@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Montserrat:wght@600;700&display=swap');
:root{--forest:#233D32;--pine:#466451;--sand:#D8C6A5;--ivory:#F5F1E7;--copper:#B9784D;--charcoal:#292D29;--ink:var(--charcoal);--muted:var(--pine);--green:var(--forest);--line:#D8C6A580;--paper:var(--ivory);--mint:var(--sand)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Inter',sans-serif;font-size:16px}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #466451;outline-offset:3px}a{color:inherit;text-decoration:none}.sidebar{width:246px;background:#F5F1E7;border-right:1px solid var(--line);position:fixed;height:100dvh;padding:35px 22px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;font-size:25px;letter-spacing:-1.2px;font-weight:750;font-family:'Montserrat',sans-serif}.brand-dot{color:#466451}.brand-icon{background:var(--green);color:var(--mint);font-size:31px;line-height:38px;width:36px;height:38px;text-align:center;border-radius:10px;margin-right:10px;position:relative}.brand-icon span{font-size:15px;position:absolute;right:3px;top:-5px}.workspace{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:9px;padding:11px 9px;margin:36px 0 30px;font-size:16px;font-weight:600}.workspace-avatar{width:32px;height:32px;background:#F5F1E7;border:1px solid #F5F1E7;border-radius:8px;display:grid;place-items:center;font-size:14px;color:#466451}small{font-size:14px}.workspace small,.profile small{display:block;color:var(--muted);font-weight:400;margin-top:3px}.workspace-arrow{margin-left:auto;color:#466451}.nav-label{font-size:12px;font-weight:700;letter-spacing:1.8px;color:#466451;margin:0 12px 12px}.tools-label{margin-top:30px}nav{display:grid;gap:6px}nav button{border:0;display:flex;gap:12px;align-items:center;background:none;color:#466451;text-align:left;padding:13px 12px;border-radius:7px;font-size:16px;font-weight:550}nav button>span:first-child{font-size:19px;line-height:18px}nav button.active{background:#F5F1E7;color:var(--green)}.nav-count{margin-left:auto;font-size:14px}.new-pill{margin-left:auto;background:#D8C6A5;padding:3px 5px;font-size:12px;letter-spacing:.4px;border-radius:4px}.sidebar-bottom{margin-top:auto}.tip-icon{font-size:24px;color:#466451;margin-bottom:10px}.sidebar-bottom>strong{font-size:16px}.sidebar-bottom p{font-size:14px;line-height:1.8;color:#466451;margin-bottom:26px}.profile{padding-top:22px;border-top:1px solid var(--line);display:flex;align-items:center;gap:10px;font-size:14px}.shell{margin-left:246px}header{height:78px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 46px;background:#F5F1E7;font-size:14px}.breadcrumb{color:#466451}.breadcrumb span{margin:0 14px;color:#D8C6A5}.breadcrumb b{font-weight:500;color:#233D32}.header-right{display:flex;align-items:center;gap:7px;color:#466451}.local-dot{display:inline-block;width:6px;height:6px;background:#466451;border-radius:50%}.header-right button{border:1px solid var(--line);background:var(--ivory);border-radius:6px;padding:8px 10px;font-size:14px;margin-left:16px;color:#233D32}main{max-width:1400px;margin:auto;padding:42px 46px 0}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:31px}.eyebrow{font-size:12px;letter-spacing:2.3px;color:#466451;font-weight:700;margin-bottom:11px}h1{font-family:'Montserrat',sans-serif;font-size:clamp(24px,2.35vw,35px);letter-spacing:-1.4px;font-weight:650;margin:0 0 12px;line-height:1.4}h1>span{color:#466451}.page-heading p{color:var(--muted);font-size:16px;margin:0;line-height:1.7}.button{border-radius:7px;padding:12px 16px;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:14px;font-weight:550;white-space:nowrap}.light{background:#F5F1E7;border:1px solid #D8C6A5;color:#233D32}.primary{background:var(--green);color:#F5F1E7;border:1px solid var(--green)}.button:hover{filter:brightness(.96)}.market-strip{display:flex;align-items:center;justify-content:space-between;padding:17px 0;border-top:1px solid var(--line);margin-bottom:10px}.market-strip>div{display:flex;align-items:center;gap:10px}.market-strip strong{font-size:16px;font-weight:600}.amazon-mark{position:relative;font-size:27px;font-weight:700;line-height:26px;color:#233D32;width:27px;text-align:center}.amazon-mark span{position:absolute;font-size:22px;color:#B9784D;left:5px;bottom:-8px}.beta{color:#466451;font-size:12px;border:1px solid #D8C6A5;padding:3px 5px;border-radius:4px;margin-left:1px}.strip-note{font-size:14px;color:#466451;display:flex;align-items:center;gap:6px}.estimator-grid{display:grid;grid-template-columns:minmax(340px,1.07fr) minmax(320px,1fr);gap:25px;align-items:start}.card{background:var(--ivory);border:1px solid var(--line);border-radius:11px}.inputs-card{padding:27px}.section-heading{display:flex;align-items:center;gap:12px;margin-bottom:23px}.step{font-size:14px;font-weight:600;color:#466451;background:#F5F1E7;border-radius:7px;display:grid;place-items:center;width:29px;height:29px}h2{font-family:'Montserrat',sans-serif;font-size:16px;margin:0;font-weight:700;letter-spacing:-.25px}.section-heading p{font-size:14px;color:#466451;margin:5px 0 0}label{display:block;font-size:14px;font-weight:550;color:#466451;margin-bottom:17px}.optional{font-size:12px;font-weight:400;color:#466451;margin-left:4px}input{width:100%;border:1px solid #F5F1E7;background:#F5F1E7;color:#233D32;border-radius:6px;padding:12px;font-size:16px;outline:none;margin-top:8px;height:41px}input:focus{border-color:#466451;box-shadow:0 0 0 2px #D8C6A52e}input::placeholder{color:#D8C6A5;font-size:14px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field-row label{min-width:0}.input-unit{position:relative}.input-unit>span{position:absolute;top:21px;left:12px;font-size:14px;font-weight:400;color:#466451}.input-unit input{padding-left:29px}.input-unit.suffix input{padding-left:12px;padding-right:30px}.input-unit.suffix>span{left:auto;right:12px}.currency-symbol{display:none}.divider{border-top:1px solid #F5F1E7;padding-top:23px;margin-top:5px}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:-7px 0 19px}.segmented button{border:1px solid #F5F1E7;background:#F5F1E7;border-radius:6px;padding:12px;text-align:left;color:#466451}.segmented button.selected{background:#F5F1E7;border-color:#D8C6A5;color:#233D32}.segmented b{display:block;font-size:14px;margin-bottom:4px}.segmented span{font-size:12px;color:#466451}details{border-top:1px solid var(--line);padding-top:17px;margin-top:1px}summary{font-size:14px;color:#233D32;cursor:pointer}summary>span{display:block;font-size:12px;color:#466451;margin:6px 0 0 13px}details[open] summary{margin-bottom:20px}.profit-card{background:#233D32;color:#F5F1E7;border-radius:11px;padding:27px 27px 0;overflow:hidden;position:relative}.profit-card:after{content:'';position:absolute;width:250px;height:250px;border:1px solid #F5F1E707;border-radius:50%;top:-60px;right:-110px;box-shadow:0 0 0 35px #F5F1E703,0 0 0 70px #F5F1E702;pointer-events:none}.profit-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.profit-top>span:first-child{font-size:12px;letter-spacing:1.9px;color:#D8C6A5}.result-badge{color:#D8C6A5;background:#F5F1E712;border:1px solid #F5F1E716;font-size:12px;padding:6px 8px;border-radius:5px}.profit-number{font-family:'Montserrat',sans-serif;font-size:58px;letter-spacing:-3px;font-weight:500;margin-top:23px;line-height:1.15}.profit-card>p{color:#466451;font-size:14px;margin:9px 0 