:root{--color-primary: #50e3c2;--color-on-primary: #0a0f14;--color-ink: #e8ecf0;--color-body: #9ab0c4;--color-mute: #546a7d;--color-hairline: #1e2d3d;--color-hairline-strong: #2e4257;--color-canvas: #111d2b;--color-canvas-soft: #0a131c;--color-canvas-soft-2: #0e1a26;--color-link: #50e3c2;--color-link-deep: #3bc9aa;--color-link-bg-soft: rgba(80, 227, 194, .12);--color-success: #22c55e;--color-success-soft: rgba(34, 197, 94, .12);--color-error: #ff4d4d;--color-error-soft: rgba(255, 77, 77, .12);--color-error-deep: #ff7070;--color-warning: #f5a623;--color-warning-soft: rgba(245, 166, 35, .12);--color-warning-deep: #ffc857;--color-plant-accent: #22c55e;--color-plant-soft: rgba(34, 197, 94, .1);--color-plant-border: rgba(34, 197, 94, .25);--gradient-develop-start: #007cf0;--gradient-develop-end: #00dfd8;--gradient-preview-start: #7928ca;--gradient-preview-end: #ff0080;--gradient-ship-start: #ff4d4d;--gradient-ship-end: #f9cb28;--font-sans: "Inter", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;--radius-none: 0px;--radius-xs: 4px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-pill-sm: 64px;--radius-pill: 100px;--radius-full: 9999px;--space-xxs: 4px;--space-xs: 8px;--space-sm: 12px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 40px;--space-3xl: 48px;--space-4xl: 64px;--space-5xl: 96px;--space-6xl: 128px}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--color-canvas-soft);color:var(--color-ink);font-family:var(--font-sans);font-size:16px;line-height:1.5;width:100%;max-width:100vw;overflow-x:hidden;min-height:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{color:var(--color-ink);font-family:var(--font-sans);font-weight:600;letter-spacing:-.04em;line-height:1.25;margin-bottom:var(--space-xs)}h1{font-size:2.25rem;letter-spacing:-.05em}@media(min-width:768px){h1{font-size:3rem}}h2{font-size:1.5rem;letter-spacing:-.04em}h3{font-size:1.25rem;letter-spacing:-.03em}p{color:var(--color-body);font-size:.9375rem;line-height:1.6;margin-bottom:var(--space-sm)}code,pre{font-family:var(--font-mono);font-size:.8125rem;background-color:var(--color-canvas-soft-2);padding:var(--space-xxs) var(--space-xs);border-radius:var(--radius-sm)}.eyebrow-mono{font-family:var(--font-mono);font-size:.75rem;font-weight:400;text-transform:uppercase;letter-spacing:.05em;color:var(--color-body)}.unit-label-len,.unit-label-thick,.unit-label-static{font-size:.9375rem;font-weight:600;color:var(--color-primary)}.container{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--space-md)}@media(min-width:768px){.container{padding:0 var(--space-lg)}}.shadow-lvl1{box-shadow:0 0 0 1px #50e3c20a}.shadow-lvl2{box-shadow:0 0 0 1px #50e3c20f,0 1px 1px #0003,0 2px 4px #00000026}.shadow-lvl3{box-shadow:0 0 0 1px #50e3c20f,0 2px 8px #00000040,0 8px 16px -8px #0000004d}.shadow-lvl4{box-shadow:0 0 0 1px #50e3c214,0 4px 12px #0000004d,0 12px 24px -4px #00000059}.card{background-color:var(--color-canvas);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:var(--space-lg);transition:border-color .2s ease,box-shadow .2s ease}.card:hover{border-color:var(--color-hairline-strong);box-shadow:0 0 0 1px #50e3c21a,0 4px 12px #0000004d}.btn{display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-sans);font-weight:500;font-size:.875rem;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:all .2s ease;user-select:none;white-space:nowrap}.btn-primary{background-color:var(--color-primary);color:var(--color-on-primary);border-radius:var(--radius-pill);padding:var(--space-xs) var(--space-md);height:40px}.btn-primary:hover{background-color:#6ff0d0;box-shadow:0 0 16px #50e3c259}.btn-secondary{background-color:var(--color-canvas);color:var(--color-ink);border-color:var(--color-hairline);border-radius:var(--radius-pill);padding:var(--space-xs) var(--space-md);height:40px}.btn-secondary:hover{border-color:var(--color-primary);background-color:var(--color-canvas-soft-2)}.btn-primary-sm{background-color:var(--color-primary);color:var(--color-on-primary);border-radius:var(--radius-pill);padding:var(--space-xxs) var(--space-sm);height:32px;font-size:.8125rem;font-weight:600}.btn-primary-sm:hover{background-color:#6ff0d0;box-shadow:0 0 12px #50e3c24d}.btn-secondary-sm{background-color:var(--color-canvas);color:var(--color-ink);border:1px solid var(--color-hairline);border-radius:var(--radius-pill);padding:var(--space-xxs) var(--space-sm);height:32px;font-size:.8125rem}.btn-secondary-sm:hover{border-color:var(--color-primary);color:var(--color-primary)}.btn-ghost-sm{background:transparent;color:var(--color-body);border:none;border-radius:var(--radius-sm);padding:var(--space-xxs) var(--space-xs);height:32px;font-size:.8125rem;cursor:pointer}.btn-ghost-sm:hover{color:var(--color-ink);background-color:var(--color-canvas-soft-2)}.tab-row{display:flex;gap:var(--space-xs);padding:var(--space-xxs);background-color:var(--color-canvas-soft-2);border:1px solid var(--color-hairline);border-radius:var(--radius-pill-sm);width:100%;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch}.tab-row::-webkit-scrollbar{display:none}.tab-btn{background:transparent;border:none;font-family:var(--font-sans);font-size:.875rem;font-weight:500;color:var(--color-body);padding:var(--space-xs) 22px;border-radius:var(--radius-pill-sm);cursor:pointer;transition:all .2s ease;white-space:nowrap;flex-shrink:0}.tab-btn:hover{color:var(--color-ink);background-color:var(--color-canvas)}.tab-btn.active{background-color:var(--color-canvas);color:var(--color-primary);box-shadow:0 1px 2px #0000004d,0 0 8px #50e3c21a}.tab-panel{display:none;width:100%;max-width:100%;padding:var(--space-sm) var(--space-md)}@media(min-width:768px){.tab-panel{padding:var(--space-md) var(--space-lg)}}.tab-panel.active{display:block;position:relative;z-index:10;animation:fadeIn .25s ease forwards}.tab-panel+.tab-panel{border-top:1px solid var(--color-hairline)}.form-group{margin-bottom:var(--space-md);display:flex;flex-direction:column}.form-label{font-family:var(--font-sans);font-size:.8125rem;font-weight:500;color:var(--color-body);margin-bottom:var(--space-xxs);display:block}.form-label .tooltip-trigger{vertical-align:middle;margin-left:var(--space-xxs)}.form-input,.form-select{background-color:var(--color-canvas-soft-2);color:var(--color-ink);border:1px solid var(--color-hairline);border-radius:var(--radius-sm);padding:0 var(--space-sm);font-family:var(--font-sans);font-size:.875rem;height:40px;width:100%;transition:border-color .2s ease,box-shadow .2s ease;outline:none}.form-input:focus,.form-select:focus{border-color:var(--color-primary);box-shadow:0 0 0 2px #50e3c226}.form-input-sm,.form-select-sm{height:32px;padding:0 var(--space-xs);font-size:.8125rem}input.no-spinner[type=number]{-moz-appearance:textfield}input.no-spinner[type=number]::-webkit-inner-spin-button,input.no-spinner[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.form-select option{background-color:var(--color-canvas);color:var(--color-ink)}.tooltip-trigger{cursor:help;display:inline-flex;align-items:center;justify-content:center;color:var(--color-mute);transition:color .2s ease;position:relative;font-size:.875rem}.tooltip-trigger:hover{color:var(--color-primary)}.tooltip-trigger:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);background:var(--color-canvas);color:var(--color-ink);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-sm);padding:var(--space-xs) var(--space-sm);font-size:.75rem;font-weight:400;line-height:1.5;white-space:normal;width:240px;text-align:left;box-shadow:0 