/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

a {
    text-decoration: none;
    color: #2c3e50;
    transition: color 0.3s ease;
}

a:hover {
    color: #3498db;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 5px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 16px;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background-color: #2c3e50;
    color: white;
}

.btn-secondary:hover {
    background-color: #1a252f;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-large {
    padding: 15px 30px;
    font-size: 18px;
}

/* Header Styles */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    top: 0;
    z-index: 1000;
}

.top-bar {
    background-color: #2c3e50;
    color: white;
    font-size: 14px;
}

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

.contact-info span {
    margin-right: 20px;
}

.contact-info i, .contact-info span {
    margin-right: 5px;
}

.social-links a {
    color: white;
    margin-left: 15px;
    font-size: 16px;
}

.social-links a:hover {
    color: #3498db;
}

.main-header {
    background-color: white;
    padding: 15px 0;
}

.university-logos {
  display: flex;
  justify-content: center; /* sabko center align karne ke liye */
  align-items: center;
  flex-wrap: wrap; /* overlap na ho, wrap ho jaye */
  gap: 20px; /* logos ke beech spacing */
  margin: 20px 0;
}

.conference-logo {
  display: flex;
  align-items: center;
  gap: 10px; /* image aur text ke beech thoda gap */
}

.logo-img {
  max-height: 80px;
  width: auto;
  object-fit: contain;
}

.logo-img.cu-logo,
.logo-img.sist-logo,
.logo-img.springer-logo {
  max-height: 60px;
}

.logo-text {
  text-align: left;
}

.logo-text h1 {
  font-size: 28px;
  color: #2c3e50;
  margin-bottom: 5px;
}

.logo-text p {
  font-size: 14px;
  color: #7f8c8d;
  font-weight: 300;
}

/* ✅ Responsive for mobile */
@media (max-width: 768px) {
  .university-logos {
    flex-direction: column; /* mobile pe stack */
    align-items: center;
    gap: 15px;
  }

  .conference-logo {
    flex-direction: column;
    text-align: center;
  }

  .logo-text h1 {
    font-size: 22px;
  }

  .logo-text p {
    font-size: 12px;
  }
}


/* Navigation Styles */
/* Navbar */
/* Navbar */
.navbar {
  background-color: #34495e;
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000; /* navbar ko upar rakho */
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 0 20px;
  box-sizing: border-box;
}

.logo {
  color: #fff;
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
}

/* Menu */
.nav-menu {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  margin: 0;
  padding: 0;
}

.nav-menu li {
  color: white;
  margin-left: 25px;
}

.nav-menu li a {
  color: white;
  text-decoration: none;
  font-size: 18px;
  transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: #1abc9c;
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #34495e;
  list-style: none;
  padding: 10px 0;
  display: none;
  min-width: 180px;

  z-index: 2000; /* ✅ navbar se bhi upar */
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.dropdown-menu li {
  margin: 0;
}

.dropdown-menu a {
  display: block;
  padding: 10px 15px;
  color: #fff;
  text-decoration: none;
}

.dropdown-menu a:hover {
  background-color: #1abc9c;
}

.dropdown:hover .dropdown-menu {
  display: block;
}



/* Mobile toggle */
.mobile-toggle {
  display: none;
  font-size: 28px;
  color: #fff;
  cursor: pointer;
}

/* Responsive */
@media (max-width: 700px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -700%;
    width: 300px;
    height: 100vh;
    background: #34495e;
 

    padding: 80px 20px;
    transition: right 0.3s ease;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu li {
    margin: 20px ;
  }

  .mobile-toggle {
    display: block;
  }
}



.mobile-toggle {
    display: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background-image: url('../assets/images/backgrounds/chandigarh-university-background.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    text-align: center;
    padding: 20px;
}

.hero-content h2 {
    font-size: 28px;
    margin-bottom: 10px;
    font-weight: 400;
}

