@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400;font-stretch:100%;font-display:swap;src:url(../media/7fea77d1d19108bf-s.2y65deuc30pmy.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400;font-stretch:100%;font-display:swap;src:url(../media/1bcd0e671759a44c-s.2qt3tdwt-y9x_.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400;font-stretch:100%;font-display:swap;src:url(../media/e15f58668ad64cb8-s.3cvcemwuzoywn.woff2)format("woff2");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400;font-stretch:100%;font-display:swap;src:url(../media/90c51ce8fb754fe8-s.02z5rrbg5nt92.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400;font-stretch:100%;font-display:swap;src:url(../media/57215795b8570f5c-s.2rixgazldzomk.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400;font-stretch:100%;font-display:swap;src:url(../media/03fc1b4a8d284b5e-s.p.0wiir8udbzjvx.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:500;font-stretch:100%;font-display:swap;src:url(../media/7fea77d1d19108bf-s.2y65deuc30pmy.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:500;font-stretch:100%;font-display:swap;src:url(../media/1bcd0e671759a44c-s.2qt3tdwt-y9x_.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:500;font-stretch:100%;font-display:swap;src:url(../media/e15f58668ad64cb8-s.3cvcemwuzoywn.woff2)format("woff2");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:500;font-stretch:100%;font-display:swap;src:url(../media/90c51ce8fb754fe8-s.02z5rrbg5nt92.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:500;font-stretch:100%;font-display:swap;src:url(../media/57215795b8570f5c-s.2rixgazldzomk.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:500;font-stretch:100%;font-display:swap;src:url(../media/03fc1b4a8d284b5e-s.p.0wiir8udbzjvx.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:600;font-stretch:100%;font-display:swap;src:url(../media/7fea77d1d19108bf-s.2y65deuc30pmy.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:600;font-stretch:100%;font-display:swap;src:url(../media/1bcd0e671759a44c-s.2qt3tdwt-y9x_.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:600;font-stretch:100%;font-display:swap;src:url(../media/e15f58668ad64cb8-s.3cvcemwuzoywn.woff2)format("woff2");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:600;font-stretch:100%;font-display:swap;src:url(../media/90c51ce8fb754fe8-s.02z5rrbg5nt92.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:600;font-stretch:100%;font-display:swap;src:url(../media/57215795b8570f5c-s.2rixgazldzomk.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:600;font-stretch:100%;font-display:swap;src:url(../media/03fc1b4a8d284b5e-s.p.0wiir8udbzjvx.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Sans Fallback;src:local(Arial);ascent-override:101.32%;descent-override:27.18%;line-gap-override:0.0%;size-adjust:101.17%}.ibm_plex_sans_845268a1-module__s7-lTq__className{font-family:IBM Plex Sans,IBM Plex Sans Fallback;font-style:normal}.ibm_plex_sans_845268a1-module__s7-lTq__variable{--font-plex-sans:"IBM Plex Sans", "IBM Plex Sans Fallback"}
@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/e390973e931a41c5-s.0rgnxg2b64rzs.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/59b15b4bcd7b1eb5-s.2vemzm0itqzfy.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/e532fa1b9921e1cd-s.3cb5lpr2l6xud.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/2fe89d53234c61d4-s.1u30mmyq6lnsd.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/99e609270109b47d-s.p.40sczeszzbjw1.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/5e05ae5b48faa55e-s.1yd4_i3e35931.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/a7afbb44bec2bb18-s.1qc6dx89jd2qv.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/02263ebadd758ea4-s.29yke99gs9qpn.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/68757d6cddeff913-s.1i-sca43-qwng.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/effe91970fc4db64-s.p.0oace-s_gkfks.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono Fallback;src:local(Arial);ascent-override:76.16%;descent-override:20.43%;line-gap-override:0.0%;size-adjust:134.59%}.ibm_plex_mono_17dc8d48-module__FK8goa__className{font-family:IBM Plex Mono,IBM Plex Mono Fallback;font-style:normal}.ibm_plex_mono_17dc8d48-module__FK8goa__variable{--font-plex-mono:"IBM Plex Mono", "IBM Plex Mono Fallback"}
