:root {
    --cc-accent: #2563eb;
    --cc-accent-light: #eff6ff;
    --cc-bg: #f8fafc;
    --cc-surface: #ffffff;
    --cc-text: #1e293b;
    --cc-text-light: #64748b;
    --cc-border: #e2e8f0;
    --cc-radius: 12px;
    --cc-user-bg: #2563eb;
    --cc-user-text: #ffffff;
    --cc-assistant-bg: #ffffff;
}

.cc-wrap {
    max-width: 900px !important;
    margin: 0 auto !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    display: flex !important;
    flex-direction: column !important;
    height: 80vh !important;
    min-height: 500px !important;
    background: var(--cc-bg) !important;
    border: 1px solid var(--cc-border) !important;
    border-radius: var(--cc-radius) !important;
    overflow: hidden !important;
}

/* Top bar */
.cc-top-bar {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 10px 16px !important;
    background: var(--cc-surface) !important;
    border-bottom: 1px solid var(--cc-border) !important;
    flex-shrink: 0 !important;
}

.cc-model-select {
    padding: 6px 12px !important;
    border: 1px solid var(--cc-border) !important;
    border-radius: 8px !important;
    font-size: 13px !important;
    font-family: inherit !important;
    background: var(--cc-surface) !important;
    cursor: pointer !important;
    flex: 1 !important;
    max-width: 250px !important;
}

.cc-btn {
    padding: 6px 14px !important;
    border-radius: 8px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    font-family: inherit !important;
    cursor: pointer !important;
    border: none !important;
    transition: all 0.15s !important;
    white-space: nowrap !important;
}

.cc-btn--secondary {
    background: var(--cc-surface) !important;
    color: var(--cc-text) !important;
    border: 1px solid var(--cc-border) !important;
}
.cc-btn--secondary:hover {
    background: var(--cc-accent-light) !important;
    border-color: var(--cc-accent) !important;
    color: var(--cc-accent) !important;
}

/* History panel */
.cc-history-panel {
    max-height: 300px !important;
    overflow-y: auto !important;
    border-bottom: 1px solid var(--cc-border) !important;
    background: var(--cc-surface) !important;
}

.cc-history-item {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 10px 16px !important;
    cursor: pointer !important;
    transition: background 0.1s !important;
    border-bottom: 1px solid #f1f5f9 !important;
}
.cc-history-item:hover {
    background: var(--cc-accent-light) !important;
}

.cc-history-item__title {
    flex: 1 !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    color: var(--cc-text) !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}

.cc-history-item__meta {
    font-size: 11px !important;
    color: var(--cc-text-light) !important;
    flex-shrink: 0 !important;
}

.cc-history-item__delete {
    background: none !important;
    border: none !important;
    color: #dc2626 !important;
    font-size: 18px !important;
    cursor: pointer !important;
    padding: 0 4px !important;
    line-height: 1 !important;
    opacity: 0.5 !important;
}
.cc-history-item__delete:hover {
    opacity: 1 !important;
}

/* Messages area */
.cc-messages {
    flex: 1 !important;
    overflow-y: auto !important;
    padding: 16px !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
}

/* Welcome screen */
.cc-welcome {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 1 !important;
    text-align: center !important;
    padding: 40px !important;
}
.cc-welcome__icon {
    font-size: 48px !important;
    margin-bottom: 12px !important;
}
.cc-welcome__title {
    font-size: 22px !important;
    font-weight: 700 !important;
    color: var(--cc-text) !important;
    margin-bottom: 8px !important;
}
.cc-welcome__text {
    font-size: 14px !important;
    color: var(--cc-text-light) !important;
    max-width: 400px !important;
}

/* Message bubbles */
.cc-message {
    max-width: 80% !important;
    padding: 10px 16px !important;
    border-radius: var(--cc-radius) !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    position: relative !important;
}

