/* Draft First shared styles. System fonts only, no external requests. */
:root{
  --navy:#1d3557;--navy-2:#16294a;--ink:#1f2430;--muted:#556070;--line:#e3e7ec;--line-2:#d5dbe2;
  --teal:#1f7a6f;--teal-d:#17645b;--mint:#8fd3c9;--mint-l:#e9f6f4;--bg-soft:#f6f8fa;--sand:#faf7f1;
  --r:12px;--r-sm:8px;--shadow:0 1px 2px rgba(16,24,40,.05),0 4px 14px rgba(16,24,40,.06);
  --shadow-h:0 2px 4px rgba(16,24,40,.06),0 12px 28px rgba(16,24,40,.10);
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);margin:0;color:var(--ink);line-height:1.7;font-size:17px;background:#fff;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto}
a{color:var(--teal);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--teal-d);text-decoration-thickness:2px}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #f2b705;outline-offset:2px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:var(--navy);padding:8px 12px;border-radius:6px;z-index:20}
.skip:focus{left:8px}

/* Layout */
.wide{max-width:1120px;margin:0 auto;padding:0 24px}
.w{max-width:760px;margin:0 auto;padding:0 24px}
main.w{padding-bottom:24px}
article{max-width:720px}

/* Header */
.site{background:var(--navy);color:#fff;position:relative;z-index:5}
.site .bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:750;letter-spacing:.01em;font-size:1.02em;white-space:nowrap}
.brand:hover{color:#fff;text-decoration:none}
.mark{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--mint);color:var(--navy);font-size:.72em;font-weight:800;letter-spacing:.02em;box-shadow:inset 0 -4px 0 rgba(29,53,87,.18)}
.site nav{display:flex;align-items:center;gap:22px}
.site nav a{color:#d6e2f0;text-decoration:none;font-size:.94em;font-weight:500;white-space:nowrap}
.site nav a:hover{color:#fff}
.site nav a.btn{color:var(--navy);margin-left:4px}
.site nav a.btn:hover{color:var(--navy)}

/* Buttons */
.cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--teal);color:#fff;padding:13px 24px;border-radius:10px;text-decoration:none;font-weight:700;font-size:1em;line-height:1.2;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:background .15s,box-shadow .15s,transform .15s;box-shadow:0 1px 2px rgba(16,24,40,.12)}
.cta:hover,.btn:hover{background:var(--teal-d);color:#fff;text-decoration:none;box-shadow:0 4px 12px rgba(31,122,111,.25)}
.cta:active,.btn:active{transform:translateY(1px)}
.btn-sm{padding:8px 14px;font-size:.9em;border-radius:8px}
.site .btn{background:var(--mint);box-shadow:none}
.site .btn:hover{background:#a9e0d8}
.btn-light{background:var(--mint);color:var(--navy)}
.btn-light:hover{background:#a9e0d8;color:var(--navy)}
.btn-outline{background:transparent;color:var(--teal);border-color:var(--line-2);box-shadow:none}
.btn-outline:hover{background:var(--mint-l);color:var(--teal-d);box-shadow:none}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.35);box-shadow:none}
.btn-ghost-light:hover{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.6);box-shadow:none}

/* Type */
h1,h2,h3{color:var(--navy);letter-spacing:-.015em}
h1{font-size:clamp(2rem,1.4rem + 2.2vw,2.6rem);line-height:1.15;margin:12px 0 14px;font-weight:780}
h2{font-size:clamp(1.35rem,1.15rem + .8vw,1.6rem);line-height:1.3;margin:44px 0 10px;font-weight:720}
h3{font-size:1.12rem;line-height:1.35;margin:28px 0 6px;font-weight:700}
p{margin:0 0 16px}
ul,ol{padding-left:1.3em;margin:0 0 18px}
li{margin:7px 0}
li::marker{color:var(--teal)}
b,strong{font-weight:680;color:#141a24}
.meta{color:var(--muted);font-size:.9rem}
main .meta:first-child{margin:28px 0 0;font-size:.85rem}
main .meta:first-child a{color:var(--muted)}
main .meta:first-child a:hover{color:var(--teal)}
h1 + .meta{margin-top:-4px}
.small{font-size:.85rem;color:var(--muted)}
hr{border:0;border-top:1px solid var(--line);margin:40px 0}

/* Code and tables */
pre{font-family:var(--mono);background:#f3f6f9;border:1px solid var(--line);color:#1b2433;padding:18px 20px;border-radius:var(--r-sm);font-size:.84rem;white-space:pre-wrap;line-height:1.6;overflow-x:auto;margin:14px 0 20px}
code{font-family:var(--mono);font-size:.9em;background:#f1f4f7;padding:1px 5px;border-radius:4px}
.tw{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:16px 0 22px;border:1px solid var(--line);border-radius:var(--r-sm)}
.tw table{min-width:520px;width:100%;border-collapse:collapse;font-size:.92rem}
.tw th{background:var(--bg-soft);text-align:left;color:var(--navy);font-weight:700}
.tw th,.tw td{padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.tw tr:last-child td{border-bottom:0}

