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

body {
    font-family: 'Poppins', Arial, sans-serif;
    line-height: 1.6;
    background-color: var(--background-color);
    color: var(--text-color);
    padding-top: 0;
    /* Remove padding as nav is no longer fixed */
    overflow-x: hidden;
    /* Prevent horizontal scrolling */
    width: 100%;
    max-width: 100%;
}

/* Navigation Styles */
.site-header {
    position: sticky;
    top: 0;
    /* Sticky positioning */
    width: 100%;
    z-index: 1000;
    /* High z-index to appear above all content */
    background-color: var(--header-background, #ffffff);
    /* Ensure solid background */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    min-height: 100px;
    min-height: 100px;
    /* Ensure minimum header height */
    overflow-x: visible;
    /* Allow dropdowns to show */
}

.navbar {
    padding: 0.5rem 1rem;
    position: relative;
    display: flex;
    width: 100%;
    min-height: 60px;
    overflow: visible;
}

.nav-container {
    max-width: none;
    margin: 0;
    padding: 0;
    display: flex;
    width: 100%;
    min-height: 60px;
    height: auto;
    justify-content: flex-start;
    align-items: center;
    gap: 1rem;
    overflow: visible;
    position: relative;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    text-decoration: none;
    /* z-index: 10002; REMOVED */
    position: relative;
    /* Ensure logo is on top */
}

.logo-img {
    height: 80px;
    width: auto;
    object-fit: contain;
    transition: transform 0.2s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    position: relative;
    /* z-index: 10003; REMOVED */
    /* pointer-events: auto; REMOVED */
}

.logo-img:hover {
    transform: scale(1.05);
}

.nav-links {
    list-style: none;
    display: flex;
    flex: 1;
    gap: 0.3rem;
    align-items: center;
    flex-wrap: nowrap;
    overflow: visible;
    position: relative;
}

/* Push the Login/User menu item to the far right */
.nav-links > li:last-child {
    margin-left: auto;
}

.nav-item {
    position: relative;
    /* z-index: 10004; REMOVED */
    /* Ensure items are above container */
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.7rem;
    /* Reduced padding for more compact fit */
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    /* Reduced icon gap */
    white-space: nowrap;
    font-size: 0.9rem;
    /* Slightly smaller font for better fit */
    position: relative;
    /* z-index: 10005; REMOVED */
    /* Ensure links are clickable */
    /* pointer-events: auto; REMOVED */
    cursor: pointer;
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(var(--primary-color-rgb), 0.1);
    transform: translateY(-2px);
    /* z-index: 10006; REMOVED */
}

.nav-link i {
    font-size: 0.9rem;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.nav-link:hover i {
    opacity: 1;
}

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

.dropdown-toggle::after {
    content: '\f0d7';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-left: 0.5rem;
    font-size: 0.7rem;
    transition: transform 0.3s ease;
    opacity: 0.6;
}

.dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
    opacity: 1;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #ffffff;
    min-width: 240px;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12),
        0 2px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.06);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow: visible;
    margin-top: 0.5rem;
    padding: 0.5rem 0;
    list-style: none;
}

/* Reset li styles inside dropdown menus */
.dropdown-menu li {
    list-style: none;
    display: block;
    width: auto;
    margin: 0;
    padding: 0;
    border: none;
    position: static;
}

.dropdown-menu::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 12px 12px 0 0;
}

.dropdown-menu-end {
    left: auto;
    right: 0;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.65rem 1.2rem;
    color: #444;
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
    font-weight: 500;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.dropdown-item:last-child {
    border-bottom: none;
}

.dropdown-item:hover {
    background: rgba(var(--primary-color-rgb), 0.07);
    color: var(--primary-color);
}

.dropdown-item i {
    width: 18px;
    font-size: 0.85rem;
    color: var(--primary-color);
    opacity: 0.7;
    text-align: center;
    transition: opacity 0.2s ease;
}

