/* ========================
   RESET & VARIABLES
======================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:        #2c6e49;
  --green-dark:   #1e4d33;
  --green-light:  #3d8f60;
  --green-xlight: rgba(44, 110, 73, 0.08);
  --beige:        #fffaec;
  --beige-dark:   #f0e9cc;
  --beige-mid:    #f7f0d8;
  --ocre:         #c17c2f;
  --ocre-light:   #d9a05b;
  --black:        #111111;
  --black-soft:   #2a2a2a;
  --text-muted:   #777777;
  --font:         'Poppins', system-ui, sans-serif;
  --radius:       14px;
  --radius-lg:    20px;
  --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow:       0 4px 24px rgba(44, 110, 73, 0.10);
  --shadow-lg:    0 16px 48px rgba(44, 110, 73, 0.16);
  --shadow-xl:    0 32px 80px rgba(44, 110, 73, 0.22);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  background-color: var(--beige);
  color: var(--black);
  line-height: 1.65;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

h1, h2, h3 {
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--black);
}
h1 strong, h2 strong, h3 strong { font-weight: 900; color: var(--green); }
h1 em, h2 em, h3 em { font-style: italic; font-weight: 300; color: var(--green); }

.section-title { font-size: clamp(2.25rem, 4.5vw, 3.75rem); margin-bottom: 1rem; }

.section-eyebrow {
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--ocre); margin-bottom: 0.75rem;
  display: flex; align-items: center; gap: 0.625rem;
}
.section-eyebrow::before {
  content: ''; display: inline-block;
  width: 20px; height: 2px;
  background: var(--ocre); border-radius: 2px;
}

/* ========================
   BOUTONS
======================== */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.875rem 2rem; border-radius: 99px;
  font-family: var(--font); font-size: 0.875rem; font-weight: 700;
  letter-spacing: 0.02em; text-decoration: none;
  border: 2px solid transparent; transition: var(--transition);
  white-space: nowrap; cursor: pointer;
}
.btn--primary { background: var(--green); color: var(--beige); border-color: var(--green); }
.btn--primary:hover { background: var(--green-dark); border-color: var(--green-dark); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--ghost { background: transparent; color: var(--black); border-color: var(--black); }
.btn--ghost:hover { background: var(--black); color: var(--beige); transform: translateY(-2px); }
.btn--large { padding: 1.1rem 2.75rem; font-size: 1rem; }

/* ========================
   LOGO
======================== */
.logo-img        { height: 36px; width: auto; display: block; }
.logo-img--light { filter: brightness(0) invert(1); }

/* ========================
   NAV
======================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000; display: flex; align-items: center;
  justify-content: space-between; padding: 1.25rem 5vw;
  transition: var(--transition);
}
.nav.scrolled {
  background: rgba(255,250,236,0.94);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(44,110,73,0.1);
}
.nav__links { display: flex; list-style: none; gap: 2.5rem; align-items: center; }
.nav__links a {
  text-decoration: none; color: var(--black);
  font-size: 0.85rem; font-weight: 600;
  position: relative; transition: color var(--transition);
}
.nav__links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 2px; background: var(--green);
  border-radius: 2px; transition: width var(--transition);
}
.nav__links a:hover { color: var(--green); }
.nav__links a:hover::after { width: 100%; }

.nav__burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 6px;
  z-index: 1001; cursor: pointer;
}
.nav__burger span {
  display: block; width: 22px; height: 2px;
  background: var(--black); border-radius: 2px; transition: var(--transition);
}
.nav__burger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav__burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__burger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ========================
   HERO
======================== */
.hero {
  min-height: 100vh; display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center; padding: 120px 5vw 80px;
  gap: 4rem; position: relative; overflow: hidden;
}
.hero__content { position: relative; z-index: 1; }

.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 0.75rem;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ocre); margin-bottom: 1.75rem;
}
.hero__eyebrow::before {
  content: ''; display: inline-block;
  width: 28px; height: 2px; background: var(--ocre); border-radius: 2px;
}

.hero__title {
  font-size: clamp(3.5rem, 6.5vw, 6.5rem);
  margin-bottom: 1.5rem; font-weight: 300;
  line-height: 1.05; letter-spacing: -0.04em; color: var(--black);
}
.hero__title strong { display: block; font-weight: 900; color: var(--green); line-height: 1.0; }
.hero__title em     { font-style: italic; font-weight: 300; color: var(--green); }

