:root {
  --ty-bg: #070d1b;
  --ty-surface: rgba(15, 23, 42, 0.78);
  --ty-surface-border: rgba(148, 163, 184, 0.12);
  --ty-text: #e2e8f0;
  --ty-muted: #9fb3d1;
  --ty-accent-ok: #5b8cff;
  --ty-accent-queued: #f59e0b;
  --ty-shadow: 0 28px 60px rgba(4, 12, 32, 0.55);
  --ty-ring-ok: 0 0 0 3px rgba(91, 140, 255, 0.35);
  --ty-ring-queued: 0 0 0 3px rgba(245, 158, 11, 0.35);
}

.ty .env,
.ty .env__body,
.ty .env__flap,
.ty .env__letter,
.ty .env__shadow {
  all: revert-layer;
  all: unset;
}

.ty {
  --ty-accent: var(--ty-accent-ok);
  --ty-ring: var(--ty-ring-ok);
  --flap-bg: linear-gradient(170deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.88)),
             linear-gradient(130deg, rgba(91, 140, 255, 0.28), rgba(91, 140, 255, 0.05));
  --flap-shadow: 0 14px 26px rgba(15, 23, 42, 0.22);
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  place-content: center;
  min-height: 70vh;
  padding: clamp(2.5rem, 6vw, 5rem) clamp(1.5rem, 5vw, 3.5rem) clamp(2rem, 6vw, 4rem);
  color: var(--ty-text);
  text-align: center;
  background:
    radial-gradient(120% 90% at 50% -10%, rgba(91, 140, 255, 0.18), transparent 65%),
    radial-gradient(80% 60% at 92% 10%, rgba(94, 234, 212, 0.14), transparent 70%),
    radial-gradient(75% 65% at 12% 88%, rgba(245, 158, 11, 0.12), transparent 70%),
    var(--ty-bg);
  position: relative;
  isolation: isolate;
}

.ty::before {
  content: "";
  position: absolute;
  inset: clamp(0.5rem, 3vw, 1.5rem);
  background: var(--ty-surface);
  border-radius: clamp(1.25rem, 4vw, 2.5rem);
  border: 1px solid var(--ty-surface-border);
  box-shadow: var(--ty-shadow);
  pointer-events: none;
  z-index: -1;
}

.ty-hero {
  display: grid;
  gap: clamp(1.25rem, 3vw, 1.75rem);
  justify-items: center;
  margin: 0 auto;
  max-width: 64ch;
}

.ty .envelope {
  width: min(21rem, 70vw);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ty .env {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  animation: ty-bob 6s ease-in-out infinite;
}

.ty .env__body {
  position: absolute;
  inset: 28% 6% 10%;
  border-radius: clamp(0.75rem, 2.5vw, 1.1rem);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(226, 232, 240, 0.92)),
    linear-gradient(135deg, rgba(91, 140, 255, 0.18), rgba(45, 61, 99, 0.12));
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 22px 45px rgba(8, 15, 35, 0.28);
}

.ty .env__flap {
  position: absolute;
  inset: 0;
  clip-path: polygon(0 0, 100% 0, 50% 68%);
  border-radius: clamp(0.8rem, 2.5vw, 1.25rem) clamp(0.8rem, 2.5vw, 1.25rem) 0 0;
  background: var(
    --flap-bg,
    linear-gradient(170deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.88)),
    linear-gradient(130deg, rgba(91, 140, 255, 0.28), rgba(91, 140, 255, 0.05))
  );
  box-shadow: var(--flap-shadow, 0 14px 26px rgba(15, 23, 42, 0.22));
  transform-origin: top center;
  animation: ty-flap 6s ease-in-out infinite;
}

/* State overrides — MUST appear after the base rule above */
.ty.is-ok {
  --ty-accent: var(--ty-accent-ok);
  --ty-ring: var(--ty-ring-ok);
  --flap-bg: linear-gradient(170deg, rgba(255, 255, 255, 0.95), rgba(240, 253, 244, 0.9)),
             linear-gradient(130deg, rgba(34, 197, 94, 0.25), rgba(34, 197, 94, 0.06));
  --flap-shadow: 0 14px 26px rgba(15, 23, 42, 0.18);
}

.ty.is-queued {
  --ty-accent: var(--ty-accent-queued);
  --ty-ring: var(--ty-ring-queued);
  --flap-bg: linear-gradient(170deg, rgba(255, 255, 255, 0.95), rgba(252, 240, 223, 0.9)),
             linear-gradient(130deg, rgba(245, 158, 11, 0.3), rgba(245, 158, 11, 0.08));
  --flap-shadow: 0 14px 30px rgba(245, 158, 11, 0.23);
}

