:root {
  --bg: #000;
  --card: #0d0d0f;
  --card-hover: #121215;
  --border: #1f1f23;
  --border-strong: #2c2c32;
  --text: #fafafa;
  --muted: #a1a1aa;
  --faint: #71717a;
  --c: #fafafa;
  --radius: 16px;
  color-scheme: dark;
}

.r-customer { --c: #38bdf8; }
.r-bank_ops { --c: #f59e0b; }
.r-cms_operator { --c: #a78bfa; }
.r-dpo { --c: #34d399; }
.r-regulator { --c: #fb7185; }
.r-credit_bureau, .r-lender, .r-marketing_owner, .r-it_security,
.r-product_marketing, .r-legal_counsel { --c: #cbd5e1; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(1200px 500px at 50% -200px, rgba(255, 255, 255, 0.07), transparent 70%),
    var(--bg);
  color: var(--text);
  font: 15px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
h1, h2, h3 { margin: 0; letter-spacing: -0.02em; line-height: 1.15; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700; }
h2 { font-size: 1.35rem; font-weight: 600; }
h3 { font-size: 1.05rem; font-weight: 600; }
p { margin: 0; }
code { font: 13px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.ico { width: 15px; height: 15px; flex: none; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* ── frame ─────────────────────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; letter-spacing: 0.04em; }
.brand-sub { color: var(--faint); font-weight: 500; letter-spacing: 0; }
.logo { width: 24px; height: 24px; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.topbar-right form { margin: 0; }
.pill {
  font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px;
  border: 1px solid var(--border-strong); color: var(--muted);
}
.link-btn { background: none; border: 0; color: var(--muted); font: inherit; font-size: 14px; cursor: pointer; padding: 0; }
.link-btn:hover { color: var(--text); }

.wrap { width: 100%; max-width: 860px; margin: 0 auto; padding: 48px 24px 80px; flex: 1; }
.wrap-wide { max-width: 1080px; }
.foot { text-align: center; color: var(--faint); font-size: 12px; padding: 24px; border-top: 1px solid var(--border); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: var(--faint);
  margin-bottom: 14px;
}
.lead { font-size: 1.08rem; color: var(--muted); margin-top: 16px; max-width: 62ch; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13px; color: var(--faint); margin-bottom: 28px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--text); }

/* ── pieces ────────────────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; border-radius: 10px; border: 1px solid var(--border-strong);
  font: inherit; font-weight: 600; font-size: 14px; text-decoration: none; cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--text); color: #000; border-color: var(--text); }
.btn-primary:hover { background: #e4e4e7; }
.btn-ghost { background: transparent; color: var(--text); }
.btn-ghost:hover { border-color: var(--faint); }
.btn-lg { padding: 14px 20px; font-size: 15px; }

.chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; font-weight: 600; padding: 4px 10px 4px 9px; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--c) 35%, transparent);
  background: color-mix(in srgb, var(--c) 10%, transparent);
  color: var(--c); white-space: nowrap;
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c); flex: none; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.law {
  display: inline-block; margin-top: 18px; font-size: 13px; color: var(--muted);
  padding: 6px 12px; border-radius: 8px; border: 1px solid var(--border-strong);
}
.sys-tag { font-size: 12px; color: var(--faint); padding: 2px 8px; border-radius: 6px; border: 1px solid var(--border); }

/* ── sign in ───────────────────────────────────────────────────────────── */
.login { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center; padding-top: 24px; }
.login h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.systems-mini { display: grid; gap: 12px; margin-top: 32px; }
.systems-mini div { display: grid; gap: 2px; padding-left: 14px; border-left: 2px solid var(--border-strong); }
.systems-mini strong { font-size: 14px; }
.systems-mini span { font-size: 13px; color: var(--faint); }
.login-card { display: grid; gap: 10px; padding: 28px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6); }
.login-card h2 { font-size: 1.4rem; }
.login-card .muted { font-size: 14px; margin-bottom: 8px; }
label { font-size: 13px; font-weight: 600; color: var(--muted); margin-top: 6px; }
select, input {
  width: 100%; font: inherit; color: var(--text);
  background: #050506; border: 1px solid var(--border-strong); border-radius: 10px; padding: 11px 12px;
}
select:focus, input:focus { outline: 2px solid #fafafa33; border-color: var(--faint); }
.login-card .btn { margin-top: 12px; }
.error { color: #fca5a5; font-size: 14px; background: #450a0a66; border: 1px solid #7f1d1d; padding: 8px 12px; border-radius: 8px; }

/* ── use case page ─────────────────────────────────────────────────────── */
.hero { margin-bottom: 48px; }
.block { margin-top: 56px; }
.block-head { margin-bottom: 20px; }
.block-head .muted { margin-top: 6px; }
.grid { display: grid; gap: 16px; }
.roles { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.cases { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

.role-card, .case-card {
  position: relative; display: flex; flex-direction: column; gap: 6px;
  text-decoration: none; overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.role-card:hover, .case-card:hover { transform: translateY(-3px); background: var(--card-hover); border-color: color-mix(in srgb, var(--c) 55%, transparent); }
.role-bar { position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--c); }
.role-step { font-size: 12px; font-weight: 600; color: var(--c); margin-top: 4px; }
.role-card h3 { font-size: 1.1rem; }
.role-card .muted { font-size: 13.5px; }
.role-sys { font-size: 12.5px; color: var(--faint); margin-top: auto; padding-top: 12px; }
.role-open { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 600; margin-top: 10px; }
.case-num {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  border: 1px solid var(--border-strong); font-weight: 700; margin-bottom: 10px;
}

