/* =========================
   Variables / Palette (2 couleurs du logo)
   ========================= */
:root{
  --primary-color: #038A94;   /* turquoise */
  --secondary-color: #F1272D; /* rouge */
  --accent-color:  #F1272D;   /* rouge */
  --dark-color: #1a202c;
  --light-color: #f8f9fa;
  --white: #ffffff;
  --gray: #64748b;

  /* Ombres orientées turquoise */
  --shadow:    0 10px 40px rgba(3,138,148,0.12);
  --shadow-lg: 0 25px 60px rgba(3,138,148,0.20);
  --shadow-xl: 0 35px 80px rgba(0,0,0,0.25);

  /* Dégradés 2 tons (turquoise → rouge) */
  --gradient:       linear-gradient(135deg, #038A94 0%, #F1272D 100%);
  --gradient-soft:  linear-gradient(135deg, rgba(3,138,148,.08), rgba(241,39,45,.08));
  --gradient-hover: linear-gradient(135deg, #049FB0 0%, #FF3A44 100%);
  --gradient-dark:  linear-gradient(135deg, rgba(0,0,0,0.7), rgba(3,138,148,0.5));

  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius: 16px;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* ajusté dynamiquement par JS */
  --navbar-offset: 70px;
}

/* =========================
   Reset & Base
   ========================= */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
  font-family: var(--font-family);
  line-height: 1.7;
  color: var(--dark-color);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
ul { padding-left: 20px; }
strong { font-weight: 900; }

/* Sélection, scrollbar */
::selection{ background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); color: var(--white); }
::-moz-selection{ background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); color: var(--white); }
::-webkit-scrollbar { width: 12px; }
::-webkit-scrollbar-track { background: linear-gradient(180deg, var(--light-color), #e2e8f0); }
::-webkit-scrollbar-thumb { background: var(--gradient); border-radius: 6px; border: 2px solid var(--light-color); }
::-webkit-scrollbar-thumb:hover { background: var(--gradient-hover); box-shadow: 0 0 10px rgba(3,138,148,0.4); }

/* Utilitaires */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.hidden { display: none !important; }

/* =========================
   Bandeau & Navbar
   ========================= */
.header-top {
  background: var(--gradient);
  color: var(--white);
  padding: 12px 0;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}
.header-top::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  animation: rotate-glow 15s linear infinite;
}
@keyframes rotate-glow { 
  0% { transform: rotate(0); } 
  100% { transform: rotate(360deg); } 
}

.navbar {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: 18px 0;
  position: fixed;
  width: 100%;
  top: 38px;
  z-index: 1000;
  box-shadow: 0 4px 30px rgba(0,0,0,0.08);
  border-bottom: 1px solid rgba(3,138,148,0.15);
  transition: var(--transition);
}
.navbar.scrolled { 
  top: 0; 
  background: rgba(255,255,255,0.98); 
  box-shadow: 0 6px 40px rgba(0,0,0,0.15); 
  padding: 15px 0; 
}
.navbar .container { 
  display: flex; 
  justify-content: space-between; 
  align-items: center; 
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  transition: var(--transition);
  padding: 10px 18px;
  border-radius: 14px;
  background: var(--gradient-soft);
}
.nav-brand:hover { 
  transform: translateX(8px) scale(1.05); 
  box-shadow: 0 4px 20px rgba(3,138,148,0.2); 
}

.brand-logo {
  width: 260px;
  max-height: 70px;
  height: auto;
  object-fit: contain;
  transition: transform .3s ease;
}
.nav-brand:hover .brand-logo { 
  transform: scale(1.05); 
}

@media (max-width: 992px) {
  .brand-logo { width: 220px; max-height: 62px; }
}
@media (max-width: 768px) {
  .brand-logo { width: 200px; max-height: 56px; }
}
@media (max-width: 480px) {
  .brand-logo { width: 170px; max-height: 50px; }
}

.logo-dot { 
  width: 14px; 
  height: 14px; 
  background: var(--accent-color); 
  border-radius: 50%; 
  animation: pulse-glow 2s ease-in-out infinite; 
  box-shadow: 0 0 0 0 rgba(241,39,45,0.7); 
}
@keyframes pulse-glow { 
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(241,39,45,0.7); } 
  50% { transform: scale(1.15); box-shadow: 0 0 0 8px rgba(241,39,45,0); } 
}
.brand-text { 
  font-size: 24px; 
  font-weight: 900; 
  background: var(--gradient); 
  -webkit-background-clip: text; 
  background-clip: text; 
  -webkit-text-fill-color: transparent; 
  letter-spacing: -0.8px; 
  position: relative; 
}

