:root{color-scheme:light;--gb-bg: #f8f7f2;--gb-surface: #ffffff;--gb-surface-muted: #f0eee6;--gb-border: #ded8c8;--gb-text: #161510;--gb-muted: #706b5f;--gb-dim: #9a9384;--gb-green: #246b45;--gb-red: #9f3a2f;--gb-amber: #a96812}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--gb-bg);color:var(--gb-text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select{font:inherit}.app-shell{width:min(1320px,calc(100vw - 40px));margin:0 auto;padding:40px 0 64px}.hero{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end;margin-bottom:28px}.hero h1{margin:0;font-family:Georgia,Times New Roman,serif;font-size:clamp(44px,7vw,84px);line-height:.95;letter-spacing:-.06em}.lede{max-width:680px;margin:16px 0 0;color:var(--gb-muted);font-size:18px;line-height:1.5}.eyebrow{margin:0 0 8px;text-transform:uppercase;letter-spacing:.14em;font-size:12px;color:var(--gb-muted);font-weight:700}.panel{background:var(--gb-surface);border:1px solid var(--gb-border);border-radius:18px;padding:22px;margin-top:18px;box-shadow:0 20px 80px #1615100f}.panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.panel h2,.panel h3{margin:0}.private-panel{display:grid;gap:10px;max-width:520px}.private-panel .auth-button{justify-self:start;margin-top:4px}.muted{color:var(--gb-muted)}.error{padding:14px 16px;border:1px solid rgba(159,58,47,.25);color:var(--gb-red);background:#9f3a2f0f;border-radius:14px}.account-card{justify-self:end;min-width:0;max-width:420px;padding:12px 14px;background:color-mix(in srgb,var(--gb-surface) 92%,transparent);border:1px solid var(--gb-border);border-radius:22px;box-shadow:0 14px 48px #1615100d}.account-card span{display:block;color:var(--gb-muted);font-size:11px;margin-bottom:2px}.account-card code{display:block;font-size:12px;overflow-wrap:anywhere}.account-card-auth{display:flex;align-items:center;gap:14px;width:max-content}.account-card-auth strong{display:block;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;line-height:1.2}.account-card-auth small{display:block;margin-top:6px;color:var(--gb-red);font-size:11px}.account-user{display:flex;align-items:center;gap:9px;min-width:0}.auth-button{border:1px solid var(--gb-green);background:var(--gb-green);color:#fff;border-radius:999px;padding:7px 12px;cursor:pointer}.text-button{border:1px solid color-mix(in srgb,var(--gb-green) 28%,var(--gb-border));border-radius:999px;background:color-mix(in srgb,var(--gb-green) 7%,transparent);color:var(--gb-green);padding:7px 10px;font:inherit;font-size:12px;cursor:pointer;white-space:nowrap}.text-button:disabled{color:var(--gb-muted);cursor:wait}.api-key-panel{display:grid;gap:6px;margin-top:0;padding-top:0}.api-key-panel-compact{display:block;margin-left:0;padding-left:14px;border-left:1px solid var(--gb-border)}.api-key-panel code{max-width:260px;padding:6px 8px;background:var(--gb-surface-muted);border-radius:8px;font-size:11px}.dialog-backdrop{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:24px;background:#16151047}.api-key-dialog{display:grid;gap:14px;width:min(560px,100%);padding:24px;background:var(--gb-surface);border:1px solid var(--gb-border);border-radius:18px;box-shadow:0 30px 90px #16151038}.api-key-dialog h2{margin:0;font-size:24px}.api-key-dialog .muted{margin:8px 0 0}.api-key-dialog code{max-width:none;padding:12px;font-size:13px;line-height:1.45;overflow-wrap:anywhere}.dialog-actions{display:flex;justify-content:flex-end;gap:10px}.account-card:has(.api-key-panel:not(.api-key-panel-compact)){border-radius:16px}.book-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.market-card{border:1px solid var(--gb-border);background:var(--gb-bg);color:var(--gb-text);border-radius:14px;padding:16px;cursor:pointer;text-align:left}.market-card.selected,.market-card:hover{border-color:var(--gb-green)}.sku{display:block;font-weight:800;margin-bottom:8px}.book-prices{display:flex;gap:16px;margin-top:12px;color:var(--gb-muted)}.book-prices strong{color:var(--gb-text)}.tabs{display:flex;gap:8px;margin-top:18px}.tabs button{border:1px solid var(--gb-border);background:var(--gb-surface);color:var(--gb-muted);border-radius:999px;padding:10px 14px;cursor:pointer}.tabs button.active{color:var(--gb-text);border-color:var(--gb-green)}.summary-grid{display:grid;grid-template-columns:repeat(4,minmax(110px,1fr));gap:10px}.metric{padding:12px;background:var(--gb-surface-muted);border-radius:12px}.metric span{display:block;color:var(--gb-muted);font-size:12px}.metric strong{display:block;margin-top:4px}.stacked-book{border:1px solid var(--gb-border);border-radius:14px;overflow:hidden}.book-side{display:grid}.book-row{display:grid;grid-template-columns:minmax(120px,1fr) minmax(110px,1fr) 70px minmax(260px,1.6fr);gap:12px;align-items:center;min-height:44px;padding:10px 14px;border-bottom:1px solid var(--gb-border);font-size:14px}.book-row-heading{min-height:34px;color:var(--gb-muted);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;background:var(--gb-surface-muted)}.ask-row{background:#9f3a2f09}.bid-row{background:#19674909}.book-midpoint{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--gb-border);border-bottom:1px solid var(--gb-border)}.book-midpoint>div{display:flex;align-items:center;justify-content:center;gap:10px;min-height:58px;background:var(--gb-surface-muted)}.book-midpoint span{color:var(--gb-muted);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.book-midpoint strong{font-size:20px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:12px 10px;border-bottom:1px solid var(--gb-border);text-align:left;vertical-align:top}th{color:var(--gb-muted);font-size:12px;text-transform:uppercase;letter-spacing:.08em}.price{font-weight:800}.price.bid,.badge.buy{color:var(--gb-green)}.price.ask,.badge.sell{color:var(--gb-red)}.badge,.flag{display:inline-flex;align-items:center;border:1px solid var(--gb-border);border-radius:999px;padding:3px 8px;font-size:12px;white-space:nowrap}.term-list{display:flex;flex-wrap:wrap;gap:6px}.empty{color:var(--gb-dim)}@media(max-width:900px){.hero,.book-list{grid-template-columns:1fr}.account-card{justify-self:start}.book-row{grid-template-columns:minmax(90px,1fr) minmax(90px,1fr) 50px}.book-row span:nth-child(4){display:none}.summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}