/* -------------------------------------------------------------
   LIA - Information Services
   Thème inspiré du flyer : fond vert technologique, texte doré LIA
   ------------------------------------------------------------- */

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

:root {
  --green-dark: #ffffff;
  --green-light: #ffffff;
  --gold: #D4AF37; /* Couleur LIA principale */
  --text: #D4AF37; /* Texte doré comme sur le flyer */
  --bg: #ffffff;
  --muted: #A0A0A0;
  --border: #D4AF37;
}

[data-theme="dark"] {
  --bg: #0A0F0A;
  --text: #D4AF37;
  --border: #D4AF37;
}

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

body {
  font-family: 'Open Sans', sans-serif;
  background-image: url('../img/signal-2025-10-28-095322.jpeg');
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: center;
  color: var(--text);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  transition: background 0.3s, color 0.3s;
}

/* Titres et textes */
h1, h2, h3, h4, h5, h6, p, a, label, span {
  color: var(--text);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 40px;
  background: rgba(0, 43, 31, 0.9);
  border-bottom: 2px solid var(--gold);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.25);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(6px);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 40px;
  background: rgba(0, 43, 31, 0.9);
  border-bottom: 2px solid var(--gold);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.25);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(6px);
}

/* Logo */
.site-header .logo img {
  height: 70px;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(212, 175, 55, 0.4));
}

/* Liens navigation */
nav.main-nav {
  display: flex;
  gap: 25px;
}

nav.main-nav a {
  text-decoration: none;
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.95em;
  text-transform: capitalize; /* Première lettre en majuscule */
  letter-spacing: 0.5px;
  transition: color 0.3s;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: #fff;
}

/* Bouton connexion */
.login-btn a {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: #002B1F;
  padding: 10px 20px;
  border-radius: 6px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  text-transform: capitalize;
  text-decoration: none;
  transition: all 0.3s ease;
}

.login-btn a:hover {
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
  box-shadow: 0 4px 10px rgba(212, 175, 55, 0.4);
}

/* Icône */
.login-icon {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
}


.brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.3em;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 2px;
}

nav.main-nav a {
  text-decoration: none;
  color: var(--gold);
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
  font-size: 0.9em;
  letter-spacing: 1px;
  transition: color 0.3s;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--green-light);
}

.controls button {
  background: var(--gold);
  color: var(--green-dark);
  border: 2px solid var(--gold);
  border-radius: 6px;
  padding: 10px 20px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s;
}

.controls button:hover {
  background: transparent;
  color: var(--gold);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
}

main.container {
  background-color: rgba(0, 0, 0, 0.65);
  padding: 80px 40px 60px;
  border-radius: 12px;
  max-width: 1200px;
  margin: 60px auto;
  color: var(--text);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

#contact h1, section h2 {
  color: var(--gold);
  border-left: 5px solid var(--gold);
  padding-left: 20px;
  margin-bottom: 30px;
  font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
}

#contact form {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--gold);
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.3);
}

#contact input, #contact textarea {
  width: 100%;
  padding: 15px;
  margin-bottom: 25px;
  border: 2px solid rgba(212, 175, 55, 0.5);
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text);
  transition: all 0.3s;
}

#contact input:focus, #contact textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

#contact button {
  background: var(--gold);
  color: var(--green-dark);
  padding: 15px 40px;
  border: 2px solid var(--gold);
  border-radius: 8px;
  font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
  width: 100%;
}

#contact button:hover {
  background: transparent;
  color: var(--gold);
  box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

/* ==============================
   FOOTER GLOBAL
============================== */
footer.site-footer {
  background: rgba(0, 43, 31, 0.9);
  border-top: 3px solid var(--gold);
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  padding: 60px 40px 20px;
  position: relative;
  overflow: hidden;
}

/* ==============================
   CONTENEUR PRINCIPAL
============================== */
.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
  max-width: 1200px;
  margin: 0 auto;
  text-align: left;
}

.footer-column h3 {
  color: var(--gold);
  font-size: 1.3rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-column p,
.footer-column a {
  color: rgba(255, 215, 0, 0.85);
  font-weight: 400;
  font-size: 0.95rem;
  line-height: 1.7;
  text-decoration: none;
}

.footer-column a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

/* ==============================
   RÉSEAUX SOCIAUX
============================== */
.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-icon img {
  width: 32px;
  height: 32px;
  filter: brightness(0) invert(1);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.social-icon:hover img {
  transform: scale(1.15);
  opacity: 0.85;
}

