/* ===========================================================
   CDNPulse — single stylesheet.
   No imports, no webfonts, no remote anything, no scripts.
   Light ground with a dark hero band; violet signal colour.
   =========================================================== */

:root {
  color-scheme: light dark;

  --cp-ground: #fcfcfd;
  --cp-panel: #ffffff;
  --cp-panel-2: #f3f3f8;
  --cp-ink: #17172b;
  --cp-ink-2: #4e4e6b;
  --cp-ink-3: #7a7a95;
  --cp-line: #e0e0ea;
  --cp-line-2: #eeeef4;

  --cp-signal: #5b3df5;
  --cp-signal-2: #4227d4;
  --cp-signal-wash: #efecff;
  --cp-rose: #d6337a;
  --cp-rose-wash: #fdeef4;
  --cp-green: #2f8f5b;
  --cp-green-wash: #e9f6ee;
  --cp-amber: #9a6a00;
  --cp-amber-wash: #fbf2dd;

  --cp-night: #141327;
  --cp-night-2: #1d1b36;
  --cp-night-line: #322f55;
  --cp-night-ink: #f0eefb;
  --cp-night-ink-2: #a9a4cd;
  --cp-night-ink-3: #7d78a6;

  --cp-tty: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --cp-ui: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --cp-wide: 74rem;
  --cp-text: 46rem;
  --cp-edge: 1.5rem;
  --cp-corner: 4px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --cp-ground: #0f0e1c;
    --cp-panel: #171630;
    --cp-panel-2: #1f1d3c;
    --cp-ink: #f1effc;
    --cp-ink-2: #b6b1d8;
    --cp-ink-3: #8682ad;
    --cp-line: #2f2c52;
    --cp-line-2: #232145;

    --cp-signal: #9f8bff;
    --cp-signal-2: #c0b2ff;
    --cp-signal-wash: #241f4a;
    --cp-rose: #f472a6;
    --cp-rose-wash: #3a1b2c;
    --cp-green: #5ec98c;
    --cp-green-wash: #12301f;
    --cp-amber: #d8ab4a;
    --cp-amber-wash: #342709;

    --cp-night: #0a0917;
    --cp-night-2: #141228;
    --cp-night-line: #2b2850;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--cp-ground);
  color: var(--cp-ink);
  font-family: var(--cp-ui);
  font-size: 16px;
  line-height: 1.62;
  font-variant-ligatures: none;
}

a { color: var(--cp-signal); text-decoration: none; border-bottom: 1px solid transparent; }
a:hover { border-bottom-color: currentColor; }
a:focus-visible,
:focus-visible { outline: 2px solid var(--cp-signal); outline-offset: 2px; }

h1, h2, h3, h4 { margin: 0; font-weight: 800; letter-spacing: -0.021em; line-height: 1.16; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }
li { margin: 0.25em 0; }
hr { border: 0; border-top: 1px solid var(--cp-line); margin: 2.5rem 0; }

code, pre, kbd, samp { font-family: var(--cp-tty); }

.cp-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--cp-signal);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 40;
}
.cp-skip:focus { left: 0; }

/* ---------- shell ---------- */

.cp-shell {
  width: 100%;
  max-width: var(--cp-wide);
  margin: 0 auto;
  padding: 0 var(--cp-edge);
}

.cp-shell--text { max-width: calc(var(--cp-text) + var(--cp-edge) * 2); }

/* ---------- top bar ---------- */

.cp-topbar {
  border-bottom: 1px solid var(--cp-line);
  background: var(--cp-night);
}

.cp-topbar-in {
  max-width: var(--cp-wide);
  margin: 0 auto;
  padding: 0 var(--cp-edge);
  min-height: 60px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.75rem;
}

.cp-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--cp-night-ink);
  border-bottom: 0;
  padding: 0.75rem 0;
  margin-right: auto;
}
.cp-mark:hover { border-bottom: 0; }

