/* template4 — Editorial Atelier experience layer (same palette as template3) */

:root {
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ─── Scroll progress ─── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: calc(var(--z-nav) + 1);
  width: 100%;
  height: 2px;
  background: transparent;
  pointer-events: none;
}

.scroll-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--accent);
  transform-origin: left center;
  transform: scaleX(var(--scroll, 0));
  transition: transform 80ms linear;
}

/* ─── Section rail (desktop flow map) ─── */
.section-rail {
  position: fixed;
  left: clamp(0.75rem, 2vw, 1.5rem);
  top: 50%;
  z-index: calc(var(--z-nav) - 1);
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.section-rail__link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.625rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.45;
  transition: opacity var(--dur) var(--ease), color var(--dur);
}

.section-rail__link::before {
  content: '';
  width: 18px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0.35);
  transform-origin: left;
  transition: transform var(--dur) var(--ease), background var(--dur);
}

.section-rail__link.is-active {
  opacity: 1;
  color: var(--ink);
}

.section-rail__link.is-active::before {
  transform: scaleX(1);
  background: var(--accent);
}

.section-rail__label {
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  transition: max-width 0.4s var(--ease);
}

.section-rail:hover .section-rail__label,
.section-rail__link:focus-visible .section-rail__label {
  max-width: 8rem;
}

/* ─── Dual infinite marquee ─── */
.ticker--alt {
  border-top: none;
  background: var(--ivory-deep);
  padding-block: 0.7rem;
}

.ticker__track--reverse {
  animation: tick-rev 42s linear infinite;
}

.ticker:hover .ticker__track {
  animation-play-state: paused;
}

.ticker--alt .ticker__item {
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  letter-spacing: 0.12em;
  font-weight: 400;
  text-transform: none;
}

.ticker--alt .ticker__item::after {
  content: '·';
  margin-left: 2rem;
  color: var(--accent);
  font-weight: 500;
}

@keyframes tick-rev {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}

/* ─── Hero — dual CTA + frame corners ─── */
.experience .hero--lyon::before,
.experience .hero--lyon::after {
  content: '';
  position: absolute;
  z-index: 3;
  width: clamp(2rem, 6vw, 4rem);
  height: clamp(2rem, 6vw, 4rem);
  border-color: rgba(247, 245, 242, 0.22);
  border-style: solid;
  pointer-events: none;
  opacity: 0;
  animation: frame-in 1.2s var(--ease) 1.1s forwards;
}

.experience .hero--lyon::before {
  top: calc(var(--header-h) + 1rem);
  left: clamp(1rem, 3vw, 2rem);
  border-width: 1px 0 0 1px;
}

.experience .hero--lyon::after {
  bottom: 6.5rem;
  right: clamp(1rem, 3vw, 2rem);
  border-width: 0 1px 1px 0;
}

@keyframes frame-in {
  to { opacity: 1; }
}

.hero__cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-hero {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1.5rem;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: background var(--dur) var(--ease), color var(--dur), border-color var(--dur), transform var(--dur);
}

/* Ghost buttons on dark hero — no white fill */
.btn-hero--ghost {
  background: transparent;
  color: rgba(247, 245, 242, 0.9);
  border: 1px solid rgba(247, 245, 242, 0.4);
}

.btn-hero--ghost:hover {
  background: rgba(247, 245, 242, 0.1);
  border-color: var(--ivory);
  color: var(--ivory);
}

.btn-hero--fill {
  background: transparent;
  color: rgba(247, 245, 242, 0.9);
  border: 1px solid rgba(247, 245, 242, 0.4);
}

.btn-hero--fill:hover {
  background: rgba(247, 245, 242, 0.1);
  border-color: var(--ivory);
  color: var(--ivory);
}

.btn-hero--line {
  background: transparent;
  color: rgba(247, 245, 242, 0.85);
  border: 1px solid rgba(247, 245, 242, 0.35);
}

