:root{
--bg:#f6f8fb;--surface:#fff;--surface2:#eef3f7;--ink:#12202c;--muted:#647481;--line:#dce5eb;
--accent:#087f8c;--accent2:#14b8a6;--soft:#e0f7f4;--tool:#071a23;--tool2:#0c2631;--toolink:#efffff;
--shadow:0 20px 60px rgba(18,48,61,.10);--radius:22px;--font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif
}
html[data-theme="dark"]{--bg:#071018;--surface:#0c1822;--surface2:#10222d;--ink:#e8f1f5;--muted:#9aadb7;--line:#203640;--soft:#103530;--shadow:0 24px 70px rgba(0,0,0,.28)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 var(--font);transition:background .2s,color .2s}
button,input,select{font:inherit}a{color:inherit;text-decoration:none}img,svg{max-width:100%}.container{width:min(1160px,calc(100% - 36px));margin-inline:auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:12px;top:12px;z-index:100;background:var(--surface);padding:10px;border-radius:8px}
.site-header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{height:72px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;font-weight:850;letter-spacing:-.03em;white-space:nowrap}.brand b{color:var(--accent)}.brand-mark{width:35px;height:35px;border-radius:10px;background:linear-gradient(145deg,var(--accent2),var(--accent));display:grid;place-items:center;color:#04201e;font-size:23px;box-shadow:0 8px 24px rgba(8,127,140,.22)}
.nav-links{display:flex;align-items:center;gap:24px;margin-left:auto}.nav-links a{font-size:.92rem;color:var(--muted);font-weight:700}.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.icon-button{width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);display:grid;place-items:center;cursor:pointer}.mobile-menu{display:none}
.hero{padding:78px 0 40px}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:850;font-size:.76rem;letter-spacing:.13em;text-transform:uppercase}.eyebrow:before{content:"";width:22px;height:2px;background:currentColor}
.hero h1{font-size:clamp(2.9rem,7vw,6.4rem);line-height:.94;letter-spacing:-.065em;max-width:980px;margin:20px 0 24px}.hero h1 span{color:var(--accent)}.hero-copy{max-width:720px;color:var(--muted);font-size:1.15rem;margin:0}.trust-row{display:flex;gap:24px;flex-wrap:wrap;margin-top:22px;color:var(--muted);font-size:.9rem}.trust-row span:first-child{color:var(--accent);font-weight:800}
.calculator-shell{background:linear-gradient(145deg,var(--tool),var(--tool2));color:var(--toolink);border-radius:30px;overflow:hidden;box-shadow:0 35px 90px rgba(1,15,22,.28);border:1px solid rgba(255,255,255,.08);margin-bottom:100px}.calculator-head{padding:24px 30px;border-bottom:1px solid rgba(255,255,255,.09);display:flex;justify-content:space-between;align-items:center}.calculator-head h2{margin:4px 0 0;font-size:1.25rem}.status{font-size:.78rem;color:#86efac;display:flex;gap:8px;align-items:center}.status i{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 5px rgba(34,197,94,.12)}
.calculator-grid{display:grid;grid-template-columns:1.02fr .98fr}.input-panel{padding:30px;border-right:1px solid rgba(255,255,255,.09)}.result-panel{padding:30px;background:rgba(0,0,0,.12)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field.full{grid-column:1/-1}.field label{display:flex;justify-content:space-between;gap:12px;color:#9bb8bf;font-size:.82rem;font-weight:750;margin-bottom:7px}.field output{color:#5eead4}.field select{width:100%;border:1px solid rgba(255,255,255,.13);background:#0a1d26;color:#fff;border-radius:12px;padding:13px 14px;outline:0}.field select:focus{border-color:#2dd4bf}.field input[type=range]{width:100%;accent-color:#2dd4bf}.primary-button{display:inline-flex;justify-content:center;align-items:center;gap:10px;border:0;border-radius:13px;background:linear-gradient(120deg,#2dd4bf,#22c55e);color:#04201e;padding:14px 19px;font-weight:900;cursor:pointer}.input-panel .primary-button{width:100%;margin-top:22px}.form-note{color:#6f8b94;font-size:.72rem;margin:12px 0 0}
.score-row{display:flex;align-items:center;gap:22px;margin:10px 0 24px}.score-ring{width:126px;height:126px;flex:0 0 126px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#2dd4bf calc(var(--score)*1%),rgba(255,255,255,.09) 0);position:relative}.score-ring:after{content:"";position:absolute;inset:10px;background:var(--tool2);border-radius:50%}.score-ring>div{position:relative;z-index:1;text-align:center}.score-ring strong{display:block;font-size:2.2rem;line-height:1}.score-ring small{color:#9bb8bf}.score-row h2{font-size:1.25rem;margin:0 0 5px}.score-row p{color:#9bb8bf;font-size:.9rem;margin:0}
