.mth-tool{--mth-bg: #f6faf9;--mth-surface: #ffffff;--mth-line: #d8e6e3;--mth-line-soft: #e8f0ee;--mth-ink: #0a2424;--mth-ink-muted: #40595a;--mth-brand: #0d4f4f;--mth-brand-light: #1a7a7a;--mth-accent: #e85d75;--mth-exact: #0b6b52;--mth-up: #8a5000;--mth-down: #1f5f8b;--mth-zone: var(--mth-exact);--mth-zone-tint: rgba(11, 107, 82, .08);--mth-zone-line: rgba(11, 107, 82, .22);--mth-radius-sm: 6px;--mth-radius-md: 10px;--mth-radius-lg: 16px;--mth-ease: cubic-bezier(.16, 1, .3, 1);font-family:DM Sans,system-ui,-apple-system,sans-serif;color:var(--mth-ink);background:var(--mth-bg);border:1px solid var(--mth-line);border-radius:var(--mth-radius-lg);padding:20px;box-shadow:0 1px 3px #0d4f4f0f,0 4px 12px #0d4f4f0a;animation:mth-enter .2s var(--mth-ease) both}@keyframes mth-enter{0%{opacity:0}to{opacity:1}}.mth-result-card[data-zone=up]{--mth-zone: var(--mth-up);--mth-zone-tint: rgba(138, 80, 0, .08);--mth-zone-line: rgba(138, 80, 0, .24)}.mth-result-card[data-zone=down]{--mth-zone: var(--mth-down);--mth-zone-tint: rgba(31, 95, 139, .08);--mth-zone-line: rgba(31, 95, 139, .24)}.mth-grid{display:grid;grid-template-columns:1fr;gap:20px}@media(min-width:960px){.mth-grid{grid-template-columns:minmax(0,1fr) minmax(0,400px);gap:28px}.mth-tool{padding:28px}.mth-result{position:sticky;top:88px;align-self:start}}.mth-panel{margin:16px 0}.mth-panel[hidden]{display:none}.mth-fieldset{border:0;padding:0;margin:0 0 16px;min-width:0}.mth-fieldset[hidden],#mth-round-opts[hidden]{display:none}.mth-fieldset-flush{margin-bottom:0}.mth-legend,.mth-field label{display:block;font-family:Plus Jakarta Sans,sans-serif;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--mth-ink-muted);margin-bottom:8px;padding:0}.mth-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px;margin-bottom:8px;min-width:0;align-items:end}@media(max-width:420px){.mth-row{grid-template-columns:1fr}}.mth-field{min-width:0}.mth-suffixed{position:relative;display:block}.mth-suffix,.mth-prefix{position:absolute;top:50%;transform:translateY(-50%);font-size:12px;font-weight:600;color:var(--mth-ink-muted);pointer-events:none}.mth-suffix{right:12px}.mth-prefix{left:12px;font-size:14px}.mth-field input,.mth-field textarea{width:100%;min-width:0;height:44px;padding:0 48px 0 12px;font-size:15px;font-weight:600;color:var(--mth-ink);background:var(--mth-surface);border:1px solid var(--mth-line);border-radius:var(--mth-radius-md);font-family:DM Sans,sans-serif;font-variant-numeric:tabular-nums;transition:border-color .15s var(--mth-ease),box-shadow .15s var(--mth-ease)}.mth-prefixed input{padding-left:26px}.mth-field .mth-input-lg{height:56px;font-size:24px;font-weight:700;padding-right:56px}.mth-field textarea{height:auto;min-height:148px;padding:10px 12px;line-height:1.55;font-size:14px;font-weight:500;resize:vertical}.mth-field input:focus,.mth-field textarea:focus{outline:none;border-color:var(--mth-brand);box-shadow:0 0 0 3px #0d4f4f29}.mth-field input[aria-invalid=true]{border-color:#a8322f}.mth-help{font-size:12px;color:var(--mth-ink-muted);margin:6px 0 0;line-height:1.5}.mth-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.mth-chip{appearance:none;background:var(--mth-surface);border:1px solid var(--mth-line);color:var(--mth-ink);border-radius:999px;min-height:36px;padding:6px 12px;font-size:12.5px;font-weight:600;cursor:pointer;font-family:DM Sans,sans-serif;transition:background .15s var(--mth-ease),border-color .15s var(--mth-ease)}.mth-chip:hover{background:var(--mth-line-soft);border-color:var(--mth-brand-light)}.mth-chip:focus-visible{outline:2px solid var(--mth-brand);outline-offset:2px}.mth-seg{display:grid;border:1px solid var(--mth-line);border-radius:var(--mth-radius-md);overflow:hidden;background:var(--mth-surface);min-height:44px}.mth-seg-2{grid-template-columns:1fr 1fr}.mth-seg-3{grid-template-columns:repeat(3,1fr)}.mth-seg-4{grid-template-columns:repeat(4,1fr)}@media(max-width:420px){.mth-seg-4{grid-template-columns:1fr 1fr}.mth-seg-4 .mth-seg-btn:nth-child(3){border-left:0}.mth-seg-4 .mth-seg-btn:nth-child(n+3){border-top:1px solid