/*
 * Studio Dénivelé V2.
 *
 * Direction : la marque de trail premium qui fabrique. Papier chaud, encre
 * profonde, rouge dossard réservé aux moments qui comptent. Fraunces porte
 * la voix, le mono porte les données — temps, quantités, kilomètres. La
 * ligne de dénivelé traverse tout.
 */

@font-face { font-family: "Fraunces"; src: url("../fonts/fraunces-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Fraunces"; src: url("../fonts/fraunces-italic.woff2") format("woff2"); font-style: italic; font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/plexmono-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/plexmono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Inter Tight"; src: url("../fonts/inter-tight.woff2") format("woff2"); font-weight: 400 600; font-display: swap; }

:root {
	--papier: #f3efe6;
	--creme: #faf7f0;
	--encre: #14181d;
	--brou: #4c4438;
	--dossard: #e8452c;
	--ligne: rgba(20, 24, 29, 0.16);
	--display: "Fraunces", "Iowan Old Style", Georgia, serif;
	--texte: "Inter Tight", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
	--mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
	--cadre: 1320px;
}

* { box-sizing: border-box; }
html { overflow-x: clip; }
body {
	background: var(--papier);
	color: var(--encre);
	font-family: var(--texte);
	font-size: 17px;
	line-height: 1.6;
	margin: 0;
	-webkit-font-smoothing: antialiased;
}
img { display: block; height: auto; max-width: 100%; }
a { color: inherit; }
:where(a, button, input, select, textarea, summary):focus-visible { outline: 3px solid var(--dossard); outline-offset: 3px; }

.cadre { margin-inline: auto; max-width: var(--cadre); padding-inline: clamp(20px, 4vw, 52px); width: 100%; }
.mono { font-family: var(--mono); font-weight: 400; }
.lecteur-ecran { clip-path: inset(50%); height: 1px; overflow: hidden; position: absolute; width: 1px; }
.skip-link { background: var(--encre); color: var(--papier); left: -9999px; padding: 12px 18px; position: absolute; top: 8px; z-index: 90; }
.skip-link:focus { left: 8px; }
.mention { color: var(--brou); font-size: 11.5px; letter-spacing: 0.04em; }
.est-concept img { outline: 2px dashed color-mix(in srgb, var(--dossard) 55%, transparent); outline-offset: -2px; }

/* La ligne de dénivelé — le motif. */
.ligne-denivele { display: block; height: clamp(60px, 9vw, 130px); width: 100%; }
.ligne-denivele path { stroke: var(--dossard); stroke-width: 2.5px; }

/* ---- boutons ---- */
.bouton {
	border: 1.5px solid var(--encre);
	border-radius: 999px;
	cursor: pointer;
	display: inline-block;
	font: 600 15.5px/1 var(--texte);
	padding: 16px 30px;
	text-decoration: none;
	transition: transform 180ms cubic-bezier(0.22, 1, 0.36, 1), background 180ms ease, color 180ms ease;
}
.bouton:hover { transform: translateY(-2px); }
.bouton-plein { background: var(--encre); color: var(--papier); }
.bouton-plein:hover { background: var(--dossard); border-color: var(--dossard); }
.bouton-ligne { background: transparent; color: var(--encre); }
.bouton-ligne:hover { border-color: var(--dossard); color: var(--dossard); }
.bouton-inverse { background: var(--papier); border-color: var(--papier); color: var(--encre); }

/* ---- entête ---- */
.entete { background: color-mix(in srgb, var(--papier) 90%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--ligne); position: sticky; top: 0; z-index: 50; }
.entete-int { align-items: center; display: flex; gap: 24px; justify-content: space-between; min-height: 84px; }
.wordmark { display: flex; flex-direction: column; gap: 1px; text-decoration: none; }
.wordmark-nom { font-family: var(--display); font-size: 23px; font-weight: 600; letter-spacing: -0.01em; }
.wordmark-lieu { color: var(--brou); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; }
.nav { align-items: center; display: flex; gap: 30px; }
.nav-liste { display: flex; gap: 26px; list-style: none; margin: 0; padding: 0; }
.nav-liste a { color: var(--brou); font-size: 15px; text-decoration: none; }
.nav-liste a:hover, .nav-liste .current-menu-item > a { color: var(--dossard); }
.nav-cta { padding: 13px 24px; }
.nav-bouton { background: none; border: 1.5px solid var(--ligne); border-radius: 999px; cursor: pointer; display: none; height: 42px; width: 48px; }
.nav-bouton-trait, .nav-bouton-trait::before, .nav-bouton-trait::after { background: var(--encre); content: ""; display: block; height: 1.5px; margin-inline: auto; width: 20px; }
.nav-bouton-trait::before { transform: translateY(-6px); }
.nav-bouton-trait::after { transform: translateY(4.5px); }

