body {
    font-family: Arial, sans-serif;
background-image: url("img/humanoid_handover_man_full.jpg");
background-size: cover;
background-position: center;
opacity: 0.95;
}
.navbar {
    margin-bottom: 20px;
}
.container {
    margin-top: 20px;
}
.footer {
    margin-top: 20px;
    padding: 20px 0;
    background-color: #f8f9fa;
    text-align: center;
}
.schedule {
    display: none;
}

/* Styles for all  jumbotron */
.jumbotron {
    background-color: #ddffff; /* Lighter blue background for Program */
}

/* Styles for the "Home" jumbotron */
.home-jumbotron {
    background-color: #ddffff; /* Light blue background for Home */
}


.organizer-img {
width: 150px; /* Set a fixed width */
height: 150px; /* Set a fixed height */
object-fit: contain; /* Ensures the image is properly cropped */
border-radius: 50%; /* Optional: Make the images circular */
display: block;
margin: 0 auto 10px; /* Center the image */
}

.ack-img {
width: 150px; /* Set a fixed width */
height: 150px; /* Set a fixed height */
object-fit: contain; /* Ensures the image is properly cropped */
display: block;
margin: 0 auto 10px; /* Center the image */
}

.organizer-card {
text-align: center; /* Center text and image */
margin-bottom: 30px;
}

	

/* Workshop program schedule */
.schedule .program-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 24px 0;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    font-size: 15px;
    line-height: 1.6;
}

/* Table header */
.schedule .program-table thead th {
    background: #17365d;
    color: #ffffff;
    padding: 16px 20px;
    text-align: left;
    font-weight: 600;
    letter-spacing: 0.3px;
}

/* Table cells */
.schedule .program-table td {
    padding: 16px 20px;
    border-bottom: 1px solid #e8edf3;
    vertical-align: top;
}

/* Time column */
.schedule .program-table .time {
    width: 155px;
    white-space: nowrap;
    color: #17365d;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    background: #f5f8fc;
}

/* Alternating rows */
.schedule .program-table tbody tr:nth-child(even) td:not(.time) {
    background: #f8fafc;
}

/* Hover effect */
.schedule .program-table tbody tr:hover td {
    background: #edf4fc;
}

/* Remove the last border */
.schedule .program-table tbody tr:last-child td {
    border-bottom: none;
}

/* Session titles */
.schedule .program-table .talk-title {
    margin: 5px 0 0;
    color: #526174;
}

.schedule .program-table .role {
    color: #64748b;
    margin-left: 4px;
}

/* Session labels */
.schedule .session-type {
    display: inline-block;
    padding: 3px 9px;
    margin: 0 8px 5px 0;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.schedule .keynote {
    color: #1d4ed8;
    background: #dbeafe;
}

.schedule .panel {
    color: #7e22ce;
    background: #f3e8ff;
}

.schedule .break {
    color: #166534;
    background: #dcfce7;
}

.schedule .spotlight {
    color: #9a3412;
    background: #ffedd5;
}

/* Mobile layout */
@media (max-width: 600px) {
    .schedule .program-table {
        font-size: 14px;
    }

    .schedule .program-table thead th,
    .schedule .program-table td {
        padding: 12px 10px;
    }

    .schedule .program-table .time {
        width: 105px;
        white-space: normal;
        font-size: 13px;
    }
}

/* Speakers grid */
.speaker-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    margin-top: 30px;
}

/* Individual speaker card */
.schedule .speaker-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    box-shadow: 0 3px 12px rgba(15, 23, 42, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.schedule .speaker-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.10);
}

/* Temporary image placeholder */
.speaker-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    background: #f1f5f9;
    color: #64748b;
    font-size: 14px;
    letter-spacing: 0.3px;
    border-bottom: 1px solid #e2e8f0;
}
.speaker-photo {
    display: block;
    width: 100%;
    height: 220px;
    object-fit: contain;
    object-position: center;
    background: #f1f5f9;
    border-radius: 8px 8px 0 0;
}

/* Speaker details */
.speaker-content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    align-items: flex-start;
    padding: 22px;
}

.schedule .speaker-card h3 {
    margin: 0 0 10px;
    color: #17365d;
    font-size: 21px;
    font-weight: 700;
    line-height: 1.35;
}

