:root{
  --bg:#0f1724;
  --card:#0b1320;
  --accent:#2b8cff;
  --muted:#9aa7bf;
  --glass: rgba(255,255,255,0.04);
  --container: 1100px;
  --radius:12px;
}

*{box-sizing:border-box}
/*html,body{height:100%}*/
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: linear-gradient(180deg,#071021 0%, #071021 60%);
  color:#e8f0ff;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.45;
}

/* container */
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:28px;
}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:40;
  backdrop-filter: blur(6px);
  background: linear-gradient(180deg, rgba(7,10,20,0.6), rgba(7,10,20,0.2));
  border-bottom:1px solid rgba(255,255,255,0.03);
}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.logo{height:42px;width:auto;display:block}
.brand-name{font-weight:600;letter-spacing:0.3px}

/* nav */
.main-nav a{
  color:var(--muted);
  text-decoration:none;
  margin-left:18px;
  font-weight:600;
  text-transform:uppercase;
  font-size:13px;
}
.main-nav a:hover{color:var(--accent)}

/* language switcher */
.lang-switcher{
  position:relative;
  margin-left:24px;
}
.lang-toggle{
  background:transparent;
  border:1px solid rgba(255,255,255,0.1);
  padding:4px 10px;
  border-radius:6px;
  color:var(--muted);
  font-size:12px;
  font-weight:600;
  cursor:pointer;
  display:flex;
  align-items:center;
  gap:6px;
}
.lang-toggle:hover{background:rgba(255,255,255,0.07);border-color:var(--accent);color:#fff}
.lang-icon{width:18px;height:12px;object-fit:cover;display:inline-block}

.lang-list{
  position:absolute;
  top:100%;
  right:0;
  left:auto;
  background:var(--card);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:6px;
  margin:4px 0 0;
  padding:4px 0;
  list-style:none;
  display:none;
  min-width:120px;
  z-index:50;
}
.lang-list.open{display:block}
.lang-item{
  width:100%;
  background:transparent;
  border:none;
  color:var(--muted);
  padding:6px 12px;
  text-align:left;
  font-size:13px;
  display:flex;
  align-items:center;
  gap:8px;
  cursor:pointer;
}
.lang-item:hover{background:rgba(255,255,255,0.08);color:#fff}


/* hero */
.hero{
  padding:68px 0 96px;
  position:relative;
  overflow:hidden;
}
.hero-inner{display:flex;gap:32px;align-items:center;justify-content:space-between}
.hero-content{max-width:55%}
.hero h1{
  margin:0 0 10px;
  font-size:48px;
  line-height:1.02;
  letter-spacing:-0.6px;
  color: #e9f4ff;
}
.hero-sub{color:var(--muted);margin-bottom:18px}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;text-decoration:none;font-weight:600}
.btn.primary{background:linear-gradient(90deg,var(--accent),#4aa6ff);color:#001024;box-shadow:0 8px 30px rgba(43,140,255,0.14)}
.btn.ghost{border:1px solid rgba(255,255,255,0.06);color:var(--muted);background:transparent}

/* quick links */
.quick-links{display:flex;gap:12px;justify-content:center;padding:18px 20px 0}
.quick-link{background:var(--glass);padding:10px 14px;border-radius:999px;color:var(--muted);text-decoration:none;font-weight:600}
.quick-link:hover{color:var(--accent)}

/* sections */
section h2{margin-top:8px;margin-bottom:14px;font-size:24px;color:#000D27}
 .lazy-section{overflow:hidden;position:relative;margin:48px auto;padding:28px;border-radius:14px;background:#ffffff;box-shadow:0 6px 30px rgba(2,6,23,0.6)}
.section-body{min-height:180px;display:grid;gap:16px}
.placeholder{display:flex;align-items:center;justify-content:center}

/* spinner */
.spinner{
  width:48px;height:48px;border-radius:50%;
  background:conic-gradient(var(--accent), rgba(255,255,255,0.1));
  box-shadow:0 6px 20px rgba(43,140,255,0.12);
  animation:spin 1.2s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;}
.card{  
  max-width: (100% - 32px);
  background:linear-gradient(to bottom right, #345FAC, #000D27);
  border:1px solid rgba(255,255,255,0.12);
  padding:16px;border-radius:12px;
  transition:transform .28s ease, box-shadow .28s ease, background .28s ease, opacity .5s ease;
  height:200px; overflow:hidden;
  color:#ffffff;
  opacity:0;
  transform:translateX(0);
}