/* ---- héros cinématique ---- */
.heros { display: flex; flex-direction: column; justify-content: flex-end; min-height: 74svh; overflow: clip; padding-block: clamp(120px, 14vw, 180px) clamp(90px, 10vw, 140px); position: relative; }
.heros-accueil { min-height: 86svh; }
.heros.a-fond { color: var(--papier); }
.heros-fond { inset: -8% 0; position: absolute; z-index: 0; }
.heros-fond img, .heros-fond video { height: 100%; object-fit: cover; width: 100%; }
.heros-fond::after { background: linear-gradient(180deg, rgba(20,24,29,0.28) 0%, rgba(20,24,29,0.12) 40%, rgba(20,24,29,0.78) 100%); content: ""; inset: 0; position: absolute; }
.heros-int { position: relative; z-index: 1; }
.surtitre { color: var(--dossard); font-size: 13px; letter-spacing: 0.2em; margin: 0 0 26px; text-transform: uppercase; }
.heros-titre { font-family: var(--display); font-size: clamp(38px, 5.2vw, 74px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.02; margin: 0; max-width: 14ch; }
.titre-ligne { display: block; overflow: clip; }
.titre-ligne > span { display: block; }
.titre-ligne .italique { font-style: italic; font-weight: 400; }
.heros-pied { align-items: end; display: flex; flex-wrap: wrap; gap: 28px 64px; justify-content: space-between; margin-top: clamp(28px, 4vw, 52px); }
.heros-lede { font-size: clamp(17px, 1.6vw, 21px); line-height: 1.55; margin: 0; max-width: 46ch; }
.heros:not(.a-fond) .heros-lede { color: var(--brou); }
.a-fond .heros-lede { color: color-mix(in srgb, var(--papier) 86%, transparent); }
.heros-ligne { bottom: 0; left: 0; position: absolute; right: 0; z-index: 1; height: clamp(70px, 11vw, 160px); }
.heros-ligne path { stroke-width: 3px; }
.heros-mention { position: absolute; right: clamp(20px, 4vw, 52px); top: 108px; z-index: 1; color: color-mix(in srgb, var(--papier) 70%, transparent); }
.heros-indice { bottom: 26px; color: color-mix(in srgb, var(--papier) 70%, transparent); font-size: 11.5px; left: clamp(20px, 4vw, 52px); letter-spacing: 0.18em; margin: 0; position: absolute; text-transform: uppercase; z-index: 1; }
.heros:not(.a-fond) .heros-indice { color: var(--brou); }
.entete { position: fixed; left: 0; right: 0; }
.entete.sur-fond { background: transparent; border-bottom-color: transparent; color: var(--papier); backdrop-filter: none; }
.entete.sur-fond .wordmark-nom, .entete.sur-fond .nav-liste a, .entete.sur-fond .wordmark-lieu { color: var(--papier); }
.entete.sur-fond .nav-cta { background: var(--papier); border-color: var(--papier); color: var(--encre); }
.entete.sur-fond .nav-bouton-trait, .entete.sur-fond .nav-bouton-trait::before, .entete.sur-fond .nav-bouton-trait::after { background: var(--papier); }
.entete.est-defile { background: color-mix(in srgb, var(--papier) 92%, transparent); border-bottom-color: var(--ligne); color: var(--encre); backdrop-filter: blur(10px); }
.entete.est-defile .wordmark-nom, .entete.est-defile .nav-liste a, .entete.est-defile .wordmark-lieu { color: var(--encre); }
.entete.est-defile .nav-liste a { color: var(--brou); }
.entete.est-defile .nav-cta { background: var(--encre); border-color: var(--encre); color: var(--papier); }
.entete.est-defile .nav-bouton-trait, .entete.est-defile .nav-bouton-trait::before, .entete.est-defile .nav-bouton-trait::after { background: var(--encre); }
.entete.est-ouverte-nav { background: var(--papier); color: var(--encre); }

/* ---- sections ---- */
.sec { padding-block: clamp(64px, 9vw, 130px); }
.sec-label { align-items: center; color: var(--dossard); display: flex; font-size: 12.5px; gap: 14px; letter-spacing: 0.18em; margin: 0 0 26px; text-transform: uppercase; }
.sec-label::after { background: var(--ligne); content: ""; flex: 1; height: 1px; }
.sec-titre { font-family: var(--display); font-size: clamp(26px, 3.2vw, 42px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.02; margin: 0 0 20px; max-width: 22ch; text-wrap: balance; }
.sec-texte { color: var(--brou); font-size: clamp(16px, 1.4vw, 19px); margin: 0 0 16px; max-width: 52ch; }

