:root {
  --bg: #4cede2;
  --ink: #021a1d;
  --ink-soft: color-mix(in srgb, var(--ink) 42%, transparent);
  --line: color-mix(in srgb, var(--ink) 22%, transparent);
  --accent: #4cede2;
  --hud-line: color-mix(in srgb, var(--ink) 35%, transparent);
  --hud-glow: color-mix(in srgb, var(--accent) 45%, transparent);
  --drawer-accent: #0d7a7e;
  --drawer-line: color-mix(in srgb, var(--drawer-accent) 45%, transparent);
  --portal-glass: color-mix(in srgb, rgba(255, 255, 255, 0.62) 78%, var(--accent) 22%);
  --portal-bar-bg: color-mix(in srgb, rgba(255, 255, 255, 0.5) 65%, transparent);
  --portal-card: rgba(255, 255, 255, 0.38);
  --portal-card-strong: rgba(255, 255, 255, 0.52);
  --portal-border: rgba(255, 255, 255, 0.45);
  --portal-text: var(--ink);
  --portal-muted: color-mix(in srgb, var(--ink) 48%, transparent);
  --font-body: "Courier Prime", Courier, "Courier New", monospace;
  --font-mono: "Cutive Mono", ui-monospace, monospace;
  --font-display: "Syne", system-ui, sans-serif;
  --sidebar-w: 18rem;
  --drawer-w: min(26rem, 100vw);
}

@keyframes hud-grid-drift {
  0% {
    background-position: 0 0, 0 0;
  }
  100% {
    background-position: 48px 48px, 24px 24px;
  }
}

@keyframes viewport-glow {
  0% {
    box-shadow:
      0 0 0 1px color-mix(in srgb, var(--ink) 28%, transparent),
      0 0 20px color-mix(in srgb, var(--accent) 15%, transparent),
      inset 0 0 40px color-mix(in srgb, var(--ink) 6%, transparent);
  }
  100% {
    box-shadow:
      0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent),
      0 0 36px color-mix(in srgb, var(--accent) 28%, transparent),
      inset 0 0 50px color-mix(in srgb, var(--ink) 10%, transparent);
  }
}

@keyframes scan-vertical {
  0% {
    top: 0;
    opacity: 0;
  }
  8% {
    opacity: 0.95;
  }
  92% {
    opacity: 0.95;
  }
  100% {
    top: calc(100% - 3px);
    opacity: 0;
  }
}

@keyframes crosshair-pulse {
  0%,
  100% {
    opacity: 0.35;
  }
  50% {
    opacity: 0.85;
  }
}

@keyframes bracket-pulse {
  0%,
  100% {
    opacity: 0.45;
    filter: drop-shadow(0 0 0 transparent);
  }
  50% {
    opacity: 1;
    filter: drop-shadow(0 0 6px color-mix(in srgb, var(--accent) 55%, transparent));
  }
}

@keyframes orbit-spin {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes dot-pulse {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

@keyframes cursor-blink {
  50% {
    opacity: 0;
  }
}

@keyframes scan-sheen {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 200% 50%;
  }
}

@keyframes metric-glitch {
  0%,
  90%,
  100% {
    text-shadow: none;
  }
  91% {
    text-shadow: 1px 0 var(--accent), -1px 0 var(--ink-soft);
  }
  93% {
    text-shadow: none;
  }
}

@keyframes panel-row-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.65;
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 0.75rem;
  padding: 0.4rem 0.7rem;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  text-decoration: none;
  border-radius: 4px;
  z-index: 500;
}

.skip-link:focus {
  top: 0.65rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.en-flair {
  font-family: var(--font-mono);
  font-size: 0.82em;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  font-style: normal;
}

/* —— Shell —— */
.shell {
  display: flex;
  min-height: 100%;
  min-height: 100dvh;
}

.sidebar {
  flex: 0 0 var(--sidebar-w);
  max-width: 100%;
  display: flex;
  flex-direction: column;
  padding: 1.65rem 1.25rem 1.15rem;
  border-right: 1px solid rgba(255, 255, 255, 0.32);
  min-height: 100%;
  min-height: 100dvh;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(22px) saturate(1.45);
  -webkit-backdrop-filter: blur(22px) saturate(1.45);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.18),
    inset -1px 0 0 rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 2;
}

