/* ===================================================== */
/* AI NIXA TECHNOLOGIES - PROFESSIONAL CSS THEME */
/* ===================================================== */


/* ===== GLOBAL ===== */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html{
    scroll-behavior:smooth;
}

body{

    background:#050816;

    color:#ffffff;

    line-height:1.6;

}


/* ===================================================== */
/* HEADER */
/* ===================================================== */

header{

    display:flex;

    justify-content:space-between;

    align-items:center;

    padding:18px 40px;

    background:linear-gradient(
    90deg,
    #050816,
    #0b1f4d,
    #1a0f3d
    );

    color:white;

    border-bottom:2px solid #6c63ff;

    position:sticky;

    top:0;

    z-index:1000;

}


/* ===== LOGO ===== */

.logo{

    display:flex;

    align-items:center;

    font-size:24px;

    font-weight:bold;

    color:#ffffff;

}

.logo img{

    height:45px;

    margin-right:12px;

}


/* ===================================================== */
/* NAVIGATION */
/* ===================================================== */

nav a{

    color:#ffffff;

    margin-left:22px;

    text-decoration:none;

    font-weight:500;

    transition:0.3s;

    font-size:16px;

}

nav a:hover{

    color:#ffd700;

}

nav a.active{

    border-bottom:2px solid #ffd700;

    padding-bottom:4px;

    color:#ffd700;

}


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

.hero{

    background:linear-gradient(
    135deg,
    #050816,
    #0b1f4d,
    #2d0b59
    );

    color:white;

    text-align:center;

    padding:90px 20px;

}

.hero h1{

    font-size:52px;

    font-weight:800;

    margin-bottom:20px;

    background:linear-gradient(
    90deg,
    #ffffff,
    #ffd700
    );

    -webkit-background-clip:text;

    -webkit-text-fill-color:transparent;

}

.hero p{

    font-size:20px;

    color:#d1d5db;

    margin-bottom:30px;

}


/* ===================================================== */
/* BUTTON */
/* ===================================================== */

.btn-join{

    background:linear-gradient(
    90deg,
    #6c63ff,
    #2563eb
    );

    color:white;

    padding:14px 30px;

    border-radius:10px;

    text-decoration:none;

    font-weight:bold;

    display:inline-block;

    transition:0.3s;

    box-shadow:0 0 15px rgba(108,99,255,0.4);

}

.btn-join:hover{

    transform:translateY(-4px);

    background:linear-gradient(
    90deg,
    #7c3aed,
    #2563eb
    );

    box-shadow:0 0 20px rgba(108,99,255,0.7);

}


/* ===================================================== */
/* SECTION */
/* ===================================================== */

.section{

    padding:70px 20px;

    text-align:center;

}

.section h2{

    font-size:36px;

    color:#ffd700;

    margin-bottom:25px;

}


/* ===================================================== */
/* FEATURES */
/* ===================================================== */

.features{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));

    gap:25px;

    max-width:1200px;

    margin:auto;

}

.feature-card{

    background:#0f172a;

    padding:28px;

    border-radius:15px;

    border:1px solid #1e293b;

    transition:0.3s;

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

}

.feature-card:hover{

    transform:translateY(-8px);

    border-color:#6c63ff;

    box-shadow:0 0 25px rgba(108,99,255,0.5);

}

.feature-card i{

    margin-bottom:15px;

    color:#ffd700;

}


/* ===================================================== */
/* COURSE GRID */
/* ===================================================== */

.course-grid{

    display:grid;

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

    gap:25px;

    max-width:1200px;

    margin:auto;

}

.course-card{

    background:#0f172a;

    padding:28px;

    border-radius:15px;

    text-decoration:none;

    color:white;

    border:1px solid #1e293b;

    transition:0.3s;

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

}

.course-card:hover{

    transform:translateY(-8px);

    border-color:#6c63ff;

    box-shadow:0 0 25px rgba(108,99,255,0.5);

}

.course-card h3{

    color:#ffd700;

    margin-bottom:15px;

}

.course-card ul{

    list-style:none;

}

.course-card ul li{

    padding:5px 0;

    color:#d1d5db;

