/* ==========================================================================
   Ollier Sérac — atelier d'architecture (projet conceptuel)
   ========================================================================== */

:root {
  --paper: #f3f1ec;        /* blanc cassé */
  --concrete: #e3e0d9;     /* béton clair */
  --concrete-2: #d5d1c8;
  --ink: #16171a;          /* noir encre */
  --ink-2: #3b3c40;
  --muted: #6e6d68;
  --line: rgba(22, 23, 26, .16);
  --line-strong: rgba(22, 23, 26, .5);
  --accent: #b4532a;       /* terre cuite — seul accent */

  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --gutter: clamp(16px, 3vw, 40px);
  --max: 1440px;
  --header-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 24px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 16px/1.6 var(--font-sans); -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: var(--ink); color: var(--paper); }
:focus-visible { outline: 1px solid var(--accent); outline-offset: 3px; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---- typographie ---- */
.serif { font-family: var(--font-serif); font-weight: 300; font-variation-settings: "opsz" 144; letter-spacing: -.02em; }
.mono, .note, .kicker {
  font-family: var(--font-mono); font-weight: 500; font-size: 11px; line-height: 1.5;
  letter-spacing: .14em; text-transform: uppercase;
}
.kicker { margin: 0 0 1.4rem; display: flex; gap: .9em; align-items: baseline; }
.kicker b { color: var(--accent); font-weight: 500; }
h1, h2, h3 { margin: 0; font-weight: 300; }
.h-section {
  font-family: var(--font-serif); font-weight: 300; font-variation-settings: "opsz" 144;
  font-size: clamp(2.3rem, 5.2vw, 4.6rem); line-height: 1; letter-spacing: -.025em;
}
.h-section em { font-style: italic; font-weight: 300; }

/* ---- structure ---- */
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); }
.section { position: relative; padding: clamp(80px, 12vw, 168px) 0; }
.margin { grid-column: 1 / 3; }
.main { grid-column: 3 / 13; }

/* annotations de carnet, dans la marge */
.note { color: var(--muted); display: block; font-size: 10.5px; letter-spacing: .12em; }
.note + .note { margin-top: .8rem; }
.note--tick { position: relative; padding-left: 22px; }
.note--tick::before { content: ""; position: absolute; left: 0; top: .72em; width: 14px; height: 1px; background: currentColor; }

/* ---- séparateurs graphiques ---- */
.dimline {
  position: relative; display: flex; align-items: center; justify-content: center;
  height: 28px; color: var(--ink-2);
}
.dimline::before {
  content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: currentColor; opacity: .5;
}
.dimline i { position: absolute; top: 50%; width: 14px; height: 1px; background: currentColor; transform: rotate(-45deg); }
.dimline i:first-child { left: -7px; } .dimline i:last-of-type { right: -7px; }
.dimline i::after { content: ""; position: absolute; left: 7px; top: -9px; width: 1px; height: 18px; background: currentColor; transform: rotate(45deg); opacity: .6; }
.dimline span {
  position: relative; background: var(--bg, var(--paper)); padding: 0 14px;
  font: 500 10.5px var(--font-mono); letter-spacing: .14em; text-transform: uppercase;
}

/* ==========================================================================
   En-tête
   ========================================================================== */
.site-header {
  position: fixed; z-index: 50; top: 0; left: 0; right: 0; height: var(--header-h);
  transition: transform .45s cubic-bezier(.6, 0, .2, 1), background-color .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-solid { background: rgba(243, 241, 236, .94); border-color: var(--line); backdrop-filter: blur(6px); }
.site-header.is-hidden { transform: translateY(-100%); }
.site-header .wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: baseline; gap: 14px; text-decoration: none; }
.brand__name { font-family: var(--font-serif); font-size: 21px; font-weight: 400; letter-spacing: -.01em; font-variation-settings: "opsz" 48; }
.brand__sub { font: 500 10px var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.nav ul { list-style: none; display: flex; gap: clamp(14px, 2vw, 30px); margin: 0; padding: 0; }
.nav a {
  text-decoration: none; font-size: 13.5px; letter-spacing: .01em; position: relative; padding: 6px 0;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.nav a:hover::after, .nav a[aria-current="true"]::after { transform: scaleX(1); }
.nav a .idx { font: 500 9.5px var(--font-mono); color: var(--muted); margin-right: 5px; vertical-align: 1px; }
.menu-toggle {
  display: none; background: none; border: 0; padding: 8px 0; color: inherit; cursor: pointer;
  font: 500 11px var(--font-mono); letter-spacing: .16em; text-transform: uppercase;
}

