body {
    margin: 0;
    font-family: 'Open Sans', Arial, sans-serif;
    background: #f8f9fa;
    line-height: 1.6;
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #f8f9fa;
    z-index: 1000;
    padding: 22px 0 15px 0;
    transition: all 0.3s ease;
    min-height: 70px;
    box-sizing: border-box;
}

.navbar-brand {
    position: absolute;
    left: 40px;
    top: 50%;
    transform: translateY(-50%);
}

.navbar-brand a {
    color: #333;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.navbar-brand a:hover {
    color: #DC3512;
}

.navbar-menu {
    display: flex;
    justify-content: flex-end;
    padding-right: 40px;
    gap: 40px;
    align-items: center;
    min-height: 40px;
}

.navbar-menu a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.2s;
    display: flex;
    align-items: center;
}

.navbar-menu a:hover {
    color: #DC3512;
    text-decoration: underline;
    text-decoration-color: #DC3512;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.navbar-menu svg {
    margin-left: 8px;
    width: 1em;
    height: 1em;
}

.navbar-icon {
    display: none;
    position: absolute;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    color: #333;
    cursor: pointer;
    font-weight: 500;
}

/* Hero Section */
.hero-section {
    position: relative;
    width: 100vw;
    min-height: 40vh;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('../assets/images/workshop-title-background.jpg') center/cover no-repeat;
    margin-top: 0;
    padding-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0; 
    left: 0; 
    right: 0; 
    bottom: 0;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 60px 20px 40px 20px;
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 4rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 2rem;
    margin-bottom: 5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.hero-subtitle img {
    height: 100px;
    width: auto;
    filter: brightness(0) invert(1);
}

.hero-details {
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* Content Sections */
.content-section {
    max-width: 1000px;
    margin: 60px auto;
    padding: 0 32px;
}

.content-section h2 {
    color: #333;
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 500;
    padding-bottom: 0.5rem;
}

.content-section p {
    color: #333;
    font-size: 1.08rem;
    line-height: 1.7;
    margin-bottom: 1.2rem;
}

.content-section strong {
    font-weight: 700;
    color: #333;
}

.content-section em {
    font-style: italic;
    font-weight: 500;
    color: #333;
}

/* Workshop Scope Section */
.scope-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.scope-list li {
    margin-bottom: 1.5rem;
    padding-left: 0;
}

.scope-list li strong {
    color: #333;
    font-size: 1.1rem;
    display: block;
    margin-bottom: 0.5rem;
}

.scope-list li p {
    margin: 0;
    padding-left: 20px;
    border-left: 3px solid #b7b7b7;
    color: #444;
}

/* Call for Papers Section */
.cfp-intro {
    font-size: 1.1rem;
    font-weight: 500;
    color: #333;
    margin-bottom: 1.5rem;
}

.paper-tracks {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin: 1.5rem 0;
    border-left: 4px solid #666;
}

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

.paper-tracks ul {
    margin: 0;
    padding-left: 20px;
}

.paper-tracks li {
    margin-bottom: 0.5rem;
    color: #444;
}

.important-dates {
    background: #e9ecef;
    padding: 20px;
    border-radius: 8px;
    margin: 1.5rem 0;
    border-left: 4px solid #333;
}

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

.important-dates ul {
    margin: 0;
    padding-left: 20px;
}

.important-dates li {
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.cfp-footer {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #e0e0e0;
}

.cfp-footer p {
    margin-bottom: 0.5rem;
}

.cfp-link {
    color: #333;
    text-decoration: underline;
    font-weight: 500;
}

.cfp-link:hover {
    color: #000;
}

/* Instructions Sections */
.instructions-section {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 8px;
    margin: 1.5rem 0;
    border-left: 4px solid #666;
}

.instructions-section h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.instructions-section p {
    margin-bottom: 1rem;
    color: #444;
}

.instructions-section ul {
    margin: 0;
    padding-left: 20px;
}

.instructions-section li {
    margin-bottom: 0.8rem;
    color: #444;
    line-height: 1.6;
}

