:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.navbar{background-color:#fff;box-shadow:0 1px 3px #0000001a;padding:16px 0;position:sticky;top:0;z-index:100}.navbar-content{display:flex;justify-content:space-between;align-items:center}.navbar-brand{font-size:24px;font-weight:700;color:#2563eb;text-decoration:none}.navbar-links{display:flex;align-items:center;gap:24px}.navbar-link{color:#374151;text-decoration:none;font-weight:500;transition:color .2s}.navbar-link:hover{color:#2563eb}@media(max-width:768px){.navbar-links{gap:12px}.navbar-link{font-size:14px}.navbar-brand{font-size:20px}}.landing{min-height:100vh}.hero{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:100px 0;text-align:center}.hero-title{font-size:48px;font-weight:800;margin-bottom:24px;line-height:1.2}.hero-subtitle{font-size:20px;margin-bottom:40px;opacity:.95;max-width:700px;margin-left:auto;margin-right:auto}.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.btn-lg{padding:16px 32px;font-size:18px}.how-it-works{padding:80px 0;background-color:#fff}.section-title{text-align:center;font-size:36px;font-weight:700;margin-bottom:48px;color:#111827}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px;max-width:900px;margin:0 auto}.step{text-align:center}.step-number{width:60px;height:60px;background-color:#2563eb;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin:0 auto 20px}.step h3{font-size:22px;margin-bottom:12px;color:#111827}.step p{color:#6b7280;line-height:1.6}.categories{padding:80px 0;background-color:#f9fafb}.categories-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:24px}.category-card{padding:32px 24px;border-radius:16px;text-align:center;text-decoration:none;color:#374151;transition:all .2s;border:2px solid transparent}.category-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f;border-color:#0000001a}.category-icon{font-size:48px;margin-bottom:12px}.category-name{font-weight:600;font-size:16px}.cta{padding:80px 0;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.cta-title{font-size:36px;font-weight:700;margin-bottom:16px}.cta-subtitle{font-size:18px;opacity:.95;margin-bottom:32px}.footer{background-color:#111827;color:#fff;padding:32px 0;text-align:center}.footer p{opacity:.8}@media(max-width:768px){.hero{padding:60px 0}.hero-title{font-size:32px}.hero-subtitle{font-size:16px}.section-title{font-size:28px}.how-it-works,.categories,.cta{padding:48px 0}}.auth-page{min-height:calc(100vh - 72px);display:flex;align-items:center;justify-content:center;padding:40px 20px;background:linear-gradient(135deg,#667eea15,#764ba215)}.auth-container{width:100%;max-width:480px}.auth-card{background:#fff;border-radius:16px;padding:40px;box-shadow:0 4px 24px #0000001a}.auth-title{font-size:32px;font-weight:700;text-align:center;margin-bottom:8px;color:#111827}.auth-subtitle{text-align:center;color:#6b7280;margin-bottom:32px}.auth-form{margin-bottom:24px}.auth-error{background-color:#fee2e2;color:#991b1b;padding:12px 16px;border-radius:8px;margin-bottom:24px;font-size:14px}.auth-footer{text-align:center;color:#6b7280}.auth-link{color:#2563eb;text-decoration:none;font-weight:600}.auth-link:hover{text-decoration:underline}@media(max-width:640px){.auth-card{padding:32px 24px}.auth-title{font-size:28px}}.listing-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #0000001a;transition:all .2s;text-decoration:none;color:inherit;display:block}.listing-card:hover{box-shadow:0 4px 12px #00000026;transform:translateY(-4px)}.listing-card-image{width:100%;height:200px;object-fit:cover}.listing-card-content{padding:16px}.listing-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.listing-card-title{font-size:18px;font-weight:600;margin-bottom:8px;color:#111827}.listing-card-description{color:#6b7280;font-size:14px;margin-bottom:12px;line-height:1.5}.listing-card-price{display:flex;align-items:center;gap:8px;margin-bottom:8px}.listing-card-asking-price{font-size:24px;font-weight:700;color:#059669}.listing-card-original-price{font-size:16px;color:#9ca3af;text-decoration:line-through}.listing-card-savings{font-size:12px;font-weight:600;color:#dc2626;background-color:#fee2e2;padding:2px 