/* ============================================================
   TERRA Studio IA — style.css
   Charte : Noir #0F0F0F | Or #C8A86E | Studio digital UEMOA
   Version : 2.0 — Régénéré par dev_frontend_agent TERRA v2
   ============================================================ */

/* ── Design Tokens (variables CSS officielles TERRA) ─────── */
:root {
  /* Couleurs */
  --terra-noir:         #0F0F0F;
  --terra-or:           #C8A86E;
  --terra-or-pale:      #E8D5A8;
  --terra-or-sombre:    #8A6F3E;
  --terra-gris-clair-1: #F4F4F4;
  --terra-gris-clair-2: #EDEDED;
  --terra-gris-bordure: #CCCCCC;
  --terra-fond-champ:   #FDFAF5;

  /* Surfaces internes (non documentées mais nécessaires) */
  --terra-surface:      #111111;
  --terra-card:         #141414;
  --terra-border:       #222222;
  --terra-or-glow:      rgba(200, 168, 110, 0.10);
  --terra-or-glow2:     rgba(200, 168, 110, 0.20);

  /* Typographie */
  --terra-font-titre:   'Helvetica Neue', Helvetica, Arial, sans-serif;
  --terra-font-mono:    'Courier New', Courier, monospace;

  /* Espacements */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Utilitaires globaux */
  --nav-h:      72px;
  --max-w:      1200px;
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--terra-noir);
  color: var(--terra-gris-clair-1);
  font-family: var(--terra-font-titre);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

img  { display: block; max-width: 100%; }
a    { color: inherit; text-decoration: none; }
ul   { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* Couleur de sélection */
::selection {
  background: rgba(200, 168, 110, 0.28);
  color: var(--terra-or-pale);
}

/* Scrollbar personnalisée */
::-webkit-scrollbar          { width: 5px; }
::-webkit-scrollbar-track    { background: var(--terra-noir); }
::-webkit-scrollbar-thumb    { background: var(--terra-or-sombre); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--terra-or); }

/* ══════════════════════════════════════════════════════════
   LAYOUT
   ══════════════════════════════════════════════════════════ */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

/* Sections alternées */
#hero,
#services,
#portfolio {
  background: var(--terra-noir);
}
#pourquoi,
#processus,
#contact {
  background: #111111;
}

/* ══════════════════════════════════════════════════════════
   COMPOSANTS TYPOGRAPHIQUES COMMUNS
   ══════════════════════════════════════════════════════════ */
.section-label {
  font-family: var(--terra-font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--terra-or);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--terra-or);
  flex-shrink: 0;
}

.section-title {
  font-family: var(--terra-font-titre);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--terra-gris-clair-1);
  margin-bottom: var(--space-3xl);
}
.section-title em {
  font-style: italic;
  color: var(--terra-or);
  font-weight: 400;
}

/* ══════════════════════════════════════════════════════════
   BOUTONS
   ══════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 13px 28px;
  font-family: var(--terra-font-titre);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-or {
  background: var(--terra-or);
  color: var(--terra-noir);
  border: 1px solid var(--terra-or);
}
.btn-or:hover {
  background: var(--terra-or-pale);
  border-color: var(--terra-or-pale);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(200, 168, 110, 0.35);
}
.btn-or:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--terra-or);
  border: 1px solid var(--terra-or);
}
.btn-ghost:hover {
  background: rgba(200, 168, 110, 0.10);
  transform: translateY(-2px);
}
.btn-ghost:active { transform: translateY(0); }

/* ══════════════════════════════════════════════════════════
   SCROLL REVEAL
   ══════════════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.10s; }
.reveal-delay-2 { transition-delay: 0.20s; }
.reveal-delay-3 { transition-delay: 0.30s; }
.reveal-delay-4 { transition-delay: 0.40s; }

/* ══════════════════════════════════════════════════════════
   1. NAVIGATION
   ══════════════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  background: rgba(15, 15, 15, 0.94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--terra-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: var(--nav-h);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo-svg {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 3px;
}
.nav-logo-name {
  font-family: var(--terra-font-titre);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--terra-or);
}
.nav-logo-tag {
  font-family: var(--terra-font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--terra-or-pale);
  opacity: 0.7;
}

/* Liens de navigation */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--terra-gris-clair-2);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--terra-or);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.nav-links a:hover {
  color: var(--terra-or);
}
.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  margin-left: var(--space-md);
  flex-shrink: 0;
}

/* Hamburger mobile */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  cursor: pointer;
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--terra-or);
  transition: all var(--transition);
}
.nav-hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(4.5px, 4.5px);
}
.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4.5px, -4.5px);
}

