:root{--bg-color: #f7f6f0;--bg-gradient: radial-gradient(circle at 50% 50%, #faf9f6 0%, #eceae0 100%);--panel-bg: rgba(255, 255, 255, .75);--panel-border: rgba(0, 0, 0, .08);--panel-glow: rgba(79, 70, 229, .05);--card-bg: rgba(255, 255, 255, .85);--text-primary: #1e293b;--text-secondary: #475569;--text-muted: #7f8fa4;--accent-color: #4f46e5;--accent-hover: #3730a3;--male-color: #0284c7;--male-bg: rgba(2, 132, 199, .06);--male-border: rgba(2, 132, 199, .25);--male-bg-hover: rgba(240, 246, 255, .95);--female-color: #db2777;--female-bg: rgba(219, 39, 119, .06);--female-border: rgba(219, 39, 119, .25);--female-bg-hover: rgba(253, 242, 248, .95);--other-color: #4b5563;--other-bg: rgba(75, 85, 99, .06);--other-border: rgba(75, 85, 99, .25);--other-bg-hover: rgba(243, 244, 246, .95);--focus-color: #d97706;--focus-bg: rgba(217, 119, 6, .08);--focus-border: rgba(217, 119, 6, .4);--focus-bg-hover: rgba(254, 243, 199, .95);--font-family: "Outfit", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang TC", "Microsoft JhengHei", sans-serif;--sidebar-width: 380px;--header-height: 70px;--shadow-sm: 0 4px 12px rgba(30, 41, 59, .03);--shadow-md: 0 12px 36px rgba(30, 41, 59, .06);--shadow-lg: 0 20px 56px rgba(30, 41, 59, .09);--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1);--transition-fast: all .15s ease;--border-subtle: rgba(0, 0, 0, .05);--bg-subtle: rgba(0, 0, 0, .03);--bg-subtle-hover: rgba(0, 0, 0, .06)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);background-image:var(--bg-gradient);color:var(--text-primary);height:100vh;height:100dvh;width:100vw;overflow:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;touch-action:manipulation}#app{display:grid;grid-template-rows:var(--header-height) 1fr;grid-template-columns:1fr auto;height:100vh;height:100dvh;width:100vw;position:relative}.app-header{grid-row:1;grid-column:1 / span 2;display:flex;justify-content:space-between;align-items:center;padding:0 24px;background:var(--panel-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--panel-border);z-index:1000}.brand{display:flex;align-items:center;gap:10px}.family-badge{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;font-weight:700;font-size:16px;color:#fff;box-shadow:0 4px 12px #0000001f;-webkit-user-select:none;user-select:none;flex-shrink:0;background:linear-gradient(135deg,var(--accent-color) 0%,#818cf8 100%);transition:all .2s ease}.family-badge.chen{background:linear-gradient(135deg,#f43f5e,#fda4af)!important;color:#fff!important}.family-badge.jean{background:linear-gradient(135deg,#0ea5e9,#6366f1)!important;color:#fff!important}.brand-selector-wrapper{position:relative;display:flex;align-items:center}.brand-tree-display{font-family:inherit;font-size:1.15rem;font-weight:700;color:var(--text-primary);letter-spacing:-.02em;padding-right:20px;pointer-events:none;max-width:220px;text-overflow:ellipsis;white-space:nowrap;overflow:hidden;transition:color .2s ease}.brand-selector-wrapper:hover .brand-tree-display{color:var(--accent-color)}.brand-tree-select{position:absolute!important;top:0!important;left:0!important;width:100%!important;height:100%!important;opacity:0!important;cursor:pointer!important;z-index:2!important;border:none!important;outline:none!important}.brand-select-chevron{position:absolute;right:2px;pointer-events:none;color:var(--text-muted);width:14px;height:14px;z-index:1;transition:color .2s ease}.brand-selector-wrapper:hover .brand-select-chevron{color:var(--accent-color)}.header-controls{display:flex;align-items:center;gap:16px}.toggle-group{display:flex;background:var(--bg-subtle);border:1px solid var(--panel-border);padding:3px;border-radius:30px;align-items:center}.toggle-label{display:flex;align-items:center;font-size:.75rem;font-weight:700;color:var(--text-muted);padding:0 8px 0 12px;text-transform:uppercase;letter-spacing:.05em;pointer-events:none}.depth-number-display{font-size:.85rem;font-weight:700;color:var(--text-primary);width:24px;text-align:center;-webkit-user-select:none;user-select:none;pointer-events:none}.toggle-btn{background:transparent;border:none;color:var(--text-secondary);font-family:var(--font-family);font-size:.8rem;font-weight:600;padding:8px 16px;min-height:44px;flex-shrink:0;border-radius:22px;cursor:pointer;display:flex;align-items:center;gap:6px;transition:var(--transition-smooth)}.toggle-btn i{width:14px;height:14px}.toggle-btn:hover{color:var(--text-primary)}.toggle-btn.active{background:var(--accent-color);color:#fff;box-shadow:0 4px 12px #6366f159}.rotate-90{transform:rotate(90deg)}.search-container{position:relative;width:280px;z-index:100}.search-input-wrapper{position:relative;display:flex;align-items:center}.search-icon{position:absolute;left:14px;color:var(--text-secondary);width:16px;height:16px;pointer-events:none}#search-input{width:100%;padding:12px 14px 12px 40px;border-radius:12px;border:1px solid var(--panel-border);background:var(--panel-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:var(--text-primary);font-family:var(--font-family);font-size:.9rem;transition:var(--transition-smooth);box-shadow:var(--shadow-sm)}#search-input:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 