.sidebar-corner {
  position: absolute;
  width: 12px;
  height: 12px;
  pointer-events: none;
  border-color: color-mix(in srgb, var(--ink) 28%, transparent);
  border-style: solid;
}

.sidebar-corner--tl {
  top: 12px;
  left: 12px;
  border-width: 1px 0 0 1px;
}

.sidebar-corner--br {
  bottom: 12px;
  right: 12px;
  border-width: 0 1px 1px 0;
}

.sidebar-head {
  margin-bottom: 1.75rem;
}

.mono-label {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.15rem;
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  color: var(--ink-soft);
}

.pulse-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 4px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 80%, transparent);
  animation: dot-pulse 2.2s ease-in-out infinite;
}

.cursor-blink {
  margin-left: 1px;
  animation: cursor-blink 1.05s step-end infinite;
}

.mark-wrap {
  position: relative;
  display: inline-block;
  margin-bottom: 1.1rem;
}

.mark {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.8vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.1;
  color: var(--ink);
}

.mark-text {
  display: inline-block;
  min-height: 1.1em;
  font-variant-numeric: tabular-nums;
}

.mark-scan {
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 2px;
  border-radius: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent) 70%, var(--ink)),
    transparent
  );
  background-size: 220% 100%;
  animation: scan-sheen 3.5s ease-in-out infinite;
  opacity: 0.55;
  pointer-events: none;
}

.sidebar-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem 0.35rem;
  margin: 0 0 1.2rem;
  padding: 0.55rem 0;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
}

.sidebar-metrics .metric {
  margin: 0;
}

.sidebar-metrics .metric dd {
  margin: 0;
}

.sidebar-metrics dt {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.16em;
  color: var(--ink-soft);
}

.sidebar-metrics .metric-val {
  margin: 0.2rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--ink);
  animation: metric-glitch 5s steps(1) infinite;
}

.lines {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.lines-main {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--ink);
  max-width: 17rem;
}

.lines-sub {
  margin: 0;
}

.entries {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
  min-height: 0;
  max-height: min(52vh, 30rem);
  overflow-y: auto;
  padding-right: 2px;
}

.entry {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  width: 100%;
  padding: 0.55rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-align: left;
  color: var(--ink);
  background: color-mix(in srgb, var(--ink) 2%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: 4px;
  cursor: pointer;
  overflow: hidden;
  transition:
    color 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.22s ease;
}

.entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 20%, transparent));
  transform: scaleY(0);
  transform-origin: center top;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  opacity: 0.85;
  border-radius: 0 2px 2px 0;
}

.entry:hover::before {
  transform: scaleY(1);
}

.entry:hover {
  border-color: color-mix(in srgb, var(--ink) 32%, transparent);
  background: color-mix(in srgb, var(--ink) 4%, transparent);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--accent) 45%, transparent),
    0 0 22px color-mix(in srgb, var(--accent) 18%, transparent),
    0 8px 24px color-mix(in srgb, var(--ink) 5%, transparent);
  transform: translateX(5px) scale(1.015);
}

.entry:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.entry.is-active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
  box-shadow:
    0 0 28px color-mix(in srgb, var(--accent) 30%, transparent),
    inset 0 0 20px color-mix(in srgb, var(--accent) 8%, transparent);
}

.entry.is-active::before {
  transform: scaleY(1);
  background: linear-gradient(180deg, var(--accent), var(--bg));
}

.entry-idx {
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  min-width: 1.35rem;
}

.entry.is-active .entry-idx {
  color: color-mix(in srgb, var(--bg) 72%, transparent);
}

.entry-name {
  font-family: var(--font-body);
  letter-spacing: 0.08em;
}

.sidebar-foot {
  margin-top: 1.35rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.sidebar-foot p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
}

