/**
 * Uhud Chat Widget - CSS Styles
 * Bot Name: أُحد (Uhud)
 * الجامعة الإسلامية بالمدينة المنورة
 * Version: 1.0.0
 */

    /* Google Font 
    @import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@400;500;600;700&display=swap');
    Already used in NDS Template*/

    /* ======================
   CSS Variables
====================== */
.uhud-chat-widget {
  --uhud-primary: #1c8354;
  --uhud-primary-light: #1c83541a;
  --uhud-secondary: #e26630;
  --uhud-secondary-light: #e266300d;
  --uhud-white: #ffffff;
  --uhud-black: #000000;
  --uhud-gray: #555555;
  --uhud-gray-light: #ebebeb;
  --uhud-gray-dark: #2b2b2b;
  --uhud-shadow: 0px 0px 30px 0px rgba(0, 0, 0, 0.25);
  --uhud-shadow-window: 0 4px 20px rgba(0, 0, 0, 0.3);
  --uhud-font: "IBM Plex Sans Arabic", sans-serif;
  --uhud-radius: 12px;
  --uhud-radius-sm: 8px;
  --uhud-transition: 0.3s ease;
}

/* ======================
Reset & Base
====================== */
.uhud-chat-widget,
.uhud-chat-widget * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: var(--uhud-font) !important;
}

.uhud-chat-widget .hidden {
  display: none !important;
}

.uhud-chat-widget .opacity-0 {
  opacity: 0;
}

/* ======================
Chat Button (Floating)
====================== */
.uhud-chat-widget .uhud-chat-button {
  position: fixed;
  left: 24px;
  bottom: 24px;
  background: var(--uhud-white);
  color: var(--uhud-white);
  border-radius: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 15;
  backdrop-filter: blur(40px);
  box-shadow: var(--uhud-shadow);
  width: 56px;
  height: 56px;
  border: none;
  transition: var(--uhud-transition);
}

.uhud-chat-widget .uhud-chat-button:hover {
  background: var(--uhud-primary);
  transform: scale(1.05);
}

.uhud-chat-widget .uhud-chat-button:hover svg {
  fill: var(--uhud-white);
}

.uhud-chat-widget .uhud-chat-button:hover svg path {
  stroke: var(--uhud-white);
}

.uhud-chat-widget .uhud-chat-button svg {
  width: 28px;
  height: 28px;
  transition: var(--uhud-transition);
}

/* Hide chat button when near page bottom */
.uhud-chat-widget .uhud-chat-button.hidden-at-bottom {
  opacity: 0 !important;
  pointer-events: none;
  transform: translateY(20px) !important;
}

/* Position Right variant */
.uhud-chat-widget.position-right .uhud-chat-button {
  left: auto;
  right: 24px;
}

.uhud-chat-widget.position-right .uhud-chat-window {
  left: auto;
  right: 20px;
}

/* ======================
Chat Window
====================== */
.uhud-chat-widget .uhud-chat-window {
  position: fixed;
  left: 20px;
  bottom: 90px;
  width: 370px;
  max-width: calc(100vw - 40px);
  background: var(--uhud-white);
  border-radius: var(--uhud-radius);
  box-shadow: var(--uhud-shadow-window);
  color: var(--uhud-black);
  z-index: 10001;
  animation: uhudFadeInUp 0.4s ease forwards;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 80vh;
}

.uhud-chat-widget .uhud-chat-window.closing {
  animation: uhudFadeOutDown 0.3s ease forwards;
}

/* ======================
Animations
====================== */
@keyframes uhudFadeInUp {
  from {
      opacity: 0;
      transform: translateY(20px);
  }

  to {
      opacity: 1;
      transform: translateY(0);
  }
}

@keyframes uhudFadeOutDown {
  from {
      opacity: 1;
      transform: translateY(0);
  }

  to {
      opacity: 0;
      transform: translateY(20px);
  }
}

@keyframes uhudTypingDot {

  0%,
  60%,
  100% {
      transform: translateY(0);
      opacity: 0.6;
  }

  30% {
      transform: translateY(-6px);
      opacity: 1;
  }
}

/* ======================
Chat Header
====================== */
.uhud-chat-widget .uhud-chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  position: relative;
  background: var(--uhud-primary);
  border-top-left-radius: var(--uhud-radius);
  border-top-right-radius: var(--uhud-radius);
  cursor: default;
  min-height: 100px;
}