.cp-mark-sig {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 17px;
}
.cp-mark-sig i {
  display: block;
  width: 3px;
  background: var(--cp-signal);
  border-radius: 1px;
}
.cp-mark-sig i:nth-child(1) { height: 6px;  background: #7c63ff; }
.cp-mark-sig i:nth-child(2) { height: 17px; background: #9f8bff; }
.cp-mark-sig i:nth-child(3) { height: 10px; background: #6f52ff; }
.cp-mark-sig i:nth-child(4) { height: 14px; background: #b9a9ff; }

.cp-mark-name {
  font-weight: 800;
  font-size: 1.08rem;
  letter-spacing: -0.028em;
}
.cp-mark-name b { font-weight: 800; color: #b9a9ff; }

.cp-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.35rem;
  align-items: center;
}

.cp-nav-link {
  color: var(--cp-night-ink-2);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  padding: 1rem 0;
  border-bottom: 2px solid transparent;
}
.cp-nav-link:hover { color: var(--cp-night-ink); border-bottom-color: var(--cp-night-line); }
.cp-nav-link--on { color: #fff; border-bottom-color: #9f8bff; }

/* ---------- dark band ---------- */

.cp-band {
  background: var(--cp-night);
  color: var(--cp-night-ink);
  border-bottom: 1px solid var(--cp-line);
  padding: 3.4rem 0 3rem;
}

.cp-band--slim { padding: 2.1rem 0 1.9rem; }

.cp-band h1, .cp-band h2 { color: #fff; }
.cp-band p { color: var(--cp-night-ink-2); }
.cp-band a { color: #b9a9ff; }

.cp-kicker {
  font-family: var(--cp-tty);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cp-ink-3);
  margin: 0 0 0.7rem;
}
.cp-band .cp-kicker { color: var(--cp-night-ink-3); }

.cp-title {
  font-size: clamp(2rem, 1.35rem + 2.6vw, 3.1rem);
  letter-spacing: -0.032em;
  margin: 0 0 0.75rem;
}

.cp-lede {
  font-size: 1.08rem;
  max-width: 44rem;
  margin: 0 0 1.5rem;
}

.cp-crumbs {
  font-family: var(--cp-tty);
  font-size: 0.78rem;
  color: var(--cp-night-ink-3);
  margin: 0 0 0.55rem;
}

/* ---------- figures row ---------- */

.cp-figures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 1px;
  background: var(--cp-night-line);
  border: 1px solid var(--cp-night-line);
  margin: 2rem 0 0;
}

.cp-figure {
  background: var(--cp-night);
  padding: 1rem 1.15rem 1.1rem;
}

.cp-figure-num {
  font-family: var(--cp-tty);
  font-variant-numeric: tabular-nums;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #fff;
  display: block;
  line-height: 1.2;
}

.cp-figure-cap {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.055em;
  text-transform: uppercase;
  color: var(--cp-night-ink-3);
  margin-top: 0.35rem;
}

/* ---------- pulse sparkline (decorative, CSS only) ---------- */

.cp-spark {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 46px;
  margin: 1.9rem 0 0;
}
.cp-spark span {
  flex: 1 1 auto;
  background: linear-gradient(180deg, #9f8bff, #4227d4);
  opacity: 0.85;
  border-radius: 1px 1px 0 0;
}
.cp-spark span:nth-child(6n+1) { height: 34%; }
.cp-spark span:nth-child(6n+2) { height: 62%; }
.cp-spark span:nth-child(6n+3) { height: 45%; }
.cp-spark span:nth-child(6n+4) { height: 88%; }
.cp-spark span:nth-child(6n+5) { height: 53%; }
.cp-spark span:nth-child(6n+6) { height: 71%; }
.cp-spark span:nth-child(7n+3) { height: 96%; }
.cp-spark span:nth-child(11n+5) { height: 27%; }

/* ---------- sections ---------- */

.cp-sect { padding: 3.1rem 0; }
.cp-sect--tight { padding: 2.1rem 0; }
.cp-sect--wash { background: var(--cp-panel-2); border-top: 1px solid var(--cp-line); border-bottom: 1px solid var(--cp-line); }

