@font-face{font-family:"Space Grotesk";src:url(/assets/fonts/space-grotesk-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Space Grotesk";src:url(/assets/fonts/space-grotesk-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(/assets/fonts/jetbrains-mono-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(/assets/fonts/jetbrains-mono-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url(/assets/fonts/atkinson-hyperlegible-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url(/assets/fonts/atkinson-hyperlegible-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}
:root{--ink:#14181f;--ink2:#1e2530;--steel:#3a4556;--blue:#2f6bff;--blue-d:#1f4fd1;--orange:#ff7a1a;--orange-d:#d85f05;--paper:#f6f7f9;--card:#fff;--line:#dde2ea;--text:#1d2430;--muted:#556070;
 --head:"Space Grotesk",system-ui,sans-serif;--mono:"JetBrains Mono",ui-monospace,monospace;--body:"Atkinson Hyperlegible",system-ui,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;font-family:var(--body);font-size:1.12rem;line-height:1.68;color:var(--text);background:var(--paper)}
img,svg{max-width:100%;display:block}
a{color:var(--blue-d);text-underline-offset:3px}a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--head);font-weight:700;color:var(--ink);line-height:1.12;letter-spacing:-.015em;margin:0 0 .5em}
h1{font-size:clamp(2.2rem,5vw,3.5rem)}h2{font-size:clamp(1.6rem,3.2vw,2.25rem)}h3{font-size:1.25rem}
p{margin:0 0 1em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 14px;z-index:99;border-radius:6px}.skip:focus{left:8px}
.ico{width:24px;height:24px;flex:none}.ico-sm{width:18px;height:18px}
.mono{font-family:var(--mono)}
.kicker{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-weight:700;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-d);margin:0 0 .6em}
.small{font-size:.97rem;color:var(--muted)}.center{text-align:center;justify-content:center}
.chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:#eaf0ff;color:var(--blue-d);border-radius:999px;padding:4px 10px}

/* logo + header */
.logo{display:inline-flex;align-items:center;gap:10px}
.mark{width:38px;height:38px}
.wm{font-family:var(--head);font-weight:700;font-size:1.6rem;color:var(--ink);letter-spacing:-.02em}
.wm b{color:var(--blue)}
.brand{text-decoration:none}
.site-head{background:rgba(255,255,255,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:2px}
.site-nav a{display:block;padding:10px 12px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:700}
.site-nav a:hover{background:var(--paper)}
.site-nav a[aria-current]{color:var(--blue-d);box-shadow:inset 0 -3px 0 var(--blue)}
.nav-cta a{background:var(--ink);color:#fff;margin-left:8px}
.nav-cta a:hover{background:var(--blue);color:#fff}
.nav-toggle{display:none;background:none;border:0;padding:12px;cursor:pointer;color:var(--ink)}
.bars,.bars::before,.bars::after{display:block;width:26px;height:3px;background:currentColor;border-radius:2px;position:relative;content:""}
.bars::before{position:absolute;top:-8px}.bars::after{position:absolute;top:8px}
@media (max-width:900px){.nav-toggle{display:block}.site-nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);display:none;padding:8px 20px 18px}.site-nav.open{display:block}.site-nav ul{flex-direction:column;align-items:stretch}.nav-cta a{margin:8px 0 0;text-align:center}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--blue);color:#fff;font:inherit;font-weight:700;text-decoration:none;padding:12px 22px;border-radius:10px;border:2px solid var(--blue);min-height:50px;cursor:pointer;transition:transform .12s,background .12s}
.btn:hover{background:var(--blue-d);border-color:var(--blue-d);color:#fff;transform:translateY(-1px)}
.btn-line{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-line:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-orange{background:var(--orange);border-color:var(--orange);color:var(--ink)}
.btn-orange:hover{background:var(--orange-d);border-color:var(--orange-d);color:#fff}
.btn-sm{padding:8px 14px;min-height:44px;font-size:1rem}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:1.4em 0}

/* hero */
.hero{background:linear-gradient(180deg,#fff 0,#eef2f8 100%);border-bottom:1px solid var(--line);overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-top:56px;padding-bottom:60px}
.hero h1 span{color:var(--blue);position:relative}
.hero h1 span::after{content:"";position:absolute;left:0;right:0;bottom:.06em;height:.18em;background:var(--orange);opacity:.85;z-index:-1;border-radius:3px}
.hero .lede{font-size:1.25rem;color:var(--muted);max-width:36em}
.hero-art{width:100%;max-width:520px;margin:0 auto}
.hero-photo{width:100%;height:auto;border-radius:18px;box-shadow:0 20px 50px rgba(20,24,31,.18)}
.proof{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--muted);font-size:1rem}
.proof li{display:flex;align-items:center;gap:6px}.proof .ico{color:#0f9d58}
@media (max-width:900px){.hero-in{grid-template-columns:1fr;padding-top:32px}.hero-vis{order:-1}.hero-art{max-width:340px}}