.nav-menu { 
  display: flex; 
  list-style: none; 
  gap: 8px; 
  align-items: center; 
}
.nav-link {
  text-decoration: none;
  color: var(--dark-color);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 20px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.nav-link::before {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--gradient);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-soft);
  opacity: 0;
  transition: var(--transition);
  z-index: -1;
}
.nav-link:hover::after, .nav-link.active::after { 
  opacity: 1; 
}
.nav-link:hover, .nav-link.active { 
  color: var(--primary-color); 
  transform: translateY(-2px); 
}
.nav-link:hover::before, .nav-link.active::before { 
  width: 60%; 
}

/* =========================
   Burger Menu
   ========================= */
html.no-scroll, body.no-scroll { 
  overflow: hidden; 
}

.nav-toggle { 
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 8px;
  background: var(--gradient-soft);
  border-radius: 10px;
  transition: var(--transition);
  border: none;
}
.nav-toggle:hover { 
  background: var(--gradient); 
}
.nav-toggle span {
  width: 28px;
  height: 3px;
  border-radius: 3px;
  background: var(--primary-color);
  transition: transform .3s ease, opacity .2s ease;
  transform-origin: center;
}
.nav-toggle:hover span { 
  background: var(--white); 
}
.nav-toggle.active span:nth-child(1) { 
  transform: translateY(9px) rotate(45deg); 
}
.nav-toggle.active span:nth-child(2) { 
  opacity: 0; 
}
.nav-toggle.active span:nth-child(3) { 
  transform: translateY(-9px) rotate(-45deg); 
}

/* Backdrop menu */
.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s;
  z-index: 1100;
}
.nav-backdrop.show { 
  opacity: 1; 
  visibility: visible; 
}

/* Menu mobile fluide */
@media (max-width: 840px) {
  .nav-toggle { 
    display: flex; 
  }

  .nav-menu {
    position: fixed;
    top: var(--navbar-offset);
    left: 0;
    right: 0;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(16px);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 16px;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    opacity: 0;
    transition: max-height .35s ease, opacity .25s ease, visibility .25s;
    z-index: 1200;
    border-top: 2px solid var(--primary-color);
  }
  .nav-menu.open {
    max-height: 80vh;
    visibility: visible;
    opacity: 1;
  }

  .nav-link { 
    padding: 16px 14px; 
    border-radius: 10px; 
  }
}

/* =========================
   Hero & Slider
   ========================= */
.hero { 
  height: 100vh; 
  min-height: 650px; 
  position: relative; 
  overflow: hidden; 
}
.hero-slider { 
  position: relative; 
  height: 100%; 
}
.slide { 
  position: absolute; 
  inset: 0; 
  background-size: cover; 
  background-position: center; 
  opacity: 0; 
  transition: opacity 1.8s cubic-bezier(0.4,0,0.2,1); 
  z-index: 0; 
}
.slide.active { 
  opacity: 1; 
  z-index: 1; 
}
.slide-content { 
  position: absolute; 
  top: 50%; 
  left: 0; 
  width: 100%; 
  transform: translateY(-50%); 
  text-align: center; 
  color: var(--white); 
  z-index: 3; 
  padding: 0 20px; 
}

.slide-content h1 {
  color: #fff !important;
  background: none !important;
  -webkit-background-clip: initial !important;
  background-clip: initial !important;
  -webkit-text-fill-color: #fff !important;
  font-size: 64px !important;
  line-height: 1.05;
  letter-spacing: -1.5px;
  font-weight: 900;
  animation: title-glow 3s ease-in-out;
}

@keyframes title-glow { 
  0%, 100% { text-shadow: 0 4px 20px rgba(0,0,0,0.6), 0 0 40px rgba(3,138,148,0.3); } 
  50% { text-shadow: 0 4px 25px rgba(0,0,0,0.7), 0 0 60px rgba(241,39,45,0.5); } 
}

.slide-content p { 
  font-size: clamp(1.1rem, 2.5vw, 1.5rem); 
  margin-bottom: 3rem; 
  max-width: 750px; 
  margin-inline: auto; 
  text-shadow: 0 2px 10px rgba(0,0,0,0.6); 
  font-weight: 500; 
  letter-spacing: 0.3px; 
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-buttons { 
  display: flex; 
  gap: 20px; 
  justify-content: center; 
  flex-wrap: wrap; 
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 38px;
  border: none;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  transform: translate(-50%,-50%);
  transition: width .6s ease-out, height .6s ease-out;
}

.btn:hover::before { 
  width: 400px; 
  height: 400px; 
}

.btn-primary { 
  background: var(--gradient); 
  color: var(--white); 
}

.btn-primary:hover { 
  transform: translateY(-4px) scale(1.05); 
  box-shadow: 0 15px 45px rgba(3,138,148,0.4); 
  filter: brightness(1.05); 
}