var(--mth-line-soft)}}.mth-seg-btn{appearance:none;background:transparent;border:0;border-left:1px solid var(--mth-line-soft);padding:6px 8px;min-height:44px;font-size:13px;font-weight:600;line-height:1.2;color:var(--mth-ink-muted);cursor:pointer;font-family:DM Sans,sans-serif;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;transition:background .15s var(--mth-ease),color .15s var(--mth-ease)}.mth-seg-btn:first-child{border-left:0}.mth-seg-btn:hover{background:var(--mth-line-soft);color:var(--mth-ink)}.mth-seg-btn.is-active{background:var(--mth-brand);color:#fff}.mth-seg-btn:focus-visible{outline:2px solid var(--mth-brand);outline-offset:-3px}.mth-seg-btn.is-active:focus-visible{outline-color:#fff}.mth-seg-sub{font-size:10.5px;font-weight:500;opacity:.85}.mth-hint{font-size:12.5px;color:#a8322f;margin:8px 0 0;min-height:18px;line-height:1.5}.mth-result-card{background:var(--mth-surface);border:1px solid var(--mth-line);border-radius:var(--mth-radius-lg);padding:18px;box-shadow:0 4px 14px #0d4f4f14,0 12px 32px #0d4f4f0d;animation:mth-result-enter .25s var(--mth-ease) both}@keyframes mth-result-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.mth-status{display:flex;justify-content:center;margin-bottom:10px}.mth-status-chip{display:inline-flex;align-items:center;gap:6px;background:var(--mth-zone-tint);border:1px solid var(--mth-zone-line);color:var(--mth-zone);border-radius:999px;padding:5px 12px;font-family:Plus Jakarta Sans,sans-serif;font-size:12.5px;font-weight:700;font-variant-numeric:tabular-nums;transition:background .3s var(--mth-ease),border-color .3s var(--mth-ease),color .3s var(--mth-ease)}.mth-status-icon{display:inline-flex}.mth-primary{text-align:center;margin-bottom:14px}.mth-primary-label{font-family:Plus Jakarta Sans,sans-serif;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--mth-ink-muted);margin-bottom:2px}.mth-primary-value{display:flex;align-items:baseline;justify-content:center;gap:4px;font-family:Plus Jakarta Sans,sans-serif}.mth-primary-value b{font-size:52px;font-weight:800;line-height:1.05;color:var(--mth-brand);letter-spacing:-.03em;font-variant-numeric:tabular-nums}.mth-primary-value i{font-style:normal;font-size:18px;font-weight:700;color:var(--mth-brand-light)}.mth-primary-sub{font-size:12.5px;color:var(--mth-ink-muted);margin-top:4px;line-height:1.45}.mth-marks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.mth-mark{background:var(--mth-bg);border:1px solid var(--mth-line);border-radius:var(--mth-radius-md);padding:10px 6px;text-align:center;min-width:0;transition:transform .2s var(--mth-ease),box-shadow .2s var(--mth-ease),border-color .2s var(--mth-ease)}@media(hover:hover)and (pointer:fine){.mth-mark:hover{transform:translateY(-2px);box-shadow:0 6px 16px #0d4f4f1a;border-color:var(--mth-brand-light)}}.mth-mark-label{font-family:Plus Jakarta Sans,sans-serif;font-size:9.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--mth-ink-muted);margin-bottom:4px}.mth-mark-value{font-family:Plus Jakarta Sans,sans-serif;font-size:16px;font-weight:800;color:var(--mth-ink);letter-spacing:-.01em;overflow-wrap:anywhere}.mth-days{font-size:12.5px;color:var(--mth-ink-muted);text-align:center;margin:10px 0 0}.mth-days[hidden]{display:none}.mth-trap{margin-top:12px;background:#8a500012;border:1px solid rgba(138,80,0,.22);border-radius:var(--mth-radius-md);padding:10px 12px;font-size:12.5px;line-height:1.55;color:var(--mth-ink-muted);font-variant-numeric:tabular-nums}.mth-trap[hidden]{display:none}.mth-trap strong{color:#8a5000}.mth-trap b{color:var(--mth-ink)}.mth-pay{margin-top:10px;display:flex;justify-content:space-between;align-items:baseline;gap:10px;border-top:1px dashed var(--mth-line);padding-top:10px;font-size:13px;color:var(--mth-ink-muted)}.mth-pay[hidden]{display:none}.mth-pay b{font-family:Plus Jakarta Sans,sans-serif;font-size:20px;color:var(--mth-ink);font-weight:800}.mth-table-wrap{margin-top:12px;max-height:240px;overflow:auto;border:1px solid var(--mth-line);border-radius:var(--mth-radius-md)}.mth-table-wrap[hidden]{display:none}.mth-table{width:100%;border-collapse:collapse;font-size:12.5px}.mth-table th,.mth-table td{padding:6px 