.order-exchange-dialog{width:min(600px,calc(100vw - 24px));max-height:calc(100dvh - 24px);padding:0;margin:auto;border:1px solid var(--border,#cbd5e1);border-radius:12px;background:var(--card,#fff);color:var(--body,#17213b);font-family:inherit;box-shadow:0 24px 64px #0f172a40;overflow:hidden}
.order-exchange-dialog[open]{display:flex;flex-direction:column}
.order-exchange-dialog::backdrop{background:#0f172a80}
.order-exchange-dialog *{box-sizing:border-box}
.order-exchange-dialog button,.order-exchange-dialog input{font:inherit}
.order-exchange-dialog button{min-height:36px;border:1px solid var(--border,#cbd5e1);border-radius:6px;padding:6px 10px;background:var(--card,#fff);color:var(--body,#17213b);cursor:pointer;font-size:12px;font-weight:700;transition:background-color 150ms,border-color 150ms}
.order-exchange-dialog button:disabled{opacity:.5;cursor:default}
.order-exchange-dialog button:hover:not(:disabled){background:var(--surface,#f1f5f9)}
.order-exchange-dialog button:focus-visible,.order-exchange-dialog input:focus-visible{outline:2px solid var(--orange-500,#f97316);outline-offset:2px}
.order-exchange-dialog input{width:100%;min-height:36px;min-width:0;padding:6px 9px;border:1px solid var(--border-strong,#b8c7dc);border-radius:6px;background:var(--card,#fff);color:var(--body,#17213b);font-size:14px}
.order-exchange-dialog input[aria-invalid=true]{border-color:var(--danger,#b91c1c)}
.order-exchange-dialog input:disabled{opacity:.65}
.oex-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 14px;border-top:3px solid var(--orange-500,#f97316);border-bottom:1px solid var(--border,#cbd5e1);flex:none}
.oex-head span{font-size:12px;color:var(--muted,#60708a)}
.oex-head h2{font-size:17px;margin:2px 0 0;color:var(--navy-900,#101d3b)}
.oex-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:8px 14px;background:var(--surface,#f6f8fc);border-bottom:1px solid var(--border,#cbd5e1);flex:none}
.oex-steps span{display:flex;gap:7px;align-items:center;font-size:11px;color:var(--muted,#60708a);font-weight:700}
.oex-steps b{display:grid;place-items:center;flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--border,#cbd5e1)}
.oex-steps [aria-current=step]{color:var(--navy-900,#101d3b)}
.oex-steps [aria-current=step] b{color:#fff;background:var(--orange-600,#ea580c);border-color:var(--orange-600,#ea580c)}
.oex-body{padding:12px 14px;overflow-y:auto;min-height:0;overscroll-behavior:contain;flex:1;font-size:13px;line-height:1.45}
.oex-fieldset{margin:0;padding:0;border:0;min-width:0}
.oex-body h3{font-size:14px;color:var(--navy-900,#101d3b);margin:0 0 8px}
.oex-mode,.oex-choice-grid,.oex-totals{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.oex-mode button[aria-pressed=true]{border-color:var(--orange-500,#f97316);background:var(--orange-50,#fff7ed);color:var(--orange-700,#9a3412)}
.oex-hint{margin:6px 0 8px;color:var(--muted,#60708a);font-size:12px;line-height:1.45}
.oex-originals{border:1px solid var(--border,#cbd5e1);border-radius:9px;overflow:hidden}
.oex-originals-head,.oex-original{display:grid;grid-template-columns:minmax(0,1fr) 96px;gap:10px;align-items:center;padding:8px 10px;border-bottom:1px solid var(--border-soft,#e2e8f0)}
.oex-originals-head{padding-top:6px;padding-bottom:6px;background:var(--surface,#f6f8fc);color:var(--muted,#60708a);font-size:11px;font-weight:650;line-height:1.3}
.oex-originals-head>span:last-child{text-align:center}
.oex-original{min-height:56px}
.oex-original:last-child{border-bottom:0}
.oex-original strong,.oex-line-title strong{display:block;font-size:13px;overflow-wrap:anywhere}
.oex-original small{display:block;color:var(--muted,#60708a);font-size:11px;margin-top:2px}
.oex-original label>span,.oex-field>span,.oex-price-grid>label>span,.oex-price-grid>div>span{display:block;font-size:11px;font-weight:650;margin-bottom:5px;color:var(--muted,#60708a)}
.oex-original label>.oex-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.oex-original input{text-align:center;font-variant-numeric:tabular-nums}
.oex-subtotal{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:8px;padding:8px 0 0;border-top:1px solid var(--border,#cbd5e1);font-size:13px}
.oex-subtotal strong{white-space:nowrap;font-variant-numeric:tabular-nums}
.oex-inline-error{grid-column:1/-1;color:var(--danger,#b91c1c);font-size:12px;margin:0}
.oex-error{padding:10px 12px;margin:12px 0 0;border:1px solid var(--danger-border,#fecaca);border-radius:8px;color:var(--danger,#b91c1c);background:var(--danger-bg,#fff1f2);font-size:12px;overflow-wrap:anywhere}
.oex-error button{display:block;margin-top:8px}
.oex-empty{padding:14px;margin:0;color:var(--muted,#60708a)}
.oex-field{display:block;margin-top:8px}
.oex-results{max-height:220px;overflow-y:auto;margin-top:8px;border:1px solid var(--border,#cbd5e1);border-radius:8px}
.oex-results button{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;text-align:left;border:0;border-bottom:1px solid var(--border-soft,#e2e8f0);border-radius:0}
.oex-results button:last-child{border-bottom:0}
.oex-results strong,.oex-results small{display:block;overflow-wrap:anywhere}
