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

body {
    font-family: "Plus Jakarta Sans", sans-serif;
    overflow-x: hidden;
}

::-webkit-scrollbar {
    width: 0px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #0f8812;
}

::-webkit-scrollbar-thumb:hover {
    background: #0f8812;
}

.hero-section {
    height: 550px;
    position: relative;
    display: flex;
    flex-direction: column;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0px;
    left: 0px;
    height: 100%;
    width: 100%;
    background: rgb(0, 98, 54);
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
    z-index: 1;
}

.navbar {
    position: relative;
    z-index: 10;
    padding: 20px 40px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    transition: all .5s ease;
}

.fixed-nav{
    position: fixed;
    top: 0px;
    left: 0px;
    width: 100%;
    background: rgba(5, 150, 104, 0.565);
    backdrop-filter: blur(10px);
    z-index: 1000;
}

.sidebar-ctrl{
    font-size: 30px;
    color: #fff;
    display: none;
    cursor: pointer;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    width: 60px;
    height: 60px;
}

.logo-text {
    color: white;
    font-size: 18px;
    line-height: 1;
}

.logo-text .opec {
    font-size: 20px;
    font-weight: 900;
}

.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: #bbfbd7;
}

.nav-links a::after {
    content: "";
    position: absolute;
    width: 0;
    height: 0.5px;
    bottom: -5px;
    left: 0px;
    background: white;
    transition: all 0.3s ease;
}

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

.dropdown {
    position: relative;
}

.dropdown a {
    padding-left: 8px;
}

.dropdown a i{
    margin-left: 5px;
}

.dropdown>a::after {
    content: "";
    font-size: 12px;
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    padding: 0;
    margin-top: 15px;
    min-width: 500px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.dropdown-content {
    display: flex;
    overflow: hidden;
}

.dropdown-image {
    width: 250px;
    height: 250px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    border-radius: 0px;
}

.dropdown-links {
    flex: 1;
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.dropdown-links a {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.dropdown-links a::after {
    display: none;
}

.dropdown-links a:hover {
    background: #e3fdf3;
    color: #0f8812;
    transform: translateX(5px);
}

.dropdown-links a::before {
    content: "→";
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: all 0.3s ease;
}

.dropdown-links a:hover::before {
    opacity: 1;
    left: -10px;
}
.panel-section{
    height: 500px;
    background-image: url(../img/about.jpg);
    width: 100%;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    z-index: 1;
    text-align: center;
    align-items: center;
    display: flex;
    justify-content: center;
}
.panel-section h3{
    font-size: 60px;
    color: #fff;
    font-weight: 900;
    text-transform: capitalize;
    margin-top: -80px;
    z-index: 1;
    letter-spacing: 5px;
}
.panel-section::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: rgba(0, 128, 0, 0.349);
}
.livestream-btn {
    background: transparent;
    color: white;
    padding: 12px 24px;
    border: 2px solid rgb(255, 255, 255);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.livestream-btn:hover {
    background: white;
    color: #0f8812;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.hero-content {
    display: flex;
    flex-wrap: wrap;
    padding: 40px 20px;
    padding-left: 80px;
    position: relative;
    z-index: 5;
    width: 100%;
}

.hero-text {
    width: 50%;
    text-align: left;
    max-width: 1000px;
    color: white;
}
.bounce-logo{
    width: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px 20px;
}

@keyframes floatation {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}
.bc-logo-card{
    background: #fff;
    border-radius: 30px;
    width: 50%;
    height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: floatation 3s ease-in-out infinite;
}
.bc-logo-card img{
    height: 50%;
}

.hero-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: capitalize;
}

.hero-title .ordinal {
    font-size: 2rem;
    vertical-align: super;
    font-weight: 400;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 30px;
}

.hero-details {
    font-size: 1.5rem;
    font-weight: 900;
    opacity: 0.95;
}

