:root{--bg:#06101d;--panel:#0d1b2c;--panel2:#10243a;--text:#f5f8ff;--muted:#9db3c8;--line:rgba(255,255,255,.09);--cyan:#67e8f9;--blue:#60a5fa;--violet:#a78bfa;--green:#34d399;--amber:#fbbf24;--red:#fb7185;--shadow:0 28px 90px rgba(0,0,0,.3)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 5% -5%,rgba(103,232,249,.13),transparent 30%),radial-gradient(circle at 95% 0%,rgba(167,139,250,.16),transparent 26%),linear-gradient(180deg,#06101d,#07131f 55%,#06101d);color:var(--text);font:16px/1.68 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{text-decoration:none;color:inherit}.wrap{max-width:1240px;margin:auto;padding:0 24px}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px;position:sticky;top:0;z-index:40;background:rgba(6,16,29,.82);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}.brand{font-weight:950;font-size:20px;letter-spacing:-.5px}.brand b{color:var(--cyan)}.navlinks{display:flex;gap:20px;color:var(--muted);font-size:14px}.navlinks a:hover{color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:14px;background:linear-gradient(135deg,var(--cyan),var(--blue) 48%,var(--violet));color:#04101c;font-weight:900;box-shadow:0 12px 34px rgba(96,165,250,.18);transition:.2s}.btn:hover{transform:translateY(-2px)}.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line);box-shadow:none}.btn.small{padding:10px 13px;font-size:13px}.hero{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;padding:88px 0 62px}.eyebrow{display:inline-flex;padding:7px 11px;border:1px solid var(--line);border-radius:999px;color:var(--cyan);background:rgba(255,255,255,.025);font-size:13px}.affiliateNote{display:inline-flex;margin-top:12px;color:#bed1e3;font-size:12px;gap:6px}.affiliateNote b{color:#fff}h1{font-size:clamp(46px,6.5vw,78px);line-height:.98;letter-spacing:-3px;margin:18px 0}.grad{background:linear-gradient(90deg,var(--cyan),#bfdbfe,var(--violet));-webkit-background-clip:text;color:transparent}.lead{font-size:20px;color:var(--muted);max-width:800px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.heroCard,.card,.panel{border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));border-radius:24px;box-shadow:var(--shadow)}.heroCard{padding:28px}.card{padding:22px;transition:.2s}.card:hover{transform:translateY(-3px);border-color:rgba(103,232,249,.3)}.panel{padding:28px}.kicker{font-size:12px;text-transform:uppercase;letter-spacing:1.6px;color:var(--cyan);font-weight:850}.stat{display:flex;justify-content:space-between;gap:24px;padding:13px 0;border-bottom:1px solid var(--line)}.stat:last-child{border:0}.muted{color:var(--muted)}.good{color:var(--green)}.amber{color:var(--amber)}section{padding:56px 0}.sectionHead{max-width:820px;margin-bottom:28px}.sectionHead h2{font-size:40px;line-height:1.08;letter-spacing:-1.4px;margin:5px 0 8px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.icon{font-size:28px}.pillrow{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.pill{border:1px solid var(--line);background:#0d2034;border-radius:999px;padding:7px 10px;color:#cfe5f8;font-size:13px}.pagehero{padding:70px 0 26px;max-width:930px}.pagehero h1{font-size:clamp(42px,6vw,66px)}.breadcrumbs{display:flex;gap:8px;color:var(--muted);font-size:13px;flex-wrap:wrap;margin-bottom:18px}.steps{counter-reset:steps}.step{display:grid;grid-template-columns:50px 1fr;gap:14px;margin:18px 0;align-items:start}.step:before{counter-increment:steps;content:counter(steps);width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--cyan),var(--violet));display:grid;place-items:center;color:#06101d;font-weight:900}.callout{padding:18px;border:1px solid rgba(52,211,153,.25);background:rgba(52,211,153,.06);border-radius:16px}.warn{padding:18px;border:1px solid rgba(251,191,36,.24);background:rgba(251,191,36,.055);border-radius:16px}.danger{padding:18px;border:1px solid rgba(251,113,133,.24);background:rgba(251,113,133,.055);border-radius:16px}.calc{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.calc label{display:block;color:var(--muted);font-size:13px}.calc input,.calc select,.calc textarea{width:100%;margin-top:6px;padding:12px 13px;border-radius:12px;border:1px solid var(--line);background:#091725;color:white}.result{font-size:30px;font-weight:900;margin-top:8px}.faq details{border:1px solid var(--line);background:rgba(255,255,255,.022);border-radius:14px;padding:16px 18px;margin:10px 0}.faq summary{cursor:pointer;font-weight:800}.sticky{position:fixed;left:50%;transform:translateX(-50%);bottom:16px;z-index:50;width:min(790px,calc(100% - 24px));display:none;align-items:center;justify-content:space-between;gap:16px;padding:12px 14px;border:1px solid var(--line);border-radius:18px;background:rgba(9,23,37,.92);backdrop-filter:blur(16px);box-shadow:var(--shadow)}.sticky.show{display:flex}.sticky p{margin:0;font-size:13px;color:var(--muted)}.footer{border-top:1px solid var(--line);padding:44px 0 80px;color:var(--muted);font-size:13px}.footerlinks{display:flex;gap:16px;flex-wrap:wrap;margin:16px 0}.notice{padding:16px;border:1px dashed var(--line);border-radius:14px;background:rgba(255,255,255,.018)}.tiny{font-size:12px}.center{text-align:center}.search{display:flex;gap:10px}.search input{flex:1;padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:#091725;color:#fff}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.tab{cursor:pointer;border:1px solid var(--line);background:#0c1d30;color:#d6e8f8;border-radius:999px;padding:8px 11px}.tab.active{background:#dff9ff;color:#07131f}.tableWrap{overflow:auto;border:1px solid var(--line);border-radius:18px}.table{width:100%;border-collapse:collapse;min-width:720px}.table th,.table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}.table th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}.related{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.mini{padding:16px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.02)}.source{font-size:12px;color:#bcd0e3}.quizChoice{display:block;width:100%;text-align:left;padding:14px;border-radius:14px;border:1px solid var(--line);background:#0b1a2b;color:#eaf4ff;margin:9px 0;cursor:pointer}.quizChoice:hover{border-color:rgba(103,232,249,.38)}.hide{display:none!important}.copybox{position:relative}.copybox textarea{width:100%;min-height:210px;background:#091725;color:#eaf4ff;border:1px solid var(--line);border-radius:16px;padding:16px}.toc{display:flex;gap:8px;flex-wrap:wrap}.toc a{font-size:13px;padding:7px 10px;border:1px solid var(--line);border-radius:999px;color:#cfe5f8}.metric{font-size:13px;color:var(--muted)}.metric b{display:block;font-size:25px;color:#fff}.wave{height:150px;border-radius:22px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(103,232,249,.08),rgba(167,139,250,.04));position:relative;overflow:hidden}.wave:before{content:"";position:absolute;inset:40% -10%;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),var(--violet),transparent);box-shadow:0 -24px 0 rgba(103,232,249,.15),0 24px 0 rgba(167,139,250,.15);transform:rotate(-3deg)}code{background:#0a1a2c;padding:2px 6px;border-radius:7px}
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@media(max-width:650px){.grid4,.grid3,.grid2,.calc,.related{grid-template-columns:1fr}h1{letter-spacing:-1.8px}.sectionHead h2{font-size:34px}.sticky p{display:none}.nav .btn{padding:10px 12px;font-size:13px}}