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.conference-details {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.detail {
    display: flex;
    align-items: center;
    margin: 0 20px 10px;
    font-size: 18px;
}

.detail i {
    margin-right: 10px;
    color: #3498db;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Section Common Styles */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    color: #2c3e50;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.separator {
    width: 100px;
    height: 4px;
    background-color: #3498db;
    margin: 10px auto 0;
    border-radius: 2px;
}

/* Theme Section */
.theme-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.theme-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.theme-content h3 {
    font-size: 28px;
    color: #2c3e50;
    margin-bottom: 20px;
}

.theme-content p {
    font-size: 18px;
    color: #555;
    margin-bottom: 15px;
}

/* About Section */
.about-section, .university-section {
    padding: 80px 0;
    background-color: white;
}

.about-content, .university-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text, .university-text {
    flex: 1;
    font-size: 16px;
    color: #555;
    line-height: 1.8;
}

.about-text p, .university-text p {
    margin-bottom: 20px;
}

.about-image, .university-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Dates Section */
.dates-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.dates-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.date-item {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.date-item:hover {
    transform: translateY(-5px);
}

.date-icon {
    width: 70px;
    height: 70px;
    background-color: #3498db;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 30px;
}

.date-info h4 {
    font-size: 20px;
    color: #2c3e50;
    margin-bottom: 10px;
}

.date-info p {
    font-size: 18px;
    color: #7f8c8d;
    font-weight: 500;
}

/* Tracks Section */
.tracks-section {
    padding: 80px 0;
    background-color: white;
}

.tracks-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.track-item {
    display: flex;
    background-color: #f8f9fa;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.track-item:hover {
    transform: translateY(-5px);
}

.track-number {
    background-color: #3498db;
    color: white;
    font-size: 24px;
    font-weight: 700;
    width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.track-info {
    padding: 20px;
    flex: 1;
}

.track-info h3 {
    font-size: 20px;
    color: #2c3e50;
    margin-bottom: 15px;
}

.track-info ul {
    padding-left: 20px;
}

.track-info li {
    margin-bottom: 8px;
    color: #555;
}

/* Department Section */
.department-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.department-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 16px;
    color: #555;
    line-height: 1.8;
}

.department-content p {
    margin-bottom: 20px;
}

/* Publication Section */
.publication-section {
    padding: 80px 0;
    background-color: white;
}

.publication-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.publication-info {
    flex: 2;
}

.publication-info h3 {
    font-size: 24px;
    color: #2c3e50;
    margin-bottom: 15px;
    margin-top: 20px;
}

.publication-info p {
    margin-bottom: 15px;
    color: #555;
}

.indexing-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.indexing-list li {
    display: flex;
    align-items: center;
    color: #555;
}

.indexing-list li i {
    color: #27ae60;
    margin-right: 10px;
}

.springer-logo-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.springer-logo-container img {
    max-width: 200px;
}

/* Speakers Section */
.speakers-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.speakers-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.speaker-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.speaker-item:hover {
    transform: translateY(-5px);
}

.speaker-image {
    height: 250px;
    overflow: hidden;
}

.speaker-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.speaker-item:hover .speaker-image img {
    transform: scale(1.05);
}

.speaker-info {
    padding: 20px;
}

.speaker-info h3 {
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 10px;
}

.speaker-info p {
    color: #7f8c8d;
    font-size: 16px;
}

/* Guests Section */
.guests-section {
    padding: 80px 0;
    background-color: white;
}

.guests-content {
    max-width: 800px;
    margin: 0 auto;
}

.guest-item {
    background-color: #f8f9fa;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.guest-item h3 {
    font-size: 20px;
    color: #2c3e50;
    margin-bottom: 10px;
}

.guest-item p {
    color: #7f8c8d;
    font-size: 16px;
}

/* Committee Section */
.committee-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.committee-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.committee-item {
    background-color: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.committee-item h3 {
    font-size: 18px;
    color: #3498db;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

