:root{
    --primary:#6366f1;
    --secondary:#22d3ee;
    --dark:#0f172a;
    --light:#f8fafc;
  }
  
  *{box-sizing:border-box}
  
  body{
    margin:0;
    font-family: 'Inter', system-ui, sans-serif;
    background:
      radial-gradient(circle at top,#eef2ff,transparent 50%),
      linear-gradient(#f8fafc,#eef2ff);
    color:#0f172a;
  }
  
  /* HEADER */
  .header{
    position:sticky;
    top:0;
    z-index:100;
    padding:14px 32px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    background:rgba(255,255,255,.7);
    backdrop-filter: blur(14px);
    border-bottom:1px solid rgba(0,0,0,.05);
  }
  
  .logo{
    font-size:1.4rem;
    font-weight:800;
    background:linear-gradient(90deg,var(--primary),var(--secondary));
    -webkit-background-clip:text;
    color:transparent;
  }
  
  .nav a{
    margin-left:22px;
    font-weight:500;
    text-decoration:none;
    color:#334155;
    position:relative;
  }
  
  .nav a::after{
    content:'';
    position:absolute;
    left:0;
    bottom:-6px;
    width:0;
    height:2px;
    background:var(--primary);
    transition:.3s;
  }
  .nav a:hover::after{width:100%}
  
  /* HERO */
  .hero{
    padding:110px 20px 80px;
    text-align:center;
  }
  
  .hero h1{
    font-size:clamp(2.2rem,5vw,3.2rem);
    font-weight:900;
    background:linear-gradient(90deg,#0f172a,#6366f1);
    -webkit-background-clip:text;
    color:transparent;
  }
  
  .hero p{
    max-width:680px;
    margin:18px auto 0;
    font-size:1.1rem;
    color:#475569;
  }
  
  /* TOOL GRID */
  .tool-grid{
    padding:60px 28px 90px;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:26px;
  }
  
  .tool-card{
    position:relative;
    background:rgba(255,255,255,.65);
    backdrop-filter: blur(18px);
    border-radius:20px;
    padding:28px 24px 26px;
    box-shadow:
      0 20px 40px rgba(15,23,42,.08);
    overflow:hidden;
    transform:translateY(20px);
    opacity:0;
    animation:fadeUp .6s ease forwards;
  }
  
  .tool-card:nth-child(n){
    animation-delay: calc(var(--i) * 0.05s);
  }
  
  .tool-card::before{
    content:'';
    position:absolute;
    inset:0;
    pointer-events:none; 
    background:linear-gradient(120deg,
      transparent 20%,
      rgba(99,102,241,.12),
      rgba(34,211,238,.12),
      transparent 80%);
    opacity:0;
    transition:.4s;
  }
  
  
  .tool-card:hover::before{opacity:1}
  
  .tool-card:hover{
    transform:translateY(-10px) scale(1.02);
  }
  
  .tool-icon{
    width:54px;
    height:54px;
    border-radius:14px;
    display:grid;
    place-items:center;
    font-size:1.4rem;
    color:white;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    box-shadow:0 10px 22px rgba(99,102,241,.35);
  }
  
  .tool-card h3{
    margin:18px 0 8px;
    font-size:1.15rem;
  }
  
  .tool-card p{
    font-size:.95rem;
    color:#475569;
  }
  
  .tool-card a{
    margin-top:14px;
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-weight:600;
    color:var(--primary);
    text-decoration:none;
  }
  
  /* FOOTER */
  .footer{
    padding:36px 20px;
    background:#0f172a;
    color:#cbd5f5;
    text-align:center;
  }
  .footer a{
    color:#94a3b8;
    margin:0 12px;
    text-decoration:none;
  }
  
  /* ANIMATION */
  @keyframes fadeUp{
    to{
      opacity:1;
      transform:translateY(0);
    }
  }
  
  /* MOBILE */
  @media(max-width:600px){
    .nav{display:none}
  }
.copy-btn{
  padding:6px 14px;
  border:none;
  border-radius:8px;
  background:#22d3ee;
  color:#0f172a;
  font-weight:600;
  cursor:pointer;
}
  .toast{
  position:fixed;
  bottom:30px;
  right:30px;
  background:linear-gradient(135deg,#22d3ee,#6366f1);
  color:white;
  padding:14px 22px;
  border-radius:14px;
  font-weight:600;
  opacity:0;
  transform:translateY(20px);
  transition:.4s;
  z-index:9999;
}
.toast.show{
  opacity:1;
  transform:translateY(0);
}
.site-logo {
  height: 42px;        /* desktop */
  width: auto;
  max-width: 180px;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.15));
}

@media (max-width: 768px) {
  .site-logo {
      height: 34px;    /* mobile */
      max-width: 140px;
  }
}
.logo-text {
  display: none; /* hidden visually */
}