/* —— Stage + HUD —— */
.stage {
  --parallax-x: 0px;
  --parallax-y: 0px;
  flex: 1;
  position: relative;
  min-width: 0;
  min-height: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  overflow: hidden;
}

.stage-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.26;
  background-image:
    linear-gradient(color-mix(in srgb, var(--ink) 14%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--ink) 14%, transparent) 1px, transparent 1px),
    radial-gradient(ellipse 80% 50% at 50% 40%, color-mix(in srgb, var(--ink) 6%, transparent), transparent 70%);
  background-size: 32px 32px, 32px 32px, 100% 100%;
  animation: hud-grid-drift 22s linear infinite;
  pointer-events: none;
}

.stage-mid {
  position: relative;
  z-index: 1;
  flex: 1;
  width: 100%;
  min-height: 42vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

/* Idle chrome — fills stage when portal closed */
.stage-chrome {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.chrome-tag {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--ink) 36%, transparent);
}

.chrome-tag--tl {
  top: 5%;
  left: 4%;
}

.chrome-tag--tr {
  top: 5%;
  right: 4%;
  text-align: right;
}

.chrome-tag--bl {
  bottom: 8%;
  left: 4%;
}

.chrome-tag--br {
  bottom: 8%;
  right: 4%;
  text-align: right;
}

.chrome-marquee-wrap {
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: 20%;
  height: 1.35rem;
  overflow: hidden;
  opacity: 0.5;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.chrome-marquee {
  display: flex;
  width: max-content;
  animation: chrome-marquee 32s linear infinite;
}

.chrome-marquee span {
  flex-shrink: 0;
  padding-right: 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
  color: var(--ink-soft);
}

@keyframes chrome-marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.chrome-hex {
  position: absolute;
  left: 3%;
  bottom: 14%;
  width: 46%;
  max-height: 26%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--ink) 32%, transparent);
  opacity: 0.55;
  white-space: pre-wrap;
  word-break: break-all;
}

.chrome-dots {
  position: absolute;
  left: 50%;
  bottom: 11%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
}

.chrome-dots span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ink);
  opacity: 0.25;
  animation: chrome-dot 2.2s ease-in-out infinite;
}

.chrome-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.chrome-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

.chrome-dots span:nth-child(4) {
  animation-delay: 0.6s;
}

.chrome-dots span:nth-child(5) {
  animation-delay: 0.8s;
}

@keyframes chrome-dot {
  0%,
  100% {
    opacity: 0.2;
    transform: scale(1);
  }
  50% {
    opacity: 0.75;
    transform: scale(1.35);
  }
}

.stage-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(68vmin, 24rem);
  height: min(68vmin, 24rem);
  max-height: 50vh;
  transform: translate(calc(-50% + var(--parallax-x)), calc(-50% + var(--parallax-y)));
  transition: transform 0.35s ease-out;
  pointer-events: none;
  z-index: 0;
}

.orbit-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border-radius: 50%;
  border: 1px dashed color-mix(in srgb, var(--ink) 22%, transparent);
  opacity: 0.35;
  animation: orbit-spin linear infinite;
  transform: translate(-50%, -50%);
}

.orbit-ring--a {
  width: 100%;
  height: 100%;
  animation-duration: 48s;
}

.orbit-ring--b {
  width: 76%;
  height: 76%;
  animation-duration: 36s;
  animation-direction: reverse;
  opacity: 0.28;
}

.orbit-ring--c {
  width: 52%;
  height: 52%;
  animation-duration: 28s;
  opacity: 0.22;
}

.hud {
  position: relative;
  z-index: 2;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: min(40vh, 16rem);
  padding: 0.5rem;
  pointer-events: none;
}

.hud-grid {
  position: absolute;
  inset: 8%;
  border: 1px dashed color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: 2px;
  pointer-events: none;
  opacity: 0.6;
}

.hud-viewport {
  position: relative;
  width: min(78%, 20rem);
  aspect-ratio: 4 / 3;
  max-height: 46vh;
  border-radius: 2px;
  animation: viewport-glow 3.8s ease-in-out infinite alternate;
  transition:
    filter 0.45s ease,
    transform 0.45s ease;
}

