/* =========================================================
   FLODE — EXPERTISES — V5
   Pin JS robuste : frame fixe sous le header + panels superposés
   À charger après style.css
========================================================= */

:root {
  --flode-exp-header-h: 15vh;
  --flode-exp-panel-h: calc(100dvh - var(--flode-exp-header-h));
  --flode-exp-shell: min(84vw, 1400px);
}

html {
  scroll-behavior: smooth;
}

.flode-expertises-page {
  background: var(--white);
}

.flode-expertises-page .header-work {
  position: fixed;
  z-index: 5000;
}

.flode-exp-main {
  position: relative;
  width: 100%;
  padding-top: var(--flode-exp-header-h);
  background: var(--white);
}

/* =========================================================
   INTRO — split layout + liste verticale type Sweet Punk
========================================================= */

.flode-exp-intro {
  position: relative;
  z-index: 20;
  min-height: calc(100dvh - var(--flode-exp-header-h));
  display: flex;
  align-items: center;
  background: var(--grey-light) url('img/pattern-100.jpg');
  border-bottom: 1px solid var(--grey-line);
}

.flode-exp-intro-inner {
  width: var(--flode-exp-shell);
  margin: 0 auto;
  padding: clamp(4rem, 7vh, 7rem) 0;
}

.flode-exp-intro-top {
  max-width: 1120px;
  margin-bottom: clamp(3rem, 6vh, 5rem);
}

.flode-exp-kicker {
  margin: 0 0 1rem;
  color: var(--grey-text);
  font-family: var(--font-text);
  font-size: clamp(0.78rem, 0.8vw, 0.95rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.flode-exp-intro-title {
  max-width: 980px;
  margin: 0;
  color: var(--black);
  font-family: var(--font-title);
  font-size: clamp(2.8rem, 4.6vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: -0.01em;
}

.flode-exp-intro-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(440px, 1fr);
  gap: clamp(3rem, 7vw, 10rem);
  align-items: start;
  border-top: 1px solid var(--grey-line);
  padding-top: clamp(2rem, 4vh, 3.4rem);
}

.flode-exp-intro-copy {
  max-width: 520px;
}

.flode-exp-intro-copy p {
  margin: 0 0 1.35rem;
  color: var(--black);
  font-family: var(--font-text);
  font-size: clamp(0.98rem, 1.05vw, 1.18rem);
  font-weight: 700;
  line-height: 1.48;
}

.flode-exp-intro-copy p:last-child {
  margin-bottom: 0;
}

.flode-exp-menu {
  display: block;
  width: 100%;
  border-top: 1px solid var(--grey-line);
}

.flode-exp-menu-link {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: 3.4rem minmax(0, 1fr) 1.6rem;
  align-items: center;
  gap: 1.25rem;
  min-height: clamp(3.45rem, 5.8vh, 4.35rem);
  padding: 0.95rem 0;
  color: var(--black);
  border-bottom: 1px solid var(--grey-line);
  text-decoration: none;
  overflow: hidden;
}

.flode-exp-menu-index,
.flode-exp-menu-title,
.flode-exp-menu-arrow {
  position: relative;
  z-index: 1;
  transition: transform 0.22s ease, color 0.22s ease;
}

.flode-exp-menu-index {
  color: var(--grey-text);
  font-family: var(--font-text);
  font-size: clamp(0.78rem, 0.85vw, 0.95rem);
  font-weight: 700;
  line-height: 1.48;
  letter-spacing: 0;
}

.flode-exp-menu-title {
  color: var(--black);
  font-family: var(--font-text);
  font-size: clamp(0.98rem, 1.05vw, 1.18rem);
  font-weight: 700;
  line-height: 1.48;
  letter-spacing: 0;
  text-transform: none;
}

.flode-exp-menu-arrow {
  justify-self: end;
  color: var(--black);
  font-family: var(--font-text);
  font-size: clamp(0.98rem, 1.05vw, 1.18rem);
  font-weight: 700;
  line-height: 1;
}

.flode-exp-menu-link:hover .flode-exp-menu-index,
.flode-exp-menu-link:hover .flode-exp-menu-title,
.flode-exp-menu-link:hover .flode-exp-menu-arrow {
  color: #01f7b6;
}

.flode-exp-menu-link:hover .flode-exp-menu-title {
  transform: translateX(0.35rem);
}

.flode-exp-menu-link:hover .flode-exp-menu-arrow {
  transform: translateY(0.2rem);
}

/* =========================================================
   PINNED SCROLL SCENE — version robuste
   Le parent crée la durée de scroll.
   Le frame est positionné en absolute / fixed / absolute via JS.
   Les panels sont tous superposés dans le même viewport.
========================================================= */

.flode-exp-scroll-scene {
  position: relative;
  z-index: 10;
  width: 100%;
  min-height: var(--flode-exp-panel-h);
  background: var(--black);
  isolation: isolate;
}

.flode-exp-pin-frame {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100%;
  height: var(--flode-exp-panel-h);
  overflow: hidden;
  background: var(--black);
  transform: translateZ(0);
  will-change: top, transform;
}

.flode-exp-panel {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--black);
  transform: translate3d(0, 100%, 0);
  will-change: transform;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.flode-exp-panel-01 { z-index: 1; transform: translate3d(0, 0, 0); }
.flode-exp-panel-02 { z-index: 2; }
.flode-exp-panel-03 { z-index: 3; }
.flode-exp-panel-04 { z-index: 4; }
.flode-exp-panel-05 { z-index: 5; }

