html{
  scroll-behavior: smooth;
}

body{
    padding: 0;
    margin: 0;
}


*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

/* ===== Navbar ===== */
nav{
    background: white;
    padding: 10px 20px;
    position: relative;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    position: fixed;
    z-index: 100;
    width: 100%;
}

.nav-container{
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Left section */
.nav-left{
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo{
    height: 50px;
    width: auto;
}

.brand-name{
    font-size: 25px;
    font-weight: 800;
    background: linear-gradient(90deg, #003cff, #46c4ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Menu links */
.nav-links{
    display: flex;
    list-style: none;
}

.nav-links li{
    margin-left: 20px;
}

.nav-links li a{
    text-decoration: none;
    font-size: 18px;
    color: #0d2f4f
}

.nav-links li a:hover{
    color: darkblue;
}

/* ===== Hamburger ===== */
/* =========================
   HAMBURGER BUTTON
========================= */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 1000;
    width: 22px;
    height: 22px;
}

.hamburger span {
    width: 100%;
    height: 4px;              /* thicker = bold */
    background-color: #092950;
    margin: 2px 0;            /* compact spacing */
    border-radius: 4px;
    transition:
        transform 0.35s ease,
        opacity 0.25s ease,
        background-color 0.25s ease;
}


/* =========================
   HAMBURGER → X ANIMATION
========================= */
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* =========================
   MOBILE NAV MENU
========================= */
@media (max-width: 992px) {

.hamburger {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        border-radius: 20px;
        padding: 0px 7px 0px 7px;
        background: #ffffff;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;

        /* Animation setup */
        opacity: 0;
        transform: translateY(-10px);
        pointer-events: none;

        transition:
            opacity 0.35s ease,
            transform 0.35s ease;

        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        z-index: 100;
    }

    .nav-links li {
        margin: 15px 0;
    }

    /* ACTIVE STATE */
    .nav-links.active {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }
}


.hero {
  position: relative;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}

/* Background layers */
.bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 2.5s ease-in-out;
  transform: scale(1.05);
}

/* Active image */
.bg.active {
  opacity: 1;
}

/* Background images */
.bg1 { background-image: url("images/bg1.jpg"); }
.bg2 { background-image: url("images/bg2.jpg"); }
.bg3 { background-image: url("images/bg3.jpg"); }
.bg4 { background-image: url("images/bg2.jpg"); }
.bg5 { background-image: url("images/bg3.jpg"); }

/* Overlay for text readability */
.overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    rgba(0,0,0,0.45),
    rgba(0,0,0,0.35)
  );
  z-index: 1;
}

/* Content */
.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
  text-align: center;
  padding: 20px;
}

.hero-content h4 {
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 10px;
}

.hero-content h1 {
  font-size: 64px;
  font-weight: 800;
  line-height: 1.1;
}

.hero-content h1 span {
  font-weight: 700;
}

.hero-content p {
  max-width: 900px;
  font-size: 20px;
  margin-top: 20px;
  line-height: 1.6;
  opacity: 0.95;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 42px;
  }

  .hero-content p {
    font-size: 16px;
  }
}


.vm-section {
  position: relative;
  width: 90%;
  max-width: 1100px;
  margin: 80px auto;
  height: 260px;
}

.vm-card {
  position: absolute;
  inset: 0;
  background: #ffffff;
  border-radius: 20px;
  padding: 50px 60px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.1);

  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease;
  pointer-events: none;
}

.vm-card.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.vm-card h2 {
  font-size: 42px;
  background: linear-gradient(90deg, #003cff, #46c4ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.vm-card p {
  font-size: 20px;
  line-height: 1.7;
  color: #1f2937;
}

/* Responsive */
@media (max-width: 768px) {
  .vm-card {
    padding: 30px;
  }

  .vm-card h2 {
    font-size: 30px;
  }

  .vm-card p {
    font-size: 16px;
  }

  .vm-section {
    height: 300px;
  }
}

.about-us{
    display: flex;
    justify-content: center;
    
