/* ---------- header overlay (DOM, above the 3D scene) ---------- */

.app-header-overlay {
  position: fixed;
  top: 26px;
  left: 0;
  right: 0;
  text-align: center;
  z-index: 90;
  pointer-events: none;
}

.glitch-title {
  position: relative;
  font-family: var(--font-display);
  font-size: 2.86rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--amber);
  text-shadow: 0 0 20px var(--copper-glow);
  margin: 0;
  animation: title-breathe 4s ease-in-out infinite;
}

.glitch-title::before,
.glitch-title::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.glitch-title::before {
  color: var(--ember);
  text-shadow: 0 0 10px var(--ember-glow);
  animation: glitch-slice-a 3.1s infinite steps(1);
}

.glitch-title::after {
  color: var(--titanium);
  text-shadow: 0 0 10px var(--titanium-glow);
  animation: glitch-slice-b 2.7s infinite steps(1);
}

@keyframes title-breathe {
  0%, 100% { text-shadow: 0 0 20px var(--copper-glow); }
  50% { text-shadow: 0 0 38px var(--copper-glow), 0 0 70px var(--ember-faint); }
}

@keyframes glitch-slice-a {
  0%, 87%, 100% { clip-path: inset(100% 0 0 0); transform: none; opacity: 0; }
  88% { clip-path: inset(12% 0 74% 0); transform: translate(-5px, 2px); opacity: 0.9; }
  90% { clip-path: inset(58% 0 22% 0); transform: translate(4px, -2px); opacity: 0.9; }
  92% { clip-path: inset(30% 0 52% 0); transform: translate(-3px, 1px); opacity: 0.85; }
  94% { clip-path: inset(100% 0 0 0); opacity: 0; }
}

@keyframes glitch-slice-b {
  0%, 44%, 56%, 100% { clip-path: inset(100% 0 0 0); transform: none; opacity: 0; }
  46% { clip-path: inset(70% 0 8% 0); transform: translate(5px, -1px); opacity: 0.85; }
  49% { clip-path: inset(8% 0 78% 0); transform: translate(-4px, 2px); opacity: 0.9; }
  52% { clip-path: inset(42% 0 40% 0); transform: translate(3px, 0); opacity: 0.85; }
  54% { clip-path: inset(100% 0 0 0); opacity: 0; }
}

.app-subtitle {
  color: var(--text-dim);
  font-size: 1.04rem;
  margin-top: 8px;
  letter-spacing: 0.08em;
}

/* ---------- panels embedded in the 3D scene ---------- */

.panel3d {
  pointer-events: auto;
}

.stage-3d {
  width: 720px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-items: center;
}

.hud-panel3d .hud-panel {
  width: 660px;
}

/* ---------- tilt panel (volumetric glass) ---------- */

.tilt-panel {
  position: relative;
  will-change: transform;
  width: 100%;
}

.tilt-sheen {
  position: absolute;
  width: 60%;
  height: 60%;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 195, 94, 0.1) 0%,
    rgba(255, 106, 43, 0.05) 45%,
    transparent 70%
  );
  transform: translate(-50%, -50%) translateZ(40px);
  pointer-events: none;
  z-index: 2;
  filter: blur(6px);
}

/* ---------- flip stage: the physical editor object ---------- */

.flip-stage {
  position: relative;
  width: 100%;
  perspective: 1600px;
}

.flip-tilt {
  transform-style: preserve-3d;
}

.flip-object {
  position: relative;
  display: grid;
  transform-style: preserve-3d;
  width: 100%;
}

.flip-face {
  grid-area: 1 / 1;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  padding: 20px 24px 24px;
  display: flex;
  flex-direction: column;
  min-height: 380px;
}

.flip-front {
  transform: rotateY(0deg) translateZ(1px);
}

.flip-back {
  transform: rotateY(180deg) translateZ(1px);
}

.flip-back.glass-panel::before {
  background: linear-gradient(
    140deg,
    rgba(255, 106, 43, 0.55),
    rgba(255, 106, 43, 0.08) 30%,
    rgba(139, 144, 153, 0.28) 60%,
    rgba(255, 195, 94, 0.4) 100%
  );
}

/* ---------- editor faces ---------- */

.editor-inner {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.editor-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.editor-title {
  font-size: 1.19rem;
  letter-spacing: 0.06em;
}

.editor-subtitle {
  color: var(--text-dim);
  font-size: 0.93rem;
  letter-spacing: 0.08em;
}

.editor-body {
  position: relative;
  background: rgba(8, 5, 3, 0.55);
  border-radius: 12px;
  border: 1px solid var(--copper-faint);
  overflow: auto;
  max-height: 400px;
  flex: 1;
}