.dropdown-item:hover i {
    opacity: 1;
}

.dropdown-divider {
    height: 1px;
    background-color: rgba(0, 0, 0, 0.07);
    border: none;
    margin: 0.4rem 1rem;
}

/* Special styling for login button */
.login-btn {
    background-color: var(--primary-color);
    color: white !important;
    font-weight: 600;
    margin-left: 0.5rem;
}

.login-btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(var(--primary-color-rgb), 0.3);
}

/* User menu styling */
.user-menu {
    background-color: rgba(var(--primary-color-rgb), 0.1);
    border: 1px solid rgba(var(--primary-color-rgb), 0.2);
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: #007bff;
    border: 2px solid #ffffff;
    cursor: pointer;
    padding: 8px;
    z-index: 1002;
    border-radius: 8px;
    transition: background 0.2s ease;
    margin-left: auto;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    min-width: 42px;
    min-height: 38px;
    align-items: center;
    justify-content: center;
}

.menu-toggle:hover,
.menu-toggle:active {
    background: #0056b3;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background-color: #ffffff;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.menu-toggle.active {
    background: #dc3545;
    border-color: #ffffff;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Hero Section */
.hero {
    background-image: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('/static/uploads/design/default-hero.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--hero-text-color);
    padding: 8rem 2rem 4rem;
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
    /* Ensure hero is below navbar */
}

.hero.has-custom-bg {
    background-image: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), var(--hero-image);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.conference-info {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    padding: 2rem;
}

.date-location,
.highlights {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.date-location h2,
.highlights h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: white;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 0.5rem;
}

.date-location ul,
.highlights ul {
    list-style: none;
}

.date-location li,
.highlights li {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
}

.date-location li:before,
.highlights li:before {
    content: "•";
    color: #fff;
    font-size: 1.5rem;
    margin-right: 0.5rem;
}

/* About Section */
.about-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.vision,
.mission,
.objective {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vision:hover,
.mission:hover,
.objective:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(var(--primary-color), 0.15);
}

.vision h2,
.mission h2,
.objective h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.vision h2:after,
.mission h2:after,
.objective h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
}

.vision p,
.mission p {
    color: #555;
    line-height: 1.8;
    font-size: 1.1rem;
}

.objective ul {
    list-style: none;
    padding-left: 0;
}

.objective li {
    color: #555;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
}

.objective li:before {
    content: "→";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    top: 0;
}

/* Downloads Section */
.downloads-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 2rem;
}

.downloads-section h2 {
    color: #333;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.downloads-section h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--primary-color);
}

.downloads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.download-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(var(--primary-color), 0.15);
}

.download-icon {
    background: #f8f9fa;
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.download-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.download-info {
    padding: 1.5rem;
}

.download-info h3 {
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.download-info p {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.download-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #777;
}

.file-type,
.file-size {
    background: #f8f9fa;
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
}

.btn-download {
    display: inline-block;
    width: 100%;
    padding: 0.8rem;
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-download:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.btn-download i {
    margin-right: 0.5rem;
}

.no-downloads {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    background: #f8f9fa;
    border-radius: 12px;
    color: #666;
}

/* Footer */
footer {
    background-color: var(--footer-background);
    color: #fff;
    padding: 3rem 2rem 1rem;
    margin-top: 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h3 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #ccc;
}

/* Responsive Design - Collapsible hamburger menu */
@media (max-width: 1024px) {
    body {
        padding-top: 0;
    }

    .site-header {
        overflow: visible !important;
    }

    .navbar {
        padding: 0.5rem 1rem;
        width: 100%;
        overflow: visible !important;
    }

    .nav-container {
        width: 100%;
        padding: 0 0.5rem;
        overflow: visible !important;
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        justify-content: space-between !important;
        flex-wrap: nowrap !important;
    }

