/* CHASSANG · Site — tokens from CHASSANG_Brand_Identity/04_COLORS + 05_TYPOGRAPHY + 08_BACKGROUNDS_GRADIENTS */

@font-face { font-family: 'Inter Tight'; src: url('../fonts/inter-tight.woff2') format('woff2'); font-weight: 100 900; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter.woff2') format('woff2'); font-weight: 100 900; font-style: normal; font-display: swap; }

:root {
	--ch-nuit: #0B1437; --ch-bleu-roi: #1E3FD9; --ch-bleu: #3D7BFF; --ch-bleu-ciel: #5FD4FF; --ch-blanc: #FFFFFF;
	--ch-abysse: #070B1A; --ch-marine: #12205A; --ch-azur: #2D5BF0; --ch-glace: #BDEBFF;
	--ch-encre: #141A2E; --ch-ardoise: #4A5270; --ch-brume: #8C94AE; --ch-trait: #DDE2EE; --ch-papier: #F4F6FB; --ch-nuage: #EAF0FF;
	--ch-head: 'Inter Tight', 'Inter', -apple-system, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
	--ch-body: 'Inter', -apple-system, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
	--ch-halo-principal: linear-gradient(118deg,transparent 42%,rgba(255,255,255,0.07) 49%,rgba(255,255,255,0.01) 53%,transparent 58%),radial-gradient(55% 75% at 12% 108%,rgba(95,212,255,0.70) 0%,rgba(95,212,255,0.00) 58%),radial-gradient(60% 80% at 92% -8%,rgba(61,123,255,1.00) 0%,rgba(61,123,255,0.00) 62%),radial-gradient(80% 90% at 55% 60%,rgba(30,63,217,0.80) 0%,rgba(30,63,217,0.00) 72%),#070B1A;
	--ch-halo-nuit: radial-gradient(70% 90% at 100% 0%,rgba(30,63,217,0.55) 0%,rgba(30,63,217,0.00) 65%),radial-gradient(45% 60% at 0% 100%,rgba(95,212,255,0.18) 0%,rgba(95,212,255,0.00) 60%),#070B1A;
	--ch-halo-horizon: radial-gradient(90% 80% at 50% 120%,rgba(30,63,217,0.95) 0%,rgba(30,63,217,0.00) 70%),radial-gradient(45% 35% at 50% 112%,rgba(95,212,255,0.60) 0%,rgba(95,212,255,0.00) 60%),radial-gradient(40% 60% at 85% 100%,rgba(61,123,255,0.40) 0%,rgba(61,123,255,0.00) 60%),#070B1A;
	--ch-grain: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
	--chs-gutter: 40px;
	--chs-header-h: 84px;
	--chs-ease: cubic-bezier(.2,.7,.2,1);
}

body { background: var(--ch-papier); color: var(--ch-encre); font-family: var(--ch-body); -webkit-font-smoothing: antialiased; }
:where([class^="chs-"], [class^="chs-"] *, [class*=" chs-"], [class*=" chs-"] *) { box-sizing: border-box; }
:where([class^="chs-"]) button { font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0; cursor: pointer; }
[class^="chs-"] :focus-visible { outline: 2px solid var(--ch-bleu-ciel); outline-offset: 3px; }
.chs-wrap { max-width: 1280px; margin: 0 auto; padding: 0 var(--chs-gutter); }
.chs-anchor { position: absolute; top: calc(-1 * var(--chs-header-h)); }
.chs-icon { width: 18px; height: 18px; flex: none; }

