:root{--paper: #f8f6f1;--card: #fffdf8;--ink: #1b2440;--muted: #6a7191;--line: #e3ddcc;--green: #1e63b6;--green-deep: #14294d;--green-tint: #e3ecf9;--gold: #c77b0a;--gold-tint: #f7ead0;--red: #b3402e;--red-tint: #f7e4de;--shadow: 0 1px 2px rgba(28, 36, 32, .05), 0 12px 32px -12px rgba(28, 36, 32, .14);--r: 18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit}.container{max-width:1180px;margin:0 auto;padding:0 28px}::selection{background:var(--green-tint)}.nav{position:sticky;top:0;z-index:50;background:#faf6eee0;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav .container{display:flex;align-items:center;justify-content:space-between;height:68px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:1.22rem;letter-spacing:-.01em}.brand .mark{width:36px;height:36px;border-radius:11px;background:var(--green-deep);color:#eef2fd;display:grid;place-items:center;font-family:Fraunces,serif;font-size:1.3rem;font-weight:600;box-shadow:inset 0 0 0 1px #ffffff24}.brand em{font-style:normal;font-weight:400;color:var(--muted)}.links{display:flex;align-items:center;gap:22px;font-size:.92rem}.links a{text-decoration:none;color:var(--muted);font-weight:500}.links a:hover{color:var(--ink)}.count{font-size:.78rem;font-weight:600;letter-spacing:.04em;background:var(--green-deep);color:#eef2fd;padding:7px 14px;border-radius:99px;white-space:nowrap}.hhero{position:relative;overflow:hidden;text-align:center;padding:84px 20px 30px}.hhero:before{content:"✈";position:absolute;right:-40px;top:50%;transform:translateY(-58%);font-family:Fraunces,serif;font-size:26rem;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--line);opacity:.55;pointer-events:none;-webkit-user-select:none;user-select:none}.kicker{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--green-deep);background:var(--green-tint);border:1px solid #cfe3d6;padding:8px 18px;border-radius:99px;margin-bottom:26px}.hhero h1{font-family:Fraunces,serif;font-weight:560;font-size:clamp(2.7rem,6vw,4.6rem);line-height:1.04;letter-spacing:-.02em;margin:0 auto 20px;max-width:16ch}.hhero h1 em{font-style:italic;color:var(--green)}.hhero>p{max-width:620px;margin:0 auto 34px;color:var(--muted);font-size:1.08rem}.searchbar{display:flex;align-items:center;gap:12px;max-width:560px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:99px;padding:6px 8px 6px 22px;box-shadow:var(--shadow)}.searchbar svg{color:var(--muted);flex:none}.searchbar input{flex:1;border:0;outline:0;background:transparent;font:inherit;font-size:1rem;padding:12px 8px;color:var(--ink)}.pills{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px}.pill{font:inherit;font-size:.88rem;font-weight:600;background:var(--card);color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:9px 20px;cursor:pointer;transition:all .18s}.pill:hover{border-color:var(--green);color:var(--ink);transform:translateY(-1px)}.pill.on{background:var(--ink);border-color:var(--ink);color:#f8f6f1}.hstats{display:flex;gap:38px;justify-content:center;margin-top:44px;flex-wrap:wrap}.hstat{text-align:center}.hstat b{display:block;font-family:Fraunces,serif;font-size:1.9rem;font-weight:600;color:var(--green-deep)}.hstat span{font-size:.8rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;font-weight:600}.ticker{margin:46px auto 0;max-width:1180px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;white-space:nowrap}.ticker-track{display:inline-flex;gap:54px;padding:13px 27px;animation:tick 36s linear infinite}.ticker:hover .ticker-track{animation-play-state:paused}@keyframes tick{to{transform:translate(-50%)}}.tick-item{font-size:.86rem;color:var(--muted);font-weight:500}.tick-item b{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums}.csec{margin-top:64px}.csec>h2{font-family:Fraunces,serif;font-size:1.9rem;font-weight:600;letter-spacing:-.01em;margin:0 