/* --------------------------------------------------------------------------
   Brief
   -------------------------------------------------------------------------- */
.letter-card {
  position: relative;
  width: min(640px, 100%);
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='p'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23p)' opacity='0.05'/%3E%3C/svg%3E"),
    linear-gradient(168deg, #f8f0e0 0%, var(--paper) 48%, var(--paper-warm) 100%);
  color: var(--ink);
  border-radius: 6px;
  box-shadow: var(--shadow-paper);
  padding: clamp(30px, 7vw, 56px) clamp(22px, 6vw, 50px);
  grid-area: 1 / 1;
  z-index: 2;
}

/* Feiner Stationery-Rahmen */
.letter-card::before {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(168, 123, 47, 0.35);
  border-radius: 3px;
  pointer-events: none;
}

.letter-card::after {
  content: "♥";
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.8rem;
  line-height: 1;
  color: var(--gold-deep);
  background: #f8f0e0;
  padding: 0 10px;
}

.letter-card--concealed {
  display: none;
}

/* Auftritt des Briefs */
.letter-card[data-letter] {
  opacity: 0;
  transform: translateY(46px) scale(0.965);
  transition: opacity 900ms ease 150ms, transform 1000ms var(--ease-romantic) 150ms;
}

.scene--letter-visible .letter-card[data-letter] {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.scene--instant .letter-card[data-letter] {
  transition: none;
}

.letter-card--static {
  opacity: 1;
  transform: none;
}

.letter-section {
  position: relative;
}

/* Zarte Trenner zwischen den Abschnitten */
.letter-section + .letter-section {
  margin-top: 26px;
  padding-top: 26px;
}

.letter-section + .letter-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 110px;
  height: 9px;
  background:
    radial-gradient(circle at 50% 50%, var(--gold-deep) 0 1.6px, transparent 2.1px),
    linear-gradient(90deg, transparent, rgba(168, 123, 47, 0.45) 25%, rgba(168, 123, 47, 0.45) 75%, transparent) 50% 50% / 100% 1px no-repeat;
}


/* Initiale des Briefs */
.letter-section--opening .intro::first-letter {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 3.1em;
  line-height: 0.85;
  float: left;
  margin: 0.04em 0.12em 0 0;
  color: var(--wax);
}

.closing {
  font-style: italic;
}

.signature {
  margin: 30px 0 0;
  font-family: var(--font-script);
  font-size: clamp(1.9rem, 7vw, 2.5rem);
  line-height: 1.3;
  color: #4c3146;
  transform: rotate(-2deg);
  transform-origin: left bottom;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* Dezenter Verweis auf die Gutscheine */
.letter-aside {
  margin: 34px 0 0;
  text-align: right;
}

.letter-aside__link {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 123, 47, 0.45);
  padding-bottom: 1px;
  transition: color 180ms ease, border-color 180ms ease;
}

.letter-aside__link:hover,
.letter-aside__link:focus-visible {
  color: var(--wax);
  border-color: var(--wax);
}

/* Sanftes Einblenden der Abschnitte */
.fade-up {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 800ms ease, transform 800ms var(--ease-romantic);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}