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li:before{content:counter(step-counter);background:var(--brand-primary);color:#fff;border-radius:var(--radius-sm);justify-content:center;align-items:center;width:30px;height:30px;font-size:13px;font-weight:700;display:flex;position:absolute;top:0;left:0}.check-list{margin:12px 0 20px;padding:0;list-style:none}.check-list li{margin-bottom:8px;padding-left:28px;font-size:14px;line-height:1.6;position:relative}.check-list li:before{content:"✓";color:#10b981;font-size:15px;font-weight:700;position:absolute;top:0;left:0}.faq-item{background:var(--surface-card);border:1px solid var(--border-light);border-radius:var(--radius-md);transition:box-shadow var(--duration-normal);margin-bottom:10px;overflow:hidden}.faq-item:hover{box-shadow:var(--shadow-sm)}.faq-question{width:100%;color:var(--text-primary);cursor:pointer;text-align:left;transition:color var(--duration-fast);background:0 0;border:none;justify-content:space-between;align-items:center;padding:16px 20px;font-family:inherit;font-size:14px;font-weight:600;display:flex}.faq-question:hover{color:var(--brand-primary)}.faq-question .chevron{width:18px;height:18px;transition:transform var(--duration-normal) var(--ease-out);opacity:.5;flex-shrink:0}.faq-question.open .chevron{transform:rotate(180deg)}.faq-answer{max-height:0;transition:max-height var(--duration-slow) var(--ease-out);overflow:hidden}.faq-answer-inner{color:var(--text-secondary);padding:0 20px 18px;font-size:14px;line-height:1.65}.support-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin:20px 0;display:grid}.support-card{background:var(--surface-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);text-align:center;transition:all var(--duration-normal) var(--ease-out);padding:28px 24px}.support-card:hover{box-shadow:var(--shadow-lg);border-color:var(--brand-primary-light);transform:translateY(-3px)}.support-card-icon{border-radius:var(--radius-lg);background:var(--brand-primary-subtle);width:52px;height:52px;color:var(--brand-primary);justify-content:center;align-items:center;margin:0 auto 16px;font-size:24px;display:flex}.support-card h4{color:var(--text-primary);margin-top:0;margin-bottom:6px;font-size:15px;font-weight:700}.support-card p{color:var(--text-secondary);margin-bottom:14px;font-size:13px}.support-card a{color:var(--brand-primary);font-size:13px;font-weight:600}.doc-footer{border-top:1px solid var(--border-light);color:var(--text-tertiary);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:64px;padding:24px 0;font-size:13px;display:flex}.doc-footer a{color:var(--text-tertiary);font-weight:500}.doc-footer a:hover{color:var(--brand-primary)}.back-to-top{border-radius:var(--radius-md);background:var(--brand-primary);color:#fff;cursor:pointer;width:42px;height:42px;box-shadow:var(--shadow-lg), var(--shadow-glow);opacity:0;visibility:hidden;transition:all var(--duration-normal) var(--ease-out);z-index:40;border:none;justify-content:center;align-items:center;display:flex;position:fixed;bottom:28px;right:28px;transform:translateY(12px)}.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}.back-to-top:hover{background:var(--brand-primary-dark);transform:translateY(-2px)}.back-to-top svg{width:20px;height:20px}.sidebar-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:90;opacity:0;visibility:hidden;transition:all var(--duration-normal);background:#0f172a80;position:fixed;inset:0}.sidebar-overlay.visible{opacity:1;visibility:visible}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:fadeIn .5s var(--ease-out) forwards}.delay-1{opacity:0;animation-delay:50ms}.delay-2{opacity:0;animation-delay:.1s}.delay-3{opacity:0;animation-delay:.15s}.delay-4{opacity:0;animation-delay:.2s}.doc-table{border-collapse:collapse;border-radius:var(--radius-md);border:1px solid var(--border-light);width:100%;margin:16px 0 24px;font-size:14px;overflow:hidden}.doc-table th{background:var(--brand-primary-subtle);color:var(--text-primary);text-align:left;text-transform:uppercase;letter-spacing:.03em;padding:12px 16px;font-size:13px;font-weight:600}.doc-table td{border-top:1px solid var(--border-light);padding:11px 16px}.doc-table tr:hover td{background:var(--brand-primary-subtle)}@media (width<=1200px){.doc-toc{display:none}}@media (width<=1024px){.doc-sidebar{transform:translate(-100%)}.doc-sidebar.open{transform:translate(0)}.doc-main{margin-left:0}.mobile-menu-btn{display:flex}.doc-content{padding:32px 24px 64px}.feature-grid{grid-template-columns:1fr}}@media (width<=640px){.doc-content{padding:24px 16px 48px}.doc-hero{padding:28px 24px}.doc-hero h1{font-size:1.5rem}.doc-content h1{font-size:1.75rem}.doc-content h2{font-size:1.3rem}.info-grid{grid-template-columns:1fr}.hero-badges{flex-direction:column}.doc-header{padding:0 16px}}.screenshot-placeholder{background:var(--surface-code);border:2px dashed var(--border-light);border-radius:var(--radius-md);text-align:center;transition:all var(--duration-normal) var(--ease-out);flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:220px;margin:20px 0 24px;padding:48px 24px;display:flex}.screenshot-placeholder:hover{border-color:var(--brand-primary-light);background:var(--brand-primary-subtle)}.screenshot-placeholder .placeholder-icon{border-radius:var(--radius-md);background:var(--brand-primary-subtle);width:48px;height:48px;color:var(--brand-primary);justify-content:center;align-items:center;display:flex}.screenshot-placeholder .placeholder-icon svg{width:24px;height:24px}.screenshot-placeholder .placeholder-label{color:var(--text-tertiary);letter-spacing:.02em;font-size:13px;font-weight:600}.screenshot-placeholder .placeholder-hint{color:var(--text-tertiary);opacity:.7;font-size:11.5px}.screenshot-img{border:1px solid var(--border-light);border-radius:var(--radius-md);width:100%;box-shadow:var(--shadow-md);margin:20px 0 24px}@media print{.doc-sidebar,.doc-header,.doc-toc,.back-to-top,.mobile-menu-btn,.theme-toggle{display:none!important}.doc-main{margin-left:0!important}.doc-content{max-width:100%;padding:0}body{color:#000;background:#fff}}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}