/* Simba field guides — shared presentation for the blockchain and model maps. */

.directory-page {
  --guide-accent: var(--gold);
  --guide-accent-rgb: 255, 185, 64;
  --guide-secondary: var(--ember);
}

.directory-page.model-directory {
  --guide-accent: #a9a5ff;
  --guide-accent-rgb: 169, 165, 255;
  --guide-secondary: #67d8d1;
}

.directory-page .site-header {
  background: rgba(14, 10, 8, 0.78);
}

.directory-hero {
  position: relative;
  min-height: 690px;
  padding: 142px 0 90px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.directory-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(
      680px 500px at 79% 42%,
      rgba(var(--guide-accent-rgb), 0.14),
      transparent 67%
    ),
    radial-gradient(
      420px 330px at 14% 18%,
      rgba(255, 122, 69, 0.08),
      transparent 74%
    ),
    linear-gradient(180deg, rgba(20, 14, 8, 0.28), var(--night));
}

.directory-hero::after {
  content: "";
  position: absolute;
  inset: 68px 0 0;
  z-index: -1;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(var(--guide-accent-rgb), 0.2) 1px, transparent 1px),
    linear-gradient(
      90deg,
      rgba(var(--guide-accent-rgb), 0.2) 1px,
      transparent 1px
    );
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, transparent, #000 58%, transparent);
}

.guide-breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 34px;
  color: var(--grass-2);
  font: 500 0.7rem var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.guide-breadcrumb a:hover {
  color: var(--guide-accent);
}

.directory-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.74fr);
  gap: 72px;
  align-items: center;
}

.guide-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--guide-accent);
  font: 600 0.7rem var(--font-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.guide-kicker::before {
  content: "";
  width: 30px;
  height: 1px;
  background: linear-gradient(
    90deg,
    var(--guide-secondary),
    var(--guide-accent)
  );
}

.directory-hero h1 {
  max-width: 720px;
  margin-top: 20px;
  font-size: clamp(3rem, 6.8vw, 5.7rem);
  line-height: 0.96;
  letter-spacing: -0.055em;
}

.directory-hero h1 em {
  color: var(--guide-accent);
  font-style: normal;
}

.directory-hero .lede {
  max-width: 650px;
  font-size: 1.08rem;
}

.guide-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 26px;
  color: var(--grass-2);
  font: 500 0.72rem var(--font-mono);
}

.guide-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.guide-meta span::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--guide-accent);
  box-shadow: 0 0 12px rgba(var(--guide-accent-rgb), 0.7);
}

.guide-switcher {
  display: inline-flex;
  gap: 4px;
  margin-top: 32px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 9, 6, 0.56);
}

.guide-switcher a {
  padding: 9px 15px;
  border-radius: 999px;
  color: var(--grass);
  font-size: 0.82rem;
  font-weight: 650;
  transition: 180ms var(--ease);
}

.guide-switcher a:hover {
  color: var(--bone);
}

.guide-switcher a[aria-current="page"] {
  background: rgba(var(--guide-accent-rgb), 0.14);
  color: var(--guide-accent);
  box-shadow: inset 0 0 0 1px rgba(var(--guide-accent-rgb), 0.18);
}

.chain-orbit,
.model-stack {
  position: relative;
  width: min(100%, 430px);
  aspect-ratio: 1;
  justify-self: end;
}

.chain-orbit::before,
.chain-orbit::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(var(--guide-accent-rgb), 0.2);
  border-radius: 50%;
}

.chain-orbit::before {
  inset: 8%;
}

.chain-orbit::after {
  inset: 25%;
  border-style: dashed;
}

.orbit-axis {
  position: absolute;
  inset: 49.5% 2% auto;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(var(--guide-accent-rgb), 0.28),
    transparent
  );
  transform: rotate(-28deg);
}

.orbit-core,
.orbit-node {
  position: absolute;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: var(--font-mono);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.orbit-core {
  inset: 38%;
  border: 1px solid rgba(var(--guide-accent-rgb), 0.42);
  background: rgba(18, 12, 7, 0.92);
  color: var(--guide-accent);
  font-size: 0.65rem;
  letter-spacing: 0.13em;
}

.orbit-node {
  width: 58px;
  height: 58px;
  border: 1px solid var(--line);
  background: linear-gradient(
    145deg,
    rgba(46, 31, 20, 0.96),
    rgba(20, 14, 8, 0.96)
  );
  color: var(--bone);
  font-size: 0.68rem;
  font-weight: 700;
}