.cp-sect-head { margin: 0 0 1.5rem; }

.cp-h2 {
  font-size: clamp(1.32rem, 1.1rem + 0.85vw, 1.72rem);
  margin: 0 0 0.45rem;
}

.cp-h3 {
  font-size: 1.02rem;
  letter-spacing: -0.012em;
  margin: 2rem 0 0.6rem;
}

.cp-sub { color: var(--cp-ink-2); max-width: 46rem; margin: 0; }

.cp-rule { border-top: 1px solid var(--cp-line); margin: 2.2rem 0; }

/* ---------- column grids ---------- */

.cp-cols { display: grid; gap: 1.15rem; }
.cp-cols--2 { grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); }
.cp-cols--3 { grid-template-columns: repeat(auto-fit, minmax(14.5rem, 1fr)); }
.cp-cols--split { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 2.2rem; }

@media (max-width: 860px) {
  .cp-cols--split { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- panels ---------- */

.cp-panel {
  background: var(--cp-panel);
  border: 1px solid var(--cp-line);
  border-left: 3px solid var(--cp-line);
  border-radius: var(--cp-corner);
  padding: 1.15rem 1.25rem 1.1rem;
}
.cp-panel--signal { border-left-color: var(--cp-signal); }
.cp-panel--rose { border-left-color: var(--cp-rose); }
.cp-panel--green { border-left-color: var(--cp-green); }

.cp-panel-title {
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: -0.008em;
  margin: 0 0 0.35rem;
}

.cp-panel p:last-child { margin-bottom: 0; }
.cp-panel-text { color: var(--cp-ink-2); font-size: 0.93rem; margin: 0; }

/* ---------- code slabs ---------- */

.cp-slab {
  border: 1px solid var(--cp-line);
  border-radius: var(--cp-corner);
  overflow: hidden;
  background: var(--cp-panel);
  margin: 0 0 1.15rem;
}

.cp-band .cp-slab { border-color: var(--cp-night-line); background: var(--cp-night-2); }

.cp-slab-head {
  font-family: var(--cp-tty);
  font-size: 0.72rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--cp-ink-3);
  padding: 0.5rem 0.9rem;
  border-bottom: 1px solid var(--cp-line-2);
  background: var(--cp-panel-2);
}
.cp-band .cp-slab-head { color: var(--cp-night-ink-3); border-bottom-color: var(--cp-night-line); background: transparent; }

.cp-slab-body {
  margin: 0;
  padding: 0.85rem 0.9rem;
  overflow-x: auto;
  font-size: 0.855rem;
  line-height: 1.72;
  color: var(--cp-ink);
  white-space: pre;
}
.cp-band .cp-slab-body { color: var(--cp-night-ink); }

.cp-slab-body .cp-c { color: var(--cp-ink-3); }
.cp-band .cp-slab-body .cp-c { color: var(--cp-night-ink-3); }

.cp-tok-host { color: var(--cp-ink-3); }
.cp-band .cp-tok-host { color: var(--cp-night-ink-3); }
.cp-tok-seg { color: var(--cp-rose); font-weight: 600; }
.cp-tok-ver { color: var(--cp-green); font-weight: 600; }
.cp-tok-path { color: var(--cp-signal); font-weight: 600; }
.cp-band .cp-tok-seg { color: #ff8fbe; }
.cp-band .cp-tok-ver { color: #72d9a0; }
.cp-band .cp-tok-path { color: #b9a9ff; }

.cp-inline {
  background: var(--cp-panel-2);
  border: 1px solid var(--cp-line-2);
  border-radius: 3px;
  padding: 0.06em 0.34em;
  font-size: 0.88em;
}

/* ---------- grammar list ---------- */

.cp-grammar {
  border: 1px solid var(--cp-line);
  border-radius: var(--cp-corner);
  overflow: hidden;
}

.cp-grammar-row {
  display: grid;
  grid-template-columns: minmax(10rem, 15rem) minmax(0, 1fr);
  gap: 0 1.25rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--cp-line-2);
  background: var(--cp-panel);
}
.cp-grammar-row:last-child { border-bottom: 0; }

