/* =============================================
   ESMUG SÉCURITÉ — CHARTE GRAPHIQUE OFFICIELLE
   Inspirée du logo : cobra + diamant
   Couleurs : vert #1A7C2E · rouge #CC1515 · bronze #B87333
   ============================================= */

:root {
  /* ── Couleurs marque ─── */
  --green:          #1A7C2E;
  --green-light:    #23A33D;
  --green-dark:     #125A21;
  --green-xdark:    #0C3E17;

  --red:            #CC1515;
  --red-light:      #E52020;
  --red-dark:       #9E0F0F;

  --bronze:         #B87333;
  --bronze-light:   #D49045;
  --bronze-dark:    #8A5520;

  /* ── Neutres (éclairci) ─── */
  --black:          #18201A;
  --dark:           #1F2920;
  --dark-2:         #263228;
  --dark-3:         #2D3B2F;
  --dark-navy:      #1A2B1C;
  --gray:           #96A89B;
  --gray-light:     #C8D6CC;
  --white:          #F0F5F1;

  /* ── Typo ─── */
  --font-main:      'Barlow', 'Segoe UI', sans-serif;
  --font-title:     'Barlow Condensed', 'Impact', sans-serif;

  --transition:     0.3s ease;
  --shadow:         0 4px 30px rgba(0,0,0,0.55);
  --shadow-green:   0 8px 30px rgba(26,124,46,0.3);
  --radius:         4px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }

/* ── TYPOGRAPHY ─────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.15;
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--green-light);
  font-weight: 600;
  margin-bottom: 0.6rem;
  position: relative;
  padding-left: 2.2rem;
}
.section-label::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 1.5rem; height: 2px;
  background: var(--green-light);
  transform: translateY(-50%);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--white);
  margin-bottom: 1rem;
}
.section-title span { color: var(--green-light); }
.section-title span.red { color: var(--red-light); }

.section-sub {
  color: var(--gray-light);
  font-size: 1.05rem;
  max-width: 560px;
}

/* ── UTILITY ─────────────────────────────────── */
.container {
  width: 90%;
  max-width: 1240px;
  margin: 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-title);
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: var(--radius);
}
.btn-primary {
  background: var(--green);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--green-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-green);
}
.btn-red {
  background: var(--red);
  color: var(--white);
}
.btn-red:hover {
  background: var(--red-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(204,21,21,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  border-color: var(--green-light);
  color: var(--green-light);
  transform: translateY(-2px);
}

.green-line {
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--green), transparent);
  margin: 1.2rem 0 2rem;
}

/* ── NAVBAR ──────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
#navbar.scrolled {
  background: rgba(10,15,13,0.97);
  backdrop-filter: blur(14px);
  padding: 0.6rem 0;
  box-shadow: 0 2px 30px rgba(0,0,0,0.7);
  border-bottom: 1px solid rgba(26,124,46,0.2);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo image réel */
.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
  transition: transform var(--transition);
}
.nav-logo:hover img { transform: scale(1.04); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.82rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--gray-light);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--green-light);
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-cta { padding: 0.55rem 1.4rem; font-size: 0.78rem; }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-burger span {
  display: block; width: 26px; height: 2px;
  background: var(--white);
  transition: var(--transition);
}
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── HERO ────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--black);
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(120deg, rgba(18,28,20,0.85) 38%, rgba(24,38,26,0.60) 100%),
    url('https://images.unsplash.com/photo-1560250097-0b93528c311a?w=1600&q=80') center/cover no-repeat;
}
/* grille verte subtile */
.hero-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(26,124,46,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,124,46,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content { position: relative; z-index: 2; max-width: 800px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border: 1px solid rgba(26,124,46,0.5);
  background: rgba(26,124,46,0.1);
  padding: 0.42rem 1rem;
  border-radius: 2px;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 1.8rem;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--green-light);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

.hero-title {
  font-size: clamp(3rem, 7vw, 6rem);
  color: var(--white);
  margin-bottom: 1rem;
  text-shadow: 0 4px 30px rgba(0,0,0,0.5);
}
.hero-title .green { color: var(--green-light); display: block; }
.hero-title .red-word { color: var(--red-light); }