15px var(--panel-glow)}.clear-btn{position:absolute;right:14px;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:2px;display:flex;align-items:center;justify-content:center}.clear-btn:hover{color:var(--text-primary)}.search-results-dropdown{position:absolute;top:calc(100% + 8px);left:0;width:100%;background:var(--panel-bg);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--panel-border);border-radius:12px;max-height:280px;overflow-y:auto;box-shadow:var(--shadow-md);z-index:100}.search-item{padding:12px 16px;cursor:pointer;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border-subtle);transition:var(--transition-fast)}.search-item:last-child{border-bottom:none}.search-item:hover{background:var(--bg-subtle-hover)}.search-item-avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem}.search-item-info{display:flex;flex-direction:column}.search-item-name{font-weight:600;font-size:.85rem}.search-item-sub{font-size:.75rem;color:var(--text-secondary)}#canvas-container{grid-row:2;grid-column:1;position:relative;width:100%;height:100%;overflow:hidden;user-select:none;-webkit-user-select:none;-moz-user-select:none;touch-action:none}.instruction-tip{position:absolute;bottom:24px;left:24px;background:var(--panel-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--panel-border);padding:10px 16px;border-radius:30px;font-size:.8rem;color:var(--text-secondary);display:flex;align-items:center;gap:8px;box-shadow:var(--shadow-sm);pointer-events:none;z-index:5}.instruction-tip i{width:16px;height:16px;color:var(--accent-color)}#tree-canvas,#tree-canvas *{touch-action:none}#tree-canvas{cursor:grab;user-select:none;-webkit-user-select:none;-moz-user-select:none}#tree-canvas:active{cursor:grabbing}.link-line{fill:none;stroke:var(--text-muted);stroke-width:2px;transition:stroke .3s ease,stroke-width .3s ease}.link-line.active{stroke:var(--accent-color);stroke-width:3px}.link-line.divorced{stroke-dasharray:4 4}.link-bridge{fill:none;pointer-events:none}.link-bridge-bg{stroke:var(--bg-color);stroke-width:6px}.link-bridge-fg{stroke:var(--text-muted);stroke-width:2px}.link-bridge-circle{fill:var(--bg-color);pointer-events:none}.link-line.lineage-0{stroke:#6366f1;stroke-width:2.5px}.link-line.lineage-1{stroke:#f59e0b;stroke-width:2.5px}.link-line.lineage-2{stroke:#10b981;stroke-width:2.5px}.link-line.lineage-3{stroke:#ef4444;stroke-width:2.5px}.link-line.lineage-4{stroke:#8b5cf6;stroke-width:2.5px}.link-line.lineage-5{stroke:#0ea5e9;stroke-width:2.5px}.link-line.lineage-6{stroke:#f97316;stroke-width:2.5px}.link-line.lineage-7{stroke:#ec4899;stroke-width:2.5px}.family-node{fill:var(--bg-color);stroke:var(--text-muted);stroke-width:2px;cursor:pointer;transition:stroke .2s ease,fill .2s ease}.family-node:hover{fill:var(--accent-color);stroke:var(--accent-color)}.family-node.active{stroke:var(--accent-color);stroke-width:2.5px}.node-card-group{cursor:pointer}.node-bg{fill:var(--card-bg);rx:16px;ry:16px;stroke-width:1.5px;filter:url(#shadow);transition:stroke .2s ease,fill .2s ease,stroke-width .2s ease}.node-card-group.male .node-bg{stroke:var(--male-border)}.node-card-group.female .node-bg{stroke:var(--female-border)}.node-card-group.unknown .node-bg{stroke:var(--other-border)}.node-card-group.male:hover .node-bg{stroke:var(--male-color);stroke-width:2.5px;fill:var(--male-bg-hover)}.node-card-group.female:hover .node-bg{stroke:var(--female-color);stroke-width:2.5px;fill:var(--female-bg-hover)}.node-card-group.unknown:hover .node-bg{stroke:var(--other-color);stroke-width:2.5px;fill:var(--other-bg-hover)}.node-card-group.focused .node-bg{stroke:var(--focus-border);stroke-width:2.5px;fill:var(--focus-bg)}.node-card-group.focused:hover .node-bg{stroke:var(--focus-color);stroke-width:3px;fill:var(--focus-bg-hover)}foreignObject{overflow:visible}.node-content-wrapper{display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;width:100%;height:100%;padding:4px 10px;box-sizing:border-box;color:var(--text-primary);font-family:var(--font-family);pointer-events:none}.node-content-wrapper.has-photo{flex-direction:row;justify-content:flex-start;align-items:center;text-align:left;gap:12px;padding:4px 12px}.node-photo{width:44px;height:44px;border-radius:50%;border:2px solid rgba(255,255,255,.15);box-shadow:var(--shadow-sm);background-size:cover;background-position:center;flex-shrink:0;object-fit:cover}.node-text-container{display:flex;flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:100%;min-width:0;overflow:hidden;text-align:center;box-sizing:border-box}.node-content-wrapper.has-photo .node-text-container{align-items:flex-start;width:calc(100% - 56px);max-width:calc(100% - 56px);min-width:0}.node-card-group.male .node-photo{border-color:#3b82f666}.node-card-group.female .node-photo{border-color:#ec489966}.node-card-group.unknown .node-photo{border-color:#6b728066}.node-card-group.focused .node-photo{border-color:var(--focus-color)}.node-name-primary{font-weight:700;font-size:13px;line-height:1.25;word-break:break-word;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;width:100%;max-width:100%;box-sizing:border-box}.node-name-primary.english-container{display:flex;flex-direction:column;align-items:center;justify-content:center}.node-name-secondary{font-weight:400;font-size:10.5px;color:var(--text-secondary);margin-top:2px;width:100%;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-height:20px;display:block;box-sizing:border-box}.node-name-secondary.english-container{display:flex;flex-direction:column;align-items:center;justify-content:center;white-space:normal;max-height:32px}.english-name{text-align:center;width:100%;display:block}.node-lifespan{font-weight:500;font-size:9.5px;color:var(--text-muted);margin-top:2px;width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-height:20px}.node-age{font-weight:500;font-size:9.5px;color:var(--text-muted);margin-top:1px;width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-height:20px}.zoom-far .node-name-primary{font-size:16.5px;-webkit-line-clamp:3}.zoom-far .node-name-secondary,.zoom-far .node-lifespan,.zoom-far .node-age{display:none!important;opacity:0!important;visibility:hidden!important;max-height:0!important;margin-top:0!important;pointer-events:none!important}.zoom-far .node-photo{display:none!important}.zoom-far .node-content-wrapper.has-photo{flex-direction:column!important;justify-content:center!important;align-items:center!important;text-align:center!important;gap:0!important;padding:4px 10px!important}.zoom-far .node-content-wrapper.has-photo .node-text-container{width:100%!important;max-width:100%!important;align-items:center!important;text-align:center!important}.node-card-group.deceased{opacity:.75}.node-card-group.deceased:hover{opacity:1}.bottom-sheet-drag-handle{display:none}.sidebar{grid-row:2;grid-column:2;position:relative;width:0;height:100%;background:var(--panel-bg);backdrop-filter:blur(28px);-webkit-backdrop-filter:blur(28px);border-left:0px solid transparent;box-shadow:none;z-index:100;transition:width .4s cubic-bezier(.16,1,.3,1),border-color .4s ease,box-shadow .4s ease;display:flex;flex-direction:column;overflow:hidden}.sidebar.open{width:var(--sidebar-width);border-left:1px solid var(--panel-border);box-shadow:var(--shadow-lg)}.sidebar-header,.sidebar-content{width:var(--sidebar-width);min-width:var(--sidebar-width);box-sizing:border-box}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border-subtle)}.close-btn{background:var(--bg-subtle);border:1px solid var(--border-subtle);color:var(--text-secondary);border-radius:50%;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;margin-left:16px;transition:var(--transition-smooth);flex-shrink:0}.close-btn:hover{color:var(--text-primary);background:var(--bg-subtle-hover);transform:scale(1.05)}.sidebar-header-title{font-weight:700;font-size:1rem;letter-spacing:.05em;color:var(--text-secondary);text-transform:uppercase}.sidebar-content{flex:1;overflow-y:auto;padding:24px}.profile-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding-bottom:24px;border-bottom:1px solid var(--border-subtle);margin-bottom:24px}.profile-avatar-container{position:relative;margin-bottom:16px}.profile-avatar{width:100px;height:100px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.2rem;font-weight:800;color:#fff;border:3px solid rgba(255,255,255,.15);box-shadow:var(--shadow-md);overflow:hidden;background-size:cover;background-position:center}.gender-badge{position:absolute;bottom:0;right:0;background:var(--panel-bg);border:1.5px solid var(--panel-border);border-radius:50%;width:28px;height:28px;display:flex;align-items:center;justify-content:center;font-size:.9rem;box-shadow:var(--shadow-sm)}.profile-avatar-container.male .profile-avatar{background-image:linear-gradient(135deg,#1e40af,#3b82f6);border-color:#3b82f666}.profile-avatar-container.male .gender-badge{color:var(--male-color);border-color:var(--male-border)}.profile-avatar-container.female .profile-avatar{background-image:linear-gradient(135deg,#9d174d,#ec4899);border-color:#ec489966}.profile-avatar-container.female .gender-badge{color:var(--female-color);border-color:var(--female-border)}.profile-avatar-container.unknown .profile-avatar{background-image:linear-gradient(135deg,#374151,#6b7280);border-color:#6b728066}.profile-avatar-container.unknown .gender-badge{color:var(--other-color);border-color:var(--other-border)}.profile-avatar-container.focused .profile-avatar{border-color:var(--focus-color)}.primary-name{font-size:1.5rem;font-weight:800;color:var(--text-primary);margin-bottom:4px}.secondary-name{font-size:1rem;color:var(--text-secondary);margin-bottom:8px}.lifespan-years{font-size:.85rem;color:var(--text-muted);font-weight:500}.status-tag{margin-top:12px;font-size:.7rem;font-weight:700;text-transform:uppercase;padding:4px 10px;border-radius:12px;letter-spacing:.05em}.status-tag.living{background:#10b9811f;color:#10b981;border:1px solid rgba(16,185,129,.25)}.status-tag.deceased{background:#ef44441f;color:#ef4444;border:1px solid rgba(239,68,68,.25)}.details-section{margin-bottom:28px}.section-title{display:flex;align-items:center;gap:8px;font-size:.85rem;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px;border-bottom:1px solid var(--border-subtle);padding-bottom:6px}.section-title i{width:16px;height:16px;color:var(--accent-color)}.details-list{list-style:none}.details-list