.stage.is-panel-open .hud-viewport {
  animation-duration: 1.6s;
  filter: brightness(1.12) drop-shadow(0 0 14px color-mix(in srgb, var(--accent) 35%, transparent));
  transform: scale(1.02);
}

.stage.is-panel-open .hud-bracket {
  animation-duration: 1.2s;
  opacity: 1;
}

.stage.is-panel-open .hud-crosshair,
.stage.is-panel-open .hud-crosshair::after {
  animation-duration: 1.4s;
}

.hud-bracket {
  position: absolute;
  width: 1.35rem;
  height: 1.35rem;
  pointer-events: none;
  animation: bracket-pulse 2.8s ease-in-out infinite;
}

.hud-bracket--tl {
  top: -2px;
  left: -2px;
  border-top: 2px solid var(--hud-line);
  border-left: 2px solid var(--hud-line);
  animation-delay: 0s;
}

.hud-bracket--tr {
  top: -2px;
  right: -2px;
  border-top: 2px solid var(--hud-line);
  border-right: 2px solid var(--hud-line);
  animation-delay: 0.35s;
}

.hud-bracket--bl {
  bottom: -2px;
  left: -2px;
  border-bottom: 2px solid var(--hud-line);
  border-left: 2px solid var(--hud-line);
  animation-delay: 0.7s;
}

.hud-bracket--br {
  bottom: -2px;
  right: -2px;
  border-bottom: 2px solid var(--hud-line);
  border-right: 2px solid var(--hud-line);
  animation-delay: 1.05s;
}

.hud-crosshair {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1px;
  height: 42%;
  max-height: 6.5rem;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--hud-line) 15%,
    var(--hud-line) 85%,
    transparent
  );
  animation: crosshair-pulse 2.2s ease-in-out infinite;
}

.hud-crosshair::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(42%, 5.5rem);
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--hud-line) 12%,
    var(--hud-line) 88%,
    transparent
  );
  transform: translate(-50%, -50%);
  animation: crosshair-pulse 2.2s ease-in-out infinite;
  animation-delay: 0.15s;
}

.hud-scanline {
  position: absolute;
  left: 4%;
  right: 4%;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent) 70%, white),
    transparent
  );
  top: 0;
  animation: scan-vertical 5.2s linear infinite;
  pointer-events: none;
  mix-blend-mode: multiply;
}

.hud-legend {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 22rem;
  margin: 0 auto 1.5rem;
  padding: 0.85rem 1rem;
  background: color-mix(in srgb, var(--bg) 55%, white);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: 0 8px 28px color-mix(in srgb, var(--ink) 6%, transparent);
  transition:
    opacity 0.35s ease,
    transform 0.35s ease;
}

.stage.is-panel-open .hud-legend {
  opacity: 0.72;
  transform: scale(0.98);
}

.hud-legend-cn {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--ink);
}

.hud-legend-cn strong {
  font-weight: 700;
}

.hud-legend-en {
  margin: 0.5rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: lowercase;
  color: var(--ink-soft);
}

@media (max-width: 720px) {
  .portal {
    width: calc(100% - 1rem);
    max-height: min(82vh, 620px);
    border-radius: 8px;
  }

  .shell {
    flex-direction: column;
  }

  .sidebar {
    flex: none;
    width: 100%;
    min-height: 0;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .entries {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .entry {
    flex: 1 1 calc(50% - 0.25rem);
  }

  .stage {
    min-height: 48vh;
  }

  .stage-mid {
    min-height: 36vh;
  }

  .hud {
    min-height: 14rem;
  }

  .hud-legend {
    margin-left: 1.25rem;
    margin-right: 1.25rem;
    margin-bottom: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .stage-bg,
  .hud-viewport,
  .hud-bracket,
  .hud-crosshair,
  .hud-crosshair::after,
  .hud-scanline {
    animation: none !important;
  }

  .hud-viewport {
    box-shadow:
      0 0 0 1px color-mix(in srgb, var(--ink) 25%, transparent),
      0 0 16px color-mix(in srgb, var(--accent) 18%, transparent);
  }