@media (max-width: 1000px) {
  .brand__sub { display: none; }
  .menu-toggle { display: block; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0; background: var(--paper);
    border-bottom: 1px solid var(--ink); padding: 8px var(--gutter) 28px;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .25s ease, transform .25s ease, visibility 0s linear .25s;
  }
  .nav.is-open { opacity: 1; transform: none; visibility: visible; transition-delay: 0s; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav li { border-top: 1px solid var(--line); }
  .nav a { display: block; padding: 14px 0; font-family: var(--font-serif); font-size: 26px; font-weight: 300; }
  .nav a::after { display: none; }
  .site-header.menu-open { background: var(--paper); border-color: var(--line); }
}

/* ==========================================================================
   Hero — tracé au trait puis photographie
   ========================================================================== */
.hero { position: relative; min-height: 640px; height: 100vh; height: 100svh; display: flex; flex-direction: column; background: var(--paper); }
.hero__media { position: relative; flex: 1; overflow: hidden; }
.hero__photo, .hero__lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; }
.hero__lines { display: none; color: var(--ink); pointer-events: none; }
.hero__lines path { fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 0; }
.hero__lines svg { width: 100%; height: 100%; display: block; overflow: visible; }
/* traits de construction : arêtes prolongées, verticales d'angle */
.hero__lines path.c { stroke-width: 1.1; opacity: .35; }

.js .hero__lines { display: block; }
.js .hero__photo { opacity: 0; transition: opacity 1.1s ease; }
.js .hero__lines path { stroke-dashoffset: 1; }
.js .hero.is-drawing .hero__lines path {
  animation: draw .75s cubic-bezier(.55, 0, .25, 1) forwards;
  animation-delay: calc(var(--i) * 1.25s);
}
.js .hero.is-revealed .hero__photo { opacity: 1; }
.js .hero.is-revealed .hero__lines { opacity: 0; transition: opacity 1.3s ease .25s; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.hero__copy {
  position: absolute; z-index: 2; left: var(--gutter); top: calc(var(--header-h) + 13vh);
  max-width: min(640px, 52vw);
}
.hero__title {
  font-family: var(--font-serif); font-weight: 300; font-variation-settings: "opsz" 144;
  font-size: clamp(3rem, 7.4vw, 7.2rem); line-height: .92; letter-spacing: -.035em;
}
.hero__title em { font-style: italic; }
.hero__lede { margin: 1.6rem 0 0; max-width: 36ch; font-size: 1.02rem; line-height: 1.55; color: var(--ink-2); }
.js .hero__copy > * { opacity: 0; transform: translateY(10px); transition: opacity .9s ease, transform .9s ease; }
.js .hero.is-drawing .hero__copy > * { opacity: 1; transform: none; }
.js .hero.is-drawing .hero__copy > :nth-child(2) { transition-delay: .5s; }

.hero__sheet { position: absolute; z-index: 2; right: var(--gutter); top: calc(var(--header-h) + 18px); text-align: right; }
.hero__sheet .note { color: var(--ink-2); }

/* cartouche du hero */
.hero__cartouche { border-top: 1px solid var(--ink); background: var(--paper); }
.hero__cartouche dl { margin: 0; display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr auto; }
.hero__cartouche div { padding: 14px var(--gutter) 16px; border-right: 1px solid var(--line); }
.hero__cartouche div:last-child { border-right: 0; display: flex; align-items: center; }
.hero__cartouche dt { font: 500 9.5px var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.hero__cartouche dd { margin: 0; font-size: 14px; }
.scroll-cue { font: 500 11px var(--font-mono); letter-spacing: .14em; text-transform: uppercase; text-decoration: none; white-space: nowrap; }
.scroll-cue span { display: inline-block; margin-left: .6em; color: var(--accent); }

