/* ============================================================
   A Little Love — Refined Pastel Edition (Pink)
   ============================================================ */

:root {
  /* Surfaces */
  --bg:           #fdf0f5;
  --bg-deep:      #fbe3ea;
  --card:         #ffffff;
  --card-border:  #ffeef3;

  /* Pink family */
  --rose-50:      #fff5f8;
  --rose-100:     #ffeef3;
  --rose-200:     #ffd6e0;
  --rose-300:     #f7a8b8;
  --rose-400:     #ff85a2;
  --rose-500:     #ff527b;
  --rose-600:     #e63e66;

  /* Flap + envelope accents */
  --flap:         #ff9ebb;
  --envelope:     #f7a8b8;

  /* Warm gold */
  --gold-100:     #fdf3d9;
  --gold-300:     #efcd78;
  --gold-500:     #ffbe0b;
  --gold-700:     #a37a2b;

  /* Ink */
  --ink:          #4a3e3d;
  --ink-soft:     #6b5a58;
  --ink-muted:    #9c8b8a;
  --ink-whisper:  #c8bcbb;

  /* Accent */
  --primary:      var(--rose-400);
  --primary-dark: var(--rose-500);
  --primary-soft: var(--rose-100);

  /* Shadows */
  --shadow-sm:    0 2px 6px rgba(255, 82, 123, 0.08), 0 1px 2px rgba(255, 82, 123, 0.05);
  --shadow-md:    0 10px 24px rgba(255, 82, 123, 0.10), 0 3px 8px rgba(255, 82, 123, 0.06);
  --shadow-lg:    0 24px 60px rgba(255, 82, 123, 0.14), 0 8px 20px rgba(255, 82, 123, 0.07);
  --shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.9);

  /* Radii */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-pill: 999px;

  /* Easing */
  --ease:        cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Nunito', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 70% 40% at 50% 0%, rgba(255, 200, 220, 0.55), transparent 70%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(255, 220, 235, 0.45), transparent 70%);
  background-attachment: fixed;
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 24px 20px 80px;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button { font-family: inherit; }

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ============================================================
   Background decor
   ============================================================ */
.bg-decor {
  position: fixed;
  font-size: 24px;
  z-index: 0;
  opacity: 0.55;
  user-select: none;
  pointer-events: none;
  animation: float 6s ease-in-out infinite alternate;
  filter: saturate(1);
}

@keyframes float {
  0%   { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-16px) rotate(8deg); }
}

/* ============================================================
   Container
   ============================================================ */
.container {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  z-index: 10;
  position: relative;
}

/* ============================================================
   Audio toggle
   ============================================================ */
.audio-toggle {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 600;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--primary-dark);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease),
              background 0.3s var(--ease), box-shadow 0.3s var(--ease);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
}

.audio-toggle.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.audio-toggle:hover { background: #fff; box-shadow: var(--shadow-md); transform: translateY(-2px); }
.audio-toggle[aria-pressed="true"] .audio-icon {
  animation: audioPulse 1.6s ease-in-out infinite;
  display: inline-block;
}

@keyframes audioPulse {
  0%, 100% { transform: scale(1);   opacity: 1;   }
  50%      { transform: scale(1.2); opacity: 0.7; }
}

/* ============================================================
   Greeting screen
   ============================================================ */
#greetingScreen {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow: hidden;
  transition: opacity 0.7s var(--ease), visibility 0.7s var(--ease);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

#greetingScreen::before,
#greetingScreen::after {
  content: "";
  position: absolute;
  font-family: 'Grandstander', cursive;
  color: rgba(255, 82, 123, 0.1);
  pointer-events: none;
  user-select: none;
}

#greetingScreen::before {
  content: "♡";
  font-size: 200px;
  top: -60px;
  left: -50px;
  transform: rotate(-18deg);
}