/* ---------- buttons ---------- */
.chs-btn { display: inline-flex; align-items: center; justify-content: center; gap: .55em; min-height: 52px; padding: 0 24px; border-radius: 999px; font: 600 16px/1.2 var(--ch-head); letter-spacing: -.005em; text-decoration: none; text-align: center; transition: background .25s, color .25s, box-shadow .25s, transform .25s var(--chs-ease); }
.chs-btn .chs-icon { transition: transform .25s var(--chs-ease); }
.chs-btn:hover { transform: translateY(-1px); }
.chs-btn:hover .chs-icon { transform: translateX(3px); }
.chs-btn:hover .chs-icon[class*="arrow-up"], .chs-header__cta:hover .chs-icon { transform: translate(2px, -2px); }
.chs-btn--primary { background: var(--ch-bleu-roi); color: #fff; box-shadow: 0 10px 30px rgba(30,63,217,.45), inset 0 1px 0 rgba(255,255,255,.18); }
.chs-btn--primary:hover { background: var(--ch-azur); color: #fff; }
.chs-btn--ghost { color: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,.32); background: rgba(255,255,255,.04); backdrop-filter: blur(6px); }
.chs-btn--ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
.chs-btn--light { background: #fff; color: var(--ch-nuit); }
.chs-btn--light:hover { background: var(--ch-nuage); color: var(--ch-nuit); }
.chs-btn--dark { background: var(--ch-nuit); color: #fff; box-shadow: 0 10px 24px rgba(11,20,55,.22); }
.chs-btn--dark:hover { background: var(--ch-marine); color: #fff; }
.chs-btn--soft { background: #fff; color: var(--ch-nuit); box-shadow: inset 0 0 0 1px var(--ch-trait), 0 1px 2px rgba(11,20,55,.05); }
.chs-btn--soft:hover { box-shadow: inset 0 0 0 1px var(--ch-bleu); color: var(--ch-bleu-roi); }
.chs-link { display: inline-flex; align-items: center; gap: .45em; font: 600 16px/1.2 var(--ch-head); color: var(--ch-nuit); text-decoration: none; padding: 14px 6px; }
.chs-link:hover { color: var(--ch-bleu-roi); }
.chs-link .chs-icon { width: 16px; height: 16px; transition: transform .25s var(--chs-ease); }
.chs-link:hover .chs-icon { transform: translate(2px, -2px); }
.chs-round { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 999px; background: #fff; color: var(--ch-nuit); box-shadow: inset 0 0 0 1px var(--ch-trait); transition: background .25s, color .25s, box-shadow .25s, transform .25s var(--chs-ease); text-decoration: none; }
.chs-round:hover { box-shadow: inset 0 0 0 1px var(--ch-bleu); color: var(--ch-bleu-roi); }
.chs-round--dark { background: var(--ch-nuit); color: #fff; box-shadow: none; }
.chs-round--dark:hover { background: var(--ch-bleu-roi); color: #fff; box-shadow: none; }
.chs-round--glass { background: rgba(255,255,255,.08); color: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,.16); }
.chs-round--glass:hover { background: #fff; color: var(--ch-nuit); box-shadow: none; }
.chs-round .chs-icon { width: 20px; height: 20px; }
.chs-round .is-up { transform: rotate(-90deg); }
.chs-round .is-down { transform: rotate(90deg); }

/* ---------- header (Bricks header template) ---------- */
#brx-header:has(.chs-header) { position: fixed; top: var(--wp-admin--admin-bar--height, 0px); left: 0; right: 0; z-index: 1000; }
.chs-header { transition: background .35s, box-shadow .35s, backdrop-filter .35s; }
.chs-header.is-scrolled, .chs-header.is-open { background: rgba(11,20,55,.9); -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%); box-shadow: 0 1px 0 rgba(255,255,255,.08); }
.chs-header__bar { display: flex; align-items: center; gap: 24px; height: var(--chs-header-h); }
.chs-header__logo { display: block; line-height: 0; margin-right: auto; }
.chs-header__symbol { width: 40px; height: auto; transition: transform .3s var(--chs-ease); }
.chs-header__logo:hover .chs-header__symbol { transform: scale(1.06); }
.chs-header__nav { display: flex; align-items: center; gap: 36px; }
.chs-header__link { position: relative; font: 500 15.5px/1 var(--ch-head); color: rgba(255,255,255,.82); text-decoration: none; padding: 8px 0; transition: color .2s; }
.chs-header__link::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; border-radius: 2px; background: var(--ch-bleu-ciel); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--chs-ease); }
.chs-header__link:hover, .chs-header__link[aria-current] { color: #fff; }
.chs-header__link:hover::after, .chs-header__link[aria-current]::after { transform: scaleX(1); }
.chs-header__cta { min-height: 44px; padding: 0 18px 0 16px; font-size: 15px; margin-left: 4px; }
.chs-header__cta .chs-icon { width: 16px; height: 16px; }
.chs-header__burger { display: none; position: relative; width: 46px; height: 46px; border-radius: 999px; box-shadow: inset 0 0 0 1px rgba(255,255,255,.3); }
.chs-header__burger span { position: absolute; left: 14px; right: 14px; height: 1.6px; background: #fff; transition: transform .3s var(--chs-ease); }
.chs-header__burger span:first-child { top: 19px; } .chs-header__burger span:last-child { top: 26px; }
.chs-header.is-open .chs-header__burger span:first-child { transform: translateY(3.5px) rotate(45deg); }
.chs-header.is-open .chs-header__burger span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* ---------- hero ---------- */
.chs-hero { position: relative; overflow: hidden; isolation: isolate; color: #fff; background: var(--ch-abysse); min-height: min(100vh, 1000px); padding: calc(var(--chs-header-h) + 72px) 0 72px; display: flex; flex-direction: column; justify-content: center; text-align: center; }
.chs-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background-image: var(--ch-grain); opacity: .06; pointer-events: none; }
.chs-hero__bg, .chs-hero__layer { position: absolute; inset: 0; z-index: -2; pointer-events: none; }
.chs-hero__layer { opacity: 0; transition: opacity .9s ease; }
.chs-hero[data-variant="1"] .chs-hero__layer--1, .chs-hero[data-variant="2"] .chs-hero__layer--2, .chs-hero[data-variant="3"] .chs-hero__layer--3, .chs-hero[data-variant="4"] .chs-hero__layer--4 { opacity: 1; }

