:root{color:#172b3a;font-synthesis:none;background:#f7fafc;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;line-height:1.65}a{color:#126782}a:hover{text-decoration-thickness:2px}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%}.container{width:min(100% - 2.5rem,1200px);margin-inline:auto}.narrow{max-width:800px}.skip{z-index:20;background:#fff;padding:.6rem;position:absolute;top:-5rem;left:1rem}.skip:focus{top:1rem}:focus-visible{outline-offset:3px;outline:3px solid #e59a45}.header-inner{justify-content:space-between;align-items:center;gap:1rem;min-height:78px;display:flex}.brand{color:#172b3a;letter-spacing:-.04em;white-space:nowrap;align-items:center;gap:.55rem;font-size:1.15rem;font-weight:800;text-decoration:none;display:inline-flex}.brand-domain{font-weight:500}.site-header nav{flex-wrap:wrap;gap:clamp(.5rem,2vw,2rem);display:flex}.site-header nav a{color:#263c48;font-size:.94rem;font-weight:650;text-decoration:none}.site-header nav a:hover{text-decoration:underline}.hero{background:linear-gradient(130deg,#e5f1f5,#f7fafc 57%,#fff);padding:clamp(4rem,8vw,7.5rem) 0}.hero-grid{grid-template-columns:1.1fr .9fr;align-items:center;gap:clamp(2rem,5vw,5rem);display:grid}.eyebrow{color:#126782;text-transform:uppercase;letter-spacing:.13em;font-size:.72rem;font-weight:800}h1,h2,h3{letter-spacing:-.035em;margin:0 0 .8em;line-height:1.15}h1{max-width:13ch;font-size:clamp(2.6rem,5.8vw,5.3rem)}p{margin:.4rem 0 1.2rem}.lead{color:#405562;max-width:64ch;font-size:clamp(1.1rem,1.7vw,1.3rem)}.actions{flex-wrap:wrap;gap:.8rem;margin-top:2rem;display:flex}.button{color:#fff;background:#126782;border:1px solid #126782;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:.8rem 1.15rem;font-weight:700;line-height:1.3;text-decoration:none;display:inline-flex}.button:hover{color:#fff;background:#0e5369}.button-secondary{color:#126782;background:#fff}.button-secondary:hover{color:#126782;background:#e5f1f5}.button-dark{background:#172b3a;border-color:#172b3a}.button-dark:hover{background:#29485c}.hero-panel,.card,.tool-panel,.table-wrap{background:#fff;border:1px solid #dce8ed;border-radius:16px;box-shadow:0 12px 36px #1736470a}.hero-panel{padding:1.4rem}.panel-top{color:#5a6e78;border-bottom:1px solid #e5edf0;align-items:center;gap:.5rem;padding-bottom:1rem;font-size:.84rem;font-weight:700;display:flex}.dot{background:#e59a45;border-radius:50%;width:9px;height:9px}.compare{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.compare ul{margin:0;padding:0;list-style:none}.compare li{overflow-wrap:anywhere;border-bottom:1px solid #edf2f4;padding:.42rem 0;font-family:ui-monospace,Consolas,monospace;font-size:.9rem}.compare strong{color:#5a6e78;font-size:.76rem}.compare .after{color:#126782;font-weight:700}.section{padding:clamp(3.5rem,7vw,6.5rem) 0}.section-heading{max-width:700px;margin-bottom:2rem}.grid{grid-template-columns:repeat(3,1fr);gap:1rem;display:grid}.card{color:inherit;padding:1.4rem;text-decoration:none;transition:transform .18s,box-shadow .18s}.card:hover{transform:translateY(-3px);box-shadow:0 17px 38px #17364717}.card .icon{color:#126782;margin-bottom:1.1rem;font-size:1.5rem;display:block}.card .more{color:#126782;font-weight:700}.product-note{background:#e5f1f5;border-radius:20px;justify-content:space-between;align-items:center;gap:2rem;padding:clamp(1.5rem,4vw,3rem);display:flex}.product-note p{max-width:65ch;margin-bottom:0}.product-note .button{flex-shrink:0}.page-hero{background:#e5f1f5;padding:3.5rem 0 2.5rem}.page-hero h1{max-width:19ch;font-size:clamp(2.4rem,4vw,3.9rem)}.breadcrumbs{color:#54707e;margin-bottom:1.3rem;font-size:.85rem}.breadcrumbs a{color:inherit}.prose{max-width:800px;padding:3rem 0 5rem}.prose h2{margin:2.2rem 0 .7rem;font-size:1.9rem}.prose code,.code{overflow-wrap:anywhere;background:#e9f1f4;border-radius:4px;padding:.12em .35em}.prose pre{color:#fff;background:#172b3a;border-radius:10px;padding:1.2rem;overflow:auto}.prose pre code{color:inherit;background:0 0;padding:0}.prose