#greetingScreen::after {
  content: "✦";
  font-size: 160px;
  right: -30px;
  bottom: -40px;
  transform: rotate(12deg);
}

#greetingScreen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.greeting-content {
  width: 100%;
  max-width: 460px;
  text-align: center;
  position: relative;
  z-index: 2;
  animation: greetingIn 1s var(--ease-out) both;
}

.greeting-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--rose-400);
  margin-bottom: 20px;
}

.greeting-seal {
  font-size: 56px;
  line-height: 1;
  margin-bottom: 12px;
  animation: sealBob 4s ease-in-out infinite;
  filter: drop-shadow(0 6px 14px rgba(255, 133, 162, 0.4));
}

@keyframes sealBob {
  0%, 100% { transform: scale(1)    rotate(-3deg); }
  50%      { transform: scale(1.05) rotate(3deg);  }
}

.greeting-content h1 {
  font-family: 'Grandstander', cursive;
  font-size: clamp(40px, 9vw, 58px);
  line-height: 1;
  color: var(--primary-dark);
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.greeting-note {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--r-lg);
  padding: 26px 24px;
  box-shadow: var(--shadow-md), var(--shadow-inset);
  margin-bottom: 22px;
  transform: rotate(-0.6deg);
  position: relative;
}

.greeting-note::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.045'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.7;
}

.greeting-note p {
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 1.75;
  position: relative;
  z-index: 1;
}

.greeting-note strong {
  color: var(--primary-dark);
  font-family: 'Grandstander', cursive;
  font-size: 18px;
  letter-spacing: 0.01em;
}

.greeting-subtitle {
  color: var(--ink-muted);
  font-size: 15px;
  line-height: 1.65;
  max-width: 340px;
  margin: 0 auto 28px;
  font-style: italic;
}

.greeting-open {
  background: linear-gradient(180deg, var(--rose-400) 0%, var(--rose-500) 100%);
  color: #fff;
  border: none;
  padding: 15px 32px;
  border-radius: var(--r-pill);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    0 10px 24px rgba(255, 82, 123, 0.4),
    0 3px 8px rgba(255, 82, 123, 0.28);
  transition: all 0.3s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.greeting-open:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    0 14px 32px rgba(255, 82, 123, 0.5),
    0 4px 10px rgba(255, 82, 123, 0.32);
}

.greeting-open:active { transform: translateY(0); }

.greeting-hint {
  margin-top: 16px;
  color: var(--ink-whisper);
  font-size: 12px;
  letter-spacing: 2px;
}

@keyframes greetingIn {
  from { opacity: 0; transform: translateY(24px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ============================================================
   View reveals
   ============================================================ */
#mainContent {
  display: none;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
  width: 100%;
}
#mainContent.show { display: block; opacity: 1; transform: translateY(0); }

#hubView {
  display: none;
  opacity: 0;
  transition: opacity 0.5s var(--ease-out);
  width: 100%;
}
#hubView.show { display: block; opacity: 1; }

#envelopeScreen {
  display: none;
  opacity: 0;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding-top: 40px;
  transition: opacity 0.5s var(--ease-out);
}
#envelopeScreen.show { display: flex; opacity: 1; }

.letter-container {
  display: none;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
  width: 100%;
}
.letter-container.show { display: block; opacity: 1; transform: translateY(0); }

/* ============================================================
   Hub
   ============================================================ */
.hub-header { text-align: center; margin: 40px 0 44px; }

.hub-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--rose-400);
  margin-bottom: 16px;
}

.hub-header h1 {
  font-family: 'Grandstander', cursive;
  font-size: clamp(30px, 6vw, 38px);
  color: var(--primary-dark);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.hub-header p {
  color: var(--ink-muted);
  margin-top: 12px;
  font-size: 15px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.hub-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 32px;
  padding: 4px 0 60px;
  min-height: 380px;
}

