* {
    margin: 0;
    padding: 0;
    font-family: "Inter";
}

/* common classes */

.container {
    max-width: 85%;
    margin: auto;
}

.grey-text {
    color: #575757;
}

.btn {
    color: white;
    background-color: #1D4ED8;
    border: none;
    border-radius: 10px;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: 0.5s ease;
}



nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding: 26px 0;
    
}

nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
    justify-content: center;
}

nav ul a {
    text-decoration: none;
    color: #575757;
}

nav ul a:hover{
    color: black;
}
.nav-btn{
    text-align: right;
}

.nav-btn button {
    font-size: 16px;
    padding: 13px 40px;
    border: 2px solid transparent;
}

.nav-btn button:hover{
    background-color: transparent;
    border: 2px solid #2563EB;
    color: #2563EB;
}


/* header section */

header {
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.1)90%),
        linear-gradient(to right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.1)50%),
        url("./assets/banner.jpg");
    height: 100vh;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.header-content h1 {
    font-size: 80px;
    font-weight: bold;
    color: white;
    padding-top: 30px;
    padding-bottom: 20px;
}

.header-content p {
    font-size: 22px;
    opacity: 70%;
    color: white;
    padding-bottom: 300px;
}

.header-content button {
    font-size: 24px;
    padding: 22px 60px;
    border: 2px solid transparent;
}
.header-content button:hover{
    background-color: transparent;
    border: 2px solid #2563EB;
    color: white;
}


/* speaker section */

.speaker {
    padding-top: 70px;
}

.speaker h2 {
    font-size: 56px;
    font-weight: bold;
    padding-bottom: 50px;
    text-align: center;
}

.cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.card {
    border: 1px solid #E5E7EB;
    border-radius: 10px;
    overflow: hidden;
    transition: 0.4s ease;
}

.card:hover{
    opacity: 85%;
    transform: scale(1.02);
}

.card img {
    width: 100%;
}

.card div {
    padding: 25px 22px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.speaker-sub {
    color: #1D4ED8;
    font-size: 12px;
    font-weight: 600;
}

.speaker-name {
    font-size: 20px;
    font-weight: bold;
}

.speaker-position,
.p-card-p {
    color: #575757;
    font-size: 14px;
}


/* price section */


.price-section {
    max-width: 75%;
    margin: auto;
}

.price-header {
    text-align: center;
    padding-top: 150px;
    display: grid;
    gap: 15px;
    padding-bottom: 40px;
}

.price-header h2 {
    font-size: 48px;
    font-weight: bold;
}

.price-header p {
    font-size: 16px;
    color: #575757;
}

.p-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding-bottom: 100px;
    gap: 24px;
}

.p-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    border-radius: 10px;
    transition: 0.5s ease;
}

.p-card-head {
    display: grid;
    gap: 5px;
}

.p-card1 hr,
.p-card3 hr {
    opacity: 30%;
}

.p-card ul {
    padding-left: 15px;
    display: grid;
    gap: 15px;
    font-size: 14px;
}

.p-card1 ul,
.p-card3 ul {
    color: #333333;
}

.p-card ul li::marker {
    color: #2563EB;
}

.p-card div .p1 {
    font-size: 13px;
    color: #888888;
    font-weight: 600;
}

.p-card div .p2 {
    color: #93C5FD;
    font-size: 13px;
    font-weight: 600;
}

.p-card div h2 {
    font-size: 44px;
    font-weight: 700;

}

.p-card button {
    padding: 15px;
}

.p-card:hover{
    transform: scale(1.02);
    box-shadow: 0.5px 0.5px 8px gray;
}

.p-card1 button:hover, .p-card3 button:hover{
    background-color: #dbdbdb;
}

.p-card1,
.p-card3 {
    border: 1px solid #E5E7EB;
}

.p-card1 button {
    color: #296dff;
    background-color: transparent;
    border: 2px solid #2563EB;
}

.p-card2 {
    background-color: #0D1B2A;
}

.p-card2 h2 {
    color: #FFFFFF;
    font-weight: 600;
}

.p-card2 hr {
    opacity: 20%;
}

.p-card2 ul li {
    color: white;
    font-weight: 300;
    opacity: 80%;
}

.p-card2 .p-card-p {
    color: #FFFFFF;
    opacity: 50%;
    font-weight: 200;
}
.p-card2 button:hover{
    background-color: #153a8b;
}

.p-card3 {
    background-color: #F8F9FB;
}

.p-card3 button {
    background-color: transparent;
    color: #0D1B2A;
    border: 2px solid #0D1B2A;
}

/* FAQ section */

.faq-section {
    max-width: 700px;
    margin: 0 auto;
    padding: 64px 24px 100px;
}

.faq-heading {
    font-size: 48px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 20px;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background: #ffffff;
    padding: 0 20px;
    transition: border-color 0.2s ease;
}

.faq-item[open] {
    border-color: #2563eb;
    box-shadow: 1px 1px 10px gray;
}

.faq-question {
    list-style: none;
    cursor: pointer;
    padding: 18px 0;
    font-size: 1.05rem;
    font-weight: 600;
    color: #111827;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.2s ease;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question:hover {
    color: #2563eb;
}

.faq-question::after {
    content: "+";
    font-size: 1.4rem;
    font-weight: 400;
    color: #2563eb;
    margin-left: 16px;
    transition: transform 0.25s ease;
}

.faq-item[open] .faq-question::after {
    content: "+";
    transform: rotate(45deg);
}

.faq-answer {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.3s ease, padding-bottom 0.3s ease;
}

.faq-item[open] .faq-answer {
    max-height: 200px;
    padding-bottom: 20px;
}

.faq-answer p {
    margin: 0;
    color: #4b5563;
    font-size: 0.95rem;
    line-height: 1.6;
}


/* footer section */

footer{
    background-color: #0D1B2A;
}
.footer-container{
    padding: 55px 0;
}
.f-before-divider{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 35px;
}
.social-icons{
    display: flex;
    gap: 10px;
}
.social-icons a img{
    height: 38px;
    width: 38px;
}
.social-icons a img:hover{
    opacity: 80%;
}
.footer-container hr{
    opacity: 20%;
}
.f-after-divider{
    display: flex;
    justify-content: space-between;
    padding-top: 25px;
    color: white;
    opacity: 40%;
}
.copyright{
    display: flex;
    gap: 20px;
}
.copyright a{
    text-decoration: none;
    color: white;
    opacity: 60%;
}
.copyright a:hover{
    opacity: 100%;
}