.hero-desc {
  color: var(--gray-light);
  font-size: 1.1rem;
  max-width: 540px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}
.hero-actions {
  display: flex; gap: 1rem; flex-wrap: wrap;
  margin-bottom: 3.5rem;
}
.hero-stats {
  display: flex; gap: 3rem; flex-wrap: wrap;
  border-top: 1px solid rgba(26,124,46,0.2);
  padding-top: 2rem;
}
.hero-stat .num {
  font-family: var(--font-title);
  font-size: 2.4rem;
  color: var(--green-light);
  line-height: 1;
}
.hero-stat .lbl {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--gray);
  text-transform: uppercase;
  margin-top: 0.25rem;
}

.hero-scroll {
  position: absolute; bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  color: var(--gray);
  font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase;
}
.hero-scroll .arrow {
  width: 22px; height: 22px;
  border-right: 1.5px solid var(--green-light);
  border-bottom: 1.5px solid var(--green-light);
  transform: rotate(45deg);
  animation: bounce 1.8s infinite;
  margin-top: 0.3rem;
}
@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 1; }
  50%       { transform: rotate(45deg) translateY(6px); opacity: 0.5; }
}

/* ── TRUSTED BY ──────────────────────────────── */
#trusted {
  background: var(--dark-2);
  padding: 2rem 0;
  border-top: 1px solid rgba(26,124,46,0.15);
  border-bottom: 1px solid rgba(26,124,46,0.15);
}
.trusted-inner {
  display: flex; align-items: center; gap: 3rem; flex-wrap: wrap;
}
.trusted-label {
  font-size: 0.72rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--gray); white-space: nowrap;
}
.trusted-logos {
  display: flex; gap: 2.5rem; align-items: center; flex-wrap: wrap; flex: 1;
}
.trusted-logos .logo-item {
  font-family: var(--font-title);
  font-size: 1rem; letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.2);
  font-weight: 700;
  transition: color var(--transition);
}
.trusted-logos .logo-item:hover { color: rgba(255,255,255,0.5); }

/* ── ABOUT ───────────────────────────────────── */
#about { padding: 7rem 0; background: var(--dark); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: center;
}
.about-visual { position: relative; }
.about-img-main {
  width: 100%; aspect-ratio: 4/5;
  object-fit: cover; border-radius: var(--radius);
  filter: brightness(0.88) contrast(1.05) saturate(0.9);
}
.about-img-card {
  position: absolute; bottom: -2rem; right: -2rem;
  width: 55%; aspect-ratio: 4/3;
  object-fit: cover; border-radius: var(--radius);
  border: 4px solid var(--dark);
  box-shadow: var(--shadow);
}
.about-badge-cert {
  position: absolute; top: 1.5rem; left: -1.5rem;
  background: var(--green);
  color: var(--white);
  padding: 1rem 1.2rem; border-radius: var(--radius);
  font-family: var(--font-title); text-align: center;
  box-shadow: var(--shadow-green); z-index: 1;
}
.about-badge-cert .big   { font-size: 2rem; line-height: 1; }
.about-badge-cert .small { font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase; }

.about-features {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.2rem; margin-top: 2.5rem;
}
.about-feat {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--dark-2); padding: 1.2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(26,124,46,0.1);
  transition: border-color var(--transition), background var(--transition);
}
.about-feat:hover {
  border-color: rgba(26,124,46,0.4);
  background: rgba(26,124,46,0.05);
}
.about-feat .icon {
  width: 40px; height: 40px;
  background: rgba(26,124,46,0.12);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--green-light);
}
.about-feat h4 { font-size: 0.85rem; letter-spacing: 0.06em; margin-bottom: 0.2rem; text-transform: none; }
.about-feat p  { font-size: 0.8rem; color: var(--gray); line-height: 1.5; }

/* ── SERVICES ────────────────────────────────── */
#services { padding: 7rem 0; background: var(--dark-2); }
.services-header {
  display: flex; justify-content: space-between;
  align-items: flex-end; margin-bottom: 3.5rem;
  flex-wrap: wrap; gap: 1.5rem;
}
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  background: rgba(26,124,46,0.08);
  border-radius: var(--radius); overflow: hidden;
}
.service-card {
  background: var(--dark-3); padding: 2.8rem 2.2rem;
  position: relative; overflow: hidden;
  transition: background var(--transition); cursor: default;
}
.service-card::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--green);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s ease;
}
.service-card:hover { background: rgba(26,124,46,0.07); }
.service-card:hover::before { transform: scaleX(1); }