.committee-item p {
    margin-bottom: 10px;
    color: #555;
    line-height: 1.6;
}

/* Call for Papers Section */
.call-for-papers-section {
    padding: 80px 0;
    background-color: white;
}

.cfp-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 16px;
    color: #555;
    line-height: 1.8;
}

.cfp-content p {
    margin-bottom: 20px;
}

.cfp-content h3 {
    font-size: 24px;
    color: #2c3e50;
    margin: 30px 0 15px;
}

.cfp-content ul {
    margin: 15px 0 20px 20px;
}

.cfp-content li {
    margin-bottom: 10px;
}

.cfp-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 40px;
    flex-wrap: wrap;
}

/* Registration Section */
.registration-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.registration-content {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.registration-info {
    flex: 2;
}

.registration-info h3 {
    font-size: 24px;
    color: #2c3e50;
    margin-bottom: 15px;
}

.registration-info p {
    margin-bottom: 20px;
    color: #555;
}

.registration-info h4 {
    font-size: 20px;
    color: #2c3e50;
    margin: 25px 0 15px;
}

.registration-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-radius: 10px;
    overflow: hidden;
}

.registration-table th, .registration-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
}

.registration-table th {
    background-color: #3498db;
    color: white;
    font-weight: 500;
}

.registration-table tr:last-child td {
    border-bottom: none;
}

.registration-table tr:hover {
    background-color: #f8f9fa;
}

.registration-actions {
    flex: 1;
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 100px;
}

.registration-actions .btn-large {
    width: 100%;
    margin-bottom: 20px;
}

.payment-info {
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 10px;
    margin-top: 20px;
}

.payment-info h4 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.payment-info p {
    margin-bottom: 10px;
    color: #555;
    font-size: 15px;
}

/* Venue Section */
.venue-section {
    padding: 80px 0;
    background-color: white;
}

.venue-content {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.venue-info {
    flex: 1;
}

.venue-info h3 {
    font-size: 24px;
    color: #2c3e50;
    margin-bottom: 15px;
}

.venue-info p {
    margin-bottom: 20px;
    color: #555;
    line-height: 1.8;
}

.venue-info h4 {
    font-size: 20px;
    color: #2c3e50;
    margin: 25px 0 15px;
}

.venue-info a {
    color: #3498db;
}

.venue-map {
    flex: 2;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Highlights Section */
.highlights-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.highlights-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.highlight-category {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.highlight-category h3 {
    font-size: 20px;
    color: #3498db;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.highlight-item {
    margin-bottom: 20px;
}

.highlight-item:last-child {
    margin-bottom: 0;
}

.highlight-item h4 {
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 10px;
}

.highlight-item p {
    color: #555;
    font-size: 15px;
    line-height: 1.6;
}

/* Footer Styles */
.footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #3498db;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: #3498db;
}

.footer-column ul li {
    margin-bottom: 10px;
}
.footer-column{
  color: white;
}

.footer-column ul li a {
    color: white;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: #3498db;
}

.footer-column p {
    margin-bottom: 15px;
    font-size: 14px;
    line-height: 1.6;
}
.footer-column p a{
  color: white;

}
.footer-column p a:hover{
  color: #3498db;
}


.footer-column i {
    color: #3498db;
    margin-right: 10px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin: 20px 0;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #34495e;
    color: #ecf0f1;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: #3498db;
    transform: translateY(-3px);
}

.newsletter p {
    margin-bottom: 15px;
    font-size: 14px;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    font-size: 14px;
}

.newsletter-form button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 0 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.newsletter-form button:hover {
    background-color: #2980b9;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #34495e;
    margin-top: 40px;
}

.footer-bottom p {
    color: #bdc3c7;
    font-size: 14px;
    margin-bottom: 20px;
}