/* ==============================
   BAS DU FOOTER
============================== */
.footer-bottom {
  border-top: 1px solid rgba(255, 215, 0, 0.4);
  text-align: center;
  margin-top: 3rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: rgba(255, 215, 0, 0.7);
}

.footer-bottom a {
  color: rgba(255, 215, 0, 0.85);
  margin: 0 5px;
  text-decoration: none;
}

.footer-bottom a:hover {
  color: #fff;
}

/* ==============================
   LOGO + SLOGAN FINAL
============================== */
.footer-branding {
  margin-top: 40px;
  text-align: center;
}

.footer-branding img {
  width: 140px;
  height: auto;
  margin-bottom: 10px;
  filter: drop-shadow(0 0 5px rgba(255, 215, 0, 0.3));
}

.footer-branding h2 {
  color: var(--gold);
  font-size: 1.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 700;
  margin: 10px 0 0;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.4);
}

/* Responsive */
@media (max-width: 768px) {
  footer.site-footer {
    text-align: center;
    padding: 50px 20px 30px;
  }
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .social-links {
    justify-content: center;
  }
  .footer-branding h2 {
    font-size: 1.5rem;
  }
}
.columns {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 40px;
}

.column {
  flex: 1 1 180px;
  background: rgba(255, 255, 255, 0.05);
  padding: 20px;
  border-radius: 8px;
  border: 1px solid rgba(212, 175, 55, 0.3);
  transition: transform 0.3s, box-shadow 0.3s;
}

.column:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(212, 175, 55, 0.3);
}

.home-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.home-column {
  background: rgba(0,0,0,0.6);
  padding: 25px 20px;
  border-radius: 12px;
  border: 1px solid var(--gold);
  box-shadow: 0 6px 20px rgba(212,175,55,0.3);
  transition: transform 0.3s, box-shadow 0.3s;
}

.home-column:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(212,175,55,0.4);
}

.home-column h2 {
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.home-column p, .home-column ul {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.6;
}

.home-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 15px;
}

.home-buttons button {
  background: var(--gold);
  color: var(--green-dark);
  border: 2px solid var(--gold);
  border-radius: 6px;
  padding: 10px 15px;
  cursor: pointer;
  transition: all 0.3s;
}

.home-buttons button:hover {
  background: transparent;
  color: var(--gold);
  box-shadow: 0 4px 12px rgba(212,175,55,0.4);
}

.home-stats {
  list-style: none;
  padding: 0;
  margin: 15px 0;
}

.home-stats li {
  margin-bottom: 10px;
}

.home-column button {
  margin-top: 10px;
  width: 100%;
  padding: 12px 20px;
  border-radius: 8px;
}

@media (max-width: 1024px) {
  .home-columns {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .home-columns {
    grid-template-columns: 1fr;
  }
  .home-buttons {
    justify-content: center;
  }
}
.about-section, .founder-section, .team-section {
  background: rgba(0,0,0,0.6);
  border: 1px solid var(--gold);
  border-radius: 12px;
  padding: 40px 30px;
  margin-bottom: 50px;
  box-shadow: 0 8px 30px rgba(212,175,55,0.3);
}

.about-section h2,
.founder-section h2,
.team-section h2 {
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.founder-stats {
  list-style: disc;
  margin-left: 20px;
  margin-bottom: 20px;
  color: var(--text);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.team-member {
  text-align: center;
  padding: 20px;
  border-radius: 12px;
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--gold);
  transition: transform 0.3s, box-shadow 0.3s;
}

.team-member:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(212,175,55,0.4);
}

.team-member img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 15px;
  border: 3px solid var(--gold);
  box-shadow: 0 4px 12px rgba(212,175,55,0.3);
}

.team-member h3 {
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  margin-bottom: 5px;
}

.team-member p {
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .team-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .team-grid {
    grid-template-columns: 1fr;
  }
}

.services-intro, .service-item, .service-problem, .service-benefits, 
.service-example, .service-flexibility, .service-others, .service-cta {
  background: rgba(0,0,0,0.6);
  border: 1px solid var(--gold);
  border-radius: 12px;
  padding: 30px 25px;
  margin-bottom: 40px;
  box-shadow: 0 8px 25px rgba(212,175,55,0.3);
}