0 6px;display:flex;align-items:center;gap:12px}.csec>h2 .dot{width:13px;height:13px;border-radius:50%;background:var(--cc);flex:none;box-shadow:0 0 0 5px color-mix(in srgb,var(--cc) 16%,transparent)}.csec>p{color:var(--muted);margin:0 0 24px;max-width:640px}.tgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:18px}.tcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px 20px;text-decoration:none;display:flex;flex-direction:column;gap:10px;transition:transform .2s,box-shadow .2s,border-color .2s;position:relative;overflow:hidden}.tcard:after{content:"";position:absolute;inset:auto 0 0 0;height:3px;background:var(--cc, var(--green));opacity:0;transition:opacity .2s}.tcard:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--cc, var(--green)) 45%,var(--line))}.tcard:hover:after{opacity:1}.ticon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;color:var(--cc, var(--green));background:color-mix(in srgb,var(--cc, var(--green)) 12%,white);border:1px solid color-mix(in srgb,var(--cc, var(--green)) 22%,transparent)}.tcard h3{font-family:Fraunces,serif;font-size:1.22rem;font-weight:600;margin:4px 0 0;letter-spacing:-.01em}.tcard p{margin:0;color:var(--muted);font-size:.9rem;flex:1}.tcard .go{font-size:.86rem;font-weight:700;color:var(--green-deep);letter-spacing:.02em}.empty{text-align:center;padding:70px 20px;color:var(--muted)}.empty h3{font-family:Fraunces,serif;color:var(--ink);font-size:1.6rem}.tp-head{padding:52px 0 8px;max-width:860px}.back{display:inline-block;text-decoration:none;color:var(--muted);font-size:.9rem;font-weight:600;margin-bottom:22px}.back:hover{color:var(--green-deep)}.tp-cat{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--cc, var(--green));margin-bottom:14px}.tp-title{display:flex;align-items:center;gap:18px;margin-bottom:12px}.tp-title .ticon{width:60px;height:60px;border-radius:18px}.tp-head h1{font-family:Fraunces,serif;font-size:clamp(2rem,4.5vw,3rem);font-weight:600;letter-spacing:-.02em;margin:0;line-height:1.1}.tp-head>p{color:var(--muted);font-size:1.06rem;margin:0 0 34px;max-width:640px}.calc{display:grid;grid-template-columns:1fr 1.15fr;gap:20px;align-items:start;margin-bottom:54px}.panel{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow)}.panel>h3{font-family:Fraunces,serif;font-size:1.25rem;font-weight:600;margin:0 0 20px;padding-bottom:14px;border-bottom:1px dashed var(--line)}.inputs{display:grid;gap:18px}.field{display:grid;gap:8px}.flabel{font-size:.78rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted)}.fwrap{display:flex;align-items:center;background:#fff;border:1.5px solid var(--line);border-radius:13px;transition:border-color .15s,box-shadow .15s;overflow:hidden}.fwrap:focus-within{border-color:var(--green);box-shadow:0 0 0 3px var(--green-tint)}.fwrap input{flex:1;min-width:0;border:0;outline:0;background:transparent;font:inherit;font-size:1.06rem;font-weight:600;color:var(--ink);padding:13px 4px 13px 16px;font-variant-numeric:tabular-nums}.affix{color:var(--muted);font-size:.92rem;font-weight:600;padding:0 14px;white-space:nowrap}.fhint{font-size:.8rem;color:var(--muted)}.seg{display:flex;flex-wrap:wrap;gap:8px}.seg button{font:inherit;font-size:.9rem;font-weight:600;background:#fff;border:1.5px solid var(--line);color:var(--muted);border-radius:99px;padding:9px 18px;cursor:pointer;transition:all .15s}.seg button:hover{border-color:var(--green);color:var(--ink)}.seg button.on{background:var(--green-deep);border-color:var(--green-deep);color:#eef2fd}.results{display:grid;gap:4px;margin-bottom:22px}.rbig{background:var(--green-deep);color:#eef2fd;border-radius:16px;padding:24px 24px 20px;margin-bottom:14px;position:relative;overflow:hidden}.rbig:after{content:"✈";position:absolute;right:10px;bottom:-34px;font-family:Fraunces,serif;font-size:7rem;opacity:.1;line-height:1}.rbig