table{border-collapse:collapse;width:100%}.prose th,.prose td{text-align:left;border:1px solid #dce8ed;padding:.5rem}.tool-layout{grid-template-columns:minmax(270px,380px) 1fr;align-items:start;gap:1.4rem;display:grid}.tool-panel{padding:1.4rem}.field{margin-bottom:1rem;font-size:.9rem;font-weight:650;display:block}.field input,.field select,.field textarea,textarea.input{color:#172b3a;background:#fff;border:1px solid #adc4cf;border-radius:7px;width:100%;margin-top:.35rem;padding:.6rem .7rem;font-weight:400;display:block}.field textarea{resize:vertical;min-height:145px}.field input[type=checkbox]{width:auto;margin-right:.4rem;display:inline}.field-row{grid-template-columns:1fr 1fr;gap:.7rem;display:grid}.hint,.fine{color:#5d717c;font-size:.85rem}.status{color:#536a76;margin:1rem 0;font-size:.9rem}.table-wrap{overflow:auto}.preview-table{border-collapse:collapse;width:100%;min-width:450px}.preview-table th,.preview-table td{text-align:left;overflow-wrap:anywhere;border-bottom:1px solid #e8eff2;max-width:300px;padding:.7rem 1rem}.preview-table th{text-transform:uppercase;letter-spacing:.08em;color:#5d717c;font-size:.75rem}.preview-table td{font-family:ui-monospace,Consolas,monospace;font-size:.88rem}.preview-table .changed{color:#126782;font-weight:700}.preview-table .warning{color:#905a10}.site-footer{color:#d6e1e7;background:#172b3a;padding:3.5rem 0}.footer-grid{grid-template-columns:2fr 1fr 1fr;gap:2rem;display:grid}.site-footer h2{letter-spacing:0;color:#fff;font-size:1rem}.site-footer a:not(.brand){margin:.45rem 0;display:block}.footer-brand{color:#fff}.notice{background:#fff8eb;border-left:4px solid #e59a45;border-radius:4px;padding:1rem 1.2rem}.tool-actions{flex-wrap:wrap;gap:.6rem;margin-top:1rem;display:flex}.inline-tool{margin-top:2rem}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width<=800px){.hero-grid,.tool-layout{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.product-note{display:block}.product-note .button{margin-top:1rem}.header-inner{flex-direction:column;align-items:flex-start;padding-block:1rem}.footer-grid{grid-template-columns:1fr 1fr}}@media (width<=540px){.container{width:min(100% - 1.5rem,1200px)}.grid,.footer-grid{grid-template-columns:1fr}.site-header nav{gap:.7rem 1rem}.site-header nav a{font-size:.87rem}.hero{padding:3.5rem 0}.field-row{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}.card:hover{transform:none}}.tool-panel{min-width:0}.table-wrap{max-width:100%}@font-face{font-family:DM Sans Variable;font-style:normal;font-display:swap;font-weight:100 1000;src:url(/_astro/dm-sans-latin-ext-wght-normal.BOFOeGcA.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:DM Sans Variable;font-style:normal;font-display:swap;font-weight:100 1000;src:url(/_astro/dm-sans-latin-wght-normal.Xz1IZZA0.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk Variable;font-style:normal;font-display:swap;font-weight:300 700;src:url(/_astro/space-grotesk-vietnamese-wght-normal.D0rl6rjA.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk Variable;font-style:normal;font-display:swap;font-weight:300 700;src:url(/_astro/space-grotesk-latin-ext-wght-normal.D9tNdqV9.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk Variable;font-style:normal;font-display:swap;font-weight:300 700;src:url(/_astro/space-grotesk-latin-wght-normal.BhU9QXUp.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{color:#242038;--ink:#242038;--paper:#fbf7ef;--white:#fffdfa;--violet:#5436c7;--violet-dark:#372197;--coral:#e45849;--lime:#d7ed78;--lavender:#e9e4ff;--border:#cec8d5;--muted:#5d566d;background:#fbf7ef;font-family:DM Sans Variable,system-ui,sans-serif}body{color:var(--ink);background:var(--paper)}a{color:var(--violet-dark);text-underline-offset:.16em}::selection{background:var(--lime);color:var(--ink)}h1,h2,h3,.brand,.eyebrow{font-family:Space Grotesk