.balance-card{background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.09);border-radius:18px;padding:18px}.card-heading{display:flex;justify-content:space-between;color:#9bb8bf;font-size:.78rem}.card-heading b{color:#a7f3d0}.balance-visual{height:180px;display:grid;grid-template-columns:1fr 50px 1fr;gap:12px;align-items:end}.tower-wrap{height:100%;display:flex;flex-direction:column;justify-content:flex-end;gap:7px}.tower-wrap.right{text-align:right}.tower-wrap strong{font-size:.8rem}.tower-wrap small{color:#9bb8bf;font-size:.68rem}.tower{height:var(--height);min-height:26px;border-radius:12px 12px 5px 5px;background:linear-gradient(180deg,#38bdf8,#087f8c);position:relative;transition:height .5s}.gpu-tower{background:linear-gradient(180deg,#a3e635,#14b8a6)}.tower span{position:absolute;top:8px;left:50%;transform:translateX(-50%);font-weight:900;color:#fff;text-shadow:0 2px 7px rgba(0,0,0,.4)}.bridge{align-self:center;text-align:center;color:#d1fae5;font-size:1.2rem}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:15px}.facts div{padding:10px;background:rgba(255,255,255,.045);border-radius:11px}.facts small{display:block;color:#9bb8bf;font-size:.63rem;text-transform:uppercase}.facts b{font-size:.82rem}.meters{margin-top:20px}.meter{margin:13px 0}.meter>div{display:flex;justify-content:space-between;color:#9bb8bf;font-size:.78rem}.meter b{color:#fff}.meter-track{display:block;height:8px;background:rgba(255,255,255,.08);border-radius:20px;margin-top:7px;overflow:hidden}.meter-track i{display:block;height:100%;background:linear-gradient(90deg,#2dd4bf,#22c55e);border-radius:inherit;transition:width .5s}.advice{margin-top:20px;padding:15px;background:rgba(45,212,191,.08);border:1px solid rgba(45,212,191,.18);border-radius:14px;color:#c7faf2;font-size:.86rem}
.content-section{padding:20px 0 100px}.section-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:35px}.section-heading h2,.method-grid h2{font-size:clamp(2rem,4vw,3.5rem);line-height:1.03;letter-spacing:-.05em;margin:12px 0 0}.section-heading p{max-width:470px;color:var(--muted);margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 8px 28px rgba(10,38,50,.04)}.card-icon{width:46px;height:46px;border-radius:13px;background:var(--soft);color:var(--accent);display:grid;place-items:center;font-weight:850;font-size:.8rem;margin-bottom:26px}.card h3{margin:0 0 7px}.card p{color:var(--muted);font-size:.91rem;margin:0}
.method-section{padding:95px 0;background:var(--surface);border-block:1px solid var(--line)}.method-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.method-grid>div:first-child p{color:var(--muted);font-size:1.02rem}.steps{display:grid}.step{display:grid;grid-template-columns:55px 1fr;gap:16px;padding:21px 0;border-bottom:1px solid var(--line)}.step>span{color:var(--accent);font-weight:850;font-size:.78rem;letter-spacing:.1em}.step h3{margin:0 0 5px}.step p{margin:0;color:var(--muted);font-size:.9rem}
.faq-section{padding:100px 0}.faq-section details{background:var(--surface);border:1px solid var(--line);border-radius:16px;margin:10px 0;padding:0 20px}.faq-section summary{cursor:pointer;font-weight:750;padding:18px 34px 18px 0;list-style:none;position:relative}.faq-section summary:after{content:"+";position:absolute;right:2px;color:var(--accent);font-size:1.4rem}.faq-section details[open] summary:after{content:"−"}.faq-section details p{color:var(--muted);padding:0 30px 18px 0;margin:0}
.page-main{padding:95px 0 110px}.narrow{max-width:900px}.page-main h1{font-size:clamp(2.6rem,6vw,5.2rem);line-height:.98;letter-spacing:-.06em;margin:18px 0 24px}.lead{font-size:1.12rem;color:var(--muted);max-width:760px}.prose{margin-top:45px}.prose h2{font-size:1.8rem;margin:42px 0 10px}.prose h3{font-size:1.25rem;margin:30px 0 8px}.prose p,.prose li{color:var(--muted)}.prose li{margin:7px 0}.contact-card{margin-top:40px;padding:30px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.contact-card h2{word-break:break-word}.inline-button{margin-top:12px}.blog-lead{max-width:700px}.blog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:50px 0}.blog-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:25px}.blog-card>span{color:var(--accent);font-size:.72rem;font-weight:850;text-transform:uppercase;letter-spacing:.1em}.blog-card h2{margin:10px 0 7px}.blog-card p{color:var(--muted)}.blog-card a{color:var(--accent);font-weight:800}.blog-prose{max-width:800px}
.site-footer{background:#061016;color:#dbe8ec;padding:58px 0 28px}.footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:40px}.footer-brand{margin-bottom:12px}.site-footer p{color:#839aa3;max-width:360px}.site-footer h3{font-size:.9rem;margin:0 0 12px}.site-footer a:not(.brand){display:block;color:#8da3ab;font-size:.9rem;margin:7px 0}.site-footer a:hover{color:#fff}.copyright{border-top:1px solid #18303a;margin-top:40px;padding-top:22px;color:#6e8790;font-size:.8rem}
@media(max-width:900px){.nav-links{display:none;position:absolute;top:72px;left:18px;right:18px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow)}.nav-links.open{display:grid}.mobile-menu{display:grid}.calculator-grid,.method-grid{grid-template-columns:1fr}.input-panel{border-right:0;border-bottom:1px solid rgba(255,255,255,.09)}.cards{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.container{width:calc(100% - 24px)}.nav{height:64px}.nav-links{top:64px}.hero{padding-top:52px}.hero h1{font-size:clamp(2.8rem,14vw,4.5rem)}.calculator-shell{border-radius:20px}.calculator-head,.input-panel,.result-panel{padding:22px}.form-grid,.cards,.blog-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.score-row{align-items:flex-start}.score-ring{width:105px;height:105px;flex-basis:105px}.balance-visual{height:155px}.facts{grid-template-columns:1fr 1fr}.facts div:last-child{grid-column:1/-1}.section-heading{display:block}.section-heading p{margin-top:16px}.footer-grid{grid-template-columns:1fr}.page-main{padding:65px 0 80px}.method-section,.faq-section{padding:70px 0}}