/* sections + cards */
.sec{padding:68px 0}.sec-alt{background:#eef2f8}
.sec-dark{background:var(--ink);color:#dfe5ee}.sec-dark h2,.sec-dark h3{color:#fff}.sec-dark .kicker{color:var(--orange)}
.sec-head{max-width:740px;margin:0 0 30px}
.grid{display:grid;gap:20px}.g3{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
a.card{display:flex;flex-direction:column;text-decoration:none;color:var(--text);transition:transform .12s,box-shadow .12s,border-color .12s}
a.card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(20,24,31,.1);border-color:#bccaf0}
.card p{color:var(--muted);font-size:1rem}
.card h3{margin-top:.5em}
.tool-ico{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:var(--ink);color:#fff}
.tool .tool-ico{background:var(--blue)}.tool-pdf .tool-ico{background:var(--orange);color:var(--ink)}
.more-link{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--blue-d)}
.count{margin-top:auto;font-family:var(--mono);font-weight:700;font-size:.9rem;color:var(--orange-d)}
.sec-card{padding:0;overflow:hidden}.sec-card .card-in{padding:22px;display:flex;flex-direction:column;flex:1}
.card-img{width:100%;aspect-ratio:3/2;object-fit:cover;height:auto;border-bottom:1px solid var(--line)}
.has-img .tool-ico{margin-top:-46px;border:3px solid #fff}
.hub-img{width:100%;height:auto;aspect-ratio:12/5;object-fit:cover;border-radius:16px;margin:0 0 28px}
.art .chip{align-self:flex-start}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.steps li{background:var(--ink2);border:1px solid #2c3544;border-radius:16px;padding:22px}
.steps .mono{color:var(--orange);font-weight:700;font-size:1.3rem}
.steps p{color:#b9c3d1;font-size:1rem}.steps a{color:#9cb8ff;font-weight:700}
.app-band{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:36px}
.app-mock{display:flex;justify-content:center}
.phone{width:230px;border-radius:28px;background:var(--ink);padding:16px 12px 18px;box-shadow:0 20px 40px rgba(20,24,31,.25)}
.ph-bar{width:60px;height:6px;border-radius:3px;background:#3a4556;margin:0 auto 14px}
.ph-row{display:flex;justify-content:space-between;gap:8px;background:#1e2530;border-radius:10px;padding:10px 12px;margin-bottom:8px;font-family:var(--mono);font-size:.72rem;color:#dfe5ee}
.ph-row b{color:#fff}.ph-row span{color:var(--orange)}
.ph-scan{display:grid;place-items:center;height:56px;border-radius:12px;background:var(--blue);color:#fff;margin-top:12px}
@media (max-width:800px){.app-band{grid-template-columns:1fr;padding:24px}}

/* pages */
.page{padding:26px 20px 70px}
.page-head{max-width:820px;margin:8px 0 26px}
.lede{font-size:1.25rem;color:var(--muted)}
.meta-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:.95rem}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px;font-size:.95rem;color:var(--muted)}
.crumbs li+li::before{content:"/";margin-right:6px;color:#aab3c0}.crumbs a{color:var(--muted)}
.art-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px;align-items:start}
.art-solo{max-width:820px}.art-wide{max-width:none}
.prose{max-width:780px;min-width:0}.art-wide .prose{max-width:none}
.prose h2{margin-top:1.6em;scroll-margin-top:96px}.prose h3{margin-top:1.3em}
.prose ul,.prose ol{padding-left:1.3em}.prose li{margin:.35em 0}
.prose code,.prose kbd{font-family:var(--mono);font-size:.92em;background:#eaf0ff;color:var(--ink);padding:2px 6px;border-radius:5px}
.prose table{border-collapse:collapse;width:100%;margin:1em 0 1.6em;font-size:1rem}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.prose th{background:#eef2f8;font-family:var(--head)}
.table-wrap{overflow-x:auto}
.toc{position:sticky;top:96px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.toc-h{font-family:var(--mono);font-weight:700;font-size:.85rem;text-transform:uppercase;margin:0 0 .4em}
.toc ol{margin:0;padding-left:1.2em;font-size:1rem}
@media (max-width:960px){.art-grid{grid-template-columns:minmax(0,1fr)}.art-grid aside{display:none}}
.tip{border-left:5px solid var(--orange);background:#fff;padding:14px 18px;border-radius:0 12px 12px 0;margin:1.2em 0}
.example{font-family:var(--mono);background:var(--ink);color:#e7ecf5;border-radius:12px;padding:16px 18px;overflow-x:auto;font-size:.95rem;line-height:1.6;white-space:pre}
.toolcta{display:flex;align-items:center;gap:14px;background:#eaf0ff;border:1px solid #c8d6ff;border-radius:14px;padding:14px 18px;text-decoration:none;color:var(--ink);margin:1.4em 0}
.toolcta>.ico:first-child{color:var(--blue)}.toolcta span{flex:1}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:10px 0}
.faq summary{font-weight:700;cursor:pointer}.faq details p{margin:.7em 0 0}
.sources{margin-top:2em;border-top:1px solid var(--line);padding-top:1em}.sources h2{font-size:1.3rem}.sources li{font-size:1rem}
.more{margin-top:56px}.sub-h{margin-top:46px;font-size:1.5rem}
.hub-sec{margin:0 0 44px}.hub-sec h2 a{color:var(--ink);text-decoration:none}
.note{margin-top:24px;color:var(--muted)}
.amz{display:flex;flex-direction:column}.amz p{flex:1}.amz .btn{align-self:flex-start}
.grid-amz{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin:1em 0 2em}
.dl{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;margin:1em 0}
.dl .tool-ico{background:var(--orange);color:var(--ink);width:56px;height:56px}
.dl h3{margin:0 0 .3em}.dl p{margin:0 0 .6em;color:var(--muted)}
.big404{font-size:3rem;font-weight:700;color:var(--orange)}
.gl dt{font-family:var(--head);font-weight:700;font-size:1.15rem;color:var(--ink);margin-top:1.2em}
.gl dd{margin:.2em 0 0}