span{display:block;font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;opacity:.75;margin-bottom:8px}.rbig b{font-family:Fraunces,serif;font-size:clamp(1.9rem,3.4vw,2.6rem);font-weight:600;letter-spacing:-.01em;font-variant-numeric:tabular-nums}.rbig i{display:block;font-style:normal;font-size:.85rem;opacity:.75;margin-top:6px}.rrow{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:11px 4px;border-bottom:1px dashed var(--line);font-size:.95rem}.rrow:last-child{border-bottom:0}.rrow span{color:var(--muted)}.rrow span i{display:block;font-style:normal;font-size:.78rem}.rrow b{font-variant-numeric:tabular-nums;font-weight:700;white-space:nowrap}.bars{display:grid;gap:14px;margin-top:6px}.bar{display:grid;grid-template-columns:92px 1fr auto;align-items:center;gap:12px;font-size:.88rem}.blabel{color:var(--muted);font-weight:600}.btrack{height:10px;border-radius:99px;background:#e7e3d3;overflow:hidden}.bfill{display:block;height:100%;border-radius:99px;transition:width .4s ease}.bar b{font-variant-numeric:tabular-nums;white-space:nowrap}.twrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;margin-top:18px}.tbl{width:100%;border-collapse:collapse;font-size:.9rem;font-variant-numeric:tabular-nums}.tbl th{text-align:left;font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:#eef1f7;padding:11px 14px;white-space:nowrap}.tbl td{padding:10px 14px;border-top:1px solid var(--line)}.tbl tbody tr:hover td{background:#f4f6fb}.tbl tfoot td{font-weight:700;background:var(--green-tint);border-top:2px solid var(--green)}.note{margin-top:18px;padding:15px 18px 15px 20px;background:var(--gold-tint);border-left:4px solid var(--gold);border-radius:0 12px 12px 0;font-size:.9rem;color:#6b4d12}.howto{max-width:860px;margin:0 0 54px}.howto h2,.related h2{font-family:Fraunces,serif;font-size:1.7rem;font-weight:600;margin:0 0 18px;letter-spacing:-.01em}.formula{font-family:Fraunces,serif;font-style:italic;font-size:1.15rem;background:var(--card);border:1px solid var(--line);border-left:4px solid var(--green);border-radius:0 14px 14px 0;padding:18px 22px;margin-bottom:22px;box-shadow:var(--shadow)}.howto ul{list-style:none;margin:0;padding:0;display:grid;gap:12px;counter-reset:step}.howto li{counter-increment:step;position:relative;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px 16px 62px;font-size:.95rem}.howto li:before{content:counter(step);position:absolute;left:18px;top:16px;width:28px;height:28px;border-radius:50%;background:var(--green-tint);color:var(--green-deep);font-weight:700;font-size:.85rem;display:grid;place-items:center}.related{margin-bottom:70px}.footer{background:var(--green-deep);color:#e4e9f7;margin-top:40px}.footer .container{padding-top:56px;padding-bottom:30px}.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:44px}.fgrid p{color:#a9b4cc;font-size:.92rem;max-width:380px}.fgrid h4{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:#8494b8;margin:0 0 16px}.footer .f{display:block;color:#d5dcf0;text-decoration:none;font-size:.92rem;padding:5px 0}.footer .f:hover{color:#fff}.footer .brand{color:#eef2fd;margin-bottom:14px}.footer .brand em{color:#a9b4cc}.footer .brand .mark{background:#eef2fd;color:var(--green-deep)}.fbottom{border-top:1px solid rgba(243,238,218,.16);padding:20px 28px;font-size:.8rem;color:#8494b8;max-width:1180px;margin:0 auto}@media (max-width: 900px){.calc{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr 1fr}.hhero:before{font-size:15rem;right:-30px;opacity:.4}}@media (max-width: 640px){.container{padding:0 18px}.hide-m{display:none}.hhero{padding:60px 16px 20px}.hstats{gap:24px}.fgrid{grid-template-columns:1fr;gap:28px}.bar{grid-template-columns:76px 1fr auto}.panel{padding:22px 18px}.tp-title .ticon{width:50px;height:50px}}.adslot{margin:34px