.bird-guide {
  --bg-primary: var(--birdapi-primary, #0ea5e9);
  --bg-surface: var(--velin-color-surface-bright, #fff);
  --bg-text: var(--velin-color-text, #0f172a);
  --bg-border: color-mix(in oklch, var(--velin-color-border, #cbd5e1) 85%, transparent);
  --bg-shadow: 0 16px 40px color-mix(in oklch, #000 16%, transparent);

  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  font-family: inherit;
  color: var(--bg-text);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.65rem;
  max-width: min(22.5rem, calc(100vw - 1.5rem));
  pointer-events: none;
}

.bird-guide.is-open,
.bird-guide .bird-guide__fab,
.bird-guide.is-open .bird-guide__stage {
  pointer-events: auto;
}

.bird-guide[hidden] {
  display: none !important;
}

/* —— FAB (closed) —— */
.bird-guide__fab {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid var(--bg-border);
  background: var(--bg-surface);
  color: inherit;
  border-radius: 999px;
  padding: 0.35rem 0.85rem 0.35rem 0.35rem;
  box-shadow: var(--bg-shadow);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.bird-guide__fab:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 44px color-mix(in oklch, #000 20%, transparent);
}

.bird-guide.is-open .bird-guide__fab {
  display: none;
}

.bird-guide__fab-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.15;
  padding-right: 0.25rem;
}

.bird-guide__fab-label {
  font-size: 0.88rem;
  font-weight: 750;
}

.bird-guide__fab-hint {
  font-size: 0.68rem;
  opacity: 0.55;
  font-weight: 500;
}

/* —— Avatar / Agent —— */
.bird-guide__avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 28%, color-mix(in srgb, #fff 55%, transparent), transparent 45%),
    linear-gradient(145deg, color-mix(in srgb, var(--bg-primary) 28%, #fff), color-mix(in srgb, var(--bg-primary) 12%, var(--bg-surface)));
  border: 1px solid color-mix(in srgb, var(--bg-primary) 35%, var(--bg-border));
  box-shadow:
    inset 0 1px 0 color-mix(in oklch, #fff 55%, transparent),
    0 4px 12px color-mix(in srgb, var(--bg-primary) 22%, transparent);
  overflow: hidden;
}

.bird-guide__avatar--fab {
  width: 2.55rem;
  height: 2.55rem;
  animation: bird-guide-idle 2.8s ease-in-out infinite;
}

.bird-guide__avatar--open {
  width: 3.35rem;
  height: 3.35rem;
  box-shadow:
    inset 0 1px 0 color-mix(in oklch, #fff 55%, transparent),
    0 8px 20px color-mix(in srgb, var(--bg-primary) 32%, transparent);
}

.bird-guide__agent-svg {
  width: 88%;
  height: 88%;
  display: block;
}

.bird-guide__avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.bird-guide--labor-avatar .bird-guide__avatar {
  background: var(--bg-surface);
  border-color: color-mix(in srgb, var(--bg-primary) 22%, var(--bg-border));
}

@keyframes bird-guide-idle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* —— Open stage —— */
.bird-guide__stage {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  width: min(22.5rem, calc(100vw - 1.5rem));
  animation: bird-guide-open 0.28s ease-out;
}

.bird-guide__stage[hidden] {
  display: none !important;
}

@keyframes bird-guide-open {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.bird-guide__stage-main {
  display: flex;
  align-items: flex-end;
  gap: 0.55rem;
}

.bird-guide__agent {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
  padding-bottom: 0.15rem;
}

.bird-guide__agent-name {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  opacity: 0.65;
  max-width: 4.2rem;
  text-align: center;
  line-height: 1.15;
}

.bird-guide__agent-tagline {
  font-size: 0.5rem;
  opacity: 0.45;
  max-width: 4.8rem;
  text-align: center;
  line-height: 1.2;
}

.bird-guide__progress {
  margin: 0;
  font-size: 0.72rem;
  opacity: 0.65;
}

.bird-guide__levels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.bird-guide__profiles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.bird-guide__profile {
  border: 1px solid var(--bg-border);
  background: transparent;
  color: inherit;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  opacity: 0.75;
}

.bird-guide__profile.is-active,
.bird-guide__profile:hover {
  opacity: 1;
  border-color: color-mix(in oklch, var(--color-primary, #0ea5e9) 55%, var(--bg-border));
}

