/* TOP ALTERNATIVES — switchboard system */
:root{
  --bg:#0e1013; --surface:#161a1f; --ink:#eef1f5; --ink-dim:#8a919c;
  --line:#262c33; --from:#ff8a3d; --to:#3d9bff; --ok:#3dffa0;
  --display:'Space Grotesk', 'Inter', sans-serif; --sans:'Inter', sans-serif;
  --maxw:1160px; --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.6;font-size:16px;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px;}

header{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(14,16,19,.9);backdrop-filter:blur(8px);z-index:40;}
header .wrap{display:flex;justify-content:space-between;align-items:center;padding:18px 26px;}
.logo{font-family:var(--display);font-weight:700;font-size:1.1rem;}
.logo .arrow{color:var(--from);margin:0 4px;}
.logo .arrow2{color:var(--to);}
nav{display:flex;gap:26px;font-size:14px;color:var(--ink-dim);}
nav a:hover{color:var(--ink);}

.hero{padding:76px 0 56px;}
.hero .kicker{font-family:var(--display);font-size:13px;color:var(--from);text-transform:uppercase;letter-spacing:.1em;margin-bottom:20px;}
.hero h1{font-family:var(--display);font-weight:700;font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.08;max-width:17ch;margin-bottom:22px;}
.hero .lede{font-size:1.1rem;color:var(--ink-dim);max-width:56ch;margin-bottom:36px;}

.swap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:36px 0;}
.swap-side{padding:28px 30px;}
.swap-side.from{border-left:4px solid var(--from);}
.swap-side.to{border-left:4px solid var(--to);}
.swap-label{font-family:var(--display);font-size:11px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:10px;}
.swap-side.from .swap-label{color:var(--from);}
.swap-side.to .swap-label{color:var(--to);}
.swap-side h3{font-size:1.3rem;font-weight:700;margin-bottom:6px;}
.swap-side p{color:var(--ink-dim);font-size:.9rem;}
.swap-arrow{font-family:var(--display);font-size:1.8rem;color:var(--ink-dim);padding:0 20px;}

.btnrow{display:flex;gap:14px;flex-wrap:wrap;}
.btn{font-family:var(--display);font-size:14px;padding:13px 22px;border-radius:8px;border:1px solid var(--line);}
.btn-p{background:var(--from);color:#1a0e00;font-weight:700;border-color:var(--from);}
.btn-g:hover{border-color:var(--from);}

.tldr{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;margin:32px 0;}
.tldr-label{font-family:var(--display);font-size:11px;color:var(--from);text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px;}
.tldr-body{font-size:.92rem;color:var(--ink-dim);}

section{padding:56px 0;border-top:1px solid var(--line);}
.sechead{margin-bottom:32px;}
.sechead .tag{font-family:var(--display);font-size:12px;color:var(--to);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px;}
.sechead h2{font-family:var(--display);font-size:1.7rem;font-weight:700;}

table{width:100%;border-collapse:collapse;font-size:.92rem;}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);}
th{font-family:var(--display);font-size:11px;text-transform:uppercase;color:var(--ink-dim);letter-spacing:.06em;}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.g-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;}
.g-card .tag2{font-family:var(--display);font-size:10.5px;color:var(--to);text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px;}
.g-card h3{font-size:1.05rem;font-weight:700;margin-bottom:8px;}
.g-card p{color:var(--ink-dim);font-size:.87rem;}

.article-header{padding:60px 0 32px;}
.article-header .kicker{font-family:var(--display);font-size:12px;color:var(--from);text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px;}
.article-header h1{font-family:var(--display);font-weight:700;font-size:clamp(1.9rem,4vw,2.7rem);line-height:1.15;max-width:22ch;margin-bottom:16px;}
.meta-row{font-size:13px;color:var(--ink-dim);display:flex;gap:16px;}
.prose{max-width:70ch;padding:40px 0;border-top:1px solid var(--line);}
.prose h2{font-family:var(--display);font-size:1.4rem;margin:34px 0 14px;font-weight:700;}
.prose h3{font-size:1.1rem;margin:26px 0 10px;font-weight:700;color:var(--from);}
.prose p{margin-bottom:16px;color:#c4c9d0;}
.prose ul,.prose ol{margin:0 0 16px 20px;color:#c4c9d0;}
.prose li{margin-bottom:8px;}
.callout{background:var(--surface);border-left:3px solid var(--to);padding:16px 20px;margin:24px 0;font-size:.88rem;color:var(--ink-dim);border-radius:0 8px 8px 0;}
.callout b{color:var(--ink);}

footer{padding:48px 0 32px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-dim);}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;}
.fcol h4{font-family:var(--display);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim);margin-bottom:10px;}
.fcol a{display:block;margin-bottom:8px;}
.fcol a:hover{color:var(--from);}
.fbottom{margin-top:34px;padding-top:20px;border-top:1px solid var(--line);}

@media(max-width:820px){.grid3{grid-template-columns:1fr;} .swap{grid-template-columns:1fr;} .swap-arrow{padding:8px 30px;} nav{display:none;}}

/* In-text links must look like links, not plain text */
.prose a, .related-cocoon a, .tldr-body a, .callout a {
  color: var(--from);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.prose a:hover, .related-cocoon a:hover, .tldr-body a:hover, .callout a:hover {
  opacity: 0.8;
}