.business-silhouettes {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 60%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 400"><defs><filter id="blur"><feGaussianBlur stdDeviation="2"/></filter></defs><g opacity="0.3" filter="url(%23blur)"><ellipse cx="800" cy="350" rx="80" ry="50" fill="rgba(0,0,0,0.4)"/><ellipse cx="900" cy="300" rx="60" ry="100" fill="rgba(0,0,0,0.3)"/><ellipse cx="1000" cy="320" rx="70" ry="80" fill="rgba(0,0,0,0.3)"/><ellipse cx="1100" cy="310" rx="65" ry="90" fill="rgba(0,0,0,0.3)"/></g></svg>') no-repeat bottom right;
    background-size: contain;
    pointer-events: none;
}

.bottom-img {
    z-index: 90;
    height: 350px;
    width: 100%;
    object-fit: contain;
    position: absolute;
    bottom: -30%;
    background: linear-gradient(180deg,rgba(42, 155, 106, 0) 0%, rgba(255, 255, 255, 1) 50%, rgba(255, 255, 255, 1) 100%);
}

.row-section {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
}

.about-section {
    margin-top: 150px;
}

.div-50 {
    width: 50%;
}

.padded {
    padding: 30px 50px;
    overflow: hidden;
    position: relative;
}

.padded.bg::before {
    content: "";
    position: absolute;
    left: 0px;
    top: 0px;
    background-image: url(../img/shapeshift.png);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    height: 50%;
    width: 50%;
}

.section-label {
    margin-bottom: 50px;
}

.section-label.right {
    margin-bottom: 50px;
    text-align: right;
}

.section-label.center {
    margin-bottom: 50px;
    text-align: center;
}

.small-title {
    font-size: 20px;
    font-weight: 500;
}

.marked {
    color: #137221;
}

.big-title {
    font-size: 50px;
    font-weight: 900;
    position: relative;
}

.big-title::after {
    content: "";
    height: 8px;
    width: 8px;
    border: solid 2px #0f8812;
    background: none;
    position: absolute;
    bottom: 15px;
    margin-left: 10px;
    animation: rotate-box 2s infinite;
}

@keyframes rotate-box {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.open-quote {
    font-size: 110px;
    line-height: 50px;
    color: #0f8812;
}

.abt-txt {
    margin-top: -20px;
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: 500;
}

.about-img-box {
    padding-left: 20px;
}

.about-img-box img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    object-position: center;
    margin-top: -50px;
}

/* speaker carousel section */
.speaker-section-wrapper {
    border-radius: 24px;
    width: 100%;
    position: relative;
}

.speaker-carousel-container {
    position: relative;
    overflow: hidden;
}

.speaker-carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    gap: 24px;
}

.speaker-profile-card {
    min-width: 280px;
    background: linear-gradient(135deg, #18612f 0%, rgb(28, 129, 107) 100%);
    padding: 32px 24px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transform: scale(0.95);
    transition: all 0.3s ease;
}

.speaker-profile-card.active {
    transform: scale(1);
}

.speaker-profile-card:hover {
    transform: scale(1.02);
}

.speaker-avatar-image {
    width: 100%;
    height: 200px;
    border-radius: 20px;
    margin-bottom: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    object-fit: cover;
}

.speaker-expertise-rating {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.speaker-rating-star {
    color: #fbbf24;
    font-size: 16px;
}

.speaker-full-name {
    color: white;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.speaker-title-company {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.speaker-topic-badge {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 12px;
}

.speaker-profile-link {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.speaker-profile-link:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.speaker-nav-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    z-index: 10;
}

.speaker-nav-button:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.speaker-nav-prev {
    left: -25px;
}

.speaker-nav-next {
    right: -25px;
}

.speaker-nav-arrow {
    width: 20px;
    height: 20px;
    stroke: #374151;
    stroke-width: 2;
    fill: none;
}

.speaker-carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
}

.speaker-dot-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #d1d5db;
    cursor: pointer;
    transition: all 0.3s ease;
}

.speaker-dot-indicator.active {
    background: #0f8812;
    transform: scale(1.2);
}

.speaker-session-time {
    color: rgba(255, 255, 255, 0.8);
    font-size: 12px;
    font-weight: 500;
}

.speaker-linked {
    margin-top: 50px;
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Modal Styles */
.speaker-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.speaker-modal.active {
    opacity: 1;
    visibility: visible;
}

