:root{--navy:#0b1f3a;--amber-soft:#fde68a;--amber-ink:#92400e;--whatsapp-green:#25d366;--whatsapp-ink:#0b2e17;--muted:#57534e;--surface:#f9f9f8;--border:#e0deda;--ink:#15171c;--radius:8px;--target:44px}*{box-sizing:border-box}body{color:var(--ink);background:#fff;margin:0;font-family:system-ui,sans-serif}h1{color:var(--navy);margin:8px 0 12px;font-size:1.5rem}h2{margin:0 0 8px;font-size:1.1rem}ul{margin:0;padding:0;list-style:none}a{color:inherit}.muted{color:var(--muted)}.small{font-size:.85rem}.error-text{color:#b91c1c}.content{padding:16px 16px 80px}.state{text-align:center;padding:24px 0}.note{border-radius:var(--radius);background:var(--surface);color:var(--muted);margin:12px 0;padding:12px;font-size:.9rem}.tab-bar{background:var(--navy);padding-bottom:env(safe-area-inset-bottom);display:flex;position:fixed;bottom:0;left:0;right:0}.tab-link{min-height:var(--target);color:#b8bcc6;flex:1;justify-content:center;align-items:center;padding:12px 8px;font-size:.9rem;text-decoration:none;display:flex}.tab-link.active{color:#fff;font-weight:700}.top-bar{justify-content:flex-end;padding:4px 16px 0;display:flex}.top-bar-left{justify-content:flex-start}.link-button,.back-link{min-height:var(--target);color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;align-items:center;padding:0 8px;font-size:.85rem;text-decoration:underline;display:inline-flex}.dev-parents{gap:12px;display:grid}.dev-parent{width:100%;min-height:var(--target);border:1px solid var(--navy);border-radius:var(--radius);color:var(--navy);font:inherit;cursor:pointer;background:#fff;padding:0 16px}.button{min-height:var(--target);border:1px solid var(--navy);border-radius:var(--radius);font:inherit;cursor:pointer;padding:0 16px;font-weight:600}.button:disabled{opacity:.6;cursor:default}.button-block{width:100%;display:block}.button-navy{background:var(--navy);color:#fff}.button-outline{color:var(--navy);background:#fff}.button-whatsapp{background:var(--whatsapp-green);border-color:var(--whatsapp-green);color:var(--whatsapp-ink)}.segmented{border-radius:var(--radius);background:var(--surface);gap:4px;padding:4px;display:flex}.segment{min-height:var(--target);color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:6px;flex:1}.segment[aria-selected=true]{color:var(--navy);box-shadow:0 0 0 1px var(--border);background:#fff;font-weight:700}.photo{aspect-ratio:4/5;border-radius:var(--radius);background:var(--border)}.photo-large{aspect-ratio:4/3;margin-bottom:12px}.price-chip{background:var(--amber-soft);color:var(--navy);border-radius:999px;padding:2px 8px;font-size:.85rem;font-weight:700;display:inline-block}.price-chip-large{padding:4px 12px;font-size:1.25rem}.condition-tag{border:1px solid var(--border);color:var(--muted);background:#fff;border-radius:999px;padding:2px 8px;font-size:.8rem;display:inline-block}.status-chip{background:var(--surface);border:1px solid var(--border);color:var(--muted);border-radius:999px;align-self:flex-start;padding:2px 8px;font-size:.8rem;display:inline-block}.listing-grid{grid-template-columns:1fr;gap:16px;display:grid}@media (width>=390px){.listing-grid{grid-template-columns:1fr 1fr}}.listing-row{min-height:var(--target);flex-direction:column;gap:4px;text-decoration:none;display:flex}.listing-media{position:relative}.listing-price{position:absolute;top:8px;right:8px}.listing-condition{position:absolute;bottom:8px;left:8px}.listing-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-weight:600;display:-webkit-box;overflow:hidden}.listing-meta{color:var(--muted);font-size:.85rem}.detail-chips{align-items:center;gap:8px;display:flex}.freshness{color:var(--muted);font-size:.9rem}.freshness-stale{color:var(--amber-ink)}.detail-footer{border-top:1px solid var(--border);background:#fff;margin:16px -16px -80px;padding:12px 16px 24px;position:sticky;bottom:0}.banner{border-radius:var(--radius);background:var(--surface);color:var(--muted);margin:0 0 8px;padding:12px}.shelf-list{gap:12px;display:grid}.shelf-card{border:1px solid var(--border);border-radius:var(--radius);gap:8px;padding:12px;display:grid}.shelf-card-link,.sent-row{grid-template-columns:64px 1fr;align-items:start;gap:12px;text-decoration:none;display:grid}.sent-row{border:1px solid var(--border);border-radius:var(--radius);padding:12px}.shelf-card-body{flex-direction:column;gap:4px;display:flex}.shelf-card-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.lead-line{min-height:var(--target);color:var(--navy);align-items:center;font-weight:600;display:inline-flex}.sheet-backdrop{z-index:10;background:#0b1f3a73;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{background:#fff;border-radius:16px 16px 0 0;width:100%;padding:20px 16px 24px}.sheet-actions{gap:12px;display:flex}.sheet-actions .button{flex:1}.toast{z-index:20;border-radius:var(--radius);background:var(--navy);color:#fff;justify-content:space-between;align-items:center;gap:12px;padding:4px 8px 4px 16px;display:flex;position:fixed;bottom:72px;left:16px;right:16px}.toast-action{min-height:var(--target);color:var(--amber-soft);font:inherit;cursor:pointer;background:0 0;border:0;padding:0 12px;font-weight:700}