    .logo-img {
        height: 55px;
    }

    /* Show hamburger */
    .menu-toggle {
        display: flex !important;
    }

    /* Collapsible nav panel */
    .nav-links {
        position: fixed;
        top: 0;
        left: -100%;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        height: 100dvh;
        background-color: var(--header-background, #ffffff);
        flex-direction: column;
        padding: 5rem 0 2rem;
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
        opacity: 1;
        visibility: visible;
        transform: none;
        transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        gap: 0;
        overflow-y: auto;
        overflow-x: hidden;
        z-index: 1001;
        min-height: auto !important;
        height: 100vh !important;
        display: flex !important;
        flex-direction: column !important;
    }

    /* Slide in when open */
    .nav-links.show {
        left: 0;
    }

    /* Backdrop overlay when menu is open */
    .nav-links.show::after {
        content: '';
        position: fixed;
        top: 0;
        left: 100%;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.4);
        z-index: -1;
    }

    .nav-links > li:last-child {
        margin-left: 0;
        margin-top: auto;
        padding-bottom: 1rem;
    }

    /* Nav items as full-width rows */
    .nav-item {
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    }

    .nav-item:last-child {
        border-bottom: none;
    }

    .nav-link {
        padding: 0.9rem 1.25rem;
        width: 100%;
        justify-content: flex-start;
        border-radius: 0;
        font-size: 0.95rem;
        gap: 0.6rem;
        transition: background 0.2s ease;
    }

    .nav-link:hover,
    .nav-link:active {
        background: rgba(var(--primary-color-rgb), 0.08);
    }

    .nav-link i {
        width: 20px;
        text-align: center;
        font-size: 0.9rem;
        opacity: 0.7;
    }

    /* Mobile dropdown styles */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background-color: rgba(0, 0, 0, 0.03);
        margin: 0;
        padding: 0.25rem 0;
        min-width: auto;
        display: none;
        overflow: visible;
    }

    .dropdown-menu::before {
        display: none;
    }

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

    .dropdown-item {
        padding: 0.7rem 1rem 0.7rem 2.5rem;
        margin: 0;
        border-radius: 0;
        font-size: 0.9rem;
        gap: 0.5rem;
        border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    }

    .dropdown-item:last-child {
        border-bottom: none;
    }

    .dropdown-item i {
        width: 18px;
        font-size: 0.8rem;
    }

    .dropdown-item:hover {
        background: rgba(var(--primary-color-rgb), 0.07);
        color: var(--primary-color);
    }

    .login-btn {
        margin-left: 0;
        margin-top: 1rem;
        text-align: center;
        margin: 0.5rem 1.25rem;
        border-radius: 8px;
    }

    .hero {
        padding: 6rem 1rem 2rem;
        margin-bottom: 2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .conference-info {
        grid-template-columns: 1fr;
        padding: 1rem;
        gap: 1rem;
    }

    .about-section,
    .downloads-grid {
        padding: 1rem;
        gap: 1rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }
}

/* Tablet Breakpoint */
/* Desktop with many menu items - make more compact */
@media (min-width: 1025px) and (max-width: 1400px) {
    .navbar {
        padding: 0.5rem 0.5rem;
    }

    .nav-container {
        gap: 0.5rem;
    }

    .nav-links {
        gap: 0.2rem;
    }

    .nav-link {
        padding: 0.5rem 0.5rem;
        font-size: 0.85rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.vision,
.mission,
.objective,
.download-card {
    animation: fadeIn 0.6s ease-out forwards;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: #fff;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
}

/* Footer Quick Links */
.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul a:hover {
    color: #fff;
}

/* Menu Toggle Button - duplicate removed, styles above */

/* Alert Messages */
.alert {
    padding: 1rem 2rem;
    margin: 1rem auto;
    max-width: 1200px;
    border-radius: 4px;
    position: relative;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.alert-success {
    background-color: var(--accent-color);
    color: var(--hero-text-color);
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: var(--secondary-color);
    color: var(--hero-text-color);
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.alert-info {
    background-color: #cce5ff;
    color: #004085;
    border: 1px solid #b8daff;
}

/* Additional Mobile Styles */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .alert {
        margin: 1rem;
        padding: 0.8rem 1.5rem;
    }
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.25);
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

