@font-face {
  font-family: "Archivo";
  src: url("assets/fonts/archivo-latin-var.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Archivo";
  src: url("assets/fonts/archivo-latin-ext-var.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --petrole: #0E3B43;
  --petrole-nuit: #08272D;
  --cuivre: #B8693A;
  --cuivre-clair: #E09A68;
  --creme: #F7F4EE;
  --sable: #EDE6D9;
  --texte: #1B2A2E;
  --texte-doux: #56676B;
  --filet: #D9D0C0;
  --marge: 6vw;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--creme);
  color: var(--texte);
  font-family: "Archivo", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: clamp(1rem, 1.05vw, 1.15rem);
  line-height: 1.6;
}
a { color: inherit; }
svg { display: block; }

/* ---------- En-tête ---------- */
.entete {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2.4vh var(--marge);
  border-bottom: 1px solid var(--filet);
}
.entete__titre {
  margin: 0;
  display: flex;
  align-items: center;
  gap: .6em;
  font-weight: 750;
  letter-spacing: .01em;
  color: var(--petrole);
}
.entete__goutte {
  width: .8em;
  height: .8em;
  background: var(--cuivre);
  border-radius: 0 50% 50% 50%;
  transform: rotate(45deg);
}
.entete__lien {
  font-weight: 600;
  text-decoration: none;
  color: var(--petrole);
  border-bottom: 2px solid var(--cuivre);
}

/* ---------- Typo commune ---------- */
.surtitre {
  margin: 0 0 1.2vh;
  font-size: .82em;
  font-weight: 650;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cuivre);
}
.surtitre--clair { color: var(--cuivre-clair); }
.titre2 {
  margin: 0 0 3vh;
  font-size: clamp(1.7rem, 3vw, 3rem);
  font-weight: 800;
  font-stretch: 90%;
  line-height: 1.1;
  color: var(--petrole);
}

/* ---------- Intro ---------- */
.intro {
  padding: 10vh var(--marge) 9vh;
}
.intro__titre {
  margin: 0 0 3vh;
  font-size: clamp(2.6rem, 6vw, 6.4rem);
  font-weight: 850;
  font-stretch: 85%;
  line-height: .98;
  color: var(--petrole);
}
.intro__titre em {
  display: block;
  font-style: normal;
  color: var(--cuivre);
}
.intro__chapo {
  margin: 0 0 4.5vh;
  max-width: 38em;
  font-size: 1.12em;
  color: var(--texte-doux);
}
.cta {
  display: inline-flex;
  align-items: center;
  gap: 1em;
  padding: 2.2vh 2.4vw;
  background: var(--cuivre);
  color: #fff;
  font-weight: 700;
  font-size: 1.08em;
  text-decoration: none;
  border-radius: .4em;
  box-shadow: 0 .6vh 2vh rgba(184, 105, 58, .3);
  transition: background .2s, transform .2s;
}
.cta:hover, .cta:focus-visible { background: var(--petrole); transform: translateY(-.3vh); }
.cta__fleche { transition: transform .2s; }
.cta:hover .cta__fleche { transform: translateX(.4vw); }
.intro__note {
  margin: 2vh 0 0;
  font-size: .9em;
  font-weight: 600;
  color: var(--petrole);
}
/* ---------- Sections ---------- */
.section { padding: 9vh var(--marge); }
.section__texte { max-width: 46em; margin: 0 0 3vh; color: var(--texte-doux); }

.cartes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.6vw;
}
.carte {
  background: #fff;
  border: 1px solid var(--filet);
  border-top: 4px solid var(--cuivre);
  border-radius: .5vw;
  padding: 3.4vh 1.8vw;
}
.carte__icone {
  display: grid;
  place-items: center;
  width: 3.2em;
  height: 3.2em;
  margin-bottom: 2vh;
  background: var(--sable);
  border-radius: 50%;
}
.carte__icone svg {
  width: 1.6em;
  height: 1.6em;
  fill: none;
  stroke: var(--petrole);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.carte__titre { margin: 0 0 1.2vh; font-size: 1.15em; font-weight: 750; color: var(--petrole); }
.carte__texte { margin: 0; color: var(--texte-doux); font-size: .95em; }
.carte__prix { display: block; margin-top: 1.4vh; color: var(--cuivre); }
.carte__liste {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .45em;
}
.carte__liste li {
  padding: .2em .7em;
  background: var(--sable);
  border-radius: 2em;
  font-size: .85em;
  font-weight: 600;
  color: var(--petrole);
}

.section--sombre { background: var(--petrole); color: #fff; }
.section--sombre .titre2 { color: #fff; }
.section--sombre .section__texte { color: rgba(255, 255, 255, .78); }
.atouts {
  list-style: none;
  margin: 5vh 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.6vw;
}
.atouts li {
  padding-left: 1.2vw;
  border-left: 3px solid var(--cuivre);
  font-size: .92em;
  color: rgba(255, 255, 255, .75);
}
.atouts strong { display: block; font-size: 1.15em; color: #fff; }

.contact__mail {
  display: inline-block;
  margin-bottom: 3vh;
  font-size: clamp(1.3rem, 2.4vw, 2.4rem);
  font-weight: 750;
  color: var(--petrole);
  text-decoration-color: var(--cuivre);
  text-underline-offset: .2em;
  word-break: break-word;
}
.lien { font-weight: 600; color: var(--cuivre); }

/* ---------- Partenaires ---------- */
.partenaires { background: var(--sable); }
.partenaires__liste {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.6vw;
}
.partenaires__liste a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1em;
  padding: 3vh 2vw;
  background: #fff;
  border: 1px solid var(--filet);
  border-radius: .5vw;
  font-weight: 700;
  color: var(--petrole);
  text-decoration: none;
  transition: border-color .2s;
}
.partenaires__liste a:hover, .partenaires__liste a:focus-visible { border-color: var(--cuivre); }
.partenaires__liste a { overflow-wrap: anywhere; }
.partenaires__liste span { color: var(--cuivre); }

.pied {
  padding: 4vh var(--marge);
  background: var(--petrole-nuit);
  color: rgba(255, 255, 255, .6);
  font-size: .88em;
  text-align: center;
}
.pied p { margin: 0; }

/* ---------- Tablette / mobile ---------- */
@media (max-width: 68em) {
  .cartes, .atouts { grid-template-columns: repeat(2, 1fr); gap: 3vw; }
}
@media (max-width: 45em) {
  :root { --marge: 5vw; }
  .intro { padding: 6vh var(--marge); }
  .cta { padding: 2vh 6vw; width: 100%; justify-content: center; border-radius: 2vw; }
  .section { padding: 7vh var(--marge); }
  .cartes, .atouts, .partenaires__liste { grid-template-columns: 1fr; gap: 4vw; }
  .carte { padding: 3vh 6vw; border-radius: 2vw; }
  .atouts li { padding-left: 4vw; }
  .partenaires__liste a { padding: 2.6vh 5vw; border-radius: 2vw; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}