/* Boxes and cards */
.box{background:var(--bg-soft);border:1px solid var(--line);padding:22px 26px;border-radius:var(--r);margin:40px 0}
.box h2{margin:0 0 8px;font-size:1.25rem}
.box p:last-child{margin-bottom:0}
.box ul{margin-bottom:12px}
.freebox{background:var(--mint-l);border:1px solid #bfe3dd;border-left:4px solid var(--teal);border-radius:var(--r);padding:18px 22px;margin:36px 0}
.freebox p{margin:0 0 10px}
.freebox p:last-child{margin:0}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;box-shadow:var(--shadow)}

/* Card lists: tool and guide listings */
ul.cardlist{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0 28px}
ul.cardlist li{margin:0;position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px 18px 16px;box-shadow:var(--shadow);transition:box-shadow .15s,border-color .15s,transform .15s}
ul.cardlist li:hover{box-shadow:var(--shadow-h);border-color:#c8d9d6;transform:translateY(-1px)}
ul.cardlist li > a{font-weight:700;color:var(--navy);text-decoration:none;line-height:1.35;display:block}
ul.cardlist li > a::after{content:"";position:absolute;inset:0;border-radius:var(--r)}
ul.cardlist li > a:hover{color:var(--teal)}
ul.cardlist li br{display:none}
ul.cardlist li .meta{display:block;margin-top:6px;font-size:.88rem;line-height:1.5}
.wide-main ul.cardlist{grid-template-columns:repeat(3,minmax(0,1fr))}
ul.topics{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
ul.topics li{margin:0;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;font-size:.92rem;color:var(--muted);line-height:1.5}
ul.topics li a{display:block;margin-bottom:4px;text-decoration:none;font-size:1.05rem}
ul.topics li a b{color:var(--navy)}
ul.topics li a:hover b{color:var(--teal)}

/* Forms and calculators */
form label{display:block;margin:16px 0 6px;font-weight:650;font-size:.95rem;color:#1b2433}
input,select,textarea{width:100%;padding:11px 13px;border:1px solid var(--line-2);border-radius:var(--r-sm);font:inherit;font-size:1rem;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(31,122,111,.15);outline:none}
input[type=checkbox],input[type=radio]{width:auto;accent-color:var(--teal)}
button{font-family:inherit}
form > button,form .cta{margin-top:20px}
main form#f{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:8px 24px 24px;box-shadow:var(--shadow);margin:24px 0 0}
.out{background:var(--mint-l);border:1px solid #bfe3dd;padding:18px 22px;border-radius:var(--r);margin:16px 0 8px;line-height:1.6}
.out b,.out strong{color:var(--navy)}
.fform{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:8px 26px 24px;margin:28px 0;box-shadow:var(--shadow-h);border-top:4px solid var(--teal)}
.fform button{width:100%;margin-top:20px;font-size:1.02em;padding:14px 22px}
.fform .small{margin:14px 0 0}

/* Footer */
footer{background:var(--bg-soft);border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;margin-top:72px}
footer .fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:44px 24px 20px}
footer .brand{color:var(--navy)}
footer .brand:hover{color:var(--navy)}
footer .note{margin:12px 0 0;max-width:340px;line-height:1.6}
footer h4{margin:4px 0 10px;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--navy)}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin:7px 0}
footer a{color:var(--muted);text-decoration:none}
footer a:hover{color:var(--teal);text-decoration:underline}
footer .legal{border-top:1px solid var(--line);padding:16px 24px 32px;font-size:.82rem}

@media(max-width:860px){
  footer .fgrid{grid-template-columns:1fr 1fr}
  footer .fgrid > div:first-child{grid-column:1/-1}
  .wide-main ul.cardlist{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:640px){
  body{font-size:16.5px}
  .wide,.w{padding:0 18px}
  .site .bar{min-height:58px}
  .site nav{gap:14px}
  .site nav .hide-sm{display:none}
  ul.cardlist,.wide-main ul.cardlist,ul.topics{grid-template-columns:1fr}
  .box{padding:18px 18px}
  main form#f,.fform{padding:4px 18px 20px}
  pre{font-size:.8rem;padding:14px}
  h2{margin-top:36px}
}
@media(max-width:640px){.site nav{gap:12px}.site nav a{font-size:.9em}.site nav a.btn{padding:7px 12px;margin-left:0}.brand{gap:8px}}
@media(max-width:420px){.site nav a[href="/tools/"]{display:none}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
body{display:flex;flex-direction:column;min-height:100vh}
body>main{flex:1 0 auto;width:100%}
body>header,body>footer{width:100%}
main > h1:first-child,article > h1:first-child{margin-top:44px}