@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap";:root{--bg-primary: #f1f3f6;--bg-secondary: #ffffff;--bg-card: #ffffff;--bg-card-hover: #ffffff;--bg-glass: rgba(255, 255, 255, .9);--bg-glass-strong: rgba(40, 116, 240, .05);--text-primary: #212121;--text-secondary: #878787;--text-muted: #c2c2c2;--accent: #2874f0;--accent-light: #508bf2;--accent-dark: #1e56b3;--accent-gradient: linear-gradient(135deg, #2874f0 0%, #1e56b3 100%);--accent-gradient-vivid: linear-gradient(135deg, #2874f0 0%, #2874f0 50%, #f6c800 100%);--brand-yellow: #ff9f00;--success: #388e3c;--warning: #ff9f00;--danger: #ff6161;--whatsapp: #25D366;--border: #f0f0f0;--border-light: #e0e0e0;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--shadow-sm: 0 1px 4px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .1);--shadow-glow: 0 0 20px rgba(40, 116, 240, .2);--navbar-height: 64px;--max-width: 1200px;--transition: .2s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}h1,h2,h3,h4,h5,h6{font-family:Outfit,sans-serif;font-weight:700;line-height:1.2}a{color:var(--accent-light);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--accent)}img{max-width:100%;display:block}button{cursor:pointer;font-family:inherit;border:none;outline:none}input,select,textarea{font-family:inherit;outline:none}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:60vh;gap:16px;color:var(--text-secondary)}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}.spinner.small{width:18px;height:18px;border-width:2px}@keyframes spin{to{transform:rotate(360deg)}}.navbar{position:fixed;top:0;left:0;right:0;height:var(--navbar-height);background:var(--accent);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--accent-dark);z-index:100;color:#fff}.navbar-inner{max-width:var(--max-width);margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 20px}.navbar-brand{display:flex;align-items:center;gap:10px;font-family:Outfit,sans-serif;font-weight:800;font-size:1.2rem;color:#fff;transition:opacity var(--transition)}.navbar-brand:hover{opacity:.85;color:#fff}.brand-icon{font-size:1.5rem}.brand-text{color:#fff;font-style:italic}.navbar-links{display:flex;align-items:center;gap:4px}.nav-link{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-sm);color:#fffc;font-size:.88rem;font-weight:500;transition:all var(--transition)}.nav-link:hover{background:#ffffff1a;color:#fff}.nav-link-primary{background:#fff;color:var(--accent)!important;font-weight:600;box-shadow:var(--shadow-sm)}.nav-link-primary:hover{background:#f0f0f0;transform:translateY(-1px)}.navbar-profile{display:flex;align-items:center;gap:10px}.profile-link{display:block}.profile-avatar{width:34px;height:34px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.3);transition:border-color var(--transition)}.profile-avatar:hover{border-color:#fff}.btn-sign-out{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#ffffff1a;color:#fff;transition:all var(--transition)}.btn-sign-out:hover{background:#fff3;color:#fcc}.main-content{padding-top:var(--navbar-height);min-height:100vh}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;font-size:.9rem;transition:all var(--transition);border:none;cursor:pointer}.btn-lg{padding:14px 28px;font-size:1rem;border-radius:var(--radius-md)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-light);box-shadow:var(--shadow-sm)}.btn-secondary:hover:not(:disabled){background:#f9f9f9;transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-primary{background:var(--brand-yellow);color:#212121;box-shadow:0 2px 4px #0000001a}.btn-primary:hover:not(:disabled){background:#f59900;transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-danger{background:linear-gradient(135deg,#f87171,#ef4444);color:#fff}.btn-danger:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 20px #f871714d}.btn-whatsapp{background:linear-gradient(135deg,#25d366,#128c7e);color:#fff;font-size:1rem;box-shadow:0 2px 10px #25d36640}.btn-whatsapp:hover{transform:translateY(-2px);box-shadow:0 4px 20px #25d36666}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;position:relative;overflow:hidden;background-color:var(--accent)}.login-bg{display:none}.login-card{position:relative;background:#fff;border-radius:var(--radius-xl);padding:48px 40px;max-width:440px;width:100%;text-align:center;box-shadow:0 10px 40px #0000004d}.login-header{margin-bottom:28px}.login-icon{font-size:3rem;display:block;margin-bottom:16px}.login-header h1{font-size:2.2rem;color:var(--accent);margin-bottom:8px}.login-header p{color:var(--text-secondary);font-size:.95rem}.login-features{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:32px}.feature-chip{display:flex;align-items:center;gap:6px;padding:6px 14px;background:#f5f7fa;border:1px solid #e4e7ed;border-radius:var(--radius-full);font-size:.82rem;color:var(--text-secondary)}.btn-google{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;padding:14px;background:#fff;color:#1a1a2e;font-size:1rem;font-weight:600;border:1px solid #dcdcdc;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);box-shadow:0 