auto;max-width:970px;min-height:90px;display:flex;align-items:center;justify-content:center;border:1px dashed var(--line);border-radius:14px;background:#eef1f7}.adslot .adsbygoogle{width:100%}.adslot-ph{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600}.sopbox{width:100%;min-height:220px;resize:vertical;font:inherit;font-size:.95rem;line-height:1.65;color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:13px;padding:14px 16px;outline:0}.sopbox:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--green-tint)}details.qa{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:10px}details.qa summary{cursor:pointer;font-weight:600;font-size:.95rem}details.qa p{margin:8px 0 4px;color:var(--muted);font-size:.9rem}.checkline{display:flex;align-items:flex-start;gap:10px;padding:9px 4px;border-bottom:1px dashed var(--line);font-size:.94rem;cursor:pointer}.checkline:last-child{border-bottom:0}.checkline input{margin-top:4px;width:17px;height:17px;accent-color:#1e63b6;flex:none}.checkline.done span{text-decoration:line-through;color:var(--muted)}.has-drop{position:relative}.has-drop>a{cursor:pointer}.drop{display:none;position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%);background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 60px #14294d29;padding:18px 22px;grid-template-columns:repeat(4,minmax(180px,1fr));gap:18px;z-index:60;text-align:left}.has-drop:hover .drop,.has-drop:focus-within .drop{display:grid}.drop-cat b{display:block;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:8px}.drop-cat a{display:block;font-size:.86rem;color:var(--ink);padding:4px 0;text-decoration:none}.drop-cat a:hover{color:#1e63b6;text-decoration:underline}@media (max-width: 900px){.drop{display:none!important}}.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.85rem;color:var(--muted);margin:22px 0 6px}.crumbs a{color:#1e63b6;text-decoration:none}.crumbs a:hover{text-decoration:underline}.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:34px 0 10px}.pn{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;text-decoration:none;display:grid;gap:4px}.pn span{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}.pn b{color:var(--ink);font-size:.95rem}.pn.r{text-align:right}.pn:hover{border-color:#1e63b6}@media (max-width: 640px){.prevnext{grid-template-columns:1fr}}.bhero{text-align:center;padding:56px 0 8px;max-width:760px;margin:0 auto}.bhero h1{font-size:clamp(2rem,5vw,3.1rem);margin:14px 0}.bhero h1 em{font-style:italic;color:#1e63b6}.bhero p{color:var(--muted);font-size:1.05rem;line-height:1.7}.bgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin-top:30px}.bcard{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;text-decoration:none;display:grid;gap:10px;align-content:start;border-top:4px solid var(--cc, #1e63b6);transition:transform .15s,box-shadow .15s}.bcard:hover{transform:translateY(-3px);box-shadow:0 14px 34px #14294d1f}.bcat{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--cc, #1e63b6)}.bcard h3{color:var(--ink);font-size:1.08rem;line-height:1.45;margin:0}.bcard p{color:var(--muted);font-size:.9rem;line-height:1.6;margin:0}.bmeta{font-size:.78rem;color:var(--muted)}.post{background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(24px,5vw,56px);margin-top:18px;border-top:5px solid var(--cc, #1e63b6)}.post h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.25;margin:12px 0 10px}.postmeta{color:var(--muted);font-size:.85rem;margin-bottom:26px;padding-bottom:20px;border-bottom:1px solid var(--line)}.pbody{font-size:1.02rem;line-height:1.8;color:#2b3245}.pbody h2{font-size:1.45rem;margin:38px 0 14px;color:var(--ink)}.pbody p{margin:0 0 16px}.pbody ul,.pbody ol{margin:0 0 18px;padding-left:24px;display:grid;gap:8px}.pbody a{color:#1e63b6}.pbody strong{color:var(--ink)}.pfaq{margin-top:40px}.pfaq