4px 12px #0006;pointer-events:none;opacity:0;transition:opacity .2s ease;z-index:200;font-family:var(--font-sans);letter-spacing:0;text-transform:none}.tooltip-trigger:hover:after{opacity:1}.progress-bar-container{width:100%;height:8px;background-color:var(--color-canvas-soft-2);border-radius:var(--radius-full);overflow:hidden;position:relative}.progress-bar-fill{height:100%;width:0%;border-radius:var(--radius-full);transition:width .3s ease,background-color .3s ease}.progress-fill-safe{background:linear-gradient(90deg,#22c55e,#50e3c2)}.progress-fill-warning{background-color:var(--color-warning)}.progress-fill-danger{background-color:var(--color-error)}.hero-section{position:relative;border-radius:var(--radius-lg);overflow:hidden;margin-bottom:var(--space-2xl);min-height:320px;display:flex;flex-direction:column;justify-content:flex-end}.hero-bg-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}.hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,#0a131cf7,#0a131cbf 45%,#0a131c4d);z-index:1}.hero-content{position:relative;z-index:2;padding:var(--space-md)}@media(min-width:768px){.hero-content{padding:var(--space-xl)}}.hero-content h1{color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.5)}.hero-content h1 em{font-style:normal;color:var(--color-primary)}.hero-content p{color:#e8ecf0d9;text-shadow:0 1px 4px rgba(0,0,0,.4)}.mesh-gradient-bg{position:fixed;inset:0;background-image:radial-gradient(at 15% 15%,rgba(80,227,194,.06) 0px,transparent 60%),radial-gradient(at 85% 10%,rgba(121,40,202,.06) 0px,transparent 60%),radial-gradient(at 45% 80%,rgba(34,197,94,.04) 0px,transparent 65%),radial-gradient(at 80% 60%,rgba(0,124,240,.05) 0px,transparent 60%);filter:blur(60px);z-index:-1;pointer-events:none;animation:pulse-gradient 20s ease-in-out infinite alternate}@keyframes pulse-gradient{0%{opacity:.7;transform:translateY(0) scale(1)}to{opacity:1;transform:translateY(20px) scale(1.08)}}.badge{display:inline-flex;align-items:center;padding:2px 8px;font-size:.75rem;font-weight:500;border-radius:var(--radius-full);line-height:1.25}.badge-secondary{background-color:var(--color-canvas-soft-2);color:var(--color-body);border:1px solid var(--color-hairline)}.badge-success{background-color:var(--color-success-soft);color:#4ade80;border:1px solid rgba(34,197,94,.2)}.badge-danger{background-color:var(--color-error-soft);color:var(--color-error-deep);border:1px solid rgba(255,77,77,.2)}.badge-warning{background-color:var(--color-warning-soft);color:var(--color-warning-deep);border:1px solid rgba(245,166,35,.2)}.fade-in{animation:fadeIn .3s ease forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.fish-search-dropdown{box-shadow:0 0 0 1px #50e3c214,0 4px 12px #0006,0 12px 32px -4px #00000080}.fish-search-btn{transition:background-color .15s ease;color:var(--color-ink)}.fish-search-btn:hover{background-color:var(--color-canvas-soft-2)!important;color:var(--color-primary)!important}.dims-structure-grid,.stocking-grid,.plants-grid{display:grid;grid-template-columns:1fr;gap:var(--space-lg)}.responsive-two-column-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md)}@media(min-width:480px){.responsive-two-column-grid{grid-template-columns:1fr 1fr}}.dimensions-fields-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-md)}@media(min-width:480px){.dimensions-fields-grid{grid-template-columns:repeat(auto-fit,minmax(130px,1fr))}}.simulator-outputs-second-col{border-top:1px solid var(--color-hairline);padding-top:var(--space-md)}@media(min-width:480px){.simulator-outputs-second-col{border-top:none;padding-top:0;border-left:1px