/* ──────────────────────────────────────────────────────────────────────────
   BIBA Control Plane — Redesign
   Builds on /app/static/style.css tokens (DESIGN.md v1).
   This file = base tokens + new redesign components prefixed `.rd-`.
   ────────────────────────────────────────────────────────────────────────── */

:root {
  --biba-bg:      #070809;
  --biba-bg-2:    #0a0d11;
  --biba-panel:   #0c1014;
  --biba-panel2:  #10151b;
  --biba-line:    #1a2028;
  --biba-lineHi:  #2a3340;
  --biba-text:    #d9e3d6;
  --biba-textDim: #6a7c78;
  --biba-textMute:#3f4a4e;
  --biba-accent:  #f4f4f0;
  --biba-ok:      #7CFF5A;
  --biba-warn:    #FFB84D;
  --biba-err:     #FF5A5A;
  --biba-cyan:    #c5ebff;

  --mono: "IBM Plex Mono", "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Inter", system-ui, sans-serif;

  --biba-font-mono: var(--mono);
  --biba-font-sans: var(--sans);

  --r-2: 2px; --r-3: 3px; --r-4: 4px; --r-6: 6px; --r-pill: 999px;

  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:20px; --sp-6:24px; --sp-7:32px; --sp-8:40px;

  --vignette:
    radial-gradient(1200px 600px at 20% -10%, rgba(124,255,90,0.025), transparent 60%),
    radial-gradient(900px 500px at 100% 30%, rgba(244,244,240,0.022), transparent 60%);
  --grid-bg:
    linear-gradient(rgba(244,244,240,0.018) 1px, transparent 1px) 0 0/40px 40px,
    linear-gradient(90deg, rgba(244,244,240,0.018) 1px, transparent 1px) 0 0/40px 40px;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body.biba-app {
  background: var(--biba-bg);
  background-image: var(--vignette);
  background-attachment: fixed;
  color: var(--biba-text);
  font-family: var(--mono);
  font-size: 14px;
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
}
/* Cap width only — keep Bootstrap container width/padding/gutters */
.biba-app .container {
  width: 100%;
  max-width: 1280px;
}
a { color: var(--biba-accent); text-decoration: none; transition: color .12s ease, border-color .12s ease, background .12s ease; }
a:hover { color: var(--biba-text); }
img, svg { display: block; }
button { font: inherit; cursor: pointer; }
input { font: inherit; }

/* ── small atomic utilities ───────────────────────────────────────────── */
.t-strong { color: var(--biba-text); font-weight: 500; }
.t-dim    { color: var(--biba-textDim); }
.t-mute   { color: var(--biba-textMute); }
.t-acc    { color: var(--biba-accent); }
.t-ok     { color: var(--biba-ok); }
.t-warn   { color: var(--biba-warn); }
.t-err    { color: var(--biba-err); }
.t-info   { color: var(--biba-textDim); }
.t-num    { color: var(--biba-text); font-variant-numeric: tabular-nums; }
.t-key    { color: var(--biba-cyan); }
.t-str    { color: var(--biba-ok); }
.t-mono   { font-family: var(--mono); }
.t-xs     { font-size: 11px; letter-spacing: 0.02em; }
.text-end { text-align: right; }

/* ── biba labels & pills (kept aligned with style.css) ────────────────── */
.biba-label {
  font-family: var(--mono);
  font-size: 10px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--biba-textDim);
  margin: 0 0 6px;
}
.biba-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: var(--r-pill);
  border: 1px solid var(--biba-line);
  background: var(--biba-panel2);
  font-size: 10px; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--biba-textDim);
  font-family: var(--mono);
}
.biba-pill::before { content:""; width: 6px; height: 6px; border-radius: 50%; background: var(--biba-textMute); }
.biba-pill--ok   { color: var(--biba-ok);   border-color: rgba(124,255,90,0.35); }
.biba-pill--ok::before   { background: var(--biba-ok); box-shadow: 0 0 8px rgba(124,255,90,0.6); }
.biba-pill--warn { color: var(--biba-warn); border-color: rgba(255,184,77,0.45); }
.biba-pill--warn::before { background: var(--biba-warn); }
.biba-pill--err  { color: var(--biba-err);  border-color: rgba(255,90,90,0.45); }
.biba-pill--err::before  { background: var(--biba-err); }

/* ── buttons (scoped so Bootstrap base utilities still apply) ─────────── */
.biba-app .btn,
.biba-app a.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-family: var(--mono);
  font-size: 12px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  border-radius: var(--r-3);
  padding: 9px 14px; min-height: 36px;
  line-height: 1.25;
  border: 1px solid var(--biba-line);
  background: transparent; color: var(--biba-textDim);
  transition: background .12s ease, color .12s ease, border-color .12s ease;
  text-decoration: none; cursor: pointer;
  vertical-align: middle;
}
.biba-app .btn:hover,
.biba-app a.btn:hover { color: var(--biba-accent); border-color: var(--biba-lineHi); background: rgba(244,244,240,0.04); }
.biba-app .btn-sm { padding: 5px 10px; min-height: 28px; font-size: 11px; }
.biba-app .btn-lg { padding: 12px 22px; min-height: 44px; font-size: 13px; letter-spacing: 0.1em; }
.biba-app .btn-block { width: 100%; }
.biba-app .btn-primary {
  /* Override Bootstrap’s --bs-btn-* so primary = white fill + black ink (design system CTA) */
  --bs-btn-color: #0a0a0a;
  --bs-btn-bg: #ffffff;
  --bs-btn-border-color: #ffffff;
  --bs-btn-hover-color: #0a0a0a;
  --bs-btn-hover-bg: #ececec;
  --bs-btn-hover-border-color: #ececec;
  --bs-btn-active-color: #0a0a0a;
  --bs-btn-active-bg: #e0e0e0;
  --bs-btn-active-border-color: #e0e0e0;
  --bs-btn-disabled-color: #0a0a0a;
  --bs-btn-disabled-bg: #ffffff;
  --bs-btn-disabled-border-color: #ffffff;
  color: #0a0a0a;
  background-color: #ffffff;
  border-color: #ffffff;
}
.biba-app .btn-primary:hover {
  color: #0a0a0a;
  background-color: #ececec;
  border-color: #ececec;
}
.biba-app .btn-light { color: var(--biba-text); background: var(--biba-panel2); border-color: var(--biba-lineHi); }
.biba-app .btn-light:hover { color: var(--biba-accent); background: var(--biba-line); }
.biba-app .btn-outline-light { color: var(--biba-textDim); border-color: var(--biba-line); }
.biba-app .btn-outline-primary { color: var(--biba-accent); border-color: var(--biba-lineHi); }
.biba-app .btn-outline-secondary { color: var(--biba-textDim); border-color: var(--biba-line); }
.biba-app .btn-outline-secondary:hover {
  color: var(--biba-text);
  border-color: var(--biba-lineHi);
  background: var(--biba-panel2);
}
.biba-app .btn-danger:hover { background: rgba(255,90,90,0.16); color: var(--biba-err); border-color: var(--biba-err); }
.biba-app .btn-outline-danger {
  color: var(--biba-err);
  border-color: rgba(255, 90, 90, 0.35);
  background: transparent;
}
.biba-app .btn-outline-danger:hover {
  background: rgba(255, 90, 90, 0.1);
  border-color: var(--biba-err);
  color: var(--biba-err);
}
.biba-app .btn-link {
  color: var(--biba-textDim);
  text-decoration: underline;
  text-underline-offset: 0.15em;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  border: none;
  background: transparent !important;
  min-height: 0;
  padding: 0.25rem 0;
}
.biba-app .btn-link:hover { color: var(--biba-accent); background: transparent !important; }
.is-on { color: var(--biba-accent) !important; border-color: var(--biba-accent) !important; background: rgba(244,244,240,0.06) !important; }

