/* Roundtable Page Specific Styles */

/* Page Hero */
.roundtable-hero {
    padding: var(--spacing-24) 0; /* Increased padding for better visual */
    background-image: url('../images/roundtable_header.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    text-align: center;
    color: var(--color-white); /* Change text color to white */
    overflow: hidden; /* Ensure pseudo-element doesn't overflow */
}

.roundtable-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4); /* Semi-transparent black overlay */
    z-index: 1;
}

.roundtable-hero .container {
    position: relative;
    z-index: 2; /* Ensure text is above overlay */
}

.roundtable-title-main {
    font-size: var(--font-size-6xl);
    font-weight: 700;
    color: var(--color-white); /* Ensure title is white */
    margin-bottom: var(--spacing-2);
}

.roundtable-title-sub {
    font-size: var(--font-size-lg);
    color: var(--color-white); /* Ensure subtitle is white */
    font-weight: 500;
}

/* Participants Section */
.participants-section {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

.participants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(568px, 1fr));
    gap: var(--spacing-8);
    margin-top: var(--spacing-16);
}

.participant-card {
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--color-gray-200);
    display: flex; /* Make participant-card a flex container */
    flex-direction: column; /* Stack children vertically */
}

.participant-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.participant-header-content {
    display: flex; /* Make header content a flex container */
    align-items: center; /* Align items vertically in the center */
    gap: var(--spacing-4);
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--color-gray-200);
}

.participant-photo {
    width: 150px; /* Adjust size as needed */
    height: 150px; /* Adjust size as needed */
    border-radius: 50%; /* Make it round */
    overflow: hidden;
    flex-shrink: 0; /* Prevent shrinking */
}

.participant-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

.participant-info-header {
    flex-grow: 1;
}

.participant-name {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-1);
}

.participant-role {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    font-weight: 600;
    background: rgba(197, 48, 48, 0.1);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--border-radius-md);
    display: inline-block;
}

.participant-description-wrapper {
    padding: var(--spacing-6);
}

.participant-description {
    color: var(--color-gray-700);
    line-height: 1.6;
    font-size: var(--font-size-sm);
    margin: 0;
}

/* Discussion Section */
.discussion-section {
    padding: var(--spacing-24) 0;
    background: var(--color-gray-50);
}

.section-description {
    text-align: center;
    color: var(--color-gray-600);
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-4);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.discussion-content {
    max-width: 900px;
    margin: var(--spacing-16) auto 0;
}

.discussion-item {
    margin-bottom: var(--spacing-20);
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.discussion-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.question {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: var(--color-white);
    padding: var(--spacing-6);
    border-radius: var(--border-radius-xl);
    margin-bottom: var(--spacing-6);
    box-shadow: var(--shadow-md);
}

.question-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: 0;
}

.answers {
    space-y: var(--spacing-6);
}

.answer {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-8);
    gap: var(--spacing-6);
}

/* 奇数番目（左に写真、右に吹き出し） */
.answer:nth-child(odd) {
    flex-direction: row;
}

/* 偶数番目（右に写真、左に吹き出し） */
.answer:nth-child(even) {
    flex-direction: row-reverse;
}

.answer-speaker {
    width: 15%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-2);
    flex-shrink: 0;
}

.speaker-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--color-primary);
    box-shadow: var(--shadow-md);
}

.speaker-name {
    font-weight: 600;
    color: var(--color-gray-800);
    font-size: var(--font-size-sm);
}

.answer-content {
    width: 85%;
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    position: relative;
    border: 1px solid var(--color-gray-200);
}

/* 吹き出しの三角形（奇数番目） */
.answer:nth-child(odd) .answer-content::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 20px;
    width: 0;
    height: 0;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    border-right: 12px solid var(--color-white);
    filter: drop-shadow(-1px 0 1px rgba(0, 0, 0, 0.1));
}

/* 吹き出しの三角形（偶数番目） */
.answer:nth-child(even) .answer-content::before {
    content: '';
    position: absolute;
    right: -12px;
    top: 20px;
    width: 0;
    height: 0;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    border-left: 12px solid #f8f9ff;
    filter: drop-shadow(1px 0 1px rgba(0, 0, 0, 0.1));
}

/* 偶数番目の背景色を変更 */
.answer:nth-child(even) .answer-content {
    background: #f8f9ff;
}

.answer-content p {
    color: var(--color-gray-700);
    line-height: 1.7;
    margin: 0;
}

/* Answer content links styling */
.answer-content a {
    color: #c53030;
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
    position: relative;
}

.answer-content a:hover {
    color: #f0a7a7;
}

.answer-content a[target="_blank"]::after {
    content: "open_in_new";
    font-family: "Material Symbols Outlined";
    font-size: 1.4em;
    margin-left: 4px;
    vertical-align: middle;
}

/* Photo Gallery */
.photo-gallery {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-6);
    margin-top: var(--spacing-16);
}

.gallery-item {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

/* Message Section */
.message-section {
    padding: 150px 0;
    background: url(../images/roundtable_img04.jpg) no-repeat;
    background-size: cover;
    text-align: center;
    background-position: center;
    position: relative;
    min-height: calc(100vh - 90px);
}
.message-section::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.message-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-12);
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    z-index: 2;
}

.message-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-6);
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.message-text {
    font-size: var(--font-size-lg);
    color: var(--color-gray-700);
    line-height: 1.8;
    margin-bottom: var(--spacing-8);
}

.message-signature {
    text-align: right;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-800);
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-title-main {
        font-size: var(--font-size-3xl);
    }
    
    .participants-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }
    
    .discussion-content {
        margin-top: var(--spacing-12);
    }
    
    .question {
        padding: var(--spacing-4);
    }
    
    .question-title {
        font-size: var(--font-size-lg);
    }
    
    .answer {
        flex-direction: column !important;
        gap: var(--spacing-4);
        align-items: center;
    }
    
    .answer-speaker {
        width: auto;
        flex-direction: row;
        gap: var(--spacing-3);
    }
    
    .answer-content {
        width: 100%;
        padding: var(--spacing-4);
    }
    
    .answer-content::before {
        display: none;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-4);
    }
    
    .message-content {
        padding: var(--spacing-8);
        margin: 0 var(--spacing-4);
    }
    
    .message-title {
        font-size: var(--font-size-2xl);
    }
    
    .message-text {
        font-size: var(--font-size-base);
    }
}

@media (max-width: 480px) {
    .page-title-main {
        font-size: var(--font-size-2xl);
    }
    
    .participant-card {
        margin: 0 var(--spacing-2);
    }
    
    .question {
        padding: var(--spacing-3);
    }
    
    .answer {
        flex-direction: column !important;
        gap: var(--spacing-3);
        align-items: center;
    }
    
    .answer-speaker {
        width: 50%;
        flex-direction: column;
        gap: var(--spacing-2);
        padding: var(--spacing-3);
    }
    
    .speaker-img {
        width: 100%;
        height: auto;
    }
    
    .answer-content {
        width: 100%;
    }
    
    .answer-content::before {
        display: none;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
    }
    
    .message-content {
        padding: var(--spacing-6);
    }
    
    .message-title {
        font-size: var(--font-size-xl);
    }
}

/* Animation for discussion items */
@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.discussion-item:nth-child(odd) {
    animation: slideInFromLeft 0.8s ease-out forwards;
}

.discussion-item:nth-child(even) {
    animation: slideInFromRight 0.8s ease-out forwards;
}