/* ============================================
   STUDIO CHARLIE — Feuille de style principale
   Palette : #2c363f (bleu nuit) / #955e42 (brun) / #e6e6e6 (gris clair)
   Typo : Jost (alternative libre proche de Myriad, en light)
============================================ */

:root {
  --navy: #2c363f;
  --navy-soft: #3a4550;
  --brown: #955e42;
  --brown-soft: #a97654;
  --grey: #e6e6e6;
  --white: #fdfdfc;
  --black: #17191b;

  --font-display: 'Jost', sans-serif;
  --font-body: 'Jost', sans-serif;

  --max-width: 1280px;
  --pad: clamp(24px, 6vw, 96px);

  --ease: cubic-bezier(0.65, 0, 0.35, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 300;
  background: var(--white);
  color: var(--black);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Typography helpers ---------- */

.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--brown);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: 0.01em;
  line-height: 1.1;
}

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  background: var(--navy);
  justify-content: space-between;
  padding: 16px var(--pad);
  transition: padding 0.4s var(--ease);
}



.logo-mark {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.15rem;
  color: var(--white);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.logo-mark .bar { color: var(--brown); font-weight: 200; }

.logo-img {
  height: 34px;
  width: auto;
  display: block;
  transition: height 0.4s var(--ease);
}

.main-nav {
  display: flex;
  gap: clamp(20px, 3vw, 8px);
}

.main-nav a {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
  position: relative;
  padding-bottom: 4px;
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--white);
  transition: width 0.35s var(--ease);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 110;
}
.nav-toggle span {
  width: 26px;
  height: 1px;
  background: var(--white);
  display: block;
}

/* ---------- Hero ---------- */

.hero {
  background: var(--navy); color: var(--white); padding: 100px var(--pad) 25px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.hero .eyebrow { color: var(--brown-soft); margin-bottom: 28px; display: block; }

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  font-weight: 200;
  max-width: 30ch;
}

.hero-quote {
  margin-top: 48px;
  max-width: 42ch;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  font-style: italic;
  color: rgba(253,253,252,0.72);
  border-left: 1px solid var(--brown);
  padding-left: 24px;
}

.hero-quote span { display: block; margin-top: 10px; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; font-style: normal; color: var(--brown-soft); }



/* ---------- Sections generic ---------- */

section { padding: 120px var(--pad); }

.section-head {
  max-width: var(--max-width);
  margin: 0 auto 64px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 300;
}

.section-head .eyebrow { display: block; margin-bottom: 18px; }

.section-note {
  max-width: 34ch;
  font-size: 0.95rem;
  color: #6b6b6b;
  line-height: 1.6;
}

/* ---------- Projects grid (Accueil) ---------- */

.projects { background: var(--white); }

.projects-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: clamp(220px, 22vw, 320px);
  gap: clamp(16px, 2.4vw, 32px);
}

.project-card {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  cursor: pointer;
  grid-column: span 1;
  grid-row: span 1;
  display: flex;
  flex-direction: column;
}

/* Cartes plus hautes pour casser la grille façon mosaïque */
.project-card.size-tall { grid-row: span 2; }

.project-media {
  position: relative;
  flex: 1 1 auto;
  overflow: hidden;
  min-height: 0;
}

.project-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
  transition: opacity 0.6s var(--ease), transform 1.2s var(--ease);
}

.project-card img.img-b { opacity: 0; }

.project-card:hover img.img-a { opacity: 0; }
.project-card:hover img.img-b { opacity: 1; }
.project-card:hover img { transform: scale(1.04); }

.project-card .placeholder-tag {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(253,253,252,0.35);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-align: center;
  padding: 20px;
  border: 1px dashed rgba(253,253,252,0.25);
  margin: 12px;
}

.project-caption {
  position: relative;
  flex: 0 0 auto;
  display: grid;
  grid-template-rows: 0fr;
  background: var(--white);
  transition: grid-template-rows 0.4s var(--ease);
  z-index: 2;
}

.project-card:hover .project-caption { grid-template-rows: 1fr; }

.caption-inner {
  overflow: hidden;
  padding: 0 22px;
  transition: padding 0.4s var(--ease);
}

.project-card:hover .caption-inner { padding: 18px 22px; }

.project-caption .p-title { display: block; font-size: 1.05rem; font-weight: 300; color: var(--navy); }
.project-caption .p-type {
  display: block;
  margin-top: 4px;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brown);
}