.bird-guide__level {
  border: 1px solid var(--bg-border);
  background: transparent;
  color: inherit;
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.68rem;
  cursor: pointer;
  opacity: 0.7;
}

.bird-guide__level.is-active,
.bird-guide__level:hover {
  opacity: 1;
  border-color: color-mix(in oklch, var(--color-primary, #0ea5e9) 55%, var(--bg-border));
}

/* —— Panel chrome —— */
.bird-guide__bubble {
  position: relative;
  flex: 1;
  min-width: 0;
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 1.1rem;
  padding: 0.55rem;
  box-shadow: var(--bg-shadow);
  display: grid;
  gap: 0.55rem;
}

.bird-guide__bubble::before {
  display: none;
}

/* Agent-Sprechblase: nur der Text, mit klarem Border */
.bird-guide__speech {
  position: relative;
  background: color-mix(in oklch, var(--bg-text) 3.5%, var(--bg-surface));
  border: 1.5px solid color-mix(in oklch, var(--bg-text) 28%, var(--bg-border));
  border-radius: 1.05rem 1.05rem 1.05rem 0.3rem;
  padding: 0.75rem 0.9rem 0.8rem;
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: min(40vh, 12rem);
}

.bird-guide__speech::before {
  content: '';
  position: absolute;
  left: -6px;
  bottom: 0.95rem;
  width: 12px;
  height: 12px;
  background: var(--bg-surface);
  border-left: 1.5px solid color-mix(in oklch, var(--bg-text) 28%, var(--bg-border));
  border-bottom: 1.5px solid color-mix(in oklch, var(--bg-text) 28%, var(--bg-border));
  transform: rotate(45deg);
}

.bird-guide__bubble.is-enter .bird-guide__speech {
  animation: bird-guide-bubble-in 0.32s ease-out;
}

.bird-guide__bubble.is-enter {
  animation: none;
}

@keyframes bird-guide-bubble-in {
  from {
    opacity: 0;
    transform: translateX(8px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

.bird-guide__close {
  position: sticky;
  top: 0;
  align-self: flex-end;
  float: right;
  margin: -0.25rem -0.35rem 0.15rem 0.35rem;
  z-index: 2;
  border: 0;
  background: color-mix(in oklch, var(--bg-surface) 92%, transparent);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  color: inherit;
  opacity: 0.45;
  padding: 0.15rem 0.35rem;
  border-radius: 0.4rem;
}

.bird-guide__close:hover {
  opacity: 0.9;
  background: color-mix(in oklch, var(--bg-text) 6%, transparent);
}

.bird-guide__message {
  margin: 0;
  padding-right: 0.35rem;
  font-size: 0.9rem;
  line-height: 1.4;
  font-weight: 550;
  white-space: pre-wrap;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  min-height: 0;
  flex: 1 1 auto;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in oklch, var(--bg-text) 28%, transparent) transparent;
}

.bird-guide__message::-webkit-scrollbar {
  width: 6px;
}

.bird-guide__message::-webkit-scrollbar-thumb {
  background: color-mix(in oklch, var(--bg-text) 28%, transparent);
  border-radius: 999px;
}

.bird-guide__trust {
  margin: 0.35rem 0 0;
  font-size: 0.7rem;
  opacity: 0.55;
  line-height: 1.3;
  flex-shrink: 0;
}

.bird-guide__nav {
  display: flex;
  gap: 0.45rem;
  align-items: center;
  padding-top: 0.15rem;
  border-top: 1px solid color-mix(in oklch, var(--bg-border) 70%, transparent);
}

.bird-guide__nav-btn {
  flex: 1 1 0;
  min-width: 0;
  border: 1px solid var(--bg-border);
  background: color-mix(in oklch, var(--bg-text) 3.5%, transparent);
  color: inherit;
  border-radius: 0.55rem;
  padding: 0.32rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 650;
  line-height: 1.2;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}

.bird-guide__nav-btn:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--bg-primary) 40%, transparent);
  background: color-mix(in srgb, var(--bg-primary) 10%, transparent);
}

.bird-guide__nav-btn:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.bird-guide__nav-btn--restart {
  background: color-mix(in srgb, var(--bg-primary) 8%, transparent);
}

.bird-guide__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.bird-guide__quick {
  width: 100%;
  margin-bottom: 0.35rem;
}

.bird-guide__quick-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.75;
  margin-bottom: 0.3rem;
}

.bird-guide__quick-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.bird-guide__action--quick {
  border-style: dashed;
}

