/* KOSMOZ — main stylesheet */
:root {
	--ink: #0d0d0b;
	--ink-2: #151513;
	--ink-3: #1d1d1a;
	--bone: #ece7de;
	--bone-dim: rgba(236, 231, 222, .62);
	--bone-faint: rgba(236, 231, 222, .14);
	--paper: #f4f1ea;
	--paper-ink: #191815;
	--bronze: #b8935a;
	--bronze-2: #d4b282;
	--serif: "Cormorant Garamond", "Times New Roman", serif;
	--sans: "Manrope", "Helvetica Neue", Arial, sans-serif;
	--gutter: clamp(16px, 4vw, 64px);
	--ease: cubic-bezier(.19, 1, .22, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body.kz {
	margin: 0;
	background: var(--ink);
	color: var(--bone);
	font-family: var(--sans);
	font-weight: 300;
	font-size: 16px;
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}
body.kz.is-locked { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
em { font-style: italic; }
::selection { background: var(--bronze); color: var(--ink); }

/* Language switching */
html[data-lang="fr"] [lang="en"]:not(html),
html[data-lang="en"] [lang="fr"]:not(html) { display: none !important; }

.kz-wrap { width: 100%; max-width: 1440px; margin: 0 auto; padding: 0 var(--gutter); }
.kz-section { padding: clamp(96px, 14vw, 200px) 0; position: relative; }

/* Loader */
.kz-loader {
	position: fixed; inset: 0; z-index: 200; background: var(--ink);
	display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 28px;
	transition: opacity .9s var(--ease) .2s, visibility 0s 1.1s;
}
.kz-loader__mark { font-family: var(--serif); font-size: clamp(32px, 6vw, 56px); letter-spacing: .5em; padding-left: .5em; font-weight: 300; }
.kz-loader__bar { width: 140px; height: 1px; background: var(--bone-faint); overflow: hidden; }
.kz-loader__bar span { display: block; height: 100%; width: 100%; background: var(--bronze); transform: translateX(-100%); animation: kzLoad 1.2s var(--ease) forwards; }
@keyframes kzLoad { to { transform: translateX(0); } }
body:not(.is-loading) .kz-loader { opacity: 0; visibility: hidden; }

/* Header */
.kz-header {
	position: fixed; top: 0; left: 0; right: 0; z-index: 100;
	display: flex; align-items: center; justify-content: space-between;
	padding: 28px var(--gutter);
	transition: padding .6s var(--ease), background .6s var(--ease), transform .6s var(--ease);
}
.kz-header.is-solid { background: rgba(13, 13, 11, .82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); padding-top: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--bone-faint); }
.kz-header.is-hidden { transform: translateY(-100%); }
.kz-logo { display: flex; flex-direction: column; line-height: 1; }
.kz-logo__word { font-family: var(--serif); font-size: 26px; letter-spacing: .32em; font-weight: 400; }
.kz-logo__sub { font-size: 9px; letter-spacing: .58em; text-transform: uppercase; color: var(--bone-dim); margin-top: 6px; }
.kz-nav { display: flex; gap: clamp(20px, 3vw, 48px); }
.kz-nav a, .kz-lang button {
	font-size: 11px; letter-spacing: .22em; text-transform: uppercase; font-weight: 500; position: relative;
}
.kz-nav a::after {
	content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px; background: var(--bronze);
	transform: scaleX(0); transform-origin: right; transition: transform .6s var(--ease);
}
.kz-nav a:hover::after, .kz-nav a.is-active::after { transform: scaleX(1); transform-origin: left; }
.kz-header__right { display: flex; align-items: center; gap: 28px; }
.kz-lang { display: flex; gap: 8px; align-items: center; color: var(--bone-dim); font-size: 11px; }
.kz-lang button { color: var(--bone-dim); transition: color .3s; }
html[data-lang="fr"] [data-set-lang="fr"], html[data-lang="en"] [data-set-lang="en"] { color: var(--bone); }
.kz-burger { display: none; width: 30px; height: 20px; position: relative; }
.kz-burger span { position: absolute; left: 0; right: 0; height: 1px; background: var(--bone); transition: transform .5s var(--ease), top .5s var(--ease); }
.kz-burger span:first-child { top: 6px; }
.kz-burger span:last-child { top: 14px; }
.kz-burger[aria-expanded="true"] span:first-child { top: 10px; transform: rotate(45deg); }
.kz-burger[aria-expanded="true"] span:last-child { top: 10px; transform: rotate(-45deg); }