.form-text {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #6c757d;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

.btn-danger:hover {
    background-color: #c82333;
    transform: translateY(-2px);
}

/* Page Header Styles */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--hero-text-color);
    padding: 8rem 2rem 4rem;
    text-align: center;
    margin-bottom: 4rem;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.page-header p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
}

/* Content Section Styles */
.content-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.content-section h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.content-section h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
}

/* Call for Papers Styles */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.topic-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    transition: transform 0.3s ease;
}

.topic-card:hover {
    transform: translateY(-5px);
}

.topic-card h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.topic-card ul {
    list-style: none;
    padding-left: 0;
}

.topic-card li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    color: #555;
}

.topic-card li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* Registration Styles */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.pricing-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(var(--primary-color), 0.15);
}

.pricing-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 2.5rem;
    color: #333;
    margin: 1.5rem 0;
    font-weight: 700;
}

.price small {
    font-size: 1rem;
    color: #666;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: #555;
    border-bottom: 1px solid #eee;
}

.pricing-features li:last-child {
    border-bottom: none;
}

/* Venue Page Styles */
.venue-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.venue-details {
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 12px;
}

.venue-map {
    border-radius: 12px;
    overflow: hidden;
    min-height: 400px;
}

.venue-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.accommodation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.hotel-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.hotel-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.hotel-info {
    margin: 1rem 0;
    color: #555;
}

.hotel-info p {
    margin-bottom: 0.5rem;
}

/* Author Guidelines Styles */
.guidelines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.guideline-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.guideline-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.guideline-card ul {
    list-style: none;
    padding-left: 0;
}

.guideline-card li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    color: #555;
}

.guideline-card li:before {
    content: "→";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* Dashboard Styles */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.dashboard-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.dashboard-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #eee;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
}

.status-pending {
    background: var(--accent-color);
    color: var(--hero-text-color);
}

.status-approved {
    background: var(--primary-color);
    color: var(--hero-text-color);
}

.status-rejected {
    background: #f8d7da;
    color: #721c24;
}

/* Table Styles */
.table-container {
    overflow-x: auto;
    margin: 2rem 0;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.data-table th {
    background: var(--background-color);
    font-weight: 600;
    color: var(--text-color);
}

.data-table tr:hover {
    background: var(--background-color);
}

/* Admin Styles */
.admin-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(var(--primary-color), 0.1);
    text-align: center;
}

.stat-card h4 {
    color: #666;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.stat-card .number {
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 700;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .page-header {
        padding: 6rem 1rem 3rem;
    }

    .content-section {
        padding: 1rem;
        margin: 2rem 1rem;
    }

    .venue-info {
        grid-template-columns: 1fr;
    }

    .venue-map {
        min-height: 300px;
    }

    .data-table {
        font-size: 0.875rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.75rem;
    }

    .admin-controls {
        flex-direction: column;
    }
}

/* Call for Papers Specific Styles */
.section-intro {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 2rem;
    max-width: 800px;
}

.dates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.date-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.date-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.date-card h3 {
    color: #333;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.date-card .date {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.date-card .time {
    color: #666;
    font-size: 0.9rem;
}

.submission-cta {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.submission-cta .btn {
    margin: 0 1rem;
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.submission-cta .btn i {
    margin-right: 0.5rem;
}

/* Responsive adjustments for Call for Papers */
@media (max-width: 768px) {
    .dates-grid {
        grid-template-columns: 1fr;
    }

    .submission-cta .btn {
        display: block;
        width: 100%;
        margin: 1rem 0;
    }
}

/* About Page Specific Styles */
.overview-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.overview-text {
    color: #555;
    line-height: 1.8;
}

.overview-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

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

.objectives-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.objective-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.objective-card:hover {
    transform: translateY(-5px);
}

.objective-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

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

.objective-card p {
    color: #666;
    line-height: 1.6;
}

.committee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.committee-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

.committee-card:hover {
    transform: translateY(-5px);
}

.member-photo {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 2rem;
    text-align: center;
}

