/* Fargo Paving — VA Playbook. Self-contained training site design system.
   Dark, brand-consistent, optimized for long-form reading + on-call reference. */
:root{
  --bg:#0a0b0d; --bg-2:#14161a; --panel:#161a1f; --panel-2:#1b2027;
  --border:#2a2e35; --border-bright:#3a3f48;
  --text:#e8e6e0; --text-dim:#9a968e; --text-muted:#6a675f;
  --signal:#e8472c; --signal-deep:#c5371f;
  --amber:#f59e0b; --ok:#22c55e; --ok-deep:#16a34a; --info:#3b82f6;
  --say:#22c55e; --say-bg:rgba(34,197,94,.08); --say-br:rgba(34,197,94,.35);
  --never:#e8472c; --never-bg:rgba(232,71,44,.07); --never-br:rgba(232,71,44,.32);
  --font-display:'Fraunces',Georgia,serif;
  --font-body:'Inter Tight',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --nav-w:288px; --maxw:820px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--signal);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:900;line-height:1.12;letter-spacing:-.01em}
h1{font-size:2.5rem;margin:.2em 0 .5em}
h2{font-size:1.7rem;margin:2.2em 0 .6em}
h3{font-size:1.2rem;margin:1.8em 0 .4em;font-weight:800}
h2 em,h1 em{font-style:italic;font-weight:400;color:var(--signal)}
p{margin:.9em 0}
strong{color:#fff;font-weight:700}
code{font-family:var(--font-mono);font-size:.86em;background:var(--bg-2);
  border:1px solid var(--border);border-radius:5px;padding:.1em .4em;color:var(--text)}
hr{border:none;border-top:1px solid var(--border);margin:2.5rem 0}
.mono{font-family:var(--font-mono)}

/* ---------- password gate ---------- */
#gate{position:fixed;inset:0;z-index:100;background:var(--bg);display:flex;
  align-items:center;justify-content:center;flex-direction:column;padding:2rem}
#gate .box{max-width:380px;width:100%;text-align:center}
#gate .wm{font-family:var(--font-mono);letter-spacing:.28em;font-size:.72rem;
  color:var(--signal);text-transform:uppercase;margin-bottom:1.4rem}
#gate h1{font-size:1.7rem;margin:.2rem 0 .3rem}
#gate p{color:var(--text-dim);font-size:.95rem;margin:0 0 1.6rem}
#gate input{width:100%;background:var(--bg-2);border:1px solid var(--border-bright);
  color:var(--text);font-size:1rem;padding:.8rem 1rem;border-radius:9px;font-family:var(--font-mono)}
#gate input:focus{outline:none;border-color:var(--signal)}
#gate button{margin-top:.8rem;width:100%;background:var(--signal);color:#fff;border:none;
  font-weight:600;font-size:1rem;padding:.8rem;border-radius:9px;cursor:pointer;font-family:var(--font-body)}
#gate button:hover{background:var(--signal-deep)}
#gate .err{color:var(--signal);font-size:.85rem;height:1.2em;margin-top:.6rem}

/* ---------- shell layout ---------- */
#app{display:none}
.topbar{position:fixed;top:0;left:0;right:0;height:56px;z-index:40;background:rgba(10,11,13,.9);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--border);display:flex;align-items:center;
  padding:0 1rem;gap:.9rem}
.topbar .brand{font-family:var(--font-display);font-weight:900;font-size:1.05rem}
.topbar .brand span{color:var(--signal)}
.topbar .prog-wrap{flex:1;max-width:340px;margin-left:auto;display:flex;align-items:center;gap:.6rem}
.topbar .prog-track{flex:1;height:6px;background:var(--bg-2);border-radius:99px;overflow:hidden}
.topbar .prog-fill{height:100%;width:0;background:linear-gradient(90deg,var(--signal),#f97316);transition:width .4s}
.topbar .prog-pct{font-family:var(--font-mono);font-size:.72rem;color:var(--text-dim);min-width:34px;text-align:right}
.hamb{display:none;background:none;border:1px solid var(--border-bright);color:var(--text);
  border-radius:7px;width:38px;height:38px;font-size:1.1rem;cursor:pointer}

