/* ==========================================================================
   Coralie Martini — site vitrine
   Direction : éditoriale, premium, méditerranéenne, chaleureuse.
   ========================================================================== */

:root {
  --bg: #faf6f0;
  --bg-alt: #f2ece1;
  --card: #ffffff;
  --ink: #2a2420;
  --muted: #756b60;
  --accent: #b5583c;
  --accent-dark: #8f4630;
  --border: #e4dbcd;

  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;

  --wrap: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.65;
  font-size: 1.05rem;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.75rem;
}

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 1rem;
  color: var(--ink);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.3rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1rem; color: var(--ink); }

a { color: var(--accent-dark); }

.section-kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--accent-dark);
  margin: 0 0 0.6rem;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 100;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

.site-header {
  position: sticky;
  top: 0;
  background: rgba(250, 246, 240, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.75rem;
}

.brand {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 1.8rem;
}

.primary-nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
}

.primary-nav a:hover { color: var(--accent-dark); }

.nav-cta {
  border: 1px solid var(--ink);
  padding: 0.5rem 1.1rem;
  border-radius: 2px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
}

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

.hero {
  padding: 6rem 0 4rem;
  text-align: left;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  color: var(--accent-dark);
}

.lede {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 620px;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  text-decoration: none;
  border-radius: 2px;
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }

.btn-secondary {
  border-color: var(--ink);
  color: var(--ink);
}
.btn-secondary:hover { background: var(--ink); color: #fff; }

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

.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: var(--bg-alt);
}

.two-col {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 3rem;
  align-items: center;
}

/* ---------- Media placeholders ---------- */

.media-placeholder {
  background: var(--card);
  border: 1px dashed var(--border);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  text-align: center;
  padding: 1.5rem;
  border-radius: 2px;
}

.media-placeholder.portrait {
  aspect-ratio: 3 / 4;
}

.media-placeholder.wide {
  aspect-ratio: 16 / 7;
  margin-bottom: 1.5rem;
}

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

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 1.8rem;
  border-radius: 2px;
}

.service-num {
  display: block;
  font-family: var(--font-serif);
  color: var(--accent);
  font-size: 1.4rem;
  margin-bottom: 0.6rem;
}

.service-card p { color: var(--muted); margin: 0; }

/* ---------- Études de cas ---------- */

.case-study-list {
  margin-top: 2rem;
  border-top: 1px solid var(--border);
}

.case-study {
  border-bottom: 1px solid var(--border);
}

.case-study-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 1.4rem 0;
  text-align: left;
  font-family: inherit;
  color: inherit;
}

.case-title {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.case-client {
  font-family: var(--font-serif);
  font-size: 1.25rem;
}

.case-role {
  color: var(--muted);
  font-size: 0.9rem;
}

.case-chevron {
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.case-study-toggle[aria-expanded="true"] .case-chevron {
  transform: rotate(-135deg);
}

.case-study-detail {
  padding: 0 0 2rem;
}

.case-study-detail dl {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0.6rem 1.5rem;
  margin: 0;
}

.case-study-detail dt {
  color: var(--accent-dark);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.case-study-detail dd {
  margin: 0 0 0.6rem;
  color: var(--ink);
}

/* ---------- Méthode ---------- */

.method-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.8rem;
}

.method-list li {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.method-num {
  font-family: var(--font-serif);
  color: var(--accent);
  font-size: 1.6rem;
}

.method-list p { color: var(--muted); margin: 0; }

/* ---------- Chiffres clés ---------- */

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.2rem;
  margin-top: 1.5rem;
}

.number-card {
  text-align: center;
  padding: 1.5rem 0.5rem;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 2px;
}

.number {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.9rem;
  color: var(--accent-dark);
}

.number-label {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 0.3rem;
}

.references-line {
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ---------- Témoignage ---------- */

.testimonial {
  border-left: 3px solid var(--accent);
  padding: 0.2rem 0 0.2rem 1.6rem;
  margin: 1.5rem 0 0;
  max-width: 700px;
}

.testimonial p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink);
}

.testimonial cite {
  display: block;
  font-style: normal;
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 1rem;
}

.testimonial cite strong {
  display: block;
  color: var(--ink);
}

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

.contact-embed {
  width: 100%;
  min-height: 500px;
  border: none;
  margin-top: 1rem;
}

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

.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-links a { margin: 0 0.4rem; color: var(--muted); }

