/* Premium ecosystem upgrade: entrance, spatial cards, partner profiles. */
:root {
  --system-gold: #ffc45b;
  --system-gold-soft: rgba(255, 196, 91, 0.16);
  --system-panel: rgba(10, 8, 6, 0.78);
  --system-panel-strong: rgba(17, 12, 8, 0.92);
  --system-ease: cubic-bezier(0.18, 0.8, 0.2, 1);
  --pointer-x: 50%;
  --pointer-y: 42%;
}

body {
  background:
    radial-gradient(circle at var(--pointer-x) var(--pointer-y), rgba(255, 196, 91, 0.095), transparent 26rem),
    radial-gradient(circle at 78% 18%, rgba(255, 124, 32, 0.055), transparent 31rem),
    radial-gradient(circle at 12% 34%, rgba(101, 217, 255, 0.045), transparent 28rem),
    linear-gradient(180deg, #070504 0%, #090705 44%, #050403 100%);
}

body.partner-detail-open {
  overflow: hidden;
}

.world-entry {
  position: fixed;
  inset: 0;
  z-index: 85;
  display: grid;
  place-items: center;
  overflow: hidden;
  pointer-events: none;
  perspective: 1200px;
  background:
    radial-gradient(circle at 50% 48%, rgba(255, 196, 91, 0.2), transparent 20rem),
    radial-gradient(circle at 50% 50%, rgba(12, 8, 4, 0.92), rgba(3, 3, 2, 0.52) 48%, transparent 70%);
  animation: world-entry-out 1800ms var(--system-ease) forwards;
}

.world-entry-grid,
.world-entry-orbit,
.world-entry-mark {
  position: absolute;
  transform-style: preserve-3d;
}

.world-entry-grid {
  inset: 6%;
  border: 1px solid rgba(255, 196, 91, 0.09);
  border-radius: 50%;
  background:
    linear-gradient(rgba(255, 196, 91, 0.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 196, 91, 0.075) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(circle, #000 0 48%, transparent 72%);
  transform: rotateX(68deg) translateZ(-190px) scale(1.5);
  animation: world-grid-drift 1800ms var(--system-ease) forwards;
}

.world-entry-orbit {
  width: min(440px, 74vw);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 196, 91, 0.3);
  border-radius: 50%;
  box-shadow:
    0 0 44px rgba(255, 196, 91, 0.06),
    inset 0 0 34px rgba(255, 196, 91, 0.04);
}

.world-entry-orbit-a {
  transform: rotateX(66deg) rotateZ(18deg);
}

.world-entry-orbit-b {
  width: min(580px, 86vw);
  opacity: 0.45;
  transform: rotateX(76deg) rotateZ(-28deg) translateZ(-80px);
}

.world-entry-mark {
  display: grid;
  justify-items: center;
  gap: 10px;
  padding: 30px 36px;
  border: 1px solid rgba(255, 214, 141, 0.18);
  border-radius: 32px;
  background: rgba(8, 6, 4, 0.6);
  box-shadow:
    0 40px 120px rgba(0, 0, 0, 0.5),
    0 0 88px rgba(255, 172, 54, 0.12),
    inset 0 1px 0 rgba(255, 238, 188, 0.08);
  backdrop-filter: blur(18px);
  animation: world-entry-travel 1800ms var(--system-ease) forwards;
}

.world-entry-mark span {
  color: rgba(255, 225, 156, 0.94);
  font-family: var(--font-display);
  font-size: clamp(72px, 12vw, 150px);
  font-weight: 800;
  line-height: 0.82;
  text-shadow: 0 0 34px rgba(255, 196, 91, 0.34);
}

.world-entry-mark b,
.world-entry-mark small {
  font-family: var(--font-mono);
  letter-spacing: 0.36em;
  text-transform: uppercase;
}

.world-entry-mark b {
  color: var(--text);
  font-size: 13px;
}

.world-entry-mark small {
  max-width: 420px;
  color: rgba(255, 225, 170, 0.56);
  font-size: 8px;
  text-align: center;
}

body.ykw-entry-complete .world-entry {
  display: none;
}

@keyframes world-entry-travel {
  0% {
    opacity: 0;
    transform: translateZ(-520px) rotateX(14deg) scale(0.46);
    filter: blur(12px);
  }
  28% {
    opacity: 1;
    filter: blur(0);
  }
  74% {
    opacity: 1;
    transform: translateZ(80px) rotateX(0deg) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateZ(420px) scale(1.24);
    filter: blur(7px);
  }
}

