.projects-hero{padding:160px 0 var(--sp-12);margin:0 auto;position:relative;overflow:hidden}.projects-hero h1{font-size:clamp(var(--text-4xl),6vw,var(--text-6xl));font-weight:800;line-height:1.05;letter-spacing:-.03em;margin-bottom:var(--sp-6);color:navy}.projects-hero p{font-size:var(--text-lg);color:var(--text-2);max-width:65ch;line-height:1.8;font-weight:300;margin-bottom:var(--sp-10)}.filter-toggles{display:flex;flex-wrap:wrap;gap:var(--sp-4);background:transparent;padding:0;border-radius:0;border:none;margin-top:var(--sp-6);margin-bottom:var(--sp-10)}.filter-btn{padding:var(--sp-5) var(--sp-10);border-radius:var(--r-lg);font-family:var(--font-body);font-size:var(--text-base);font-weight:600;color:var(--text-2);transition:all var(--dur-fast) var(--ease-flow);background:var(--bg-card);border:2px solid var(--border);box-shadow:0 2px 8px #0000000f;cursor:pointer}.filter-btn:hover{color:navy;background:#0000800f;border-color:navy;box-shadow:0 6px 20px #00008026;transform:translateY(-3px)}.filter-btn.active{background:navy;color:#fff;border-color:navy;box-shadow:0 4px 20px #00008040}.filter-btn.active:hover{background:#0000a8;border-color:#0000a8;color:#fff;box-shadow:0 6px 24px #0000804d;transform:translateY(-3px)}.views-wrapper{padding-bottom:var(--sp-24)}.view-panel{display:none;animation:fadeIn .4s var(--ease-out) forwards}.view-panel.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.view-header{margin-bottom:var(--sp-8)}.cs-list{display:flex;flex-direction:column;gap:var(--sp-4)}.cs-accordion{border:1px solid var(--border);border-radius:var(--r-lg);background:#fff;overflow:hidden;box-shadow:0 1px 4px #0000000f;transition:border-color var(--dur-base) var(--ease-flow),box-shadow var(--dur-base) var(--ease-flow),transform var(--dur-base) var(--ease-flow)}.cs-accordion:hover{border-color:#00008080;box-shadow:0 8px 24px #0000801f;transform:translateY(-2px)}.cs-accordion-header{width:100%;display:flex;align-items:center;justify-content:space-between;padding:var(--sp-5) var(--sp-6);background:transparent;color:var(--text-1);cursor:pointer;transition:color var(--dur-fast) var(--ease-flow),background-color var(--dur-fast) var(--ease-flow)}.cs-accordion-header:hover{color:navy;background:#00008008}.cs-accordion-title{font-size:var(--text-base);font-weight:700;text-align:left;transition:color var(--dur-fast) var(--ease-flow)}.cs-accordion-header:hover .cs-accordion-title{color:navy}.cs-icon-wrap{flex-shrink:0;transition:transform var(--dur-base) var(--ease-flow),color var(--dur-fast) var(--ease-flow);display:flex;align-items:center;justify-content:center}.cs-accordion-header:hover .cs-icon-wrap{color:navy;transform:scale(1.15)}.cs-accordion.is-open .cs-icon-wrap{transform:rotate(180deg)}.cs-accordion-content{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--dur-base) var(--ease-out);background:transparent;border-top:1px solid transparent}.cs-accordion.is-open .cs-accordion-content{grid-template-rows:1fr;border-top-color:var(--border)}.cs-accordion-body{overflow:hidden;padding:0 var(--sp-6);color:var(--text-2)}.cs-accordion.is-open .cs-accordion-body{padding:var(--sp-5) var(--sp-6) var(--sp-6)}.cs-accordion-body h4{font-size:var(--text-base);font-weight:700;margin-top:var(--sp-4);margin-bottom:var(--sp-1)}.cs-accordion-body h4:first-child{margin-top:0}.cs-accordion-body p{font-size:var(--text-sm);line-height:1.6;margin-bottom:var(--sp-4)}.cs-accordion-body ol{font-size:var(--text-sm);line-height:1.6;margin-bottom:var(--sp-4);padding-left:var(--sp-6);list-style-type:decimal}.cs-accordion-body li{margin-bottom:var(--sp-1)}.publications-content{display:flex;flex-direction:column;gap:var(--sp-8);margin-top:var(--sp-6);color:var(--text-1)}.pub-section-title{font-family:var(--font-heading);font-size:var(--text-2xl);font-weight:700;margin-bottom:var(--sp-4);color:#000}.pub-numbered-list{padding-left:var(--sp-6);display:flex;flex-direction:column;gap:var(--sp-4);font-size:var(--text-sm);line-height:1.6;color:var(--text-2)}.pub-numbered-list li{margin-bottom:var(--sp-2)}.pub-abstract-link{color:#00e;text-decoration:underline;margin-left:var(--sp-2);font-weight:500;transition:color var(--dur-fast)}.pub-abstract-link:hover{color:var(--primary)}@media (max-width: 