.footer-logos {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-logos img {
    height: 40px;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.footer-logos img:hover {
    opacity: 1;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: #3498db;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: #2980b9;
    transform: translateY(-5px);
}

/* Responsive Styles */
@media (max-width: 992px) {
    .logo-container {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .university-logos {
        justify-content: center;
    }
    
    .conference-details {
        flex-direction: column;
        align-items: center;
    }
    
    .detail {
        margin: 5px 0;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .about-content, .university-content, .publication-content, .registration-content, .venue-content {
        flex-direction: column;
    }
    
    .registration-actions {
        position: static;
        margin-top: 30px;
    }
    
    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 800px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -300px;
        width: 300px;
        height: 100vh;
        background-color: #34495e;
          flex-direction: column; /* horizontal row */
  flex-wrap: nowrap;  
  
        padding: 80px 0 30px;
        transition: right 0.3s ease;
        z-index: 1001;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: #3a536b;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .dropdown.active .dropdown-menu {
        max-height: 500px;
    }
    
    .dropdown-menu a {
        padding-left: 80px;
    }
    
    .hero-content h1 {
        font-size: 32px;
    }
    
    .section-header h2 {
        font-size: 30px;
    }
    
    .dates-content {
        grid-template-columns: 1fr;
    }
    
    .tracks-content {
        grid-template-columns: 1fr;
    }
    
    .committee-content {
        grid-template-columns: 1fr;
    }
    
    .highlights-content {
        grid-template-columns: 1fr;
    }
    
    .cfp-buttons {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content h2 {
        font-size: 24px;
    }
    
    .hero-content h1 {
        font-size: 28px;
    }
    
    .section-header h2 {
        font-size: 26px;
    }
    
    .date-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .date-info h4 {
        font-size: 18px;
    }
    
    .date-info p {
        font-size: 16px;
    }
    
    .track-number {
        width: 50px;
    }
    
    .track-info {
        padding: 15px;
    }
    
    .track-info h3 {
        font-size: 18px;
    }
}
/* ------------------- Registration Form Styles ------------------- */
.registration-form-container {
    background-color: #ffffff;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    margin: 0 auto;
    max-width: 800px;
}

.registration-form-container h3 {
    font-size: 24px;
    margin-bottom: 25px;
    color: #2c3e50;
    text-align: center;
    position: relative;
}

.registration-form-container h3::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #3498db;
    margin: 10px auto 0;
    border-radius: 2px;
}

/* Form Layout */
#registrationForm {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 14px;
    margin-bottom: 8px;
    color: #2c3e50;
    font-weight: 500;
}

/* Input fields */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="file"],
select,
textarea {
    padding: 12px 14px;
    border: 1px solid #dfe6e9;
    border-radius: 6px;
    font-size: 14px;
    color: #333;
    background-color: #f8f9fa;
    transition: all 0.3s ease;
}

textarea {
    resize: vertical;
    min-height: 80px;
}

input:focus, textarea:focus, select:focus {
    border-color: #3498db;
    outline: none;
    box-shadow: 0 0 6px rgba(52, 152, 219, 0.3);
}

/* Radio buttons */
.radio-group {
    display: flex;
    gap: 20px;
    align-items: center;
}

.radio-group label {
    font-size: 14px;
    color: #333;
    cursor: pointer;
}

.radio-group input[type="radio"] {
    margin-right: 8px;
    accent-color: #3498db;
}

/* File input look */
input[type="file"] {
    background-color: #fff;
    cursor: pointer;
}

/* Buttons */
.form-actions {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: 20px;
}

.form-actions .btn {
    padding: 12px 25px;
    font-size: 16px;
    border-radius: 6px;
}

/* ✅ Responsive for tablets and mobile */
@media (max-width: 768px) {
    #registrationForm {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        text-align: center;
    }
    