.uhud-chat-widget .uhud-chat-header-content {
  display: flex;
  align-items: center;
  flex-direction: row;
  justify-content: flex-start;
  width: 100%;
  padding: 10px 0;
  gap: 12px;
}

.uhud-chat-widget .uhud-chat-avatar-wrapper {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--uhud-white);
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.uhud-chat-widget .uhud-chat-avatar-wrapper svg {
  width: 32px;
  height: 32px;
}

.uhud-chat-widget .uhud-chat-header-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.uhud-chat-widget .uhud-chat-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--uhud-white);
}

.uhud-chat-widget .uhud-chat-subtitle {
  font-size: 13px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.9);
}

.uhud-chat-widget .uhud-chat-header-actions {
  position: absolute;
  top: 12px;
  inset-inline-end: 12px;
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Beta Ribbon */
.uhud-chat-widget .uhud-beta-ribbon {
  position: absolute;
  top: 9px;
  right: 9px;
  background: #dc3545;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  padding: 3px 6px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  z-index: 10;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* In LTR languages, anchor the Beta ribbon to the left instead of right */
.uhud-chat-widget[data-lang="en"] .uhud-beta-ribbon,
.uhud-chat-widget[data-lang="fr"] .uhud-beta-ribbon,
.uhud-chat-widget[data-lang="zh"] .uhud-beta-ribbon,
.uhud-chat-widget[data-lang="ja"] .uhud-beta-ribbon,
.uhud-chat-widget[data-lang="ml"] .uhud-beta-ribbon,
.uhud-chat-widget[data-lang="ru"] .uhud-beta-ribbon,
.uhud-chat-widget[data-lang="pt"] .uhud-beta-ribbon,
.uhud-chat-widget[data-lang="id"] .uhud-beta-ribbon {
  right: auto;
  left: 9px;
}

.uhud-chat-widget .uhud-chat-close,
.uhud-chat-widget .uhud-chat-clear {
  background: rgba(238, 238, 238, 1);
  border: none;
  border-radius: 5px;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 28px;
  height: 28px;
  transition: var(--uhud-transition);
}

.uhud-chat-widget .uhud-chat-close:hover,
.uhud-chat-widget .uhud-chat-clear:hover {
  background: rgba(255, 255, 255, 1);
  transform: scale(1.1);
}

.uhud-chat-widget .uhud-chat-close svg,
.uhud-chat-widget .uhud-chat-clear svg {
  width: 16px;
  height: 16px;
}

/* ======================
Language Picker
====================== */
.uhud-chat-widget .uhud-lang-picker {
  position: relative;
}

.uhud-chat-widget .uhud-chat-lang {
  background: rgba(238, 238, 238, 1);
  border: none;
  border-radius: 5px;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 28px;
  height: 28px;
  transition: var(--uhud-transition);
  color: #333;
}

.uhud-chat-widget .uhud-chat-lang:hover {
  background: rgba(255, 255, 255, 1);
  transform: scale(1.1);
}

.uhud-chat-widget .uhud-chat-lang svg {
  width: 16px;
  height: 16px;
}

/* Rating button — same style as language button */
.uhud-chat-widget .uhud-chat-rating {
  background: rgba(238, 238, 238, 1);
  border: none;
  border-radius: 5px;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 28px;
  height: 28px;
  transition: var(--uhud-transition);
  color: #f39c12;
}

.uhud-chat-widget .uhud-chat-rating:hover {
  background: rgba(255, 255, 255, 1);
  transform: scale(1.1);
}

.uhud-chat-widget .uhud-chat-rating svg {
  width: 16px;
  height: 16px;
}

.uhud-chat-widget .uhud-lang-menu {
  position: absolute;
  top: 36px;
  inset-inline-end: 0;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  padding: 6px;
  min-width: 170px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.uhud-chat-widget .uhud-lang-menu.hidden {
  display: none;
}

.uhud-chat-widget .uhud-lang-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  color: #222;
  text-align: start;
  width: 100%;
  transition: background 0.15s;
}

.uhud-chat-widget .uhud-lang-item:hover {
  background: rgba(28, 131, 84, 0.08);
}