.hub-skeleton {
  width: 240px;
  height: 240px;
  border-radius: var(--r-lg);
  background: linear-gradient(90deg, var(--rose-100) 0%, var(--rose-50) 50%, var(--rose-100) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  opacity: 0.6;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.hub-item {
  text-align: center;
  cursor: pointer;
  opacity: 0;
  animation: hubItemIn 0.7s var(--ease-out) forwards;
}

.hub-item:nth-child(1)  { animation-delay: 0.05s; }
.hub-item:nth-child(2)  { animation-delay: 0.12s; }
.hub-item:nth-child(3)  { animation-delay: 0.19s; }
.hub-item:nth-child(4)  { animation-delay: 0.26s; }
.hub-item:nth-child(5)  { animation-delay: 0.33s; }
.hub-item:nth-child(6)  { animation-delay: 0.40s; }
.hub-item:nth-child(7)  { animation-delay: 0.47s; }
.hub-item:nth-child(8)  { animation-delay: 0.54s; }
.hub-item:nth-child(n+9){ animation-delay: 0.61s; }

@keyframes hubItemIn {
  from { opacity: 0; transform: translateY(18px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0)    scale(1);    }
}

.hub-item:hover .mini-env {
  transform: translateY(-3px) rotate(-1.5deg);
  box-shadow:
    0 22px 44px rgba(255, 82, 123, 0.22),
    0 6px 14px rgba(255, 82, 123, 0.12),
    var(--shadow-inset);
}

/* ============================================================
   Mini envelope (hub card)
   ============================================================ */
.mini-env {
  width: 240px;
  height: 170px;
  position: relative;
  margin: 0 auto;
  border-radius: 0 0 var(--r-md) var(--r-md);
  background: linear-gradient(180deg, var(--envelope) 0%, #e88b9e 100%);
  box-shadow: var(--shadow-md), var(--shadow-inset);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
  overflow: hidden;
}

.mini-env::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  opacity: 0.7;
  pointer-events: none;
  mix-blend-mode: multiply;
}

.mini-env::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, transparent 48%, rgba(255,255,255,0.28) 50%, transparent 52%),
    linear-gradient(-105deg, transparent 48%, rgba(0,0,0,0.06) 50%, transparent 52%);
  pointer-events: none;
  z-index: 1;
}

.mini-flap {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  border-left: 120px solid transparent;
  border-right: 120px solid transparent;
  border-top: 96px solid var(--flap);
  filter: drop-shadow(0 2px 3px rgba(255, 82, 123, 0.12));
  z-index: 2;
}

.mini-seal {
  position: absolute;
  top: 64px;
  left: 50%;
  transform: translateX(-50%);
  width: 52px;
  height: 52px;
  background: radial-gradient(circle at 35% 30%, var(--rose-500), var(--rose-600));
  border: 3px solid #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: 'Grandstander', cursive;
  font-size: 20px;
  font-weight: 800;
  z-index: 3;
  box-shadow:
    0 4px 12px rgba(255, 82, 123, 0.45),
    inset 0 -2px 4px rgba(0, 0, 0, 0.15),
    inset 0 2px 3px rgba(255, 255, 255, 0.3);
}

.mini-name {
  margin-top: 20px;
  font-family: 'Grandstander', cursive;
  font-weight: 800;
  color: var(--primary-dark);
  font-size: 21px;
  letter-spacing: -0.005em;
}

.mini-status {
  font-size: 12.5px;
  color: var(--ink-whisper);
  margin-top: 4px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.mini-status.opened {
  color: #2ecc71;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ============================================================
   Envelope screen
   ============================================================ */
.back-btn {
  background: var(--card);
  border: 1px solid var(--card-border);
  color: var(--primary-dark);
  padding: 9px 20px;
  border-radius: var(--r-pill);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  margin-bottom: 48px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.back-btn:hover {
  background: var(--rose-50);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.envelope-box {
  position: relative;
  width: 320px;
  height: 220px;
  border-radius: 0 0 var(--r-md) var(--r-md);
  cursor: pointer;
  transition: transform 0.45s var(--ease);
  perspective: 1200px;
  opacity: 0;
  animation: envelopeIn 0.9s var(--ease-out) 0.15s forwards;
}