}

.about-container{
    margin-top: 30px;
    padding: 48px;
    border: 1px solid rgba(128, 128, 128, 0.214);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-radius: 10px;
    max-width: 70vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.about-container h1{
    text-align: center;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #003cff, #46c4ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
    margin-top: -20px;
}

.about-container p{
  max-width: 700px;
  margin-top: 15px;
}

.about-container .about-img{
    display: flex;
    justify-content: center;
}

.about-container img {
    width: 100%;          /* force image to follow container width */
    max-width: 600px; 
    min-width: 200px;    /* prevent it from getting too large */
    height: auto;         /* maintain aspect ratio */
    display: block;       /* remove inline spacing issues */
    margin-bottom: 20px;
    border-radius: 20px;
}

/* Tablet */
@media (max-width: 900px) {
    .about-container {
        padding: 32px;          /* reduced from 48px */
        max-width: 85vw;
    }
}

/* Mobile */
@media (max-width: 520px) {
    .about-container {
        padding: 30px;          /* comfortable mobile padding */
        max-width: 95vw;
    }

    .about-container h1 {
        margin-top: 0;
        font-size: 22px;
    }

    .about-container p {
        max-width: 100%;
        font-size: 15px;
    }
}



.guide {
  scroll-margin-top: 40px;
  margin-top: 40px;
  padding: 20px;
  display: flex;
  justify-content: center;
  background: linear-gradient(
    135deg,
    #F2F7FF 0%,
    #EAF2FF 40%,
    #E3EEFF 100%
  );
}

.guide-container {
  padding: 70px;
}

.guide-container h1 {
  text-align: center;
  background: linear-gradient(90deg, #003cff, #46c4ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 20px;
}

.guide-container p {
  max-width: 900px;
  margin: 0 auto 30px;
  text-align: justify;
}

/* CARD GRID */
.card-container {
  margin: auto;
  max-width: 1100px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* CARD */
.tarif {
  display: flex;
  align-items: center;
  justify-content: flex-start; /* ALWAYS LEFT */
  text-align: left;
  gap: 12px;
  padding: 14px 22px;
  min-height: 75px;
  height: auto;

  border: 1px solid rgba(128, 128, 128, 0.239);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
}

.tarif h3 {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: #042f58;
  font-size: 16px;
}

/* ICON STYLE */
.tarif i {
  font-size: 20px;
  color: #2759fb;
  background: rgb(230, 243, 255);
  border-radius: 50%;
  padding: 7.5px;
  min-width: 20px;
}

/* HOVER */
.tarif:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

/* TABLET */
@media (max-width: 900px) {
  .card-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* MOBILE */
@media (max-width: 520px) {
  .guide-container {
    padding: 10px;
  }

  .card-container {
    grid-template-columns: 1fr;
  }

  .tarif {
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
    justify-content: flex-start; /* KEEP LEFT */
  }
}



.services{
    padding: 20px;
    margin-top: 10px;
    
}

#servicess {
    scroll-margin-top: 70px; /* height of your navbar */
}


.services h1{
    margin-left: 10px;
    text-align: center;
    background: linear-gradient(90deg, #003cff, #46c4ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
}

.cards-parent {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px; /* better than margin-right */
}


.cards {
    border: 1px solid rgba(128, 128, 128, 0.236);
    border-radius: 15px;

    width: 340px;          /* SAME size everywhere */
    min-height: 300px;

    text-align: center;
    padding: 15px 10px;
    background: #fff;

    box-shadow: 0 5px 15px rgba(0,0,0,0.08);

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

/* Hover Effect */
.cards:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
    border-color: #0a3d6c;
}


.cards img {
    width: 100%;
    height: 220px;       /* fixed card-style height */
    border-radius: 10px;
    object-fit: cover;
    display: block;
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .cards {
        width: 90%;
        max-width: 360px;
    }
}

.cards h3{
  margin-top: 10px;
  color: #0a3d6c;
  