/* ── form-control / inputs ────────────────────────────────────────────── */
.biba-app .form-control,
.biba-app .form-select {
  width: 100%;
  background: var(--biba-panel2);
  border: 1px solid var(--biba-lineHi);
  color: var(--biba-text);
  border-radius: var(--r-3);
  font-family: var(--mono);
  font-size: 13px;
  padding: 9px 12px;
  outline: none;
  transition: border-color .12s ease, box-shadow .12s ease;
}
.biba-app .form-control::placeholder { color: var(--biba-textMute); }
.biba-app .form-control:focus,
.biba-app .form-select:focus { border-color: var(--biba-accent); box-shadow: 0 0 0 1px rgba(244,244,240,0.18); }
.biba-app .form-control-sm { padding: 5px 10px; font-size: 11px; min-height: 28px; }

/* ── shared dot indicator ─────────────────────────────────────────────── */
.rd-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--biba-textMute); margin-right: 4px; }
.rd-dot--ok   { background: var(--biba-ok);   box-shadow: 0 0 10px rgba(124,255,90,0.65); }
.rd-dot--warn { background: var(--biba-warn); box-shadow: 0 0 10px rgba(255,184,77,0.55); }
.rd-dot--err  { background: var(--biba-err);  box-shadow: 0 0 10px rgba(255,90,90,0.55); }

/* ── caret animation ──────────────────────────────────────────────────── */
@keyframes blink { 0%,49% { opacity: 1 } 50%,100% { opacity: 0 } }
.rd-caret {
  display: inline-block; width: 8px; height: 14px;
  background: var(--biba-accent);
  vertical-align: middle;
  animation: blink 1s steps(2) infinite;
  margin-left: 2px;
}
@media (prefers-reduced-motion: reduce) { .rd-caret { animation: none; } }

/* ── top index strip ──────────────────────────────────────────────────── */
.rd-strip {
  position: sticky; top: 0; z-index: 10;
  background: rgba(7,8,9,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--biba-line);
}
.rd-strip__inner {
  max-width: 1280px; margin: 0 auto; padding: 12px 24px;
  display: flex; gap: 18px; align-items: center; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
}
.rd-strip__brand { color: var(--biba-accent); font-weight: 600; margin-right: auto; }
.rd-strip__sub   { color: var(--biba-textDim); font-weight: 400; margin-left: 4px; }
.rd-strip a { color: var(--biba-textDim); }
.rd-strip a:hover { color: var(--biba-accent); }

/* ── stage = section wrapper around each redesigned screen ───────────── */
.rd-stage { padding: 56px 24px 24px; max-width: 1480px; margin: 0 auto; }
.rd-stage__head {
  display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
  padding: 0 8px 16px;
}
.rd-stage__num {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.2em;
  color: var(--biba-textMute);
  border: 1px solid var(--biba-line);
  padding: 4px 8px; border-radius: var(--r-3);
}
.rd-stage__title { font-family: var(--mono); font-size: 18px; font-weight: 500; color: var(--biba-text); margin: 0; }
.rd-stage__note  { font-family: var(--mono); font-size: 12px; color: var(--biba-textDim); }

/* frame around each screen */
.rd-frame {
  border: 1px solid var(--biba-line);
  border-radius: 6px;
  background: var(--biba-bg-2);
  overflow: hidden;
  box-shadow: 0 30px 80px -40px rgba(0,0,0,0.7);
}
.rd-frame--short { min-height: 0; }

/* ── shared nav refresh ───────────────────────────────────────────────── */
.biba-nav {
  border-bottom: 1px solid var(--biba-line);
  background: linear-gradient(180deg, var(--biba-panel) 0%, rgba(12,16,20,0.6) 100%);
  padding: 14px 0;
  position: relative;
}
.biba-nav .container {
  display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap;
}
.biba-nav__brand {
  display: inline-flex; align-items: baseline; gap: 6px;
  font-family: var(--mono); font-size: 17px; font-weight: 500;
  color: var(--biba-text);
}
.biba-nav__prompt { color: var(--biba-accent); font-weight: 700; letter-spacing: 0.05em; }
.biba-nav__prompt-sub { color: var(--biba-textDim); font-weight: 400; }
.biba-nav__title {
  margin-left: 8px;
  color: var(--biba-textDim);
  font-size: 10px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
}
.biba-nav__actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.rd-nav { padding: 14px 24px; }
.rd-nav .container { padding: 0; max-width: 100%; }

.rd-aux { display: flex; gap: 18px; }
.rd-aux a {
  color: var(--biba-textDim);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
}
.rd-aux a.is-on, .rd-aux a:hover { color: var(--biba-accent); }
.biba-lang { display: inline-flex; gap: 6px; font-size: 11px; letter-spacing: 0.14em; }
.biba-lang__link { color: var(--biba-textDim); }
.biba-lang__link--active { color: var(--biba-accent); }
.biba-lang__sep { color: var(--biba-textMute); }
.rd-who {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11px; color: var(--biba-textDim);
  padding: 4px 10px; border: 1px solid var(--biba-line); border-radius: var(--r-pill);
}

.biba-main { padding: 32px 0 56px; }

/* search box */
.rd-search {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--biba-panel2);
  border: 1px solid var(--biba-line);
  border-radius: var(--r-3);
  padding: 4px 8px 4px 10px;
  min-width: 240px;
}
.rd-search span { color: var(--biba-textDim); font-size: 13px; }
.rd-search input {
  background: transparent; border: 0; outline: none;
  font-family: var(--mono); font-size: 12px; color: var(--biba-text);
  flex: 1; min-width: 0;
}
.rd-search input::placeholder { color: var(--biba-textMute); }
.rd-search kbd {
  font-family: var(--mono); font-size: 10px;
  color: var(--biba-textDim);
  border: 1px solid var(--biba-line); border-radius: 3px;
  padding: 1px 5px; background: var(--biba-panel);
}