.kz-menu {
	position: fixed; inset: 0; z-index: 90; background: var(--ink-2);
	display: flex; align-items: center; padding: 0 var(--gutter);
	clip-path: inset(0 0 100% 0); transition: clip-path .9s var(--ease); visibility: hidden;
}
.kz-menu.is-open { clip-path: inset(0 0 0 0); visibility: visible; }
.kz-menu nav { display: flex; flex-direction: column; gap: 10px; }
.kz-menu a { font-family: var(--serif); font-size: clamp(40px, 11vw, 72px); line-height: 1.15; font-weight: 300; display: flex; align-items: baseline; gap: 18px; }
.kz-menu a em { font-family: var(--sans); font-style: normal; font-size: 11px; color: var(--bronze); letter-spacing: .2em; }

/* Buttons */
.kz-btn {
	display: inline-flex; align-items: center; gap: 18px;
	font-size: 11px; letter-spacing: .24em; text-transform: uppercase; font-weight: 500;
	padding: 18px 0; position: relative;
}
.kz-btn i { width: 48px; height: 1px; background: currentColor; position: relative; transition: width .6s var(--ease); }
.kz-btn i::after { content: ""; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); }
.kz-btn:hover i { width: 72px; }
.kz-btn--solid { background: var(--bronze); color: var(--ink); padding: 20px 34px; transition: background .4s; }
.kz-btn--solid:hover { background: var(--bronze-2); }

/* Labels & headings */
.kz-eyebrow { font-size: 11px; letter-spacing: .32em; text-transform: uppercase; color: var(--bronze-2); margin: 0 0 28px; font-weight: 500; }
.kz-label { display: flex; align-items: center; gap: 16px; font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--bone-dim); margin-bottom: 48px; font-weight: 500; }
.kz-label span:first-child { color: var(--bronze); }
.kz-label::after { content: ""; width: 60px; height: 1px; background: var(--bone-faint); }
.kz-h2 { font-family: var(--serif); font-weight: 300; font-size: clamp(40px, 6vw, 92px); line-height: 1.02; letter-spacing: -.01em; margin: 0; }
.kz-h2 em, .kz-manifesto em, .kz-hero__title em { color: var(--bronze-2); font-weight: 300; }

/* Hero */
.kz-hero { position: relative; height: 100vh; height: 100svh; min-height: 620px; overflow: hidden; display: flex; align-items: flex-end; }
.kz-hero__media { position: absolute; inset: 0; }
.kz-hero__media img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.18); transition: transform 3.2s var(--ease); }
body:not(.is-loading) .kz-hero__media img { transform: scale(1.04); }
.kz-hero__veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(13,13,11,.55) 0%, rgba(13,13,11,.15) 35%, rgba(13,13,11,.35) 60%, rgba(13,13,11,.92) 100%); }
.kz-hero__content { position: relative; width: 100%; max-width: 1440px; margin: 0 auto; padding: 0 var(--gutter) clamp(56px, 9vh, 110px); }
.kz-hero__title { font-family: var(--serif); font-weight: 300; font-size: clamp(52px, 10.5vw, 176px); line-height: .92; letter-spacing: -.02em; margin: 0 0 clamp(32px, 5vh, 56px); }
.kz-line { display: block; overflow: hidden; padding-bottom: .06em; }
.kz-line > span { display: inline-block; transform: translateY(110%); transition: transform 1.4s var(--ease); }
body:not(.is-loading) .kz-line > span { transform: none; }
.kz-line:nth-child(2) > span { transition-delay: .12s; }
.kz-line:nth-child(3) > span { transition-delay: .24s; }
.kz-hero__foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; flex-wrap: wrap; border-top: 1px solid var(--bone-faint); padding-top: 28px; }
.kz-hero__foot p { max-width: 440px; margin: 0; color: var(--bone-dim); font-size: 15px; }
.kz-scroll { position: absolute; right: var(--gutter); top: 50%; width: 1px; height: 90px; background: var(--bone-faint); overflow: hidden; }
.kz-scroll span { position: absolute; left: 0; top: 0; width: 1px; height: 40%; background: var(--bronze); animation: kzScroll 2.4s var(--ease) infinite; }
@keyframes kzScroll { 0% { transform: translateY(-100%); } 100% { transform: translateY(250%); } }

