.header{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);box-shadow:var(--shadow-lg);position:sticky;top:0;z-index:1000;padding:1rem 0}.nav{display:flex;align-items:center;justify-content:space-between;gap:2rem}.logo{font-size:1.75rem;font-weight:800;color:var(--text-white);text-decoration:none;display:flex;align-items:center;gap:.25rem}.logo-text{color:var(--text-white)}.logo-accent{color:#fffc}.nav-links{display:flex;gap:2rem;flex:1;margin-left:3rem}.nav-links a{color:var(--text-white);font-weight:600;text-decoration:none;transition:var(--transition);position:relative}.nav-links a:hover{color:#fffc}.nav-links a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--text-white);transition:var(--transition)}.nav-links a:hover:after{width:100%}.nav-actions{display:flex;align-items:center;gap:1rem}.cart-btn{position:relative;color:var(--text-white);padding:.5rem;border-radius:var(--radius);transition:var(--transition)}.cart-btn:hover{background:#ffffff1a}.cart-badge{position:absolute;top:0;right:0;background:var(--error);color:var(--text-white);font-size:.75rem;font-weight:700;min-width:20px;height:20px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;padding:0 .25rem}.user-btn{color:var(--text-white);font-weight:600;padding:.5rem 1rem;border-radius:var(--radius);background:#ffffff1a;transition:var(--transition)}.user-btn:hover{background:#fff3}.header .btn-outline{border-color:var(--text-white);color:var(--text-white)}.header .btn-outline:hover,.header .btn-primary{background:var(--text-white);color:var(--primary)}.header .btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #0003}@media (max-width: 768px){.nav{flex-wrap:wrap}.nav-links{order:3;width:100%;margin-left:0;margin-top:1rem;justify-content:center}.logo{font-size:1.5rem}.nav-actions{gap:.5rem}}.footer{background:linear-gradient(135deg,var(--text-dark) 0%,#1e293b 100%);color:var(--text-white);padding:4rem 0 2rem;margin-top:4rem}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:3rem;margin-bottom:3rem}.footer-col{display:flex;flex-direction:column;gap:1rem}.footer-title{font-size:1.75rem;font-weight:800;margin-bottom:.5rem}.footer-title .logo-text{color:var(--text-white)}.footer-title .logo-accent{color:var(--primary-light)}.footer-text{color:#ffffffb3;line-height:1.6;margin:0}.footer-heading{font-size:1.125rem;font-weight:700;margin-bottom:.5rem;color:var(--text-white)}.footer-links,.footer-contact{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}.footer-links a{color:#ffffffb3;text-decoration:none;transition:var(--transition)}.footer-links a:hover{color:var(--primary-light);padding-left:.5rem}.footer-contact li{color:#ffffffb3}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:2rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.footer-bottom p{margin:0;color:#fff9}.footer-legal{display:flex;gap:1rem;align-items:center}.footer-legal a{color:#fff9;text-decoration:none;transition:var(--transition)}.footer-legal a:hover{color:var(--primary-light)}.footer-legal span{color:#ffffff4d}@media (max-width: 768px){.footer{padding:3rem 0 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.btn{white-space:nowrap}.hero{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--text-white);padding:6rem 0;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:-50%;right:-10%;width:600px;height:600px;background:#ffffff1a;border-radius:50%}.hero:after{content:"";position:absolute;bottom:-30%;left:-5%;width:400px;height:400px;background:#ffffff0d;border-radius:50%}.hero-content{position:relative;z-index:1;max-width:700px;text-align:center;margin:0 auto}.hero-title{font-size:3.5rem;font-weight:800;margin-bottom:1.5rem;line-height:1.2}.hero-highlight{background:linear-gradient(135deg,#fff,#fffc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-text{font-size:1.25rem;line-height:1.8;margin-bottom:2rem;opacity:.95}.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.hero .btn-secondary{background:#fff3;color:var(--text-white);border-color:var(--text-white);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hero .btn-secondary:hover{background:var(--text-white);color:var(--primary)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.feature-card{text-align:center;padding:2rem}.feature-icon{font-size:3rem;margin-bottom:1rem}.feature-card h3{font-size:1.25rem;margin-bottom:.5rem;color:var(--text-dark)}.feature-card p{color:var(--text-light);margin:0}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:3rem;flex-wrap:wrap;gap:1rem}.section-header