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

html{
    scroll-behavior:smooth;
}

body{
    font-family:'Inter',sans-serif;
    color:#F8FAFC;
    background:#0B1120;
    overflow-x:hidden;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

h1,h2,h3,h4{
    font-family:'Montserrat',sans-serif;
    font-weight:700;
}

a{
    text-decoration:none;
}

/* =========================
   NAVBAR
========================= */

.navbar{
    position:sticky;
    top:0;
    z-index:1000;
    background:rgba(11,17,32,0.92);
    backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(255,255,255,0.08);
}

.nav-container{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:10px 0;
}

/* .logo{
    font-size:1.6rem;
    font-weight:800;
    color:#ffffff;
} */

.logo span{
    color:#60A5FA;
}

.logo-image{
    width:150px;
    margin-right:10px;
    margin-bottom: -20px
}

.nav-links{
    display:flex;
    gap:35px;
    list-style:none;
}

.nav-links a{
    color:#CBD5E1;
    font-weight:500;
    transition:0.3s;
}

.nav-links a:hover{
    color:#60A5FA;
}

.btn-primary{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(
        135deg,
        #3B82F6,
        #2563EB
    );
    color:white;
    padding:14px 28px;
    border-radius:12px;
    font-weight:600;
    transition:0.3s;
    box-shadow:0 10px 30px rgba(37,99,235,0.25);
}

.btn-primary:hover{
    transform:translateY(-3px);
}

.btn-secondary{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border:1px solid rgba(255,255,255,0.12);
    background:rgba(255,255,255,0.04);
    color:white;
    padding:14px 28px;
    border-radius:12px;
    font-weight:600;
    transition:0.3s;
}

.btn-secondary:hover{
    background:rgba(255,255,255,0.08);
}

/* =========================
   HERO
========================= */

.hero{
    position:relative;
    padding:120px 0;
    overflow:hidden;
    background:
        radial-gradient(circle at top right,
        rgba(59,130,246,.20),
        transparent 35%),
        radial-gradient(circle at bottom left,
        rgba(37,99,235,.12),
        transparent 40%),
        #0B1120;
}

.hero::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size:50px 50px;
    pointer-events:none;
}

.hero-container{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:70px;
    position:relative;
    z-index:2;
}

.hero-content{
    flex:1;
}

.tag{
    display:inline-block;
    background:rgba(59,130,246,0.12);
    color:#60A5FA;
    border:1px solid rgba(96,165,250,0.18);
    padding:10px 18px;
    border-radius:999px;
    margin-bottom:24px;
    font-size:0.95rem;
}

.hero h1{
    font-size:4.3rem;
    line-height:1.05;
    margin-bottom:24px;
}

.hero p{
    color:#94A3B8;
    font-size:1.1rem;
    line-height:1.9;
    max-width:650px;
    margin-bottom:35px;
}

.hero-buttons{
    display:flex;
    gap:15px;
    flex-wrap:wrap;
}

.hero-card{
    width:360px;
    position:relative;
}

.hero-card::before{
    content:"";
    position:absolute;
    width:250px;
    height:250px;
    background:#2563EB;
    filter:blur(120px);
    opacity:.35;
    right:-60px;
    top:-60px;
    z-index:-1;
}

.card{
    background:#111827;
    border:1px solid rgba(255,255,255,0.08);
    border-radius:24px;
    padding:35px;
    box-shadow:
        0 20px 60px rgba(0,0,0,.45);
}

.card h3{
    margin-bottom:8px;
}

.card p{
    color:#94A3B8;
}

.card hr{
    border:none;
    height:1px;
    background:rgba(255,255,255,0.08);
    margin:24px 0;
}

.info{
    display:flex;
    justify-content:space-between;
    padding:14px 0;
}

/* =========================
   SECTIONS
========================= */

.features,
.courses,
.process,
.testimonials{
    padding:110px 0;
}

.features h2,
.courses h2,
.process h2,
.testimonials h2{
    text-align:center;
    font-size:2.8rem;
    margin-bottom:60px;
}