.nav{position:fixed;top:56px;bottom:0;left:0;width:var(--nav-w);overflow-y:auto;
  background:var(--bg-2);border-right:1px solid var(--border);padding:1.1rem 0 3rem;z-index:35}
.nav .part{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--text-muted);padding:1.4rem 1.4rem .5rem}
.nav a{display:flex;gap:.6rem;align-items:baseline;padding:.5rem 1.4rem;color:var(--text-dim);
  font-size:.92rem;line-height:1.3;border-left:2px solid transparent}
.nav a:hover{color:var(--text);text-decoration:none;background:rgba(255,255,255,.02)}
.nav a.active{color:var(--text);border-left-color:var(--signal);background:rgba(232,71,44,.06);font-weight:600}
.nav a .n{font-family:var(--font-mono);font-size:.72rem;color:var(--text-muted);min-width:1.4em}
.nav a.active .n{color:var(--signal)}
.nav a .done{color:var(--ok);margin-left:auto;font-size:.8rem;opacity:0}
.nav a.checked .done{opacity:1}

main{margin-left:var(--nav-w);margin-top:56px;padding:3rem 2.4rem 6rem;min-height:calc(100vh - 56px)}
.page{max-width:var(--maxw);margin:0 auto;animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.eyebrow{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--signal);margin-bottom:.4rem}
.lead{font-size:1.18rem;color:var(--text-dim);line-height:1.6}

/* ---------- components ---------- */
.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:1.5rem 1.7rem;margin:1.4rem 0}
.card.tight{padding:1.1rem 1.3rem}
.grid{display:grid;gap:1rem}
.grid.two{grid-template-columns:1fr 1fr}
.grid.three{grid-template-columns:repeat(3,1fr)}

.say,.never,.why,.note{border-radius:12px;padding:1.1rem 1.3rem;margin:1.1rem 0;border:1px solid}
.say{background:var(--say-bg);border-color:var(--say-br)}
.never{background:var(--never-bg);border-color:var(--never-br)}
.why{background:var(--bg-2);border-color:var(--border)}
.note{background:rgba(59,130,246,.06);border-color:rgba(59,130,246,.28)}
.say .tag,.never .tag,.why .tag,.note .tag{font-family:var(--font-mono);font-size:.68rem;
  letter-spacing:.14em;text-transform:uppercase;display:block;margin-bottom:.5rem;font-weight:600}
.say .tag{color:var(--ok)} .never .tag{color:var(--signal)} .why .tag{color:var(--text-dim)} .note .tag{color:var(--info)}
.say p,.never p,.why p,.note p{margin:.3em 0}
.say .quote,.never .quote{font-family:var(--font-display);font-size:1.12rem;line-height:1.45;color:var(--text)}
.never .quote{text-decoration:line-through;text-decoration-color:rgba(232,71,44,.5);text-decoration-thickness:1px}

.steps{counter-reset:s;list-style:none;padding:0;margin:1.4rem 0}
.steps>li{counter-increment:s;position:relative;padding:.2rem 0 1.4rem 3.2rem;border-left:2px solid var(--border);margin-left:1rem}
.steps>li:last-child{border-left-color:transparent}
.steps>li::before{content:counter(s);position:absolute;left:-1rem;top:-.1rem;width:2rem;height:2rem;
  background:var(--signal);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:600;font-size:.9rem}
.steps>li h3{margin:.1rem 0 .3rem}

.scriptbox{background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--border-bright);
  border-radius:14px;padding:1.6rem 1.8rem;margin:1.4rem 0}
.scriptbox .line{font-family:var(--font-display);font-size:1.25rem;line-height:1.5;margin:.8rem 0;color:#fff}
.scriptbox .role{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--signal);display:block;margin-top:1.2rem}
.scriptbox .arrow{color:var(--text-muted);text-align:center;font-size:1.1rem;margin:.2rem 0}

table{width:100%;border-collapse:collapse;margin:1.3rem 0;font-size:.94rem}
th,td{text-align:left;padding:.7rem .8rem;border-bottom:1px solid var(--border);vertical-align:top}
th{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-dim);font-weight:600}
tr:hover td{background:rgba(255,255,255,.015)}

.tier{display:inline-block;font-family:var(--font-mono);font-size:.72rem;font-weight:600;padding:.15em .6em;
  border-radius:5px;text-transform:uppercase;letter-spacing:.04em}
.tier.repair{background:rgba(232,71,44,.15);color:#ff6a4d;border:1px solid rgba(232,71,44,.4)}
.tier.plan{background:rgba(245,158,11,.14);color:var(--amber);border:1px solid rgba(245,158,11,.4)}
.tier.monitor{background:rgba(34,197,94,.14);color:#4ade80;border:1px solid rgba(34,197,94,.4)}