.bird-guide__action {
  border: 1px solid var(--bg-border);
  background: color-mix(in srgb, var(--bg-primary) 10%, transparent);
  color: inherit;
  border-radius: 999px;
  padding: 0.38rem 0.72rem;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  opacity: 0;
  animation: bird-guide-chip-in 0.28s ease-out forwards;
}

.bird-guide__action:nth-child(1) { animation-delay: 0.04s; }
.bird-guide__action:nth-child(2) { animation-delay: 0.08s; }
.bird-guide__action:nth-child(3) { animation-delay: 0.12s; }
.bird-guide__action:nth-child(4) { animation-delay: 0.16s; }
.bird-guide__action:nth-child(5) { animation-delay: 0.2s; }
.bird-guide__action:nth-child(6) { animation-delay: 0.24s; }

@keyframes bird-guide-chip-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.bird-guide__action:hover {
  border-color: color-mix(in srgb, var(--bg-primary) 45%, transparent);
  background: color-mix(in srgb, var(--bg-primary) 16%, transparent);
}

.bird-guide__feedback {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  opacity: 0.85;
}

.bird-guide__feedback button {
  border: 1px solid var(--bg-border);
  background: transparent;
  border-radius: 0.45rem;
  cursor: pointer;
  padding: 0.15rem 0.35rem;
}

/* —— Aufgaben-Tastatur —— */
.bird-guide__keyboard {
  display: grid;
  gap: 0.35rem;
  padding: 0.65rem 0.75rem 0.7rem;
  border-radius: 1rem;
  border: 1px solid var(--bg-border);
  background: color-mix(in oklch, var(--velin-color-surface, #f8fafc) 92%, var(--bg-primary) 8%);
  box-shadow: var(--bg-shadow);
}

.bird-guide__keyboard-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.55;
}

.bird-guide__keyboard-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.4rem;
  align-items: center;
}

.bird-guide__keyboard-input {
  width: 100%;
  border: 1px solid var(--bg-border);
  border-radius: 0.75rem;
  padding: 0.65rem 0.8rem;
  background: var(--bg-surface);
  color: inherit;
  font-size: 0.9rem;
  outline: none;
}

.bird-guide__keyboard-input:focus {
  border-color: color-mix(in srgb, var(--bg-primary) 55%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--bg-primary) 18%, transparent);
}

.bird-guide__keyboard-input::placeholder {
  opacity: 0.45;
}

.bird-guide__keyboard-go {
  width: 2.6rem;
  height: 2.6rem;
  border: 0;
  border-radius: 0.75rem;
  background: var(--bg-primary);
  color: #fff;
  font-size: 1.15rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, filter 0.15s ease;
}

.bird-guide__keyboard-go:hover {
  filter: brightness(1.05);
  transform: translateX(1px);
}

.bird-guide__keyboard-hint {
  font-size: 0.65rem;
  opacity: 0.45;
}

/* —— Mobile —— */
@media (max-width: 640px) {
  .bird-guide {
    right: max(0.65rem, env(safe-area-inset-right));
    bottom: max(0.65rem, env(safe-area-inset-bottom));
    left: max(0.65rem, env(safe-area-inset-left));
    max-width: none;
    align-items: stretch;
    z-index: 80;
  }

  .bird-guide__fab {
    align-self: flex-end;
    max-width: 100%;
  }

  .bird-guide__fab-hint {
    display: none;
  }

  .bird-guide__stage {
    width: 100%;
    max-height: min(78dvh, 34rem);
  }

  /* Auth login: keep panel compact so Anmelden stays tappable */
  body.auth-body .bird-guide__stage {
    max-height: min(42dvh, 16rem);
  }

  body.auth-body .bird-guide__bubble {
    max-height: min(22dvh, 8rem);
  }

  .bird-guide__stage-main {
    flex-direction: column;
    align-items: stretch;
    min-height: 0;
  }

  .bird-guide__agent {
    flex-direction: row;
    justify-content: flex-start;
    gap: 0.5rem;
    padding-bottom: 0;
  }

  .bird-guide__agent-name {
    max-width: none;
    text-align: left;
    font-size: 0.75rem;
  }

  .bird-guide__avatar--open {
    width: 2.75rem;
    height: 2.75rem;
  }

  .bird-guide__bubble {
    max-height: min(52dvh, 22rem);
    overflow: auto;
    -webkit-overflow-scrolling: touch;
  }