.hero__sub {
  font-size: 1rem; color: var(--text-muted);
  margin-bottom: 2.5rem; display: flex;
  align-items: center; gap: 0.625rem; font-weight: 300;
}
.hero__sub::before {
  content: ''; display: inline-block;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); flex-shrink: 0;
  animation: blink 2.5s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0.25; } }

.hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero__deco { display: flex; align-items: center; justify-content: center; }
.hero__deco-logo {
  width: clamp(200px,28vw,400px); height: auto;
  opacity: 0.06; animation: floatLogo 7s ease-in-out infinite;
}
@keyframes floatLogo { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-18px); } }

.hero__scroll {
  position: absolute; bottom: 2.5rem; left: 5vw;
  display: flex; align-items: center; gap: 0.875rem;
  font-size: 0.7rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-muted); font-weight: 600;
}
.hero__scroll-line {
  width: 48px; height: 1px; background: var(--beige-dark);
  position: relative; overflow: hidden;
}
.hero__scroll-line::after {
  content: ''; position: absolute; top: 0; left: -100%;
  width: 100%; height: 100%; background: var(--green);
  animation: scanLine 2s ease-in-out infinite;
}
@keyframes scanLine { 0% { left:-100%; } 100% { left:100%; } }

/* ========================
   DISCIPLINES BAND
======================== */
.disciplines-band {
  overflow: hidden; background: var(--green);
  padding: 0.875rem 0; display: flex; align-items: center;
}
.disciplines-band__inner {
  display: flex; width: max-content;
  animation: ticker 28s linear infinite; will-change: transform;
}
.disciplines-band:hover .disciplines-band__inner { animation-play-state: paused; }
.disciplines-band__block { display: flex; align-items: center; flex-shrink: 0; }
.disciplines-band__block span {
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,250,236,0.8); white-space: nowrap; padding: 0 1.25rem;
}
.disciplines-band__block .sep { color: var(--ocre-light); font-weight: 300; padding: 0; flex-shrink: 0; }
@keyframes ticker { 0% { transform:translateX(0); } 100% { transform:translateX(-50%); } }

/* ========================
   WORK
======================== */
.work { padding: 9rem 5vw; overflow: hidden; }

.work__header {
  display: flex; align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 4rem; flex-wrap: wrap; gap: 1.5rem;
}
.work__filters { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.filter-btn {
  padding: 0.45rem 1.1rem; border: 2px solid var(--beige-dark);
  background: transparent; border-radius: 99px;
  font-size: 0.75rem; font-weight: 700; transition: var(--transition);
  color: var(--text-muted); font-family: var(--font);
  letter-spacing: 0.03em; cursor: pointer;
}
.filter-btn:hover  { border-color: var(--green); color: var(--green); }
.filter-btn.active { background: var(--green); color: var(--beige); border-color: var(--green); }

/* ========================
   BENTO GRID
======================== */
.work__grid {
  display: grid; grid-template-columns: repeat(12,1fr);
  grid-auto-rows: 80px; gap: 1rem;
  width: 100%; box-sizing: border-box; min-width: 0;
}

.project-card {
  position: relative; overflow: hidden; border-radius: 16px;
  background: var(--beige-mid); opacity: 0; transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease, box-shadow var(--transition);
  cursor: pointer; min-width: 0;
}
.project-card.visible       { opacity: 1; transform: translateY(0); }
.project-card.visible:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }

.project-card--large  { grid-column: span 8; grid-row: span 6; }
.project-card--medium { grid-column: span 4; grid-row: span 6; }
.project-card--wide   { grid-column: span 6; grid-row: span 5; }
.project-card--square { grid-column: span 6; grid-row: span 5; }
.project-card--mini   { grid-column: span 4; grid-row: span 4; }

.project-card__img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.project-card:hover .project-card__img { transform: scale(1.04); }

.project-card__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, transparent 35%, rgba(17,17,17,0.85) 100%);
  opacity: 0; transition: opacity var(--transition);
  display: flex; align-items: flex-end; padding: 1.5rem;
}
.project-card:hover .project-card__overlay { opacity: 1; }

.project-card__info { color: var(--beige); }
.project-card__info h3 {
  font-size: 1.1rem; font-weight: 800;
  letter-spacing: -0.02em; margin-bottom: 0.2rem;
  color: var(--beige); line-height: 1.2;
}
.project-card__info span {
  font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.6;
}