/* bandeau */
.bandeau-int { align-items: center; display: grid; gap: clamp(28px, 5vw, 72px); }
@media (min-width: 940px) {
	.bandeau-int { grid-template-columns: 0.9fr 1.1fr; }
	.sec-bandeau.image-gauche .bandeau-texte { order: 2; }
}
.bandeau-media { margin: 0; position: relative; }
.bandeau-media img { aspect-ratio: 4 / 3; border-radius: 4px; object-fit: cover; width: 100%; }
@media (min-width: 940px) { .bandeau-media img { aspect-ratio: 5 / 4; min-height: 520px; } }
.bandeau-media .mention { margin-top: 10px; }

/* chiffres — le dossard */
.sec-chiffres { background: var(--encre); color: var(--papier); }
.sec-chiffres .sec-label::after { background: color-mix(in srgb, var(--papier) 22%, transparent); }
.sec-chiffres .sec-titre { color: var(--papier); }
.chiffres { display: grid; gap: 0; margin: clamp(30px, 4vw, 54px) 0 0; }
@media (min-width: 760px) { .chiffres { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); } }
.chiffre { border-top: 1px solid color-mix(in srgb, var(--papier) 22%, transparent); padding: 26px 28px 6px 0; }
.chiffre dt { font-family: var(--mono); font-size: clamp(28px, 2.8vw, 40px); font-weight: 500; letter-spacing: -0.02em; white-space: nowrap; }
.chiffre dd { color: color-mix(in srgb, var(--papier) 72%, transparent); font-size: 14.5px; margin: 10px 0 0; max-width: 24ch; }

/* citation */
.sec-citation { padding-block: clamp(80px, 12vw, 170px); }
.citation-titre { font-family: var(--display); font-size: clamp(30px, 4.2vw, 58px); font-weight: 600; letter-spacing: -0.025em; line-height: 1.02; margin: 0 0 26px; max-width: 18ch; text-wrap: balance; }
.citation-titre em { color: var(--dossard); font-style: italic; font-weight: 400; }
.citation-texte p { color: var(--brou); font-size: clamp(16px, 1.5vw, 20px); margin: 0 0 12px; max-width: 52ch; }

/* étapes — bornes kilométriques */
.etapes { counter-reset: km; display: grid; gap: 0; list-style: none; margin: clamp(30px, 4vw, 54px) 0 0; padding: 0; }
@media (min-width: 860px) { .etapes { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); } }
.etapes li { border-top: 2px solid var(--encre); padding: 22px 22px 0 0; position: relative; }
.etapes li::before { background: var(--dossard); content: ""; height: 2px; left: 0; position: absolute; top: -2px; transform-origin: 0 50%; transform: scaleX(0); transition: transform 900ms cubic-bezier(0.22, 1, 0.36, 1) 200ms; width: 46px; }
.a-js .etapes li.est-la::before, html:not(.a-js) .etapes li::before { transform: scaleX(1); }
.etape-borne { color: var(--dossard); font-size: 12.5px; letter-spacing: 0.16em; }
.etapes h3 { font-family: var(--display); font-size: clamp(21px, 2vw, 28px); font-weight: 600; margin: 10px 0 8px; }
.etapes p { color: var(--brou); font-size: 15px; margin: 0; }

/* colonnes */
.colonnes { display: grid; gap: 18px; margin-top: clamp(30px, 4vw, 54px); }
@media (min-width: 900px) { .colonnes { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); } }
.colonne { background: var(--creme); border: 1px solid var(--ligne); border-radius: 6px; display: flex; flex-direction: column; gap: 12px; padding: clamp(24px, 2.8vw, 38px); transition: transform 220ms cubic-bezier(0.22, 1, 0.36, 1), border-color 220ms ease; }
.colonne:hover { border-color: var(--dossard); transform: translateY(-4px); }
.colonne-index { color: var(--dossard); font-size: 13px; }
.colonne h3 { font-family: var(--display); font-size: clamp(21px, 2vw, 27px); font-weight: 600; margin: 0; }
.colonne p { color: var(--brou); font-size: 15.5px; margin: 0; }
.colonne-liste { border-top: 1px solid var(--ligne); list-style: none; margin: auto 0 0; padding: 10px 0 0; }
.colonne-liste li { border-bottom: 1px solid var(--ligne); color: var(--brou); font-size: 14px; padding: 8px 0; }

