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

html,
body {
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
}


body {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Segoe UI', sans-serif;
  /*overflow: hidden;*/
  overflow-x: hidden;
  overflow-y: auto;
  height: 100vh;
  width: 100vw;
  position: relative;
  cursor: pointer;
  background-size: cover;
  background-position: 50% 50%;
  /* 30% ngang, 70% dọc */
  background-repeat: no-repeat;
  transition: background-image 1s ease-in-out;
}

canvas {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
}

.message {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: white;
  font-size: 18px;
  z-index: 10;
  transition: opacity 0.5s ease;
}

.hide {
  opacity: 0;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  /* Màu phủ đen 40% */
  z-index: -1;
}

#background-video {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  z-index: -2;
  filter: brightness(0.3);
  transition: transform 0.3s ease;
}

/*#cardContainer {
  transition: transform 0.3s ease-out, box-shadow 0.4s ease;
  will-change: transform;
  transform-style: preserve-3d;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25); /* tăng chiều sâu */
/*border-radius: 16px;
}

/* Hover: glow + slight lift */
/*#cardContainer:hover {
  transform: rotateY(8deg) rotateX(4deg) scale(1.02);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.4),
    0 0 20px rgba(0, 255, 200, 0.4);
}*/

/*.card-glow {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  padding: 10px;
  border-radius: 30px;
  box-shadow:
    0 0 10px #38bdf8,
    0 0 20px #f472b6,
    0 0 40px #4ade80;
  box-shadow:
    0 0 20px #818cf8,
    0 0 40px #facc15,
    0 0 80px #22d3ee;
animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    filter: drop-shadow(0 0 10px #38bdf8);
  }
  50% {
    filter: drop-shadow(0 0 20px #f472b6);
  }
}*/

#cardContainer {
  position: relative;
  border-radius: 16px;
  padding: 20px;
  background: rgba(0, 0, 0, 0.1);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
  transition: transform 0.3s ease-out, box-shadow 0.4s ease;
  will-change: transform;
  transform-style: preserve-3d;
  cursor: pointer;

  /* biến CSS cho vị trí chuột */
  --mouse-x: 50%;
  --mouse-y: 50%;

  /* biến cho màu cầu vồng */
  --color1: #38bdf8;
  --color2: #f472b6;
  --color3: #4ade80;
  --color4: #facc15;
  --color5: #818cf8;
  --color6: #22d3ee;

  /* Mặc định không hiện viền màu */
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.25);
}

#cardContainer:hover {
  transform: rotateY(8deg) rotateX(4deg) scale(1.02);
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.25),
    /* 6 vòng sáng theo chuột, giảm dần mờ dần to dần */
    /* Mỗi vòng có offset theo vị trí chuột */
    /* position tính theo phần trăm (về pixel sẽ tự động) */
    calc(var(--mouse-x) * 1%) calc(var(--mouse-y) * 1%) 8px 2px var(--color1),
    calc(var(--mouse-x) * 1.5%) calc(var(--mouse-y) * 1.5%) 16px 6px var(--color2),
    calc(var(--mouse-x) * 2%) calc(var(--mouse-y) * 2%) 24px 12px var(--color3),
    calc(var(--mouse-x) * 2.5%) calc(var(--mouse-y) * 2.5%) 36px 18px var(--color4),
    calc(var(--mouse-x) * 3%) calc(var(--mouse-y) * 3%) 48px 24px var(--color5),
    calc(var(--mouse-x) * 3.5%) calc(var(--mouse-y) * 3.5%) 60px 30px var(--color6);
}

/* Thêm glow nhẹ cho phần text bên trong */
.card-glow {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  padding: 10px;
  border-radius: 30px;
  box-shadow:
    0 0 10px #38bdf8,
    0 0 20px #f472b6,
    0 0 40px #4ade80;
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    filter: drop-shadow(0 0 10px #38bdf8);
  }

  50% {
    filter: drop-shadow(0 0 20px #f472b6);
  }
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  /* Chiếm toàn bộ chiều cao */
  width: 100vw;
  /* Chiếm toàn bộ chiều rộng */
  position: relative;
  z-index: 2;
  /* cao hơn video nền */
}

.card {
  position: relative;
  margin: 0 auto;
  /* Căn giữa theo chiều ngang */
  box-sizing: border-box;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(18px);
  border-radius: 25px;
  padding: 75px;
  text-align: center;
  width: 600px;
  max-width: 90vw;
}

.avatar {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  border: 4px solid white;
  box-shadow: 0 0 20px white;
  animation: spin 10s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0);
  }