  .orbit-ring,
  .pulse-dot,
  .cursor-blink,
  .mark-scan {
    animation: none !important;
  }

  .portal {
    transition-duration: 0.01ms !important;
  }

  .stage-backdrop,
  .lightbox {
    transition-duration: 0.01ms !important;
  }

  .entry:hover {
    transform: none;
  }

  .stage.is-panel-open .hud-viewport {
    transform: none;
    filter: none;
  }

  .stage.is-panel-open .hud-legend {
    opacity: 1;
    transform: none;
  }

  .portal.is-open .panel:not([hidden]) > * {
    animation: none !important;
  }

  .chrome-marquee {
    animation: none !important;
  }

  .chrome-dots span {
    animation: none !important;
  }
}

/* —— Stage backdrop + central portal —— */
body.is-portal-open {
  overflow: hidden;
}

.stage-backdrop {
  position: absolute;
  inset: 0;
  z-index: 4;
  background: color-mix(in srgb, var(--ink) 18%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.34s ease,
    visibility 0.34s;
}

.stage-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.portal {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 5;
  width: min(42rem, calc(100% - 1.25rem));
  max-height: min(82vh, 620px);
  display: flex;
  flex-direction: column;
  background: var(--portal-glass);
  color: var(--portal-text);
  border: 1px solid var(--portal-border);
  border-radius: 12px;
  backdrop-filter: blur(26px) saturate(1.35);
  -webkit-backdrop-filter: blur(26px) saturate(1.35);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.35),
    0 20px 60px color-mix(in srgb, var(--ink) 12%, transparent),
    0 0 48px color-mix(in srgb, var(--accent) 22%, transparent);
  transform: translate(-50%, -50%) scale(0.9);
  opacity: 0;
  pointer-events: none;
  transition:
    transform 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.34s ease,
    box-shadow 0.4s ease;
}

.portal.is-open {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  pointer-events: auto;
}

.portal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-shrink: 0;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  background: var(--portal-bar-bg);
}

.portal-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--portal-muted);
}

.portal-close {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  padding: 0.4rem 0.65rem;
  color: var(--portal-text);
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 4px;
  cursor: pointer;
  transition:
    color 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.22s ease,
    transform 0.18s ease,
    background 0.18s ease;
}

.portal-close:hover {
  border-color: var(--drawer-accent);
  color: var(--drawer-accent);
  background: rgba(255, 255, 255, 0.55);
  box-shadow: 0 0 20px color-mix(in srgb, var(--accent) 35%, transparent);
  transform: translateY(-1px);
}

.portal-close:active {
  transform: translateY(0);
}

.portal-scroll {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 1rem 1rem 1.75rem;
  -webkit-overflow-scrolling: touch;
}

.portal.is-open .panel:not([hidden]) > * {
  animation: panel-row-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.portal.is-open .panel:not([hidden]) > .panel-lead {
  animation-delay: 0.06s;
}

.portal.is-open .panel:not([hidden]) > .gallery,
.portal.is-open .panel:not([hidden]) > .note-stack,
.portal.is-open .panel:not([hidden]) > .about-block {
  animation-delay: 0.12s;
}

.portal.is-open .panel:not([hidden]) > .panel-hint {
  animation-delay: 0.18s;
}

.portal.is-open .panel:not([hidden]) > .comment-thread,
.portal.is-open .panel:not([hidden]) > .link-grid,
.portal.is-open .panel:not([hidden]) > .signal-wrap,
.portal.is-open .panel:not([hidden]) > .relay-box,
.portal.is-open .panel:not([hidden]) > .tarot-scene {
  animation: panel-row-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.14s backwards;
}

.panel-lead {
  margin: 0 0 1rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--portal-muted);
  max-width: 36em;
  line-height: 1.6;
}

.panel-hint {
  margin-top: 1.25rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--portal-muted);
}

.panel-hint code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--drawer-accent);
}

/* —— Tarot —— */
.tarot-scene {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.tarot-draw {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.55rem 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.38);
  color: var(--ink);
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.25s ease,
    border-color 0.2s ease;
}

