.tools-main{max-width:1600px;margin:0 auto;padding:32px clamp(16px,3vw,48px) 64px}.tools-navigation{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}.tools-navigation a[aria-current=page]{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}.tools-main h1{font-size:clamp(2rem,4vw,3.4rem);line-height:1.08;margin:12px 0}.tools-intro{color:var(--muted);max-width:78ch;margin:0 0 28px}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:24px;margin-top:28px;align-items:stretch}.crypto-panel{background:var(--white);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 10px 30px #102d3c0c}.tool-card{min-width:0;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--white);display:flex;flex-direction:column;transition:border-color .18s,box-shadow .18s}.tool-card:hover,.tool-card:focus-within{border-color:var(--field-border);box-shadow:0 10px 28px #0a203010}.tool-art{position:relative;isolation:isolate;display:grid;place-items:center;flex:0 0 250px;height:250px;padding:24px;box-sizing:border-box;border-bottom:1px solid var(--line);background:radial-gradient(ellipse at 50% 30%,#1b4053,#102332 78%);color:#b2def4;color:color-mix(in srgb,var(--accent) 24%,#c2eaff)}.tool-art::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background-image:radial-gradient(#9acde51c 1px,transparent 1px);background-size:20px 20px;mask-image:radial-gradient(ellipse at center,#000,transparent 85%)}.tool-art:focus-visible{outline:3px solid currentColor;outline-offset:-6px}.tool-art svg{display:block;width:220px;height:202px;max-width:100%;fill:none;stroke:currentColor;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 7px #73d6ff26)}.tool-card-body{display:flex;flex:1;flex-direction:column;align-items:flex-start;gap:14px;padding:24px}.tool-chip{display:inline-flex;align-items:center;align-self:flex-start;max-width:100%;padding:5px 10px;border-radius:8px;background:var(--accent-soft);color:var(--accent);font-size:.75rem;line-height:1.5;font-weight:700}.tool-card h2{font-size:1.5rem;line-height:1.25;letter-spacing:-.025em;margin:0;min-height:2.5em}.tool-card p{margin:0;color:var(--muted);line-height:1.6}.tool-card-description{min-height:6.4em;font-size:.92rem}.tool-card-meta{min-height:calc(4.8em + 14px);font-size:.8rem}.tool-card-body .primary-button{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;margin-top:auto;box-sizing:border-box}.tool-card-body .primary-button>span{flex-shrink:0}@media(max-width:650px){.tool-art{flex-basis:210px;height:210px;padding:20px}.tool-art svg{width:185px;height:170px}.tool-card-body{padding:20px;gap:12px}.tool-card-description,.tool-card-meta,.tool-card h2{min-height:0}.tools-main{padding-top:22px}}@media(prefers-reduced-motion:reduce){.tool-card{transition:none}}.crypto-panel{padding:clamp(20px,3vw,30px);margin:20px 0}.crypto-panel h2{font-size:1.35rem;line-height:1.25;margin:0 0 8px}.crypto-panel h3{font-size:1rem;margin:22px 0 8px}.crypto-panel p{color:var(--muted);margin:6px 0 14px}.crypto-panel-head,.crypto-option-head{display:flex;justify-content:space-between;align-items:start;gap:20px;flex-wrap:wrap}.crypto-select{display:grid;gap:6px;font-weight:700;font-size:.9rem;min-width:min(100%,220px)}.crypto-select select,.crypto-map-cell select{min-height:42px;border:1px solid var(--field-border);border-radius:8px;background:var(--white);color:var(--ink);padding:8px 10px}.crypto-message{background:var(--soft);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:10px;padding:18px;color:var(--ink)!important;line-height:1.7;overflow-wrap:anywhere}.crypto-frequencies{display:grid;grid-template-columns:1fr 1fr;gap:16px}.crypto-table-wrap{overflow:auto;max-height:400px;border:1px solid var(--line);border-radius:10px;background:var(--white)}.crypto-table-wrap table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}.crypto-table-wrap caption{text-align:left;font-weight:800;padding:14px;background:var(--soft);color:var(--ink)}.crypto-table-wrap th,.crypto-table-wrap td{text-align:left;border-top:1px solid var(--line);padding:8px 14px}.crypto-table-wrap thead th{font-size:.78rem;color:var(--muted)}.crypto-option{margin:18px 0;padding:18px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}.crypto-option label{font-weight:700}.crypto-option input[type=range]{display:block;width:min(100%,480px);accent-color:var(--accent);margin:12px 0}.crypto-option output{display:inline-block;margin-left:10px;font-variant-numeric:tabular-nums}.crypto-option small,.crypto-note{color:var(--muted);font-size:.84rem}.crypto-option-head h3{margin:0}.crypto-option-head p{max-width:75ch}.crypto-permutation{display:grid;grid-template-columns:repeat(auto-fill,minmax(66px,1fr));gap:8px}.crypto-map-cell{display:grid;gap:4px;text-align:center;color:var(--muted);font-size:.82rem}.crypto-map-cell select{width:100%;text-align:center}.crypto-notice{padding:14px;background:var(--soft);border:1px solid var(--line);border-radius:10px}
@media(max-width:600px){.tools-main{padding-bottom:64px}.crypto-frequencies{grid-template-columns:1fr}.crypto-panel-head,.crypto-option-head{display:block}.crypto-select{width:100%}.crypto-option-head button{margin-bottom:14px}.crypto-permutation{grid-template-columns:repeat(auto-fill,minmax(56px,1fr))}}
.crypto-map-cell{min-width:0}.crypto-map-cell select{min-width:0;max-width:100%;padding:8px 2px}
.crypto-solved{display:flex;gap:14px;align-items:center;margin:14px 0;padding:14px 18px;border:1px solid var(--success-border,#55815f);border-radius:12px;background:var(--success-bg,#eef6eb);color:var(--success-text,#285435)}.crypto-solved[hidden]{display:none}.crypto-solved strong{font-size:1.05rem}.crypto-solved p{margin:2px 0 0!important;color:inherit!important}.crypto-solved-icon{display:grid;place-items:center;flex:0 0 38px;height:38px;border-radius:50%;background:var(--success-border,#55815f);color:#fff;font-weight:800;font-size:1.2rem}

.tools-section-links{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.bits-tool :is(#convertitore,#bit-byte-title,#reference-title){scroll-margin-top:20px}