*{
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    text-decoration: none;
    list-style: none;
    box-sizing: border-box;
}
:root{
--color-primary: #6c63ff;   /* Vibrant blue */
--color-secondary: #ff6f61; /* Coral red */
--color-success: #00bf8e;   /* Bright teal green */
--color-warning: #ffcc00;   /* Vibrant yellow */
--color-info: #3fa9f5;      /* Sky blue */
--color-dark: #1c1c1c;      /* Deep gray */
--color-light: #f5f5f5;     /* Soft white */
--color-accent: #ff4081;    /* Hot pink */
--color-muted: #8a8d93;     /* Neutral gray */
--color-black:#000;
--color-bg:#1f2641;
--color-bg1:#2e3267;
--color-bg2:#424890;
--color-white:#fff;
--color-danger:#f75842;
--color-danger-variant:rgba(247,88,66,0.4);
--color-light:rgba(255,255,255,0.7);


--container-width-lg:80%;
--container-width-md:90%;
--container-width-sm:94%;

--transition:all 400ms ease;

}

body {
    font-family:"Montserrat",sans-serif ;
    line-height: 1.7;
    color: var(--color-white);
    background: var(--color-bg);
}

.container{
   width:var(--container-width-lg);
   margin: 0 auto;
}

section {
   padding: 6rem 0;
}

section h2 {
   text-align: center;
   margin-bottom: 4rem;
}

h1,
h2,
h3,
h4,
h5 {
    line-height: 1.2;
}
h1 {
    font-size: 2.4rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.6rem;
}

h4 {
    font-size: 1.3rem;
}

a {
    color:var(--color-white);

}

img{
    width: 100%;
    display: block;
    object-fit: cover;
}

.btn {
    display: inline-block;
    background: var(--color-white);
    color: var(--color-black);
    padding: 1rem 2rem;
    border: 1px solid transparent;
    font-weight: 500;
    transition: var(--transition);

}

.btn:hover{
    background: transparent;
    color: var(--color-white);
    border-color:var(--color-white);
}

.btn-primary{
    background:var(--color-danger);
    color: var(--color-white);
}

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

nav{
    background: transparent;
    width: 100vw;
    height: 5rem;
    position: fixed;
    top: 0;
    z-index: 11;
}
/*  change navbar style on scroll using javascript */

.window-scroll {
    background: var(--color-primary);
    box-shadow: 0 1rem 2rem rgba(0,0,0,0.2);
}

.nav__container{
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav button{
    display: none;
}
   
.nav__menu{
    display: flex;
    align-items: center;
    gap: 4rem;
}

.nav__menu a{
    font-size: 0.9rem;
    transition: var(--transition);
}

.nav__menu a:hover{
    color: var(--color-bg2);
}

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

header{
    position: relative;
    top: 5rem;
    overflow: hidden;
    height: 70vh;
    margin-bottom: 5rem;
}

.header__container{
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 5rem;
    height: 100%;
}
.header__left p{
    margin: 1rem 0 2.4rem;
}

/* ======  CATEGORIES  ======== */

.categories {
    background: var(--color-bg1);
    height: 32rem;
}

.categories h1 {
    line-height: 1;
    margin-bottom: 3rem;
}

.categories__container {
    display: grid;
    grid-template-columns: 40% 60%;
}

.categories__left {
    margin-left: 4rem;
}

.categories__left p {
    margin: 1rem 0 3rem;
}

.categories__right {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 1.2rem;
}

.category {
    background: var(--color-bg2);
    padding: 2rem;
    border-radius: 2rem;
    transition: var(--transition);
}

.category {
    background:var(--color-bg2);
    padding: 2rem;
    border-radius: 2rem;
    transition: var(--transition);
}

.category:hover {
    box-shadow: 0 3rem 3rem rgba(0,0,0,0.3);
    z-index: 1;
}

.category:nth-child(2) .category__icon{
    background: var(--color-danger);
}
.category:nth-child(3) .category__icon{
    background: var(--color-success);
 }