/* ─────────────────────────── 01 LANDING ─────────────────────────── */
.rd-hero-wrap { padding-top: 40px; padding-bottom: 40px; }
.rd-hero {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center;
}
.rd-hero__kicker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px;
  border: 1px solid var(--biba-line);
  border-radius: var(--r-pill);
  background: var(--biba-panel);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--biba-textDim);
}
.rd-hero__sep { color: var(--biba-textMute); }
.rd-hero__title {
  font-family: var(--mono);
  font-size: clamp(40px, 5vw, 60px);
  font-weight: 500; line-height: 1.05;
  color: var(--biba-text);
  margin: 24px 0 18px;
  letter-spacing: -0.01em;
}
.rd-hero__lead {
  font-family: var(--mono);
  font-size: 15px; line-height: 1.6;
  color: var(--biba-textDim);
  max-width: 46ch;
  margin: 0 0 28px;
}
.rd-hero__cta { display: flex; gap: 12px; flex-wrap: wrap; }
.rd-hero__foot {
  margin: 28px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.65;
  color: var(--biba-textDim);
}
.rd-hero__foot a {
  color: var(--biba-textDim);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-color: rgba(106, 124, 120, 0.5);
}
.rd-hero__foot a:hover {
  color: var(--biba-accent);
  text-decoration-color: var(--biba-accent);
}
.rd-hero__foot-sep {
  color: var(--biba-textMute);
  user-select: none;
}
.rd-hero__chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 22px; }

.rd-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 10px;
  border: 1px solid var(--biba-line);
  background: rgba(16,21,27,0.6);
  border-radius: var(--r-3);
  font-family: var(--mono); font-size: 11px;
  color: var(--biba-text);
}
.rd-chip__lbl { color: var(--biba-textMute); text-transform: uppercase; letter-spacing: 0.12em; font-size: 9px; }

/* live terminal */
.rd-term {
  border: 1px solid var(--biba-line);
  background: linear-gradient(180deg, #0a0d11, #07090c);
  border-radius: var(--r-4);
  overflow: hidden;
  box-shadow: 0 30px 60px -40px rgba(0,0,0,0.8);
}
.rd-term__head {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--biba-line);
  background: var(--biba-panel);
}
.rd-term__dots { display: inline-flex; gap: 6px; }
.rd-term__dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--biba-line); }
.rd-term__dots i:nth-child(1) { background: rgba(255,90,90,0.45); }
.rd-term__dots i:nth-child(2) { background: rgba(255,184,77,0.45); }
.rd-term__dots i:nth-child(3) { background: rgba(124,255,90,0.45); }
.rd-term__title { font-family: var(--mono); font-size: 11px; color: var(--biba-textDim); letter-spacing: 0.12em; text-transform: uppercase; flex: 1; }
.rd-term__rt { font-family: var(--mono); font-size: 11px; color: var(--biba-textMute); letter-spacing: 0.06em; }
.rd-term__body {
  margin: 0; padding: 16px 18px 8px;
  font-family: var(--mono); font-size: 12.5px; line-height: 1.6;
  color: var(--biba-text);
  white-space: pre;
}
.rd-term__secure {
  display: flex; align-items: center; gap: 12px;
  margin: 14px 18px 0;
  padding: 12px 14px;
  border: 1px solid rgba(124,255,90,0.4);
  background: linear-gradient(90deg, rgba(124,255,90,0.08), rgba(124,255,90,0.02));
  border-radius: var(--r-3);
}
.rd-term__secure-glyph { font-size: 22px; color: var(--biba-ok); }
.rd-term__secure > div { flex: 1; }
.rd-term__secure-title {
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--biba-ok);
}
.rd-term__secure-sub {
  font-family: var(--mono); font-size: 11px; color: var(--biba-textDim);
  margin-top: 2px;
}
.rd-term__nodes { width: 100%; border-collapse: collapse; padding: 0 18px; }
.rd-term__nodes td { padding: 6px 18px; font-family: var(--mono); font-size: 12px; }
.rd-term__nodes td:first-child { padding-left: 18px; width: 28px; }
.rd-term__nodes td:nth-child(4) { text-align: right; font-variant-numeric: tabular-nums; }
.rd-term__nodes td:nth-child(4) small { color: var(--biba-textMute); margin-left: 2px; }
.rd-term__nodes td:last-child { text-align: right; padding-right: 18px; }
.rd-term__foot { padding: 8px 18px 16px; font-family: var(--mono); font-size: 12px; }

/* pillars */
.rd-pillars {
  list-style: none; padding: 0; margin: 80px 0 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--biba-line);
}
.rd-pillars li {
  padding: 32px 28px; border-right: 1px solid var(--biba-line);
}
.rd-pillars li:last-child { border-right: 0; }
.rd-pillars__num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
  color: var(--biba-accent); margin-bottom: 18px;
}
.rd-pillars h3 {
  font-family: var(--mono);
  font-size: 18px; font-weight: 500; letter-spacing: -0.01em;
  margin: 0 0 10px; color: var(--biba-text);
}
.rd-pillars p { font-family: var(--mono); font-size: 13px; color: var(--biba-textDim); margin: 0; line-height: 1.6; max-width: 32ch; }

/* ─────────────────────────── 02 LOGIN ─────────────────────────── */
.rd-auth {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px;
  padding: 56px 0;
  align-items: center;
}
.rd-auth--center {
  grid-template-columns: minmax(0, 420px);
  justify-content: center;
  padding: 64px 24px;
}
.rd-auth__brandline {
  font-family: var(--mono); font-size: 14px; letter-spacing: 0.06em;
  margin-bottom: 18px; text-align: center;
}
.rd-auth__brandline .t-acc { font-weight: 700; letter-spacing: 0.18em; }
.rd-auth__ascii {
  margin: 0 0 24px;
  font-family: var(--mono); font-size: 13px; color: var(--biba-text);
  line-height: 1.4;
  background: var(--biba-panel);
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  padding: 14px 18px;
  white-space: pre;
}
.rd-auth__lead { color: var(--biba-textDim); font-size: 14px; line-height: 1.6; max-width: 40ch; }
.rd-auth__list { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-direction: column; gap: 8px; font-size: 12px; color: var(--biba-textDim); }

.rd-auth__pane {
  background: var(--biba-panel);
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  padding: 28px 28px 32px;
}
.rd-auth__tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--biba-line); margin-bottom: 24px; }
.rd-auth__tab {
  background: none; border: 0; padding: 0 0 12px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--biba-textDim); border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.rd-auth__tab.is-on { color: var(--biba-accent); border-bottom-color: var(--biba-accent); }
.rd-auth__form { display: flex; flex-direction: column; gap: 14px; }
.rd-pw { position: relative; }
.rd-pw__eye {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: transparent; border: 0; color: var(--biba-textDim); font-size: 14px;
}
.rd-auth__or { display: flex; align-items: center; gap: 12px; color: var(--biba-textMute); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; margin: 4px 0; }
.rd-auth__or::before, .rd-auth__or::after { content: ""; flex: 1; height: 1px; background: var(--biba-line); }
.rd-redeem { display: flex; gap: 8px; }
.rd-redeem .form-control { font-family: var(--mono); letter-spacing: 0.06em; }
.rd-redeem .btn { white-space: nowrap; }
.rd-auth__foot { color: var(--biba-textDim); font-size: 11px; margin: 8px 0 0; text-align: center; }