.speaker-modal-content {
    background: white;
    max-width: 800px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.speaker-modal.active .speaker-modal-content {
    transform: scale(1);
}

.speaker-modal-header {
    position: relative;
    padding: 0;
    background: linear-gradient(135deg, #66ea80 0%, #4ba251 100%);
    border-radius: 20px 20px 0 0;
    color: white;
}

.speaker-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.speaker-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.speaker-modal-body {
    display: flex;
    min-height: 400px;
}

.speaker-modal-info {
    flex: 1;
    padding: 40px;
    background: linear-gradient(135deg, #248136 0%, #206925 100%);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.speaker-modal-image-container {
    flex: 1;
    padding: 40px;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0 0 20px 0;
}

.speaker-modal-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid #2e9e41;
}

.speaker-modal-name {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.speaker-modal-title {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 20px;
}

.speaker-modal-session {
    font-size: 16px;
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    display: inline-block;
    margin-bottom: 30px;
}

.speaker-modal-description {
    font-size: 16px;
    line-height: 1.6;
    opacity: 0.9;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 600px;
}

.timeline-section {
    background: white;
    padding: 40px;
    border-right: 1px solid #e9ecef;
    max-height: 450px;
    overflow-y: auto;
}

.timeline-header {
    text-align: center;
    margin-bottom: 30px;
}

.timeline-header h2 {
    color: #2d5a2d;
    font-size: 1.8em;
    margin-bottom: 10px;
}

.timeline {
    position: relative;
    padding-left: 30px;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: #4caf50;
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 30px;
    padding-left: 40px;
    opacity: 0;
    animation: slideIn 0.6s ease-out forwards;
}

.timeline-item:nth-child(1) {
    animation-delay: 0.1s;
}

.timeline-item:nth-child(2) {
    animation-delay: 0.2s;
}

.timeline-item:nth-child(3) {
    animation-delay: 0.3s;
}

.timeline-item:nth-child(4) {
    animation-delay: 0.4s;
}

.timeline-item:nth-child(5) {
    animation-delay: 0.5s;
}

.timeline-item:nth-child(6) {
    animation-delay: 0.6s;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -48px;
    top: 5px;
    width: 16px;
    height: 16px;
    background: white;
    border: 3px solid #4caf50;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.timeline-item:hover::before {
    background: #4caf50;
    transform: scale(1.2);
}

.timeline-item.active::before {
    background: #2d5a2d;
    border-color: #2d5a2d;
    box-shadow: 0 0 0 4px rgba(45, 90, 45, 0.2);
}

.timeline-content {
    background: white;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-left: 4px solid #4caf50;
    transition: all 0.3s ease;
    cursor: pointer;
}

.timeline-content:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.timeline-content.active {
    border-left-color: #2d5a2d;
    background: #f8fff8;
}

.time {
    font-weight: 600;
    color: #4caf50;
    font-size: 1.1em;
    margin-bottom: 5px;
}

.active .time {
    color: #2d5a2d;
}

.title {
    font-size: 1.2em;
    font-weight: 600;
    color: #2d5a2d;
    margin-bottom: 8px;
}

.description {
    color: #666;
    font-size: 0.9em;
    line-height: 1.4;
}

.speaker {
    color: #8e44ad;
    font-weight: 500;
    margin-top: 8px;
    font-size: 0.9em;
}

.video-section {
    background: white;
    padding-top: 40px;
}

.video-header {
    text-align: center;
    margin-bottom: 30px;
}

.video-header h2 {
    color: #2d5a2d;
    font-size: 1.8em;
    margin-bottom: 10px;
}

.video-container {
    width: 100%;
    max-width: 500px;
    position: relative;
    background: #f5f5f5;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.video-player {
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.video-player video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.video-content {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, #4caf50, #2d5a2d);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2em;
    text-align: center;
    opacity: 0;
    animation: fadeIn 2s ease-in-out infinite alternate;
}

.btx {
    position: relative;
    padding: 16px 32px;
    font-size: 18px;
    font-weight: 600;
    color: white;
    background: linear-gradient(45deg, #0f8812, #2ecc71);
    border: none;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-block;
    letter-spacing: 0.5px;
}

