body.page-letters {
  --letters-ink: #151710;
  --letters-muted: rgba(21, 23, 16, 0.66);
  --letters-line: rgba(21, 23, 16, 0.22);
  --letters-input: rgba(255, 255, 255, 0.55);
  position: relative;
  overflow-x: hidden;
  isolation: isolate;
  background: #f5eed2;
  color: var(--letters-ink);
}

body.page-letters::before,
body.page-letters::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body.page-letters::before {
  z-index: 0;
  background: url("../../letters/mosaic.jpg") center 34% / cover no-repeat;
  image-rendering: pixelated;
}

body.page-letters::after {
  z-index: 0;
  background:
    radial-gradient(ellipse 78% 110% at 0% 34%, rgba(255, 246, 207, 0.98) 0%, rgba(255, 236, 166, 0.72) 36%, rgba(255, 236, 166, 0.24) 58%, transparent 74%),
    radial-gradient(circle at 18% 22%, rgba(255, 216, 122, 0.48), transparent 24rem),
    linear-gradient(90deg, rgba(255, 250, 226, 0.92), rgba(255, 250, 226, 0.66) 46%, rgba(109, 120, 104, 0.2) 68%, rgba(26, 27, 22, 0.58));
}

.cat-paw-layer {
  position: fixed;
  inset: 0;
  z-index: 5;
  overflow: hidden;
  pointer-events: none;
}

.cat-reach {
  position: absolute;
  left: var(--reach-x);
  top: var(--reach-y);
  width: 0;
  height: 0;
  z-index: 2;
  filter: drop-shadow(0 12px 20px rgba(0, 0, 0, 0.24));
  transform: rotate(var(--reach-angle));
  transform-origin: 0 0;
}

.cat-reach__arm {
  position: absolute;
  left: calc(var(--reach-width) * -0.5);
  bottom: 0;
  width: var(--reach-width);
  height: var(--reach-length);
  transform: translateY(var(--reach-length));
  animation: cat-arm-reach 1400ms cubic-bezier(0.2, 0.82, 0.2, 1) forwards;
}

.cat-reach__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
  user-select: none;
}

.cat-reach__tap {
  position: absolute;
  left: 0;
  top: calc(var(--reach-distance) * -1);
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid rgba(255, 216, 233, 0.34);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0.2);
  opacity: 0;
  animation: cat-tap-ring 1400ms ease-out forwards;
}

.cat-print {
  position: absolute;
  left: var(--print-x);
  top: var(--print-y);
  z-index: 1;
  width: auto;
  height: var(--print-size);
  opacity: 0.78;
  filter: drop-shadow(0 8px 12px rgba(0, 0, 0, 0.18));
  transform: translate(-50%, -50%) rotate(var(--print-angle)) scale(0.82);
  transform-origin: 50% 50%;
  user-select: none;
  animation: cat-print-land 180ms ease-out forwards;
}

@keyframes cat-arm-reach {
  0% {
    opacity: 0;
    transform: translateY(var(--reach-length));
  }

  18% {
    opacity: 1;
  }

  45%,
  66% {
    opacity: 1;
    transform: translateY(0);
  }

  100% {
    opacity: 0;
    transform: translateY(var(--reach-length));
  }
}

@keyframes cat-tap-ring {
  0%,
  38% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.2);
  }

  52% {
    opacity: 0.72;
    transform: translate(-50%, -50%) scale(0.62);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.18);
  }
}

@keyframes cat-print-land {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(var(--print-angle)) scale(1.12);
  }

  100% {
    opacity: 0.78;
    transform: translate(-50%, -50%) rotate(var(--print-angle)) scale(1);
  }
}

.page-letters .site-header:not(.site-header--transparent) {
  background: #f8e9b1;
  border-bottom-color: rgba(21, 23, 16, 0.16);
  color: #11110f;
}

.page-letters .site-brand,
.page-letters .site-nav a {
  color: #11110f;
}

.page-letters .site-nav a[aria-current="page"],
.page-letters .site-nav a:hover,
.page-letters .site-nav a:focus-visible {
  color: #11110f;
}

.page-main--letters {
  position: relative;
  z-index: 1;
  display: grid;
  align-content: center;
  min-height: calc(100svh - var(--site-header-height));
  padding-top: 3.5rem;
}

.page-main--letters.is-unlocked {
  align-content: start;
  padding-top: clamp(2rem, 5vw, 4rem);
}