:root{--paper:#faf8f4;--surface:#fff;--sunken:#f2efe8;--rule:#e4dfd4;--rule-strong:#cfc9bc;--ink:#0a1220;--ink-soft:#303c4c;--slate:#5f6b7a;--slate-light:#8b96a3;--emerald:#0b7a57;--emerald-deep:#075740;--emerald-bright:#00c281;--emerald-wash:#e8f5ef;--loss:#a93226;--loss-wash:#fbeeec;--amber:#8a6a12;--amber-wash:#fdf4e0;--seg-cogs:#35455a;--seg-shipping-fill:#64788f;--seg-fees:#93a3b4;--seg-other:#b9c3cd;--font-sans:var(--font-plex-sans), ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;--font-mono:var(--font-plex-mono), ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;--gutter:20px;--radius-sm:6px;--radius:10px;--radius-lg:16px;--shadow-sm:0 1px 2px #0a12200f;--shadow-md:0 8px 24px -12px #0a12202e;--max-width:1120px;--max-text:68ch}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--paper);color:var(--ink);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-size:16px;line-height:1.6}h1,h2,h3,h4{letter-spacing:-.02em;color:var(--ink);text-wrap:balance;margin:0;font-weight:600;line-height:1.18}h1{font-size:clamp(2rem,5.2vw,2.85rem)}h2{font-size:clamp(1.4rem,3.2vw,1.75rem)}h3{font-size:1.125rem}p{margin:0}a{color:var(--emerald-deep);text-underline-offset:2px;text-decoration-thickness:1px}a:hover{color:var(--emerald)}ul,ol{margin:0;padding-left:1.15rem}:focus-visible{outline:2px solid var(--emerald);outline-offset:2px;border-radius:3px}.container{width:100%;max-width:var(--max-width);padding-inline:var(--gutter);margin-inline:auto}.container--narrow{max-width:820px}.section{padding-block:clamp(2.5rem,6vw,4rem)}.section--tight{padding-block:clamp(1.75rem,4vw,2.5rem)}.section--sunken{background:var(--sunken);border-block:1px solid var(--rule)}.stack{gap:1rem;display:grid}.stack--sm{gap:.5rem}.stack--lg{gap:1.75rem}.skip-link{z-index:100;background:var(--ink);color:#fff;border-radius:0 0 var(--radius) 0;padding:.75rem 1rem;position:absolute;top:0;left:-9999px}.skip-link:focus{left:0}.eyebrow{font-family:var(--font-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--slate);margin:0;font-size:.72rem;font-weight:500}.lede{color:var(--ink-soft);max-width:var(--max-text);font-size:1.125rem}.muted{color:var(--slate)}.small{font-size:.875rem}.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.prose{max-width:var(--max-text);gap:.9rem;display:grid}.prose h2{margin-top:.5rem}.prose h3{margin-top:.35rem}.prose li{margin-bottom:.35rem}.prose li::marker{color:var(--slate-light)}.site-header{z-index:40;-webkit-backdrop-filter:saturate(1.4)blur(8px);backdrop-filter:saturate(1.4)blur(8px);border-bottom:1px solid var(--rule);background:#faf8f4eb;position:sticky;top:0}.site-header__inner{justify-content:space-between;align-items:center;gap:1rem;min-height:62px;display:flex}.logo{letter-spacing:-.02em;color:var(--ink);align-items:center;gap:.55rem;font-size:1.05rem;font-weight:600;text-decoration:none;display:inline-flex}.logo__mark{background:var(--ink);width:26px;height:26px;color:var(--emerald-bright);font-family:var(--font-mono);border-radius:7px;place-items:center;font-size:.85rem;font-weight:600;display:grid}.nav{align-items:center;gap:1.35rem;display:none}.nav a{color:var(--ink-soft);font-size:.925rem;text-decoration:none}.nav a:hover{color:var(--emerald-deep);text-decoration:underline}.nav-toggle{border:1px solid var(--rule-strong);border-radius:var(--radius-sm);min-height:44px;font:inherit;color:var(--ink);cursor:pointer;background:0 0;align-items:center;gap:.5rem;padding:0 .75rem;font-size:.9rem;display:inline-flex}.nav-panel{border-top:1px solid var(--rule);background:var(--surface);padding-block:.5rem 1rem}.nav-panel a{color:var(--ink-soft);border-bottom:1px solid var(--rule);padding:.7rem 0;font-size:1rem;text-decoration:none;display:block}@media (min-width:880px){.nav{display:flex}.nav-toggle,.nav-panel{display:none}}.site-footer{border-top:1px solid var(--rule);background:var(--surface);margin-top:3rem;padding-block:2.5rem 