.instructions-section strong {
    color: #333;
    font-weight: 600;
}

/* TLDR Section */
.tldr-section {
    background: #333;
    color: #fff;
    padding: 30px;
    border-radius: 8px;
    margin: 2rem 0;
}

.tldr-section h3 {
    color: #fff;
    margin-top: 0;
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.tldr-section ul {
    margin: 0;
    padding-left: 20px;
}

.tldr-section li {
    margin-bottom: 0.8rem;
    color: #e9ecef;
    line-height: 1.6;
}

.tldr-section strong {
    color: #fff;
    font-weight: 600;
}

.tldr-section a {
    color: #fff;
    text-decoration: underline;
}

.tldr-section a:hover {
    color: #e9ecef;
}

/* Speakers Section */
.speakers-intro {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    font-style: italic;
}

.speaker {
    display: flex;
    gap: 30px;
    margin-bottom: 3rem;
    align-items: flex-start;
}

.speaker-image {
    flex-shrink: 0;
    width: 230px;
    height: 270px;
    border-radius: 8px;
    overflow: hidden;
}

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

.speaker-content {
    flex: 1;
}

.speaker-content a {
    color: #DC3512;
}

.speaker-name {
    color: #DC3512;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-decoration: underline;
    text-decoration-color: #DC3512;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.speaker-affiliation {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.speaker-bio {
    color: #444;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.speaker-presentation {
    color: #444;
    font-size: 1rem;
    line-height: 1.6;
}

/* Organizers Section */
.organizers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 2rem 0;
}

.organizer {
    text-align: center;
    background: #f8f9fa;
    padding: 20px;
    border-radius: 12px;
    transition: transform 0.2s;
}

.organizer:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.organizer-image {
    width: 200px;
    height: 200px;
    margin: 0 auto 15px auto;
    border-radius: 8px;
    overflow: hidden;
}

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

.organizer-name {
    color: #333;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    text-decoration: underline;
    text-decoration-color: #333;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.organizer-affiliation {
    color: #666;
    font-size: 1rem;
    font-weight: 500;
}

/* Financial Support Section */
.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin: 2rem 0;
    align-items: center;
}

.sponsor {
    text-align: center;
    padding: 20px;
}

.sponsor-logo {
    width: 100%;
    max-width: 250px;
    height: 80px;
    margin: 0 auto 15px auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sponsor-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.sponsor-name {
    color: #333;
    font-size: 1.3rem;
    font-weight: 600;
    text-decoration: underline;
    text-decoration-color: #333;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

/* Schedule Section */
.schedule-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.schedule-table th {
    background: #333;
    color: #fff;
    padding: 15px;
    text-align: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.schedule-table td {
    padding: 15px;
    border-bottom: 1px solid #e9ecef;
    vertical-align: top;
}

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

.schedule-table tr:nth-child(even) {
    background: #f8f9fa;
}

.time-cell {
    font-weight: 600;
    color: #333;
    white-space: nowrap;
    width: 120px;
    text-align: center;
}

.event-cell {
    color: #444;
    line-height: 1.6;
}

.event-type {
    font-size: 0.85rem;
    color: #666;
    text-transform: uppercase;
    font-weight: 500;
    margin-bottom: 4px;
}

.event-title {
    font-weight: 600;
    color: #333;
    margin-bottom: 2px;
}

.event-speaker {
    color: #DC3512;
    text-decoration: underline;
    text-decoration-color: #DC3512;
}

.event-speaker:hover {
    color: #ff421d;
    text-decoration-color: #ff421d;
}

/* Venue Section */
.venue-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.venue-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    height: 350px;
}

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

.venue-info {
    padding: 20px 0;
}

.venue-name {
    color: #333;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    text-align: center;
}

.venue-map {
    width: 100%;
    height: 350px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

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

/* Countdown Timer */
.countdown-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 2rem 0;
}

.countdown-item {
    background: #333;
    color: #fff;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    min-width: 200px;
    flex: 1;
}