/* Studio */
.kz-manifesto { font-family: var(--serif); font-weight: 300; font-size: clamp(28px, 3.8vw, 58px); line-height: 1.18; max-width: 1180px; margin: 0 0 clamp(80px, 10vw, 160px); }
.kz-studio__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(40px, 8vw, 140px); align-items: start; }
.kz-studio__img { margin: 0; aspect-ratio: 4 / 5; overflow: hidden; }
.kz-studio__img img, .kz-approach__img img { width: 100%; height: 118%; object-fit: cover; }
.kz-studio__text { padding-top: clamp(0px, 6vw, 120px); }
.kz-studio__text > p { color: var(--bone-dim); max-width: 520px; margin: 0 0 24px; }
.kz-values { list-style: none; margin: 56px 0 0; padding: 0; border-top: 1px solid var(--bone-faint); }
.kz-values li { display: grid; grid-template-columns: 160px 1fr; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--bone-faint); }
.kz-values strong { font-family: var(--serif); font-weight: 400; font-size: 24px; line-height: 1.2; }
.kz-values span span, .kz-values > li > span { color: var(--bone-dim); font-size: 14px; }

/* Projects */
.kz-projects { background: var(--paper); color: var(--paper-ink); }
.kz-projects .kz-label { color: rgba(25,24,21,.55); }
.kz-projects .kz-label::after { background: rgba(25,24,21,.15); }
.kz-projects .kz-h2 em { color: #8c6a37; }
.kz-projects__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; margin-bottom: clamp(56px, 8vw, 120px); }
.kz-projects__head .kz-label { margin-bottom: 0; }
.kz-projects__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(20px, 3vw, 48px) clamp(16px, 2.4vw, 40px); }
.kz-project { cursor: pointer; outline: none; }
.kz-project figure { margin: 0; overflow: hidden; position: relative; background: #ddd8cd; }
.kz-project figure::after { content: ""; position: absolute; inset: 0; background: rgba(13,13,11,0); transition: background .8s var(--ease); }
.kz-project img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.02); transition: transform 1.6s var(--ease), filter 1s var(--ease); filter: saturate(.85); }
.kz-project:hover img, .kz-project:focus-visible img { transform: scale(1.08); filter: saturate(1); }
.kz-project:hover figure::after { background: rgba(13,13,11,.08); }
.kz-project--tall figure { aspect-ratio: 4 / 5; }
.kz-project--wide figure { aspect-ratio: 16 / 11; }
.kz-project:nth-child(1) { grid-column: 1 / span 5; }
.kz-project:nth-child(2) { grid-column: 7 / span 6; margin-top: 18%; }
.kz-project:nth-child(3) { grid-column: 1 / span 7; }
.kz-project:nth-child(4) { grid-column: 9 / span 4; margin-top: -12%; }
.kz-project:nth-child(5) { grid-column: 2 / span 6; }
.kz-project:nth-child(6) { grid-column: 8 / span 5; margin-top: 22%; }
.kz-project__meta { display: grid; grid-template-columns: auto 1fr auto; align-items: baseline; gap: 16px; padding-top: 18px; border-top: 1px solid rgba(25,24,21,.15); margin-top: 18px; }
.kz-project__no { font-size: 11px; letter-spacing: .2em; color: #8c6a37; font-weight: 500; }
.kz-project h3 { font-family: var(--serif); font-weight: 400; font-size: clamp(22px, 2.2vw, 32px); margin: 0; line-height: 1.1; }
.kz-project__cat { font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: rgba(25,24,21,.55); text-align: right; }

/* Band */
.kz-band { position: relative; height: 90vh; min-height: 520px; overflow: hidden; display: flex; align-items: center; justify-content: center; text-align: center; }
.kz-band__media { position: absolute; inset: -10% 0; }
.kz-band__media img { width: 100%; height: 100%; object-fit: cover; }
.kz-band__veil { position: absolute; inset: 0; background: rgba(13,13,11,.55); }
.kz-band__quote { position: relative; margin: 0; padding: 0 var(--gutter); max-width: 1100px; font-family: var(--serif); font-weight: 300; font-style: italic; font-size: clamp(30px, 4.4vw, 66px); line-height: 1.15; }
.kz-band__quote cite { display: block; margin-top: 36px; font-family: var(--sans); font-style: normal; font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--bronze-2); }