@media (max-width: 900px) {
  .hero__copy { max-width: calc(100% - 2 * var(--gutter)); top: calc(var(--header-h) + 5vh); }
  .hero__sheet { display: none; }
  .hero__cartouche dl { grid-template-columns: 1fr 1fr; }
  .hero__cartouche div:nth-child(2) { border-right: 0; }
  .hero__cartouche div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .hero__cartouche div:nth-child(4) { border-right: 0; }
  .hero__cartouche div:last-child { display: none; }
}
@media (max-width: 760px) {
  .hero { height: auto; min-height: 0; padding-top: var(--header-h); }
  .hero__copy { position: relative; left: auto; top: auto; max-width: none; padding: 7vh var(--gutter) 32px; }
  .hero__media { flex: none; display: flex; flex-direction: column; }
  .hero__photo, .hero__lines { top: auto; bottom: 0; height: auto; aspect-ratio: 4 / 3; }
  .hero__media::after { content: ""; display: block; aspect-ratio: 4 / 3; order: 2; }
}
@media (max-width: 520px) {
  .hero__cartouche div:nth-child(n+3) { display: none; }
}

/* ==========================================================================
   Approche
   ========================================================================== */
.approach { overflow: hidden; }
.approach__plan {
  position: absolute; right: -6vw; top: 50%; width: min(1100px, 82vw); transform: translateY(-50%);
  color: var(--ink); opacity: .13; pointer-events: none;
}
.approach__plan svg { width: 100%; height: auto; display: block; }
.approach .main { position: relative; }
.approach__statement {
  font-family: var(--font-serif); font-weight: 300; font-variation-settings: "opsz" 144;
  font-size: clamp(1.9rem, 3.7vw, 3.35rem); line-height: 1.1; letter-spacing: -.02em;
  max-width: 22ch; margin: 0 0 clamp(56px, 8vw, 110px);
}
.approach__statement em { font-style: italic; color: var(--accent); }
.principles { list-style: none; margin: 0; padding: 0; counter-reset: p; max-width: 980px; }
.principle {
  display: grid; grid-template-columns: 90px minmax(0, 1fr) minmax(0, 1.25fr); gap: var(--gutter);
  padding: 30px 0 34px; border-top: 1px solid var(--ink);
  background: rgba(243, 241, 236, .82);
}
.principle:last-child { border-bottom: 1px solid var(--line); }
.principle__n { font: 400 15px var(--font-serif); font-style: italic; color: var(--accent); }
.principle h3 { font-family: var(--font-serif); font-weight: 400; font-size: 1.5rem; line-height: 1.2; letter-spacing: -.01em; }
.principle p { margin: 0; color: var(--ink-2); }

@media (max-width: 900px) {
  .margin, .main { grid-column: 1 / -1; }
  .margin { margin-bottom: 36px; display: flex; flex-wrap: wrap; gap: .4rem 1.6rem; }
  .margin .note + .note { margin-top: 0; }
  .principle { grid-template-columns: 1fr; gap: 10px; }
  .approach__plan { width: 150vw; right: -60vw; top: 30%; }
}

/* coupe transversale en séparateur */
.section-cut { position: relative; padding: 0 0 clamp(40px, 6vw, 72px); color: var(--ink); }
.section-cut__draw { display: block; width: 100%; max-width: 1180px; margin: 0 auto; }
.section-cut__draw svg { width: 100%; height: auto; display: block; }
.section-cut__legend { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 14px; }

