:root{
  --bg-light:#f5f7fb;
  --text-light:#0b1220;
  --accent:#00d1d1;
  --card-light:#fff;
}

/* ================= BASE ================= */
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  background:var(--bg-light);
  color:var(--text-light);
}

/* ================= HEADER ================= */
header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:15px 20px;
  background:#fff;
  position:sticky;
  top:0;
  z-index:3000;
}

.logo{
  font-size:22px;
  font-weight:bold;
  color:var(--accent);
}
.logo a {
  text-decoration: none;
  color: var(--accent);     
  font-size: 22px;
  font-weight: bold;
  cursor: pointer;       
}

.logo a:hover {
  opacity: 0.85;            
  text-decoration: none;  
}
/* ================= NAV ================= */
nav{
  gap: 20px;
  display:flex;
  align-items:center;
}

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

nav a:hover{
  color:var(--accent);
}

/* ================= MENU BUTTON ================= */
.menu-btn{
  display:none; /* ✅ desktop/laptop hidden */
  font-size:26px;
  cursor:pointer;
}

/* ================= HERO ================= */
.hero{
  text-align:center;
  padding:50px 20px;
  max-width:900px;
  margin:auto;
}

.hero h1{font-size:42px;}
.hero span{color:var(--accent);}
.hero p{opacity:.85;line-height:1.6;}

.search-box{
  margin-top:35px;
  display:flex;
  gap:10px;
  justify-content:center;
  flex-wrap:wrap;
}

.search-box input{
  padding:14px;
  width:280px;
  border-radius:8px;
  border:none;
}

.search-box button{
  padding:14px 26px;
  border-radius:8px;
  border:none;
  background:var(--accent);
  font-weight:bold;
  cursor:pointer;
}

/* ================= FEATURES ================= */
.features{
  margin-top:50px;
  display:flex;
  gap:30px;
  justify-content:center;
  flex-wrap:wrap;
}

.feature{
  background:var(--card-light);
  padding:20px 25px;
  border-radius:10px;
  box-shadow:0 0 10px rgba(0,0,0,.1);
}

/* ================= SECTIONS ================= */
.section{
  max-width:1100px;
  margin:80px auto;
  padding:0 20px;
}

.section-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:25px;
}

.section-header a{
  color:var(--accent);
  text-decoration:none;
}

/* ================= CATEGORIES ================= */
.categories{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:20px;
}

.category-link{
  text-decoration:none;
  color:inherit;
}

.category-card{
  background:var(--card-light);
  padding:25px;
  border-radius:14px;
  transition:.3s;
  box-shadow:0 0 10px rgba(0,0,0,.1);
}

.category-card:hover{
  transform:translateY(-5px);
  border:1px solid var(--accent);
}

.category-icon{
  width:42px;
  height:42px;
  background:rgba(0,209,209,.15);
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  margin-bottom:15px;
  color:var(--accent);
}

/* ================= TUTORIALS ================= */
.tutorial{
  background:var(--card-light);
  padding:30px;
  border-radius:16px;
  margin-bottom:25px;
  box-shadow:0 0 10px rgba(0,0,0,.1);
}

.tutorial h3 a{
  text-decoration:none;
  color:inherit;
}

.badges{display:flex;gap:10px;}

.badge{
  font-size:12px;
  padding:4px 10px;
  border-radius:20px;
}

.badge.category{
  background:rgba(0,209,209,.15);
  color:var(--accent);
}

.badge.featured{
  background:#f5a623;
  color:#000;
}

.tutorial-footer{
  opacity:.7;
  font-size:13px;
  margin-top:15px;
}

/* ================= QUICK LINKS ================= */
.quick-links-box{
  background:var(--card-light);
  padding:28px;
  border-radius:16px;
  box-shadow:0 0 10px rgba(0,0,0,.1);
}

/* body.dark .quick-links-box{
  background:var(--card-dark);
  box-shadow:none;
} */

.quick-links-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.quick-links-list a{
  padding:14px 16px;
  border-radius:10px;
  text-decoration:none;
  color:inherit;
  background:rgba(0,209,209,.1);
}

.quick-links-list a:hover{
  background:rgba(0,209,209,.2);
}

/* ================= FOOTER ================= */
footer{
  background:#fff;
  padding:50px 20px;
  margin-top:80px;
  border-top:1px solid rgba(0,0,0,.1);
}

.footer-container{
  max-width:1100px;
  margin:auto;
  display:flex;
  justify-content:space-between;
  gap:40px;
  flex-wrap:wrap;
}

.footer-left{
  min-width:260px;
}

.footer-left h3{
  margin-top:0;
  color:var(--accent);
}

.footer-left p{
  font-size:16px;
  line-height:1.7;
  opacity:.85;
  max-width:420px;
}

.footer-right{
  min-width:400px;
}

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

.footer-links li{
  margin-bottom:10px;
}

.footer-links a{
  text-decoration:none;
  color:inherit;
  font-size:14px;
  opacity:.85;
}

.footer-links a:hover{
  color:var(--accent);
}

.footer-bottom{
  text-align:center;
  margin-top:35px;
  font-size:13px;
  opacity:.6;
}
/* ================= MOBILE RESPONSIVE ================= */
@media(max-width:768px){

  /* ================= HEADER (WHITE NAVBAR FIX) ================= */
  header{
    position:relative;
    min-height:36px;   
    background:#fff;
    z-index:3000;
  }

  /* ================= MENU BUTTON ================= */
  .menu-btn{
    display:block;
    font-size:28px;
    cursor:pointer;
    user-select:none;
    position:absolute;
    top:22px;
    left:20px;
    z-index:4000;
  }

  /* ================= LOGO / SITE NAME ================= */
  .logo{
    position:absolute;
    top:22px;
    right:20px;
    font-size:22px;
    font-weight:bold;
    color:var(--accent);
    z-index:4000;
  }

  /* ================= MOBILE NAV (SIDE MENU) ================= */
  nav{
    position:fixed;
    top:0;
    left:0;
    width:220px;
    background:#fff;
    padding:40px 20px 20px;
    flex-direction:column;
    display:none;
    z-index:3500;
    box-shadow:4px 0 12px rgba(0,0,0,.15);
  }

  nav.show{
    gap: 0px;
    display:flex;
     transform:translateX(0);
  }

  nav a{
    width:100%;
    text-align:center;
    padding:10px 0;
    font-size:16px;
  }

  nav a:hover{
    color:var(--accent);
  }

  .card, .article-card {
    width: 90vw !important; /* wider cards */
    max-width: 600px !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }

  .hero h1 {
    font-size: 28px !important;
  }

  .hero p {
    font-size: 14px !important;
  }
  .feature{
    width: 100%;
     text-align: center !important;
  }

 .categories, .tutorial {
    width: 84% !important;
    text-align: center !important;
  }

.footer-container{
    flex-direction:column;
    align-items:center;
    text-align:center;
  }

  .footer-left p{
    max-width:100%;
    margin:auto;
  }

  .footer-right{
    min-width:100%;
  }

  .footer-links li{
    margin-bottom:8px;
    list-style:none;
  }

  .footer-bottom{
    font-size:12px;
    margin-top:25px;
  }
}