.back-body {
  border-color: var(--ember-faint);
}

.code-block {
  margin: 0;
  padding: 16px;
  font-size: 1.04rem;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

/* scanning laser sweep */
.scan-laser {
  position: absolute;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--copper) 20%, var(--amber-bright) 50%, var(--copper) 80%, transparent);
  box-shadow: 0 0 18px var(--amber-glow), 0 0 42px var(--ember-glow);
  z-index: 3;
  pointer-events: none;
}

.scan-tint {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--amber-faint), transparent 40%);
  animation: scan-tint-pulse 1.1s ease-in-out infinite;
  z-index: 2;
  pointer-events: none;
}

@keyframes scan-tint-pulse {
  0%, 100% { opacity: 0.25; }
  50% { opacity: 0.6; }
}

/* back face footer */
.back-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  gap: 16px;
}

.points-saved {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.points-saved-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
}

.points-saved-label {
  color: var(--text-dim);
  font-size: 0.93rem;
  letter-spacing: 0.08em;
}

.back-note {
  color: var(--text-dim);
  font-size: 0.93rem;
  max-width: 340px;
  text-align: right;
}

/* burst particles on flip */
.burst-field {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 5;
}

.burst-particle {
  position: absolute;
  border-radius: 50%;
}

/* ---------- buttons ---------- */

.editor-actions {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.magnetic-button {
  position: relative;
  background: linear-gradient(170deg, rgba(30, 20, 12, 0.9), rgba(10, 7, 5, 0.85));
  border: none;
  border-radius: 999px;
  padding: 14px 30px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  overflow: hidden;
  outline: 1px solid currentColor;
  outline-offset: -1px;
}

.magnetic-button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.button-trace {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}

.trace-rect {
  /* SVG2 geometry via CSS so calc() is valid */
  width: calc(100% - 3px);
  height: calc(100% - 3px);
}

.button-ripple {
  position: absolute;
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  border-radius: 50%;
  pointer-events: none;
}

.button-label {
  position: relative;
  z-index: 1;
}

/* ---------- analytics HUD ---------- */

.hud-panel {
  padding: 24px 28px;
}

.hud-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.hud-label {
  font-size: 1.08rem;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.hud-header-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--copper-glow), transparent);
}

.hud-grid {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 28px;
  align-items: center;
}

.hud-right {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hud-badge {
  border: 1px solid;
  border-radius: 999px;
  padding: 5px 16px;
  font-size: 0.96rem;
  letter-spacing: 0.14em;
  width: fit-content;
}

.hud-confidence {
  color: var(--text-dim);
  font-size: 1.02rem;
  letter-spacing: 0.05em;
}

.hud-factors {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.hud-factors li {
  font-size: 1.08rem;
  color: var(--text-primary);
}

.hud-factor-marker {
  color: var(--ember);
  margin-right: 7px;
}

@keyframes hud-pulse-glow {
  0%, 100% {
    box-shadow: 0 0 36px var(--ember-glow), inset 0 0 55px var(--ember-faint);
  }
  50% {
    box-shadow: 0 0 75px var(--ember-glow), inset 0 0 90px var(--copper-faint);
  }
}

.hud-pulse {
  animation: hud-pulse-glow 1.4s ease-in-out infinite;
}

/* ---------- risk gauge ---------- */

.risk-gauge {
  position: relative;
  width: 210px;
  height: 210px;
}

.gauge-svg {
  width: 100%;
  height: 100%;
}

.gauge-readout {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -58%);
  font-family: var(--font-display);
  font-size: 3.55rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.gauge-ticking {
  animation: readout-jitter 0.09s infinite;
}

.gauge-locked {
  animation: readout-lock 0.35s ease-out;
}

@keyframes readout-jitter {
  0% { transform: translate(-50%, -58%) skewX(0deg); }
  25% { transform: translate(calc(-50% + 1px), -58%) skewX(3deg); }
  50% { transform: translate(calc(-50% - 1px), calc(-58% + 1px)) skewX(-2deg); }
  75% { transform: translate(-50%, calc(-58% - 1px)) skewX(1deg); }
  100% { transform: translate(-50%, -58%) skewX(0deg); }
}

@keyframes readout-lock {
  0% { transform: translate(-50%, -58%) scale(1.25); filter: blur(2px); }
  100% { transform: translate(-50%, -58%) scale(1); filter: blur(0); }
}

.gauge-caption {
  position: absolute;
  bottom: 18px;
  width: 100%;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.88rem;
  letter-spacing: 0.28em;
}

/* ---------- status ---------- */

.status-line {
  color: var(--text-dim);
  font-size: 1.02rem;
  min-height: 1em;
  text-align: center;
}

.status-line.error {
  color: var(--ember);
  text-shadow: 0 0 10px var(--ember-glow);
}