.service-card.featured {
  background: var(--dark-3);
  border-top: 3px solid var(--green);
}
.service-card.featured::before { display: none; }

.service-num {
  font-family: var(--font-title); font-size: 3.5rem;
  color: rgba(26,124,46,0.1);
  line-height: 1; position: absolute; top: 1.2rem; right: 1.5rem;
  font-weight: 700; letter-spacing: -0.02em;
}
.service-icon {
  width: 52px; height: 52px;
  background: rgba(26,124,46,0.12);
  border: 1px solid rgba(26,124,46,0.25);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--green-light); margin-bottom: 1.5rem;
  transition: background var(--transition);
}
.service-card:hover .service-icon { background: rgba(26,124,46,0.22); }
.service-card h3 { font-size: 1.3rem; margin-bottom: 0.8rem; color: var(--white); }
.service-card p  { font-size: 0.9rem; color: var(--gray); line-height: 1.7; margin-bottom: 1.5rem; }
.service-list { margin-bottom: 2rem; }
.service-list li {
  font-size: 0.83rem; color: var(--gray-light);
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(26,124,46,0.1);
  display: flex; gap: 0.6rem; align-items: center;
}
.service-list li::before {
  content: ''; width: 5px; height: 5px;
  background: var(--green-light);
  border-radius: 50%; flex-shrink: 0;
}
.service-link {
  font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--green-light); font-weight: 600;
  display: flex; align-items: center; gap: 0.5rem;
  transition: gap var(--transition);
}
.service-link:hover { gap: 0.9rem; }

/* ── MINING ──────────────────────────────────── */
#mining {
  padding: 7rem 0; background: var(--dark);
  position: relative; overflow: hidden;
}
.mining-bg-text {
  position: absolute; right: -2rem; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-title); font-size: 18rem; font-weight: 900;
  color: rgba(26,124,46,0.03);
  letter-spacing: -0.04em; pointer-events: none;
  white-space: nowrap; text-transform: uppercase;
}
.mining-grid {
  display: grid; grid-template-columns: 1fr 1.1fr;
  gap: 5rem; align-items: center;
}
.mining-steps { margin-top: 2.5rem; display: flex; flex-direction: column; gap: 0; }
.mining-step {
  display: flex; gap: 1.5rem; align-items: flex-start;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(26,124,46,0.12);
}
.mining-step:last-child { border-bottom: none; }
.step-num {
  font-family: var(--font-title); font-size: 2rem;
  color: var(--green-light); font-weight: 700; line-height: 1; min-width: 2rem;
}
.mining-step h4 { font-size: 1rem; margin-bottom: 0.35rem; text-transform: none; letter-spacing: 0; }
.mining-step p  { font-size: 0.88rem; color: var(--gray); line-height: 1.65; }

.mining-visual { position: relative; }
.mining-img {
  width: 100%; border-radius: var(--radius);
  aspect-ratio: 1/1; object-fit: cover;
  /* filtre terre rouge latéritique Guinée Conakry */
  filter: brightness(0.92) contrast(1.12) saturate(1.5) hue-rotate(-18deg);
}