.category:nth-child(4) .category__icon{
    background: var(--color-warning);
}

.category:nth-child(5) .category__icon{
    background: var(--color-success);
}
.category__icon {
    background: var(--color-primary);
    padding: 0.7rem;
    border-radius: 0.9rem;  
}

.category h5 {
    margin: 2rem 0 1rem;
}

.category p {
    font-size: 0.85rem; 
}

/* ======  POPULAR COURSES  ======== */

.courses {
    margin-top: 10rem;
}

.courses__container {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 2rem;
}

.course {
    background: var(--color-bg1);
    text-align: center;
    border: 1px solid transparent;
    transition: var(--transition);
}

.course:hover{
    background: transparent;
    border-color: var(--color-primary);
}

.course__info {
    padding: 2rem;   
}

.course__info p {
    margin: 1.2rem 0 2rem;
    font-size: 0.9rem;
}


/* ======  FAQs  ======== */

.faqs {
    background: var(--color-bg1);
    box-shadow: inset 0 0 3rem rgba(0,0,0,0.5);   
}

.faqs_container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.faq {
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.4rem;
    height: fit-content;
    background: var(--color-primary);
    cursor: pointer;
}

.faq h4 {
    font-size: 1rem;
    line-height: 2.2;
}

.faq_icon {
    align-self: flex-start;
    font-size: 1.2rem;
}

.faq p {
    margin-top: 0.8rem;
    display: none;
}

.faq.open p {
    display: block;
}

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

.testimonials__container {
    overflow-x:hidden ;
    position: relative;
    margin-bottom: 5rem;
}

.testimonial {
    padding-top: 2rem;
}

.avatar {
    width: 6rem;
    height: 6rem;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1rem;
    border: 1rem solid var(--color-bg1);
}

.testimonial__info {
    text-align: center; 
}

.testimonial__body {
    background: var(--color-primary);
    padding: 2rem;
    margin-top: 3rem;
    position: relative;
}

.testimonial__body::before {
    content: "";
    display: block;
    background: linear-gradient(135deg,transparent, 
    var(--color-primary),
    var(--color-primary),
    var(--color-primary)
    );
    width: 3rem;
    height: 3rem;
    position: absolute;
    left: 50%;
    top: -1.5rem;
    transform: rotate(45deg);

}

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

footer {
    background: var(--color-bg1);
    padding-top: 5rem;
    font-size: 0.9rem;
}

.footer__container {
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 5rem;
}

.footer__container > div h4 {
    margin-bottom: 1.2rem;
}

.footer__1 p {
    margin: 0 0 2rem;
}

footer ul li {
    margin-bottom: 0.7rem;
}

footer ul li a:hover {
    text-decoration: underline;
}

.footer__socials{
    display: flex;
    gap: 1rem;
    font-size: 1.2rem;
    margin-top: 2rem;
}

.footer__copyright {
    text-align: center;
    margin-top: 4rem;
    padding: 1.2rem 0;
    border-top: 1px solid var(--color-bg2);
}

/* ============== MEDIA QUERIS {TABLET ) =================*/

@media  screen and (max-width:1024px) {
    .container {
        width: var(--container-width-md);
    }

    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font: size 1.7rem; ;
    }

    h3 {
        font-size: 1.4rem;
    }
    
    h4 {
        font-size: 1.2rem;
    }

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

    nav button {
        display: inline-block;
        background: transparent;
        font-size: 1.8rem;
        color: var(--color-white);
        cursor: pointer;
    }

    nav button#close-menu-btn{
        display: none;
    }

    .nav__menu {
        position: fixed;
        top: 5rem;
        right: 5%;
        height: fit-content;
        width: 18rem;
        flex-direction: column;
        gap: 0;
        display: none;
    }

    .nav__menu li {
        width: 100%;
        height: 5.8rem;
        animation: animateNavItems 400ms linear forwards;
        transform-origin: top right;
        opacity: 0;

    }

    .nav__menu li:nth-child(2) {
        animation-delay: 200ms;
    }

    .nav__menu li:nth-child(3) {
        animation-delay: 400ms;
    }

    .nav__menu li:nth-child(4) {
        animation-delay: 600ms;
    }

    @keyframes animateNavItems {
        0% {
            transform: rotateZ(-90deg) rotateX(90deg) scale(0.1) ;
        }
        100% {
            transform: rotateZ(0) rotateX(0) scale(1);
            opacity: 1;
        }
    }