.btx::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.4),
            transparent);
    transition: left 0.5s ease;
}

.btx:hover {
    transform: translateY(-2px) scale(1.05);
    background: linear-gradient(45deg, #219a52, #27ae60);
}

.btx:hover::before {
    left: 100%;
}

/* testimonial section */
.margin-50 {
    margin-top: 50px;
}

.testimonial-section {
    max-width: 1000px;
    width: 100%;
    margin: 0 auto;
}

.carousel-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.testimonial-card {
    border-radius: 0;
    padding: 60px 40px;
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    display: none;
}

.quote-icon {
    display: none;
}

.testimonial-content {
    text-align: center;
    opacity: 1;
    transform: translateY(0);
    transition: all 0.5s ease;
}

.testimonial-content.fade-out {
    opacity: 0;
    transform: translateY(20px);
}

.testimonial-quote {
    font-size: 1.2rem;
    color: #333;
    line-height: 1.6;
    margin-bottom: 40px;
    font-weight: 400;
    font-style: normal;
    text-align: center;
    background: #0f8812;
    color: white;
    padding: 30px;
    position: relative;
    margin: 0 auto 40px;
    max-width: 800px;
    box-shadow: 0px 8px 16px 0px rgba(20, 187, 109, 0.2);
}

.testimonial-quote::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #0f8812;
}

.author-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.author-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 5px;
}

.author-position {
    font-size: 1rem;
    color: #0f8812;
    font-weight: 600;
    margin-bottom: 3px;
}

.author-organization {
    font-size: 0.9rem;
    color: #64748b;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
}

.nav-button {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, #0f8812, #137221);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.nav-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

.nav-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.dots-container {
    display: flex;
    gap: 12px;
}

.dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #cbd5e1;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: linear-gradient(135deg, #0ea5e9, #06b6d4);
    transform: scale(1.2);
}
/* footer css design */
.conference-footer {
    background: linear-gradient(135deg, #1a2e1c 0%, #163e20 50%, #0f602d 100%);
    color: #ffffff;
    padding-top: 60px;
    position: relative;
    overflow: hidden;
}

.conference-footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #4a9eff, transparent);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4.footer-heading {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
}

.footer-section h4.footer-heading::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: #4aff56;
    border-radius: 2px;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo-icon {
    width: 50px;
    height: 50px;
    margin-right: 8px;
}

.footer-logo-text .footer-ordinal {
    font-size: 14px;
    color: #a0a0a0;
    font-weight: 500;
}

.footer-logo-text .footer-bcc {
    font-size: 24px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1;
}

.footer-logo-text .footer-conference {
    font-size: 14px;
    color: #a0a0a0;
    font-weight: 500;
}

.footer-description {
    color: #fff;
    line-height: 1.6;
    margin-bottom: 25px;
    font-size: 15px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(74, 158, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #00ff15;
    transition: all 0.3s ease;
    border: 1px solid rgba(74, 158, 255, 0.2);
    text-decoration: none !important;
}

.social-link:hover {
    background: #00ff15;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 158, 255, 0.3);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #ffffff;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: #00ff15;
    transform: translateX(5px);
}

.event-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.event-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.event-icon {
    width: 20px;
    height: 20px;
    color: #4aff56;
    margin-top: 2px;
    flex-shrink: 0;
}

.event-label {
    font-size: 12px;
    color: #4aff56;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.event-value {
    font-size: 14px;
    color: #e0e0e0;
    line-height: 1.4;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
}

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

.copyright p {
    margin: 0;
    color: #fff;
    font-size: 14px;
}

.footer-bottom-links {
    display: flex;
    gap: 25px;
}

.footer-bottom-links a {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #00ff15;
}

/* sponsor section */
.sponsor-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.sponsor-tabs {
    display: flex;
    justify-content: left;
    margin-bottom: 50px;
    gap: 10px;
    flex-wrap: wrap;
}

.sponsor-tab {
    padding: 15px 30px;
    background: white;
    border: 2px solid #e2e8f0;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    color: #64748b;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.sponsor-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.sponsor-tab:hover::before {
    left: 100%;
}

