/* RUEDEX Knowledge Vault — 3D perspective wiki blocks on shader field */
:root {
  --vault-cyan: #00dbe9;
  --vault-red: #ff525c;
  --vault-blue: #006970;
  --vault-bg: #000;
  --vault-z-max: 33;
  --vault-z-center: 16;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--vault-bg);
  color: #dbfcff;
  font-family: "JetBrains Mono", "Consolas", ui-monospace, monospace;
}

.rz-vault-root {
  position: fixed;
  inset: 0;
  background: #000;
}

/* Layer 0 — time-fragments shader */
.rz-vault-shader-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.55;
}

.rz-vault-shader-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Layer 1 — Ethier rotator (25–60% alpha, mirror / flip) */
.rz-vault-ethier {
  position: absolute;
  inset: -8%;
  z-index: 1;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.6;
  pointer-events: none;
  transition: opacity 1.8s ease, transform 1.8s ease;
  will-change: opacity, transform;
}

/* Layer 2 — perspective city / data canyon */
.rz-vault-scene {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.rz-vault-scene__grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(0, 219, 233, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 219, 233, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 55%, #000 20%, transparent 78%);
  opacity: 0.35;
}

.rz-vault-world {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

.rz-vault-vanish {
  position: absolute;
  left: 50%;
  top: 52%;
  width: 0;
  height: 0;
  transform-style: preserve-3d;
}

/* Knowledge blocks — vertical polygon prisms */
.rz-knowledge-block {
  position: absolute;
  left: 0;
  top: 0;
  transform-style: preserve-3d;
  will-change: transform;
}

.rz-knowledge-block__prism {
  position: relative;
  transform-style: preserve-3d;
  width: var(--prism-w, 32px);
  height: var(--prism-h, 80px);
  margin-left: calc(var(--prism-w, 32px) * -0.5);
  margin-top: calc(var(--prism-h, 80px) * -1);
}

.rz-knowledge-block__face {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.rz-knowledge-block--red .rz-knowledge-block__face {
  background: linear-gradient(
    180deg,
    rgba(255, 82, 92, var(--block-alpha, 0.12)) 0%,
    rgba(255, 82, 92, calc(var(--block-alpha, 0.12) * 0.55)) 100%
  );
  box-shadow:
    0 0 12px rgba(255, 82, 92, 0.25),
    inset 0 0 18px rgba(255, 82, 92, 0.08);
}

.rz-knowledge-block--blue .rz-knowledge-block__face {
  background: linear-gradient(
    180deg,
    rgba(0, 219, 233, var(--block-alpha, 0.12)) 0%,
    rgba(0, 105, 112, calc(var(--block-alpha, 0.12) * 0.55)) 100%
  );
  box-shadow:
    0 0 12px rgba(0, 219, 233, 0.22),
    inset 0 0 18px rgba(0, 105, 112, 0.1);
}

.rz-knowledge-block__face--front {
  transform: translateZ(calc(var(--prism-d, 18px) * 0.5));
}

.rz-knowledge-block__face--back {
  transform: rotateY(180deg) translateZ(calc(var(--prism-d, 18px) * 0.5));
}

.rz-knowledge-block__face--left {
  width: var(--prism-d, 18px);
  left: calc(var(--prism-w, 32px) * -0.5 + var(--prism-d, 18px) * 0.5);
  transform: rotateY(-90deg) translateZ(calc(var(--prism-w, 32px) * 0.5));
}

.rz-knowledge-block__face--right {
  width: var(--prism-d, 18px);
  left: calc(var(--prism-w, 32px) * 0.5 - var(--prism-d, 18px) * 0.5);
  transform: rotateY(90deg) translateZ(calc(var(--prism-w, 32px) * 0.5));
}

.rz-knowledge-block__size {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  text-align: center;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 0 6px rgba(0, 0, 0, 0.9);
  pointer-events: none;
}

