@import url("https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;1,500&family=Inter:wght@400;500;600&display=swap");

:root {
  --ink: #fff9f4;
  --wine: #6d2335;
  --rose: #d9979e;
  --paper: #f4e8dc;
  --night: #160d12;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--night);
}

body {
  color: var(--ink);
  font-family: "Inter", sans-serif;
}

button {
  color: inherit;
  font: inherit;
}

.experience {
  min-height: 100svh;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 10%, rgba(217, 151, 158, 0.16), transparent 31%),
    radial-gradient(circle at 85% 80%, rgba(109, 35, 53, 0.35), transparent 35%),
    #160d12;
}

.welcome {
  position: fixed;
  z-index: 20;
  inset: 0;
  display: grid;
  place-content: center;
  padding: 32px;
  text-align: center;
  transition: opacity 1.2s ease, visibility 1.2s;
}

.welcome::before,
.welcome::after {
  position: absolute;
  width: 1px;
  height: 21vh;
  content: "";
  background: linear-gradient(transparent, rgba(255, 249, 244, 0.35), transparent);
  top: 0;
  left: 10%;
}

.welcome::after {
  inset: auto 10% 0 auto;
}

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

.welcome__glow {
  position: absolute;
  z-index: -1;
  inset: 50% auto auto 50%;
  width: min(72vw, 760px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 249, 244, 0.08);
  border-radius: 50%;
  box-shadow:
    0 0 0 80px rgba(255, 249, 244, 0.015),
    0 0 0 160px rgba(255, 249, 244, 0.01);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--rose);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.welcome h1 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(62px, 11vw, 148px);
  font-weight: 400;
  line-height: 0.76;
  letter-spacing: -0.045em;
}

.welcome h1 span {
  display: block;
  color: var(--paper);
  font-size: 0.85em;
  font-style: italic;
  margin-top: 0.28em;
}

.welcome__copy {
  margin: 42px 0 26px;
  color: rgba(255, 249, 244, 0.68);
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(19px, 2vw, 26px);
  font-style: italic;
}

.open-button {
  justify-self: center;
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 16px 24px;
  border: 1px solid rgba(255, 249, 244, 0.3);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: transform 0.25s ease, background 0.25s ease;
}

.open-button:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.open-button span {
  color: var(--rose);
  font-size: 22px;
}

.sound-note {
  margin-top: 18px;
  color: rgba(255, 249, 244, 0.38);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.slideshow {
  position: fixed;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1.2s ease;
}

.experience--started .slideshow {
  opacity: 1;
  pointer-events: auto;
}

.slideshow__blur {
  position: absolute;
  inset: -30px;
  background-position: center;
  background-size: cover;
  filter: blur(28px) brightness(0.45) saturate(0.7);
  transform: scale(1.08);
}

.slideshow__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  animation: reveal 1.5s ease both, breathe 10s ease-out both;
}

.slideshow__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 5, 8, 0.48), transparent 24%, transparent 68%, rgba(10, 5, 8, 0.78)),
    linear-gradient(90deg, rgba(10, 5, 8, 0.25), transparent 25%, transparent 75%, rgba(10, 5, 8, 0.25));
  pointer-events: none;
}

@keyframes reveal {
  from { opacity: 0; filter: blur(8px); }
  to { opacity: 1; filter: blur(0); }
}

@keyframes breathe {
  from { transform: scale(1.015); }
  to { transform: scale(1); }
}

.topbar {
  position: absolute;
  z-index: 2;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 34px;
}

.monogram {
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
  letter-spacing: 0.1em;
}

.monogram span {
  color: var(--rose);
  margin: 0 4px;
}

.letter-button {
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  background: rgba(17, 10, 14, 0.26);
  padding: 10px 16px;
  backdrop-filter: blur(12px);
  cursor: pointer;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.slide-nav {
  position: absolute;
  z-index: 2;
  bottom: 32px;
  left: 34px;
  display: flex;
  align-items: center;
  gap: 15px;
}

.slide-nav button,
.player button {
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  background: rgba(17, 10, 14, 0.34);
  backdrop-filter: blur(12px);
  cursor: pointer;
}