.btn-secondary { 
  background: rgba(255,255,255,0.15); 
  color: var(--white); 
  border: 2px solid rgba(255,255,255,0.85); 
  backdrop-filter: blur(10px); 
}

.btn-secondary:hover { 
  background: var(--white); 
  color: var(--primary-color); 
  border-color: var(--white); 
  transform: translateY(-4px) scale(1.05); 
}

.btn-full { 
  width: 100%; 
  justify-content: center; 
}

.slider-controls { 
  position: absolute; 
  top: 50%; 
  width: 100%; 
  display: flex; 
  justify-content: space-between; 
  padding: 0 40px; 
  z-index: 4; 
  transform: translateY(-50%); 
  box-sizing: border-box;
}

.slider-controls button {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(15px) saturate(180%);
  -webkit-backdrop-filter: blur(15px) saturate(180%);
  border: 2px solid rgba(255,255,255,0.4);
  color: var(--white);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.slider-controls button:hover { 
  background: var(--gradient); 
  border-color: var(--secondary-color); 
  transform: scale(1.15); 
  box-shadow: 0 12px 35px rgba(241,39,45,0.4); 
}

.slider-dots {
  position: absolute;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 14px;
  z-index: 4;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
  padding: 12px 20px;
  border-radius: 50px;
}

.dot { 
  width: 12px; 
  height: 12px; 
  border-radius: 50%; 
  background: rgba(255,255,255,0.4); 
  border: 2px solid rgba(255,255,255,0.6); 
  cursor: pointer; 
  transition: var(--transition); 
}

.dot:hover { 
  background: rgba(255,255,255,0.8); 
  transform: scale(1.3); 
  box-shadow: 0 0 10px rgba(255,255,255,0.6); 
}

.dot.active { 
  background: var(--secondary-color); 
  width: 36px; 
  border-radius: 8px; 
  border-color: var(--secondary-color); 
  box-shadow: 0 0 15px rgba(241,39,45,0.6); 
}

/* =========================
   Sections (Services, About, Portfolio, Contact)
   ========================= */
.section-header { 
  text-align: center; 
  margin-bottom: 80px; 
  position: relative; 
}

.section-header::before { 
  content: ''; 
  position: absolute; 
  top: -30px; 
  left: 50%; 
  transform: translateX(-50%); 
  width: 80px; 
  height: 6px; 
  background: var(--gradient); 
  border-radius: 3px; 
}

.section-header h2 { 
  font-size: clamp(2.25rem, 4.6vw, 3.1rem); 
  font-weight: 900; 
  margin-bottom: 25px; 
  background: var(--gradient); 
  -webkit-background-clip: text; 
  background-clip: text; 
  -webkit-text-fill-color: transparent; 
  letter-spacing: -2px; 
  line-height: 1.2; 
}

.section-header p { 
  font-size: 1.2rem; 
  color: var(--gray); 
  max-width: 700px; 
  margin: 0 auto; 
  line-height: 1.9; 
  font-weight: 500; 
}

.services { 
  padding: 120px 0; 
  background: linear-gradient(180deg, var(--light-color) 0%, #ffffff 100%); 
  position: relative; 
}

.services::before { 
  content: ''; 
  position: absolute; 
  top: 0; 
  left: 0; 
  right: 0; 
  height: 1px; 
  background: var(--gradient); 
}

.services-grid { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); 
  gap: 40px; 
}

.service-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 35px rgba(0,0,0,0.08);
  transition: var(--transition);
  position: relative;
  border: 2px solid transparent;
}

.service-card::before { 
  content: ''; 
  position: absolute; 
  inset: 0; 
  background: var(--gradient); 
  opacity: 0; 
  transition: var(--transition); 
  z-index: 0; 
}

.service-card:hover { 
  transform: translateY(-15px) scale(1.02); 
  box-shadow: var(--shadow-xl); 
  border-color: var(--primary-color); 
}

.service-card:hover::before { 
  opacity: .05; 
}

.service-image { 
  height: 280px; 
  position: relative; 
  overflow: hidden; 
  background: var(--gradient-soft); 
}

.service-image::after { 
  content: ''; 
  position: absolute; 
  inset: 0; 
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.3) 100%); 
  z-index: 1; 
}

.service-image img { 
  width: 100%; 
  height: 100%; 
  object-fit: cover; 
  transition: var(--transition); 
}

.service-card:hover .service-image img { 
  transform: scale(1.2) rotate(2deg); 
  filter: brightness(0.85) saturate(1.3); 
}

.service-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  width: 100px;
  height: 100px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 3rem;
  opacity: 0;
  transition: var(--transition);
  box-shadow: 0 15px 45px rgba(0,0,0,0.4);
  z-index: 2;
  border: 4px solid #fff;
}