/* ─────────────────────────── 03 ADMIN ─────────────────────────── */
.rd-page-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--biba-line);
  margin-bottom: 24px;
}
.rd-crumb { font-family: var(--mono); font-size: 11px; color: var(--biba-textDim); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 6px; }
.rd-crumb a { color: var(--biba-textDim); }
.rd-crumb a:hover { color: var(--biba-accent); }
.rd-page-head__title {
  font-family: var(--mono); font-size: 22px; font-weight: 500; color: var(--biba-text);
  margin: 0; letter-spacing: -0.01em;
}
.rd-page-head__sub { font-size: 12px; color: var(--biba-textDim); font-weight: 400; letter-spacing: 0.04em; margin-left: 8px; }
.rd-page-head__act { display: flex; gap: 8px; align-items: center; }

.rd-range {
  display: inline-flex; border: 1px solid var(--biba-line); border-radius: var(--r-3); overflow: hidden;
}
.rd-range button {
  background: transparent; border: 0; padding: 6px 12px;
  font-family: var(--mono); font-size: 11px; color: var(--biba-textDim);
  letter-spacing: 0.1em; text-transform: uppercase;
  border-right: 1px solid var(--biba-line);
}
.rd-range button:last-child { border-right: 0; }
.rd-range button.is-on { color: var(--biba-accent); background: rgba(244,244,240,0.06); }

/* KPI strip */
.rd-kpis { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-bottom: 24px; }
.rd-kpi {
  position: relative;
  background: linear-gradient(180deg, var(--biba-panel), rgba(12,16,20,0.6));
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  padding: 14px 16px 12px;
  min-height: 120px;
  display: flex; flex-direction: column; gap: 6px;
}
.rd-kpi__row { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.rd-kpi__num { font-family: var(--mono); font-size: 28px; font-weight: 500; color: var(--biba-accent); letter-spacing: -0.02em; }
.rd-kpi__delta {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 2px 6px; border: 1px solid currentColor; border-radius: var(--r-pill);
  color: var(--biba-textDim);
}
.rd-kpi__delta--ok   { color: var(--biba-ok); }
.rd-kpi__delta--warn { color: var(--biba-warn); }
.rd-kpi__delta--err  { color: var(--biba-err); }
.rd-spark { width: 100%; height: 28px; }
.rd-kpi__foot { font-family: var(--mono); font-size: 11px; color: var(--biba-textDim); }
.rd-kpi__foot--alert { color: var(--biba-warn); }
.rd-kpi--alert { border-color: rgba(255,184,77,0.4); background: linear-gradient(180deg, rgba(255,184,77,0.06), rgba(12,16,20,0.6)); }
.rd-kpi__link { font-size: 11px; color: var(--biba-warn); margin-top: 4px; letter-spacing: 0.1em; text-transform: uppercase; }

/* admin grid */
.rd-grid-7-5 { display: grid; grid-template-columns: 7fr 5fr; gap: 18px; align-items: flex-start; }
.rd-grid-5-7 { display: grid; grid-template-columns: 5fr 7fr; gap: 18px; align-items: flex-start; }

.rd-card {
  background: var(--biba-panel);
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  overflow: hidden;
}
.rd-card__head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--biba-line);
  flex-wrap: wrap;
}
.rd-card__title {
  font-family: var(--mono);
  font-size: 13px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--biba-text);
  margin: 0;
}
.rd-card__count {
  margin-left: 6px; color: var(--biba-textDim); font-weight: 400;
  font-size: 12px; letter-spacing: 0;
}
.rd-card__tools { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.rd-card__link { color: var(--biba-textDim); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }

/* tables */
.table-responsive { overflow-x: auto; }
.rd-table { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 12.5px; }
.rd-table thead th {
  text-align: left;
  font-size: 10px; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--biba-textDim);
  padding: 12px 16px;
  border-bottom: 1px solid var(--biba-line);
  background: rgba(16,21,27,0.4);
}
.rd-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--biba-line);
  color: var(--biba-text);
  vertical-align: middle;
}
.rd-table tbody tr:last-child td { border-bottom: 0; }
.rd-table tbody tr:hover td { background: rgba(244,244,240,0.025); }
.rd-table small { color: var(--biba-textDim); font-size: 10px; margin-left: 2px; }

.rd-row__user { display: flex; align-items: center; gap: 10px; }
.rd-avatar {
  width: 28px; height: 28px; border-radius: var(--r-3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  background: var(--biba-panel2); border: 1px solid var(--biba-line);
  color: var(--biba-text);
}

.rd-bar {
  display: inline-block; width: 80px; height: 4px;
  background: var(--biba-line);
  border-radius: var(--r-pill); overflow: hidden; vertical-align: middle;
  margin-right: 6px;
}
.rd-bar > span { display: block; height: 100%; background: var(--biba-ok); }
.rd-bar--warn > span { background: var(--biba-warn); }
.rd-bar--err  > span { background: var(--biba-err); }

/* sidebar lists */
.rd-side { display: flex; flex-direction: column; gap: 18px; }
.rd-servers { list-style: none; padding: 0; margin: 0; }
.rd-servers li {
  padding: 12px 16px;
  border-bottom: 1px solid var(--biba-line);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  font-family: var(--mono); font-size: 12px;
}
.rd-servers li:last-child { border-bottom: 0; }
.rd-servers li.is-warn { background: rgba(255,184,77,0.04); }

.rd-feed { list-style: none; padding: 0; margin: 0; }
.rd-feed li {
  padding: 10px 16px;
  border-bottom: 1px solid var(--biba-line);
  display: flex; align-items: flex-start; gap: 10px;
  font-family: var(--mono); font-size: 12px; line-height: 1.5;
}
.rd-feed li:last-child { border-bottom: 0; }
.rd-feed__lvl {
  font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 1px 6px; border: 1px solid currentColor; border-radius: var(--r-3);
  color: var(--biba-textDim);
  flex-shrink: 0; margin-top: 1px;
}
.rd-feed__lvl--info { color: var(--biba-textDim); }
.rd-feed__lvl--warn { color: var(--biba-warn); }
.rd-feed__lvl--err  { color: var(--biba-err); }

/* ─────────────────────────── 04 PORTAL KEY ─────────────────────────── */
.rd-keycard {
  display: grid; grid-template-columns: 200px 1fr;
  gap: 32px;
  background:
    linear-gradient(180deg, rgba(124,255,90,0.04), rgba(12,16,20,0)) ,
    var(--biba-panel);
  border: 1px solid var(--biba-line);
  border-radius: 6px;
  padding: 28px 32px;
  margin-bottom: 22px;
  align-items: center;
  position: relative;
}
.rd-keycard::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: var(--grid-bg);
  opacity: 0.6;
  mask: linear-gradient(180deg, rgba(0,0,0,0.4), transparent 70%);
  -webkit-mask: linear-gradient(180deg, rgba(0,0,0,0.4), transparent 70%);
  border-radius: 6px;
}
.rd-keycard > * { position: relative; }
.rd-keycard__meter { position: relative; width: 200px; height: 200px; margin: 0 auto; }
.rd-keycard__meter svg { width: 100%; height: 100%; }
.rd-keycard__meter-inner {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.rd-keycard__meter-num { font-family: var(--mono); font-size: 44px; font-weight: 500; color: var(--biba-ok); letter-spacing: -0.02em; }
.rd-keycard__meter-lbl { font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--biba-textDim); margin-top: 2px; }