    .registration-form-container {
        padding: 25px 20px;
    }
    
    .registration-form-container h3 {
        font-size: 20px;
    }
}

/* ✅ Extra small screens */
@media (max-width: 480px) {
    input, select, textarea {
        font-size: 13px;
        padding: 10px;
    }
    
    .btn {
        font-size: 14px;
        padding: 10px 18px;
    }
}
.footer-text li a{
    color: black;
}
/* ===== Ticker Section ===== */
.ticker-section {
  background: #002147; /* dark blue theme */
  color: #fff;
  overflow: hidden;
  white-space: nowrap;
  border-top: 3px solid #f39c12;
  border-bottom: 3px solid #f39c12;
  font-weight: 500;
}

.ticker-wrap {
  display: flex;
  align-items: center;
  width: 100%;
  overflow: hidden;
  position: relative;
}

.ticker {
  display: inline-block;
  padding-left: 100%;
  animation: tickerMove 25s linear infinite;
}

.ticker a {
    color: white;
  display: inline-block;
  margin-right: 50px;
  font-size: 1rem;
}

@keyframes tickerMove {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

.cfp-poster {
  max-width: 900px;
  margin: 2rem auto;
  padding: 1rem;
  line-height: 1.7;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-align: center;
  color: #222;
}

.intro-text {
  margin-bottom: 1rem;
  font-size: 1.05rem;
  color: #444;
}

.cfp-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  padding: 1.5rem;
  margin: 1.5rem 0;
}

.cfp-card h3 {
  margin-bottom: 1rem;
  font-size: 1.3rem;
  color: #333;
}

.styled-list {
  list-style: disc inside;
  padding-left: 1rem;
}

.styled-list li {
  margin-bottom: 0.6rem;
}

.final-note {
  margin-top: 1.5rem;
  text-align: center;
  font-weight: 500;
}

.final-note a {
  color: #0056b3;
  text-decoration: underline;
}
.acknowledgment {
  background: #f9f9f9;           /* light gray background */
  border-left: 5px solid #0078d4; /* Microsoft blue accent */
  padding: 16px 20px;
  margin: 30px 0;
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: #333;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
  border-radius: 8px;
}

.acknowledgment strong {
  color: #0078d4;
  font-size: 16px;
}
/* Container for all tracks */
.topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin: 40px 0;
  padding: 0 10px;
}

/* Individual track card */
.topic-item {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid #eee;
}

/* Hover effect */
.topic-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

/* Track title */
.topic-item h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: #0078d4; /* Microsoft blue accent */
}

/* List styling */
.topic-item ul {
  padding-left: 20px;
  margin: 0;
}

.topic-item ul li {
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.6;
  color: #444;
}


.committee-item:hover {
  transform: translateY(-5px);          /* lift card on hover */
  box-shadow: 0 8px 16px rgba(0,0,0,0.2);
}

.committee-item h3 {
  font-size: 20px;
  color: #34495e;
  margin-bottom: 12px;
}

.committee-item p {
  font-size: 16px;
  color: #555;
  line-height: 1.6;
  margin-bottom: 6px;
}
/* ===== Sponsorship Page – Modern Upgrade (Enhanced) ===== */
.sponsorship-page h2,
.sponsorship-page h3,
.sponsorship-page h4 {
  color: #111;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* General paragraph style */
.sponsorship-page p {
  font-size: 16px;
  line-height: 1.8;
  color: #444;
  margin-bottom: 18px;
}

/* ===== Sponsor Cards ===== */
.sponsorship-page .sponsor-card {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 16px; /* slightly more rounded */
  box-shadow: 0 8px 25px rgba(0,0,0,0.08);
  padding: 25px 30px; /* more padding for luxury feel */
  margin-bottom: 25px;
  transition: transform 0.3s, box-shadow 0.3s;
  border-top: 4px solid #007bff; /* subtle accent */
}

.sponsorship-page .sponsor-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 14px 40px rgba(0,0,0,0.12);
}