.uhud-chat-widget .uhud-lang-flag {
  font-size: 18px;
  line-height: 1;
}

.uhud-chat-widget .uhud-lang-name {
  font-weight: 500;
}

/* RTL/LTR per active language — applies at chat-window level via [data-lang] on widget container */
.uhud-chat-widget[data-lang="en"],
.uhud-chat-widget[data-lang="fr"],
.uhud-chat-widget[data-lang="zh"],
.uhud-chat-widget[data-lang="ja"],
.uhud-chat-widget[data-lang="ml"] {
  direction: ltr;
}

.uhud-chat-widget[data-lang="ar"],
.uhud-chat-widget[data-lang="ur"] {
  direction: rtl;
}

/* ======================
Quick Access Buttons
====================== */
.uhud-chat-widget .uhud-quick-buttons {
  padding: 16px 12px;
  margin: 12px 0;
  background: rgba(28, 131, 84, 0.03);
  border-radius: var(--uhud-radius);
  animation: uhudFadeInUp 0.3s ease;
}

.uhud-chat-widget .uhud-quick-buttons-title {
  font-size: 13px;
  color: var(--uhud-gray);
  margin-bottom: 14px;
  text-align: center;
  font-weight: 600;
}

.uhud-chat-widget .uhud-quick-buttons-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  align-items: center;
}

.uhud-chat-widget .uhud-quick-button {
  background: var(--uhud-primary);
  color: var(--uhud-white);
  border: none;
  border-radius: 20px;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  white-space: nowrap;
  box-shadow: 0 2px 4px rgba(28, 131, 84, 0.15);
  font-family: var(--uhud-font);
}

.uhud-chat-widget .uhud-quick-button:hover {
  background: #156b45;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(28, 131, 84, 0.25);
}

.uhud-chat-widget .uhud-quick-button:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(28, 131, 84, 0.15);
}

/* أزرار المستوى الرئيسي (موظف/طالب) */
.uhud-chat-widget .uhud-quick-buttons[data-level="main"] .uhud-quick-button {
  padding: 16px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 12px;
  min-width: 140px;
  box-shadow: 0 4px 8px rgba(28, 131, 84, 0.2);
}

.uhud-chat-widget .uhud-quick-buttons[data-level="main"] .uhud-quick-buttons-grid {
  gap: 12px;
}

.uhud-chat-widget .uhud-quick-buttons[data-level="main"] .uhud-quick-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(28, 131, 84, 0.3);
}

/* ======================
Chat Body / Messages
====================== */
.uhud-chat-widget .uhud-chat-body {
  padding: 12px 16px;
  overflow-y: auto;
  min-height: 280px;
  max-height: 45vh;
  scroll-behavior: smooth;
  flex: 1;
}

.uhud-chat-widget .uhud-chat-body::-webkit-scrollbar {
  width: 4px;
}

.uhud-chat-widget .uhud-chat-body::-webkit-scrollbar-track {
  background: transparent;
}

.uhud-chat-widget .uhud-chat-body::-webkit-scrollbar-thumb {
  background: var(--uhud-gray-light);
  border-radius: 4px;
}

.uhud-chat-widget .uhud-chat-messages {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ======================
Message Bubble
====================== */
.uhud-chat-widget .uhud-message {
  display: flex;
  padding: 12px;
  border-radius: var(--uhud-radius);
  gap: 10px;
  max-width: 100%;
  animation: uhudFadeInUp 0.3s ease;
}

.uhud-chat-widget .uhud-message.bot {
  flex-direction: row;
  background-color: var(--uhud-primary-light);
}

.uhud-chat-widget .uhud-message.user {
  flex-direction: row-reverse;
  background-color: var(--uhud-secondary-light);
}

.uhud-chat-widget .uhud-message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
}

.uhud-chat-widget .uhud-message-avatar svg {
  width: 32px;
  height: 32px;
}

.uhud-chat-widget .uhud-message-content {
  font-size: 14px;
  line-height: 1.7;
  word-wrap: break-word;
  overflow-wrap: break-word;
  flex: 1;
  min-width: 0;
}

/* Text Direction */
.uhud-chat-widget .uhud-message-content.rtl {
  direction: rtl;
  text-align: right;
}

.uhud-chat-widget .uhud-message-content.ltr {
  direction: ltr;
  text-align: left;
}

.uhud-chat-widget .uhud-message-timestamp {
  font-size: 11px;
  color: #666666;
  margin-top: 6px;
  display: block;
}

/* Links in messages */
.uhud-chat-widget .uhud-message-content a {
  color: var(--uhud-primary);
  text-decoration: underline;
  word-break: break-all;
  direction: ltr;
  unicode-bidi: embed;
  display: inline-block;
}