/* ── DG QUOTE ────────────────────────────────── */
.dg-quote {
  margin-top: 2.5rem;
  background: linear-gradient(135deg, rgba(26,124,46,0.12), rgba(26,124,46,0.04));
  border-left: 3px solid var(--green);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.4rem 1.6rem;
  position: relative;
}
.dg-quote::before {
  content: '\201C';
  position: absolute; top: -0.5rem; left: 1rem;
  font-size: 4rem; color: var(--green-light);
  opacity: 0.25; font-family: Georgia, serif; line-height: 1;
}
.dg-quote p {
  font-size: 0.92rem; color: var(--gray-light);
  font-style: italic; line-height: 1.7; margin-bottom: 1rem;
}
.dg-signature {
  display: flex; align-items: center; gap: 1rem;
}
.dg-avatar {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--green-dark);
  border: 2px solid var(--green-light);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-title); font-size: 1.1rem;
  color: var(--white); font-weight: 700; flex-shrink: 0;
}
.dg-name { font-family: var(--font-title); font-size: 1rem; letter-spacing: 0.06em; color: var(--white); margin-bottom: 0.1rem; }
.dg-title { font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--green-light); }
.mining-overlay-card {
  position: absolute; bottom: 2rem; left: -2.5rem;
  background: var(--dark-3);
  border: 1px solid rgba(26,124,46,0.3);
  border-radius: var(--radius); padding: 1.5rem 1.8rem;
  min-width: 230px; box-shadow: var(--shadow);
}
.mining-overlay-card h4 {
  font-size: 0.8rem; color: var(--green-light);
  letter-spacing: 0.14em; margin-bottom: 1rem; text-transform: uppercase;
}
.cert-list li {
  font-size: 0.82rem; color: var(--gray-light);
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(26,124,46,0.1);
  display: flex; align-items: center; gap: 0.6rem;
}
.cert-list li:last-child { border-bottom: none; }
.cert-list li .check {
  width: 16px; height: 16px; border-radius: 50%;
  background: rgba(26,124,46,0.15);
  border: 1px solid var(--green-light);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.cert-list li .check svg { width: 8px; height: 8px; stroke: var(--green-light); }

/* ── FLEET ───────────────────────────────────── */
#fleet { position: relative; padding: 7rem 0; overflow: hidden; }
.fleet-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(to right, rgba(10,15,13,0.96) 38%, rgba(10,15,13,0.60) 100%),
    url('https://images.unsplash.com/photo-1601584115197-04ecc0da31d7?w=1600&q=80') center/cover no-repeat;
}
.fleet-content {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center;
}
.fleet-vehicles {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
.fleet-vehicle-card {
  background: rgba(26,124,46,0.08);
  border: 1px solid rgba(26,124,46,0.18);
  border-radius: var(--radius); padding: 1.5rem;
  backdrop-filter: blur(8px);
  transition: border-color var(--transition), background var(--transition);
}
.fleet-vehicle-card:hover {
  border-color: rgba(26,124,46,0.5);
  background: rgba(26,124,46,0.14);
}
.fleet-vehicle-card .fv-icon { color: var(--green-light); margin-bottom: 0.75rem; }
.fleet-vehicle-card h4 { font-size: 1rem; margin-bottom: 0.3rem; text-transform: none; letter-spacing: 0; }
.fleet-vehicle-card p  { font-size: 0.8rem; color: var(--gray); line-height: 1.55; }

.fleet-stat-row { display: flex; gap: 2.5rem; margin-top: 2.5rem; flex-wrap: wrap; }
.fleet-stat .num {
  font-family: var(--font-title); font-size: 2.4rem;
  color: var(--green-light); line-height: 1;
}
.fleet-stat .lbl {
  font-size: 0.72rem; letter-spacing: 0.14em;
  color: var(--gray); text-transform: uppercase; margin-top: 0.2rem;
}

/* ── GALLERY STRIP ───────────────────────────── */
.gallery-strip { overflow: hidden; background: var(--dark-2); }
.gallery-strip-inner { display: flex; height: 260px; }
.gs-item { flex: 1; position: relative; overflow: hidden; cursor: pointer; }
.gs-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease, filter 0.4s ease;
  filter: brightness(0.6) saturate(0.75);
}
.gs-item:hover img {
  transform: scale(1.07);
  filter: brightness(0.82) saturate(1.1);
}
.gs-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end; padding: 1.2rem;
  background: linear-gradient(to top, rgba(10,20,12,0.75) 0%, transparent 60%);
  opacity: 0; transition: opacity var(--transition);
}
.gs-item:hover .gs-overlay { opacity: 1; }
.gs-overlay span {
  font-family: var(--font-title); font-size: 1rem;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--green-light); font-weight: 700;
}

/* ── STATS ───────────────────────────────────── */
#stats {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--dark-3) 0%, var(--dark-2) 100%);
  border-top: 1px solid rgba(26,124,46,0.2);
  border-bottom: 1px solid rgba(26,124,46,0.2);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(26,124,46,0.1);
  border-radius: var(--radius); overflow: hidden;
}
.stat-item {
  background: var(--dark-3); padding: 2.8rem 2rem; text-align: center;
  transition: background var(--transition);
}
.stat-item:hover { background: rgba(26,124,46,0.08); }
.stat-item .stat-num {
  font-family: var(--font-title);
  font-size: clamp(2.5rem, 4vw, 3.8rem);
  color: var(--green-light); line-height: 1; margin-bottom: 0.4rem;
}
.stat-item .stat-label {
  font-size: 0.78rem; letter-spacing: 0.15em;
  color: var(--gray); text-transform: uppercase;
}