.service-card:hover .service-overlay { 
  opacity: 1; 
  transform: translate(-50%,-50%) rotate(360deg) scale(1.1); 
}

.service-content { 
  padding: 40px 35px; 
  position: relative; 
  z-index: 1; 
}

.service-content h3 { 
  font-size: 1.75rem; 
  font-weight: 800; 
  margin-bottom: 18px; 
  color: var(--dark-color); 
  letter-spacing: -0.8px; 
}

.service-content p { 
  color: var(--gray); 
  margin-bottom: 28px; 
  line-height: 1.9; 
}

.service-features { 
  display: flex; 
  flex-direction: column; 
  gap: 12px; 
}

.service-features span {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .95rem;
  color: var(--gray);
  padding: 12px 16px;
  background: var(--light-color);
  border-radius: 10px;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.service-features span:hover {
  background: var(--gradient-soft);
  transform: translateX(8px);
  border-left-color: var(--primary-color);
  box-shadow: 0 4px 15px rgba(3,138,148,0.15);
}

.service-features i { 
  color: var(--primary-color); 
  font-size: 1.1rem; 
  flex-shrink: 0; 
}

.about { 
  padding: 120px 0; 
  background: #fff; 
  position: relative; 
}

.about::before { 
  content: ''; 
  position: absolute; 
  top: 50%; 
  left: 50%; 
  transform: translateX(-50%);
  width: 500px; 
  height: 500px; 
  background: radial-gradient(circle, rgba(3,138,148,0.05) 0%, transparent 70%); 
  border-radius: 50%; 
  filter: blur(80px); 
  pointer-events: none;
}

.about-content { 
  display: grid; 
  grid-template-columns: 1fr 1fr; 
  gap: 80px; 
  align-items: center; 
}

.about-text h2 { 
  font-size: clamp(2.25rem, 4.6vw, 3.1rem); 
  font-weight: 900; 
  margin-bottom: 30px; 
  background: var(--gradient); 
  -webkit-background-clip: text; 
  -webkit-text-fill-color: transparent; 
  background-clip: text; 
  letter-spacing: -2px; 
}

.about-intro { 
  font-size: 1.25rem; 
  color: var(--dark-color); 
  margin-bottom: 25px; 
  line-height: 2; 
  font-weight: 600; 
}

.about-text p { 
  color: var(--gray); 
  line-height: 2; 
  margin-bottom: 25px; 
}

.about-highlight { 
  background: var(--gradient-soft); 
  padding: 30px 35px; 
  border-radius: 16px; 
  border-left: 6px solid var(--primary-color); 
  margin: 35px 0; 
  box-shadow: 0 10px 30px rgba(3,138,148,0.1); 
  font-size: 1.15rem; 
  color: var(--dark-color); 
  font-weight: 700; 
  position: relative; 
  overflow: hidden; 
}

.about-highlight::before { 
  content: '✦'; 
  position: absolute; 
  top: 15px; 
  right: 20px; 
  font-size: 4rem; 
  color: var(--primary-color); 
  opacity: .1; 
}

.about-images { 
  position: relative; 
}

.image-main { 
  border-radius: 20px; 
  overflow: hidden; 
  box-shadow: var(--shadow-lg); 
  margin-bottom: 25px; 
  position: relative; 
  border: 4px solid #fff; 
}

.image-main::before { 
  content: ''; 
  position: absolute; 
  inset: 0; 
  background: var(--gradient); 
  opacity: 0; 
  transition: var(--transition); 
  z-index: 1; 
}

.image-main:hover::before { 
  opacity: .15; 
}

.image-main img { 
  width: 100%; 
  height: 450px; 
  object-fit: cover; 
  transition: var(--transition); 
}

.image-main:hover img { 
  transform: scale(1.08) rotate(-1deg); 
}

.image-gallery { 
  display: grid; 
  grid-template-columns: repeat(3,1fr); 
  gap: 18px; 
}

.image-gallery img { 
  width: 100%; 
  height: 140px; 
  object-fit: cover; 
  border-radius: 14px; 
  box-shadow: var(--shadow); 
  transition: var(--transition); 
  border: 3px solid #fff; 
}

.image-gallery img:hover { 
  transform: translateY(-10px) scale(1.05); 
  box-shadow: var(--shadow-lg); 
  border-color: var(--secondary-color); 
  z-index: 10; 
}

.portfolio { 
  padding: 120px 0; 
  background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%); 
}

.portfolio-grid { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
  gap: 35px; 
}

.portfolio-item { 
  position: relative; 
  border-radius: 20px; 
  overflow: hidden; 
  box-shadow: var(--shadow); 
  transition: var(--transition); 
  cursor: pointer; 
  border: 3px solid transparent; 
}

