:root{color-scheme:light;--primary:#4F46E5;--primary-hover:#4338CA;--secondary:#10B981;--bg-color:#F8FAFC;--text-main:#0F172A;--text-muted:#64748B;--text-secondary:var(--text-muted);--surface:#FFFFFF;--surface-muted:#F8FAFC;--surface-subtle:#F1F5F9;--surface-elevated:#FAFBFC;--surface-overlay:rgba(255, 255, 255, 0.72);--surface-overlay-strong:rgba(255, 255, 255, 0.82);--surface-overlay-border:rgba(255, 255, 255, 0.32);--border-color:#E2E8F0;--shadow-sm:0 1px 2px 0 rgb(0 0 0 / 0.05);--shadow-md:0 4px 6px -1px rgb(0 0 0 / 0.1),0 2px 4px -2px rgb(0 0 0 / 0.1);--shadow-lg:0 10px 15px -3px rgb(0 0 0 / 0.1),0 4px 6px -4px rgb(0 0 0 / 0.1);--article-heading:#334155;--article-body:#475569;--checker-base:#F1F5F9;--checker-accent:#E2E8F0;--input-bg:#FDFDFE;--input-placeholder:#A0AEC0;--editor-output-bg:#1E1E2E;--editor-output-muted:#555570;--editor-output-text:#CDD6F4;--editor-output-brace:#BAC2DE;--editor-output-punct:#6C7086;--editor-output-toggle:#585B70;--inverse-surface:#0F172A;--inverse-text:#E2E8F0;--body-gradient:radial-gradient(at 0% 0%, hsla(253,16%,7%,0.03) 0, transparent 50%),radial-gradient(at 50% 0%, hsla(225,39%,30%,0.03) 0, transparent 50%),radial-gradient(at 100% 0%, hsla(339,49%,30%,0.03) 0, transparent 50%);--radius-sm:0.375rem;--radius-lg:1rem;--radius-md:0.5rem;--transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1)}@media (prefers-color-scheme:dark){:root{color-scheme:dark;--bg-color:#020617;--text-main:#E2E8F0;--text-muted:#94A3B8;--surface:#0F172A;--surface-muted:#111827;--surface-subtle:#1E293B;--surface-elevated:#162033;--surface-overlay:rgba(15, 23, 42, 0.78);--surface-overlay-strong:rgba(15, 23, 42, 0.88);--surface-overlay-border:rgba(148, 163, 184, 0.16);--border-color:#334155;--shadow-sm:0 1px 2px 0 rgb(0 0 0 / 0.45);--shadow-md:0 10px 25px -12px rgb(0 0 0 / 0.65),0 8px 10px -8px rgb(0 0 0 / 0.45);--shadow-lg:0 25px 50px -12px rgb(0 0 0 / 0.65),0 12px 24px -16px rgb(0 0 0 / 0.5);--article-heading:#CBD5E1;--article-body:#94A3B8;--checker-base:#0B1220;--checker-accent:#1E293B;--input-bg:#0B1120;--input-placeholder:#64748B;--editor-output-bg:#0B1120;--editor-output-muted:#7C8098;--editor-output-text:#D7E3FF;--editor-output-brace:#B6C2E0;--editor-output-punct:#7C8098;--editor-output-toggle:#8A90AA;--inverse-surface:#020617;--inverse-text:#E2E8F0;--body-gradient:radial-gradient(at 0% 0%, rgba(79, 70, 229, 0.24) 0, transparent 42%),radial-gradient(at 50% 0%, rgba(56, 189, 248, 0.12) 0, transparent 42%),radial-gradient(at 100% 0%, rgba(16, 185, 129, 0.1) 0, transparent 38%)}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-main);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;background-image:var(--body-gradient)}html[data-lt-i18n-pending] [data-i18n-html],html[data-lt-i18n-pending] [data-i18n],html[data-lt-i18n-pending] app-footer,html[data-lt-i18n-pending] app-header{visibility:hidden}a{text-decoration:none;color:var(--primary);transition:var(--transition)}a:hover{color:var(--primary-hover)}ul{list-style:none}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.main-content{flex:1;padding:3rem 0}h1,h2,h3,h4{font-weight:700;line-height:1.2;color:var(--text-main);margin-bottom:1rem}p{margin-bottom:1rem;color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:500;cursor:pointer;transition:var(--transition);border:none;font-size:1rem}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:0 4px 14px 0 rgb(79 70 229 / 39%)}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px);color:#fff}.btn-outline{background-color:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-outline:hover{background-color:rgba(79,70,229,.05)}.glass-card{background:var(--surface-overlay);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--surface-overlay-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:2rem;transition:var(--transition)}.glass-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.app-header{background:var(--surface-overlay-strong);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:50}.app-header .container{display:flex;justify-content:space-between;align-items:center;min-height:4.5rem;height:auto;padding:.75rem 0;gap:1rem}.logo{font-size:1.5rem;font-weight:700;color:var(--text-main);display:flex;align-items:center;gap:.5rem;flex:0 0 auto;white-space:nowrap}.logo span{color:var(--primary)}.nav-links{display:flex;flex:1 1 auto;min-width:0;justify-content:flex-end;flex-wrap:wrap;gap:clamp(.75rem,2vw,1.5rem);align-items:center}.nav-links a{color:var(--text-muted);font-weight:500;white-space:nowrap;font-size:clamp(.9rem, 1.2vw, 1rem)}.nav-links a.active,.nav-links a:hover{color:var(--primary)}.app-footer{background-color:var(--surface);border-top:1px solid var(--border-color);padding:3rem 0;margin-top:auto}.footer-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.5rem}.footer-links{display:flex;gap:1.5rem}.footer-links a{color:var(--text-muted)}.footer-links a:hover{color:var(--primary)}.article-content{max-width:800px;margin:4rem auto;background:var(--surface);border-radius:var(--radius-lg);padding:3rem;box-shadow:var(--shadow-sm);border:1px solid var(--border-color)}.article-content h2{font-size:1.8rem;margin-top:2rem;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-color)}.article-content h3{font-size:1.3rem;margin-top:1.5rem;color:var(--article-heading)}.article-content li,.article-content p{font-size:1.05rem;color:var(--article-body);line-height:1.8}.article-content ol,.article-content ul{margin-bottom:1.5rem;padding-left:1.5rem}.article-content li{margin-bottom:.5rem}.faq-item{margin-bottom:1.5rem}.faq-question{font-weight:600;color:var(--text-main);margin-bottom:.5rem}.text-center{text-align:center}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.mb-8{margin-bottom:2rem}.mt-4{margin-top:1rem}.mt-8{margin-top:2rem}@media (max-width:768px){.nav-links{display:none}.article-content{padding:1.5rem;margin:2rem auto}.app-header .container{justify-content:center}}