/* forms + tools */
.form,.tool-form{display:grid;gap:16px;max-width:680px}
label{font-weight:700}
.form label,.tool-form label{display:grid;gap:6px}
input,select,textarea{font:inherit;padding:11px 13px;border:2px solid var(--line);border-radius:10px;background:#fff;color:var(--text);min-height:48px}
textarea{min-height:140px}
input:focus,select:focus,textarea:focus{border-color:var(--blue)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:620px){.row2,.row3{grid-template-columns:1fr}}
.hint{font-weight:400;font-size:.92rem;color:var(--muted)}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;margin:0 0 20px}
.result{background:var(--ink);color:#fff;border-radius:16px;padding:22px;margin:16px 0}
.result .big{font-family:var(--head);font-size:2.4rem;font-weight:700;color:#fff;line-height:1.1}
.result .lab{font-family:var(--mono);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:#9fb0c6}
.res-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px}
.result p{color:#c9d3e0;margin:.6em 0 0;font-size:1rem}
.out-table{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:.92rem;background:#fff}
.out-table th,.out-table td{border:1px solid var(--line);padding:8px 10px;text-align:left}
.out-table th{background:#eef2f8;font-family:var(--head)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}
.preview-wrap{overflow-x:auto;background:#fff;border:1px dashed var(--line);border-radius:12px;padding:12px}
.sheet{display:grid;gap:8px;grid-template-columns:repeat(var(--cols,3),minmax(0,1fr))}
.lbl{border:1px solid #c9d0db;border-radius:8px;padding:10px 12px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:var(--lh,1in);break-inside:avoid}
.lbl .t{font-family:var(--mono);font-weight:700;font-size:var(--fs,18px);color:#000;line-height:1.1}
.lbl .s{font-family:var(--mono);font-size:11px;color:#333;margin-top:2px}
.lbl svg{width:100%;height:var(--bh,44px);margin-top:6px}
.lbl .hr{font-family:var(--mono);font-size:10px;color:#000}
.abc-a{color:#c2410c;font-weight:700}.abc-b{color:#1f4fd1;font-weight:700}.abc-c{color:#556070;font-weight:700}

/* sale + footer */
.sale{background:#eef2f8;border-top:1px solid var(--line);font-size:1rem}
.sale .wrap{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.sale a{font-weight:700}
.site-foot{background:var(--ink);color:#c9d3e0;padding:50px 0 24px}
.site-foot a{color:#fff}.site-foot .wm{color:#fff}.site-foot .wm b{color:#7fa3ff}
.site-foot .mark rect:first-child{fill:#2a3341}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}
.foot-grid ul{list-style:none;padding:0;margin:0}.foot-grid li{margin:.4em 0}
.foot-h{font-family:var(--mono);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;color:var(--orange);margin:0 0 .6em}
.foot-tag{margin-top:.8em}
.foot-base{border-top:1px solid #2c3544;margin-top:28px;padding-top:18px;font-size:.92rem;opacity:.85}
@media (max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid>div:first-child{grid-column:1/-1}}

@media print{
 body{background:#fff}
 .site-head,.site-foot,.sale,.crumbs,.page-head,.no-print,.faq,.sources,.more,.toc{display:none!important}
 .page{padding:0}.art-solo,.art-wide,.prose{max-width:none}
 .print-area{display:block!important}
 .preview-wrap{border:0;padding:0}
}
input:not([type=checkbox]):not([type=radio]),select,textarea{width:100%;max-width:100%;min-width:0}
input[type=checkbox],input[type=radio]{min-height:0;width:20px;height:20px}
.row2>*,.row3>*,.tool-form>*,.res-grid>*{min-width:0}
.panel{overflow-wrap:anywhere}
.hero h1 span{z-index:0;display:inline-block}