/* Expertise */
.kz-expertise .kz-h2 { margin-bottom: clamp(56px, 8vw, 110px); }
.kz-services { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--bone-faint); }
.kz-service {
	display: grid; grid-template-columns: 80px 1.1fr 1fr 40px; gap: 32px; align-items: center;
	padding: clamp(28px, 3vw, 44px) 0; border-bottom: 1px solid var(--bone-faint); position: relative;
	transition: padding .6s var(--ease);
}
.kz-service::before { content: ""; position: absolute; inset: 0; background: var(--ink-3); transform: scaleY(0); transform-origin: bottom; transition: transform .6s var(--ease); z-index: -1; }
.kz-service:hover::before { transform: scaleY(1); }
.kz-service:hover { padding-left: 20px; padding-right: 20px; }
.kz-service__no { font-size: 11px; letter-spacing: .2em; color: var(--bronze); font-weight: 500; }
.kz-service h3 { font-family: var(--serif); font-weight: 300; font-size: clamp(26px, 3vw, 46px); margin: 0; line-height: 1.1; }
.kz-service p { margin: 0; color: var(--bone-dim); font-size: 15px; max-width: 420px; }
.kz-service__arrow { font-size: 22px; color: var(--bronze); opacity: 0; transform: translateX(-12px); transition: all .6s var(--ease); }
.kz-service:hover .kz-service__arrow { opacity: 1; transform: none; }

/* Approach */
.kz-approach { background: var(--ink-2); }
.kz-approach .kz-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(48px, 8vw, 140px); }
.kz-approach__intro { position: sticky; top: 120px; align-self: start; }
.kz-approach__img { margin: 56px 0 0; aspect-ratio: 5 / 4; overflow: hidden; max-width: 520px; }
.kz-steps { display: flex; flex-direction: column; }
.kz-step { padding: clamp(36px, 4vw, 56px) 0; border-bottom: 1px solid var(--bone-faint); }
.kz-step:first-child { padding-top: 0; }
.kz-step__no { font-family: var(--serif); font-size: clamp(64px, 7vw, 110px); line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(184,147,90,.65); display: block; margin-bottom: 12px; font-weight: 300; }
.kz-step h3 { font-family: var(--serif); font-weight: 400; font-size: clamp(28px, 2.6vw, 40px); margin: 0 0 12px; }
.kz-step p { margin: 0; color: var(--bone-dim); max-width: 460px; }

/* Contact */
.kz-contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(48px, 8vw, 140px); align-items: start; }
.kz-contact__title { font-size: clamp(48px, 7vw, 110px); }
.kz-contact__lead { color: var(--bone-dim); max-width: 420px; margin: 40px 0 0; }
.kz-form { display: flex; flex-direction: column; gap: 34px; padding-top: 8px; }
.kz-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.kz-field { position: relative; display: block; }
.kz-field input, .kz-field textarea {
	width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--bone-faint); color: var(--bone);
	font: inherit; font-size: 17px; padding: 26px 0 12px; outline: none; resize: vertical; border-radius: 0;
	transition: border-color .4s;
}
.kz-field input:focus, .kz-field textarea:focus { border-color: var(--bronze); }
.kz-field > span { position: absolute; left: 0; top: 26px; color: var(--bone-dim); font-size: 15px; pointer-events: none; transition: all .4s var(--ease); }
.kz-field input:focus + span, .kz-field input:not(:placeholder-shown) + span,
.kz-field textarea:focus + span, .kz-field textarea:not(:placeholder-shown) + span { top: 0; font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: var(--bronze-2); }
.kz-chips { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.kz-chips legend { font-size: 10px; letter-spacing: .24em; text-transform: uppercase; color: var(--bone-dim); margin-bottom: 14px; padding: 0; }
.kz-chips label { position: relative; }
.kz-chips input { position: absolute; opacity: 0; }
.kz-chips label > span { display: inline-block; padding: 10px 18px; border: 1px solid var(--bone-faint); font-size: 13px; cursor: pointer; transition: all .3s; }
.kz-chips input:checked + span { border-color: var(--bronze); color: var(--bronze-2); background: rgba(184,147,90,.08); }
.kz-chips input:focus-visible + span { outline: 1px solid var(--bronze); outline-offset: 3px; }
.kz-form .kz-btn--solid { align-self: flex-start; }
.kz-form__notice { margin: 0; padding: 16px 20px; font-size: 14px; border-left: 2px solid; }
.kz-form__notice.is-ok { border-color: var(--bronze); background: rgba(184,147,90,.08); }
.kz-form__notice.is-err { border-color: #b65a4a; background: rgba(182,90,74,.08); }