.project-card__label {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 1.25rem 1.25rem 1rem;
  background: linear-gradient(to top, rgba(17,17,17,0.72) 0%, transparent 100%);
  pointer-events: none; transition: opacity var(--transition);
}
.project-card:hover .project-card__label { opacity: 0; }
.project-card__label h3 {
  font-size: 0.85rem; font-weight: 800; color: var(--beige);
  margin-bottom: 0.1rem; line-height: 1.2; letter-spacing: -0.01em;
}

.project-card__badge {
  position: absolute; top: 1rem; right: 1rem;
  background: var(--ocre); color: var(--beige);
  font-size: 0.62rem; font-weight: 800;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.2rem 0.65rem; border-radius: 99px; z-index: 2;
}

.project-card__placeholder {
  width: 100%; height: 100%; display: flex;
  align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--green-light) 0%, var(--green-dark) 100%);
  font-size: clamp(2.5rem,5vw,5rem); font-weight: 900;
  letter-spacing: -0.04em; color: rgba(255,250,236,0.1);
}

.work__loading {
  grid-column: 1/-1; text-align: center;
  padding: 5rem; color: var(--text-muted);
  font-size: 0.9rem; line-height: 1.8;
}

/* ========================
   ABOUT
======================== */
.about {
  padding: 9rem 5vw; background: var(--green);
  color: var(--beige); position: relative; overflow: hidden;
}
.about::before {
  content: ''; position: absolute; right: -8vw; top: 50%;
  transform: translateY(-50%); width: 45vw; height: 45vw;
  border-radius: 50%; border: 1px solid rgba(255,250,236,0.05);
  pointer-events: none;
}
.about__inner {
  display: grid; grid-template-columns: 1fr 400px;
  gap: 7rem; align-items: center;
  max-width: 1280px; margin: 0 auto;
  position: relative; z-index: 1;
}
.about__eyebrow {
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: rgba(255,250,236,0.45); margin-bottom: 1.25rem;
  display: flex; align-items: center; gap: 0.625rem;
}
.about__eyebrow::before {
  content: ''; display: inline-block;
  width: 20px; height: 1px; background: rgba(255,250,236,0.35);
}
.about .section-title        { color: rgba(255,250,236,0.55); font-weight: 300; }
.about .section-title strong { color: var(--beige); font-weight: 900; display: block; }
.about .section-title em     { color: rgba(255,250,236,0.55); font-style: italic; font-weight: 300; }
.about__text p {
  font-size: 1rem; line-height: 1.85;
  color: rgba(255,250,236,0.7); margin-bottom: 1.25rem; font-weight: 300;
}
.about__disciplines { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; margin-top: 2rem; }
.about__discipline-item {
  display: flex; align-items: center; gap: 0.625rem;
  font-size: 0.875rem; font-weight: 600;
  color: rgba(255,250,236,0.8); padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,250,236,0.1);
}
.about__discipline-icon { color: var(--ocre-light); font-size: 0.55rem; }

.about__visual { display: flex; flex-direction: column; gap: 1.25rem; }
.about__portrait-frame {
  aspect-ratio: 3/4; border-radius: var(--radius-lg);
  background: rgba(255,250,236,0.06); border: 1px solid rgba(255,250,236,0.1);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.about__portrait-placeholder { font-size: 5rem; font-weight: 900; color: rgba(255,250,236,0.07); letter-spacing: -0.04em; }
.about__stat { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.about__stat-item {
  background: rgba(255,250,236,0.06); border: 1px solid rgba(255,250,236,0.1);
  border-radius: var(--radius); padding: 1.25rem; text-align: center;
}
.about__stat-num {
  display: block; font-size: 2rem; font-weight: 900;
  color: var(--ocre-light); letter-spacing: -0.04em; line-height: 1; margin-bottom: 0.3rem;
}
.about__stat-label { font-size: 0.7rem; font-weight: 600; color: rgba(255,250,236,0.4); text-transform: uppercase; letter-spacing: 0.08em; }

/* ========================
   CONTACT
======================== */
.contact { padding: 10rem 5vw; text-align: center; position: relative; overflow: hidden; }
.contact::before {
  content: ''; position: absolute; top: -30%; left: 50%;
  transform: translateX(-50%); width: 60vw; height: 60vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(44,110,73,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.contact__inner { max-width: 620px; margin: 0 auto; position: relative; z-index: 1; }
.contact__eyebrow {
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--ocre); margin-bottom: 1.25rem;
  display: flex; align-items: center; justify-content: center; gap: 0.75rem;
}
.contact__eyebrow::before,
.contact__eyebrow::after {
  content: ''; display: inline-block;
  width: 16px; height: 1px; background: var(--ocre); opacity: 0.45;
}
.contact__sub { font-size: 1rem; color: var(--text-muted); margin-bottom: 2.75rem; font-weight: 300; line-height: 1.75; }
.contact__socials { display: flex; justify-content: center; align-items: center; gap: 1rem; margin-top: 3rem; }
.contact__socials a {
  text-decoration: none; color: var(--text-muted);
  font-size: 0.8rem; font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase; transition: color var(--transition);
}
.contact__socials a:hover { color: var(--green); }
.contact__socials span { color: var(--beige-dark); font-size: 0.7rem; }

