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

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("/img/yourname.jpg");
  background-size: cover;        
  background-position: center;   
  background-repeat: no-repeat;  
}

.container {
  width: 100%;
  max-width: 900px;
  padding: 20px;
}

.card {
  background: rgba(255, 255, 255, 0.7);
  border-radius: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  padding: 32px 28px 28px;
  position: relative;
  max-height: 500vh;
  overflow-y: auto;
  overflow-x: hidden;
}


@keyframes float {
  0%, 100% {
    transform: rotate(-45deg) translateY(0);
  }
  50% {
    transform: rotate(-45deg) translateY(-8px);
  }
}

.title {
  font-family: brush script mt, cursive;
  font-size: 25px;
  text-align: center;
  margin-bottom: 17px;
  color: #7e6a9d;
}

.subtitle {
  text-align: center;
  font-size: 33px;
  color: #777;
  margin-bottom: 15px;
  font-family: "Sacramento", cursive;
}

.line {
  width: 802px;
  height: 3px;
  background: linear-gradient(90deg, #273671, #ba8fa5);
  border-radius: 999px;
  margin: 0 auto 24px;
}

.letter {
  max-height: 420px;
  overflow-y: auto;
  padding-right: 4px;
}

.letter p {
  margin-bottom: 14px;
  line-height: 1.7;
  font-size: 15px;
  color: #444;
  text-align: justify;
}

.signature {
  justify-content: -end;
  display: flex;
  margin-top: 12px;
  text-align: right;
  font-family: "Sacramento", cursive;
  font-size: 25px;
  color: #e63950;
    .inline-img {
  width: 40px;
  height: 40px;
  vertical-align: middle;
}

}

.footer-note {
  margin-top: 108px;
  text-align: right;
  font-size: 12px;
  color: #888;
}

.open-wrapper {
  text-align: center;
  margin-bottom: 16px;
}

.open-btn {
  border: none;
  background: linear-gradient(179deg, #253871, #c28d99);
  color: #fff;
  padding: 10px 22px;
  font-size: 14px;
  border-radius: 999px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.2s ease;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.15);
}

.open-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.18);
}

#toggle {
  display: none;
}

#toggle:not(:checked) ~ .card .letter,
#toggle:not(:checked) ~ .card .signature,
#toggle:not(:checked) ~ .card .footer-note {
  max-height: 0;
  opacity: 0;
  transform: translateY(10px);
  overflow: hidden;
}

#toggle:checked ~ .card .letter,
#toggle:checked ~ .card .signature,
#toggle:checked ~ .card .footer-note {
  max-height: 600px;
  opacity: 1;
  transform: translateY(0);
  transition: all 0.4s ease;
}

#toggle:not(:checked) ~ .card .open-btn-text-open {
  display: inline;
}

#toggle:not(:checked) ~ .card .open-btn-text-close {
  display: none;
}

#toggle:checked ~ .card .open-btn-text-open {
  display: none;
}

#toggle:checked ~ .card .open-btn-text-close {
  display: inline;
}

@media (max-width: 600px) {
  .card {
    padding: 24px 18px 20px;
  }

  .title {
    font-size: 32px;
  }

  .heart {
    width: 90px;
    height: 90px;
  }

  .heart::before,
  .heart::after {
    width: 90px;
    height: 90px;
  }

  .heart::before {
    top: -45px;
  }

  .heart::after {
    left: 45px;
  }
}

.audio-wrapper {
  margin-top: 24px;
}

.audio-label {
  font-size: 13px;
  color: #777;
 margin: 0 auto 8px;
  display: block;
  text-align: center;
}

.audio-btn {
  margin: 0 auto;
  width: 100%;
  max-width: 320px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: 999px;
  border: none;
  background: #f5f5f5;
  cursor: pointer;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.08);
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.audio-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
  background: #f0f0f0;
}

.audio-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1a275e, #656193);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
  flex-shrink: 0;
}

