.case-archive-section{padding:40px 20px 60px}.case-archive-title{color:var(--color-text)}.case-filter-wrap{background-color:var(--color-bg-accent);padding:2rem;margin-bottom:2rem;border-radius:6px}.case-filter-grid{display:flex;flex-wrap:wrap;gap:1.5rem;margin-bottom:1.5rem}.filter-box{flex:1 1;min-width:220px;background:var(--color-white);border:1px solid var(--color-border);padding:1rem;box-sizing:border-box;border-radius:4px}.filter-box label{font-size:.85rem;color:var(--color-text);opacity:.75;display:block;margin-bottom:.5rem}.filter-box select{width:100%;font-size:1rem;padding:.5rem;border:1px solid var(--color-border);border-radius:4px;background-color:var(--color-white);color:var(--color-text)}.filter-submit-area{text-align:left}.filter-submit{display:inline-block;padding:.75rem 2rem;background:var(--color-primary);color:var(--color-white);font-size:1rem;border:none;border-radius:4px;cursor:pointer;transition:background-color .3s ease}.filter-submit:hover{background-color:var(--color-primary-dark)}.case-grid{display:grid;grid-gap:2rem;gap:2rem;grid-template-columns:repeat(3,1fr);justify-content:center;align-items:start;max-width:1100px;margin:0 auto}@media screen and (max-width:767px){.case-grid{grid-template-columns:1fr}}.case-card{background-color:var(--color-white);border:1px solid var(--color-border);border-radius:8px;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column}.case-card:hover{transform:translateY(-4px);box-shadow:0 4px 12px rgba(0,0,0,.08)}.case-card a{display:flex;flex-direction:column;flex:1 1;text-decoration:none;color:inherit}.case-thumbnail{position:relative}.case-thumbnail img{width:100%;height:auto;display:block}.case-content{padding:1.5rem 1.5rem 1.8rem;flex:1 1;display:flex;flex-direction:column}.case-title{font-size:1.05rem;font-weight:700;color:var(--color-text);margin:0 0 .5rem;line-height:1.6;height:calc(1.05rem * 1.6 * 3);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.case-category{font-size:.875rem;color:var(--color-primary);text-align:left;margin-top:0;line-height:1.5;height:calc(.875rem * 1.5 * 2);overflow:hidden}.case-category span{display:inline-block;background-color:var(--color-bg-accent);padding:2px 8px;border-radius:4px;margin-right:6px}.case-logo{position:absolute;bottom:4px;left:4px;background-color:var(--color-white);padding:4px 6px;border-radius:4px;box-shadow:0 1px 3px rgba(0,0,0,.08);max-width:100px;height:28px;display:flex;align-items:center;justify-content:center;overflow:hidden}.case-logo img{max-height:100%;max-width:100%;object-fit:contain;display:block}.case-readmore-btn{display:block;width:-moz-fit-content;width:fit-content;margin:auto auto 0;padding:.5rem 1rem;background-color:var(--color-primary);color:var(--color-white);border-radius:4px;text-align:center;cursor:pointer;font-size:.9rem;-webkit-user-select:none;-moz-user-select:none;user-select:none;transition:background-color .3s ease}.case-readmore-btn:hover{background-color:var(--color-primary-dark)}.breadcrumb{background-color:var(--color-white)}.breadcrumb .container{padding:16px 0}.corp-name{font-weight:600;color:var(--color-text);margin-bottom:.25rem}.corp-info{font-size:.8rem;color:var(--color-text-light)}