/* =============================================
   INNER-PAGE HEADER (trabajos, disenos)
============================================= */
.page-header {
  padding: 10rem 3rem 4rem;
  text-align: center;
}

/* Override base .s-label for inner page headers */
.page-header .s-label,
.filter-bar ~ * .s-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.38em;
}

.page-title {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: 0.02em;
  margin-bottom: 1.25rem;
}
.page-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  font-weight: 300;
  color: #CCCCCC;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.8;
}

/* s-label and s-rule variants for inner pages */
.page-header .s-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.2rem;
}
.page-header .s-rule {
  width: 40px; height: 1px;
  background: var(--gold);
  margin: 1.5rem auto 0;
}

/* =============================================
   FILTER BAR
============================================= */
.filter-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0 3rem 3rem;
  justify-content: center;
}
.filter-btn {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  padding: 0.5rem 1.25rem;
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.filter-btn:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.filter-btn.active {
  color: var(--black);
  background: var(--gold);
  border-color: var(--gold);
}

/* =============================================
   WORKS COUNT
============================================= */
.works-count {
  text-align: center;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 2.5rem;
}
.works-count span { color: var(--gold); }

/* =============================================
   WORKS GRID (trabajos, disenos)
============================================= */
.works-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
  padding: 0 3rem 6rem;
}
.work-cell {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  cursor: pointer;
}
.work-cell img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(30%);
  transition: transform 0.75s var(--ease), filter 0.5s;
}
.work-cell:hover img {
  transform: scale(1.08);
  filter: grayscale(0%);
}
.work-cell-mask {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.4s;
}
.work-cell:hover .work-cell-mask { background: rgba(0,0,0,0.48); }
.work-cell-mask span {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  text-align: center;
  white-space: normal;
  max-width: 5.5rem;
  line-height: 1.5;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s, transform 0.35s;
}
.work-cell:hover .work-cell-mask span { opacity: 1; transform: translateY(0); }

.work-tag {
  position: absolute;
  bottom: 0.75rem; left: 0.75rem;
  z-index: 2;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(0,0,0,0.62);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 0.25rem 0.65rem;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  pointer-events: none;
}

.work-cell.hidden { display: none; }

/* =============================================
   GALLERY SECTION (index)
============================================= */
.gallery { background: var(--black); }

.gallery-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
}
.gallery-cell--9th { display: none; }

.gallery-cell {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}
.gallery-cell img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(30%);
  transition: transform 0.75s var(--ease), filter 0.5s;
}
.gallery-cell:hover img {
  transform: scale(1.08);
  filter: grayscale(0%);
}
.gallery-cell-mask {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.4s;
}
.gallery-cell:hover .gallery-cell-mask { background: rgba(0,0,0,0.48); }
.gallery-cell-mask span {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  text-align: center;
  white-space: normal;
  max-width: 5.5rem;
  line-height: 1.5;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s, transform 0.35s;
}
.gallery-cell:hover .gallery-cell-mask span { opacity: 1; transform: translateY(0); }

.gallery-footer { margin-top: 3rem; text-align: center; }
.gallery-portfolio-footer { display: none; }

/* =============================================
   FLASH / DISEÑOS SECTION
============================================= */
.flash { background: var(--gray-900); }

.flash-intro {
  max-width: 520px;
  margin-bottom: 3.5rem;
}
.flash-intro p {
  font-size: 1.1rem;
  color: #CCCCCC;
  line-height: 1.85;
}

.flash-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
  margin-bottom: 0;
}

.flash-cell {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  cursor: pointer;
}
.flash-cell img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(50%);
  transition: transform 0.75s var(--ease), filter 0.5s;
}
.flash-cell:hover img {
  transform: scale(1.06);
  filter: grayscale(0%);
}
.flash-cell-mask {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.4s;
}
.flash-cell:hover .flash-cell-mask { background: rgba(0,0,0,0.48); }
.flash-cell-mask span {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s, transform 0.35s;
}
.flash-cell:hover .flash-cell-mask span { opacity: 1; transform: translateY(0); }

.flash-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  z-index: 2;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--gold);
  padding: 0.38rem 0.85rem;
}

/* Shared category tag */
.gallery-tag {
  position: absolute;
  bottom: 0.75rem; left: 0.75rem;
  z-index: 2;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(0,0,0,0.62);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 0.25rem 0.65rem;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  pointer-events: none;
}

.flash-note {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  font-size: 1rem;
  font-weight: 300;
  font-style: italic;
  color: #AAAAAA;
  text-align: center;
}

