@charset "UTF-8";
/* /lop — Levels of Progression. SOURCE OF TRUTH — edit this .scss, not the compiled
   static/css/pages/lop.css (the build regenerates it: sass → postcss → static).
   Scoped under .lop-wrap, lop- prefixed; theme follows the site's data-theme only. */
.lop-wrap {
  --lop-ground:#f6f1e7;
  --lop-panel:#fffdf8;
  --lop-panel-2:#f0e9db;
  --lop-ink:#26221b;
  --lop-soft:#6f6656;
  --lop-faint:#9c917d;
  --lop-line:#e2d8c5;
  --lop-line-strong:#cdbfa6;
  --lop-accent:#c96442;
  --lop-accent-deep:#a64d2f;
  --lop-good:#2f7d72;
  --lop-lock:#9c917d;
  --lop-shadow:0 1px 2px rgba(60,45,25,.06),0 10px 34px rgba(80,55,25,.08);
  --lop-mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px) 80px;
  color: var(--lop-ink);
  font-family: inherit;
  line-height: 1.55;
}

/* theme follows the site's data-theme ONLY (its head script always sets it from
   saved pref or OS) — no independent prefers-color-scheme, which would mismatch the ground. */
:root[data-theme=light] .lop-wrap {
  --lop-ground:#f6f1e7;
  --lop-panel:#fffdf8;
  --lop-panel-2:#f0e9db;
  --lop-ink:#26221b;
  --lop-soft:#6f6656;
  --lop-faint:#9c917d;
  --lop-line:#e2d8c5;
  --lop-line-strong:#cdbfa6;
  --lop-accent:#c96442;
  --lop-accent-deep:#a64d2f;
  --lop-good:#2f7d72;
  --lop-lock:#9c917d;
}

:root[data-theme=dark] .lop-wrap {
  --lop-ground:#1a1712;
  --lop-panel:#221e18;
  --lop-panel-2:#2b261e;
  --lop-ink:#f1e8d8;
  --lop-soft:#b3a892;
  --lop-faint:#7d7361;
  --lop-line:#362f24;
  --lop-line-strong:#48402f;
  --lop-accent:#e08159;
  --lop-accent-deep:#c96442;
  --lop-good:#4fb0a0;
  --lop-lock:#7d7361;
}

/* hero */
.lop-hero {
  padding: clamp(28px, 5vw, 52px) 0 18px;
}

.lop-eyebrow {
  font-family: var(--lop-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lop-accent-deep);
  margin: 0 0 10px;
}

.lop-hero h1 {
  font-size: clamp(1.7rem, 4.2vw, 2.6rem);
  line-height: 1.12;
  margin: 0 0 12px;
  text-wrap: balance;
}

.lop-lede {
  color: var(--lop-soft);
  max-width: 64ch;
  font-size: 1.02rem;
  margin: 0 0 18px;
}

.lop-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.lop-chip {
  font-family: var(--lop-mono);
  font-size: 0.74rem;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--lop-panel-2);
  color: var(--lop-soft);
  border: 1px solid var(--lop-line);
}

.lop-chip b {
  color: var(--lop-ink);
}

.lop-chip--earned b {
  color: var(--lop-good);
}

.lop-chip--active {
  border-color: var(--lop-accent);
  color: var(--lop-accent-deep);
}

.lop-chip--active b {
  color: var(--lop-accent-deep);
}

.lop-chip--rule {
  background: transparent;
  border-style: dashed;
}

/* the track: a vertical spine with nodes */
.lop-track {
  position: relative;
  margin: 28px 0 0;
  padding-left: 38px;
}

.lop-track::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 8px;
  bottom: 26px;
  width: 2px;
  background: linear-gradient(var(--lop-good) 0%, var(--lop-good) 22%, var(--lop-accent) 30%, var(--lop-line-strong) 42%, var(--lop-line) 100%);
}

/* "you are here" */
.lop-here {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 6px 0 16px -38px;
  padding-left: 6px;
}

.lop-here__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-left: 9px;
  background: var(--lop-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--lop-accent) 28%, transparent);
  animation: lop-pulse 2.4s ease-in-out infinite;
}

.lop-here__label {
  font-family: var(--lop-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lop-accent-deep);
  font-weight: 700;
}

@keyframes lop-pulse {
  0%, 100% {
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--lop-accent) 28%, transparent);
  }
  50% {
    box-shadow: 0 0 0 9px color-mix(in srgb, var(--lop-accent) 6%, transparent);
  }
}
/* a node */
.lop-node {
  position: relative;
  margin: 0 0 14px;
}

.lop-node__head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  text-align: left;
  cursor: pointer;
  background: var(--lop-panel);
  border: 1px solid var(--lop-line);
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: var(--lop-shadow);
  color: inherit;
  font: inherit;
  transition: border-color 0.15s, transform 0.06s;
}

.lop-node__head:hover {
  border-color: var(--lop-line-strong);
}

.lop-node__head:active {
  transform: translateY(1px);
}

.lop-node__head:focus-visible {
  outline: 2px solid var(--lop-accent);
  outline-offset: 2px;
}

/* the badge dot sits ON the spine */
.lop-node__badge {
  position: absolute;
  left: -38px;
  top: 14px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  font-weight: 700;
  z-index: 1;
  background: var(--lop-panel);
  border: 2px solid var(--lop-line-strong);
  color: var(--lop-faint);
  box-shadow: var(--lop-shadow);
}

.lop-node--earned .lop-node__badge {
  background: var(--lop-good);
  border-color: var(--lop-good);
  color: #fff;
}

