:root { --ink:#1c2b3a; --muted:#5a6b7b; }
* { box-sizing: border-box; }
body {
  margin: 0; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 600px at 20% -10%, #eef4fb 0%, #e6ecf3 40%, #dfe6ee 100%);
  min-height: 100vh; display: flex; flex-direction: column;
}
.selector { max-width: 1000px; margin: 0 auto; padding: 56px 24px 80px; flex: 1; }
.selector__head h1 { font-size: 34px; margin: 0 0 8px; letter-spacing: -0.5px; }
.lede { color: var(--muted); font-size: 16px; max-width: 660px; line-height: 1.5; }
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 36px 0; }
@media (max-width: 760px) { .cards { grid-template-columns: 1fr; } }

.portal-card {
  display: block; text-decoration: none; color: inherit; background: #fff;
  border-radius: 16px; padding: 28px; border: 1px solid #d8e0ea;
  box-shadow: 0 10px 30px rgba(28,43,58,.08); transition: transform .12s ease, box-shadow .12s ease;
  position: relative; overflow: hidden;
}
.portal-card:hover { transform: translateY(-4px); box-shadow: 0 18px 44px rgba(28,43,58,.16); }
.portal-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 6px; }
.portal-card--beacon::before { background: linear-gradient(90deg,#1f6feb,#39c0c8); }
.portal-card--kingdom::before { background: linear-gradient(90deg,#7a1f2b,#c9a23a); }
.portal-card__logo { font-size: 18px; font-weight: 700; margin-bottom: 14px; }
.portal-card--beacon .portal-card__logo { color: #1f6feb; }
.portal-card--kingdom .portal-card__logo { color: #7a1f2b; }
.portal-card h2 { margin: 0 0 4px; font-size: 22px; }
.portal-card__sub { color: var(--muted); margin: 0 0 14px; font-size: 14px; }
.portal-card__feat { margin: 0 0 18px; padding-left: 18px; color: #43525f; font-size: 13.5px; line-height: 1.7; }
.portal-card__feat code { background: #eef2f7; padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.portal-card__cta { font-weight: 600; color: var(--ink); }
.portal-card--beacon .portal-card__cta { color: #1f6feb; }
.portal-card--kingdom .portal-card__cta { color: #7a1f2b; }

.instr-link { display:flex; align-items:center; gap:16px; text-decoration:none; color:inherit;
  background:#fff; border:1px solid #d8e0ea; border-radius:14px; padding:18px 24px; margin-bottom:24px;
  box-shadow:0 6px 18px rgba(28,43,58,.06); transition:transform .12s ease, box-shadow .12s ease; }
.instr-link:hover { transform:translateY(-2px); box-shadow:0 12px 28px rgba(28,43,58,.12); }
.instr-link__icon { font-size:26px; }
.instr-link__text strong { display:block; font-size:17px; }
.instr-link__text span { color:var(--muted); font-size:14px; }

.modes { background: #fff; border: 1px solid #d8e0ea; border-radius: 14px; padding: 22px 26px; }
.modes h3 { margin: 0 0 8px; }
.modes p { color: var(--muted); font-size: 14px; line-height: 1.6; margin: 0 0 14px; }
.modes code { background: #eef2f7; padding: 1px 6px; border-radius: 4px; font-size: 12.5px; }
.mode-links { display: flex; flex-wrap: wrap; gap: 10px; }
.mode-links a {
  text-decoration: none; font-size: 13px; padding: 7px 14px; border-radius: 999px;
  background: #f1f5fa; color: var(--ink); border: 1px solid #dbe3ec;
}
.mode-links a:hover { background: #e6eef8; }

/* Instructions page */
.instr-back { display:inline-block; margin-bottom:12px; text-decoration:none; color:#1f6feb; font-size:14px; }
.instr-portal { position:relative; background:#fff; border:1px solid #d8e0ea; border-radius:14px; padding:24px 26px; margin-bottom:24px; overflow:hidden; }
.instr-portal__bar { position:absolute; inset:0 0 auto 0; height:5px; }
.instr-portal--beacon .instr-portal__bar { background:linear-gradient(90deg,#1f6feb,#39c0c8); }
.instr-portal--kingdom .instr-portal__bar { background:linear-gradient(90deg,#7a1f2b,#c9a23a); }
.instr-portal h2 { margin:6px 0 10px; font-size:22px; }
.instr-portal__sub { color:var(--muted); font-weight:400; font-size:16px; }
.instr-what { font-size:14.5px; line-height:1.6; color:#3a4856; }
.instr-feats { margin:10px 0 16px; padding-left:20px; color:#43525f; font-size:14px; line-height:1.75; }
.instr-feats code { background:#eef2f7; padding:1px 5px; border-radius:4px; font-size:12.5px; }
.instr-login { font-size:14px; color:#3a4856; margin:0 0 16px; }
.instr-accounts { width:100%; border-collapse:collapse; font-size:13.5px; }
.instr-accounts th, .instr-accounts td { text-align:left; padding:11px 12px; border-bottom:1px solid #e6ecf3; vertical-align:top; }
.instr-accounts th { background:#f5f8fc; color:var(--muted); font-size:12px; text-transform:uppercase; letter-spacing:.03em; }
.instr-accounts code { background:#eef2f7; padding:1px 6px; border-radius:5px; font-size:12.5px; }
.instr-persona { color:var(--muted); font-size:12px; margin-top:4px; line-height:1.5; max-width:340px; }
.instr-alias { color:var(--muted); font-size:11px; margin-top:3px; }
.instr-pill { display:inline-block; font-size:11.5px; padding:2px 9px; border-radius:999px; margin:0 4px 4px 0; }
.instr-pill--all { background:#e3f6ea; color:#1c7c43; }
.instr-pill--sub { background:#fff2d6; color:#8a5a00; }
.instr-pill--ro { background:#e9f1ff; color:#1f4f9b; }

.demo-banner {
  background: #2a1a00; color: #ffd479; text-align: center; padding: 10px;
  font-size: 12.5px; letter-spacing: .4px; font-weight: 600;
}