/* ==========================================================================
   Matérialité — planche d'échantillons
   ========================================================================== */
.materials { background: var(--concrete); --bg: var(--concrete); }
.sheet { position: relative; border: 1px solid var(--ink); padding: clamp(24px, 4vw, 56px); padding-bottom: 0; }
.sheet::before {
  content: ""; position: absolute; inset: 6px; border: 1px solid var(--line); pointer-events: none;
}
.sheet__head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--gutter); align-items: end; margin-bottom: clamp(36px, 5vw, 64px); }
.sheet__head > p { margin: 0; max-width: 46ch; color: var(--ink-2); justify-self: end; }
.samples { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 2.2vw, 32px); }
.sample { margin: 0; }
.sample__img { position: relative; aspect-ratio: 4 / 5; overflow: hidden; border: 1px solid var(--ink); background: var(--concrete-2); }
.sample__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s cubic-bezier(.2, .6, .2, 1); }
.sample:hover .sample__img img { transform: scale(1.06); }
.callout {
  position: absolute; left: var(--x); top: var(--y); color: var(--paper);
  font: 500 9.5px/1.3 var(--font-mono); letter-spacing: .12em; text-transform: uppercase;
  pointer-events: none; mix-blend-mode: normal;
}
.callout::before { content: ""; position: absolute; left: -3px; top: -3px; width: 5px; height: 5px; border: 1px solid currentColor; border-radius: 50%; }
.callout::after { content: ""; position: absolute; left: 2px; top: 1px; width: 26px; height: 1px; background: currentColor; transform-origin: left; transform: rotate(-35deg); }
.callout span { position: absolute; left: 24px; top: -24px; white-space: nowrap; background: rgba(22, 23, 26, .72); padding: 3px 6px; }
.callout--left span { left: auto; right: 6px; }
.callout--left::after { left: auto; right: 2px; transform-origin: right; transform: rotate(35deg); }
.sample__cap { padding-top: 16px; }
.sample__ref { display: flex; justify-content: space-between; gap: 8px; }
.sample__ref b { color: var(--accent); font-weight: 500; }
.sample h3 { font-family: var(--font-serif); font-weight: 400; font-size: 1.35rem; line-height: 1.15; margin: 10px 0 14px; letter-spacing: -.01em; }
.sample dl { margin: 0; display: grid; grid-template-columns: auto 1fr; font-size: 13px; }
.sample dt, .sample dd { margin: 0; padding: 7px 0; border-top: 1px solid var(--line-strong); }
.sample dt { font: 500 9.5px/2 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); padding-right: 14px; }

.cartouche {
  margin: clamp(40px, 5vw, 64px) calc(-1 * clamp(24px, 4vw, 56px)) 0;
  display: grid; grid-template-columns: 2fr repeat(4, 1fr); border-top: 1px solid var(--ink);
}
.cartouche div { padding: 12px 16px 14px; border-right: 1px solid var(--ink); }
.cartouche div:last-child { border-right: 0; }
.cartouche span { display: block; font: 500 9px var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 3px; }
.cartouche strong { font-weight: 400; font-size: 14px; }
.cartouche .serif { font-size: 20px; }

@media (max-width: 1100px) { .samples { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 48px; } }
@media (max-width: 760px) {
  .sheet__head { grid-template-columns: 1fr; }
  .sheet__head > p { justify-self: start; }
  .cartouche { grid-template-columns: 1fr 1fr; }
  .cartouche div:first-child { grid-column: 1 / -1; border-right: 0; border-bottom: 1px solid var(--ink); }
  .cartouche div:nth-child(3) { border-right: 0; }
  .cartouche div:nth-child(n+4) { border-top: 1px solid var(--ink); }
}
@media (max-width: 480px) { .samples { grid-template-columns: 1fr; } }