.btn-hero--line:hover {
  border-color: var(--ivory);
  color: var(--ivory);
}

.btn-hero:hover {
  transform: translateY(-1px);
}

/* ─── Loader exit + page ready choreography ─── */
.experience .loader {
  transition:
    opacity 0.7s var(--ease-out-expo),
    visibility 0.7s,
    clip-path 0.9s var(--ease-out-expo);
  clip-path: inset(0 0 0 0);
}

.experience .loader.is-done {
  clip-path: inset(0 0 100% 0);
}

.experience .loader__mark {
  transition: letter-spacing 0.8s var(--ease-out-expo), opacity 0.5s;
}

body.is-ready .loader__mark {
  letter-spacing: 0.5em;
  opacity: 0;
}

/* ─── Header hide on scroll ─── */
.experience .site-header {
  transition:
    transform 0.5s var(--ease-out-expo),
    background var(--dur) var(--ease),
    border-color var(--dur);
}

.experience .site-header.is-hidden {
  transform: translateY(calc(-1 * var(--header-h) - 2px));
}

.experience .site-header.is-menu-open {
  transform: none !important;
  background: rgba(242, 240, 235, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.experience .site-header.is-menu-open .menu-btn span {
  background: var(--ink) !important;
}

.experience .site-header.is-menu-open .menu-btn span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.experience .site-header.is-menu-open .menu-btn span:nth-child(2) {
  opacity: 0;
}

.experience .site-header.is-menu-open .menu-btn span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

.experience .site-header.is-menu-open .site-header__word {
  color: var(--ink) !important;
}

.experience .site-header.is-menu-open.on-hero .site-header__logo img {
  filter: none !important;
}

/* ─── Hero post-load cascade ─── */
.experience .hero-cat {
  transform: translateY(18px);
}

body.is-ready .hero-cat {
  animation: hero-cat-in 0.85s var(--ease-out-expo) forwards;
  animation-delay: calc(1.55s + var(--i, 0) * 90ms);
}

.experience .hero-cat:nth-child(1) { --i: 0; }
.experience .hero-cat:nth-child(2) { --i: 1; }
.experience .hero-cat:nth-child(3) { --i: 2; }
.experience .hero-cat:nth-child(4) { --i: 3; }

@keyframes hero-cat-in {
  to { transform: translateY(0); }
}

body.is-ready .hero__cta-group .btn-hero {
  animation: none;
}

body.is-ready .hero__cta-group .btn-hero--fill {
  animation-delay: 0;
}

body.is-ready .hero__cta-group .btn-hero--line {
  animation-delay: 0;
}

.experience .hero__stage {
  opacity: 1 !important;
  transition: opacity 0.35s linear;
}

/* ─── Hero intro — always visible; subtle rise after loader ─── */
.experience .hero__reveal,
.experience .hero__reveal .hero__lede,
.experience .hero__reveal .hero__actions {
  opacity: 1 !important;
  transform: none;
}

.experience .hero__eyebrow {
  opacity: 1 !important;
  animation: none;
}

.experience .hero__statement .line {
  overflow: visible;
}

.experience .hero__statement .line span {
  display: block;
  transform: translateY(0);
  opacity: 1 !important;
  animation: none;
}

.experience .hero__actions .btn-hero {
  background: transparent !important;
  color: rgba(247, 245, 242, 0.9);
  border: 1px solid rgba(247, 245, 242, 0.4);
}

body.is-ready .experience .hero__eyebrow {
  animation: hero-rise 0.9s var(--ease-out-expo) both;
  animation-delay: 0.3s;
}

body.is-ready .experience .hero__statement .line:nth-child(1) span {
  animation: hero-rise 1s var(--ease-out-expo) both;
  animation-delay: 0.5s;
}

body.is-ready .experience .hero__statement .line:nth-child(2) span {
  animation: hero-rise 1s var(--ease-out-expo) both;
  animation-delay: 0.68s;
}

body.is-ready .experience .hero__lede {
  animation: hero-rise 0.95s var(--ease-out-expo) both;
  animation-delay: 0.9s;
}

body.is-ready .experience .hero__cta-group {
  animation: hero-rise 0.9s var(--ease-out-expo) both;
  animation-delay: 1.15s;
}

