/**
 * Modern Mesajlaşma Sistemi CSS
 */

/* Mesaj Balonları - Minimalist Beyaz */
.message-bubble {
    position: relative;
    word-wrap: break-word;
    max-width: 70%;
    padding: 12px 16px;
    border-radius: 18px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border: 1px solid #bdc3c7;
    transition: all 0.2s ease;
    background: white !important;
    color: #2c3e50 !important;
    font-weight: 500;
    line-height: 1.5;
}

.message-bubble:hover {
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    transform: translateY(-1px);
    border-color: #95a5a6;
}

/* Her iki taraf için aynı minimalist stil */
.message-bubble.bg-primary,
.message-bubble.bg-light {
    background: white !important;
    color: #2c3e50 !important;
    border: 1px solid #bdc3c7;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Text renklerini zorla koyu yap */
.message-bubble.bg-primary *,
.message-bubble.bg-light * {
    color: #2c3e50 !important;
}

.message-bubble.bg-primary .text-white,
.message-bubble.bg-light .text-white {
    color: #2c3e50 !important;
}

/* Mesaj İçeriği */
.message-content {
    line-height: 1.5;
    margin-bottom: 4px;
    font-weight: 500;
    color: #2c3e50;
}

.message-sender {
    margin-bottom: 4px;
    font-weight: 600;
    color: #34495e;
}

.message-time {
    opacity: 0.7;
    font-size: 0.75rem;
    font-weight: 400;
    color: #7f8c8d;
}

/* Mesaj Konteyner */
#messages-container,
.messages-container {
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
    border-radius: 0 0 15px 15px;
    padding: 20px;
    height: 500px;
    overflow-y: auto;
}

#messages-container::-webkit-scrollbar {
    width: 6px;
}

#messages-container::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

#messages-container::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

#messages-container::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Mesaj Formu */
#message-form textarea {
    resize: none;
    border-radius: 20px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
    padding: 12px 16px;
}

#message-form textarea:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

#send-button {
    border-radius: 20px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 12px 24px;
}

#send-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

#send-button:disabled {
    transform: none;
    box-shadow: none;
}

/* Dosya Mesajları */
.file-message img,
.message-image {
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    max-width: 200px;
}

.file-message img:hover,
.message-image:hover {
    transform: scale(1.02);
}

.file-info a {
    text-decoration: none;
    font-weight: 500;
}

.file-info a:hover {
    text-decoration: underline;
}

/* Dark Mode Desteği */
@media (prefers-color-scheme: dark) {
    .message-bubble.bg-light {
        background: #2d3748 !important;
        color: #e2e8f0 !important;
        border-color: #4a5568;
    }

    #messages-container {
        background: linear-gradient(135deg, #1a202c, #2d3748);
    }

    #message-form textarea {
        background-color: #2d3748;
        border-color: #4a5568;
        color: #e2e8f0;
    }

    #message-form textarea:focus {
        background-color: #2d3748;
        border-color: #007bff;
    }
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .message-bubble {
        max-width: 85% !important;
        padding: 10px 14px !important;
    }

    #messages-container {
        padding: 15px;
    }
}

/* Animasyonlar */
.message-item {
    animation: slideInUp 0.3s ease-out;
}

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

/* Hover Efektleri */
.message-bubble:hover {
    transform: translateY(-1px);
}

/* Konuşma listesi ikonları */
.fa-graduation-cap,
.fa-comments {
    color: #6f42c1 !important;
}

.fa-graduation-cap:hover,
.fa-comments:hover {
    color: #6f42c1 !important;
}

/* Optimistic UI - Geçici mesaj stilleri */
.message-item[data-message-id^="temp_"] {
    animation: fadeInMessage 0.3s ease-in;
}

.message-item[data-message-id^="temp_"] .message-bubble {
    border-left: 3px solid #ffc107 !important;
    animation: pulseOptimistic 1.5s infinite;
}

@keyframes fadeInMessage {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 0.7;
        transform: translateY(0);
    }
}

@keyframes pulseOptimistic {
    0%, 100% {
        border-left-color: #ffc107;
    }
    50% {
        border-left-color: #ffeb3b;
    }
}

/* Gönder butonu animasyonları */
#send-button {
    transition: all 0.2s ease;
}

#send-button:disabled {
    transform: scale(0.95);
}

#send-button:not(:disabled):hover {
    transform: scale(1.05);
}