/*=============== VARIABLES CSS ===============*/
:root {
  /* Colors - Palette Professionnelle Bleue */
  --primary-color: #4a6fa5;
  --primary-dark: #3a5a8a;
  --primary-light: #6b8fc4;
  --secondary-color: #2c3e50;
  --accent-color: #5c8a3e;
  --accent-gold: #d4a85f;
  
  --text-dark: #1a1a1a;
  --text-gray: #666666;
  --text-light: #999999;
  --white: #ffffff;
  
  --bg-light: #f5f7fa;
  --bg-gray: #e8ecf1;
  --bg-blue-light: #edf2f7;
  
  --blue: #4a6fa5;
  --blue-dark: #3a5a8a;
  --orange: #e67e4d;
  --green: #5c8a3e;
  --red: #c74a3a;
  --purple: #7d6b9d;
  --yellow: #d4a85f;
  --cyan: #4a9a8a;
  --brown: #6d5548;
  
  /* Typography - Plus dynamique */
  --body-font: 'Inter', sans-serif;
  --title-font: 'Montserrat', sans-serif;
  
  --h1-font-size: 3.25rem;
  --h2-font-size: 2.5rem;
  --h3-font-size: 1.65rem;
  --normal-font-size: 1.05rem;
  --small-font-size: 0.9rem;
  
  --font-light: 300;
  --font-regular: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  --font-extrabold: 800;
  
  /* Shadows - Plus dynamiques */
  --shadow-sm: 0 2px 8px rgba(74, 111, 165, 0.08);
  --shadow-md: 0 4px 16px rgba(74, 111, 165, 0.12);
  --shadow-lg: 0 8px 32px rgba(74, 111, 165, 0.16);
  --shadow-xl: 0 16px 48px rgba(74, 111, 165, 0.2);
  --shadow-colored: 0 8px 24px rgba(74, 111, 165, 0.25);
  
  /* Border radius - Plus modernes */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  
  /* Transitions - Plus fluides */
  --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);
  --transition-smooth: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-index */
  --z-fixed: 100;
  --z-modal: 1000;
}

/* Responsive typography */
@media screen and (max-width: 968px) {
  :root {
    --h1-font-size: 2.25rem;
    --h2-font-size: 1.75rem;
    --h3-font-size: 1.25rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  color: var(--text-dark);
  background-color: var(--white);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--title-font);
  font-weight: var(--font-bold);
  line-height: 1.25;
  color: var(--text-dark);
  letter-spacing: -0.5px;
}

h1 {
  font-weight: var(--font-extrabold);
  letter-spacing: -1px;
}

h2 {
  font-weight: var(--font-extrabold);
  letter-spacing: -0.75px;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

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

button,
input,
textarea,
select {
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section__header {
  text-align: center;
  margin-bottom: 4rem;
}

.section__header--white .section__subtitle,
.section__header--white .section__title,
.section__header--white .section__description {
  color: var(--white);
}

.section__subtitle {
  display: inline-block;
  font-size: var(--small-font-size);
  font-weight: var(--font-semibold);
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}

.section__title {
  font-size: 2rem;
  margin-bottom: 1rem;
  font-weight: var(--font-extrabold);
}

.section__description {
  max-width: 700px;
  margin: 0 auto;
  color: var(--text-gray);
  line-height: 1.7;
  font-size: 1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1.1rem 2.5rem;
  font-weight: var(--font-semibold);
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
  font-size: 1.05rem;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.3px;
}

.button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.button:hover::before {
  width: 300px;
  height: 300px;
}

.button--primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--white);
  box-shadow: var(--shadow-colored);
}

.button--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(74, 111, 165, 0.35);
}

.button--outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  position: relative;
  z-index: 1;
}

.button--outline::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  transition: width 0.4s ease;
  z-index: -1;
  border-radius: var(--radius-md);
}

.button--outline:hover {
  color: var(--white);
  border-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-colored);
}

