/**
 * Appily Fifty-Two — Harbor Codex policies
 * Sticky left ledger rail + copper-spine sheet (not horizontal chip nav)
 */

.page-policy-codex {
  --cx-ink: #101820;
  --cx-harbor: #142433;
  --cx-deep: #0C1620;
  --cx-mid: #1A2F44;
  --cx-copper: #C45C26;
  --cx-brass: #C9A227;
  --cx-sea: #3D7A6A;
  --cx-fog: #EEF2F5;
  --cx-paper: #F7F9FB;
  --cx-muted: #5C6B78;
  --cx-line: rgba(20, 36, 51, 0.12);
  --cx-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --cx-snap: cubic-bezier(0.34, 1.35, 0.64, 1);
  background:
    radial-gradient(700px 320px at 92% 40%, rgba(196, 92, 38, 0.1), transparent 55%),
    radial-gradient(560px 280px at 6% 72%, rgba(61, 122, 106, 0.1), transparent 50%),
    var(--cx-fog);
}

.page-policy-codex .page-main {
  padding-top: 0;
  overflow-x: clip;
}

.a52-codex {
  padding-bottom: 3.5rem;
}

.a52-codex-reveal,
.a52-policy-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s var(--cx-ease), transform 0.65s var(--cx-ease);
}

.a52-codex-reveal.is-visible,
.a52-policy-reveal.is-visible {
  opacity: 1;
  transform: none;
}

.a52-codex-chip {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cx-copper);
}

.a52-codex-kicker {
  margin: 0 0 0.55rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cx-brass);
}

/* Hero */
.a52-codex-hero {
  background: linear-gradient(128deg, var(--cx-deep) 0%, var(--cx-harbor) 50%, #1E364C 100%);
  isolation: isolate;
  position: relative;
  color: #f3f6f8;
  padding: clamp(2.2rem, 5vw, 3.3rem) 0 1.85rem;
  overflow: hidden;
}

.a52-codex-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.a52-codex-orb {
  position: absolute;
  width: 400px;
  height: 400px;
  right: -80px;
  top: -140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 92, 38, 0.4), transparent 68%);
  animation: a52CxOrb 9s ease-in-out infinite alternate;
}

.a52-codex-mesh {
  position: absolute;
  inset: 0;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(90deg, transparent, #000 25%, #000 75%, transparent);
}

.a52-codex-wave {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 42px;
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0 16px,
      rgba(61, 122, 106, 0.35) 16px 18px
    );
  opacity: 0.55;
  animation: a52CxWave 6s linear infinite;
}

@keyframes a52CxOrb {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(-28px, 16px) scale(1.07); }
}

@keyframes a52CxWave {
  from { background-position: 0 0; }
  to { background-position: 36px 0; }
}

.a52-codex-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.35fr minmax(14rem, 17rem);
  gap: 1.5rem;
  align-items: end;
}

.a52-codex-hero h1 {
  margin: 0 0 0.7rem;
  font-family: var(--a52-font-display, Georgia, serif);
  font-size: clamp(2rem, 4.8vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  max-width: 16ch;
}

.a52-codex-lede {
  margin: 0;
  max-width: 44ch;
  color: rgba(243, 246, 248, 0.78);
  font-size: 1.02rem;
  line-height: 1.55;
}

.a52-codex-stamp {
  position: relative;
  padding: 1.15rem 1.2rem 1rem;
  background: linear-gradient(155deg, rgba(196, 92, 38, 0.28), rgba(12, 22, 32, 0.75));
  border: 1px solid rgba(240, 192, 144, 0.35);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
  transform: rotate(-1.5deg);
  animation: a52CxStamp 5.5s ease-in-out infinite alternate;
}

.a52-codex-stamp-edge {
  position: absolute;
  inset: 6px;
  border: 1px dashed rgba(201, 162, 39, 0.45);
  pointer-events: none;
}

@keyframes a52CxStamp {
  from { transform: rotate(-1.5deg); }
  to { transform: rotate(1deg); }
}

.a52-codex-stamp small {
  display: block;
  position: relative;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(243, 246, 248, 0.6);
}

.a52-codex-stamp strong {
  display: block;
  position: relative;
  margin: 0.25rem 0 0.15rem;
  font-family: var(--a52-font-display, Georgia, serif);
  font-size: 1.45rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.04em;
}

.a52-codex-stamp > em {
  display: block;
  position: relative;
  font-style: normal;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--cx-brass);
  margin-bottom: 0.75rem;
}

.a52-codex-stamp ul {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0.7rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.35rem;
  text-align: center;
}

.a52-codex-stamp li span {
  display: block;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(243,246,248,.75);
}

.a52-codex-stamp li b {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.95rem;
  color: #fff;
}

/* Layout */
.a52-codex-deck {
  padding-top: 1.65rem;
}

.a52-codex-layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.9fr) 1.4fr;
  gap: 1.1rem;
  align-items: start;
  margin-bottom: 1.5rem;
}

/* Sticky rail */
.a52-codex-rail {
  position: sticky;
  top: 1rem;
  padding: 1.15rem 1.1rem 1.25rem;
  background: #fff;
  border: 1px solid var(--cx-line);
  box-shadow: 0 14px 32px rgba(20, 36, 51, 0.07);
}