/* ==========================================================================
   Réalisations
   ========================================================================== */
.works__head { margin-bottom: clamp(48px, 7vw, 96px); align-items: end; }
.works__head .main { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: var(--gutter); align-items: end; }
.works__head p { margin: 0; color: var(--ink-2); max-width: 40ch; }
.axes { position: relative; height: 34px; margin-bottom: 28px; }
.axes span {
  position: absolute; top: 0; transform: translateX(-50%); width: 22px; height: 22px; border: 1px solid var(--ink-2);
  border-radius: 50%; display: grid; place-items: center; font: 500 9.5px var(--font-mono); color: var(--ink-2);
}
.axes span::after { content: ""; position: absolute; top: 22px; left: 50%; height: 12px; border-left: 1px dashed var(--ink-2); }
.projects { row-gap: clamp(56px, 8vw, 120px); }
.project { margin: 0; }
.project:nth-child(1) { grid-column: 1 / 8; }
.project:nth-child(2) { grid-column: 9 / 13; margin-top: 18vh; }
.project:nth-child(3) { grid-column: 2 / 7; }
.project:nth-child(4) { grid-column: 8 / 12; margin-top: -10vh; }
.project:nth-child(5) { grid-column: 1 / 7; }
.project:nth-child(6) { grid-column: 7 / 13; margin-top: 14vh; }
.project__img { overflow: hidden; background: var(--concrete); position: relative; }
.project__img img { width: 100%; height: auto; transition: transform 1.2s cubic-bezier(.2, .6, .2, 1), filter .6s ease; filter: saturate(.9); }
.project:hover .project__img img { transform: scale(1.035); filter: saturate(1); }
.project__img::after {
  content: attr(data-ref); position: absolute; left: 12px; top: 12px; color: var(--paper);
  font: 500 9.5px var(--font-mono); letter-spacing: .14em; background: rgba(22, 23, 26, .6); padding: 3px 6px;
}
.project__cap { display: grid; grid-template-columns: 44px minmax(0, 1fr) auto; gap: 12px; padding-top: 14px; border-top: 1px solid var(--ink); margin-top: 14px; align-items: baseline; }
.project__n { font: 500 11px var(--font-mono); color: var(--accent); letter-spacing: .1em; }
.project h3 { font-family: var(--font-serif); font-weight: 400; font-size: clamp(1.25rem, 1.8vw, 1.6rem); letter-spacing: -.01em; line-height: 1.15; }
.project__meta { color: var(--muted); font-size: 13.5px; margin-top: 4px; }
.project__year { font: 500 11px var(--font-mono); letter-spacing: .1em; }

@media (max-width: 900px) {
  .works__head .main { grid-template-columns: 1fr; }
  .project:nth-child(n) { grid-column: 1 / -1; margin-top: 0; }
  .project:nth-child(even) { grid-column: 3 / -1; }
  .axes { display: none; }
}
@media (max-width: 520px) { .project:nth-child(even) { grid-column: 1 / -1; } }