h2{font-size:1.45rem;margin-bottom:16px}.pfaq details{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px}.pfaq summary{cursor:pointer;font-weight:600}.pfaq p{margin:10px 0 4px;color:var(--muted);line-height:1.7}.pcta{display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;background:#14294d;color:#f8f6f1;border-radius:18px;padding:28px 30px;margin-top:40px}.pcta h3{margin:0 0 6px;font-size:1.25rem}.pcta p{margin:0;opacity:.8;font-size:.92rem;max-width:520px}.pcta .btn{background:#c77b0a;color:#fff;font-weight:700;padding:13px 24px;border-radius:12px;text-decoration:none;white-space:nowrap}.pcta .btn:hover{background:#a86608}.smgrid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:26px}.smgrid h2{font-size:1.3rem;margin-bottom:14px}.smgrid h3{font-size:.95rem;margin:0 0 8px}.smlist{list-style:none;padding:0;margin:0 0 6px;display:grid;gap:7px}.smlist a{color:#1e63b6;text-decoration:none;font-size:.93rem}.smlist a:hover{text-decoration:underline}@media (max-width: 760px){.smgrid{grid-template-columns:1fr}}.updated{color:var(--muted);font-size:.82rem;margin:-24px 0 34px}.tcontent{max-width:860px;margin:0 0 34px;color:var(--ink);line-height:1.75}.tcontent h2{font-family:Fraunces,serif;font-size:1.55rem;font-weight:600;margin:40px 0 12px;letter-spacing:-.01em}.tcontent p{margin:0 0 16px}.tcontent ul{margin:0 0 16px;padding-left:22px;display:grid;gap:8px}.tcontent strong{color:#14294d}.tcontent a{color:#1e63b6}.example-box{max-width:860px;background:#eef1f7;border:1px solid var(--line);border-radius:16px;padding:24px 28px;margin:0 0 34px}.example-box h2{font-family:Fraunces,serif;font-size:1.3rem;margin:0 0 10px}.example-box p,.example-box ul{margin:0 0 12px;line-height:1.7}.example-box ul{padding-left:22px}.sources{max-width:860px;margin:0 0 34px}.sources h2{font-size:1.15rem;margin:0 0 10px}.sources ul{list-style:none;padding:0;margin:0 0 14px;display:grid;gap:7px}.sources a{color:#1e63b6;text-decoration:none;font-size:.93rem}.sources a:hover{text-decoration:underline}.disclaimer{font-size:.82rem;color:var(--muted);font-style:italic;max-width:640px;line-height:1.6}.pstats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin:0 0 34px}.pstat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px}.pstat b{display:block;font-family:Fraunces,serif;font-size:1.5rem;color:#14294d;margin-bottom:4px}.pstat span{font-size:.82rem;color:var(--muted)}.amount-pills{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 34px}.anchor-ad{position:fixed;left:0;right:0;bottom:0;z-index:999;display:none;background:#fff;border-top:1px solid var(--line);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom)}@media (max-width: 899px){.anchor-ad{display:block}}.anchor-body{height:50px;max-width:760px;margin:0 auto}.anchor-x{position:absolute;top:-30px;right:10px;width:26px;height:26px;border-radius:50%;background:#14294d;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center}body.has-anchor{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.infeed-ad{grid-column:1 / -1}.adslot{margin:26px 0;min-height:90px}.adslot ins{display:block}.about{max-width:820px;padding:40px 0 60px}.about .kicker{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#c77b0a;margin-bottom:12px}.about h1{font-family:Fraunces,serif;font-size:clamp(2rem,4.5vw,2.9rem);letter-spacing:-.02em;margin:0 0 20px;line-height:1.15}.about h1 em{color:#c77b0a;font-style:normal}.about .lede{font-size:1.1rem;line-height:1.75;color:#33415c;margin-bottom:34px}.about h2{font-size:1.3rem;margin:34px 0 10px;font-family:Fraunces,serif}.about p,.about ul{line-height:1.75;color:var(--ink)}.about ul{padding-left:22px;display:grid;gap:8px;margin-bottom:18px}.about .sourcelist a{color:#1e63b6;text-decoration:none}.about .sourcelist a:hover{text-decoration:underline}