/* Onboarding — 3-screen welcome flow */

.onboarding-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: obFadeIn .3s ease;
}

.onboarding-card {
  background: var(--tg-theme-bg-color, #fff);
  border-radius: 24px;
  padding: 32px 24px 24px;
  max-width: 420px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  color: var(--tg-theme-text-color, #000);
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  animation: obSlideUp .35s cubic-bezier(.16,1,.3,1);
  position: relative;
}

/* Step indicator dots */
.onboarding-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}
.onboarding-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tg-theme-hint-color, #ccc);
  transition: all .3s ease;
}
.onboarding-dot.active {
  width: 24px;
  border-radius: 4px;
  background: var(--tg-theme-button-color, #6366f1);
}

/* Title */
.onboarding-title {
  font-size: 22px;
  font-weight: 700;
  text-align: center;
  margin: 0 0 20px;
  line-height: 1.3;
}

/* Segment cards (screen 1) */
.ob-segments {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}
.ob-segment {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  border-radius: 16px;
  border: 2px solid var(--tg-theme-secondary-bg-color, #f0f0f0);
  background: var(--tg-theme-secondary-bg-color, #f8f8f8);
  cursor: pointer;
  transition: all .2s ease;
  -webkit-tap-highlight-color: transparent;
}
.ob-segment:hover {
  border-color: var(--tg-theme-button-color, #6366f1);
  transform: translateY(-1px);
}
.ob-segment.selected {
  border-color: var(--tg-theme-button-color, #6366f1);
  background: color-mix(in srgb, var(--tg-theme-button-color, #6366f1) 8%, transparent);
}
.ob-segment-icon {
  font-size: 28px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--tg-theme-bg-color, #fff);
  flex-shrink: 0;
}
.ob-segment-text {
  flex: 1;
}
.ob-segment-name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 2px;
}
.ob-segment-desc {
  font-size: 13px;
  color: var(--tg-theme-hint-color, #999);
  line-height: 1.3;
}

/* Interest chips (screen 2) */
.ob-interests {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 20px;
}
.ob-chip {
  padding: 10px 18px;
  border-radius: 24px;
  border: 2px solid var(--tg-theme-secondary-bg-color, #eee);
  background: var(--tg-theme-secondary-bg-color, #f8f8f8);
  font-size: 14px;
  cursor: pointer;
  transition: all .2s ease;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}
.ob-chip:hover {
  border-color: var(--tg-theme-button-color, #6366f1);
}
.ob-chip.selected {
  border-color: var(--tg-theme-button-color, #6366f1);
  background: color-mix(in srgb, var(--tg-theme-button-color, #6366f1) 12%, transparent);
  color: var(--tg-theme-button-color, #6366f1);
  font-weight: 600;
}

/* Explainer blocks (screen 3) */
.ob-explainers {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 20px;
}
.ob-explain {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border-radius: 14px;
  background: var(--tg-theme-secondary-bg-color, #f8f8f8);
}
.ob-explain-icon {
  font-size: 22px;
  width: 36px;
  text-align: center;
  flex-shrink: 0;
  line-height: 1.4;
}
.ob-explain-text h4 {
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 2px;
}
.ob-explain-text p {
  font-size: 13px;
  color: var(--tg-theme-hint-color, #888);
  margin: 0;
  line-height: 1.4;
}

/* Gift block */
.ob-gift {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(99,102,241,.08), rgba(168,85,247,.08));
  border: 1px solid color-mix(in srgb, var(--tg-theme-button-color, #6366f1) 20%, transparent);
  margin-bottom: 20px;
}
.ob-gift-icon {
  font-size: 28px;
  animation: obPulse 2s ease-in-out infinite;
}
.ob-gift-text {
  flex: 1;
}
.ob-gift-text strong {
  display: block;
  font-size: 15px;
  margin-bottom: 2px;
}
.ob-gift-text span {
  font-size: 13px;
  color: var(--tg-theme-hint-color, #888);
}

/* === Gift Reveal Animation === */
.ob-gift { position: relative; overflow: visible; }

.ob-gift.animated { animation: obGiftReveal .5s cubic-bezier(.34,1.56,.64,1) forwards; opacity: 0; }
@keyframes obGiftReveal {
  0%   { opacity: 0; transform: scale(.3) rotate(-8deg); }
  60%  { opacity: 1; transform: scale(1.08) rotate(2deg); }
  100% { opacity: 1; transform: scale(1) rotate(0deg); }
}

.ob-gift.animated .ob-gift-icon { animation: obGiftWiggle .6s .3s ease-in-out; }
@keyframes obGiftWiggle {
  0%, 100% { transform: rotate(0deg); }
  15%  { transform: rotate(-12deg); }
  30%  { transform: rotate(10deg); }
  45%  { transform: rotate(-8deg); }
  60%  { transform: rotate(6deg); }
  80%  { transform: rotate(-3deg); }
}

.ob-gift-counter { display: inline-block; font-weight: 700; font-size: 17px; color: var(--tg-theme-button-color, #6366f1); }
.ob-gift-counter.pulse { animation: obCounterPulse .4s ease; }
@keyframes obCounterPulse {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.5); }
  100% { transform: scale(1); }
}

.ob-gift.animated .ob-gift-text strong {
  background: linear-gradient(90deg, var(--tg-theme-text-color, #000) 0%, var(--tg-theme-button-color, #6366f1) 45%, var(--tg-theme-text-color, #000) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: obShimmer 1.2s .4s ease forwards;
}
@keyframes obShimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.ob-sparkle { position: absolute; width: 6px; height: 6px; border-radius: 50%; pointer-events: none; opacity: 0; }
.ob-sparkle.go { animation: obSpark .8s ease-out forwards; }
@keyframes obSpark {
  0% { opacity: 1; transform: translate(0,0) scale(1); }
  70% { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--sx), var(--sy)) scale(0); }
}

/* Primary button */
.ob-btn {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 14px;
  background: var(--tg-theme-button-color, #6366f1);
  color: var(--tg-theme-button-text-color, #fff);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .2s, transform .1s;
  -webkit-tap-highlight-color: transparent;
}
.ob-btn:active {
  transform: scale(.98);
  opacity: .9;
}
.ob-btn:disabled {
  opacity: .4;
  cursor: default;
  transform: none;
}


/* Slide transitions */
.ob-screen {
  animation: obSlideIn .25s ease;
}
.ob-screen-exit {
  animation: obSlideOut .2s ease forwards;
}

/* Animations */
@keyframes obFadeIn {
  from { opacity: 0 }
  to { opacity: 1 }
}
@keyframes obSlideUp {
  from { opacity: 0; transform: translateY(30px) }
  to { opacity: 1; transform: translateY(0) }
}
@keyframes obSlideIn {
  from { opacity: 0; transform: translateX(20px) }
  to { opacity: 1; transform: translateX(0) }
}
@keyframes obSlideOut {
  from { opacity: 1; transform: translateX(0) }
  to { opacity: 0; transform: translateX(-20px) }
}
@keyframes obPulse {
  0%, 100% { transform: scale(1) }
  50% { transform: scale(1.1) }
}

/* Desktop — шире карточка */
@media (min-width: 600px) {
  .onboarding-card {
    padding: 40px 36px 32px;
    max-width: 480px;
    border-radius: 28px;
  }
  .onboarding-title {
    font-size: 26px;
  }
  .ob-segments {
    gap: 14px;
  }
  .ob-segment {
    padding: 18px 20px;
  }
  .ob-chip {
    padding: 12px 22px;
    font-size: 15px;
  }
}