/* 1 · Symbole: Nuit halo + the CHASSANG symbol on the right */
.chs-hero__layer--1 { background: var(--ch-halo-nuit); }
.chs-hero__super { position: absolute; right: -9%; top: 50%; height: 96%; width: auto; transform: translateY(-50%) rotate(0deg); opacity: .5; filter: drop-shadow(0 40px 120px rgba(61,123,255,.55)); -webkit-mask-image: linear-gradient(100deg, transparent 6%, #000 46%); mask-image: linear-gradient(100deg, transparent 6%, #000 46%); animation: chs-float 14s ease-in-out infinite; }
.chs-hero__layer--1::before { content: ""; position: absolute; right: 4%; top: 18%; width: 46vw; height: 46vw; max-width: 720px; max-height: 720px; border-radius: 50%; background: radial-gradient(circle, rgba(61,123,255,.38), rgba(61,123,255,0) 65%); filter: blur(10px); }
@keyframes chs-float { 0%, 100% { transform: translateY(-50%); } 50% { transform: translateY(calc(-50% - 18px)); } }

/* 4 · Investissement: same look as the pricing page hero (Halo Principal + silver symbol) */
.chs-hero__layer--4 { background: var(--ch-halo-principal); }
.chs-hero__silver { position: absolute; right: -60px; top: 50%; width: min(440px, 34vw); height: auto; transform: translateY(-46%); opacity: .9; filter: drop-shadow(0 40px 80px rgba(3,8,30,.55)); }

/* 2 · Halo: brand Halo Principal with slow drifting light */
.chs-hero__layer--2 { background: var(--ch-halo-principal); }
.chs-hero__blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; mix-blend-mode: screen; }
.chs-hero__blob--a { width: 46vw; height: 46vw; left: -8vw; bottom: -18vw; background: radial-gradient(circle, rgba(95,212,255,.75), rgba(95,212,255,0) 68%); animation: chs-drift-a 22s ease-in-out infinite; }
.chs-hero__blob--b { width: 52vw; height: 52vw; right: -12vw; top: -22vw; background: radial-gradient(circle, rgba(61,123,255,.9), rgba(61,123,255,0) 66%); animation: chs-drift-b 26s ease-in-out infinite; }
.chs-hero__blob--c { width: 34vw; height: 34vw; left: 34%; top: 30%; background: radial-gradient(circle, rgba(30,63,217,.8), rgba(30,63,217,0) 70%); animation: chs-drift-c 30s ease-in-out infinite; }
@keyframes chs-drift-a { 50% { transform: translate(8vw, -6vw) scale(1.1); } }
@keyframes chs-drift-b { 50% { transform: translate(-10vw, 8vw) scale(.92); } }
@keyframes chs-drift-c { 50% { transform: translate(-12vw, -4vw) scale(1.15); } }

/* 3 · Faisceau: brand line texture with a light sweep and a horizon glow */
.chs-hero__layer--3 { background: var(--ch-halo-horizon); }
.chs-hero__beams { position: absolute; inset: -10% -20%; background: url('../img/faisceau-white.svg') center / cover no-repeat; opacity: .14; -webkit-mask-image: radial-gradient(70% 70% at 50% 45%, #000 20%, transparent 75%); mask-image: radial-gradient(70% 70% at 50% 45%, #000 20%, transparent 75%); }
.chs-hero__sweep { position: absolute; top: -20%; bottom: -20%; left: -40%; width: 38%; background: linear-gradient(100deg, transparent, rgba(95,212,255,.0) 20%, rgba(95,212,255,.22) 50%, rgba(95,212,255,0) 80%, transparent); transform: skewX(-24deg); filter: blur(8px); animation: chs-sweep 9s var(--chs-ease) infinite; }
@keyframes chs-sweep { 0% { transform: translateX(0) skewX(-24deg); } 70%, 100% { transform: translateX(420%) skewX(-24deg); } }