.button--outline:hover::after {
  width: 100%;
}

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

/*=============== HEADER ===============*/
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  box-shadow: 0 4px 20px rgba(74, 111, 165, 0.3);
  z-index: var(--z-fixed);
  transition: var(--transition);
  border-bottom: 3px solid var(--accent-gold);
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent 0%, rgba(92, 138, 62, 0.1) 50%, transparent 100%);
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
}

.header.scroll-header {
  box-shadow: 0 6px 30px rgba(74, 111, 165, 0.4);
}

.nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  height: 140px;
  padding: 1.5rem 0;
  position: relative;
  z-index: 1;
  gap: 2rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  filter: brightness(1.1) drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
  height: 100%;
}

.nav__logo:hover {
  transform: scale(1.05);
  filter: brightness(1.2) drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.nav__menu {
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav__logo-img {
  height: 110px;
  width: auto;
  max-width: 450px;
  object-fit: contain;
}

.nav__list {
  display: flex;
  flex-direction: row;
  gap: 2.5rem;
  align-items: center;
}

.nav__link {
  font-weight: var(--font-semibold);
  color: var(--white);
  transition: var(--transition);
  position: relative;
  font-size: 1.05rem;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.nav__link:hover,
.nav__link.active {
  color: var(--accent-gold);
  transform: translateY(-2px);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-color));
  transition: var(--transition);
  border-radius: 2px;
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav__phone {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.75rem;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-color));
  color: var(--white);
  font-weight: var(--font-bold);
  border-radius: var(--radius-md);
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(212, 168, 95, 0.3);
  font-size: 1.05rem;
}

.nav__phone:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 6px 20px rgba(212, 168, 95, 0.5);
}

.nav__toggle,
.nav__close {
  display: none;
  font-size: 1.5rem;
  color: var(--white);
  cursor: pointer;
  color: var(--text-dark);
}

/*=============== HERO ===============*/
.hero {
  padding: 11rem 0 6rem;
  background: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.75) 0%, rgba(245, 247, 250, 0.7) 100%),
    url('../images/hero-background-chantier.jpg') center/cover no-repeat fixed;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.85) 0%, transparent 100%);
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 30%;
  background: linear-gradient(to top, rgba(255, 255, 255, 0.6) 0%, transparent 100%);
  z-index: 0;
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__subtitle {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  background: linear-gradient(135deg, rgba(74, 111, 165, 0.15), rgba(92, 138, 62, 0.1));
  color: var(--primary-color);
  font-weight: var(--font-bold);
  border-radius: 50px;
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  font-family: var(--body-font);
  box-shadow: 0 4px 16px rgba(74, 111, 165, 0.18);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(74, 111, 165, 0.25);
  transition: var(--transition);
  letter-spacing: 0.3px;
}

.hero__subtitle i {
  font-size: 1.2rem;
}

.hero__subtitle:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 24px rgba(74, 111, 165, 0.3);
}

.hero__subtitle i {
  font-size: 2.5rem;
}

.hero__title {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero__title--highlight {
  color: var(--primary-color);
  position: relative;
  display: inline-block;
}

.hero__description {
  font-size: 1.05rem;
  color: var(--text-gray);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  max-width: 700px;
}

.hero__buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero__features {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero__feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-gray);
  font-size: var(--small-font-size);
}

.hero__feature i {
  font-size: 1.25rem;
  color: var(--primary-color);
}

.hero__image {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 500px;
}

.hero__image-bg {
  position: absolute;
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  opacity: 0.12;
  animation: pulse 3s ease-in-out infinite;
}

.hero__logo {
  max-width: 500px;
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
  position: relative;
  z-index: 1;
  border-radius: 0;
  background-color: transparent;
  padding: 0;
  box-shadow: none;
  filter: drop-shadow(0 12px 32px rgba(74, 111, 165, 0.2));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/*=============== SERVICES ===============*/
.services {
  padding: 6rem 0;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.service__card {
  padding: 2.5rem;
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.service__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.service__card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}

