:root{--bg:#07111f;--panel:#0c1a2b;--panel2:#102238;--text:#eef6ff;--muted:#91a5ba;--line:#20354c;--cyan:#42d9ff;--green:#67e8a5;--radius:16px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% -10%,rgba(66,217,255,.12),transparent 32%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit}.nav{height:68px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,4vw,60px);position:sticky;top:0;background:rgba(7,17,31,.88);backdrop-filter:blur(16px);z-index:10}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:-.03em}.brand em{font-style:normal;color:var(--cyan)}.mark{width:34px;height:34px;border:1px solid #31506e;border-radius:10px;display:grid;place-items:center;color:var(--cyan);font-size:11px;font-weight:900;background:#0b1d31}.nav nav{display:flex;gap:8px}.nav nav a{padding:9px 12px;border-radius:9px;text-decoration:none;color:var(--muted);font-size:13px}.nav nav a:hover,.nav nav .active{background:#10243a;color:var(--text)}main{max-width:1240px;margin:auto;padding:0 22px 70px}.hero{padding:90px 0 56px;max-width:900px}.eyebrow{font-size:10px;letter-spacing:.18em;font-weight:900;color:var(--cyan);margin-bottom:12px}.hero h1{font-size:clamp(42px,7vw,78px);line-height:.98;letter-spacing:-.055em;margin:0 0 22px}.hero h1 span{color:#8ca2b8}.hero p{font-size:17px;line-height:1.7;color:var(--muted);max-width:680px;margin:0 0 28px}.search{height:58px;border:1px solid #2a435d;background:rgba(12,26,43,.9);border-radius:13px;display:flex;align-items:center;padding:0 15px;gap:10px;box-shadow:0 12px 50px rgba(0,0,0,.18)}.search span{font-size:28px;color:var(--cyan);line-height:1}.search input{flex:1;background:none;border:0;outline:0;color:var(--text);font-size:15px}.search input::placeholder{color:#657c94}.search kbd{border:1px solid #2a435d;border-radius:6px;color:#71869c;padding:3px 7px;font-size:11px}.hero-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}.hero-meta span{font-size:11px;color:#9bb0c4;border:1px solid var(--line);padding:6px 9px;border-radius:99px;background:rgba(10,25,42,.6)}.section{margin-top:48px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:20px}.section-head h2{font-size:28px;letter-spacing:-.035em;margin:0}.section-head p{color:var(--muted);font-size:13px;margin:7px 0 0}.clear{border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:8px;padding:8px 11px;cursor:pointer}.categories{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}.cat{border:1px solid var(--line);background:linear-gradient(145deg,#0d1d30,#0a1727);padding:15px;border-radius:12px;cursor:pointer;text-align:left;color:var(--text)}.cat:hover,.cat.selected{border-color:#3e6d8e;transform:translateY(-1px)}.cat strong{display:block;font-size:13px;margin-bottom:7px}.cat small{color:var(--muted);font-size:11px}.tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}.tool{border:1px solid var(--line);background:linear-gradient(150deg,rgba(15,34,55,.96),rgba(9,22,37,.96));border-radius:14px;padding:17px;min-height:195px;display:flex;flex-direction:column;transition:.18s}.tool:hover{border-color:#365d79;transform:translateY(-2px)}.tool-top{display:flex;align-items:center;gap:11px}.icon{width:40px;height:40px;border-radius:10px;background:#0a1524;border:1px solid #27415b;display:grid;place-items:center;overflow:hidden;flex:none}.icon img{width:25px;height:25px;object-fit:contain}.icon b{font-size:12px;color:var(--cyan)}.tool h3{margin:0;font-size:15px;letter-spacing:-.01em}.cat-name{font-size:10px;color:var(--cyan);margin-top:3px}.tool p{font-size:12px;line-height:1.55;color:var(--muted);margin:14px 0}.tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:auto}.tags span{font-size:9px;color:#9fb3c5;background:#0b1b2d;border:1px solid #1d344b;padding:4px 6px;border-radius:5px}.open{display:flex;justify-content:space-between;align-items:center;margin-top:13px;padding-top:12px;border-top:1px solid rgba(32,53,76,.65);text-decoration:none;font-size:11px;font-weight:800}.open span:last-child{color:var(--cyan)}.note{margin-top:55px;border:1px solid #1e3d4e;background:rgba(12,34,43,.45);padding:20px;border-radius:13px}.note strong{font-size:13px}.note p{color:var(--muted);font-size:12px;line-height:1.6;margin:7px 0 0}footer{border-top:1px solid var(--line);padding:25px 22px;color:#71869c;display:flex;justify-content:space-between;gap:20px;font-size:11px;max-width:1240px;margin:auto}footer a{color:#9fc2d8;text-decoration:none}@media(max-width:700px){.nav nav a:nth-child(1){display:none}.hero{padding-top:60px}.hero h1{font-size:45px}.section-head{align-items:start;flex-direction:column}.tools{grid-template-columns:1fr}.categories{grid-template-columns:repeat(2,1fr)}footer{flex-direction:column}}