@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@600;800&display=swap');

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #fbfbfd;
    --sidebar-bg: #f5f5f7;
    --text-primary: #1d1d1f;
    --text-secondary: #86868b;
    --accent-color: #0071e3;
    --accent-hover: #0077ed;
    --border-color: #d2d2d7;
    --message-user: #f5f5f7;
    --message-bot: transparent;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-chat-width: 840px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
    line-height: 1.5;
}

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

/* Sidebar Styling */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    transition: transform 0.3s ease, width 0.3s ease;
    z-index: 1000;
}

.sidebar-header {
    margin-bottom: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.75rem;
    margin-bottom: 2rem;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.new-chat-btn {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.new-chat-btn:hover {
    background-color: #fefefe;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

.chat-history {
    flex: 1;
    overflow-y: auto;
    margin-top: 1rem;
    padding-right: 4px;
}

.chat-history::-webkit-scrollbar {
    width: 4px;
}

.chat-history::-webkit-scrollbar-thumb {
    background: #d2d2d7;
    border-radius: 10px;
}

.history-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
    margin-left: 0.5rem;
}

.history-item {
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition);
    margin-bottom: 2px;
}

.history-item .item-text {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-item:hover {
    background-color: rgba(0, 0, 0, 0.04);
}

.history-item.active {
    background-color: rgba(0, 0, 0, 0.06);
    font-weight: 600;
}

.delete-chat-btn {
    opacity: 0;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.history-item:hover .delete-chat-btn {
    opacity: 1;
}

.delete-chat-btn:hover {
    color: #ff3b30;
    background-color: rgba(255, 59, 48, 0.1);
}

.sidebar-footer {
    padding-top: 1.25rem;
    margin-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.avatar {
    width: 32px;
    height: 32px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
}

.user-status {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.settings-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
}

/* Main Content Styling */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    background-color: var(--bg-primary);
    overflow: hidden;
}

.main-header {
    height: 52px;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.mobile-menu-btn {
    display: none;
    cursor: pointer;
    color: var(--text-secondary);
}

.model-badge {
    background-color: var(--bg-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.action-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.action-btn:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* Chat Container */
.chat-container {
    flex: 1;
    overflow-y: auto;
    padding: 2rem 1rem 1rem;
    display: flex;
    flex-direction: column;
    scroll-behavior: smooth;
}

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

.chat-container::-webkit-scrollbar-thumb {
    background: #e5e5ea;
    border-radius: 10px;
}

.welcome-screen {
    max-width: var(--max-chat-width);
    margin: 6rem auto;
    text-align: center;
}

.welcome-screen h1 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    letter-spacing: -0.02em;
}

.suggestion-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    max-width: 700px;
    margin: 0 auto;
}

.suggestion-card {
    padding: 1.25rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.suggestion-card:hover {
    background-color: var(--bg-secondary);
    border-color: var(--accent-color);
}

.suggestion-card p {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Messages */
.message-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.02);
}

.message-wrapper.user {
    background-color: transparent;
}

.message-wrapper.bot {
    background-color: transparent;
}

.message {
    width: 100%;
    max-width: var(--max-chat-width);
    display: flex;
    flex-direction: row;
    gap: 1rem;
    padding: 0 1.5rem;
    animation: fadeIn 0.3s ease-out;
}

.message.user {
    flex-direction: row-reverse;
}

.message.bot {
    align-items: flex-start;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: 700;
    font-size: 0.85rem;
    font-family: 'Outfit', sans-serif;
    margin-top: 2px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.user .message-avatar {
    background-color: var(--text-primary);
    color: white;
}

.bot .message-avatar {
    background: linear-gradient(135deg, var(--accent-color), #5856d6);
    color: white;
}

.message-content {
    max-width: 100%;
    padding: 0.75rem 1.25rem;
    font-size: 1rem;
    line-height: 1.6;
    border-radius: var(--radius-lg);
    position: relative;
    word-wrap: break-word;
    overflow-x: auto;
}

.user .message-content {
    background-color: var(--message-user);
    color: var(--text-primary);
    border-bottom-right-radius: 4px;
    max-width: 85%;
}