.page-main--letters.is-unlocked [data-letters-gate] {
  display: none;
}

.page-main--letters.is-unlocked .letters-output {
  margin-top: 0;
}

.page-main--letters .page-intro {
  grid-template-columns: 1fr;
  max-width: min(45rem, 100%);
}

.page-main--letters .eyebrow,
.page-letters .lock-label,
.page-letters .panel-label {
  color: var(--letters-muted);
}

.page-letters .letter-shell {
  border-color: var(--letters-line);
  background: rgba(255, 250, 226, 0.72);
  box-shadow: none;
  backdrop-filter: blur(8px);
}

.page-letters .lock-panel {
  position: relative;
  padding: 1.2rem 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.lock-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(280px, 0.82fr);
  gap: 1rem;
  align-items: start;
  margin-top: 1.5rem;
}

.lock-grid--single {
  grid-template-columns: minmax(0, 1fr);
  max-width: 33rem;
}

.letters-hero-row {
  display: flex;
  align-items: center;
  gap: 1.85rem;
  width: min(45rem, 100%);
  max-width: 100%;
  min-width: 0;
}

.letters-title {
  flex: 0 1 auto;
  min-width: 0;
  max-width: none;
  font-size: 4.8rem;
  line-height: 0.95;
  letter-spacing: 0;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.34);
  white-space: nowrap;
}

.letters-start-paw {
  position: relative;
  flex: 0 0 auto;
  width: 5.85rem;
  height: 5.525rem;
  border: 0;
  border-radius: 50%;
  background: url("../../letters/paw-button.png") center / contain no-repeat;
  filter: drop-shadow(0 0.55rem 0.75rem rgba(86, 45, 16, 0.22));
  cursor: pointer;
  transition: filter 180ms ease, opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.letters-start-paw:hover,
.letters-start-paw:focus-visible {
  filter: drop-shadow(0 0.65rem 0.85rem rgba(86, 45, 16, 0.26));
  transform: translateY(-1px);
}

.letters-start-paw:focus-visible {
  outline: 3px solid rgba(21, 23, 16, 0.24);
  outline-offset: 4px;
}

.letters-hero-row.is-paw-started .letters-start-paw {
  visibility: hidden;
  opacity: 0;
  transform: scale(0.62);
}

.form-row {
  display: grid;
  gap: 0.55rem;
}

.lock-answer-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.lock-input {
  min-height: 3.2rem;
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--letters-line);
  background: var(--letters-input);
  color: var(--letters-ink);
  outline: none;
}

.lock-input:focus {
  border-color: #f49b59;
  box-shadow: 0 0 0 3px rgba(240, 130, 45, 0.22);
}

.status-text {
  min-height: 1.6rem;
}

.page-letters .status-text[data-state="error"] {
  color: #9b2f2f;
}

.page-letters .status-text[data-state="pending"] {
  color: #7a5420;
}

.page-letters .status-text,
.page-letters .letter-body p {
  color: var(--letters-muted);
}

.letter-library {
  display: grid;
  gap: 1.25rem;
}

.letter-reader {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  padding: 0;
  outline: none;
}

.letter-reader:focus-visible {
  outline: 2px solid rgba(240, 130, 45, 0.5);
  outline-offset: 6px;
}

.letter-reader__stage {
  min-width: 0;
  width: 80%;
  justify-self: center;
  margin: 0;
  padding: 0;
}

.letter-reader__image {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(68svh, 54rem);
  object-fit: contain;
}

.letter-reader__text-fallback {
  max-width: 44rem;
  margin: 0 auto;
  padding: clamp(1rem, 4vw, 3rem);
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  line-height: 1.55;
}

.letter-reader__text-fallback p {
  margin: 0 0 1.2rem;
  color: var(--letters-ink);
}

.letter-reader__text-fallback p:last-child {
  margin-bottom: 0;
}

.letter-reader__nav {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 3.5rem;
  min-width: 2.5rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--letters-ink);
  line-height: 1;
  cursor: pointer;
  transition: color 180ms ease, opacity 180ms ease, transform 180ms ease;
}

.letter-reader__nav:hover:not(:disabled),
.letter-reader__nav:focus-visible:not(:disabled) {
  color: var(--letters-ink);
}

.letter-reader__nav--previous:hover:not(:disabled),
.letter-reader__nav--previous:focus-visible:not(:disabled) {
  transform: translateX(-3px);
}

.letter-reader__nav--next:hover:not(:disabled),
.letter-reader__nav--next:focus-visible:not(:disabled) {
  transform: translateX(3px);
}

