/* ==========================================================================
   Entropy — Sections spécifiques
   ========================================================================== */

/* --- Navigation --------------------------------------------------------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              transform var(--dur) var(--ease),
              backdrop-filter var(--dur) var(--ease);
}

.nav::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(244, 242, 238, 0.72);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}

.nav.is-stuck::before { opacity: 1; }
.nav.is-stuck { box-shadow: 0 1px 0 var(--line); }
.nav.is-hidden { transform: translateY(-100%); }

.nav__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  flex: none;
}

.brand__mark {
  width: 22px; height: 22px;
  flex: none;
  transition: transform var(--dur-slow) var(--ease);
}

.brand:hover .brand__mark { transform: rotate(90deg); }

.brand__word {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.2vw, 2.1rem);
}

.nav__link {
  position: relative;
  font-size: 0.875rem;
  font-weight: 450;
  color: var(--ink-soft);
  padding-block: 0.35rem;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur) var(--ease);
}

.nav__link:hover { color: var(--ink); }
.nav__link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__link.is-active { color: var(--ink); }
.nav__link.is-active::after { transform: scaleX(1); background: var(--accent); }

.nav__actions { display: flex; align-items: center; gap: 0.75rem; }

/* Burger */
.burger {
  display: none;
  width: 42px; height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
}

.burger__lines { position: relative; width: 16px; height: 10px; }

.burger__lines span {
  position: absolute;
  left: 0;
  width: 100%; height: 1.4px;
  background: var(--ink);
  transition: transform var(--dur) var(--ease), opacity var(--dur-fast) var(--ease);
}

.burger__lines span:nth-child(1) { top: 0; }
.burger__lines span:nth-child(2) { bottom: 0; }

.burger.is-open .burger__lines span:nth-child(1) { transform: translateY(4.3px) rotate(45deg); }
.burger.is-open .burger__lines span:nth-child(2) { transform: translateY(-4.3px) rotate(-45deg); }

/* Menu mobile plein écran */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--nav-h) var(--gutter) 3rem;
  background: var(--paper);
  clip-path: inset(0 0 100% 0);
  transition: clip-path var(--dur-slow) var(--ease);
  pointer-events: none;
}

.mobile-menu.is-open {
  clip-path: inset(0 0 0 0);
  pointer-events: auto;
}

.mobile-menu__list { display: flex; flex-direction: column; gap: 0.35rem; }

.mobile-menu__link {
  display: block;
  padding: 0.5rem 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 8vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.mobile-menu.is-open .mobile-menu__link {
  opacity: 1;
  transform: none;
  transition-delay: calc(120ms + var(--i, 0) * 55ms);
}

.mobile-menu__foot {
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* --- Héros -------------------------------------------------------------- */

.hero {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(2.5rem, 6vw, 5.5rem));
  padding-bottom: clamp(2rem, 4vw, 3.5rem);
}

.hero__head {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4.5rem);
  align-items: end;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}

.hero__title {
  font-size: var(--fs-display);
  font-weight: 500;
  line-height: var(--lh-display);
  letter-spacing: var(--ls-display);
  margin-top: 1.4rem;
}

.hero__aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.75rem;
  max-width: 42ch;
  padding-bottom: 0.75rem;
}

.hero__aside p {
  font-size: 0.975rem;
  line-height: 1.7;
  color: var(--ink-muted);
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.hero__media {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  aspect-ratio: 21 / 10;
  background: var(--paper-deep);
}

.hero__media img {
  width: 100%;
  height: 118%;
  object-fit: cover;
  will-change: transform;
}

/* Carte flottante posée sur le visuel (rappel de la référence) */
.hero__float {
  position: absolute;
  right: clamp(1rem, 2.4vw, 2rem);
  bottom: clamp(1rem, 2.4vw, 2rem);
  z-index: 3;
  width: min(300px, 68vw);
  padding: 1.1rem 1.25rem;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  box-shadow: var(--shadow-md);
}

.hero__float-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.hero__float-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.hero__float-meta {
  margin-top: 0.15rem;
  font-size: 0.75rem;
  color: var(--ink-muted);
}

.hero__float-specs {
  display: flex;
  gap: 0.35rem;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

.hero__scroll {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: clamp(1.5rem, 2.6vw, 2.25rem);
  font-size: var(--fs-label);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-faint);
}

.hero__scroll svg { animation: nudge-down 2.4s var(--ease) infinite; }

/* --- Démo visite virtuelle --------------------------------------------- */

.tour {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--night-soft);
  aspect-ratio: 16 / 9;
  min-height: 340px;
  box-shadow: var(--shadow-lg);
}

.tour iframe {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  border: 0;
}

/* Écran d'attente : on ne charge la visite qu'au clic (perf + data). */
.tour__poster {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  place-items: center;
  border: 0;
  width: 100%;
  padding: 2rem;
  cursor: pointer;
  overflow: hidden;
  transition: opacity var(--dur-slow) var(--ease), visibility var(--dur-slow);
}

.tour__poster img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 2s var(--ease);
}

.tour__poster::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,9,0.42) 0%, rgba(10,10,9,0.58) 45%, rgba(10,10,9,0.76) 100%);
}