  .bird-guide__speech {
    border-radius: 1rem 1rem 1rem 0.35rem;
    max-height: min(32dvh, 10rem);
  }

  .bird-guide__speech::before {
    left: 1.1rem;
    bottom: auto;
    top: -6px;
    border-left: 1.5px solid color-mix(in oklch, var(--bg-text) 28%, var(--bg-border));
    border-bottom: 0;
    border-top: 1.5px solid color-mix(in oklch, var(--bg-text) 28%, var(--bg-border));
  }

  .bird-guide__actions {
    gap: 0.35rem;
  }

  .bird-guide__action {
    font-size: 0.74rem;
    padding: 0.42rem 0.68rem;
    min-height: 2rem;
  }

  .bird-guide__keyboard {
    padding: 0.7rem 0.75rem calc(0.7rem + env(safe-area-inset-bottom, 0px));
  }

  .bird-guide__keyboard-input {
    font-size: 16px; /* iOS zoom prevent */
    min-height: 2.75rem;
  }

  .bird-guide__keyboard-go {
    width: 2.75rem;
    height: 2.75rem;
  }

  .bird-guide__keyboard-hint {
    display: none;
  }
}

@media (max-width: 380px) {
  .bird-guide__fab-label {
    font-size: 0.8rem;
  }

  .bird-guide__message {
    font-size: 0.88rem;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .bird-guide__avatar--fab,
  .bird-guide__stage,
  .bird-guide__bubble.is-enter,
  .bird-guide__action {
    animation: none !important;
    opacity: 1;
  }
}

/* —— Profile chrome —— */
.bird-guide--velinstyle {
  --bg-accent: #0d9488;
  --bg-accent-soft: color-mix(in oklch, #0d9488 18%, transparent);
}

.bird-guide--birdapi {
  --bg-accent: #0284c7;
  --bg-accent-soft: color-mix(in oklch, #0284c7 18%, transparent);
}

.bird-guide--velinstyle .bird-guide__fab,
.bird-guide--birdapi .bird-guide__fab {
  border-color: color-mix(in oklch, var(--bg-accent) 45%, var(--bg-border));
  box-shadow: 0 8px 24px var(--bg-accent-soft);
}

.bird-guide--velinstyle .bird-guide__fab-label,
.bird-guide--birdapi .bird-guide__fab-label {
  color: var(--bg-accent);
}

.bird-guide--velinstyle .bird-guide__agent-tagline,
.bird-guide--birdapi .bird-guide__agent-tagline {
  opacity: 0.85;
  font-weight: 600;
  max-width: 5.5rem;
}

.bird-guide__profiles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0.15rem 0 0.1rem;
}

.bird-guide__profile {
  border: 1.5px solid color-mix(in oklch, var(--bg-accent, #0284c7) 35%, var(--bg-border));
  background: var(--bg-accent-soft, transparent);
  color: inherit;
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  opacity: 0.85;
}

.bird-guide__profile.is-active,
.bird-guide__profile:hover {
  opacity: 1;
  background: color-mix(in oklch, var(--bg-accent, #0284c7) 22%, transparent);
  border-color: var(--bg-accent, #0284c7);
}

.bird-guide__progress {
  display: grid;
  gap: 0.4rem;
  margin: 0;
  padding: 0.45rem 0.55rem;
  border-radius: 0.7rem;
  border: 1px solid color-mix(in oklch, var(--bg-accent, #0284c7) 28%, var(--bg-border));
  background: var(--bg-accent-soft, transparent);
}

.bird-guide__progress-label {
  font-size: 0.74rem;
  font-weight: 700;
  opacity: 0.9;
}

.bird-guide__stepper {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.35rem;
}

.bird-guide__step {
  display: grid;
  gap: 0.2rem;
  justify-items: center;
  text-align: center;
}

.bird-guide__step-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  border: 1.5px solid var(--bg-border);
  background: transparent;
}

.bird-guide__step.is-done .bird-guide__step-dot {
  background: var(--bg-accent, #0284c7);
  border-color: var(--bg-accent, #0284c7);
}

.bird-guide__step.is-current .bird-guide__step-dot {
  box-shadow: 0 0 0 3px var(--bg-accent-soft);
  border-color: var(--bg-accent, #0284c7);
}

.bird-guide__step-name {
  font-size: 0.58rem;
  line-height: 1.15;
  opacity: 0.7;
  text-transform: capitalize;
}

