@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@400;700&display=swap');
:root {
  --chat-bg-dark: rgba(255, 255, 255, 0.08);
  --chat-header-bg-dark: linear-gradient(135deg, #2c3e50, #4ca1af);
  --chat-border-dark: #57e2e5;
  --chat-text-dark: #f0f0f0;
  --chat-msg-user-bg-dark: linear-gradient(135deg, #3a3f5c, #5c5470);
  --chat-msg-admin-bg-dark: linear-gradient(135deg, #00c9a7, #005f5f);
  --chat-msg-user-text-dark: #f5f5f5;
  --chat-msg-admin-text-dark: #ffffff;
  --chat-scrollbar-thumb-dark: #6c5ce7;

  --chat-bg-light: rgba(255, 255, 255, 0.96);
  --chat-header-bg-light: linear-gradient(135deg, #f5f7fa, #e4e9f0);
  --chat-border-light: #a178df;
  --chat-text-light: #1e1e2f;
  --chat-msg-user-bg-light: linear-gradient(135deg, #a66cff, #8c52ff, #5e60ce);
  --chat-msg-admin-bg-light: linear-gradient(135deg, #2c3e50, #34495e, #4b6584);
  --chat-msg-user-text-light: #111;
  --chat-msg-admin-text-light: #fff;
  --chat-scrollbar-thumb-light: #845ec2;

  --chat-radius: 20px;
  --chat-transition: 0.4s ease-in-out;
  --chat-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  --chat-blur: 10px;
}

* {
  font-family: 'Merriweather', serif;
}

html[data-theme="dark"] {
  --chat-bg: var(--chat-bg-dark);
  --chat-header-bg: var(--chat-header-bg-dark);
  --chat-border: var(--chat-border-dark);
  --chat-text: var(--chat-text-dark);
  --chat-msg-user-bg: var(--chat-msg-user-bg-dark);
  --chat-msg-admin-bg: var(--chat-msg-admin-bg-dark);
  --chat-msg-user-text: var(--chat-msg-user-text-dark);
  --chat-msg-admin-text: var(--chat-msg-admin-text-dark);
  --chat-scrollbar-thumb: var(--chat-scrollbar-thumb-dark);
}

html[data-theme="light"] {
  --chat-bg: var(--chat-bg-light);
  --chat-header-bg: var(--chat-header-bg-light);
  --chat-border: var(--chat-border-light);
  --chat-text: var(--chat-text-light);
  --chat-msg-user-bg: var(--chat-msg-user-bg-light);
  --chat-msg-admin-bg: var(--chat-msg-admin-bg-light);
  --chat-msg-user-text: var(--chat-msg-user-text-light);
  --chat-msg-admin-text: var(--chat-msg-admin-text-light);
  --chat-scrollbar-thumb: var(--chat-scrollbar-thumb-light);
}

#chat-window {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 320px;
  max-height: 520px;
  background-color: var(--chat-bg);
  box-shadow: var(--chat-shadow);
  border-radius: var(--chat-radius);
  display: none;
  flex-direction: column;
  overflow: hidden;
  font-family: 'Inter', sans-serif;
  color: var(--chat-text);
  transition: var(--chat-transition);
  backdrop-filter: blur(var(--chat-blur));
  border: 2px solid var(--chat-border);
  z-index: 99999;
}

#chat-window {
  background-color: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

#chat-header {
  background: var(--chat-header-bg);
  color: var(--chat-text);
  padding: 12px 16px;
  font-weight: 700;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--chat-border);
  user-select: none;
  text-align: center;
}

.chat-messages {
  flex: 1;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  gap: 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--chat-scrollbar-thumb) transparent;
}

.chat-messages::-webkit-scrollbar {
  width: 8px;
}

.chat-messages::-webkit-scrollbar-thumb {
  background-color: var(--chat-scrollbar-thumb);
  border-radius: 4px;
}

.chat-messages > .message {
  padding: 8px 12px;
  border-radius: 15px;
  max-width: 75%;
  word-wrap: break-word;
  user-select: text;
  transition: background-color 0.3s ease;
  white-space: pre-wrap;
}