@keyframes envelopeIn {
  from { opacity: 0; transform: translateY(28px) scale(0.95); }
  to   { opacity: 1; transform: translateY(0)    scale(1);    }
}

.envelope-box:hover { transform: translateY(-4px) scale(1.025); }

.envelope-shadow {
  position: absolute;
  inset: 12px -20px -30px -20px;
  background: radial-gradient(ellipse at center, rgba(255, 82, 123, 0.35), transparent 70%);
  filter: blur(24px);
  z-index: 0;
  pointer-events: none;
}

.envelope-box .pocket {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--envelope) 0%, #e88b9e 100%);
  border-radius: 0 0 var(--r-md) var(--r-md);
  z-index: 2;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    0 12px 28px rgba(255, 82, 123, 0.28);
  overflow: hidden;
}

.envelope-box .pocket::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.09'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
  opacity: 0.75;
}

.envelope-box .pocket::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, transparent 49.6%, rgba(255,255,255,0.18) 50%, transparent 50.4%),
    linear-gradient(-105deg, transparent 49.6%, rgba(0,0,0,0.05) 50%, transparent 50.4%);
  pointer-events: none;
}

.envelope-box .flap {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  border-left: 160px solid transparent;
  border-right: 160px solid transparent;
  border-top: 130px solid var(--flap);
  transform-origin: top;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1), filter 0.6s var(--ease);
  z-index: 5;
  filter: drop-shadow(0 3px 4px rgba(255, 82, 123, 0.15));
}

.envelope-box .flap::before {
  content: "";
  position: absolute;
  top: -130px;
  left: -160px;
  width: 0;
  height: 0;
  border-left: 160px solid transparent;
  border-right: 160px solid transparent;
  border-top: 130px solid rgba(255, 255, 255, 0.22);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
}

.letter-preview {
  position: absolute;
  bottom: 12px;
  left: 22px;
  width: 276px;
  height: 180px;
  background: linear-gradient(180deg, #ffffff 0%, #fffbf8 100%);
  border-radius: var(--r-sm);
  padding: 22px 20px;
  text-align: center;
  box-shadow:
    0 -2px 8px rgba(255, 82, 123, 0.08),
    0 0 24px rgba(255, 82, 123, 0.1);
  transition: transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 3;
  overflow: hidden;
}

.letter-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100' height='100' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  border-radius: inherit;
}

.letter-preview-rule {
  width: 36px;
  height: 1px;
  background: var(--rose-300);
  margin: 0 auto;
  opacity: 0.7;
}

.letter-preview h3 {
  font-family: 'Grandstander', cursive;
  color: var(--primary-dark);
  font-size: 20px;
  margin: 14px 0 6px;
  letter-spacing: -0.005em;
}

.letter-preview p {
  font-size: 12.5px;
  color: var(--ink-muted);
  margin-bottom: 14px;
  font-style: italic;
}

.envelope-box .seal {
  position: absolute;
  top: 98px;
  left: 50%;
  transform: translateX(-50%);
  width: 58px;
  height: 58px;
  background: radial-gradient(circle at 35% 30%, var(--rose-400), var(--rose-500) 70%);
  border: 3px solid #fff;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-family: 'Grandstander', cursive;
  font-size: 22px;
  font-weight: 800;
  z-index: 6;
  box-shadow:
    0 6px 14px rgba(255, 82, 123, 0.45),
    inset 0 -3px 6px rgba(0, 0, 0, 0.15),
    inset 0 3px 5px rgba(255, 255, 255, 0.3);
  transition: transform 0.5s var(--ease), opacity 0.5s var(--ease);
}