li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border-subtle);font-size:.9rem}.details-list li:last-child{border-bottom:none}.detail-label{color:var(--text-secondary);font-weight:500}.detail-value{color:var(--text-primary);font-weight:600;text-align:right;max-width:60%}.bio-notes{margin-top:14px;padding:12px;background:var(--bg-subtle);border-radius:8px;border:1px solid var(--border-subtle)}.bio-notes .detail-label{font-size:.75rem;text-transform:uppercase;margin-bottom:6px}.notes-text{font-size:.85rem;color:var(--text-secondary);line-height:1.5}.relation-group{margin-bottom:16px}.relation-label{font-size:.8rem;color:var(--text-muted);margin-bottom:8px;font-weight:600}.relation-links{display:flex;flex-wrap:wrap;gap:8px}.relation-tag{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:20px;background:var(--bg-subtle);border:1px solid var(--border-subtle);color:var(--text-primary);font-size:.8rem;text-decoration:none;cursor:pointer;transition:var(--transition-smooth)}.relation-tag i{width:12px;height:12px}.relation-avatar{width:14px;height:14px;border-radius:50%;background-size:cover;background-position:center;background-repeat:no-repeat;border:1px solid var(--border-subtle);display:inline-block}.relation-tag:hover{background:#6366f11a;border-color:var(--accent-color);transform:translateY(-1px)}.relation-tag.male-tag{border-left:3px solid var(--male-color)}.relation-tag.female-tag{border-left:3px solid var(--female-color)}.relation-tag.unknown-tag{border-left:3px solid var(--other-color)}.no-relation-text{font-size:.8rem;color:var(--text-muted);font-style:italic}.floating-controls{position:absolute;bottom:24px;right:24px;display:flex;flex-direction:column;gap:10px;z-index:9}.control-btn{width:44px;height:44px;flex-shrink:0;border-radius:12px;background:var(--panel-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--panel-border);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-sm);transition:var(--transition-smooth)}.control-btn i{width:20px;height:20px}.control-btn:hover{color:var(--text-primary);background:#4f46e514;border-color:var(--accent-color);transform:translateY(-2px);box-shadow:0 4px 12px #4f46e51f}.mobile-menu-toggle,.mobile-search-toggle,.mobile-search-close{display:none!important}@media (max-width: 920px){#app{grid-template-rows:60px 1fr;height:100vh;height:100dvh}.app-header{flex-direction:row;justify-content:space-between;align-items:center;height:60px;padding:0 12px;gap:0}.brand-tree-display{font-size:.95rem!important;max-width:140px!important;text-overflow:ellipsis!important;white-space:nowrap!important;overflow:hidden!important}.search-container{position:relative;top:0;left:0;width:auto;height:auto;flex-grow:1;max-width:180px;margin:0 8px;padding:0;background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:none;z-index:100}.search-input-wrapper{width:100%;display:flex;align-items:center;gap:8px}#search-input{width:100%;font-size:.8rem;padding:6px 10px 6px 28px}.search-container .search-icon{left:8px!important;width:14px;height:14px}.search-results-dropdown{position:absolute;top:42px;left:0;width:100%;max-height:250px;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:8px;box-shadow:var(--shadow-lg);overflow-y:auto;z-index:1001}.mobile-menu-toggle{display:flex!important;width:44px;height:44px;border-radius:8px;margin-left:6px;flex-shrink:0;position:relative;z-index:1205}.header-controls{position:fixed;top:60px;left:0;width:100vw;height:calc(100vh - 60px);height:calc(100dvh - 60px);background:var(--bg-color);backdrop-filter:none;-webkit-backdrop-filter:none;border:none;border-radius:0;padding:24px;display:flex;flex-direction:column;gap:20px;z-index:1200;box-shadow:none;box-sizing:border-box;opacity:0;pointer-events:none;transform:translateY(-20px);transition:opacity .25s ease,transform .25s cubic-bezier(.16,1,.3,1);overflow-y:auto!important}.header-controls.menu-active{opacity:1;pointer-events:auto;transform:translateY(0);display:flex!important}.header-controls.menu-active .view-toggle{flex-direction:column;width:100%;background:transparent;border:none;gap:12px}.header-controls.menu-active .view-toggle .toggle-btn{width:100%;justify-content:flex-start;padding:14px 18px;border-radius:12px;border:1px solid var(--panel-border)!important}.header-controls.menu-active .view-toggle .toggle-btn span{display:inline!important;font-size:1rem;font-weight:500}.header-controls.menu-active .lang-toggle{width:100%;background:var(--bg-subtle);border-radius:12px;padding:4px;box-sizing:border-box}.header-controls.menu-active .lang-toggle .toggle-btn{flex:1;padding:12px;font-size:1rem;font-weight:500;border-radius:10px}.header-controls.menu-active .signout-btn{width:100%;padding:14px;justify-content:center;border-radius:12px;font-size:1rem;font-weight:500;margin-top:10px}#app{grid-template-columns:1fr}.sidebar{grid-column:1 / -1!important;grid-row:1 / -1!important;position:absolute;top:auto;bottom:-100%;left:0;right:0;width:100%!important;height:80%!important;height:80dvh!important;border-radius:24px 24px 0 0;border-top:1px solid var(--panel-border);border-left:none!important;box-shadow:0 -8px 32px #00000026;transition:bottom .4s cubic-bezier(.16,1,.3,1);z-index:1000}.sidebar.open{bottom:0;right:0;width:100%!important}.sidebar-header,.sidebar-content{width:100%!important;min-width:0!important}.bottom-sheet-drag-handle{display:block;width:40px;height:5px;background:var(--border-subtle);border-radius:3px;margin:10px auto 0;flex-shrink:0}.close-btn svg{transform:rotate(90deg)}.instruction-tip{display:none!important}.floating-controls{bottom:16px;right:16px}.floating-depth{bottom:16px;left:50%;transform:translate(-50%);padding:4px 8px}.toggle-btn{min-height:44px}.floating-depth .toggle-btn{min-width:44px;min-height:44px;padding:0;justify-content:center;border-radius:50%}.profile-card.no-photo .profile-avatar-container{display:none!important}}html[lang=en] .lang-zh,html[lang=zh] .lang-en{display:none}html[lang=en] .header-controls.menu-active .view-toggle .toggle-btn span.lang-zh,html[lang=zh] .header-controls.menu-active .view-toggle .toggle-btn span.lang-en{display:none!important}html[lang=en] .lang-toggle #btn-lang-en,html[lang=zh] .lang-toggle #btn-lang-zh{background:var(--accent-color);color:#fff}html[lang=zh] .lang-toggle #btn-lang-en,html[lang=en] .lang-toggle #btn-lang-zh{background:transparent;color:var(--text-secondary);box-shadow:none}.family-couple-header{display:flex;justify-content:space-around;align-items:center;width:100%;padding:10px 0}.spouse-block{display:flex;flex-direction:column;align-items:center;cursor:pointer;width:42%;transition:transform .2s ease}.spouse-block:hover{transform:scale(1.05)}.profile-avatar.mini{width:64px;height:64px;font-size:1.4rem;border-width:2.5px;margin-bottom:8px}.spouse-name{font-weight:700;font-size:.95rem;color:var(--text-primary);text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:100%}.couple-link-icon{display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:var(--text-muted);opacity:.6;width:16%}.children-date-list{display:flex;flex-direction:column;gap:10px;margin-top:8px}.child-date-item{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;background:var(--bg-subtle);border:1px solid var(--border-subtle);border-radius:12px;cursor:pointer;transition:transform .2s ease,background-color .2s ease,border-color .2s ease}.child-date-item:hover{background:var(--bg-subtle-hover);border-color:var(--border-muted);transform:translateY(-1px)}.child-date-name-container{display:flex;flex-direction:column;max-width:60%}.child-date-name-primary{font-weight:700;font-size:.9rem;color:var(--text-primary)}.child-date-name-secondary{font-size:.75rem;color:var(--text-secondary);margin-top:1px}.child-date-val{font-size:.8rem;color:var(--text-muted);font-weight:500}#directory-container{padding:40px;box-sizing:border-box;overflow-y:auto;height:calc(100vh - 70px);width:100%;background:var(--bg-subtle);display:flex;flex-direction:column;align-items:center}.directory-content-wrapper{width:100%;max-width:1000px;margin:0 auto}.directory-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;gap:20px;width:100%}.directory-title{font-size:1.8rem;font-weight:800;color:var(--text-primary);margin:0}.directory-search-bar{position:relative;width:320px}.directory-search-bar input{width:100%;padding:12px 16px 12px 42px;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;color:var(--text-primary);font-size:.95rem;outline:none;transition:all .3s ease}.directory-search-bar input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px #3b82f626}.directory-search-bar i,.directory-search-bar svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);width:18px;height:18px;pointer-events:none}.directory-table-container{width:100%;background:var(--panel-bg);border:1.5px solid var(--panel-border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm)}.directory-table{width:100%;border-collapse:collapse;text-align:left}.directory-table th{padding:16px 20px;background:var(--bg-subtle-hover);color:var(--text-secondary);font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:1.5px solid var(--panel-border)}.directory-table td{padding:16px 20px;border-bottom:1px solid var(--panel-border);color:var(--text-primary);font-size:.95rem;vertical-align:middle;transition:background .2s ease}.directory-table tbody tr:last-child td{border-bottom:none}.directory-table tbody tr:hover td{background:#ffffff04}.directory-name-link{background:none;border:none;padding:0;margin:0;text-align:left;cursor:pointer;font-family:inherit;display:inline-block;color:inherit;width:100%;outline:none;text-decoration:none}.directory-name-link:hover .directory-list-name-primary{color:var(--accent-color);text-decoration:underline}.directory-list-names{display:flex;flex-direction:column}.directory-list-name-primary{font-weight:700;color:var(--text-primary);transition:color .2s ease}.directory-list-name-secondary{font-size:.8rem;color:var(--text-muted);margin-top:1px}.directory-btn{padding:6px 12px;font-size:.75rem;font-weight:600;border-radius:8px;cursor:pointer;border:1px solid var(--panel-border);background:var(--panel-bg);color:var(--text-secondary);transition:all .2s