.chs-hero__inner { position: relative; display: flex; flex-direction: column; align-items: center; }
.chs-hero__title { margin: 0; font: 600 clamp(46px, 7vw, 96px)/.98 var(--ch-head); letter-spacing: -.045em; color: #fff; text-wrap: balance; }
.chs-hero__subtitle { margin: 28px 0 0; max-width: 760px; font: 400 clamp(17px, 1.6vw, 21px)/1.55 var(--ch-body); letter-spacing: -.01em; color: rgba(255,255,255,.78); text-wrap: balance; }
.chs-hero__badges { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px; margin: 36px 0 0; padding: 0; list-style: none; }
.chs-badge { text-transform: uppercase; padding: 10px 16px; border-radius: 999px; font: 600 12.5px/1 var(--ch-head); letter-spacing: .08em; color: #fff; background: rgba(255,255,255,.07); box-shadow: inset 0 0 0 1px rgba(255,255,255,.2); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); cursor: default; user-select: none; white-space: nowrap; }
.chs-hero__arrow { color: var(--ch-bleu-ciel); line-height: 0; }
.chs-hero__arrow .chs-icon { width: 16px; height: 16px; }
.chs-hero__ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 40px; }

/* testimonials */
.chs-testi { margin-top: 48px; width: 100%; max-width: 640px; }
.chs-testi__track { display: grid; }
.chs-testi__item { grid-area: 1 / 1; margin: 0; display: flex; flex-direction: column; align-items: center; gap: 12px; opacity: 0; transform: translateY(10px); transition: opacity .6s ease, transform .6s var(--chs-ease); visibility: hidden; }
.chs-testi__item.is-active { opacity: 1; transform: none; visibility: visible; }
.chs-testi__stars { display: flex; gap: 3px; color: var(--ch-bleu-ciel); }
.chs-testi__stars svg { width: 15px; height: 15px; fill: currentColor; }
.chs-testi__quote { margin: 0; padding: 0; border: 0; background: none; quotes: none; font: 400 16px/1.55 var(--ch-body); color: rgba(255,255,255,.88); text-wrap: balance; }
.chs-testi__who { position: relative; display: flex; align-items: center; gap: 10px; text-align: left; }
.chs-testi__fav-wrap { width: 26px; height: 26px; margin-left: -18px; align-self: flex-end; border-radius: 8px; background: #fff; display: grid; place-items: center; padding: 3px; box-shadow: 0 2px 8px rgba(7,11,26,.4); flex: none; }
.chs-testi__fav { width: 100%; height: 100%; object-fit: contain; display: block; }
.chs-testi__photo { width: 36px; height: 36px; border-radius: 999px; object-fit: cover; box-shadow: 0 0 0 2px rgba(255,255,255,.18); flex: none; }
.chs-testi__photo--empty { display: block; background: var(--ch-marine); }
.chs-testi__who strong { display: block; font: 600 14px/1.25 var(--ch-head); color: #fff; }
.chs-testi__who small { display: block; font-size: 12.5px; line-height: 1.35; color: rgba(255,255,255,.6); }
.chs-testi__dots { display: flex; justify-content: center; gap: 4px; margin-top: 18px; }
.chs-testi__dot { width: 24px; height: 24px; display: grid; place-items: center; }
.chs-testi__dot::before { content: ""; width: 6px; height: 6px; border-radius: 999px; background: rgba(255,255,255,.3); transition: width .3s var(--chs-ease), background .3s; }
.chs-testi__dot[aria-selected="true"]::before { width: 18px; background: var(--ch-bleu-ciel); }

/* background switcher (for the client's choice) */
.chs-switcher { position: absolute; left: 24px; bottom: 24px; z-index: 5; display: flex; align-items: center; gap: 4px; padding: 5px 5px 5px 14px; border-radius: 999px; background: rgba(7,11,26,.6); box-shadow: inset 0 0 0 1px rgba(255,255,255,.16); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); font: 600 11px/1 var(--ch-head); letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.7); }
.chs-switcher span { margin-right: 6px; }
.chs-switcher button { width: 32px; height: 32px; border-radius: 999px; font: 600 13px/1 var(--ch-head); text-align: center; text-transform: uppercase; color: #fff; transition: background .2s; }
.chs-switcher button:hover { background: rgba(255,255,255,.12); }
.chs-switcher button[aria-pressed="true"] { background: var(--ch-bleu-roi); }

/* ---------- logos ---------- */
.chs-logos { padding: 72px 0 24px; background: var(--ch-papier); }
.chs-logos__intro { margin: 0 0 32px; text-align: center; font: 400 15px/1.5 var(--ch-body); color: var(--ch-ardoise); }
.chs-logos__viewport { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.chs-logos__track { display: flex; align-items: center; width: max-content; margin: 0; padding: 8px 0; list-style: none; animation: chs-marquee var(--speed, 32s) linear infinite; }
.chs-logos__viewport:hover .chs-logos__track { animation-play-state: paused; }
@keyframes chs-marquee { to { transform: translateX(calc(-100% / var(--copies, 2))); } }
.chs-logo { position: relative; flex: none; height: 64px; display: flex; align-items: center; margin-right: 72px; }
.chs-logo img { display: block; height: 100%; width: auto; max-width: 200px; object-fit: contain; opacity: 0; transition: opacity .35s; }
.chs-logo::before { content: ""; position: absolute; inset: 0; right: auto; width: 100%; background: var(--ch-nuit); opacity: .55; -webkit-mask: var(--logo) center / contain no-repeat; mask: var(--logo) center / contain no-repeat; transition: opacity .35s; }
.chs-logo:hover img { opacity: 1; }
.chs-logo:hover::before { opacity: 0; }

