/**
 * ═══════════════════════════════════════════════════════════════════════════
 * INLINE AI COACH - Styling
 * ═══════════════════════════════════════════════════════════════════════════
 */

/* Suggestion Popup */
.inline-ai-coach-popup {
    position: absolute;
    z-index: 10000;
    width: 380px;
    max-height: 400px;
    background: linear-gradient(135deg, #1e1e2e 0%, #2d2d44 100%);
    border-radius: 16px;
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.inline-ai-coach-popup.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Header */
.ai-coach-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: rgba(99, 102, 241, 0.15);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    color: #e2e8f0;
    font-weight: 600;
    font-size: 0.9rem;
}

.ai-coach-header i {
    color: #fbbf24;
    font-size: 1.1rem;
}

.ai-coach-close {
    margin-left: auto;
    background: none;
    border: none;
    color: #94a3b8;
    font-size: 1.3rem;
    cursor: pointer;
    padding: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s;
}

.ai-coach-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

/* Content */
.ai-coach-content {
    padding: 12px;
    max-height: 340px;
    overflow-y: auto;
}

.ai-coach-content::-webkit-scrollbar {
    width: 6px;
}

.ai-coach-content::-webkit-scrollbar-track {
    background: transparent;
}

.ai-coach-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

/* Loading State */
.ai-coach-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 30px;
    color: #94a3b8;
    font-size: 0.9rem;
}

.ai-coach-loading i {
    color: #6366f1;
}

/* Suggestions */
.ai-coach-suggestions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ai-suggestion {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 14px;
    border-left: 3px solid #6366f1;
    transition: all 0.2s;
}

.ai-suggestion:hover {
    background: rgba(255, 255, 255, 0.08);
}

/* Suggestion Types */
.ai-suggestion-weak-verb {
    border-left-color: #f59e0b;
}

.ai-suggestion-passive {
    border-left-color: #3b82f6;
}

.ai-suggestion-buzzword {
    border-left-color: #ef4444;
}

.ai-suggestion-quantification {
    border-left-color: #10b981;
}

.ai-suggestion-sentence-length {
    border-left-color: #8b5cf6;
}

/* Suggestion Header */
.ai-suggestion-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    color: #e2e8f0;
}

.ai-suggestion-weak-verb .ai-suggestion-header i { color: #f59e0b; }
.ai-suggestion-passive .ai-suggestion-header i { color: #3b82f6; }
.ai-suggestion-buzzword .ai-suggestion-header i { color: #ef4444; }
.ai-suggestion-quantification .ai-suggestion-header i { color: #10b981; }
.ai-suggestion-sentence-length .ai-suggestion-header i { color: #8b5cf6; }

/* Suggestion Body */
.ai-suggestion-body p {
    margin: 0 0 10px 0;
    color: #94a3b8;
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Alternatives */
.ai-alternatives {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.ai-alternative {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.ai-alternative:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.ai-alternative:active {
    transform: translateY(0);
}

/* Advice */
.ai-advice {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-top: 10px !important;
    padding: 10px;
    background: rgba(251, 191, 36, 0.1);
    border-radius: 8px;
    color: #fbbf24 !important;
    font-size: 0.8rem !important;
}

.ai-advice i {
    margin-top: 2px;
    flex-shrink: 0;
}

/* Feedback Toast */
.ai-coach-feedback {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 10001;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4);
    animation: slideInFeedback 0.3s ease-out;
}

.ai-coach-feedback.fade-out {
    animation: slideOutFeedback 0.3s ease-out forwards;
}

@keyframes slideInFeedback {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideOutFeedback {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(20px);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .inline-ai-coach-popup {
        width: calc(100vw - 20px);
        left: 10px !important;
        right: 10px;
    }
}

/* Dark mode support (already dark, but ensure contrast) */
@media (prefers-color-scheme: light) {
    .inline-ai-coach-popup {
        background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
        box-shadow: 
            0 20px 50px rgba(0, 0, 0, 0.15),
            0 0 0 1px rgba(0, 0, 0, 0.05);
    }
    
    .ai-coach-header {
        background: rgba(99, 102, 241, 0.1);
        color: #1e293b;
        border-bottom-color: rgba(0, 0, 0, 0.05);
    }
    
    .ai-coach-close {
        color: #64748b;
    }
    
    .ai-coach-close:hover {
        background: rgba(0, 0, 0, 0.05);
        color: #1e293b;
    }
    
    .ai-suggestion {
        background: rgba(0, 0, 0, 0.03);
    }
    
    .ai-suggestion:hover {
        background: rgba(0, 0, 0, 0.05);
    }
    
    .ai-suggestion-header {
        color: #1e293b;
    }
    
    .ai-suggestion-body p {
        color: #64748b;
    }
    
    .ai-coach-loading {
        color: #64748b;
    }
}

/* Input field highlighting when coach is active */
textarea:focus + .ai-coach-active-indicator,
input:focus + .ai-coach-active-indicator {
    opacity: 1;
}

.ai-coach-active-indicator {
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6, #6366f1);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
    opacity: 0;
    transition: opacity 0.3s;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}