.sponsorship-page .sponsor-card .sponsor-logo {
  flex-shrink: 0;
  margin-right: 25px;
}

.sponsorship-page .sponsor-card .sponsor-logo img {
  max-width: 150px; /* slightly smaller for consistency */
  height: auto;
  display: block;
  border-radius: 8px;
  border: 1px solid #eee;
  padding: 5px;
  background: #fff;
}

.sponsorship-page .sponsor-card .sponsor-info h4 {
  margin: 0 0 8px 0;
  font-size: 22px;
  color: #007bff;
  letter-spacing: 0.5px;
}

.sponsorship-page .sponsor-card .sponsor-info p {
  margin: 0 0 10px 0;
  font-size: 15px;
  color: #555;
  font-weight: 500;
}

.sponsorship-page .sponsor-card .sponsor-info ul {
  margin: 0;
  padding-left: 18px;
  list-style-type: disc;
}

.sponsorship-page .sponsor-card .sponsor-info ul li {
  margin-bottom: 6px;
  font-size: 14px;
  color: #555;
}

/* ===== Sponsor Packages Table – Modern ===== */
.sponsorship-page .sponsor-table th,
.sponsorship-page .sponsor-table td {
  padding: 14px 20px;
  text-align: left;
  border-radius: 10px;
  border: none;
}

.sponsorship-page .sponsor-table th {
  background: linear-gradient(90deg, #007bff, #00bfff);
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
}

.sponsorship-page .sponsor-table td {
  background: #f9f9f9;
  color: #333;
}

/* ===== Sponsorship Form – Modern ===== */
.sponsorship-page .sponsorship-form {
  margin-top: 35px;
  background: #ffffff;
  padding: 35px 40px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  transition: box-shadow 0.3s;
}

.sponsorship-page .sponsorship-form:hover {
  box-shadow: 0 15px 45px rgba(0,0,0,0.12);
}

.sponsorship-page .sponsorship-form fieldset {
  border: 1px solid #ddd;
  padding: 25px 30px;
  margin-bottom: 25px;
  border-radius: 12px;
}

.sponsorship-page .sponsorship-form legend {
  font-weight: 700;
  color: #007bff;
  font-size: 19px;
}

.sponsorship-page .sponsorship-form label {
  display: block;
  margin-bottom: 10px;
  font-weight: 500;
  color: #333;
}

.sponsorship-page .sponsorship-form input,
.sponsorship-page .sponsorship-form textarea,
.sponsorship-page .sponsorship-form select {
  width: 100%;
  padding: 14px 16px;
  margin-bottom: 20px;
  border: 1px solid #ccc;
  border-radius: 10px;
  font-size: 15px;
  font-family: 'Poppins', sans-serif;
  transition: all 0.3s;
}

.sponsorship-page .sponsorship-form input:focus,
.sponsorship-page .sponsorship-form textarea:focus,
.sponsorship-page .sponsorship-form select:focus {
  border-color: #007bff;
  box-shadow: 0 0 6px rgba(0,123,255,0.3);
  outline: none;
}

.sponsorship-page .sponsorship-form input[type="radio"],
.sponsorship-page .sponsorship-form input[type="checkbox"] {
  width: auto;
  margin-right: 8px;
}

.sponsorship-page .sponsorship-form .submit-btn {
  display: inline-block;
  background: linear-gradient(90deg, #007bff, #00bfff);
  color: #fff;
  font-weight: 700;
  padding: 15px 32px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-size: 16px;
  letter-spacing: 0.5px;
  transition: all 0.3s;
}

.sponsorship-page .sponsorship-form .submit-btn:hover {
  background: linear-gradient(90deg, #0056b3, #0099ff);
  transform: translateY(-2px);
}

.sponsorship-page .sponsorship-form a {
  color: #007bff;
  text-decoration: underline;
}

.sponsorship-page .sponsorship-form a:hover {
  color: #0056b3;
  text-decoration: none;
}

