/* phi — shared chrome for all pages */
:root {
  --bg: #0b0b0e;
  --bg-2: #111116;
  --bg-3: #16161c;
  --ink: #ece8df;
  --ink-dim: #9b988f;
  --ink-mute: #5d5b56;
  --rule: #26252b;
  --rule-2: #1d1c22;
  --signal: oklch(0.86 0.21 130);
  --signal-2: oklch(0.86 0.21 130 / 0.14);
  --signal-3: oklch(0.86 0.21 130 / 0.3);
  --crit: oklch(0.72 0.19 27);
  --high: oklch(0.78 0.16 55);
  --mod: oklch(0.85 0.15 85);
  --safe: oklch(0.82 0.17 145);
  --mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
  --sans:
    "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui,
    sans-serif;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  width: 100%;
  max-width: 100vw;
}
a {
  color: inherit;
  text-decoration: none;
}
::selection {
  background: var(--signal);
  color: var(--bg);
}
.wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
}
@media (max-width: 720px) {
  .wrap {
    padding: 0 16px;
  }
}
.mono {
  font-family: var(--mono);
}

/* nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 11, 14, 0.78);
  backdrop-filter: blur(10px) saturate(1.1);
  border-bottom: 1px solid var(--rule);
}
.nav-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 56px;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--mono);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand .glyph {
  font-family: "Inter Tight", serif;
  font-style: italic;
  font-weight: 500;
  font-size: 22px;
  line-height: 1;
  color: var(--signal);
  transform: translateY(2px);
}
.brand .name {
  font-size: 15px;
}
.brand .meta {
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.nav-links {
  display: flex;
  gap: 4px;
  background: var(--bg-2);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 4px;
}
.nav-links a {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-dim);
  padding: 6px 12px;
  border-radius: 999px;
  transition: color 0.15s, background-color 0.15s;
}
.nav-links a:hover {
  color: var(--ink);
  background: var(--bg-3);
}
.nav-links a.live {
  color: var(--bg);
  background: var(--signal);
}
.nav-right {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
}
.nav-right .pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 oklch(0.86 0.21 130 / 0.6);
  }
  70% {
    box-shadow: 0 0 0 8px oklch(0.86 0.21 130 / 0);
  }
  100% {
    box-shadow: 0 0 0 0 oklch(0.86 0.21 130 / 0);
  }
}
@media (max-width: 720px) {
  .nav-row {
    grid-template-columns: 1fr auto;
  }
  .nav-right {
    display: none;
  }
  .nav-links a {
    padding: 5px 8px;
    font-size: 10px;
  }
  .brand .meta {
    display: none;
  }
}

/* page header */
.page-head {
  border-bottom: 1px solid var(--rule);
  padding: 64px 0 48px;
}
.page-head .eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.page-head .eyebrow .num {
  color: var(--signal);
}
.page-head .eyebrow .dash {
  flex: 1;
  height: 1px;
  background: var(--rule);
  max-width: 160px;
}
.page-head h1 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(40px, 6vw, 72px);
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 0 0 20px;
  text-wrap: balance;
}
.page-head h1 em {
  font-style: italic;
  color: var(--signal);
}
.page-head p.intro {
  font-size: 18px;
  color: var(--ink-dim);
  max-width: 60ch;
  margin: 0;
  text-wrap: pretty;
}

/* page body */
.page-body {
  padding: 48px 0 80px;
}
.page-body h2 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 56px 0 16px;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  align-items: baseline;
}
.page-body h2::before {
  content: attr(data-num);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.12em;
}
.page-body h2 em {
  font-style: italic;
  color: var(--signal);
}
.page-body h2:first-child {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}
.page-body h3 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.01em;
  margin: 28px 0 10px;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  align-items: baseline;
}
.page-body h3::before {
  content: "";
}
.page-body p,
.page-body ul,
.page-body ol,
.page-body table,
.page-body .snippet,
.page-body .callout {
  margin-left: 80px;
  max-width: calc(100% - 80px);
}
.page-body > p,
.page-body > ul,
.page-body > ol,
.page-body > table,
.page-body > .snippet,
.page-body > .callout {
}
.page-body p {
  color: var(--ink-dim);
  margin-top: 0;
  margin-bottom: 14px;
  max-width: 70ch;
}
.page-body p b,
.page-body p strong {
  color: var(--ink);
  font-weight: 500;
}
.page-body ul,
.page-body ol {
  padding-left: 18px;
  color: var(--ink-dim);
  margin-bottom: 14px;
  max-width: 70ch;
}
.page-body ul {
  list-style: none;
  padding-left: 0;
}
.page-body ul li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 6px;
}
.page-body ul li::before {
  content: "·";
  color: var(--signal);
  position: absolute;
  left: 4px;
  top: -2px;
  font-size: 18px;
}
.page-body ol li {
  margin-bottom: 6px;
}