2rem}.footer-grid{grid-template-columns:1fr;gap:1.75rem;display:grid}@media (min-width:700px){.footer-grid{grid-template-columns:1.4fr repeat(3,1fr)}}.footer-col h2{font-size:.72rem;font-family:var(--font-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--slate);margin-bottom:.65rem;font-weight:500}.footer-col ul{gap:.5rem;padding:0;list-style:none;display:grid}.footer-col a{color:var(--ink-soft);font-size:.925rem;text-decoration:none}.footer-col a:hover{color:var(--emerald-deep);text-decoration:underline}.footer-legal{border-top:1px solid var(--rule);color:var(--slate);gap:.5rem;margin-top:2rem;padding-top:1.25rem;font-size:.82rem;display:grid}.btn{border-radius:var(--radius);min-height:46px;font:inherit;cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:0 1.15rem;font-size:.95rem;font-weight:500;text-decoration:none;transition:background-color .12s,border-color .12s,color .12s;display:inline-flex}.btn--primary{background:var(--ink);color:#fff}.btn--primary:hover{color:#fff;background:#16223a}.btn--secondary{background:var(--surface);border-color:var(--rule-strong);color:var(--ink)}.btn--secondary:hover{border-color:var(--ink-soft);color:var(--ink)}.btn--quiet{border-color:var(--rule-strong);color:var(--ink-soft);background:0 0;min-height:40px;font-size:.875rem}.btn-row{flex-wrap:wrap;gap:.75rem;display:flex}.card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius-lg);padding:clamp(1.1rem,3vw,1.6rem)}.card--flush{padding:0;overflow:hidden}.card-grid{grid-template-columns:1fr;gap:1rem;display:grid}@media (min-width:620px){.card-grid--2,.card-grid--3{grid-template-columns:repeat(2,1fr)}}@media (min-width:940px){.card-grid--3{grid-template-columns:repeat(3,1fr)}}.tool-card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius-lg);align-content:start;gap:.55rem;padding:1.25rem;transition:border-color .12s,transform .12s;display:grid}.tool-card--live:hover{border-color:var(--emerald);transform:translateY(-1px)}.tool-card--planned{background:0 0;border-style:dashed}.tool-card__title{letter-spacing:-.015em;font-size:1.05rem;font-weight:600}.tool-card__title a{color:var(--ink);text-decoration:none}.tool-card__title a:hover{color:var(--emerald-deep);text-decoration:underline}.tool-card__answers{font-family:var(--font-mono);color:var(--slate);font-size:.8rem;line-height:1.5}.badge{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--rule-strong);color:var(--slate);background:var(--surface);white-space:nowrap;border-radius:999px;align-items:center;gap:.35rem;padding:.2rem .5rem;font-size:.68rem;display:inline-flex}.badge--live{color:var(--emerald-deep);background:var(--emerald-wash);border-color:#0b7a5759}.badge--best{color:var(--emerald-deep);background:var(--emerald-wash);border-color:#0b7a5766}.callout{border:1px solid var(--rule);border-left:3px solid var(--slate-light);border-radius:var(--radius);background:var(--surface);gap:.4rem;padding:.9rem 1rem;font-size:.95rem;display:grid}.callout--warning{border-left-color:var(--amber);background:var(--amber-wash)}.callout--danger{border-left-color:var(--loss);background:var(--loss-wash)}.callout--positive{border-left-color:var(--emerald);background:var(--emerald-wash)}.callout__title{font-size:.95rem;font-weight:600}.breadcrumbs{color:var(--slate);padding-top:1.25rem;font-size:.83rem}.breadcrumbs ol{flex-wrap:wrap;align-items:center;gap:.35rem;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs a{color:var(--slate);text-decoration:none}.breadcrumbs a:hover{color:var(--emerald-deep);text-decoration:underline}.breadcrumbs [aria-current=page]{color:var(--ink-soft)}.breadcrumbs__sep{color:var(--slate-light)}.tool-layout{align-items:start;gap:1.25rem;display:grid}@media (min-width:980px){.tool-layout{grid-template-columns:minmax(0,390px) minmax(0,1fr);gap:1.5rem}.tool-layout__inputs{position:sticky;top:82px}}.panel-head{justify-content:space-between;align-items:baseline;gap:.75rem;margin-bottom:1rem;display:flex}.field{gap:.35rem;margin-bottom:1rem;display:grid}.field__label{color:var(--ink);font-size:.9rem;font-weight:500}.field__hint{color:var(--slate);font-size:.8rem}.field__error{color:var(--loss);font-size:.8rem;font-weight:500}.field__warning{color:var(--amber);font-size:.8rem}.input-wrap{border:1px