.check{background:var(--panel);border:1px solid var(--border-bright);border-radius:14px;padding:1.3rem 1.6rem;margin:2rem 0}
.check h3{margin:0 0 .8rem;display:flex;align-items:center;gap:.5rem}
.check label{display:flex;gap:.7rem;align-items:flex-start;padding:.4rem 0;cursor:pointer;color:var(--text-dim)}
.check input{margin-top:.35rem;width:18px;height:18px;accent-color:var(--ok);flex:none}
.check label.on{color:var(--text)}

.pager{display:flex;justify-content:space-between;gap:1rem;margin-top:3.5rem;padding-top:1.6rem;border-top:1px solid var(--border)}
.pager a{display:inline-flex;flex-direction:column;gap:.15rem;padding:.9rem 1.3rem;border:1px solid var(--border-bright);
  border-radius:11px;color:var(--text);max-width:48%}
.pager a:hover{border-color:var(--signal);text-decoration:none;background:var(--panel)}
.pager .dir{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted)}
.pager .ttl{font-weight:600}
.pager a.next{margin-left:auto;text-align:right;align-items:flex-end}
.pager .cta{background:var(--signal);border-color:var(--signal);color:#fff}
.pager .cta:hover{background:var(--signal-deep)}

.pill{display:inline-block;font-family:var(--font-mono);font-size:.72rem;padding:.2em .7em;border-radius:99px;
  border:1px solid var(--border-bright);color:var(--text-dim);margin:.2rem .3rem .2rem 0}
figure{margin:1.6rem 0}
figure svg{width:100%;height:auto;display:block;background:var(--bg-2);border:1px solid var(--border);border-radius:12px}
figcaption{font-size:.85rem;color:var(--text-muted);margin-top:.6rem;text-align:center;font-family:var(--font-mono)}
.kbd{font-family:var(--font-mono);font-size:.82rem;background:var(--bg-2);border:1px solid var(--border-bright);
  border-bottom-width:2px;border-radius:6px;padding:.15em .5em}
/* annotated screenshots */
.shot{position:relative;display:block;border:1px solid var(--border);border-radius:12px;overflow:hidden;margin:1.4rem 0;background:#000}
.shot img{width:100%;display:block}
.shot .mk{position:absolute;transform:translate(-50%,-50%);background:var(--signal);color:#fff;
  font-family:var(--font-mono);font-size:.7rem;font-weight:600;padding:.2em .55em;border-radius:99px;
  box-shadow:0 2px 8px rgba(0,0,0,.5);white-space:nowrap;pointer-events:none}
.shot .mk.ok{background:var(--ok)} .shot .mk.dim{background:#2a2e35;color:var(--text)}
.shot .ring{position:absolute;transform:translate(-50%,-50%);border:2px solid var(--signal);border-radius:8px;pointer-events:none}
.shot-legend{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;margin:.4rem 0 0;font-size:.85rem;color:var(--text-dim)}
.shot-legend b{color:var(--signal)}
ul.clean{list-style:none;padding-left:0}
ul.clean>li{padding:.35rem 0 .35rem 1.6rem;position:relative}
ul.clean>li::before{content:"→";position:absolute;left:0;color:var(--signal)}

/* ---------- responsive ---------- */
@media(max-width:900px){
  :root{--nav-w:0px}
  .hamb{display:block}
  .nav{transform:translateX(-100%);transition:transform .3s;width:280px;box-shadow:0 0 40px rgba(0,0,0,.5)}
  body.nav-open .nav{transform:none}
  body.nav-open::after{content:"";position:fixed;inset:56px 0 0 0;background:rgba(0,0,0,.5);z-index:34}
  main{margin-left:0;padding:2rem 1.2rem 5rem}
  .grid.two,.grid.three{grid-template-columns:1fr}
  h1{font-size:2rem}.topbar .prog-wrap{max-width:160px}
}
@media print{
  .topbar,.nav,.pager,.hamb{display:none}
  main{margin:0;padding:0}
  body{background:#fff;color:#111;font-size:12pt}
  .card,.scriptbox,.say,.never,.why,.note{border-color:#ccc;background:#fff}
  h1,h2,h3,h2 em{color:#111}
}