:root{--primary:#4f46e5;--primary-hover:#4338ca;--primary-light:#eff6ff;--primary-border:#bfdbfe;--bg-main:#fff;--bg-subtle:#f8fafc;--bg-input:#f8fafc;--text-main:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--border-hover:#cbd5e1;--border-focus:#4f46e5;--card-shadow:0 1px 3px 0 #00000012, 0 1px 2px -1px #00000012;--card-shadow-lg:0 10px 15px -3px #00000012, 0 4px 6px -4px #00000012;--font-sans:"Inter", system-ui, sans-serif;--topbar-height:64px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-subtle);color:var(--text-main);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.5}h1,h2,h3,h4{letter-spacing:-.025em;color:var(--text-main);font-weight:700}a{color:var(--primary);font-weight:500;text-decoration:none}a:hover{text-decoration:underline}.support-header{height:var(--topbar-height);background:var(--bg-main);border-bottom:1px solid var(--border);z-index:100;justify-content:space-between;align-items:center;padding:0 2rem;display:flex;position:sticky;top:0;box-shadow:0 1px 3px #0000000a}.brand{align-items:center;gap:.75rem;display:flex}.brand img{height:32px}.brand-text{color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase;border-left:2px solid var(--border);padding-left:.75rem;font-size:.875rem;font-weight:700}.nav-actions{align-items:center;gap:1rem;display:flex}.btn{cursor:pointer;border:1px solid #0000;border-radius:.5rem;justify-content:center;align-items:center;padding:.5rem 1rem;font-size:.875rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-outline{color:var(--text-main);border-color:var(--border);background:0 0}.btn-outline:hover{background:var(--bg-subtle);border-color:var(--border-hover)}.btn-ghost{color:var(--text-muted);background:0 0}.btn-ghost:hover{color:var(--text-main);background:var(--bg-subtle)}.container{max-width:1200px;margin:0 auto;padding:2.5rem 1.5rem}.hero-section{text-align:center;background:radial-gradient(circle at top, #f5f3ff 0%, var(--bg-subtle) 70%);padding:4rem 1rem 3.5rem}.hero-title{color:var(--text-main);background:linear-gradient(135deg, var(--text-main) 0%, #4338ca 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:1rem;font-size:2.75rem;font-weight:900;line-height:1.15}.hero-subtitle{color:var(--text-muted);max-width:600px;margin-bottom:2.5rem;margin-left:auto;margin-right:auto;font-size:1.125rem}.search-container{z-index:10;max-width:640px;margin:0 auto;position:relative}.search-bar{border:2px solid var(--border);background:var(--bg-main);width:100%;color:var(--text-main);border-radius:1rem;outline:none;padding:1.125rem 1.5rem 1.125rem 3.5rem;font-size:1.125rem;transition:all .2s;box-shadow:0 4px 20px -2px #4f46e514,0 2px 8px -1px #0000000a}.search-bar:focus{border-color:var(--primary);box-shadow:0 4px 20px -2px #4f46e526,0 0 0 4px #4f46e526}.search-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:1.25rem;transform:translateY(-50%)}.search-suggestions{background:var(--bg-main);border:1px solid var(--border);box-shadow:var(--card-shadow-lg);text-align:left;z-index:50;border-radius:1rem;max-height:380px;position:absolute;top:calc(100% + .5rem);left:0;right:0;overflow-y:auto}.suggestion-item{text-align:left;cursor:pointer;border:none;border-bottom:1px solid var(--bg-subtle);background:0 0;align-items:center;gap:.75rem;width:100%;padding:1rem 1.25rem;transition:all .15s;display:flex}.suggestion-item:last-child{border-bottom:none}.suggestion-item:hover,.suggestion-item.active{background:var(--primary-light)}.suggestion-item-title{color:var(--text-main);font-size:.9375rem;font-weight:600}.suggestion-item-desc{color:var(--text-muted);margin-top:.125rem;font-size:.8125rem}.highlight{color:#854d0e;background-color:#fef08a;border-radius:.125rem;padding:0 .125rem;font-weight:700}.recommendation-banner{background:linear-gradient(135deg,#eef2ff 0%,#e0e7ff 100%);border:1.5px solid #c7d2fe;border-radius:1rem;justify-content:space-between;align-items:center;gap:1.5rem;margin-bottom:2.5rem;padding:1.25rem 1.75rem;animation:.3s cubic-bezier(.16,1,.3,1) slideDown;display:flex;box-shadow:0 4px 6px -1px #4f46e50d}.recommendation-info{align-items:center;gap:1rem;display:flex}.recommendation-title{color:#3730a3;font-size:1rem;font-weight:700}.recommendation-desc{color:#4f46e5;margin-top:.125rem;font-size:.875rem}.section-title{align-items:center;gap:.5rem;margin-bottom:1.5rem;font-size:1.5rem;font-weight:800;display:flex}.faq-grid{grid-template-columns:1fr;gap:1rem;margin-bottom:3.5rem;display:grid}@media (width>=768px){.faq-grid{grid-template-columns:repeat(2,1fr)}}.faq-card{background:var(--bg-main);border:1px solid var(--border);cursor:pointer;box-shadow:var(--card-shadow);border-radius:.75rem;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;transition:all .2s cubic-bezier(.16,1,.3,1);display:flex}.faq-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #4f46e514}.faq-content{align-items:center;gap:.875rem;display:flex}.faq-title{color:var(--text-main);font-size:.9375rem;font-weight:600}.category-grid{grid-template-columns:1fr;gap:1.5rem;margin-bottom:4rem;display:grid}@media (width>=640px){.category-grid{grid-template-columns:repeat(2,1fr)}}@media (width>=1024px){.category-grid{grid-template-columns:repeat(3,1fr)}}.category-card{background:var(--bg-main);border:1px solid