/* Footer */
.kz-footer { padding: clamp(56px, 8vw, 100px) 0 36px; border-top: 1px solid var(--bone-faint); overflow: hidden; }
.kz-footer__big { font-family: var(--serif); font-weight: 300; font-size: clamp(80px, 24vw, 380px); line-height: .8; letter-spacing: .04em; color: transparent; -webkit-text-stroke: 1px rgba(236,231,222,.16); text-align: center; margin-bottom: clamp(36px, 5vw, 70px); white-space: nowrap; }
.kz-footer__row { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; font-size: 12px; color: var(--bone-dim); }
.kz-footer__row p { margin: 0; }
.kz-footer__row nav { display: flex; gap: 28px; }
.kz-footer__row a { letter-spacing: .18em; text-transform: uppercase; font-size: 11px; transition: color .3s; }
.kz-footer__row a:hover { color: var(--bone); }

/* Modal */
.kz-modal {
	position: fixed; inset: 0; z-index: 150; background: rgba(13,13,11,.97);
	display: grid; grid-template-columns: 1.6fr 1fr; align-items: center; gap: clamp(24px, 4vw, 64px);
	padding: clamp(72px, 8vw, 100px) var(--gutter) clamp(32px, 5vw, 64px);
	opacity: 0; visibility: hidden; transition: opacity .6s var(--ease), visibility 0s .6s;
}
.kz-modal.is-open { opacity: 1; visibility: visible; transition: opacity .6s var(--ease); }
.kz-modal__img { margin: 0; height: 100%; max-height: 78vh; overflow: hidden; }
.kz-modal__img img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 1.4s var(--ease); }
.kz-modal.is-open .kz-modal__img img { transform: none; }
.kz-modal__cat { font-size: 11px; letter-spacing: .28em; text-transform: uppercase; color: var(--bronze-2); }
.kz-modal__name { font-family: var(--serif); font-weight: 300; font-size: clamp(40px, 5vw, 76px); line-height: 1; margin: 16px 0 24px; }
.kz-modal__desc { color: var(--bone-dim); max-width: 420px; margin: 0; }
.kz-modal__close { position: absolute; top: 24px; right: var(--gutter); font-size: 40px; line-height: 1; font-weight: 200; transition: transform .5s var(--ease); }
.kz-modal__close:hover { transform: rotate(90deg); }

/* Inner pages */
.kz-page { padding-top: 180px; }
.kz-page__inner { max-width: 860px; }
.kz-page__content { margin-top: 40px; color: var(--bone-dim); }

/* Reveal animations */
.kz-reveal { opacity: 0; transform: translateY(40px); transition: opacity 1.2s var(--ease), transform 1.2s var(--ease); }
.kz-reveal.is-in { opacity: 1; transform: none; }
.kz-parallax img { will-change: transform; }

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { animation: none !important; transition: none !important; }
	.kz-reveal, .kz-line > span { opacity: 1; transform: none; }
	html { scroll-behavior: auto; }
}

/* Responsive */
@media (max-width: 1024px) {
	.kz-nav { display: none; }
	.kz-burger { display: block; }
	.kz-service { grid-template-columns: 56px 1fr 30px; }
	.kz-service p { grid-column: 2 / 3; }
	.kz-service__arrow { grid-row: 1; grid-column: 3; }
}
@media (max-width: 860px) {
	.kz-studio__grid, .kz-approach .kz-wrap, .kz-contact__grid { grid-template-columns: 1fr; }
	.kz-approach__intro { position: static; }
	.kz-projects__grid { grid-template-columns: 1fr; gap: 56px; }
	.kz-project:nth-child(n) { grid-column: auto; margin-top: 0; }
	.kz-project--wide figure, .kz-project--tall figure { aspect-ratio: 4 / 3; }
	.kz-values li { grid-template-columns: 1fr; gap: 4px; }
	.kz-modal { grid-template-columns: 1fr; align-content: center; overflow-y: auto; }
	.kz-modal__img { max-height: 48vh; aspect-ratio: 4 / 3; height: auto; }
	.kz-scroll { display: none; }
	.kz-header { padding-top: 20px; padding-bottom: 20px; }
	.kz-logo__word { font-size: 21px; }
}
@media (max-width: 520px) {
	.kz-service { grid-template-columns: 40px 1fr; gap: 16px; }
	.kz-service__arrow { display: none; }
	.kz-project__meta { grid-template-columns: auto 1fr; }
	.kz-project__cat { grid-column: 2; text-align: left; }
	.kz-hero__foot .kz-btn { padding: 8px 0; }
}