:root{--bg-main:#f8fafc;--bg-surface:#ffffff;--bg-subtle:#f1f5f9;--bg-card:#ffffff;--bg-card-hover:#f8fafc;--border:#e2e8f0;--border-focus:#3b82f6;--text-main:#0f172a;--text-muted:#64748b;--text-subtle:#94a3b8;--primary:#2563eb;--primary-hover:#1d4ed8;--primary-subtle:#eff6ff;--accent:#10b981;--accent-hover:#059669;--accent-subtle:#ecfdf5;--danger:#ef4444;--danger-subtle:#fef2f2;--warning:#f59e0b;--warning-subtle:#fffbeb;--code-bg:#0f172a;--code-text:#e2e8f0;--editor-border:#334155;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -2px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -4px rgba(0,0,0,0.1);--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px}[data-theme="dark"]{--bg-main:#090d16;--bg-surface:#0f172a;--bg-subtle:#1e293b;--bg-card:#131d31;--bg-card-hover:#1a2744;--border:#24344d;--border-focus:#60a5fa;--text-main:#f8fafc;--text-muted:#94a3b8;--text-subtle:#64748b;--primary:#3b82f6;--primary-hover:#60a5fa;--primary-subtle:rgba(59,130,246,0.15);--accent:#10b981;--accent-hover:#34d399;--accent-subtle:rgba(16,185,129,0.15);--danger:#f87171;--danger-subtle:rgba(239,68,68,0.15);--warning:#fbbf24;--warning-subtle:rgba(245,158,11,0.15);--code-bg:#050811;--code-text:#e2e8f0;--editor-border:#1e293b;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.5);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.4);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.5)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-family:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.5;scroll-behavior:smooth;overflow-x:hidden;background-color:var(--bg-main);color:var(--text-main)}body{overflow-x:hidden;width:100%;max-width:100vw;background-color:var(--bg-main);color:var(--text-main);display:flex;flex-direction:column;min-height:100vh;transition:background-color 0.25s ease,color 0.25s ease}h1,h2,h3,h4,h5,h6{font-family:'Outfit','Inter',sans-serif;font-weight:700;line-height:1.25;color:var(--text-main)}a{color:inherit;text-decoration:none;transition:color 0.2s ease}button{font-family:inherit;cursor:pointer;border:none;outline:none;background:none}input,textarea,select{font-family:inherit;color:inherit}.container{width:100%;max-width:1320px;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px}.navbar{position:sticky;top:0;z-index:100;background-color:var(--bg-surface);border-bottom:1px solid var(--border);backdrop-filter:blur(12px);transition:background-color 0.25s ease,border-color 0.25s ease}.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:70px;gap:16px}.brand-logo{display:flex;align-items:center;gap:10px;font-family:'Outfit',sans-serif;font-size:1.4rem;font-weight:800;letter-spacing:-0.02em;color:var(--text-main)}.brand-badge{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#ffffff;padding:3px 8px;border-radius:6px;font-size:0.72rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em}.nav-links{display:flex;align-items:center;gap:8px;list-style:none}.nav-item{position:relative}.nav-link{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-sm);font-size:0.92rem;font-weight:500;color:var(--text-muted);transition:all 0.2s ease}.nav-link:hover,.nav-link.active{color:var(--primary);background-color:var(--primary-subtle)}.nav-dropdown{position:relative}.nav-dropdown-toggle{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-sm);font-size:0.92rem;font-weight:500;color:var(--text-muted);cursor:pointer}.nav-dropdown-toggle:hover{color:var(--primary);background-color:var(--primary-subtle)}.nav-dropdown-toggle svg{width:14px;height:14px;transition:transform 0.2s ease}.nav-dropdown:hover .nav-dropdown-toggle svg,.nav-dropdown.active .nav-dropdown-toggle svg{transform:rotate(180deg)}.nav-dropdown-menu{position:absolute;top:100%;left:0;display:none;min-width:580px;background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:16px;z-index:120}.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown:focus-within .nav-dropdown-menu,.nav-dropdown.open .nav-dropdown-menu{display:block}.dropdown-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.dropdown-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-sm);font-size:0.86rem;font-weight:500;color:var(--text-main);transition:all 0.15s ease}.dropdown-item:hover{background-color:var(--primary-subtle);color:var(--primary);transform:translateX(2px)}.dropdown-item svg{width:16px;height:16px;color:var(--primary);flex-shrink:0}.nav-actions{display:flex;align-items:center;gap:12px}.theme-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--radius-sm);background-color:var(--bg-subtle);border:1px solid var(--border);color:var(--text-main);transition:all 0.2s ease}.theme-btn:hover{background-color:var(--border)}.theme-btn