/* SF-86 Prep Tools: navy + gold, system fonts, mobile first */
:root{--navy:#0b1f3a;--navy2:#13315c;--gold:#c9a227;--gold2:#e3c25a;--bg:#f4f6fb;--card:#fff;--ink:#14213d;--muted:#55627a;--line:#dde3ee;--accent:#1d4ed8;--warn:#8a4b00;--warn-bg:#fff6e5;--bad:#a61b1b;--bad-bg:#fdeeee;--ok:#17663a;--ok-bg:#e7f6ed;--r:14px;--shadow:0 1px 2px rgba(11,31,58,.06),0 6px 20px rgba(11,31,58,.07);--focus:#f59e0b}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:16px/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);text-rendering:optimizeLegibility}
a{color:var(--accent);text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;color:var(--ink);padding:8px 12px;z-index:50;border-radius:8px}
.wrap{max-width:1040px;margin:0 auto;padding:0 1.1rem}
.wrap.narrow{max-width:880px}.wrap.wide{max-width:1040px}
h1,h2,h3{line-height:1.2;letter-spacing:-.015em;color:var(--navy)}
h1{font-size:clamp(1.75rem,4.5vw,2.6rem);margin:.2rem 0 .6rem;font-weight:800}
h2{font-size:1.35rem;margin:2rem 0 .7rem;font-weight:750}
h3{font-size:1.08rem;margin:1.2rem 0 .4rem}
p{margin:.6rem 0}
/* header */
header.site{background:var(--navy);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 1px 0 rgba(255,255,255,.08)}
.bar{display:flex;align-items:center;gap:1rem;min-height:60px}
.brand{display:inline-flex;align-items:center;gap:.55rem;color:#fff;text-decoration:none;font-weight:800;font-size:1.06rem;letter-spacing:-.01em;margin-right:auto}
.logo{flex:none;display:block}
nav.main{display:none}
nav.main a,.mnav nav a{color:#dbe4f3;text-decoration:none;font-weight:600;font-size:.95rem;padding:.45rem .6rem;border-radius:8px}
nav.main a:hover,.mnav nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
nav.main a[aria-current],.mnav nav a[aria-current]{color:var(--navy);background:var(--gold2)}
.mnav{position:relative}
.mnav summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;padding:.5rem .8rem;border:1px solid rgba(255,255,255,.3);border-radius:10px;font-weight:700;font-size:.95rem;color:#fff}
.mnav summary::-webkit-details-marker{display:none}
.burger,.burger::before,.burger::after{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.burger::before,.burger::after{content:"";position:absolute;left:0}.burger::before{top:-6px}.burger::after{top:6px}
.mnav[open] .burger{background:transparent}.mnav[open] .burger::before{top:0;transform:rotate(45deg)}.mnav[open] .burger::after{top:0;transform:rotate(-45deg)}
.mnav nav{position:absolute;right:0;top:calc(100% + 10px);background:var(--navy2);border-radius:14px;padding:.5rem;display:grid;min-width:220px;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.mnav nav a{padding:.7rem .8rem;font-size:1rem}
@media(min-width:900px){nav.main{display:flex;gap:.15rem}.mnav{display:none}}
/* hero + page head */
.hero{background:radial-gradient(1200px 400px at 85% -10%,rgba(201,162,39,.28),transparent 60%),linear-gradient(160deg,var(--navy) 0%,var(--navy2) 100%);color:#e8eef8;padding:3.2rem 0 3.4rem}
.hero h1{color:#fff;max-width:20ch;font-size:clamp(2rem,6vw,3.2rem)}
.hero .lede{font-size:1.15rem;max-width:60ch;color:#cfdaec}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.76rem;font-weight:800;color:var(--gold2);margin:0 0 .5rem}
.trust{list-style:none;padding:0;margin:1.6rem 0 0;display:flex;flex-wrap:wrap;gap:.5rem 1.4rem;font-size:.92rem;color:#cfdaec}
.trust li::before{content:"✓";color:var(--gold2);font-weight:900;margin-right:.45rem}
.pagehead{background:linear-gradient(180deg,#fff,var(--bg));border-bottom:1px solid var(--line);padding:1.6rem 0 1.2rem}