/* ========================
   FOOTER
======================== */
.footer {
  background: var(--green); padding: 2rem 5vw;
  display: flex; align-items: center;
  justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
.footer__logo { height: 26px; width: auto; filter: brightness(0) invert(1); opacity: 0.7; }
.footer p { color: rgba(255,250,236,0.45); font-size: 0.78rem; font-weight: 400; }

/* ========================
   PAGE PROJET
======================== */
.project-hero { padding: 140px 5vw 80px; max-width: 1280px; margin: 0 auto; }
.project-hero__back {
  display: inline-flex; align-items: center; gap: 0.5rem;
  text-decoration: none; color: var(--green);
  font-size: 0.78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 3rem; transition: gap var(--transition);
}
.project-hero__back:hover { gap: 0.875rem; }
.project-hero__meta { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.project-hero__meta span {
  display: inline-block; padding: 0.25rem 0.875rem;
  background: var(--green-xlight); color: var(--green);
  border-radius: 99px; font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.project-hero__title { font-size: clamp(2.5rem,5.5vw,5.5rem); margin-bottom: 1rem; font-weight: 300; letter-spacing: -0.04em; }
.project-hero__title strong { font-weight: 900; color: var(--green); }
.project-hero__sub { font-size: 1.05rem; color: var(--text-muted); font-weight: 300; max-width: 600px; }

.project-body { padding: 0 5vw 8rem; max-width: 1280px; margin: 0 auto; }
.project-cover {
  width: 100%; aspect-ratio: 16/7;
  background: linear-gradient(135deg, var(--green-light) 0%, var(--green-dark) 100%);
  border-radius: var(--radius-lg); margin-bottom: 5rem; overflow: hidden;
}
.project-cover img { width: 100%; height: 100%; object-fit: cover; }
.project-cover-placeholder {
  width: 100%; height: 100%; display: flex;
  align-items: center; justify-content: center;
  font-size: 10rem; font-weight: 900;
  letter-spacing: -0.06em; color: rgba(255,250,236,0.07);
}

.project-content-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 6rem; margin-bottom: 5rem; }
.project-description p { font-size: 1.05rem; line-height: 1.9; color: var(--black-soft); margin-bottom: 1.5rem; font-weight: 300; }
.project-sidebar__item { margin-bottom: 2rem; padding-bottom: 2rem; border-bottom: 1px solid var(--beige-dark); }
.project-sidebar__item:last-child { border-bottom: none; }
.project-sidebar__label { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--green); font-weight: 800; margin-bottom: 0.4rem; }
.project-sidebar__value { font-size: 0.95rem; font-weight: 400; }

.project-gallery { display: grid; grid-template-columns: repeat(12,1fr); gap: 1rem; }
.project-gallery__item { border-radius: var(--radius); overflow: hidden; background: var(--beige-mid); position: relative; }
.project-gallery__item--full  { grid-column: span 12; aspect-ratio: 16/7; }
.project-gallery__item--half  { grid-column: span 6;  aspect-ratio: 4/3; }
.project-gallery__item--third { grid-column: span 4;  aspect-ratio: 1; }
.project-gallery__item img { width: 100%; height: 100%; object-fit: cover; }
.project-gallery__placeholder { width: 100%; height: 100%; min-height: 200px; background: linear-gradient(135deg, rgba(44,110,73,0.12) 0%, rgba(44,110,73,0.22) 100%); }

.gallery-item-btn,
.gallery-item-link {
  display: block; width: 100%; height: 100%;
  position: relative; border: none; background: none;
  padding: 0; cursor: pointer; overflow: hidden;
}
.gallery-item-btn img,
.gallery-item-link img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; display: block; }
.gallery-item-btn:hover img,
.gallery-item-link:hover img { transform: scale(1.04); }