/* Menu mobile */
.nav-mobile {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: rgba(15, 15, 15, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-2xl) var(--space-xl);
  border-bottom: 1px solid var(--terra-border);
  z-index: 999;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}
.nav-mobile.open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.nav-mobile a {
  font-size: 15px;
  font-weight: 400;
  color: var(--terra-gris-clair-2);
  transition: color var(--transition);
  letter-spacing: 0.04em;
}
.nav-mobile a:hover {
  color: var(--terra-or);
}

/* ══════════════════════════════════════════════════════════
   2. HERO
   ══════════════════════════════════════════════════════════ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: var(--nav-h);
  overflow: hidden;
}

/* Fond géométrique hexagonal */
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='92' viewBox='0 0 80 92'%3E%3Cpolygon points='40,2 78,22 78,70 40,90 2,70 2,22' fill='none' stroke='%23C8A86E' stroke-width='0.5' stroke-opacity='0.06'/%3E%3C/svg%3E");
  background-size: 80px 92px;
  pointer-events: none;
  z-index: 0;
}

/* Lueur dorée centrale */
.hero-glow {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(200, 168, 110, 0.08) 0%, transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  padding: var(--space-3xl) 0;
}

/* Capsule eyebrow */
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--terra-font-mono);
  font-size: 10px;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--terra-or);
  background: rgba(200, 168, 110, 0.08);
  border: 1px solid rgba(200, 168, 110, 0.25);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: var(--space-xl);
}
.hero-eyebrow span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--terra-or);
  flex-shrink: 0;
  animation: terra-pulse 2s ease-in-out infinite;
}
@keyframes terra-pulse {
  0%, 100% { opacity: 1;   transform: scale(1);   }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

/* Titre hero */
.hero-title {
  font-family: var(--terra-font-titre);
  font-size: clamp(2.8rem, 6.5vw, 5.5rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--terra-gris-clair-1);
  margin-bottom: var(--space-xl);
}
.hero-title em {
  font-style: italic;
  color: var(--terra-or);
  font-weight: 400;
}

/* Sous-titre */
.hero-subtitle {
  font-size: 17px;
  font-weight: 300;
  color: var(--terra-gris-clair-1);
  opacity: 0.80;
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: var(--space-2xl);
}

/* Actions CTA */
.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

/* Stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--terra-border);
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-value {
  font-family: var(--terra-font-titre);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--terra-or);
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat-label {
  font-family: var(--terra-font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terra-gris-clair-1);
  opacity: 0.55;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: var(--terra-border);
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════
   3. POURQUOI TERRA
   ══════════════════════════════════════════════════════════ */
#pourquoi {
  padding: var(--space-3xl) 0;
  position: relative;
}

.pourquoi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.avantage-item {
  position: relative;
  padding: var(--space-2xl);
  background: var(--terra-card);
  border-left: 2px solid var(--terra-or-sombre);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: background var(--transition), border-left-color var(--transition), transform var(--transition);
  overflow: hidden;
}
.avantage-item:hover {
  background: #191919;
  border-left-color: var(--terra-or);
  transform: translateX(4px);
}

.avantage-number {
  font-family: var(--terra-font-titre);
  font-size: 4rem;
  font-weight: 700;
  color: var(--terra-or);
  opacity: 0.15;
  line-height: 1;
  letter-spacing: -0.04em;
  position: absolute;
  top: var(--space-md);
  right: var(--space-xl);
  transition: opacity var(--transition);
  user-select: none;
  pointer-events: none;
}
.avantage-item:hover .avantage-number { opacity: 0.28; }

.avantage-title {
  font-family: var(--terra-font-titre);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--terra-or-pale);
  line-height: 1.25;
}

.avantage-desc {
  font-size: 14px;
  color: var(--terra-gris-clair-1);
  opacity: 0.75;
  line-height: 1.7;
}

/* ══════════════════════════════════════════════════════════
   4. SERVICES
   ══════════════════════════════════════════════════════════ */
#services {
  padding: var(--space-3xl) 0;
  position: relative;
}

.services-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--terra-card);
  border: 1px solid rgba(200, 168, 110, 0.18);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: default;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(200, 168, 110, 0.05), transparent 55%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.service-card:hover::before  { opacity: 1; }
.service-card:hover {
  border-color: rgba(200, 168, 110, 0.55);
  transform: translateY(-4px);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.45);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--terra-or-glow);
  border: 1px solid rgba(200, 168, 110, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition);
}
.service-card:hover .service-icon { background: rgba(200, 168, 110, 0.18); }

.service-name {
  font-family: var(--terra-font-titre);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--terra-or-pale);
  line-height: 1.25;
}

.service-desc {
  font-size: 13.5px;
  color: var(--terra-gris-clair-1);
  opacity: 0.75;
  line-height: 1.65;
  flex: 1;
}