.feature-grid,
.course-grid,
.testimonial-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:25px;
}

.feature-card,
.course-card,
.testimonial{
    background:#111827;
    border:1px solid rgba(255,255,255,0.08);
    padding:32px;
    border-radius:20px;
    transition:0.3s ease;
}

.feature-card:hover,
.course-card:hover,
.testimonial:hover{
    transform:translateY(-6px);
    border-color:#3B82F6;
}

.feature-card h3,
.course-card h3{
    margin-bottom:12px;
}

.feature-card p,
.course-card p,
.testimonial p{
    color:#94A3B8;
    line-height:1.8;
}

/* =========================
   PROCESS
========================= */

.steps{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:25px;
}

.step{
    text-align:center;
}

.number{
    width:75px;
    height:75px;
    border-radius:50%;
    margin:auto auto 18px;
    display:flex;
    justify-content:center;
    align-items:center;
    background:linear-gradient(
        135deg,
        #3B82F6,
        #2563EB
    );
    font-size:1.4rem;
    font-weight:700;
}

/* =========================
   STATS
========================= */

.stats{
    background:#050816;
    padding:90px 0;
    border-top:1px solid rgba(255,255,255,0.05);
    border-bottom:1px solid rgba(255,255,255,0.05);
}

.stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:30px;
    text-align:center;
}

.stats h3{
    font-size:3rem;
    margin-bottom:10px;
    color:#60A5FA;
}

.stats p{
    color:#CBD5E1;
}

/* =========================
   TESTIMONIALS
========================= */

.testimonial{
    position:relative;
}

.testimonial h4{
    margin-top:20px;
    color:#60A5FA;
}

/* =========================
   CTA
========================= */

.cta{
    padding:120px 0;
    text-align:center;
    background:
    linear-gradient(
        135deg,
        #1E3A8A,
        #2563EB
    );
}

.cta h2{
    font-size:3rem;
    margin-bottom:15px;
}

.cta p{
    color:rgba(255,255,255,.85);
    margin-bottom:35px;
    font-size:1.1rem;
}

.cta .btn-primary{
    background:white;
    color:#2563EB;
}

/* =========================
   FOOTER
========================= */

footer{
    background:#050816;
    padding:50px 0;
    border-top:1px solid rgba(255,255,255,0.08);
}

.footer-content{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:20px;
}

.footer-content h3{
    color:white;
    margin-bottom:8px;
}

.footer-content p{
    color:#94A3B8;
}

/* =========================
   RESPONSIVE
========================= */

@media(max-width:992px){

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

    .hero h1{
        font-size:3.2rem;
    }

    .hero p{
        margin-left:auto;
        margin-right:auto;
    }

    .hero-buttons{
        justify-content:center;
    }

    .hero-card{
        width:100%;
        max-width:420px;
    }

    .steps{
        grid-template-columns:repeat(2,1fr);
    }

    .stats-grid{
        grid-template-columns:repeat(2,1fr);
    }

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

@media(max-width:768px){

    .nav-links{
        display:none;
    }

    .hero{
        padding:90px 0;
    }

    .hero h1{
        font-size:2.6rem;
    }

    .features h2,
    .courses h2,
    .process h2,
    .testimonials h2,
    .cta h2{
        font-size:2.1rem;
    }

    .steps,
    .stats-grid{
        grid-template-columns:1fr;
    }
}

.feature-card,
.course-card,
.testimonial,
.step,
.card{
    will-change:transform, opacity;
}

.nav-links a{
    position:relative;
}

.nav-links a::after{
    content:'';
    position:absolute;
    width:0;
    height:2px;
    background:#60A5FA;
    left:0;
    bottom:-6px;
    transition:.3s;
}

.nav-links a:hover::after{
    width:100%;
}