:root{color-scheme:dark;--bg:#09111d;--deep:#0c1624;--panel:#111e30;--panel2:#142338;--line:#25364b;--text:#e9f3fb;--muted:#9cb0c5;--cyan:#54e0bd;--amber:#eec17a;--shadow:0 20px 65px rgba(0,0,0,.21)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.65 system-ui,-apple-system,"Segoe UI",Arial,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.container{width:min(1170px,calc(100% - 46px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(9,17,29,.87);border-bottom:1px solid rgba(84,124,153,.17);backdrop-filter:blur(18px)}.header-inner{height:74px;display:flex;align-items:center;gap:30px}.brand{display:inline-flex;gap:10px;align-items:center;font-weight:800;letter-spacing:-.3px;white-space:nowrap;font-size:19px}.brand-mark{color:#06131c;background:var(--cyan);width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:28px;font-weight:500;line-height:1}.brand-second{font-weight:600}.main-nav{display:flex;gap:30px;margin-left:auto;color:#afc2d3;font-size:14px}.main-nav a:hover,.footer a:hover{color:var(--cyan)}.nav-cta{padding:8px 17px;border:1px solid #416a70;border-radius:8px;color:var(--cyan);font-size:13px;font-weight:700}.hero{position:relative;overflow:hidden;padding:104px 0 96px;background:radial-gradient(circle at 77% 32%,#15354a 0%,#101e31 33%,#09111d 72%)}.hero-glow{position:absolute;right:-180px;top:-90px;width:800px;height:700px;border:1px solid rgba(77,204,185,.055);border-radius:50%;box-shadow:0 0 0 100px rgba(77,204,185,.025),0 0 0 215px rgba(77,204,185,.02);pointer-events:none}.hero-grid{position:relative;display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:65px}.eyebrow,.section-kicker{font-size:11px;letter-spacing:2px;font-weight:800;color:var(--cyan)}.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:7px 13px;border:1px solid #2e5d61;border-radius:100px;background:#122b34}.live-dot,.mini-dot{background:var(--cyan);width:7px;height:7px;border-radius:50%;display:inline-block;box-shadow:0 0 0 4px rgba(84,224,189,.11)}h1{font-size:clamp(40px,4.5vw,67px);line-height:1.14;letter-spacing:-2.3px;margin:26px 0 20px;max-width:700px}.gradient-text{background:linear-gradient(90deg,#78f1d0,#8cb8ff);color:transparent;background-clip:text}.hero-lead{font-size:16px;color:var(--muted);line-height:1.87;max-width:545px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:14px;font-weight:760;padding:12px 19px;border-radius:9px}.btn-primary{background:var(--cyan);color:#071820}.btn-secondary{border:1px solid #405269;background:#14243a;color:#dbeaf4}.btn:hover{transform:translateY(-1px)}.hero-facts{display:flex;flex-wrap:wrap;gap:18px;margin-top:30px;font-size:12px;color:#879fb6}.visual-card{border:1px solid #385064;border-radius:17px;background:linear-gradient(150deg,#14283d,#0e1929 77%);padding:22px 24px 19px;box-shadow:var(--shadow);transform:rotate(-1deg)}.visual-top,.visual-bottom{display:flex;justify-content:space-between;align-items:center}.visual-top{font-size:10px;letter-spacing:1.35px;font-weight:800;color:#9fbdd2}.visual-top>span:first-child{display:flex;align-items:center;gap:8px}.visual-top>span:last-child{color:var(--cyan);border:1px solid #315c59;border-radius:6px;padding:4px 7px}.plot-wrap{margin:19px 0 10px}.plot-wrap svg{width:100%;height:auto;display:block}.visual-bottom{border-top:1px solid #304052;padding-top:16px;gap:8px}.visual-bottom div{display:grid;gap:2px}.visual-bottom small{font-size:9px;letter-spacing:1px;color:#809fb1}.visual-bottom strong{font-size:14px}.feature-strip{border-top:1px solid #1c3042;border-bottom:1px solid #1c3042;background:#0e1a2a}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr)}.feature-grid>div{display:flex;align-items:center;gap:16px;padding:22px 10px}.feature-grid>div+div{border-left:1px solid #26364a;padding-left:35px}.feature-grid strong,.feature-grid small{display:block}.feature-grid small{font-size:12px;color:var(--muted)}.feature-icon{font-size:26px;color:var(--cyan)}.section{padding:95px 0 100px}.section-alt{background:#0d1827;border-block:1px solid #1e3043}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:32px}.section-head h2{font-size:clamp(30px,3vw,39px);letter-spacing:-1.2px;line-height:1.25;margin:12px 0 6px}.section-head p{margin:0;color:var(--muted)}.muted-heading{color:#a7bacb}.section-tag{white-space:nowrap;color:var(--cyan);border:1px solid #315b5d;background:#112932;padding:7px 13px;border-radius:100px;font-size:12px}.search-panel{display:flex;gap:17px;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap}.search-field{flex:1;min-width:230px;display:flex;align-items:center;gap:9px;background:#101f30;border:1px solid #2c4257;border-radius:10px;padding:11px 15px}.search-field span{font-size:25px;color:#8daac2;line-height:1}.search-field input{width:100%;background:none;border:0;outline:0;color:var(--text);font-size:13px}.search-field input::placeholder{color:#8296a8}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid #314358;color:#aabbcb;background:#101d2d;border-radius:100px;font-size:12px;padding:9px 13px}.filter.is-active{color:#0a1b22;background:var(--cyan);border-color:var(--cyan);font-weight:700}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.content-card{display:flex;flex-direction:column;min-height:249px;padding:23px;border-radius:13px;background:linear-gradient(146deg,#142338,#101c2d);border:1px solid #2b3b50;transition:.18s ease}.content-card:hover{transform:translateY(-3px);border-color:#49877f;box-shadow:var(--shadow)}.card-meta{display:flex;justify-content:space-between;align-items:center;gap:10px}.pill{display:inline-block;border:1px solid #315669;background:#163246;color:#7bd9cb;font-size:10px;font-weight:700;padding:4px 9px;border-radius:6px;letter-spacing:.4px}.kind{font-size:10px;font-weight:700;letter-spacing:1px;color:#8ba3b8}.content-card h3{font-size:18px;line-height:1.45;margin:19px 0 8px;letter-spacing:-.2px}.content-card p{color:var(--muted);font-size:13px;margin:0 0 22px;line-height:1.75}.card-bottom{border-top:1px solid #2c4155;margin-top:auto;padding-top:14px;display:flex;gap:8px;align-items:center;justify-content:space-between;font-size:12px;color:#819db5}.card-bottom a{font-weight:750;color:var(--cyan)}.card-bottom a:hover{text-decoration:underline}.tool-symbol{background:#1a3e48;color:var(--cyan);height:46px;width:46px;border-radius:12px;display:grid;place-items:center;font-size:28px;margin-bottom:18px}.tool-card .pill{align-self:start}.tool-card h3{margin-top:15px}.hint{font-size:12px;color:#7c94ac;margin:20px 0 0}.empty{padding:35px;border:1px dashed #395267;border-radius:12px;text-align:center;color:#b3c4d3}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.step{padding:25px;background:#101e30;border:1px solid #263b50;border-radius:13px}.step>span{font:800 30px/1 system-ui;color:var(--cyan);opacity:.8}.step h3{margin:20px 0 8px;font-size:17px}.step p{font-size:13px;color:var(--muted);margin:0}.step code,.content-page code{font-family:Consolas,monospace;color:#98ecda}.publish-note{padding:15px 19px;background:#2a241e;border:1px solid #66503b;border-radius:10px;margin-top:22px;color:#e5c391}.publish-note p{margin:2px 0 0;font-size:13px;color:#d8c4a9}.footer{background:#080f19;border-top:1px solid #263449;padding:25px 0}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.footer p{color:#8298ab;font-size:12px;margin:10px 0 0}.footer-inner>a{color:#a3bccd;font-size:13px}.