.service-price {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: var(--space-md);
  border-top: 1px solid var(--terra-border);
  margin-top: auto;
}
.service-price-value {
  font-family: var(--terra-font-mono);
  font-size: 12px;
  color: var(--terra-or);
  font-weight: 700;
  letter-spacing: 0.03em;
}
.service-price-note {
  font-family: var(--terra-font-mono);
  font-size: 10px;
  color: var(--terra-gris-clair-1);
  opacity: 0.50;
  letter-spacing: 0.05em;
}

.services-note {
  font-style: italic;
  font-size: 12.5px;
  color: var(--terra-gris-clair-1);
  opacity: 0.45;
  text-align: center;
  margin-top: var(--space-lg);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════════════════
   5. PROCESSUS
   ══════════════════════════════════════════════════════════ */
#processus {
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.processus-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
/* Ligne verticale centrale */
.processus-steps::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 32px;
  bottom: 32px;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    var(--terra-or-sombre) 12%,
    var(--terra-or-sombre) 88%,
    transparent 100%
  );
  opacity: 0.40;
  z-index: 0;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xl);
  padding: var(--space-xl) 0;
  position: relative;
  z-index: 1;
  cursor: pointer;
  transition: all var(--transition);
}
.step-item:not(:last-child) {
  border-bottom: 1px solid var(--terra-border);
}

/* Cercle numéroté */
.step-number-wrap {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-number {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--terra-card);
  border: 1px solid var(--terra-or-sombre);
  font-family: var(--terra-font-titre);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--terra-noir);
  color: var(--terra-or);
  transition: all var(--transition);
  z-index: 1;
}
.step-item:hover .step-number,
.step-item.active .step-number {
  background: var(--terra-or);
  border-color: var(--terra-or);
  color: var(--terra-noir);
  box-shadow: 0 0 24px rgba(200, 168, 110, 0.40);
}

.step-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-top: 14px;
}

.step-title {
  font-family: var(--terra-font-titre);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--terra-or-pale);
  line-height: 1.25;
  transition: color var(--transition);
}
.step-item:hover .step-title,
.step-item.active .step-title { color: var(--terra-or); }

.step-desc {
  font-size: 14px;
  color: var(--terra-gris-clair-1);
  opacity: 0.75;
  line-height: 1.7;
  max-width: 680px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.5s ease, opacity 0.4s ease;
}
.step-item.active .step-desc {
  max-height: 220px;
  opacity: 0.75;
}
/* Affichage par défaut si JS absent */
@media (scripting: none) {
  .step-desc { max-height: none; opacity: 0.75; }
}

.step-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--terra-font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terra-or);
  background: rgba(200, 168, 110, 0.08);
  border: 1px solid rgba(200, 168, 110, 0.22);
  padding: 4px 12px;
  border-radius: 100px;
  width: fit-content;
  margin-top: var(--space-xs);
}

/* ══════════════════════════════════════════════════════════
   6. PORTFOLIO
   ══════════════════════════════════════════════════════════ */
#portfolio {
  padding: var(--space-3xl) 0;
}

.portfolio-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-3xl) var(--space-2xl);
  background: var(--terra-card);
  border: 1px dashed rgba(200, 168, 110, 0.40);
  border-radius: var(--radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.portfolio-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='92' viewBox='0 0 80 92'%3E%3Cpolygon points='40,2 78,22 78,70 40,90 2,70 2,22' fill='none' stroke='%23C8A86E' stroke-width='0.4' stroke-opacity='0.05'/%3E%3C/svg%3E");
  background-size: 80px 92px;
  pointer-events: none;
}

.portfolio-icon {
  font-size: 3.5rem;
  color: var(--terra-or);
  position: relative;
  z-index: 1;
  animation: terra-float 4s ease-in-out infinite;
}
@keyframes terra-float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

.portfolio-placeholder-title {
  font-family: var(--terra-font-titre);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--terra-gris-clair-1);
  position: relative;
  z-index: 1;
}

.portfolio-placeholder-sub {
  font-size: 14px;
  color: var(--terra-gris-clair-1);
  opacity: 0.55;
  max-width: 440px;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.portfolio-badge {
  font-family: var(--terra-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terra-or);
  background: rgba(200, 168, 110, 0.09);
  border: 1px solid rgba(200, 168, 110, 0.26);
  padding: 6px 20px;
  border-radius: 100px;
  position: relative;
  z-index: 1;
}

/* ══════════════════════════════════════════════════════════
   7. CONTACT
   ══════════════════════════════════════════════════════════ */
#contact {
  padding: var(--space-3xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--terra-card);
  border: 1px solid var(--terra-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}
.contact-item:hover {
  border-color: rgba(200, 168, 110, 0.35);
}