/* galerie pleine largeur */
.sec-galerie { padding-bottom: clamp(48px, 6vw, 90px); }
.galerie { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); margin-top: clamp(24px, 3vw, 40px); padding-inline: 14px; }
.galerie figure { margin: 0; }
.galerie img { border-radius: 4px; width: 100%; }
.galerie figcaption { margin-top: 8px; padding-left: 4px; }

/* faq */
.faq { margin-top: clamp(26px, 3vw, 44px); max-width: 78ch; }
.faq details { border-top: 1px solid var(--ligne); }
.faq details:last-child { border-bottom: 1px solid var(--ligne); }
.faq summary { align-items: baseline; cursor: pointer; display: flex; font-family: var(--display); font-size: clamp(18px, 1.7vw, 23px); font-weight: 600; justify-content: space-between; list-style: none; padding: 18px 0; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .mono { color: var(--dossard); transition: transform 220ms ease; }
.faq details[open] summary .mono { transform: rotate(45deg); }
.faq details p { color: var(--brou); margin: 0 0 18px; max-width: 62ch; }

/* appel — le départ */
.sec-appel { background: var(--encre); color: var(--papier); overflow: clip; padding-block: clamp(80px, 11vw, 150px) clamp(64px, 8vw, 110px); position: relative; }
.appel-ligne { bottom: 0; height: 44%; left: 0; opacity: 0.55; position: absolute; right: 0; }
.appel-int { position: relative; }
.sec-appel .citation-titre { color: var(--papier); }
.sec-appel .sec-texte { color: color-mix(in srgb, var(--papier) 72%, transparent); }

/* prose + brief */
.prose-bloc { padding-block: clamp(40px, 6vw, 80px) 0; }
.prose { color: var(--encre); font-size: 17.5px; max-width: 66ch; }
.prose h2 { font-family: var(--display); font-size: clamp(24px, 2.6vw, 34px); margin: 1.6em 0 0.5em; }
.prose a { color: var(--dossard); }
.quatre-cent-quatre { padding-block: clamp(80px, 12vw, 160px); }

.sec-brief { background: var(--creme); border-top: 1px solid var(--ligne); }
.brief-int { display: grid; gap: clamp(32px, 5vw, 80px); }
@media (min-width: 960px) { .brief-int { grid-template-columns: 1fr 1.15fr; } }
.brief-email { font-size: 15px; margin-top: 20px; }
.brief-email a { color: var(--dossard); text-decoration: none; }
.brief-form form { display: grid; gap: 16px; }
@media (min-width: 640px) { .brief-form form { grid-template-columns: 1fr 1fr; } .brief-form .large { grid-column: 1 / -1; } }
.brief-form label { color: var(--brou); display: flex; flex-direction: column; font-size: 13.5px; gap: 7px; letter-spacing: 0.02em; }
.brief-form input, .brief-form textarea { background: var(--papier); border: 1px solid var(--ligne); border-radius: 4px; color: var(--encre); font: inherit; font-size: 16px; padding: 12px 14px; }
.brief-form textarea { resize: vertical; }
.piege { left: -9999px; position: absolute; }
.avis { border-left: 3px solid var(--dossard); margin: 0 0 18px; padding: 12px 16px; }
.avis-succes { background: color-mix(in srgb, var(--dossard) 8%, transparent); }
.avis-erreur { background: color-mix(in srgb, var(--dossard) 14%, transparent); }

/* ---- boutique ---- */
.boutique { padding-block: clamp(40px, 6vw, 80px); }
.boutique .woocommerce-breadcrumb, .boutique .woocommerce-result-count, .boutique .woocommerce-ordering { color: var(--brou); font-size: 13.5px; }
.boutique ul.products { display: grid !important; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)) !important; list-style: none; margin: 26px 0 0 !important; padding: 0; }
.boutique ul.products li.product { background: var(--creme); border: 1px solid var(--ligne); border-radius: 6px; float: none !important; margin: 0 !important; padding: 18px !important; transition: border-color 200ms ease, transform 200ms cubic-bezier(0.22,1,0.36,1); width: auto !important; }
.boutique ul.products li.product:hover { border-color: var(--dossard); transform: translateY(-4px); }
.boutique ul.products img { border-radius: 4px; margin-bottom: 12px !important; }
.boutique .woocommerce-loop-product__title { font-family: var(--display) !important; font-size: 19px !important; font-weight: 600; padding: 0 !important; }
.boutique .price { color: var(--dossard) !important; font-family: var(--mono); font-size: 14.5px !important; }
.boutique .price .amount { color: inherit !important; }
.boutique .button, .boutique button.button, .boutique .single_add_to_cart_button {
	background: var(--encre) !important; border: 1.5px solid var(--encre) !important; border-radius: 999px !important;
	color: var(--papier) !important; font: 600 14.5px/1 var(--texte) !important; padding: 14px 24px !important;
}
.boutique .button:hover, .boutique .single_add_to_cart_button:hover { background: var(--dossard) !important; border-color: var(--dossard) !important; }
.boutique .onsale { background: var(--dossard) !important; }
.boutique div.product .product_title { font-family: var(--display); font-size: clamp(28px, 3.4vw, 44px); font-weight: 600; }
.boutique .woocommerce-tabs ul.tabs li a { font-family: var(--texte); }
.boutique .quantity .qty { border: 1px solid var(--ligne); border-radius: 4px; padding: 12px; }
.boutique .woocommerce-message, .boutique .woocommerce-info { border-top-color: var(--dossard); }