.service__card:hover::before {
  transform: scaleX(1);
}

.service__icon {
  width: 75px;
  height: 75px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 2rem;
  transition: var(--transition);
  position: relative;
}

.service__card:hover .service__icon {
  transform: scale(1.1) rotate(5deg);
}
  font-size: 2rem;
}

.service__icon--blue {
  background-color: rgba(52, 152, 219, 0.1);
  color: var(--blue);
}

.service__icon--orange {
  background-color: rgba(255, 107, 53, 0.1);
  color: var(--orange);
}

.service__icon--green {
  background-color: rgba(46, 204, 113, 0.1);
  color: var(--green);
}

.service__icon--red {
  background-color: rgba(231, 76, 60, 0.1);
  color: var(--red);
}

.service__icon--purple {
  background-color: rgba(155, 89, 182, 0.1);
  color: var(--purple);
}

.service__icon--yellow {
  background-color: rgba(243, 156, 18, 0.1);
  color: var(--yellow);
}

.service__icon--cyan {
  background-color: rgba(26, 188, 156, 0.1);
  color: var(--cyan);
}

.service__icon--brown {
  background-color: rgba(121, 85, 72, 0.1);
  color: var(--brown);
}

.service__title {
  font-size: 1.15rem;
  margin-bottom: 1rem;
  color: var(--secondary-color);
  font-weight: var(--font-bold);
}

.service__description {
  color: var(--text-gray);
  line-height: 1.7;
  font-size: 0.95rem;
}

/*=============== REALISATIONS ===============*/
.realisations {
  padding: 6rem 0;
  background-color: var(--white);
}

.realisations__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.realisation__card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-smooth);
  border: 3px solid transparent;
}

.realisation__card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-color) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.realisation__card:hover {
  transform: translateY(-15px) scale(1.03);
  box-shadow: 0 24px 64px rgba(74, 111, 165, 0.3);
  border-color: var(--accent-gold);
}

.realisation__card:hover::after {
  opacity: 0.05;
}

.realisation__image {
  position: relative;
  width: 100%;
  height: 320px;
  overflow: hidden;
}

.realisation__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
  filter: brightness(1);
}

.realisation__card:hover .realisation__image img {
  transform: scale(1.15) rotate(2deg);
  filter: brightness(1.1);
}

.realisation__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(74, 111, 165, 0.98) 0%, rgba(74, 111, 165, 0.7) 40%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 2rem;
  opacity: 0;
  transition: var(--transition-smooth);
  backdrop-filter: blur(2px);
}

.realisation__card:hover .realisation__overlay {
  opacity: 1;
}

.realisation__content {
  color: var(--white);
  transform: translateY(20px);
  transition: var(--transition);
}

.realisation__card:hover .realisation__content {
  transform: translateY(0);
}

.realisation__content h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
  color: var(--white);
  font-weight: var(--font-bold);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.realisation__content p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.6;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/*=============== ADVANTAGES ===============*/
.advantages {
  padding: 6rem 0;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  position: relative;
  overflow: hidden;
}

.advantages::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(92, 138, 62, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.advantages__container {
  position: relative;
  z-index: 1;
}

.advantages__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.advantage__card {
  padding: 2rem;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.advantage__card:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(92, 138, 62, 0.4);
  transform: translateY(-5px);
}

.advantage__icon {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-gold));
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: var(--white);
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(92, 138, 62, 0.3);
}

.advantage__card:hover .advantage__icon {
  transform: scale(1.15) rotate(-5deg);
  box-shadow: 0 8px 24px rgba(92, 138, 62, 0.4);
}

.advantage__title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--white);
}

.advantage__description {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

/*=============== CONTACT ===============*/
.contact {
  padding: 6rem 0;
  background-color: var(--bg-light);
}

.contact__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact__text {
  color: var(--text-gray);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact__detail {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.contact__detail-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: var(--radius-md);
  color: var(--white);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact__detail-content h4 {
  font-size: 1rem;
  font-weight: var(--font-semibold);
  margin-bottom: 0.25rem;
  color: var(--text-dark);
}

