:root{--bg:#07111f;--panel:#0d1b2e;--card:#12243a;--border:#253b56;--text:#f5f8fc;--muted:#9baec5;--blue:#159bff;--cyan:#45c5ff;--green:#34d399;--amber:#fbbf24;--red:#fb7185}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial,sans-serif;line-height:1.55}html[data-theme=light]{--bg:#f2f6fc;--panel:#fff;--card:#f8fbff;--border:#d6e2f1;--text:#11243b;--muted:#526a86;--blue:#086fce;--cyan:#077fbd;--green:#087b55;--amber:#956000;--red:#c02d51}a{color:inherit;text-decoration:none}a:hover{color:var(--cyan)}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}.shell{max-width:1200px;margin:auto;padding:0 24px}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 91%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:70px}.brand{font-size:20px;font-weight:850;letter-spacing:-.7px;white-space:nowrap}.brand-icon{font-size:27px;color:var(--blue);vertical-align:middle}.accent,.eyebrow{color:var(--cyan)}.desktop-nav,.header-actions{display:flex;align-items:center;gap:22px}.desktop-nav a{font-size:13px;color:var(--muted);font-weight:600}.desktop-nav a:hover,.icon-button{color:var(--text)}.icon-button{border:1px solid var(--border);background:var(--panel);border-radius:10px;padding:8px 12px}.mobile-nav{display:none}.mobile-menu{position:absolute;top:70px;right:15px;left:15px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:15px;box-shadow:0 18px 50px #0006}.mobile-menu a{display:block;padding:12px;border-bottom:1px solid var(--border)}.page{padding-top:48px;padding-bottom:80px}.page-title{font-size:clamp(32px,4.5vw,54px);line-height:1.12;letter-spacing:-1.5px;margin:0 0 14px}.lead{font-size:17px;color:var(--muted);max-width:800px}.eyebrow{font-size:12px;font-weight:850;letter-spacing:2px;text-transform:uppercase}.section{margin:48px 0}.section-title{font-size:26px;letter-spacing:-.6px;margin:0 0 18px}.muted{color:var(--muted)}.tiny{font-size:12px}.small{font-size:14px}.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:23px}.card h3{margin:0 0 9px}.grid{display:grid;grid-gap:18px;gap:18px}.cols2{grid-template-columns:repeat(2,minmax(0,1fr))}.cols3{grid-template-columns:repeat(3,minmax(0,1fr))}.cols4{grid-template-columns:repeat(4,minmax(0,1fr))}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border);border-radius:10px;padding:12px 18px;font-weight:750;background:var(--card);text-align:center}.btn,.btn:hover{color:var(--text)}.btn:hover{transform:translateY(-1px);border-color:var(--blue)}.btn-primary{background:linear-gradient(120deg,#0479d8,#159bff);border-color:#159bff;color:white}.btn-primary:hover{color:white}.btn-row{display:flex;flex-wrap:wrap;gap:10px}.pill{display:inline-block;padding:4px 9px;border:1px solid var(--border);border-radius:999px;font-size:11px;font-weight:750;background:var(--card);color:var(--muted)}.pill.green{color:var(--green);border-color:color-mix(in srgb,var(--green) 45%,var(--border))}.pill.amber{color:var(--amber)}.stat{background:var(--card);border:1px solid var(--border);padding:17px;border-radius:12px}.stat .value{font-size:25px;font-weight:850;letter-spacing:-.6px}.stat .caption{color:var(--muted);font-size:12px}.stat.good .value{color:var(--green)}.stat.warn .value{color:var(--amber)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:14px;gap:14px}.field{display:flex;flex-direction:column;gap:5px}.field label{font-size:12px;color:var(--muted);font-weight:650}.field input,.field select,.select{width:100%;min-width:0;background:var(--card);border:1px solid var(--border);color:var(--text);border-radius:9px;padding:10px 11px;outline-offset:2px}.field input:focus,.field select:focus{outline:2px solid var(--blue)}.field small{color:var(--muted)}.calculator-grid{display:grid;grid-template-columns:1fr 1fr 