ease;display:flex;align-items:center;gap:4px}.directory-btn:hover{background:var(--bg-subtle-hover);color:var(--text-primary);border-color:var(--border-muted)}.directory-btn.icon-only{width:36px;height:36px;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--panel-border);background:var(--panel-bg);color:var(--text-secondary);cursor:pointer;transition:all .2s ease}.directory-btn.icon-only:hover{background:var(--bg-subtle-hover);color:var(--text-primary);border-color:var(--border-muted)}.directory-btn.primary.icon-only{background:var(--accent-color);color:#fff;border-color:var(--accent-color)}.directory-btn.primary.icon-only:hover{background:var(--accent-color-hover, #2563eb);border-color:var(--accent-color-hover, #2563eb)}.floating-depth{display:none!important;position:absolute;bottom:24px;left:50%;transform:translate(-50%);z-index:100;background:var(--header-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--panel-border);border-radius:12px;box-shadow:var(--shadow-md);padding:6px 12px;display:flex;align-items:center;gap:10px}.directory-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.control-select-wrapper{position:relative}.control-select-wrapper select{padding:10px 36px 10px 16px;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;color:var(--text-primary);font-size:.9rem;font-weight:600;outline:none;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;transition:all .3s ease}.control-select-wrapper select:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px #3b82f626}.control-select-wrapper:after{content:"";position:absolute;right:14px;top:50%;transform:translateY(-50%);border:5px solid transparent;border-top-color:var(--text-secondary);pointer-events:none}@media (max-width: 920px){#directory-container{padding:20px 16px!important;height:calc(100vh - 70px)!important;overflow-x:hidden!important}.directory-content-wrapper,.directory-table{width:100%!important;max-width:100%!important}.directory-header{flex-direction:column;align-items:flex-start;gap:15px}.directory-search-bar{width:100%}.directory-table-container{border:none;background:transparent;box-shadow:none}.directory-table,.directory-table thead,.directory-table tbody,.directory-table tr,.directory-table th,.directory-table td{display:block}.directory-table thead{display:none}.directory-table tr{display:flex!important;align-items:center!important;justify-content:flex-start!important;background:var(--panel-bg);border:1.5px solid var(--panel-border);border-radius:16px;margin-bottom:10px;padding:10px 14px;box-shadow:var(--shadow-sm);width:100%;box-sizing:border-box}.directory-table td{display:block!important;width:auto!important;padding:0!important;border:none!important;background:transparent!important;text-align:left!important}.directory-table td:nth-child(1){order:1;margin-right:12px;flex-shrink:0!important}.directory-table td:nth-child(2){order:2;margin-right:4px;flex-shrink:0!important}.directory-table td:nth-child(3){order:3;flex-grow:1}.directory-table td:nth-child(4){order:4;margin-right:12px;font-size:.85rem;color:var(--text-secondary);font-weight:500;flex-shrink:0!important}.directory-table td:nth-child(5){order:5;font-size:.85rem;color:var(--accent-color);background:#4f46e514!important;padding:2px 8px!important;border-radius:12px;font-weight:700;text-align:center;min-width:24px;flex-shrink:0!important}.directory-name-link{width:auto!important;text-align:left!important}.directory-list-names{align-items:flex-start!important}.directory-table td:before{display:none!important}.directory-table td:first-child:before{display:none!important}}.node-expand-arrow-group{cursor:pointer;opacity:.75;transition:opacity .2s ease,transform .2s ease}.node-expand-line,.node-expand-arrow{transition:stroke .2s ease}.node-expand-bg{fill:var(--card-bg);stroke:var(--panel-border);stroke-width:1px;opacity:0;transition:opacity .2s ease,stroke .2s ease,fill .2s ease}.node-expand-arrow-group:hover .node-expand-bg{opacity:1;stroke:var(--accent-color);fill:var(--focus-bg)}.node-expand-arrow-group:hover{opacity:1}.node-expand-arrow-group:hover .node-expand-line,.node-expand-arrow-group:hover .node-expand-arrow{stroke:var(--accent-color)!important}.node-expand-count{font-size:8px;font-weight:700;fill:var(--text-muted);transition:fill .2s ease;-webkit-user-select:none;user-select:none}.node-expand-arrow-group:hover .node-expand-count{fill:var(--accent-color)}.surname-pills-container{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px;width:100%}.surname-pill{padding:8px 16px;min-height:44px;display:flex;align-items:center;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;color:var(--text-secondary);font-family:var(--font-family);font-size:.85rem;font-weight:600;cursor:pointer;transition:var(--transition-smooth);box-shadow:var(--shadow-sm);outline:none}.surname-pill:hover{background:var(--bg-subtle-hover);color:var(--text-primary);border-color:var(--border-muted)}.surname-pill.active{background:var(--accent-color);border-color:var(--accent-color);color:#fff;box-shadow:0 4px 12px #4f46e533}.directory-table th.sortable{cursor:pointer;-webkit-user-select:none;user-select:none;position:relative;transition:all .2s ease}.directory-table th.sortable:hover{color:var(--accent-color);background:var(--bg-subtle-hover)}.directory-table th .sort-icon{margin-left:6px;font-size:.75rem;display:inline-block;vertical-align:middle;transition:transform .2s ease}.directory-table th .sort-icon:after{content:" ⇅";opacity:.35;transition:opacity .2s ease}.directory-table th.sort-asc .sort-icon:after{content:" ▲";opacity:1;color:var(--accent-color)}.directory-table th.sort-desc .sort-icon:after{content:" ▼";opacity:1;color:var(--accent-color)}[lang=zh] .node-name-primary,[lang=zh] .directory-list-name-primary,[lang=zh] .primary-name{font-weight:600!important}#login-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#0f111ab3;backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px);z-index:9999;display:none;align-items:center;justify-content:center;padding:24px}.login-box{width:100%;max-width:420px;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:24px;padding:40px 32px;box-shadow:var(--shadow-lg),0 20px 40px #0000004d;text-align:center;display:flex;flex-direction:column;gap:24px;animation:loginFadeIn .5s cubic-bezier(.16,1,.3,1)}@keyframes loginFadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.login-header{display:flex;flex-direction:column;gap:8px}.login-title{font-family:var(--font-family);font-size:1.6rem;font-weight:800;color:var(--text-primary);margin:0}.login-subtitle{font-size:.88rem;color:var(--text-secondary);margin:0;line-height:1.4}.login-error-alert{background:#ef44441a;border:1px solid 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svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-secondary);width:18px;height:18px;pointer-events:none}.login-submit-btn{width:100%;padding:14px;background:var(--accent-color);color:#fff;border:none;border-radius:12px;font-size:.95rem;font-weight:700;cursor:pointer;transition:var(--transition-smooth);box-shadow:0 4px 12px #4f46e540}.login-submit-btn:hover{background:var(--accent-color-hover, #4338ca);box-shadow:0 6px 16px #4f46e559}.login-divider{display:flex;align-items:center;justify-content:center;gap:12px;font-size:.8rem;color:var(--text-muted)}.login-divider:before,.login-divider:after{content:"";flex:1;height:1px;background:var(--panel-border)}.google-signin-btn{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;padding:14px;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;color:var(--text-primary);font-family:var(--font-family);font-size:.95rem;font-weight:600;cursor:pointer;transition:var(--transition-smooth);box-shadow:var(--shadow-sm)}.google-signin-btn:hover{background:var(--bg-subtle-hover);border-color:var(--border-muted)}.google-icon{flex-shrink:0}.login-footer{font-size:.85rem}.login-footer a{color:var(--accent-color);text-decoration:none;font-weight:600;transition:color .2s ease}.login-footer a:hover{color:var(--accent-color-hover, #4338ca);text-decoration:underline}.explore-empty-state{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;z-index:10;background:var(--bg-color);padding:24px;box-sizing:border-box}.empty-state-card{max-width:400px;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:24px;padding:40px 32px;text-align:center;box-shadow:var(--shadow-lg);animation:fadeIn .4s ease-out}.empty-state-icon{width:64px;height:64px;border-radius:20px;background:#4f46e51a;color:var(--accent-color);display:flex;align-items:center;justify-content:center;margin:0 auto 24px}.empty-state-icon i{width:32px;height:32px}.empty-state-title{font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:12px}.empty-state-desc{font-size:.9rem;color:var(--text-secondary);line-height:1.6}.empty-state-search-container{margin-top:24px;position:relative;width:100%}.empty-state-search-container .search-input-wrapper{position:relative;display:flex;align-items:center;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;transition:all .2s ease}.empty-state-search-container .search-input-wrapper:focus-within{border-color:var(--accent-color);box-shadow:0 0 0 3px #4f46e526}.empty-state-search-container input{border:none;background:transparent;color:var(--text-primary);font-size:.95rem;padding:12px 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.search-item:last-child{border-bottom:none}.empty-state-search-container .search-item:hover{background:var(--bg-subtle-hover)}.empty-state-search-container .search-item-name{font-size:.9rem;font-weight:600;color:var(--text-primary)}.empty-state-search-container .search-item-meta{font-size:.75rem;color:var(--text-secondary);margin-top:2px}.family-node-touch-target{fill:transparent;stroke:none;cursor:pointer;pointer-events:all}#app,body,#login-overlay{height:calc(var(--vh, 1vh) * 100)!important}.bottom-sheet-scrim{position:fixed;top:0;left:0;width:100vw;height:100vh;height:100dvh;background:#0f111a66;opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:999}.bottom-sheet-scrim.visible{opacity:1;pointer-events:auto}[lang=zh] .node-card-group:not(.zoom-far) .node-name-primary{font-size:14.5px;font-weight:700;line-height:1.25}[lang=zh] .node-card-group:not(.zoom-far) .node-name-primary.is-english{font-size:13.5px;font-weight:700;line-height:1.25}[lang=zh] .node-card-group:not(.zoom-far) .node-name-secondary{font-size:10.5px;color:var(--text-secondary)}.accessibility-nav-pad{position:absolute;bottom:24px;right:80px;display:flex;flex-direction:column;align-items:center;background:var(--panel-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--panel-border);padding:8px;border-radius:16px;box-shadow:var(--shadow-md);z-index:10;gap:4px}.nav-pad-middle{display:flex;flex-direction:row;align-items:center;gap:4px}.nav-pad-btn{width:44px;height:44px;border-radius:8px;border:1px