    .nav__menu li a {
        background: var(--color-primary);
        box-shadow: -4rem 6rem 10rem rgba(0,0,0,0.6);
        width: 100%;
        height: 100%;
        display: grid;
        place-items: center;

    }

    .nav__menu li a:hover {
        background: var(--color-bg2);
        color: var(--color-white);
    }
/* ============== HEADER =================*/
 header {
    height: 52vh;
    margin-bottom: 4rem;
 }

 .header__container{
    gap: 0;
    padding-bottom: 3rem;
 }

/* ============== CATEGORIES =================*/

.categories {
    height: auto;
}

.categories__container {
    grid-template-columns: 1fr;
    gap: 3rem;  
}

.categories__left {
    margin-right: 0;

}

/* ============== POPULAR COURSES =================*/

.courses {
    margin-top: 0;
}

.courses__container {
    grid-template-columns: 1fr 1fr;
}

/* ============== FAQs =================*/

.faqs_container {
    grid-template-columns: 1fr;
}
 .faq {
    padding: 1.5rem;
 }

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

.footer__container {
    grid-template-columns: 1fr 1fr;
}

}


/* ============== MEDIA QUERIS {PHONES ) =================*/

@media screen and (max-width: 600px) {
    .container {
        width: var(--container-width-sm);
    }

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

.nav__menu {
    right: 3%;
}

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

.header__container {
    grid-template-columns: 1fr;
    text-align: center;
    margin-top: 0;
}

.header__left p {
    margin-bottom: 1.3rem;
}

/* ============== CATEGORIES =================*/

.categories__right {
    grid-template-columns: 1fr 1fr;
    gap: 0.7rem;
}

.category {
    padding: 1rem;
    border-radius: 1rem;
}

.category__icon {
    margin-top: 4px;
    display: inline-block;
}

/* ============== POPULER COURSES =================*/

.courses__container {
    grid-template-columns: 1fr;
}

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

.testimonial__body {
    padding: 1.2rem;
}

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

.footer__container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
}

.footer__1 p {
    margin: 1rem auto;
}

.footer__socials {
    justify-content: center;
}
}

/* 🔧 Mobile Fixes: Only applies when screen width is 768px or less */
@media (max-width: 768px) {
  .header-top {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
    padding: 1rem 0.5rem;
  }

  .header-top .left,
  .header-top .center,
  .header-top .right {
    width: 100%;
  }

  .header-top .left,
  .header-top .right {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .header-top .left div,
  .header-top .right div {
    margin: 0.3rem 0;
  }

  .header-top .center {
    order: -1; /* moves it above if needed */
  }

  .top-header {
    font-size: 14px;
  }

  .contact-info {
    flex-direction: column;
    gap: 0.4rem;
  }

  .contact-info div {
    font-size: 14px;
  }

  .top-header img {
    max-width: 90px;
    height: auto;
  }

  .logo-text {
    font-size: 22px;
    text-align: center;
  }
}
/* ===== Modal Styles ===== */
.query-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  justify-content: center;
  align-items: center;
}

.query-modal-content {
  background-color: #fff;
  padding: 25px;
  border-radius: 12px;
  width: 90%;
  max-width: 550px;
  position: relative;
  overflow-y: auto;
  max-height: 90vh;
}

.close-modal {
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 24px;
  color: #222;
  cursor: pointer;
}

/* Optional: Style the navbar button */
.nav-query-btn {
  background-color: #e74c3c;
  color: #fff;
  padding: 8px 14px;
  border: none;
  border-radius: 5px;
  font-weight: 600;
  cursor: pointer;
}

.gallery {
  padding: 4rem 0;
  background-color: #f8f9fa;
  text-align: center;
}

.gallery__container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  padding: 0 20px;
}

.gallery__item img,
.gallery__item video {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.gallery__item img:hover,
.gallery__item video:hover {
  transform: scale(1.05);
}