.oex-results small{font-size:11px;font-weight:400;color:var(--muted,#60708a);margin-top:3px}
.oex-results b{white-space:nowrap}
.oex-choice{margin-top:8px;padding:10px;border:1px solid var(--orange-500,#f97316);border-radius:9px;background:var(--orange-50,#fff7ed)}
.oex-choice>div:first-child{display:flex;align-items:center;justify-content:space-between;gap:8px}
.oex-choice p{margin:8px 0;font-size:12px}
.oex-choice-grid button{display:flex;align-items:center;justify-content:space-between;text-align:left;gap:8px}
.oex-choice-grid small{display:block;color:var(--muted,#60708a)}
.oex-choice-grid b{white-space:nowrap}
.oex-new-lines{display:grid;gap:8px;margin-top:8px}
.oex-new-line{padding:10px;border:1px solid var(--border,#cbd5e1);border-radius:9px;background:var(--surface,#f6f8fc)}
.oex-line-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.oex-line-title button{flex:none;color:var(--danger,#b91c1c)}
.oex-price-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr) minmax(85px,.8fr);gap:8px;align-items:end}
.oex-price-grid>div{padding-bottom:7px;text-align:right;white-space:nowrap}
.oex-price-grid input{font-variant-numeric:tabular-nums}
.oex-totals>div{border:1px solid var(--border,#cbd5e1);border-radius:8px;padding:8px 10px;background:var(--surface,#f6f8fc)}
.oex-totals span{display:block;font-size:12px;color:var(--muted,#60708a)}
.oex-totals strong{display:block;margin-top:3px;font-size:17px;font-variant-numeric:tabular-nums}
.oex-difference,.oex-balance{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 10px;align-items:center;border:1px solid var(--border,#cbd5e1);border-radius:8px;padding:8px 10px;margin-top:8px}
.oex-difference{background:var(--orange-50,#fff7ed);border-color:var(--orange-500,#f97316)}
.oex-difference>span,.oex-balance>span{font-weight:750;font-size:13px}
.oex-difference strong,.oex-balance strong{font-size:18px;white-space:nowrap;font-variant-numeric:tabular-nums}
.oex-difference small{grid-column:1/-1;color:var(--muted,#60708a);font-size:12px}
.oex-account{padding:6px 0 0}
.oex-account>div{display:flex;justify-content:space-between;gap:12px;margin:5px 0;font-size:12px}
.oex-account b{white-space:nowrap;font-variant-numeric:tabular-nums}
.oex-balance{background:var(--surface,#f6f8fc);border-left:3px solid var(--navy-900,#101d3b)}
.oex-note{border-left:3px solid var(--border-strong,#cbd5e1);padding-left:8px;margin:8px 0;color:var(--muted,#60708a);font-size:12px;line-height:1.45}
.oex-review-lines{margin-bottom:8px;border:1px solid var(--border,#cbd5e1);border-radius:8px;padding:8px 10px}
.oex-review-lines h4{font-size:11px;margin:0 0 6px;color:var(--muted,#60708a);text-transform:uppercase;letter-spacing:.04em}
.oex-review-lines>div+div{border-top:1px solid var(--border-soft,#e2e8f0);margin-top:8px;padding-top:8px}
.oex-review-lines p{display:flex;justify-content:space-between;gap:10px;margin:5px 0;font-size:12px}
.oex-review-lines b{white-space:nowrap}
.oex-foot{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:8px 14px;border-top:1px solid var(--border,#cbd5e1);background:var(--surface,#f6f8fc);flex:none}
.oex-foot>span{margin-right:auto;font-size:11px;color:var(--muted,#60708a)}
.oex-foot button{min-width:108px}
.oex-foot button.oex-primary{background:var(--orange-600,#ea580c);border-color:var(--orange-600,#ea580c);color:#fff}
.oex-foot button.oex-primary:hover:not(:disabled){background:var(--orange-700,#c2410c)}
.oex-success>p{font-size:13px}
.ofs-actions .order-exchange-action{grid-column:1/-1}
.mdet-exchange-action{display:flex;align-items:center;justify-content:center;gap:8px;width:calc(100% - 24px);min-height:44px;margin:0 12px 12px;padding:10px 12px;border:1px solid var(--border,#cbd5e1);border-radius:8px;background:var(--card,#fff);color:var(--navy-900,#101d3b);font:700 13px inherit}
.mdet-exchange-action:disabled{opacity:.5}
@media(max-width:600px),(pointer:coarse){.order-exchange-dialog button{min-height:44px}.order-exchange-dialog input{min-height:44px;font-size:16px}.oex-original{min-height:62px}}
@media(max-width:480px){.order-exchange-dialog{width:calc(100vw - 16px);max-height:calc(100dvh - 16px)}.oex-head{padding:10px 12px}.oex-body{padding:10px 12px}.oex-steps{padding:8px 12px;gap:6px}.oex-steps span{font-size:10px;gap:5px}.oex-steps b{width:21px;height:21px}.oex-originals-head,.oex-original{grid-template-columns:minmax(0,1fr) 88px;padding-left:8px;padding-right:8px;gap:8px}.oex-mode button{font-size:11px;padding:6px 8px}.oex-choice-grid{grid-template-columns:1fr}.oex-price-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.oex-price-grid>div{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;padding:0}.oex-price-grid>div>span{margin:0}.oex-foot{padding:8px 12px calc(8px + env(safe-area-inset-bottom,0px));flex-wrap:wrap;gap:6px 8px}.oex-foot>span{flex-basis:100%}.oex-foot>button{flex:1}.oex-difference strong,.oex-balance strong{font-size:16px}.oex-difference>span,.oex-balance>span{font-size:12px}}
@media(prefers-reduced-motion:reduce){.order-exchange-dialog button{transition:none}}