/* LOCATION: SITE ROOT/assets/css/site.min.css   (NEW file — minified version of site.css, ~19% smaller; this is what the site now actually loads) */
:root{--section-top:30px;--slate-deep:#2C4055;--slate-mid:#4E6B85;--teal:#2F8F86;--teal-dark:#1B5F58;--teal-light:#E4F2F0;--amber:#D99A44;--amber-dark:#B97A28;--bg:#FAF9F6;--surface:#FFFFFF;--surface-alt:#F3F1EB;--text:#26303B;--text-muted:#667385;--border:#E4E1D7;--radius:14px;--radius-sm:10px;--shadow-card:0 1px 3px rgba(44,64,85,0.06),0 1px 2px rgba(44,64,85,0.04);--shadow-hover:0 10px 28px rgba(44,64,85,0.12),0 2px 8px rgba(44,64,85,0.06)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}a{color:var(--teal-dark)}.container{max-width:1080px;margin:0 auto;padding:0 20px}header.site-header{background:linear-gradient(120deg,var(--slate-deep) 0,#24384a 100%);color:#fff;padding:15px 0;position:sticky;top:0;z-index:40;box-shadow:0 2px 12px rgba(0,0,0,.1)}header.site-header .bar{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}header.site-header .brand{font-weight:700;font-size:18px;text-decoration:none;color:#fff;display:flex;align-items:center;white-space:nowrap}.main-nav{display:flex;align-items:center;gap:4px;flex:1}.main-nav a{color:rgba(255,255,255,.82);text-decoration:none;padding:8px 14px;border-radius:999px;font-size:14px;font-weight:500;transition:background .15s,color .15s}.main-nav a:hover{background:rgba(255,255,255,.1);color:#fff}.nav-account{display:flex;align-items:center;gap:8px}.nav-account-link{color:rgba(255,255,255,.9);text-decoration:none;font-size:14px;font-weight:600;padding:8px 14px;border-radius:999px;white-space:nowrap;transition:background .15s}.nav-account-link:hover{background:rgba(255,255,255,.1)}.nav-account-cta{background:var(--amber);color:#2a1e0d}.nav-account-cta:hover{background:var(--amber-dark);color:#fff}.profile-dropdown{position:relative}.profile-dropdown-toggle{background:0 0;border:none;cursor:pointer;font-family:inherit}.dropdown-caret{font-size:10px;opacity:.8;transition:transform .15s;display:inline-block}.profile-dropdown.open .dropdown-caret{transform:rotate(180deg)}.profile-dropdown-menu{display:none;position:absolute;right:0;top:calc(100% + 8px);min-width:210px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-hover);padding:6px;z-index:60}.profile-dropdown.open .profile-dropdown-menu{display:block}.profile-dropdown-menu a{display:block;padding:10px 12px;border-radius:8px;text-decoration:none;color:var(--text);font-size:14px;font-weight:500}.profile-dropdown-menu a:hover{background:var(--surface-alt)}.profile-dropdown-divider{height:1px;background:var(--border);margin:6px 4px}.hero{background:linear-gradient(150deg,var(--slate-deep) 0,#2e4e5e 55%,var(--teal-dark) 100%);padding:56px 0 46px;color:#fff}.hero h1{font-size:34px;margin:0 0 12px;color:#fff;font-weight:800;letter-spacing:-.01em}.hero p{color:rgba(255,255,255,.86);max-width:640px;margin:0;font-size:17px}.hero .hero-stats{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap}.hero .hero-stat-num{font-size:24px;font-weight:800;color:#fff}.hero .hero-stat-label{font-size:12.5px;color:rgba(255,255,255,.72);text-transform:uppercase;letter-spacing:.06em}.breadcrumb-wrap{padding:18px 20px 0}.breadcrumb-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 18px;margin:0 0 22px;font-size:13px;color:var(--text-muted);display:flex;flex-wrap:wrap;align-items:center;gap:6px}.breadcrumb-card a{color:var(--teal-dark);text-decoration:none;font-weight:600}.breadcrumb-card a:hover{text-decoration:underline}.breadcrumb-card .crumb-current{color:var(--text);font-weight:600}.breadcrumb-card .sep{color:var(--border);font-weight:400}.section-title{font-size:22px;font-weight:700;margin:36px 0 16px;color:var(--slate-deep)}.