Variable,system-ui,sans-serif}h1,h2,h3{letter-spacing:-.05em;line-height:1.08}h1{font-size:clamp(3rem,6vw,6rem)}h2{font-size:clamp(2rem,3vw,3.1rem)}h3{font-size:1.25rem}.lead{color:#4e475c}.eyebrow{color:var(--violet-dark);letter-spacing:.15em;font-size:.76rem}.eyebrow:before{content:"✳";color:var(--coral);margin-right:.5rem;font-size:1rem}.site-header{background:var(--paper);border-bottom:2px solid var(--ink)}.topline{background:var(--ink);color:#f5eddd;letter-spacing:.12em;text-transform:uppercase;padding:.45rem 0;font-size:.73rem;font-weight:700}.topline .container{justify-content:space-between;gap:1rem;display:flex}.topline a{color:var(--lime)}.header-inner{min-height:88px}.brand{color:var(--ink);font-size:1.25rem}.brand-accent{color:var(--coral)}.site-header nav{gap:.25rem}.site-header nav a{color:var(--ink);border:1px solid #0000;padding:.5rem .75rem}.site-header nav a:hover,.site-header nav a[aria-current=page]{border-color:var(--ink);background:var(--lime);text-decoration:none}.hero{background:var(--paper);position:relative;overflow:hidden}.hero:before{content:"";pointer-events:none;border:1px solid #aaa4bc;border-radius:50%;width:42rem;height:42rem;position:absolute;top:-10rem;right:-9rem;box-shadow:0 0 0 4rem #5436c70a,0 0 0 8rem #e4584908}.hero-grid{gap:clamp(2rem,5vw,6rem);position:relative}.hero h1{max-width:14ch}.hero h1 em{color:var(--violet);font-style:normal;display:block}.hero-stamp{border:1px solid var(--ink);background:var(--lime);border-radius:100px;align-items:center;margin:0 0 1.6rem;padding:.35rem .8rem;font-size:.78rem;font-weight:700;display:inline-flex;transform:rotate(-2deg)}.button{background:var(--violet);border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);border-radius:4px;transition:transform .15s,box-shadow .15s}.button:hover{background:var(--violet-dark);box-shadow:2px 2px 0 var(--ink);transform:translate(2px,2px)}.button-secondary{background:var(--white);color:var(--ink)}.button-secondary:hover{background:var(--lime);color:var(--ink)}.button-dark{background:var(--ink);border-color:var(--ink);box-shadow:4px 4px 0 var(--coral)}.button-dark:hover{box-shadow:2px 2px 0 var(--coral);background:#3d3558}.hero-panel{background:var(--ink);border:2px solid var(--ink);box-shadow:12px 12px 0 var(--coral);color:#fff;border-radius:4px;padding:1.5rem;transform:rotate(1deg)}.hero-panel .panel-top{color:var(--lime);border-color:#605a75}.hero-panel .field{color:#fff}.hero-panel .hint{color:#ded7e9}.hero-panel .compare li{border-color:#5d5870}.hero-panel .compare strong{color:#d2cce5}.hero-panel .compare .after{color:var(--lime)}.dot{background:var(--coral);box-shadow:16px 0 0 var(--lime),32px 0 0 var(--lavender);margin-right:2rem}.section-tint{background:var(--lavender)}.section-heading{max-width:740px}.section-heading h2{max-width:20ch}.card{background:var(--white);border:1.5px solid var(--ink);border-radius:4px;flex-direction:column;transition:transform .15s,box-shadow .15s;display:flex;box-shadow:5px 5px #24203825}.card:hover{box-shadow:8px 8px 0 var(--coral);transform:translate(-2px,-2px)}.card p{color:var(--muted);margin-bottom:1rem}.card .icon{color:var(--violet);font-family:Space Grotesk Variable,sans-serif}.card .more{color:var(--violet-dark);margin-top:auto}.problem-list{border-top:2px solid var(--ink)}.problem-row{border-bottom:1.5px solid var(--ink);color:var(--ink);grid-template-columns:70px minmax(0,1.3fr) minmax(0,1fr) 30px;align-items:center;gap:1.3rem;padding:1.15rem .4rem;text-decoration:none;transition:background .15s,padding .15s;display:grid}.problem-row:hover{background:var(--lime);padding-inline:1rem}.problem-row .number{color:#a12c22;font:700 1rem Space Grotesk Variable,sans-serif}.problem-row h3{margin:0;font-size:clamp(1.25rem,2.2vw,1.9rem)}.problem-row p{color:var(--muted);margin:0}.problem-row .arrow{color:var(--violet);font-size:1.5rem}.product-note{background:var(--lime);border:2px solid var(--ink);box-shadow:10px 10px 0 var(--ink);border-radius:4px}.product-note .eyebrow{color:var(--ink)}.product-note h2{max-width:16ch}.page-hero{background:var(--lavender);border-bottom:2px solid var(--ink);position:relative;overflow:hidden}.page-hero:after{content:"";pointer-events:none;border:3rem