.portfolio-item:hover { 
  transform: translateY(-15px) scale(1.03); 
  box-shadow: var(--shadow-xl); 
  border-color: var(--primary-color); 
}

.portfolio-item img { 
  width: 100%; 
  height: 320px; 
  object-fit: cover; 
  transition: var(--transition); 
}

.portfolio-item:hover img { 
  transform: scale(1.15) rotate(2deg); 
  filter: brightness(0.7); 
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  opacity: 0;
  transition: var(--transition);
  padding: 40px;
}

.portfolio-item:hover .portfolio-overlay { 
  opacity: 1; 
}

.portfolio-overlay h3 { 
  font-size: 1.8rem; 
  margin-bottom: 15px; 
  font-weight: 800; 
  transform: translateY(30px); 
  transition: var(--transition); 
}

.portfolio-item:hover .portfolio-overlay h3 { 
  transform: translateY(0); 
}

.portfolio-overlay p { 
  margin: 0; 
  font-size: 1.05rem; 
  transform: translateY(30px); 
  transition: var(--transition); 
  transition-delay: .1s; 
  font-weight: 500; 
}

.portfolio-item:hover .portfolio-overlay p { 
  transform: translateY(0); 
}

.contact { 
  padding: 120px 0; 
  background: #fff; 
  position: relative; 
}

.contact::before { 
  content: ''; 
  position: absolute; 
  bottom: 0; 
  left: 50%; 
  transform: translateX(-50%);
  width: 600px; 
  height: 600px; 
  background: radial-gradient(circle, rgba(3,138,148,0.08) 0%, transparent 70%); 
  border-radius: 50%; 
  filter: blur(100px); 
  pointer-events: none;
}

.contact-content { 
  display: grid; 
  grid-template-columns: 1fr 1fr; 
  gap: 80px; 
}

.contact-info h2 { 
  font-size: clamp(2.25rem, 4.6vw, 3.1rem); 
  font-weight: 900; 
  margin-bottom: 30px; 
  background: var(--gradient); 
  -webkit-background-clip: text; 
  -webkit-text-fill-color: transparent; 
  background-clip: text; 
  letter-spacing: -2px; 
}

.contact-info > p { 
  font-size: 1.2rem; 
  color: var(--gray); 
  margin-bottom: 50px; 
  line-height: 2; 
  font-weight: 500; 
}

.contact-details { 
  margin-top: 50px; 
  display: flex; 
  flex-direction: column; 
  gap: 25px; 
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 25px;
  padding: 30px;
  background: linear-gradient(135deg, var(--light-color) 0%, #ffffff 100%);
  border-radius: 16px;
  transition: var(--transition);
  border-left: 5px solid transparent;
  box-shadow: 0 5px 20px rgba(0,0,0,.05);
  position: relative;
  overflow: hidden;
}

.contact-item::before { 
  content: ''; 
  position: absolute; 
  inset: 0; 
  background: var(--gradient-soft); 
  opacity: 0; 
  transition: var(--transition); 
}

.contact-item:hover { 
  transform: translateX(10px) scale(1.02); 
  box-shadow: var(--shadow); 
  border-left-color: var(--accent-color); 
}

.contact-item:hover::before { 
  opacity: 1; 
}

.contact-item i {
  font-size: 2rem;
  color: var(--primary-color);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-soft);
  border-radius: 12px;
  flex-shrink: 0;
  transition: var(--transition);
  z-index: 1;
}

.contact-item:hover i { 
  background: var(--gradient); 
  color: #fff; 
  transform: rotate(360deg) scale(1.1); 
}

.contact-item h4 { 
  font-weight: 800; 
  margin-bottom: 8px; 
  color: var(--dark-color); 
  font-size: 1.2rem; 
  position: relative;
  z-index: 1;
}

.contact-item p { 
  color: var(--gray); 
  margin: 0; 
  line-height: 1.7; 
  font-weight: 500; 
  position: relative;
  z-index: 1;
}

.contact-form-container {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  padding: 50px;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  border: 2px solid rgba(3,138,148,0.1);
  position: relative;
  overflow: hidden;
}

.contact-form-container::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(3,138,148,0.03) 0%, transparent 70%);
  animation: rotate-form 20s linear infinite;
  pointer-events: none;
}

@keyframes rotate-form { 
  0% { transform: rotate(0); } 
  100% { transform: rotate(360deg); } 
}

.contact-form h3 { 
  text-align: center; 
  margin-bottom: 40px; 
  color: var(--dark-color); 
  font-size: 2rem; 
  font-weight: 900; 
  background: var(--gradient); 
  -webkit-background-clip: text; 
  -webkit-text-fill-color: transparent; 
  position: relative;
  z-index: 1;
}

.form-row { 
  display: grid; 
  grid-template-columns: 1fr 1fr; 
  gap: 25px; 
  margin-bottom: 25px; 
}