.a52-codex-rail-label {
  margin: 0 0 0.75rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cx-muted);
}

.a52-codex-rail-nav {
  display: grid;
  gap: 0.4rem;
}

.a52-codex-rail-link {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.65rem;
  align-items: start;
  padding: 0.7rem 0.75rem;
  border: 1px solid transparent;
  background: var(--cx-fog);
  text-decoration: none !important;
  color: inherit;
  transition: transform 0.25s var(--cx-snap), background 0.2s, border-color 0.2s, box-shadow 0.25s;
}

.a52-codex-rail-link em {
  font-style: normal;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--cx-copper);
  padding-top: 0.15rem;
}

.a52-codex-rail-link strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--cx-ink);
  margin-bottom: 0.15rem;
}

.a52-codex-rail-link small {
  display: block;
  font-size: 0.75rem;
  color: var(--cx-muted);
  line-height: 1.35;
}

.a52-codex-rail-link:hover {
  transform: translateX(3px);
  border-color: rgba(196, 92, 38, 0.35);
}

.a52-codex-rail-link.is-active {
  background: var(--cx-harbor);
  border-color: var(--cx-harbor);
  box-shadow: 0 10px 24px rgba(20, 36, 51, 0.18);
}

.a52-codex-rail-link.is-active em {
  color: var(--cx-brass);
}

.a52-codex-rail-link.is-active strong {
  color: #fff;
}

.a52-codex-rail-link.is-active small {
  color: rgba(243, 246, 248, 0.62);
}

.a52-codex-rail-note {
  margin-top: 1rem;
  padding-top: 0.95rem;
  border-top: 1px dashed var(--cx-line);
}

.a52-codex-rail-note strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.82rem;
  color: var(--cx-harbor);
}

.a52-codex-rail-note p {
  margin: 0 0 0.55rem;
  font-size: 0.84rem;
  color: var(--cx-muted);
  line-height: 1.4;
}

.a52-codex-rail-note a {
  font-weight: 800;
  color: var(--cx-copper);
  text-decoration: none;
}

.a52-codex-rail-note a:hover {
  color: var(--cx-harbor);
}

/* Sheet */
.a52-codex-sheet {
  position: relative;
  background: #fff;
  border: 1px solid var(--cx-line);
  box-shadow: 0 18px 44px rgba(20, 36, 51, 0.09);
  padding: 1.4rem 1.5rem 1.7rem 1.75rem;
  overflow: hidden;
}

.a52-codex-sheet-spine {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--cx-copper), var(--cx-brass), var(--cx-sea));
}

.a52-codex-sheet-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  align-items: baseline;
  margin-bottom: 1.1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px dashed var(--cx-line);
}

.a52-codex-effective {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cx-sea);
}

.a52-codex-body h1 {
  margin: 0 0 0.45rem;
  font-family: var(--a52-font-display, Georgia, serif);
  font-size: clamp(1.55rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--cx-ink);
}

.a52-codex-body .last-updated {
  margin: 0 0 1.35rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cx-muted);
}

.a52-codex-body h2 {
  margin: 1.45rem 0 0.55rem;
  font-family: var(--a52-font-display, Georgia, serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--cx-harbor);
  padding-left: 0.75rem;
  border-left: 3px solid var(--cx-copper);
}

.a52-codex-body p,
.a52-codex-body li {
  color: var(--cx-ink);
  line-height: 1.65;
  font-size: 0.98rem;
}

.a52-codex-body p {
  margin: 0 0 0.85rem;
}

.a52-codex-body ul {
  margin: 0 0 1rem;
  padding-left: 1.15rem;
  display: grid;
  gap: 0.45rem;
}

.a52-codex-body a {
  color: var(--cx-copper);
  font-weight: 700;
}

.a52-codex-body a:hover {
  color: var(--cx-harbor);
}

/* Links */
.a52-codex-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.a52-codex-link {
  display: grid;
  gap: 0.15rem;
  padding: 1rem 1.05rem;
  background: #fff;
  border: 1px solid var(--cx-line);
  text-decoration: none !important;
  color: inherit;
  transition: transform 0.3s var(--cx-snap), border-color 0.25s, box-shadow 0.25s;
}

.a52-codex-link:hover {
  transform: translateY(-3px);
  border-color: rgba(196, 92, 38, 0.4);
  box-shadow: 0 12px 28px rgba(20, 36, 51, 0.1);
}

.a52-codex-link em {
  font-style: normal;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--cx-copper);
}

.a52-codex-link strong {
  font-family: var(--a52-font-display, Georgia, serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--cx-ink);
}

.a52-codex-link span {
  font-size: 0.82rem;
  color: var(--cx-muted);
}

@media (max-width: 980px) {
  .a52-codex-hero-inner {
    grid-template-columns: 1fr;
  }

  .a52-codex-stamp {
    max-width: 20rem;
    transform: none;
    animation: none;
  }

  .a52-codex-layout {
    grid-template-columns: 1fr;
  }

  .a52-codex-rail {
    position: static;
  }

  .a52-codex-rail-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .a52-codex-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .a52-codex-rail-nav {
    grid-template-columns: 1fr;
  }

  .a52-codex-links {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .a52-codex-orb,
  .a52-codex-wave,
  .a52-codex-stamp {
    animation: none !important;
  }

  .a52-codex-reveal,
  .a52-policy-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}