.rd-keycard__body { display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.rd-keycard__row { display: flex; align-items: flex-end; gap: 12px; }
.rd-keycard__row > div:first-child { flex: 1; min-width: 0; }
.rd-keycard__copy { white-space: nowrap; }
.rd-keycard__chips { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 4px; border-top: 1px dashed var(--biba-line); margin-top: 4px; padding-top: 14px; }

.rd-mono-box {
  position: relative;
  display: flex; align-items: center; gap: 10px;
  background: var(--biba-bg);
  border: 1px solid var(--biba-lineHi);
  border-radius: var(--r-3);
  padding: 12px 14px;
  font-family: var(--mono); font-size: 13px;
  color: var(--biba-text);
  overflow: hidden;
}
.rd-mono-box code {
  flex: 1;
  font-family: var(--mono);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: var(--biba-text);
}
.rd-mono-box--multi { display: block; }
.rd-mono-box--multi code { white-space: normal; word-break: break-all; display: block; }
.rd-mono-box--pass code { letter-spacing: 0.06em; color: var(--biba-cyan); }
.rd-mono-box--big { padding: 22px 24px; }
.rd-mono-box--big code { font-size: 22px; letter-spacing: 0.1em; color: var(--biba-accent); font-weight: 500; }
.rd-cp, .rd-eye {
  background: transparent; border: 1px solid var(--biba-line);
  color: var(--biba-textDim);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 5px 10px; border-radius: var(--r-3);
}
.rd-cp:hover, .rd-eye:hover { color: var(--biba-accent); border-color: var(--biba-lineHi); }

/* three-up below keycard */
.rd-three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.rd-three__inner { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 14px; }
.rd-three__hint { color: var(--biba-textMute); font-size: 11px; margin: 0; }
.rd-os { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.rd-os li {
  display: grid; grid-template-columns: 28px 1fr auto; align-items: center; gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--biba-line); border-radius: var(--r-3);
  background: var(--biba-panel2);
  font-family: var(--mono); font-size: 12px;
}
.rd-os__glyph { font-family: var(--mono); font-size: 14px; color: var(--biba-accent); text-align: center; }
.rd-os a { color: var(--biba-accent); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }
.rd-bill { display: flex; flex-direction: column; gap: 6px; padding: 4px 0; }
.rd-bill__row { display: flex; justify-content: space-between; gap: 8px; font-size: 12px; }

/* ─────────────────────────── 05 INSTANCE ─────────────────────────── */
.rd-quick {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0;
  border: 1px solid var(--biba-line); border-radius: var(--r-4);
  background: var(--biba-panel);
  margin-bottom: 18px;
  overflow: hidden;
}
.rd-quick > div { padding: 14px 18px; border-right: 1px solid var(--biba-line); }
.rd-quick > div:last-child { border-right: 0; }
.rd-quick__v { font-family: var(--mono); font-size: 22px; font-weight: 500; color: var(--biba-text); letter-spacing: -0.02em; }
.rd-quick__v small { color: var(--biba-textDim); font-size: 11px; margin-left: 2px; }

.rd-creds { padding: 18px; display: flex; flex-direction: column; gap: 14px; }
.rd-cred { display: flex; flex-direction: column; gap: 6px; }
.rd-cred .rd-mono-box { padding: 10px 12px; }
.rd-cred .rd-mono-box code { font-size: 12px; }

.rd-log {
  margin: 0; padding: 16px 18px;
  background: #05070a;
  font-family: var(--mono); font-size: 11.5px; line-height: 1.7;
  color: var(--biba-text);
  white-space: pre;
  max-height: 520px; overflow: auto;
}

/* ─────────────────────────── 06 GIFTS ─────────────────────────── */
.rd-gift {
  display: grid; grid-template-columns: 1fr 1.5fr; gap: 18px;
  margin-bottom: 18px;
}
.rd-gift__form {
  background: var(--biba-panel);
  border: 1px solid var(--biba-line); border-radius: var(--r-4);
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 12px; align-items: stretch;
}
.rd-gift__input { display: flex; gap: 10px; align-items: center; }
.rd-gift__input .form-control { width: 100px; flex: 0 0 100px; }
.rd-gift__presets { display: inline-flex; border: 1px solid var(--biba-line); border-radius: var(--r-3); overflow: hidden; }
.rd-gift__presets button {
  background: transparent; border: 0; padding: 7px 12px;
  font-family: var(--mono); font-size: 11px; color: var(--biba-textDim);
  border-right: 1px solid var(--biba-line);
}
.rd-gift__presets button:last-child { border-right: 0; }
.rd-gift__presets button.is-on { color: var(--biba-accent); background: rgba(244,244,240,0.06); }
.rd-gift__last {
  background: var(--biba-panel);
  border: 1px solid rgba(124,255,90,0.4);
  background:
    linear-gradient(180deg, rgba(124,255,90,0.05), rgba(12,16,20,0)),
    var(--biba-panel);
  border-radius: var(--r-4);
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 12px;
}
.rd-gift__meta {
  display: flex; gap: 18px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; color: var(--biba-text);
}

/* ─────────────────────────── 07 DOCS ─────────────────────────── */
.rd-docs {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 200px;
  gap: 36px;
  align-items: flex-start;
  padding: 32px 24px 56px;
  max-width: 1280px;
  margin: 0 auto;
}
.rd-docs__nav { position: sticky; top: 12px; }
.rd-docs__nav-inner {
  background: var(--biba-panel);
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  padding: 14px;
}
.rd-docs__group { margin-bottom: 18px; }
.rd-docs__group:last-child { margin-bottom: 0; }
.rd-docs__group .biba-label { margin-bottom: 8px; }
.rd-docs__group a {
  display: block;
  font-family: var(--mono); font-size: 12px;
  color: var(--biba-textDim);
  padding: 5px 8px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-3) var(--r-3) 0;
  margin-left: -10px; padding-left: 10px;
}
.rd-docs__group a:hover { color: var(--biba-accent); background: rgba(244,244,240,0.04); }
.rd-docs__group a.is-on { color: var(--biba-accent); border-left-color: var(--biba-ok); background: rgba(124,255,90,0.05); }

.rd-docs__body { font-family: var(--sans); font-size: 15px; line-height: 1.7; color: var(--biba-text); min-width: 0; }
.rd-docs__body h1 {
  font-family: var(--mono);
  font-size: 32px; font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--biba-text);
  margin: 12px 0 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--biba-line);
}
.rd-docs__body h2 {
  font-family: var(--mono);
  font-size: 18px; font-weight: 600;
  color: var(--biba-text);
  margin: 36px 0 12px;
  letter-spacing: 0.01em;
}
.rd-docs__body p { margin: 0 0 14px; color: var(--biba-text); }
.rd-docs__lead { font-size: 16px; color: var(--biba-textDim); }
.rd-docs__body code {
  font-family: var(--mono); font-size: 0.86em;
  background: var(--biba-panel2); border: 1px solid var(--biba-line);
  color: var(--biba-ok);
  padding: 0.1em 0.4em; border-radius: var(--r-2);
}
.rd-docs__body a { color: var(--biba-cyan); text-decoration: underline; text-decoration-color: rgba(197,235,255,0.4); text-underline-offset: 0.2em; }
.rd-docs__body a:hover { color: var(--biba-accent); text-decoration-color: var(--biba-accent); }