.tarot-draw:hover {
  border-color: var(--drawer-accent);
  box-shadow: 0 0 22px color-mix(in srgb, var(--accent) 30%, transparent);
  transform: scale(1.03);
}

.tarot-draw:active {
  transform: scale(0.98);
}

.tarot-spinner {
  width: min(200px, 70vw);
  height: min(312px, 110vw);
  perspective: 960px;
}

.tarot-cube {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.tarot-cube.is-flipped {
  transform: rotateY(180deg);
}

.tarot-face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.1rem 0.9rem;
  text-align: center;
  border-radius: 16px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border: 2px solid rgba(255, 255, 255, 0.48);
  box-shadow:
    0 16px 48px color-mix(in srgb, var(--ink) 12%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.tarot-face--back {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.5) 0%, transparent 45%),
    linear-gradient(145deg, color-mix(in srgb, var(--accent) 35%, white), color-mix(in srgb, var(--ink) 8%, transparent));
  color: var(--ink);
}

.tarot-back-star {
  font-size: 2rem;
  line-height: 1;
  opacity: 0.65;
  margin-bottom: 0.5rem;
}

.tarot-back-line {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.35em;
  margin-bottom: 0.25rem;
}

.tarot-back-sub {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  opacity: 0.55;
  text-transform: uppercase;
}

.tarot-face--front {
  transform: rotateY(180deg);
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.65) 0%, rgba(255, 255, 255, 0.28) 100%);
  color: var(--ink);
}

.tarot-roman {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--portal-muted);
  margin-bottom: 0.4rem;
}

.tarot-name {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4vw, 1.55rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 0.55rem;
}

.tarot-desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--portal-muted);
}

.tarot-hint {
  margin: 0;
  max-width: 24rem;
  font-size: 0.72rem;
  line-height: 1.5;
  text-align: center;
  color: var(--portal-muted);
}

@media (prefers-reduced-motion: reduce) {
  .tarot-cube {
    transition-duration: 0.01ms !important;
  }
}

/* Gallery — landscape strips */
.gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 480px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gallery figure {
  margin: 0;
}

.gallery button {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: rgba(255, 255, 255, 0.2);
  cursor: zoom-in;
  border-radius: 6px;
  overflow: hidden;
  font: inherit;
  color: inherit;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.35);
  transition:
    box-shadow 0.25s ease,
    transform 0.25s ease;
}

.gallery button:hover {
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--drawer-accent) 55%, transparent),
    0 0 20px color-mix(in srgb, var(--accent) 25%, transparent);
}

.gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.gallery button:hover img {
  transform: scale(1.05);
}

.gallery figcaption {
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--portal-muted);
}

/* Notes */
.note-stack {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.note {
  padding: 0.9rem 1rem;
  background: var(--portal-card);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 6px;
  border-left: 3px solid var(--drawer-accent);
  box-shadow: 0 4px 24px color-mix(in srgb, var(--ink) 6%, transparent);
}

.note time {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--portal-muted);
}

.note p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--portal-text);
  line-height: 1.6;
}

/* About */
.about-block {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 400px) {
  .about-block {
    flex-direction: row;
    align-items: flex-start;
  }
}

.about-avatar {
  width: 6.75rem;
  height: 6.75rem;
  flex-shrink: 0;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid color-mix(in srgb, var(--drawer-accent) 65%, transparent);
  box-shadow: 0 0 20px color-mix(in srgb, var(--drawer-accent) 18%, transparent);
}

.about-copy p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--portal-text);
}

.about-second {
  margin-top: 0.7rem !important;
  color: var(--portal-muted) !important;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: color-mix(in srgb, var(--ink) 28%, transparent);
  backdrop-filter: blur(16px) saturate(1.15);
  -webkit-backdrop-filter: blur(16px) saturate(1.15);
  cursor: zoom-out;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s;
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: min(96vw, 1200px);
  max-height: 86vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.35),
    0 24px 70px color-mix(in srgb, var(--ink) 18%, transparent),
    0 0 40px color-mix(in srgb, var(--accent) 25%, transparent);
  cursor: default;
}

