*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--color-primary:#e05a2b;--color-primary-dark:#c44d22;--color-primary-light:#f4784e;--color-primary-50:#fdf1ec;--color-primary-200:#f2a882;--color-gray-50:#f9fafb;--color-gray-100:#f3f4f6;--color-gray-200:#e5e7eb;--color-gray-300:#d1d5db;--color-gray-400:#9ca3af;--color-gray-500:#6b7280;--color-gray-600:#4b5563;--color-gray-700:#374151;--color-gray-800:#1f2937;--color-gray-900:#111827;--text-primary:#111827;--text-secondary:#374151;--text-tertiary:#6b7280;--bg-page:#ffffff;--bg-secondary:#f9fafb;--bg-card:#ffffff;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-display:"Segoe UI",system-ui,-apple-system,sans-serif;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--shadow-sm:0 1px 3px rgba(0,0,0,0.08);--shadow-md:0 4px 16px rgba(0,0,0,0.08);--shadow-lg:0 8px 32px rgba(0,0,0,0.10)}html{scroll-behavior:smooth}body{font-family:var(--font-sans);font-size:16px;line-height:1.6;color:var(--text-primary);background:var(--bg-page);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.container{max-width:1200px;margin:0 auto;padding:0 1.25rem}@media (min-width:768px){.container{padding:0 2rem}}.site-header{background:#fff;border-bottom:1px solid var(--color-gray-200);padding:.875rem 0;position:-webkit-sticky;position:sticky;top:0;z-index:100;box-shadow:0 1px 4px rgba(0,0,0,.05)}.site-header-inner{justify-content:space-between}.site-brand,.site-header-inner{display:flex;align-items:center}.site-brand{font-family:var(--font-display);font-size:1.1rem;font-weight:800;color:var(--text-primary);text-decoration:none;gap:8px}.site-brand-accent{color:var(--color-primary)}.site-nav{display:flex;align-items:center;gap:1.5rem;font-size:.88rem;font-weight:500}.site-nav a{color:var(--text-secondary);text-decoration:none;transition:color .15s ease}.site-nav a:hover{color:var(--color-primary);text-decoration:none}.site-footer{background:var(--color-gray-900);color:rgba(255,255,255,.6);padding:2.5rem 0;margin-top:4rem;font-size:.82rem}.site-footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.site-footer-brand{font-family:var(--font-display);font-weight:700;color:#fff;font-size:.95rem}.site-footer-links{display:flex;gap:1.5rem}.site-footer-links a{color:rgba(255,255,255,.5);text-decoration:none;transition:color .15s}.site-footer-links a:hover{color:#fff}.card{background:var(--bg-card);border:1px solid var(--color-gray-200);border-radius:var(--radius-lg);padding:1.5rem}.btn{display:inline-flex;align-items:center;gap:6px;font-weight:600;border-radius:var(--radius-sm);text-decoration:none;cursor:pointer;transition:all .18s ease;border:none;font-family:inherit;font-size:.875rem}.btn-primary{background:var(--color-primary);color:#fff;padding:10px 18px}.btn-primary:hover{background:var(--color-primary-dark);text-decoration:none;color:#fff}.btn-outline{background:transparent;border:1px solid var(--color-gray-300);color:var(--text-secondary);padding:9px 17px}.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary);text-decoration:none}.btn-sm{padding:7px 13px;font-size:.82rem}.article-disclaimer{background:var(--bg-secondary);border:1px solid var(--color-gray-200);border-radius:var(--radius-md);padding:1rem 1.25rem;font-size:.8rem;color:var(--text-tertiary);line-height:1.6}