/* ==========================================================================
   Équipe
   ========================================================================== */
.team { background: var(--paper); border-top: 1px solid var(--line); }
.people { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--gutter); margin-top: clamp(40px, 6vw, 80px); }
.person { margin: 0; }
.person__portrait {
  aspect-ratio: 3 / 4; border: 1px solid var(--ink); position: relative; overflow: hidden;
  background:
    repeating-linear-gradient(135deg, transparent 0 7px, rgba(22, 23, 26, .13) 7px 8px),
    var(--concrete);
}
.person__portrait::before {
  content: attr(data-initials); position: absolute; left: 14px; bottom: 6px;
  font-family: var(--font-serif); font-weight: 300; font-size: clamp(3.2rem, 6vw, 5.4rem); line-height: 1; letter-spacing: -.04em;
  color: var(--ink); font-variation-settings: "opsz" 144;
}
.person__portrait::after {
  content: "Portrait — placeholder"; position: absolute; top: 12px; left: 14px; right: 14px;
  font: 500 9px var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
  padding-bottom: 8px; border-bottom: 1px solid var(--line-strong);
}
.person h3 { font-family: var(--font-serif); font-weight: 400; font-size: 1.3rem; margin-top: 16px; letter-spacing: -.01em; }
.person p { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
.person .mono { display: block; margin-top: 10px; color: var(--ink-2); font-size: 10px; }
.team__more { margin-top: clamp(48px, 6vw, 80px); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--gutter); border-top: 1px solid var(--ink); padding-top: 24px; }
.team__more p { margin: 0; max-width: 46ch; color: var(--ink-2); }
.team__more .serif { font-size: clamp(1.4rem, 2.4vw, 2rem); line-height: 1.2; color: var(--ink); }
@media (max-width: 900px) { .people { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; } .team__more { grid-template-columns: 1fr; } }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact { background: var(--concrete); --bg: var(--concrete); overflow: hidden; }
.contact__axo { position: absolute; right: -4vw; bottom: -2vw; width: min(760px, 58vw); color: var(--ink); opacity: .2; pointer-events: none; }
.contact__axo svg { width: 100%; height: auto; display: block; }
.contact .main { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: calc(var(--gutter) * 2); position: relative; }
.contact address { font-style: normal; margin-top: 40px; }
.contact address p { margin: 0 0 18px; }
.contact address a { text-decoration: none; border-bottom: 1px solid var(--line-strong); }
.contact address a:hover { border-color: var(--accent); }
.form { display: grid; gap: 22px; align-content: start; background: rgba(227, 224, 217, .85); }
.field label { display: block; font: 500 9.5px var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; border: 0; border-bottom: 1px solid var(--ink); background: transparent; color: var(--ink);
  font: 400 16px/1.4 var(--font-sans); padding: 8px 0 10px; border-radius: 0; appearance: none;
}
.field textarea { min-height: 120px; resize: vertical; }
.field select { background: linear-gradient(45deg, transparent 50%, var(--ink) 50%) right 6px top 50% / 6px 6px no-repeat, transparent; cursor: pointer; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-bottom-color: var(--accent); box-shadow: 0 1px 0 var(--accent); }
.btn {
  justify-self: start; display: inline-flex; gap: 18px; align-items: center; cursor: pointer;
  border: 1px solid var(--ink); background: transparent; color: var(--ink); border-radius: 0;
  padding: 15px 22px; font: 500 11px var(--font-mono); letter-spacing: .16em; text-transform: uppercase;
  transition: background-color .25s ease, color .25s ease;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.form__status { font: 500 10.5px/1.6 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); min-height: 1.6em; margin: 0; }
@media (max-width: 900px) { .contact .main { grid-template-columns: 1fr; } .contact__axo { width: 110vw; right: -30vw; opacity: .12; } }

/* ==========================================================================
   Pied de page
   ========================================================================== */
.site-footer { background: var(--ink); color: var(--paper); padding: 56px 0 40px; }
.site-footer .grid { row-gap: 32px; }
.site-footer .brand__name { font-size: 26px; }
.footer__disclaimer {
  grid-column: 5 / 10; border: 1px solid rgba(243, 241, 236, .35); padding: 14px 16px;
  font: 500 10.5px/1.7 var(--font-mono); letter-spacing: .1em; text-transform: uppercase;
}
.footer__disclaimer strong { color: #e0875f; font-weight: 500; }
.footer__links { grid-column: 10 / 13; justify-self: end; text-align: right; list-style: none; margin: 0; padding: 0; font-size: 14px; }
.footer__links li + li { margin-top: 6px; }
.footer__links a { text-decoration: none; border-bottom: 1px solid rgba(243, 241, 236, .3); }
.footer__base { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid rgba(243, 241, 236, .2); padding-top: 18px; color: rgba(243, 241, 236, .6); }
.footer__brand { grid-column: 1 / 5; }
@media (max-width: 900px) {
  .footer__brand, .footer__disclaimer, .footer__links { grid-column: 1 / -1; justify-self: start; text-align: left; }
}

/* ==========================================================================
   Apparitions discrètes
   ========================================================================== */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 1s ease, transform 1s cubic-bezier(.2, .6, .2, 1); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   Page — mentions légales
   ========================================================================== */
.legal { padding: calc(var(--header-h) + 80px) 0 120px; }
.legal .main > * { max-width: 68ch; }
.legal h2 { font-family: var(--font-serif); font-weight: 400; font-size: 1.6rem; margin: 56px 0 14px; letter-spacing: -.01em; }
.legal p, .legal li { color: var(--ink-2); }
.legal .banner { border: 1px solid var(--ink); padding: 18px 20px; margin: 32px 0 0; background: var(--concrete); }
.legal .banner strong { color: var(--accent); font-weight: 500; }