/* ==========================================================================
   AI ASSISTANT - MODERN DESIGN SYSTEM INTEGRATION
   ========================================================================== */

/* Remove all blue outlines and borders globally */
#ai-assistant *,
#ai-assistant *:focus,
#ai-assistant *:focus-visible,
#ai-assistant *:active {
    outline: none !important;
}

#ai-assistant input:focus,
#ai-assistant textarea:focus,
#ai-assistant select:focus,
#ai-assistant button:focus {
    outline: none !important;
    border: none !important;
    box-shadow: none !important;
}

/* Toggle Button - Modern Floating Action Button */
#ai-toggle-btn {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: #6c757d;
    color: white;
    font-size: 14px;
    font-weight: 500;
    padding: 10px 18px;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    z-index: 901;
    font-family: var(--font-family);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
    gap: 8px;
}

#ai-toggle-btn:hover {
    background: #5a6268;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 117, 125, 0.3);
}

#ai-toggle-btn:active {
    transform: translateY(0);
}

#ai-toggle-btn i {
    font-size: 16px;
}

/* AI button position when sidebar is visible */
@media (max-width: 767px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-toggle-btn,
    body.running-mode:not(.sidebar-collapsed) #ai-toggle-btn {
        left: 310px;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-toggle-btn,
    body.running-mode:not(.sidebar-collapsed) #ai-toggle-btn {
        left: 290px;
    }
}

@media (min-width: 1024px) and (max-width: 1439px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-toggle-btn,
    body.running-mode:not(.sidebar-collapsed) #ai-toggle-btn {
        left: 300px;
    }
}

@media (min-width: 1440px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-toggle-btn,
    body.running-mode:not(.sidebar-collapsed) #ai-toggle-btn {
        left: 330px;
    }
}

body.edit-mode.sidebar-collapsed #ai-toggle-btn,
body.running-mode.sidebar-collapsed #ai-toggle-btn {
    left: 30px;
}

body.results-mode #ai-toggle-btn {
    left: 30px;
}

/* Main Chat Container - Modern Card Design */
#ai-assistant {
    position: fixed;
    bottom: 24px;
    left: 100px;
    width: 280px;
    height: auto;
    min-height: 350px;
    max-height: 60vh;
    background: white;
    border: none;
    border-radius: var(--border-radius-large);
    font-family: var(--font-family);
    z-index: 900;
    display: none;
    flex-direction: column;
    box-shadow: var(--shadow-medium);
    animation: fadeIn var(--transition-normal) ease-out;
    transition: left var(--transition-normal), height 0.2s ease;
    overflow: hidden;
    outline: 2px solid rgba(108, 117, 125, 0.2) !important;
    outline-offset: -2px;
}

#ai-assistant:focus,
#ai-assistant:focus-visible,
#ai-assistant:focus-within {
    outline: 2px solid rgba(108, 117, 125, 0.3) !important;
    outline-offset: -2px;
    box-shadow: var(--shadow-medium) !important;
}

#ai-assistant *:focus,
#ai-assistant *:focus-visible {
    outline: none !important;
    border: none !important;
}

/* AI assistant position when sidebar is visible */
@media (max-width: 767px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-assistant,
    body.running-mode:not(.sidebar-collapsed) #ai-assistant {
        left: 360px;
        width: calc(100vw - 380px);
        max-width: 320px;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-assistant,
    body.running-mode:not(.sidebar-collapsed) #ai-assistant {
        left: 340px;
    }
}

@media (min-width: 1024px) and (max-width: 1439px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-assistant,
    body.running-mode:not(.sidebar-collapsed) #ai-assistant {
        left: 350px;
    }
}