.contact-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(200, 168, 110, 0.10);
  border: 1px solid rgba(200, 168, 110, 0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.contact-item-label {
  font-family: var(--terra-font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--terra-gris-clair-1);
  opacity: 0.50;
  margin-bottom: 4px;
}
.contact-item-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--terra-gris-clair-1);
}
.contact-item-value a {
  color: var(--terra-gris-clair-1);
  transition: color var(--transition);
}
.contact-item-value a:hover { color: var(--terra-or); }

/* Méthodes de paiement */
.paiement-methods {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}
.paiement-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--terra-font-titre);
  font-size: 12px;
  font-weight: 500;
  color: var(--terra-gris-clair-2);
  background: var(--terra-card);
  border: 1px solid rgba(200, 168, 110, 0.20);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot-mtn    { background: #FFCB05; }
.dot-wave   { background: #00AEEF; }
.dot-orange { background: #FF6900; }

/* Zone UEMOA */
.uemoa-title {
  font-family: var(--terra-font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--terra-gris-clair-1);
  opacity: 0.50;
  margin-bottom: var(--space-md);
}
.uemoa-pays {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
}
.pays-badge {
  font-family: var(--terra-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--terra-gris-clair-1);
  background: rgba(200, 168, 110, 0.05);
  border: 1px solid rgba(200, 168, 110, 0.15);
  padding: 4px 12px;
  border-radius: 100px;
}

/* ── Formulaire ─────────────────────────────────────────── */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.form-group label {
  font-family: var(--terra-font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terra-gris-clair-1);
  opacity: 0.60;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--terra-fond-champ);
  border: 1px solid var(--terra-gris-bordure);
  border-radius: 6px;
  color: var(--terra-noir);
  font-family: var(--terra-font-titre);
  font-size: 14px;
  padding: 12px 14px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #999;
  opacity: 1;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--terra-or);
  box-shadow: 0 0 0 3px rgba(200, 168, 110, 0.12);
}
.form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.form-group select {
  cursor: pointer;
}

.form-submit {
  margin-top: var(--space-sm);
}

.form-notice {
  font-family: var(--terra-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-align: center;
  color: var(--terra-gris-clair-1);
  opacity: 0.40;
  margin-top: var(--space-xs);
}

.form-success {
  display: none;
  padding: var(--space-lg);
  background: rgba(200, 168, 110, 0.08);
  border: 1px solid rgba(200, 168, 110, 0.30);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 15px;
  color: var(--terra-or-pale);
  line-height: 1.6;
}
.form-success.visible { display: block; }

/* ══════════════════════════════════════════════════════════
   8. FOOTER
   ══════════════════════════════════════════════════════════ */
#footer {
  background: var(--terra-noir);
  border-top: 1px solid var(--terra-border);
  padding: var(--space-2xl) 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
.footer-brand-name {
  font-family: var(--terra-font-titre);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--terra-gris-clair-1);
}
.footer-brand-dot {
  color: var(--terra-or);
}

.footer-links {
  display: flex;
  gap: var(--space-xl);
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 13px;
  color: var(--terra-gris-clair-1);
  opacity: 0.50;
  transition: opacity var(--transition), color var(--transition);
}
.footer-links a:hover {
  opacity: 1;
  color: var(--terra-or);
}

.footer-copy {
  font-family: var(--terra-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--terra-gris-clair-1);
  opacity: 0.40;
  margin-bottom: 4px;
}

.footer-url {
  font-family: var(--terra-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--terra-or);
  opacity: 0.60;
  transition: opacity var(--transition);
  display: block;
}
.footer-url:hover { opacity: 1; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — Tablette (≤ 1024px)
   ══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — Mobile (< 768px)
   ══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  :root {
    --space-xl:  24px;
    --space-2xl: 36px;
    --space-3xl: 52px;
  }

  .container { padding: 0 var(--space-md); }

  /* Navigation */
  .nav-links,
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  /* Hero */
  .hero-title {
    font-size: clamp(2.2rem, 9vw, 3.2rem);
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-stats {
    flex-wrap: wrap;
    gap: var(--space-lg);
  }
  .stat-divider { display: none; }

  /* Pourquoi */
  .pourquoi-grid {
    grid-template-columns: 1fr;
  }

  /* Services */
  .services-grid {
    grid-template-columns: 1fr;
  }
  .services-header {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Processus */
  .processus-steps::before { left: 24px; }
  .step-item {
    gap: var(--space-md);
  }
  .step-number {
    width: 48px;
    height: 48px;
    font-size: 1.1rem;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  .form-row {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-links {
    flex-wrap: wrap;
    gap: var(--space-md);
  }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — Petit mobile (< 480px)
   ══════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .hero-title    { font-size: 2rem; }
  .section-title { font-size: 1.6rem; }
  .pourquoi-grid { gap: var(--space-sm); }
  .portfolio-placeholder { padding: var(--space-2xl) var(--space-md); }
}