/* ── TESTIMONIALS ────────────────────────────── */
#testimonials { padding: 7rem 0; background: var(--dark-2); }
.testimonials-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem; margin-top: 3.5rem;
}
.testi-card {
  background: var(--dark-3);
  border: 1px solid rgba(26,124,46,0.1);
  border-radius: var(--radius); padding: 2.2rem;
  transition: border-color var(--transition), transform var(--transition);
}
.testi-card:hover {
  border-color: rgba(26,124,46,0.35);
  transform: translateY(-4px);
}
.testi-stars { display: flex; gap: 3px; margin-bottom: 1.2rem; }
.testi-stars svg { width: 14px; height: 14px; fill: var(--green-light); }
.testi-text {
  font-size: 0.92rem; color: var(--gray-light);
  line-height: 1.75; margin-bottom: 1.8rem; font-style: italic;
}
.testi-author { display: flex; align-items: center; gap: 0.85rem; }
.testi-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--dark);
  border: 2px solid rgba(26,124,46,0.4);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-title); font-size: 1.1rem;
  color: var(--green-light); flex-shrink: 0;
}
.testi-author h5 { font-size: 0.9rem; text-transform: none; letter-spacing: 0; margin-bottom: 0.1rem; }
.testi-author span { font-size: 0.75rem; color: var(--green-light); letter-spacing: 0.1em; }

/* ── CONTACT ─────────────────────────────────── */
#contact { padding: 7rem 0; background: var(--dark); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 5rem; align-items: start;
}
.contact-details { margin-top: 2.5rem; display: flex; flex-direction: column; gap: 1.5rem; }
.contact-item { display: flex; gap: 1.2rem; align-items: flex-start; }
.contact-item .ci-icon {
  width: 44px; height: 44px;
  background: rgba(26,124,46,0.1);
  border: 1px solid rgba(26,124,46,0.25);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--green-light); flex-shrink: 0;
}
.contact-item .ci-label { font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--gray); margin-bottom: 0.25rem; }
.contact-item .ci-value { font-size: 0.95rem; color: var(--white); font-weight: 500; }

.contact-form {
  background: var(--dark-2);
  border: 1px solid rgba(26,124,46,0.1);
  border-radius: var(--radius); padding: 2.8rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label {
  display: block; font-size: 0.75rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gray); margin-bottom: 0.5rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; background: var(--dark-3);
  border: 1px solid rgba(26,124,46,0.15);
  border-radius: var(--radius); padding: 0.85rem 1.1rem;
  color: var(--white); font-family: var(--font-main);
  font-size: 0.92rem; transition: border-color var(--transition);
  outline: none; appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-light);
  background: rgba(26,124,46,0.05);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group select option { background: var(--dark-3); }

/* ── FOOTER ──────────────────────────────────── */
footer {
  background: var(--dark-2);
  border-top: 1px solid rgba(26,124,46,0.15);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 3rem; margin-bottom: 3rem;
}
.footer-brand .footer-logo { height: 50px; width: auto; object-fit: contain; margin-bottom: 1rem; }
.footer-brand p {
  font-size: 0.88rem; color: var(--gray);
  line-height: 1.75; margin-bottom: 1.8rem; max-width: 260px;
}
.footer-socials { display: flex; gap: 0.8rem; }
.social-btn {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray);
  transition: background var(--transition), color var(--transition);
}
.social-btn:hover { background: var(--green); color: var(--white); }

.footer-col h5 {
  font-size: 0.78rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--green-light); margin-bottom: 1.4rem;
}
.footer-col ul li { margin-bottom: 0.65rem; }
.footer-col ul li a {
  font-size: 0.88rem; color: var(--gray);
  transition: color var(--transition), padding-left var(--transition);
}
.footer-col ul li a:hover { color: var(--white); padding-left: 4px; }

