/* Figures for the GPT-Live-1 post. All selectors are scoped under .glf. */

.glf {
  --glf-user: #f59e0b;      /* amber: user / caller */
  --glf-agent: #2563eb;     /* blue: frontend / agent */
  --glf-backend: #7c3aed;   /* violet: backend */
  --glf-tool: #10b981;      /* green: tools */
  --glf-text: #1e293b;
  --glf-muted: #64748b;
  --glf-faint: #94a3b8;
  --glf-border: #e2e8f0;
  --glf-bg: #f8fafc;
  --glf-think: #a78bfa;
  --glf-silence: #cbd5e1;

  margin: 2rem 0 2.25rem;
  padding: 1rem 1rem 0.75rem;
  border: 1px solid var(--glf-border);
  border-radius: 0.75rem;
  background: #fff;
  font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  color: var(--glf-text);
  overflow: hidden;
}

.glf svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.glf svg text {
  font-family: inherit;
  fill: var(--glf-text);
}

.glf .glf-title {
  font-weight: 600;
  font-size: 0.95rem;
  margin: 0 0 0.25rem;
}

.glf .glf-caption {
  font-size: 0.85rem;
  color: var(--glf-muted);
  line-height: 1.45;
  margin: 0.5rem 0 0;
  min-height: 2.6em;
}

.glf .glf-caption b {
  color: var(--glf-text);
}

.glf .glf-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  margin: 0.5rem 0 0.25rem;
  font-size: 0.82rem;
  color: var(--glf-muted);
}

.glf button {
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: 0.375rem;
  border: 1px solid var(--glf-border);
  background: var(--glf-bg);
  color: var(--glf-text);
  cursor: pointer;
  transition: background 150ms ease-in-out, border-color 150ms ease-in-out;
}

.glf button:hover {
  border-color: var(--glf-agent);
  background: #eff6ff;
}

.glf button.glf-primary {
  background: var(--glf-agent);
  border-color: var(--glf-agent);
  color: #fff;
}

.glf button.glf-primary:hover {
  background: #1d4ed8;
}

.glf .glf-steps {
  display: flex;
  gap: 0.3rem;
}

.glf .glf-steps span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--glf-border);
  display: inline-block;
  transition: background 150ms ease-in-out, transform 150ms ease-in-out;
}

.glf .glf-steps span.on {
  background: var(--glf-agent);
  transform: scale(1.25);
}

.glf label.glf-slider {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.glf label.glf-slider input[type="range"] {
  width: 8.5rem;
  accent-color: var(--glf-agent);
  margin: 0;
}

.glf label.glf-slider output {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--glf-text);
  min-width: 4.5rem;
  display: inline-block;
}

.glf .glf-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  font-size: 0.78rem;
  color: var(--glf-muted);
  margin: 0.4rem 0 0;
}

.glf .glf-legend i {
  display: inline-block;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 0.15rem;
  margin-right: 0.35rem;
  vertical-align: -0.05rem;
}

.glf .glf-readout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 0.5rem;
  margin: 0.6rem 0 0.2rem;
}

.glf .glf-readout div {
  background: var(--glf-bg);
  border: 1px solid var(--glf-border);
  border-radius: 0.5rem;
  padding: 0.45rem 0.6rem;
}

.glf .glf-readout small {
  display: block;
  color: var(--glf-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.glf .glf-readout strong {
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
}

/* SVG element transitions */
.glf .glf-box {
  transition: fill 250ms ease-in-out, stroke 250ms ease-in-out, opacity 250ms ease-in-out;
}

.glf .glf-arrow {
  transition: opacity 250ms ease-in-out, stroke 250ms ease-in-out;
}

.glf .glf-dim {
  opacity: 0.25;
}

.glf .glf-bar {
  transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1), x 400ms cubic-bezier(0.4, 0, 0.2, 1), fill 250ms ease-in-out;
}

.glf .glf-token {
  transition: opacity 150ms ease-out, transform 150ms ease-out;
}

.glf .glf-pulse {
  animation: glf-pulse 1.1s ease-in-out infinite;
}

@keyframes glf-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.glf .glf-wave {
  animation: glf-wave 0.9s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}

@keyframes glf-wave {
  0%, 100% { transform: scaleY(0.35); }
  50% { transform: scaleY(1); }
}

.glf .glf-dash {
  stroke-dasharray: 6 5;
  animation: glf-dash 0.8s linear infinite;
}

@keyframes glf-dash {
  to { stroke-dashoffset: -22; }
}

@media (prefers-reduced-motion: reduce) {
  .glf .glf-pulse,
  .glf .glf-wave,
  .glf .glf-dash {
    animation: none;
  }
}

@media (max-width: 600px) {
  .glf {
    padding: 0.7rem 0.6rem 0.6rem;
  }
  .glf label.glf-slider input[type="range"] {
    width: 6rem;
  }
}