@keyframes hero-rise {
  from { transform: translateY(2rem); }
  to { transform: translateY(0); }
}

.experience .hero__scroll-line::after {
  animation-duration: 1.8s;
}

/* ─── Staggered block reveals (transform only — content stays visible) ─── */
.experience [data-in] {
  opacity: 1;
  transform: none;
}

.experience [data-in].visible > .eyebrow,
.experience [data-in].visible > .headline,
.experience [data-in].visible > .lead,
.experience [data-in].visible > p,
.experience [data-in].visible > div:not(.stats-row),
.experience [data-in].visible > form {
  animation: block-in 0.75s var(--ease-out-expo) both;
}

.experience [data-in].visible > *:nth-child(1) { animation-delay: 0ms; }
.experience [data-in].visible > *:nth-child(2) { animation-delay: 70ms; }
.experience [data-in].visible > *:nth-child(3) { animation-delay: 140ms; }
.experience [data-in].visible > *:nth-child(4) { animation-delay: 210ms; }
.experience [data-in].visible > *:nth-child(5) { animation-delay: 280ms; }

@keyframes block-in {
  from { transform: translateY(1.25rem); }
  to { transform: translateY(0); }
}

.experience [data-in].visible .stats-row > div {
  animation: block-in 0.6s var(--ease-out-expo) both;
}

.experience [data-in].visible .stats-row > div:nth-child(1) { animation-delay: 320ms; }
.experience [data-in].visible .stats-row > div:nth-child(2) { animation-delay: 400ms; }
.experience [data-in].visible .stats-row > div:nth-child(3) { animation-delay: 480ms; }

.experience .stat__val.is-pulsed {
  animation: stat-pop 0.45s var(--ease-out-expo);
}

@keyframes stat-pop {
  0% { transform: scale(1); }
  45% { transform: scale(1.06); }
  100% { transform: scale(1); }
}

/* ─── Chapter — reveal on scroll (content always readable) ─── */
.experience .chapter-split__words span {
  display: block;
  transition: transform 0.9s var(--ease-out-expo);
}

.experience .chapter-split:not(.is-visible) .chapter-split__words span {
  transform: translateY(0.35em);
}

.experience .chapter-split.is-visible .chapter-split__words span:nth-child(1) {
  transform: translateY(0);
  transition-delay: 0.1s;
}

.experience .chapter-split.is-visible .chapter-split__words span:nth-child(2) {
  transform: translateY(0);
  transition-delay: 0.28s;
}

.experience .chapter-split__content {
  border-left: 1px solid var(--line);
  padding-left: clamp(1.5rem, 4vw, 3rem);
  transition: transform 0.9s var(--ease-out-expo) 0.2s;
}

.experience .chapter-split:not(.is-visible) .chapter-split__content {
  transform: translateX(16px);
}

.experience .chapter-split.is-visible .chapter-split__content {
  transform: none;
}

/* ─── Work index — entrance + active row + preview crossfade ─── */
.experience .project-index__row {
  position: relative;
  transition:
    transform 0.65s var(--ease-out-expo),
    padding-left 0.45s var(--ease),
    color var(--dur);
  transition-delay: var(--row-delay, 0ms);
}

.experience .project-index.is-animate .project-index__row {
  animation: row-in 0.65s var(--ease-out-expo) both;
  animation-delay: var(--row-delay, 0ms);
}

@keyframes row-in {
  from { transform: translateY(14px); }
  to { transform: translateY(0); }
}

