:root {
  /* Nuances architecturales atelier d'art épuré */
  --bg-primary: #ffffff;
  --bg-secondary: #fbfbf9;
  --bg-tertiary: #f4f4f0;
  --bg-card: #ffffff;
  
  --text-main: #14171a;
  --text-secondary: #536471;
  --text-muted: #8b98a5;
  
  --accent: #b87333; /* Cuivre d'art / bronze chaud */
  --accent-hover: #9c5c24;
  --accent-soft: rgba(184, 115, 51, 0.08);
  --accent-light: rgba(184, 115, 51, 0.16);
  --accent-border: rgba(184, 115, 51, 0.28);
  
  --border: #e6e8ea;
  --border-light: #f0f2f4;
  
  /* Typographie de studio contemporain */
  --font-display: 'Clash Display', 'Cabinet Grotesk', 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'General Sans', 'Inter', system-ui, -apple-system, sans-serif;
  
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 14px 34px rgba(0, 0, 0, 0.07);
  
  --max-width: 1200px;
  --transition: all 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

/* HEADER MINIMALISTE */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.brand-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.brand-tagline {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  font-weight: 600;
  border-left: 2px solid var(--accent);
  padding-left: 0.8rem;
  line-height: 1.25;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.3rem 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-main);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-accent:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(184, 115, 51, 0.25);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-main);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: #eaeae4;
  transform: translateY(-1px);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-main);
}

/* HERO SECTION - CADRAGE PANORAMIQUE SUR-MESURE */
.hero-clean {
  padding: 3.5rem 1.5rem 4.5rem 1.5rem;
  background: linear-gradient(180deg, #fdfdfc 0%, #f7f7f4 100%);
  border-bottom: 1px solid var(--border);
}

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

.hero-text-block {
  max-width: 820px;
  margin-bottom: 2.8rem;
}

.hero-pill {
  display: inline-block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text-main);
  margin-bottom: 1.2rem;
}

.hero-title em {
  font-style: normal;
  color: var(--accent);
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 720px;
  margin-bottom: 2rem;
}

.hero-quick-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
}

.hero-contact-inline {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  flex-wrap: wrap;
}

.contact-pill-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 0.5rem 1rem;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-subtle);
}

.contact-pill-link:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* CADRE SLIDER PANORAMIQUE RESPONSIVE */
.hero-panoramic-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 2.56 / 1;
  max-height: 480px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  border: 1px solid var(--border);
  background: #edece8;
}

@media (max-width: 768px) {
  .hero-panoramic-wrapper {
    aspect-ratio: 16 / 9;
  }
}

.panoramic-slider {
  width: 100%;
  height: 100%;
  position: relative;
}

.slide-frame {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

.slide-frame.active {
  opacity: 1;
}

.slide-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.slide-caption-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.2rem 1.8rem;
  background: linear-gradient(180deg, transparent 0%, rgba(20, 23, 26, 0.75) 100%);
  color: #ffffff;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
}

.caption-label {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.panoramic-controls {
  display: flex;
  gap: 0.6rem;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-full);
}

.dot-btn {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: var(--transition);
}

.dot-btn.active {
  background: #ffffff;
  transform: scale(1.3);
}

/* VALEURS / TRUST STRIP */
.trust-strip {
  padding: 3rem 1.5rem;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
}

.trust-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.trust-item h4 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.3rem;
}

.trust-item p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* SECTIONS STRUCTURE */
.section-pad {
  padding: 5.5rem 1.5rem;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-head {
  max-width: 700px;
  margin-bottom: 3.5rem;
}

.tag-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 0.5rem;
}

.heading-section {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
  line-height: 1.2;
}

/* ABOUT SECTION - HARMONIE DES PROPORTIONS PHOTO */
.about-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4rem;
  align-items: center;
}

.about-text h3 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 1.4rem;
  line-height: 1.3;
}

.about-text p {
  font-size: 1.02rem;
  color: var(--text-secondary);
  margin-bottom: 1.2rem;
}

.about-text p strong {
  color: var(--text-main);
}

.commitments-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-top: 2rem;
}

.commitment-item {
  padding: 1.2rem 1.4rem;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-subtle);
}

.commitment-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.96rem;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.commitment-item span {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.about-photo-card {
  background: #ffffff;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-hover);
  text-align: center;
}

.about-photo-card img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xs);
  margin-bottom: 1rem;
}

.photo-caption {
  font-size: 0.86rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* PRESTATIONS / SERVICES */
.services-tri-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-box {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.4rem 2rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.service-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent-border);
}

.service-idx {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}

.service-box h4 {
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.9rem;
}

.service-box p {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.4rem;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  border-top: 1px solid var(--border-light);
  padding-top: 1.2rem;
}

.service-features li {
  font-size: 0.86rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-features li::before {
  content: '—';
  color: var(--accent);
  font-weight: bold;
}

/* REALISATIONS - AGENCEMENT PANORAMIQUE RESPONSIVE */
.works-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.work-row {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
}

.work-row:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--accent-border);
}

.work-media-container {
  width: 100%;
  aspect-ratio: 2.56 / 1;
  background: #edece8;
  overflow: hidden;
}

.work-media-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.work-row:hover .work-media-container img {
  transform: scale(1.03);
}

.work-detail {
  padding: 2.4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.work-category-tag {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.work-detail h4 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.8rem;
}

.work-detail p {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* SECTION CONTACT ELEGANTE */
.contact-block {
  background: #ffffff;
  border-top: 1px solid var(--border);
}

.contact-cards-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.contact-card-modern {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: var(--transition);
}

.contact-card-modern:hover {
  background: #ffffff;
  border-color: var(--accent);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.card-top-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
}

.contact-card-modern h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.contact-card-modern p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.contact-value-link {
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: auto;
  word-break: break-all;
}

.contact-value-link:hover {
  color: var(--accent);
}

.workshop-summary-banner {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.banner-desc strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-main);
  display: block;
  margin-bottom: 0.25rem;
}

.banner-desc p {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* FOOTER */
.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border);
  padding: 4.5rem 1.5rem 2.5rem 1.5rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 3.5rem;
  margin-bottom: 3.5rem;
}

.footer-col-brand p {
  margin-top: 1.2rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 340px;
}

.footer-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-main);
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.footer-menu {
  list-style: none;
}

.footer-menu li {
  margin-bottom: 0.7rem;
}

.footer-menu a {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-menu a:hover {
  color: var(--accent);
}

.footer-contact-data {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.data-group span {
  display: block;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
}

.data-group a,
.data-group strong {
  font-size: 0.92rem;
  color: var(--text-main);
  font-weight: 600;
}

.data-group a:hover {
  color: var(--accent);
}

.footer-copyright {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.84rem;
  color: var(--text-muted);
}

/* RESPONSIVE */
@media (max-width: 992px) {
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-layout {
    grid-template-columns: 1fr;
  }
  .services-tri-grid {
    grid-template-columns: 1fr;
  }
  .work-row {
    grid-template-columns: 1fr;
  }
  .contact-cards-layout {
    grid-template-columns: 1fr;
  }
  .footer-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .site-nav.mobile-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    padding: 1.5rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    border-top: 1px solid var(--border);
    gap: 1rem;
  }
  .trust-grid {
    grid-template-columns: 1fr;
  }
  .commitments-grid {
    grid-template-columns: 1fr;
  }
  .footer-row {
    grid-template-columns: 1fr;
  }
  .workshop-summary-banner {
    flex-direction: column;
    text-align: center;
  }
}