}


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

.stats{

    display:flex;

    justify-content:center;

    gap:30px;

    flex-wrap:wrap;

}

.stat{

    background:#0f172a;

    padding:30px;

    border-radius:15px;

    width:180px;

    border:1px solid #1e293b;

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

}

.stat h3{

    color:#6c63ff;

    font-size:34px;

}


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

.testimonial-slider{

    display:flex;

    gap:20px;

    justify-content:center;

    flex-wrap:wrap;

    max-width:1200px;

    margin:auto;

}

.testimonial{

    background:#0f172a;

    padding:25px;

    border-radius:15px;

    max-width:320px;

    border:1px solid #1e293b;

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

}

.testimonial span{

    display:block;

    margin-top:15px;

    font-weight:bold;

    color:#ffd700;

}


/* ===================================================== */
/* JOIN FORM */
/* ===================================================== */

.join-form{

    max-width:550px;

    margin:auto;

    display:flex;

    flex-direction:column;

    gap:18px;

    margin-top:25px;

}

.join-form input,
.join-form select{

    width:100%;

    padding:14px;

    font-size:16px;

    border:1px solid #374151;

    border-radius:10px;

    background:#111827;

    color:white;

}

.join-form input:focus,
.join-form select:focus{

    outline:none;

    border-color:#6c63ff;

}

.join-form button{

    padding:14px;

    font-size:16px;

    background:linear-gradient(
    90deg,
    #6c63ff,
    #2563eb
    );

    color:white;

    border:none;

    border-radius:10px;

    cursor:pointer;

    transition:0.3s;

    font-weight:bold;

}

.join-form button:hover{

    transform:scale(1.03);

}


/* ===================================================== */
/* CONTACT FORM */
/* ===================================================== */

.contact-form{

    max-width:550px;

    margin:auto;

    display:flex;

    flex-direction:column;

    gap:18px;

}

.contact-form input,
.contact-form textarea{

    padding:14px;

    border-radius:10px;

    border:1px solid #374151;

    background:#111827;

    color:white;

}

.contact-form textarea{

    min-height:140px;

    resize:vertical;

}

.contact-form button{

    padding:14px;

    background:linear-gradient(
    90deg,
    #6c63ff,
    #2563eb
    );

    color:white;

    border:none;

    border-radius:10px;

    cursor:pointer;

    font-weight:bold;

}


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

footer{

    background:#020617;

    color:#d1d5db;

    text-align:center;

    padding:30px;

    margin-top:50px;

    border-top:1px solid #1e293b;

}

.footer-container{

    display:flex;

    justify-content:center;

    gap:120px;

    flex-wrap:wrap;

    margin-bottom:20px;

}

.footer-column{

    display:flex;

    flex-direction:column;

}

.footer-column a{

    color:white;

    text-decoration:none;

    margin:6px 0;

    transition:0.3s;

}

.footer-column a:hover{

    color:#ffd700;

}

.social-icons img{

    width:42px;

    margin:6px;

}


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

img{

    max-width:100%;

    height:auto;

}


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

@media(max-width:768px){

    header{

        flex-direction:column;

        text-align:center;

        gap:15px;

    }

    nav a{

        display:block;

        margin:10px 0;

    }

    .hero h1{

        font-size:34px;

    }

    .hero p{

        font-size:16px;

    }

    .course-grid{

        grid-template-columns:1fr;

    }

    .features{

        grid-template-columns:1fr;

    }

    .section{

        padding:50px 15px;

    }

    .footer-container{

        gap:40px;

    }

}


/* ===================================================== */
/* SYLLABUS FORM */
/* ===================================================== */

#syllabusForm{

    display:flex;

    flex-direction:column;

    gap:12px;

    max-width:400px;

    margin:auto;

}

#syllabusForm input,
#syllabusForm button{

    padding:12px;

    border-radius:8px;

    border:1px solid #374151;

}

#syllabusForm input{

    background:#111827;

    color:white;

}

#syllabusForm button{

    background:linear-gradient(
    90deg,
    #6c63ff,
    #2563eb
    );

    color:white;

    border:none;

    cursor:pointer;

    font-weight:bold;

    transition:0.3s;

}

#syllabusForm button:hover{

    transform:scale(1.03);

}