768px){.filter-toggles{flex-direction:column;width:100%}.filter-btn{width:100%;text-align:center;padding:var(--sp-4) var(--sp-6);-webkit-tap-highlight-color:transparent}.filter-btn:active{background:navy;color:#fff;border-color:navy;transform:scale(.98)}.projects-subcat-header{-webkit-tap-highlight-color:transparent}.projects-subcat-header:active{background:#00008014}.cs-accordion-header{-webkit-tap-highlight-color:transparent}.cs-accordion-header:active{background:#0000800d;color:var(--primary)}.cs-card-main{flex-direction:column;align-items:flex-start}.cs-expand-btn{align-self:flex-end}}.projects-subcat{border:1px solid var(--border);border-radius:var(--r-lg);background:#fff;overflow:hidden;box-shadow:0 1px 4px #0000000a;margin-bottom:var(--sp-6);transition:border-color var(--dur-base) var(--ease-flow),box-shadow var(--dur-base) var(--ease-flow)}.projects-subcat:last-child{margin-bottom:0}.projects-subcat:hover{border-color:#00008059;box-shadow:0 8px 24px #00008014}.projects-subcat-header{width:100%;display:flex;align-items:center;justify-content:space-between;padding:var(--sp-6) var(--sp-8);background:transparent;border:none;cursor:pointer;text-align:left;transition:background-color var(--dur-fast) var(--ease-flow)}.projects-subcat-header:hover{background:#0000800d}.projects-subcat-title{font-family:var(--font-heading);font-size:var(--text-lg);font-weight:700;color:var(--text-2);margin:0;text-transform:uppercase;letter-spacing:.05em;display:flex;align-items:center;gap:var(--sp-3);transition:color var(--dur-fast) var(--ease-flow),transform var(--dur-fast) var(--ease-flow)}.projects-subcat-header:hover .projects-subcat-title{color:navy;transform:translate(4px)}.projects-subcat-icon{flex-shrink:0;transition:transform var(--dur-base) var(--ease-flow),color var(--dur-fast) var(--ease-flow);display:flex;align-items:center;justify-content:center;color:var(--text-2)}.projects-subcat-header:hover .projects-subcat-icon{color:navy;transform:scale(1.15)}.projects-subcat.is-open .projects-subcat-header{background:navy}.projects-subcat.is-open .projects-subcat-header:hover{background:#0000a8}.projects-subcat.is-open .projects-subcat-title,.projects-subcat.is-open .projects-subcat-icon,.projects-subcat.is-open .projects-subcat-header:hover .projects-subcat-title,.projects-subcat.is-open .projects-subcat-header:hover .projects-subcat-icon{color:#fff}.projects-subcat.is-open .projects-subcat-icon{transform:rotate(180deg)}.projects-subcat-content{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--dur-base) var(--ease-out);background:transparent;border-top:1px solid transparent}.projects-subcat.is-open .projects-subcat-content{grid-template-rows:1fr;border-top-color:var(--border)}.projects-subcat-list{overflow:hidden;display:flex;flex-direction:column;gap:var(--sp-4);padding:0 var(--sp-8);transition:padding var(--dur-base) var(--ease-out)}.projects-subcat.is-open .projects-subcat-list{padding:var(--sp-6) var(--sp-8) var(--sp-8)}.clients-section{padding-top:var(--sp-16);border-top:1px solid var(--border);margin-top:var(--sp-16)}.clients-section .section-label{margin-bottom:var(--sp-3);display:inline-flex}.clients-section .section-title{font-size:clamp(var(--text-3xl),4vw,var(--text-4xl));font-weight:800;color:navy;margin-bottom:var(--sp-3);letter-spacing:-.02em}.clients-section .section-sub{font-size:var(--text-base);color:var(--text-2);max-width:65ch;margin-bottom:var(--sp-10);line-height:1.7}.clients-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-5)}.client-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-lg);padding:var(--sp-6) var(--sp-4);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;transition:transform var(--dur-base) var(--ease-flow),border-color var(--dur-base) var(--ease-flow),box-shadow var(--dur-base) var(--ease-flow);position:relative;overflow:hidden;box-shadow:0 1px 4px #0000000a}.client-card:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent-light));transform:scaleX(0);transform-origin:left;transition:transform var(--dur-base) var(--ease-flow)}.client-card:hover:after{transform:scaleX(1)}.client-card:hover{transform:translateY(-4px);border-color:#00008066;box-shadow:0 8px 24px #0000801a}.client-logo-wrap{height:70px;width:100%;display:flex;align-items:center;justify-content:center;margin-bottom:var(--sp-4);padding:var(--sp-2)}.client-logo-wrap img{max-height:100%;max-width:100%;object-fit:contain;transition:transform var(--dur-base) var(--ease-flow)}.client-card:hover .client-logo-wrap img{transform:scale(1.08)}.client-name{font-size:var(--text-xs);font-weight:600;color:var(--text-1);line-height:1.4}@media (max-width: 1024px){.clients-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 640px){.clients-grid{grid-template-columns:repeat(2,1fr)}}