.rz-knowledge-block__label {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 8px);
  transform: translateX(-50%);
  white-space: nowrap;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 9px;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.15);
  animation: vaultLabelPulse 3.2s ease-in-out infinite;
}

.rz-knowledge-block--red .rz-knowledge-block__label {
  color: #ffb3b2;
  border-color: rgba(255, 82, 92, 0.45);
}

.rz-knowledge-block--blue .rz-knowledge-block__label {
  color: #7df4ff;
  border-color: rgba(0, 219, 233, 0.4);
}

@keyframes vaultLabelPulse {
  0%, 100% { opacity: 0.72; }
  50% { opacity: 1; }
}

/* Glitch bars (time fragments) */
.rz-vault-glitch-bar {
  position: absolute;
  height: 2px;
  background: var(--vault-red);
  opacity: 0.55;
  z-index: 3;
  pointer-events: none;
  animation: vaultGlitchDrift 4s linear infinite;
}

@keyframes vaultGlitchDrift {
  0% { transform: translateX(0); opacity: 0.2; }
  50% { opacity: 0.7; }
  100% { transform: translateX(40px); opacity: 0.15; }
}

/* HUD */
.rz-vault-hud {
  position: absolute;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  padding: 18px 22px;
}

.rz-vault-hud__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.rz-vault-hud__clock {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(219, 252, 255, 0.75);
}

.rz-vault-hud__clock em {
  font-style: normal;
  color: var(--vault-red);
}

.rz-vault-hud__title-wrap {
  text-align: center;
  flex: 1;
}

.rz-vault-hud__title {
  margin: 0;
  font-family: "Space Grotesk", "Cinzel", serif;
  font-size: clamp(1.1rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.28em;
  color: var(--vault-cyan);
  text-shadow:
    -2px 0 rgba(255, 82, 92, 0.65),
    2px 0 rgba(0, 219, 233, 0.55);
}

.rz-vault-hud__alert {
  margin: 8px 0 0;
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--vault-red);
  animation: vaultAlertBlink 2.4s step-end infinite;
}

@keyframes vaultAlertBlink {
  0%, 70% { opacity: 1; }
  71%, 100% { opacity: 0.35; }
}

.rz-vault-hud__meta {
  font-size: 10px;
  text-align: right;
  color: rgba(219, 252, 255, 0.55);
  line-height: 1.5;
}

/* Sample reading panel — 45% alpha */
.rz-vault-read-panel {
  position: absolute;
  left: 50%;
  bottom: 72px;
  transform: translateX(-50%);
  z-index: 12;
  width: min(520px, 88vw);
  padding: 18px 20px 16px;
  background: rgba(8, 12, 18, 0.45);
  border: 1px solid rgba(0, 219, 233, 0.35);
  border-radius: 8px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow:
    0 0 0 1px rgba(255, 82, 92, 0.12),
    0 12px 40px rgba(0, 0, 0, 0.45);
  pointer-events: auto;
}

.rz-vault-read-panel h2 {
  margin: 0 0 8px;
  font-family: "Space Grotesk", "Cinzel", serif;
  font-size: 1rem;
  letter-spacing: 0.14em;
  color: #dbfcff;
}

.rz-vault-read-panel p {
  margin: 0;
  font-size: 12px;
  line-height: 1.55;
  color: rgba(219, 252, 255, 0.82);
}

.rz-vault-read-panel__hint {
  margin-top: 10px !important;
  font-size: 10px !important;
  color: rgba(255, 82, 92, 0.85) !important;
  letter-spacing: 0.08em;
}

.rz-vault-footer {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 16px;
  z-index: 11;
  text-align: center;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: rgba(219, 252, 255, 0.45);
  pointer-events: none;
}

.rz-vault-footer a {
  color: rgba(0, 219, 233, 0.75);
  pointer-events: auto;
}

@media (prefers-reduced-motion: reduce) {
  .rz-knowledge-block__label,
  .rz-vault-glitch-bar,
  .rz-vault-hud__alert {
    animation: none !important;
  }
}