.ronin-tools{--red:#e31842;--carbon:#090b0f;--line:rgba(9,11,15,.12);margin:0;color:var(--carbon);background:#f4f6f8}.ronin-tools__shell{width:min(1180px,calc(100% - 32px));margin:auto}.ronin-tools__hero{padding:clamp(3.5rem,8vw,7rem) 0;color:#fff;background:radial-gradient(circle at 88% 12%,rgba(227,24,66,.35),transparent 30%),linear-gradient(135deg,#090b0f,#20252c)}.ronin-tools__hero h1,.ronin-tools__heading h2{margin:0;font-weight:850;line-height:1;letter-spacing:-.035em}.ronin-tools__hero h1{max-width:900px;color:#fff;font-size:clamp(2.8rem,7vw,6rem)}.ronin-tools__hero p{max-width:760px;color:#c5cbd3;line-height:1.7}.ronin-tools__hero nav{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.5rem}.ronin-tools__hero nav a{padding:.6rem .9rem;border:1px solid rgba(255,255,255,.28);border-radius:999px;color:#fff;text-decoration:none}.ronin-tools__kicker{color:var(--red)!important;font-size:.72rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.ronin-tools__section{padding:clamp(3rem,6vw,6rem) 0}.ronin-tools__heading{max-width:780px;margin-bottom:2rem}.ronin-tools__heading h2{font-size:clamp(2.2rem,5vw,4.5rem)}.ronin-tools__heading>p:not(.ronin-tools__kicker){color:#5d6671;line-height:1.7}.ronin-tools__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.ronin-calculator{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;padding:clamp(1.2rem,3vw,2rem);border:1px solid var(--line);border-radius:22px;background:#fff}.ronin-calculator>b{position:absolute;top:1rem;right:1.2rem;color:rgba(9,11,15,.14);font-size:2rem}.ronin-calculator h3,.ronin-calculator>p,.ronin-calculator>button,.ronin-calculator>output{grid-column:1/-1}.ronin-calculator h3{max-width:calc(100% - 55px);margin:0;font-size:1.7rem}.ronin-calculator>p{margin:0;color:#69717c}.ronin-calculator label{display:grid;gap:.35rem;font-size:.78rem;font-weight:750}.ronin-calculator label span{color:#737c87;font-size:.68rem;text-transform:uppercase}.ronin-calculator input{width:100%;min-height:46px;padding:.65rem .8rem;border:1px solid #cfd5dc;border-radius:10px;background:#f9fafb}.ronin-calculator button{min-height:48px;border:0;border-radius:999px;color:#fff;background:var(--red);font-weight:800;cursor:pointer}.ronin-calculator output{display:none;gap:.2rem;padding:1rem;border-left:4px solid var(--red);background:#f1f3f5}.ronin-calculator output:not(:empty){display:grid}.ronin-calculator output span{color:#68717c}.ronin-calculator output.is-error{border-color:#b26b00;background:#fff7e8}.ronin-tools__section--dark{color:#fff;background:var(--carbon)}.ronin-tools__section--dark h2{color:#fff}.ronin-tools__section--dark .ronin-tools__heading>p{color:#bbc2cc}.ronin-tools__fill{display:grid;grid-template-columns:minmax(0,.8fr) minmax(430px,1.2fr);gap:clamp(2rem,6vw,6rem)}.ronin-pressure{display:grid;grid-template-columns:1fr auto 1fr;gap:.7rem;align-items:end;margin-top:2rem;padding:1rem;border:1px solid rgba(255,255,255,.15);border-radius:16px}.ronin-pressure h3{grid-column:1/-1;margin:0}.ronin-pressure label{display:grid;gap:.3rem}.ronin-pressure input{min-height:44px;padding:.6rem;border-radius:9px;border:1px solid #cfd5dc}.ronin-pressure>span{padding-bottom:.7rem;color:var(--red)}@media(max-width:800px){.ronin-tools__grid,.ronin-tools__fill{grid-template-columns:1fr}}@media(max-width:600px){.ronin-calculator{grid-template-columns:1fr}.ronin-calculator>*{grid-column:1!important}.ronin-pressure{grid-template-columns:1fr}.ronin-pressure>*{grid-column:1!important}.ronin-pressure>span{display:none}}