.setup-requirements{padding:var(--spacing-3xl) 0;min-height:60vh}.setup-breadcrumb{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--color-brand-500);text-decoration:none;margin-bottom:var(--spacing-l);transition:color .2s ease}.setup-breadcrumb:hover{color:var(--color-brand-550)}.setup-breadcrumb svg{width:16px;height:16px;flex-shrink:0}.setup-subtitle{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--color-brand-500);margin-bottom:var(--spacing-xs)}.setup-title{font-size:36px;font-weight:700;line-height:1.15;letter-spacing:-.02em;color:var(--color-interface-1000);margin-bottom:var(--spacing-s)}.setup-intro{font-size:17px;line-height:1.6;color:var(--color-interface-700);margin-bottom:var(--spacing-2xl);max-width:640px}.setup-section{margin-bottom:var(--spacing-2xl)}.setup-section-title{font-size:26px;font-weight:700;line-height:1.3;color:var(--color-interface-1000);margin-bottom:var(--spacing-m);padding-bottom:var(--spacing-xs);border-bottom:2px solid var(--color-surface-200)}.setup-block{margin-bottom:var(--spacing-l);background:var(--color-surface-100);border:1px solid var(--color-surface-200);border-radius:var(--radius-s);padding:var(--spacing-m)}.setup-block-title{font-size:16px;font-weight:600;color:var(--color-interface-1000);margin-bottom:var(--spacing-s);display:flex;align-items:center;gap:8px}.setup-block-title-icon{width:20px;height:20px;color:var(--color-brand-500);flex-shrink:0}.setup-list{list-style:none;display:flex;flex-direction:column;gap:8px}.setup-list-item{display:flex;align-items:center;gap:10px;font-size:14px;line-height:1.5;color:var(--color-interface-800);padding:8px 12px;background:var(--color-surface-50);border:1px solid var(--color-surface-200);border-radius:var(--radius-2xs);transition:border-color .2s ease}.setup-list-item:hover{border-color:var(--color-brand-300)}.setup-list-item-bullet{width:6px;height:6px;background:var(--color-brand-500);border-radius:50%;flex-shrink:0}.setup-list-item code{font-family:SF Mono,Fira Code,Fira Mono,Roboto Mono,monospace;font-size:13px;background:var(--color-brand-100);color:var(--color-brand-550);padding:2px 8px;border-radius:4px;border:1px solid var(--color-brand-300)}.setup-list-item .arrow-sep{color:var(--color-interface-500);margin:0 2px}.platform-card{margin-bottom:var(--spacing-s);border:1px solid var(--color-surface-200);border-radius:var(--radius-s);overflow:hidden;background:var(--color-surface-50);transition:border-color .2s ease}.platform-card:hover{border-color:var(--color-brand-300)}.platform-card-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-s) var(--spacing-m);cursor:pointer;-webkit-user-select:none;user-select:none;background:var(--color-surface-100);transition:background-color .2s ease}.platform-card-header:hover{background:var(--color-surface-150)}.platform-card-header-left{display:flex;align-items:center;gap:var(--spacing-xs)}.platform-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;background:var(--gradient-brand);color:#fff;font-size:12px;font-weight:600;border-radius:var(--radius-full);letter-spacing:.02em}.platform-card-title{font-size:16px;font-weight:600;color:var(--color-interface-1000)}.platform-chevron{width:20px;height:20px;color:var(--color-interface-500);transition:transform .3s ease;flex-shrink:0}.platform-card.open .platform-chevron{transform:rotate(180deg)}.platform-card-content{padding:0 var(--spacing-m) var(--spacing-m);display:none}.platform-card.open .platform-card-content{display:block}.platform-subsection{margin-top:var(--spacing-m)}.platform-subsection-title{font-size:14px;font-weight:600;color:var(--color-interface-1000);margin-bottom:var(--spacing-xs)}.platform-subsection-label{font-size:13px;font-weight:500;color:var(--color-interface-700);margin-bottom:8px;margin-top:var(--spacing-s)}.product-settings-grid{display:grid;gap:var(--spacing-s);grid-template-columns:1fr}.setup-callout{display:flex;gap:var(--spacing-s);padding:var(--spacing-m);background:#fff8e6;border:1px solid #F5D779;border-radius:var(--radius-xs);margin-top:var(--spacing-m)}.setup-callout-icon{font-size:20px;flex-shrink:0;line-height:1.4}.setup-callout-content{flex:1}.setup-callout-title{font-size:14px;font-weight:600;color:var(--color-interface-1000);margin-bottom:4px}.setup-callout-text{font-size:14px;line-height:1.5;color:var(--color-interface-800)}@media(min-width:688px){.setup-requirements{padding:var(--spacing-4xl) 0}.setup-title{font-size:44px}.product-settings-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:1024px){.setup-title{font-size:48px}}