.chat-messages > .message {
  animation: fadeInChat 0.35s ease-in-out;
}

@keyframes fadeInChat {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.chat-messages > .message.user {
  align-self: flex-end;
  background: var(--chat-msg-user-bg);
  color: var(--chat-msg-user-text);
  border-radius: 18px 18px 4px 18px;
}

/*.chat-messages > .message.user {*/
/*  position: relative;*/
/*  background: var(--chat-msg-user-bg);*/
/*}*/

/*.chat-messages > .message.user::after {*/
/*  content: "";*/
/*  position: absolute;*/
/*  inset: 0;*/
/*  border-radius: 18px 18px 4px 18px;*/
/*  padding: 1px;*/
/*  background: linear-gradient(135deg, #6c5ce7, #a29bfe);*/
/*  -webkit-mask-composite: destination-out;*/
/*  mask-composite: exclude;*/
/*}*/

.chat-messages > .message.admin {
  align-self: flex-start;
  background: var(--chat-msg-admin-bg);
  color: var(--chat-msg-admin-text);
  border-radius: 18px 18px 18px 4px;
}

#chat-form {
  display: flex;
  padding: 8px 12px;
  border-top: 1px solid var(--chat-border);
  background-color: var(--chat-bg);
  align-items: center;
}

#chat-input {
  flex: 1;
  padding: 10px 16px;
  border-radius: var(--chat-radius);
  border: 1px solid var(--chat-border);
  font-size: 1rem;
  outline: none;
  background-color: transparent;
  color: var(--chat-text);
  transition: border-color 0.3s ease;
}

#chat-input:focus {
  border-color: var(--chat-scrollbar-thumb);
}

#chat-submit {
  background-color: var(--chat-scrollbar-thumb);
  color: var(--chat-msg-admin-text);
  border: none;
  width: 40px;
  height: 40px;
  margin-left: 10px;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease;
}

#chat-submit {
  background: linear-gradient(135deg, #6c5ce7, #a29bfe);
  box-shadow: 0 0 12px rgba(108, 92, 231, 0.6);
  transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

#chat-submit:hover {
  transform: scale(1.1);
  box-shadow: 0 0 18px rgba(108, 92, 231, 0.9);
}

#chat-submit:hover {
  filter: brightness(1.1);
}

#chat-submit::before {
  content: "";
  display: block;
  width: 18px;
  height: 18px;
  mask: url('data:image/svg+xml;utf8,<svg fill="white" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M2.01 21L23 12 2.01 3 2 10l15 2-15 2z"/></svg>') no-repeat center / contain;
  background-color: var(--chat-msg-admin-text);
}

#chat-toggle-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: var(--chat-scrollbar-thumb);
  color: var(--chat-msg-admin-text);
  border: none;
  border-radius: 50%;
  width: 56px;
  height: 56px;
  cursor: pointer;
  font-size: 24px;
  box-shadow: var(--chat-shadow);
  transition: background-color 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  z-index: 10000;
}

#chat-toggle-btn:hover {
  filter: brightness(1.1);
}

#email-request {
  position: fixed;
  bottom: 100px;
  right: 20px;
  background-color: var(--chat-bg);
  padding: 20px;
  border-radius: var(--chat-radius);
  box-shadow: var(--chat-shadow);
  border: 2px solid var(--chat-border);
  z-index: 10001;
  font-family: 'Inter', sans-serif;
  color: var(--chat-text);
  width: 320px;
  backdrop-filter: blur(var(--chat-blur));
}

#email-request .email-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#email-request input[type="email"] {
  padding: 10px 14px;
  border-radius: var(--chat-radius);
  border: 1px solid var(--chat-border);
  font-size: 1rem;
  outline: none;
  background-color: transparent;
  color: var(--chat-text);
}

#email-request input[type="email"]::placeholder {
  color: #aaa;
}

#email-request button#email-submit {
  background-color: var(--chat-scrollbar-thumb);
  color: var(--chat-msg-admin-text);
  border: none;
  padding: 10px;
  font-size: 1rem;
  border-radius: var(--chat-radius);
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#email-request button#email-submit:hover {
  filter: brightness(1.1);
}

button {
  overflow: hidden;
  position: relative;
}

button::after {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(1);
  opacity: 0;
  transition: width 0.4s ease, height 0.4s ease, opacity 0.8s;
}

button:active::after {
  width: 120px;
  height: 120px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 1;
  transition: 0s;
}