.orbit-node:nth-of-type(1) {
  left: 8%;
  top: 24%;
}
.orbit-node:nth-of-type(2) {
  right: 7%;
  top: 18%;
}
.orbit-node:nth-of-type(3) {
  right: 10%;
  bottom: 13%;
}
.orbit-node:nth-of-type(4) {
  left: 18%;
  bottom: 8%;
}
.orbit-node:nth-of-type(5) {
  left: 42%;
  top: 0;
}
.orbit-node:nth-of-type(6) {
  left: 0;
  bottom: 38%;
}

.orbit-node::after {
  content: "";
  position: absolute;
  inset: -5px;
  border: 1px solid rgba(var(--guide-accent-rgb), 0.12);
  border-radius: inherit;
}

.model-stack {
  display: grid;
  place-items: center;
  perspective: 900px;
}

.model-layer {
  position: absolute;
  width: 78%;
  min-height: 104px;
  padding: 20px 24px;
  border: 1px solid rgba(var(--guide-accent-rgb), 0.28);
  border-radius: 16px;
  background: linear-gradient(
    135deg,
    rgba(35, 28, 58, 0.94),
    rgba(19, 14, 26, 0.96)
  );
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.32);
  transform: rotateX(58deg) rotateZ(-12deg);
}

.model-layer::after {
  content: attr(data-label);
  color: var(--bone);
  font: 650 0.72rem var(--font-mono);
  letter-spacing: 0.08em;
}

.model-layer:nth-child(1) {
  transform: translateY(-108px) rotateX(58deg) rotateZ(-12deg);
  opacity: 0.56;
}
.model-layer:nth-child(2) {
  transform: translateY(-54px) rotateX(58deg) rotateZ(-12deg);
  opacity: 0.72;
}
.model-layer:nth-child(3) {
  transform: rotateX(58deg) rotateZ(-12deg);
  opacity: 0.9;
}
.model-layer:nth-child(4) {
  transform: translateY(54px) rotateX(58deg) rotateZ(-12deg);
}

.model-pulse {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--guide-accent);
  box-shadow:
    0 0 0 12px rgba(var(--guide-accent-rgb), 0.1),
    0 0 44px rgba(var(--guide-accent-rgb), 0.75);
}

.guide-principles {
  position: relative;
  z-index: 2;
  margin-top: -34px;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(25, 17, 10, 0.94);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
}

.principle {
  padding: 25px 28px;
}

.principle + .principle {
  border-left: 1px solid var(--line);
}

.principle span {
  display: block;
  margin-bottom: 7px;
  color: var(--guide-accent);
  font: 600 0.66rem var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.principle strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
}

.principle p {
  color: var(--grass-2);
  font-size: 0.84rem;
  line-height: 1.55;
}

.directory-catalog {
  padding: 96px 0 112px;
}

.directory-intro {
  display: flex;
  justify-content: space-between;
  gap: 34px;
  align-items: end;
  margin-bottom: 36px;
}

.directory-intro h2 {
  margin-top: 13px;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
}

.directory-intro p {
  max-width: 430px;
  color: var(--grass);
  font-size: 0.94rem;
}

.directory-toolbar {
  position: sticky;
  top: 82px;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto;
  gap: 16px;
  align-items: center;
  margin-bottom: 58px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(20, 14, 8, 0.88);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.26);
  backdrop-filter: blur(18px) saturate(130%);
}

.directory-search {
  position: relative;
}

.directory-search svg {
  position: absolute;
  left: 15px;
  top: 50%;
  width: 18px;
  height: 18px;
  color: var(--grass-2);
  transform: translateY(-50%);
  pointer-events: none;
}

.directory-search input {
  width: 100%;
  min-height: 46px;
  padding: 10px 42px 10px 44px;
  border: 1px solid var(--line);
  border-radius: 11px;
  outline: none;
  background: rgba(244, 234, 217, 0.035);
  color: var(--bone);
  font: 500 0.9rem var(--font-body);
  transition:
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease);
}

.directory-search input::placeholder {
  color: var(--grass-2);
}

.directory-search input:focus {
  border-color: rgba(var(--guide-accent-rgb), 0.54);
  box-shadow: 0 0 0 3px rgba(var(--guide-accent-rgb), 0.1);
}

.search-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--grass-2);
  cursor: pointer;
  transform: translateY(-50%);
}

.search-clear:hover {
  background: rgba(244, 234, 217, 0.06);
  color: var(--bone);
}

.filter-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
}

.filter-chip {
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--grass);
  font: 650 0.72rem var(--font-body);
  cursor: pointer;
  transition: 170ms var(--ease);
}

.filter-chip:hover {
  border-color: rgba(var(--guide-accent-rgb), 0.32);
  color: var(--bone);
}