svg{width:18px;height:18px}.sun-icon{display:none}[data-theme="dark"] .sun-icon{display:block}[data-theme="dark"] .moon-icon{display:none}.mobile-menu-btn{display:none;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--radius-sm);background-color:var(--bg-subtle);border:1px solid var(--border);color:var(--text-main)}.mobile-menu-btn svg{width:20px;height:20px}.mobile-nav{display:none;background-color:var(--bg-surface);border-bottom:1px solid var(--border);padding:16px 20px}.mobile-nav.open{display:block}.mobile-nav-list{list-style:none;display:flex;flex-direction:column;gap:8px}.mobile-nav-link{display:block;padding:10px 12px;border-radius:var(--radius-sm);font-weight:500;color:var(--text-main)}.mobile-nav-link:hover{background-color:var(--primary-subtle);color:var(--primary)}.mobile-nav-dropdown-title{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted);padding:8px 12px 4px}.mobile-nav-dropdown-grid{display:grid;grid-template-columns:1fr;gap:4px;padding-left:8px}.breadcrumb-section{padding:14px 0;background-color:var(--bg-subtle);border-bottom:1px solid var(--border)}.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:8px;list-style:none;font-size:0.85rem;color:var(--text-muted)}.breadcrumb-item a{color:var(--text-muted);transition:color 0.15s ease}.breadcrumb-item a:hover{color:var(--primary)}.breadcrumb-separator{color:var(--text-subtle)}.breadcrumb-item.current{color:var(--primary);font-weight:600}.hero-section{padding:40px 0 24px;position:relative;background:radial-gradient(circle at 50% 0%,rgba(37,99,235,0.08),transparent 70%)}.hero-header{text-align:center;max-width:880px;margin:0 auto 30px}.hero-badges{display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:16px}.hero-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:9999px;font-size:0.78rem;font-weight:600;background-color:var(--primary-subtle);color:var(--primary);border:1px solid rgba(37,99,235,0.2)}.hero-pill svg{width:14px;height:14px}.hero-title{font-size:clamp(2rem,4vw,3rem);font-weight:800;letter-spacing:-0.03em;margin-bottom:12px}.text-gradient{background:linear-gradient(135deg,#2563eb,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:1.08rem;color:var(--text-muted);max-width:680px;margin:0 auto}.studio-card{background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;margin-bottom:30px}.studio-presets{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 18px;background-color:var(--bg-subtle);border-bottom:1px solid var(--border);font-size:0.85rem}.presets-label{font-weight:600;color:var(--text-muted);margin-right:4px;display:flex;align-items:center;gap:6px}.preset-chip{padding:5px 12px;background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:0.8rem;font-weight:500;color:var(--text-main);transition:all 0.15s ease}.preset-chip:hover{border-color:var(--primary);color:var(--primary);background-color:var(--primary-subtle)}.studio-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:12px 18px;background-color:var(--bg-surface);border-bottom:1px solid var(--border)}.toolbar-group{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border-radius:var(--radius-sm);font-size:0.88rem;font-weight:600;transition:all 0.18s ease;white-space:nowrap}.btn svg{width:16px;height:16px}.btn-primary{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#ffffff;box-shadow:0 2px 4px rgba(37,99,235,0.25)}.btn-primary:hover{background:linear-gradient(135deg,#1d4ed8,#1e40af);transform:translateY(-1px);box-shadow:0 4px 8px rgba(37,99,235,0.35)}.btn-secondary{background-color:var(--bg-subtle);border:1px solid var(--border);color:var(--text-main)}.btn-secondary:hover{background-color:var(--border);color:var(--text-main)}.btn-accent{background:linear-gradient(135deg,#10b981,#059669);color:#ffffff}.btn-accent:hover{background:linear-gradient(135deg,#059669,#047857)}.btn-danger-outline{border:1px solid var(--border);color:var(--text-muted)}.btn-danger-outline:hover{background-color:var(--danger-subtle);color:var(--danger);border-color:var(--danger)}.btn-icon-only{padding:8px;width:36px;height:36px}.settings-dropdown{position:relative}.settings-menu{position:absolute;top:100%;right:0;display:none;min-width:290px;background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:14px;z-index:110}.settings-dropdown.open .settings-menu{display:block}.settings-item{margin-bottom:12px}.settings-item:last-child{margin-bottom:0}.settings-label{display:block;font-size:0.8rem;font-weight:600;color:var(--text-muted);margin-bottom:6px}.settings-select{width:100%;padding:7px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);background-color:var(--bg-main);color:var(--text-main);font-size:0.85rem}.settings-checkbox-label{display:flex;align-items:center;gap:8px;font-size:0.85rem;color:var(--text-main);cursor:pointer;margin-bottom:6px}.status-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:8px 18px;background-color:var(--bg-subtle);border-bottom:1px