.rd-callout {
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px 18px;
  border: 1px solid var(--biba-lineHi); border-left-width: 3px;
  border-radius: var(--r-3);
  background: var(--biba-panel);
  margin: 18px 0;
}
.rd-callout__lbl { font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--biba-textDim); }
.rd-callout p { margin: 0; color: var(--biba-text); font-size: 14px; }
.rd-callout--info { border-left-color: var(--biba-cyan); }
.rd-callout--info .rd-callout__lbl { color: var(--biba-cyan); }
.rd-callout--warn { border-left-color: var(--biba-warn); background: linear-gradient(90deg, rgba(255,184,77,0.06), var(--biba-panel)); }
.rd-callout--warn .rd-callout__lbl { color: var(--biba-warn); }

.rd-diagram {
  display: flex; align-items: center; gap: 0; flex-wrap: wrap;
  padding: 20px;
  background: var(--biba-panel2);
  border: 1px solid var(--biba-line); border-radius: var(--r-4);
  margin: 12px 0 24px;
  font-family: var(--mono);
}
.rd-diagram__node {
  flex: 0 0 auto;
  padding: 12px 14px;
  border: 1px solid var(--biba-line);
  background: var(--biba-panel);
  border-radius: var(--r-3);
  min-width: 140px; text-align: center;
}
.rd-diagram__node--accent { border-color: var(--biba-accent); background: rgba(244,244,240,0.04); }
.rd-diagram__lbl { font-size: 13px; color: var(--biba-text); font-weight: 500; }
.rd-diagram__hint { font-size: 10px; color: var(--biba-textDim); letter-spacing: 0.06em; margin-top: 2px; }
.rd-diagram__edge {
  flex: 1 1 60px; min-width: 60px;
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 0 6px;
}
.rd-diagram__edge i {
  display: block; width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--biba-line), var(--biba-textDim), var(--biba-line));
  position: relative;
}
.rd-diagram__edge i::after {
  content: ""; position: absolute; right: -4px; top: 50%; transform: translateY(-50%);
  border-left: 6px solid var(--biba-textDim);
  border-top: 4px solid transparent; border-bottom: 4px solid transparent;
}
.rd-diagram__edge span { font-size: 10px; color: var(--biba-textDim); letter-spacing: 0.1em; text-transform: uppercase; }
.rd-diagram__edge--strong i { background: linear-gradient(90deg, var(--biba-line), var(--biba-accent), var(--biba-line)); }
.rd-diagram__edge--strong i::after { border-left-color: var(--biba-accent); }
.rd-diagram__edge--strong span { color: var(--biba-accent); }

.rd-layers { list-style: none; padding: 0; margin: 0 0 16px; counter-reset: l; }
.rd-layers li {
  counter-increment: l;
  display: grid; grid-template-columns: 36px 220px 1fr; align-items: baseline; gap: 16px;
  padding: 10px 0; border-bottom: 1px solid var(--biba-line);
  font-family: var(--mono); font-size: 13px;
}
.rd-layers li::before {
  content: counter(l, decimal-leading-zero);
  font-size: 11px; color: var(--biba-textMute); letter-spacing: 0.1em;
}
.rd-layers li b { font-weight: 600; color: var(--biba-text); letter-spacing: 0.04em; }
.rd-layers li span { font-size: 13px; line-height: 1.5; color: var(--biba-textDim); font-family: var(--mono); }

.rd-defs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.rd-defs > div {
  padding: 12px 14px;
  border: 1px solid var(--biba-line); border-radius: var(--r-3);
  background: var(--biba-panel);
  display: flex; flex-direction: column; gap: 4px;
}
.rd-defs b { font-family: var(--mono); font-size: 13px; color: var(--biba-accent); }
.rd-defs span { font-size: 12px; color: var(--biba-textDim); }

.rd-code {
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  background: #05070a;
  overflow: hidden;
  margin: 14px 0 20px;
}
.rd-code__head {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px;
  background: var(--biba-panel);
  border-bottom: 1px solid var(--biba-line);
  font-family: var(--mono); font-size: 11px; color: var(--biba-textDim); letter-spacing: 0.1em;
}
.rd-code__head button {
  margin-left: auto;
  background: transparent; border: 1px solid var(--biba-line);
  color: var(--biba-textDim);
  padding: 3px 9px; border-radius: var(--r-3);
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
}
.rd-code pre { margin: 0; padding: 16px 18px; font-family: var(--mono); font-size: 12.5px; line-height: 1.65; color: var(--biba-text); overflow-x: auto; }
.rd-code pre code { background: transparent; border: 0; padding: 0; color: inherit; }

.rd-next { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.rd-next li {
  display: flex; gap: 14px; align-items: baseline;
  padding: 10px 14px;
  border: 1px solid var(--biba-line); border-radius: var(--r-3);
  background: var(--biba-panel);
  font-family: var(--mono); font-size: 13px;
}
.rd-next a { font-weight: 500; color: var(--biba-accent); text-decoration: none; min-width: 200px; }
.rd-next span { color: var(--biba-textDim); font-size: 12px; }

.rd-docs__toc { position: sticky; top: 12px; display: flex; flex-direction: column; gap: 6px; }
.rd-docs__toc a {
  display: block;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em;
  padding: 4px 0 4px 12px;
  border-left: 1px solid var(--biba-line);
  color: var(--biba-textDim);
}
.rd-docs__toc a.is-on { color: var(--biba-accent); border-left-color: var(--biba-accent); }
.rd-docs__toc a:hover { color: var(--biba-text); }
.rd-docs__toc-foot { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--biba-line); display: flex; flex-direction: column; gap: 4px; font-size: 10px; }

/* ─────────────────────────── footer ─────────────────────────── */
.rd-foot {
  border-top: 1px solid var(--biba-line);
  padding: 24px 24px;
  margin-top: 60px;
  background: var(--biba-panel);
}
.rd-foot .container {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
}
.rd-foot__brand { color: var(--biba-textDim); }
.rd-foot__brand .t-acc { font-weight: 700; letter-spacing: 0.06em; }

