@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600;700&family=Roboto:wght@300;400;500;700&display=swap');



:root {

  --bg-dark: #090a0f;

  --bg-panel: #161821;

  --bg-panel-hover: #1e212d;

  --text-main: #e2e8f0;

  --text-muted: #94a3b8;

  --accent-color: #f97316; /* Vibrant industrial orange */

  --accent-hover: #ea580c;

  --border-color: rgba(255, 255, 255, 0.05);

  --glass-bg: rgba(22, 24, 33, 0.7);

  --glass-border: rgba(255, 255, 255, 0.1);

}



* {

  box-sizing: border-box;

  margin: 0;

  padding: 0;

}



body {

  font-family: 'Roboto', sans-serif;

  background-color: var(--bg-dark);

  color: var(--text-main);

  line-height: 1.6;

  overflow-x: hidden;

}



h1, h2, h3, h4 {

  font-family: 'Montserrat', sans-serif;

  font-weight: 700;

  line-height: 1.2;

  margin-bottom: 1rem;

}



a {

  color: var(--text-main);

  text-decoration: none;

  transition: color 0.3s ease;

}



a:hover {

  color: var(--accent-color);

}



.btn {

  display: inline-block;

  background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));

  color: #fff;

  padding: 12px 28px;

  border-radius: 4px;

  font-weight: 600;

  text-transform: uppercase;

  letter-spacing: 1px;

  font-size: 0.9rem;

  transition: transform 0.3s ease, box-shadow 0.3s ease;

  border: none;

  cursor: pointer;

  box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);

}



.btn:hover {

  transform: translateY(-2px);

  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.5);

  color: #fff;

}



/* Header & Navigation */

header {

  position: fixed;

  top: 0;

  width: 100%;

  min-height: 95px;

  padding: 10px 5%;

  display: flex;

  justify-content: space-between;

  align-items: center;

  background: var(--glass-bg);

  backdrop-filter: blur(10px);

  border-bottom: 1px solid var(--glass-border);

  z-index: 1000;

  overflow: visible;

  transition: all 0.3s ease;

}



.logo {

  display: flex;

  align-items: center;

  text-decoration: none;

}



.logo img {

  height: 115px;

  width: auto;

  transition: transform 0.3s ease;

  object-fit: contain;

  filter: invert(1) hue-rotate(180deg);

  mix-blend-mode: screen;

}



.logo:hover img {

  transform: scale(1.05);

}



nav ul {

  display: flex;

  list-style: none;

  gap: 30px;

  align-items: center;

}



nav ul li a {

  font-weight: 500;

  font-size: 0.95rem;

  position: relative;

}



nav ul li a::after {

  content: '';

  position: absolute;

  width: 0;

  height: 2px;

  background: var(--accent-color);

  bottom: -5px;

  left: 0;

  transition: width 0.3s ease;

}



nav ul li a:hover::after {

  width: 100%;

}



/* Hero Section */

.hero {

  min-height: 100vh;

  display: flex;

  align-items: center;

  padding: 100px 5% 0;

  background: linear-gradient(rgba(9, 10, 15, 0.8), rgba(9, 10, 15, 0.9)),

              url('home_1.png') center/cover;

  position: relative;

}



.hero-content {

  max-width: 800px;

  animation: fadeUp 1s ease-out forwards;

}



.hero h1 {

  font-size: 4rem;

  background: linear-gradient(to right, #ffffff, #a0aec0);

  -webkit-background-clip: text;

  -webkit-text-fill-color: transparent;

  margin-bottom: 1.5rem;

}



.hero p {

  font-size: 1.3rem;

  color: var(--text-muted);

  margin-bottom: 2.5rem;

  max-width: 600px;

}



/* Sections */

section {

  padding: 100px 5%;

}



.section-title {

  text-align: center;

  font-size: 2.5rem;

  margin-bottom: 50px;

  color: #fff;

}



.section-title span {

  color: var(--accent-color);

}



/* Grid Layouts */

.grid-3 {

  display: grid;

  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));

  gap: 30px;

}



/* Cards */

.card {

  background: var(--bg-panel);

  border: 1px solid var(--border-color);

  border-radius: 12px;

  padding: 40px 30px;

  transition: transform 0.4s ease, background 0.4s ease;

  position: relative;

  overflow: hidden;

}



.card::before {

  content: '';

  position: absolute;

  top: 0;

  left: 0;

  width: 100%;

  height: 4px;

  background: var(--accent-color);

  transform: scaleX(0);

  transform-origin: left;

  transition: transform 0.4s ease;

}



.card:hover {

  transform: translateY(-10px);

  background: var(--bg-panel-hover);

}



.card:hover::before {

  transform: scaleX(1);

}



.card-icon {

  font-size: 2.5rem;

  color: var(--accent-color);

  margin-bottom: 20px;

}



.card h3 {

  font-size: 1.5rem;

  margin-bottom: 15px;

  color: #fff;

}



.card p {

  color: var(--text-muted);

}



/* Footer */

footer {

  background: #000;

  padding: 60px 5% 30px;

  border-top: 1px solid #222;

}



.footer-content {

  display: flex;

  justify-content: space-between;

  flex-wrap: wrap;

  gap: 40px;

  margin-bottom: 40px;

}



.footer-logo {

  margin-bottom: 15px;