@keyframes world-entry-out {
  0%,
  72% {
    opacity: 1;
    visibility: visible;
  }
  100% {
    opacity: 0;
    visibility: hidden;
  }
}

@keyframes world-grid-drift {
  to {
    transform: rotateX(68deg) translateZ(90px) scale(2.2);
  }
}

.ecosystem-overview {
  position: relative;
  z-index: 3;
  padding-block: 96px 58px;
}

.ecosystem-overview::before {
  content: "";
  position: absolute;
  inset: 34px -2% auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 196, 91, 0.28), transparent);
}

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

.ecosystem-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 320px;
  padding: 24px;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at var(--card-x, 70%) var(--card-y, 18%), color-mix(in srgb, var(--accent) 18%, transparent), transparent 22%),
    linear-gradient(145deg, rgba(20, 14, 9, 0.86), rgba(5, 5, 4, 0.94));
  box-shadow:
    0 34px 90px -58px rgba(0, 0, 0, 0.95),
    inset 0 1px 0 rgba(255, 238, 188, 0.065);
  transform-style: preserve-3d;
  transition:
    transform 260ms var(--system-ease),
    border-color 260ms ease,
    box-shadow 260ms ease;
}

.ecosystem-card::before,
.ecosystem-card::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: -1;
}

.ecosystem-card::before {
  inset: -1px;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.1), transparent 28%, transparent 70%, color-mix(in srgb, var(--accent) 14%, transparent));
  opacity: 0;
  transition: opacity 260ms ease;
}

.ecosystem-card::after {
  right: -42px;
  top: -42px;
  width: 150px;
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, transparent);
  border-radius: 38%;
  transform: rotate(24deg);
  opacity: 0.28;
}

.ecosystem-card:hover {
  transform:
    translateY(-8px)
    rotateX(var(--card-rx, 0deg))
    rotateY(var(--card-ry, 0deg));
  border-color: color-mix(in srgb, var(--accent) 48%, var(--line));
  box-shadow:
    0 46px 100px -58px rgba(0, 0, 0, 1),
    0 0 74px -54px var(--accent);
}

.ecosystem-card:hover::before {
  opacity: 1;
}

.ecosystem-card small,
.ecosystem-card-index {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.ecosystem-card-index {
  display: grid;
  place-items: center;
  width: 44px;
  aspect-ratio: 1;
  margin-bottom: 58px;
  border: 1px solid color-mix(in srgb, var(--accent) 34%, transparent);
  border-radius: 15px;
  background: color-mix(in srgb, var(--accent) 8%, rgba(4, 4, 3, 0.72));
}

.ecosystem-card h3 {
  margin: 18px 0 0;
  max-width: 270px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(30px, 2.9vw, 46px);
  letter-spacing: -0.07em;
  line-height: 0.95;
}

.ecosystem-card p {
  margin: 20px 0 0;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.65;
}

.slide-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.slide-detail-action {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.035);
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, color 180ms ease, background-color 180ms ease;
}

.slide-detail-action:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 36%, rgba(255, 255, 255, 0.12));
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 8%, rgba(255, 255, 255, 0.035));
}

.partner-detail-dialog[hidden] {
  display: none;
}

.partner-detail-dialog {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
}

.partner-detail-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background:
    radial-gradient(circle at 50% 18%, rgba(255, 196, 91, 0.13), transparent 28rem),
    rgba(1, 1, 1, 0.76);
  backdrop-filter: blur(20px);
  cursor: pointer;
}