8px;border-radius:100px}.listing-card-quantity{font-size:14px;color:#6b7280;margin-bottom:12px}.listing-card-footer{padding-top:12px;border-top:1px solid #e5e7eb;font-size:13px;color:#6b7280}.listing-card-seller{font-weight:600;color:#374151;margin-bottom:4px}.listing-card-pickup{font-size:12px}.browse-page{min-height:calc(100vh - 72px);padding:40px 0}.browse-header{margin-bottom:32px}.browse-header h1{font-size:32px;font-weight:700;margin-bottom:8px}.browse-filters{display:flex;gap:16px;margin-bottom:32px;flex-wrap:wrap}.filter-group{flex:1;min-width:200px}.filter-group label{display:block;margin-bottom:8px;font-weight:600;color:#374151;font-size:14px}.listings-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}.empty-state{text-align:center;padding:80px 20px;color:#6b7280}@media(max-width:768px){.browse-page{padding:24px 0}.browse-filters{flex-direction:column}.filter-group{width:100%}.listings-grid{grid-template-columns:1fr}}.listing-detail-page{min-height:calc(100vh - 72px);padding:40px 0}.listing-detail-grid{display:grid;grid-template-columns:2fr 1fr;gap:32px}.listing-detail-image{width:100%;border-radius:12px;margin-bottom:24px;max-height:500px;object-fit:cover}.listing-detail-header{margin-bottom:24px}.listing-detail-header>div{display:flex;gap:8px;margin-bottom:16px}.listing-detail-header h1{font-size:36px;font-weight:700;color:#111827}.listing-detail-price{display:flex;align-items:center;gap:16px;margin-bottom:16px}.price-asking{font-size:40px;font-weight:700;color:#059669}.price-original{font-size:24px;color:#9ca3af;text-decoration:line-through}.listing-detail-quantity{font-size:18px;color:#6b7280;margin-bottom:24px}.listing-detail-description{padding-top:24px;border-top:1px solid #e5e7eb}.listing-detail-description h3{font-size:20px;font-weight:600;margin-bottom:12px}.listing-detail-description p{line-height:1.7;color:#374151}.sidebar-card{background:#fff;border-radius:12px;padding:24px;margin-bottom:16px;box-shadow:0 1px 3px #0000001a}.sidebar-card h3{font-size:18px;font-weight:600;margin-bottom:16px;color:#111827}.seller-info,.pickup-info{font-size:15px}.seller-name{font-weight:600;font-size:16px;margin-bottom:4px}.seller-type{color:#6b7280;margin-bottom:8px}.seller-phone{color:#2563eb;font-weight:500}.pickup-address{color:#374151;margin-bottom:12px}.pickup-window{color:#6b7280;font-size:14px}.pickup-window>div{margin-top:4px}@media(max-width:968px){.listing-detail-grid{grid-template-columns:1fr}.listing-detail-header h1{font-size:28px}.price-asking{font-size:32px}}.create-listing-page{min-height:calc(100vh - 72px);padding:40px 0;background-color:#f9fafb}.create-listing-container{max-width:700px;margin:0 auto;background:#fff;border-radius:16px;padding:40px;box-shadow:0 1px 3px #0000001a}.create-listing-container h1{font-size:32px;font-weight:700;margin-bottom:8px}.create-listing-form{margin-top:32px}.form-section{margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid #e5e7eb}.form-section:last-of-type{border-bottom:none}.form-section h3{font-size:20px;font-weight:600;margin-bottom:20px;color:#111827}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.photo-preview{margin-top:16px;max-width:300px;border-radius:8px;border:1px solid #e5e7eb}@media(max-width:768px){.create-listing-container{padding:24px}.create-listing-container h1{font-size:24px}.form-row{grid-template-columns:1fr}}.dashboard-page{min-height:calc(100vh - 72px);padding:40px 0}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.dashboard-header h1{font-size:32px;font-weight:700}.dashboard-tabs{display:flex;gap:8px;margin-bottom:32px;border-bottom:2px solid #e5e7eb}.tab{padding:12px 24px;border:none;background:none;font-size:16px;font-weight:600;color:#6b7280;cursor:pointer;border-bottom:3px solid