h2{font-size:2.5rem;margin:0}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem}.cta{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:var(--text-white);padding:5rem 0;margin-top:4rem}.cta-content{text-align:center;max-width:600px;margin:0 auto}.cta-content h2{font-size:2.5rem;margin-bottom:1rem}.cta-content p{font-size:1.125rem;margin-bottom:2rem;opacity:.95}.cta .btn-primary{background:var(--text-white);color:var(--primary)}@media (max-width: 768px){.hero{padding:4rem 0}.hero-title{font-size:2.5rem}.hero-text{font-size:1.125rem}.features-grid{grid-template-columns:1fr;gap:1rem}.section-header{flex-direction:column;align-items:flex-start}.products-grid{grid-template-columns:1fr}}.products-page{min-height:100vh;padding:2rem 0}.products-layout{display:grid;grid-template-columns:280px 1fr;gap:3rem;margin-top:2rem}.filters-sidebar{background:var(--bg-white);padding:1.5rem;border-radius:var(--radius-lg);box-shadow:var(--shadow);height:fit-content;position:sticky;top:100px}.filter-group{margin-bottom:2rem}.filter-group h3{font-size:1.125rem;margin-bottom:1rem;color:var(--text-dark)}.category-list{display:flex;flex-direction:column;gap:.5rem}.category-btn{background:transparent;border:none;padding:.75rem 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.product-price-original{font-size:1.5rem;color:var(--text-light);text-decoration:line-through}.product-spec{display:flex;align-items:center;gap:.75rem;font-size:1rem}.product-spec strong{color:var(--text-dark);min-width:120px}.product-actions{display:flex;flex-direction:column;gap:1.5rem;margin-top:1rem}.quantity-selector{display:flex;flex-direction:column;gap:.5rem}.quantity-selector label{font-weight:600;color:var(--text-dark)}.quantity-controls{display:flex;gap:.5rem;align-items:center}.quantity-input{width:80px;padding:.5rem;text-align:center;border:2px solid var(--bg-gray);border-radius:var(--radius);font-size:1rem;font-weight:600}.add-to-cart-btn{width:100%}.product-features{margin-top:1rem}.product-features h3{font-size:1.25rem;margin-bottom:1rem;color:var(--text-dark)}.product-features ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:.75rem}.product-features li{padding-left:1.5rem;position:relative;color:var(--text-dark)}.product-features li:before{content:"✓";position:absolute;left:0;color:var(--success);font-weight:700}.product-description{padding:2rem}.product-description h2{font-size:1.75rem;margin-bottom:1.5rem;color:var(--text-dark)}.product-description p{font-size:1.125rem;line-height:1.8;color:var(--text-dark);margin-bottom:2rem}.product-specs{margin-top:2rem;padding-top:2rem;border-top:2px solid var(--bg-gray)}.product-specs h3{font-size:1.5rem;margin-bottom:1.5rem;color:var(--text-dark)}.specs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem}.spec-item{padding:1rem;background:var(--bg-light);border-radius:var(--radius)}.spec-item strong{display:block;color:var(--text-dark);margin-bottom:.25rem}@media (max-width: 1024px){.product-detail-grid{grid-template-columns:1fr;gap:2rem}.product-title{font-size:2rem}}@media (max-width: 768px){.product-title{font-size:1.75rem}.product-detail .product-price{font-size:2rem}.specs-grid{grid-template-columns:1fr}}.auth-page{min-height:calc(100vh - 200px);display:flex;align-items:center;justify-content:center;padding:2rem 0}.auth-container{width:100%;max-width:600px;margin:0 auto}.auth-card{background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:3rem}.auth-title{font-size:2rem;text-align:center;margin-bottom:.5rem;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-subtitle{text-align:center;color:var(--text-light);margin-bottom:2rem}.auth-form{display:flex;flex-direction:column;gap:1.5rem}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.auth-footer{text-align:center;margin-top:1.5rem;color:var(--text-light)}.auth-footer a{color:var(--primary);font-weight:600}.auth-demo-info{background:var(--bg-light);border-radius:var(--radius-lg);padding:1.5rem;margin-top:1.5rem;text-align:center}.auth-demo-info h3{font-size:1.125rem;margin-bottom:.75rem;color:var(--text-dark)}.auth-demo-info p{margin:.5rem 0;color:var(--text-light);font-size:.875rem}@media (max-width: 768px){.auth-card{padding:2rem 1.5rem}.auth-title{font-size:1.75rem}.form-row{grid-template-columns:1fr}}.cart-page{min-height:100vh;padding:2rem 0}.empty-cart{text-align:center;padding:4rem 2rem;background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow);max-width:500px;margin:2rem auto}.empty-cart h2{margin-bottom:1rem;color:var(--text-dark)}.empty-cart p{color:var(--text-light);margin-bottom:2rem}.cart-layout{display:grid;grid-template-columns:1fr 