/* Custom styles for Family Tree App - Modern Design */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.animate-fadeIn {
    animation: fadeIn 0.3s ease-out;
}

.animate-slideIn {
    animation: slideIn 0.4s ease-out;
}

.animate-scaleIn {
    animation: scaleIn 0.3s ease-out;
}

.tree-node {
    transition: all 0.3s ease;
}

.tree-node:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

/* Center the tree container */
#familyTreeContainer {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    overflow: hidden !important;
    position: relative;
    cursor: grab;
    user-select: none;
}

#familyTreeContainer:active {
    cursor: grabbing;
}

/* Horizontal Tree Structure */
.tree-root {
    padding: 80px 20px 20px 20px; /* زيادة الهامش العلوي من 20px إلى 80px */
    display: inline-block;
    transition: transform 0.3s ease;
    min-width: max-content;
    will-change: transform;
}

.tree-node-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    margin-bottom: 87px; /* زيادة 2px إضافية (من 85px إلى 87px) */
}

/* Vertical line from parent to children */
.tree-node-wrapper > .member-card {
    position: relative;
}

.tree-node-wrapper:has(.children-container) > .member-card::after {
    content: '';
    position: absolute;
    left: calc(50% + 2px); /* تحريك لليمين 2px (كان 5px، تحرك 3px لليسار) */
    bottom: -89px; /* إنزال 2px إضافية (من -87px إلى -89px) */
    width: 4px;
    height: 89px; /* زيادة الطول 2px (من 87px إلى 89px) */
    background-color: #3b82f6;
    transform: translateX(-50%);
    z-index: -1; /* خلف شارة عدد الأبناء */
}

.children-container {
    display: flex;
    flex-direction: row;
    gap: 60px; /* إعادة إلى 60px */
    margin-top: 89px; /* زيادة 2px إضافية (من 87px إلى 89px) */
    padding-top: 87px; /* المسافة من الخط الأفقي إلى البطاقات */
    position: relative;
    align-items: flex-start;
}

/* Horizontal line connecting siblings - from first to last child center */
.children-container::before {
    content: '';
    position: absolute;
    /* Calculate positions based on first and last child centers */
    left: 90px; /* نصف عرض البطاقة (180px / 2) */
    right: 90px; /* نصف عرض البطاقة */
    top: 0; /* في نهاية الخط النازل من الأب */
    height: 4px;
    background-color: #3b82f6;
    z-index: 0;
}

/* For single child, hide the horizontal line */
.children-container:has(.tree-node-wrapper:only-child)::before {
    display: none;
}

/* Vertical lines dropping to each sibling - from horizontal line to cards */
.children-container > .tree-node-wrapper::before {
    content: '';
    position: absolute;
    left: 50%;
    top: -87px; /* يبدأ من الخط الأفقي (قبل padding-top) */
    width: 4px;
    height: 87px; /* ينزل بطول 87px ليصل إلى البطاقة */
    background-color: #3b82f6;
    transform: translateX(-50%);
    z-index: 1;
}

/* Member card styling - Modern Design */
.member-card {
    min-width: 180px;
    max-width: 180px;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    border: 2px solid rgba(226, 232, 240, 0.8);
    backdrop-filter: blur(10px);
    animation: scaleIn 0.3s ease-out;
}

/* Ancestor card (generation 0) - expands for long names */
.member-card[data-generation="0"] {
    min-width: 180px;
    max-width: 350px;
    width: max-content;
}

.member-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.25), 0 8px 16px rgba(0, 0, 0, 0.1);
    border-color: #60a5fa;
    background: linear-gradient(135deg, #ffffff 0%, #eff6ff 100%);
}

.member-card.alive {
    border-right: 5px solid #10b981;
    background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
}

/* مؤشر حي - نقطة خضراء نابضة */
.member-card.alive .member-photo::before {
    content: '';
    position: absolute;
    top: -8px;
    right: -8px;
    width: 12px;
    height: 12px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
    border: 2px solid white;
    animation: pulse 2s ease-in-out infinite;
    z-index: 10;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.member-card.deceased {
    border-right: 5px solid #ef4444;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    opacity: 0.95;
}

/* أيقونة متوفى - هلال أحمر */
.member-card.deceased .member-photo::before {
    content: '\f186';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 50%;
    color: #ef4444;
    font-size: 12px;
    border: 2px solid #ef4444;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

/* Photo container - Modern Design */
.member-photo {
    width: 120px;
    height: 120px;
    border-radius: 12px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 4px solid #60a5fa;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2), inset 0 2px 4px rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
    position: relative;
}

.member-card:hover .member-photo {
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.3);
}