}

.cards p{
  margin-top: 20px;
  margin-bottom: 20px;
}

.cards a{
  text-decoration: none;
  color:  #2759fb;
  font-weight: 600;
}



.clients {
  padding: 60px 0;
  background: #fff;
  text-align: center;
}

.clients h2 {
  font-size: 32px;
  background: linear-gradient(90deg, #003cff, #46c4ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 40px;
}

.carousel {
  position: relative;
  overflow: hidden;
  width: 100%;
}

.track {
  display: flex;
  align-items: center;
  gap: 60px;
  width: max-content;
  will-change: transform;
}

.track img {
  height: 80px;
  object-fit: contain;
  filter: grayscale(10%);
  transition: filter 0.3s ease;
}

.track img:hover {
  filter: grayscale(0%);
}

/* Fade edges */
.fade {
  position: absolute;
  top: 0;
  width: 120px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.fade.left {
  left: 0;
  background: linear-gradient(to right, #fff 20%, transparent);
}

.fade.right {
  right: 0;
  background: linear-gradient(to left, #fff 20%, transparent);
}

/* Mobile */
@media (max-width: 768px) {
  .track img {
    height: 60px;
  }
}


.contact {
  padding: 60px 20px;
  background: #fff;
}

.contact h1 {
  text-align: center;
  margin-bottom: 20px;

  background: linear-gradient(90deg, #003cff, #46c4ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;


}

.contact-form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-form input,
.contact-form textarea {
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ccc;
}

.contact-form button {
  background: #0a3d6c;
  color: #fff;
  border: none;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
}

.contact-form button:hover{
  background: blue;
}




.footer {
  background: #1E2322;
  padding: 60px 20px 30px;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: auto;
}

.footer-col h3,
.footer-col h4 {
  margin-bottom: 15px;
  color: #ffffff;
}

.footer-col p {
  font-size: 14px;
  line-height: 1.6;
  color: #ffffff;
}

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

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: #ffffff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.footer-col ul li a:hover {
  color: darkblue;
}

.vision-logo {
  width: 140px;
  filter: brightness(0) invert(1);
}

.certifications {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 40px 0 20px;
  flex-wrap: wrap;
}

.footer-social {
  text-align: center;
  margin-bottom: 10px;
}

.footer-social a {
  color: #ffffff;
  margin: 0 10px;
  font-size: 18px;
}

.footer-social a:hover {
  color: #00bcd4;
}

.footer-copy {
  text-align: center;
  font-size: 13px;
  color: #ffffff;
  margin-top: 10px;
}

/* ===== Scroll To Top ===== */
#scrollTopBtn {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: #2759fb;
  border: none;
  color: #fff;
  padding: 12px;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  width: 45px;
}



/* Responsive */
@media (max-width: 600px) {
  .footer {
    text-align: center;
  }
}




/* PRELOADER */
#preloader {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at top, #061a2d, #000814);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  transition: opacity 0.8s ease;
}

/* Fade out */
#preloader.fade-out {
  opacity: 0;
  pointer-events: none;
}

/* BRAND */
.brand {
  position: relative;
  width: 200px;
  animation: logoReveal 2s ease forwards;
}

.brand img {
  width: 100%;
  opacity: 0;
  animation: fadeIn 1.8s ease forwards;
}

/* LINE */
.brand-line {
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #1e90ff, transparent);
  animation: lineGrow 2s ease forwards 0.8s;
}

/* PROGRESS BAR */
.progress-bar {
  margin-top: 50px;
  width: 260px;
  height: 2px;
  background: rgba(255,255,255,0.15);
  overflow: hidden;
}

.progress-bar span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #1e90ff, #00c6ff);
  animation: loading 3s linear forwards;
}

/* ANIMATIONS */
@keyframes fadeIn { to { opacity: 1; } }
@keyframes logoReveal { to { transform: scale(1); } }
@keyframes lineGrow { to { width: 120px; } }
@keyframes loading { to { width: 100%; } }