/* ---------- banner ---------- */
.chs-banner { padding: 96px 0 40px; }
.chs-banner__inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px 48px; flex-wrap: wrap; }
.chs-banner__title { margin: 0; font: 600 clamp(34px, 4vw, 54px)/1.04 var(--ch-head); letter-spacing: -.035em; color: var(--ch-nuit); }
.chs-banner__ctas { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- portfolio ---------- */
.chs-portfolio { position: relative; padding: 64px 0 120px; }
.chs-portfolio__grid { display: grid; grid-template-columns: minmax(0, 1.08fr) auto minmax(0, 1fr); gap: 32px; align-items: center; }
.chs-portfolio__stack { position: relative; aspect-ratio: 1561 / 1007; margin-bottom: 56px; }
.chs-portfolio__card { position: absolute; inset: 0; border-radius: 24px; overflow: hidden; background: var(--ch-nuit); box-shadow: 0 30px 60px rgba(11,20,55,.18); transition: transform .7s var(--chs-ease), opacity .7s ease, filter .7s ease; transform-origin: 50% 100%; }
.chs-portfolio__card[data-pos="0"] { z-index: 3; transform: none; opacity: 1; }
.chs-portfolio__card[data-pos="1"] { z-index: 2; transform: translateY(28px) scale(.92); opacity: .7; filter: saturate(.75); }
.chs-portfolio__card[data-pos="2"] { z-index: 1; transform: translateY(52px) scale(.84); opacity: .35; filter: saturate(.5); }
.chs-portfolio__card[data-pos="gone"] { z-index: 0; transform: translateY(-24px) scale(1.02); opacity: 0; }
.chs-portfolio__card[data-pos="hidden"] { z-index: 0; transform: translateY(70px) scale(.8); opacity: 0; }
.chs-portfolio__img { display: block; width: 100%; height: 100%; object-fit: cover; }
.chs-portfolio__nav { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.chs-portfolio__count { font: 500 13px/1 var(--ch-head); letter-spacing: .08em; color: var(--ch-brume); font-variant-numeric: tabular-nums; }
.chs-portfolio__count b { color: var(--ch-nuit); font-weight: 600; }
.chs-portfolio__details { display: grid; }
.chs-portfolio__item { grid-area: 1 / 1; }
.chs-portfolio__item.is-entering { animation: chs-rise .6s var(--chs-ease) both; }
@keyframes chs-rise { from { opacity: 0; transform: translateY(16px); } }
.chs-portfolio__head { display: flex; align-items: center; gap: 16px; }
.chs-portfolio__ids { position: relative; flex: none; display: flex; }
.chs-portfolio__photo-wrap { width: 60px; height: 60px; border-radius: 999px; overflow: hidden; box-shadow: 0 0 0 3px #fff, 0 8px 18px rgba(11,20,55,.14); }
.chs-portfolio__photo { width: 100%; height: 100%; object-fit: cover; display: block; }
.chs-portfolio__fav-wrap { position: absolute; right: -8px; bottom: -6px; width: 30px; height: 30px; border-radius: 9px; background: #fff; display: grid; place-items: center; padding: 4px; box-shadow: 0 4px 12px rgba(11,20,55,.16); }
.chs-portfolio__ids > .chs-portfolio__fav-wrap:only-child { position: static; width: 60px; height: 60px; border-radius: 16px; padding: 8px; }
.chs-portfolio__fav { width: 100%; height: 100%; object-fit: contain; display: block; }
.chs-portfolio__name { margin: 0; font: 600 clamp(26px, 2.6vw, 34px)/1.1 var(--ch-head); letter-spacing: -.025em; color: var(--ch-nuit); }
.chs-portfolio__badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 0; padding: 0; list-style: none; }
.chs-portfolio__badges li { padding: 8px 13px; border-radius: 10px; background: var(--ch-nuage); color: var(--ch-bleu-roi); font: 600 13px/1.2 var(--ch-head); }
.chs-portfolio__text { margin: 22px 0 0; font: 400 17px/1.65 var(--ch-body); color: var(--ch-ardoise); max-width: 560px; }
.chs-portfolio__ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin-top: 28px; }