  100% {
    transform: rotate(360deg);
  }
}

h2 {
  color: #fff;
  margin-top: 20px;
  font-size: 28px;
}

p {
  color: #cbd5e1;
  margin-top: 20px;
  font-size: 18px;
}

.socials {
  margin-top: 25px;
  display: flex;
  justify-content: center;
  gap: 25px;
}

.socials a {
  font-size: 30px;
  color: #fff;
  transition: transform 0.3s, color 0.3s;
}

.socials a:hover {
  color: #38bdf8;
  transform: scale(1.2);
}

.sound-control {
  position: absolute;
  bottom: 30px;
  right: 30px;
  z-index: 3;
}

.volume-wrapper {
  position: relative;
}

.volume-slider {
  position: absolute;
  bottom: 40px;
  right: -10px;
  transform: rotate(-90deg);
  width: 80px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.volume-wrapper:hover .volume-slider {
  opacity: 1;
}

.sound-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #fff;
  font-size: 24px;
  padding: 10px;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.3s;
}

.sound-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.ripple-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 999;
}

.ripple {
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  transform: scale(1);
  opacity: 1;
  animation: rippleEffect 0.8s ease-out forwards;
}

@keyframes rippleEffect {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }

  50% {
    transform: scale(15);
    opacity: 0.3;
  }

  100% {
    transform: scale(25);
    opacity: 0;
  }
}

.discord-profile-box {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 30px;
  padding: 24px;
  margin: 24px auto;
  width: 440px;
  max-width: 95%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
  transition: all 0.4s ease;
  cursor: pointer;
}


.discord-profile-box:hover {
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
  transform: translateY(-2px) scale(1.01);
}

.status-indicator {
  position: absolute;
  bottom: 0px;
  right: 0px;
  font-size: 20px;
  width: 28px;
  /* tăng size để viền rộng hơn */
  height: 28px;
  background: rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  backdrop-filter: blur(5px);
  /*box-shadow: 0 0 6px rgba(0, 0, 0, 0.3);*/
  border: 3px solid white;
  /* viền trắng dày hơn */
  color: transparent;
  /* ẩn icon mặc định, dùng JS đổi màu */
  transition:
    transform 0.3s ease,
    background 0.3s ease,
    box-shadow 0.3s ease,
    opacity 0.3s ease;
  cursor: default;
}

.status-dot {
  display: none;
  /* ẩn chấm nhỏ đi */
}

/* Animation when hovering entire profile */
.discord-profile-box:hover .status-indicator {
  transform: scale(1.15) rotate(3deg);
  background: rgba(0, 0, 0, 0.35);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.discord-info h3 {
  margin: 0;
  font-size: 18px;
  font-weight: bold;
  color: white;
  text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.discord-status {
  display: inline-block;
  margin-top: 4px;
  font-size: 13px;
  padding: 2px 10px;
  border-radius: 999px;
  font-weight: 500;
  transition: background 0.3s ease, color 0.3s ease;
}

.discord-status.online {
  color: #43b581;
}

.discord-status.idle {
  color: #faa61a;
}

.discord-status.dnd {
  color: #f04747;
}

.discord-status.offline {
  color: #747f8d;
}

.avatar-container {
  position: relative;
  width: 70px;
  /* bằng với avatar để dễ đặt status */
  height: 70px;
  margin-right: 16px;
  /* trùng với margin của avatar */
}

.discord-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  border: 3px solid white;
  box-shadow:
    0 0 8px rgba(255, 255, 255, 0.6),
    0 4px 6px rgba(0, 0, 0, 0.3);
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.3), transparent 70%);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}


.discord-avatar:hover {
  transform: scale(1.1) rotate(3deg);
  box-shadow:
    0 0 12px rgba(255, 255, 255, 0.8),
    0 6px 10px rgba(0, 0, 0, 0.4);
}

.thought-bubble {
  position: absolute;
  top: -40px;
  left: -30%;
  transform: translateX(-10%);
  background: #eef2f7;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 13px;
  color: #333;
  line-height: 1.4;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  max-width: 300px;
  /* rộng hơn cho ~30 ký tự mỗi dòng */
  min-width: 150px;
  z-index: 20;

  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: normal;
  word-break: break-word;

  transition: background 0.3s ease, box-shadow 0.3s ease;
  animation: bubbleFloat 3.2s ease-in-out infinite;

  /* Hiệu ứng glow nhẹ */
  box-shadow:
    0 2px 6px rgba(0, 0, 0, 0.15),
    0 0 8px rgba(94, 147, 255, 0.3);

  animation: bubbleFloat 3.2s ease-in-out infinite,
    glowPulse 4s ease-in-out infinite;