.member-photo i {
    font-size: 4rem;
    color: white;
}

.member-info {
    padding: 1.5rem;
}

.member-info h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.member-info h4 {
    color: #333;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.member-info p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.member-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.member-expertise span {
    background: #f8f9fa;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    color: #666;
}

.conference-timeline {
    margin: 2rem 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.timeline-item {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.timeline-item .year {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-item .location {
    color: #333;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.timeline-item .highlight {
    color: #666;
    font-size: 0.9rem;
}

/* Responsive adjustments for About page */
@media (max-width: 768px) {
    .overview-content {
        grid-template-columns: 1fr;
    }

    .overview-stats {
        margin-top: 2rem;
    }

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

    .conference-timeline {
        grid-template-columns: 1fr;
    }
}

/* Venue Page Specific Styles */
.venue-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.venue-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.venue-header i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.venue-header h3 {
    color: #333;
    font-size: 1.5rem;
    margin: 0;
}

.venue-address {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.venue-address i {
    color: var(--primary-color);
    margin-right: 1rem;
    margin-top: 0.3rem;
}

.venue-address p {
    color: #555;
    line-height: 1.6;
    margin: 0;
}

.contact-info {
    display: grid;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
}

.contact-item i {
    color: var(--primary-color);
    margin-right: 1rem;
}

.contact-item p {
    margin: 0;
    color: #555;
}

.tentative-notice {
    display: flex;
    align-items: flex-start;
    background: #fff3cd;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #ffeeba;
}

.tentative-notice i {
    font-size: 1.5rem;
    color: #856404;
    margin-right: 1rem;
}

.notice-content p {
    color: #856404;
    margin: 0 0 0.5rem;
}

.map-placeholder {
    background: #f8f9fa;
    height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: #666;
}

.map-placeholder i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.transport-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.transport-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.transport-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.transport-header i {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.transport-header h3 {
    color: #333;
    margin: 0;
}

.transport-list {
    list-style: none;
    padding: 0;
}

.transport-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
    color: #555;
}

.transport-list li i {
    color: var(--primary-color);
    margin-right: 0.8rem;
    margin-top: 0.3rem;
}

.hotel-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.hotel-features li {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    color: #555;
}

.hotel-features li i {
    color: var(--primary-color);
    margin-right: 0.8rem;
    width: 16px;
}

.hotel-type {
    color: #666;
    font-style: italic;
    margin: 0.5rem 0;
}

.attractions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.attraction-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    transition: transform 0.3s ease;
}

.attraction-card:hover {
    transform: translateY(-5px);
}

.attraction-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.attraction-header i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.attraction-header h3 {
    color: #333;
    margin: 0;
}

.attraction-distance {
    color: #666;
    margin: 0.5rem 0 1rem;
    display: flex;
    align-items: center;
}

.attraction-distance i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.attraction-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.attraction-features li {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    color: #555;
}

.attraction-features li i {
    color: var(--primary-color);
    margin-right: 0.8rem;
}

.info-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.info-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.info-header i {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.info-header h2 {
    color: #333;
    margin: 0;
}

.info-content p {
    color: #555;
    margin-bottom: 1rem;
}

.info-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-content a:hover {
    text-decoration: underline;
}

/* Responsive adjustments for Venue page */
@media (max-width: 768px) {
    .venue-info {
        grid-template-columns: 1fr;
    }

    .venue-map {
        height: 300px;
    }

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

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

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

/* Auth Pages Styles */
.auth-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
}

.register-form {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: flex;
    align-items: center;
    color: #333;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group label i {
    color: var(--primary-color);
    margin-right: 0.5rem;
    width: 20px;
}

.form-group input:not([type="checkbox"]) {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.25);
    outline: none;
}

.password-input {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
    cursor: pointer;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--primary-color);
}

.form-text {
    display: block;
    margin-top: 0.5rem;
    color: #666;
    font-size: 0.875rem;
}