/* Benchmark bar panels */
.glf .glf-panel {
  margin: 0.6rem 0 0.2rem;
}

.glf .glf-subtitle {
  font-size: 0.82rem;
  color: var(--glf-muted);
  margin: 0 0 0.2rem;
  line-height: 1.4;
}

.glf .glf-subtitle a.glf-source {
  color: var(--glf-agent);
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
}

.glf .glf-subtitle a.glf-source:hover {
  text-decoration: underline;
}

/* ------------------------------------------------------------------ */
/* Post typography and layout (this stylesheet is only loaded on this  */
/* post, so .blog-post rules below are scoped to it).                  */
/* ------------------------------------------------------------------ */
.blog-post {
  position: relative;
  font-family: "Charter", "Iowan Old Style", "Palatino", "Georgia", serif;
  font-size: 1.15rem;
  line-height: 1.62;
  color: #1e293b;
}

.blog-post h2 {
  margin-top: 3rem;
  padding-top: 1.2rem;
  border-top: 1px solid #e2e8f0;
}

.blog-post h3 {
  margin-top: 2rem;
}

.blog-post code {
  font-size: 0.82em;
}

.blog-post table,
.blog-post .glf {
  font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
}

/* Reading guide box */
.glf-guide {
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #f8fafc;
  padding: 0.9rem 1.1rem;
  margin: 1.5rem 0 2rem;
  font-size: 0.98rem;
  line-height: 1.55;
}

.glf-guide p {
  margin: 0 0 0.5em;
}

.glf-guide p:last-child {
  margin-bottom: 0;
}

.glf-guide .sn-tag {
  vertical-align: 0.05em;
}

/* Sidenotes: guesses live in the margin on wide screens, inline on narrow ones */
.sn {
  position: relative;
}

.sn-ref {
  font: inherit;
  font-size: 0.8em;
  line-height: 0;
  vertical-align: super;
  color: #0e7a57;
  background: none;
  border: none;
  padding: 0 0.15em;
  cursor: pointer;
}

.sn-body {
  display: none;
  font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  font-size: 0.8rem;
  line-height: 1.45;
  color: #52514e;
}

.sn-body a {
  color: #0e7a57;
}

.sn-tag {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #0e7a57;
  margin-right: 0.35em;
}

.sn-tag::before {
  content: "✦ ";
}

@media (max-width: 1199.98px) {
  .sn.open .sn-body {
    display: block;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 0.5rem 0.7rem;
    margin: 0.4rem 0;
  }
}

@media (min-width: 1200px) {
  .sn {
    position: static;
  }
  .sn-body {
    display: block;
    position: absolute;
    left: calc(100% + 1.25rem);
    width: 10.5rem;
    top: 0;
    opacity: 0;
    padding-top: 0.3em;
    border-top: 1px solid rgba(14, 122, 87, 0.5);
  }
  .sn-body.laid {
    opacity: 1;
    transition: opacity 0.15s;
  }
  .sn:hover .sn-body,
  .sn-body:hover {
    background: rgba(237, 161, 0, 0.12);
  }
  .sn-ref {
    cursor: default;
  }
  /* Figures break out wider than the text column */
  .glf {
    width: 960px;
    margin-left: calc((100% - 960px) / 2);
  }
}

/* Post title and subtitle in the same reading face */
.intro-header .post-heading h1,
.intro-header .post-heading .post-subheading {
  font-family: "Charter", "Iowan Old Style", "Palatino", "Georgia", serif;
}

.intro-header .post-heading .post-subheading {
  font-style: italic;
  font-weight: 400;
}

.blog-post h2,
.blog-post h3 {
  font-family: "Charter", "Iowan Old Style", "Palatino", "Georgia", serif;
  letter-spacing: -0.01em;
}

/* Open-question callouts, modeled on the reference page's "Note" boxes */
.blog-post blockquote.oq {
  font-style: normal;
  font-size: 0.97em;
  line-height: 1.55;
  color: #1e293b;
  background: #fffbeb;
  border: 1px solid #e2e8f0;
  border-left: 4px solid #eda100;
  border-radius: 0 8px 8px 0;
  padding: 0.85rem 1.1rem;
  margin: 1.4rem 0;
}

.blog-post blockquote.oq p {
  margin: 0 0 0.5em;
}

.blog-post blockquote.oq p:last-child,
.blog-post blockquote.oq ul:last-child {
  margin-bottom: 0;
}

.blog-post blockquote.oq ul {
  margin: 0.3em 0 0;
  padding-left: 1.3em;
}

.blog-post blockquote.oq strong {
  color: #92400e;
}

.blog-post blockquote.oq strong::before {
  content: "? ";
  font-weight: 800;
}

/* Tables break out like figures on wide screens, with tighter cells */
.blog-post table {
  font-size: 0.86rem;
  line-height: 1.4;
}

.blog-post table tr th,
.blog-post table tr td {
  padding: 0.45rem 0.6rem;
  vertical-align: top;
}