.letter-reader__chevron {
  display: block;
  width: 0.8rem;
  height: 0.8rem;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
}

.letter-reader__chevron--previous {
  transform: rotate(-135deg);
}

.letter-reader__chevron--next {
  transform: rotate(45deg);
}

.letter-reader__nav:disabled {
  opacity: 0.4;
}

.letter-reader__caption {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.8rem;
  color: var(--letters-muted);
}

.letter-reader__caption span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.letter-wheel {
  overflow-x: auto;
  padding: 0.15rem 0.2rem 0.55rem;
  scroll-snap-type: x proximity;
  scrollbar-color: rgba(21, 23, 16, 0.3) transparent;
  scrollbar-width: thin;
}

.letter-wheel__track {
  display: flex;
  gap: 0.7rem;
  width: max-content;
  min-width: 100%;
  padding: 0.25rem 0.1rem;
}

.letter-thumb {
  display: block;
  flex: 0 0 clamp(5.6rem, 10vw, 7.2rem);
  aspect-ratio: 1.414;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--letters-muted);
  opacity: 0.58;
  cursor: pointer;
  scroll-snap-align: center;
  transition: opacity 180ms ease, filter 180ms ease, transform 180ms ease;
}

.letter-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
  border-radius: 2px;
  box-shadow: 0 0.45rem 1rem rgba(86, 45, 16, 0.12);
}

.letter-thumb:hover,
.letter-thumb:focus-visible {
  opacity: 1;
  transform: translateY(-2px);
}

.letter-thumb[aria-pressed="true"] {
  opacity: 1;
  filter: drop-shadow(0 0.45rem 0.7rem rgba(86, 45, 16, 0.2));
  transform: translateY(-3px) scale(1.04);
}

.letter-library__empty {
  margin: 0;
  color: var(--letters-muted);
}

.page-letters .footer-shell {
  border-top-color: rgba(21, 23, 16, 0.18);
  color: rgba(21, 23, 16, 0.62);
}

.site-footer--letters {
  position: relative;
  z-index: 1;
}

@media (max-width: 940px) {
  .page-main--letters {
    padding-top: 2.4rem;
  }

  .lock-grid {
    grid-template-columns: 1fr;
  }

  .letters-title {
    font-size: 3.7rem;
  }

  .letters-start-paw {
    width: 5.005rem;
    height: 4.745rem;
  }

  .letter-reader {
    grid-template-columns: 1fr;
  }

  .letter-reader__nav {
    position: absolute;
    top: 50%;
    z-index: 1;
    transform: translateY(-50%);
  }

  .letter-reader__nav--previous:hover:not(:disabled),
  .letter-reader__nav--previous:focus-visible:not(:disabled) {
    transform: translate(-3px, -50%);
  }

  .letter-reader__nav--next:hover:not(:disabled),
  .letter-reader__nav--next:focus-visible:not(:disabled) {
    transform: translate(3px, -50%);
  }

  .letter-reader__nav--previous {
    left: 1.2rem;
  }

  .letter-reader__nav--next {
    right: 1.2rem;
  }

  .letter-reader__stage {
    position: relative;
    width: 100%;
  }
}

@media (max-width: 720px) {
  .page-main--letters {
    min-height: calc(100svh - var(--site-header-height-mobile));
  }
}

@media (max-width: 560px) {
  .letters-hero-row {
    gap: 0.48rem;
  }

  .letters-title {
    font-size: 2rem;
  }

  .letters-start-paw {
    width: 3.45rem;
    height: 3.28rem;
  }

  .letter-reader {
    padding: 0;
  }

  .letter-reader__stage {
    width: 100%;
    padding: 0;
  }

  .letter-reader__nav {
    width: 2.2rem;
    height: 2.45rem;
    min-width: 2.2rem;
  }

  .letter-reader__nav--previous {
    left: 0.8rem;
  }

  .letter-reader__nav--next {
    right: 0.8rem;
  }
}

@media (max-width: 380px) {
  .letters-title {
    font-size: 1.62rem;
  }

  .letters-start-paw {
    width: 2.95rem;
    height: 2.83rem;
  }
}

@media (max-width: 340px) {
  .letters-hero-row {
    gap: 0.42rem;
  }

  .letters-title {
    font-size: 1.42rem;
  }

  .letters-start-paw {
    width: 2.55rem;
    height: 2.45rem;
  }
}