.envelope-box .seal::after {
  content: "KLIK";
  position: absolute;
  bottom: -24px;
  font-family: 'Nunito', sans-serif;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 2px;
  background: #fff;
  color: var(--primary-dark);
  padding: 3px 10px;
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-sm);
  animation: sealHint 2s ease-in-out infinite;
}

@keyframes sealHint {
  0%, 100% { transform: translateY(0);    opacity: 0.85; }
  50%      { transform: translateY(-2px); opacity: 1;    }
}

.envelope-box.open .flap {
  transform: rotateX(180deg);
  filter: drop-shadow(0 -3px 4px rgba(255, 82, 123, 0.15));
  z-index: 1;
}

.envelope-box.open .seal {
  opacity: 0;
  transform: translateX(-50%) scale(0.4);
}

.envelope-box.open .letter-preview {
  transform: translateY(-170px) scale(1.04);
  z-index: 7;
}

.envelope-box.fade-out { animation: envOut 0.5s var(--ease) forwards; }

@keyframes envOut {
  to { opacity: 0; transform: scale(0.85) translateY(20px); pointer-events: none; }
}

/* ============================================================
   Letter cards
   ============================================================ */
.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--r-lg);
  padding: 42px 36px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md), var(--shadow-inset);
  overflow: hidden;
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.letter-container.show .card { opacity: 1; transform: translateY(0); }
.letter-container.show .card:nth-child(1) { transition-delay: 0.10s; }
.letter-container.show .card:nth-child(2) { transition-delay: 0.22s; }
.letter-container.show .card:nth-child(3) { transition-delay: 0.34s; }
.letter-container.show .card:nth-child(4) { transition-delay: 0.46s; }
.letter-container.show .card:nth-child(5) { transition-delay: 0.58s; }

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.045'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.8;
}

.card > * { position: relative; z-index: 1; }

.letter-header { text-align: center; margin-bottom: 32px; }

.letter-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--rose-400);
  margin-bottom: 14px;
}

.letter-header h1 {
  font-family: 'Grandstander', cursive;
  font-size: clamp(28px, 6vw, 34px);
  color: var(--primary-dark);
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 8px;
}

.letter-body {
  font-family: 'Nunito', sans-serif;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  text-align: left;
  min-height: 120px;
}

.letter-body p { margin-bottom: 18px; }

.type-cursor {
  display: inline-block;
  width: 2px;
  height: 1.05em;
  background: var(--primary-dark);
  vertical-align: text-bottom;
  animation: blink 0.85s step-end infinite;
  margin-left: 2px;
}

@keyframes blink { 50% { opacity: 0; } }

.skip-area { text-align: center; margin-top: 8px; }

.skip-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  letter-spacing: 0.02em;
  opacity: 0.8;
  transition: opacity 0.25s var(--ease);
}

.skip-btn:hover { opacity: 1; }

.letter-footer {
  text-align: center;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--rose-100);
}

.signoff {
  font-size: 13px;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.signature {
  font-family: 'Caveat', cursive;
  font-size: 42px;
  color: var(--primary-dark);
  cursor: pointer;
  display: inline-block;
  transition: transform 0.25s var(--ease-spring);
  letter-spacing: 0.01em;
  line-height: 1;
}

.signature:hover { transform: scale(1.06) rotate(-1deg); }

.secret-msg {
  display: none;
  margin-top: 20px;
  background: var(--gold-100);
  border: 1px dashed var(--gold-300);
  border-radius: var(--r-md);
  padding: 16px 20px;
  font-size: 14.5px;
  color: var(--gold-700);
  line-height: 1.6;
  font-weight: 600;
}

.secret-msg.show {
  display: block;
  animation: popIn 0.5s var(--ease-spring);
}

@keyframes popIn {
  0%   { transform: scale(0.85); opacity: 0; }
  100% { transform: scale(1);    opacity: 1; }
}