}



.footer-logo img {

  height: 80px;

  width: auto;

  opacity: 0.9;

  transition: opacity 0.3s ease;

  object-fit: contain;

  filter: invert(1) hue-rotate(180deg);

  mix-blend-mode: screen;

}



.footer-logo:hover img {

  opacity: 1;

}



.footer-contact p {

  color: var(--text-muted);

  margin-bottom: 10px;

  display: flex;

  align-items: center;

  gap: 10px;

}



.footer-bottom {

  text-align: center;

  color: #555;

  padding-top: 20px;

  border-top: 1px solid #222;

  font-size: 0.9rem;

}



/* Animations */

@keyframes fadeUp {

  from {

    opacity: 0;

    transform: translateY(30px);

  }

  to {

    opacity: 1;

    transform: translateY(0);

  }

}



/* --- Styles pour le bouton hamburger --- */

.menu-toggle {

  display: none;

  cursor: pointer;

  flex-direction: column;

  gap: 6px;

  position: absolute;

  right: 5%;

  top: 50%;

  transform: translateY(-50%);

}



.menu-toggle .bar {

  width: 30px;

  height: 3px;

  background-color: var(--text-main);

  transition: all 0.3s ease;

  border-radius: 2px;

}



/* Responsive & Menu Mobile (Format Medium & Propre) */

@media (max-width: 768px) {

  .hero h1 {

    font-size: 2.5rem;

  }



  .menu-toggle {

    display: flex;

    z-index: 1001;

  }



  /* Panneau mobile plus compact et élégant (format medium centré) */

  nav ul.nav-list {

    position: fixed;

    top: 0;

    right: -100%;

    width: 280px;

    height: 100vh;

    background: rgba(15, 17, 23, 0.98);

    backdrop-filter: blur(20px);

    flex-direction: column;

    justify-content: flex-start;

    padding-top: 120px;

    align-items: center;

    gap: 15px;

    transition: right 0.4s cubic-bezier(0.77, 0, 0.175, 1);

    z-index: 1000;

    border-left: 1px solid var(--border-color);

    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);

  }



  nav ul.nav-list.active {

    right: 0;

  }



  nav ul.nav-list li {

    width: 85%;

    text-align: center;

  }



  nav ul.nav-list li a {

    display: block;

    font-family: 'Roboto', sans-serif;

    font-size: 1rem;

    font-weight: 500;

    padding: 12px 16px;

    color: var(--text-main);

    background: var(--bg-panel);

    border: 1px solid var(--border-color);

    border-radius: 6px;

    transition: all 0.3s ease;

  }



  nav ul.nav-list li a:hover,

  nav ul.nav-list li a:active {

    background: var(--bg-panel-hover);

    color: var(--accent-color);

    border-color: var(--accent-color);

  }



  nav ul.nav-list li a.btn {

    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));

    color: #fff;

    border: none;

    padding: 12px 16px;

    font-size: 1rem;

    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);

  }



  nav ul.nav-list li a::after {

    display: none;

  }



  /* Animation du bouton hamburger en croix (X) */

  .menu-toggle.active .bar:nth-child(1) {

    transform: translateY(9px) rotate(45deg);

    background-color: var(--accent-color);

  }

  .menu-toggle.active .bar:nth-child(2) {

    opacity: 0;

  }

  .menu-toggle.active .bar:nth-child(3) {

    transform: translateY(-9px) rotate(-45deg);

    background-color: var(--accent-color);

  }



  .form-row {

    flex-direction: column;

  }

}



/* Quote Form */

.quote-form {

  max-width: 600px;

  margin: 0 auto;

  padding: 40px;

  background: var(--bg-panel);

  border: 1px solid var(--border-color);

  border-radius: 12px;

}



.form-group {

  margin-bottom: 24px;

}



.form-group label {

  display: block;

  margin-bottom: 8px;

  font-weight: 500;

  color: var(--text-main);

  font-size: 0.95rem;

}



.form-group input,

.form-group textarea {

  width: 100%;

  padding: 14px 16px;

  background: var(--bg-dark);

  border: 1px solid var(--border-color);

  border-radius: 6px;

  color: var(--text-main);

  font-family: 'Roboto', sans-serif;

  font-size: 1rem;

  transition: border-color 0.3s ease, box-shadow 0.3s ease;

}



.form-group input:focus,

.form-group textarea:focus {

  outline: none;

  border-color: var(--accent-color);

  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);

}



.form-group input::placeholder,

.form-group textarea::placeholder {

  color: var(--text-muted);

  opacity: 0.6;

}



.form-group textarea {

  resize: vertical;

  min-height: 120px;

}



.form-row {

  display: flex;

  gap: 20px;

}



.form-row .form-group {

  flex: 1;

}



.submit-btn {

  width: 100%;

  padding: 16px;

  font-size: 1rem;

}



.submit-btn:disabled {

  opacity: 0.7;

  cursor: not-allowed;

  transform: none;

}



.form-message {

  margin-top: 20px;

  padding: 16px;

  border-radius: 6px;

  text-align: center;

  font-size: 0.95rem;

}



.form-success {

  background: rgba(34, 197, 94, 0.1);

  border: 1px solid rgba(34, 197, 94, 0.3);

  color: #22c55e;

}



.form-error {

  background: rgba(239, 68, 68, 0.1);

  border: 1px solid rgba(239, 68, 68, 0.3);

  color: #ef4444;

}