.slide-nav button {
  width: 42px;
  height: 42px;
  font-family: serif;
  font-size: 29px;
}

.slide-nav p {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.slide-nav p span {
  color: white;
  font-size: 12px;
}

.slide-nav p i {
  width: 24px;
  height: 1px;
  background: rgba(255, 255, 255, 0.4);
}

.progress {
  position: absolute;
  z-index: 2;
  right: 34px;
  bottom: 20px;
  left: 34px;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.18);
}

.progress span {
  display: block;
  height: 100%;
  background: var(--paper);
  transition: width 0.6s ease;
}

.player {
  position: absolute;
  z-index: 3;
  right: 34px;
  bottom: 40px;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 390px;
  padding: 11px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  background: rgba(17, 10, 14, 0.58);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.player__small,
.player__mute {
  width: 32px;
  height: 32px;
  font-size: 18px;
}

.player__play {
  width: 43px;
  height: 43px;
  background: var(--paper) !important;
  color: var(--wine);
  font-size: 13px;
}

.player__track {
  min-width: 0;
  flex: 1;
}

.player__track span,
.player__track small {
  display: block;
  color: rgba(255, 255, 255, 0.48);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.player__track strong {
  display: block;
  overflow: hidden;
  margin: 3px 0;
  font-family: "Cormorant Garamond", serif;
  font-size: 18px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.letter {
  position: fixed;
  z-index: 30;
  inset: 0;
  display: grid;
  visibility: hidden;
  place-items: center;
  padding: 24px;
  background: rgba(11, 6, 9, 0.78);
  opacity: 0;
  backdrop-filter: blur(15px);
  transition: opacity 0.45s ease, visibility 0.45s;
}

.letter--visible {
  visibility: visible;
  opacity: 1;
}

.letter__paper {
  width: min(100%, 650px);
  padding: clamp(45px, 8vw, 78px);
  border: 1px solid rgba(109, 35, 53, 0.2);
  background:
    linear-gradient(rgba(109, 35, 53, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 100% 31px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
  color: #321d24;
  text-align: center;
  transform: translateY(20px);
  transition: transform 0.45s ease;
}

.letter--visible .letter__paper {
  transform: translateY(0);
}

.letter__heart {
  display: block;
  color: var(--wine);
  font-size: 34px;
}

.letter .eyebrow {
  color: var(--wine);
  margin-top: 17px;
}

.letter h2 {
  margin: 0 0 28px;
  color: var(--wine);
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(58px, 10vw, 92px);
  font-style: italic;
  font-weight: 500;
  line-height: 0.9;
}

.letter__message {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.35;
}

.letter__signature {
  margin: 30px 0;
  color: var(--wine);
  font-family: "Cormorant Garamond", serif;
  font-size: 31px;
  font-style: italic;
}

.letter__paper button {
  min-height: 44px;
  border: 0;
  border-bottom: 1px solid rgba(109, 35, 53, 0.45);
  background: transparent;
  color: var(--wine);
  cursor: pointer;
  font-size: 11px;
  letter-spacing: 0.14em;
  padding: 6px 2px;
  text-transform: uppercase;
}

.letter__close {
  position: absolute;
  top: 24px;
  right: 28px;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-family: serif;
  font-size: 36px;
  min-width: 44px;
  min-height: 44px;
}

@media (max-width: 700px) {
  .welcome {
    padding: 24px;
  }

  .welcome h1 {
    font-size: clamp(58px, 18vw, 86px);
  }

  .topbar {
    padding: 22px 20px;
  }

  .player {
    right: 16px;
    bottom: 34px;
    left: 16px;
    min-width: 0;
  }

  .player__small {
    display: none !important;
  }

  .player__track strong {
    font-size: 16px;
  }

  .player__mute {
    width: 44px;
    height: 44px;
  }

  .slide-nav {
    right: 18px;
    bottom: 120px;
    left: 18px;
    justify-content: space-between;
  }

  .slide-nav p {
    order: 2;
  }

  .slide-nav button:first-child {
    order: 1;
  }

  .slide-nav button:last-child {
    order: 3;
  }

  .progress {
    right: 18px;
    bottom: 18px;
    left: 18px;
  }

  .letter__paper {
    padding: 45px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}