/* ============================================
   回忆地图 — Lock Screen
   樱花粉全屏 · iOS风格 · 毛玻璃 · 温暖治愈
   ============================================ */

.lock-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #FFF0F5 0%, #FFF8FA 30%, #FFE4ED 60%, #FFF8FA 100%);
  position: relative;
  overflow: hidden;
}

/* Decorative floating blobs */
.lock-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.lock-bg__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: floatUpDown 6s ease-in-out infinite;
}
.lock-bg__blob--1 {
  width: 300px; height: 300px;
  background: var(--color-primary-light);
  top: -50px; right: -80px;
  animation-delay: 0s;
}
.lock-bg__blob--2 {
  width: 250px; height: 250px;
  background: var(--color-accent-light);
  bottom: -60px; left: -60px;
  animation-delay: 3s;
}
.lock-bg__blob--3 {
  width: 200px; height: 200px;
  background: var(--color-primary-light);
  top: 40%; left: 50%;
  animation-delay: 1.5s;
}

/* Lock container */
.lock-container {
  position: relative;
  z-index: 1;
  display: flex;
  gap: var(--space-xxl);
  align-items: center;
  max-width: 900px;
  width: 90%;
}

/* Left side: lock form — frosted glass card */
.lock-form {
  flex: 1;
  text-align: center;
  padding: var(--space-xxl) var(--space-xl);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-2xl);
  box-shadow: 0 8px 32px rgba(255, 111, 174, 0.08);
  transition: transform 0.3s ease;
}
.lock-form__icon {
  font-size: 52px;
  margin-bottom: var(--space-base);
  animation: floatUpDown 3s ease-in-out infinite;
}
.lock-form__title {
  font-size: var(--font-display-lg);
  font-weight: var(--weight-bold);
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}
.lock-form__subtitle {
  font-size: var(--font-body-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}
.lock-form__error {
  font-size: var(--font-caption-sm);
  color: var(--color-error);
  margin-top: var(--space-md);
  min-height: 20px;
}

/* PIN dots */
.lock-pin-dots {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-xl);
}
.lock-pin-dot {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid var(--color-border-strong);
  background: transparent;
  transition: all var(--transition-fast);
}
.lock-pin-dot--filled {
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: scale(1.15);
  box-shadow: 0 0 12px rgba(255, 111, 174, 0.3);
}
.lock-pin-dot--error {
  background: var(--color-error);
  border-color: var(--color-error);
}

/* NumPad */
.numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  max-width: 240px;
  margin: 0 auto;
}
.numpad-btn {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  font-size: var(--font-display-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink);
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--color-hairline-soft);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}
.numpad-btn:hover {
  background: rgba(255, 111, 174, 0.08);
}
.numpad-btn:active {
  transform: scale(0.95);
  background: rgba(255, 111, 174, 0.15);
}
.numpad-btn--empty {
  background: transparent;
  border: none;
  pointer-events: none;
}
.numpad-btn--delete {
  font-size: var(--font-body-sm);
  color: var(--color-muted);
}

/* Right side: hero photo grid */
.lock-hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
}
.lock-hero__title {
  font-size: var(--font-display-xl);
  font-weight: var(--weight-bold);
  color: var(--color-ink);
  text-align: center;
  line-height: 1.3;
  letter-spacing: -0.02em;
}
.lock-hero__subtitle {
  font-size: var(--font-body-md);
  color: var(--color-muted);
  text-align: center;
}
.lock-hero__photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  width: 100%;
  max-width: 300px;
}
.lock-hero__photo {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  background: var(--color-surface-soft);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.lock-hero__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Wrong PIN shake */
.lock-form--shake {
  animation: shake 0.5s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

/* Responsive */
@media (max-width: 744px) {
  .lock-container {
    flex-direction: column;
    gap: var(--space-lg);
  }
  .lock-hero {
    display: none;
  }
}