.sponsor-tab.active {
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.sponsor-tab.diamond.active {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.sponsor-tab.gold.active {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
}

.sponsor-tab.silver.active {
    background: linear-gradient(135deg, #6ee7b7 0%, #34d399 100%);
}

.sponsor-tab.bronze.active {
    background: linear-gradient(135deg, #a7f3d0 0%, #6ee7b7 100%);
}

.sponsor-content {
    display: none;
}

.sponsor-content.active {
    display: block;
}

.sponsor-carousel-wrapper {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.sponsor-carousel {
    padding: 20px 0;
}

.sponsor-card {
    background: white;
    padding: 40px 30px;
    margin: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.sponsor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #10b981 0%, #059669 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.sponsor-card:hover::before {
    transform: scaleX(1);
}

.sponsor-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.sponsor-logo {
    width: 150px;
    height: 80px;
    margin: 0 auto 20px;
    background: #f7fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    color: #4a5568;
    transition: all 0.3s ease;
}

.sponsor-card:hover .sponsor-logo {
    background: #e2e8f0;
}

.sponsor-name {
    font-size: 18px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 8px;
}

.sponsor-description {
    font-size: 14px;
    color: #718096;
    line-height: 1.5;
}

.diamond-card {
    border-color: #10b981;
    background: linear-gradient(135deg, #f0fdf4 0%, #f7fafc 100%);
}

.diamond-card .sponsor-logo {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.gold-card {
    border-color: #34d399;
    background: linear-gradient(135deg, #f0fdf4 0%, #f7fafc 100%);
}

.gold-card .sponsor-logo {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: white;
}

.silver-card {
    border-color: #6ee7b7;
    background: linear-gradient(135deg, #f0fdf4 0%, #edf2f7 100%);
}

.silver-card .sponsor-logo {
    background: linear-gradient(135deg, #6ee7b7 0%, #34d399 100%);
    color: white;
}

.bronze-card {
    border-color: #a7f3d0;
    background: linear-gradient(135deg, #f0fdf4 0%, #f7fafc 100%);
}

.bronze-card .sponsor-logo {
    background: linear-gradient(135deg, #a7f3d0 0%, #6ee7b7 100%);
    color: #065f46;
}

@keyframes fadeIn {
    0% {
        opacity: 0.3;
    }

    100% {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* responsive CSS codes */
/* menu bar responsiveness */
@media only screen and (max-width: 575.98px) {
    .navbar{
        padding: 10px 15px;
    }
    .livestream-btn{
        display: none;
    }
    .logo-icon{
        height: 40px;
        width: 40px;
    }
    .logo-text .opec{
        font-size: 17px;
    }
    .nav-links{
        position: absolute;
        top: 70px;
        padding-top: 20px;
        padding-bottom: 20px;
        padding-left: 20px;
        background: #065f46;
        display: none;
        width: 100%;
        left: 0px;
    }
    .nav-links li{
        padding: 10px;
    }
    .sidebar-ctrl{
        display: block;
        margin-right: 10px;
    }
    .dropdown a{
        padding-left: 0px;
    }
    .dropdown a i{
        padding-left: 10px;
    }
    .hero-section{
        height: 600px;
    }
    .hero-content{
        padding: 20px 40px;
    }
    .timeline-item{
        padding-left: 0px;
    }
    .timeline::before{
        display: none;
    }
    .timeline-item::before{
        height: 10px;
        width: 10px;
    }
    .timeline{
        padding-left: 0px;
    }
    .footer-top{
        grid-template-columns: none;
    }
    .hero-title{
        font-size: 1.5rem;
        font-weight: bold;
    }
    .hero-subtitle{
        font-size: 1.2rem;
    }
    .hero-details{
        font-size: 1.3rem;
    }
    .div-50{
        width: 100%;
        margin-bottom: 20px;
    }
    .about-img-box{
        padding-left: 0px;
    }
    .about-img-box img{
        margin-top: 20px;
    }
    .small-title{
        font-size: 15px;
    }
    .btx{
        font-size: 16px;
    }
    .big-title{
        font-size: 25px;
    }
    .timeline-section{
        padding: 0px;
    }
    .video-container{
        max-width: 100%;
    }
    .video-section{
        padding-top: 0px;
    }
    .padded{
        padding: 10px 30px;
    }
    .margin-50{
        margin-top: 30px;
    }
    .testimonial-card{
        padding: 30px 20px;
    }
    .open-quote{
        font-size: 85px;
        line-height: 20px;
    }
    .abt-txt{
        font-size: 16px;
    }
    .hero-content{
        margin-top: 30px;
    }
    .hero-text,.bounce-logo{
        width: 100%;
    }
    .bounce-logo{
        display: none;
    }
    .hero-text{
        order: 2;
    }
    .bc-logo-card{
        width: 35%;
        height: 150px;
    }
    .bc-logo-card img{
        height: 65%;
    }
    .bounce-logo{
        padding: 10px 0px;
    }
}

