:root{--vt-c-white: #ffffff;--vt-c-white-soft: #f8f8f8;--vt-c-white-mute: #f2f2f2;--vt-c-black: #181818;--vt-c-black-soft: #222222;--vt-c-black-mute: #282828;--vt-c-indigo: #2c3e50;--vt-c-divider-light-1: rgba(60, 60, 60, .29);--vt-c-divider-light-2: rgba(60, 60, 60, .12);--vt-c-divider-dark-1: rgba(84, 84, 84, .65);--vt-c-divider-dark-2: rgba(84, 84, 84, .48);--vt-c-text-light-1: var(--vt-c-indigo);--vt-c-text-light-2: rgba(60, 60, 60, .66);--vt-c-text-dark-1: var(--vt-c-white);--vt-c-text-dark-2: rgba(235, 235, 235, .64)}:root{--color-background: var(--vt-c-white);--color-background-soft: var(--vt-c-white-soft);--color-background-mute: var(--vt-c-white-mute);--color-border: var(--vt-c-divider-light-2);--color-border-hover: var(--vt-c-divider-light-1);--color-heading: var(--vt-c-text-light-1);--color-text: var(--vt-c-text-light-1);--section-gap: 160px}@media (prefers-color-scheme: dark){:root{--color-background: var(--vt-c-black);--color-background-soft: var(--vt-c-black-soft);--color-background-mute: var(--vt-c-black-mute);--color-border: var(--vt-c-divider-dark-2);--color-border-hover: var(--vt-c-divider-dark-1);--color-heading: var(--vt-c-text-dark-1);--color-text: var(--vt-c-text-dark-2)}}*,*:before,*:after{box-sizing:border-box;margin:0;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);transition:color .5s,background-color .5s;line-height:1.6;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root{--primary-color: #2563eb;--primary-light: #3b82f6;--primary-dark: #1e40af;--secondary-color: #f8fafc;--accent-color: #10b981;--text-primary: #1f2937;--text-secondary: #6b7280;--border-color: #e5e7eb;--success-color: #10b981;--warning-color: #f59e0b;--error-color: #ef4444;--bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--card-shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--card-shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}*{box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:var(--text-primary);background:var(--secondary-color)}#app{min-height:100vh;font-weight:400}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:500;text-decoration:none;transition:all .2s ease-in-out;cursor:pointer;font-size:.875rem}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--card-shadow-hover)}.btn-secondary{background:#fff;color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--secondary-color);transform:translateY(-1px)}.btn-success{background:var(--success-color);color:#fff}.btn-success:hover{background:#059669;transform:translateY(-1px)}.card{background:#fff;border-radius:1rem;padding:1.5rem;box-shadow:var(--card-shadow);border:1px solid var(--border-color);transition:all .2s ease-in-out}.card:hover{box-shadow:var(--card-shadow-hover);transform:translateY(-2px)}.input{width:100%;padding:.75rem 1rem;border:1px solid var(--border-color);border-radius:.5rem;font-size:1rem;transition:all .2s ease-in-out;background:#fff}.input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}a{color:var(--primary-color);text-decoration:none;transition:all .2s ease-in-out}a:hover{color:var(--primary-dark);text-decoration:underline}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-weight:600;margin-bottom:.5rem}h1{font-size:2.5rem;font-weight:700}h2{font-size:2rem}h3{font-size:1.5rem}@media (max-width: 768px){.btn{padding:.625rem 1.25rem;font-size:.8rem}h1{font-size:2rem}h2{font-size:1.5rem}}