@media (max-width: 720px) {
  .page-body h2 {
    grid-template-columns: 1fr;
  }
  .page-body h2::before {
    display: none;
  }
  .page-body h3 {
    grid-template-columns: 1fr;
  }
  .page-body h3::before {
    display: none;
  }
  .page-body p,
  .page-body ul,
  .page-body ol,
  .page-body table,
  .page-body .snippet,
  .page-body .callout {
    margin-left: 0;
    max-width: 100%;
  }
}

code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--bg-3);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  color: var(--ink);
}
pre {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  background: var(--bg-2);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 18px 20px;
  overflow-x: auto;
  margin: 0;
  color: var(--ink);
}
pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
}

.snippet {
  position: relative;
  margin-bottom: 14px;
}
.snippet button.copy {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--bg-3);
  border: 1px solid var(--rule);
  color: var(--ink-mute);
  font-family: var(--mono);
  font-size: 10px;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  letter-spacing: 0.08em;
  transition: 0.15s;
}
.snippet button.copy:hover {
  color: var(--signal);
  border-color: var(--signal-3);
}
.snippet button.copy.ok {
  color: var(--signal);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  font-family: var(--mono);
}
th,
td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
th {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
  border-bottom: 1px solid var(--rule);
  background: var(--bg-2);
}
tbody tr:hover {
  background: var(--bg-2);
}
td {
  color: var(--ink-dim);
}
td code {
  color: var(--ink);
  white-space: nowrap;
}

.badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid currentColor;
  letter-spacing: 0.08em;
}
.badge.critical {
  color: var(--crit);
}
.badge.high {
  color: var(--high);
}
.badge.moderate {
  color: var(--mod);
}
.badge.low,
.badge.safe {
  color: var(--safe);
}

.callout {
  border: 1px solid var(--rule);
  border-left: 2px solid var(--signal);
  background: var(--bg-2);
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--ink-dim);
  max-width: 70ch;
}
.callout b {
  color: var(--ink);
  font-weight: 500;
}

/* footer */
footer {
  border-top: 1px solid var(--rule);
  padding: 40px 0 32px;
  margin-top: 64px;
}
.foot-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
}
.foot-row a:hover {
  color: var(--ink);
}
.ascii {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--rule);
  white-space: pre;
  line-height: 1;
  margin-top: 24px;
  user-select: none;
}
@media (max-width: 720px) {
  .foot-row {
    grid-template-columns: 1fr;
  }
}

/* prev/next nav at bottom */
.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 56px 0 0;
}
.pager a {
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 18px 20px;
  background: var(--bg-2);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: 0.15s border-color;
}
.pager a:hover {
  border-color: var(--signal-3);
}
.pager .lbl {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.12em;
}
.pager .ti {
  font-family: var(--sans);
  font-size: 18px;
  color: var(--ink);
}
.pager .next {
  text-align: right;
}
.pager .next:hover .ti::after {
  transform: translateX(3px);
}
.pager .next .ti::after {
  content: " →";
  color: var(--signal);
  transition: 0.15s;
  display: inline-block;
}
.pager .prev .ti::before {
  content: "← ";
  color: var(--signal);
}
@media (max-width: 720px) {
  .pager {
    grid-template-columns: 1fr;
  }
}


/* Additional mobile optimizations */
@media (max-width: 720px) {
  pre { padding: 14px 16px; font-size: 11px; max-width: 100%; }
  .callout { padding: 12px 14px; font-size: 13px; }
  .page-head { padding: 48px 0 32px; }
  .page-head h1 { font-size: clamp(32px, 8vw, 48px); }
  .page-head p.intro { font-size: 16px; }
  .pager { margin: 40px 0 0; }
  .pager a { padding: 14px 16px; }
  .pager .ti { font-size: 16px; }
  table { font-size: 11px; display: block; overflow-x: auto; }
  th, td { padding: 8px 10px; }
}