/* pied */
.pied { background: var(--encre); color: var(--papier); }
.pied-ligne { opacity: 0.5; }
.pied-int { align-items: baseline; display: flex; flex-wrap: wrap; gap: 22px 48px; justify-content: space-between; padding-block: clamp(36px, 5vw, 64px); }
.pied-tagline { color: color-mix(in srgb, var(--papier) 62%, transparent); font-size: 13.5px; margin: 6px 0 0; }
.pied-menu { display: flex; flex-wrap: wrap; gap: 20px; list-style: none; margin: 0; padding: 0; }
.pied-menu a { color: color-mix(in srgb, var(--papier) 72%, transparent); font-size: 14.5px; text-decoration: none; }
.pied-menu a:hover { color: var(--papier); }
.pied-legal { color: color-mix(in srgb, var(--papier) 55%, transparent); font-size: 12px; }

/* ---- scénographie (amélioration progressive) ---- */
.a-js [data-lever] { opacity: 0; transform: translateY(22px); }
.a-js [data-lever].est-la { opacity: 1; transform: none; transition: opacity 700ms cubic-bezier(0.22,1,0.36,1), transform 700ms cubic-bezier(0.22,1,0.36,1); }
.a-js [data-titre] .titre-ligne > span { transform: translateY(115%); }
.a-js [data-titre].est-la .titre-ligne > span { transform: none; transition: transform 900ms cubic-bezier(0.22,1,0.36,1); }
.a-js [data-titre].est-la .titre-ligne:nth-child(2) > span { transition-delay: 110ms; }
.a-js [data-titre].est-la .titre-ligne:nth-child(3) > span { transition-delay: 220ms; }
.a-js .citation-titre[data-titre] { opacity: 0; transform: translateY(26px); }
.a-js .citation-titre[data-titre].est-la { opacity: 1; transform: none; transition: opacity 800ms cubic-bezier(0.22,1,0.36,1), transform 800ms cubic-bezier(0.22,1,0.36,1); }

/* mobile */
@media (max-width: 840px) {
	.nav-bouton { display: block; }
	.nav { display: none; flex-basis: 100%; flex-direction: column; align-items: flex-start; gap: 18px; padding-bottom: 20px; }
	.nav.est-ouverte { display: flex; }
	.entete.sur-fond:has(.nav.est-ouverte) { background: var(--papier); }
	.entete.sur-fond:has(.nav.est-ouverte) .nav-liste a, .entete.sur-fond:has(.nav.est-ouverte) .wordmark-nom { color: var(--encre); }
	.entete-int { flex-wrap: wrap; }
	.nav-liste { flex-direction: column; gap: 12px; }
	.heros-titre { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
	.a-js [data-lever], .a-js [data-titre] .titre-ligne > span, .a-js .citation-titre[data-titre] { opacity: 1; transform: none; }
}

/* ---- vidéo ---- */
.sec-video { padding-block: clamp(48px, 7vw, 100px); }
.video-scene { margin: 0; position: relative; }
.video-scene video { aspect-ratio: 21 / 9; background: var(--encre); display: block; object-fit: cover; width: 100%; }
.mode-defilement .video-scene video { aspect-ratio: 16 / 8; }
.video-scene .mention { background: color-mix(in srgb, var(--encre) 70%, transparent); border-radius: 3px; bottom: 14px; color: var(--papier); padding: 5px 10px; position: absolute; right: 18px; }
.video-legende { color: var(--brou); font-size: 12.5px; letter-spacing: 0.08em; margin: 14px 0 0; text-transform: uppercase; }