:root{--background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);--accent-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--accent-color: #764ba2;--accent-light: rgba(118, 75, 162, .1);--surface: rgba(255, 255, 255, .95);--text-primary: #333;--text-secondary: #666;--text-tertiary: #999;--button-bg: #007bff;--button-text: white;--card-bg: white;--card-bg-secondary: #f8f9fa;--card-bg-tertiary: #f5f5f5;--card-shadow: 0 4px 12px rgba(0, 0, 0, .08);--card-shadow-hover: 0 8px 24px rgba(0, 0, 0, .12);--border-color: #e0e0e0;--border-color-light: #eee;--tag-bg: #f0f4ff;--tag-hover: #e2e8ff;--tag-text: #4a5568;--input-bg: white;--input-border: #e0e0e0;--input-border-focus: #764ba2;--link-color: #007bff;--link-hover: #0056b3;--hover-bg: rgba(0, 0, 0, .05);--transition-duration: .3s;--border-radius-sm: 8px;--border-radius-md: 12px;--border-radius-lg: 16px}[data-theme=dark]{--background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);--accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);--accent-color: #8b5cf6;--accent-light: rgba(139, 92, 246, .15);--surface: rgba(30, 30, 30, .95);--text-primary: #e5e7eb;--text-secondary: #9ca3af;--text-tertiary: #6b7280;--button-bg: #8b5cf6;--button-text: white;--card-bg: #1f1f1f;--card-bg-secondary: #2a2a2a;--card-bg-tertiary: #252525;--card-shadow: 0 4px 12px rgba(0, 0, 0, .4);--card-shadow-hover: 0 8px 24px rgba(0, 0, 0, .6);--border-color: #374151;--border-color-light: #2d3748;--tag-bg: rgba(139, 92, 246, .15);--tag-hover: rgba(139, 92, 246, .25);--tag-text: #c4b5fd;--input-bg: #2a2a2a;--input-border: #374151;--input-border-focus: #8b5cf6;--link-color: #60a5fa;--link-hover: #93c5fd;--hover-bg: rgba(255, 255, 255, .05)}body,button,.app-container,.tabs,header,main,.account-container,.name-tag{transition:all var(--transition-duration) ease}body{font-size:16px;margin:0;padding:0;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--background);color:var(--text-primary)}button{font-size:16px;padding:10px 20px;background-color:var(--button-bg);color:var(--button-text);border:none;border-radius:4px;cursor:pointer;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,Roboto,Helvetica Neue,Arial,sans-serif}.tag-value[title]:hover:after{bottom:auto;top:100%}.name-tag{display:inline-block;padding:4px 8px;background-color:var(--tag-bg);border-radius:4px;font-size:.9em;color:var(--text-primary);margin:2px}.name-tag:hover{background-color:var(--tag-hover)}.account-name{font-weight:700;font-size:1.4em;margin-bottom:4px;display:block;color:var(--text-primary)}.account-address{color:var(--text-secondary);font-size:.85em;font-family:monospace;margin-bottom:12px;display:block}.account-container{margin-bottom:16px;padding:16px;border:1px solid var(--border-color);border-radius:4px;display:flex;flex-direction:column;background:var(--surface);box-shadow:var(--card-shadow)}.account-details{margin-top:8px}.theme-toggle{background:none;border:none;cursor:pointer;padding:8px;display:flex;align-items:center;justify-content:center;color:var(--text-primary);border-radius:50%;transition:all .3s ease}.theme-toggle:hover{background-color:#8080801a}.theme-toggle svg{width:24px;height:24px}