/* Cài đặt chung và biến màu */
:root {
    --bg-color: #131314;
    --sidebar-bg: #1e1f20;
    --text-color: #e3e3e3;
    --secondary-text-color: #bdc1c6;
    --border-color: #3b4043;
    --hover-bg: #282a2c;
    --input-bg: #1e1f20;
    --message-user-bg: #282a2c;
}

::-webkit-scrollbar-track {
    box-shadow: inset 0 0 0 grey;
    border-radius: 1px;
}

::-webkit-scrollbar-thumb {
    border-radius: 0px;
    background: #ccc;
}

::-webkit-scrollbar {
    width: 0px;
    height: 0px;
    background: transparent;
}
body[data-theme="light"] {
    --bg-color: #f0f4f9;
    --sidebar-bg: #ffffff;
    --text-color: #1f1f1f;
    --secondary-text-color: #5f6368;
    --border-color: #dadce0;
    --hover-bg: #e8f0fe;
    --input-bg: #ffffff;
    --message-user-bg: #e8f0fe;
}

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

body,
html {
    height: 100%;
    font-family: 'Google Sans', sans-serif, Arial;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
}


/* --- Thanh bên (Sidebar) --- */
#sidebar {
    width: 250px;
    background-color: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    padding: 16px;
    transition: margin-left 0.3s ease-in-out;
    flex-shrink: 0;
    border-right: 1px solid var(--border-color);
}

#sidebar.collapsed {
    margin-left: -251px;
}
.tb{
	font-weight:600; 
	color:green;
}
.home-btn {
    background-color: var(--hover-bg);
    color: var(--text-color);
    border: none;
    border-radius: 24px;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.home-btn:hover {
    opacity: 0.9;
}

.chat-history {
    flex-grow: 1;
}

.chat-history p {
    font-size: 14px;
    font-weight: 500;
    color: var(--secondary-text-color);
    margin-bottom: 12px;
}

.chat-history ul {
    list-style: none;
    overflow-y: scroll;
    max-height: 80vh;
    padding: 4px 0px;
}

.chat-history ul li a {
    color: var(--text-color);
    text-decoration: none;
    display: block;
    padding: 10px;
    border-radius: 8px;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-history ul li a:hover {
    background-color: var(--hover-bg);
}

.chat-history i {
    margin-right: 12px;
}

.sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: auto;
    /* Đẩy footer xuống dưới */
}

.sidebar-footer a {
    color: var(--text-color);
    text-decoration: none;
    padding: 10px;
    border-radius: 8px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-footer a:hover {
    background-color: var(--hover-bg);
    cursor: pointer;
}

/* --- Khung Chat Chính --- */
.chat-container {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 15px;
}

#menu-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
}

#menu-toggle:hover {
    background-color: var(--hover-bg);
}

.chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.message {
    max-width: 80%;
    align-self: flex-start;
}

.message .message-content {
    background-color: transparent;
    padding: 15px;
    border-radius: 8px;
    line-height: 1.6;
}

.user-message {
    align-self: flex-end;
}

.user-message .message-content {
    background-color: var(--message-user-bg);
}

/* Vùng nhập liệu */
.chat-input-area {
    padding: 20px;
}

.chat-input-wrapper {
    display: flex;
    align-items: center;
    background-color: var(--input-bg);
    border-radius: 28px;
    padding: 5px 15px;
    border: 1px solid var(--border-color);
}

#chat-input {
    flex-grow: 1;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 16px;
    padding: 12px 0;
}

#chat-input:focus {
    outline: none;
}

#send-btn {
    background: none;
    border: none;
    color: var(--secondary-text-color);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
}

#send-btn:hover {
    background-color: var(--hover-bg);
}

.disclaimer {
    font-size: 12px;
    color: var(--secondary-text-color);
    text-align: center;
    margin-top: 10px;
}

/* --- CSS cho Popup (đã sửa lỗi) --- */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    /* Ẩn mặc định */
    justify-content: center;
    align-items: center;
    z-index: 2000;
}


