/* ============================================
   PASSWORD LOCK SCREEN
   Cute · Pastel · Glassmorphism · Premium
   ============================================ */

/* ---- Tokens ---- */
.pw-lock {
  --pw-pink: #FFD6E0;
  --pw-pink-deep: #FF8FAB;
  --pw-lavender: #E0C3FC;
  --pw-cream: #FFF8F0;
  --pw-blue: #C5DCFF;
  --pw-mint: #C8F7DC;
  --pw-text: #5C4B6B;
  --pw-text-light: #9B8AA8;
  --pw-white: #FFFFFF;
  --pw-card-shadow: 0 20px 60px rgba(92, 75, 107, 0.15);
  --pw-font-cute: 'Caveat', cursive;
  --pw-font-clean: 'Inter', sans-serif;
  --pw-success: #7EE08F;
  --pw-error: #FF6B6B;
}

/* ---- Full-Screen Overlay ---- */
.pw-lock {
  position: fixed;
  inset: 0;
  z-index: 9999999;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.pw-lock.is-dismissed {
  opacity: 0;
  transform: scale(1.08);
  pointer-events: none;
}

body.pw-lock-active {
  overflow: hidden !important;
}

/* ---- Animated Gradient Background ---- */
.pw-lock__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    #FDE2FF 0%,
    #E8D5F5 20%,
    #FFE4EE 40%,
    #D5E8FF 60%,
    #F0E6FF 80%,
    #FFE8F5 100%
  );
  background-size: 600% 600%;
  animation: pw-gradient-drift 16s ease infinite;
}

@keyframes pw-gradient-drift {
  0%   { background-position: 0% 50%; }
  25%  { background-position: 50% 0%; }
  50%  { background-position: 100% 50%; }
  75%  { background-position: 50% 100%; }
  100% { background-position: 0% 50%; }
}

/* ---- Floating Particles ---- */
.pw-lock__particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.pw-particle {
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif !important;
  position: absolute;
  opacity: 0;
  pointer-events: none;
  animation: pw-float linear infinite;
  will-change: transform, opacity;
}

@keyframes pw-float {
  0%   { transform: translateY(0) rotate(0deg) scale(0.4); opacity: 0; }
  10%  { opacity: 0.6; }
  80%  { opacity: 0.4; }
  100% { transform: translateY(-100vh) rotate(360deg) scale(1); opacity: 0; }
}

/* ---- Glassmorphism Card ---- */
.pw-lock__card {
  position: relative;
  z-index: 10;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-radius: 36px;
  border: 1.5px solid rgba(255, 255, 255, 0.65);
  box-shadow:
    var(--pw-card-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  padding: 48px 40px 40px;
  max-width: 420px;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  animation: pw-card-entry 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes pw-card-entry {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.92);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ---- Lock Icon ---- */
.pw-lock__icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FFE4F0 0%, #E8D0FF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(224, 195, 252, 0.35);
  animation: pw-lock-bob 3s ease-in-out infinite;
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pw-lock__icon.is-unlocked {
  background: linear-gradient(135deg, #C8F7DC 0%, #A8E6CF 100%);
  box-shadow: 0 8px 30px rgba(126, 224, 143, 0.4);
  animation: pw-lock-spin 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pw-lock__emoji {
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif !important;
  font-size: 2.2rem;
  display: block;
  line-height: 1;
}

@keyframes pw-lock-bob {
  0%, 100% { transform: translateY(0) rotate(-3deg); }
  50%      { transform: translateY(-6px) rotate(3deg); }
}

@keyframes pw-lock-spin {
  0%   { transform: rotate(0deg) scale(1); }
  50%  { transform: rotate(180deg) scale(1.2); }
  100% { transform: rotate(360deg) scale(1); }
}

/* ---- Typography ---- */
.pw-lock__title {
  font-family: var(--pw-font-cute);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--pw-text);
  margin: 0;
  line-height: 1.2;
}

.pw-lock__subtitle {
  font-family: var(--pw-font-clean);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--pw-text-light);
  margin: 0;
  letter-spacing: 0.03em;
}

/* ---- User Selection ---- */
.pw-lock__users {
  display: flex;
  gap: 20px;
  margin: 8px 0;
}

.pw-user {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.6);
  border: 2px solid rgba(224, 195, 252, 0.3);
  border-radius: 24px;
  padding: 20px 28px;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.pw-user::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(255, 143, 171, 0.15) 0%, rgba(224, 195, 252, 0.15) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.pw-user:hover::before {
  opacity: 1;
}

.pw-user:hover {
  transform: translateY(-4px) scale(1.05);
  border-color: rgba(255, 143, 171, 0.5);
  box-shadow: 0 12px 30px rgba(255, 143, 171, 0.2);
}

.pw-user.is-selected {
  border-color: var(--pw-pink-deep);
  background: linear-gradient(135deg, rgba(255, 214, 224, 0.6) 0%, rgba(224, 195, 252, 0.4) 100%);
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 12px 35px rgba(255, 143, 171, 0.3);
}

.pw-user.is-selected::before {
  opacity: 1;
}

.pw-user__avatar {
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif !important;
  font-size: 2.4rem;
  display: block;
  transition: transform 0.3s ease;
  animation: pw-avatar-idle 4s ease-in-out infinite;
}

.pw-user.is-selected .pw-user__avatar {
  animation: pw-avatar-bounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pw-user__name {
  font-family: var(--pw-font-cute);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--pw-text);
  position: relative;
  z-index: 1;
}