.lede{font-size:1.1rem;color:var(--muted);max-width:62ch}
.content{padding-top:1rem;padding-bottom:3rem}
.disclaimer-strip{font-size:.82rem;color:var(--muted);border:1px dashed #c8d1e0;border-radius:10px;padding:.5rem .75rem;background:#fff;margin:.4rem 0 1.2rem}
/* stepper */
.stepper{list-style:none;padding:0;margin:0 0 1rem;display:flex;gap:.4rem;flex-wrap:wrap;counter-reset:s}
.stepper a{display:flex;align-items:center;gap:.45rem;text-decoration:none;color:var(--muted);font-size:.85rem;font-weight:650;padding:.3rem .65rem .3rem .3rem;border-radius:999px;background:#fff;border:1px solid var(--line)}
.stepper .n{display:inline-grid;place-items:center;width:1.5rem;height:1.5rem;border-radius:50%;background:var(--line);color:var(--navy);font-size:.78rem;font-weight:800}
.stepper li.done .n{background:var(--ok-bg);color:var(--ok)}
.stepper li.on a{border-color:var(--navy);color:var(--navy)}.stepper li.on .n{background:var(--navy);color:#fff}
@media(max-width:599px){.stepper .t{display:none}.stepper li.on .t{display:inline}}
/* buttons */
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;font:inherit;font-weight:700;font-size:.97rem;padding:.65rem 1.1rem;min-height:44px;border-radius:10px;border:1px solid var(--navy);background:var(--navy);color:#fff;cursor:pointer;text-decoration:none;margin:.25rem .4rem .25rem 0;transition:transform .08s ease,box-shadow .15s ease,background .15s}
button:hover,.btn:hover{background:var(--navy2);box-shadow:0 4px 14px rgba(11,31,58,.18)}
button:active,.btn:active{transform:translateY(1px)}
button[disabled]{opacity:.4;cursor:not-allowed;box-shadow:none}
.btn.gold{background:var(--gold);border-color:var(--gold);color:var(--navy)}.btn.gold:hover{background:var(--gold2)}
.btn.ghost-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}.btn.ghost-light:hover{background:rgba(255,255,255,.1)}
.btn.ghost,button.secondary,.btn.secondary{background:#fff;color:var(--navy);border-color:#b8c3d6}
.btn.ghost:hover,button.secondary:hover{background:#f1f4fa}
button.danger{background:#fff;color:var(--bad);border-color:#e2b4b4}button.danger:hover{background:var(--bad-bg)}
button.small{padding:.3rem .65rem;min-height:34px;font-size:.85rem;border-radius:8px}
/* cards + layout */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.15rem;margin:1rem 0;box-shadow:var(--shadow)}
.grid{display:grid;gap:1rem}
@media(min-width:700px){.grid.cols2{grid-template-columns:1fr 1fr}.grid.cols3{grid-template-columns:repeat(3,1fr)}}
.grid>.card{margin:0}
.tool-link{display:flex;flex-direction:column;gap:.3rem;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
.tool-link:hover{border-color:var(--navy);transform:translateY(-2px)}
.tool-link strong{color:var(--navy);font-size:1.05rem}
.center{text-align:center}
.path{list-style:none;padding:0;margin:0 0 1.5rem;display:grid;gap:.8rem}
@media(min-width:700px){.path{grid-template-columns:repeat(4,1fr)}}
.path .step{display:flex;flex-direction:column;gap:.35rem;height:100%;margin:0;text-decoration:none;color:inherit;border-top:4px solid var(--gold);transition:transform .15s}
.path .step:hover{transform:translateY(-3px)}
.path .step .n{display:inline-grid;place-items:center;width:2rem;height:2rem;border-radius:50%;background:var(--navy);color:#fff;font-weight:800}
.path .step strong{color:var(--navy);font-size:1.05rem}
.facts .fact{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1rem 1.1rem}
.facts .fact p{margin:.3rem 0 0;font-size:.93rem;color:var(--muted)}
.big{font-size:2.1rem;font-weight:850;line-height:1.05;color:var(--navy);letter-spacing:-.02em}