.bird-guide__step.is-done .bird-guide__step-name,
.bird-guide__step.is-current .bird-guide__step-name {
  opacity: 1;
  font-weight: 600;
}

/* —— Reader sheet (docked or floating module) —— */
.bird-guide__reader[hidden] {
  display: none !important;
}

.bird-guide__reader {
  position: fixed;
  inset: 0;
  z-index: 10050;
  --bg-primary: var(--birdapi-primary, var(--velin-color-primary, #0ea5e9));
  --bg-surface: var(--velin-color-bg-surface, var(--velin-color-surface-elevated, var(--velin-color-surface, Canvas)));
  --bg-text: var(--velin-color-text, CanvasText);
  --bg-muted: var(--velin-color-text-muted, color-mix(in oklch, var(--bg-text) 65%, transparent));
  --bg-border: var(--velin-color-border, color-mix(in oklch, var(--bg-text) 18%, transparent));
  --bg-code: color-mix(in oklch, var(--bg-text) 6%, var(--bg-surface));
  font-family: var(--velin-font-body, inherit);
  color: var(--bg-text);
  color-scheme: inherit;
  pointer-events: none;
}

.bird-guide__reader-backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in oklch, #000 28%, transparent);
  pointer-events: auto;
}

.bird-guide__reader.is-floating .bird-guide__reader-backdrop {
  display: none;
}

.bird-guide__reader-panel {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: min(28rem, 100%);
  min-width: 18rem;
  min-height: 14rem;
  background: var(--bg-surface);
  color: var(--bg-text);
  border-left: 1px solid var(--bg-border);
  box-shadow: -12px 0 40px color-mix(in oklch, #000 22%, transparent);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  padding: 0.85rem 1rem 1rem;
  gap: 0.65rem;
  pointer-events: auto;
  container-type: inline-size;
  container-name: bird-guide-reader;
}

.bird-guide__reader.is-floating .bird-guide__reader-panel {
  right: auto;
  bottom: auto;
  left: var(--bg-reader-left, 2rem);
  top: var(--bg-reader-top, 4rem);
  width: var(--bg-reader-width, min(34rem, calc(100vw - 2rem)));
  height: var(--bg-reader-height, min(70vh, 36rem));
  border: 1px solid var(--bg-border);
  border-radius: 1rem;
  box-shadow: 0 18px 50px color-mix(in oklch, #000 28%, transparent);
}

.bird-guide__reader-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 0.75rem;
  cursor: default;
  user-select: none;
}

.bird-guide__reader.is-floating .bird-guide__reader-head[data-guide-reader-drag] {
  cursor: grab;
}

.bird-guide__reader.is-floating .bird-guide__reader-head[data-guide-reader-drag]:active {
  cursor: grabbing;
}

.bird-guide__reader-head-main {
  display: grid;
  gap: 0.45rem;
  min-width: 0;
  flex: 1;
}

.bird-guide__reader-title {
  margin: 0;
  font-size: clamp(0.95rem, 2.8cqi + 0.55rem, 1.2rem);
  line-height: 1.25;
  color: var(--bg-text);
  font-family: var(--velin-font-display, inherit);
}

.bird-guide__reader-langs {
  display: inline-flex;
  gap: 0.25rem;
  padding: 0.15rem;
  border: 1px solid var(--bg-border);
  border-radius: 999px;
  width: fit-content;
  background: color-mix(in oklch, var(--bg-text) 4%, transparent);
}

.bird-guide__reader-langs[hidden] {
  display: none !important;
}

.bird-guide__reader-lang {
  border: 0;
  background: transparent;
  color: var(--bg-muted, var(--bg-text));
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  cursor: pointer;
}

.bird-guide__reader-lang.is-active {
  background: var(--velin-color-primary, var(--bg-primary, #0ea5e9));
  color: var(--velin-color-on-primary, #fff);
}

.bird-guide__reader-note {
  margin: 0;
  padding: 0.45rem 0.55rem;
  font-size: 0.72rem;
  line-height: 1.35;
  color: var(--bg-muted, var(--bg-text));
  background: color-mix(in oklch, var(--bg-text) 5%, transparent);
  border: 1px solid var(--bg-border);
  border-radius: 0.55rem;
}

.bird-guide__reader-note[hidden] {
  display: none !important;
}

.bird-guide__reader-tools {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
}