.form-group { 
  position: relative; 
  margin-bottom: 30px; 
}

.form-group input, 
.form-group select, 
.form-group textarea {
  width: 100%;
  padding: 18px 20px;
  border: 2px solid #e2e8f0;
  border-radius: 14px;
  font-size: 16px;
  transition: var(--transition);
  background: #fff;
  font-weight: 500;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 5px rgba(3,138,148,0.12);
  transform: translateY(-2px);
}

.form-group label {
  position: absolute;
  top: 18px;
  left: 20px;
  color: var(--gray);
  transition: var(--transition);
  pointer-events: none;
  background: #fff;
  padding: 0 8px;
  font-weight: 600;
  z-index: 1;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group select:focus + label,
.form-group select:valid + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -14px;
  left: 14px;
  font-size: 13px;
  color: var(--primary-color);
  font-weight: 800;
  background: linear-gradient(to bottom, transparent 50%, #fff 50%);
}

.form-group textarea { 
  min-height: 160px; 
  resize: vertical; 
}

/* =========================
   Footer
   ========================= */
.footer {
  background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
  color: #fff;
  padding: 80px 0 30px;
  position: relative;
  overflow: hidden;
}

.footer::before { 
  content: ''; 
  position: absolute; 
  left: 0; 
  right: 0; 
  top: 0; 
  height: 8px; 
  background: var(--gradient); 
  box-shadow: 0 4px 15px rgba(3,138,148,0.4); 
}

.footer::after { 
  content: ''; 
  position: absolute; 
  top: -50%; 
  left: -50%; 
  width: 200%; 
  height: 200%; 
  background: radial-gradient(circle, rgba(241,39,45,0.05) 0%, transparent 70%); 
  animation: rotate-footer 30s linear infinite; 
}

@keyframes rotate-footer { 
  0% { transform: rotate(0); } 
  100% { transform: rotate(360deg); } 
}

.footer-content { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); 
  gap: 60px; 
  margin-bottom: 60px; 
  position: relative; 
  z-index: 1; 
}

.footer-section h4 { 
  margin-bottom: 30px; 
  color: var(--secondary-color); 
  font-size: 1.3rem; 
  font-weight: 800; 
  position: relative; 
  padding-bottom: 12px; 
}

.footer-section h4::after { 
  content: ''; 
  position: absolute; 
  bottom: 0; 
  left: 0; 
  width: 50px; 
  height: 3px; 
  background: var(--gradient); 
  border-radius: 2px; 
}

.footer-section p { 
  color: #cbd5e0; 
  line-height: 2; 
  font-weight: 500; 
}

.footer-section ul { 
  list-style: none; 
}

.footer-section ul li { 
  margin-bottom: 15px; 
}

.footer-section ul li a { 
  color: #cbd5e0; 
  text-decoration: none; 
  transition: var(--transition); 
  display: inline-flex; 
  align-items: center; 
  gap: 10px; 
  padding: 8px 12px; 
  border-radius: 8px; 
  font-weight: 500; 
}

.footer-section ul li a:hover { 
  color: var(--secondary-color); 
  transform: translateX(8px); 
  background: rgba(241,39,45,0.1); 
}

.footer-section ul li i { 
  color: var(--primary-color); 
  width: 24px; 
  font-size: 1.1rem; 
}

.footer-brand { 
  display: flex; 
  align-items: center; 
  gap: 14px; 
  margin-bottom: 25px; 
  padding: 12px 20px; 
  background: rgba(3,138,148,0.1); 
  border-radius: 14px; 
  width: fit-content; 
}

.footer-brand .brand-text { 
  font-size: 1.5rem; 
}

.social-links { 
  display: flex; 
  gap: 18px; 
  margin-top: 30px; 
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), #049FB0);
  color: #fff;
  border-radius: 50%;
  transition: var(--transition);
  font-size: 1.2rem;
  box-shadow: 0 6px 20px rgba(3,138,148,0.3);
  border: 2px solid transparent;
}

.social-links a:hover { 
  background: var(--secondary-color); 
  color: var(--dark-color); 
  transform: translateY(-8px) rotate(360deg) scale(1.15); 
  box-shadow: 0 12px 30px rgba(241,39,45,0.4); 
  border-color: var(--accent-color); 
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #a0aec0;
  flex-wrap: wrap;
  gap: 25px;
  position: relative;
  z-index: 1;
}

.footer-links { 
  display: flex; 
  gap: 30px; 
  flex-wrap: wrap; 
}

.footer-links a { 
  color: #a0aec0; 
  text-decoration: none; 
  font-size: .95rem; 
  transition: var(--transition); 
  padding: 6px 12px; 
  border-radius: 6px; 
  font-weight: 600; 
}