.band{display:flex;flex-direction:column;gap:.6rem;background:var(--navy);color:#dbe4f3;border-radius:18px;padding:1.4rem;margin:2rem 0}
.band h2{color:#fff;margin-top:0}.band .btn{background:var(--gold);border-color:var(--gold);color:var(--navy);align-self:flex-start}
@media(min-width:760px){.band{flex-direction:row;align-items:center;justify-content:space-between;gap:2rem}.band .btn{align-self:center;flex:none}}
.callout{display:flex;flex-direction:column;gap:.8rem;border:1px solid #e7d9a8;background:linear-gradient(135deg,#fffaf0,#fff);border-radius:18px;padding:1.3rem;margin:2rem 0}
.callout h2{margin:.1rem 0 .4rem}.callout .eyebrow{color:#8a6d0b}
@media(min-width:760px){.callout{flex-direction:row;align-items:center;justify-content:space-between}.callout .btn{flex:none}}
/* notices, pills, tables */
.notice{border:1px solid #f0d9a8;border-left:4px solid #d08b00;background:var(--warn-bg);padding:.75rem .95rem;border-radius:10px;margin:1rem 0}
.notice.bad{border-color:#f0c4c4;border-left-color:var(--bad);background:var(--bad-bg)}
.notice.ok{border-color:#bfe3cc;border-left-color:var(--ok);background:var(--ok-bg)}
.disclaimer{font-weight:650}
.pill{display:inline-block;padding:.08rem .55rem;border-radius:999px;font-size:.76rem;font-weight:800;background:#e9eef7;color:var(--navy);margin-left:.35rem;vertical-align:1px}
.pill.bad{background:var(--bad-bg);color:var(--bad)}.pill.ok{background:var(--ok-bg);color:var(--ok)}.pill.warn{background:var(--warn-bg);color:var(--warn)}
.results .pill,.notice .pill{margin-left:0}
ul.results{padding-left:1.1rem;margin:.4rem 0 0}ul.results li{margin:.3rem 0}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:12px;background:#fff;margin:1rem 0}
table{border-collapse:collapse;width:100%;font-size:.93rem}
.table-wrap table{border:0}
th,td{border-bottom:1px solid var(--line);padding:.6rem .7rem;text-align:left;vertical-align:top}
th{background:#f3f6fb;color:var(--navy);font-size:.82rem;text-transform:uppercase;letter-spacing:.04em}
tbody tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;white-space:nowrap}
.muted{color:var(--muted)}.small{font-size:.88rem}.hidden{display:none!important}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1rem;box-shadow:var(--shadow)}
.stat .label{color:var(--muted);font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.stat .big{margin-top:.25rem;font-size:1.5rem}
/* forms */
.tool{border-top:4px solid var(--navy)}
.tool-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.3rem 1rem}
.tool-head h2{margin:.1rem 0 .4rem}
.sec{font-size:.78rem;font-weight:800;color:#8a6d0b;background:#fbf3d9;border-radius:999px;padding:.1rem .55rem;vertical-align:3px;margin-left:.3rem;letter-spacing:.02em}
label{display:block;font-weight:650;font-size:.9rem;margin:.6rem 0 .25rem;color:var(--navy)}
.opt{font-weight:500;color:var(--muted)}
.help{font-size:.84rem;color:var(--muted);margin:.35rem 0 0}
input,select,textarea{width:100%;font:inherit;padding:.6rem .7rem;min-height:44px;border:1px solid #b4bfd2;border-radius:10px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(29,78,216,.18);outline:none}
input:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:1px}
input[type=checkbox]{width:1.15rem;height:1.15rem;min-height:0;margin:0 .5rem 0 0;accent-color:var(--navy);flex:none}
.check{display:inline-flex;align-items:center;font-weight:550;margin:.25rem 1rem .25rem 0;color:var(--ink);cursor:pointer}
.checks{display:flex;flex-wrap:wrap;margin:.4rem 0}