solid var(--rule-strong);border-radius:var(--radius);background:var(--surface);align-items:stretch;display:flex;overflow:hidden}.input-wrap:focus-within{border-color:var(--emerald);box-shadow:0 0 0 3px #0b7a571f}.input-wrap--error{border-color:var(--loss)}.input-affix{background:var(--sunken);border-right:1px solid var(--rule);font-family:var(--font-mono);color:var(--slate);place-items:center;min-width:2.6rem;padding-inline:.7rem;font-size:.9rem;display:grid}.input-affix--suffix{border-right:0;border-left:1px solid var(--rule)}.input{min-width:0;min-height:48px;font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--ink);background:0 0;border:0;flex:1;padding:.7rem .75rem;font-size:1rem}.input:focus{outline:none}.select{border:1px solid var(--rule-strong);border-radius:var(--radius);background:var(--surface);width:100%;min-height:48px;font:inherit;color:var(--ink);padding:.6rem .7rem;font-size:.95rem}.field-row{grid-template-columns:1fr;gap:.75rem;display:grid}@media (min-width:480px){.field-row--2{grid-template-columns:1fr 1fr}}.divider{border:0;border-top:1px solid var(--rule);margin-block:1.25rem}.headline-result{border:1px solid var(--rule);border-radius:var(--radius-lg);background:var(--surface);gap:.75rem;padding:clamp(1.1rem,3vw,1.6rem);display:grid}.headline-result__value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.045em;color:var(--ink);font-size:clamp(2.75rem,11vw,4rem);font-weight:500;line-height:1}.headline-result__value--muted{color:var(--slate-light);font-size:clamp(2rem,8vw,2.75rem)}.headline-result__sentence{color:var(--ink-soft);max-width:52ch;font-size:1rem}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem;display:grid}@media (min-width:760px){.stat-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}}.stat{border:1px solid var(--rule);border-radius:var(--radius);background:var(--surface);align-content:start;gap:.2rem;padding:.85rem .9rem;display:grid}.stat__label{color:var(--slate);font-size:.78rem;line-height:1.35}.stat__value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--ink);font-size:1.3rem;font-weight:500}.stat__value--positive{color:var(--emerald-deep)}.stat__value--negative{color:var(--loss)}.stat__note{color:var(--slate);font-size:.75rem;line-height:1.4}.ledger{gap:.5rem;display:grid}.ledger__bar{border-radius:var(--radius-sm);border:1px solid var(--rule-strong);background:var(--sunken);width:100%;height:44px;display:flex;overflow:hidden}.ledger__seg{border-right:1px solid #ffffff73;min-width:2px;height:100%}.ledger__seg:last-child{border-right:0}.ledger__seg--productCost{background-color:var(--seg-cogs)}.ledger__seg--shippingCost{background-color:var(--seg-shipping-fill);background-image:repeating-linear-gradient(45deg,#ffffff47 0 4px,#0000 4px 8px)}.ledger__seg--fees{background-color:var(--seg-fees);background-image:radial-gradient(#ffffff80 1px,#0000 1.4px);background-size:6px 6px}.ledger__seg--otherVariableCost{background-color:var(--seg-other);background-image:repeating-linear-gradient(-45deg,#0a122029 0 3px,#0000 3px 7px)}.ledger__seg--contribution{background-color:var(--emerald);background-image:repeating-linear-gradient(90deg,#ffffff38 0 1px,#0000 1px 9px)}.ledger__ruler{font-family:var(--font-mono);color:var(--slate-light);border-top:1px solid var(--rule);justify-content:space-between;padding-top:.25rem;font-size:.68rem;display:flex}.legend{gap:.4rem;margin:0;padding:0;list-style:none;display:grid}.legend__item{grid-template-columns:14px 1fr auto auto;align-items:center;gap:.6rem;padding-block:.15rem;font-size:.875rem;display:grid}.legend__swatch{border:1px solid #0a122026;border-radius:3px;width:14px;height:14px}.legend__amount{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--ink)}.legend__share{font-family:var(--font-mono);color:var(--slate);text-align:right;min-width:4.2rem;font-size:.8rem}.data-table{border-collapse:collapse;width:100%;font-size:.9rem}.data-table caption{text-align:left;color:var(--slate);padding-bottom:.6rem;font-size:.83rem}.data-table th,.data-table td{text-align:right;border-bottom:1px solid var(--rule);padding:.6rem .5rem}.data-table th:first-child,.data-table td:first-child{text-align:left}.data-table thead th{font-size:.72rem;font-family:var(--font-mono);letter-spacing:.07em;text-transform:uppercase;color:var(--slate);border-bottom:1px solid var(--rule-strong);font-weight:500}.data-table td.