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px;margin-top:var(--section-top);margin-bottom:30px}.cat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--text);display:block}.cat-card .cat-header{padding:16px 18px;display:flex;align-items:center;gap:10px}.cat-card .cat-header .icon{font-size:22px}.cat-card .cat-header .title{font-weight:700;font-size:15px;color:#fff;flex:1}.cat-card .cat-header .count{color:rgba(255,255,255,.85);font-size:12px}.cat-card .cat-body{padding:14px 18px;color:var(--text-muted);font-size:13px}.calc-page{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;margin:var(--section-top) 0 50px}.card-top{margin-top:var(--section-top)}@media (max-width:760px){.calc-page{grid-template-columns:1fr}}.card h2{font-size:17px;margin:0 0 16px}.form-group{margin-bottom:16px}label{display:block;font-size:13px;font-weight:600;color:var(--text-muted);margin-bottom:6px}input[type=date],input[type=email],input[type=number],input[type=password],input[type=text],select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;background:var(--surface);color:var(--text)}textarea{resize:vertical;min-height:44px}input[type=date]:focus,input[type=email]:focus,input[type=number]:focus,input[type=password]:focus,input[type=text]:focus,select:focus,textarea:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,143,134,.15)}input[type=checkbox]{accent-color:var(--teal-dark);width:16px;height:16px}.btn{display:inline-block;background:var(--teal-dark);color:#fff;border:none;border-radius:8px;padding:12px 22px;font-size:15px;font-weight:700;cursor:pointer;text-decoration:none}.btn:hover{background:var(--teal)}.result-card{background:rgba(47,143,134,.08);border:1px solid rgba(47,143,134,.25);border-radius:var(--radius);padding:22px}.result-item{padding:12px 0;border-bottom:1px solid rgba(47,143,134,.18)}.result-item:last-child{border-bottom:none}.result-item .label{font-size:13px;color:var(--text-muted)}.result-item .value{font-size:22px;font-weight:700;color:var(--teal-dark)}.result-item.emphasis .value{font-size:28px}.disclaimer{font-size:12px;color:var(--text-muted);background:var(--surface-alt);border-radius:10px;padding:14px 16px;margin-top:18px}.rating-summary{display:flex;align-items:center;gap:10px;margin:4px 0 18px}.rating-summary .stars-display{color:#f0973f;font-size:20px;letter-spacing:2px;line-height:1}.rating-summary .rating-text{font-size:13px;color:var(--text-muted)}.rating-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-top:16px}.rating-card h2{font-size:16px;margin:0 0 4px}.rating-card .sub{font-size:13px;color:var(--text-muted);margin-bottom:14px}.star-picker{display:flex;gap:6px;font-size:34px;line-height:1;margin-bottom:6px}.star-picker .star{color:var(--border);cursor:pointer;transition:color .12s;user-select:none}.star-picker .star.filled{color:#f0973f}.star-picker .star:hover{color:#f0973f}.rating-optional-toggle{font-size:13px;color:var(--teal-dark);cursor:pointer;font-weight:600;display:inline-block;margin:8px 0}.rating-optional-fields{display:none;margin-top:10px}.rating-optional-fields.show{display:block}.rating-optional-fields .form-group{margin-bottom:12px}.captcha-row{display:flex;align-items:center;gap:10px;margin:8px 0 10px}.captcha-image{border:1px solid var(--border);border-radius:8px;display:block;background:#fff}.captcha-reload{flex:none;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:8px;font-size:18px;text-decoration:none;color:var(--teal-dark);background:var(--surface);transition:background .15s,border-color .15s}.captcha-reload:hover{background:var(--teal-light);border-color:var(--teal)}.rating-msg{font-size:13px;padding:10px 14px;border-radius:8px;margin-top:12px}.rating-msg.success{background:rgba(47,143,134,.12);color:var(--teal-dark)}.rating-msg.error{background:#fbeaea;color:#c24a4a}.rating-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 26px;margin-top:14px}.rating-bar .rating-summary{margin:0}.rate-now{display:flex;align-items:center;gap:8px;flex-wrap:wrap;min-height:34px}.rate-label{font-size:13px;color:var(--text-muted);font-weight:600}.rate-now .star-picker{display:inline-flex;gap:2px;font-size:28px;margin:0}.rate-now .star-picker .star{padding:0 1px}.rate-now .star-picker .star:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:4px}.rate-now .stars-display{color:#f0973f;font-size:20px;letter-spacing:2px;line-height:1}.rate-status{font-size:13px;color:var(--teal-dark);font-weight:600}.rate-extra{flex-basis:100%}.details-form{max-width:520px;margin-top:10px;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:12px}.details-form .form-group{margin-bottom:12px}@media (max-width:560px){.rate-now .star-picker{font-size:32px;gap:4px}}.reviews-list{margin-top:26px}.review-item{padding:14px 0;border-bottom:1px solid var(--border)}.review-item:last-child{border-bottom:none}.review-stars{color:#f0973f;font-size:14px;letter-spacing:1px}.review-meta{font-size:12px;color:var(--text-muted);margin-top:3px}.review-comment{font-size:14px;margin-top:6px;color:var(--text)}.calc-details{display:grid;gap:20px;margin:30px 0 34px}.details-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px 28px;box-shadow:0 1px 2px rgba(58,81,105,.04)}.details-card p{margin:0 0 12px;line-height:1.75}.details-card p:last-child{margin-bottom:0}.details-title{display:flex;align-items:center;gap:12px;font-size:21px;line-height:1.3;margin:0 0 16px;color:var(--slate-deep)}.details-icon{flex:none;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:rgba(47,143,134,.12);font-size:18px}.details-about{border-left:5px solid var(--teal)}.details-lead{font-size:17.5px;color:var(--slate-deep)}.details-card h3{font-size:13px;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted);margin:0 0 10px}.formula-list{display:grid;gap:12px}.formula-item{background:var(--surface-alt);border-left:4px solid var(--slate-mid);border-radius:12px;padding:14px 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var(--border);border-radius:14px;padding:18px 20px;background:linear-gradient(180deg,#fff 0,var(--surface-alt) 100%);display:flex;flex-direction:column}.example-title{font-size:16px!important;text-transform:none!important;letter-spacing:0!important;color:var(--slate-deep)!important;margin:0 0 12px!important}.example-table{width:100%;border-collapse:collapse;font-size:14px;margin-bottom:12px}.example-table caption{text-align:left;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding-bottom:6px}.example-table td{padding:7px 0;border-bottom:1px dashed var(--border);vertical-align:top}.example-table td:last-child{text-align:right;font-weight:600;padding-left:14px}.example-results tr.emph td{color:var(--teal-dark);font-size:15px;font-weight:700}.example-note{font-size:14px;color:var(--text-muted);margin-top:auto!important;padding-top:4px}.example-try{align-self:flex-start;margin-top:12px;font-size:14px;font-weight:600;text-decoration:none;color:var(--teal-dark);border:1px solid rgba(47,143,134,.4);border-radius:999px;padding:6px 14px}.example-try:hover{background:rgba(47,143,134,.1)}.io-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.io-list{margin:0;padding-left:20px}.io-list li{margin-bottom:8px}.io-help{display:block;font-size:13px;color:var(--text-muted)}.details-bullets{margin:0;padding-left:22px}.details-bullets li{margin-bottom:8px;line-height:1.65}.faq-item{border:1px solid var(--border);border-radius:12px;margin-bottom:10px;background:var(--surface);overflow:hidden}.faq-item summary{cursor:pointer;list-style:none;padding:15px 52px 15px 18px;font-weight:600;position:relative;color:var(--slate-deep)}.faq-item 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rgba(47,143,134,.15)}.related-icon{font-size:22px}.related-name{font-size:14px;line-height:1.35}.related-sub{margin-top:14px!important}.pair-chips{display:flex;flex-wrap:wrap;gap:8px}.pair-chip{text-decoration:none;font-size:14px;color:var(--teal-dark);background:rgba(47,143,134,.08);border:1px solid rgba(47,143,134,.25);border-radius:999px;padding:6px 14px}.pair-chip:hover{background:rgba(47,143,134,.18)}.btn-link{font-weight:600;text-decoration:none}.conv-fact{background:linear-gradient(135deg,rgba(47,143,134,.1),rgba(58,81,105,.06));border-radius:14px;padding:18px 22px;margin-bottom:16px}.conv-fact-eq{display:block;font-size:30px;font-weight:700;color:var(--slate-deep)}.conv-fact-sub{color:var(--text-muted)}.table-scroll{overflow-x:auto}.conv-table{width:100%;border-collapse:collapse;font-size:15px}.conv-table th{text-align:left;background:var(--surface-alt);padding:10px 14px;font-size:13px}.conv-table td{padding:10px 14px;border-bottom:1px solid var(--border)}.conv-table