27px}.profit-metrics{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #F5F1E715;padding:21px 0}.profit-metrics>div+div{border-left:1px solid #F5F1E715;padding-left:25px}.profit-metrics>div>span{font-size:14px;display:block;color:#D8C6A5;margin-bottom:8px}.profit-metrics strong{font-family:'Montserrat',sans-serif;font-weight:500;font-size:25px;letter-spacing:-.8px}.profit-metrics strong span{font-size:16px;color:#D8C6A5;margin-left:2px}.profit-note{background:#292D290d;margin:0 -27px;padding:13px 27px;display:flex;align-items:center;gap:8px;color:#D8C6A5;font-size:12px}.profit-note>span:first-child{color:#D8C6A5}.breakdown-card{margin-top:19px;padding:23px 25px}.breakdown-heading{display:flex;justify-content:space-between;align-items:center}.breakdown-heading h2{font-size:16px}.breakdown-heading>span{font-size:12px;color:#466451}.cost-bar{height:9px;display:flex;gap:3px;border-radius:4px;overflow:hidden;margin:24px 0 19px;background:#F5F1E7}.cost-bar>span{height:100%}.breakdown-list{display:grid;gap:13px}.breakdown-row{display:flex;justify-content:space-between;font-size:14px;color:#466451}.breakdown-row>span{display:flex;gap:9px;align-items:center}.swatch{width:6px;height:6px;border-radius:2px;display:inline-block;flex-shrink:0}.breakdown-row b{font-weight:500;color:#233D32}.total-row{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:17px;padding:16px 0;font-size:14px}.total-row strong:last-child{color:#233D32}.extra-metrics{background:#F5F1E7;border-radius:6px;padding:12px;display:grid;gap:12px}.extra-metrics>div{display:flex;justify-content:space-between;font-size:14px;color:#466451}.extra-metrics b{font-weight:600;color:#233D32}.extra-metrics small{font-size:12px;background:#F5F1E7;padding:3px 4px;border-radius:3px;margin-left:5px}.results-column>.primary{width:100%;margin-top:18px;padding:14px 19px;font-size:14px}.results-column>.primary>span{margin-left:auto}.save-caption{text-align:center;font-size:12px;color:#466451;margin-top:10px}.disclaimer{display:flex;gap:10px;border:1px solid #F5F1E7;background:#F5F1E7;padding:15px 18px;border-radius:7px;margin:25px 0 31px;color:#466451}.disclaimer>span{font-size:15px}.disclaimer p{font-size:12px;margin:0;line-height:1.8}.disclaimer b{font-weight:550;color:#466451}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding:23px 0;font-size:14px;color:#466451}footer>span:first-child{font-size:16px;font-weight:700;color:#466451}.footer-tagline{font-size:12px;color:#466451;margin-left:12px;font-weight:400}.product-toolbar{display:flex;gap:20px;align-items:center;justify-content:space-between;margin:25px 0}.product-toolbar input{max-width:340px;margin:0;background:var(--ivory)}.table-wrap{overflow:auto;min-height:300px}table{border-collapse:collapse;width:100%;font-size:16px;white-space:nowrap}th{text-align:left;background:#F5F1E7;font-size:14px;color:#466451;font-weight:550}td,th{padding:20px 18px;border-bottom:1px solid var(--line)}td button{background:#F5F1E7;border:0;border-radius:4px;padding:6px 9px;color:#233D32;margin:2px}.empty{text-align:center;padding:65px 20px}.empty>span{font-size:36px;color:#466451}.empty h2{margin-top:15px}.empty p{font-size:16px;color:#466451}.empty button{margin-top:15px}.storage-note{color:#466451;font-size:14px;line-height:1.7;margin:20px 0 60px}.overview-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}.stat-card{padding:25px}.stat-card>span{font-size:14px;color:#466451}.stat-card strong{display:block;font-family:'Montserrat',sans-serif;font-size:35px;margin-top:20px;color:var(--green)}.overview-action{margin-top:25px;padding:35px;display:flex;justify-content:space-between;align-items:center;gap:20px}.overview-action