.popup-overlay.show {
    display: flex;
    /* Hiện khi có class 'show' */
}

.popup-content {
    background-color: var(--sidebar-bg);
    border-radius: 12px;
    max-width: 60%;
    width:100%;
    width: max-content;
    max-height: 80vh;
    overflow: scroll;
    position: relative;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  animation: zoomIn 0.3s ease-out;
}
/* Hiệu ứng thu phóng */
@keyframes zoomIn {
  0% {
    opacity: 0;
    transform: scale(0.5);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.popup-content img {
    width: -webkit-fill-available !important;
    height: auto !important;
    max-width: 450px !important;
}

.popup-content img,
.popup-content b {
    display: block;
}

.nowrap {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #11344f;
}

.popup-content * {
    line-height: 24px;
    font-size: 14px !important;
}

.popup-content h1 {
    font-size: 16px;
}

.popup-content h2 {
    margin-bottom: 15px;
}

.popup-content p,
.popup-content li {
    color: var(--secondary-text-color);
    line-height: 1.7;
}

.popup-content ul {
    padding-left: 20px;
    margin-top: 10px;
}

.close-popup {
    position: absolute;
    top: 6px;
    right: 15px;
    background: none;
    border: none;
    font-size: 28px!important;
    color: var(--secondary-text-color);
    cursor: pointer;
}


/* Ẩn sidebar mặc định khi màn hình nhỏ */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.collapsed {
        transform: translateX(-100%);
    }

    .sidebar:not(.collapsed) {
        transform: translateX(0);
    }

    #sidebar {
        position: absolute;
        top: 0;
        left: 0px;
	height: 100%
    }
}

#info {

    margin: 10px 20px;
}

.theme-options {
    display: flex;
    /* Hiển thị ngang hàng */
    gap: 10px;
    /* Khoảng cách giữa nút */
    justify-content: center;
    /* Căn giữa nếu cần */
    position: absolute;
    right: 8px;

}

.theme-btn {
    width: 15px;
    /* Kích thước nút */
    height: 15px;
    border: none;
    /* Không viền */
    border-radius: 50%;
    /* Hình tròn */
    font-size: 20px;
    /* Kích thước emoji */
    cursor: pointer;
    /* Con trỏ tay khi hover */
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
    /* Hiệu ứng mượt */
    display: flex;
    align-items: center;
    justify-content: center;
    display: none;
}

/* Style cho nút sáng (mặt trời) */
.light-btn {
    background-color: #FFD700;
    /* Vàng nhạt cho mặt trời */
    color: #FFFFFF;
    /* Màu emoji trắng nếu cần */
}

.light-btn:hover {
    transform: scale(1.1);
    /* Phóng to nhẹ */
    background-color: #FFC107;
    /* Thay đổi màu khi hover */
    box-shadow: 0 4px 8px rgba(255, 215, 0, 0.5);
    /* Thêm bóng vàng */
}

/* Style cho nút tối (mặt trăng) */
.dark-btn {
    background-color: #333333;
    /* Xám tối cho mặt trăng */
    color: #FFFFFF;
    /* Màu emoji trắng */
}

.dark-btn:hover {
    transform: scale(1.1);
    /* Phóng to nhẹ */
    background-color: #1A1A1A;
    /* Thay đổi màu khi hover */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
    /* Thêm bóng đen */
}

/* Responsive cho mobile/tablet */
@media (max-width: 768px) {
    .theme-btn {
        width: 15px;
        height: 15px;
        font-size: 18px;
    }
.popup-content {
    max-width: 90%;
}
}
strong {
    font-family:auto;
}
iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

#iframe-loader {
  position: relative;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 20px;
  font-family: 'Segoe UI', sans-serif;
  color: var(--secondary-text-color);
  z-index: 1000;
  text-align: center;
}

#iframe-loader::after {
  content: '';
  display: block;
  margin: 16px auto 0;
  width: 40px;
  height: 40px;
  border: 4px solid #ccc;
  border-top: 4px solid #0078d4; /* màu xanh Microsoft */
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
#info table, #dataTable {
        border-collapse: collapse;
        width: 100%;
        font-family: Arial, sans-serif;
    }

 #info table th, #info table td,    #dataTable th, #dataTable td {
        border: 1px solid #ccc; /* Đường kẻ mỏng, màu xám nhạt */
        padding: 4px;
        text-align: left;
    }