.lightbox-close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  width: 2.35rem;
  height: 2.35rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  color: var(--ink);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  font-family: var(--font-mono);
}

.lightbox-close:hover {
  color: var(--drawer-accent);
  border-color: var(--drawer-accent);
  background: rgba(255, 255, 255, 0.45);
  box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 30%, transparent);
}

/* —— Comments (手记) —— */
.comment-thread {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.35);
}

.comment-heading {
  margin: 0 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--portal-muted);
}

.comment-list {
  margin: 0 0 0.85rem;
  padding: 0;
  list-style: none;
  max-height: 11rem;
  overflow-y: auto;
}

.comment-item {
  margin-bottom: 0.55rem;
  padding: 0.55rem 0.65rem;
  background: var(--portal-card);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 6px;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--portal-text);
  animation: panel-row-in 0.35s ease backwards;
}

.comment-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.65rem;
  margin-bottom: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  color: var(--portal-muted);
}

.comment-body {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.comment-form {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.comment-name,
.comment-form textarea {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.35);
  color: var(--ink);
  resize: vertical;
  min-height: 0;
}

.comment-form textarea {
  min-height: 4.5rem;
}

.comment-form button[type="submit"] {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  padding: 0.45rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.4);
  color: var(--ink);
  cursor: pointer;
  transition:
    transform 0.15s ease,
    box-shadow 0.2s ease,
    border-color 0.15s ease;
}

.comment-form button[type="submit"]:hover {
  border-color: var(--drawer-accent);
  box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 28%, transparent);
  transform: translateY(-1px);
}

.comment-hint {
  margin: 0.5rem 0 0;
  font-size: 0.65rem;
  line-height: 1.45;
  color: var(--portal-muted);
}

/* —— Links grid —— */
.link-grid {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.link-tile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--portal-text);
  text-decoration: none;
  background: var(--portal-card);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

.link-tile:hover {
  border-color: var(--drawer-accent);
  box-shadow: 0 6px 20px color-mix(in srgb, var(--ink) 8%, transparent);
  transform: translateX(4px);
}

.link-tile .en-flair {
  font-size: 0.65rem;
  flex-shrink: 0;
}

/* —— Signal —— */
.signal-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.signal-tap {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  padding: 0.5rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.35);
  color: var(--ink);
  cursor: pointer;
  transition:
    box-shadow 0.25s ease,
    transform 0.15s ease;
}

.signal-tap:hover {
  box-shadow: 0 0 20px color-mix(in srgb, var(--accent) 35%, transparent);
  transform: scale(1.02);
}

.signal-tap:active {
  transform: scale(0.98);
}

.signal-stream {
  margin: 0;
  min-height: 6rem;
  padding: 0.75rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.55;
  letter-spacing: 0.04em;
  color: var(--drawer-accent);
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  white-space: pre-wrap;
  word-break: break-all;
  text-shadow: 0 0 12px color-mix(in srgb, var(--accent) 40%, transparent);
}

.signal-stream.is-flicker {
  animation: signal-flicker 0.12s ease 2;
}

@keyframes signal-flicker {
  50% {
    opacity: 0.55;
  }
}

/* —— Relay terminal —— */
.relay-box {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 8px;
}

.relay-output {
  min-height: 8rem;
  max-height: 12rem;
  overflow-y: auto;
  margin: 0;
  padding: 0.35rem 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.5;
  color: var(--portal-text);
}

.relay-line {
  margin: 0 0 0.25rem;
  padding: 0.1rem 0;
  border-left: 2px solid transparent;
  padding-left: 0.35rem;
}

.relay-line--sys {
  color: var(--drawer-accent);
  border-left-color: color-mix(in srgb, var(--drawer-accent) 50%, transparent);
}

.relay-line--err {
  color: #8b2942;
}

.relay-form {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding-top: 0.35rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.35);
}

.relay-prompt {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--drawer-accent);
  flex-shrink: 0;
}

.relay-form input {
  flex: 1;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.45);
  color: var(--ink);
}