.filter-chip[aria-pressed="true"] {
  border-color: rgba(var(--guide-accent-rgb), 0.32);
  background: rgba(var(--guide-accent-rgb), 0.12);
  color: var(--guide-accent);
}

.directory-status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin: -36px 2px 50px;
  color: var(--grass-2);
  font: 500 0.72rem var(--font-mono);
}

.directory-status-row a {
  color: var(--guide-accent);
}

.directory-section + .directory-section {
  margin-top: 86px;
  padding-top: 72px;
  border-top: 1px solid var(--line);
}

.directory-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 430px);
  gap: 40px;
  align-items: end;
  margin-bottom: 28px;
}

.directory-section-index {
  display: block;
  margin-bottom: 10px;
  color: var(--guide-accent);
  font: 600 0.68rem var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.directory-section-head h2 {
  font-size: 1.75rem;
}

.directory-section-head p {
  color: var(--grass);
  font-size: 0.92rem;
}

.directory-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.directory-card {
  --card-accent: var(--guide-accent);
  --card-accent-rgb: var(--guide-accent-rgb);
  position: relative;
  min-height: 354px;
  display: flex;
  flex-direction: column;
  padding: 23px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 17px;
  background:
    radial-gradient(
      280px 180px at 95% 0%,
      rgba(var(--card-accent-rgb), 0.08),
      transparent 70%
    ),
    linear-gradient(155deg, rgba(46, 31, 20, 0.54), rgba(21, 14, 8, 0.78));
  transition:
    transform 240ms var(--ease),
    border-color 240ms var(--ease),
    box-shadow 240ms var(--ease);
}

.model-directory .directory-card {
  background:
    radial-gradient(
      280px 180px at 95% 0%,
      rgba(var(--card-accent-rgb), 0.09),
      transparent 70%
    ),
    linear-gradient(155deg, rgba(34, 28, 49, 0.5), rgba(19, 14, 20, 0.82));
}

.directory-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: linear-gradient(
    transparent,
    rgba(var(--card-accent-rgb), 0.72),
    transparent
  );
  opacity: 0.55;
}

.directory-card:hover {
  transform: translateY(-5px);
  border-color: rgba(var(--card-accent-rgb), 0.28);
  box-shadow: 0 22px 54px rgba(0, 0, 0, 0.3);
}

.directory-card:focus-within {
  border-color: rgba(var(--card-accent-rgb), 0.55);
  box-shadow: 0 0 0 3px rgba(var(--card-accent-rgb), 0.09);
}

.card-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 24px;
}

.directory-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(var(--card-accent-rgb), 0.26);
  border-radius: 13px;
  background: rgba(var(--card-accent-rgb), 0.08);
  color: var(--card-accent);
  font: 750 0.74rem var(--font-mono);
  letter-spacing: -0.04em;
}

.directory-rank {
  color: var(--grass-2);
  font: 500 0.64rem var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.directory-card h3 {
  margin: 0;
  font-size: 1.13rem;
}

.directory-subtitle {
  margin-top: 5px;
  color: var(--card-accent);
  font: 600 0.67rem var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.directory-description {
  margin-top: 15px;
  color: var(--grass);
  font-size: 0.87rem;
  line-height: 1.58;
}

.directory-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 19px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
}

.directory-facts span {
  display: block;
  color: var(--grass-2);
  font: 500 0.6rem var(--font-mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.directory-facts strong {
  display: block;
  margin-top: 4px;
  color: var(--bone);
  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1.4;
}

.directory-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 20px;
}

.directory-tags span {
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--grass-2);
  font: 550 0.61rem var(--font-mono);
}

.directory-link {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 18px;
  color: var(--card-accent);
  font-size: 0.78rem;
  font-weight: 700;
}

.directory-link:hover {
  color: var(--bone);
}

.directory-link span {
  transition: transform 170ms var(--ease);
}

.directory-link:hover span {
  transform: translate(2px, -2px);
}

.directory-empty {
  padding: 68px 24px;
  border: 1px dashed var(--line);
  border-radius: 18px;
  text-align: center;
  color: var(--grass);
}

.directory-empty strong {
  display: block;
  margin-bottom: 7px;
  color: var(--bone);
  font-family: var(--font-display);
  font-weight: 500;
}

.guide-method {
  padding: 100px 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(
    180deg,
    rgba(var(--guide-accent-rgb), 0.025),
    transparent 44%
  );
}

.guide-method-grid {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 76px;
  align-items: start;
}