solid 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print{body{background:#fff!important;color:#000!important}#app{display:block!important;height:auto!important;width:auto!important}.app-header,.instruction-tip,#depth-selector-group,.accessibility-nav-pad,.side-panel,.bottom-sheet-scrim,.bottom-sheet{display:none!important}#canvas-container{display:block!important;position:static!important;width:100%!important;height:100%!important;overflow:visible!important;background:#fff!important}#tree-canvas{width:100%!important;height:auto!important;overflow:visible!important;background:#fff!important}.node-bg{fill:#fff!important;stroke:#000!important;stroke-width:1.5px!important}.connection-line{stroke:#000!important;stroke-width:2px!important;stroke-dasharray:none!important;filter:none!important}.node-name-primary{color:#000!important}.node-name-secondary,.node-lifespan{color:#555!important}}@media (max-width: 920px) and (orientation: landscape){:root{--header-height: 44px !important}.app-header{height:44px!important;padding:0 10px!important;border-bottom:1px solid var(--panel-border)!important}.family-badge{width:24px!important;height:24px!important;font-size:12px!important;border-radius:5px!important}.brand-tree-display{font-size:.9rem!important;max-width:120px!important;padding-right:14px!important}.brand-select-chevron{width:10px!important;height:10px!important;right:0!important}.search-container{max-width:240px!important;height:32px!important}.search-container input{height:32px!important;font-size:.8rem!important;padding-left:28px!important}.search-container i{width:12px!important;height:12px!important;left:8px!important}.header-controls{top:44px!important;left:auto!important;right:-280px!important;width:280px!important;height:calc(100vh - 44px)!important;height:calc(100dvh - 44px)!important;border-left:1px solid var(--panel-border)!important;box-shadow:var(--shadow-lg)!important;transition:right .25s cubic-bezier(.16,1,.3,1)!important;opacity:1!important;pointer-events:none!important;transform:none!important;display:flex!important;flex-direction:column!important;box-sizing:border-box!important;padding:20px!important;background:var(--panel-bg)!important;backdrop-filter:blur(28px)!important;-webkit-backdrop-filter:blur(28px)!important}.header-controls.menu-active{right:0!important;pointer-events:auto!important}.mobile-menu-toggle{width:44px!important;height:44px!important;border-radius:8px!important;margin-left:4px!important;background:transparent!important;border:none!important;box-shadow:none!important}.mobile-menu-toggle i{width:18px!important;height:18px!important}.header-controls{padding:12px 16px!important;gap:10px!important}.header-controls.menu-active .view-toggle{gap:6px!important}.header-controls.menu-active .view-toggle .toggle-btn{height:44px!important;min-height:44px!important;padding:0 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cubic-bezier(.16,1,.3,1)!important;z-index:1100!important}.sidebar.open{right:0!important;bottom:0!important;left:auto!important;width:280px!important}.sidebar-header{padding:12px 16px!important;height:52px!important}.sidebar-content{padding:16px!important;height:calc(100% - 52px)!important}#directory-container{padding:12px 16px!important;height:calc(100% - 48px)!important}.directory-header,.directory-search-wrapper{margin-bottom:12px!important}.directory-table th,.directory-table td{padding:8px 6px!important;font-size:.85rem!important}.directory-name-link{font-size:.85rem!important}}body:not(.is-admin) .admin-only{display:none!important}#admin-container{padding:40px;box-sizing:border-box;overflow-y:auto;height:calc(100vh - 70px);width:100%;background:var(--bg-subtle);display:flex;flex-direction:column;align-items:center}.admin-content-wrapper{width:100%;max-width:1000px;margin:0 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var(--panel-border);background:var(--panel-bg);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;gap:8px;transition:var(--transition-smooth);height:40px;box-sizing:border-box}.admin-btn i{width:16px;height:16px}.admin-btn:hover{background:var(--bg-subtle-hover);color:var(--text-primary);border-color:var(--border-muted)}.admin-btn.primary{background:var(--accent-color);border-color:var(--accent-color);color:#fff;box-shadow:var(--shadow-sm)}.admin-btn.primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.admin-btn.upload-btn{flex-shrink:0;min-width:150px}.admin-table-container{overflow-x:auto;border:1px solid var(--panel-border);border-radius:12px}.admin-table{width:100%;border-collapse:collapse;text-align:left}.admin-table th{padding:12px 16px;background:var(--bg-subtle-hover);color:var(--text-secondary);font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid 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