/* ---------- founder ---------- */
.chs-founder { position: relative; padding: 48px 0; min-height: min(100vh, 920px); display: flex; align-items: center; background: var(--ch-papier); }
.chs-founder__grid { width: 100%; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.chs-founder__media { border-radius: 22px; overflow: hidden; aspect-ratio: 4 / 5; max-height: calc(100vh - var(--chs-header-h) - 96px); box-shadow: 0 30px 60px rgba(11,20,55,.14); background: var(--ch-nuit); }
.chs-founder__img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 12%; display: block; }
.chs-founder__placeholder { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; background: var(--ch-halo-nuit); color: rgba(255,255,255,.6); font: 500 13px var(--ch-head); letter-spacing: .14em; text-transform: uppercase; }
.chs-founder__ph-symbol { width: 34%; height: auto; opacity: .9; }
.chs-founder__label { margin: 0; font: 600 14px/1.3 var(--ch-head); letter-spacing: .02em; color: var(--ch-bleu-roi); }
.chs-founder__title { margin: 14px 0 0; font: 600 clamp(44px, 5.4vw, 76px)/1 var(--ch-head); letter-spacing: -.045em; color: var(--ch-nuit); }
.chs-founder__lines { margin-top: 28px; display: flex; flex-direction: column; gap: 10px; max-width: 620px; }
.chs-founder__lines p { margin: 0; font: 400 clamp(17px, 1.5vw, 20px)/1.55 var(--ch-body); color: var(--ch-ardoise); }
.chs-founder__lines p:first-child { color: var(--ch-encre); }
.chs-founder__contact { display: flex; align-items: center; flex-wrap: nowrap; gap: 12px; margin-top: 40px; }

.chs-swap { position: relative; display: inline-flex; align-items: center; gap: 10px; min-height: 52px; padding: 0 24px 0 20px; border-radius: 999px; font: 600 16px/1 var(--ch-head); text-decoration: none; white-space: nowrap; transition: background .3s, color .3s, box-shadow .3s; }
.chs-swap--primary { background: var(--ch-bleu-roi); color: #fff; box-shadow: 0 10px 26px rgba(30,63,217,.32); }
.chs-swap--primary:hover { background: var(--ch-nuit); color: #fff; }
.chs-swap--outline { color: var(--ch-nuit); box-shadow: inset 0 0 0 1.5px var(--ch-nuit); }
.chs-swap--outline:hover { background: var(--ch-nuit); color: #fff; }
.chs-swap__roll { position: relative; display: inline-grid; justify-items: center; overflow: hidden; height: 1.2em; line-height: 1.2em; }
.chs-swap__a, .chs-swap__b { grid-area: 1 / 1; transition: transform .45s var(--chs-ease), opacity .45s; }
.chs-swap__b { transform: translateY(110%); opacity: 0; font-variant-numeric: tabular-nums; }
.chs-swap:hover .chs-swap__a, .chs-swap:focus-visible .chs-swap__a { transform: translateY(-110%); opacity: 0; }
.chs-swap:hover .chs-swap__b, .chs-swap:focus-visible .chs-swap__b { transform: none; opacity: 1; }

/* ---------- articles (founder's articles, after the founder) ---------- */
.chs-articles { position: relative; padding: 8px 0 120px; background: var(--ch-papier); }
.chs-articles__title { margin: 0 0 28px; text-align: center; font: 600 clamp(24px, 2.4vw, 34px)/1.12 var(--ch-head); letter-spacing: -.035em; color: var(--ch-nuit); }
.chs-articles__list { list-style: none; max-width: 920px; margin: 0 auto; padding: 0; display: flex; flex-direction: column; gap: 16px; }
.chs-article { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: clamp(16px, 2.2vw, 28px); padding: 10px; border-radius: 999px; background: #fff; color: var(--ch-nuit); text-decoration: none; box-shadow: inset 0 0 0 1px var(--ch-trait), 0 18px 40px rgba(11,20,55,.07); transition: box-shadow .3s, transform .3s var(--chs-ease); }
.chs-article:hover { color: var(--ch-nuit); transform: translateY(-2px); box-shadow: inset 0 0 0 1.5px var(--ch-bleu), 0 24px 50px rgba(30,63,217,.14); }
.chs-article__media { width: clamp(112px, 11vw, 150px); height: 68px; padding: 10px 20px; border-radius: 999px; background: var(--ch-papier); display: flex; align-items: center; justify-content: center; }
.chs-article__logo { display: block; max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; }
.chs-article__title { font: 600 clamp(15px, 1.3vw, 19px)/1.3 var(--ch-head); letter-spacing: -.02em; }
.chs-article__arrow { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--ch-bleu-roi); color: #fff; box-shadow: 0 10px 26px rgba(30,63,217,.32); transition: background .3s; }
.chs-article__arrow .chs-icon { width: 18px; height: 18px; transition: transform .3s var(--chs-ease); }
.chs-article:hover .chs-article__arrow { background: var(--ch-nuit); }
.chs-article:hover .chs-article__arrow .chs-icon { transform: translate(2px, -2px); }