.bird-guide__reader-tool,
.bird-guide__reader-x {
  border: 0;
  background: transparent;
  font-size: 1.15rem;
  cursor: pointer;
  opacity: 0.55;
  line-height: 1;
  color: var(--bg-text);
  padding: 0.2rem 0.35rem;
  border-radius: 0.4rem;
}

.bird-guide__reader-tool:hover,
.bird-guide__reader-x:hover {
  opacity: 1;
  background: color-mix(in oklch, var(--bg-text) 7%, transparent);
}

.bird-guide__reader-body {
  overflow: auto;
  font-size: clamp(0.84rem, 1.6cqi + 0.55rem, 1rem);
  line-height: 1.55;
  color: var(--bg-text);
  min-height: 0;
}

.bird-guide__reader-body.bird-guide__doc {
  white-space: normal;
}

.bird-guide__doc :where(h1, h2, h3, h4) {
  margin: 1.1em 0 0.45em;
  line-height: 1.25;
  font-family: var(--velin-font-display, inherit);
  color: var(--bg-text);
}

.bird-guide__doc h1 { font-size: 1.35em; margin-top: 0; }
.bird-guide__doc h2 { font-size: 1.18em; }
.bird-guide__doc h3 { font-size: 1.05em; }

.bird-guide__doc :where(p, ul, ol, pre, blockquote, table) {
  margin: 0 0 0.85em;
}

.bird-guide__doc ul,
.bird-guide__doc ol {
  padding-left: 1.2em;
}

.bird-guide__doc li + li {
  margin-top: 0.25em;
}

.bird-guide__doc a {
  color: var(--velin-color-primary, var(--bg-primary, #0ea5e9));
}

.bird-guide__doc :where(code, kbd) {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: var(--bg-code);
  border: 1px solid color-mix(in oklch, var(--bg-border) 80%, transparent);
  border-radius: 0.35rem;
  padding: 0.08em 0.35em;
}

.bird-guide__doc pre {
  background: var(--bg-code);
  border: 1px solid var(--bg-border);
  border-radius: 0.65rem;
  padding: 0.75rem 0.85rem;
  overflow: auto;
  font-size: 0.86em;
  line-height: 1.45;
}

.bird-guide__doc pre code {
  background: transparent;
  border: 0;
  padding: 0;
  font-size: inherit;
}

.bird-guide__doc table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92em;
}

.bird-guide__doc th,
.bird-guide__doc td {
  border: 1px solid var(--bg-border);
  padding: 0.4rem 0.5rem;
  text-align: left;
}

.bird-guide__doc img,
.bird-guide__doc svg {
  max-width: 100%;
  height: auto;
}

.bird-guide__doc .velin-doc-sidebar,
.bird-guide__doc .velin-doc-toc,
.bird-guide__doc .velin-doc-skip,
.bird-guide__doc [data-cat='pinned'] {
  display: none !important;
}

.bird-guide__reader-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.bird-guide__reader-foot .bird-guide__action {
  background: var(--velin-color-primary, var(--bg-primary, #0f172a));
  color: var(--velin-color-on-primary, #fff);
  border-color: var(--velin-color-primary, var(--bg-primary, #0f172a));
}

.bird-guide__reader-resize {
  display: none;
}

.bird-guide__reader.is-floating .bird-guide__reader-resize {
  display: block;
  position: absolute;
  right: 0.2rem;
  bottom: 0.2rem;
  width: 1rem;
  height: 1rem;
  cursor: nwse-resize;
  background:
    linear-gradient(135deg, transparent 55%, color-mix(in oklch, var(--bg-text) 35%, transparent) 55%),
    linear-gradient(135deg, transparent 70%, color-mix(in oklch, var(--bg-text) 35%, transparent) 70%);
  border-radius: 0.15rem;
}

@media (max-width: 640px) {
  .bird-guide__reader:not(.is-floating) .bird-guide__reader-panel {
    top: auto;
    width: 100%;
    max-height: min(78vh, 36rem);
    border-left: 0;
    border-top: 1px solid var(--bg-border);
    border-radius: 1rem 1rem 0 0;
  }

  .bird-guide__reader.is-floating .bird-guide__reader-panel {
    left: 0.5rem !important;
    top: 10vh !important;
    width: calc(100vw - 1rem) !important;
    height: min(70vh, 32rem) !important;
  }

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

/* Customer Guide: no progress/level UI (data remains server-side) */
.bird-guide--customer [data-guide-progress],
.bird-guide--customer [data-guide-level] {
  display: none !important;
}