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

.member-card:hover .member-photo img {
    transform: scale(1.1);
}

.member-photo i {
    font-size: 55px;
    color: #3b82f6;
    transition: all 0.3s ease;
}

.member-card:hover .member-photo i {
    transform: scale(1.1);
    color: #2563eb;
}

.member-name {
    font-size: 17px;
    font-weight: 700;
    color: #1e293b;
    text-align: center;
    margin-bottom: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.02em;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* Ancestor name - wraps for long names */
.member-card[data-generation="0"] .member-name {
    white-space: normal;
    word-wrap: break-word;
    overflow: visible;
}

.member-info {
    font-size: 11px;
    color: #6b7280;
    text-align: center;
    line-height: 1.4;
}

.member-generation {
    font-size: 11px;
    background: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);
    color: white;
    text-align: center;
    margin-top: 8px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 12px;
    display: inline-block;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
    letter-spacing: 0.5px;
}

.children-count {
    position: absolute;
    bottom: -12px;
    right: 50%;
    transform: translateX(50%);
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    font-size: 11px;
    padding: 4px 12px;
    border-radius: 14px;
    font-weight: 700;
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.3);
    border: 2px solid white;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 2; /* أمام الخط العمودي */
}

.children-count::before {
    content: '\f007';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 10px;
}

/* Context menu - Modern Design */
.context-menu {
    position: fixed;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 8px;
    z-index: 1000;
    min-width: 200px;
    display: none;
    border: 1px solid rgba(226, 232, 240, 0.8);
    animation: scaleIn 0.2s ease-out;
}

.context-menu.show {
    display: block;
}

.context-menu-item {
    padding: 12px 16px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 12px;
    color: #475569;
    font-size: 14px;
    font-weight: 500;
    border-radius: 10px;
    margin-bottom: 2px;
}

.context-menu-item:hover {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    transform: translateX(-2px);
    padding-right: 18px;
}

.context-menu-item:active {
    background: #e2e8f0;
    transform: scale(0.98);
}

.context-menu-item i {
    width: 24px;
    font-size: 16px;
    color: #3b82f6;
    transition: transform 0.2s ease;
}

.context-menu-item:hover i {
    transform: scale(1.1);
}

.context-menu-item.danger {
    color: #ef4444;
}

.context-menu-item.danger:hover {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
}

.context-menu-item.danger i {
    color: #ef4444;
}

/* Mobile context menu improvements */
@media (max-width: 768px) {
    .context-menu {
        min-width: 160px;
        border-radius: 12px;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    }
    
    .context-menu-item {
        padding: 14px 16px;
        font-size: 15px;
        gap: 12px;
    }
    
    .context-menu-item i {
        width: 22px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .context-menu {
        min-width: 150px;
    }
    
    .context-menu-item {
        padding: 12px 14px;
        font-size: 14px;
    }
}

/* Family Modal - Full Screen */
#familyModal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
}

#familyModal > div {
    width: 100vw;
    height: 100vh;
}

#familyModal .flex-shrink-0 {
    min-height: 60px;
}

/* Modal for add son */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    display: none;
}

.modal-overlay.show {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: 12px;
    padding: 24px;
    max-width: 400px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

/* Animation for modals */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

#loginModal > div,
#familyModal > div {
    animation: fadeIn 0.3s ease;
}

/* RTL Support */
[dir="rtl"] {
    text-align: right;
}

/* Custom scrollbar - Modern Design */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
    border-radius: 10px;
    border: 2px solid #f8fafc;
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    border-color: #e2e8f0;
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive adjustments for all devices */

/* Tablet and below (landscape tablets, portrait tablets, large phones) */
@media (max-width: 1024px) {
    .tree-root {
        padding: 60px 15px 15px 15px; /* زيادة الهامش العلوي */
    }
    
    .tree-node-wrapper {
        margin-bottom: 67px; /* زيادة 2px إضافية */
    }
    
    .children-container {
        gap: 40px; /* إعادة إلى 40px - المسافة الأفقية */
        margin-top: 67px; /* زيادة 2px إضافية */
        padding-top: 67px; /* زيادة 2px إضافية */
    }
    
    .tree-node-wrapper:has(.children-container) > .member-card::after {
        height: 67px; /* زيادة 2px إضافية */
        bottom: -67px; /* زيادة 2px إضافية */
        left: calc(50% + 2px); /* تحريك لليسار 3px (من 5px إلى 2px) */
    }
    
    .children-container::before {
        top: 0; /* في نهاية الخط النازل */
        left: 75px; /* نصف عرض البطاقة (150px / 2) */
        right: 75px;
    }
    
    .children-container > .tree-node-wrapper::before {
        top: -67px; /* تعديل لمطابقة padding-top */
        height: 67px; /* زيادة 2px إضافية */
    }
    