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img{width:100%;height:100%;object-fit:cover}.cart-item-info{display:flex;flex-direction:column;gap:.5rem}.cart-item-name{font-size:1.25rem;font-weight:700;color:var(--text-dark);text-decoration:none}.cart-item-name:hover{color:var(--primary)}.cart-item-desc{color:var(--text-light);font-size:.875rem;margin:0}.cart-item-price{font-size:1.125rem;font-weight:700;color:var(--primary)}.cart-item-actions{display:flex;flex-direction:column;align-items:flex-end;gap:1rem}.quantity-controls{display:flex;align-items:center;gap:.5rem}.quantity-display{min-width:40px;text-align:center;font-weight:700;font-size:1.125rem}.cart-item-subtotal{font-size:1.5rem;font-weight:900;color:var(--text-dark)}.btn-remove{background:transparent;border:none;color:var(--error);font-size:1.5rem;cursor:pointer;padding:.25rem .5rem;transition:var(--transition)}.btn-remove:hover{color:#dc2626;transform:scale(1.1)}.cart-summary{background:var(--bg-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);height:fit-content;position:sticky;top:100px}.cart-summary h3{font-size:1.5rem;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-gray)}.shipping-info{font-size:.875rem;color:var(--warning);text-align:center;margin:.5rem 0;padding:.5rem;background:#fef3c7;border-radius:var(--radius)}.continue-shopping{display:block;text-align:center;margin-top:1rem;color:var(--text-light);text-decoration:none;transition:var(--transition)}.continue-shopping:hover{color:var(--primary)}.text-success{color:var(--success);font-weight:700}@media (max-width: 1024px){.cart-layout{grid-template-columns:1fr}.cart-summary{position:static}}@media (max-width: 768px){.cart-item{grid-template-columns:1fr;gap:1rem}.cart-item-image{width:100%;height:200px}.cart-item-actions{flex-direction:row;justify-content:space-between;align-items:center;width:100%}}.checkout-page{min-height:100vh;padding:2rem 0}.checkout-layout{display:grid;grid-template-columns:1fr 400px;gap:3rem;margin-top:2rem}.checkout-form{display:flex;flex-direction:column;gap:2rem}.checkout-section{background:var(--bg-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow)}.checkout-section h2{font-size:1.5rem;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-gray)}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}.payment-methods{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}.payment-method{display:flex;align-items:center;gap:1rem;padding:1rem;border:2px solid 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var(--bg-gray)}.summary-item{display:grid;grid-template-columns:60px 1fr auto;gap:1rem;align-items:center}.summary-item img{width:60px;height:60px;border-radius:var(--radius);object-fit:cover}.summary-item-info{display:flex;flex-direction:column;gap:.25rem}.summary-item-name{font-weight:600;font-size:.875rem;color:var(--text-dark)}.summary-item-qty{font-size:.75rem;color:var(--text-light)}.summary-item-price{font-weight:700;color:var(--text-dark)}.summary-row{display:flex;justify-content:space-between;align-items:center;padding:.75rem 0;color:var(--text-dark)}.summary-row span:last-child{font-weight:600}.summary-total{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 0;margin-top:1rem;border-top:2px solid var(--bg-gray);font-size:1.5rem;font-weight:900;color:var(--text-dark)}@media (max-width: 1024px){.checkout-layout{grid-template-columns:1fr}.checkout-summary{position:static}}@media (max-width: 768px){.form-row{grid-template-columns:1fr}}.orders-page{min-height:100vh;padding:2rem 0}.back-link{display:inline-block;color:var(--primary);text-decoration:none;margin-bottom:1.5rem;font-weight:600;transition:var(--transition)}.back-link:hover{color:var(--primary-dark);padding-left:.5rem}.no-orders{text-align:center;padding:4rem 2rem;background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow);max-width:500px;margin:2rem auto}.no-orders h3{margin-bottom:1rem}.no-orders p{color:var(--text-light);margin-bottom:2rem}.orders-list{display:flex;flex-direction:column;gap:1.5rem;margin-top:2rem}.order-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);transition:var(--transition)}.order-card:hover{box-shadow:var(--shadow-lg)}.order-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-gray)}.order-card-info h3{font-size:1.25rem;margin:0 0 .5rem;color:var(--text-dark)}.order-card-info p{color:var(--text-light);margin:0}.order-card-badges{display:flex;gap:.5rem;flex-wrap:wrap}.order-card-items{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:1.5rem}.order-card-item{background:var(--bg-light);padding:.5rem 