/* ---------- About / Qui suis-je ---------- */

.about-split {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: center;
}

.about-portrait { position: relative; }

.about-portrait img { width: 100%; filter: grayscale(12%); }

.about-portrait::before {
  content: '';
  position: absolute;
  top: -18px;
  left: -18px;
  right: 18px;
  bottom: 18px;
  border: 1px solid var(--brown);
  z-index: -1;
}

.about-copy p {
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  line-height: 1.85;
  color: #3d3d3d;
  margin-bottom: 26px;
  max-width: 52ch;
}

.about-copy p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 3.2rem;
  color: var(--brown);
  float: left;
  line-height: 0.8;
  padding-right: 10px;
  padding-top: 6px;
  font-weight: 300;
}

.tag-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

.tag-row span {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid #d9d9d9;
  padding: 9px 18px;
  color: var(--navy);
}

/* ---------- Services ---------- */

.services-list { max-width: var(--max-width); margin: 0 auto; border-top: 1px solid #e0e0e0; }

.service-row {
  display: grid;
  grid-template-columns: 90px 1.3fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid #e0e0e0;
  cursor: pointer;
  transition: background 0.4s var(--ease);
}

.service-row:hover { background: #fafaf9; }

.service-num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--brown);
  letter-spacing: 0.05em;
}

.service-row h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  font-weight: 300;
  transition: transform 0.4s var(--ease), color 0.4s var(--ease);
}

.service-row:hover h3 { transform: translateX(10px); color: var(--brown); }

.service-desc { font-size: 0.92rem; color: #6b6b6b; line-height: 1.65; max-width: 42ch; }

/* ---------- CTA band ---------- */

.cta-band {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: 80px var(--pad);
}

.cta-band .eyebrow { color: var(--brown-soft); }

.cta-band h2 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 200;
  max-width: 16ch;
  margin: 26px auto 46px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 18px 38px;
  border: 1px solid currentColor;
  transition: all 0.4s var(--ease);
}

.btn-light { color: var(--white); }
.btn-light:hover { background: var(--white); color: var(--navy-soft); }

.btn-dark { background: var(--navy-soft); color: var(--white); }
.btn-dark:hover { background: var(--white); color: var(--navy-soft); }

/* ---------- Contact ---------- */

.contact-wrap {
  max-width: 920px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(40px, 6vw, 90px);
}

.contact-info .eyebrow { display: block; margin-bottom: 20px; }
.contact-info h2 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); margin-bottom: 30px; }
.contact-info p { color: #6b6b6b; line-height: 1.7; margin-bottom: 30px; max-width: 34ch; }

.contact-detail { display: flex; flex-direction: column; gap: 6px; margin-bottom: 26px; }
.contact-detail .label {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brown);
}
.contact-detail a, .contact-detail span.value { font-size: 1.05rem; color: var(--navy); }

.form-field { position: relative; margin-bottom: 34px; }

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  border: none;
  border-bottom: 1px solid #cfcfcf;
  background: transparent;
  padding: 12px 2px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  color: var(--navy);
  transition: border-color 0.3s var(--ease);
}

.form-field textarea { resize: vertical; min-height: 100px; }

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-bottom-color: var(--brown);
}

.form-field label {
  position: absolute;
  left: 2px;
  top: 12px;
  font-size: 1rem;
  color: #999;
  pointer-events: none;
  transition: all 0.25s var(--ease);
}

.form-field input:focus + label,
.form-field input:not(:placeholder-shown) + label,
.form-field textarea:focus + label,
.form-field textarea:not(:placeholder-shown) + label {
  top: -14px;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brown);
}

.form-success {
  display: none;
  border: 1px solid var(--brown);
  padding: 20px 24px;
  font-size: 0.92rem;
  color: var(--navy);
  margin-bottom: 30px;
}
.form-success.show { display: block; }

/* ---------- Footer ---------- */

.site-footer { background: var(--black); color: rgba(253,253,252,0.6); padding: 60px var(--pad) 34px; }

.footer-top {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(253,253,252,0.12);
}

.footer-logo { font-family: var(--font-display); font-size: 1.1rem; color: var(--white); font-weight: 300; }
.footer-logo .bar { color: var(--brown); }

.footer-nav { display: flex; gap: 34px; flex-wrap: wrap; }
.footer-nav a { font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; }
.footer-nav a:hover { color: var(--white); }

