/* Page d'accueil d'Elbrin : palette Terracotta, Nuit en mode sombre. Polices servies par le site lui-même. */
@font-face { font-family: "Fraunces"; font-style: italic; font-weight: 400; font-display: swap;
  src: url("polices/fraunces-italique-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Fraunces"; font-style: italic; font-weight: 400; font-display: swap;
  src: url("polices/fraunces-italique-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 400 800; font-display: swap;
  src: url("polices/manrope-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 400 800; font-display: swap;
  src: url("polices/manrope-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

:root {
  color-scheme: light;
  --fond: #F7F0EB; --pose: #FBF7F3; --creux: #EFE5DD; --filet: #E4D6CD;
  --encre: #3B2F3A; --muet: #6B5E67; --accent: #C9705F; --fort: #A3503F; --doux: #F1D9D0;
  --sombre: #3B2F3A; --sur-sombre: #F7F0EB; --sur-sombre-muet: #CFC2C7; --accent-sombre: #E08E7C;
  --titre: "Fraunces", Georgia, "Times New Roman", serif;
  --texte: "Manrope", "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --fond: #231C22; --pose: #2D252C; --creux: #1B1519; --filet: #43363F;
    --encre: #F3EBE6; --muet: #C4B6BE; --accent: #E08E7C; --fort: #EBA392; --doux: #3B2C32;
    --sombre: #1B1519;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--fond); color: var(--encre); font-family: var(--texte); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3, p, ul, ol, figure, blockquote { margin: 0; padding: 0; }
h1, h2, h3, .chiffre { font-family: var(--titre); font-style: italic; font-weight: 400; text-wrap: balance; }
a { color: var(--fort); text-underline-offset: 4px; }
a:focus-visible, .bouton:focus-visible { outline: 2px solid var(--fort); outline-offset: 3px; border-radius: 4px; }
.cadre { max-width: 1120px; margin: 0 auto; padding-inline: 24px; }
.surtitre { font-size: 12.5px; font-weight: 600; letter-spacing: .26em; text-transform: uppercase; color: var(--fort); }
.muet { color: var(--muet); }
.passer { position: absolute; left: -999px; }
.passer:focus { left: 16px; top: 16px; z-index: 20; background: var(--pose); padding: 8px 14px; border-radius: 8px; }

/* En-tête */
.entete { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--fond) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--filet); }
.entete .cadre { display: flex; align-items: center; gap: 28px; min-height: 72px; }
.marque { display: inline-flex; align-items: center; gap: 12px; color: var(--encre); text-decoration: none; font-weight: 800; font-size: 26px; letter-spacing: -.04em; line-height: 1; }
.marque svg { width: 36px; height: 36px; flex: none; }
.signe-trait { fill: none; stroke: var(--encre); stroke-width: 28; stroke-linecap: round; stroke-linejoin: round; }
.signe-point { fill: var(--accent); }
.menu { display: flex; gap: 26px; margin-left: auto; list-style: none; }
.menu a { color: var(--muet); text-decoration: none; font-size: 15px; font-weight: 500; padding: 12px 0; }
.menu a:hover { color: var(--encre); }
.bouton { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 26px; border-radius: 999px; border: 1.5px solid transparent;
  font: 600 16px/1.2 var(--texte); text-decoration: none; cursor: pointer; transition: background-color .15s ease, color .15s ease; }
.bouton.plein { background: var(--fort); color: #FFFFFF; }
.bouton.plein:hover { background: var(--encre); color: var(--fond); }
.bouton.contour { border-color: var(--encre); color: var(--encre); }
.bouton.contour:hover { background: var(--creux); }
.bouton.petit { min-height: 44px; padding: 8px 18px; font-size: 14.5px; white-space: nowrap; }
@media (prefers-color-scheme: dark) { .bouton.plein { color: #231C22; } }
@media (max-width: 900px) { .menu { display: none; } .entete .bouton { margin-left: auto; } }

/* Ouverture */
.ouverture { padding-block: clamp(56px, 9vw, 120px) clamp(48px, 7vw, 96px); }
.ouverture .cadre { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: 48px; align-items: center; }
.ouverture h1 { font-size: clamp(46px, 7.6vw, 92px); line-height: 1.02; letter-spacing: -.01em; margin-block: 20px 26px; }
.ouverture h1 em { color: var(--fort); font-style: italic; }
.chapo { font-size: clamp(18px, 2vw, 21px); line-height: 1.55; color: var(--muet); max-width: 34em; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.grand-signe { width: 100%; max-width: 340px; justify-self: end; }
@media (max-width: 820px) { .ouverture .cadre { grid-template-columns: 1fr; } .grand-signe { max-width: 160px; justify-self: start; order: -1; } }