@media (min-width: 1440px) {

    body.edit-mode:not(.sidebar-collapsed) #ai-assistant,
    body.running-mode:not(.sidebar-collapsed) #ai-assistant {
        left: 380px;
    }
}

body.edit-mode.sidebar-collapsed #ai-assistant,
body.running-mode.sidebar-collapsed #ai-assistant {
    left: 100px;
}

body.results-mode #ai-assistant {
    left: 100px;
}

#ai-assistant.open {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* Header - Modern Grey Color */
.ai-chat-header {
    background: #495057;
    color: white;
    padding: 6px 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.ai-chat-header span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.ai-chat-header i {
    font-size: 12px;
}

.ai-chat-header .ai-header-actions {
    display: flex;
    align-items: center;
    gap: 2px;
}

.ai-chat-header button {
    background: transparent;
    border: none;
    color: white;
    font-size: 12px;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--border-radius-small);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    outline: none !important;
}

.ai-chat-header button:hover {
    background: rgba(255, 255, 255, 0.2);
}

.ai-chat-header button:active {
    background: rgba(255, 255, 255, 0.3);
}

/* Chat Body - Modern Scrollable Area */
.ai-chat-body {
    flex-grow: 1;
    padding: 8px;
    overflow-y: auto;
    background: #e9e9e9;
    font-size: 12px;
    line-height: 1.4;
    word-wrap: break-word;
    overflow-wrap: break-word;
    scroll-behavior: smooth;
}

/* Custom scrollbar for chat body */
.ai-chat-body::-webkit-scrollbar {
    width: 6px;
}

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

.ai-chat-body::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.ai-chat-body::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

/* Message Bubbles - Modern Chat Style */
.ai-chat-message {
    display: block;
    margin-bottom: 8px;
    padding: 6px 10px;
    border-radius: var(--border-radius);
    white-space: pre-wrap;
    word-break: break-word;
    max-width: 85%;
    animation: slideIn 0.2s ease-out;
    font-size: 12px;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.ai-chat-message.user {
    background: #6c757d;
    color: white;
    margin-left: auto;
    text-align: right;
    border-bottom-right-radius: 4px;
}

.ai-chat-message.assistant {
    background: white;
    color: var(--dark-text);
    border: none;
    text-align: left;
    border-bottom-left-radius: 4px;
}

.ai-chat-message .content {
    display: block;
    min-height: 20px;
    white-space: pre-wrap;
    word-break: break-word;
}

.ai-chat-message .timestamp {
    font-size: 11px;
    opacity: 0.7;
    margin-top: 4px;
    display: block;
}

/* Code Blocks in Messages */
.ai-chat-body pre {
    background: #2d2d2d;
    color: #f8f8f2;
    padding: 8px;
    margin: 6px 0;
    border-radius: var(--border-radius-small);
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    line-height: 1.4;
    border: none;
}

.ai-chat-body code {
    background: rgba(108, 117, 125, 0.1);
    color: #6c757d;
    padding: 2px 4px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 11px;
}

.ai-chat-body pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}

/* Input Area - Modern Form Design */
.ai-chat-input {
    position: relative;
    border-top: none;
    padding: 8px;
    background: white;
    flex-shrink: 0;
}

.ai-chat-input textarea {
    width: 100%;
    border: none;
    padding: 6px 32px 6px 8px;
    font-size: 12px;
    outline: 2px solid rgba(108, 117, 125, 0.2) !important;
    outline-offset: -2px;
    background: var(--light-bg);
    resize: none;
    height: 24px;
    min-height: 24px;
    max-height: 100px;
    line-height: 1.4;
    font-family: var(--font-family);
    box-sizing: border-box;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.ai-chat-input textarea:focus {
    border: none !important;
    background: white;
    box-shadow: none !important;
    outline: 2px solid rgba(108, 117, 125, 0.3) !important;
    outline-offset: -2px;
}

.ai-chat-input textarea::placeholder {
    color: var(--muted-text);
}

.ai-chat-input .send-button {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: #6c757d;
    color: white;
    border: none;
    font-size: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    padding: 0;
    outline: none !important;
}

.ai-chat-input .send-button:hover:not(:disabled) {
    background: #5a6268;
    transform: translateY(-50%) scale(1.1);
}

