:root,[data-skin=standard]{--primary: #A63A2E;--primary-bright: #C9503F;--primary-deep: #8A2F26;--on-primary: #F8F0E4;--gold: #C9A063;--gold-deep: #B08A4F;--sage: #6B7F5E;--on-sage: #F0F5EC}[data-skin=young]{--primary: #1F8A70;--primary-bright: #35B595;--primary-deep: #156B57;--on-primary: #F4FBF8;--gold: #F2B84B;--gold-deep: #D49A2E;--sage: #6B9E5E;--on-sage: #F0FAEC}:root,[data-theme=light]{--ink: #2B2B33;--ink-soft: #5F5F6A;--ink-faint: #98939B;--paper: #F8F5EF;--paper-deep: #F0EBDF;--card: #FFFFFF;--surface-variant: #E8E2D6;--overlay: rgba(0, 0, 0, .4);--border: rgba(201, 160, 99, .3);--border-light: rgba(201, 160, 99, .15);--shadow: rgba(43, 43, 51, .1);--scrollbar: #C4BCA8}[data-theme=dark]{--ink: #ECE8E0;--ink-soft: #A8A399;--ink-faint: #77736B;--paper: #17191E;--paper-deep: #1E2128;--card: #1E2128;--surface-variant: #2A2D35;--overlay: rgba(0, 0, 0, .6);--border: rgba(201, 160, 99, .2);--border-light: rgba(201, 160, 99, .1);--shadow: rgba(0, 0, 0, .3);--scrollbar: #3A3E48}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--ink: #ECE8E0;--ink-soft: #A8A399;--ink-faint: #77736B;--paper: #17191E;--paper-deep: #1E2128;--card: #1E2128;--surface-variant: #2A2D35;--overlay: rgba(0, 0, 0, .6);--border: rgba(201, 160, 99, .2);--border-light: rgba(201, 160, 99, .1);--shadow: rgba(0, 0, 0, .3);--scrollbar: #3A3E48}}:root{--branch-1: #B071E;--branch-2: #C98F5F;--branch-3: #B071E;--branch-4: #4A7A8C;--branch-5: #4C5B7A;--branch-default: #6E6E78}:root{--success: #6B7F5E;--warning: #C9A063;--error: #B0432F;--deceased-bg: var(--surface-variant);--deceased-avatar: #6E6E78}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;background:var(--paper);color:var(--ink);font-size:18px;line-height:1.6;transition:background-color .2s,color .2s}[data-elder=true] body{font-size:21px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--paper-deep)}::-webkit-scrollbar-thumb{background:var(--scrollbar);border-radius:4px}::selection{background:var(--primary);color:var(--on-primary)}a{color:var(--primary)}a:hover{color:var(--primary-bright)}.btn-gradient{background:linear-gradient(145deg,var(--primary-bright),var(--primary-deep));color:var(--on-primary)}.card-base{background:var(--card);border:1px solid var(--border);border-radius:14px}.theme-toggle{position:fixed;bottom:20px;right:20px;display:flex;gap:6px;background:var(--card);border-radius:20px;padding:6px;box-shadow:0 4px 16px var(--shadow);z-index:1000;border:1px solid var(--border)}.theme-toggle button{border:none;background:none;font-size:18px;cursor:pointer;padding:6px 10px;border-radius:14px;transition:background .2s}.theme-toggle button:hover{background:var(--paper-deep)}.theme-toggle button.active{background:var(--primary);color:var(--on-primary)}.skin-toggle{position:fixed;bottom:70px;right:20px;display:flex;gap:6px;background:var(--card);border-radius:16px;padding:5px;box-shadow:0 4px 12px var(--shadow);z-index:1000;border:1px solid var(--border)}.skin-toggle button{border:none;background:none;font-size:12px;cursor:pointer;padding:5px 10px;border-radius:10px;color:var(--ink-soft)}.skin-toggle button.active{background:var(--primary);color:var(--on-primary);font-weight:600}