:root {

  --nuit:        #100D0A;
  --nuit-clair:  #17130F;
  --fut:         #221A13;
  --fut-clair:   #2C2219;
  --or-sombre:   #8C5A1B;
  --or:          #D99A26;
  --or-clair:    #F7DE9B;
  --cuivre:      #B87333;
  --creme:       #F1EAE0;
  --argent:      #A9ADB2;
  --trait:       rgba(217, 154, 38, 0.20);
  --trait-doux:  rgba(241, 234, 224, 0.10);

  --degrade-or:  linear-gradient(100deg, var(--or-sombre) 0%, var(--or) 28%, var(--or-clair) 52%, var(--or) 74%, var(--or-sombre) 100%);

  --titre:  "Bodoni Moda", Georgia, "Times New Roman", serif;
  --texte:  "Karla", "Helvetica Neue", Arial, sans-serif;
  --mono:   "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  --largeur: 1180px;
  --gouttiere: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(4.5rem, 9vw, 8rem);
  --rayon: 3px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--nuit);
  color: var(--creme);
  font-family: var(--texte);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: radial-gradient(circle at 1px 1px, #fff 1px, transparent 0);
  background-size: 3px 3px;
}

img { max-width: 100%; display: block; }

a { color: var(--or-clair); text-decoration: none; }
a:hover { color: var(--or); }

.wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--largeur);
  margin-inline: auto;
  padding-inline: var(--gouttiere);
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.eyebrow {
  margin: 0 0 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--argent);
}

.swash {
  display: block;
  width: min(420px, 100%);
  height: 12px;
  margin: 1.75rem 0;
}

.btn {
  display: inline-block;
  padding: 0.95rem 1.9rem;
  border: 1px solid transparent;
  border-radius: var(--rayon);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, color 0.25s ease;
}

.btn-gold {
  background: var(--degrade-or);
  background-size: 180% 100%;
  color: #1A120A;
  font-weight: 500;
  box-shadow: 0 10px 30px -14px rgba(217, 154, 38, 0.75);
}
.btn-gold:hover {
  background-position: 100% 0;
  color: #1A120A;
  transform: translateY(-2px);
}

.btn-ghost {
  border-color: var(--trait);
  color: var(--creme);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--or);
  color: var(--or-clair);
  transform: translateY(-2px);
}

.btn-block { width: 100%; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(16, 13, 10, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.site-header.is-scrolled {
  background: rgba(16, 13, 10, 0.94);
  border-bottom-color: var(--trait);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 0.9rem;
}

.brand {
  margin-left: 15px;
}

.brand img {
  height: 58px;
  width: auto;
  transition: height 0.3s ease;
}
.site-header.is-scrolled .brand img { height: 46px; }

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.1rem);
}

.main-nav a {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--argent);
  padding-block: 0.35rem;
  border-bottom: 1px solid transparent;
}
.main-nav a:hover { color: var(--creme); border-bottom-color: var(--or); }

.main-nav .nav-cta {
  padding: 0.6rem 1.2rem;
  border: 1px solid var(--trait);
  border-radius: var(--rayon);
  color: var(--or-clair);
}
.main-nav .nav-cta:hover { border-color: var(--or); background: rgba(217, 154, 38, 0.08); }

.nav-toggle {
  display: none;
  width: 44px; height: 40px;
  background: transparent;
  border: 1px solid var(--trait);
  border-radius: var(--rayon);
  cursor: pointer;
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 18px; height: 1.5px;
  margin-inline: auto;
  background: var(--or);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after { content: ""; position: relative; }
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after  { top: 4.5px; }

.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after  { transform: translateY(-4.5px) rotate(-45deg); }

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(4rem, 10vw, 8rem) clamp(4rem, 8vw, 7rem);
}

.hero-glow {
  position: absolute;
  top: -30%; left: 50%;
  width: min(1100px, 130%);
  aspect-ratio: 1;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(217, 154, 38, 0.16) 0%, rgba(184, 115, 51, 0.06) 38%, transparent 68%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.hero-title {
  margin: 0;
  font-family: var(--titre);
  font-weight: 400;
  font-size: clamp(2.4rem, 5.6vw, 4.35rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
}
.hero-title em {
  display: block;
  font-style: italic;
  background: var(--degrade-or);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  max-width: 46ch;
  margin: 0 0 2.25rem;
  font-size: 1.06rem;
  color: rgba(241, 234, 224, 0.78);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }

.hero-label {
  padding: 1.75rem;
  background: linear-gradient(160deg, rgba(44, 34, 25, 0.9), rgba(23, 19, 15, 0.9));
  border: 1px solid var(--trait);
  border-radius: var(--rayon);
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.9);
}

.label-head {
  margin: 0 0 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--trait);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or-clair);
}

.label-list { margin: 0; }
.label-list > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-block: 0.62rem;
  border-bottom: 1px dashed var(--trait-doux);
}
.label-list dt {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--argent);
  white-space: nowrap;
}
.label-list dd {
  margin: 0;
  text-align: right;
  font-size: 0.88rem;
  color: var(--creme);
}

.label-foot {
  margin: 1.25rem 0 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--argent);
}

.section { padding-block: var(--section-y); }
.section-alt { background: var(--nuit-clair); }

.section-head {
  max-width: 62ch;
  margin-bottom: clamp(2.5rem, 5vw, 3.75rem);
}

.section-title {
  margin: 0 0 1.1rem;
  font-family: var(--titre);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  line-height: 1.15;
}

.section-lede {
  margin: 0;
  font-size: 1.03rem;
  color: rgba(241, 234, 224, 0.74);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.5rem;
}

.card {
  position: relative;
  padding: 2rem 1.75rem;
  background: var(--fut);
  border: 1px solid var(--trait-doux);
  border-radius: var(--rayon);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
}

.card::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--degrade-or);
  transition: width 0.45s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--trait);
  background: var(--fut-clair);
}
.card:hover::after { width: 100%; }

.card-tag {
  margin: 0 0 0.9rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cuivre);
}

.card-title {
  margin: 0 0 0.75rem;
  font-family: var(--titre);
  font-weight: 500;
  font-size: 1.32rem;
  line-height: 1.25;
  color: var(--or-clair);
}

.card p:not(.card-tag) {
  margin: 0;
  font-size: 0.95rem;
  color: rgba(241, 234, 224, 0.72);
}

.houses {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(2rem, 4vw, 3rem);
}

.house {
  position: relative;
  padding-left: 1.6rem;
}
.house::before {
  content: "";
  position: absolute;
  top: 0.35rem; bottom: 0.35rem; left: 0;
  width: 2px;
  background: var(--degrade-or);
  opacity: 0.65;
  transition: opacity 0.3s ease;
}
.house:hover::before { opacity: 1; }

.house-origin {
  margin: 0 0 0.55rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cuivre);
}

.house-name {
  margin: 0 0 0.9rem;
  font-family: var(--titre);
  font-weight: 400;
  font-size: clamp(1.45rem, 2.4vw, 1.8rem);
  line-height: 1.15;
  background: var(--degrade-or);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.house-text {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  color: rgba(241, 234, 224, 0.72);
}

.house-marks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.house-marks li {
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--trait);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--argent);
}

.houses-foot {
  margin: clamp(2.5rem, 5vw, 3.5rem) 0 0;
  padding-top: 1.75rem;
  border-top: 1px solid var(--trait-doux);
  font-size: 0.95rem;
  color: rgba(241, 234, 224, 0.7);
}

.house-text sup { font-size: 0.62em; }

.futs-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.futs-texte .section-title { margin-bottom: 1.25rem; }
.futs-texte .section-lede { max-width: 52ch; }

.futs-points {
  margin: 2.5rem 0 2rem;
  max-width: 56ch;
}
.futs-points > div {
  padding-block: 1rem;
  border-top: 1px solid var(--trait-doux);
}
.futs-points > div:last-child { border-bottom: 1px solid var(--trait-doux); }

.futs-points dt {
  margin-bottom: 0.35rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or);
}
.futs-points dd {
  margin: 0;
  font-size: 0.95rem;
  color: rgba(241, 234, 224, 0.72);
}

.futs-pour-qui {
  max-width: 52ch;
  margin: 0 0 2.25rem;
  font-size: 0.92rem;
  color: rgba(241, 234, 224, 0.6);
}

.futs-visuel {
  margin: 0;
  justify-self: end;
  text-align: right;
}
.futs-visuel img {
  width: min(360px, 100%);
  height: auto;
  margin-left: auto;
  margin-right: 0;
  animation: flotte 9s ease-in-out infinite;
}
.futs-visuel figcaption {
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--argent);
}

@keyframes flotte {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.step {
  padding-top: 1.5rem;
  border-top: 1px solid var(--trait);
}