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .sponsorship-page .sponsor-card {
    flex-direction: column;
    text-align: center;
  }

  .sponsorship-page .sponsor-card .sponsor-logo {
    margin: 0 0 20px 0;
  }
}

@media (max-width: 600px) {
  .sponsorship-page .sponsor-card .sponsor-info h4 {
    font-size: 18px;
  }
  .sponsorship-page .sponsor-card .sponsor-info p {
    font-size: 15px;
  }
}
/* ===== Doctoral Symposium Section ===== */
.doctoral-symposium {
  padding: 60px 0;
  background: #f9f9f9; /* light background */
}

.doctoral-symposium .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.doctoral-symposium .section-header {
  text-align: center;
  margin-bottom: 40px;
}

.doctoral-symposium .section-header h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: #222;
  margin-bottom: 10px;
}

.doctoral-symposium .separator {
  width: 80px;
  height: 3px;
  background: #0077cc; /* conference brand blue */
  margin: 0 auto;
  border-radius: 2px;
}

.doctoral-symposium .ds-content p {
  margin-bottom: 18px;
  font-size: 1rem;
  line-height: 1.7;
  color: #444;
}

.doctoral-symposium .ds-content h3 {
  margin-top: 35px;
  margin-bottom: 15px;
  font-size: 1.4rem;
  color: #0077cc;
  font-weight: 600;
  border-left: 4px solid #0077cc;
  padding-left: 10px;
}

.doctoral-symposium .ds-content ul {
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}

.doctoral-symposium .ds-content ul li {
  margin-bottom: 12px;
  padding-left: 25px;
  position: relative;
  line-height: 1.6;
  color: #333;
  font-size: 0.98rem;
}

.doctoral-symposium .ds-content ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: #0077cc;
  font-size: 0.9rem;
  line-height: 1.2;
}

.doctoral-symposium .ds-content ul ul {
  margin-top: 10px;
  margin-bottom: 10px;
  padding-left: 20px;
}

.doctoral-symposium .ds-content ul ul li {
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.doctoral-symposium strong {
  color: #000;
}

/* ===== Important Dates Section ===== */
.important-dates {
  padding: 70px 0;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364); /* dark gradient */
  color: #fff;
}

.important-dates .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.important-dates .section-header {
  text-align: center;
  margin-bottom: 50px;
}

.important-dates .section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.important-dates .separator {
  width: 90px;
  height: 4px;
  background: #1abc9c;
  margin: 0 auto;
  border-radius: 3px;
}

.dates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.date-card {
  background: rgba(255, 255, 255, 0.08);
  padding: 25px 20px;
  border-radius: 14px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.date-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
}

.date-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  font-weight: 600;
  color: #1abc9c;
}

.date-card p {
  font-size: 1.05rem;
  font-weight: 500;
  color: #fff;
}

.date-card.highlight {
  background: linear-gradient(135deg, #1abc9c, #16a085);
  color: #fff;
}

.date-card.highlight h3 {
  color: #fff;
}

.date-card.highlight p {
  font-size: 1.15rem;
  font-weight: 600;
}
.volunteer-section {
  padding: 60px 20px;
  background: #f9f9f9; /* subtle light bg */
}

.volunteer-container {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.volunteer-container h2 {
  font-size: 1.8rem;
  margin-bottom: 30px;
  color: #222;
  font-weight: 600;
  border-bottom: 2px solid #0073e6;
  display: inline-block;
  padding-bottom: 5px;
}

.volunteer-card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 20px;
  margin: 15px 0;
  text-align: left;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.volunteer-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.volunteer-name {
  font-size: 1.2rem;
  font-weight: 600;
  color: #0073e6;
  margin-bottom: 6px;
}

.volunteer-details {
  font-size: 1rem;
  color: #555;
  line-height: 1.5;
}
/* SECTION SPACING */
.submission-section {
    padding: 60px 0;
}