solid var(--border);font-size:0.82rem}.validation-indicator{display:flex;align-items:center;gap:6px;font-weight:600}.valid-badge{color:var(--accent)}.error-badge{color:var(--danger)}.info-badge{color:var(--warning)}.status-badges-group{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.status-chip{padding:2px 8px;border-radius:4px;font-size:0.74rem;font-weight:600;background-color:var(--primary-subtle);color:var(--primary)}.studio-grid{display:grid;grid-template-columns:1fr 1fr;min-height:480px;background-color:var(--code-bg)}.studio-grid.stacked{grid-template-columns:1fr}.studio-panel{display:flex;flex-direction:column;position:relative;border-right:1px solid var(--editor-border)}.studio-panel:last-child{border-right:none}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background-color:rgba(0,0,0,0.2);border-bottom:1px solid var(--editor-border);color:#94a3b8;font-size:0.8rem;font-weight:600}.panel-title{display:flex;align-items:center;gap:6px}.panel-meta{display:flex;align-items:center;gap:12px;font-size:0.76rem;color:#64748b}.editor-wrapper{position:relative;flex:1;display:flex;min-height:380px}.code-textarea{width:100%;height:100%;min-height:380px;padding:16px;background-color:transparent;color:var(--code-text);border:none;outline:none;resize:none;font-family:ui-monospace,'Fira Code','Cascadia Code','Source Code Pro',Menlo,Consolas,monospace;font-size:0.88rem;line-height:1.6;tab-size:4;white-space:pre;word-break:normal;overflow-wrap:normal}.code-textarea.wrap-text{white-space:pre-wrap;word-break:break-all}.code-output{width:100%;height:100%;min-height:380px;margin:0;padding:16px;background-color:transparent;color:#a7f3d0;font-family:ui-monospace,'Fira Code','Cascadia Code','Source Code Pro',Menlo,Consolas,monospace;font-size:0.88rem;line-height:1.6;overflow:auto;white-space:pre}.code-output.wrap-text{white-space:pre-wrap;word-break:break-all}.code-output code{font-family:inherit}.drop-zone-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background-color:rgba(37,99,235,0.85);display:none;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#ffffff;z-index:50;pointer-events:none}.studio-panel.drag-active .drop-zone-overlay{display:flex}.stats-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:10px 18px;background-color:var(--bg-surface);border-top:1px solid var(--border);font-size:0.8rem;color:var(--text-muted)}.stats-list{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.stat-item{display:flex;align-items:center;gap:6px}.stat-value{font-weight:700;color:var(--text-main)}.tools-preview-section{padding:30px 0;background-color:var(--bg-subtle);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.section-header-compact{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.section-title-compact{font-size:1.25rem;font-weight:700}.tools-grid-noscoll{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.tool-badge-card{display:flex;align-items:center;gap:8px;padding:10px 12px;background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:0.84rem;font-weight:600;color:var(--text-main);transition:all 0.15s ease}.tool-badge-card:hover{background-color:var(--primary-subtle);border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}.tool-badge-card svg{width:16px;height:16px;color:var(--primary);flex-shrink:0}.features-section{padding:60px 0;background-color:var(--bg-main)}.section-header{text-align:center;max-width:720px;margin:0 auto 40px}.section-tag{display:inline-block;font-size:0.8rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--primary);margin-bottom:8px}.section-title{font-size:2.1rem;margin-bottom:12px}.section-desc{color:var(--text-muted);font-size:1.02rem}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.feature-card{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;box-shadow:var(--shadow-sm);transition:all 0.2s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary)}.feature-icon-wrapper{width:48px;height:48px;border-radius:var(--radius-sm);background-color:var(--primary-subtle);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:16px}.feature-icon-wrapper svg{width:24px;height:24px}.feature-title{font-size:1.2rem;margin-bottom:8px}.feature-text{color:var(--text-muted);font-size:0.92rem;line-height:1.6}.how-it-works-section{padding:60px 0;background-color:var(--bg-subtle);border-top:1px solid var(--border)}.