.required {
    color: #dc3545;
    margin-left: 0.25rem;
}

.checkbox-group {
    margin: 1.5rem 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid #ddd;
    border-radius: 4px;
    margin-right: 0.8rem;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked+.checkbox-custom {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked+.checkbox-custom:after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.label-text {
    color: #555;
    font-size: 0.95rem;
}

.terms-link {
    color: var(--primary-color);
    text-decoration: none;
}

.terms-link:hover {
    text-decoration: underline;
}

.btn-block {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.auth-links {
    text-align: center;
    margin-top: 2rem;
    color: #666;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.auth-links a:hover {
    text-decoration: underline;
}

/* Responsive adjustments for Auth pages */
@media (max-width: 768px) {
    .auth-container {
        padding: 1rem;
    }

    .register-form {
        padding: 1.5rem;
    }

    .form-group input:not([type="checkbox"]) {
        padding: 0.7rem;
    }
}

/* Registration Page Specific Styles */
.registration-intro {
    margin-bottom: 3rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.pricing-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.pricing-card.highlight {
    border: 2px solid var(--primary-color);
}

.pricing-card.highlight:before {
    content: 'Best Value';
    position: absolute;
    top: 1.5rem;
    right: -2rem;
    background: var(--primary-color);
    color: white;
    padding: 0.3rem 3rem;
    transform: rotate(45deg);
    font-size: 0.8rem;
    font-weight: 500;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(var(--primary-color), 0.15);
}

.pricing-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.pricing-header i {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.pricing-header h3 {
    color: #333;
    margin: 0;
    font-size: 1.4rem;
}

.deadline {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    color: var(--primary-color);
    margin-right: 0.8rem;
}

.feature-label {
    display: flex;
    align-items: center;
    color: #555;
}

.price {
    font-weight: 600;
    color: #333;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.benefit-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.benefit-card i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.benefit-card p {
    color: #555;
    margin: 0;
    line-height: 1.5;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

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

.info-list li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    color: #555;
}

.info-list li i {
    color: var(--primary-color);
    margin-right: 1rem;
    min-width: 20px;
}

.bank-details-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(var(--primary-color), 0.1);
    margin-bottom: 2rem;
}

.card-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.card-header i {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.card-header h3 {
    color: #333;
    margin: 0;
}

.bank-info {
    display: grid;
    gap: 1rem;
}

.info-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 1rem;
    padding: 0.8rem 0;
    border-bottom: 1px solid #eee;
}

.info-row:last-child {
    border-bottom: none;
}

.info-row .label {
    color: #666;
    font-weight: 500;
}

.info-row .value {
    color: #333;
}

.payment-notice {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 3rem;
}

.payment-notice i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.payment-notice p {
    margin: 0;
    color: #555;
}

.payment-notice a {
    color: var(--primary-color);
    text-decoration: none;
}

.payment-notice a:hover {
    text-decoration: underline;
}

.registration-types {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.registration-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.registration-buttons .btn {
    min-width: 200px;
}

/* Responsive adjustments for Registration page */
@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .info-row {
        grid-template-columns: 1fr;
    }

    .info-row .label {
        margin-bottom: 0.3rem;
    }

    .registration-buttons {
        flex-direction: column;
    }

    .registration-buttons .btn {
        width: 100%;
    }
}

/* Guest Speakers Section Styles */
.guest-speakers-section {
    padding: 4rem 0;
    background-color: #f9f9f9;
}

.speakers-preview {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.speaker-preview-card {
    width: 320px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.speaker-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.speaker-preview-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1rem;
    border: 5px solid var(--primary-color);
}

.speaker-preview-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.speaker-preview-name {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
}

.speaker-preview-title {
    color: #666;
    font-style: italic;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.speaker-preview-bio {
    color: #333;
    font-size: 0.9rem;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .speakers-preview {
        gap: 1.5rem;
    }

    .speaker-preview-card {
        width: 280px;
    }
}

@media (max-width: 576px) {
    .speaker-preview-card {
        width: 100%;
        max-width: 320px;
    }
}