solid #5436c718;border-radius:50%;width:26rem;height:26rem;position:absolute;top:-8rem;right:-7rem}.page-hero .container{z-index:1;position:relative}.page-hero h1{font-size:clamp(2.7rem,5vw,5rem)}.breadcrumbs{color:#51496a}.article-shell{grid-template-columns:210px minmax(0,760px);align-items:start;gap:clamp(2rem,5vw,5rem);padding:3.5rem 0 6rem;display:grid}.article-side{border-top:3px solid var(--coral);padding-top:1rem;position:sticky;top:2rem}.article-side strong{text-transform:uppercase;letter-spacing:.12em;font-family:Space Grotesk Variable,sans-serif;font-size:.74rem}.article-side a{color:var(--muted);margin:.75rem 0;font-size:.9rem;text-decoration:none;display:block}.article-side a:hover{color:var(--violet-dark);text-decoration:underline}.article-side .chapter{color:var(--violet);margin-bottom:1rem;font-family:Space Grotesk Variable,sans-serif;font-size:3rem;font-weight:700;line-height:1}.article-shell .prose{max-width:none;padding:0}.prose h2{border-top:1px solid var(--border);margin:2.4rem 0 .7rem;padding-top:.7rem;font-size:clamp(1.7rem,2.6vw,2.3rem)}.prose h2:first-child{border:0;margin-top:0;padding-top:0}.prose h3{margin:1.7rem 0 .45rem}.prose p,.prose li{font-size:1.04rem}.prose li{margin:.5rem 0}.prose blockquote{background:var(--lime);border-left:4px solid var(--ink);margin:2rem 0;padding:1rem 1.3rem;font-weight:700}.prose blockquote p:last-child{margin:0}.prose code,.code{background:#eae4ff}.prose pre{background:var(--ink);border-radius:4px}.prose th{background:var(--lavender)}.prose th,.prose td{border-color:var(--border);padding:.7rem}.related-links{border-top:2px solid var(--ink);margin-top:3rem;padding-top:1rem}.related-links h2{border:0;margin:0 0 .8rem;padding:0}.related-links a{margin:.5rem 0;font-weight:700;display:block}.tool-panel{background:var(--white);border:1.5px solid var(--ink);border-radius:4px;box-shadow:6px 6px #24203820}.tool-panel h2{font-size:1.5rem}.field input,.field select,.field textarea,textarea.input{border:1.5px solid #a9a0b4;border-radius:3px}.hint,.fine,.status{color:var(--muted)}.table-wrap{border:1px solid var(--border)}.preview-table th,.preview-table td{border-color:var(--border)}.preview-table th{background:var(--lavender);color:var(--ink);font-family:Space Grotesk Variable,sans-serif}.preview-table .changed{color:var(--violet-dark)}.preview-table .error{color:#a12c22}.tool-explainer{max-width:850px;padding-top:1rem}.tool-explainer h2{margin:2.2rem 0 .7rem}.tool-explainer .grid{grid-template-columns:repeat(2,1fr)}.tool-explainer .card{box-shadow:none}.notice{border-color:var(--coral);background:#fff0e8}.site-footer{background:var(--ink);color:#e6e0e7}.site-footer a{color:#eee7ff}.site-footer h2{color:var(--lime)}.site-footer .fine{color:#d3cad8}.footer-mark{color:var(--lime);font-family:Space Grotesk Variable,sans-serif;font-size:4rem;line-height:1}.promise-strip{background:var(--violet);color:#fff;border-block:2px solid var(--ink);padding:1rem 0}.promise-strip .container{flex-wrap:wrap;justify-content:space-between;gap:1rem;font-family:Space Grotesk Variable,sans-serif;font-size:.9rem;display:flex}.promise-strip strong{color:var(--lime)}.tool-cards .card:nth-child(2){background:#fff2e9}.tool-cards .card:nth-child(3){background:#f5f9d8}.knowledge-grid .card .icon{letter-spacing:.1em;color:#a12c22;font-size:.85rem}@media (width<=900px){.article-shell{grid-template-columns:1fr}.article-side{display:none}}@media (width<=800px){.hero-panel{max-width:650px}.product-note .button{margin-top:1.2rem}}@media (width<=650px){.topline .mobile-hide{display:none}.hero-panel{box-shadow:6px 6px 0 var(--coral);transform:none}.problem-row{grid-template-columns:38px minmax(0,1fr) 22px;gap:.7rem}.problem-row p{grid-area:2/2}.problem-row .arrow{grid-area:1/3}.tool-explainer .grid{grid-template-columns:1fr}.article-shell{padding:2rem 0 4rem}}@media (prefers-reduced-motion:reduce){.card,.button,.problem-row{transition:none}.card:hover,.button:hover{transform:none}}