.footer-newsletter p { font-size: 0.85rem; color: var(--gray); margin-bottom: 1rem; line-height: 1.6; }
.newsletter-form { display: flex; }
.newsletter-form input {
  flex: 1; background: var(--dark-3);
  border: 1px solid rgba(26,124,46,0.2); border-right: none;
  border-radius: var(--radius) 0 0 var(--radius);
  padding: 0.7rem 1rem; color: var(--white); font-size: 0.85rem; outline: none;
}
.newsletter-form input::placeholder { color: var(--gray); }
.newsletter-form button {
  background: var(--green); border: none;
  padding: 0.7rem 1.1rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  cursor: pointer; color: var(--white);
  font-size: 0.85rem; font-weight: 600;
  transition: background var(--transition);
}
.newsletter-form button:hover { background: var(--green-light); }

.footer-bottom {
  border-top: 1px solid rgba(26,124,46,0.12);
  padding-top: 2rem;
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer-bottom p    { font-size: 0.8rem; color: var(--gray); }
.footer-bottom a    { color: var(--green-light); }
.footer-bottom-links { display: flex; gap: 1.8rem; }
.footer-bottom-links a {
  font-size: 0.8rem; color: var(--gray);
  transition: color var(--transition);
}
.footer-bottom-links a:hover { color: var(--white); }

/* ── GALERIE ─────────────────────────────────── */
#galerie {
  padding: 7rem 0 5rem;
  background: var(--dark-2);
}
.galerie-header {
  display: flex; justify-content: space-between;
  align-items: flex-end; flex-wrap: wrap;
  gap: 1.5rem; margin-bottom: 3rem;
}
.galerie-filters {
  display: flex; gap: 0.5rem; flex-wrap: wrap;
}
.gf-btn {
  font-family: var(--font-title);
  font-size: 0.78rem; letter-spacing: 0.14em;
  text-transform: uppercase; font-weight: 600;
  padding: 0.5rem 1.2rem;
  border: 1.5px solid rgba(26,124,46,0.3);
  background: transparent; color: var(--gray-light);
  border-radius: var(--radius); cursor: pointer;
  transition: all var(--transition);
}
.gf-btn:hover {
  border-color: var(--green-light);
  color: var(--green-light);
}
.gf-btn.active {
  background: var(--green);
  border-color: var(--green);
  color: var(--white);
}

/* grille masonry CSS */
.galerie-grid {
  columns: 4;
  column-gap: 12px;
}
@supports (grid-template-rows: masonry) {
  .galerie-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: masonry;
    gap: 12px;
    columns: unset;
  }
}
.galerie-item {
  position: relative; overflow: hidden;
  border-radius: var(--radius);
  margin-bottom: 12px;
  break-inside: avoid;
  cursor: pointer;
  background: var(--dark-3);
}
.galerie-item img {
  width: 100%; display: block;
  object-fit: cover;
  transition: transform 0.5s ease, filter 0.4s ease;
  filter: brightness(0.88) saturate(0.9);
}
.galerie-item:hover img {
  transform: scale(1.06);
  filter: brightness(1) saturate(1.1);
}
/* variantes de taille */
.galerie-item.tall img  { aspect-ratio: 3/4; }
.galerie-item.wide      { column-span: all; }
.galerie-item:not(.tall):not(.wide) img { aspect-ratio: 4/3; }

.galerie-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,20,12,0.88) 0%, rgba(10,20,12,0.1) 60%);
  display: flex; flex-direction: column;
  justify-content: flex-end; padding: 1.2rem;
  opacity: 0; transition: opacity 0.35s ease;
}
.galerie-item:hover .galerie-overlay { opacity: 1; }

.galerie-tag {
  display: inline-block; margin-bottom: 0.4rem;
  font-size: 0.62rem; letter-spacing: 0.22em;
  text-transform: uppercase; font-weight: 700;
  color: var(--white);
  background: var(--green);
  padding: 0.2rem 0.6rem; border-radius: 2px;
  width: fit-content;
}
.galerie-title {
  font-size: 0.85rem; color: var(--white);
  line-height: 1.4; flex: 1;
  display: flex; align-items: flex-end;
  margin-bottom: 0.6rem;
}
.galerie-zoom {
  position: absolute; top: 1rem; right: 1rem;
  width: 36px; height: 36px;
  background: rgba(26,124,46,0.8);
  border: none; border-radius: var(--radius);
  color: var(--white); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
  backdrop-filter: blur(4px);
}
.galerie-zoom:hover { background: var(--green-light); }