/* Sections */
section { padding-block: clamp(56px, 8vw, 104px); }
.tete { display: grid; gap: 14px; max-width: 760px; margin-bottom: 40px; }
.tete h2 { font-size: clamp(32px, 4.6vw, 52px); line-height: 1.08; }
.tete h2 em { color: var(--fort); }
.tete p { font-size: 18px; color: var(--muet); }
.bande { background: var(--pose); border-block: 1px solid var(--filet); }

.quatre { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.constat { border-top: 2px solid var(--accent); padding-top: 16px; display: grid; gap: 8px; align-content: start; }
.constat .rang { font-family: var(--titre); font-style: italic; color: var(--fort); font-size: 16px; }
.constat h3 { font-size: 23px; line-height: 1.2; }
.constat p { font-size: 15.5px; color: var(--muet); }
@media (max-width: 900px) { .quatre { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .quatre { grid-template-columns: 1fr; } }

.deux { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.engagement { background: var(--doux); border-radius: 24px; padding: 32px; display: grid; gap: 12px; align-content: start; }
.engagement h3 { font-size: 30px; line-height: 1.15; }
.engagement ul { list-style: none; display: grid; gap: 4px; color: var(--muet); font-size: 15.5px; }
.engagement li::before { content: "— "; }
@media (max-width: 760px) { .deux { grid-template-columns: 1fr; } }

.etapes { list-style: none; display: grid; }
.etapes li { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 8px 20px; padding-block: 22px; border-bottom: 1px solid var(--filet); }
.etapes li:first-child { border-top: 1px solid var(--filet); }
.chiffre { font-size: 46px; line-height: 1; color: var(--accent); }
.etapes h3 { font-size: 28px; line-height: 1.15; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; }
.etapes h3 span { font: 600 12px/1.4 var(--texte); letter-spacing: .24em; text-transform: uppercase; color: var(--fort); }
.etapes p { color: var(--muet); max-width: 60ch; margin-top: 6px; }

.libre { background: var(--sombre); color: var(--sur-sombre); }
.libre .surtitre { color: var(--accent-sombre); }
.libre h2 { font-size: clamp(34px, 5.4vw, 64px); line-height: 1.08; max-width: 16em; }
.libre h2 em { color: var(--accent-sombre); }
.libre .tete p { color: var(--sur-sombre-muet); }
.trois { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.libre .point h3 { font-size: 24px; line-height: 1.2; margin-bottom: 8px; }
.libre .point p { color: var(--sur-sombre-muet); font-size: 15.5px; }
@media (max-width: 820px) { .trois { grid-template-columns: 1fr; } }

.garanties { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.garantie { background: var(--pose); border: 1px solid var(--filet); border-radius: 20px; padding: 24px 26px; display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 6px 14px; align-content: start; }
.bande .garantie { background: var(--fond); }
.garantie svg { width: 28px; height: 28px; fill: none; stroke: var(--fort); stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; margin-top: 2px; }
.garantie h3 { font-size: 22px; line-height: 1.2; }
.garantie p { grid-column: 2; color: var(--muet); font-size: 15.5px; }
@media (max-width: 760px) { .garanties { grid-template-columns: 1fr; } }

.serments { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px 28px; counter-reset: serment; }
.serments li { border-top: 1px solid var(--filet); padding-top: 14px; font-size: 15.5px; color: var(--muet); }
.serments b { display: block; font-family: var(--titre); font-style: italic; font-weight: 400; font-size: 24px; color: var(--fort); }
@media (max-width: 820px) { .serments { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .serments { grid-template-columns: 1fr; } }

.citation { border-left: 3px solid var(--accent); padding-left: 24px; max-width: 820px; }
.citation p { font-family: var(--titre); font-style: italic; font-size: clamp(24px, 3.2vw, 34px); line-height: 1.3; }
.citation footer { margin-top: 12px; font-size: 15px; color: var(--muet); }

.appel { background: var(--sombre); color: var(--sur-sombre); border-radius: 28px; padding: clamp(32px, 5vw, 56px); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 28px; align-items: center; }
.appel .surtitre { color: var(--accent-sombre); }
.appel h2 { font-size: clamp(30px, 4.2vw, 46px); line-height: 1.1; margin-block: 12px 14px; }
.appel p { color: var(--sur-sombre-muet); max-width: 52ch; }
.appel .bouton.plein { background: var(--accent-sombre); color: #2A2129; }
.appel .bouton.plein:hover { background: var(--sur-sombre); }
@media (max-width: 760px) { .appel { grid-template-columns: 1fr; } }

.pied { padding-block: 36px 48px; border-top: 1px solid var(--filet); font-size: 14.5px; color: var(--muet); }
.pied .cadre { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 32px; align-items: center; }
.pied .devise { font-family: var(--titre); font-style: italic; font-size: 18px; color: var(--encre); }
.pied ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 24px; }
.pied a { color: var(--muet); display: inline-block; padding-block: 8px; }