.experience .project-index.is-animate .project-index__row:nth-child(1) { --row-delay: 0ms; }
.experience .project-index.is-animate .project-index__row:nth-child(2) { --row-delay: 90ms; }
.experience .project-index.is-animate .project-index__row:nth-child(3) { --row-delay: 180ms; }
.experience .project-index.is-animate .project-index__row:nth-child(4) { --row-delay: 270ms; }
.experience .project-index.is-animate .project-index__row:nth-child(5) { --row-delay: 360ms; }
.experience .project-index.is-animate .project-index__row:nth-child(6) { --row-delay: 450ms; }

.experience .project-index__preview {
  position: fixed;
}

.experience .project-index__preview img {
  transition:
    opacity 0.65s var(--ease-out-expo),
    transform 1.1s var(--ease-out-expo);
  transform: scale(1.06);
  opacity: 0;
}

.experience .project-index__preview img.is-active {
  opacity: 1;
  transform: scale(1);
}

.experience .project-index__preview-alt {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.experience .project-index__row::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.45s var(--ease);
}

.experience .project-index__row.is-active::before {
  transform: scaleY(1);
}

.experience .project-index__row.is-active {
  padding-left: 1.25rem;
}

.experience .project-index__row.is-active .project-index__name {
  color: var(--accent);
}

@media (max-width: 1023px) {
  .project-index__list--rail {
    display: flex;
    gap: 0;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: clamp(1.25rem, 4vw, 2.5rem);
    -webkit-overflow-scrolling: touch;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    margin-inline: calc(-1 * clamp(1.25rem, 4vw, 2.5rem));
    padding-inline: clamp(1.25rem, 4vw, 2.5rem);
    scrollbar-width: none;
  }

  .project-index__list--rail::-webkit-scrollbar {
    display: none;
  }

  .project-index__list--rail .project-index__row {
    flex: 0 0 min(78vw, 320px);
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 1.5rem 1.25rem 1.5rem 0;
    border-bottom: none;
    border-right: 1px solid var(--line);
    grid-template-columns: 1fr;
  }

  .project-index__list--rail .project-index__row::before {
    width: 100%;
    height: 2px;
    top: auto;
    bottom: 0;
    transform: scaleX(0);
    transform-origin: left;
  }

  .project-index__list--rail .project-index__row.is-active::before {
    transform: scaleX(1);
  }

  .project-index__list--rail .project-index__row.is-active {
    padding-left: 0;
  }
}

/* ─── Statement — word reveal + line draw ─── */
.experience .statement-band {
  position: relative;
  overflow: hidden;
}

.experience .statement-band::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transform: translateX(-50%);
  transition: width 1s var(--ease-out-expo);
  opacity: 0.5;
}

.experience .statement-band.is-revealed::before {
  width: min(12rem, 40vw);
}

.experience .statement-band p {
  max-width: 28ch;
}

.statement-band__word {
  display: inline-block;
  transition: transform 0.5s var(--ease-out-expo);
  transition-delay: calc(var(--i, 0) * 55ms);
}

.experience .statement-band:not(.is-revealed) .statement-band__word {
  transform: translateY(0.35em);
}

.statement-band.is-revealed .statement-band__word {
  transform: none;
}

/* ─── Services — staggered entrance ─── */
.experience .service-line.is-in {
  animation: service-in 0.6s var(--ease-out-expo) both;
  animation-delay: var(--delay, 0ms);
}

@keyframes service-in {
  from { transform: translateX(-16px); }
  to { transform: translateX(0); }
}

.experience .service-line::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease);
  opacity: 0.35;
}

.experience .service-line {
  position: relative;
  transition:
    color var(--dur),
    transform 0.55s var(--ease-out-expo),
    background 0.45s var(--ease);
}

@media (hover: hover) {
  .experience .service-line:hover {
    transform: translateX(8px);
    background: rgba(242, 240, 235, 0.035);
  }
}

.experience .service-line:hover .service-line__num,
.experience .service-line:focus-visible .service-line__num {
  color: rgba(242, 240, 235, 0.85);
}

.experience .service-line__tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(10, 10, 12, 0.05) 0%, rgba(10, 10, 12, 0.35) 100%);
  pointer-events: none;
}

