:root{--bg:#f6f8fc;--surface:#ffffffe0;--surface-strong:#fff;--text:#0f172a;--muted:#5b6475;--line:#0f172a14;--shadow:0 10px 30px #0f172a14;--shadow-soft:0 6px 20px #0f172a0d;--brand:#2563eb;--brand-2:#7c3aed;--brand-3:#10b981;--radius:18px;--radius-sm:12px;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--text);background:radial-gradient(circle at 0 0,#2563eb17,#0000 26%),radial-gradient(circle at 100% 0,#7c3aed14,#0000 26%),linear-gradient(#f8fbff 0%,#f6f8fc 100%);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}main{min-height:70vh}.container{max-width:var(--max);margin:0 auto;padding:0 20px}.site-header{z-index:40;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);background:#ffffffb8;position:sticky;top:0}.site-header-inner{justify-content:space-between;align-items:center;gap:20px;min-height:76px;display:flex}.site-logo{color:var(--text);letter-spacing:-.03em;font-size:22px;font-weight:800;text-decoration:none}.site-logo span{color:var(--brand)}.site-nav{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.site-nav-link{color:var(--muted);border-radius:999px;padding:10px 14px;font-weight:500;transition:all .2s}.site-nav-link:hover{color:var(--text);background:#2563eb14;transform:translateY(-1px)}.hero{padding:56px 0 18px}.hero-card{box-shadow:var(--shadow);background:linear-gradient(135deg,#ffffffe6,#ffffffbf);border:1px solid #ffffffa6;border-radius:30px;padding:42px;position:relative;overflow:hidden}.hero-card:before{content:"";pointer-events:none;background:radial-gradient(circle,#2563eb24,#0000 70%);width:280px;height:280px;position:absolute;inset:-20% auto auto -10%}.hero-card:after{content:"";pointer-events:none;background:radial-gradient(circle,#7c3aed1f,#0000 70%);width:280px;height:280px;position:absolute;inset:auto -8% -30% auto}.eyebrow{color:var(--brand);background:#2563eb14;border-radius:999px;align-items:center;gap:8px;margin-bottom:16px;padding:8px 12px;font-size:14px;font-weight:700;display:inline-flex}.hero-title{letter-spacing:-.04em;max-width:850px;margin:0;font-size:clamp(38px,6vw,64px);line-height:1.02}.hero-text{color:var(--muted);max-width:760px;margin-top:18px;font-size:18px;line-height:1.7}.hero-actions{flex-wrap:wrap;gap:14px;margin-top:28px;display:flex}.button-primary,.button-secondary{border-radius:14px;justify-content:center;align-items:center;min-height:46px;padding:0 18px;font-weight:700;transition:all .2s;display:inline-flex}.button-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 12px 24px #2563eb40}.button-primary:hover{transform:translateY(-1px)}.button-secondary{border:1px solid var(--line);color:var(--text);background:#fff}.button-secondary:hover{background:#f8fbff}.page-section{padding:26px 0}.section-title{letter-spacing:-.03em;margin:0 0 10px;font-size:30px}.section-text{color:var(--muted);max-width:760px;margin:0 0 24px;line-height:1.7}.tools-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.card{background:var(--surface);box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid #ffffffb3;border-radius:22px;padding:22px;transition:all .22s}.card:hover{transform:translateY(-4px);box-shadow:0 18px 35px #0f172a14}.card-kicker{border-radius:999px;margin-bottom:14px;padding:7px 10px;font-size:12px;font-weight:800;display:inline-flex}.kicker-calculadora{color:#1d4ed8;background:#2563eb1c}.kicker-texto{color:#6d28d9;background:#7c3aed1f}.kicker-convertidor{color:#047857;background:#10b98124}.card-title{letter-spacing:-.02em;margin:0;font-size:22px}.card-text{color:var(--muted);margin:10px 0 0;line-height:1.65}.card-link{color:var(--text);margin-top:18px;font-weight:700;display:inline-flex}.category-hero{padding:40px 0 12px}.category-shell{box-shadow:var(--shadow);border:1px solid #ffffffb3;border-radius:28px;padding:34px}.theme-calculadoras{background:linear-gradient(135deg,#2563eb1a,#ffffffd9)}.theme-texto{background:linear-gradient(135deg,#7c3aed1a,#ffffffd9)}.theme-convertidores{background:linear-gradient(135deg,#10b9811a,#ffffffd9)}.page-title{letter-spacing:-.04em;margin:0;font-size:clamp(32px,5vw,48px)}.page-description{color:var(--muted);max-width:780px;margin-top:14px;font-size:18px;line-height:1.75}.tool-page{padding:34px 0}.breadcrumb{color:var(--muted);margin-bottom:18px;font-size:14px}.tool-shell{grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);align-items:start;gap:24px;display:grid}.tool-main{box-shadow:var(--shadow);background:#ffffffdb;border:1px solid #ffffffbf;border-radius:28px;padding:28px}.tool-side{gap:18px;display:grid}.tool-side-card{box-shadow:var(--shadow-soft);background:#ffffffdb;border:1px solid #ffffffbf;border-radius:22px;padding:22px}.tool-title{letter-spacing:-.04em;margin:0;font-size:clamp(30px,4vw,46px)}.tool-description{color:var(--muted);max-width:760px;margin-top:14px;font-size:17px;line-height:1.8}.tool-widget{margin-top:26px}.info-title{margin:0 0 10px;font-size:20px}.info-text{color:var(--muted);margin:0;line-height:1.75}.examples-list{color:var(--muted);margin:0;padding-left:18px;line-height:1.8}.tool-side-card .ui-result-value{line-height:1.1}.related-tools{margin-top:34px;padding-top:8px}.tool-content-block{padding:26px}.tool-content-text{gap:10px;display:grid}.ui-panel{background:linear-gradient(#fff 