:root{--primary-color:#12566f;--primary-hover:#0e4256;--secondary-color:#4ca1af;--bg-color:#fafafa;--text-main:#2d3142;--text-muted:#6b7280;--border-color:#e5e7eb;--white:#fff;--glass-bg:#ffffffd9;--shadow-sm:0 4px 6px #12566f0d;--shadow-md:0 10px 15px #12566f14}@media (prefers-color-scheme:dark){:root{--bg-color:#121212;--text-main:#f3f4f6;--text-muted:#9ca3af;--border-color:#374151;--white:#1e1e1e;--glass-bg:#1e1e1ed9;--shadow-sm:0 4px 6px #0000004d;--shadow-md:0 10px 15px #0006}}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg-color);max-width:100vw;color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:color .2s}a:hover{color:var(--primary-color)}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.page-wrapper{flex-direction:column;min-height:100vh;display:flex}.main-content{flex:1;padding:4rem 0}h1,h2,h3,h4,h5{margin-bottom:1rem;font-weight:700;line-height:1.2}h1{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:2.5rem}h2{padding-bottom:.5rem;font-size:2rem;position:relative}h2:after{content:"";background-color:var(--primary-color);border-radius:2px;width:50px;height:3px;position:absolute;bottom:0;left:0}p{color:var(--text-muted);margin-bottom:1.5rem}.header{z-index:1000;background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);padding:1rem 0;position:sticky;top:0}.header-container{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:0 2rem;display:flex}.logo{color:var(--text-main);font-size:1.5rem;font-weight:800}.logo span{color:var(--primary-color)}.nav-links{gap:1.5rem;display:flex}.nav-links a{font-size:.95rem;font-weight:500}.card{background:var(--white);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);border-radius:12px;padding:2rem;transition:transform .3s,box-shadow .3s}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-5px)}.footer{background-color:var(--white);border-top:1px solid var(--border-color);text-align:center;margin-top:auto;padding:3rem 0}.footer-nav{flex-wrap:wrap;justify-content:center;gap:1.5rem;margin-bottom:1.5rem;display:flex}.footer-nav a{color:var(--text-muted);font-size:.85rem}.footer p{color:var(--text-muted);font-size:.8rem}.btn{background-color:var(--primary-color);color:#fff;text-align:center;cursor:pointer;border:none;border-radius:8px;padding:.75rem 1.5rem;font-weight:600;transition:all .2s;display:inline-block}.btn:hover{background-color:var(--primary-hover);color:#fff;transform:scale(1.02)}.page-header{text-align:center;margin-bottom:3rem}.page-header p{max-width:600px;margin:0 auto;font-size:1.1rem}.layout-grid{grid-template-columns:1fr;align-items:start;gap:2rem;display:grid}@media (min-width:1024px){.layout-grid{grid-template-columns:1fr 300px;gap:3rem}}.sidebar{flex-direction:column;gap:2rem;display:flex}.sidebar-widget{background:var(--white);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);border-radius:12px;padding:1.5rem}.sidebar-widget h3{border-bottom:2px solid var(--primary-color);color:var(--text-main);margin-bottom:1rem;padding-bottom:.5rem;font-size:1.1rem;display:inline-block}.sidebar-widget ul{padding-left:0;list-style:none}.sidebar-widget li{margin-bottom:.75rem}.sidebar-widget li:last-child{margin-bottom:0}.sidebar-widget li a{color:var(--text-muted);font-size:.95rem}.sidebar-widget li a:hover{color:var(--primary-color);padding-left:4px}.search-box{width:100%;display:flex}.search-input{border:1px solid var(--border-color);color:var(--text-main);background:var(--bg-color);border-radius:8px 0 0 8px;outline:none;flex:1;padding:.75rem;font-family:inherit}.search-input:focus{border-color:var(--primary-color)}.search-btn{background-color:var(--primary-color);color:#fff;cursor:pointer;border:none;border-radius:0 8px 8px 0;padding:0 1rem;transition:background-color .2s}.search-btn:hover{background-color:var(--primary-hover)}