:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;font-weight:400;--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-card: #ffffff;--border-color: #e2e8f0;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #64748b;--accent-color: #3b82f6;--accent-hover: #2563eb;--badge-bg: #e0f2fe;--badge-text: #0369a1;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #1e293b;--border-color: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-color: #60a5fa;--accent-hover: #3b82f6;--badge-bg: #1e3a5f;--badge-text: #7dd3fc;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -2px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -4px rgba(0, 0, 0, .4)}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;min-width:320px;min-height:100vh;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}a{font-weight:500;color:var(--accent-color);text-decoration:inherit;transition:color .2s ease}a:hover{color:var(--accent-hover)}.app-wrapper{min-height:100vh;display:flex;flex-direction:column;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}.navbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-sm);transition:background-color .3s ease,border-color .3s ease}.navbar-brand{display:flex;align-items:center;gap:.75rem}.navbar-logo{height:2rem;width:2rem}.navbar-title{font-size:1.15rem;font-weight:700;color:var(--text-primary)}.theme-toggle-wrapper{display:flex;align-items:center;gap:1rem}.theme-label{font-size:.9rem;color:var(--text-secondary)}.theme-label strong{color:var(--text-primary)}.main-content{flex:1;max-width:900px;width:100%;margin:0 auto;padding:2.5rem 1.5rem;display:flex;flex-direction:column;align-items:center}.hero-section{text-align:center;margin-bottom:2.5rem}.logos-container{display:flex;justify-content:center;align-items:center;gap:1.5rem;margin-bottom:1rem}.logo{height:4.5em;padding:.5em;will-change:filter;transition:filter .3s,transform .2s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa);transform:scale(1.05)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){.logo.react{animation:logo-spin infinite 20s linear}}.hero-title{font-size:2.5rem;font-weight:800;line-height:1.2;margin-bottom:.5rem;color:var(--text-primary)}.hero-subtitle{font-size:1.1rem;color:var(--text-secondary);max-width:600px}.card-container{width:100%;display:flex;flex-direction:column;gap:1.5rem}.card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:2rem;box-shadow:var(--shadow-md);text-align:center;transition:background-color .3s ease,border-color .3s ease,box-shadow .3s ease}.card h2{font-size:1.5rem;margin-bottom:.75rem;color:var(--text-primary)}.card p{color:var(--text-secondary);margin-bottom:1.5rem}.card code{background-color:var(--bg-primary);padding:.2rem .5rem;border-radius:6px;font-size:.9em;border:1px solid var(--border-color);color:var(--accent-color)}.interactive-section{display:flex;flex-direction:column;align-items:center;gap:1rem}.btn-counter{border-radius:8px;border:1px solid transparent;padding:.7em 1.5em;font-size:1rem;font-weight:600;font-family:inherit;background-color:var(--accent-color);color:#fff;cursor:pointer;transition:background-color .2s ease,transform .1s ease}.btn-counter:hover{background-color:var(--accent-hover);transform:translateY(-1px)}.btn-counter:active{transform:translateY(0)}.status-badge{font-size:.9rem;padding:.35rem .85rem;border-radius:20px;background-color:var(--badge-bg);color:var(--badge-text);margin:0!important}.grid-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}.feature-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;padding:1.25rem;box-shadow:var(--shadow-sm);transition:background-color .3s ease,border-color .3s ease,transform .2s ease}.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.feature-card h3{font-size:1.1rem;margin-bottom:.5rem;color:var(--accent-color)}.feature-card p{font-size:.9rem;color:var(--text-secondary);line-height:1.4}.footer{text-align:center;padding:1.5rem;border-top:1px solid var(--border-color);color:var(--text-muted);font-size:.85rem;margin-top:auto}