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-weight:750;font-size:13px;margin-bottom:32px}.content-page{width:min(950px,calc(100% - 44px));margin:0 auto;padding:56px 0 100px}.page-label{font-size:11px;letter-spacing:1.5px;color:var(--cyan);font-weight:800}.content-page h1{font-size:clamp(30px,4vw,50px);margin:12px 0 12px;line-height:1.2;letter-spacing:-1.5px}.page-lead{color:var(--muted);font-size:16px;margin:0 0 26px}.tool-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:20px}.panel{background:#111f32;border:1px solid #2b4054;border-radius:13px;padding:23px;margin-bottom:20px}.panel h2{font-size:17px;margin:0 0 16px}.field{display:flex;flex-direction:column;gap:6px;margin:16px 0}.field label{font-size:12px;color:#b2c4d3;font-weight:700}.field input{background:#091523;color:var(--text);border:1px solid #40566a;border-radius:8px;padding:10px;width:100%}.field input:focus{outline:2px solid #3b8f87;outline-offset:1px}.field small{font-size:11px;color:#8ba2b8}.metric{background:#0e2d37;border:1px solid #326369;border-radius:9px;padding:15px;margin-top:14px}.metric small{font-size:11px;color:#a5cabf;display:block}.metric strong{font-size:27px;color:var(--cyan);line-height:1.5}.metric span{font-size:12px;color:#a8bdcb}.chart-container{width:100%;min-height:330px;display:flex;align-items:center;justify-content:center}.chart-container canvas{max-width:100%;display:block}.chart-legend{display:flex;gap:20px;flex-wrap:wrap;color:#adc3d2;font-size:12px;margin-top:10px}.legend-dot{display:inline-block;width:9px;height:9px;border-radius:100%;margin-right:5px}.note{padding:17px 19px;border-left:3px solid var(--amber);background:#20231f;color:#dccba9;border-radius:0 10px 10px 0;font-size:13px;margin-top:16px}.prose{color:#cedce7;font-size:15px;line-height:1.9}.prose h2{font-size:23px;color:var(--text);margin-top:32px}.prose li{margin:8px 0}.formula{overflow:auto;border:1px solid #2e4a54;background:#0d2934;padding:16px;border-radius:8px;color:#a2f0d5;font:16px/1.5 Consolas,monospace}.result-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(max-width:1000px){.hero-grid{gap:30px}.cards{grid-template-columns:repeat(2,1fr)}.feature-grid>div+div{padding-left:20px}}
@media(max-width:760px){.container{width:min(100% - 30px,1170px)}.header-inner{height:65px}.brand{font-size:16px}.brand-mark{height:30px;width:30px}.main-nav{gap:15px;font-size:12px}.nav-cta{display:none}.hero{padding:72px 0}.hero-grid{grid-template-columns:1fr}.hero h1{letter-spacing:-1.5px}.visual-card{transform:none;max-width:580px}.feature-grid{grid-template-columns:1fr}.feature-grid>div{padding:13px 5px}.feature-grid>div+div{border-left:none;border-top:1px solid #26364a;padding-left:5px}.section{padding:65px 0}.section-head{align-items:start}.section-head .section-tag{display:none}.cards,.steps,.tool-layout{grid-template-columns:1fr}.content-card{min-height:220px}.footer-inner{align-items:flex-start;flex-direction:column;gap:9px}}
@media(max-width:420px){.main-nav{gap:9px;font-size:11px}.main-nav a:last-child{display:none}.brand-second{display:none}.hero-facts{gap:9px}.hero-actions .btn{width:100%}.search-panel{gap:10px}.result-grid{grid-template-columns:1fr}}