.contact__detail-content p,
.contact__detail-content a {
  color: var(--text-gray);
  transition: var(--transition);
}

.contact__detail-content a:hover {
  color: var(--primary-color);
}

.contact__form-wrapper {
  background-color: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact__form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form__group {
  display: flex;
  flex-direction: column;
}

.form__group--full {
  grid-column: 1 / -1;
}

.form__label {
  font-weight: var(--font-medium);
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.form__input,
.form__textarea {
  padding: 1rem;
  background-color: var(--bg-light);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--text-dark);
  transition: var(--transition);
}

.form__input:focus,
.form__textarea:focus {
  background-color: var(--white);
  border-color: var(--primary-color);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

.form__note {
  grid-column: 1 / -1;
  text-align: center;
  font-size: var(--small-font-size);
  color: var(--text-light);
  margin-top: -0.5rem;
}

/*=============== FOOTER ===============*/
.footer {
  background-color: var(--secondary-color);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer__content {
  display: grid;
  grid-template-columns: 1.5fr 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--title-font);
  font-size: 1.5rem;
  font-weight: var(--font-extrabold);
  margin-bottom: 1rem;
}

.footer__logo i {
  font-size: 2rem;
  color: var(--accent-gold);
}

.footer__description {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.footer__social {
  display: flex;
  gap: 1rem;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: var(--transition);
}

.footer__social-link:hover {
  background-color: var(--accent-color);
  transform: translateY(-3px);
}

.footer__title {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__list--small {
  gap: 0.5rem;
}

.footer__list--small a {
  font-size: 0.9rem;
}

.footer__list a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer__list a:hover {
  color: var(--primary-color);
  padding-left: 0.25rem;
}

.footer__text {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
}

.footer__bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--small-font-size);
}

/*=============== SCROLL TO TOP ===============*/
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: var(--white);
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  font-size: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: var(--z-fixed);
}

.scroll-top.show {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

/*=============== RESPONSIVE ===============*/
/* Medium devices */
@media screen and (max-width: 968px) {
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    box-shadow: var(--shadow-xl);
    padding: 6rem 2rem 2rem;
    transition: var(--transition);
    z-index: var(--z-modal);
  }

  .nav__menu.show-menu {
    right: 0;
  }

  .nav__list {
    flex-direction: column;
    gap: 2.5rem;
  }

  .nav__link {
    font-size: 1.25rem;
    color: var(--white);
  }

  .nav__close {
    display: block;
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2rem;
    color: var(--white);
  }

  .nav__toggle {
    display: block;
  }

  .nav__phone span {
    display: none;
  }

  .nav__phone i {
    font-size: 1.25rem;
  }

  .hero__container {
    grid-template-columns: 1fr;
  }

  .hero__image {
    display: none;
  }
  
  .nav__logo-img {
    height: 100px;
  }

  .contact__content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer__content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

/* Small devices */
@media screen and (max-width: 576px) {
  .container {
    padding: 0 1rem;
  }

  .hero {
    padding: 8rem 0 4rem;
  }
  
  .nav__logo-img {
    height: 90px;
  }

  .hero__buttons {
    flex-direction: column;
  }

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

  .hero__features {
    flex-direction: column;
    gap: 1rem;
  }

  .services__grid,
  .realisations__grid,
  .advantages__grid {
    grid-template-columns: 1fr;
  }
  
  .realisation__image {
    height: 250px;
  }

  .contact__form {
    grid-template-columns: 1fr;
  }

  .contact__form-wrapper {
    padding: 1.5rem;
  }

  .footer__content {
    grid-template-columns: 1fr;
  }

  .scroll-top {
    bottom: 1rem;
    right: 1rem;
    width: 45px;
    height: 45px;
  }
}

/* Extra small devices */
@media screen and (max-width: 350px) {
  .nav__logo-img {
    height: 85px;
  }

  .service__card,
  .advantage__card {
    padding: 1.5rem;
  }
  
  .realisation__image {
    height: 220px;
  }
}