.footer-links a:hover { 
  color: var(--secondary-color); 
  background: rgba(241,39,45,0.1); 
}

/* =========================
   Cookies / Modales / Notifications
   ========================= */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(26,26,26,0.98);
  backdrop-filter: blur(20px) saturate(180%);
  color: #fff;
  padding: 30px;
  z-index: 1100;
  transform: translateY(100%);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  box-shadow: 0 -15px 40px rgba(0,0,0,0.3);
  border-top: 3px solid var(--gradient);
}

.cookie-banner.show { 
  transform: translateY(0); 
  opacity: 1; 
  visibility: visible; 
}

.cookie-content { 
  max-width: 1200px; 
  margin: 0 auto; 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  gap: 30px; 
}

.cookie-text h4 { 
  margin-bottom: 10px; 
  font-weight: 900; 
  font-size: 1.2rem; 
  color: var(--secondary-color); 
}

.cookie-text p { 
  color: #e2e8f0; 
  font-weight: 500; 
}

.cookie-buttons { 
  display: flex; 
  gap: 15px; 
  flex-wrap: wrap; 
}

.btn-sm { 
  padding: 12px 24px; 
  font-size: 14px; 
  border-radius: 50px; 
  font-weight: 700; 
}

.modal { 
  position: fixed; 
  inset: 0; 
  background: rgba(0,0,0,0.7); 
  backdrop-filter: blur(5px); 
  display: none; 
  align-items: center; 
  justify-content: center; 
  z-index: 1200; 
  padding: 20px; 
}

.modal.show { 
  display: flex; 
}

.modal-content { 
  width: min(850px,95vw); 
  max-height: 90vh; 
  overflow: auto; 
  background: #fff; 
  border-radius: 24px; 
  box-shadow: var(--shadow-xl); 
  animation: modal-pop .3s cubic-bezier(.4,0,.2,1); 
}

@keyframes modal-pop { 
  from { transform: scale(.9) translateY(30px); opacity: 0; } 
  to { transform: scale(1) translateY(0); opacity: 1; } 
}

.modal-header { 
  padding: 25px 30px; 
  border-bottom: 2px solid #edf2f7; 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  background: var(--gradient-soft); 
}

.modal-header h3 { 
  margin: 0; 
  font-weight: 900; 
  color: var(--dark-color); 
  font-size: 1.6rem; 
}

.modal-close { 
  background: rgba(0,0,0,0.05); 
  border: none; 
  font-size: 28px; 
  line-height: 1; 
  cursor: pointer; 
  color: var(--dark-color); 
  width: 45px; 
  height: 45px; 
  border-radius: 50%; 
  transition: var(--transition); 
  display: flex; 
  align-items: center; 
  justify-content: center; 
}

.modal-close:hover { 
  background: var(--accent-color); 
  color: #fff; 
  transform: rotate(90deg); 
}

.modal-body { 
  padding: 30px; 
  color: var(--gray); 
  line-height: 2; 
  font-weight: 500; 
}

.cookie-category { 
  border: 2px solid #e2e8f0; 
  border-radius: 16px; 
  padding: 20px; 
  margin-bottom: 18px; 
  background: #fff; 
  transition: var(--transition); 
}

.cookie-category:hover { 
  border-color: var(--primary-color); 
  box-shadow: 0 5px 20px rgba(3,138,148,0.1); 
}

.cookie-category-header { 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  margin-bottom: 12px; 
}

.cookie-category h5 { 
  font-size: 1.1rem; 
  margin: 0; 
  font-weight: 800; 
  color: var(--dark-color); 
}

.switch { 
  position: relative; 
  display: inline-block; 
  width: 60px; 
  height: 32px; 
}

.switch input { 
  opacity: 0; 
  width: 0; 
  height: 0; 
}

.slider { 
  position: absolute; 
  cursor: pointer; 
  inset: 0; 
  background: #cbd5e0; 
  transition: var(--transition); 
  border-radius: 34px; 
  box-shadow: inset 0 2px 6px rgba(0,0,0,.15); 
}

.slider::before { 
  content: ''; 
  position: absolute; 
  height: 26px; 
  width: 26px; 
  left: 3px; 
  top: 3px; 
  background: #fff; 
  transition: var(--transition); 
  border-radius: 50%; 
  box-shadow: 0 3px 8px rgba(0,0,0,.2); 
}

input:checked + .slider { 
  background: var(--gradient); 
  box-shadow: 0 0 15px rgba(3,138,148,0.4); 
}

input:checked + .slider::before { 
  transform: translateX(28px); 
}

/* =========================
   Flottants / Back to top
   ========================= */
.floating-contact { 
  position: fixed; 
  right: 25px; 
  bottom: 25px; 
  display: flex; 
  flex-direction: column; 
  gap: 15px; 
  z-index: 1050; 
}

