:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:#1f2933;background:#f4efe6;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:#f4efe6}button,input,select{font:inherit}button{cursor:pointer}#root{min-height:100vh}.app-shell{min-height:100vh;padding:16px 12px 108px;display:flex;flex-direction:column;gap:16px}.hero{display:flex;flex-direction:column;gap:8px}.eyebrow,.label{font-size:.9rem;color:#52606d}.hero h1,.section-card h2,.section-card h3,.seller-card h3{margin:0}.hero-copy,.section-card p,.empty{margin:0;color:#334155}.status-panel,.actions,.filter-grid,.form-grid{display:grid;grid-template-columns:1fr;gap:12px}.status-panel>div,.section-card{background:#fff;border:1px solid #d9e2ec;border-radius:8px;padding:14px;display:flex;flex-direction:column;gap:10px}.actions button,.form-grid button,.section-card>button,.modal-actions button{min-height:48px;border:0;border-radius:8px;background:#1f4d38;color:#fff;padding:12px;text-align:left;font-weight:700}.message{margin:0;padding:12px 14px;background:#fff9db;border:1px solid #f0d36b;border-radius:8px;color:#3d2f00}.section-list,.seller-list{display:grid;gap:12px}label{display:flex;flex-direction:column;gap:6px;color:#334155;font-weight:700}input,select{width:100%;min-height:44px;border:1px solid #bcccdc;border-radius:8px;background:#fff;color:#1f2933;padding:10px 12px}.full-width{grid-column:1 / -1}.transaction-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.transaction-list li{display:flex;justify-content:space-between;gap:12px;padding:12px;border:1px solid #d9e2ec;border-radius:8px;background:#fbfdff}.transaction-list li>div{display:flex;flex-direction:column;gap:3px}.seller-card strong,.transaction-list li>strong,.transaction-list li>div>strong,.status-panel strong{font-size:1.15rem}.sync-button{margin-top:8px}.section-heading,.seller-name-row{align-items:flex-start;display:flex;gap:10px;justify-content:space-between}.section-heading{align-items:stretch;flex-direction:column}.section-heading button,.filter-toggle{min-height:40px;padding:8px 12px}.form-switcher{display:grid;gap:8px;grid-template-columns:repeat(3,minmax(0,1fr))}.form-switcher button{background:#e5e7eb;border:0;border-radius:8px;color:#1f2933;min-height:48px;padding:8px}.form-switcher button.active{background:#1f4d38;color:#fff;font-weight:700}.purchase-items{display:grid;gap:10px}.purchase-items h3,.purchase-total,.initial-payment-total{margin:0}.purchase-item-row{display:grid;gap:8px;padding:10px;border:1px solid #d9e2ec;border-radius:8px;background:#fbfdff}.line-total{align-self:end;padding:10px 0}.add-item,.remove-item{min-height:40px;padding:8px 12px}.initial-payment-total{align-self:end;padding:10px 0;font-weight:700}.seller-card{display:block}.seller-list{list-style:none;margin:0;padding:0}.seller-summary{background:transparent;border:0;color:inherit;display:grid;flex:1;gap:4px;min-width:0;padding:0;text-align:left}.icon-button{align-self:flex-start;flex:0 0 auto;font-size:1.2rem;line-height:1;min-height:44px;min-width:44px}.seller-name-row .icon-button{margin-left:auto}.transaction-results{margin-top:16px}.ledger-book{background-color:#fffdf7;background-image:repeating-linear-gradient(to bottom,transparent 0,transparent 35px,rgba(101,126,155,.22) 35px,rgba(101,126,155,.22) 36px);border:1px solid #b8a989;border-radius:4px;min-height:180px;overflow:hidden}.ledger-book--split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.ledger-column+.ledger-column{border-left:1px solid #c66f67}.ledger-column h3{align-items:center;background:#faf6ebdb;border-bottom:1px solid #b8a989;display:flex;font-size:.78rem;height:40px;justify-content:center;margin:0}.ledger-entries{list-style:none;margin:0;padding:0}.ledger-entry,.ledger-empty{align-items:center;display:grid;gap:4px;grid-template-columns:18px minmax(0,1fr) auto;min-height:44px;padding:0 5px}.ledger-entry{cursor:pointer}.ledger-entry:focus-visible{outline:2px solid #1f4d38;outline-offset:-2px}.ledger-entry:hover{background:#fff9db80}.ledger-entry-number{color:#6b7280;font-size:.7rem;font-variant-numeric:tabular-nums;text-align:right}.ledger-entry-note{font-size:.82rem}.ledger-entry-note{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ledger-entry strong{font-size:.78rem;font-variant-numeric:tabular-nums}.ledger-empty{color:#64748b}.transaction-detail dl{display:grid;gap:10px;margin:0}.transaction-detail dl>div{border-bottom:1px solid #d9e2ec;display:grid;gap:2px;padding-bottom:8px}.transaction-detail dt{color:#52606d;font-size:.9rem}.transaction-detail dd{font-weight:700;margin:0}.seller-detail>strong{display:block;font-size:1.25rem;margin:4px 0 18px}.seller-balance{display:grid;gap:8px;padding:12px;border:1px solid #b8d8c5;border-radius:8px;background:#f2faf5}.seller-balance strong{font-size:1.3rem}.seller-detail-section{display:grid;gap:10px}.seller-detail-section h3{margin-top:8px}.seller-history-list{display:grid;gap:10px}.seller-history-card{display:grid;gap:6px;padding:12px;border:1px solid #d9e2ec;border-radius:8px;background:#fbfdff}.seller-history-heading{display:flex;gap:12px;justify-content:space-between}.purchase-item-history{display:grid;gap:4px}.purchase-item-history p,.linked-payment{margin:0}.linked-payment{display:grid;gap:3px;padding-top:8px;border-top:1px solid #d9e2ec;color:#334155}.payment-card-actions,.purchase-card-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:6px}.payment-card-actions button,.purchase-card-actions button{min-height:44px;padding:8px;text-align:center}.purchase-card-actions{grid-template-columns:1fr}.danger{background:#b42318!important;color:#fff!important}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;place-items:center;padding:16px;background:#0f172a8f}.confirm-modal{width:min(440px,100%);background:#fff;border-radius:8px;padding:18px;display:grid;gap:14px}.confirm-modal h2,.confirm-modal p{margin:0}.confirmation-summary,.confirmation-items{display:grid;gap:6px}.modal-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.modal-actions .secondary{background:#e5e7eb;color:#1f2933}.bottom-nav{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;padding:8px 6px calc(8px + env(safe-area-inset-bottom));background:#fffffff5;border-top:1px solid #d9e2ec;text-align:center;font-size:.72rem;color:#52606d}.bottom-nav button{min-height:48px;border:0;border-radius:8px;background:transparent;color:#52606d;padding:6px 3px}.bottom-nav button.active{background:#e6f4ee;color:#1f4d38;font-weight:700}@media (max-width: 380px){.form-switcher{grid-template-columns:1fr}}@media (min-width: 561px){.status-panel,.actions,.filter-grid,.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.section-heading{align-items:center;flex-direction:row}.purchase-item-row{grid-template-columns:minmax(0,2fr) minmax(120px,1fr) minmax(140px,1fr) auto auto;align-items:end}.ledger-column+.ledger-column{border-left-width:2px}.ledger-column h3{font-size:.95rem}.ledger-entry,.ledger-empty{gap:8px;grid-template-columns:24px minmax(0,1fr) auto;padding:0 8px}.ledger-entry-note,.ledger-entry strong{font-size:.9rem}.bottom-nav{font-size:.85rem;gap:8px;padding-left:16px;padding-right:16px}.bottom-nav button{padding:8px 6px}}@media (min-width: 840px){.app-shell{max-width:840px;margin:0 auto;padding-left:24px;padding-right:24px}}