/* RESET */

*{
margin:0;
padding:0;
box-sizing:border-box;
font-family: "Segoe UI", sans-serif;
}

/* BODY */

body{

background:linear-gradient(135deg,#0f172a,#020617);
color:white;

min-height:100vh;

transition:background 0.4s,color 0.4s;

}

/* LIGHT MODE */

body.light{

background:#f1f5f9;
color:#111;

}

/* HEADER */

header{

display:flex;
justify-content:space-between;
align-items:center;

padding:18px 40px;

background:rgba(255,255,255,0.06);

backdrop-filter:blur(15px);

position:sticky;
top:0;

z-index:100;

}

.logo{

font-size:24px;
font-weight:700;

letter-spacing:1px;

}

nav{

display:flex;
gap:25px;

}

nav a{

text-decoration:none;
color:inherit;
font-weight:500;

transition:0.3s;

}

nav a:hover{

color:#22c55e;

}

/* THEME BUTTON */

.theme-btn{

background:#22c55e;
border:none;
padding:8px 14px;
border-radius:8px;

cursor:pointer;

font-size:14px;

transition:0.3s;

}

.theme-btn:hover{

transform:scale(1.05);

}

/* HERO */

.hero{

text-align:center;
padding:130px 20px;

animation:fadeUp 1s ease;

}

.hero h1{

font-size:56px;
font-weight:700;

}

.hero p{

margin-top:12px;
opacity:0.8;

font-size:18px;

}

.hero button{

margin-top:35px;

padding:14px 28px;

background:#22c55e;

border:none;

border-radius:10px;

font-size:16px;

cursor:pointer;

transition:0.3s;

}

.hero button:hover{

transform:translateY(-3px);

box-shadow:0 10px 20px rgba(0,0,0,0.3);

}

/* SECTION TITLE */

.section-title{

text-align:center;

margin-bottom:45px;

font-size:30px;

}

/* TOOLS SECTION */

.tools{

padding:60px 40px;

}

.grid{

display:grid;

grid-template-columns:
repeat(auto-fit,minmax(230px,1fr));

gap:30px;

}

/* GLASS CARD */

.card{

padding:30px;

border-radius:18px;

background:rgba(255,255,255,0.07);

backdrop-filter:blur(15px);

text-align:center;

text-decoration:none;

color:inherit;

transition:0.35s;

position:relative;

overflow:hidden;

}

/* CARD HOVER EFFECT */

.card:hover{

transform:translateY(-10px) scale(1.02);

background:rgba(34,197,94,0.9);

}

/* ICON */

.card i{

margin-bottom:12px;

}

/* CATEGORY SECTION */

.categories{

padding:70px 40px;

}

.category-grid{

display:grid;

grid-template-columns:
repeat(auto-fit,minmax(200px,1fr));

gap:25px;

}

.category{

background:#1e293b;

padding:30px;

border-radius:14px;

text-align:center;

transition:0.3s;

}

.category:hover{

transform:translateY(-5px);

background:#22c55e;

}

/* ADS */

.ads{

margin:60px 40px;

padding:40px;

border-radius:14px;

text-align:center;

background:#1e293b;

font-size:18px;

opacity:0.8;

}

/* FOOTER */

footer{

text-align:center;

padding:35px;

opacity:0.6;

font-size:14px;

}

/* ANIMATION */

@keyframes fadeUp{

from{

opacity:0;
transform:translateY(25px);

}

to{

opacity:1;
transform:translateY(0);

}

}

/* MOBILE */

@media(max-width:768px){

header{

flex-direction:column;
gap:10px;

}

.hero h1{

font-size:36px;

}

.hero p{

font-size:16px;

}

}