.footer-copy { margin-top: 0.8rem; font-size: 0.8rem; }

/* ---------- Reveal animation (discrète) ---------- */

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

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

@media (max-width: 900px) {
  .two-col { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .method-list { grid-template-columns: repeat(2, 1fr); }
  .numbers-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 700px) {
  .nav-toggle { display: flex; }
  .primary-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.5rem 1.75rem 1.5rem;
  }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { padding: 0.7rem 0; width: 100%; }
  .nav-cta { margin-top: 0.5rem; }

  .case-study-detail dl { grid-template-columns: 1fr; }
  .case-study-detail dt { margin-top: 0.8rem; }
}


/* ---------- Automatisation & IA (ajout) ---------- */

.ia-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.5rem 0 0;
  padding: 0;
}

.ia-tags li {
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--accent-dark);
  font-size: 0.85rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
}

.ia-feature-list {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.ia-feature {
  border-left: 3px solid var(--accent);
  padding-left: 1.2rem;
}

.ia-feature h3 { margin-bottom: 0.4rem; }
.ia-feature p { color: var(--muted); margin: 0; }

/* ---------- Relief / profondeur (ajout) ---------- */

body {
  background-image: radial-gradient(circle at 15% 0%, rgba(181, 88, 60, 0.06), transparent 45%),
                     radial-gradient(circle at 100% 20%, rgba(181, 88, 60, 0.05), transparent 40%);
  background-attachment: fixed;
}

.media-placeholder {
  box-shadow: 0 12px 30px -18px rgba(42, 36, 32, 0.35);
}

.service-card,
.number-card {
  box-shadow: 0 8px 20px -14px rgba(42, 36, 32, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover,
.number-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 28px -16px rgba(42, 36, 32, 0.3);
}

.section-alt {
  position: relative;
}

.section-alt::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(181, 88, 60, 0.04), transparent 30%);
  pointer-events: none;
}

/* ---------- Hero avec visuel ---------- */

.hero {
  padding: 5rem 0 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
  padding-bottom: 3rem;
}

.hero-media {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
}

.hero-photo-main {
  max-height: 640px;
}

.hero-photo-accent {
  position: absolute;
  bottom: -2rem;
  left: -2.5rem;
  width: 55%;
  aspect-ratio: 4 / 5;
  border: 6px solid var(--bg);
}

/* ---------- Bande galerie ---------- */

.gallery-strip {
  padding: 4rem 0 0;
}

.gallery-grid {
  column-count: 3;
  column-gap: 1.2rem;
}

.gallery-grid .photo-frame.wide {
  break-inside: avoid;
  margin-bottom: 1.2rem;
  width: 100%;
  aspect-ratio: auto;
}

.gallery-grid .photo-frame img {
  height: auto;
}

/* ---------- Section IA : image + texte inversable ---------- */

.two-col-reverse {
  grid-template-columns: 0.9fr 1.1fr;
}

.two-col-reverse .ia-visual {
  margin-bottom: 0;
}

.ia-visual.photo-frame.wide {
  aspect-ratio: auto;
}

.ia-visual.photo-frame img {
  height: auto;
}

.ia-feature-list {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo-accent { position: static; width: 70%; margin-top: -3rem; margin-left: auto; }
  .gallery-grid { column-count: 2; }
  .two-col-reverse { grid-template-columns: 1fr; }
  .ia-feature-list { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .gallery-grid { column-count: 1; }
}

/* ---------- Cadres photo (vraies images) ---------- */

.photo-frame {
  overflow: hidden;
  box-shadow: 0 12px 30px -18px rgba(42, 36, 32, 0.35);
  background: var(--card);
}

.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.photo-frame.portrait { aspect-ratio: 3 / 4; }
.photo-frame.wide { aspect-ratio: 16 / 7; margin-bottom: 1.5rem; }

.hero-photo-main.photo-frame { aspect-ratio: 4 / 5; }

.apropos-content {
  max-width: 760px;
}

/* ---------- Indicateur "live" ---------- */

.live-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.9rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  animation: live-pulse 2s ease-in-out infinite;
}

@keyframes live-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(181, 88, 60, 0.5); }
  50% { box-shadow: 0 0 0 6px rgba(181, 88, 60, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .live-dot { animation: none; }
}

/* ---------- Zoom doux au survol des photos ---------- */

.photo-frame img {
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.photo-frame:hover img {
  transform: scale(1.05);
}

@media (prefers-reduced-motion: reduce) {
  .photo-frame img { transition: none; }
  .photo-frame:hover img { transform: none; }
}