/* items cachés par filtre */
.galerie-item.hidden {
  display: none;
}

/* ── LIGHTBOX ────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(5,10,7,0.96);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(6px);
}
.lightbox.open {
  opacity: 1; pointer-events: all;
}
.lb-content {
  max-width: 90vw; max-height: 90vh;
  display: flex; flex-direction: column;
  align-items: center; gap: 1rem;
}
.lb-content img {
  max-width: 85vw; max-height: 80vh;
  object-fit: contain; border-radius: var(--radius);
  box-shadow: 0 8px 60px rgba(0,0,0,0.8);
}
.lb-caption {
  font-size: 0.88rem; color: var(--gray-light);
  letter-spacing: 0.08em; text-align: center;
  padding: 0.4rem 1rem;
  background: rgba(26,124,46,0.15);
  border-radius: var(--radius);
  border: 1px solid rgba(26,124,46,0.2);
}
.lb-close {
  position: absolute; top: 1.5rem; right: 1.5rem;
  width: 44px; height: 44px;
  background: rgba(26,124,46,0.2);
  border: 1px solid rgba(26,124,46,0.4);
  border-radius: var(--radius); color: var(--white);
  cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  transition: background var(--transition);
}
.lb-close:hover { background: var(--red); border-color: var(--red); }

.lb-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 50px; height: 50px;
  background: rgba(26,124,46,0.2);
  border: 1px solid rgba(26,124,46,0.35);
  border-radius: var(--radius); color: var(--white);
  cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  transition: background var(--transition);
  z-index: 1;
}
.lb-nav:hover { background: var(--green); }
.lb-prev { left: 1.5rem; }
.lb-next { right: 1.5rem; }

/* ── BACK TO TOP ─────────────────────────────── */
#back-top {
  position: fixed; bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  background: var(--green); color: var(--white);
  border: none; border-radius: var(--radius); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s, background 0.2s;
  z-index: 999;
}
#back-top.visible { opacity: 1; transform: translateY(0); }
#back-top:hover   { background: var(--green-light); }

/* ── REVEAL ──────────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ──────────────────────────────── */
@media (max-width: 1024px) {
  .about-grid    { grid-template-columns: 1fr; gap: 3rem; }
  .about-visual  { max-width: 520px; margin: 0 auto; }
  .mining-grid   { grid-template-columns: 1fr; gap: 3rem; }
  .mining-visual { max-width: 520px; order: -1; }
  .mining-overlay-card { left: 0; bottom: -1.5rem; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid    { grid-template-columns: repeat(2, 1fr); }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .fleet-content { grid-template-columns: 1fr; gap: 3rem; }
  .contact-grid  { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(10,15,13,0.98); padding: 1.5rem 1.5rem 2rem;
    gap: 1.2rem; border-top: 1px solid rgba(26,124,46,0.15);
  }
  .nav-links.open     { display: flex; }
  .nav-burger         { display: flex; }
  .hero-title         { font-size: clamp(2.2rem, 10vw, 3.5rem); }
  .hero-stats         { gap: 1.5rem; }
  .services-grid      { grid-template-columns: 1fr; }
  .testimonials-grid  { grid-template-columns: 1fr; }
  .stats-grid         { grid-template-columns: repeat(2, 1fr); }
  .footer-grid        { grid-template-columns: 1fr; gap: 2rem; }
  .form-row           { grid-template-columns: 1fr; }
  .about-features     { grid-template-columns: 1fr; }
  .trusted-inner      { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .fleet-vehicles     { grid-template-columns: 1fr; }
  .galerie-grid       { columns: 2; }
  .gallery-strip-inner{ height: 180px; }
  .fleet-stat-row     { gap: 1.5rem; flex-wrap: wrap; }
}

@media (max-width: 1024px) {
  .galerie-grid { columns: 3; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn          { width: 100%; justify-content: center; }
  .stats-grid   { grid-template-columns: 1fr 1fr; }
  .galerie-grid { columns: 1; }
  .lb-prev      { left: 0.5rem; }
  .lb-next      { right: 0.5rem; }
}