1.1fr;grid-gap:16px;gap:16px;align-items:start}.calculator-grid .card{padding:20px}.results{position:-webkit-sticky;position:sticky;top:90px}.results-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:9px;gap:9px}.note{padding:13px 15px;background:color-mix(in srgb,var(--blue) 8%,var(--panel));border-left:3px solid var(--blue);border-radius:8px;color:var(--muted);font-size:13px}.warning{border-left-color:var(--amber)}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:14px}table{width:100%;border-collapse:collapse;min-width:760px;font-size:13px}td,th{padding:14px;text-align:left;border-bottom:1px solid var(--border);vertical-align:middle}th{background:var(--card);color:var(--muted);font-size:12px}tbody tr:hover{background:color-mix(in srgb,var(--blue) 5%,transparent)}.filters{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.filters input,.filters select{background:var(--panel);border:1px solid var(--border);border-radius:10px;color:var(--text);padding:10px;min-width:150px}.hero{min-height:500px;display:flex;align-items:center;background:linear-gradient(90deg,var(--bg) 0,color-mix(in srgb,var(--bg) 92%,transparent) 35%,transparent 95%),url(/hero-robot.png) 50%/cover no-repeat;border-bottom:1px solid var(--border)}.hero-inner{padding-top:75px;padding-bottom:75px;width:100%}.hero-copy{max-width:630px}.hero h1{font-size:clamp(38px,5vw,70px);line-height:1.07;letter-spacing:-2px;margin:13px 0 18px}.hero p{color:#bbd2e8;font-size:18px;max-width:550px}.feature-icon{font-size:28px;color:var(--blue)}.robot-art{height:160px;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 60%,#11416b,#091727 70%);border-radius:12px;margin-bottom:12px;font-size:72px}.robot-card h3{margin:8px 0 2px}.robot-card:hover{border-color:var(--blue)}.linechart{width:100%;height:auto;display:block}.footer{border-top:1px solid var(--border);padding:35px 0;color:var(--muted)}.foot-grid{display:flex;justify-content:space-between;gap:35px}.foot-grid p{max-width:480px}.foot-links{display:flex;gap:16px;flex-wrap:wrap}.fine{font-size:12px;border-top:1px solid var(--border);padding-top:15px;margin-top:25px}.split{display:flex;align-items:center;justify-content:space-between;gap:20px}.bullets{padding-left:20px;color:var(--muted)}.bullets li{margin:8px 0}.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px}.label-value{display:flex;justify-content:space-between;gap:20px;padding:12px 0;border-bottom:1px solid var(--border)}.chart-legend,.label-value span:first-child{color:var(--muted)}.chart-legend{display:flex;gap:20px;font-size:12px}.chart-legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px}.section-heading h2{margin:0}.faq{padding:17px 0;border-bottom:1px solid var(--border)}.faq summary{font-weight:700;cursor:pointer}.faq p{color:var(--muted)}.profile-top{display:grid;grid-template-columns:300px 1fr;grid-gap:25px;gap:25px}.profile-top .robot-art{height:340px;font-size:110px}@media(max-width:1050px){.desktop-nav{gap:11px}.desktop-nav a{font-size:11px}.calculator-grid{grid-template-columns:1fr 1fr}.results{grid-column:1/-1;position:static}}@media(max-width:760px){.desktop-nav{display:none}.mobile-nav{display:block}.shell{padding:0 16px}.page{padding-top:30px}.hero{min-height:560px;background-position:62%}.hero h1{font-size:43px}.hero-copy{max-width:500px}.hero p{font-size:16px}.calculator-grid,.cols2,.cols3,.cols4,.compare-grid,.profile-top{grid-template-columns:1fr}.results{grid-column:auto}.foot-grid{display:block}.foot-links{margin-top:22px}.form-grid{grid-template-columns:1fr 1fr}.card{padding:18px}.page-title{font-size:37px}}@media(max-width:420px){.form-grid{grid-template-columns:1fr}.results-grid{grid-template-columns:1fr 1fr}.stat .value{font-size:20px}.brand{font-size:17px}.hero h1{font-size:37px}}