 100%; height: 100%; object-fit: cover;
}
.gallery__pair figcaption, .gallery__triple figcaption {
  grid-column: 1 / -1; background: #fff;
}
.badge {
  position: absolute; top: 10px; left: 10px;
  background: rgba(26, 26, 26, .82); color: #fff;
  font-size: .72rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: .3rem .6rem; border-radius: 4px;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
/* Tablet: 2 cols (each card spans 1) */
@media (max-width: 980px) {
  .gallery { grid-template-columns: 1fr 1fr; }
  .gallery__item, .gallery__item--wide { grid-column: span 1; }
  .gallery__triple { grid-column: span 2; }
}
/* Mobile: 1 col */
@media (max-width: 640px) {
  .gallery { grid-template-columns: 1fr; }
  .gallery__triple { grid-column: span 1; }
  /* On mobile, recompute aspects since pair/triple now occupy full row width */
  .gallery__pair > picture { aspect-ratio: 4 / 5; }    /* W/2 cells, taller */
  .gallery__triple > picture { aspect-ratio: 1 / 1; }  /* W/3 cells, square */
}

/* ===== About / Sobre el taller ===== */
.about {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(3rem, 7vw, 5rem) var(--pad-x);
  display: grid; grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about__img img {
  width: 100%; height: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}
.about__copy p { margin: 0 0 1rem; }
.about__copy p:last-of-type { margin-bottom: 1.6rem; }
.about__stats {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  border-top: 1px solid var(--c-line); padding-top: 1.4rem;
}
.about__stats li { display: flex; flex-direction: column; gap: .15rem; }
.about__stats strong { color: var(--c-ink); font-family: var(--font-serif); font-size: 1.05rem; }
.about__stats span { font-size: .82rem; color: var(--c-mute); text-transform: uppercase; letter-spacing: .1em; }

@media (max-width: 820px) {
  .about { grid-template-columns: 1fr; }
  .about__copy { order: -1; }
  .about__stats { gap: .6rem; }
}

/* ===== Testimonials ===== */
.testimonials {
  background: var(--c-bg-alt);
  padding: clamp(3rem, 7vw, 5rem) var(--pad-x);
}
.testimonials .section-head,
.testimonial-grid,
.testimonials__cta { max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.testimonial-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem;
}
.testimonial {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
  margin: 0;
  display: flex; flex-direction: column; gap: .8rem;
  box-shadow: var(--shadow-sm);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.testimonial:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--c-gold); }
.stars {
  color: var(--c-gold); font-size: 1.1rem; letter-spacing: .15em; line-height: 1;
}
.testimonial blockquote {
  margin: 0;
  font-size: 1rem; line-height: 1.6; color: var(--c-ink-soft);
  font-style: italic;
}
.testimonial figcaption {
  display: flex; flex-direction: column; gap: .05rem;
  margin-top: auto;
  padding-top: .6rem;
  border-top: 1px solid var(--c-line);
}
.testimonial figcaption strong { color: var(--c-ink); font-size: .98rem; }
.testimonial figcaption span { color: var(--c-mute); font-size: .82rem; }
.testimonials__cta { text-align: center; margin: 1.8rem auto 0; }
.testimonials__cta a {
  color: var(--c-gold-dark); font-weight: 700;
  border-bottom: 1px solid currentColor; padding-bottom: 2px;
}
@media (max-width: 760px) {
  .testimonial-grid { grid-template-columns: 1fr; }
}

/* ===== Zone / Map ===== */
.zone {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--c-ink); color: #f3ede1;
}
.zone__info {
  padding: clamp(2.5rem, 6vw, 4rem) var(--pad-x);
  align-self: center;
  max-width: 620px; justify-self: end; width: 100%;
}
.zone__info h2 { color: #fff; }
.zone__info .eyebrow { color: var(--c-gold); }
.zone__info p { color: #c8c2b6; }
.zone__info strong { color: #fff; }
.zone__data {
  display: grid; grid-template-columns: max-content 1fr;
  gap: .6rem 1.2rem; margin: 1.6rem 0;
}
.zone__data dt { font-weight: 700; color: var(--c-gold); font-size: .9rem; text-transform: uppercase; letter-spacing: .08em; padding-top: 2px; }
.zone__data dd { margin: 0; color: #e8e2d6; }
.zone__data a { color: #fff; border-bottom: 1px solid var(--c-gold); }
.zone__map { min-height: 460px; }
.zone__map iframe {
  width: 100%; height: 100%; min-height: 460px; border: 0;
}
@media (max-width: 900px) {
  .zone { grid-template-columns: 1fr; }
  .zone__info { justify-self: stretch; max-width: none; }
  .zone__map { min-height: 360px; }
  .zone__map iframe { min-height: 360px; }
}

