/* BackupEngineer shared stylesheet. No external fonts or assets. */
:root{--ink:#1d2430;--mut:#5b6575;--line:#d9dee6;--acc:#0b6bcb;--acc-dk:#084f96;--warn:#8a1c1c;--bg:#f6f8fb;--card:#fff;--max:1000px}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--acc)} a:hover{color:var(--acc-dk)}
img,svg{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px}
.skip:focus{left:8px;z-index:10}
/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand img{width:34px;height:34px}
.brand-name{font-weight:800;font-size:1.2rem;letter-spacing:-.01em}
.brand-tag{display:block;font-size:.78rem;color:var(--mut);font-weight:500}
.nav{display:flex;flex-wrap:wrap;gap:4px 16px;font-size:.95rem}
.nav a{text-decoration:none;color:var(--ink);padding:4px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current=page]{border-bottom-color:var(--acc)}
/* main */
main{padding:20px 0 40px}
h1{font-size:1.9rem;line-height:1.2;margin:.3em 0 .4em}
h2{font-size:1.3rem;margin:1.6em 0 .5em}
h3{font-size:1.1rem;margin:1.2em 0 .4em}
.lede{font-size:1.1rem;color:var(--mut)}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;margin:14px 0}
.note{font-size:.9rem;color:var(--mut)}
.byline{font-size:.9rem;color:var(--mut);margin-top:-.2em}
blockquote{margin:1em 0;padding:.6em 1em;border-left:4px solid var(--acc);background:#eef4fb;border-radius:0 6px 6px 0}
table{width:100%;border-collapse:collapse;font-size:.93rem;margin:.6em 0}
th,td{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{font-weight:600;color:var(--mut)}
.table-scroll{overflow-x:auto}
article{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px 22px}
article p,article li{max-width:72ch}
/* safety box (keep red) */
.safety{background:#fdecec;border:2px solid var(--warn);border-radius:8px;padding:12px 16px;margin:14px 0}
.safety strong{color:var(--warn)}
.safety ul{margin:.4em 0;padding-left:1.2em}
/* disclosure + affiliate placeholders */
.disclosure{background:#fff8e1;border:1px solid #e6cf7a;border-radius:8px;padding:8px 12px;font-size:.92rem}
.aff-placeholder{display:inline-block;background:#f1f3f6;border:1px dashed #9aa4b2;border-radius:4px;padding:1px 6px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.85rem;color:#3c4656;cursor:default}
.paid{font-size:.85rem;color:var(--mut)}
/* hero + cards */
.hero{padding:26px 0 8px}
.hero h1{font-size:2.3rem}
.btn{display:inline-block;background:var(--acc);color:#fff;text-decoration:none;padding:10px 18px;border-radius:8px;font-weight:600;border:0}
.btn:hover{background:var(--acc-dk);color:#fff}
.btn-ghost{background:#fff;color:var(--acc);border:1px solid var(--acc)}
.btn-ghost:hover{background:#eef4fb;color:var(--acc-dk)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.cards .card{margin:0}
.cards h3{margin-top:0}
.steps{counter-reset:s;list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.steps li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.steps li::before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--acc);color:#fff;font-weight:700;margin-right:8px}
/* calculator */
.calc table td input[type=number]{width:84px;padding:4px;font-size:.95rem}
.calc td input.name{width:100%;min-width:160px;padding:4px;font-size:.95rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}
.calc label{display:block;font-size:.9rem;color:var(--mut)}
.calc label input,.calc label select{display:block;margin-top:3px;width:100%;padding:7px;font-size:1rem}
.calc label.check{display:flex;gap:8px;align-items:center;color:var(--ink);margin-top:10px}
.calc label.check input{width:auto;display:inline;margin:0}
.res{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px}
.big{font-size:1.5rem;font-weight:700}
.k{color:var(--mut);font-size:.85rem}
.flag{color:var(--warn);font-weight:600}
button{padding:7px 12px;border:1px solid var(--acc);background:#fff;color:var(--acc);border-radius:6px;cursor:pointer;font-size:.95rem}
button:hover{background:#eef4fb}
details{margin:8px 0} summary{cursor:pointer;font-weight:600}
/* footer */
.site-footer{border-top:1px solid var(--line);background:#fff;font-size:.9rem;color:var(--mut)}
.site-footer .wrap{padding-top:16px;padding-bottom:20px}
.site-footer nav{display:flex;flex-wrap:wrap;gap:6px 16px;margin-bottom:8px}
@media (max-width:640px){
 body{font-size:16px}
 .hero h1{font-size:1.8rem} h1{font-size:1.6rem}
 article{padding:14px}
 .hide-sm{display:none}
}
@media print{.site-header nav,.site-footer nav,.btn{display:none}}