p{font-size:16px;color:#466451}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%) translateY(100px);background:#233D32;color:var(--ivory);padding:14px 24px;border-radius:8px;font-size:16px;box-shadow:0 5px 25px #292D2922;transition:transform .2s;z-index:10}#toast.show{transform:translateX(-50%) translateY(0)}[hidden]{display:none!important}@media(min-width:1500px){main{padding-top:50px}.page-heading{margin-bottom:36px}}@media(max-width:1150px){.sidebar{width:205px;padding:30px 15px}.shell{margin-left:205px}main{padding:32px 26px 0}header{padding:0 26px}.inputs-card{padding:22px}.estimator-grid{gap:18px}.profit-card{padding-left:22px;padding-right:22px}.profit-top>span:first-child{letter-spacing:1px}.profit-number{font-size:50px}.page-heading{align-items:flex-start}.page-heading>.button{margin-top:25px}.footer-tagline{display:none}}@media(max-width:920px){.estimator-grid{grid-template-columns:1fr}.inputs-card{padding:25px}.results-column{display:grid;grid-template-columns:1fr 1fr;gap:15px}.breakdown-card{margin:0}.profit-card{align-self:start}.results-column>.primary{grid-column:1/-1;margin:0}.save-caption{grid-column:1/-1;margin:0}.profit-top{align-items:start;flex-direction:column}.profit-number{font-size:48px}.overview-stats{grid-template-columns:1fr}.overview-action{flex-direction:column;align-items:start}}@media(max-width:650px){.sidebar{position:relative;width:100%;height:auto;padding:18px 20px;display:block;border-right:0;border-bottom:1px solid var(--line)}.brand{font-size:23px}.brand-icon{height:32px;width:32px;line-height:32px;font-size:27px}.workspace,.nav-label,.sidebar-bottom{display:none}.sidebar nav{display:inline-flex;gap:4px;margin-top:17px}.sidebar nav button{padding:10px 9px;font-size:14px;gap:6px}.sidebar nav button>span:first-child{font-size:15px}.new-pill{display:none}.shell{margin:0}header{height:50px;padding:0 20px}.header-right{font-size:0}.header-right button{font-size:14px;margin-left:4px}.header-right>.local-dot{display:none}main{padding:27px 20px 0}.page-heading{gap:12px;flex-direction:column}.page-heading>.button{margin:0}h1{font-size:28px;letter-spacing:-1px}.page-heading p{font-size:14px}.results-column{display:block}.breakdown-card{margin-top:16px}.results-column>.primary{margin-top:16px}.save-caption{margin-top:10px}.profit-top{flex-direction:row}.profit-number{font-size:58px}.strip-note{font-size:12px}.market-strip strong{font-size:14px}.inputs-card{padding:21px}.field-row{gap:12px}footer{font-size:12px}footer>span:first-child{font-size:16px}.disclaimer p{font-size:12px}.overview-action{padding:24px}}

.fba-slider-control{margin:-2px 0 19px;padding:13px 14px;background:#F5F1E7;border:1px solid #F5F1E7;border-radius:7px}.fba-slider-control label{display:flex;justify-content:space-between;align-items:center;margin:0}.fba-slider-control output{font-size:16px;font-weight:600;color:var(--green)}input[type="range"]{padding:0;height:20px;margin:9px 0 4px;accent-color:var(--green);border:0;background:transparent;cursor:pointer;box-shadow:none}input[type="range"]:focus-visible{outline:2px solid #466451;outline-offset:3px}.slider-limits{display:flex;justify-content:space-between;color:#466451;font-size:12px}

/* Readable typography and comfortable controls across screen sizes. */
body{font-size:16px;line-height:1.5}
h2{font-size:18px;line-height:1.4}
label{font-size:14px;line-height:1.5}
input{font-size:16px;height:48px;line-height:1.4}
input::placeholder{font-size:14px}
.input-unit>span{top:23px;font-size:14px}
.section-heading p{font-size:14px;color:#466451}
.page-heading p{font-size:16px}
.segmented span{font-size:13px;color:#466451}
.segmented button{padding:13px 12px}