.cp-grammar-k {
  font-family: var(--cp-tty);
  font-size: 0.83rem;
  color: var(--cp-signal);
  word-break: break-word;
}

.cp-grammar-d { color: var(--cp-ink-2); font-size: 0.92rem; }

@media (max-width: 640px) {
  .cp-grammar-row { grid-template-columns: minmax(0, 1fr); gap: 0.3rem; }
}

/* ---------- listings (tables) ---------- */

.cp-listing-wrap { overflow-x: auto; border: 1px solid var(--cp-line); border-radius: var(--cp-corner); }

.cp-listing {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: var(--cp-panel);
}

.cp-listing th,
.cp-listing td {
  text-align: left;
  padding: 0.62rem 0.9rem;
  border-bottom: 1px solid var(--cp-line-2);
  vertical-align: top;
}

.cp-listing thead th {
  font-family: var(--cp-tty);
  font-size: 0.71rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cp-ink-3);
  font-weight: 600;
  background: var(--cp-panel-2);
  white-space: nowrap;
}

.cp-listing tbody tr:last-child td { border-bottom: 0; }

.cp-num { font-family: var(--cp-tty); font-variant-numeric: tabular-nums; white-space: nowrap; }

.cp-pkg { font-family: var(--cp-tty); font-size: 0.86rem; color: var(--cp-ink); }

.cp-caption {
  font-size: 0.8rem;
  color: var(--cp-ink-3);
  margin: 0.6rem 0 0;
}

/* ---------- bars ---------- */

.cp-meters { display: grid; gap: 0.85rem; }

.cp-meter-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  font-size: 0.88rem;
  margin-bottom: 0.3rem;
}

.cp-meter-name { font-weight: 600; }
.cp-meter-val { font-family: var(--cp-tty); font-variant-numeric: tabular-nums; color: var(--cp-ink-2); }

.cp-meter-track {
  height: 8px;
  background: var(--cp-panel-2);
  border: 1px solid var(--cp-line-2);
  border-radius: 2px;
  overflow: hidden;
}

.cp-meter-fill { display: block; height: 100%; background: var(--cp-signal); }
.cp-meter-fill--rose { background: var(--cp-rose); }
.cp-meter-fill--green { background: var(--cp-green); }

/* ---------- tags / dots ---------- */

.cp-tagrow { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0 0 1rem; }

.cp-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--cp-tty);
  font-size: 0.73rem;
  letter-spacing: 0.04em;
  padding: 0.16rem 0.5rem;
  border-radius: 2px;
  border: 1px solid var(--cp-line);
  background: var(--cp-panel-2);
  color: var(--cp-ink-2);
  white-space: nowrap;
}
.cp-tag--live { border-color: var(--cp-green); background: var(--cp-green-wash); color: var(--cp-green); }
.cp-tag--soon { border-color: var(--cp-amber); background: var(--cp-amber-wash); color: var(--cp-amber); }
.cp-tag--signal { border-color: var(--cp-signal); background: var(--cp-signal-wash); color: var(--cp-signal); }

.cp-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cp-ink-3); display: inline-block; }
.cp-dot--ok { background: var(--cp-green); }
.cp-dot--warm { background: var(--cp-amber); }

/* ---------- notes ---------- */

.cp-note {
  border: 1px solid var(--cp-line);
  border-top: 3px solid var(--cp-signal);
  border-radius: var(--cp-corner);
  background: var(--cp-panel);
  padding: 1rem 1.15rem;
  font-size: 0.93rem;
  color: var(--cp-ink-2);
  margin: 1.6rem 0;
}
.cp-note--warn { border-top-color: var(--cp-amber); }
.cp-note--rose { border-top-color: var(--cp-rose); }
.cp-note strong { color: var(--cp-ink); }
.cp-note p:last-child { margin-bottom: 0; }