.float-btn {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient);
  color: #fff;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  text-decoration: none;
  font-size: 1.5rem;
  border: 3px solid #fff;
}

.float-btn:hover { 
  transform: translateY(-6px) scale(1.1); 
  box-shadow: var(--shadow-xl); 
}

.float-btn.whatsapp { 
  background: linear-gradient(135deg, #25D366, #128C7E); 
}

.float-btn.whatsapp:hover { 
  filter: saturate(1.2) brightness(1.1); 
}

.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(10px);
  color: #fff;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1040;
  transition: var(--transition);
  font-size: 1.3rem;
  box-shadow: 0 6px 20px rgba(0,0,0,.3);
}

.back-to-top.show { 
  display: flex; 
}

.back-to-top:hover { 
  background: var(--gradient); 
  transform: translateY(-5px) scale(1.15); 
  box-shadow: var(--shadow-lg); 
}

/* =========================
   Skip link & Focus
   ========================= */
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--primary-color);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  z-index: 10000;
  transition: top .3s;
}

.skip-link:focus { 
  top: 20px; 
}

a:focus, 
button:focus, 
.nav-toggle:focus, 
.float-btn:focus, 
.modal-close:focus { 
  outline: 3px solid rgba(3,138,148,.6); 
  outline-offset: 3px; 
}

/* =========================
   Responsive
   ========================= */
@media (max-width: 992px) {
  .about-content, 
  .contact-content { 
    grid-template-columns: 1fr; 
    gap: 50px; 
  }
  .image-main img { 
    height: 350px; 
  }
  .navbar { 
    padding: 15px 0; 
  }
  .nav-menu { 
    gap: 15px; 
  }
}

@media (max-width: 840px) {
  .header-top { 
    font-size: 13px; 
    padding: 10px 0; 
  }
  .cookie-content { 
    flex-direction: column; 
    align-items: flex-start; 
  }
  .footer-bottom { 
    flex-direction: column; 
    align-items: flex-start; 
    gap: 15px; 
  }
}

@media (max-width: 600px) {
  .services, 
  .about, 
  .portfolio, 
  .contact { 
    padding: 80px 0; 
  }
  .form-row { 
    grid-template-columns: 1fr; 
  }
  .contact-form-container { 
    padding: 35px 25px; 
  }
  .slider-controls { 
    padding: 0 20px; 
  }
  .slider-controls button { 
    width: 50px; 
    height: 50px; 
    font-size: 20px; 
  }
  .dot { 
    width: 10px; 
    height: 10px; 
  }
  .dot.active { 
    width: 28px; 
  }
  .floating-contact { 
    right: 15px; 
    bottom: 15px; 
  }
  .float-btn { 
    width: 56px; 
    height: 56px; 
  }
}

/* =========================
   Print
   ========================= */
@media print {
  .navbar, 
  .header-top, 
  .floating-contact, 
  .back-to-top, 
  .cookie-banner { 
    display: none !important; 
  }
  .hero { 
    height: auto; 
    min-height: auto; 
  }
  .slide, 
  .slide-overlay { 
    position: static; 
    height: auto; 
  }
  .slide-content { 
    position: static; 
    transform: none; 
    color: #000; 
    text-shadow: none; 
  }
  .btn { 
    border: 2px solid #333; 
    color: #000 !important; 
    background: transparent !important; 
  }
}

/* =========================================================
   PATCH ANTI-DÉBORDEMENT / ANTI-SCROLL HORIZONTAL
   ========================================================= */
html, body {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

.header-top,
.hero,
.services,
.about,
.portfolio,
.contact,
.footer {
  position: relative;
  overflow-x: clip;
}

.about::before {
  left: 50% !important;
  transform: translateX(-50%);
  width: min(500px, 100vw);
}

.contact::before {
  left: 50% !important;
  right: auto !important;
  transform: translateX(-50%);
  width: min(600px, 100vw);
}

.slider-controls {
  left: 0;
  right: 0;
  padding: 0 20px;
  box-sizing: border-box;
}

[class*="overlay"],
[class*="glow"] {
  max-width: 100vw;
  overflow: hidden;
}

/* =========================
   Language Switcher
   ========================= */
.language-switcher {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-left: 20px;
}

.lang-btn {
  padding: 6px 12px;
  border: 2px solid transparent;
  background: transparent;
  color: var(--dark-color);
  font-weight: 600;
  font-size: 13px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.lang-btn:hover {
  background: var(--light-color);
  color: var(--primary-color);
}

.lang-btn.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

@media (max-width: 768px) {
  .language-switcher {
    margin-left: 10px;
  }

  .lang-btn {
    padding: 5px 10px;
    font-size: 12px;
  }
}