.ty .env__letter {
  position: absolute;
  inset-inline: 10%;
  bottom: 12%;
  height: 60%;
  border-radius: clamp(0.9rem, 2.4vw, 1.3rem);
  background: linear-gradient(180deg, #ffffff, #f8fafc);
  box-shadow: 0 20px 38px rgba(15, 23, 42, 0.26);
  transform: translateY(16%);
  animation: ty-letter 6s ease-in-out infinite;
  overflow: hidden;
}

.ty .env__letter::before {
  content: "";
  position: absolute;
  top: clamp(0.9rem, 2.2vw, 1.3rem);
  inset-inline: clamp(1.1rem, 3vw, 1.8rem); 
  height: clamp(0.25rem, 0.8vw, 0.32rem);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--ty-accent), transparent 85%);
  opacity: 0.8;
}

.ty .env__letter::after {
  content: "";
  position: absolute;
  inset-inline: clamp(1.1rem, 3vw, 1.8rem);
  top: clamp(2.3rem, 5vw, 3rem);
  height: clamp(2.4rem, 7vw, 3.6rem);
  border-radius: 0.85rem;
  border: 1px dashed rgba(148, 163, 184, 0.35);
  background: linear-gradient(180deg, rgba(241, 245, 249, 0.6), rgba(255, 255, 255, 0));
}

.ty .env__shadow {
  position: absolute;
  inset-inline: 18%;
  bottom: 0;
  height: 18%;
  background: radial-gradient(ellipse at center, rgba(12, 20, 38, 0.25), transparent 70%);
  transform: translateY(40%);
  filter: blur(12px);
  animation: ty-shadow 6s ease-in-out infinite;
}

.ty-title {
  font-size: clamp(2.1rem, 5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: 0.015em;
  margin: 0;
}

.ty-sub {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  margin: 0;
  color: var(--ty-muted);
}

.ty-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(0.75rem, 2vw, 1.25rem);
}

.ty-actions .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: clamp(12rem, 35vw, 15rem);
  padding: clamp(0.85rem, 2.4vw, 1rem) clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 600;
  border-radius: 0.85rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ty-actions .btn:hover {
  transform: translateY(-2px);
}

.ty-actions .btn:focus-visible {
  outline: none;
  box-shadow: var(--ty-ring);
}

.ty .btn--ghost {
  background: transparent;
  border: 1px solid rgba(148, 163, 184, 0.45);
  color: var(--ty-text);
}

.ty .btn--ghost:hover {
  background: rgba(148, 163, 184, 0.12);
}

.ty .btn--ghost:active {
  background: rgba(148, 163, 184, 0.18);
}

.ty-note {
  max-width: 52ch;
  margin: 0 auto;
  color: var(--ty-muted);
  font-size: clamp(0.95rem, 2vw, 1.05rem);
}

.ty-note p {
  margin: 0;
}

@keyframes ty-bob {
  0%, 100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, -8px, 0);
  }
}

@keyframes ty-flap {
  0%, 100% {
    transform: rotateX(0deg);
  }
  50% {
    transform: rotateX(22deg);
  }
}

@keyframes ty-letter {
  0%, 100% {
    transform: translateY(16%);
  }
  50% {
    transform: translateY(2%);
  }
}

@keyframes ty-shadow {
  0%, 100% {
    transform: translateY(40%) scaleX(1);
    opacity: 0.9;
  }
  50% {
    transform: translateY(40%) scaleX(1.1);
    opacity: 0.7;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ty .env,
  .ty .env__flap,
  .ty .env__letter,
  .ty .env__shadow {
    animation: none !important;
  }
  .ty .env__letter {
    transform: translateY(0);
  }
}

@media (max-width: 640px) {
  .ty {
    padding: clamp(2rem, 10vw, 3rem) clamp(1rem, 6vw, 1.8rem);
  }
  .ty-actions .btn {
    min-width: min(100%, 17rem);
  }
}

[dir="rtl"] .ty-actions {
  direction: rtl;
}

[dir="rtl"] .ty .env__letter::before,
[dir="rtl"] .ty .env__letter::after {
  inset-inline: clamp(1.1rem, 3vw, 1.8rem);
}

/* Guard block - keep flap's shape and look */
.ty .env__flap {
  border-radius: clamp(0.8rem, 2.5vw, 1.25rem) clamp(0.8rem, 2.5vw, 1.25rem) 0 0 !important;
  background: var(
    --flap-bg,
    linear-gradient(170deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.88)),
    linear-gradient(130deg, rgba(91, 140, 255, 0.28), rgba(91, 140, 255, 0.05))
  ) !important;
  box-shadow: var(--flap-shadow, 0 14px 26px rgba(15, 23, 42, 0.22)) !important;
}