    .member-card {
        min-width: 150px;
        max-width: 150px;
        padding: 14px;
    }
    
    .member-card[data-generation="0"] {
        min-width: 150px;
        max-width: 300px;
        width: max-content;
    }
    
    .member-photo {
        width: 100px;
        height: 100px;
        border-radius: 10px;
    }
    
    .member-photo i {
        font-size: 35px;
    }
    
    .member-name {
        font-size: 15px;
    }
    
    .member-info {
        font-size: 10px;
    }
    
    .member-generation {
        font-size: 9px;
    }
}

/* Portrait tablets and large phones */
@media (max-width: 768px) {
    .tree-root {
        padding: 50px 10px 10px 10px; /* زيادة الهامش العلوي */
    }
    
    .tree-node-wrapper {
        margin-bottom: 57px; /* زيادة 2px إضافية */
    }
    
    .children-container {
        gap: 30px; /* إعادة إلى 30px - المسافة الأفقية */
        margin-top: 57px; /* زيادة 2px إضافية */
        padding-top: 57px; /* زيادة 2px إضافية */
    }
    
    .tree-node-wrapper:has(.children-container) > .member-card::after {
        height: 57px; /* زيادة 2px إضافية */
        bottom: -57px; /* زيادة 2px إضافية */
        width: 3px;
        left: calc(50% + 2px); /* تحريك لليسار 3px */
    }
    
    .children-container::before {
        top: 0; /* في نهاية الخط النازل */
        height: 3px;
        left: 60px; /* نصف عرض البطاقة (120px / 2) */
        right: 60px;
    }
    
    .children-container > .tree-node-wrapper::before {
        top: -57px; /* تعديل لمطابقة padding-top */
        height: 57px; /* زيادة 2px إضافية */
        width: 3px;
    }
    
    .member-card {
        min-width: 120px;
        max-width: 120px;
        padding: 12px;
    }
    
    .member-card[data-generation="0"] {
        min-width: 120px;
        max-width: 250px;
        width: max-content;
    }
    
    .member-photo {
        width: 80px;
        height: 80px;
        border-width: 2px;
        border-radius: 8px;
    }
    
    .member-photo i {
        font-size: 28px;
    }
    
    .member-name {
        font-size: 14px;
        margin-bottom: 6px;
    }
    
    .member-info {
        font-size: 9px;
    }
    
    .member-generation {
        font-size: 8px;
        margin-top: -1px; /* رفع بمقدار 5px */
    }
    
    .children-count {
        font-size: 10px;
        padding: 1px 6px;
        bottom: -7px; /* رفع بمقدار 5px */
    }
}

/* Mobile phones */
@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    .tree-root {
        padding: 40px 8px 8px 8px; /* زيادة الهامش العلوي */
    }
    
    .tree-node-wrapper {
        margin-bottom: 47px; /* زيادة 2px إضافية */
    }
    
    .children-container {
        gap: 20px; /* إعادة إلى 20px - المسافة الأفقية */
        margin-top: 47px; /* زيادة 2px إضافية */
        padding-top: 47px; /* زيادة 2px إضافية */
    }
    
    .tree-node-wrapper:has(.children-container) > .member-card::after {
        height: 47px; /* زيادة 2px إضافية */
        bottom: -47px; /* زيادة 2px إضافية */
        width: 2px;
        left: calc(50% + 2px); /* تحريك لليسار 3px */
    }
    
    .children-container::before {
        top: 0; /* في نهاية الخط النازل */
        height: 2px;
        left: 50px; /* نصف عرض البطاقة (100px / 2) */
        right: 50px;
    }
    
    .children-container > .tree-node-wrapper::before {
        top: -47px; /* تعديل لمطابقة padding-top */
        height: 47px; /* زيادة 2px إضافية */
        width: 2px;
    }
    
    .member-card {
        min-width: 100px;
        max-width: 100px;
        padding: 8px;
        border-width: 1px;
    }
    
    .member-card[data-generation="0"] {
        min-width: 100px;
        max-width: 200px;
        width: max-content;
    }
    
    .member-card:hover {
        transform: translateY(-3px);
    }
    
    .member-photo {
        width: 65px;
        height: 65px;
        border-width: 2px;
        margin-bottom: 8px;
        border-radius: 6px;
    }
    
    .member-photo i {
        font-size: 22px;
    }
    
    .member-name {
        font-size: 12px;
        margin-bottom: 4px;
    }
    
    .member-info {
        font-size: 8px;
        line-height: 1.3;
    }
    
    .member-generation {
        font-size: 7px;
        margin-top: -2px; /* رفع بمقدار 5px */
        padding: 1px 3px;
    }
    