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.status{white-space:nowrap;align-items:center;gap:.35rem;font-size:.8rem;font-weight:500;display:inline-flex}.status__glyph{font-family:var(--font-mono);font-size:.75rem}.status--profit{color:var(--emerald-deep)}.status--loss{color:var(--loss)}.status--break-even{color:var(--slate)}@media (max-width:640px){.data-table,.data-table tbody,.data-table tr,.data-table td{width:100%;display:block}.data-table thead{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.data-table tr{border:1px solid var(--rule);border-radius:var(--radius);background:var(--surface);margin-bottom:.6rem;padding:.6rem .75rem}.data-table td{text-align:right;border-bottom:0;justify-content:space-between;align-items:baseline;gap:1rem;padding:.3rem 0;display:flex}.data-table td:before{content:attr(data-label);color:var(--slate);text-align:left;font-size:.78rem;font-weight:400}.data-table td:first-child{border-bottom:1px solid var(--rule);margin-bottom:.35rem;padding-bottom:.5rem;font-weight:600}}.sim-grid{grid-template-columns:1fr;gap:.75rem;display:grid}@media (min-width:760px){.sim-grid{grid-template-columns:repeat(3,1fr)}}.sim{border:1px solid var(--rule);border-radius:var(--radius);background:var(--surface);align-content:start;gap:.4rem;padding:1rem;display:grid}.sim--best{border-color:var(--emerald);box-shadow:inset 0 0 0 1px #0b7a5740}.sim--inactive{background:0 0;border-style:dashed}.sim__value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.03em;font-size:1.6rem;font-weight:500}.sim__delta{font-family:var(--font-mono);color:var(--emerald-deep);font-size:.82rem}.chip-row{flex-wrap:wrap;gap:.5rem;display:flex}.chip{border:1px solid var(--rule-strong);background:var(--surface);min-height:40px;color:var(--ink-soft);font:inherit;cursor:pointer;border-radius:999px;padding:0 .85rem;font-size:.875rem}.chip[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}.search-input{border:1px solid var(--rule-strong);border-radius:var(--radius);background:var(--surface);width:100%;min-height:48px;font:inherit;color:var(--ink);padding:.7rem .9rem;font-size:1rem}.search-input:focus-visible{border-color:var(--emerald);outline:none;box-shadow:0 0 0 3px #0b7a571f}.faq{border-top:1px solid var(--rule);gap:0;display:grid}.faq__item{border-bottom:1px solid var(--rule)}.faq__item summary{cursor:pointer;justify-content:space-between;align-items:baseline;gap:1rem;padding:.9rem 0;font-weight:500;list-style:none;display:flex}.faq__item summary::-webkit-details-marker{display:none}.faq__item summary:after{content:"+";font-family:var(--font-mono);color:var(--slate)}.faq__item[open] summary:after{content:"–"}.faq__answer{color:var(--ink-soft);max-width:var(--max-text);gap:.6rem;padding-bottom:1rem;display:grid}.formula{font-family:var(--font-mono);background:var(--ink);color:#eef2f6;border-radius:var(--radius);white-space:pre-wrap;word-break:break-word;padding:1rem 1.1rem;font-size:.9rem;line-height:1.7;overflow-x:auto}.formula strong{color:var(--emerald-bright);font-weight:500}.definition-list{gap:.6rem;margin:0;display:grid}.definition-list div{gap:.15rem;display:grid}.definition-list dt{font-size:.925rem;font-weight:600}.definition-list dd{color:var(--ink-soft);margin:0;font-size:.925rem}.ad-slot{width:100%;display:block}.ad-slot__placeholder{border:1px dashed var(--rule-strong);border-radius:var(--radius);font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--slate-light);background:repeating-linear-gradient(-45deg,#5f6b7a0d 0 8px,#0000 8px 16px);place-items:center;font-size:.72rem;display:grid}.ad-slot--leaderboard .ad-slot__placeholder,.ad-slot--leaderboard .ad-slot__unit{min-height:100px}.ad-slot--rectangle .ad-slot__placeholder,.ad-slot--rectangle .ad-slot__unit{min-height:280px}.ad-slot--inline .ad-slot__placeholder,.ad-slot--inline .ad-slot__unit{min-height:250px}@media (min-width:760px){.ad-slot--leaderboard .ad-slot__placeholder,.ad-slot--leaderboard .ad-slot__unit{min-height:90px}}.hero{padding-block:clamp(2.5rem,7vw,4.5rem) clamp(2rem,5vw,3rem)}.hero__grid{align-items:center;gap:2rem;display:grid}@media (min-width:940px){.hero__grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:3rem}}.hero h1{letter-spacing:-.035em;font-size:clamp(2.3rem,6.4vw,3.5rem)}.trust-strip{font-family:var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--slate);flex-wrap:wrap;gap:.5rem 1.25rem;margin:0;padding:0;font-size:.76rem;list-style:none;display:flex}.trust-strip li{align-items:center;gap:.4rem;display:flex}.trust-strip li:before{content:"";background:var(--emerald-bright);border-radius:50%;width:5px;height:5px}.demo-card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);gap:.85rem;padding:1.25rem;display:grid}.demo-card__row{justify-content:space-between;align-items:baseline;gap:1rem;font-size:.9rem;display:flex}.demo-card__row span:last-child{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.demo-card__total{border-top:1px solid var(--rule);padding-top:.75rem;font-weight:600}.dialog{border:1px solid var(--rule);border-radius:var(--radius-lg);background:var(--surface);width:calc(100% - 2rem);max-width:480px;color:var(--ink);box-shadow:var(--shadow-md);padding:0}.dialog::backdrop{background:#0a122073}.dialog__body{gap:.85rem;padding:1.4rem;display:grid}.link-list{gap:.6rem;margin:0;padding:0;list-style:none;display:grid}.link-list a{color:var(--ink);font-weight:500;text-decoration:none}.link-list a:hover{color:var(--emerald-deep);text-decoration:underline}.link-list__note{color:var(--slate);font-size:.85rem;font-weight:400;display:block}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.guide-meta{font-family:var(--font-mono);color:var(--slate);flex-wrap:wrap;align-items:center;gap:.4rem;margin:0;padding-top:.35rem;font-size:.76rem;display:flex}.guide-meta a{color:var(--slate)}.guide-meta a:hover{color:var(--emerald-deep)}.guide-meta__sep{color:var(--rule-strong)}.cta-card{border:1px solid var(--rule-strong);border-left:3px solid var(--emerald);border-radius:var(--radius-lg);background:var(--surface);justify-items:start;gap:.9rem;padding:clamp(1.1rem,3vw,1.5rem);display:grid}.example{border:1px solid var(--rule);border-radius:var(--radius);background:var(--surface);overflow:hidden}.example__row{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:baseline;gap:1rem;padding:.6rem .9rem;font-size:.925rem;display:flex}.example__row:last-child{border-bottom:0}.example__row span:last-child{font-family:var(--font-mono);font-variant-numeric:tabular-nums;white-space:nowrap}.example__row--total{background:var(--sunken);font-weight:600}.example__row--result{background:var(--emerald-wash);color:var(--emerald-deep);font-weight:600}.guide-card{border:1px solid var(--rule);border-radius:var(--radius-lg);background:var(--surface);align-content:start;gap:.5rem;padding:1.25rem;transition:border-color .12s,transform .12s;display:grid}.guide-card:hover{border-color:var(--emerald);transform:translateY(-1px)}.guide-card__title{letter-spacing:-.015em;font-size:1.05rem;font-weight:600}.guide-card__title a{color:var(--ink);text-decoration:none}.guide-card__title a:hover{color:var(--emerald-deep);text-decoration:underline}.guide-card__meta{font-family:var(--font-mono);letter-spacing:.05em;text-transform:uppercase;color:var(--slate);flex-wrap:wrap;gap:.4rem .75rem;font-size:.72rem;display:flex}.prose .formula{margin-block:.25rem}.ledger__seg--fixedFee{background-color:#a8b3bf;background-image:repeating-linear-gradient(90deg,#0a12201f 0 2px,#0000 2px 7px)}.ledger__seg--returns{background-color:#c49a82;background-image:repeating-linear-gradient(-45deg,#ffffff47 0 3px,#0000 3px 7px)}.ledger__seg--adCost{background-color:#8b6fa8;background-image:radial-gradient(#ffffff73 1px,#0000 1.4px);background-size:7px 7px}.ledger__seg--profit{background-color:var(--emerald);background-image:repeating-linear-gradient(90deg,#ffffff38 0 1px,#0000 1px 9px)}