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(max-width:1200px){.portfolio-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width:900px){.portfolio-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:600px){.portfolio-grid{grid-template-columns:1fr}}.portfolio-card{background:#fff;border-radius:14px;box-shadow:0 4px 24px rgba(0,0,0,.07),0 1.5px 4px rgba(0,0,0,.04);padding:20px 18px 22px;display:flex;flex-direction:column;text-align:center;align-items:center;transition:box-shadow .2s,transform .2s;border:1px solid #ececec;min-height:370px}.portfolio-card:hover{box-shadow:0 8px 32px rgba(0,0,0,.13);transform:translateY(-4px) scale(1.02)}.portfolio-slider{position:relative;width:100%;height:200px;overflow:hidden}.portfolio-image{width:100%;height:200px;object-fit:cover;border-radius:8px;background:#f3f3f3;border:1px solid #eee;cursor:pointer;transition:transform .2s ease}.portfolio-image:hover{transform:scale(1.02)}.slider-btn{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.4);color:#fff;font-size:1.2rem;padding:8px 12px;border-radius:50%;border:none;cursor:pointer;z-index:10;transition:background .3s ease}.slider-btn:hover{background:rgba(0,0,0,.7)}.slider-btn.left{left:10px}.slider-btn.right{right:10px}.portfolio-card-title{font-size:1.1rem;font-weight:700;color:#111;text-align:center;width:100%;margin:12px 0 4px}.portfolio-card-category{font-size:.95rem;color:#555;margin-bottom:2px;font-weight:500;text-align:center;width:100%}.portfolio-card-desc{font-size:.9rem;color:#888;margin-top:4px;line-height:1.5;text-align:center;width:95%}.modal-image,.portfolio-image{image-rendering:auto;transition:all .3s ease-in-out}.modal-overlay{position:fixed;left:0;top:0;width:100vw;height:100vh;background:rgba(0,0,0,.6);z-index:9999;backdrop-filter:blur(4px)}.modal-content,.modal-overlay{display:flex;align-items:center;justify-content:center}.modal-content{position:relative;background:#fff;padding:16px;border-radius:10px;max-width:90vw;max-height:90vh;will-change:transform;backface-visibility:hidden}.modal-content h3{font-size:1.25rem;font-weight:600;margin-bottom:20px;color:#111}.modal-content input,.modal-content textarea{width:100%;padding:10px 14px;margin-bottom:14px;border-radius:8px;border:1px solid #ccc;font-size:1rem;color:#111;background:#f9f9f9}.modal-content input::placeholder,.modal-content textarea::placeholder{color:#888}.modal-image{max-width:100%;max-height:80vh;object-fit:contain;border-radius:8px;transition:opacity .3s ease-in-out}.close-btn{position:absolute;top:8px;right:12px;background:none;border:none;font-size:2rem;color:#333;cursor:pointer}.modal-content .upload-btn{padding:10px 24px;background:#181818;color:white;border:none;border-radius:8px;cursor:pointer;font-weight:600;font-size:1rem;transition:background .2s}.modal-content .upload-btn:hover{background:#333}.modal-overlay.loading *{pointer-events:none;opacity:.6}@keyframes fadeIn{0%{opacity:0;transform:scale(.98)}to{opacity:1;transform:scale(1)}}.modal-image,.portfolio-card img{animation:fadeIn .3s ease-out}@media (max-width:768px){body{overflow-x:hidden}.navbar{padding:12px 16px;flex-wrap:wrap}.main-nav{gap:12px}.brand{display:none}.portfolio-title{font-size:1.4rem;text-align:center;margin:20px 0 12px}.portfolio-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;padding:0 16px 32px}.portfolio-card{background:white;border-radius:14px;padding:10px;box-shadow:0 2px 8px rgba(0,0,0,.05);text-align:center;display:flex;flex-direction:column;justify-content:space-between;min-height:330px;height:100%}.portfolio-slider{width:100%;height:auto;aspect-ratio:1/1;overflow:hidden;border-radius:12px;display:flex;justify-content:center;align-items:center}.portfolio-image{width:100%;height:100%;object-fit:cover;border-radius:12px}.portfolio-card-title{font-size:.95rem;font-weight:700;margin-top:10px;margin-bottom:4px}.portfolio-card-category{font-size:.8rem;font-weight:600;color:#666;margin-bottom:4px}.portfolio-card-desc{font-size:.75rem;color:#888;margin:0;line-height:1.2}.slider-btn{padding:4px 8px;font-size:.9rem}.modal-image,.portfolio-image{transition:all .3s ease-in-out}}