.tour__poster:hover img { transform: scale(1.09); }

.tour.is-live .tour__poster {
  opacity: 0;
  visibility: hidden;
}

.tour__cue {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  color: #F6F5F1;
  text-align: center;
}

.tour__play {
  display: grid;
  place-items: center;
  width: clamp(64px, 8vw, 88px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.10);
  backdrop-filter: blur(6px);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.tour__poster:hover .tour__play {
  background: rgba(255, 255, 255, 0.22);
  transform: scale(1.06);
}

.tour__cue-title {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.025em;
}

.tour__cue-hint {
  font-size: 0.8125rem;
  color: rgba(246, 245, 241, 0.72);
  max-width: 34ch;
}

.tour__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.1rem;
  font-size: 0.8125rem;
  color: var(--ink-muted);
}

.tour__hints { display: flex; gap: 1.5rem; flex-wrap: wrap; }

.tour__hint { display: inline-flex; align-items: center; gap: 0.5rem; }

/* --- Méthode (étapes) --------------------------------------------------- */

.method {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.method__sticky {
  position: sticky;
  top: calc(var(--nav-h) + clamp(1.5rem, 4vw, 3rem));
}

.method__visual {
  border-radius: var(--r-xl);
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

.method__visual img { width: 100%; height: 100%; object-fit: cover; }

.step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(1.25rem, 2.6vw, 2.25rem);
  padding-block: clamp(1.75rem, 3vw, 2.5rem);
  border-top: 1px solid var(--line);
}

.step:last-child { border-bottom: 1px solid var(--line); }

.step__num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
  padding-top: 0.4rem;
}

.step__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 500;
  letter-spacing: -0.028em;
}

.step__text {
  margin-top: 0.7rem;
  font-size: 0.9375rem;
  line-height: 1.66;
  color: var(--ink-muted);
  max-width: 52ch;
}

.step__meta {
  margin-top: 1rem;
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

/* --- Tarifs ------------------------------------------------------------- */

.plan {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: clamp(1.6rem, 2.6vw, 2.35rem);
  background: var(--surface);
  border-radius: var(--r-lg);
  height: 100%;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.plan:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.plan--featured {
  background: var(--night);
  color: #F6F5F1;
  --ink: #F6F5F1;
  --ink-muted: #A5A29A;
  --line: rgba(255, 255, 255, 0.14);
}

.plan__head { display: flex; flex-direction: column; gap: 0.5rem; }

.plan__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.plan__pitch { font-size: 0.875rem; color: var(--ink-muted); line-height: 1.55; }

.plan__price {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.plan__amount {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.plan__unit { font-size: 0.8125rem; color: var(--ink-muted); }

.plan__features { display: flex; flex-direction: column; gap: 0.8rem; flex: 1; }

.plan__features li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--ink-muted);
}

.plan__features svg { flex: none; margin-top: 0.28em; color: var(--accent); }

.plan--featured .plan__features svg { color: var(--accent-soft); }

/* --- Appel à l'action + contact ---------------------------------------- */

.cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.cta__panel {
  padding: clamp(1.75rem, 3vw, 2.75rem);
  background: var(--surface);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-sm);
}

.cta__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
}

.cta__grid .field--full { grid-column: 1 / -1; }

.cta__contacts {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.cta__contact-label {
  font-size: var(--fs-label);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-faint);
}

.cta__contact-value {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 1.7vw, 1.375rem);
  font-weight: 500;
  letter-spacing: -0.025em;
}

/* --- Pied de page ------------------------------------------------------- */

.footer {
  background: var(--night);
  color: #F2F1ED;
  --line: var(--line-invert);
  --ink: #F6F5F1;
  --ink-muted: #93918A;
  --ink-faint: #6E6C66;
  padding-top: clamp(3.5rem, 7vw, 6rem);
  padding-bottom: 2rem;
  overflow: hidden;
}

.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: clamp(1.75rem, 3.5vw, 3rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.footer__col-title {
  font-size: var(--fs-label);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.1rem;
}

.footer__list { display: flex; flex-direction: column; gap: 0.65rem; }

.footer__list a { font-size: 0.875rem; color: var(--ink-muted); }
.footer__list a:hover { color: var(--ink); }

.footer__blurb {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  line-height: 1.68;
  color: var(--ink-muted);
  max-width: 34ch;
}

.footer__wordmark {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 19.5vw, 17rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.82;
  color: rgba(246, 245, 241, 0.07);
  user-select: none;
  padding-block: clamp(1rem, 2vw, 2rem);
  white-space: nowrap;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
  font-size: 0.8125rem;
  color: var(--ink-faint);
}

.footer__legal { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.footer__legal a:hover { color: var(--ink); }

/* --- Page légale (contenu texte) --------------------------------------- */

.legal { padding-top: calc(var(--nav-h) + clamp(3rem, 7vw, 6rem)); }

.legal h2 {
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  margin-top: 2.75rem;
  margin-bottom: 0.85rem;
}

.legal p, .legal li {
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--ink-muted);
  max-width: 72ch;
}

.legal p + p { margin-top: 0.9rem; }

.legal ul {
  margin-top: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.legal li { padding-left: 1.1rem; position: relative; }

.legal li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.75em;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent-soft);
}

.legal strong { color: var(--ink-soft); font-weight: 500; }