.step-num {
  display: block;
  margin-bottom: 0.9rem;
  font-family: var(--titre);
  font-size: 1.7rem;
  background: var(--degrade-or);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.step-title {
  margin: 0 0 0.5rem;
  font-family: var(--texte);
  font-weight: 500;
  font-size: 1.03rem;
  letter-spacing: 0.01em;
  color: var(--creme);
}

.step p {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(241, 234, 224, 0.7);
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.contact-details { margin: 2.5rem 0 0; }
.contact-details > div {
  display: flex;
  gap: 1.25rem;
  padding-block: 0.7rem;
  border-top: 1px solid var(--trait-doux);
}
.contact-details dt {
  min-width: 7.5rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--argent);
  padding-top: 0.15rem;
}
.contact-details dd { margin: 0; font-size: 0.97rem; }

.contact-form {
  padding: clamp(1.6rem, 3vw, 2.4rem);
  background: var(--fut);
  border: 1px solid var(--trait);
  border-radius: var(--rayon);
  box-shadow: 0 34px 70px -40px rgba(0, 0, 0, 0.95);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0 1.1rem;
}

.field { margin: 0 0 1.15rem; }

.field label {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--mono);
  font-size: 0.67rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--argent);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  background: rgba(16, 13, 10, 0.75);
  border: 1px solid var(--trait-doux);
  border-radius: var(--rayon);
  color: var(--creme);
  font-family: var(--texte);
  font-size: 0.96rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.field textarea { resize: vertical; min-height: 130px; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--or);
  box-shadow: 0 0 0 3px rgba(217, 154, 38, 0.16);
}

.field input::placeholder,
.field textarea::placeholder { color: rgba(169, 173, 178, 0.55); }

.field select option { background: var(--fut); color: var(--creme); }

.field-check {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  margin-bottom: 1.5rem;
}
.field-check input {
  width: 17px; height: 17px;
  margin-top: 0.2rem;
  flex: 0 0 auto;
  accent-color: var(--or);
}
.field-check label {
  margin: 0;
  font-family: var(--texte);
  font-size: 0.85rem;
  letter-spacing: 0;
  text-transform: none;
  color: rgba(241, 234, 224, 0.7);
}

.honeypot { position: absolute; left: -9999px; }

.form-status {
  margin: 1rem 0 0;
  min-height: 1.25rem;
  font-size: 0.9rem;
}
.form-status.is-ok    { color: var(--or-clair); }
.form-status.is-error { color: #E9967A; }

button[disabled] { opacity: 0.6; cursor: wait; }

.site-footer {
  padding-block: 3.5rem 2.5rem;
  border-top: 1px solid var(--trait);
  background: var(--nuit);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
  justify-content: space-between;
}

.footer-logo { height: 46px; width: auto; opacity: 0.9; }

.footer-nav { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.footer-nav a {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--argent);
}
.footer-nav a:hover { color: var(--or); }

.footer-legal {
  flex: 1 1 100%;
  padding-top: 1.75rem;
  border-top: 1px solid var(--trait-doux);
  font-size: 0.8rem;
  color: var(--argent);
}
.footer-legal p { margin: 0 0 0.35rem; }
.footer-warning { color: rgba(169, 173, 178, 0.75); }

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.is-visible { opacity: 1; transform: none; }

:focus-visible {
  outline: 2px solid var(--or);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (max-width: 980px) {
  .hero-inner,
  .contact-inner { grid-template-columns: 1fr; }
  .hero-label { max-width: 520px; }

  .futs-layout { grid-template-columns: 1fr; }
  .futs-visuel { justify-self: center; text-align: center; }
  .futs-visuel img { width: min(260px, 70%); margin-inline: auto; }
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }

  .main-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0 var(--gouttiere);
    max-height: 0;
    overflow: hidden;
    background: rgba(16, 13, 10, 0.98);
    border-bottom: 1px solid transparent;
    transition: max-height 0.35s ease, padding 0.35s ease, border-color 0.35s ease;
  }
  .main-nav.is-open {
    max-height: 24rem;
    padding-block: 0.75rem 1.5rem;
    border-bottom-color: var(--trait);
  }
  .main-nav a { padding-block: 0.85rem; border-bottom: 1px solid var(--trait-doux); }
  .main-nav .nav-cta { margin-top: 1rem; text-align: center; }

  .hero-actions .btn { width: 100%; text-align: center; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .futs-visuel img { animation: none; }
}