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.step-card{background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;position:relative}.step-number{position:absolute;top:-14px;left:20px;width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#ffffff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:0.9rem;box-shadow:var(--shadow-sm)}.step-title{font-size:1.15rem;margin-top:8px;margin-bottom:8px}.step-text{color:var(--text-muted);font-size:0.88rem;line-height:1.6}.article-section{padding:60px 0;background-color:var(--bg-main);border-top:1px solid var(--border)}.article-container{max-width:860px;margin:0 auto}.article-content{color:var(--text-main);font-size:1.02rem;line-height:1.8}.article-content p{margin-bottom:20px;color:var(--text-muted)}.article-content h2{font-size:1.6rem;margin-top:32px;margin-bottom:14px;color:var(--text-main)}.article-content h3{font-size:1.25rem;margin-top:24px;margin-bottom:12px;color:var(--text-main)}.code-snippet-box{background-color:var(--code-bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 18px;margin:18px 0;overflow-x:auto}.code-snippet-box code{color:#38bdf8;font-family:ui-monospace,'Fira Code',monospace;font-size:0.88rem}.faq-section{padding:60px 0;background-color:var(--bg-subtle);border-top:1px solid var(--border)}.faq-list{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:14px}.faq-item{background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:border-color 0.2s ease}.faq-item:hover{border-color:var(--primary)}.faq-question-btn{width:100%;display:flex;align-items:center;justify-content:space-between;padding:18px 20px;text-align:left;font-size:1.05rem;font-weight:600;color:var(--text-main)}.faq-question-btn svg{width:18px;height:18px;color:var(--text-muted);transition:transform 0.2s ease;flex-shrink:0}.faq-item.active .faq-question-btn svg{transform:rotate(180deg);color:var(--primary)}.faq-answer{display:none;padding:0 20px 20px;color:var(--text-muted);font-size:0.94rem;line-height:1.7}.faq-item.active .faq-answer{display:block}.cta-section{padding:70px 0;background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#ffffff;text-align:center;position:relative;overflow:hidden}.cta-content{max-width:720px;margin:0 auto;position:relative;z-index:10}.cta-title{color:#ffffff;font-size:2.2rem;margin-bottom:12px}.cta-desc{color:#e0e7ff;font-size:1.05rem;margin-bottom:28px}.cta-buttons{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}.btn-cta-primary{background-color:#ffffff;color:#1e40af;font-weight:700;box-shadow:0 4px 12px rgba(0,0,0,0.15)}.btn-cta-primary:hover{background-color:#f8fafc;transform:translateY(-2px)}.btn-cta-secondary{background-color:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.35);color:#ffffff;backdrop-filter:blur(8px)}.btn-cta-secondary:hover{background-color:rgba(255,255,255,0.25);transform:translateY(-2px)}.footer{background-color:var(--bg-surface);border-top:1px solid var(--border);padding:50px 0 24px;color:var(--text-muted)}.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}.footer-brand p{margin-top:12px;font-size:0.9rem;line-height:1.6;max-width:320px}.footer-col-title{font-size:0.95rem;font-weight:700;color:var(--text-main);margin-bottom:16px;text-transform:uppercase;letter-spacing:0.05em}.footer-links{list-style:none;display:flex;flex-direction:column;gap:9px;font-size:0.88rem}.footer-links a:hover{color:var(--primary)}.footer-bottom{padding-top:24px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:0.82rem}.footer-disclaimer{width:100%;font-size:0.78rem;color:var(--text-subtle);line-height:1.5;margin-top:8px}.cookie-banner{position:fixed;bottom:20px;left:20px;right:20px;max-width:540px;margin:0 auto;background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:16px 20px;display:none;align-items:center;justify-content:space-between;gap:16px;z-index:999}.cookie-banner.show{display:flex}.cookie-text{font-size:0.85rem;color:var(--text-muted)}.cookie-text a{color:var(--primary);text-decoration:underline}.cookie-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.toast{position:fixed;top:80px;right:20px;padding:12px 18px;border-radius:var(--radius-sm);background-color:#0f172a;color:#ffffff;font-size:0.86rem;font-weight:500;box-shadow:var(--shadow-lg);display:none;align-items:center;gap:8px;z-index:1000;animation:slideIn 0.2s ease forwards}.toast.show{display:flex}@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}@media (max-width:1024px){.tools-grid-noscoll{grid-template-columns:repeat(3,1fr)}.features-grid{grid-template-columns:repeat(2,1fr)}.steps-grid{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1fr 1fr}}@media (max-width:768px){.nav-links,.nav-dropdown{display:none}.mobile-menu-btn{display:flex}.studio-grid{grid-template-columns:1fr}.studio-panel{border-right:none;border-bottom:1px solid var(--editor-border)}.studio-panel:last-child{border-bottom:none}.tools-grid-noscoll{grid-template-columns:repeat(2,1fr)}.features-grid{grid-template-columns:1fr}.steps-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.footer-bottom{flex-direction:column;text-align:center}.cookie-banner{flex-direction:column;align-items:stretch}.cookie-actions{justify-content:flex-end}}