.cert-section{padding:10rem clamp(1.5rem,6vw,8%) 6rem;max-width:1440px;margin:0 auto;width:100%;flex:1 1}.cert-header-area{text-align:center;max-width:850px;margin:0 auto 3.5rem}.cert-badge-pill{display:inline-flex;align-items:center;gap:.7rem;font-size:1.25rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--research-teal,#0d9488);background:rgba(13,148,136,.1);border:1px solid rgba(13,148,136,.25);padding:.5rem 1.4rem;border-radius:999px;margin-bottom:1.2rem}.cert-main-title{font-size:clamp(2.6rem,4vw,3.8rem);font-weight:800;color:var(--text-primary,#fff);line-height:1.2;margin-bottom:1.2rem}.cert-main-title span{background:linear-gradient(135deg,#2563eb,#0d9488);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.cert-subtitle{font-size:1.5rem;color:var(--text-secondary,#94a3b8);line-height:1.6}.cert-controls-wrap{display:flex;flex-direction:column;gap:1.8rem;margin-bottom:3.5rem}.cert-controls-top{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1.5rem}.cert-search-box{position:relative;flex:1 1;min-width:min(100%,300px);max-width:480px}.cert-search-box i{position:absolute;left:1.6rem;top:50%;transform:translateY(-50%);color:var(--text-muted,#64748b);font-size:1.4rem;pointer-events:none}.cert-search-input{width:100%;padding:1.1rem 1.6rem 1.1rem 4.2rem;font-size:1.35rem;font-family:inherit;color:var(--text-primary,#fff);background:var(--glass-bg,rgba(15,23,42,.7));border:1px solid var(--glass-border,hsla(0,0%,100%,.1));border-radius:12px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:border-color .25s ease,box-shadow .25s ease}.cert-search-input:focus{border-color:var(--primary-blue,#2563eb);box-shadow:0 0 0 3px rgba(37,99,235,.2)}.cert-drive-cta{display:inline-flex;align-items:center;gap:.8rem;padding:1.1rem 1.8rem;font-size:1.3rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#2563eb,#1d4ed8);border-radius:12px;box-shadow:0 4px 14px rgba(37,99,235,.35);transition:transform .2s ease,box-shadow .2s ease}.cert-drive-cta:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,99,235,.5);color:#fff}.cert-filter-pills{display:flex;flex-wrap:wrap;align-items:center;gap:.8rem}.cert-filter-btn{padding:.75rem 1.4rem;font-size:1.25rem;font-weight:600;border-radius:999px;cursor:pointer;color:var(--text-secondary,#94a3b8);background:var(--glass-bg,rgba(15,23,42,.6));border:1px solid var(--glass-border,hsla(0,0%,100%,.08));transition:all .2s ease;display:inline-flex;align-items:center;gap:.5rem}.cert-filter-btn:hover{color:var(--text-primary,#fff);border-color:rgba(37,99,235,.4)}.cert-filter-btn.active{color:#fff;background:var(--primary-blue,#2563eb);border-color:var(--primary-blue,#2563eb);box-shadow:0 4px 12px rgba(37,99,235,.35)}.cert-results-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem;font-size:1.3rem;color:var(--text-muted,#64748b)}.cert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,360px),1fr));grid-gap:clamp(1.8rem,3vw,2.5rem);gap:clamp(1.8rem,3vw,2.5rem);align-items:stretch}.cert-card{background:var(--glass-bg,rgba(15,23,42,.75));backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border,hsla(0,0%,100%,.08));border-radius:16px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--glass-shadow,0 8px 24px rgba(0,0,0,.25));transition:transform .3s cubic-bezier(.16,1,.3,1),border-color .25s ease,box-shadow .3s ease;position:relative}.cert-card:hover{transform:translateY(-5px);border-color:rgba(37,99,235,.4);box-shadow:0 16px 36px rgba(0,0,0,.35)}.cert-card-media{position:relative;height:200px;overflow:hidden;background:rgba(0,0,0,.2);cursor:pointer}.cert-card-img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}.cert-card:hover .cert-card-img{transform:scale(1.05)}.cert-media-overlay{position:absolute;inset:0;background:rgba(11,15,25,.6);opacity:0;display:flex;align-items:center;justify-content:center;gap:.8rem;color:#fff;font-size:1.35rem;font-weight:600;transition:opacity .2s ease;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.cert-card-media:hover .cert-media-overlay{opacity:1}.cert-status-badge{position:absolute;top:1.2rem;right:1.2rem;background:rgba(16,185,129,.85);color:#fff;font-size:1.1rem;font-weight:600;padding:.35rem .85rem;border-radius:999px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:inline-flex;align-items:center;gap:.5rem;z-index:2}.cert-card-body{padding:2rem;display:flex;flex-direction:column;flex:1 1}.cert-card-issuer{display:flex;align-items:center;gap:.6rem;font-size:1.2rem;font-weight:600;color:var(--primary-blue,#2563eb);margin-bottom:.8rem}.cert-card-issuer.teal{color:var(--research-teal,#0d9488)}.cert-card-issuer.amber{color:#f59e0b}.cert-card-issuer.indigo{color:#6366f1}.cert-card-title{font-size:1.7rem;font-weight:700;color:var(--text-primary,#fff);line-height:1.35;margin-bottom:.9rem}.cert-card-desc{font-size:1.25rem;color:var(--text-secondary,#94a3b8);line-height:1.55;margin-bottom:1.4rem;flex:1 1}.cert-card-chips{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.8rem}.cert-card-chip{font-size:1.1rem;font-weight:500;color:var(--text-secondary,#94a3b8);background:hsla(0,0%,100%,.04);border:1px solid hsla(0,0%,100%,.08);padding:.3rem .75rem;border-radius:6px}.cert-card-footer{display:flex;align-items:center;justify-content:space-between;padding-top:1.4rem;border-top:1px solid hsla(0,0%,100%,.06);gap:1rem}.cert-btn-preview{display:inline-flex;align-items:center;gap:.55rem;font-size:1.25rem;font-weight:600;color:var(--primary-blue,#2563eb);background:rgba(37,99,235,.08);border:1px solid rgba(37,99,235,.2);padding:.6rem 1.2rem;border-radius:8px;cursor:pointer;transition:all .2s ease}.cert-btn-preview:hover{background:var(--primary-blue,#2563eb);color:#fff}.cert-btn-verify{display:inline-flex;align-items:center;gap:.5rem;font-size:1.2rem;color:var(--text-muted,#94a3b8);transition:color .2s ease}.cert-btn-verify:hover{color:var(--primary-blue,#2563eb)}.cert-modal{position:fixed;inset:0;z-index:2000;background:rgba(4,7,15,.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);display:none;align-items:center;justify-content:center;padding:2rem;opacity:0;transition:opacity .25s ease}.cert-modal.active{display:flex;opacity:1}.cert-modal-dialog{background:var(--glass-bg,#0f172a);border:1px solid var(--glass-border,hsla(0,0%,100%,.12));border-radius:20px;max-width:800px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 25px 50px rgba(0,0,0,.5);position:relative;display:flex;flex-direction:column}.cert-modal-close{position:absolute;top:1.5rem;right:1.5rem;width:36px;height:36px;border-radius:50%;background:hsla(0,0%,100%,.1);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.6rem;cursor:pointer;z-index:10;transition:background .2s ease}.cert-modal-close:hover{background:#ef4444}.cert-modal-img-wrap{width:100%;max-height:480px;background:#000;display:flex;align-items:center;justify-content:center;overflow:hidden;border-top-left-radius:20px;border-top-right-radius:20px}.cert-modal-img{width:100%;max-height:480px;object-fit:contain}.cert-modal-info{padding:2.2rem}.cert-modal-title{font-size:2.2rem;font-weight:700;margin-bottom:.6rem}.cert-modal-issuer{font-size:1.35rem;color:var(--primary-blue,#2563eb);margin-bottom:1.2rem}.cert-modal-desc{font-size:1.35rem;color:var(--text-secondary,#94a3b8);line-height:1.6;margin-bottom:2rem}.cert-modal-actions{display:flex;gap:1rem;flex-wrap:wrap}.cert-empty-state{grid-column:1/-1;text-align:center;padding:5rem 2rem;background:var(--glass-bg,rgba(15,23,42,.5));border:1px dashed hsla(0,0%,100%,.15);border-radius:16px}.cert-empty-icon{font-size:3.5rem;color:var(--text-muted,#64748b);margin-bottom:1.2rem}.cert-empty-title{font-size:1.8rem;font-weight:700;margin-bottom:.6rem}.cert-empty-desc{font-size:1.3rem;color:var(--text-secondary,#94a3b8)}.cert-back-wrap{text-align:center;margin-top:4rem}.cert-back-btn{display:inline-flex;align-items:center;gap:.8rem;padding:1.2rem 2.4rem;font-size:1.4rem;font-weight:600;color:var(--text-primary,#fff);background:var(--glass-bg,rgba(15,23,42,.8));border:1px solid var(--glass-border,hsla(0,0%,100%,.1));border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,.25);transition:all .25s ease}.cert-back-btn:hover{border-color:var(--primary-blue,#2563eb);transform:translateY(-2px);color:#fff}@media (max-width:768px){.cert-section{padding-top:8.5rem}.cert-card-media{height:180px}.cert-modal-dialog{margin:1rem;max-height:95vh}}