/* ---------- footer (Bricks footer template) ---------- */
.chs-footer { padding: 0 12px 12px; background: var(--ch-papier); }
.chs-footer__panel { position: relative; overflow: hidden; border-radius: 32px; background: var(--ch-halo-horizon); color: rgba(255,255,255,.7); isolation: isolate; }
.chs-footer__panel::after { content: ""; position: absolute; inset: 0; z-index: -1; background-image: var(--ch-grain); opacity: .06; }
.chs-footer__top { display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; max-width: 1280px; margin: 0 auto; padding: 72px var(--chs-gutter) 0; box-sizing: content-box; }
.chs-footer__brand { display: flex; flex-direction: column; align-items: flex-start; gap: 18px; }
.chs-footer__logo { line-height: 0; }
.chs-footer__symbol { width: 44px; height: auto; }
.chs-footer__copy { margin: 0; font: 400 13.5px/1.5 var(--ch-body); color: rgba(255,255,255,.6); }
.chs-footer__cols { display: grid; grid-template-columns: repeat(3, auto); gap: 28px 64px; }
.chs-footer__h { margin: 0 0 16px; font: 600 15px/1.3 var(--ch-head); color: #fff; }
.chs-footer__cols .chs-footer__h a { font: inherit; color: inherit; text-decoration: none; }
.chs-footer__cols ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.chs-footer__cols a { font: 400 14.5px/1.4 var(--ch-body); color: rgba(255,255,255,.66); text-decoration: none; transition: color .2s; }
.chs-footer__cols a:hover { color: #fff; }
.chs-footer__word { margin: 32px 0 0; padding: 0 clamp(12px, 2vw, 32px); font: 700 clamp(48px, 20.5vw, 560px)/.74 var(--ch-head); letter-spacing: -.06em; text-align: center; white-space: nowrap; background: linear-gradient(180deg, rgba(255,255,255,.2) 0%, rgba(255,255,255,.04) 78%); -webkit-background-clip: text; background-clip: text; color: transparent; transform: translateY(14%); user-select: none; }

/* ---------- secondary page intro / placeholder ---------- */
.chs-intro { position: relative; overflow: hidden; isolation: isolate; background: var(--ch-halo-nuit); color: #fff; padding: calc(var(--chs-header-h) + 120px) 0 140px; text-align: center; min-height: 70vh; display: flex; align-items: center; }
.chs-intro__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.chs-intro__super { position: absolute; right: -6%; top: 50%; height: 110%; width: auto; transform: translateY(-50%); opacity: .35; -webkit-mask-image: linear-gradient(100deg, transparent 10%, #000 60%); mask-image: linear-gradient(100deg, transparent 10%, #000 60%); }
.chs-intro__inner { width: 100%; display: flex; flex-direction: column; align-items: center; }
.chs-intro__overline { margin: 0 0 18px; font: 500 13px var(--ch-head); letter-spacing: .16em; text-transform: uppercase; color: var(--ch-bleu-ciel); }
.chs-intro__title { margin: 0; font: 600 clamp(40px, 6vw, 80px)/1 var(--ch-head); letter-spacing: -.045em; color: #fff; }
.chs-intro__text { margin: 22px 0 36px; font-size: 19px; line-height: 1.55; color: rgba(255,255,255,.76); max-width: 620px; }

/* ---------- responsive ---------- */
@media (max-width: 1280px) {
	.chs-founder__contact { gap: 10px; }
	.chs-swap { padding: 0 18px 0 16px; font-size: 15px; gap: 8px; }
}

@media (max-width: 1100px) {
	.chs-founder__contact { flex-wrap: wrap; }
	.chs-portfolio__grid { grid-template-columns: minmax(0, 1fr); gap: 24px; }
	.chs-portfolio__nav { flex-direction: row; justify-content: center; order: 1; }
	.chs-portfolio__stack { margin-bottom: 40px; }
	.chs-portfolio__details { order: 2; }
	.chs-round .is-up { transform: rotate(180deg); }
	.chs-round .is-down { transform: none; }
	.chs-founder__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); }
}

@media (max-width: 900px) {
	:root { --chs-gutter: 16px; --chs-header-h: 68px; }
	.chs-header__symbol { width: 34px; }
	.chs-header__burger { display: block; }
	.chs-header.is-open { background: var(--ch-nuit); }
	.chs-header__nav { display: none; position: absolute; top: var(--chs-header-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 4px; padding: 12px var(--chs-gutter) 24px; background: var(--ch-nuit); max-height: calc(100vh - var(--chs-header-h)); overflow-y: auto; box-shadow: 0 20px 40px rgba(7,11,26,.4); }
	.chs-header.is-open .chs-header__nav { display: flex; }
	.chs-header__link { font-size: 18px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
	.chs-header__link::after { display: none; }
	.chs-header__cta { margin: 16px 0 0; min-height: 52px; font-size: 16px; }