.guide-method h2 {
  margin-top: 15px;
  font-size: 2rem;
}

.guide-method-copy {
  display: grid;
  gap: 14px;
}

.method-note {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 21px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(244, 234, 217, 0.025);
}

.method-note > span {
  color: var(--guide-accent);
  font: 600 0.7rem var(--font-mono);
}

.method-note strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
}

.method-note p {
  color: var(--grass);
  font-size: 0.86rem;
}

.guide-next {
  padding: 0 0 104px;
}

.guide-next-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  align-items: center;
  padding: 38px 42px;
  overflow: hidden;
  border: 1px solid rgba(var(--guide-accent-rgb), 0.24);
  border-radius: 20px;
  background:
    radial-gradient(
      420px 220px at 100% 0%,
      rgba(var(--guide-accent-rgb), 0.13),
      transparent 76%
    ),
    linear-gradient(130deg, rgba(47, 31, 20, 0.68), rgba(20, 14, 8, 0.86));
}

.guide-next-card h2 {
  font-size: 1.7rem;
}

.guide-next-card p {
  max-width: 650px;
  margin-top: 9px;
  color: var(--grass);
}

.guide-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.directory-page .btn-guide {
  border-color: rgba(var(--guide-accent-rgb), 0.34);
  background: rgba(var(--guide-accent-rgb), 0.12);
  color: var(--guide-accent);
}

.directory-page .btn-guide:hover {
  border-color: rgba(var(--guide-accent-rgb), 0.58);
  background: rgba(var(--guide-accent-rgb), 0.18);
  transform: translateY(-2px);
}

@media (prefers-reduced-motion: no-preference) {
  .chain-orbit {
    animation: guide-float 7s ease-in-out infinite;
  }

  .orbit-node {
    animation: guide-node 4.6s ease-in-out infinite alternate;
  }

  .orbit-node:nth-of-type(even) {
    animation-delay: -2.1s;
  }

  .model-stack {
    animation: guide-float 6.5s ease-in-out infinite;
  }

  .model-pulse {
    animation: guide-pulse 2.8s ease-out infinite;
  }
}

@keyframes guide-float {
  50% {
    transform: translateY(-8px);
  }
}

@keyframes guide-node {
  to {
    transform: translateY(-5px);
  }
}

@keyframes guide-pulse {
  70%,
  100% {
    box-shadow:
      0 0 0 28px rgba(var(--guide-accent-rgb), 0),
      0 0 52px rgba(var(--guide-accent-rgb), 0.65);
  }
}

@media (max-width: 1080px) {
  .directory-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .directory-hero-grid {
    gap: 38px;
  }

  .directory-toolbar {
    position: relative;
    top: auto;
    grid-template-columns: 1fr;
  }

  .filter-list {
    justify-content: flex-start;
  }
}

@media (max-width: 820px) {
  .directory-hero {
    min-height: 0;
    padding: 124px 0 76px;
  }

  .directory-hero-grid,
  .guide-method-grid,
  .guide-next-card {
    grid-template-columns: 1fr;
  }

  .chain-orbit,
  .model-stack {
    width: min(88vw, 390px);
    margin: 28px auto 0;
    justify-self: center;
  }

  .principle-grid {
    grid-template-columns: 1fr;
  }

  .principle + .principle {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .directory-intro,
  .directory-section-head {
    display: block;
  }

  .directory-intro p,
  .directory-section-head p {
    margin-top: 13px;
  }

  .directory-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide-method-grid {
    gap: 38px;
  }

  .guide-next-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .directory-hero h1 {
    font-size: clamp(2.65rem, 14vw, 4rem);
  }

  .guide-switcher {
    width: 100%;
  }

  .guide-switcher a {
    flex: 1;
    text-align: center;
  }

  .chain-orbit,
  .model-stack {
    width: min(92vw, 340px);
  }

  .orbit-node {
    width: 48px;
    height: 48px;
    font-size: 0.6rem;
  }

  .guide-principles {
    margin-top: -20px;
  }

  .directory-catalog {
    padding: 76px 0 86px;
  }

  .directory-toolbar {
    margin-bottom: 48px;
  }

  .filter-list {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 3px;
    scrollbar-width: thin;
  }

  .filter-chip {
    flex: 0 0 auto;
  }

  .directory-status-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .directory-grid {
    grid-template-columns: 1fr;
  }

  .directory-card {
    min-height: 0;
  }

  .directory-section + .directory-section {
    margin-top: 64px;
    padding-top: 56px;
  }

  .guide-method {
    padding: 78px 0;
  }

  .guide-next-card {
    padding: 30px 24px;
  }

  .guide-next-actions .btn {
    width: 100%;
  }
}