}

/* Chấm lớn trên */
.thought-dot.dot-top {
  position: absolute;
  width: 18px;
  /* To hơn */
  height: 18px;
  border-radius: 50%;
  background: #eef2f7;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  top: -10px;
  /* Nằm ngay dưới ghi chú, để bị ghi chú che 1 phần */
  right: 55px;
  /* Cạnh ghi chú */
  z-index: 5;
  animation: dotBounce 2.5s ease-in-out infinite;
}

/* Chấm nhỏ dưới */
.thought-dot.dot-bottom {
  position: absolute;
  width: 12px;
  /* Nhỏ hơn */
  height: 12px;
  border-radius: 50%;
  background: #eef2f7;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  top: 12px;
  /* Nằm ngay trên avatar */
  right: 62px;
  /* Nằm sát avatar hơn */
  z-index: 3;
  animation: dotBounce 2s ease-in-out infinite;
  animation-delay: 0.3s;
  /* Để chấm nhỏ chạy lệch pha cho tự nhiên */
}

/* Animations */
@keyframes bubbleFloat {

  0%,
  100% {
    transform: translateY(0);
    opacity: 1;
  }

  50% {
    transform: translateY(-4px);
    opacity: 0.85;
  }
}

@keyframes dotBounce {

  0%,
  100% {
    transform: translateY(0);
    opacity: 1;
  }

  50% {
    transform: translateY(-2px);
    opacity: 0.7;
  }
}

/* Khi hover thì tăng glow */
.thought-bubble:hover {
  box-shadow:
    0 4px 15px rgba(94, 147, 255, 0.6),
    0 0 30px rgba(94, 147, 255, 0.7);
  background: #f0f5ff;
  transition: box-shadow 0.4s ease, background 0.4s ease;
}

/* Các dot vẫn giữ như cũ, bạn có thể thêm chút glow nếu muốn */
.thought-dot.dot-top,
.thought-dot.dot-bottom {
  box-shadow:
    0 2px 6px rgba(0, 0, 0, 0.15),
    0 0 6px rgba(94, 147, 255, 0.4);
  transition: box-shadow 0.3s ease;
}

.thought-dot.dot-top:hover,
.thought-dot.dot-bottom:hover {
  box-shadow:
    0 4px 12px rgba(94, 147, 255, 0.7),
    0 0 18px rgba(94, 147, 255, 0.9);
}


@media (max-width: 768px) {
  .card {
    padding: 40px;
    width: 90%;
  }


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

  h2 {
    font-size: 22px;
  }

  p {
    font-size: 16px;
  }

  .socials a {
    font-size: 24px;
  }

  .discord-profile-box {
    width: 90%;
    padding: 16px;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .avatar-container {
    margin-right: 0;
    margin-bottom: 12px;
  }

  .discord-avatar {
    width: 60px;
    height: 60px;
  }

  .status-indicator {
    width: 22px;
    height: 22px;
  }

  .sound-control {
    bottom: 15px;
    right: 15px;
  }
}

/* Điều chỉnh background và layout cho thiết bị nhỏ */
@media (max-width: 768px) {

  /* Đảm bảo loa không bị che hoặc ra ngoài màn hình */
  .volume-button {
    bottom: 20px !important;
    right: 20px !important;
    scale: 1.2;
    /* Tăng nhẹ kích thước cho dễ bấm */
    z-index: 999;
  }
}

/* Khi thiết bị nhỏ (điện thoại), thu nhỏ video một chút */
@media (max-width: 768px) {
  #background-video {
    transform: scale(1);
    /* Nhỏ lại 5% */
  }
}

/* Nền mờ phủ toàn trang */
.message-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(40, 42, 54, 0.85);
  backdrop-filter: blur(8px);
  z-index: 998;
  cursor: pointer;
  animation: fadeInOverlay 0.3s ease forwards;
}

.message-overlay.hide {
  animation: fadeOutOverlay 0.3s ease forwards;
}

/* Popup chính giữa */
.message-popup {
  position: fixed;
  top: 50vh;
  left: 50vw;
  transform: translate(-50%, -50%) scale(1);
  background: linear-gradient(135deg, #282a36, #44475a);
  box-shadow: 0 0 15px rgba(88, 101, 242, 0.8);
  padding: 30px 25px;
  border-radius: 15px;
  width: 90%;
  max-width: 550px;
  /* max chiều ngang */
  max-height: 90vh;
  /* max chiều cao 80% viewport height */
  z-index: 999;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #f8f8f2;
  user-select: none;
  animation: popupShow 0.3s ease forwards;
}