1px 3px #00000014}.btn-google:hover{background:#fafafa;transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.login-footer{margin-top:20px;font-size:.8rem;color:var(--text-muted)}.feed-page{max-width:var(--max-width);margin:0 auto;padding:32px 20px 60px}.feed-header{margin-bottom:28px}.feed-header h1{font-size:2rem;margin-bottom:4px}.feed-header p{color:var(--text-secondary);font-size:.95rem}.feed-controls{display:flex;gap:12px;margin-bottom:16px}.search-bar{flex:1;display:flex;align-items:center;gap:10px;padding:0 16px;height:44px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);transition:border-color var(--transition);color:var(--text-secondary)}.search-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #2874f01a}.search-bar input{flex:1;background:none;border:none;color:var(--text-primary);font-size:.9rem}.search-bar input::placeholder{color:var(--text-muted)}.search-clear{background:none;border:none;color:var(--text-muted);font-size:1.2rem;padding:0 4px;cursor:pointer;transition:color var(--transition)}.search-clear:hover{color:var(--text-primary)}.sort-select{height:44px;padding:0 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:.88rem;cursor:pointer;min-width:170px;appearance:auto;box-shadow:var(--shadow-sm)}.sort-select option{background:var(--bg-secondary);color:var(--text-primary)}.category-chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}.chip{padding:7px 16px;border-radius:var(--radius-full);background:#fff;border:1px solid var(--border-light);color:var(--text-secondary);font-size:.84rem;font-weight:500;cursor:pointer;transition:all var(--transition);box-shadow:var(--shadow-sm)}.chip:hover{background:#f9f9f9;color:var(--text-primary)}.chip-active{background:var(--accent);color:#fff;border-color:transparent;box-shadow:0 2px 8px #2874f04d}.feed-loading{display:flex;flex-direction:column;align-items:center;gap:12px;padding:80px 0;color:var(--text-secondary)}.feed-empty{text-align:center;padding:80px 20px;color:var(--text-secondary)}.empty-icon{font-size:3rem;display:block;margin-bottom:16px}.feed-empty h3{font-size:1.3rem;color:var(--text-primary);margin-bottom:8px}.feed-empty .btn{margin-top:20px}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.product-card{background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:all var(--transition-slow);box-shadow:var(--shadow-sm)}.product-card:hover{background:#fff;border-color:#d1d5db;transform:translateY(-4px);box-shadow:var(--shadow-md)}.product-card-image{position:relative;width:100%;aspect-ratio:4/3;overflow:hidden;background:#f8f9fa;border-bottom:1px solid var(--border-light)}.product-card-image img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}.product-card:hover .product-card-image img{transform:scale(1.05)}.product-card-placeholder{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--text-muted);font-size:.8rem}.product-card-badge{position:absolute;top:10px;left:10px;padding:4px 10px;background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--accent);font-size:.72rem;font-weight:700;border-radius:var(--radius-full);border:1px solid var(--border-light);text-transform:uppercase;letter-spacing:.03em;box-shadow:var(--shadow-sm)}.product-card-body{padding:16px}.product-card-title{font-size:1rem;font-weight:600;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-card-price{font-family:Outfit,sans-serif;font-size:1.2rem;font-weight:700;color:var(--success);margin-bottom:12px}.product-card-meta{display:flex;align-items:center;justify-content:space-between;font-size:.78rem;color:var(--text-muted)}.product-card-seller{display:flex;align-items:center;gap:6px}.seller-avatar-sm{width:20px;height:20px;border-radius:50%;object-fit:cover;border:1px solid var(--border-light)}.create-listing-page,.my-listings-page,.profile-page{max-width:720px;margin:0 auto;padding:32px 20px 60px}.page-header{margin-bottom:28px}.page-header h1{font-size:2rem;margin-bottom:4px}.page-header p{color:var(--text-secondary);font-size:.95rem}.whatsapp-warning{display:flex;gap:16px;padding:20px;background:#fff8e1;border:1px solid #ffe082;border-radius:var(--radius-lg);margin-bottom:24px}.warning-icon{font-size:1.5rem;flex-shrink:0}.warning-content h3{font-size:1rem;color:#d84315;margin-bottom:6px}.warning-content p{font-size:.88rem;color:var(--text-secondary);margin-bottom:14px}.listing-form.form-disabled{opacity:.4;pointer-events:none}.listing-form{display:flex;flex-direction:column;gap:20px}.form-actions-row{display:flex;gap:16px;margin-top:10px}.form-actions-row .btn{flex:1}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:.88rem;font-weight:600;color:var(--text-secondary);display:flex;align-items:baseline;gap:8px}.label-hint{font-weight:400;font-size:.78rem;color:var(--text-muted)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}input[type=text],input[type=number],input[type=tel],select,textarea{padding:12px 14px;background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.9rem;transition:all