/* ============================================================
   Award card
   ============================================================ */
.award-card {
  text-align: center;
  background: linear-gradient(135deg, #fffaf0 0%, #fff1f5 100%);
  border: 2px dashed var(--gold-300);
}

.award-card::before { opacity: 0.5; }

.award-label {
  font-size: 11px;
  letter-spacing: 6px;
  color: var(--gold-700);
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.award-icon {
  font-size: 62px;
  margin: 8px 0 14px;
  animation: awardBounce 4.5s ease-in-out infinite;
  display: inline-block;
  filter: drop-shadow(0 6px 14px rgba(255, 190, 11, 0.4));
}

@keyframes awardBounce {
  0%, 100% { transform: scale(1)    rotate(-3deg); }
  50%      { transform: scale(1.05) rotate(3deg);  }
}

.award-title {
  font-family: 'Grandstander', cursive;
  font-size: 24px;
  color: var(--primary-dark);
  letter-spacing: -0.005em;
  margin-bottom: 8px;
}

.award-desc {
  font-size: 15px;
  color: var(--ink-soft);
  font-style: italic;
  line-height: 1.65;
  max-width: 380px;
  margin: 0 auto;
}

/* ============================================================
   Badges
   ============================================================ */
.gallery-title {
  font-family: 'Grandstander', cursive;
  text-align: center;
  font-size: 22px;
  color: var(--primary-dark);
  margin-bottom: 24px;
  letter-spacing: -0.005em;
}

.badges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 14px;
}

.badge-item {
  background: var(--rose-50);
  border: 1.5px dashed var(--rose-400);
  border-radius: var(--r-md);
  padding: 18px 14px;
  text-align: center;
  transition: all 0.3s var(--ease);
}

.badge-item:hover {
  transform: translateY(-4px);
  background: var(--rose-100);
  border-color: var(--rose-500);
  box-shadow: var(--shadow-sm);
}

.badge-icon {
  font-size: 28px;
  margin-bottom: 6px;
  line-height: 1;
}

.badge-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.01em;
}

/* ============================================================
   Polaroid carousel
   ============================================================ */
.carousel-wrap {
  position: relative;
  padding: 4px 46px;
}

.polaroid-track {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  scroll-snap-type: x proximity;
  padding: 22px 6px 26px;
  margin: 0 -6px;
  cursor: grab;
  user-select: none;
  -webkit-overflow-scrolling: touch;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.polaroid-track::-webkit-scrollbar { display: none; }
.polaroid-track:active { cursor: grabbing; }
.polaroid-track.dragging { scroll-snap-type: none; scroll-behavior: auto; }
.polaroid-track.dragging .polaroid { transition: none; }

.polaroid-track .polaroid {
  flex: 0 0 200px;
  scroll-snap-align: center;
  /* keep polaroid look */
  background: #fff;
  padding: 12px 12px 0;
  border-radius: 6px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 10px 24px rgba(255, 82, 123, 0.14),
    0 3px 6px rgba(255, 82, 123, 0.08);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
  will-change: transform;
}

.polaroid-track .polaroid:nth-child(odd)  { transform: rotate(-2.2deg); }
.polaroid-track .polaroid:nth-child(even) { transform: rotate(2.2deg);  }

.polaroid-track .polaroid:hover {
  transform: rotate(0) scale(1.04) translateY(-3px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 20px 40px rgba(255, 82, 123, 0.22),
    0 6px 12px rgba(255, 82, 123, 0.12);
  z-index: 5;
}

.polaroid img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 3px;
  background-color: var(--rose-100);
  filter: saturate(1.02) contrast(1.02);
  display: block;
  pointer-events: none;
  -webkit-user-drag: none;
}

.polaroid-caption {
  min-height: 42px;
  padding: 8px 4px 10px;
  font-family: 'Caveat', cursive;
  font-size: 17px;
  line-height: 1.15;
  color: var(--ink-soft);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Arrows */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--primary-dark);
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
  padding: 0 0 4px 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s var(--ease);
  z-index: 6;
}