.partner-detail-panel {
  position: relative;
  width: min(920px, 100%);
  max-height: min(760px, calc(100vh - 48px));
  overflow: auto;
  border: 1px solid color-mix(in srgb, var(--accent, #ffc45b) 28%, rgba(255, 255, 255, 0.12));
  border-radius: 34px;
  background:
    radial-gradient(circle at 82% 12%, color-mix(in srgb, var(--accent, #ffc45b) 18%, transparent), transparent 24rem),
    linear-gradient(145deg, rgba(18, 13, 8, 0.97), rgba(4, 4, 3, 0.97));
  box-shadow:
    0 70px 160px rgba(0, 0, 0, 0.72),
    inset 0 1px 0 rgba(255, 238, 188, 0.08);
  animation: detail-in 260ms var(--system-ease) both;
}

.partner-detail-panel:focus {
  outline: none;
}

.partner-detail-close {
  position: sticky;
  top: 14px;
  z-index: 3;
  float: right;
  margin: 14px 14px 0 0;
  min-height: 34px;
  padding: 0 13px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  color: var(--text-soft);
  background: rgba(5, 5, 4, 0.78);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  cursor: pointer;
}

.partner-detail-content {
  padding: 34px;
}

.partner-detail-hero {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: center;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.partner-detail-logo {
  display: grid;
  place-items: center;
  width: 110px;
  aspect-ratio: 1;
  padding: 22px;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow:
    0 28px 68px -36px rgba(0, 0, 0, 1),
    0 0 52px -40px var(--accent);
}

.partner-detail-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.partner-detail-hero small,
.partner-detail-grid small,
.partner-detail-note small,
.partner-detail-campaign small {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.partner-detail-hero h3 {
  margin: 10px 0 12px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(46px, 7vw, 86px);
  letter-spacing: -0.075em;
  line-height: 0.86;
}

.partner-detail-hero p,
.partner-detail-note p,
.partner-detail-footer p,
.partner-detail-campaign p {
  margin: 0;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.partner-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.partner-detail-grid section,
.partner-detail-note,
.partner-detail-campaign {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.085);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.035);
}

.partner-detail-grid ul {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.partner-detail-grid li {
  position: relative;
  padding-left: 18px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.55;
}

.partner-detail-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.64em;
  width: 6px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}

.partner-detail-note,
.partner-detail-campaign,
.partner-detail-footer {
  margin-top: 14px;
}

.partner-detail-note p {
  margin-top: 10px;
}

.partner-detail-campaign {
  display: grid;
  gap: 10px;
  border-color: color-mix(in srgb, var(--accent, #ffc45b) 24%, rgba(255, 255, 255, 0.09));
}

.partner-detail-campaign strong {
  color: var(--text);
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: -0.04em;
}

.partner-detail-campaign a {
  width: max-content;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
}

.partner-detail-campaign a span {
  color: var(--accent);
}

.partner-detail-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.partner-detail-footer p {
  max-width: 560px;
  font-size: 12px;
}

.button:active,
.deck-button:active,
.filter-button:active,
.slide-detail-action:active {
  transform: translateY(1px) scale(0.98);
}

@keyframes detail-in {
  from {
    opacity: 0;
    transform: translateY(22px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 1100px) {
  .ecosystem-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ecosystem-card {
    min-height: 270px;
  }
}

@media (max-width: 760px) {
  .world-entry {
    animation-duration: 1100ms;
  }

  .world-entry-mark {
    width: min(300px, 78vw);
    padding: 22px;
    border-radius: 26px;
  }

  .ecosystem-overview {
    padding-block: 74px 36px;
  }

  .ecosystem-grid,
  .partner-detail-grid {
    grid-template-columns: 1fr;
  }

  .ecosystem-card {
    min-height: 230px;
    padding: 20px;
  }

  .ecosystem-card-index {
    margin-bottom: 34px;
  }

  .slide-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .slide-action,
  .slide-detail-action {
    justify-content: center;
    width: 100%;
  }

  .partner-detail-dialog {
    align-items: end;
    padding: 12px;
  }

  .partner-detail-panel {
    max-height: calc(100vh - 24px);
    border-radius: 28px;
  }

  .partner-detail-content {
    padding: 22px;
  }

  .partner-detail-hero {
    grid-template-columns: 1fr;
  }

  .partner-detail-logo {
    width: 86px;
    border-radius: 22px;
  }

  .partner-detail-footer {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  .world-entry {
    display: none;
  }

  .ecosystem-card,
  .partner-detail-panel,
  .slide-detail-action {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}