.blog-post table tr th {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

@media (min-width: 1200px) {
  .blog-post table {
    width: 960px;
    margin-left: calc((100% - 960px) / 2);
  }
}

/* Metrics matrix: rows = what is measured, columns = primary vs diagnostic */
.blog-post table.mgrid {
  table-layout: fixed;
}

.blog-post table.mgrid th:first-child,
.blog-post table.mgrid td:first-child {
  width: 22%;
}

.blog-post table.mgrid th:nth-child(2),
.blog-post table.mgrid td:nth-child(2) {
  width: 20%;
}

.blog-post table.mgrid td {
  padding: 0.7rem 0.7rem 0.55rem;
  overflow: visible;
}

.blog-post table.mgrid td.mrow {
  font-weight: 600;
  color: #1e293b;
}

.blog-post table.mgrid td.mrow small {
  display: block;
  font-weight: 400;
  color: #64748b;
  font-size: 0.78rem;
  line-height: 1.35;
  margin-top: 0.15rem;
}

.blog-post table.mgrid td.mnone {
  color: #94a3b8;
  font-style: italic;
}

.mchip {
  position: relative;
  display: inline-block;
  margin: 0 0.35rem 0.4rem 0;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: #1e293b;
  font-size: 0.8rem;
  line-height: 1.35;
  cursor: help;
  outline: none;
  white-space: nowrap;
}

.mchip:hover,
.mchip:focus {
  border-color: #64748b;
  background: #fff;
}

.mchip.mprimary {
  font-weight: 700;
  border-color: #1e293b;
  background: #1e293b;
  color: #fff;
}

.mchip.m-run {
  border-color: #2563eb;
  color: #1d4ed8;
  background: #eff6ff;
}

.mchip.m-cond {
  border-color: #eda100;
  color: #92400e;
  background: #fffbeb;
}

/* Tooltip */
.mchip[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  width: 17rem;
  max-width: 60vw;
  padding: 0.55rem 0.7rem;
  border-radius: 6px;
  background: #1e293b;
  color: #fff;
  font-size: 0.76rem;
  font-weight: 400;
  line-height: 1.4;
  white-space: normal;
  text-align: left;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 120ms ease-out, transform 120ms ease-out;
  z-index: 20;
}

.mchip[data-tip]::before {
  content: "";
  position: absolute;
  left: 1rem;
  bottom: calc(100% + 2px);
  border: 6px solid transparent;
  border-top-color: #1e293b;
  opacity: 0;
  transition: opacity 120ms ease-out;
  z-index: 21;
}

.mchip[data-tip]:hover::after,
.mchip[data-tip]:focus::after,
.mchip[data-tip]:hover::before,
.mchip[data-tip]:focus::before {
  opacity: 1;
  transform: translateY(0);
}

/* Chips in the last column near the right edge: open the tooltip to the left */
.blog-post table.mgrid td:last-child .mchip:nth-last-child(-n+2)[data-tip]::after {
  left: auto;
  right: 0;
}

.blog-post table.mgrid td:last-child .mchip:nth-last-child(-n+2)[data-tip]::before {
  left: auto;
  right: 1rem;
}

.mlegend {
  font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  font-size: 0.8rem;
  color: #64748b;
  margin: -0.6rem 0 1.5rem;
}

.mchip.mdemo {
  cursor: default;
  margin-bottom: 0;
}

/* Tooltips can extend past the table; make sure ancestors don't clip them */
.blog-post table.mgrid,
.blog-post table.mgrid tbody,
.blog-post table.mgrid tr {
  overflow: visible;
}

/* Table of contents */
.glf-toc {
  font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  font-size: 0.92rem;
  line-height: 1.5;
  margin: 0 0 2.25rem;
  padding: 0 0 0 1.1rem;
  border-left: 3px solid #e2e8f0;
}

.glf-toc-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #94a3b8;
  margin: 0 0 0.4rem;
}

.glf-toc ol {
  margin: 0;
  padding-left: 1.3rem;
}

.glf-toc li {
  margin: 0.2rem 0;
}

.glf-toc a {
  color: #1e293b;
  text-decoration: none;
  border-bottom: 1px solid #cbd5e1;
}

.glf-toc a:hover {
  color: #2563eb;
  border-bottom-color: #2563eb;
}

.glf-toc-sub {
  color: #94a3b8;
  font-size: 0.82rem;
  margin-left: 0.3rem;
}

.glf-toc-sub a {
  color: #64748b;
  border-bottom: none;
}

.glf-toc-sub a:hover {
  color: #2563eb;
}

/* Section headings sit under the fixed navbar when jumped to */
.blog-post h2,
.blog-post h3 {
  scroll-margin-top: 5rem;
}

/* Small screens: let figure SVGs keep a readable size and pan horizontally */
@media (max-width: 640px) {
  .glf {
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
  }
  .glf svg {
    min-width: 600px;
  }
  .glf .glf-readout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}