.services-intro h2,
.service-item h3,
.service-problem h3,
.service-benefits h3,
.service-example h3,
.service-flexibility h3,
.service-others h3 {
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 15px;
}

.service-benefits ul, 
.service-flexibility ul,
.service-others ul {
  list-style: none;
  padding-left: 0;
  color: var(--text);
}

.service-benefits li,
.service-flexibility li,
.service-others li {
  margin-bottom: 12px;
  line-height: 1.5;
}

.service-cta {
  text-align: center;
}

.cta-buttons {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.cta-buttons .btn {
  background: var(--gold);
  color: var(--green-dark);
  padding: 12px 30px;
  border-radius: 6px;
  text-transform: uppercase;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
}

.cta-buttons .btn:hover {
  background: transparent;
  color: var(--gold);
  box-shadow: 0 6px 18px rgba(212,175,55,0.4);
}

@media (max-width: 768px) {
  .cta-buttons {
    flex-direction: column;
  }
  .cta-buttons .btn {
    width: 100%;
    text-align: center;
  }
}
.solutions-intro, .solution-infra, .solution-advantages, 
.solution-opportunity, .solution-impact, .solution-rse, .solution-cta {
  background: rgba(0,0,0,0.6);
  border: 1px solid var(--gold);
  border-radius: 12px;
  padding: 30px 25px;
  margin-bottom: 40px;
  box-shadow: 0 8px 25px rgba(212,175,55,0.3);
}

.solutions-intro h2,
.solution-infra h3,
.solution-advantages h3,
.solution-opportunity h3,
.solution-impact h3,
.solution-rse h3 {
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 15px;
}

.infra-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.infra-item {
  background: rgba(255,255,255,0.05);
  padding: 15px;
  border-radius: 8px;
  text-align: center;
  color: var(--text);
}

.solution-advantages ul, .solution-rse ul {
  list-style: none;
  padding-left: 0;
  color: var(--text);
}

.solution-advantages li, .solution-rse li {
  margin-bottom: 12px;
  line-height: 1.5;
}

.impact-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 15px;
  color: var(--text);
}

.impact-table th, .impact-table td {
  border: 1px solid rgba(212,175,55,0.5);
  padding: 12px 15px;
  text-align: center;
}

.impact-table th {
  background: rgba(212,175,55,0.2);
  color: var(--gold);
}

.solution-cta {
  text-align: center;
}

.cta-buttons {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.cta-buttons .btn {
  background: var(--gold);
  color: var(--green-dark);
  padding: 12px 30px;
  border-radius: 6px;
  text-transform: uppercase;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
}

.cta-buttons .btn:hover {
  background: transparent;
  color: var(--gold);
  box-shadow: 0 6px 18px rgba(212,175,55,0.4);
}

@media (max-width: 768px) {
  .cta-buttons {
    flex-direction: column;
  }
  .cta-buttons .btn {
    width: 100%;
    text-align: center;
  }
}

.offres-container {
  padding: 60px 40px;
  background-color: rgba(0,0,0,0.65);
  border-radius: 12px;
  max-width: 1200px;
  margin: 60px auto;
  color: var(--text);
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
}

.offres-container h2 {
  color: var(--gold);
  border-left: 5px solid var(--gold);
  padding-left: 20px;
  margin-bottom: 40px;
  font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
}

.offres-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
}

.offre-card {
  background: rgba(0,0,0,0.6);
  border: 2px solid var(--gold);
  border-radius: 12px;
  padding: 30px 20px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.offre-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(212,175,55,0.4);
}

.offre-card h3 {
  font-family: 'Montserrat', sans-serif;
  color: var(--gold);
  margin-bottom: 15px;
  text-transform: uppercase;
}

.offre-card .price {
  background-color: var(--gold);
  color: var(--green-dark);
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 12px;
  font-size: 1.2rem;
  margin-bottom: 15px;
  display: inline-block;
}

.offre-card p {
  margin-bottom: 10px;
}

.offre-card button {
  background: var(--gold);
  color: var(--green-dark);
  border: 2px solid var(--gold);
  border-radius: 8px;
  padding: 10px 20px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.offre-card button:hover {
  background: transparent;
  color: var(--gold);
  box-shadow: 0 6px 20px rgba(212,175,55,0.4);
}

.offre-card.vedette {
  border-width: 3px;
  box-shadow: 0 10px 30px rgba(212,175,55,0.5);
}