transparent;transition:all .2s}.tab:hover{color:#2563eb}.tab.active{color:#2563eb;border-bottom-color:#2563eb}.dashboard-content{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a}table{width:100%;border-collapse:collapse}thead{border-bottom:2px solid #e5e7eb}th{padding:12px;text-align:left;font-weight:600;color:#374151;font-size:14px;text-transform:uppercase}td{padding:16px 12px;border-bottom:1px solid #f3f4f6}td a{color:#2563eb;text-decoration:none;font-weight:500}td a:hover{text-decoration:underline}.empty-message{text-align:center;color:#6b7280;padding:40px 20px}@media(max-width:768px){.dashboard-header{flex-direction:column;align-items:flex-start;gap:16px}.dashboard-tabs{flex-direction:column;border-bottom:none}.tab{border-bottom:1px solid #e5e7eb;border-left:3px solid transparent;text-align:left}.tab.active{border-left-color:#2563eb;border-bottom-color:#e5e7eb}table{display:block;overflow-x:auto}th,td{min-width:120px}}.settings-page{min-height:calc(100vh - 72px);padding:40px 0;background-color:#f9fafb}.settings-container{max-width:600px;margin:0 auto;background:#fff;border-radius:16px;padding:40px;box-shadow:0 1px 3px #0000001a}.settings-container h1{font-size:32px;font-weight:700;margin-bottom:32px}.settings-message{background-color:#dcfce7;color:#166534;padding:12px 16px;border-radius:8px;margin-bottom:24px;font-size:14px}.settings-form .form-section{margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid #e5e7eb}.settings-form .form-section:last-of-type{border-bottom:none}.settings-form h3{font-size:20px;font-weight:600;margin-bottom:20px;color:#111827}@media(max-width:768px){.settings-container{padding:24px}.settings-container h1{font-size:24px}}*{margin:0;padding:0;box-sizing:border-box}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;background-color:#f8f9fa;color:#333}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn{padding:12px 24px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;text-decoration:none;display:inline-block;text-align:center}.btn-primary{background-color:#2563eb;color:#fff}.btn-primary:hover{background-color:#1d4ed8;transform:translateY(-2px);box-shadow:0 4px 12px #2563eb4d}.btn-secondary{background-color:#6b7280;color:#fff}.btn-secondary:hover{background-color:#4b5563}.btn-outline{background-color:transparent;border:2px solid #2563eb;color:#2563eb}.btn-outline:hover{background-color:#2563eb;color:#fff}.btn-danger{background-color:#dc2626;color:#fff}.btn-danger:hover{background-color:#b91c1c}.btn-sm{padding:8px 16px;font-size:14px}.btn-full{width:100%}.form-group{margin-bottom:20px}.form-label{display:block;margin-bottom:8px;font-weight:600;color:#374151}.form-input,.form-select,.form-textarea{width:100%;padding:12px;border:1px solid #d1d5db;border-radius:8px;font-size:16px;transition:border-color .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}.form-textarea{resize:vertical;min-height:100px}.card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a;transition:all .2s}.card:hover{box-shadow:0 4px 12px #00000026}.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}.badge{display:inline-block;padding:4px 12px;border-radius:100px;font-size:12px;font-weight:600;text-transform:uppercase}.badge-success{background-color:#dcfce7;color:#166534}.badge-warning{background-color:#fef3c7;color:#92400e}.badge-info{background-color:#dbeafe;color:#1e40af}.badge-danger{background-color:#fee2e2;color:#991b1b}.text-center{text-align:center}.text-muted{color:#6b7280}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:32px}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.flex-center{display:flex;justify-content:center;align-items:center}.gap-1{gap:8px}.gap-2{gap:16px}.gap-3{gap:24px}.spinner{border:3px solid #f3f4f6;border-top:3px solid #2563eb;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:40px auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media(max-width:768px){.container{padding:0 16px}.grid-2,.grid-3{grid-template-columns:1fr}}