1rem;border-radius:var(--radius);font-size:.875rem;color:var(--text-dark)}.order-card-footer{display:flex;justify-content:space-between;align-items:center}.order-card-total{font-size:1.25rem;font-weight:700;color:var(--text-dark)}.order-detail{margin-top:2rem}.order-detail-header{background:var(--bg-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem}.order-detail-header h1{font-size:2rem;margin:0 0 .5rem}.order-date{color:var(--text-light);margin:0}.order-badges{display:flex;gap:.5rem}.order-detail-grid{display:grid;grid-template-columns:1fr 400px;gap:2rem}.order-items-section{background:var(--bg-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow)}.order-items-section h2{font-size:1.5rem;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-gray)}.order-items{display:flex;flex-direction:column;gap:1.5rem}.order-item{display:grid;grid-template-columns:80px 1fr auto;gap:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--bg-gray)}.order-item:last-child{border-bottom:none;padding-bottom:0}.order-item img{width:80px;height:80px;border-radius:var(--radius);object-fit:cover}.order-item-info{display:flex;flex-direction:column;gap:.5rem}.order-item-name{font-size:1.125rem;font-weight:700;color:var(--text-dark);text-decoration:none}.order-item-name:hover{color:var(--primary)}.order-item-sku,.order-item-qty{font-size:.875rem;color:var(--text-light)}.order-item-pricing{display:flex;flex-direction:column;align-items:flex-end;gap:.5rem}.order-item-price{font-size:1rem;color:var(--text-light)}.order-item-subtotal{font-size:1.5rem;font-weight:700;color:var(--text-dark)}.order-info-section{display:flex;flex-direction:column;gap:1.5rem}.order-info-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow)}.order-info-card h3{font-size:1.125rem;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:2px solid var(--bg-gray)}.order-info-card p{margin:0;line-height:1.8;color:var(--text-dark)}.tracking-number{font-family:monospace;font-size:1.125rem;font-weight:700;color:var(--primary)}.order-summary-row{display:flex;justify-content:space-between;padding:.75rem 0;color:var(--text-dark)}.order-summary-total{display:flex;justify-content:space-between;padding:1rem 0;margin-top:1rem;border-top:2px solid var(--bg-gray);font-size:1.5rem;font-weight:900;color:var(--text-dark)}@media (max-width: 1024px){.order-detail-grid{grid-template-columns:1fr}}@media (max-width: 768px){.order-card-header,.order-detail-header{flex-direction:column;gap:1rem}.order-item{grid-template-columns:1fr}.order-item img{width:100%;height:200px}.order-item-pricing{flex-direction:row;justify-content:space-between;align-items:center}}.profile-page{min-height:100vh;padding:2rem 0}.profile-grid{display:grid;grid-template-columns:1fr 2fr;gap:2rem;margin-top:2rem}.profile-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);height:fit-content;position:sticky;top:100px}.profile-header{display:flex;align-items:center;gap:1.5rem;margin-bottom:2rem;padding-bottom:2rem;border-bottom:2px solid var(--bg-gray)}.profile-avatar{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--text-white);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;flex-shrink:0}.profile-name h2{font-size:1.5rem;margin:0 0 .25rem;color:var(--text-dark)}.profile-name p{color:var(--text-light);margin:0 0 .5rem}.profile-info{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.profile-info-item{display:flex;flex-direction:column;gap:.25rem}.profile-info-item strong{font-size:.875rem;color:var(--text-light);text-transform:uppercase;letter-spacing:.05em}.profile-info-item span{color:var(--text-dark);font-weight:500}.profile-section{background:var(--bg-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow)}.profile-section h3{font-size:1.5rem;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-gray)}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-gray)}.section-header h3{margin:0;padding:0;border:none}.recent-orders{display:flex;flex-direction:column;gap:1rem}.order-preview{padding:1.5rem;border:2px solid var(--bg-gray);border-radius:var(--radius);text-decoration:none;transition:var(--transition)}.order-preview:hover{border-color:var(--primary);background:var(--bg-light)}.order-preview-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.order-number{font-weight:700;color:var(--text-dark);font-size:1.125rem}.order-preview-info{display:flex;justify-content:space-between;align-items:center}.order-date{color:var(--text-light);font-size:.875rem}.order-total{font-weight:700;color:var(--primary);font-size:1.25rem}.quick-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}.action-btn{display:flex;flex-direction:column;align-items:center;gap:.75rem;padding:1.5rem;background:var(--bg-light);border-radius:var(--radius);text-decoration:none;transition:var(--transition);border:2px