/* ===== FAQ ===== */
.faq { max-width: 820px; margin: 0 auto; padding: clamp(3rem, 7vw, 5rem) var(--pad-x); }
.faq__list { display: flex; flex-direction: column; gap: .8rem; }
.faq details {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  transition: border-color .2s, box-shadow .2s;
}
.faq details[open] { border-color: var(--c-gold); box-shadow: var(--shadow-sm); }
.faq summary {
  cursor: pointer; font-weight: 700; color: var(--c-ink);
  list-style: none;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  font-size: 1.02rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary h3 {
  margin: 0;
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
  line-height: inherit;
}
.faq summary::after {
  content: "+"; font-size: 1.5rem; color: var(--c-gold-dark);
  transition: transform .2s; line-height: 1;
}
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: .8rem 0 .2rem; color: var(--c-ink-soft); }

/* ===== CTA Final ===== */
.cta-final {
  text-align: center;
  padding: clamp(3rem, 7vw, 5rem) var(--pad-x);
  background: var(--c-bg-alt);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.cta-final h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); margin-bottom: .3em; }
.cta-final p { color: var(--c-mute); margin: 0 0 1.6rem; }

/* ===== Footer ===== */
.site-footer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: var(--maxw); margin: 0 auto;
  padding: 2.5rem var(--pad-x);
  font-size: .94rem; color: var(--c-mute);
}
.footer__col strong { color: var(--c-ink); display: block; margin-bottom: .6rem; font-size: 1.02rem; }
.footer__col p { margin: 0 0 .7rem; }
.footer__col p:last-child { margin-bottom: 0; }
.footer__col a { color: var(--c-mute); border-bottom: 1px dotted var(--c-line); }
.footer__col a:hover, .footer__col a:focus-visible { color: var(--c-gold-dark); border-bottom-color: var(--c-gold); }
.footer__links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .35rem; }
.footer__legal {
  grid-column: 1 / -1;
  text-align: center;
  font-size: .82rem; color: #9c9486;
  margin: 1.5rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-line);
}
@media (max-width: 700px) { .site-footer { grid-template-columns: 1fr; } }

/* ===== Lightbox ===== */
body.no-scroll { overflow: hidden; }
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(10, 10, 10, .92);
  display: grid; place-items: center;
  padding: 1.5rem;
  cursor: zoom-out;
  animation: lb-in .2s ease;
}
.lightbox[hidden] { display: none; }
.lightbox__img {
  max-width: min(95vw, 1280px);
  max-height: 90vh;
  width: auto; height: auto;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .55);
  cursor: default;
}
.lightbox__close {
  position: absolute; top: 1rem; right: 1rem;
  width: 44px; height: 44px;
  background: rgba(255, 255, 255, .12);
  color: #fff; border: 0;
  font-size: 1.8rem; line-height: 1;
  border-radius: 50%; cursor: pointer;
  display: grid; place-items: center;
  transition: background .15s;
}
.lightbox__close:hover, .lightbox__close:focus-visible {
  background: rgba(255, 255, 255, .25);
}
.gallery img { cursor: zoom-in; }
@keyframes lb-in { from { opacity: 0 } to { opacity: 1 } }

/* ===== Scroll-to-top ===== */
.to-top {
  position: fixed; bottom: 1.2rem; right: 1.2rem;
  width: 46px; height: 46px;
  border-radius: 50%; border: 0;
  background: var(--c-ink); color: var(--c-gold);
  cursor: pointer; z-index: 90;
  box-shadow: var(--shadow-md);
  display: grid; place-items: center;
  opacity: 0; transform: translateY(10px);
  transition: opacity .25s ease, transform .25s ease, background .15s, color .15s;
}
.to-top.is-visible { opacity: 1; transform: translateY(0); }
.to-top[hidden] { display: none; }
.to-top:hover, .to-top:focus-visible {
  background: var(--c-gold-dark); color: #fff;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}