/* صفحة الحوار والمناقشة */
.app-bar {
    background: var(--primary-dark);
    color: white;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.back-link {
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
}

.chat-area {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 700px;
    margin: 0 auto;
    width: 90%;
}

.message-box {
    background: var(--card-bg);
    padding: 12px 18px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    max-width: 85%;
    align-self: flex-start;
    border-bottom-right-radius: 5px;
}

.message-box.user {
    background: var(--primary-soft);
    align-self: flex-end;
    border-bottom-right-radius: 20px;
    border-bottom-left-radius: 5px;
    border-right: 4px solid var(--primary-dark);
}

.sender-name {
    font-size: 0.75rem;
    font-weight: bold;
    color: var(--primary-dark);
    margin-bottom: 5px;
    display: block;
}

.message-text {
    font-size: 0.95rem;
    color: var(--text-main);
    line-height: 1.5;
}

.time {
    font-size: 0.65rem;
    color: var(--text-muted);
    display: block;
    text-align: left;
    margin-top: 5px;
}

.input-panel {
    background: var(--card-bg);
    padding: 15px;
    border-top: 1px solid var(--border-light);
    position: sticky;
    bottom: 0;
    display: flex;
    gap: 10px;
    align-items: center;
    max-width: 700px;
    margin: 0 auto;
    width: 90%;
    border-radius: 60px 60px 0 0;
    box-shadow: 0 -4px 10px rgba(0,0,0,0.02);
}

.input-panel input {
    flex: 1;
    border: 1px solid var(--border-light);
    padding: 12px;
    border-radius: 25px;
    outline: none;
    font-family: 'Tajawal', sans-serif;
    background: var(--gray-bg);
    color: var(--text-main);
}

.send-btn {
    background: var(--primary-dark);
    color: white;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.send-btn:hover {
    background: var(--primary);
    transform: scale(1.1);
}