/* ─────────────────────────── responsive ─────────────────────────── */
@media (max-width: 1100px) {
  .rd-hero, .rd-auth, .rd-grid-7-5, .rd-grid-5-7, .rd-three, .rd-gift { grid-template-columns: 1fr; gap: 24px; }
  .rd-keycard { grid-template-columns: 1fr; }
  .rd-keycard__meter { width: 160px; height: 160px; }
  .rd-kpis { grid-template-columns: repeat(2, 1fr); }
  .rd-quick { grid-template-columns: repeat(3, 1fr); }
  .rd-quick > div:nth-child(3n) { border-right: 0; }
  .rd-pillars { grid-template-columns: 1fr; }
  .rd-pillars li { border-right: 0; border-bottom: 1px solid var(--biba-line); }
  .rd-docs { grid-template-columns: 1fr; }
  .rd-docs__nav, .rd-docs__toc { position: static; }
  .rd-defs { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .rd-stage { padding: 32px 12px 12px; }
  .biba-main { padding: 24px 0 40px; }
  .rd-kpis, .rd-quick { grid-template-columns: 1fr 1fr; }
  .rd-quick > div { border-right: 1px solid var(--biba-line); border-bottom: 1px solid var(--biba-line); }
  .biba-nav .container { flex-direction: column; align-items: flex-start; }
  .biba-nav__actions { width: 100%; }
  .rd-layers li { grid-template-columns: 32px 1fr; }
  .rd-layers li span { grid-column: 2 / -1; }
}

/* ═══ App bridge: Bootstrap surfaces, legal, manual markdown, nav variants ═══ */

.biba-nav--portal {
  border-bottom-color: var(--biba-lineHi);
}

.biba-nav--minimal {
  background: linear-gradient(180deg, var(--biba-panel) 0%, rgba(10, 13, 17, 0.94) 100%);
  margin-bottom: 0.875rem;
  padding: 8px 0;
}

.biba-nav--minimal .container {
  padding-left: 16px;
  padding-right: 16px;
}

.biba-nav__aux {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--biba-textDim);
}

.biba-nav__aux:hover {
  color: var(--biba-accent);
}

.biba-lang {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.biba-lang__link {
  color: var(--biba-textDim);
  text-decoration: none;
  padding: 4px 2px;
}

.biba-lang__link:hover {
  color: var(--biba-accent);
}

.biba-lang__link--active {
  color: var(--biba-accent);
}

.biba-lang__sep {
  color: var(--biba-textMute);
  user-select: none;
  font-weight: 400;
  letter-spacing: 0;
}

.biba-title {
  font-size: 1.125rem;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--biba-text);
  margin: 0 0 0.75rem;
}

.biba-display {
  font-family: var(--sans);
  font-size: 1.375rem;
  font-weight: 500;
  line-height: 1.2;
  color: var(--biba-accent);
  letter-spacing: -0.02em;
}

.biba-caption {
  font-size: 12px;
  color: var(--biba-textDim);
}

.biba-mono-field {
  font-size: 12px;
  letter-spacing: 0.02em;
}

.biba-app .card {
  background: var(--biba-panel);
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  box-shadow: none;
}

.biba-app .card-body {
  padding: 0.875rem 1rem;
}

.biba-app .shadow-sm {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.4) !important;
}

.biba-app .form-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--biba-textDim);
}

.biba-app .form-text {
  color: var(--biba-textMute);
  font-size: 11px;
}

.biba-app .input-group-text {
  background: var(--biba-panel);
  border-color: var(--biba-lineHi);
  color: var(--biba-textDim);
  font-size: 12px;
}

.biba-app .table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--biba-text);
  --bs-table-border-color: var(--biba-line);
  font-size: 13px;
}

.biba-app .table thead th {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--biba-textDim);
  border-bottom-color: var(--biba-line);
}

.biba-alert {
  border-radius: var(--r-4);
  padding: 12px 14px;
  font-size: 13px;
  border: 1px solid;
  margin-bottom: 1rem;
}

.biba-alert--ok {
  background: rgba(124, 255, 90, 0.06);
  border-color: rgba(124, 255, 90, 0.35);
  color: var(--biba-ok);
}

.biba-alert--ok .biba-alert__body {
  color: var(--biba-textDim);
  margin-top: 0.25rem;
}

.biba-alert--err {
  background: rgba(255, 90, 90, 0.06);
  border-color: rgba(255, 90, 90, 0.4);
}

.biba-alert--err .biba-alert__title {
  color: var(--biba-err);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.biba-alert--err .message {
  color: var(--biba-textDim) !important;
  margin: 0.375rem 0 0;
}

.biba-app .alert-success {
  background: rgba(124, 255, 90, 0.06);
  border: 1px solid rgba(124, 255, 90, 0.35);
  color: var(--biba-ok);
  border-radius: var(--r-4);
}

.biba-app .alert-danger {
  background: rgba(255, 90, 90, 0.06);
  border: 1px solid rgba(255, 90, 90, 0.4);
  color: var(--biba-textDim);
  border-radius: var(--r-4);
}

.biba-app .alert-danger strong,
.biba-app .alert-danger .alert-heading {
  color: var(--biba-err);
}

.log-box {
  max-height: 70vh;
  overflow: auto;
  background: var(--biba-panel2);
  color: var(--biba-text);
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  padding: 14px;
  font-size: 12px;
  letter-spacing: 0.02em;
  font-family: var(--mono);
}

.mono-break {
  font-family: var(--mono);
  word-break: break-all;
  font-size: 12px;
}

.biba-app .text-secondary,
.biba-app .text-muted {
  color: var(--biba-textDim) !important;
}

.biba-app .text-danger {
  color: var(--biba-err) !important;
}

.biba-app h1,
.biba-app h2,
.biba-app h3,
.biba-app .h1,
.biba-app .h2,
.biba-app .h3,
.biba-app .h4,
.biba-app .h5,
.biba-app .h6 {
  font-family: var(--mono);
  font-weight: 500;
  color: var(--biba-text);
  letter-spacing: 0;
}

.biba-app .fw-semibold {
  font-weight: 500;
}

.biba-app .list-group-item {
  background: var(--biba-panel);
  border-color: var(--biba-line);
  color: var(--biba-text);
}

.biba-app .list-group-item:first-child {
  border-top-left-radius: var(--r-4);
  border-top-right-radius: var(--r-4);
}

.biba-app .list-group-item:last-child {
  border-bottom-left-radius: var(--r-4);
  border-bottom-right-radius: var(--r-4);
}

.biba-legal {
  max-width: 44rem;
  margin: 0 auto;
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.65;
  color: var(--biba-text);
}

.biba-legal__back {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--biba-textDim);
}

.biba-legal__back:hover {
  color: var(--biba-accent);
}

.biba-legal__header {
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--biba-line);
}

.biba-legal__title {
  font-family: var(--mono);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--biba-accent);
  margin: 0 0 0.5rem;
}

.biba-legal__meta {
  margin: 0;
  font-size: 12px;
  color: var(--biba-textDim);
  letter-spacing: 0.04em;
}

.biba-legal__section {
  margin-bottom: 2rem;
}

.biba-legal__section h2 {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--biba-text);
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}

.biba-legal__section h3 {
  font-family: var(--mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--biba-textDim);
  margin: 1.25rem 0 0.5rem;
  letter-spacing: 0.02em;
}

.biba-legal__section p {
  margin: 0 0 0.75rem;
  color: var(--biba-text);
}

.biba-legal__list {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--biba-textDim);
}

.biba-legal__list li {
  margin-bottom: 0.35rem;
}

.biba-legal__list li::marker {
  color: var(--biba-textMute);
}

/* Manual / markdown (rendered README + chapters) */
.biba-docs-layout {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