.bot .message-content {
    background-color: transparent;
    color: var(--text-primary);
    padding-left: 0;
    width: 100%;
}

/* Markdown Content Styling */
.message-content h1,
.message-content h2,
.message-content h3 {
    margin: 1.5rem 0 1rem;
    font-family: 'Outfit', sans-serif;
}

.message-content p {
    margin-bottom: 1rem;
}

.message-content ul,
.message-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.message-content li {
    margin-bottom: 0.5rem;
}

.message-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.85rem;
    display: block;
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.message-content th,
.message-content td {
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    text-align: left;
}

.message-content th {
    background-color: #f8f8f9;
    font-weight: 600;
    color: var(--text-primary);
}

.message-content pre {
    background-color: #f6f8fa;
    padding: 1.25rem;
    border-radius: 12px;
    margin: 1.5rem 0;
    overflow-x: auto;
    overflow-y: auto;
    max-height: 400px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
}

.copy-code-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    opacity: 0;
    transition: var(--transition);
    z-index: 10;
}

pre:hover .copy-code-btn {
    opacity: 1;
}

.copy-code-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-color);
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--text-primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: var(--shadow-md);
    transform: translateY(100px);
    transition: var(--transition);
    z-index: 2000;
}

.toast.active {
    transform: translateY(0);
}

.message-content pre::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.message-content pre::-webkit-scrollbar-thumb {
    background: #d2d2d7;
    border-radius: 10px;
}

.message-content code {
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.85em;
    padding: 0.2em 0.4em;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
}

/* Input Area */
.input-area {
    padding: 1rem 1.5rem 2rem;
    background: linear-gradient(180deg, transparent 0%, var(--bg-primary) 20%);
    width: 100%;
    flex-shrink: 0;
}

.input-container {
    max-width: var(--max-chat-width);
    margin: 0 auto;
}

.input-wrapper {
    position: relative;
    background-color: #f4f4f5;
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 24px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    padding: 0.75rem 1.25rem;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.input-wrapper:focus-within {
    background-color: var(--bg-primary);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

textarea {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    font-family: inherit;
    font-size: 1rem;
    padding: 0.5rem 0;
    resize: none;
    max-height: 200px;
    min-height: 24px;
    color: var(--text-primary);
}

.input-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.03);
}

.tool-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.tool-btn:hover {
    background-color: var(--bg-secondary);
    color: var(--accent-color);
}

.send-btn {
    background-color: var(--text-primary);
    color: white;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.send-btn:disabled {
    opacity: 0.2;
    cursor: not-allowed;
}

.send-btn:not(:disabled):hover {
    background-color: var(--accent-color);
    transform: scale(1.05);
}

.disclaimer {
    text-align: center;
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

/* Loading */
.typing {
    display: flex;
    gap: 4px;
    padding: 10px 0;
}

.dot {
    width: 6px;
    height: 6px;
    margin: 0 2px;
    background-color: var(--accent-color);
    border-radius: 50%;
    display: inline-block;
    animation: dotPulse 1.4s infinite ease-in-out both;
}

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

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

@keyframes dotPulse {

    0%,
    80%,
    100% {
        transform: scale(0.6);
        opacity: 0.4;
    }

    40% {
        transform: scale(1.2);
        opacity: 1;
    }
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background-color: var(--accent-color);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: middle;
}

@keyframes blink {

    from,
    to {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.spinning {
    animation: spin 2s linear infinite;
    color: var(--accent-color) !important;
}

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

    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        width: 240px;
    }

    :root {
        --max-chat-width: 90%;
    }
}

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -100%;
        height: 100%;
        box-shadow: 20px 0 50px rgba(0, 0, 0, 0.1);
    }

    .sidebar.active {
        left: 0;
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(4px);
        z-index: 999;
        transition: var(--transition);
    }

    .mobile-menu-btn {
        display: block;
    }

    .welcome-screen h1 {
        font-size: 2rem;
    }

    .suggestion-grid {
        grid-template-columns: 1fr;
    }

    .message {
        gap: 1rem;
        padding: 0 1rem;
    }

    .input-area {
        padding: 1rem;
    }
}

/* Image Preview & Selection */
.image-preview-container {
    position: relative;
    width: 60px;
    height: 60px;
    margin-bottom: 8px;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid var(--accent-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    background: white;
}

