/* ==============================
🕒 1. Đồng hồ & Ngày tháng
============================== */
#clock-box {
  margin: 20px 0;
}

#clock {
  display: inline-block;
  background: #ffe5ec;
  border: 3px solid #ffb6c1;
  border-radius: 38px;
  padding: 26px 48px;
  box-shadow: 0 4px 28px rgba(255, 105, 180, 0.10);
  min-width: 320px;
  text-align: center;
  transition: box-shadow .3s, transform .2s;
}

#clock:hover {
  box-shadow: 0 8px 32px rgba(255, 105, 180, 0.17);
  transform: scale(1.02);
}

#clock date,
#clock time {
  display: inline;
  padding: 0 12px;
  font-weight: bold;
  font-size: 2rem;
  color: #ff3366;
}

/* ==============================
🧑‍🤝‍🧑 2. Thông tin avatar + tên
============================== */
#info {
  display: grid;
  gap: 20px;
  margin: 30px 0;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  justify-content: center;
  align-items: center;
}

#info .avt {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  border: 3px solid #ffb6c1;
  object-fit: cover;
  transition: transform .3s;
}

#info .avt:hover {
  transform: scale(1.1);
}

/* ==============================
✨ 3. Hiệu ứng chữ shine
============================== */
.shine-text {
  font-size: 30px;
  font-weight: bold;
  background: linear-gradient(120deg, #ff4d88 0%, #ff4d88 40%, #fff 48%, #ff4d88 56%, #ff4d88 100%);
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: shine 2s linear infinite;
}

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

/* ==============================
❤️ 4. Trái tim & ngày kỷ niệm
============================== */
.big-heart-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 38px 0 28px;
}

.big-heart {
  position: relative;
  font-size: 250px;
  color: #ff3366;
  animation: heartbeat 1.1s infinite cubic-bezier(0.6, 0, 0.4, 1);
  text-shadow: 0 6px 34px #ffb6c1, 0 0 42px #fff0f5;
  line-height: 1;
  width: 1em;
  height: 1em;
}

.big-heart::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-image: url("/Image/heart.svg");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: drop-shadow(0 6px 34px #ffb6c1)
          drop-shadow(0 0 42px #fff0f5);
}

.heart-date {
  position: absolute;
  top: 46%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.4rem;
  color: #fff;
  font-weight: bold;
  text-shadow: 0 3px 14px #ff4d88, 0 0 18px #ff4d88;
  animation: heart-date-beat 1.1s infinite cubic-bezier(0.6, 0, 0.4, 1);
}

@keyframes heartbeat {
  0%    { transform: scale(1); }
  10%   { transform: scale(1.18); }
  20%   { transform: scale(1.32); }
  30%   { transform: scale(1.22); }
  40%   { transform: scale(1); }
  50%   { transform: scale(1.15); }
  60%   { transform: scale(1.3); }
  70%   { transform: scale(1.18); }
  80%   { transform: scale(1); }
  100%  { transform: scale(1); }
}

@keyframes heart-date-beat {
  0%    { transform: translate(-50%, -50%) scale(1); }
  20%   { transform: translate(-50%, -50%) scale(1.13); }
  40%   { transform: translate(-50%, -50%) scale(1); }
  60%   { transform: translate(-50%, -50%) scale(1.12); }
  80%   { transform: translate(-50%, -50%) scale(1); }
  100%  { transform: translate(-50%, -50%) scale(1); }
}

/* ==============================
💌 5. Hộp tin nhắn
============================== */
.message-container {
  background: #ffe0e6;
  border-radius: 15px;
  padding: 30px 35px;
  margin: 60px auto 30px;
  max-width: 700px;
  text-align: center;
  font-size: 1.1em;
  line-height: 1.6;
  color: #4a4a4a;
  position: relative;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.08), 0 0 0 5px #ff9aa2;
}

.message-container::before {
  content: '';
  position: absolute;
  top: -15px;
  left: -15px;
  width: 45px;
  height: 45px;
  background: url('/Image/fav.png') no-repeat center/contain;
}

/* ==============================
🎵 6. Nhạc & Danh sách nhạc
============================== */
#music {
  margin: 20px auto;
  padding: 20px;
  border-radius: 50px;
  background: #fff0f5;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .1);
  text-align: center;
  max-width: 800px;
  border: 6px solid #ffccd9;
}

.controls {
  background: #ff85a2;
  padding: 10px;
  border-radius: 50px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, .15);
  border: 2px solid #ff99bb;
  margin-bottom: 10px;
}

#playlist-display {
  list-style: none;
  padding: 0;
  margin-top: 15px;
}

#playlist-display li {
  padding: 10px;
  border-radius: 50px;
  border-bottom: 1px solid #ffc0cb;
  font-size: 1rem;
  cursor: pointer;
  transition: .3s;
}

#playlist-display li:hover {
  background: #ffe6f0;
  color: #ec407a;
}

#playlist-display li.active {
  background: #ff4d88;
  color: #fff;
  font-weight: bold;
}