@media (min-width: 768px) {
  .biba-docs-layout {
    grid-template-columns: minmax(12rem, 16rem) minmax(0, 1fr);
    gap: 2rem;
  }
}

.biba-docs-sidebar {
  position: sticky;
  top: 12px;
}

.biba-docs-sidebar__inner {
  padding: 14px 16px;
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  background: var(--biba-panel);
}

.biba-docs-sidebar__title {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--biba-textDim);
  margin: 0 0 10px;
}

.biba-docs-sidebar__links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.biba-docs-sidebar__link {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  padding: 6px 8px;
  margin: 0 -8px;
  border-radius: var(--r-3);
  color: var(--biba-textDim);
  border-left: 2px solid transparent;
}

.biba-docs-sidebar__link:hover {
  color: var(--biba-accent);
  background: rgba(244, 244, 240, 0.04);
}

.biba-docs-sidebar__link--active {
  color: var(--biba-accent);
  border-left-color: var(--biba-ok);
  background: var(--biba-panel2);
}

.biba-docs-sidebar__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--biba-line);
  font-size: 11px;
  color: var(--biba-textMute);
}

.biba-docs {
  min-width: 0;
  padding: 20px 22px;
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  background: var(--biba-panel);
  overflow-x: auto;
}

.biba-md {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.7;
  color: var(--biba-text);
}

.biba-md > *:first-child {
  margin-top: 0;
}

.biba-md > *:last-child {
  margin-bottom: 0;
}

.biba-md h1 {
  font-family: var(--mono);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--biba-accent);
  margin: 0 0 1rem;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--biba-line);
}

.biba-md h2 {
  font-family: var(--mono);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--biba-text);
  margin: 1.75rem 0 0.75rem;
  letter-spacing: 0.02em;
}

.biba-md h3 {
  font-family: var(--mono);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--biba-textDim);
  margin: 1.25rem 0 0.5rem;
}

.biba-md p {
  margin: 0 0 0.85rem;
}

.biba-md a {
  color: var(--biba-cyan);
  text-decoration: underline;
  text-decoration-color: rgba(197, 235, 255, 0.45);
  text-underline-offset: 0.18em;
}

.biba-md a:hover {
  color: var(--biba-accent);
  text-decoration-color: var(--biba-accent);
}

.biba-md ul,
.biba-md ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
  color: var(--biba-textDim);
}

.biba-md li {
  margin-bottom: 0.35rem;
}

.biba-md li::marker {
  color: var(--biba-textMute);
}

.biba-md hr {
  border: 0;
  border-top: 1px solid var(--biba-line);
  margin: 1.5rem 0;
}

.biba-md table {
  width: 100%;
  min-width: 38rem;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14px;
  line-height: 1.55;
  margin: 0.75rem 0 1.25rem;
  border: 1px solid var(--biba-line);
  border-radius: var(--r-4);
  overflow: hidden;
}

.biba-md th,
.biba-md td {
  border-right: 1px solid var(--biba-line);
  border-bottom: 1px solid var(--biba-line);
  padding: 0.85rem 1.15rem 0.85rem 1.5rem;
  text-align: left;
  vertical-align: top;
}

.biba-md th:nth-child(2),
.biba-md td:nth-child(2) {
  padding-left: 2rem;
}

.biba-md th:last-child,
.biba-md td:last-child {
  border-right: none;
}

.biba-md tbody tr:last-child td,
.biba-md thead tr:last-child th {
  border-bottom: none;
}

.biba-md thead th {
  border-bottom: 1px solid var(--biba-line);
  padding-top: 0.95rem;
  padding-bottom: 0.95rem;
}

.biba-md th {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--biba-accent);
  background: var(--biba-panel2);
}

.biba-md tbody tr:nth-child(odd) td {
  background: rgba(16, 21, 27, 0.92);
}

.biba-md tbody tr:nth-child(even) td {
  background: rgba(244, 244, 240, 0.045);
}

.biba-md table code {
  font-size: 13px;
  font-weight: 500;
  padding: 0.25em 0.55em;
  margin: 0.15rem 0.25rem 0.15rem 0;
  display: inline-block;
  line-height: 1.4;
  background: rgba(124, 255, 90, 0.1);
  border: 1px solid var(--biba-line);
  color: #b8ffc8;
  white-space: nowrap;
  vertical-align: middle;
  border-radius: var(--r-3);
}

.biba-md table td:first-child {
  font-weight: 600;
  color: var(--biba-text);
  vertical-align: middle;
  min-width: 11.5rem;
  width: 34%;
  max-width: 18rem;
}

.biba-md table :is(td, th) a {
  color: #c5ebff;
  font-weight: 600;
  text-decoration: underline solid;
  text-decoration-thickness: 2px;
  text-decoration-color: rgba(197, 235, 255, 0.55);
  text-underline-offset: 0.22em;
}

.biba-md table :is(td, th) a:hover {
  color: var(--biba-accent);
  text-decoration-color: var(--biba-accent);
}

.biba-md code {
  font-family: var(--mono);
  font-size: 0.86em;
  padding: 0.12em 0.4em;
  border-radius: var(--r-3);
  background: var(--biba-panel2);
  border: 1px solid var(--biba-line);
  color: var(--biba-ok);
}

.biba-md pre {
  margin: 0 0 1rem;
  padding: 16px 18px;
  overflow-x: auto;
  border-radius: var(--r-4);
  background: var(--biba-bg);
  border: 1px solid var(--biba-line);
}

.biba-md pre code {
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--biba-text);
  font-size: 13px;
  line-height: 1.6;
}

.biba-md blockquote {
  margin: 0 0 1rem;
  padding: 12px 16px;
  border-left: 3px solid var(--biba-lineHi);
  background: rgba(244, 244, 240, 0.03);
  color: var(--biba-textDim);
}

@media (max-width: 575.98px) {
  .biba-nav--minimal .biba-lang {
    align-self: flex-end;
  }

  .biba-nav__minimal-links {
    flex-direction: column;
    align-items: flex-start !important;
    gap: 6px !important;
    width: 100%;
  }

  .biba-nav__aux {
    display: inline-block;
    padding: 6px 0;
    min-height: 44px;
    line-height: 1.5;
  }

  .rd-hero__cta {
    flex-direction: column;
    align-items: stretch;
  }

  .rd-hero__cta .btn-lg {
    width: 100%;
    justify-content: center;
  }

  .biba-docs-layout {
    gap: 1.125rem;
  }

  .biba-docs-sidebar {
    position: static;
  }

  .biba-docs {
    padding: 16px 14px;
  }

  .row {
    --bs-gutter-x: 0.75rem;
  }

  .biba-app .card-body {
    padding: 0.75rem 0.875rem;
  }
}

.biba-footer {
  margin-top: 2.5rem;
  padding: 1.25rem 0 2rem;
  border-top: 1px solid var(--borderSubtle, rgba(255, 255, 255, 0.08));
}

.biba-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  font-size: 0.875rem;
}

.biba-footer__links a {
  color: var(--textMuted, #94a3b8);
  text-decoration: none;
}

.biba-footer__links a:hover {
  color: var(--textSlate200, #e2e8f0);
}