.cc-message--user {
    align-self: flex-end !important;
    background: var(--cc-user-bg) !important;
    color: var(--cc-user-text) !important;
    border-bottom-right-radius: 4px !important;
}

.cc-message--assistant {
    align-self: flex-start !important;
    background: var(--cc-assistant-bg) !important;
    color: var(--cc-text) !important;
    border: 1px solid var(--cc-border) !important;
    border-bottom-left-radius: 4px !important;
}

.cc-message__content {
    overflow-wrap: break-word !important;
}

.cc-message__content h1,
.cc-message__content h2,
.cc-message__content h3,
.cc-message__content h4 {
    margin: 12px 0 6px !important;
    color: var(--cc-text) !important;
}
.cc-message__content h1 {
    font-size: 18px !important;
}
.cc-message__content h2 {
    font-size: 16px !important;
}
.cc-message__content h3 {
    font-size: 14px !important;
    font-weight: 600 !important;
}

.cc-message__content p {
    margin: 6px 0 !important;
}
.cc-message__content ul,
.cc-message__content ol {
    margin: 6px 0 !important;
    padding-left: 20px !important;
}
.cc-message__content li {
    margin: 3px 0 !important;
}
.cc-message__content a {
    color: var(--cc-accent) !important;
}
.cc-message__content hr {
    border: none !important;
    border-top: 1px solid var(--cc-border) !important;
    margin: 12px 0 !important;
}
.cc-message__content img {
    max-width: 100% !important;
    border-radius: 8px !important;
    margin: 8px 0 !important;
}

.cc-message__model {
    display: block !important;
    font-size: 10px !important;
    color: var(--cc-text-light) !important;
    margin-top: 6px !important;
    opacity: 0.7 !important;
}

/* Copy button */
.cc-copy-btn {
    position: absolute !important;
    top: 8px !important;
    right: 8px !important;
    background: var(--cc-bg) !important;
    border: 1px solid var(--cc-border) !important;
    border-radius: 6px !important;
    font-size: 11px !important;
    padding: 3px 8px !important;
    cursor: pointer !important;
    color: var(--cc-text-light) !important;
    opacity: 0 !important;
    transition: opacity 0.15s !important;
}
.cc-message:hover .cc-copy-btn {
    opacity: 1 !important;
}
.cc-copy-btn:hover {
    background: var(--cc-surface) !important;
    color: var(--cc-text) !important;
}

/* Code blocks */
.cc-code {
    background: #1e293b !important;
    color: #e2e8f0 !important;
    padding: 12px 16px !important;
    border-radius: 8px !important;
    overflow-x: auto !important;
    font-family: 'Courier New', monospace !important;
    font-size: 13px !important;
    margin: 8px 0 !important;
    white-space: pre-wrap !important;
    position: relative !important;
}
.cc-code code {
    background: none !important;
    padding: 0 !important;
    color: inherit !important;
}
.cc-code__lang {
    position: absolute !important;
    top: 6px !important;
    right: 10px !important;
    font-size: 10px !important;
    color: #64748b !important;
    text-transform: uppercase !important;
}

.cc-inline-code {
    background: #f1f5f9 !important;
    padding: 2px 6px !important;
    border-radius: 4px !important;
    font-family: 'Courier New', monospace !important;
    font-size: 13px !important;
}
.cc-message--user .cc-inline-code {
    background: rgba(255, 255, 255, 0.2) !important;
}

/* Tables */
.cc-table {
    width: 100% !important;
    border-collapse: collapse !important;
    margin: 8px 0 !important;
    font-size: 13px !important;
}
.cc-table th,
.cc-table td {
    padding: 6px 12px !important;
    border: 1px solid var(--cc-border) !important;
    text-align: left !important;
}
.cc-table th {
    background: var(--cc-bg) !important;
    font-weight: 600 !important;
}
.cc-table tr:nth-child(even) td {
    background: #f8fafc !important;
}