.breakdown-heading h2{font-size:17px}
.breakdown-row{font-size:14px;color:#466451;gap:14px}
.breakdown-row b{white-space:nowrap}
.total-row{font-size:16px}
.extra-metrics>div{font-size:14px;gap:10px}
.extra-metrics small{display:inline-block;font-size:12px}
.profit-top{flex-wrap:wrap}
.profit-top>span:first-child{font-size:12px;letter-spacing:1.1px}
.profit-card>p,.profit-metrics>div>span{font-size:14px}
.profit-note{font-size:13px;line-height:1.6}
.profit-metrics strong{font-size:30px}
.results-column>.primary,.button{font-size:14px;min-height:44px}
.save-caption,.disclaimer p,.storage-note{font-size:13px;line-height:1.7;color:#466451}
.disclaimer b{color:#233D32}
.nav-label{letter-spacing:1.3px}
.workspace,.profile{font-size:14px}
.workspace-avatar{flex-shrink:0}
.sidebar-bottom>strong{font-size:14px}
.sidebar-bottom p{font-size:13px;color:#466451}
nav button{font-size:14px;line-height:1.4}
.new-pill{font-size:10px}
.header-right{font-size:13px}
footer{font-size:12px;gap:20px;line-height:1.6}
.fba-slider-control output{font-size:16px}
.slider-limits{font-size:13px;color:#466451}
@media(max-width:1150px){.estimator-grid{grid-template-columns:1fr}.results-column{display:grid;grid-template-columns:1fr 1fr;gap:16px}.breakdown-card{margin:0}.profit-card{align-self:start}.results-column>.primary,.save-caption{grid-column:1/-1}.results-column>.primary{margin:0}}
@media(max-width:800px){.results-column{display:block}.breakdown-card{margin-top:18px}.results-column>.primary{margin-top:18px}.save-caption{margin-top:10px}.extra-metrics small{margin-left:0}}
@media(max-width:650px){.sidebar nav button{font-size:14px}.sidebar nav{flex-wrap:wrap}.header-right{font-size:0}.header-right button{font-size:13px}.page-heading p{font-size:16px}.market-strip{flex-wrap:wrap;gap:12px}.market-strip strong{font-size:15px}.strip-note{font-size:12px}.field-row{gap:14px}.profit-top{gap:10px}.profit-number{font-size:54px}.disclaimer p{font-size:13px}.breadcrumb span{margin:0 6px}.inputs-card{padding:20px}.extra-metrics>div{flex-wrap:wrap}footer{flex-wrap:wrap}}
@media(min-width:1151px){.sidebar{width:270px}.shell{margin-left:270px}}
@media(min-width:651px) and (max-width:1150px){.sidebar{width:230px}.shell{margin-left:230px}}

.landed-budget{border-top:1px solid #F5F1E725;padding:20px 0 23px;display:grid;gap:7px}.landed-budget>span{font-size:15px;color:#D8C6A5;font-weight:500}.landed-budget strong{font-family:'Montserrat',sans-serif;font-size:30px;letter-spacing:-.8px;color:#D8C6A5}.landed-budget small{font-size:13px;line-height:1.6;color:#D8C6A5}

.target-comparison{display:grid;gap:12px;border-top:1px solid #F5F1E720;padding-top:16px;margin-top:7px}.target-comparison>div{display:flex;align-items:baseline;justify-content:space-between;gap:14px;font-size:14px;color:#D8C6A5}.target-comparison b{font-size:17px;font-weight:600;white-space:nowrap}.target-comparison small{font-size:12px;color:#D8C6A5}.target-action{font-size:14px;line-height:1.7;margin:8px 0 0;background:#F5F1E70a;border:1px solid #F5F1E715;border-radius:6px;padding:12px;color:#D8C6A5}

/* Official brand palette: use these tokens for all future color changes. */
h1,h2,.brand,.market-strip strong{color:var(--forest)}
.sidebar,header{background:color-mix(in srgb,var(--ivory) 88%,var(--sand))}
.card{background:var(--ivory);border-color:var(--line)}
input{background:color-mix(in srgb,var(--ivory) 95%,var(--sand));color:var(--charcoal);border-color:var(--line)}
input:focus{border-color:var(--pine);box-shadow:0 0 0 2px #46645120}
input::placeholder{color:var(--pine);opacity:.8}