/* Make cards slide in from the opposite side of the section reveal */
.lazy-section.slide-from-left .card { transform: translateX(60px); }
.lazy-section.slide-from-right .card { transform: translateX(-60px); }
.lazy-section.cards-visible .card { opacity: 1; transform: translateX(0); }

.lazy-section.cards-visible .card:hover{
  transform:translateY(-8px) scale(1.04);
  box-shadow:0 20px 40px rgba(15,40,80,0.4);
  background:linear-gradient(to bottom right, #4175d4, #011e5a);
}
.card h3{margin:0 0 8px}
.card p{margin:0;color:rgba(255,255,255,0.85);font-size:14px}

/* carousel */
.carousel-wrapper{position:relative;}
.cards.cards-carousel{display:flex;gap:16px;transform:translateX(0);transition:transform .35s ease;}
.cards.cards-carousel .card{flex:0 0 calc((100% - 0px)/1)}

@media (min-width:750px){
  .cards.cards-carousel .card{flex:0 0 calc((100% - 16px)/2)}
}

@media (min-width:1200px){
  .cards.cards-carousel .card{flex:0 0 calc((100% - 32px)/3)}
}

.carousel-arrow{position:absolute;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:999px;border:none;color:#fff;background:rgba(0,0,0,0.35);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0.85;transition:opacity .2s;z-index:10;}
.carousel-arrow:hover{opacity:1}
.carousel-arrow:focus{outline:2px solid var(--accent)}
.carousel-left{left:12px}
.carousel-right{right:12px}

/* footer */
.site-footer{padding:36px 0 64px;background:linear-gradient(180deg, rgba(3,8,20,0.8), rgba(3,6,12,0.95))}
.footer-inner{display:flex;gap:24px;align-items:flex-start;justify-content:space-between}
.contact p{margin:18px 0;color:var(--muted)}
.contact a{margin:18px 0;color:var(--muted); text-decoration: none;}
.socials p{margin:18px 0;color:var(--muted)}
.socials a{margin:18px 0;color:var(--muted); text-decoration: none;}
.small-print{color:var(--muted);font-size:13px}

/* responsive */
@media (max-width:900px){
  .hero-inner{flex-direction:column;align-items:flex-start}
  .hero-content{max-width:100%}
  .main-nav{display:none}
  .header-inner{padding:10px 0}
}

@media (max-width:1200px) {
  .header-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
  }
  .brand { order: 0; }
  .lang-switcher { order: 1; }
  .main-nav {
    order: 2;
    width: 100%;
    margin-top: 8px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-start;
  }
  .main-nav a {
    margin-left: 0;
    padding: 4px 8px;
    white-space: nowrap;
  }
}

/* hero visual container */
.hero-visual{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;overflow:hidden;z-index:-1;}

/* splash screen */
#splash{
  position:fixed;
  top:0;left:0;
  width:100%;height:100%;
  background:#000;
  z-index:100;
  display:flex;
  align-items:center;
  justify-content:center;
}
#splash img{
  width:120px;
  animation: splashAnim 1.5s forwards;
}
@keyframes splashAnim{
  0%{transform:scale(1);opacity:1}
  25%{transform:scale(1.15)}
  50%{transform:scale(1);}
  75%{transform:scale(2);opacity:0.4}
  100%{transform:scale(3);opacity:0}
}

/* Section reveal animations */
@media (min-width:1200px) {
  .slide-hidden,
  .slide-in {
    transition: transform 0.5s ease, opacity 0.5s ease;
    will-change: transform, opacity;
  }

  .slide-hidden {
    opacity: 0;
  }

  .slide-hidden.slide-from-left {
    /* Start further off-screen so the slide-in movement is more noticeable. */
    transform: translateX(-120px);
  }

  .slide-hidden.slide-from-right {
    transform: translateX(120px);
  }

  .slide-in {
    opacity: 1;
    transform: translateX(0);
  }
}

.adhd-feature {
  margin: 32px auto;
  max-width: 1120px;
  background: transparent;
  border: none;
  border-radius: 14px;
  padding: 16px;
  overflow: hidden;
  transition: opacity 3s ease;
  opacity: 0;
}

.adhd-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 24px;
}

.adhd-image img {
  width: 100%;
  display: block;
  border-radius: 14px;
  object-fit: contain;
}

.adhd-text {
  color: #ffffff;
  font-size: clamp(1.7rem, 2.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  background: transparent;
}

.adhd-hidden {
  opacity: 0;
}

.adhd-visible {
  opacity: 1;
}

@media (max-width: 900px) {
  .adhd-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .adhd-text {
    font-size: 2rem;
  }
}

.back-btn-container {
  text-align: center;
  margin: 28px 0;
}