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

@keyframes pw-avatar-bounce {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.3) rotate(-5deg); }
  70%  { transform: scale(0.9) rotate(3deg); }
  100% { transform: scale(1) rotate(0deg); }
}

/* ---- Password Input Area ---- */
.pw-lock__input-area {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  animation: pw-slide-up 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.pw-lock__input-area.is-visible {
  display: flex;
}

@keyframes pw-slide-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pw-lock__greeting {
  font-family: var(--pw-font-cute);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--pw-text);
  margin: 0;
}

/* Input Wrapper */
.pw-lock__input-wrap {
  position: relative;
  width: 100%;
  max-width: 280px;
}

.pw-lock__input {
  width: 100%;
  padding: 16px 20px 16px 46px;
  font-family: var(--pw-font-clean);
  font-size: 1rem;
  font-weight: 500;
  color: var(--pw-text);
  background: rgba(255, 255, 255, 0.7);
  border: 2px solid rgba(224, 195, 252, 0.4);
  border-radius: 50px;
  outline: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  letter-spacing: 0.15em;
}

.pw-lock__input::placeholder {
  color: var(--pw-text-light);
  letter-spacing: 0.02em;
  font-weight: 400;
}

.pw-lock__input:focus {
  border-color: var(--pw-pink-deep);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 0 4px rgba(255, 143, 171, 0.15),
              0 4px 16px rgba(255, 143, 171, 0.1);
}

.pw-lock__input.is-error {
  border-color: var(--pw-error);
  animation: pw-shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97);
  box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.15);
}

.pw-lock__input.is-success {
  border-color: var(--pw-success);
  box-shadow: 0 0 0 4px rgba(126, 224, 143, 0.2);
}

.pw-lock__input-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1rem;
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif !important;
  pointer-events: none;
}

@keyframes pw-shake {
  0%, 100% { transform: translateX(0); }
  10%      { transform: translateX(-6px); }
  20%      { transform: translateX(6px); }
  30%      { transform: translateX(-6px); }
  40%      { transform: translateX(6px); }
  50%      { transform: translateX(-4px); }
  60%      { transform: translateX(4px); }
  70%      { transform: translateX(-2px); }
  80%      { transform: translateX(2px); }
}

/* ---- Unlock Button ---- */
.pw-lock__unlock-btn {
  font-family: var(--pw-font-clean);
  font-weight: 600;
  font-size: 1.05rem;
  border: none;
  cursor: pointer;
  border-radius: 50px;
  padding: 16px 48px;
  background: linear-gradient(135deg, #FF8FAB 0%, #E0C3FC 50%, #C5DCFF 100%);
  background-size: 200% 200%;
  color: white;
  box-shadow: 0 8px 25px rgba(255, 143, 171, 0.3);
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  animation: pw-btn-shimmer 4s ease infinite;
  text-shadow: 0 1px 2px rgba(92, 75, 107, 0.15);
}

.pw-lock__unlock-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 12px 35px rgba(255, 143, 171, 0.4);
}

.pw-lock__unlock-btn:active {
  transform: scale(0.96) !important;
}

@keyframes pw-btn-shimmer {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ---- Error Message ---- */
.pw-lock__error {
  font-family: var(--pw-font-clean);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--pw-error);
  margin: 0;
  min-height: 1.2em;
  transition: opacity 0.3s ease;
}

/* ---- Hint ---- */
.pw-lock__hint {
  font-family: var(--pw-font-cute);
  font-size: 1rem;
  color: var(--pw-text-light);
  margin: 0;
  opacity: 0.7;
}

/* ---- Success overlay sparkles ---- */
.pw-lock__success-burst {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  overflow: hidden;
}

.pw-sparkle {
  position: absolute;
  font-size: 1.4rem;
  opacity: 0;
  animation: pw-sparkle-burst 1.2s ease-out forwards;
}

@keyframes pw-sparkle-burst {
  0%   { opacity: 1; transform: translate(0, 0) scale(0.5); }
  50%  { opacity: 1; transform: translate(var(--dx), var(--dy)) scale(1.2); }
  100% { opacity: 0; transform: translate(calc(var(--dx) * 1.5), calc(var(--dy) * 1.5)) scale(0.3); }
}

/* ---- Mobile Responsive ---- */
@media (max-width: 480px) {
  .pw-lock__card {
    padding: 36px 24px 32px;
    border-radius: 28px;
    gap: 14px;
  }

  .pw-lock__title {
    font-size: 1.8rem;
  }

  .pw-lock__icon {
    width: 64px;
    height: 64px;
  }

  .pw-lock__emoji {
    font-size: 1.8rem;
  }

  .pw-lock__users {
    gap: 14px;
  }

  .pw-user {
    padding: 16px 22px;
    border-radius: 20px;
  }

  .pw-user__avatar {
    font-size: 2rem;
  }

  .pw-user__name {
    font-size: 1.1rem;
  }

  .pw-lock__input {
    padding: 14px 16px 14px 42px;
    font-size: 0.95rem;
  }

  .pw-lock__unlock-btn {
    padding: 14px 40px;
    font-size: 0.95rem;
  }
}

@media (max-width: 360px) {
  .pw-lock__card {
    padding: 28px 18px 24px;
    border-radius: 24px;
  }

  .pw-lock__title {
    font-size: 1.5rem;
  }

  .pw-user {
    padding: 14px 18px;
  }
}