label,.optional,.section-heading p,.segmented span,.breakdown-row,.breakdown-row b,.extra-metrics>div,.extra-metrics b,.save-caption,.disclaimer p,.disclaimer b,.storage-note,.sidebar-bottom p,.workspace-arrow,.nav-label,nav button,.breadcrumb,.breadcrumb b,.header-right,.eyebrow,.beta,.strip-note,.breakdown-heading>span,.footer-tagline,.empty p,.stat-card>span,.overview-action p,.slider-limits,summary,summary>span{color:var(--pine)}
.brand-dot,h1>span,.amazon-mark span,.tip-icon{color:var(--copper)}
.workspace,.workspace-avatar,.header-right button,.light,.segmented button,.fba-slider-control,.disclaimer{border-color:var(--line)}
.workspace-avatar,.step,.new-pill,.extra-metrics small{background:var(--sand);color:var(--forest)}
nav button.active,.segmented button.selected{background:color-mix(in srgb,var(--sand) 55%,var(--ivory));color:var(--forest)}
.segmented button.selected{border-color:var(--pine)}
.light,.header-right button{background:var(--sand);color:var(--forest)}
.primary,.profit-card,#toast{background:var(--forest);color:var(--ivory)}
.primary{border-color:var(--forest)}
.profit-card>p,.profit-top>span:first-child,.profit-metrics>div>span,.profit-metrics strong span,.profit-note,.profit-note>span:first-child,.landed-budget>span,.landed-budget small,.target-comparison>div,.target-comparison small{color:var(--sand)}
.profit-number,.profit-metrics strong,.target-comparison b{color:var(--ivory)}
.landed-budget strong{color:var(--sand)}
.result-badge{background:var(--pine);color:var(--ivory);border-color:#D8C6A540}
.target-action{background:var(--pine);border-color:#D8C6A540;color:var(--ivory)}
.profit-note{background:#292D2926}
.fba-slider-control,.extra-metrics,.disclaimer,th,td button{background:color-mix(in srgb,var(--ivory) 80%,var(--sand))}
.total-row strong:last-child,td button,th{color:var(--forest)}
.local-dot{background:var(--pine)}
button:focus-visible,a:focus-visible,summary:focus-visible,input[type="range"]:focus-visible{outline-color:var(--copper)}
footer,footer>span:first-child{color:var(--pine)}

/* WALDNEST typography: Montserrat for identity/headings; Inter for copy and figures. */
body{font-family:'Inter',sans-serif;font-weight:400}
h1,h2{font-family:'Montserrat',sans-serif;font-weight:600;letter-spacing:-.035em}
.brand,.footer-wordmark{font-family:'Montserrat',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:.1em}
.brand{display:block;line-height:1;padding:0}
.brand-logo{display:block;width:100%;height:auto;object-fit:contain}
.sidebar{overflow-y:auto}
.workspace{margin-top:22px;margin-bottom:25px}
.profit-number,.profit-metrics strong,.landed-budget strong,.stat-card strong{font-family:'Inter',sans-serif;font-weight:500;font-variant-numeric:tabular-nums}
input,label,.breakdown-row,.extra-metrics,.target-comparison,table,.slider-limits{font-family:'Inter',sans-serif;font-weight:500;font-variant-numeric:tabular-nums}
.section-heading p,.page-heading p,.sidebar-bottom p,.save-caption,.disclaimer p,.storage-note,.overview-action p{font-weight:400}
.target-comparison b,.breakdown-row b,.extra-metrics b{font-weight:500}
.footer-wordmark{font-size:14px}
@media(max-width:650px){.brand{width:190px;max-width:65%;margin-bottom:6px}.sidebar nav{margin-top:12px}}

/* Browser-local theme preference, available beside the profile and on mobile. */
:root{color-scheme:light}
.theme-control{display:flex;align-items:center;gap:10px;width:100%;margin:0 0 18px;padding:12px 10px;color:var(--forest);background:transparent;border:1px solid var(--line);border-radius:8px;font-size:14px;font-weight:500;text-align:left;min-height:46px}
.theme-icon{font-size:21px;line-height:1}
.theme-track{margin-left:auto;width:36px;height:22px;padding:3px;border-radius:20px;background:var(--sand);flex-shrink:0}