var(--transition)}input::placeholder,textarea::placeholder{color:var(--text-muted)}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #2874f01a}textarea{resize:vertical;min-height:80px}select{cursor:pointer}select option{background:var(--bg-secondary);color:var(--text-primary)}.form-help{font-size:.78rem;color:var(--text-muted)}.input-with-icon{display:flex;align-items:center;gap:10px;padding:0 14px;background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-sm);transition:all var(--transition)}.input-with-icon:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #2874f01a}.input-with-icon input{flex:1;padding:12px 0;background:none;border:none;box-shadow:none!important}.image-upload{display:flex;flex-direction:column;gap:12px}.upload-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:32px;border:2px dashed #cbd5e1;border-radius:var(--radius-lg);background:#f8fafc;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);text-align:center}.upload-zone:hover:not(.disabled){border-color:var(--accent);background:#2874f00d;color:var(--text-primary)}.upload-zone.drag-over{border-color:var(--accent);background:#2874f01a}.upload-zone.disabled{opacity:.5;cursor:not-allowed}.upload-zone p{font-size:.9rem;font-weight:500}.upload-hint{font-size:.78rem}.upload-loading{display:flex;flex-direction:column;align-items:center;gap:8px;font-size:.88rem}.image-previews{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.image-preview{position:relative;aspect-ratio:1;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border)}.image-preview img{width:100%;height:100%;object-fit:cover}.image-remove{position:absolute;top:6px;right:6px;width:24px;height:24px;border-radius:50%;background:#000000b3;color:#fff;font-size:1rem;display:flex;align-items:center;justify-content:center;border:none;cursor:pointer;transition:background var(--transition)}.image-remove:hover{background:var(--danger)}.product-detail-page{max-width:var(--max-width);margin:0 auto;padding:24px 20px 60px}.btn-back{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.88rem;font-weight:500;cursor:pointer;transition:all var(--transition);margin-bottom:24px;box-shadow:var(--shadow-sm)}.btn-back:hover{background:#f9f9f9;color:var(--text-primary)}.product-detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}.product-main-image{width:100%;aspect-ratio:1;border-radius:var(--radius-lg);overflow:hidden;background:#f8f9fa;border:1px solid var(--border-light)}.product-main-image img{width:100%;height:100%;object-fit:contain;background:#f8f9fa}.product-thumbnails{display:flex;gap:10px;margin-top:12px}.thumbnail{width:72px;height:72px;border-radius:var(--radius-sm);overflow:hidden;border:2px solid var(--border);cursor:pointer;padding:0;background:none;transition:border-color var(--transition)}.thumbnail.active{border-color:var(--accent)}.thumbnail img{width:100%;height:100%;object-fit:cover}.product-no-image{width:100%;aspect-ratio:1;border-radius:var(--radius-lg);background:#f8f9fa;border:1px solid var(--border-light);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-muted)}.product-info-section{display:flex;flex-direction:column;gap:24px}.product-category-badge{display:inline-block;padding:4px 12px;background:#2874f01a;color:var(--accent);font-size:.78rem;font-weight:700;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.product-title{font-size:1.8rem;line-height:1.3}.product-price{font-family:Outfit,sans-serif;font-size:2rem;font-weight:800;color:var(--success)}.product-description h3{font-size:.9rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.product-description p{color:var(--text-secondary);font-size:.95rem;line-height:1.7;white-space:pre-wrap}.product-seller-card{display:flex;align-items:center;gap:14px;padding:16px;background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.seller-avatar{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--border-light)}.seller-info{display:flex;flex-direction:column}.seller-name{font-weight:600;font-size:.95rem}.seller-time{font-size:.8rem;color:var(--text-muted)}.product-actions{display:flex;gap:12px}.product-actions .btn{flex:1}.product-id{font-size:.72rem;color:var(--text-muted);font-family:monospace}.profile-card-large{display:flex;flex-direction:column;align-items:center;gap:16px;padding:32px;background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-xl);margin-bottom:32px;box-shadow:var(--shadow-sm)}.profile-avatar-lg{width:96px;height:96px;border-radius:50%;object-fit:cover;border:3px solid var(--brand-yellow);box-shadow:0 0 20px #ff9f0033}.profile-card-large h2{font-size:1.4rem}.profile-form{display:flex;flex-direction:column;gap:20px}@media(max-width:768px){.navbar-links span{display:none}.nav-link{padding:8px 10px}.product-detail-layout{grid-template-columns:1fr;gap:24px}.feed-controls{flex-direction:column}.sort-select{width:100%}.form-row{grid-template-columns:1fr}.product-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.login-card{padding:32px 24px}}@media(max-width:480px){.product-grid{grid-template-columns:1fr}.image-previews{grid-template-columns:repeat(3,1fr)}}