.speaker-affiliation {
    margin: 0 0 18px;
    color: #526174;
    font-size: 14px;
    line-height: 1.7;
}

/* Category and attendance labels */
.speaker-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.speaker-tag {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.5;
}

/* Academic / industry categories */
.speaker-tag.academia {
    background: #dbeafe;
    color: #1d4ed8;
}

.speaker-tag.industry {
    background: #f3e8ff;
    color: #7e22ce;
}

/* Attendance status */
.speaker-tag.presence {
    background: #dcfce7;
    color: #166534;
}

.speaker-tag.remote {
    background: #ffedd5;
    color: #9a3412;
}

.speaker-tag.tentative {
    background: #fef3c7;
    color: #92400e;
}

.speaker-tag.time {
    background: #f1f5f9;
    color: #475569;
    font-size: 12px;
    font-weight: 600;
}

/* Attendance footnote */
.speaker-footnote {
    margin-top: 24px;
    color: #64748b;
    font-size: 13px;
}

/* Tablet and mobile layouts */
@media (max-width: 767px) {
    .speaker-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .speaker-image-placeholder {
        min-height: 150px;
    }

    .speaker-content {
        padding: 18px;
    }
}


.speaker-tag:not(.academia):not(.industry):not(.presence):not(.remote):not(.tentative) {
    background: #f1f5f9;
    color: #475569;
}

/* Talk title: main visual focus */
.speaker-talk-title {
    margin: 18px 0 10px;
    color: #17365d;
    font-size: 19px;
    font-weight: 700;
    line-height: 1.4;
}


/* Abstract and bio: secondary information */
.speaker-abstract,
.speaker-bio {
    margin-top: 14px;
    color: #64748b;
    font-size: 13px;
    line-height: 1.7;
}

.speaker-abstract h4,
.speaker-bio h4 {
    margin: 0 0 5px;
    color: #64748b;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.speaker-abstract p,
.speaker-bio p {
    margin: 0;
}

/* Slightly tighter spacing on small screens */
@media (max-width: 480px) {
    .speaker-talk-title {
        font-size: 17px;
    }

    .speaker-abstract,
    .speaker-bio {
        font-size: 12.5px;
    }
}

/* Workshop date, location and time zone */
.event-details {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 24px 0;
}

.event-detail {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 14px;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    min-width: 0;
}

.event-icon {
    font-size: 24px;
    line-height: 1.3;
}

.event-detail strong {
    display: block;
    margin-bottom: 5px;
    color: #17365d;
    font-size: 14px;
    margin: 0;
}

.event-detail p {
    margin: 0;
    color: #526174;
    font-size: 14px;
    line-height: 1.5;
}

@media (max-width: 767px) {
    .event-details {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .event-detail {
        padding: 14px;
    }
}

/* Section headings */
.section-heading {
    margin-top: 28px;
    margin-bottom: 16px;
    color: #17365d;
    font-size: 1.25rem;
}

/* Important dates */
.important-dates {
    list-style: none;
    padding: 0;
    margin: 0 0 12px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
}

.important-dates li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    border-bottom: 1px solid #e2e8f0;
    background: #ffffff;
}

.important-dates li:last-child {
    border-bottom: none;
}

.important-dates li:nth-child(even) {
    background: #f8fafc;
}

.important-dates li strong {
    color: #334155;
}

.important-dates li span {
    color: #475569;
    text-align: right;
    white-space: nowrap;
}

/* Deadline note */
.deadline-note {
    margin-top: 12px;
    color: #64748b;
    font-size: 0.9rem;
}

/* Submission contact highlight */
.submission-contact {
    margin: 20px 0;
    padding: 16px 18px;
    background: #f1f5f9;
    border-left: 4px solid #2563eb;
    border-radius: 6px;
    line-height: 1.8;
    overflow-wrap: anywhere;
}

.submission-contact a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
}

.submission-contact a:hover {
    text-decoration: underline;
}

/* Mobile layout */
@media (max-width: 600px) {
    .important-dates li {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
    }

    .important-dates li span {
        text-align: left;
        white-space: normal;
    }
}

.template-links {
    margin: 0 0 20px;
    padding-left: 24px;
}

.template-links li {
    margin-bottom: 8px;
}

.template-links a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
}

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

.presentation-note {
    padding: 16px 18px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    line-height: 1.7;
}