.theme-track>span{display:block;width:16px;height:16px;border-radius:50%;background:var(--forest);transition:transform .15s}
.theme-control[aria-checked="true"] .theme-track{background:var(--sand)}
.theme-control[aria-checked="true"] .theme-track>span{transform:translateX(14px)}
.header-right .mobile-theme{display:none}
html[data-theme="dark"]{color-scheme:dark;--ink:var(--ivory);--muted:var(--sand);--paper:var(--charcoal);--line:#D8C6A540}
[data-theme="dark"] .sidebar,[data-theme="dark"] header{background:var(--charcoal)}
[data-theme="dark"] .brand{background:var(--ivory);padding:10px;border-radius:10px}
[data-theme="dark"] .card,[data-theme="dark"] .profit-card{background:var(--forest);border:1px solid var(--line)}
[data-theme="dark"] h1,[data-theme="dark"] h2,[data-theme="dark"] .market-strip strong,[data-theme="dark"] .amazon-mark,[data-theme="dark"] input,[data-theme="dark"] .theme-control{color:var(--ivory)}
[data-theme="dark"] label,[data-theme="dark"] .optional,[data-theme="dark"] .section-heading p,[data-theme="dark"] .segmented span,[data-theme="dark"] .breakdown-row,[data-theme="dark"] .breakdown-row b,[data-theme="dark"] .extra-metrics>div,[data-theme="dark"] .extra-metrics b,[data-theme="dark"] .save-caption,[data-theme="dark"] .disclaimer p,[data-theme="dark"] .disclaimer b,[data-theme="dark"] .storage-note,[data-theme="dark"] .sidebar-bottom p,[data-theme="dark"] .workspace-arrow,[data-theme="dark"] .nav-label,[data-theme="dark"] nav button,[data-theme="dark"] .breadcrumb,[data-theme="dark"] .breadcrumb b,[data-theme="dark"] .header-right,[data-theme="dark"] .eyebrow,[data-theme="dark"] .beta,[data-theme="dark"] .strip-note,[data-theme="dark"] .breakdown-heading>span,[data-theme="dark"] footer,[data-theme="dark"] footer>span:first-child,[data-theme="dark"] .footer-tagline,[data-theme="dark"] .empty p,[data-theme="dark"] .stat-card>span,[data-theme="dark"] .overview-action p,[data-theme="dark"] .slider-limits,[data-theme="dark"] summary,[data-theme="dark"] summary>span{color:var(--sand)}
[data-theme="dark"] input,[data-theme="dark"] .segmented button{background:var(--charcoal);border-color:var(--line)}
[data-theme="dark"] input::placeholder,[data-theme="dark"] .input-unit>span{color:var(--sand);opacity:.85}
[data-theme="dark"] input:focus{border-color:var(--sand);box-shadow:0 0 0 2px #D8C6A530}
[data-theme="dark"] .segmented button.selected,[data-theme="dark"] nav button.active{background:var(--pine);border-color:var(--sand);color:var(--ivory)}
[data-theme="dark"] .fba-slider-control,[data-theme="dark"] .extra-metrics,[data-theme="dark"] .disclaimer,[data-theme="dark"] th,[data-theme="dark"] td button{background:var(--charcoal)}
[data-theme="dark"] .fba-slider-control output,[data-theme="dark"] .stat-card strong,[data-theme="dark"] th,[data-theme="dark"] td button,[data-theme="dark"] .total-row strong:last-child{color:var(--ivory)}
[data-theme="dark"] .primary{background:var(--sand);color:var(--forest);border-color:var(--sand)}
[data-theme="dark"] .light,[data-theme="dark"] .header-right button{background:var(--pine);color:var(--ivory);border-color:var(--line)}
[data-theme="dark"] input[type="range"]{accent-color:var(--sand);background:transparent}
[data-theme="dark"] .local-dot{background:var(--sand)}
[data-theme="dark"] #toast{background:var(--sand);color:var(--forest)}
@media(max-width:650px){.header-right .mobile-theme{display:inline-flex;align-items:center;justify-content:center;margin-left:0;font-size:21px;min-width:38px;min-height:38px;padding:3px 8px}.header-right{gap:5px}}
@media(prefers-reduced-motion:reduce){.theme-track>span{transition:none}}