@import './colors.css';

/* AI Helper Widget Container */
.ai-helper-widget {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 150;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: none; /* Hidden by default, shown only in playing state */
}

/* Chat Panel */
.ai-helper-panel {
    position: absolute;
    top: 20px;
    right: 0;
    width: 380px;
    background: var(--color-panel-bg-solid);
    border: 1px solid var(--color-border-light);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}
.ai-helper-panel.collapsed {
    max-height: 135px;
}
.ai-helper-panel.expanded {
    max-height: 750px;
}

/* Panel Header (Acts as toggle button) */
.ai-helper-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--color-bg-medium);
    border-radius: 12px;
    transition: all 0.3s ease;
    min-height: 42px;
}
.ai-helper-header.clickable {
    cursor: pointer;
}
.ai-helper-header.clickable:hover {
    background: var(--color-bg-lighter);
    transform: translateY(-1px);
}
.ai-helper-panel.expanded .ai-helper-header {
    border-radius: 12px 12px 0 0;
    border-bottom: 1px solid var(--color-border-medium);
    background: var(--color-bg-medium);
}
.ai-helper-panel.expanded .ai-helper-header.clickable:hover {
    background: var(--color-bg-lighter);
    transform: none;
}

.helper-title {
    display: flex;
    align-items: center;
    gap: 10px;
}
.helper-title h3 {
    color: var(--color-text-primary);
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}
.header-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}
.collapse-indicator {
    color: var(--color-text-muted);
    font-size: 14px;
    line-height: 1;
    transition: transform 0.2s ease;
}
/* Collapsible Content */
.ai-helper-content {
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}
.ai-helper-content.hidden {
    display: none;
}

/* Messages Container */
.ai-helper-messages {
    flex: 1;
    padding: 16px 20px;
    overflow-y: auto;
    max-height: 320px;
    min-height: 200px;
    scrollbar-width: thin;
    scrollbar-color: var(--color-border-light) transparent;
}

.ai-helper-messages::-webkit-scrollbar {
    width: 6px;
}

.ai-helper-messages::-webkit-scrollbar-track {
    background: transparent;
}

.ai-helper-messages::-webkit-scrollbar-thumb {
    background: var(--color-border-light);
    border-radius: 3px;
}

.ai-helper-messages::-webkit-scrollbar-thumb:hover {
    background: var(--color-border-lighter);
}

/* Message Bubbles */
.helper-message {
    margin-bottom: 16px;
    animation: messageSlideIn 0.3s ease-out;
}

.helper-message:last-child {
    margin-bottom: 0;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-content {
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.4;
    max-width: 85%;
}

/* AI Messages */
.ai-message .message-content {
    background: var(--color-bg-lighter);
    color: var(--color-text-secondary);
    border-bottom-left-radius: 4px;
}

/* User Messages */
.user-message {
    display: flex;
    justify-content: flex-end;
}

.user-message .message-content {
    background: var(--color-primary);
    color: white;
    border-bottom-right-radius: 4px;
}

/* Typing Indicator */
.ai-helper-typing {
    padding: 8px 20px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 13px;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.ai-helper-typing:not(.hidden) {
    opacity: 1;
    transform: translateY(0);
}

.typing-indicator {
    display: flex;
    gap: 3px;
    margin-right: 4px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: typingDot 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }
.typing-dot:nth-child(3) { animation-delay: 0s; }

@keyframes typingDot {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Input Area */
.ai-helper-input-area {
    padding: 16px 20px;
    border-top: 1px solid var(--color-border-medium);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 0 0 12px 12px;
}

.input-container {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    margin-bottom: 8px;
}

.helper-input {
    flex: 1;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border-medium);
    border-radius: 8px;
    padding: 10px 12px;
    color: var(--color-text-secondary);
    font-size: 14px;
    font-family: inherit;
    resize: none;
    transition: all 0.2s ease;
    min-height: 38px;
    max-height: 100px;
}

.helper-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-bg-lighter);
}

.helper-input::placeholder {
    color: var(--color-text-disabled);
}

.helper-send-btn {
    background: var(--color-primary);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    padding: 10px 12px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
}

.helper-send-btn:hover {
    background: var(--color-primary-light);
}

.helper-send-btn:active {
    transform: scale(0.95);
}

.helper-send-btn:disabled {
    background: var(--color-bg-medium);
    cursor: not-allowed;
    transform: none;
}

.send-icon {
    font-size: 14px;
    line-height: 1;
}

/* Input Footer */
.input-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--color-text-disabled);
}

.character-count {
    font-variant-numeric: tabular-nums;
}

/* Responsive Design */
@media (max-width: 1400px) {
    .ai-helper-panel {
        width: 350px;
    }
    
    .ai-helper-panel.expanded {
        max-height: 450px;
    }
    
    .ai-helper-messages {
        max-height: 280px;
    }
}
@media (max-width: 1200px) {
    .ai-helper-widget {
        right: 15px;
        bottom: 15px;
    }
    
    .ai-helper-panel {
        width: 320px;
    }
    
    .ai-helper-panel.expanded {
        max-height: 400px;
    }
    
    .ai-helper-messages {
        max-height: 240px;
        padding: 12px 16px;
    }
    
    .ai-helper-header,
    .ai-helper-input-area {
        padding: 12px 16px;
    }
}
@media (max-width: 1024px) {
    .ai-helper-widget {
        right: 10px;
        bottom: 10px;
    }
    
    .ai-helper-panel {
        width: 300px;
        right: -10px;
    }
    
    .ai-helper-panel.expanded {
        max-height: 360px;
    }
    
    .ai-helper-messages {
        max-height: 200px;
    }
    
    .helper-input {
        font-size: 13px;
    }
    
    .message-content {
        font-size: 13px;
        padding: 10px 14px;
    }
}
@media (max-width: 900px) {
    .ai-helper-panel {
        width: 280px;
        right: -20px;
    }
    
    .ai-helper-panel.expanded {
        max-height: 320px;
    }
    
    .ai-helper-messages {
        max-height: 180px;
    }
}
@media (max-width: 768px) {
    .ai-helper-widget {
        right: 8px;
        bottom: 8px;
    }
    
    .ai-helper-panel {
        width: 260px;
        right: -30px;
    }
    
    .ai-helper-panel.collapsed {
        max-height: 113px;
    }
    
    .ai-helper-panel.expanded {
        max-height: 300px;
    }
    
    .ai-helper-messages {
        max-height: 160px;
        padding: 10px 14px;
    }
    
    .ai-helper-header,
    .ai-helper-input-area {
        padding: 10px 14px;
    }
    
    .helper-title h3 {
        font-size: 15px;
    }
    
    .message-content {
        font-size: 12px;
        padding: 8px 12px;
    }
    
    .helper-input {
        font-size: 13px;
        padding: 8px 10px;
    }
}

/* Hidden state utility */
.hidden {
    display: none !important;
}

/* Focus and accessibility improvements */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.ai-helper-header.clickable:focus-visible,
.helper-send-btn:focus-visible {
    outline-color: rgba(255, 255, 255, 0.8);
}

/* Smooth scrolling for messages */
.ai-helper-messages {
    scroll-behavior: smooth;
}

/* Enhanced animations for panel expand/collapse */
.ai-helper-panel.collapsed {
    overflow: hidden;
}
.ai-helper-panel.expanded {
    overflow: visible;
}