.carousel-arrow.prev { left: 0; }
.carousel-arrow.next { right: 0; }

.carousel-arrow:hover:not(:disabled) {
  background: var(--rose-50);
  box-shadow: var(--shadow-md);
  transform: translateY(-50%) scale(1.08);
}

.carousel-arrow:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  box-shadow: none;
}

/* Dots */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--rose-200);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s var(--ease);
}

.carousel-dot:hover { background: var(--rose-300); }
.carousel-dot.active {
  background: var(--rose-500);
  width: 22px;
}

.carousel-hint {
  text-align: center;
  font-size: 12px;
  color: var(--ink-whisper);
  margin-top: 14px;
  letter-spacing: 0.04em;
}

.carousel-empty {
  flex: 0 0 100%;
  text-align: center;
  padding: 30px 20px;
  color: var(--ink-muted);
  font-style: italic;
}

/* ============================================================
   Action buttons
   ============================================================ */
.interactive-btn-area {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.love-btn {
  background: linear-gradient(180deg, var(--rose-400) 0%, var(--rose-500) 100%);
  color: #fff;
  border: none;
  padding: 15px 28px;
  border-radius: var(--r-pill);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    0 10px 24px rgba(255, 82, 123, 0.4),
    0 3px 8px rgba(255, 82, 123, 0.25);
  transition: all 0.3s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.love-btn:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    0 14px 30px rgba(255, 82, 123, 0.5),
    0 4px 10px rgba(255, 82, 123, 0.3);
}

.love-btn:active { transform: translateY(0); }

.love-btn.ghost {
  background: var(--card);
  color: var(--primary-dark);
  border: 1px solid var(--card-border);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    var(--shadow-sm);
}

.love-btn.ghost:hover {
  background: var(--rose-50);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    var(--shadow-md);
}

.letter-end-note {
  text-align: center;
  margin-top: 36px;
  font-size: 13px;
  color: var(--ink-whisper);
  letter-spacing: 0.06em;
}

.letter-end-note span { color: var(--rose-300); margin: 0 6px; }

/* ============================================================
   Back-to-top
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--card);
  color: var(--primary-dark);
  font-size: 18px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all 0.35s var(--ease);
  z-index: 400;
}

.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--rose-50); transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* ============================================================
   Floating hearts / cursor trail
   ============================================================ */
.floating-heart {
  position: fixed;
  font-size: 22px;
  pointer-events: none;
  animation: floatUp 2.1s ease-out forwards;
  z-index: 999;
  filter: drop-shadow(0 3px 6px rgba(255, 82, 123, 0.35));
}

.cursor-trail {
  position: fixed;
  pointer-events: none;
  z-index: 998;
  font-size: 13px;
  opacity: 0.75;
  animation: trailFade 0.95s ease-out forwards;
}

@keyframes trailFade {
  0%   { opacity: 0.85; transform: translate(-50%, -50%) scale(0.6); }
  100% { opacity: 0;    transform: translate(-50%, -80px) scale(1.05) rotate(18deg); }
}

@keyframes floatUp {
  0%   { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(-150px) scale(1.4); }
}

/* ============================================================
   Modal
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(74, 62, 61, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.modal-overlay.show { display: flex; animation: overlayIn 0.3s var(--ease); }

@keyframes overlayIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--r-lg);
  padding: 36px 30px 30px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg), var(--shadow-inset);
  animation: modalIn 0.45s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.modal::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
}

.modal > * { position: relative; z-index: 1; }

@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-eyebrow {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--rose-500);
  margin-bottom: 12px;
}

.modal h2 {
  font-family: 'Grandstander', cursive;
  color: var(--primary-dark);
  font-size: 22px;
  margin-bottom: 8px;
  letter-spacing: -0.005em;
}