solid transparent}.action-btn:hover{background:var(--bg-white);border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow)}.action-icon{font-size:2rem}.action-text{color:var(--text-dark);font-weight:600}.no-data{text-align:center;padding:3rem 1rem}.no-data p{color:var(--text-light);margin-bottom:1rem}@media (max-width: 1024px){.profile-grid{grid-template-columns:1fr}.profile-card{position:static}}@media (max-width: 768px){.profile-header{flex-direction:column;text-align:center}.quick-actions{grid-template-columns:1fr}}*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #0ea5e9;--primary-dark: #0284c7;--primary-light: #38bdf8;--secondary: #06b6d4;--accent: #14b8a6;--text-dark: #0f172a;--text-light: #64748b;--text-white: #ffffff;--bg-white: #ffffff;--bg-light: #f8fafc;--bg-gray: #e2e8f0;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--radius: 8px;--radius-lg: 12px;--radius-full: 9999px;--transition: all .3s ease}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-dark);background:var(--bg-light);line-height:1.6}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:1rem}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-bottom:1rem}a{text-decoration:none;color:var(--primary);transition:var(--transition)}a:hover{color:var(--primary-dark)}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;border:none;border-radius:var(--radius);cursor:pointer;transition:var(--transition);text-decoration:none}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--text-white)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--bg-white);color:var(--primary);border:2px solid var(--primary)}.btn-secondary:hover:not(:disabled){background:var(--primary);color:var(--text-white)}.btn-outline{background:transparent;color:var(--text-dark);border:1px solid var(--bg-gray)}.btn-outline:hover:not(:disabled){background:var(--bg-light)}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.btn-lg{padding:1rem 2rem;font-size:1.125rem}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;font-weight:600;color:var(--text-dark)}.form-input,.form-select,.form-textarea{width:100%;padding:.75rem 1rem;font-size:1rem;border:2px solid var(--bg-gray);border-radius:var(--radius);background:var(--bg-white);transition:var(--transition)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #0ea5e91a}.form-error{color:var(--error);font-size:.875rem;margin-top:.25rem}.card{background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:1.5rem;transition:var(--transition)}.card:hover{box-shadow:var(--shadow-lg)}.badge{display:inline-block;padding:.25rem .75rem;font-size:.875rem;font-weight:600;border-radius:var(--radius-full);background:var(--bg-gray);color:var(--text-dark)}.badge-primary{background:var(--primary);color:var(--text-white)}.badge-success{background:var(--success);color:var(--text-white)}.badge-warning{background:var(--warning);color:var(--text-white)}.badge-error{background:var(--error);color:var(--text-white)}.alert{padding:1rem;border-radius:var(--radius);margin-bottom:1rem}.alert-success{background:#d1fae5;color:#065f46;border:1px solid #10b981}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #ef4444}.alert-warning{background:#fef3c7;color:#92400e;border:1px solid #f59e0b}.alert-info{background:#dbeafe;color:#1e40af;border:1px solid #3b82f6}.spinner{border:3px solid var(--bg-gray);border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:spin .8s linear infinite;margin:2rem auto}@keyframes spin{to{transform:rotate(360deg)}}.grid{display:grid;gap:1.5rem}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.5rem}.gap-2{gap:1rem}.gap-3{gap:1.5rem}.gap-4{gap:2rem}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}.py-2{padding-top:1rem;padding-bottom:1rem}.py-4{padding-top:2rem;padding-bottom:2rem}.py-8{padding-top:4rem;padding-bottom:4rem}.text-center{text-align:center}.text-right{text-align:right}.text-sm{font-size:.875rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.font-bold{font-weight:700}.text-muted{color:var(--text-light)}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}.grid-cols-2,.grid-cols-3,.grid-cols-4{grid-template-columns:1fr}.container{padding:0 1rem}}@media (min-width: 768px) and (max-width: 1024px){.grid-cols-3,.grid-cols-4{grid-template-columns:repeat(2,1fr)}}