tbody 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var(--border);border-radius:var(--radius);padding:24px 26px;box-shadow:var(--shadow-card);margin-bottom:24px}.empty-state{text-align:center;padding:46px 24px}.empty-state p{color:var(--text-muted);margin-bottom:18px}.history-list{display:grid;gap:10px;margin-bottom:30px}.history-item{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 18px;text-decoration:none;color:var(--text);transition:border-color .15s,box-shadow .15s,transform 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var(--radius);padding:10px;background:var(--surface-alt)}.history-item-row{padding-right:10px}.history-item-link{display:flex;align-items:center;gap:14px;flex:1;min-width:0;text-decoration:none;color:inherit}.history-delete{flex:none;width:30px;height:30px;border:none;background:0 0;color:var(--text-muted);font-size:14px;border-radius:50%;cursor:pointer;transition:background .15s,color .15s}.history-delete:hover{background:#fbeaea;color:#b23a3a}.danger-zone{border-color:#e9c4c4}.danger-zone h2{color:#a33;font-size:16px;margin:0 0 8px}.danger-zone p{color:var(--text-muted);font-size:13.5px;margin-bottom:16px}.site-footer{background:var(--slate-deep);color:rgba(255,255,255,.85);margin-top:60px;padding:46px 0 0}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}.footer-logo{font-weight:800;font-size:17px;color:#fff;margin-bottom:10px}.footer-tagline{font-size:13.5px;color:rgba(255,255,255,.65);max-width:280px;line-height:1.6;margin:0}.footer-col h3{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.5);margin:0 0 12px}.footer-col a{display:block;color:rgba(255,255,255,.8);text-decoration:none;font-size:14px;margin-bottom:9px}.footer-col a:hover{color:#fff;text-decoration:underline}.site-footer .fine{font-size:12px;color:rgba(255,255,255,.5);padding:18px 0 0;line-height:1.6}.site-footer .fine:last-child{padding-top:6px;padding-bottom:26px}.cat-card{transition:box-shadow .18s,transform .12s;box-shadow:var(--shadow-card)}.cat-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.calc-card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-top:var(--section-top);margin-bottom:30px}.calc-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--text);display:block;box-shadow:var(--shadow-card);transition:box-shadow .18s,transform .12s,border-color .15s}.calc-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:var(--teal)}.calc-card-header{padding:18px 18px 14px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border);background:var(--surface-alt)}.calc-card-icon{font-size:26px;flex:none;width:42px;height:42px;display:flex;align-items:center;justify-content:center;background:var(--teal-light);border-radius:10px}.calc-card-title{font-weight:700;font-size:14.5px;color:var(--slate-deep);line-height:1.3}.calc-card-body{padding:14px 18px 18px;font-size:13px;color:var(--text-muted);line-height:1.55}.calc-card-rating{display:flex;align-items:center;gap:6px;padding:0 18px 16px;font-size:12.5px;color:var(--amber-dark)}.calc-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:30px;align-items:start}.calc-sidebar{position:sticky;top:84px;margin-top:var(--section-top)}.sidebar-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-card)}.sidebar-card h2{font-size:14px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin:0 0 14px}.sidebar-list{display:grid;gap:4px}.sidebar-item{display:flex;align-items:center;gap:10px;padding:10px 8px;border-radius:8px;text-decoration:none;color:var(--text);font-size:13.5px;transition:background .12s}.sidebar-item:hover{background:var(--surface-alt)}.sidebar-item-icon{font-size:18px;flex:none}.sidebar-item-title{line-height:1.35}.sidebar-cta{display:block;text-align:center;margin-top:14px;padding-top:14px;border-top:1px solid var(--border);font-size:13px;font-weight:600;color:var(--teal-dark);text-decoration:none}@media (max-width:900px){.calc-layout{grid-template-columns:1fr}.calc-sidebar{position:static;order:3}.footer-grid{grid-template-columns:1fr 1fr}.main-nav{display:none}}@media (max-width:560px){.hero h1{font-size:26px}.footer-grid{grid-template-columns:1fr}}