.lop-node--active .lop-node__badge {
  background: var(--lop-accent);
  border-color: var(--lop-accent);
  color: #fff;
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--lop-accent) 16%, transparent);
}

.lop-node--locked .lop-node__badge {
  font-size: 0.72rem;
}

.lop-node__v {
  font-family: var(--lop-mono);
  font-weight: 700;
  font-size: 1.02rem;
  min-width: 2.6em;
  color: var(--lop-ink);
}

.lop-node--locked .lop-node__v {
  color: var(--lop-soft);
}

.lop-node__body {
  flex: 1;
  min-width: 0;
}

.lop-node__name {
  display: block;
  font-weight: 650;
  font-size: 1.05rem;
  margin-bottom: 3px;
}

.lop-node__when {
  font-family: var(--lop-mono);
  font-size: 0.68rem;
  color: var(--lop-good);
  font-weight: 700;
  border: 1px solid color-mix(in srgb, var(--lop-good) 40%, transparent);
  border-radius: 6px;
  padding: 1px 6px;
  margin-left: 6px;
}

.lop-node__badge2 {
  font-family: var(--lop-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: var(--lop-accent);
  border-radius: 6px;
  padding: 2px 7px;
  margin-left: 6px;
  vertical-align: middle;
}

.lop-node__tag {
  display: block;
  color: var(--lop-soft);
  font-size: 0.94rem;
}

.lop-node--locked .lop-node__name, .lop-node--locked .lop-node__tag {
  opacity: 0.82;
}

.lop-node__chev {
  align-self: center;
  color: var(--lop-faint);
  font-size: 1.4rem;
  transition: transform 0.18s;
}

.lop-node.is-open .lop-node__chev {
  transform: rotate(90deg);
}

/* expandable panel — its OWN inset surface so text always sits on a matching background */
.lop-node__panel {
  display: none;
  margin: 8px 0 2px 44px;
  padding: 14px 16px;
  background: var(--lop-panel);
  border: 1px solid var(--lop-line);
  border-radius: 12px;
  box-shadow: var(--lop-shadow);
}

.lop-node.is-open .lop-node__panel {
  display: block;
  animation: lop-in 0.18s ease;
}

@keyframes lop-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.lop-node__detail {
  color: var(--lop-ink);
  font-size: 0.92rem;
  margin: 0 0 8px;
}

.lop-node__panel > :first-child {
  margin-top: 0;
}

.lop-node__proof, .lop-node__gate {
  font-size: 0.92rem;
  margin: 8px 0;
  color: var(--lop-ink);
}

.lop-tagk {
  display: inline-block;
  font-family: var(--lop-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  border-radius: 6px;
  padding: 2px 7px;
  margin-right: 7px;
  vertical-align: middle;
}

.lop-tagk--proof {
  color: var(--lop-good);
  background: color-mix(in srgb, var(--lop-good) 14%, transparent);
}

.lop-tagk--gate {
  color: var(--lop-accent-deep);
  background: color-mix(in srgb, var(--lop-accent) 14%, transparent);
}

.lop-tagk--rec {
  color: var(--lop-soft);
  background: var(--lop-panel-2);
}

/* changelog milestones inside a level */
.lop-ms {
  margin: 12px 0 4px;
  padding: 12px 14px;
  background: var(--lop-panel-2);
  border-radius: 10px;
  border: 1px solid var(--lop-line);
}

.lop-ms__row {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 4px 0;
  border-top: 1px solid var(--lop-line);
}

.lop-ms__row:first-of-type {
  border-top: 0;
}

.lop-ms__row time {
  font-family: var(--lop-mono);
  font-size: 0.72rem;
  color: var(--lop-accent-deep);
  flex: 0 0 5.6em;
}

.lop-ms__row span {
  font-size: 0.9rem;
  color: var(--lop-soft);
}

/* record links */
.lop-links {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--lop-line-strong);
  font-size: 0.85rem;
  color: var(--lop-soft);
}

.lop-links__k {
  font-family: var(--lop-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lop-faint);
  margin-right: 8px;
}

.lop-links a {
  color: var(--lop-accent-deep);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--lop-accent) 35%, transparent);
}

.lop-links a:hover {
  border-bottom-color: var(--lop-accent);
}

/* prose (invariants) + foot */
.lop-prose {
  margin: 38px 0 0;
  padding: 24px clamp(18px, 3vw, 30px);
  background: var(--lop-panel);
  border: 1px solid var(--lop-line);
  border-radius: 16px;
  box-shadow: var(--lop-shadow);
}

.lop-prose h3 {
  margin: 0 0 12px;
  font-size: 1.15rem;
}

.lop-prose ul {
  margin: 0 0 8px;
  padding-left: 20px;
}

.lop-prose li {
  margin: 7px 0;
  color: var(--lop-soft);
}

.lop-prose li strong {
  color: var(--lop-ink);
}

.lop-note {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--lop-line-strong);
  font-size: 0.88rem;
  color: var(--lop-faint);
}

.lop-note strong {
  color: var(--lop-soft);
}

.lop-foot {
  margin-top: 26px;
  text-align: center;
}

.lop-foot .mono {
  font-family: var(--lop-mono);
  font-size: 0.76rem;
  color: var(--lop-faint);
}

@media (prefers-reduced-motion: reduce) {
  .lop-here__dot {
    animation: none;
  }
  .lop-node.is-open .lop-node__panel {
    animation: none;
  }
}
@media (max-width: 560px) {
  .lop-node__v {
    min-width: 2em;
    font-size: 0.9rem;
  }
  .lop-node__panel {
    padding-left: 16px;
  }
}