.experience .service-line:hover .service-line__title {
  color: var(--plaster);
}

.experience .service-line:hover::after {
  transform: scaleX(1);
}

/* ─── Gallery — filter morph + stagger ─── */
.experience .gallery {
  transition:
    opacity 0.35s var(--ease-out-expo),
    transform 0.35s var(--ease-out-expo);
}

.experience .gallery.is-filtering {
  opacity: 0.5;
  transform: scale(0.99);
  pointer-events: none;
}

.experience .gallery__item.is-in {
  animation: gallery-in 0.65s var(--ease-out-expo) both;
  animation-delay: var(--delay, 0ms);
}

@keyframes gallery-in {
  from { transform: translateY(16px) scale(0.99); }
  to { transform: translateY(0) scale(1); }
}

.experience .gallery__item:hover img {
  transform: scale(1.05);
}

/* ─── Philosophy — tab crossfade + orbit ─── */
.experience .philosophy-band__bg::after {
  transition: transform 0.2s linear;
  transform: translateY(-50%) rotate(var(--orbit, 0deg));
}

.experience .philosophy-tab {
  transition:
    color var(--dur),
    border-color var(--dur),
    background var(--dur),
    transform 0.35s var(--ease-out-expo);
}

.experience .philosophy-tab.is-on {
  transform: translateY(-1px);
}
.experience #phil-copy,
.experience #phil-tags {
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.experience .philosophy-band__text.is-switching #phil-copy,
.experience .philosophy-band__text.is-switching #phil-tags {
  opacity: 0;
  transform: translateY(8px);
}

/* ─── About image zoom settle ─── */
.experience .about-grid__visual img {
  transform: scale(1.08);
  transition: transform 1.4s var(--ease-out-expo);
}

.experience .about-grid__visual.visible img {
  transform: scale(1);
}

/* ─── Contact — field focus + button ripple ─── */
.experience .field input,
.experience .field select,
.experience .field textarea {
  transition:
    border-color var(--dur),
    box-shadow var(--dur),
    transform 0.35s var(--ease-out-expo);
}

.experience .field input:focus,
.experience .field select:focus,
.experience .field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(74, 85, 104, 0.12);
  transform: translateY(-1px);
}

.experience .btn--ink {
  transition:
    background var(--dur),
    transform 0.35s var(--ease-out-expo);
}

.experience .btn--ink:hover:not(:disabled) {
  transform: translateY(-1px);
}

.experience .btn--ink:active:not(:disabled) {
  transform: translateY(0);
}

/* ─── Filters ─── */
.experience .filter {
  transition:
    color var(--dur),
    border-color var(--dur),
    background var(--dur),
    transform 0.35s var(--ease-out-expo);
}

.experience .filter.is-on {
  transform: translateY(-1px);
}

/* ─── Ticker — subtle fade edges ─── */
.experience .ticker {
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
  .scroll-progress__bar { transition: none; }
  .ticker__track--reverse { animation: none; }
  .experience .loader { clip-path: none; transition: opacity 0.3s; }
  .experience .hero--lyon::before,
  .experience .hero--lyon::after { animation: none; opacity: 1; }
  .experience .hero-cat,
  body.is-ready .experience .hero__eyebrow,
  body.is-ready .experience .hero__statement .line span,
  body.is-ready .experience .hero__lede,
  body.is-ready .experience .hero__cta-group {
    animation: none;
    transform: none;
    opacity: 1 !important;
  }
  .statement-band__word,
  .experience .service-line,
  .experience .gallery__item,
  .experience .project-index__row,
  .experience [data-in] > *,
  .experience .chapter-split__words span,
  .experience .chapter-split__content {
    transform: none;
    animation: none;
    transition: none;
  }
  .experience .site-header.is-hidden { transform: none; }
  .experience .about-grid__visual img { transform: none; }
}

@media (max-width: 1100px) {
  .section-rail { display: none; }
}

@media (max-width: 767px) {
  .experience .chapter-split__content {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 1.5rem;
  }
}