.countdown-item h4 {
    margin: 0 0 15px 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.countdown-timer {
    display: flex;
    justify-content: center;
    gap: 5px;
    flex-wrap: wrap;
}

.countdown-unit {
    text-align: center;
    min-width: 60px;
}

.countdown-number {
    display: block;
    font-size: 1.2rem;
    font-weight: 500;
    color: #fff;
}

.countdown-label {
    font-size: 0.8rem;
    color: #ccc;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.countdown-expired {
    color: #ff6b6b;
    font-weight: 600;
}

/* Footer */
.site-footer {
    background: #f8f9fa;
    border-top: 1px solid #e9ecef;
    padding: 40px 0 20px 0;
    margin-top: 60px;
}

.footer-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-bottom: 30px;
    align-items: start;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 15px;
    justify-self: start;
}

.footer-logo img {
    height: 50px;
    width: auto;
}

.footer-logo h3 {
    color: #333;
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
}

.footer-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    justify-self: end;
}

.footer-column {
    margin-right: 40px;
}

.footer-column h4 {
    color: #333;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 15px;
}

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

.footer-column li {
    margin-bottom: 8px;
}

.footer-column a {
    color: #666;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-column a:hover {
    color: #DC3512;
    text-decoration: underline;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
}

.footer-info p {
    color: #666;
    margin: 0;
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    color: #666;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-social a:hover {
    color: #DC3512;
}

/* Topics Section */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 2rem 0;
}

.topic-category {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid #666;
}

.topic-category h4 {
    color: #333;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.topic-category ul {
    margin: 0;
    padding-left: 20px;
}

.topic-category li {
    color: #444;
    margin-bottom: 8px;
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        min-height: 60px;
        padding: 15px 0;
    }
    
    .navbar-brand {
        left: 20px;
        top: 50%;
    }
    
    .navbar-brand a {
        font-size: 1rem;
    }
    
    .navbar-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        gap: 20px;
        justify-content: flex-start;
        min-height: auto;
    }
    
    .navbar-menu.active {
        display: flex;
    }
    
    .navbar-icon {
        display: block;
        right: 20px;
    }
    
    .hero-section {
        padding-top: 60px;
    }
    
    .hero-title { 
        font-size: 2rem; 
    }
    
    .hero-subtitle {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-subtitle img {
        height: 45px;
    }
    
    .hero-details {
        font-size: 1rem;
    }
    
    .content-section { 
        margin: 40px 16px;
        padding: 0 16px; 
    }
    
    .speaker {
        flex-direction: column;
        gap: 20px;
    }
    
    .speaker-image {
        width: 150px;
        height: 150px;
        align-self: center;
    }
    
    .organizers-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .organizer-image {
        width: 150px;
        height: 150px;
    }
    
    .sponsors-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .venue-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .venue-image,
    .venue-map {
        height: 250px;
    }
    
    .schedule-table {
        font-size: 0.9rem;
    }
    
    .time-cell {
        width: 100px;
        font-size: 0.85rem;
    }
    
    .countdown-container {
        flex-direction: column;
    }
    
    .countdown-timer {
        gap: 10px;
    }
    
    .countdown-unit {
        min-width: 50px;
    }
    
    .countdown-number {
        font-size: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-columns {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .topics-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .navbar-brand a {
        font-size: 0.9rem;
    }
    
    .hero-subtitle img {
        height: 35px;
    }
    
    .content-section h2 {
        font-size: 1.8rem;
    }
    
    .scope-list li p {
        padding-left: 15px;
    }
    
    .speaker-image {
        width: 120px;
        height: 120px;
    }
    
    .organizers-grid {
        grid-template-columns: 1fr;
    }
    
    .organizer-image {
        width: 120px;
        height: 120px;
    }
    
    .schedule-table {
        font-size: 0.8rem;
    }
    
    .schedule-table th,
    .schedule-table td {
        padding: 10px 8px;
    }
    
    .time-cell {
        width: 80px;
        font-size: 0.75rem;
    }
    
    .venue-image,
    .venue-map {
        height: 200px;
    }
}

.subpage-section-title {
    margin-top: 4rem;
}