.flode-exp-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    var(--flode-panel-bg),
    radial-gradient(circle at 18% 26%, rgba(1,247,182,0.18), transparent 28%),
    linear-gradient(145deg, #202020 0%, #0f0f0f 100%);
  background-size: cover;
  background-position: center;
  transform: scale(1.035);
  will-change: transform;
}

.flode-exp-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(0,0,0,0.82) 0%, rgba(0,0,0,0.58) 42%, rgba(0,0,0,0.16) 100%),
    linear-gradient(180deg, rgba(0,0,0,0.16) 0%, rgba(0,0,0,0.42) 100%);
}

.flode-exp-panel-inner {
  position: relative;
  z-index: 2;
  width: var(--flode-exp-shell);
  height: 100%;
  display: flex;
  align-items: center;
  margin: 0 auto;
}

.flode-exp-panel-copy {
  max-width: 780px;
  color: var(--white);
  transform: translateY(-2.5vh);
}

.flode-exp-panel-index {
  margin: 0 0 1rem;
  color: rgba(255, 255, 255, 0.72);
  font-family: var(--font-text);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.flode-exp-panel-copy h2 {
  margin: 0 0 1.2rem;
  color: var(--white);
  font-size: clamp(2.65rem, 4.4vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.flode-exp-panel-text {
  max-width: 720px;
  margin: 0 0 1.9rem;
  color: rgba(255,255,255,0.94);
  font-family: var(--font-text);
  font-size: clamp(1rem, 1.08vw, 1.22rem);
  font-weight: 700;
  line-height: 1.52;
}

.flode-exp-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  max-width: 820px;
  margin: 0 0 2rem;
}

.flode-exp-keywords span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.68rem 0.9rem;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.42);
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  font-family: var(--font-text);
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.flode-exp-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 170px;
  padding: 0.95rem 1.25rem;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.66);
  border-radius: 6px;
  background: rgba(255,255,255,0.08);
  font-size: 0.86rem;
  line-height: 1;
  letter-spacing: 0.02em;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.flode-exp-cta:hover {
  color: var(--black);
  background: var(--white);
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .flode-exp-panel,
  .flode-exp-bg,
  .flode-exp-menu-index,
  .flode-exp-menu-title,
  .flode-exp-menu-arrow {
    transition: none !important;
  }
}

/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 1024px) {
  :root {
    --flode-exp-shell: min(88vw, 980px);
  }

  .flode-exp-intro-grid {
    grid-template-columns: 1fr;
    gap: 2.8rem;
  }

  .flode-exp-intro-copy {
    max-width: 720px;
  }
}

@media (max-width: 768px) {
  :root {
    --flode-exp-header-h: 15vh;
    --flode-exp-shell: calc(100vw - 2rem);
    --flode-exp-panel-h: calc(100svh - var(--flode-exp-header-h));
  }

  .flode-exp-main {
    padding-top: var(--flode-exp-header-h);
  }

  .flode-exp-intro {
    min-height: auto;
    align-items: flex-start;
  }

  .flode-exp-intro-inner {
    padding: 3.2rem 0 4rem;
  }

  .flode-exp-intro-top {
    margin-bottom: 2.4rem;
  }

  .flode-exp-intro-title {
    font-size: clamp(2rem, 9vw, 3.4rem);
    line-height: 0.96;
    letter-spacing: -0.01em;
  }

  .flode-exp-intro-grid {
    padding-top: 1.6rem;
  }

  .flode-exp-intro-copy p {
    font-size: 0.96rem;
    line-height: 1.45;
  }

  .flode-exp-menu-link {
    grid-template-columns: 2.2rem minmax(0, 1fr) 1.2rem;
    gap: 0.8rem;
    min-height: 3.45rem;
    padding: 0.85rem 0;
  }

  .flode-exp-menu-title,
  .flode-exp-menu-arrow {
    font-size: 0.96rem;
    line-height: 1.45;
  }

  .flode-exp-menu-index {
    font-size: 0.82rem;
    line-height: 1.45;
  }

  .flode-exp-panel-copy {
    max-width: 100%;
    transform: translateY(-1.5vh);
  }

  .flode-exp-panel-copy h2 {
    font-size: clamp(2rem, 9vw, 3.4rem);
    line-height: 0.96;
    letter-spacing: -0.01em;
  }

  .flode-exp-panel-text {
    margin-bottom: 1.45rem;
    font-size: 0.92rem;
    line-height: 1.45;
  }

  .flode-exp-keywords {
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .flode-exp-keywords span {
    padding: 0.54rem 0.7rem;
    font-size: 0.72rem;
  }

  .flode-exp-cta {
    min-width: 0;
    padding: 0.85rem 1rem;
    font-size: 0.76rem;
  }

  .flode-exp-shade {
    background:
      linear-gradient(180deg, rgba(0,0,0,0.22) 0%, rgba(0,0,0,0.68) 54%, rgba(0,0,0,0.86) 100%);
  }
}

@media (max-width: 480px) {
  :root {
    --flode-exp-header-h: 15vh;
  }

  .flode-exp-intro-inner {
    padding: 2.8rem 0 3.5rem;
  }

  .flode-exp-kicker {
    font-size: 0.72rem;
  }

  .flode-exp-intro-title {
    font-size: clamp(1.8rem, 10vw, 2.8rem);
  }

  .flode-exp-menu-link {
    min-height: 3.3rem;
  }

  .flode-exp-panel-inner {
    align-items: center;
  }

  .flode-exp-panel-copy h2 {
    font-size: clamp(1.75rem, 10vw, 2.65rem);
  }

  .flode-exp-panel-text {
    font-size: 0.86rem;
  }
}