.footer-social { display: flex; gap: 18px; }
.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(253,253,252,0.18);
  border-radius: 50%;
  color: rgba(253,253,252,0.7);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.footer-social a:hover { color: var(--brown-soft); border-color: var(--brown-soft); }

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Page hero (sous-pages) ---------- */

.page-hero { background: var(--navy); color: var(--white); padding: 100px var(--pad) 100px; }
.page-hero-inner { max-width: var(--max-width); margin: 0 auto; }
.page-hero h1 { font-size: clamp(2.2rem, 5.5vw, 4rem); font-weight: 200; margin-top: 20px; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(253,253,252,0.65);
  margin-bottom: 24px;
  transition: color 0.3s var(--ease);
}
.back-link:hover { color: var(--white); }
.back-link::before { content: '←'; font-size: 0.95rem; }

.page-hero-tag {
  display: block;
  margin-top: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brown-soft);
}

/* ---------- Project detail ---------- */

.project-detail-meta {
  max-width: var(--max-width);
  margin: 0 auto 90px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  border-top: 1px solid #e0e0e0;
  border-bottom: 1px solid #e0e0e0;
  padding: 34px 0;
}

.meta-item { display: flex; flex-direction: column; gap: 8px; }
.meta-item .label { font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brown); }
.meta-item .value { font-size: 0.98rem; color: var(--navy); line-height: 1.5; }

.project-intro {
  max-width: 760px;
  margin: 0 auto 90px;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.85;
  color: #3d3d3d;
}

.project-intro p { margin-bottom: 22px; }
.project-intro p:last-child { margin-bottom: 0; }

.project-gallery {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 4vw, 56px);
}

.project-gallery img { width: 100%; display: block; }

.gallery-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(16px, 2vw, 32px);
}

.project-nav-next {
  max-width: var(--max-width);
  margin: 110px auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border-top: 1px solid #e0e0e0;
  padding-top: 44px;
  flex-wrap: wrap;
}

.project-nav-next .next-label { font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brown); display: block; margin-bottom: 6px; }
.project-nav-next .next-title { font-size: 1.3rem; font-weight: 300; color: var(--navy); transition: color 0.3s var(--ease); }
.project-nav-next a:hover .next-title { color: var(--brown); }

/* ---------- Service detail ---------- */

.service-detail-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(40px, 6vw, 100px);
}

.service-detail-list { margin-top: 40px; border-top: 1px solid #e0e0e0; }
.service-detail-list li {
  list-style: none;
  padding: 18px 0;
  border-bottom: 1px solid #e0e0e0;
  font-size: 0.98rem;
  color: #3d3d3d;
  display: flex;
  gap: 16px;
  align-items: baseline;
}
.service-detail-list li::before { content: '—'; color: var(--brown); flex: none; }

.service-side {
  background: var(--navy);
  color: var(--white);
  padding: clamp(30px, 4vw, 50px);
  align-self: start;
}
.service-side .eyebrow { color: var(--brown-soft); }
.service-side h3 { font-size: 1.3rem; font-weight: 300; margin: 18px 0 16px; }
.service-side p { font-size: 0.92rem; line-height: 1.7; color: rgba(253,253,252,0.75); margin-bottom: 26px; }

@media (max-width: 900px) {
  .service-detail-grid { grid-template-columns: 1fr; }
}

/* ---------- Reveal on scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .about-split, .contact-wrap { grid-template-columns: 1fr; }
  .about-portrait { max-width: 380px; }
  .service-row { grid-template-columns: 50px 1fr; }
  .service-desc { grid-column: 2 / 3; max-width: none; }

  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card.size-tall { grid-row: span 2; }
}

@media (max-width: 760px) {
  .site-header { padding: 22px 24px; }
  .main-nav {
    position: fixed;
    inset: 0;
    background: var(--navy);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 36px;
    transform: translateX(100%);
    transition: transform 0.5s var(--ease);
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav a { font-size: 1rem; color: var(--white); }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .projects-grid { grid-template-columns: 1fr; grid-auto-rows: 320px; }
  .project-card.size-tall { grid-row: span 1; }
  section { padding: 80px 24px; }
  .project-detail-meta { grid-template-columns: repeat(2, 1fr); }
  .gallery-pair { grid-template-columns: 1fr; }
  .page-hero { padding: 150px 24px 70px; }
}