/* GUIDELINES SECTION */
.guidelines-section {
    background: linear-gradient(135deg, #f4f7fb, #eaf0ff);
    padding: 80px 0;
}

/* GRID LAYOUT */
.guidelines-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

/* CARD DESIGN */
.card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

/* HOVER EFFECT 🔥 */
.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

/* LEFT BORDER ACCENT */
.card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background: #2a5298;
}

/* HEADINGS */
.card h3 {
    color: #1e3c72;
    margin-bottom: 10px;
}

/* TEXT */
.card p {
    color: #555;
    line-height: 1.6;
}

.card ul li {
    margin-bottom: 6px;
    color: #444;
}

/* BUTTON IMPROVEMENT */
.btn-primary {
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    color: white;
    transition: 0.3s;
}

.btn-primary:hover {
    background: #16325c;
}

/* SECTION TITLE */
.section-header h2 {
    font-size: 32px;
    color: #1e3c72;
}

.separator {
    width: 60px;
    height: 3px;
    background: #2a5298;
    margin: 10px auto;
}
.guideline-box {
    background: #f9fbff;
    border-left: 4px solid #007bff;
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    transition: 0.3s ease;
}

.guideline-box:hover {
    background: #eef5ff;
    transform: translateY(-2px);
}

.guideline-box h4 {
    margin-bottom: 10px;
    color: #003366;
    font-weight: 600;
}

.guideline-box ul,
.guideline-box ol {
    padding-left: 20px;
}

.guideline-box li {
    margin-bottom: 6px;
    line-height: 1.6;
}
/* ===== Committees Sexy UI ===== */

.subtitle {
    color: #666;
    margin-top: 5px;
    font-size: 16px;
}

.intro-text {
    text-align: center;
    max-width: 750px;
    margin: 20px auto 40px;
    color: #555;
    line-height: 1.6;
}

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

.committee-card {
    background: #fff;
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    text-decoration: none;
    color: #333;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.committee-card i {
    font-size: 35px;
    color: #007bff;
    margin-bottom: 15px;
}

.committee-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.committee-card p {
    font-size: 14px;
    color: #666;
}

/* Hover Effect 🔥 */
.committee-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.committee-card::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #007bff, #00c6ff);
    top: 0;
    left: 0;
}

/* Disabled Card */
.committee-card.disabled {
    opacity: 0.6;
    pointer-events: none;
}
/* ===== TPC SECTION PREMIUM UI ===== */

.committee-section {
    padding: 60px 0;
    background: #f9fbfd;
}

.committee-item h3 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 30px;
    position: relative;
}

.committee-item h3::after {
    content: "";
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #007bff, #00c6ff);
    display: block;
    margin: 10px auto 0;
    border-radius: 2px;
}

/* GRID LAYOUT 🔥 */
.tpc-members {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 15px;
    max-height: 600px;   /* scroll box */
    overflow-y: auto;
    padding: 10px;
}

/* MEMBER CARD STYLE */
.tpc-members p {
    background: #fff;
    padding: 12px 15px;
    margin: 0;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    color: #333;
    box-shadow: 0 5px 15px rgba(0,0,0,0.06);
    transition: all 0.25s ease;
    border-left: 4px solid #007bff;
}

/* HOVER EFFECT 🔥 */
.tpc-members p:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
    border-left: 4px solid #00c6ff;
}

/* SCROLLBAR STYLING 😎 */
.tpc-members::-webkit-scrollbar {
    width: 6px;
}

.tpc-members::-webkit-scrollbar-thumb {
    background: linear-gradient(#007bff, #00c6ff);
    border-radius: 10px;
}

.tpc-members::-webkit-scrollbar-track {
    background: #eee;
}

/* MOBILE RESPONSIVE */
@media (max-width: 768px) {
    .tpc-members {
        grid-template-columns: 1fr;
        max-height: none;
    }
}