/* Streaming cursor */
.cc-cursor {
    animation: cc-blink 0.8s step-end infinite !important;
    color: var(--cc-accent) !important;
    font-weight: 700 !important;
}
@keyframes cc-blink {
    50% { opacity: 0; }
}

/* File badge */
.cc-file-badge {
    font-size: 12px !important;
    color: var(--cc-text-light) !important;
    background: #f1f5f9 !important;
    padding: 4px 10px !important;
    border-radius: 6px !important;
    margin-bottom: 6px !important;
    display: inline-block !important;
}
.cc-message--user .cc-file-badge {
    background: rgba(255, 255, 255, 0.15) !important;
    color: rgba(255, 255, 255, 0.9) !important;
}

/* File preview bar */
.cc-file-preview {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 8px 16px !important;
    background: var(--cc-accent-light) !important;
    border-top: 1px solid var(--cc-border) !important;
    font-size: 13px !important;
}
.cc-file-preview__name {
    flex: 1 !important;
    color: var(--cc-accent) !important;
    font-weight: 500 !important;
}
.cc-file-preview__remove {
    background: none !important;
    border: none !important;
    color: #dc2626 !important;
    font-size: 18px !important;
    cursor: pointer !important;
    padding: 0 !important;
    line-height: 1 !important;
}

/* Input bar */
.cc-input-bar {
    display: flex !important;
    align-items: flex-end !important;
    gap: 6px !important;
    padding: 12px 16px !important;
    background: var(--cc-surface) !important;
    border-top: 1px solid var(--cc-border) !important;
    flex-shrink: 0 !important;
}

.cc-input-btn {
    background: none !important;
    border: none !important;
    font-size: 20px !important;
    cursor: pointer !important;
    padding: 6px !important;
    opacity: 0.6 !important;
    transition: opacity 0.15s !important;
    flex-shrink: 0 !important;
}
.cc-input-btn:hover {
    opacity: 1 !important;
}

.cc-web-toggle--active {
    opacity: 1 !important;
    background: var(--cc-accent-light) !important;
    border-radius: 8px !important;
    border: 1.5px solid var(--cc-accent) !important;
}

.cc-textarea {
    flex: 1 !important;
    padding: 10px 14px !important;
    border: 1.5px solid var(--cc-border) !important;
    border-radius: 10px !important;
    font-size: 14px !important;
    font-family: inherit !important;
    resize: none !important;
    max-height: 200px !important;
    line-height: 1.5 !important;
    box-sizing: border-box !important;
}
.cc-textarea:focus {
    outline: none !important;
    border-color: var(--cc-accent) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1) !important;
}

.cc-char-count {
    font-size: 11px !important;
    color: #94a3b8 !important;
    flex-shrink: 0 !important;
    align-self: center !important;
}

.cc-send-btn {
    background: var(--cc-accent) !important;
    color: #fff !important;
    border: none !important;
    width: 40px !important;
    height: 40px !important;
    border-radius: 10px !important;
    font-size: 18px !important;
    cursor: pointer !important;
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: background 0.15s !important;
}
.cc-send-btn:hover {
    background: #1d4ed8 !important;
}
.cc-send-btn:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
}

/* Scrollbar styling */
.cc-messages::-webkit-scrollbar {
    width: 6px !important;
}
.cc-messages::-webkit-scrollbar-track {
    background: transparent !important;
}
.cc-messages::-webkit-scrollbar-thumb {
    background: #cbd5e1 !important;
    border-radius: 3px !important;
}
.cc-messages::-webkit-scrollbar-thumb:hover {
    background: #94a3b8 !important;
}

/* Responsive */
@media (max-width: 600px) {
    .cc-wrap {
        height: 90vh !important;
        border-radius: 0 !important;
        border: none !important;
    }
    .cc-message {
        max-width: 90% !important;
    }
    .cc-top-bar {
        flex-wrap: wrap !important;
    }
    .cc-model-select {
        max-width: 100% !important;
    }
}