.modal p.sub {
  font-size: 14px;
  color: var(--ink-muted);
  margin-bottom: 20px;
  line-height: 1.65;
}

.modal input {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--rose-200);
  border-radius: var(--r-md);
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  text-align: center;
  letter-spacing: 4px;
  color: var(--ink);
  background: var(--rose-50);
  outline: none;
  margin-bottom: 12px;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
  text-transform: uppercase;
}

.modal input::placeholder {
  color: var(--ink-whisper);
  letter-spacing: 3px;
  font-weight: 600;
}

.modal input:focus { border-color: var(--primary); background: #fff; }

.modal input.shake {
  animation: shake 0.45s var(--ease);
  border-color: var(--rose-500);
}

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

.modal .err {
  color: var(--rose-500);
  font-size: 12.5px;
  font-weight: 600;
  min-height: 18px;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.modal-btn {
  background: linear-gradient(180deg, var(--rose-400) 0%, var(--rose-500) 100%);
  color: #fff;
  border: none;
  padding: 14px 28px;
  border-radius: var(--r-pill);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  width: 100%;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    0 8px 20px rgba(255, 82, 123, 0.4);
  transition: all 0.3s var(--ease);
}

.modal-btn:hover {
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    0 12px 26px rgba(255, 82, 123, 0.5);
}

.modal .close-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--ink-muted);
  cursor: pointer;
  letter-spacing: 0.04em;
  font-weight: 600;
  opacity: 0.75;
  transition: opacity 0.25s var(--ease);
}

.modal .close-link:hover { opacity: 1; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 640px) {
  body { padding: 16px 14px 70px; }

  .bg-decor { font-size: 20px; opacity: 0.45; }

  .greeting-content h1 { font-size: 42px; }
  .greeting-note { padding: 22px 20px; }

  .hub-header { margin: 20px 0 32px; }
  .hub-grid { gap: 26px; }

  .mini-env { width: 210px; height: 150px; }
  .mini-flap {
    border-left-width: 105px;
    border-right-width: 105px;
    border-top-width: 84px;
  }
  .mini-seal { top: 56px; width: 48px; height: 48px; font-size: 18px; }
  .mini-name { font-size: 19px; }

  .envelope-box { width: 280px; height: 195px; }
  .envelope-box .flap {
    border-left-width: 140px;
    border-right-width: 140px;
    border-top-width: 114px;
  }
  .letter-preview { width: 240px; height: 156px; left: 20px; padding: 18px; }
  .letter-preview h3 { font-size: 17px; }
  .envelope-box .seal { top: 86px; width: 52px; height: 52px; font-size: 20px; }

  .card { padding: 30px 22px; border-radius: var(--r-md); }
  .letter-header h1 { font-size: 26px; }
  .letter-body { font-size: 15.5px; line-height: 1.8; }
  .signature { font-size: 36px; }

  .award-title { font-size: 20px; }
  .award-icon { font-size: 52px; }

  .gallery-title { font-size: 19px; }
  .badges-grid { grid-template-columns: repeat(2, 1fr); }

  /* Carousel mobile */
  .carousel-wrap { padding: 4px 40px; }
  .polaroid-track { gap: 16px; padding: 18px 6px 22px; }
  .polaroid-track .polaroid { flex: 0 0 78%; }
  .polaroid img { height: 200px; }
  .carousel-arrow { width: 34px; height: 34px; font-size: 20px; }
  .carousel-arrow.prev { left: -2px; }
  .carousel-arrow.next { right: -2px; }

  .love-btn { padding: 14px 22px; font-size: 14px; width: 100%; justify-content: center; }
  .interactive-btn-area { flex-direction: column; }

  .audio-toggle { top: 12px; right: 12px; width: 38px; height: 38px; font-size: 16px; }
  .back-to-top { bottom: 16px; right: 14px; width: 40px; height: 40px; }
}