@media only screen and (min-width: 576px) and (max-width: 767.98px) {
    .nav-links{
        position: absolute;
        top: 100px;
        padding-top: 30px;
        padding-bottom: 30px;
        padding-left: 20px;
        background: #065f46;
        display: none;
        width: 100%;
        left: 0px;
    }
    .nav-links li{
        padding: 10px;
    }
    .sidebar-ctrl{
        display: block;
        margin-right: 10px;
    }
    .dropdown a{
        padding-left: 0px;
    }
    .dropdown a i{
        padding-left: 10px;
    }
    .hero-section{
        height: 600px;
    }
    .hero-content{
        padding: 20px 40px;
    }
    .timeline-item{
        padding-left: 0px;
    }
    .timeline::before{
        display: none;
    }
    .timeline-item::before{
        height: 10px;
        width: 10px;
    }
    .timeline{
        padding-left: 0px;
    }
    .footer-top{
        grid-template-columns: none;
    }
    .hero-title{
        font-size: 1.5rem;
        font-weight: bold;
    }
    .hero-subtitle{
        font-size: 1.2rem;
    }
    .hero-details{
        font-size: 1.3rem;
    }
    .div-50{
        width: 100%;
        margin-bottom: 20px;
    }
    .about-img-box{
        padding-left: 0px;
    }
    .about-img-box img{
        margin-top: 20px;
    }
    .big-title{
        font-size: 35px;
    }
    .timeline-section{
        padding: 20px;
    }
    .video-container{
        max-width: 100%;
    }
    .hero-text,.bounce-logo{
        width: 100%;
    }
    .bounce-logo{
        order: 1;
        justify-content: left;
    }
    .hero-text{
        order: 2;
    }
    .bc-logo-card{
        width: 35%;
        height: 150px;
    }
    .bc-logo-card img{
        height: 65%;
    }
    .bounce-logo{
        padding: 10px 0px;
    }
}

@media only screen and (min-width: 768px) and (max-width: 991.98px) {
    .nav-links{
        position: absolute;
        top: 100px;
        padding-top: 30px;
        padding-bottom: 30px;
        padding-left: 20px;
        background: #065f46;
        display: none;
        width: 100%;
        left: 0px;
    }
    .nav-links li{
        padding: 10px;
    }
    .sidebar-ctrl{
        display: block;
        margin-right: 10px;
    }
    .dropdown a{
        padding-left: 0px;
    }
    .dropdown a i{
        padding-left: 10px;
    }
    .hero-section{
        height: 600px;
    }
    .hero-title{
        font-size: 1.2rem;
        font-weight: bold;
    }
    .hero-subtitle{
        font-size: 1rem;
    }
    .hero-details{
        font-size: 1.1rem;
    }
    .div-50{
        width: 100%;
        margin-bottom: 20px;
    }
    .about-img-box{
        padding-left: 0px;
    }
    .about-img-box img{
        margin-top: 20px;
    }
    .big-title{
        font-size: 35px;
    }
    .timeline-section{
        padding: 20px;
    }
    .video-container{
        max-width: 100%;
    }
    .bc-logo-card{
        width: 70%;
    }
}

@media only screen and (min-width: 992px) and (max-width: 1199.98px) {
    .nav-links{
        display: flex !important;
    }
}

@media only screen and (min-width: 1200px) {
    .nav-links{
        display: flex !important;
    }
}