10px;text-align:right;border-bottom:1px solid var(--mth-line-soft)}.mth-table th:first-child,.mth-table td:first-child{text-align:left}.mth-table thead th{position:sticky;top:0;background:var(--mth-bg);font-family:Plus Jakarta Sans,sans-serif;font-size:10px;letter-spacing:.05em;text-transform:uppercase;color:var(--mth-ink-muted)}.mth-table tbody td:first-child{color:var(--mth-ink-muted);max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mth-table tfoot th,.mth-table tfoot td{font-weight:800;color:var(--mth-ink);border-bottom:0;background:var(--mth-bg)}.mth-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.mth-compare{font-size:12.5px;color:var(--mth-ink-muted);line-height:1.55;margin:10px 0 0}.mth-compare[hidden]{display:none}.mth-compare b{color:var(--mth-ink)}.mth-tip{margin-top:14px;border-left:3px solid var(--mth-brand-light);background:var(--mth-bg);border-radius:0 var(--mth-radius-md) var(--mth-radius-md) 0;padding:11px 13px;font-size:13px;line-height:1.6;color:var(--mth-ink-muted)}.mth-tip:empty{display:none}.mth-tip strong{color:var(--mth-ink);font-weight:700}.mth-tip a{color:var(--mth-brand);font-weight:600;text-decoration:underline;text-underline-offset:2px}.mth-tip a:hover{color:var(--mth-brand-light)}.mth-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}@media(max-width:400px){.mth-actions{grid-template-columns:1fr}}.mth-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 12px;font-size:13px;font-weight:600;font-family:DM Sans,sans-serif;border-radius:var(--mth-radius-md);border:1px solid var(--mth-line);background:var(--mth-surface);color:var(--mth-ink);cursor:pointer;transition:background .15s var(--mth-ease),border-color .15s var(--mth-ease),transform .1s var(--mth-ease)}.mth-btn:hover{background:var(--mth-line-soft)}.mth-btn:active{transform:scale(.98)}.mth-btn:focus-visible{outline:2px solid var(--mth-brand);outline-offset:2px}.mth-btn-primary{background:var(--mth-brand);color:#fff;border-color:var(--mth-brand)}.mth-btn-primary:hover{background:var(--mth-brand-light);border-color:var(--mth-brand-light)}.mth-btn-secondary{color:var(--mth-brand)}.mth-attribution{font-size:11px;color:var(--mth-ink-muted);text-align:center;margin:12px 0 0}.mth-attribution a{color:var(--mth-brand);text-decoration:none}.mth-mobile-bar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:30;background:var(--mth-surface);border-top:1px solid var(--mth-line);padding:10px 16px calc(env(safe-area-inset-bottom) + 10px) 16px;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 -4px 14px #0d4f4f14}.mth-mobile-stat{display:flex;flex-direction:column;gap:1px;min-width:0}.mth-mobile-label{font-family:Plus Jakarta Sans,sans-serif;font-size:10px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--mth-ink-muted)}.mth-mobile-value{display:inline-flex;align-items:baseline;gap:3px;font-family:Plus Jakarta Sans,sans-serif}.mth-mobile-value b{font-size:22px;font-weight:800;color:var(--mth-brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em}.mth-mobile-value i{font-style:normal;font-size:12px;font-weight:600;color:var(--mth-ink-muted)}.mth-mobile-btn{flex:0 0 auto;padding:0 20px}@media(max-width:959px){.mth-tool[data-embed=false] .mth-mobile-bar.is-on{display:flex}.mth-tool[data-embed=false]{padding-bottom:20px}}.mth-toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%,4px);z-index:40;background:var(--mth-ink);color:#fff;font-size:13px;font-weight:600;padding:9px 16px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .2s var(--mth-ease),transform .2s var(--mth-ease)}.mth-toast.is-on{opacity:1;transform:translate(-50%)}.mth-tool[data-embed=true]{padding:16px;box-shadow:none}.mth-tool[data-embed=true] .mth-attribution{display:block}.mth-tool[data-embed=true] .mth-mobile-bar{display:none!important}@media(prefers-reduced-motion:reduce){.mth-tool,.mth-result-card,.mth-mark,.mth-btn,.mth-seg-btn,.mth-chip,.mth-status-chip,.mth-toast,.mth-field input,.mth-field textarea{animation:none!important;transition-property:opacity!important;transition-duration:.15s!important}.mth-mark:hover{transform:none}}.tnum{font-variant-numeric:tabular-nums}