/* How To Buy Monero — Monero-themed static guide
   Palette: Monero orange #f60 on a deep charcoal, clean and high-contrast. */
:root{
  --xmr:#ff6600;
  --xmr-dark:#e05a00;
  --xmr-soft:rgba(255,102,0,.12);
  --bg:#0e0f12;
  --bg-2:#16181d;
  --bg-3:#1d2027;
  --card:#181a20;
  --line:#2a2e37;
  --ink:#e9ecf1;
  --muted:#9aa3b2;
  --ok:#3ecf8e;
  --radius:14px;
  --maxw:1080px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);
  line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto}
a{color:var(--xmr);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;font-weight:700;letter-spacing:-.01em}
h2{font-size:1.7rem;margin:2.6rem 0 .8rem;scroll-margin-top:80px}
h3{font-size:1.25rem;margin:1.8rem 0 .5rem}
p{margin:.7rem 0}
hr{border:0;border-top:1px solid var(--line);margin:2.4rem 0}
code{background:var(--bg-3);padding:.15em .4em;border-radius:6px;font-size:.9em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---- top bar ---- */
.nav{position:sticky;top:0;z-index:50;background:rgba(14,15,18,.82);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:1.05rem}
.brand:hover{text-decoration:none}
.brand .mark{width:28px;height:28px}
.nav nav{margin-left:auto;display:flex;gap:20px;flex-wrap:wrap}
.nav nav a{color:var(--muted);font-size:.93rem;font-weight:600}
.nav nav a:hover{color:var(--xmr);text-decoration:none}
@media(max-width:720px){.nav nav{display:none}}

/* ---- hero ---- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:radial-gradient(1200px 500px at 70% -10%,rgba(255,102,0,.16),transparent 60%),var(--bg)}
.hero .wrap{padding:64px 20px 54px}
.kicker{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:var(--xmr);background:var(--xmr-soft);
  padding:6px 12px;border-radius:999px;margin-bottom:16px}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);margin:.2rem 0 .6rem}
.hero p.lead{font-size:1.2rem;color:var(--muted);max-width:680px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:1rem;
  padding:13px 22px;border-radius:12px;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--xmr);color:#1a1000}
.btn-primary:hover{background:var(--xmr-dark);text-decoration:none;color:#1a1000}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--xmr);color:var(--xmr);text-decoration:none}

/* ---- layout with sticky TOC ---- */
.layout{display:grid;grid-template-columns:230px 1fr;gap:44px;padding:40px 20px 60px;
  max-width:var(--maxw);margin:0 auto}
.toc{position:sticky;top:78px;align-self:start;font-size:.9rem;max-height:calc(100vh - 100px);overflow:auto}
.toc h4{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:0 0 10px}
.toc a{display:block;color:var(--muted);padding:5px 0;border-left:2px solid transparent;padding-left:12px;margin-left:-2px}
.toc a:hover{color:var(--xmr);text-decoration:none}
.content{min-width:0}
.content > p:first-of-type{font-size:1.08rem}
@media(max-width:860px){.layout{grid-template-columns:1fr}.toc{display:none}}

/* ---- callouts ---- */
.note,.tip,.warn{border:1px solid var(--line);border-left:4px solid var(--xmr);
  background:var(--bg-2);border-radius:10px;padding:14px 18px;margin:1.4rem 0}
.tip{border-left-color:var(--ok)}
.warn{border-left-color:#ffb020}
.note b,.tip b,.warn b{color:var(--ink)}

/* ---- method cards ---- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin:1.4rem 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;
  transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--xmr);transform:translateY(-2px)}
.card h3{margin:.2rem 0 .4rem;font-size:1.1rem}
.card .tag{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--xmr)}
.card p{color:var(--muted);font-size:.95rem;margin:.3rem 0 0}

/* ---- steps ---- */
ol.steps{counter-reset:s;list-style:none;padding:0;margin:1.2rem 0}
ol.steps > li{position:relative;padding:0 0 18px 46px;margin:0}
ol.steps > li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;
  width:30px;height:30px;border-radius:50%;background:var(--xmr-soft);color:var(--xmr);
  font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.95rem}
ol.steps > li:not(:last-child)::after{content:"";position:absolute;left:14px;top:34px;bottom:2px;width:2px;background:var(--line)}
ol.steps b{color:var(--ink)}

/* ---- comparison table ---- */
.tablewrap{overflow-x:auto;margin:1.4rem 0}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.94rem}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;font-weight:700}
tbody tr:hover{background:var(--bg-2)}
.pill{display:inline-block;font-size:.75rem;font-weight:700;padding:2px 9px;border-radius:999px}
.pill.no{background:rgba(62,207,142,.14);color:var(--ok)}
.pill.some{background:rgba(255,176,32,.14);color:#ffb020}
.pill.yes{background:rgba(255,90,90,.14);color:#ff6b6b}

/* ---- exchange link list ---- */
.exlist{list-style:none;padding:0;margin:1.2rem 0;display:grid;gap:10px}
.exlist li{display:flex;align-items:center;gap:12px;background:var(--bg-2);border:1px solid var(--line);
  border-radius:10px;padding:12px 16px}
.exlist .nm{font-weight:700}
.exlist .ds{color:var(--muted);font-size:.9rem}
.exlist .go{margin-left:auto}

/* ---- FAQ ---- */
details.faq{border:1px solid var(--line);border-radius:10px;padding:0 18px;margin:10px 0;background:var(--bg-2)}
details.faq summary{cursor:pointer;font-weight:700;padding:15px 0;list-style:none}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::before{content:"+";color:var(--xmr);font-weight:800;margin-right:10px}
details.faq[open] summary::before{content:"–"}
details.faq[open] summary{border-bottom:1px solid var(--line)}
details.faq .body{padding:6px 0 16px;color:var(--muted)}

/* ---- callout CTA band ---- */
.band{background:linear-gradient(120deg,var(--bg-2),var(--bg-3));border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;margin:2.4rem 0;text-align:center}
.band h3{margin:0 0 .3rem;font-size:1.35rem}
.band p{color:var(--muted);margin:0 auto 16px;max-width:560px}

/* ---- footer ---- */
footer{border-top:1px solid var(--line);background:var(--bg-2);margin-top:40px}
footer .wrap{padding:36px 20px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
footer h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 12px}
footer a{color:var(--muted);display:block;padding:3px 0;font-size:.92rem}
footer a:hover{color:var(--xmr);text-decoration:none}
footer .fine{grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px;color:var(--muted);font-size:.82rem}
@media(max-width:720px){footer .wrap{grid-template-columns:1fr 1fr}}

.disclosure{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;
  padding:12px 16px;font-size:.85rem;color:var(--muted);margin:1.6rem 0}
.crumbs{font-size:.85rem;color:var(--muted);padding:16px 0 0}
.crumbs a{color:var(--muted)}