var(--border);cursor:pointer;box-shadow:var(--card-shadow);border-radius:1rem;flex-direction:column;height:100%;padding:1.75rem;transition:all .25s cubic-bezier(.16,1,.3,1);display:flex}.category-card:hover{border-color:var(--primary);box-shadow:0 10px 20px -5px #4f46e514, var(--card-shadow);transform:translateY(-4px)}.category-icon{background:var(--primary-light);width:3rem;height:3rem;color:var(--primary);border-radius:.75rem;justify-content:center;align-items:center;margin-bottom:1.25rem;display:flex}.category-title{color:var(--text-main);margin-bottom:.5rem;font-size:1.125rem;font-weight:700}.category-desc{color:var(--text-muted);flex-grow:1;font-size:.875rem}.category-link{color:var(--primary);text-transform:uppercase;letter-spacing:.05em;align-items:center;gap:.25rem;margin-top:1.25rem;font-size:.8125rem;font-weight:700;display:inline-flex}.contact-section{text-align:center;background:linear-gradient(135deg, var(--text-main) 0%, #1e1b4b 100%);color:#fff;box-shadow:var(--card-shadow-lg);border-radius:1.5rem;margin-top:2rem;padding:3.5rem 2rem}.contact-section h2{color:#fff;margin-bottom:.75rem;font-size:1.75rem}.contact-section p{color:#cbd5e1;max-width:500px;margin:0 auto 1.75rem}.contact-backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;background:#0f172a99;position:fixed;inset:0}.contact-drawer{background:var(--bg-main);z-index:210;border-left:1px solid var(--border);flex-direction:column;width:100%;max-width:480px;display:flex;position:fixed;top:0;bottom:0;right:0;box-shadow:-10px 0 30px #00000026}.drawer-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:1.5rem;display:flex}.drawer-body{flex-grow:1;padding:2rem 1.5rem;overflow-y:auto}.form-group{margin-bottom:1.25rem}.form-group label{color:var(--text-main);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-size:.8125rem;font-weight:700;display:block}.form-group input,.form-group textarea{border:1px solid var(--border);background:var(--bg-input);width:100%;font-family:var(--font-sans);border-radius:.5rem;outline:none;padding:.75rem 1rem;font-size:.9375rem;transition:all .15s}.form-group input:focus,.form-group textarea:focus{border-color:var(--primary);background:var(--bg-main);box-shadow:0 0 0 3px #4f46e51f}.detail-layout{grid-template-columns:1fr;align-items:start;gap:2rem;display:grid}@media (width>=1024px){.detail-layout{grid-template-columns:320px 1fr}}.detail-nav-card{background:var(--bg-main);border:1px solid var(--border);box-shadow:var(--card-shadow);top:calc(var(--topbar-height) + 1.5rem);border-radius:1rem;padding:1.5rem 1rem;position:sticky}.detail-nav-title{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;border-bottom:1px solid var(--border);margin-bottom:.75rem;padding:0 .75rem .75rem;font-size:.75rem;font-weight:800}.detail-nav-item{width:100%;color:var(--text-muted);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:.5rem;align-items:center;gap:.75rem;padding:.75rem .875rem;font-size:.9375rem;font-weight:600;transition:all .15s;display:flex}.detail-nav-item:hover{color:var(--text-main);background:var(--bg-subtle)}.detail-nav-item.active{color:var(--primary);background:var(--primary-light)}.detail-nav-bullet{background:currentColor;border-radius:50%;width:6px;height:6px}.detail-content-pane{background:var(--bg-main);border:1px solid var(--border);box-shadow:var(--card-shadow);border-radius:1rem;padding:2rem}.detail-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:2rem;padding-bottom:1.5rem;display:flex}.detail-header-left{align-items:center;gap:1rem;display:flex}.detail-header-icon{background:var(--primary-light);width:2.75rem;height:2.75rem;color:var(--primary);border-radius:.5rem;flex-shrink:0;justify-content:center;align-items:center;display:flex}.guide-step-container{grid-template-columns:1fr;gap:2rem;display:grid}@media (width>=768px){.guide-step-container{grid-template-columns:1.1fr .9fr}}.steps-list{flex-direction:column;gap:1.5rem;display:flex}.step-row{cursor:pointer;border:1px solid #0000;border-radius:.75rem;gap:1rem;padding:1rem;transition:all .2s;display:flex}.step-row.active{background:var(--primary-light);border-color:#dbeafe}.step-number{background:var(--text-muted);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:1.75rem;height:1.75rem;font-size:.8125rem;font-weight:700;display:flex}.step-row.active .step-number{background:var(--primary)}.step-text h4{margin-bottom:.375rem;font-size:1rem;font-weight:700}.step-text p{color:var(--text-muted);font-size:.875rem;line-height:1.45}.step-row.active .step-text p{color:#1e3a8a}.mockup-pane{border:1.5px solid var(--border);background:#f1f5f9;border-radius:.75rem;flex-direction:column;min-height:320px;padding:1.25rem;display:flex;box-shadow:inset 0 2px 4px #00000005}.mockup-header{border-bottom:1px solid #cbd5e1;align-items:center;gap:6px;height:24px;margin-bottom:12px;padding-bottom:8px;display:flex}.mockup-dot{background:#cbd5e1;border-radius:50%;width:8px;height:8px}.mockup-dot:first-child{background:#f87171}.mockup-dot:nth-child(2){background:#fbbf24}.mockup-dot:nth-child(3){background:#34d399}.mockup-body{box-shadow:var(--card-shadow);background:#fff;border:1px solid #e2e8f0;border-radius:.5rem;flex-direction:column;flex-grow:1;justify-content:center;padding:1rem;display:flex;position:relative;overflow:hidden}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}