/* Responsive cho thiết bị nhỏ */
@media screen and (max-width: 600px) {
  .message-popup {
    max-width: 90vw;
    max-height: 70vh;
    /* nhỏ hơn chút để vừa màn hình */
    padding: 20px 15px;
    width: 95vw;
  }
}

@media screen and (max-width: 360px) {
  .message-popup {
    max-width: 100vw;
    max-height: 60vh;
    /* giảm tiếp chiều cao */
    padding: 15px 10px;
    width: 100vw;
    border-radius: 10px;
  }
}

/* Nội dung bên trong */
.popup-content h3 {
  margin-bottom: 20px;
  font-weight: 600;
  text-align: center;
  color: #50fa7b;
  text-shadow: 0 0 8px #50fa7b;
}

/* Input và textarea */
.popup-content input,
.popup-content textarea {
  resize: none;
  width: 100%;
  background: #3b3e58;
  border: none;
  border-radius: 10px;
  padding: 12px 15px;
  margin-bottom: 15px;
  font-size: 15px;
  color: #f8f8f2;
  box-shadow: inset 0 0 8px rgba(255, 255, 255, 0.1);
  transition:
    box-shadow 0.3s ease,
    background-color 0.3s ease,
    transform 0.25s ease;
  position: relative;
  overflow: hidden;
}

.popup-content textarea {
  max-height: 150px;
  /* chiều cao tối đa */
  overflow-y: auto;
  /* cuộn dọc khi nội dung dài */
}

.popup-content input {
  /* giữ nguyên hoặc có thể để resize: none */
  resize: none;
  overflow: hidden;
  /* input không cần scroll */
}


/* Placeholder */
.popup-content input::placeholder,
.popup-content textarea::placeholder {
  color: #bfbfbf;
  font-style: italic;
  transition: color 0.3s ease;
}

/* Focus hiệu ứng */
.popup-content input:focus,
.popup-content textarea:focus {
  outline: none;
  background: #44475a;
  box-shadow:
    0 0 12px #6272a4,
    0 0 20px #6272a4aa;
  transform: scale(1.03);
  color: #f8f8f2;
}

/* Placeholder khi focus */
.popup-content input:focus::placeholder,
.popup-content textarea:focus::placeholder {
  color: #8fb3ff;
}

/* Button gửi */
.popup-content button {
  width: 100%;
  padding: 12px;
  background: #6272a4;
  border: none;
  border-radius: 12px;
  color: #f8f8f2;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  box-shadow: 0 0 10px #6272a4;
  transition:
    background-color 0.3s ease,
    box-shadow 0.3s ease,
    transform 0.2s ease;
  user-select: none;
}

/* Hover button */
.popup-content button:hover {
  background: #7083c6;
  box-shadow: 0 0 16px #7083c6, 0 0 24px #7083c6aa;
  transform: scale(1.05);
}

/* Thông báo trạng thái */
#formStatus {
  margin-top: 12px;
  font-size: 13px;
  text-align: center;
  min-height: 18px;
  color: #f8f8f2;
  user-select: text;
  text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.message-popup.hide {
  animation: popupHide 0.3s ease forwards;
}

/* Animation fade + scale đơn giản */
@keyframes fadeInOverlay {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes fadeOutOverlay {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

@keyframes popupShow {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.85);
  }

  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes popupHide {
  from {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }

  to {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.85);
  }
}

.custom-image-uploader {
  width: 100%;
  max-width: 600px;
  /* Tăng max-width lên 600px */
  background: linear-gradient(135deg, #383a59, #2f3145);
  border: 2px dashed #8be9fd;
  border-radius: 12px;
  padding: 15px;
  cursor: pointer;
  transition: background 0.3s, border-color 0.3s, max-width 0.3s ease;
  margin-bottom: 15px;
  position: relative;
  box-shadow: 0 0 10px rgba(139, 233, 253, 0.15);
}

/* Khi có ảnh hoặc video */
.custom-image-uploader.has-image {
  max-width: 600px;
  padding: 15px 20px;
}

/* Hover trạng thái */
.custom-image-uploader:hover {
  background: #44475a;
  border-color: #50fa7b;
  box-shadow: 0 0 12px rgba(80, 250, 123, 0.25);
}

/* Text upload */
#uploadText {
  color: #bfbfbf;
  font-size: 13px;
  font-style: italic;
  text-align: center;
  display: block;
  user-select: none;
}

/* Container info file */
.file-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 5px 0;
}

/* Chi tiết file */
.file-details {
  font-size: 13px;
  color: #f8f8f2;
  line-height: 1.5;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.file-details strong {
  font-size: 14px;
  color: #8be9fd;
  display: block;
  margin-bottom: 2px;
  text-shadow: 0 0 5px rgba(139, 233, 253, 0.2);
}