/* ---------- definition stacks ---------- */

.cp-defs { margin: 0; }
.cp-defs div {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) minmax(0, 1fr);
  gap: 0 1.25rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--cp-line-2);
}
.cp-defs div:last-child { border-bottom: 0; }
.cp-defs dt { font-size: 0.8rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--cp-ink-3); font-family: var(--cp-tty); }
.cp-defs dd { margin: 0; font-size: 0.94rem; }

@media (max-width: 640px) {
  .cp-defs div { grid-template-columns: minmax(0, 1fr); gap: 0.15rem; }
}

/* ---------- hashes ---------- */

.cp-hashline {
  font-family: var(--cp-tty);
  font-size: 0.78rem;
  word-break: break-all;
  color: var(--cp-ink-2);
  background: var(--cp-panel-2);
  border: 1px solid var(--cp-line-2);
  border-radius: 3px;
  padding: 0.45rem 0.6rem;
  margin: 0.35rem 0 0;
}
.cp-hashline b { color: var(--cp-ink); font-weight: 600; }

/* ---------- buttons ---------- */

.cp-btnrow { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1.4rem 0 0; }

.cp-btn {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 650;
  padding: 0.5rem 1.05rem;
  border-radius: var(--cp-corner);
  background: var(--cp-signal);
  color: #fff;
  border: 1px solid var(--cp-signal);
}
.cp-btn:hover { background: var(--cp-signal-2); border-color: var(--cp-signal-2); border-bottom-color: var(--cp-signal-2); }

.cp-btn--ghost {
  background: transparent;
  color: var(--cp-signal);
  border-color: var(--cp-line);
}
.cp-band .cp-btn--ghost { color: #d3caff; border-color: var(--cp-night-line); }
.cp-btn--ghost:hover { background: var(--cp-signal-wash); border-color: var(--cp-signal); color: var(--cp-signal); }
.cp-band .cp-btn--ghost:hover { background: var(--cp-night-2); color: #fff; border-color: var(--cp-night-line); }

/* ---------- 404 ---------- */

.cp-lost { padding: 5rem 0 4.5rem; text-align: left; }

.cp-lost-code {
  font-family: var(--cp-tty);
  font-size: clamp(3.4rem, 2rem + 6vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1;
  color: var(--cp-signal);
  margin: 0 0 0.4rem;
}

.cp-lost-text { color: var(--cp-ink-2); max-width: 40rem; }

/* ---------- footer ---------- */

.cp-footer {
  background: var(--cp-night);
  color: var(--cp-night-ink-2);
  border-top: 1px solid var(--cp-line);
  padding: 2.6rem 0 2rem;
  margin-top: 0;
}

.cp-footer-in {
  max-width: var(--cp-wide);
  margin: 0 auto;
  padding: 0 var(--cp-edge);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1.6rem 2rem;
}

.cp-footer-head {
  font-family: var(--cp-tty);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cp-night-ink-3);
  margin: 0 0 0.65rem;
}

.cp-footer-list { list-style: none; margin: 0; padding: 0; }
.cp-footer-list li { margin: 0.28rem 0; }

.cp-footer-link { color: var(--cp-night-ink-2); font-size: 0.89rem; }
.cp-footer-link:hover { color: #fff; }

.cp-footer-fine {
  max-width: var(--cp-wide);
  margin: 2.1rem auto 0;
  padding: 1.2rem var(--cp-edge) 0;
  border-top: 1px solid var(--cp-night-line);
  font-size: 0.8rem;
  color: var(--cp-night-ink-3);
}

.cp-footer-fine p { margin: 0.2rem 0; }

/* ---------- misc ---------- */

.cp-flow > :last-child { margin-bottom: 0; }

.cp-side {
  border-left: 1px solid var(--cp-line);
  padding-left: 1.6rem;
}
@media (max-width: 860px) {
  .cp-side { border-left: 0; border-top: 1px solid var(--cp-line); padding-left: 0; padding-top: 1.4rem; }
}

.cp-quiet { color: var(--cp-ink-3); font-size: 0.86rem; }

@media print {
  .cp-topbar, .cp-footer, .cp-spark { display: none; }
  body { background: #fff; color: #000; }
}