*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    font-family:Arial,sans-serif;
    background:#0d0d0d;
    color:white;
    overflow-x:hidden;
}

/* HEADER */

header{
    width:100%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 8%;
    background:#111;
    border-bottom:1px solid #222;
    position:sticky;
    top:0;
    z-index:1000;
}

.logo img{
    width:120px;
}

nav{
    display:flex;
    align-items:center;
    gap:25px;
}

nav a{
    color:white;
    text-decoration:none;
    font-weight:bold;
    transition:0.3s;
}

nav a:hover{
    color:gold;
}

/* HERO */

.hero{
    height:90vh;

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

    text-align:center;
    padding:20px;

    background:
    linear-gradient(rgba(0,0,0,0.75),
    rgba(0,0,0,0.75)),
    url('images/hero.jpg');

    background-size:cover;
    background-position:center;
}

.hero-content{
    max-width:900px;
}

.hero-content h1{
    font-size:75px;
    color:gold;
    margin-bottom:25px;
    line-height:1.1;
}

.hero-content p{
    font-size:24px;
    color:#ddd;
    line-height:1.8;
}

/* BUTTONS */

.hero-buttons{
    margin-top:40px;
}

.btn{
    display:inline-block;
    padding:16px 35px;
    border-radius:10px;
    text-decoration:none;
    font-weight:bold;
    transition:0.3s;
    cursor:pointer;
}

.gold{
    background:gold;
    color:black;
}

.gold:hover{
    transform:translateY(-5px);
    background:#ffd700;
}

.dark{
    background:#1b1b1b;
    color:white;
    border:1px solid gold;
}

.dark:hover{
    background:gold;
    color:black;
}

/* SECTIONS */

.featured,
.about-section,
.why-section{
    padding:90px 8%;
}

/* TITLES */

.featured h2,
.about-text h2,
.why-section h2{
    text-align:center;
    color:gold;
    font-size:45px;
    margin-bottom:50px;
}

/* COURSES */

.course-grid{
    display:grid;
    grid-template-columns:
    repeat(auto-fit,minmax(280px,1fr));

    gap:30px;
}

.course-card{
    background:#161616;
    border-radius:18px;
    overflow:hidden;
    border:1px solid #222;
    transition:0.4s;
    padding-bottom:25px;
}

.course-card:hover{
    transform:translateY(-10px);
    border-color:gold;
}

.course-card img{
    width:100%;
    height:260px;
    object-fit:cover;
}

.course-card h3{
    padding:25px 20px 15px;
    font-size:24px;
    color:white;
}

.course-card p{
    padding:0 20px;
    color:#ccc;
    line-height:1.8;
    margin-bottom:20px;
}

.course-card .btn{
    margin-left:20px;
}

/* ABOUT */

.about-container{
    max-width:1000px;
    margin:auto;
    text-align:center;
}

.about-text p{
    font-size:21px;
    line-height:2;
    color:#ccc;
    margin-bottom:20px;
}

/* STATS */

.stats-section{
    display:grid;
    grid-template-columns:
    repeat(auto-fit,minmax(220px,1fr));

    gap:30px;

    padding:90px 8%;
    background:#111;
}

.stats-box{
    background:#161616;
    padding:45px;
    border-radius:18px;
    text-align:center;
    border:1px solid #222;
}

.stats-box h2{
    font-size:55px;
    color:gold;
    margin-bottom:15px;
}

.stats-box p{
    color:#ccc;
    font-size:19px;
}

/* CAREER BANNER */

.career-banner{
    padding:120px 8%;

    background:
    linear-gradient(rgba(0,0,0,0.8),
    rgba(0,0,0,0.8)),
    url('images/hero.jpg');

    background-size:cover;
    background-position:center;

    text-align:center;
}

.career-content h2{
    font-size:55px;
    color:gold;
    margin-bottom:25px;
}

.career-content p{
    font-size:22px;
    color:#ddd;
    margin-bottom:35px;
}

/* FORMS */

form input,
form textarea,
input{
    width:100%;
    padding:18px;
    margin-bottom:20px;
    border:none;
    border-radius:10px;
    background:#1b1b1b;
    color:white;
    font-size:17px;
}

form textarea{
    resize:none;
}

form input:focus,
form textarea:focus,
input:focus{
    outline:1px solid gold;
}

/* VERIFY CARD */

.verify-card{

    background:#161616;
    padding:40px;
    border-radius:20px;
    border:1px solid gold;
    text-align:center;
    margin-top:40px;

}

.verified-title{

    color:gold;
    margin-bottom:30px;
    font-size:35px;

}

.trainer-image{

    width:140px;
    height:140px;
    border-radius:50%;
    object-fit:cover;
    border:3px solid gold;
    margin-bottom:20px;

}

.certificate-image{

    width:100%;
    max-width:700px;
    border-radius:15px;
    margin-top:30px;
    border:2px solid #333;

}

.qr-image{

    width:180px;
    height:180px;
    background:white;
    padding:10px;
    border-radius:15px;

}

.verify-card p{

    margin-top:15px;
    color:#ddd;
    font-size:18px;
    line-height:1.8;

}

.verify-card h3{

    font-size:30px;
    margin-bottom:20px;
    color:white;

}

/* FOOTER */

footer{
    background:#0a0a0a;
    border-top:1px solid #222;
    padding:70px 8% 30px;
    margin-top:80px;
}

.footer-container{
    display:grid;

    grid-template-columns:
    repeat(auto-fit,minmax(250px,1fr));

    gap:40px;
}

.footer-box h3{
    color:gold;
    margin-bottom:20px;
    font-size:26px;
}

.footer-box p,
.footer-box a{
    color:#ccc;
    text-decoration:none;
    display:block;
    line-height:2;
    transition:0.3s;
}

.footer-box a:hover{
    color:gold;
}

.footer-bottom{
    text-align:center;
    margin-top:50px;
    padding-top:20px;
    border-top:1px solid #222;
    color:#777;
}

/* MOBILE */

@media(max-width:900px){

    header{
        flex-direction:column;
        gap:20px;
    }

    nav{
        flex-wrap:wrap;
        justify-content:center;
    }

    .hero-content h1{
        font-size:50px;
    }

    .hero-content p{
        font-size:20px;
    }

    .career-content h2{
        font-size:40px;
    }

    .featured h2,
    .about-text h2,
    .why-section h2{
        font-size:35px;
    }

    .stats-box h2{
        font-size:45px;
    }

    .verified-title{
        font-size:28px;
    }

    .verify-card h3{
        font-size:24px;
    }
}

@media(max-width:600px){

    .hero{
        height:auto;
        padding:120px 20px;
    }

    .hero-content h1{
        font-size:40px;
    }

    .hero-content p{
        font-size:18px;
    }

    .career-content h2{
        font-size:32px;
    }

    .about-text p{
        font-size:18px;
    }

    .verify-card{
        padding:25px;
    }

    .trainer-image{
        width:110px;
        height:110px;
    }

    .qr-image{
        width:150px;
        height:150px;
    }
}