.image-preview-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.remove-img-btn {
    position: absolute;
    top: 2px;
    right: 2px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

/* Chat Message Images */
.message-content img {
    display: block;
    max-width: 260px;
    max-height: 260px;
    object-fit: contain;
    border-radius: 12px;
    margin: 10px 0;
    cursor: pointer;
    border: 1px solid rgba(0, 0, 0, 0.05);
    background: #f8f8f9;
}

.message-actions {
    position: absolute;
    top: -10px;
    right: -10px;
    display: none;
    z-index: 10;
}

.message-wrapper:hover .message-actions {
    display: block;
}

.delete-msg-btn {
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #666;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

/* Premium Dashboard Styles */ .welcome-screen  {
         max-width:  1000px  !important;
         margin:  4rem auto  !important;
         text-align:  left  !important;
     
}

  .dashboard-header  {
         margin-bottom:  2.5rem;
     
}

  .dashboard-header h1  {
         font-size:  2.8rem;
         margin-bottom:  0.5rem;
         letter-spacing:  -0.04em;
     
}

  .gradient-text  {
         background:  linear-gradient(135deg,  var(--accent-color),  #8e2de2);
         -webkit-background-clip:  text;
         -webkit-text-fill-color:  transparent;
     
}

  .subtitle  {
         color:  var(--text-secondary);
         font-size:  1.1rem;
         font-weight:  500;
     
}

  .dashboard-grid  {
         display:  grid;
         grid-template-columns:  300px 1fr;
         gap:  2rem;
     
}

  .dashboard-section  {
         background:  rgba(255,  255,  255,  0.5);
         backdrop-filter:  blur(10px);
         border:  1px solid rgba(0,  0,  0,  0.05);
         border-radius:  24px;
         padding:  1.5rem;
     
}

  .section-header  {
         display:  flex;
         align-items:  center;
         gap:  0.75rem;
         margin-bottom:  1.5rem;
         color:  var(--text-primary);
     
}

  .section-header i  {
         width:  20px;
         color:  var(--accent-color);
     
}

  .section-header h3  {
         font-size:  1rem;
         font-weight:  700;
         text-transform:  uppercase;
         letter-spacing:  0.05em;
     
}

  .briefing-cards  {
         display:  flex;
         flex-direction:  column;
         gap:  1rem;
     
}

  .news-grid  {
         display:  grid;
         grid-template-columns:  repeat(auto-fill,  minmax(240px,  1fr));
         gap:  1.25rem;
     
}

  .news-card  {
         background:  white;
         border-radius:  16px;
         padding:  1rem;
         border:  1px solid rgba(0,  0,  0,  0.03);
         cursor:  pointer;
         transition:  var(--transition);
         display:  flex;
         flex-direction:  column;
         gap:  0.75rem;
     
}

  .news-card:hover  {
         transform:  translateY(-4px);
         box-shadow:  0 10px 25px rgba(0,  0,  0,  0.05);
         border-color:  var(--accent-color);
     
}

  .news-img  {
         width:  100%;
         height:  120px;
         border-radius:  12px;
         object-fit:  cover;
         background:  #f0f0f2;
     
}

  .news-content h4  {
         font-size:  0.95rem;
         font-weight:  600;
         line-height:  1.4;
         margin-bottom:  0.5rem;
         display:  -webkit-box;
         -webkit-line-clamp:  2;
         -webkit-box-orient:  vertical;
         overflow:  hidden;
     
}

  .news-content p  {
         font-size:  0.8rem;
         color:  var(--text-secondary);
         display:  -webkit-box;
         -webkit-line-clamp:  2;
         -webkit-box-orient:  vertical;
         overflow:  hidden;
     
}

  @media (max-width: 900px)  {
         .dashboard-grid  {
                 grid-template-columns:  1fr;
             
    }

     
}

  
/* Professional Bot Footer */
.bot-footer {
    margin-top: 1.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(0, 0, 0, 0.03);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: fadeIn 0.8s ease;
}

.bot-footer span {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.7;
}

.bot-footer::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius: 50%;
}