.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 17px; top: 8px; bottom: 8px; width: 1px; background: var(--border-strong); }
.timeline li { position: relative; display: flex; gap: 18px; padding: 0 0 22px; }
.tl-num {
  position: relative; z-index: 1; flex: none;
  width: 35px; height: 35px; border-radius: 50%; display: grid; place-items: center;
  background: var(--bg); border: 1.5px solid var(--c); color: var(--c); font-weight: 700; font-size: 14px;
}
.tl-body { padding-top: 5px; display: grid; gap: 6px; }
.tl-head { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.tl-task { font-weight: 600; }
.tl-body .muted { font-size: 14px; }
.tl-links { display: flex; flex-wrap: wrap; gap: 6px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.two-col h3 { margin-bottom: 14px; }
.order, .plain { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.order { counter-reset: o; }
.order li { counter-increment: o; position: relative; padding-left: 30px; }
.order li::before {
  content: counter(o); position: absolute; left: 0; top: 1px;
  width: 20px; height: 20px; border-radius: 6px; display: grid; place-items: center;
  font-size: 12px; font-weight: 700; color: var(--text); border: 1px solid var(--border-strong);
}
.order li, .plain li { color: var(--muted); font-size: 14px; }
.plain li { padding-left: 16px; position: relative; }
.plain li::before { content: ""; position: absolute; left: 0; top: 10px; width: 6px; height: 1px; background: var(--faint); }

.diagram { padding: 16px; }
.diagram svg { width: 100%; height: auto; display: block; }
.dg-box rect { fill: #08080a; stroke: var(--border-strong); stroke-width: 1.2; }
.dg-name text { fill: var(--text); font: 600 15px Inter, system-ui, sans-serif; text-anchor: middle; }
.dg-body text { fill: var(--faint); font: 12px Inter, system-ui, sans-serif; text-anchor: middle; }
.dg-role text { font: 600 12.5px Inter, system-ui, sans-serif; text-anchor: middle; }
.dg-label { fill: var(--faint); font: 11.5px Inter, system-ui, sans-serif; text-anchor: middle; }

.question { background: linear-gradient(180deg, #111114, var(--card)); }
.question h2 { font-size: 1.5rem; max-width: 40ch; }
details { margin-top: 18px; border-top: 1px solid var(--border); padding-top: 14px; }
summary { cursor: pointer; color: var(--faint); font-size: 14px; font-weight: 600; }
details p { margin-top: 10px; color: var(--muted); }

/* ── role page ─────────────────────────────────────────────────────────── */
.role-hero .eyebrow { color: var(--c); }
.role-hero h1 { color: var(--text); }
.turn { border-top: 3px solid var(--c); margin-bottom: 16px; padding: 28px; }
.turn-meta { font-size: 13px; font-weight: 600; color: var(--c); margin-bottom: 8px; }
.turn h2 { font-size: 1.6rem; }
.checklist { margin: 20px 0 0; padding: 0; list-style: none; counter-reset: s; display: grid; gap: 12px; }
.checklist li { counter-increment: s; position: relative; padding-left: 40px; color: #e4e4e7; }
.checklist li::before {
  content: counter(s); position: absolute; left: 0; top: 0;
  width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center;
  font-size: 13px; font-weight: 700; color: var(--c);
  background: color-mix(in srgb, var(--c) 12%, transparent); border: 1px solid color-mix(in srgb, var(--c) 30%, transparent);
}
.note { margin-top: 18px; font-size: 14px; color: var(--muted); padding: 12px 14px; border-radius: 10px; background: #0a0a0c; border: 1px dashed var(--border-strong); }
.point { margin-top: 20px; padding: 14px 16px; border-radius: 12px; background: color-mix(in srgb, var(--c) 8%, transparent); border: 1px solid color-mix(in srgb, var(--c) 25%, transparent); }
.point span { display: block; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--c); margin-bottom: 4px; }

.signin h3 { margin-bottom: 10px; }
.signin > p + p, .signin dl + p { margin-top: 12px; }
.creds { margin: 12px 0 0; display: grid; gap: 8px; }
.creds div { display: grid; grid-template-columns: 90px 1fr; align-items: center; gap: 12px; }
.creds dt { font-size: 13px; color: var(--faint); }
.creds dd { margin: 0; display: flex; align-items: center; gap: 8px; min-width: 0; }
.creds code { background: #050506; border: 1px solid var(--border-strong); border-radius: 8px; padding: 7px 10px; overflow-x: auto; white-space: nowrap; min-width: 0; flex: 1; }
.copy { flex: none; background: transparent; color: var(--muted); border: 1px solid var(--border-strong); border-radius: 8px; padding: 6px 10px; font: inherit; font-size: 12.5px; cursor: pointer; }
.copy:hover { color: var(--text); border-color: var(--faint); }

.go { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; margin: 32px 0 8px; }
.handoff { margin-top: 40px; }
.handoff .eyebrow { margin-bottom: 10px; }
.handoff p:not(.eyebrow) { margin-top: 10px; font-size: 14px; color: var(--muted); }
.back { margin-top: 40px; }
.back a { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); text-decoration: none; font-size: 14px; }
.back a .ico { transform: rotate(180deg); }
.back a:hover { color: var(--text); }

/* ── small screens ─────────────────────────────────────────────────────── */
@media (max-width: 760px) {
  .wrap { padding: 32px 16px 64px; }
  .topbar { padding: 12px 16px; }
  .brand-sub { display: none; }
  .login { grid-template-columns: 1fr; gap: 32px; padding-top: 0; }
  .two-col { grid-template-columns: 1fr; }
  .turn { padding: 22px; }
  .creds div { grid-template-columns: 1fr; gap: 4px; }
  .btn-lg { width: 100%; }
}