/* Ảnh preview vẫn to */
.file-info img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.05);
  transition: transform 0.25s ease;
}

.file-info img:hover {
  transform: scale(1.05);
}

/* Preview video */
.file-info video {
  width: 120px;
  /* nhỏ hơn ảnh */
  height: 90px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.05);
}

/* Responsive cho màn hình dưới 768px (tablet, điện thoại lớn) */
@media screen and (max-width: 768px) {
  .custom-image-uploader {
    max-width: 90vw;
    /* Chiếm 90% chiều rộng viewport */
    padding: 12px 15px;
  }

  .custom-image-uploader.has-image {
    max-width: 90vw;
    padding: 12px 15px;
  }
}

/* Responsive cho màn hình nhỏ hơn 480px (điện thoại nhỏ) */
@media screen and (max-width: 480px) {
  .custom-image-uploader {
    max-width: 95vw;
    /* Chiếm gần hết chiều rộng màn hình */
    padding: 10px 12px;
  }

  .custom-image-uploader.has-image {
    max-width: 95vw;
    padding: 10px 12px;
  }
}

/* Nếu muốn cực nhỏ như điện thoại dưới 360px */
@media screen and (max-width: 360px) {
  .custom-image-uploader {
    max-width: 100vw;
    padding: 8px 10px;
    border-radius: 10px;
  }

  .custom-image-uploader.has-image {
    max-width: 100vw;
    padding: 8px 10px;
    border-radius: 10px;
  }
}

/* Overlay nền mờ */
#musicOverlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  z-index: 1000;
}

#musicPopup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  max-width: 95vw;
  max-height: 80vh;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.35);
  padding: 25px 30px;
  flex-direction: column;
  box-sizing: border-box;
  overflow: hidden;
  z-index: 1100;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  display: none;
}

.popup-content {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.search-group.horizontal {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.search-input {
  padding: 12px 20px;
  border: 1.8px solid #ddd;
  border-radius: 30px;
  font-size: 16px;
  box-sizing: border-box;
}

.search-input:focus {
  outline: none;
  border-color: #4285F4;
  box-shadow: 0 0 8px rgba(66, 133, 244, 0.5);
}

.search-btn {
  padding: 12px 25px;
  background-color: #4285F4;
  border: none;
  border-radius: 30px;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s ease;
}

.search-btn:hover {
  background-color: #357ae8;
}

#musicResults {
  flex-grow: 1;  /* Chiếm hết phần còn lại */
  max-height: 300px;
  overflow-y: auto;
  padding: 10px;
  border: 1px solid #eee;
  background: #fafafa;
  border-radius: 8px;
  box-shadow: inset 0 0 8px #f0f0f0;
  margin-bottom: 15px;
  display: none; /* ẩn mặc định */
}

#musicResults::-webkit-scrollbar {
  width: 6px;
}

#musicResults::-webkit-scrollbar-thumb {
  background-color: #ccc;
  border-radius: 4px;
}

#musicResults:hover::-webkit-scrollbar-thumb {
  background-color: #999;
}

#musicResults > div > div {
  padding: 8px 12px;
  border-radius: 8px;
  transition: background-color 0.2s ease;
}

#musicResults > div > div:hover {
  background-color: #e6f0ff;
}

#musicResults img {
  width: 48px;
  height: 36px;
  object-fit: cover;
  border-radius: 4px;
}

#nowPlaying {
  flex-shrink: 0;
  margin-top: 10px;
  font-size: 12px;
  font-weight: 600;
  color: #222;
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 100%; /* hoặc một max-width cụ thể */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}


#musicProgressContainer {
  flex-shrink: 0;
  margin: 10px 0;
}

#musicProgress {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, #f00 var(--progress, 0%), #e0e0e0 0%);
  border: none;
  outline: none;
  cursor: pointer;
  border-radius: 10px;
}

#musicProgress::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 0;
  height: 0;
  background: transparent;
  border: none;
}

#musicProgress::-moz-range-thumb {
  width: 0;
  height: 0;
  border: none;
  background: transparent;
}

#musicProgress::-moz-range-track {
  height: 2px;
  background: transparent;
}

#musicProgress::-moz-range-progress {
  background-color: #f00;
  height: 2px;
}

.btn-return {
  flex-shrink: 0;
  margin-top: auto; /* luôn đẩy nút về đáy */
  padding: 12px 20px;
  border: none;
  border-radius: 30px;
  background-color: #f44336;
  color: white;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  transition: background-color 0.3s ease;
  font-size: 16px;
}

.btn-return:hover {
  background-color: #d32f2f;
}