:root{--primary: #ffffff;--secondary: #d32f2f;--secondary-hover: #b71c1c;--text-main: #111111;--text-light: #555555;--bg-main: #f5f5f5;--card-bg: #ffffff;--border-color: #e0e0e0;--header-height: 64px}*{box-sizing:border-box}body{margin:0;font-family:Inter,-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:var(--bg-main);color:var(--text-main)}a{text-decoration:none;color:inherit}button{cursor:pointer;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.text-red{color:var(--secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border-radius:4px;border:none;font-weight:500;transition:all .2s;cursor:pointer}.btn-primary{background-color:var(--secondary);color:#fff}.btn-primary:hover{background-color:var(--secondary-hover)}.btn-outline{background-color:transparent;border:1px solid var(--border-color);color:var(--text-main)}.btn-outline:hover{border-color:var(--text-main)}.navbar{background-color:var(--primary);border-bottom:1px solid var(--border-color);height:var(--header-height);position:sticky;top:0;z-index:100;box-shadow:0 1px 3px #0000000d}.nav-container{height:100%;display:flex;align-items:center;justify-content:space-between}.nav-brand{font-size:1.25rem;font-weight:800;cursor:pointer;letter-spacing:-.02em;display:flex;align-items:center;gap:.75rem}.nav-logo{height:36px;width:auto;object-fit:contain}.nav-brand-text{display:flex;align-items:center}.nav-actions{display:flex;gap:1rem;align-items:center}.mock-login{display:flex;align-items:center;margin-right:1rem;padding-right:1rem;border-right:1px solid var(--border-color)}.mock-email-input{padding:.4rem .75rem;border:1px solid var(--border-color);border-radius:4px;font-size:.85rem;width:180px}.mock-email-input:focus{outline:none;border-color:var(--secondary)}.feed-container{display:flex;flex-direction:column;gap:1.5rem}.feed-header h2{margin:0;font-size:1.75rem;font-weight:700}.items-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.empty-state{text-align:center;padding:3rem;color:var(--text-light);background-color:var(--card-bg);border-radius:8px;border:1px dashed var(--border-color)}.item-card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s;overflow:hidden}.item-card.item-sold{opacity:.8}.item-image-container{height:200px;position:relative;background-color:var(--bg-main);border-bottom:1px solid var(--border-color)}.item-image{width:100%;height:100%;object-fit:cover}.sold-overlay,.sold-banner{position:absolute;top:1rem;right:1rem;background-color:var(--text-main);color:#fff;padding:.25rem .75rem;font-weight:800;border-radius:4px;letter-spacing:.05em;z-index:10}.sold-banner{position:static;margin:1rem 1.25rem 0;width:fit-content}.item-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000000d}.item-header{padding:1.25rem 1.25rem 0;display:flex;justify-content:space-between;align-items:center}.item-society{color:var(--secondary);background-color:#d32f2f1a;padding:.25rem .5rem;border-radius:4px}.item-type{color:var(--text-light);background-color:var(--bg-main);padding:.25rem .5rem;border-radius:4px}.item-body{flex:1;padding:1rem 1.25rem}.item-title{margin:0 0 .5rem;font-size:1.15rem;font-weight:600}.item-desc{margin:0;color:var(--text-light);font-size:.95rem;line-height:1.4}.item-footer{margin-top:auto;padding:1rem 1.25rem;border-top:1px solid var(--border-color)}.item-actions{padding:1rem 1.25rem;background-color:var(--bg-main);border-top:1px solid var(--border-color);text-align:center}.price-container{display:flex;align-items:center;gap:.5rem}.price-original{text-decoration:line-through;color:var(--text-light);font-size:.9rem}.price-selling{font-size:1.25rem;font-weight:700;color:var(--text-main)}.discount-badge{background-color:#000;color:#fff;font-size:.75rem;font-weight:700;padding:.2rem .4rem;border-radius:4px;margin-left:auto}.recruiting-badge{background-color:var(--secondary);color:#fff;display:inline-block;font-size:.85rem;font-weight:600;padding:.3rem .6rem;border-radius:4px}.form-container{max-width:600px;margin:0 auto;background-color:var(--card-bg);padding:2rem;border-radius:8px;border:1px solid var(--border-color);box-shadow:0 4px 12px #0000000d}.form-header{margin-bottom:2rem;text-align:center}.form-header h2{margin:0 0 .5rem;font-size:1.5rem;font-weight:700}.form-header p{margin:0;color:var(--text-light)}.listing-form{display:flex;flex-direction:column;gap:1.5rem}.form-row{display:flex;gap:1rem}.form-row .form-group{flex:1}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.9rem;font-weight:600;color:var(--text-main)}.form-group input,.form-group textarea,.form-group select{padding:.75rem;border:1px solid var(--border-color);border-radius:4px;font-family:inherit;font-size:1rem;background-color:var(--bg-main);transition:border-color .2s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--secondary)}.form-actions{display:flex;justify-content:flex-end;gap:1rem;margin-top:1rem;padding-top:1.5rem;border-top:1px solid var(--border-color)}.dashboard-container{max-width:800px;margin:0 auto}.dashboard-header{margin-bottom:2rem}.dashboard-header h2{margin:0 0 .5rem;font-size:1.75rem}.dashboard-header p{color:var(--text-light);margin:0}.dashboard-items{display:flex;flex-direction:column;gap:1rem}.dashboard-item{display:flex;justify-content:space-between;align-items:center;background-color:var(--card-bg);padding:1.25rem;border-radius:8px;border:1px solid var(--border-color);box-shadow:0 2px 4px #00000005}.dashboard-item-info h3{margin:0 0 .5rem;display:flex;align-items:center;gap:.75rem}.status-badge{font-size:.75rem;font-weight:700;padding:.2rem .5rem;border-radius:4px;text-transform:uppercase}.status-badge.active{background-color:var(--bg-main);color:var(--text-light)}.status-badge.sold{background-color:var(--secondary);color:#fff}.item-meta{margin:0;font-size:.9rem;color:var(--text-light)}.dashboard-item-actions{display:flex;gap:1rem}.app-container{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding:2rem 0}