.gallery-item-icon {
  position: absolute; bottom: 0.75rem; right: 0.75rem;
  width: 2rem; height: 2rem; border-radius: 50%;
  background: rgba(255,250,236,0.92); color: var(--green);
  font-size: 1rem; display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(4px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}
.gallery-item-btn:hover .gallery-item-icon,
.gallery-item-link:hover .gallery-item-icon { opacity: 1; transform: translateY(0); }
.gallery-item-icon--ext { font-size: 0.85rem; }

.project-nav {
  display: flex; justify-content: space-between;
  align-items: center; margin-top: 5rem;
  padding-top: 3rem; border-top: 1px solid var(--beige-dark);
}

/* ========================
   LIGHTBOX
======================== */
.lightbox {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(17,17,17,0.96);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease;
}
.lightbox.open { opacity: 1; pointer-events: all; }

.lightbox__inner {
  position: relative; max-width: 90vw; max-height: 88vh;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.lightbox__img { max-width: 90vw; max-height: 78vh; object-fit: contain; border-radius: var(--radius); display: block; }
.lightbox__caption { color: rgba(255,250,236,0.55); font-size: 0.8rem; text-align: center; }
.lightbox__ext-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--beige); background: var(--green);
  padding: 0.5rem 1.25rem; border-radius: 99px;
  font-size: 0.78rem; font-weight: 700; text-decoration: none;
  transition: background var(--transition);
}
.lightbox__ext-link:hover { background: var(--green-dark); }

.lightbox__close {
  position: absolute; top: 1.25rem; right: 1.25rem;
  background: rgba(255,250,236,0.1); border: none; color: var(--beige);
  width: 2.5rem; height: 2.5rem; border-radius: 50%;
  font-size: 1.1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition); z-index: 2;
}
.lightbox__close:hover { background: rgba(255,250,236,0.2); }

.lightbox__prev,
.lightbox__next {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,250,236,0.08); border: none; color: var(--beige);
  width: 3rem; height: 3rem; border-radius: 50%;
  font-size: 1.5rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition), opacity var(--transition); z-index: 2;
}
.lightbox__prev { left: -4rem; }
.lightbox__next { right: -4rem; }
.lightbox__prev:hover,
.lightbox__next:hover { background: rgba(255,250,236,0.15); }

/* ========================
   RESPONSIVE ≤ 1024px
======================== */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding-top: 100px; }
  .hero__eyebrow, .hero__sub, .hero__cta { justify-content: center; }
  .hero__deco   { display: none; }
  .hero__scroll { display: none; }

  .about__inner  { grid-template-columns: 1fr; gap: 4rem; }
  .about__visual { display: none; }

  .work__grid { grid-template-columns: repeat(6,1fr); }
  .project-card--large  { grid-column: span 6; grid-row: span 6; }
  .project-card--medium { grid-column: span 6; grid-row: span 5; }
  .project-card--wide   { grid-column: span 3; grid-row: span 5; }
  .project-card--square { grid-column: span 3; grid-row: span 5; }
  .project-card--mini   { grid-column: span 3; grid-row: span 4; }

  .project-content-grid { grid-template-columns: 1fr; gap: 3rem; }
  .work__header { flex-direction: column; align-items: flex-start; }

  .lightbox__prev { left: -1rem; }
  .lightbox__next { right: -1rem; }
}

/* ========================
   RESPONSIVE ≤ 640px
======================== */
@media (max-width: 640px) {
  .nav__links {
    display: none; position: fixed; inset: 0;
    background: var(--beige); flex-direction: column;
    align-items: center; justify-content: center;
    gap: 2.5rem; z-index: 999;
  }
  .nav__links.open   { display: flex; }
  .nav__links.open a { font-size: 1.35rem; font-weight: 800; }
  .nav__burger       { display: flex; }

  .work__grid { grid-template-columns: repeat(2,1fr); grid-auto-rows: 70px; }
  .project-card--large,
  .project-card--wide,
  .project-card--square { grid-column: span 2; grid-row: span 5; }
  .project-card--medium,
  .project-card--mini   { grid-column: span 1; grid-row: span 5; }

  .about__disciplines   { grid-template-columns: 1fr; }
  .footer               { flex-direction: column; text-align: center; gap: 1.25rem; }
  .project-content-grid { grid-template-columns: 1fr; gap: 2rem; }
  .project-gallery      { grid-template-columns: 1fr; }
  .project-gallery__item--full,
  .project-gallery__item--half,
  .project-gallery__item--third { grid-column: span 1; }

  .lightbox__prev { left: 0.25rem; }
  .lightbox__next { right: 0.25rem; }
}

/* Photo portrait à propos */
.about__portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}