.ai-chat-input .send-button:active:not(:disabled) {
    transform: translateY(-50%) scale(0.95);
}

.ai-chat-input .send-button:disabled {
    background: var(--muted-text);
    cursor: not-allowed;
    opacity: 0.5;
}

/* Model Selector */
.ai-chat-model {
    padding: 8px 12px;
    border-top: 1px solid var(--border-color);
    background: var(--light-bg);
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-shrink: 0;
}

.ai-chat-model label {
    color: var(--muted-text);
    font-weight: 500;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ai-chat-model select {
    font-size: 13px;
    padding: 6px 10px;
    border-radius: var(--border-radius-small);
    border: none !important;
    outline: none !important;
    background: white;
    color: var(--dark-text);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex: 1;
    max-width: 180px;
}

.ai-chat-model select:hover {
    border-color: #6c757d;
}

.ai-chat-model select:focus {
    border-color: #6c757d;
    box-shadow: 0 0 0 3px rgba(108, 117, 125, 0.1);
}

/* ==========================================================================
   API MODAL - MODERN BOOTSTRAP-STYLE
   ========================================================================== */

#ai-api-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
    animation: fadeIn var(--transition-normal);
}

#ai-api-modal.show {
    display: flex;
}

#ai-api-modal-content {
    background: white;
    padding: 24px;
    border-radius: var(--border-radius-large);
    width: 100%;
    max-width: 450px;
    max-height: calc(100vh - 100px);
    box-shadow: var(--shadow-medium);
    font-family: var(--font-family);
    position: relative;
    overflow-y: auto;
    animation: slideUp var(--transition-normal);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

#ai-api-close {
    position: absolute;
    top: 12px;
    right: 12px;
    background: transparent;
    border: none;
    font-size: 24px;
    color: var(--muted-text);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-small);
    transition: all var(--transition-fast);
}

#ai-api-close:hover {
    background: var(--light-bg);
    color: var(--dark-text);
}

#ai-api-modal-content h3 {
    margin: 0 0 20px 0;
    color: var(--dark-text);
    font-size: 18px;
    font-weight: 600;
    padding-right: 40px;
}

#ai-api-modal-content label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-text);
}

#ai-api-key-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    font-family: var(--font-family);
    box-sizing: border-box;
    margin-bottom: 20px;
    transition: all var(--transition-fast);
}

#ai-api-key-input:focus {
    outline: none !important;
    border: none !important;
    box-shadow: none !important;
}

#ai-api-modal-content .modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

#ai-api-cancel,
#ai-api-save {
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    font-family: var(--font-family);
    transition: all var(--transition-fast);
    border: none;
}

#ai-api-cancel {
    background: white;
    color: var(--dark-text);
    border: 1px solid var(--border-color);
}

#ai-api-cancel:hover {
    background: var(--light-bg);
    border-color: var(--muted-text);
}

#ai-api-save {
    background: #6c757d;
    color: white;
}

#ai-api-save:hover {
    background: #5a6268;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 767px) {
    #ai-assistant {
        width: calc(100vw - 40px);
        max-width: 280px;
        height: calc(100vh - 100px);
        max-height: 360px;
    }

    #ai-api-modal {
        padding: 10px;
    }

    #ai-api-modal-content {
        max-width: 100%;
        padding: 20px;
        margin-top: 56px;
    }

    #ai-api-modal-content h3 {
        font-size: 16px;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    #ai-api-modal-content {
        max-width: 420px;
    }
}

@media (min-width: 1920px) {
    #ai-assistant {
        width: 320px;
        height: 400px;
    }
}

@media (min-width: 2560px) {
    #ai-assistant {
        width: 340px;
        height: 420px;
    }

    .ai-chat-header {
        padding: 14px 18px;
        font-size: 16px;
    }

    .ai-chat-body {
        padding: 18px;
        font-size: 15px;
    }

    .ai-chat-message {
        padding: 12px 16px;
        margin-bottom: 14px;
    }
}