solid var(--color-hairline)}}.volume-outputs-grid{display:grid;grid-template-columns:1fr;gap:var(--space-sm)}.volume-col-divider{border-top:1px solid rgba(255,255,255,.15);padding-top:var(--space-sm);border-left:none}.thickness-outputs-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md)}.substrate-grid-row{display:grid;grid-template-columns:1fr;gap:var(--space-lg)}.weight-breakdown-grid{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:var(--space-md)}@media(max-width:479px){.weight-breakdown-grid{grid-template-columns:1fr;grid-template-rows:auto}}@media(min-width:480px){.thickness-outputs-grid{grid-template-columns:1fr 1fr}}@media(min-width:600px){.volume-outputs-grid{grid-template-columns:1fr 1fr 1fr}.volume-col-divider{border-top:none;border-left:1px solid rgba(255,255,255,.15);padding-top:0}.substrate-grid-row{grid-template-columns:1fr 1fr}}@media(min-width:960px){.dims-structure-grid,.stocking-grid,.plants-grid{grid-template-columns:1fr 1fr}}.plant-card{border-color:var(--color-plant-border)!important;background:linear-gradient(135deg,var(--color-canvas) 0%,rgba(34,197,94,.03) 100%)!important}.plant-card-header{border-bottom-color:var(--color-plant-border)!important}.plant-output-card{background:linear-gradient(135deg,var(--color-canvas-soft-2) 0%,rgba(34,197,94,.06) 100%)!important;border-color:var(--color-plant-border)!important}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--color-canvas-soft-2)}::-webkit-scrollbar-thumb{background:var(--color-hairline-strong);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}.hidden-inputs{display:none}.seo-content-band{background:var(--color-canvas);border-top:1px solid var(--color-hairline);border-bottom:1px solid var(--color-hairline);padding:var(--space-5xl) 0;margin-top:var(--space-xl);position:relative}.seo-content-band .container{display:grid;grid-template-columns:1fr;gap:var(--space-3xl)}.seo-content-band h2{font-size:1.75rem;font-weight:600;letter-spacing:-.04em;line-height:1.2;color:var(--color-ink);margin-bottom:var(--space-md)}@media(min-width:768px){.seo-content-band h2{font-size:2rem}}.seo-content-band h3{font-size:1.125rem;font-weight:600;letter-spacing:-.03em;line-height:1.3;color:var(--color-primary);margin-bottom:var(--space-xs)}.seo-content-band p{color:var(--color-body);font-size:.9375rem;line-height:1.7;margin-bottom:0;max-width:680px}.seo-feature-grid{display:grid;grid-template-columns:1fr;gap:var(--space-2xl)}@media(min-width:768px){.seo-feature-grid{grid-template-columns:1fr 1fr;gap:var(--space-3xl) var(--space-4xl)}}.seo-feature-item{padding-left:var(--space-md);border-left:2px solid var(--color-hairline);transition:border-color .3s ease}.seo-feature-item:hover{border-left-color:var(--color-primary)}.seo-cta-band{background:var(--color-canvas-soft-2);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:var(--space-xl);text-align:center}.seo-cta-band h2{margin-bottom:var(--space-xs)}.seo-cta-band p{max-width:560px;margin:0 auto}@media print{body{background-color:#fff!important;color:#000!important}.mesh-gradient-bg,.no-print,.seo-content-band,button,.tab-row,.btn,.form-group,input,select,.tooltip-trigger{display:none!important}.container{width:100%!important;max-width:100%!important;padding:0!important;margin:0!important}.card{border:none!important;box-shadow:none!important;padding:0!important;margin-bottom:24px!important;page-break-inside:avoid!important}table,tr,pre,blockquote{page-break-inside:avoid!important}.print-visible{display:block!important}.print-page-break{page-break-before:always}}.header-nav[data-astro-cid-3ef6ksr2]{position:sticky;top:0;background:#0a131cd9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--color-hairline);z-index:100;height:64px}.header-container[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;height:100%;gap:var(--space-md)}.logo-link[data-astro-cid-3ef6ksr2]{text-decoration:none;display:flex;align-items:center}.logo-text[data-astro-cid-3ef6ksr2]{font-family:var(--font-mono);font-weight:600;font-size:.875rem;letter-spacing:.12em;color:var(--color-primary);transition:opacity .2s ease}.logo-link[data-astro-cid-3ef6ksr2]:hover .logo-text[data-astro-cid-3ef6ksr2]{opacity:.85}.nav-links[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-sm)}.nav-item[data-astro-cid-3ef6ksr2]{color:var(--color-body);font-family:var(--font-sans);font-size:.875rem;font-weight:500;text-decoration:none;padding:var(--space-xxs) var(--space-sm);border-radius:var(--radius-pill);transition:all .2s ease}.nav-item[data-astro-cid-3ef6ksr2]:hover{color:var(--color-ink);background-color:var(--color-canvas-soft-2)}.nav-item[data-astro-cid-3ef6ksr2].active{color:var(--color-primary);background-color:var(--color-canvas-soft-2)}.header-right[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;min-width:140px;justify-content:flex-end}.toggle-wrapper[data-astro-cid-3ef6ksr2]{display:flex;background:var(--color-canvas-soft-2);padding:2px;border-radius:var(--radius-pill-sm)}@media(max-width:640px){.nav-links[data-astro-cid-3ef6ksr2]{gap:var(--space-xxs)}.nav-item[data-astro-cid-3ef6ksr2]{font-size:.75rem;padding:var(--space-xxs) var(--space-xs)}.logo-text[data-astro-cid-3ef6ksr2]{font-size:.75rem;letter-spacing:.05em}.header-right[data-astro-cid-3ef6ksr2]{min-width:auto}}@media(max-width:480px){.logo-text[data-astro-cid-3ef6ksr2]{display:none}.logo-link[data-astro-cid-3ef6ksr2]:before{content:"🐠";font-size:1.25rem}}.site-footer[data-astro-cid-sz7xmlte]{background-color:var(--color-canvas);border-top:1px solid var(--color-hairline);padding:var(--space-4xl) 0 var(--space-xl);color:var(--color-body);font-size:.875rem;position:relative;z-index:10}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-xl);margin-bottom:var(--space-3xl)}.brand-col[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:var(--space-sm)}.footer-logo[data-astro-cid-sz7xmlte]{text-decoration:none}.logo-text[data-astro-cid-sz7xmlte]{font-family:var(--font-mono);font-weight:600;font-size:.875rem;letter-spacing:.12em;color:var(--color-primary)}.brand-desc[data-astro-cid-sz7xmlte]{color:var(--color-body);font-size:.875rem;line-height:1.6;margin:0;max-width:320px}.footer-title[data-astro-cid-sz7xmlte]{font-family:var(--font-mono);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--color-ink);margin-bottom:var(--space-md)}.footer-links[data-astro-cid-sz7xmlte]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-xs)}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-body);text-decoration:none;transition:color .15s ease}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-primary)}.footer-bottom[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--color-hairline);padding-top:var(--space-lg);font-size:.75rem;color:var(--color-mute)}.copyright[data-astro-cid-sz7xmlte]{margin:0}.back-link[data-astro-cid-sz7xmlte]{color:var(--color-mute);text-decoration:none;transition:color .15s ease}.back-link[data-astro-cid-sz7xmlte]:hover{color:var(--color-primary)}@media(max-width:960px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr 1fr;gap:var(--space-lg)}.brand-col[data-astro-cid-sz7xmlte]{grid-column:span 2}}@media(max-width:480px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr}.brand-col[data-astro-cid-sz7xmlte]{grid-column:span 1}.footer-bottom[data-astro-cid-sz7xmlte]{flex-direction:column;gap:var(--space-sm);text-align:center}}