fieldset{border:1px solid var(--line);border-radius:12px;padding:.6rem .9rem;margin:.9rem 0}
legend{font-weight:700;color:var(--navy);padding:0 .3rem;font-size:.92rem}
.row{display:grid;gap:.2rem .9rem}
@media(min-width:600px){.row.c2{grid-template-columns:1fr 1fr}.row.c3{grid-template-columns:repeat(3,1fr)}}
.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:.2rem;margin:.7rem 0}
.entry{border:1px solid var(--line);border-radius:12px;padding:.8rem .9rem;margin:.8rem 0;background:#fbfcfe}
.entry-head{display:flex;justify-content:space-between;align-items:center;gap:.5rem;border-bottom:1px dashed var(--line);padding-bottom:.4rem}
.entry-actions button{margin:0 0 0 .3rem}
.cb{display:flex;align-items:flex-end;padding-bottom:.4rem}
.empty{color:var(--muted);background:#f6f8fc;border:1px dashed #c8d1e0;border-radius:12px;padding:1rem;text-align:center}
.tips .tip{background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:12px;padding:.85rem 1rem;font-size:.93rem}
.tips .tip strong{display:block;color:var(--navy);margin-bottom:.2rem}
.rules li{margin:.55rem 0}
.next{margin:2rem 0 1rem}
/* FAQ + checklist */
.faq h2{display:flex;flex-wrap:wrap;align-items:baseline;gap:.4rem .8rem}
.cite-head{font-size:.8rem;font-weight:600}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:.5rem 0;box-shadow:0 1px 2px rgba(11,31,58,.04)}
.faq summary{cursor:pointer;font-weight:700;color:var(--navy);padding:.85rem 1rem;list-style:none;position:relative;padding-right:2.4rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:1rem;top:.7rem;font-size:1.3rem;color:#8a6d0b;font-weight:800}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0;padding:0 1rem 1rem;color:#2b3a55}
.cite{font-size:.8rem;font-weight:650;white-space:nowrap;color:#5a6f95}
.toc{display:flex;flex-wrap:wrap;gap:.5rem;margin:.5rem 0 1rem}
.toc a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.35rem .8rem;text-decoration:none;font-weight:650;font-size:.9rem;color:var(--navy)}
.checklist{display:grid;gap:.9rem}
@media(min-width:760px){.checklist{grid-template-columns:1fr 1fr}}
.ck{margin:0}.ck h2{font-size:1.02rem;margin:.1rem 0 .3rem}.ck ul{list-style:none;padding:0;margin:.4rem 0 0}.ck li{margin:.3rem 0}
.ck .check{align-items:flex-start;margin:0;font-weight:500}.ck input[type=checkbox]{margin-top:.25rem}
.source{font-size:.85rem;color:var(--muted);border-top:1px solid var(--line);padding-top:1rem;margin-top:2rem}
code{font-size:.88em;background:#eef2f8;border-radius:5px;padding:.05rem .3rem}
/* footer */
footer.site{background:#0a1a31;color:#b9c6dc;padding:2.2rem 0 2.4rem;font-size:.9rem}
footer.site a{color:#dbe4f3}
footer.site strong{color:#fff}
.fgrid{display:grid;gap:1.4rem}
@media(min-width:760px){.fgrid{grid-template-columns:1.6fr 1fr}}
.fbrand{display:flex;align-items:center;gap:.5rem;font-size:1rem}
footer.site nav{display:grid;gap:.45rem;align-content:start}
footer.site button.danger{background:transparent;color:#ffb4b4;border-color:#7a3b46}
.print-only{display:none}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{
 header.site,footer.site nav,.no-print,button,.btn,.toolbar,.callout,.mnav,.stepper,.disclaimer-strip{display:none!important}
 .print-only{display:block}
 body{background:#fff;font-size:11pt;color:#000}
 .hero,.pagehead{background:#fff;color:#000;padding:0;border:0}
 .card,.entry{border:1px solid #999;box-shadow:none;break-inside:avoid}
 footer.site{background:#fff;color:#000;padding:0}footer.site strong{color:#000}
 a{color:#000;text-decoration:none}.cite{color:#333}
 .checklist{grid-template-columns:1fr 1fr}
}