    .children-count {
        font-size: 9px;
        padding: 1px 5px;
        bottom: -5px; /* رفع بمقدار 5px */
    }
}

/* Extra small phones */
@media (max-width: 360px) {
    .tree-root {
        padding: 35px 5px 5px 5px; /* زيادة الهامش العلوي */
    }
    
    .tree-node-wrapper {
        margin-bottom: 42px; /* زيادة 2px إضافية */
    }
    
    .children-container {
        gap: 15px; /* إعادة إلى 15px - المسافة الأفقية */
        margin-top: 42px; /* زيادة 2px إضافية */
        padding-top: 42px; /* زيادة 2px إضافية */
    }
    
    .tree-node-wrapper:has(.children-container) > .member-card::after {
        height: 42px; /* زيادة 2px إضافية */
        bottom: -42px; /* زيادة 2px إضافية */
        left: calc(50% + 2px); /* تحريك لليسار 3px */
    }
    
    .children-container::before {
        top: 0; /* في نهاية الخط النازل */
        left: 42.5px; /* نصف عرض البطاقة (85px / 2) */
        right: 42.5px;
    }
    
    .children-container > .tree-node-wrapper::before {
        top: -42px; /* تعديل لمطابقة padding-top */
        height: 42px; /* زيادة 2px إضافية */
    }
    
    .member-card {
        min-width: 85px;
        max-width: 85px;
        padding: 6px;
    }
    
    .member-card[data-generation="0"] {
        min-width: 85px;
        max-width: 170px;
        width: max-content;
    }
    
    .member-photo {
        width: 55px;
        height: 55px;
        margin-bottom: 6px;
        border-radius: 6px;
    }
    
    .member-photo i {
        font-size: 18px;
    }
    
    .member-name {
        font-size: 11px;
    }
    
    .member-info {
        font-size: 7px;
    }
    
    .member-generation {
        font-size: 6px;
    }
}

/* Mobile-friendly buttons and controls */
@media (max-width: 768px) {
    /* Larger touch targets for mobile */
    button {
        min-height: 44px;
        min-width: 44px;
        padding: 10px 16px;
    }
    
    /* Header adjustments */
    header {
        position: sticky;
        top: 0;
        z-index: 100;
    }
    
    /* Modal header adjustments for mobile */
    #familyModal .flex-shrink-0 {
        padding: 12px 16px;
        flex-wrap: wrap;
        gap: 8px;
    }
    
    #familyModalTitle {
        font-size: 18px;
        width: 100%;
        margin-bottom: 8px;
    }
    
    /* Zoom controls - make them more accessible */
    #familyModal button {
        padding: 8px 12px;
        font-size: 14px;
        flex: 1;
        min-width: auto;
    }
    
    #familyModal button i {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    /* Even larger touch targets for small phones */
    button {
        min-height: 48px;
        font-size: 14px;
    }
    
    /* Compact header for small screens */
    header h1 {
        font-size: 18px;
    }
    
    header .text-3xl {
        font-size: 24px;
    }
    
    /* Modal adjustments for small screens */
    #familyModal .flex-shrink-0 {
        padding: 10px 12px;
    }
    
    #familyModalTitle {
        font-size: 16px;
    }
    
    /* Smaller zoom control buttons */
    #familyModal button {
        padding: 6px 10px;
        font-size: 12px;
    }
    
    #familyModal button span {
        display: none !important;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Remove hover effects on touch devices */
    .member-card:hover {
        transform: none;
    }
    
    /* Add active state instead */
    .member-card:active {
        transform: scale(0.98);
        box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
    }
    
    .tree-node:hover {
        transform: none;
    }
    
    .tree-node:active {
        transform: scale(0.98);
    }
}

/* Print styles */
@media print {
    header,
    #authButtons,
    #userMenu,
    button,
    .context-menu {
        display: none;
    }
    
    .member-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* Smooth zoom transition */
.tree-root {
    will-change: transform;
}

/* Generation colors */
.member-card[data-generation="0"] .member-photo {
    border-color: #7c3aed;
    background: #ede9fe;
}

.member-card[data-generation="0"] .member-photo i {
    color: #7c3aed;
}

.member-card[data-generation="1"] .member-photo {
    border-color: #2563eb;
    background: #dbeafe;
}

.member-card[data-generation="1"] .member-photo i {
    color: #2563eb;
}

.member-card[data-generation="2"] .member-photo {
    border-color: #059669;
    background: #d1fae5;
}

.member-card[data-generation="2"] .member-photo i {
    color: #059669;
}

.member-card[data-generation="3"] .member-photo {
    border-color: #d97706;
    background: #fef3c7;
}

.member-card[data-generation="3"] .member-photo i {
    color: #d97706;
}