/* ============================================
   Keynotes Page Styles
   Import common styles first
   ============================================ */
@import url('style.css');

/* ============================================
   Keynotes Page Specific Styles
   ============================================ */
.keynotes-section {
    background: #fff;
    padding: 80px 0;
}

.section-intro {
    text-align: center;
    color: #666;
    font-size: 16px;
    line-height: 1.8;
    max-width: 800px;
    margin: 20px auto 50px;
}

.keynotes-list {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.keynote-item {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: all 0.3s;
}

.keynote-item:hover {
    box-shadow: 0 8px 30px rgba(32, 65, 152, 0.15);
    transform: translateY(-5px);
}

.keynote-header {
    background: linear-gradient(135deg, #204198 0%, #18306a 100%);
    color: #fff;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.keynote-number {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1px;
}

.keynote-date {
    font-size: 16px;
    font-weight: 500;
    opacity: 0.95;
}

.keynote-content {
    padding: 40px;
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.speaker-photo {
    flex-shrink: 0;
    width: 200px;
    height: 200px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 4px solid #f0f0f0;
    background: #f8f9fa;
}

.photo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.keynote-item:hover .photo-img {
    transform: scale(1.05);
}

.speaker-info {
    flex: 1;
}

.speaker-name {
    font-size: 28px;
    color: #204198;
    font-weight: 700;
    margin: 0 0 10px 0;
    line-height: 1.3;
}

.speaker-title {
    font-size: 18px;
    color: #555;
    font-weight: 600;
    margin: 0 0 8px 0;
    font-style: italic;
}

.speaker-affiliation {
    font-size: 16px;
    color: #666;
    margin: 0 0 25px 0;
    padding-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}

.speaker-bio {
    margin-bottom: 30px;
}

.speaker-bio p {
    font-size: 15px;
    color: #555;
    line-height: 1.8;
    margin: 0;
}

.talk-info {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid #204198;
}

.talk-title {
    font-size: 20px;
    color: #204198;
    font-weight: 700;
    margin: 0 0 15px 0;
}

.talk-abstract {
    font-size: 15px;
    color: #555;
    line-height: 1.8;
    margin: 0;
}

/* Responsive Design for Keynotes Page */
@media (max-width: 1024px) {
    .keynote-content {
        padding: 30px;
        gap: 30px;
    }
    
    .speaker-photo {
        width: 180px;
        height: 180px;
    }
    
    .speaker-name {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .keynotes-section {
        padding: 50px 0;
    }
    
    .section-intro {
        font-size: 15px;
        margin: 15px auto 40px;
        padding: 0 20px;
    }
    
    .keynotes-list {
        gap: 40px;
    }
    
    .keynote-header {
        padding: 18px 20px;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .keynote-number {
        font-size: 20px;
    }
    
    .keynote-date {
        font-size: 14px;
    }
    
    .keynote-content {
        padding: 25px 20px;
        flex-direction: column;
        gap: 25px;
    }
    
    .speaker-photo {
        width: 160px;
        height: 160px;
        margin: 0 auto;
    }
    
    .speaker-info {
        text-align: center;
    }
    
    .speaker-name {
        font-size: 22px;
    }
    
    .speaker-title {
        font-size: 16px;
    }
    
    .speaker-affiliation {
        font-size: 15px;
    }
    
    .talk-info {
        padding: 20px;
    }
    
    .talk-title {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .keynote-header {
        padding: 15px;
    }
    
    .keynote-number {
        font-size: 18px;
    }
    
    .keynote-date {
        font-size: 13px;
    }
    
    .keynote-content {
        padding: 20px 15px;
    }
    
    .speaker-photo {
        width: 140px;
        height: 140px;
    }
    
    .speaker-name {
        font-size: 20px;
    }
    
    .speaker-title {
        font-size: 15px;
    }
    
    .speaker-affiliation {
        font-size: 14px;
    }
    
    .speaker-bio p {
        font-size: 14px;
    }
    
    .talk-info {
        padding: 18px;
    }
    
    .talk-title {
        font-size: 17px;
    }
    
    .talk-abstract {
        font-size: 14px;
    }
}