:root{--font-text: #F6E9C8;--main-header: #2C3E50;--secondary-header: #4B5A65;--selected-card: #5C7D75;--unselected-card: #3E4F5C;--warning-text: #C86C5A;--background: #121212;--surface: #1E1E1E;--on-background: #F6E9C8;--on-surface: #E0E0E0}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Arial,sans-serif;background-color:var(--background);color:var(--on-background);line-height:1.6;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-family:Arial,sans-serif;font-weight:700;color:var(--font-text);margin-bottom:1rem}h1{font-size:2.5rem;color:var(--main-header)}h2{font-size:2rem;color:var(--secondary-header)}h3{font-size:1.5rem;color:var(--secondary-header)}p{margin-bottom:1rem;color:var(--on-background)}a{color:var(--selected-card);text-decoration:none;transition:color .2s}a:hover{color:var(--font-text);text-decoration:underline}.app-container{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding:2rem;max-width:1200px;margin:0 auto;width:100%}.header{background-color:var(--main-header);padding:1rem 2rem;box-shadow:0 2px 8px #0000004d}.header-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.logo-container{display:flex;align-items:center;gap:1rem}.logo{height:50px;width:auto}.logo-text{font-size:1.5rem;font-weight:700;color:var(--font-text)}.nav{display:flex;gap:2rem;flex-wrap:wrap}.nav-link{color:var(--font-text);font-weight:400;padding:.5rem 1rem;border-radius:4px;transition:background-color .2s}.nav-link:hover{background-color:var(--secondary-header);text-decoration:none}.nav-link.active{background-color:var(--selected-card);color:var(--font-text)}.footer{background-color:var(--unselected-card);padding:2rem;margin-top:auto;text-align:center;color:var(--on-surface)}.footer-content{max-width:1200px;margin:0 auto}.footer-links{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;margin-bottom:1rem}.footer-link{color:var(--on-surface)}.footer-link:hover{color:var(--font-text)}.card{background-color:var(--surface);border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:0 4px 8px #0003}.card h2{margin-top:0}.btn{display:inline-block;padding:.75rem 1.5rem;background-color:var(--selected-card);color:var(--font-text);border:none;border-radius:8px;font-family:Arial,sans-serif;font-weight:700;font-size:1rem;cursor:pointer;transition:background-color .2s;text-decoration:none}.btn:hover{background-color:var(--main-header);text-decoration:none;color:var(--font-text)}.btn-primary{background-color:var(--selected-card)}.btn-primary:hover{background-color:var(--secondary-header)}.btn-download{background-color:var(--selected-card);font-size:1.2rem;padding:1rem 2rem;margin:2rem 0}.user-guide-content{background-color:var(--surface);border-radius:12px;padding:2rem;box-shadow:0 4px 8px #0003}.user-guide-content h1{color:var(--main-header);border-bottom:4px solid var(--selected-card);padding-bottom:1rem;margin-bottom:2rem}.user-guide-content h2{color:var(--secondary-header);margin-top:2rem;padding-left:1rem;border-left:5px solid var(--selected-card)}.user-guide-content h3{color:var(--secondary-header);margin-top:1.5rem}.user-guide-content p{color:var(--on-surface);margin-bottom:1rem}.user-guide-content ul,.user-guide-content ol{margin-left:2rem;margin-bottom:1rem;color:var(--on-surface)}.user-guide-content li{margin-bottom:.5rem}.user-guide-content a{color:var(--selected-card)}.user-guide-content a:hover{color:var(--font-text)}.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:2rem}.guide-card{background-color:var(--unselected-card);padding:1.5rem;border-radius:8px;border-left:4px solid var(--selected-card);transition:transform .2s,box-shadow .2s}.guide-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000004d}.guide-card h3{color:var(--font-text);margin-bottom:.5rem}.guide-card p{color:var(--on-surface);margin-bottom:1rem;font-size:.95rem}.guide-intro{background-color:var(--unselected-card);padding:1.5rem;border-radius:8px;margin-bottom:2rem;border-left:4px solid var(--selected-card)}.guide-intro p{color:var(--on-surface);font-size:1.1rem}@media (max-width: 768px){.header-content{flex-direction:column;align-items:flex-start}.nav{width:100%;flex-direction:column;gap:.5rem}.main-content{padding:1rem}h1{font-size:2rem}h2{font-size:1.5rem}}