/* =============================================
   FLOATING COTIZAR BUTTON
============================================= */
.float-cta {
  position: fixed;
  bottom: 4.5rem;
  right: 2rem;
  z-index: 800;
  display: flex;
  align-items: center;
  background: var(--gold);
  color: var(--black);
  font-family: var(--sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 1rem 2rem;
  border: none;
  cursor: pointer;
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity 0.7s ease-in-out, transform 0.7s ease-in-out,
              background 0.3s, color 0.3s;
  white-space: nowrap;
  box-shadow:
    0 0 14px  4px rgba(0,0,0,0.65),
    0 0 32px  8px rgba(0,0,0,0.30),
    0 0 52px 12px rgba(0,0,0,0.10);
  text-decoration: none;
}
.float-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.float-cta.visible .float-cta-text {
  display: inline-block;
  animation: ctaPulse 2.8s ease-in-out infinite 1.2s;
}
@media (hover: hover) {
  .float-cta:hover { background: #d9b87a; }
  .float-cta:hover .float-cta-text { animation-play-state: paused; }
}

/* =============================================
   LIGHTBOX
============================================= */
.lightbox {
  position: fixed; inset: 0;
  z-index: 9000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.lightbox-content {
  position: relative;
  z-index: 1;
  max-width: min(90vw, 800px);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lightbox-img {
  display: block;
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border: 1px solid rgba(201,169,110,0.18);
  transition: opacity 0.25s ease;
}
.lightbox-img.fade { opacity: 0; }
.lightbox-footer { margin-top: 1.1rem; text-align: center; }
.lightbox-tag-btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201,169,110,0.45);
  padding: 0.6rem 1.5rem;
  text-decoration: none;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.lightbox-tag-btn:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}
.lightbox-close {
  position: fixed;
  top: 1.5rem; right: 1.75rem;
  z-index: 2;
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,0.7);
  font-size: 2rem;
  line-height: 1;
  transition: color 0.25s, transform 0.25s;
  padding: 0.25rem;
}
.lightbox-close:hover { color: var(--gold); transform: rotate(90deg); }
.lightbox-btn {
  position: fixed;
  top: 50%; transform: translateY(-50%);
  z-index: 2;
  background: rgba(0,0,0,0.45);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  width: 3rem; height: 3rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  border-radius: 50%;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}
.lightbox-btn:hover { background: rgba(201,169,110,0.25); border-color: var(--gold); color: var(--gold); }
.lightbox-prev { left: 1.25rem; }
.lightbox-next { right: 1.25rem; }

/* =============================================
   INNER-PAGE FOOTER
============================================= */
footer {
  background: var(--gray-700);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 3rem;
  text-align: center;
}
footer .footer-bottom {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-400);
}
footer .footer-bottom a { color: var(--gold); }

/* =============================================
   ENTRANCE ANIMATIONS (inner pages)
============================================= */
@keyframes drawLine {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
@keyframes fadeUpScale {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes ctaPulse {
  0%   { transform: scale(1);   }
  50%  { transform: scale(1.2); }
  100% { transform: scale(1);   }
}

.anim-text {
  opacity: 0;
  animation: fadeUp 1.0s var(--ease) var(--d, 0s) both;
}
.anim-rule {
  transform-origin: center;
  transform: scaleX(0);
  animation: drawLine 0.9s var(--ease) var(--d, 0s) both;
}
.anim-cell {
  opacity: 0;
  animation: fadeUpScale 1.5s cubic-bezier(0.22, 1, 0.36, 1) var(--d, 0s) both;
}

/* =============================================
   RESPONSIVE — GALLERY
============================================= */
@media (max-width: 1024px) {
  .works-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery-head .btn { display: none; }
  .gallery-portfolio-footer { display: block; text-align: center; margin-top: 2.5rem; }
}

@media (min-width: 768px) and (max-width: 1024px) {
  .flash-grid { grid-template-columns: repeat(3, 1fr); }
  .flash-cell:nth-child(4) { display: none; }
}

@media (max-width: 767px) {
  .flash-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .page-header { padding: 8rem 1.5rem 3rem; }
  .filter-bar { padding: 0 1.5rem 2.5rem; }
  .works-grid { grid-template-columns: repeat(2, 1fr); padding: 0 1.5rem 4rem; }
  footer { padding: 2rem 1.5rem; }

  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery-cell--9th { display: block; }
  .gallery-head { flex-direction: column; align-items: flex-start; }

  .gallery-portfolio-footer .btn,
  .gallery-footer .btn {
    display: block;
    width: 100%;
    box-sizing: border-box;
    text-align: center;
    padding-left: 1rem;
    padding-right: 1rem;
    letter-spacing: 0.15em;
    white-space: normal;
  }

  .flash-cell:nth-child(4) { display: block; }
  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
}

@media (max-width: 480px) {
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-cell--9th { display: none; }
  .float-cta { bottom: 3.5rem; right: 1.25rem; font-size: 0.8rem; padding: 0.85rem 1.6rem; }
}