/* ==============================
📜 7. Hero section & tiêu đề
============================== */
.hero-section {
  background: linear-gradient(145deg, #ffdde9, #ffe6f0);
  padding: 100px 20px 80px;
  text-align: center;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(255, 105, 180, 0.2);
  margin-top: 10px;
  position: relative;
  overflow: hidden;
}

.hero-section h1 {
  font-size: 3.5rem;
  color: #ff4d88;
  margin-bottom: 15px;
  z-index: 1;
  position: relative;
  animation: floatUp 1.8s ease forwards;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
  text-align: center;
}


.hero-section p {
  font-size: 1.5rem;
  color: #ff3366;
  z-index: 1;
  position: relative;
  animation: floatUp 2.4s ease forwards;
}

@keyframes floatUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==============================
🖼️ 8. Gallery hình ảnh
============================== */
.gallery-group {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.gallery-group img {
  width: calc(33.33% - 14px);
  border-radius: 15px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

.gallery-group img:hover {
  transform: scale(1.05);
}

/* 👉 Swiper Pagination */
.swiper-container {
  width: 100%;
  padding: 0 20px 60px;
}

/* Pagination */
.swiper-pagination-bullet {
  width: 14px;
  height: 14px;
  background: #ffc1d8;
  opacity: 0.6;
  border-radius: 50%;
  margin: 0 6px;
  transition: all 0.3s ease;
}
.swiper-pagination-bullet-active {
  background: #ff4d88;
  opacity: 1;
  transform: scale(1.4);
  box-shadow: 0 0 0 4px #ffe4f0;
}

/* ==============================
🎥 9. Video box
============================== */
.video-box {
  position: relative;
  display: flex;
  justify-content: center;
  margin: 60px auto;
  animation: dreamyZoomIn 2.8s ease-out both;
  overflow: visible;
}

/* Iframe video */
.video-box iframe {
  border-radius: 24px;
  box-shadow: 0 0 60px rgba(255, 192, 203, 0.25); /* Bóng hồng mềm */
  transition: transform 1s ease, box-shadow 1s ease;
  animation: subtleGlow 10s ease-in-out infinite;
}

/* Hover: chiếu sáng nhẹ nhàng */
.video-box iframe:hover {
  transform: scale(1.02);
  box-shadow: 0 0 80px rgba(255, 182, 193, 0.45);
}

/* Hiệu ứng xuất hiện phóng mờ */
@keyframes dreamyZoomIn {
  0% {
    opacity: 0;
    transform: scale(0.94) translateY(30px);
    filter: blur(5px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
    filter: blur(0);
  }
}

/* Hiệu ứng ánh sáng thay đổi nhẹ như sương mờ */
@keyframes subtleGlow {
  0%, 100% {
    box-shadow: 0 0 60px rgba(255, 192, 203, 0.25);
  }
  50% {
    box-shadow: 0 0 80px rgba(255, 182, 193, 0.35);
  }
}


/* ==============================
💬 10. Quote trích dẫn
============================== */
.quote {
  max-width: 760px;
  margin: 80px auto;
  font-size: 1.5rem;
  text-align: center;
  font-style: italic;
  color: #c2185b;
  padding: 20px;
  background: #fff0f5;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  animation: fadeIn 2s ease 0.6s both;
}

/* ==============================
🔗 11. Menu & navbar
============================== */
.navbar {
  position: fixed;
  width: 100%;
  top: 0;
  background: linear-gradient(90deg, #ffd6e0, #ffe3ed, #ffd6e0);
  box-shadow: 0 6px 24px rgba(255, 105, 180, 0.35);
  backdrop-filter: blur(6px);
  z-index: 1000;
  font-family: 'Quicksand', sans-serif;
  transition: background 0.3s ease;
  animation: fadeInDown 0.8s ease-out;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.7rem 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.nav-menu {
  list-style: none;
  display: flex;
  gap: 2rem;
  margin: 0;
  padding: 0;
  justify-content: center;
}

.nav-menu li a {
  color: #fd538c;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 10px;
  background: transparent;
  transition: background 0.3s ease, color 0.3s ease, transform 0.1s ease;
}

.nav-menu li a:hover {
  background: linear-gradient(135deg, rgba(255, 192, 203, 0.4), rgba(255, 182, 193, 0.5));
  color: #ad1457;
  box-shadow: 0 0 12px rgba(255, 105, 180, 0.4), 0 0 20px rgba(255, 182, 193, 0.3);
  transform: scale(1.05);
}

.nav-menu li a.active {
  background: linear-gradient(135deg, #ffc9da, #ffe2ec); /* ngọt hơn, gần màu navbar */
  color: #c2185b; /* hồng mận trầm – dễ đọc & nổi bật */
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(255, 105, 180, 0.3); /* bóng hồng nhẹ */
  transform: scale(1.05);
}

.menu-toggle {
  display: none;
}

.map-iframe-wrapper {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
}

.swiper-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 16px;
  color: #555;
  animation: fadeIn 1.5s ease-in-out;
}

.swipe-icon {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}