/* Responsive Family Tree Styles - Auto-scaling based on content */

/* Tree Container with no horizontal scroll on desktop */
.tree-container {
    background: white;
    border-radius: var(--border-radius-xl);
    padding: 40px 20px;
    box-shadow: var(--shadow-lg);
    min-height: 500px;
    position: relative;
    overflow-x: hidden; /* No horizontal scroll on desktop */
    overflow-y: auto;
}

/* Desktop-specific: Prevent horizontal scrolling */
@media (min-width: 769px) {
    .tree-container {
        max-width: 100%;
        overflow-x: hidden !important;
    }
}

/* Tree Wrapper - Responsive scaling */
.tree-wrapper {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    width: 100%;
    padding: 40px 20px;
    transform-origin: center top;
    transition: transform 0.3s ease;
}

/* Auto-scale tree based on viewport */
.tree {
    display: inline-block;
    position: relative;
    transform-origin: center top;
    width: max-content;
    margin: 0 auto;
}

/* Dynamic scaling classes */
.tree-scale-auto {
    --tree-scale: 1;
}

.tree-scale-90 {
    --tree-scale: 0.9;
}

.tree-scale-80 {
    --tree-scale: 0.8;
}

.tree-scale-70 {
    --tree-scale: 0.7;
}

.tree-scale-60 {
    --tree-scale: 0.6;
}

.tree-scale-50 {
    --tree-scale: 0.5;
}

/* Apply scaling */
.tree-wrapper.tree-scale-auto .tree,
.tree-wrapper.tree-scale-90 .tree,
.tree-wrapper.tree-scale-80 .tree,
.tree-wrapper.tree-scale-70 .tree,
.tree-wrapper.tree-scale-60 .tree,
.tree-wrapper.tree-scale-50 .tree {
    transform: scale(var(--tree-scale));
}

/* Responsive member cards */
.tree-node .member-card {
    --card-width: 160px;
    --card-padding: 16px;
    --photo-size: 80px;
    --name-size: 14px;
    --year-size: 12px;
    
    width: var(--card-width);
    padding: var(--card-padding);
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: visible;
    text-align: center;
}

/* Responsive gaps between elements */
.tree-members {
    --member-gap: 20px;
    display: flex;
    gap: var(--member-gap);
    align-items: center;
    position: relative;
    z-index: 2;
}

.tree-children {
    --child-gap: 40px;
    --child-margin-top: 80px;
    display: flex;
    gap: var(--child-gap);
    justify-content: center;
    position: relative;
    margin-top: var(--child-margin-top);
}

.tree-roots {
    --root-gap: 80px;
    display: flex;
    gap: var(--root-gap);
    align-items: flex-start;
    justify-content: center;
    flex-wrap: nowrap; /* Prevent wrapping on desktop */
}

/* Size adjustments for different family sizes */
@media (min-width: 769px) {
    /* Small family (< 10 members) */
    .tree-small .member-card {
        --card-width: 180px;
        --card-padding: 20px;
        --photo-size: 90px;
        --name-size: 16px;
        --year-size: 14px;
    }
    
    .tree-small .tree-members {
        --member-gap: 30px;
    }
    
    .tree-small .tree-children {
        --child-gap: 60px;
        --child-margin-top: 100px;
    }
    
    .tree-small .tree-roots {
        --root-gap: 100px;
    }
    
    /* Medium family (10-30 members) */
    .tree-medium .member-card {
        --card-width: 140px;
        --card-padding: 14px;
        --photo-size: 70px;
        --name-size: 13px;
        --year-size: 11px;
    }
    
    .tree-medium .tree-members {
        --member-gap: 15px;
    }
    
    .tree-medium .tree-children {
        --child-gap: 30px;
        --child-margin-top: 70px;
    }
    
    .tree-medium .tree-roots {
        --root-gap: 60px;
    }
    
    /* Large family (30-60 members) */
    .tree-large .member-card {
        --card-width: 120px;
        --card-padding: 12px;
        --photo-size: 60px;
        --name-size: 12px;
        --year-size: 10px;
    }
    
    .tree-large .tree-members {
        --member-gap: 12px;
    }
    
    .tree-large .tree-children {
        --child-gap: 20px;
        --child-margin-top: 60px;
    }
    
    .tree-large .tree-roots {
        --root-gap: 40px;
    }
    
    /* Extra large family (60+ members) */
    .tree-xlarge .member-card {
        --card-width: 100px;
        --card-padding: 10px;
        --photo-size: 50px;
        --name-size: 11px;
        --year-size: 9px;
    }
    
    .tree-xlarge .tree-members {
        --member-gap: 10px;
    }
    
    .tree-xlarge .tree-children {
        --child-gap: 15px;
        --child-margin-top: 50px;
    }
    
    .tree-xlarge .tree-roots {
        --root-gap: 30px;
    }
}

/* Apply responsive sizes to elements */
.tree-node .member-photo {
    width: var(--photo-size);
    height: var(--photo-size);
    margin: 0 auto 12px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-size: cover;
    background-position: center;
}

.tree-node .member-name {
    font-size: var(--name-size);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 4px;
    line-height: 1.3;
}

.tree-node .member-year {
    font-size: var(--year-size);
    color: var(--gray-600);
    font-weight: 500;
}

/* Responsive connection lines */
.tree-children::before {
    top: calc(var(--child-margin-top) * -1);
    height: calc(var(--child-margin-top) / 2);
}

.tree-children::after {
    top: calc(var(--child-margin-top) / -2);
}

.tree-child::before {
    top: calc(var(--child-margin-top) / -2);
    height: calc(var(--child-margin-top) / 2);
}

/* Zoom controls for manual adjustment */
/* Zoom controls removed */

/* Zoom button styles removed */

/* Mobile-specific styles - allow horizontal scroll */
@media (max-width: 768px) {
    .tree-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 20px 10px;
    }
    
    .tree-wrapper {
        padding: 20px 10px;
        min-width: max-content;
    }
    
    /* Fixed mobile sizes */
    .tree-node .member-card {
        width: 120px;
        padding: 12px;
    }
    
    .tree-node .member-photo {
        width: 60px;
        height: 60px;
    }
    
    .tree-node .member-name {
        font-size: 12px;
    }
    
    .tree-node .member-year {
        font-size: 11px;
    }
    
    .tree-members {
        gap: 15px;
    }
    
    .tree-children {
        gap: 20px;
        margin-top: 60px;
    }
    
    .tree-roots {
        gap: 40px;
    }
    
    /* Hide zoom controls on mobile */
    /* Zoom controls removed */
}

/* Smooth transitions for scaling */
.tree,
.tree-wrapper,
.member-card,
.member-photo,
.member-name,
.member-year {
    transition: all 0.3s ease;
}

/* Performance optimization for large trees */
@media (min-width: 769px) {
    .tree-xlarge .member-card::after {
        display: none; /* Remove hover edit icon for performance */
    }
    
    .tree-xlarge .member-card:hover {
        transform: translateY(-2px); /* Simpler hover effect */
    }
}

/* Print optimization */
@media print {
    .tree-container {
        overflow: visible !important;
        page-break-inside: avoid;
    }
    
    .tree-wrapper {
        transform: scale(0.8) !important;
    }
    
    /* Zoom controls removed */
}