	.chs-hero { min-height: 0; padding: calc(var(--chs-header-h) + 48px) 0 88px; }
	.chs-hero__subtitle { margin-top: 20px; }
	.chs-hero__badges { flex-direction: column; gap: 6px; margin-top: 28px; }
	.chs-hero__arrow .chs-icon { transform: rotate(90deg); width: 14px; height: 14px; }
	.chs-hero__ctas { flex-direction: column; align-items: stretch; width: 100%; max-width: 420px; margin-top: 32px; }
	.chs-hero__super { right: -38%; height: 90%; opacity: .32; }
	.chs-hero__silver { right: -30%; width: 70vw; opacity: .35; }
	.chs-switcher { left: 50%; transform: translateX(-50%); bottom: 16px; }
	.chs-testi { margin-top: 40px; }
	.chs-testi__quote { font-size: 15px; }

	.chs-logos { padding: 56px 0 8px; }
	.chs-logo { height: 46px; margin-right: 44px; }
	.chs-logo img { max-width: 150px; }

	.chs-banner { padding: 72px 0 24px; }
	.chs-banner__ctas { width: 100%; flex-direction: column; }
	.chs-banner__ctas .chs-btn { width: 100%; }

	.chs-portfolio { padding: 40px 0 88px; }
	.chs-portfolio__stack { margin-bottom: 28px; }
	.chs-portfolio__card { border-radius: 18px; }
	.chs-portfolio__card[data-pos="1"] { transform: translateY(16px) scale(.93); }
	.chs-portfolio__card[data-pos="2"] { transform: translateY(30px) scale(.86); }
	.chs-portfolio__text { font-size: 16px; }
	.chs-portfolio__ctas .chs-btn--soft { width: 100%; }

	.chs-founder { min-height: 0; padding: 72px 0; }
	.chs-founder__grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
	.chs-founder__media { max-width: 420px; aspect-ratio: 4 / 4.4; max-height: none; }
	.chs-founder__contact { flex-wrap: wrap; }

	.chs-articles { padding: 0 0 88px; }
	.chs-articles__title { margin-bottom: 24px; }
	.chs-article { grid-template-columns: minmax(0, 1fr) auto; justify-items: start; gap: 14px 12px; padding: 10px 10px 18px; border-radius: 24px; }
	.chs-article__media { width: 112px; height: 56px; padding: 8px 16px; }
	.chs-article__title { grid-column: 1 / -1; grid-row: 2; padding: 0 10px; font-size: 16px; }
	.chs-article__arrow { width: 42px; height: 42px; }

	.chs-footer { padding: 0 8px 8px; }
	.chs-footer__top { box-sizing: border-box; }
	.chs-footer__panel { border-radius: 24px; }
	.chs-footer__top { padding-top: 48px; gap: 36px; }
	.chs-footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 24px; width: 100%; }
	.chs-footer__cols > :last-child { grid-column: 1 / -1; }

	.chs-intro { padding: calc(var(--chs-header-h) + 72px) 0 96px; min-height: 0; }
	.chs-intro__super { right: -40%; opacity: .25; }
}

/* Touch screens: no hover, so the phone number and e-mail stay visible under their labels. */
@media (hover: none) {
	.chs-swap { min-height: 60px; padding: 10px 22px 10px 18px; }
	.chs-swap__roll { height: auto; line-height: 1.25; display: flex; flex-direction: column; overflow: visible; }
	.chs-swap__a, .chs-swap__b { grid-area: auto; transform: none; opacity: 1; }
	.chs-swap__b { font: 500 13.5px/1.3 var(--ch-body); opacity: .82; margin-top: 3px; }
	.chs-logo img { opacity: 1; }
	.chs-logo::before { opacity: 0; }
}
@media (hover: none) and (max-width: 900px) {
	.chs-founder__contact { flex-direction: column; align-items: stretch; }
	.chs-founder__contact .chs-round { align-self: flex-start; }
	.chs-swap { width: 100%; justify-content: center; padding: 10px 20px; }
	.chs-swap__roll { align-items: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
	[class^="chs-"] *, [class^="chs-"] { animation: none !important; transition: none !important; }
	.chs-logos__track { flex-wrap: wrap; justify-content: center; width: auto; max-width: 1280px; margin: 0 auto; gap: 32px 56px; }
	.chs-logo[aria-hidden="true"] { display: none; }
}