.samples-hero{position:relative;background:linear-gradient(135deg,#f8f9fa,#e9ecef);padding:80px 0 60px;overflow:hidden}.samples-hero:before{content:"";position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cpath fill='%231d6dcc' fill-opacity='0.05' d='M100 0L200 100L100 200L0 100Z'/%3E%3C/svg%3E") no-repeat center;background-size:contain;opacity:.6;animation:float 20s ease-in-out infinite}.samples-hero:after{content:"";position:absolute;bottom:-150px;left:-150px;width:500px;height:500px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Ccircle cx='100' cy='100' r='80' fill='%2308448b' fill-opacity='0.04'/%3E%3C/svg%3E") no-repeat center;background-size:contain;animation:float 25s ease-in-out infinite reverse}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-30px) rotate(5deg)}}.samples-hero-content{position:relative;z-index:2;text-align:center}.samples-hero h1{font-size:3rem;font-weight:800;background:linear-gradient(135deg,#1d6dcc,#08448b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1rem;line-height:1.2}.samples-hero p.lead{font-size:1.25rem;color:#6c757d;max-width:700px;margin:0 auto 2rem}.samples-hero .breadcrumb{background:#fff;border-radius:50px;padding:10px 20px;display:inline-flex;margin-bottom:20px;box-shadow:0 2px 8px #00000014}.samples-hero .breadcrumb-item{color:#6c757d;font-size:.9rem}.samples-hero .breadcrumb-item a{color:#1d6dcc;text-decoration:none;transition:color .3s ease}.samples-hero .breadcrumb-item a:hover{color:#08448b}.samples-hero .breadcrumb-item.active{color:#0b3171;font-weight:600}.samples-hero .breadcrumb-item+.breadcrumb-item:before{color:#cbd5e1}.samples-content{padding:60px 0;background:#f8f9fa}.sample-card{background:#fff;border-radius:20px;box-shadow:0 10px 40px #00000014;overflow:hidden;margin-bottom:30px}.sample-image-wrapper{position:relative;overflow:hidden;background:linear-gradient(135deg,#f5f7fa,#c3cfe2)}.sample-image-wrapper img{width:100%;height:auto;display:block;transition:transform .3s ease}.sample-image-wrapper:hover img{transform:scale(1.05)}.sample-info{padding:30px}.sample-info h3{font-size:1.5rem;font-weight:700;color:#1d6dcc;margin-bottom:15px}.sample-info p{color:#6c757d;line-height:1.7;margin-bottom:20px}.info-badge{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#f0f4f8,#e6eef5);border:1px solid #d1dce6;border-radius:50px;padding:8px 16px;font-size:.9rem;font-weight:600;color:#475569;margin-right:10px;margin-bottom:10px}.info-badge i{color:#1d6dcc;font-size:1rem}.selection-panel{background:#fff;border-radius:20px;box-shadow:0 10px 40px #00000014;padding:35px;position:sticky;top:100px}.selection-panel h4{font-size:1.3rem;font-weight:700;color:#1e293b;margin-bottom:25px;padding-bottom:15px;border-bottom:2px solid #e2e8f0}.form-section{margin-bottom:25px}.form-section label{font-weight:600;color:#334155;margin-bottom:10px;display:block;font-size:.95rem}.form-section .form-select{border:2px solid #e2e8f0;border-radius:12px;padding:12px 16px;font-size:.95rem;transition:all .3s ease;background-color:#f8fafc}.form-section .form-select:focus{border-color:#1d6dcc;background-color:#fff;box-shadow:0 0 0 4px #1d6dcc1a}.color-swatches-section{margin-top:25px}.color-swatches-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}.color-swatches-header h5{font-weight:600;color:#334155;margin:0;font-size:.95rem}.color-count-badge{background:linear-gradient(135deg,#1d6dcc,#1e40af);color:#fff;font-size:.75rem;font-weight:600;padding:4px 12px;border-radius:50px}.color-swatches-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(60px,1fr));gap:12px;padding:20px;max-height:450px;overflow-y:auto;background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-radius:16px;border:2px solid #e2e8f0}.color-swatches-grid::-webkit-scrollbar{width:8px}.color-swatches-grid::-webkit-scrollbar-track{background:#e2e8f0;border-radius:10px}.color-swatches-grid::-webkit-scrollbar-thumb{background:#94a3b8;border-radius:10px}.color-swatches-grid::-webkit-scrollbar-thumb:hover{background:#64748b}.color-card{position:relative;width:100%;aspect-ratio:1;cursor:pointer;border:3px solid transparent;border-radius:12px;transition:all .2s ease;overflow:visible;box-shadow:0 2px 8px #0000001a}.color-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px #00000026;border-color:#94a3b8}.color-card.selected{border-color:#1d6dcc;box-shadow:0 0 0 4px #1d6dcc33,0 6px 16px #1d6dcc4d;transform:scale(1.05)}.color-checkbox{position:absolute;top:6px;right:6px;z-index:2;opacity:0;transition:opacity .2s ease}.color-card:hover .color-checkbox,.color-card.selected .color-checkbox{opacity:1}.color-checkbox input[type=radio]{width:20px;height:20px;accent-color:#1d6dcc;cursor:pointer}.color-name{position:absolute;bottom:100%;left:50%;transform:translate(-50%) translateY(-8px);background:#1e293bf2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;padding:6px 12px;border-radius:8px;font-size:.75rem;font-weight:600;white-space:nowrap;pointer-events:none;z-index:10;opacity:0;transition:opacity .2s ease,transform .2s ease;box-shadow:0 4px 12px #0003}.color-name:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border:6px solid transparent;border-top-color:#1e293bf2}.color-card:hover .color-name,.color-card.selected .color-name{opacity:1;transform:translate(-50%) translateY(-12px)}.selected-color-display{background:linear-gradient(135deg,#d1fae5,#a7f3d0);border:2px solid #10b981;border-radius:12px;padding:14px 16px;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.selected-color-label{display:flex;align-items:center;gap:8px;font-size:.85rem;font-weight:700;color:#059669;text-transform:uppercase;letter-spacing:.3px}.selected-color-label i{font-size:1rem}.selected-color-info{display:flex;align-items:center;gap:10px;flex:1;justify-content:flex-end}.selected-color-swatch{width:32px;height:32px;border-radius:8px;border:2px solid rgba(5,150,105,.3);box-shadow:0 2px 6px #00000026}.selected-color-name{font-size:.95rem;font-weight:700;color:#059669}.selected-color-display{display:flex!important}.color-card:hover .color-name,.color-card.selected .color-name{opacity:0!important}.color-swatch-inner{width:100%;height:100%;position:relative;overflow:hidden;border-radius:9px}.color-card.selected:after{content:"";font-family:"Font Awesome 5 Free";font-weight:900;position:absolute;top:6px;left:6px;width:24px;height:24px;background:#1d6dcc;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;box-shadow:0 2px 8px #0003;z-index:3}.price-summary{background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border:2px solid #bae6fd;border-radius:16px;padding:25px;margin-top:25px;margin-bottom:25px}.price-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.price-label{font-weight:600;color:#334155;font-size:.95rem}.price-value{font-size:2rem;font-weight:800;color:#1d6dcc;font-family:Segoe UI,system-ui,sans-serif}.dimensions-info{display:flex;align-items:center;gap:8px;color:#64748b;font-size:.9rem;padding-top:15px;border-top:1px solid #cbd5e1}.dimensions-info i{color:#1d6dcc}.selection-alert{background:linear-gradient(135deg,#fef3c7,#fde68a);border:2px solid #fbbf24;border-radius:12px;padding:16px 20px;margin-bottom:20px;display:none;align-items:center;gap:12px;animation:slideDown .3s ease}.selection-alert.show{display:flex}.selection-alert.error{background:linear-gradient(135deg,#fee2e2,#fecaca);border-color:#ef4444}.selection-alert.error .alert-icon{color:#dc2626}.selection-alert.success{background:linear-gradient(135deg,#d1fae5,#a7f3d0);border-color:#10b981}.selection-alert.success .alert-icon{color:#059669}.alert-icon{font-size:1.2rem;color:#d97706;flex-shrink:0}.alert-message{flex:1;font-size:.95rem;font-weight:600;color:#1e293b}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.add-to-cart-btn{width:100%;background:linear-gradient(135deg,#1d6dcc,#1e40af);border:none;border-radius:12px;padding:16px 24px;font-size:1.1rem;font-weight:700;color:#fff;transition:all .3s ease;box-shadow:0 4px 12px #1d6dcc4d;position:relative;overflow:hidden}.add-to-cart-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.add-to-cart-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px #1d6dcc66}.add-to-cart-btn:hover:before{left:100%}.add-to-cart-btn:active{transform:translateY(0)}.add-to-cart-btn i{margin-right:8px;font-size:1.2rem}.features-section{background:#fff;border-radius:20px;box-shadow:0 10px 40px #00000014;padding:35px;margin-top:30px}.features-section h4{font-size:1.3rem;font-weight:700;color:#1e293b;margin-bottom:25px;text-align:center}.feature-item{display:flex;align-items:flex-start;gap:15px;margin-bottom:20px;padding:15px;background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-radius:12px;transition:all .3s ease}.feature-item:hover{transform:translate(5px);box-shadow:0 4px 12px #00000014}.feature-icon{width:40px;height:40px;background:linear-gradient(135deg,#1d6dcc,#1e40af);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.1rem}.feature-content h5{font-size:1rem;font-weight:700;color:#1e293b;margin-bottom:5px}.feature-content p{font-size:.9rem;color:#64748b;margin:0;line-height:1.5}@media (max-width: 991px){.selection-panel{position:static;margin-top:30px}.samples-hero h1{font-size:2rem}}@media (max-width: 768px){.samples-hero{padding:60px 0 40px}.samples-hero h1{font-size:1.75rem}.samples-content{padding:40px 0}.sample-card{padding:0}.sample-info,.selection-panel,.features-section{padding:25px}.color-swatches-grid{grid-template-columns:repeat(auto-fill,minmax(50px,1fr));gap:10px;padding:15px;max-height:350px}.price-value{font-size:1.5rem}}@media (max-width: 576px){.color-swatches-grid{grid-template-columns:repeat(auto-fill,minmax(45px,1fr));gap:8px}.selection-panel h4{font-size:1.1rem}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.sample-card,.selection-panel,.features-section{animation:fadeInUp .6s ease forwards}.selection-panel{animation-delay:.2s}.features-section{animation-delay:.4s}