@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;1,300;1,400&family=Montserrat:wght@200;300;400&display=swap');

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

body, html {
  height: 100%;
  overflow: hidden;
}

/* ── Full-screen deep wine background ── */
#stage {
  min-height: 100dvh;
  background: #2a0d19;
  background-image:
    repeating-linear-gradient(45deg,  rgba(201,169,110,0.04) 0px, rgba(201,169,110,0.04) 1px, transparent 1px, transparent 14px),
    repeating-linear-gradient(-45deg, rgba(201,169,110,0.04) 0px, rgba(201,169,110,0.04) 1px, transparent 1px, transparent 14px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* ════════════════ ENVELOPE ════════════════ */
#envelope-wrap {
  position: relative;
  z-index: 5;
  transition: transform 0.7s ease, opacity 0.7s ease;
}
#envelope-wrap.opened {
  transform: scale(0.85) translateY(40px);
  opacity: 0;
  pointer-events: none;
}

.envelope-body {
  width: 320px;
  height: 210px;
  background: #f5ece0;
  border-radius: 4px 4px 6px 6px;
  position: relative;
}

/* ── Four envelope faces ── */
.env-bottom {
  position: absolute;
  bottom: 0; left: 0;
  border-left: 160px solid transparent;
  border-right: 160px solid transparent;
  border-bottom: 120px solid #e8d8c0;
  z-index: 1;
}
.env-left {
  position: absolute;
  top: 0; left: 0;
  border-top: 105px solid transparent;
  border-bottom: 105px solid transparent;
  border-left: 145px solid #ede0cc;
  z-index: 2;
}
.env-right {
  position: absolute;
  top: 0; right: 0;
  border-top: 105px solid transparent;
  border-bottom: 105px solid transparent;
  border-right: 145px solid #e5d6c0;
  z-index: 2;
}

/* ── Top flap (folds back with CSS 3D) ── */
.env-top-flap {
  position: absolute;
  top: -2px; left: 0;
  z-index: 5;
  transform-origin: top center;
  transition: transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}
.env-top-flap.open {
  transform: rotateX(180deg) translateY(-2px);
}

/* ── Inner gold border ── */
.env-gold-border {
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(201,169,110,0.4);
  border-radius: 2px 2px 4px 4px;
  z-index: 3;
  pointer-events: none;
}

/* ── Wax seal button ── */
.wax-seal {
  position: absolute;
  bottom: -26px;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 56px;
  background: #5A182E;
  border-radius: 50%;
  border: 2px solid #c9a96e;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}
.wax-seal:hover {
  transform: translateX(-50%) scale(1.1);
  background: #6e1e37;
}

/* ── Letter peeking out of envelope ── */
#letter-peek {
  position: absolute;
  top: -90px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  width: 280px;
  background: #fdf8f0;
  border: 1px solid rgba(201,169,110,0.25);
  padding: 24px 24px 20px;
  text-align: center;
  z-index: 4;
  opacity: 0;
  transition: opacity 0.5s ease 0.6s, transform 0.6s ease 0.5s;
}
#letter-peek.revealed {
  opacity: 1;
  transform: translateX(-50%) translateY(-12px);
}
.letter-date {
  font-family: 'Montserrat', sans-serif;
  font-weight: 200;
  font-size: 9px;
  letter-spacing: 4px;
  color: #9a7a5a;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.letter-divider {
  width: 40px; height: 1px;
  background: #c9a96e;
  margin: 8px auto;
}
.letter-names {
  font-family: 'Cormorant Garamond', serif;
  font-size: 26px;
  font-weight: 300;
  color: #5A182E;
  letter-spacing: 1px;
}
.letter-names em { font-style: italic; color: #c9a96e; }
.letter-tagline {
  font-family: 'Montserrat', sans-serif;
  font-size: 8px;
  font-weight: 200;
  letter-spacing: 3px;
  color: #b09070;
  text-transform: uppercase;
  margin-top: 8px;
}

/* ── Hint label beneath seal ── */
.hint-text {
  margin-top: 48px;
  font-family: 'Montserrat', sans-serif;
  font-size: 9px;
  font-weight: 200;
  letter-spacing: 4px;
  color: rgba(201,169,110,0.65);
  text-transform: uppercase;
  z-index: 2;
  transition: opacity 0.4s ease;
}
.hint-text.hidden { opacity: 0; pointer-events: none; }

/* ════════════════ INVITATION CARD ════════════════ */
#invitation-card {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 32px;
  opacity: 0;
  pointer-events: none;
  z-index: 20;
  transition: opacity 0.8s ease 0.4s;
}
#invitation-card.visible {
  opacity: 1;
  pointer-events: all;
}
.inv-ornament {
  font-family: 'Cormorant Garamond', serif;
  color: #c9a96e;
  font-size: 18px;
  letter-spacing: 8px;
  margin-bottom: 18px;
}
.inv-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 200;
  font-size: 9px;
  letter-spacing: 5px;
  color: rgba(201,169,110,0.7);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.inv-names {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(38px, 10vw, 58px);
  font-weight: 300;
  color: #f5ece0;
  letter-spacing: 2px;
  line-height: 1.15;
}
.inv-names em { font-style: italic; color: #c9a96e; }
.inv-divider {
  width: 60px; height: 1px;
  background: #c9a96e;
  margin: 20px auto;
  opacity: 0.6;
}
.inv-date {
  font-family: 'Montserrat', sans-serif;
  font-weight: 200;
  font-size: 10px;
  letter-spacing: 5px;
  color: rgba(201,169,110,0.8);
  text-transform: uppercase;
  margin-bottom: 32px;
}

/* ── Main CTA button ── */
.inv-btn {
  padding: 16px 48px;
  background: transparent;
  border: 1px solid #c9a96e;
  color: #c9a96e;
  font-family: 'Montserrat', sans-serif;
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 5px;
  text-transform: uppercase;
  cursor: pointer;
  min-width: 220px;
  min-height: 54px;   /* large touch target for mobile */
  transition: background 0.3s, color 0.3s;
}
.inv-btn:hover {
  background: #c9a96e;
  color: #2a0d19;
}