.uhud-chat-widget .uhud-message-content a:hover {
  color: #156b45;
}

/* Markdown Styles */
.uhud-chat-widget .uhud-message-content strong {
  font-weight: 600;
  color: var(--uhud-primary);
}

.uhud-chat-widget .uhud-message-content em {
  font-style: italic;
}

/* ======================
Typing Indicator
====================== */
.uhud-chat-widget .uhud-typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 0;
}

.uhud-chat-widget .uhud-typing-dot {
  width: 8px;
  height: 8px;
  background: var(--uhud-primary);
  border-radius: 50%;
  animation: uhudTypingDot 1.4s infinite ease-in-out;
}

.uhud-chat-widget .uhud-typing-dot:nth-child(1) {
  animation-delay: 0s;
}

.uhud-chat-widget .uhud-typing-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.uhud-chat-widget .uhud-typing-dot:nth-child(3) {
  animation-delay: 0.4s;
}

/* ======================
Chat Input Area
====================== */
.uhud-chat-widget .uhud-chat-input-container {
  padding: 12px 16px;
  border-top: 1px solid var(--uhud-gray-light);
}

.uhud-chat-widget .uhud-chat-input-area {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--uhud-gray-light);
  background: var(--uhud-white);
  border-radius: var(--uhud-radius-sm);
  gap: 8px;
  transition: var(--uhud-transition);
}

.uhud-chat-widget .uhud-chat-input-area:focus-within {
  border-color: var(--uhud-primary);
  box-shadow: 0 0 0 2px var(--uhud-primary-light);
}

.uhud-chat-widget .uhud-chat-input {
  flex: 1;
  padding: 8px;
  border: none;
  font-size: 14px;
  outline: none;
  background: transparent;
  min-width: 0;
  text-align: right;
}

.uhud-chat-widget .uhud-chat-input::placeholder {
  color: #999;
}

.uhud-chat-widget .uhud-chat-input:disabled {
  opacity: 0.6;
}

.uhud-chat-widget .uhud-chat-send {
  background: var(--uhud-primary);
  border: none;
  padding: 8px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--uhud-transition);
  flex-shrink: 0;
}

.uhud-chat-widget .uhud-chat-send:hover:not(:disabled) {
  background: #156b45;
  transform: scale(1.05);
}

.uhud-chat-widget .uhud-chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.uhud-chat-widget .uhud-chat-send svg {
  width: 20px;
  height: 20px;
}

/* ======================
Chat Footer
====================== */
.uhud-chat-widget .uhud-chat-footer {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 16px 14px;
  border-top: 1px solid var(--uhud-gray-light);
}

.uhud-chat-widget .uhud-powered-by {
  font-size: 11px;
  color: var(--uhud-gray);
}

.uhud-chat-widget .uhud-powered-by a {
  color: var(--uhud-gray);
  text-decoration: none;
  font-weight: 600;
}

.uhud-chat-widget .uhud-disclaimer {
  font-size: 11px;
  text-align: center;
  color: var(--uhud-gray-dark);
  line-height: 1.4;
}

/* ======================
Mobile Responsive
====================== */
@media screen and (max-width: 480px) {
  .uhud-chat-widget .uhud-chat-window {
      left: 10px;
      right: 10px;
      bottom: 80px;
      width: auto;
      max-width: none;
      max-height: 85vh;
  }

  .uhud-chat-widget.position-right .uhud-chat-window {
      left: 10px;
      right: 10px;
  }

  .uhud-chat-widget .uhud-chat-button {
      width: 52px;
      height: 52px;
      bottom: 16px;
      left: 16px;
  }

  .uhud-chat-widget.position-right .uhud-chat-button {
      right: 16px;
  }

  .uhud-chat-widget .uhud-chat-body {
      max-height: 50vh;
  }

  .uhud-chat-widget .uhud-chat-header {
      min-height: 90px;
  }
}

/* ======================
RTL Support (Default)
====================== */
.uhud-chat-widget[dir="rtl"] .uhud-message.user {
  flex-direction: row;
}

.uhud-chat-widget[dir="rtl"] .uhud-message.bot {
  flex-direction: row-reverse;
}

/* ======================
Print Styles (hide widget)
====================== */
@media print {
  .uhud-chat-widget {
      display: none !important;
  }
}