.audio-wave {
  display: flex;
  align-items: center;
  gap: 3px;
  flex: 1;
}

.audio-wave span {
  width: 4px;
  height: 12px;
  border-radius: 999px;
  background: #705f98;
  opacity: 0.7;
  animation: wave 1s infinite ease-in-out;
}

.audio-wave span:nth-child(2) {
  animation-delay: 0.1s;
}
.audio-wave span:nth-child(3) {
  animation-delay: 0.2s;
}
.audio-wave span:nth-child(4) {
  animation-delay: 0.3s;
}
.audio-wave span:nth-child(5) {
  animation-delay: 0.4s;
}

.audio-time {
  font-size: 12px;
  color: #666;
}

@keyframes wave {
  0%, 100% {
    height: 8px;
    opacity: 0.6;
  }
  50% {
    height: 18px;
    opacity: 1;
  }
}

.photo-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.photo-crop {
  width: 736px;
  height: 396px;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);

  background-image: url("img/pp2.jpg"); 
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center; 
}

.corner-photo {
  position: relative;
  top : -10px;
  left : 100px;
  transform: translate(290%, 50%);  
  width: 180px;
  height: 180px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.18);
  opacity: 0.9;
}
      


.corner-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.corner-top-left {
  top: 18px;
  left: 18px;
}

.corner-bottom-left {
  bottom: 60px;
  left: 20px;
}

.corner-bottom-right {
  bottom: 18px;
  right: 18px;
}


.nav-btn {
  position: relative;
  color: #7e6a9d;
  top : 120px;
  margin-top: 15px;
  text-align: center;
  font-family: "Sacramento", cursive;
  font-size : 20px;
  z-index: 20;
  display: inline-block;
  padding-left: 14px 22px;
}


#login {
  position: fixed;  
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("img/col2.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  text-align: center;
}

#login input {
  padding: 15px;
  font-size: 25px;
  margin: 5px 0;
  border-radius: 40px;
  border: 1px solid #ff4b6e;
  background: rgb(255, 255, 255, 0.800);
  outline: none;
  font-family: 'Sacramento', cursive;
  color: rgb(0, 0, 0);

  

}


#login button {
  padding: 10px 20px;
  border: none;
  border-radius: 999px;
  background: #ff4b6e;
  color: white;
  cursor: pointer;
  font-family: 'Sacramento', cursive;
  font-size: 25px;
}

#login button:hover {
  background: #e63950;
}

  .enter-btn {
  position: relative;
  padding: 14px 36px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff4d6d, #ff8fa3);
  color: white;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 10px 25px rgba(255, 77, 109, 0.4);
}

.enter-btn:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 15px 35px rgba(255, 77, 109, 0.6);
}

.enter-btn:active {
  transform: scale(0.96);
}

.enter-btn span {
  position: relative;
  z-index: 2;
}

.page {
  animation: fadeIn 0.6s ease forwards;
}

.page.exit {
  animation: fadeOut 0.5s ease forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.98);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
    transform: scale(1);
  }
  to {
    opacity: 0;
    transform: scale(1.02);
  }
}

.extra-content {
  margin-top: 40px;
  text-align: center;
  position: absolute;
  left: 5%;
  bottom: -100%;
  z-index: 10;
  display: none;
  
}

#toggle:checked ~ .card .extra-content {
  display: block;
}

.open-wrapper {
  position: sticky;
  bottom: 15px;
  left: 0;
  width: 100%;
  text-align: center;
  z-index: 5;
  background: rgba(255,255,255,0);
}

#toggle:checked ~ .card .open-wrapper {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  margin-bottom: 25px;
  margin-top: 20px;
}

.strong-1 {
  font-size: 15px;
  color: rgba(0, 0, 0, 01);
}

.strong-2 {
  font-size: 15px;
  color: rgba(0, 0, 0, 01);
}

.strong-3 {
  font-size: 15px;
  color: rgba(0, 0, 0, 01);
}

.letter {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.letter::-webkit-scrollbar {
  display: none;
}