0%,#f9fbff 100%);border:1px solid #0f172a14;border-radius:22px;padding:24px;box-shadow:inset 0 1px #fffc}.ui-label{color:var(--text);margin-bottom:8px;font-size:14px;font-weight:700;display:block}.ui-input,.ui-textarea{width:100%;color:var(--text);font:inherit;background:#fff;border:1px solid #0f172a1a;border-radius:14px;outline:none;padding:12px 14px;transition:all .2s}.ui-input:focus,.ui-textarea:focus{border-color:#2563eb73;box-shadow:0 0 0 4px #2563eb1a}.ui-textarea{resize:vertical}.ui-stack{gap:16px;display:grid}.ui-result{background:linear-gradient(135deg,#2563eb12,#7c3aed0f);border:1px solid #2563eb1a;border-radius:18px;margin-top:18px;padding:18px}.ui-result-title{color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;font-size:13px;font-weight:800}.ui-result-value{letter-spacing:-.03em;font-size:30px;font-weight:800}.ui-result-sub{color:var(--muted);margin-top:8px;line-height:1.6}.tools-search{gap:18px;display:grid}.tools-search-box{display:flex}.tools-search-input{width:100%}.tools-search-results{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.search-result-card{color:inherit;box-shadow:var(--shadow-soft);background:linear-gradient(#fffffff5,#f8fbffeb);border:1px solid #0f172a14;border-radius:20px;padding:18px;text-decoration:none;transition:transform .18s,border-color .18s,box-shadow .18s;display:block}.search-result-card:hover{border-color:#2563eb2e;transform:translateY(-3px);box-shadow:0 18px 40px #0f172a14}.search-result-top{justify-content:flex-start;margin-bottom:10px;display:flex}.search-result-badge{text-transform:capitalize;color:var(--brand);background:#2563eb14;border:1px solid #2563eb24;border-radius:999px;align-items:center;padding:6px 10px;font-size:12px;display:inline-flex}.search-result-title{margin:0 0 8px;font-size:18px;line-height:1.2}.search-result-text{color:var(--muted);margin:0;line-height:1.6}.empty-search-state{color:var(--muted);background:#ffffff80;border:1px dashed #0f172a1f;border-radius:18px;grid-column:1/-1;padding:18px}.category-highlight-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.category-highlight-card{color:inherit;border:1px solid #ffffff14;border-radius:24px;min-height:220px;padding:22px;text-decoration:none;transition:transform .18s,box-shadow .18s,border-color .18s;display:block}.category-highlight-card:hover{transform:translateY(-4px);box-shadow:0 20px 45px #0f172a1a}.category-highlight-pill{text-transform:uppercase;letter-spacing:.08em;background:#fff6;border-radius:999px;margin-bottom:16px;padding:7px 11px;font-size:12px;display:inline-flex}.category-highlight-title{margin:0 0 10px;font-size:22px;line-height:1.15}.category-highlight-text{color:var(--muted);margin:0 0 18px;line-height:1.65}.category-highlight-link{opacity:.95;font-weight:600}.home-copy-block{padding:28px}.category-intro-block{padding:26px}.category-benefits-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.category-benefit-card{padding:22px}.faq-block{padding:26px}.faq-list{gap:18px;display:grid}.faq-item{border-top:1px solid #0f172a14;padding-top:6px}.faq-item:first-child{border-top:0;padding-top:0}.faq-question{margin:0 0 8px;font-size:18px;line-height:1.3}.faq-answer{color:var(--muted);margin:0;line-height:1.7}.article-shell{padding:28px}.article-header{margin-bottom:20px}.article-section+.article-section{margin-top:26px}.formula-box{background:#2563eb0a;border:1px solid #0f172a14;border-radius:18px;margin:14px 0;padding:16px 18px;font-weight:600;overflow-x:auto}.article-list{color:var(--muted);margin:0;padding-left:20px;line-height:1.8}.article-cta{margin-top:12px}.related-guides{margin-top:30px}.related-guides-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.guides-more-link{justify-content:flex-start;margin-top:18px;display:flex}.site-footer{border-top:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff8c;margin-top:48px;padding:36px 0 20px}.site-footer-grid{grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:24px;display:grid}.site-footer-brand{gap:12px;display:grid}.site-footer-title{color:var(--text);margin:0 0 12px;font-size:16px}.site-footer-text{color:var(--muted);margin:0;line-height:1.7}.site-footer-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.site-footer-link{color:var(--muted);text-decoration:none;transition:color .18s}.site-footer-link:hover{color:var(--text)}.site-footer-bottom{border-top:1px solid var(--line);color:var(--muted);margin-top:28px;padding-top:18px;font-size:14px}.breadcrumb a:hover,.card-link:hover{opacity:.85}.breadcrumb a:hover{text-decoration:underline}@media (max-width:980px){.tools-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-shell,.category-highlight-grid,.tools-search-results,.category-benefits-grid,.related-guides-grid,.site-footer-grid{grid-template-columns:1fr}.site-header-inner{flex-direction:column;justify-content:center;align-items:flex-start;padding:14px 0}.site-nav{gap:8px;width:100%}}@media (max-width:700px){.hero-card,.category-shell,.tool-main,.tool-side-card,.card{border-radius:20px}.hero-card,.category-shell,.tool-main{padding:24px}.tools-grid{grid-template-columns:1fr}.hero{padding-top:30px}.hero-title{font-size:38px}}