.collapsible-section{width:100%}.collapsible-trigger{border-bottom:1px solid var(--border);cursor:pointer;background:0 0;justify-content:space-between;align-items:center;gap:clamp(12px,2vw,16px);width:100%;padding:clamp(20px,3vw,32px) 0;display:flex;position:relative}.collapsible-trigger:after{content:"";background-color:var(--border);opacity:1;width:100%;height:1px;transition:opacity .3s ease-in-out;position:absolute;bottom:0;left:0}.collapsible-trigger[data-state=open]:after{opacity:0}.collapsible-content{border-bottom:1px solid var(--border);padding:clamp(20px,3vw,32px) 0}.collapsible-title{font-size:var(--font-size-h3);font-weight:300;font-family:var(--font-sans);color:var(--text-primary);flex:1;align-items:center;gap:clamp(12px,2vw,16px);display:flex}.collapsible-title .icon{align-items:center;display:flex}.toggle-icon{color:var(--text-primary);justify-content:center;align-items:center;width:clamp(20px,3vw,24px);height:clamp(20px,3vw,24px);display:flex}.chevron-icon{transition:transform .3s}.chevron-icon.chevron-open{transform:rotate(180deg)}:root.dark .collapsible-title{color:var(--text-primary)}:root.dark .toggle-icon{color:var(--text-tertiary)}